@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_AMS-Regular.BQhdFMY1.woff2)format("woff2"),url(/_next/static/media/KaTeX_AMS-Regular.DMm9YOAa.woff)format("woff"),url(/_next/static/media/KaTeX_AMS-Regular.DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/_next/static/media/KaTeX_Caligraphic-Bold.Dq_IR9rO.woff2)format("woff2"),url(/_next/static/media/KaTeX_Caligraphic-Bold.BEiXGLvX.woff)format("woff"),url(/_next/static/media/KaTeX_Caligraphic-Bold.ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Caligraphic-Regular.Di6jR-x-.woff2)format("woff2"),url(/_next/static/media/KaTeX_Caligraphic-Regular.CTRA-rTL.woff)format("woff"),url(/_next/static/media/KaTeX_Caligraphic-Regular.wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/_next/static/media/KaTeX_Fraktur-Bold.CL6g_b3V.woff2)format("woff2"),url(/_next/static/media/KaTeX_Fraktur-Bold.BsDP51OF.woff)format("woff"),url(/_next/static/media/KaTeX_Fraktur-Bold.BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Fraktur-Regular.CTYiF6lA.woff2)format("woff2"),url(/_next/static/media/KaTeX_Fraktur-Regular.Dxdc4cR9.woff)format("woff"),url(/_next/static/media/KaTeX_Fraktur-Regular.CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/_next/static/media/KaTeX_Main-Bold.Cx986IdX.woff2)format("woff2"),url(/_next/static/media/KaTeX_Main-Bold.Jm3AIy58.woff)format("woff"),url(/_next/static/media/KaTeX_Main-Bold.waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/_next/static/media/KaTeX_Main-BoldItalic.DxDJ3AOS.woff2)format("woff2"),url(/_next/static/media/KaTeX_Main-BoldItalic.SpSLRI95.woff)format("woff"),url(/_next/static/media/KaTeX_Main-BoldItalic.DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/_next/static/media/KaTeX_Main-Italic.NWA7e6Wa.woff2)format("woff2"),url(/_next/static/media/KaTeX_Main-Italic.BMLOBm91.woff)format("woff"),url(/_next/static/media/KaTeX_Main-Italic.3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Main-Regular.B22Nviop.woff2)format("woff2"),url(/_next/static/media/KaTeX_Main-Regular.Dr94JaBh.woff)format("woff"),url(/_next/static/media/KaTeX_Main-Regular.ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/_next/static/media/KaTeX_Math-BoldItalic.CZnvNsCZ.woff2)format("woff2"),url(/_next/static/media/KaTeX_Math-BoldItalic.iY-2wyZ7.woff)format("woff"),url(/_next/static/media/KaTeX_Math-BoldItalic.B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/_next/static/media/KaTeX_Math-Italic.t53AETM-.woff2)format("woff2"),url(/_next/static/media/KaTeX_Math-Italic.DA0__PXp.woff)format("woff"),url(/_next/static/media/KaTeX_Math-Italic.flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/_next/static/media/KaTeX_SansSerif-Bold.D1sUS0GD.woff2)format("woff2"),url(/_next/static/media/KaTeX_SansSerif-Bold.DbIhKOiC.woff)format("woff"),url(/_next/static/media/KaTeX_SansSerif-Bold.CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/_next/static/media/KaTeX_SansSerif-Italic.C3H0VqGB.woff2)format("woff2"),url(/_next/static/media/KaTeX_SansSerif-Italic.DN2j7dab.woff)format("woff"),url(/_next/static/media/KaTeX_SansSerif-Italic.YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_SansSerif-Regular.DDBCnlJ7.woff2)format("woff2"),url(/_next/static/media/KaTeX_SansSerif-Regular.CS6fqUqJ.woff)format("woff"),url(/_next/static/media/KaTeX_SansSerif-Regular.BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Script-Regular.D3wIWfF6.woff2)format("woff2"),url(/_next/static/media/KaTeX_Script-Regular.D5yQViql.woff)format("woff"),url(/_next/static/media/KaTeX_Script-Regular.C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Size1-Regular.mCD8mA8B.woff2)format("woff2"),url(/_next/static/media/KaTeX_Size1-Regular.C195tn64.woff)format("woff"),url(/_next/static/media/KaTeX_Size1-Regular.Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Size2-Regular.Dy4dx90m.woff2)format("woff2"),url(/_next/static/media/KaTeX_Size2-Regular.oD1tc_U0.woff)format("woff"),url(/_next/static/media/KaTeX_Size2-Regular.B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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)format("woff2"),url(/_next/static/media/KaTeX_Size3-Regular.CTq5MqoE.woff)format("woff"),url(/_next/static/media/KaTeX_Size3-Regular.DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Size4-Regular.Dl5lxZxV.woff2)format("woff2"),url(/_next/static/media/KaTeX_Size4-Regular.BF-4gkZK.woff)format("woff"),url(/_next/static/media/KaTeX_Size4-Regular.DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/_next/static/media/KaTeX_Typewriter-Regular.CO6r4hn1.woff2)format("woff2"),url(/_next/static/media/KaTeX_Typewriter-Regular.C0xS9mPB.woff)format("woff"),url(/_next/static/media/KaTeX_Typewriter-Regular.D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.18.7"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{white-space:nowrap;width:min-content;position:relative}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .katex-vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .katex-thinbox{flex-direction:row;width:0;max-width:0;display:inline-flex}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.katex-root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .katex-stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .reflectbox{display:inline-block;transform:scaleX(-1)}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}@font-face{font-family:Newsreader;font-style:normal;font-weight:200 800;font-display:swap;src:url(/fonts/newsreader-cfcb4f7a.woff2)format("woff2")}@font-face{font-family:Newsreader;font-style:italic;font-weight:200 800;font-display:swap;src:url(/fonts/newsreader-italic-cfcb4f7a.woff2)format("woff2")}@font-face{font-family:Instrument Sans;font-style:normal;font-weight:400 700;font-stretch:75% 100%;font-display:swap;src:url(/fonts/instrument-sans-7fa22308.woff2)format("woff2")}@font-face{font-family:Instrument Sans;font-style:italic;font-weight:400 700;font-stretch:75% 100%;font-display:swap;src:url(/fonts/instrument-sans-italic-7fa22308.woff2)format("woff2")}@font-face{font-family:IBM Plex Mono;font-style:normal;font-weight:100 700;font-display:swap;src:url(/fonts/ibm-plex-mono-bf260093.woff2)format("woff2")}@font-face{font-family:IBM Plex Mono;font-style:italic;font-weight:100 700;font-display:swap;src:url(/fonts/ibm-plex-mono-italic-bf260093.woff2)format("woff2")}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:200 900;font-display:swap;src:url(/fonts/source-serif-4-80d3f889.woff2)format("woff2")}:root{--font-serif:"Newsreader", "Iowan Old Style", Charter, Georgia, serif;--font-sans:"Instrument Sans", -apple-system, "Segoe UI", system-ui, sans-serif;--font-pdf:"Source Serif 4", "Iowan Old Style", Charter, Georgia, serif;--font-mono:"IBM Plex Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace}@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-ordinal:initial;--tw-slashed-zero:initial;--tw-numeric-figure:initial;--tw-numeric-spacing:initial;--tw-numeric-fraction:initial;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-outline-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial;--tw-ease:initial}::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-ordinal:initial;--tw-slashed-zero:initial;--tw-numeric-figure:initial;--tw-numeric-spacing:initial;--tw-numeric-fraction:initial;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-outline-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial;--tw-ease:initial}}}@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-serif:ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--radius-sm:.25rem;--radius-md:.375rem;--ease-out:cubic-bezier(0, 0, .2, 1);--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){-webkit-appearance:button;appearance:button}::file-selector-button{-webkit-appearance:button;appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.collapse{visibility:collapse}.invisible{visibility:hidden}.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.\!relative{position:relative!important}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.sticky{position:sticky}.isolate{isolation:isolate}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.\!hidden{display:none!important}.block{display:block}.contents{display:contents}.flex{display:flex}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.shrink{flex-shrink:1}.grow{flex-grow:1}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.resize{resize:both}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.rounded{border-radius:.25rem}.border{border-style:var(--tw-border-style);border-width:1px}.text-end{text-align:end}.text-start{text-align:start}.lowercase{text-transform:lowercase}.uppercase{text-transform:uppercase}.italic{font-style:italic}.ordinal{--tw-ordinal:ordinal;font-variant-numeric:var(--tw-ordinal,) var(--tw-slashed-zero,) var(--tw-numeric-figure,) var(--tw-numeric-spacing,) var(--tw-numeric-fraction,)}.underline{text-decoration-line:underline}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.blur{--tw-blur:blur(8px);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.sepia{--tw-sepia:sepia(100%);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}.ease-out{--tw-ease:var(--ease-out);transition-timing-function:var(--ease-out)}.\[no-new-privileges\:true\]{no-new-privileges:true}.\[data-admin-timezone\]\:visible:is(data-admin-timezone){visibility:visible}}:root{--color-paper:#fff;--color-desk:#f4f4f2;--color-desk-deep:#eaeae7;--color-raised:#fff;--color-rule:#e4e4e1;--color-ink:#141414;--color-graphite:#5e5e5e;--color-tertiary:#686862;--color-pencil:#8a8a86;--color-highlighter:#ffe94a;--color-highlighter-soft:#fff6b8;--color-hl-pink:#ffb3d6;--color-hl-green:#b5eda6;--color-hl-blue:#aedcff;--color-ballpoint:#2447d6;--color-redpen:#c8321f;--color-ring:#d2d2ce;--color-ring-soft:#d6d6d2;--color-ok:#2e9e5b;--color-print:#141414;--color-print-line:#d4d4d0;--color-print-title:#1f1f1f;--color-divider:#dededa;--color-error-soft:#fbedea;--color-error-text:#8e2316;--color-ok-soft:#e7f4ec;--color-ok-text:#1f6b3e;--color-ok-mark:#2e7d4f;--color-highlighter-edge:#c9b200;--color-highlighter-edge-soft:#d9c230;--color-warn:#c98a12;--color-chip-hover:#e0e0dc;--color-code:#fff;--color-console:#fbfbfa;--color-grid:#eef0f4;--color-gutter:#b5b5b1;--color-ballpoint-edge:#d9e0fa;--color-ink-muted:#a8a8a8;--shadow-sheet:0 1px 2px #14141414, 0 8px 24px #1414140f;--shadow-popover:0 0 0 1px #14141412, 0 16px 40px #14141429, 0 2px 6px #1414140f;--shadow-pressed:0 1px 2px #14141414;--color-sketch-1:#e2e2de;--color-sketch-2:#cfcfcb;--color-ink-hover:#2a2a2a;--color-on-ink:#fff;--color-ink-soft:#eaeae7;--color-ink-soft-hover:#e4e4e1;--color-ring-strong:#a8a8a3;--color-tooltip:#2a2a2a;--color-tooltip-text:#fff;--color-ballpoint-soft:#eef1fd;--color-ballpoint-soft-hover:#e2e8fc;--color-ballpoint-faint:#f4f6fe;--color-disabled:#d9d9d5;--color-quote-bar:#bdbdb8;--color-figure:#fff0f7;--color-figure-ring:#e9a9c8;--color-figure-edge:#e4569a;--color-page:#fff;--color-page-dim:#e4e2db;--color-evidence:#39795d;--color-float:#141414;--color-float-raised:#2a2a2a;--color-float-hover:#333;--color-float-text:#fff;--color-float-text-2:#e8e8e8;--color-float-muted:#a8a8a8;--color-float-divider:#3a3a3a;--color-float-focus:#a9b8ff;--color-float-swatch-ring:#fff;--color-thinking-2:#9a9a96;--text-label:11px;--text-small:13px;--text-ui:14px;--text-read:17px;--text-h3:22px;--text-h2:32px;--text-display:56px;--font-weight-regular:400;--font-weight-medium:500;--font-weight-semibold:600;--tracking-display:-.025em;--tracking-label:.08em;--leading-ui:20px;--leading-read:27px;--opacity-muted:60%;--breakpoint-compact:1024px;--breakpoint-wide:1440px;--container-sidebar:232px;--container-margin:360px;--container-desktop:1440px;--spacing-1:4px;--spacing-2:8px;--spacing-3:12px;--spacing-4:16px;--spacing-6:24px;--spacing-8:32px;--spacing-12:48px;--spacing-16:64px;--radius-sm:6px;--radius-md:10px;--radius-window:12px}:root[data-theme=dark]{--color-paper:#202023;--color-desk:#1a1a1c;--color-desk-deep:#111112;--color-raised:#2a2a2e;--color-rule:#2e2e33;--color-ink:#ededea;--color-graphite:#a9a9a4;--color-tertiary:#9e9e97;--color-pencil:#7e7e79;--color-ballpoint:#a9b8ff;--color-ring:#3a3a40;--color-ring-soft:#3a3a40;--color-ink-hover:#d4d4d0;--color-on-ink:#141414;--color-ink-soft:#2a2a2e;--color-ink-soft-hover:#333338;--color-ring-strong:#5c5c60;--color-tooltip:#3a3a40;--color-tooltip-text:#ededea;--color-ballpoint-soft:#a9b8ff24;--color-ballpoint-soft-hover:#a9b8ff38;--color-ballpoint-faint:#a9b8ff14;--color-disabled:#3a3a40;--color-quote-bar:#5a5a60;--color-figure:#ffb3d61a;--color-figure-ring:#e9a9c866;--color-float:#2a2a2e;--color-float-raised:#3a3a40;--color-float-swatch-ring:#ededea;--color-thinking-2:#8a8a86;--color-divider:#3a3a40;--color-error-soft:#c8321f29;--color-error-text:#f0a497;--color-ok-soft:#2e9e5b29;--color-ok-text:#7fd19e;--color-ok-mark:#7fd19e;--color-sketch-1:#3a3a40;--color-sketch-2:#4a4a50;--color-scrollbar-thumb:#4a4a50;--color-scrollbar-track:#161618;--color-chip-hover:#2a2a2e;--color-code:#18181a;--color-console:#141416;--color-grid:#2c2c31;--color-gutter:#5a5a60;--color-ballpoint-edge:#2e2e33;--color-ink-muted:#7e7e79;--shadow-sheet:0 0 0 1px #2e2e33;--shadow-popover:0 0 0 1px #3a3a40, 0 16px 40px #00000080}:root{--lg-font-ui:var(--font-sans,-apple-system, "Segoe UI", system-ui, sans-serif);--lg-font-doc:var(--font-serif,"Iowan Old Style", Charter, Georgia, serif);--lg-font-code:var(--font-mono,ui-monospace, "SF Mono", Menlo, Consolas, monospace);--lg-font-mono:var(--lg-font-code);--lg-font-math:"Latin Modern Math", "STIX Two Math", "Cambria Math", math;--lg-fs-meta:.71875rem;--lg-fs-small:.75rem;--lg-fs-control:.78125rem;--lg-fs-ui:.8125rem;--lg-fs-chat:.90625rem;--lg-fs-doc:.96875rem;--lg-fs-h2:1rem;--lg-fs-h1:1.375rem;--lg-lh-ui:1.45;--lg-lh-doc:1.6;--lg-lh-code:1.7;--lg-type-ui:var(--lg-fs-ui)/var(--lg-lh-ui) var(--lg-font-ui);--lg-type-doc:var(--lg-fs-doc)/var(--lg-lh-doc) var(--lg-font-doc);--lg-type-code:var(--lg-fs-control)/var(--lg-lh-code) var(--lg-font-code);--lg-space-1:2px;--lg-space-2:4px;--lg-space-3:6px;--lg-space-4:8px;--lg-space-5:10px;--lg-space-6:12px;--lg-space-7:14px;--lg-space-8:16px;--lg-space-9:20px;--lg-space-10:24px;--lg-space-11:32px;--lg-space-12:48px;--lg-h-sm:24px;--lg-h-md:28px;--lg-h-lg:36px;--lg-h-xl:44px;--lg-h-row:36px;--lg-h-bar:38px;--lg-h-header:40px;--lg-r-control:6px;--lg-r-menu:10px;--lg-r-popover:10px;--lg-r-dialog:14px;--lg-r-pill:999px;--lg-doc-max-w:720px;--lg-shadow-pop:0 0 0 1px #14141412, 0 12px 32px #14141424, 0 2px 6px #1414140f;--lg-shadow-dialog:0 0 0 1px #14141414, 0 24px 64px #14141447;--lg-scrim:#14141447;--lg-shadow-card:0 1px 3px #0000000d;--lg-bg:var(--color-desk,#f4f4f2);--lg-surface:var(--color-paper,#fff);--lg-surface-2:var(--color-desk-deep,#eaeae7);--lg-surface-raised:var(--color-raised,#fff);--lg-row-hover:var(--color-desk,#f4f4f2);--lg-segment-on:var(--color-paper,#fff);--lg-text:var(--color-ink,#141414);--lg-text-2:var(--color-graphite,#5e5e5e);--lg-text-3:#686862;--lg-border:#14141017;--lg-border-strong:#14141029;--lg-border-field:var(--color-ring,#d2d2ce);--lg-disabled:#d9d9d5;--lg-toggle-knob:#fff;--lg-accent:var(--color-ink,#141414);--lg-accent-text:var(--color-ballpoint,#2447d6);--lg-on-accent:var(--color-on-ink,#fff);--lg-accent-soft:var(--color-ink-soft,#eaeae7);--lg-accent-hover:var(--color-ink-hover,#2a2a2a);--lg-focus-ring:var(--color-ballpoint,#2447d6);--lg-focus-glow:var(--lg-focus-ring)}@supports (color:color-mix(in lab, red, red)){:root{--lg-focus-glow:color-mix(in srgb, var(--lg-focus-ring) 16%, transparent)}}:root{--lg-resize-hover:var(--color-graphite,#5e5e5e);--lg-resize-active:var(--lg-focus-ring);--lg-selection:var(--lg-accent)}@supports (color:color-mix(in lab, red, red)){:root{--lg-selection:color-mix(in srgb, var(--lg-accent) 22%, transparent)}}:root{--lg-on-danger:#fff;--lg-danger:var(--color-redpen,#c8321f);--lg-danger-hover:var(--lg-danger)}@supports (color:color-mix(in lab, red, red)){:root{--lg-danger-hover:color-mix(in srgb, var(--lg-danger) 86%, black)}}:root{--lg-success:#3aa76d;--lg-danger-text:var(--lg-danger);--lg-dur-fast:.12s;--lg-dur:.14s;--lg-ease:ease-out}:root[data-theme=dark]{--lg-surface-2:#313136;--lg-row-hover:#34343a;--lg-segment-on:#3e3e44;--lg-text-3:#9e9e97;--lg-border:#ffffff17;--lg-border-strong:#ffffff2b;--lg-danger-text:#ff8a75;--lg-danger-hover:var(--lg-danger)}@supports (color:color-mix(in lab, red, red)){:root[data-theme=dark]{--lg-danger-hover:color-mix(in srgb, var(--lg-danger) 90%, white)}}:root[data-theme=dark]{--lg-disabled:#333338;--lg-toggle-knob:var(--color-ink,#ededea);--lg-shadow-pop:0 0 0 1px #3a3a40, 0 16px 40px #00000080;--lg-shadow-dialog:0 0 0 1px #3a3a40, 0 24px 64px #0000008c;--lg-scrim:#00000080}@media (prefers-reduced-motion:reduce){:root{--lg-dur-fast:0s;--lg-dur:0s}}[data-compact-ui]{box-sizing:border-box;font-family:var(--lg-font-ui)}[data-compact-ui]:focus-visible{outline:2px solid var(--lg-focus-ring);outline-offset:2px}.compact-button[data-compact-ui],.compact-status[data-compact-ui]{--compact-pad:10px;justify-content:center;align-items:center;gap:var(--lg-space-3);height:var(--lg-h-md);padding:0 var(--compact-pad);border-radius:var(--lg-r-control);color:var(--lg-text);white-space:nowrap;font:500 .8125rem/1.385 var(--lg-font-ui);cursor:pointer;transition:background var(--lg-dur-fast) var(--lg-ease), border-color var(--lg-dur-fast) var(--lg-ease);background:0 0;border:1px solid #0000;flex-shrink:0;display:inline-flex}.compact-button[data-size=sm]{--compact-pad:8px;height:var(--lg-h-sm);font-size:.75rem;line-height:1.333}.compact-button[data-size=lg]{--compact-pad:14px;height:var(--lg-h-lg);font-size:.875rem;line-height:1.429}.compact-button[data-size=xl]{--compact-pad:20px;height:var(--lg-h-xl);border-radius:8px;gap:10px;font-size:.9375rem;line-height:1.333}.compact-button[data-size=xl] kbd{font-size:.75rem}.compact-button[data-variant=primary][data-size=md]{--compact-pad:12px}.compact-button[data-variant=primary][data-size=lg]{--compact-pad:16px}.compact-button[data-variant=ghost][data-size=md]{--compact-pad:8px}.compact-button[data-variant=ghost][data-size=lg]{--compact-pad:10px}.compact-button[data-variant=secondary]{border-color:var(--lg-border-field);background:var(--lg-surface-raised)}.compact-button[data-variant=tab]{color:var(--lg-text-2);font-weight:400}.compact-button[data-variant=accent]{color:var(--lg-accent-text)}.compact-button[data-variant=primary]{background:var(--lg-accent);color:var(--lg-on-accent);font-weight:600}.compact-button[data-variant=danger]{background:var(--lg-danger);color:var(--lg-on-danger);font-weight:600}.compact-button[data-variant=soft]{background:var(--lg-accent-soft);color:var(--lg-text);font-weight:600}.compact-button[data-active=true]{background:var(--lg-surface-2);color:var(--lg-text);font-weight:500}.compact-button:enabled:hover,.compact-button[data-state=open]{background:var(--lg-surface-2)}.compact-button[data-variant=primary]:enabled:hover{background:var(--lg-accent-hover)}.compact-button[data-variant=danger]:enabled:hover{background:var(--lg-danger-hover)}.compact-button[data-variant=soft]:enabled:hover,.compact-button[data-variant=soft][data-state=open]{background:var(--lg-accent-soft)}.compact-button:disabled,.compact-status:disabled{opacity:.45;cursor:default}.compact-button[data-variant=primary]:disabled,.compact-button[data-variant=danger]:disabled{opacity:1;background:var(--lg-disabled);color:var(--color-pencil)}.compact-button[aria-busy=true]{cursor:progress}.compact-icon-button[aria-busy=true]>:not(.compact-spinner){display:none}.compact-spinner{opacity:.8;border:1.6px solid;border-right-color:#0000;border-radius:50%;flex:0 0 14px;width:14px;height:14px;animation:.8s linear infinite compact-spin}@keyframes compact-spin{to{transform:rotate(1turn)}}@media (prefers-reduced-motion:reduce){.compact-spinner{animation-duration:2.4s}}.compact-button kbd{font:400 .6875rem var(--lg-font-code);opacity:.65}.compact-button>svg{flex-shrink:0}.compact-button[data-compact-ui],.compact-status[data-compact-ui],.compact-input[data-compact-ui]{min-height:calc(1lh + var(--lg-space-2))}.compact-icon-button[data-compact-ui]{width:var(--lg-h-md);color:var(--lg-text-2);padding:0}.compact-icon-button[data-compact-ui]:enabled:hover,.compact-icon-button[data-active=true]{color:var(--lg-text)}.compact-icon-button[data-size=sm]{width:var(--lg-h-sm)}.compact-icon-button[data-size=lg]{width:var(--lg-h-lg)}.compact-icon-button[data-size=xl]{width:var(--lg-h-xl)}.compact-status[data-compact-ui]{height:var(--lg-h-sm);padding:0 var(--lg-space-4);border-color:var(--lg-border-strong);border-radius:var(--lg-r-pill);font-weight:400;font-size:var(--lg-fs-small);gap:5px}.compact-status:enabled:hover,.compact-status[data-state=open]{background:var(--lg-surface-2)}.compact-status>span{background:var(--lg-accent);border-radius:50%;width:7px;height:7px}.compact-status[data-tone=neutral]>span{background:var(--lg-text-3)}.compact-status[data-tone=success]>span{background:var(--lg-success)}.compact-input[data-compact-ui]{height:var(--lg-h-md);min-width:0;padding:0 var(--lg-space-5);border:1px solid var(--lg-border-field);border-radius:var(--lg-r-control);background:var(--lg-surface-raised);color:var(--lg-text);font:400 .8125rem/1.385 var(--lg-font-ui)}.compact-input[data-size=lg]{height:var(--lg-h-lg);padding-inline:var(--lg-space-6);font-size:.875rem;line-height:1.429}.compact-input::placeholder{color:var(--lg-text-3)}.compact-input[data-compact-ui]:focus{border-color:var(--lg-focus-ring);box-shadow:inset 0 0 0 .5px var(--lg-focus-ring), 0 0 0 3px var(--lg-focus-glow);outline:none}.compact-input[data-compact-ui][aria-invalid=true]{border-color:var(--lg-danger-text);box-shadow:inset 0 0 0 .5px var(--lg-danger-text)}.compact-input[data-compact-ui][aria-invalid=true]:focus{box-shadow:inset 0 0 0 .5px var(--lg-danger-text), 0 0 0 3px var(--lg-danger-text)}@supports (color:color-mix(in lab, red, red)){.compact-input[data-compact-ui][aria-invalid=true]:focus{box-shadow:inset 0 0 0 .5px var(--lg-danger-text), 0 0 0 3px color-mix(in srgb, var(--lg-danger-text) 16%, transparent)}}.compact-input:disabled{opacity:.45}.compact-field[data-compact-ui]{gap:6px;min-width:0;display:grid}.compact-field[data-compact-ui]>label{color:var(--lg-text);font:600 .8125rem/1.385 var(--lg-font-ui)}.compact-field[data-compact-ui]>.compact-field-help,.compact-field[data-compact-ui]>.compact-field-error{color:var(--lg-text-2);font:400 .75rem/1.333 var(--lg-font-ui);gap:6px;margin:0;display:flex}.compact-field[data-compact-ui]>.compact-field-error{color:var(--lg-danger-text)}.compact-field[data-compact-ui]>.compact-field-error>span{font-weight:600}.compact-segmented[data-compact-ui]{background:var(--lg-surface-2);border-radius:7px;align-items:center;gap:2px;min-height:30px;padding:2px;display:inline-flex}.compact-segmented[data-compact-ui]>.compact-segment{justify-content:center;align-items:center;gap:var(--lg-space-3);min-width:30px;min-height:26px;color:var(--lg-text-2);font:500 .8125rem/1.385 var(--lg-font-ui);cursor:pointer;background:0 0;border:0;border-radius:5px;padding:0 12px;display:inline-flex}.compact-segmented[data-compact-ui]>.compact-segment:enabled:hover{color:var(--lg-text)}.compact-segmented[data-compact-ui]>.compact-segment[aria-checked=true]{background:var(--lg-segment-on);color:var(--lg-text);font-weight:600;box-shadow:0 1px 2px #1414141f}.compact-segmented[data-compact-ui]>.compact-segment:focus-visible{outline:2px solid var(--lg-focus-ring);outline-offset:1px}.compact-segmented[data-compact-ui]>.compact-segment:disabled{opacity:.45;cursor:default}.compact-toggle[data-compact-ui]{background:var(--lg-border-field);cursor:pointer;width:34px;height:20px;transition:background var(--lg-dur) var(--lg-ease);border:0;border-radius:10px;flex:0 0 34px;padding:2px;display:inline-flex;position:relative}.compact-toggle[data-compact-ui]>span{background:var(--lg-toggle-knob);width:16px;height:16px;transition:transform var(--lg-dur) var(--lg-ease);border-radius:50%;box-shadow:0 1px 2px #14141433}.compact-toggle[data-compact-ui][aria-checked=true]{background:var(--lg-accent)}.compact-toggle[data-compact-ui][aria-checked=true]>span{background:var(--lg-on-accent);box-shadow:none;transform:translate(14px)}.compact-toggle:disabled{opacity:.45;cursor:default}.compact-toolbar[data-compact-ui],.compact-panel-header[data-compact-ui]{align-items:center;gap:var(--lg-space-3);height:var(--lg-h-bar);padding:0 var(--lg-space-5);border-bottom:1px solid var(--lg-border);background:var(--lg-surface);color:var(--lg-text);font:var(--lg-type-ui);flex-shrink:0;display:flex}.compact-panel-header h2{align-items:baseline;gap:var(--lg-space-2);min-width:0;font:600 var(--lg-type-ui);margin:0;display:flex}.compact-panel-header h2 small{text-overflow:ellipsis;white-space:nowrap;font:400 var(--lg-fs-small) var(--lg-font-ui);color:var(--lg-text-3);overflow:hidden}.compact-panel-actions{gap:var(--lg-space-2);margin-left:auto;display:flex}.compact-toolbar[data-compact-ui],.compact-panel-header[data-compact-ui]{min-height:calc(1lh + var(--lg-space-8))}.compact-menu[data-compact-ui],.compact-popover[data-compact-ui]{z-index:90;border-radius:var(--lg-r-menu);background:var(--lg-surface-raised);max-width:calc(100vw - 16px);color:var(--lg-text);box-shadow:var(--lg-shadow-pop);font:400 .8125rem/1.385 var(--lg-font-ui);border:0}.compact-menu[data-compact-ui]{min-width:180px;max-height:var(--radix-dropdown-menu-content-available-height);padding:6px;overflow-y:auto}.compact-menu .compact-menu-item{align-items:center;gap:var(--lg-space-4);cursor:pointer;border-radius:6px;outline:none;min-height:30px;padding:5px 10px;display:flex}.compact-menu .compact-menu-item[data-highlighted]{background:var(--lg-row-hover)}.compact-menu .compact-menu-item[data-disabled]{opacity:.45;cursor:default}.compact-menu-item>svg:first-child,.compact-menu-icon{width:16px;color:var(--lg-text-2);flex:0 0 16px;justify-content:center;display:inline-flex}.compact-menu [role=separator]{background:var(--color-rule);height:1px;margin:4px 0}.compact-menu [data-danger=true],.compact-menu [data-danger=true] .compact-menu-icon{color:var(--lg-danger-text)}.compact-menu-item>small,.compact-menu-shortcut{padding-left:var(--lg-space-6);color:var(--lg-text-3);font:400 11px/14px var(--font-mono);margin-left:auto}.compact-menu-item>small{font-family:var(--lg-font-ui);font-size:var(--lg-fs-meta)}.compact-menu-label{padding:5px 10px var(--lg-space-1);font-size:var(--lg-fs-meta);color:var(--lg-text-3)}.compact-radio-dot{border:1px solid var(--lg-border-strong);border-radius:50%;flex:0 0 8px;width:8px;height:8px}[data-state=checked]>.compact-radio-dot{background:var(--lg-accent);border-color:var(--lg-accent)}.compact-popover[data-compact-ui]{padding:var(--lg-space-6);border-radius:var(--lg-r-popover);max-height:var(--radix-popover-content-available-height);overflow-y:auto}.compact-dialog[data-compact-ui]{border-radius:var(--lg-r-dialog);background:var(--lg-surface-raised);width:min(420px,100vw - 32px);max-height:calc(100dvh - 32px);color:var(--lg-text);box-shadow:var(--lg-shadow-dialog);border:0;margin:auto;padding:0;overflow:auto}.compact-dialog[data-size=sm]{width:min(400px,100vw - 32px)}.compact-dialog::backdrop{background:var(--lg-scrim,#14141447)}.compact-dialog[data-compact-ui]>.compact-dialog-body{gap:8px;padding:24px 24px 0;display:grid}.compact-dialog[data-compact-ui]>.compact-dialog-body>h2{color:var(--lg-text);font:600 1.375rem/1.75rem var(--lg-font-doc);margin:0}.compact-dialog[data-compact-ui]>.compact-dialog-body>p{color:var(--lg-text-2);font:400 .875rem/1.5 var(--lg-font-ui);margin:0}.compact-dialog[data-compact-ui]>.compact-dialog-actions{flex-wrap:wrap;justify-content:flex-end;gap:8px;padding:24px;display:flex}.compact-dialog[data-compact-ui]>.compact-dialog-actions .compact-button[data-size=lg]{--compact-pad:13px}.compact-dialog[data-compact-ui]>.compact-dialog-body:last-child{padding-bottom:24px}.compact-dialog[data-size=sm]>.compact-dialog-body{gap:10px;padding:20px 20px 0}.compact-dialog[data-size=sm]>.compact-dialog-body>h2{font:600 20px/26px var(--lg-font-doc)}.compact-dialog[data-size=sm]>.compact-dialog-body>p{font:400 13px/19px var(--lg-font-ui)}.compact-dialog[data-size=sm]>.compact-dialog-actions{padding:16px 20px 20px}.compact-dialog[data-size=sm]>.compact-dialog-body:last-child{padding-bottom:20px}.compact-dialog[data-size=sm]>.compact-dialog-actions .compact-button{--compact-pad:12px;height:32px}.compact-banner[data-compact-ui]{border-radius:var(--lg-r-popover);background:var(--lg-surface);box-shadow:inset 0 0 0 1px var(--color-rule);color:var(--lg-text);flex-wrap:wrap;align-items:center;gap:8px 14px;padding:12px 16px;display:flex}.compact-banner[data-compact-ui]>.compact-banner-dot{background:var(--lg-accent-text);border-radius:50%;flex:0 0 8px;width:8px;height:8px}.compact-banner[data-compact-ui]>.compact-banner-copy{flex-wrap:wrap;flex:240px;align-items:baseline;gap:2px 8px;min-width:0;margin:0;display:flex}.compact-banner[data-compact-ui]>.compact-banner-copy>strong{font:600 .875rem/1.43 var(--lg-font-ui)}.compact-banner[data-compact-ui]>.compact-banner-copy>span{color:var(--lg-text-2);font:400 .8125rem/1.385 var(--lg-font-ui)}.compact-banner[data-compact-ui]>.compact-banner-actions{align-items:center;gap:6px;margin-left:auto;display:flex}.compact-banner[data-tone=error]{background:var(--lg-danger)}@supports (color:color-mix(in lab, red, red)){.compact-banner[data-tone=error]{background:color-mix(in srgb, var(--lg-danger) 9%, var(--lg-surface))}}.compact-banner[data-tone=error]{box-shadow:inset 0 0 0 1px var(--lg-danger)}@supports (color:color-mix(in lab, red, red)){.compact-banner[data-tone=error]{box-shadow:inset 0 0 0 1px color-mix(in srgb, var(--lg-danger) 28%, var(--lg-surface))}}.compact-banner[data-compact-ui][data-tone=error]>.compact-banner-dot{background:var(--lg-danger)}.compact-tooltip-anchor{flex-shrink:0;display:inline-flex;position:relative}.compact-tooltip[data-compact-ui]{z-index:95;background:var(--color-tooltip);height:26px;color:var(--color-tooltip-text);font:500 12px/16px var(--font-sans);white-space:nowrap;pointer-events:none;opacity:0;visibility:hidden;border-radius:5px;align-items:center;gap:8px;padding:0 8px;transition:opacity .12s,visibility 0s linear .12s;display:flex;position:absolute;top:calc(100% + 16px);left:0}.compact-tooltip[data-compact-ui]:before{content:"";background:inherit;width:8px;height:8px;position:absolute;top:-4px;left:8px;transform:rotate(45deg)}.compact-tooltip[data-compact-ui]>kbd{color:var(--color-float-muted);font:400 11px/14px var(--font-mono);position:relative}.compact-tooltip-anchor[data-align=end]>.compact-tooltip{left:auto;right:0}.compact-tooltip-anchor[data-align=end]>.compact-tooltip:before{left:auto;right:8px}.compact-tooltip-anchor[data-align=center]>.compact-tooltip{left:50%;transform:translate(-50%)}.compact-tooltip-anchor[data-align=center]>.compact-tooltip:before{left:calc(50% - 4px)}.compact-tooltip[data-compact-ui][data-detail]{background:var(--color-float);width:236px;height:auto;color:var(--color-float-text);border-radius:7px;flex-direction:column;align-items:stretch;gap:2px;padding:8px 11px 9px;box-shadow:0 6px 18px #1414142e}@supports (color:color-mix(in lab, red, red)){.compact-tooltip[data-compact-ui][data-detail]{color:color-mix(in srgb, var(--color-float-text) 80%, var(--color-float))}}.compact-tooltip[data-compact-ui][data-detail]{white-space:normal;overflow-wrap:anywhere;font-weight:400}.compact-tooltip[data-detail]>strong{color:var(--color-float-text);font-weight:600}.compact-tooltip[data-detail]:before{display:none}.compact-tooltip-anchor[data-side=right]>.compact-tooltip{top:6px;left:calc(100% + 7px);right:auto;transform:none}.compact-tooltip-anchor:not([data-dismissed]):hover>.compact-tooltip{opacity:1;visibility:visible;transition-delay:.6s}.compact-tooltip-anchor:not([data-dismissed]):has(>:focus-visible)>.compact-tooltip{opacity:1;visibility:visible;transition-delay:.6s}@media (prefers-reduced-motion:reduce){.compact-tooltip[data-compact-ui]{transition:none}}.keys{white-space:nowrap}.keys-glyph{vertical-align:-.17em;width:1.05em;height:1.05em;margin-inline:.015em;display:inline-block}.book-evidence-region{box-sizing:border-box;pointer-events:none;border:2px solid var(--color-evidence);background:#39795d12;border-radius:3px;position:absolute;box-shadow:0 0 0 2px #ffffffd9}.playground-view,.reader-column.is-playground-view,.worksheet-equation-popover,.worksheet-options-menu,.worksheet-delete-popover,.playground-menu,.worksheet-source-dialog,.worksheet-selection-tooltip,.worksheet-reference-inspector{--playground-ui-font:var(--lg-font-ui);--playground-document-font:var(--lg-font-doc);--playground-code-font:var(--lg-font-code);font-family:var(--lg-font-ui)}.playground-workspace-view{height:100%;min-height:0;position:relative}.playground-workspace-view[hidden]{display:none}.playground-view{background:var(--lg-bg);height:100%;min-height:0;color:var(--lg-text);flex-direction:column;display:flex}:where(.playground-view) button:where(:not([data-compact-ui])){cursor:pointer;font:inherit}:where(.playground-view) button:where(:not([data-compact-ui])):disabled,:where(.playground-view) button:where(:not([data-compact-ui]))[aria-disabled=true]{cursor:default;opacity:.55}:is(.playground-view button:where(:not([data-compact-ui])):focus-visible,.playground-view input:where(:not([data-compact-ui])):focus-visible,.playground-view textarea:focus-visible,.playground-view select:focus-visible,.playground-view summary:focus-visible){outline:2px solid var(--lg-focus-ring);outline-offset:-2px}.playground-view [hidden]{display:none!important}.practice-source-chooser{border:1px solid var(--color-ring);background:var(--color-paper);width:min(390px,100vw - 32px);max-height:calc(100dvh - 32px);color:var(--color-ink);border-radius:8px;margin:auto;padding:16px;font-size:.875rem;line-height:1.5;overflow:auto}.practice-source-chooser::backdrop{background:#0006}.practice-source-chooser header{justify-content:space-between;align-items:center;gap:8px;display:flex}.practice-source-chooser h2{margin:0;font-size:1rem}.practice-source-chooser button{cursor:pointer;font-family:inherit}.practice-source-chooser button:disabled{opacity:.55;cursor:default}.practice-source-chooser button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}.practice-chooser-source{color:var(--color-graphite);margin:6px 0}.practice-chooser-excerpt{border-left:2px solid var(--color-ring-strong);overflow-wrap:anywhere;margin:12px 0;padding-left:10px}.practice-source-chooser ul{gap:4px;margin:12px 0;padding:0;list-style:none;display:grid}.practice-source-chooser li button{border:1px solid var(--color-rule);background:var(--color-raised);width:100%;color:var(--color-ink);text-align:left;border-radius:6px;justify-content:space-between;align-items:center;gap:10px;padding:10px;display:flex}.practice-source-chooser li button:hover{background:var(--lg-surface-2)}.practice-source-chooser li strong,.practice-source-chooser li small{overflow-wrap:anywhere;display:block}.practice-source-chooser li small{color:var(--color-graphite);margin-top:2px;font-size:.8125rem}.practice-source-chooser footer{justify-content:flex-end;gap:8px;margin-top:16px;display:flex}.playground-overview-heading{margin-bottom:20px}.practice-quiet{min-height:30px;color:var(--lg-text-2);background:0 0;border:0;border-radius:5px;justify-content:center;align-items:center;gap:7px;padding:5px 8px;font-size:.875rem;display:inline-flex}.practice-quiet:hover{background:var(--lg-surface-2);color:var(--lg-text)}.playground-icon-button{flex-shrink:0;width:32px;padding:5px}.practice-field{flex-direction:column;gap:8px;margin-bottom:14px;font-size:.875rem;display:flex}.practice-field textarea{border:1px solid var(--lg-border-strong);background:var(--lg-surface-raised);color:var(--lg-text);resize:vertical;border-radius:5px;width:100%;min-height:170px;padding:10px;font-size:1rem;line-height:1.6}.practice-primary{border:1px solid var(--color-ring-strong);background:var(--lg-accent-soft);min-height:34px;color:var(--lg-accent-text);border-radius:5px;align-items:center;gap:7px;padding:7px 11px;font-size:.875rem;font-weight:600;display:inline-flex}.practice-primary:hover{background:var(--color-ink-soft-hover)}.practice-question-note{color:var(--lg-text-2);margin:0 0 14px;font-size:.8125rem;line-height:1.5}.playground-connection{color:var(--lg-text-2);white-space:nowrap;align-items:center;gap:6px;margin-left:auto;font-size:.75rem;display:inline-flex}.playground-connection[data-connected=true]{color:var(--lg-accent-text)}.playground-code-panel,.playground-notes-panel{flex-direction:column;flex:1;min-height:160px;display:flex}.playground-code-editor{background:var(--code-background);flex-direction:column;flex:1;min-height:0;display:flex;container-type:inline-size}.playground-code-host{flex:1;min-height:0;overflow:hidden}.playground-code-host .cm-editor{height:100%;color:var(--lg-text);background:var(--code-background);font-size:.78125rem}.playground-code-host .cm-scroller{font-family:var(--playground-code-font);font-variant-ligatures:none;line-height:1.7;overflow:auto}.playground-code-host .cm-content{caret-color:var(--lg-text);padding:12px 0 24px}.playground-code-host .cm-line{padding:0 16px}.playground-code-host .cm-gutters{border:0;border-right:1px solid var(--lg-border);background:var(--code-gutter);min-width:44px;color:var(--code-comment)}.playground-code-host .cm-lineNumbers .cm-gutterElement{min-width:44px;padding:0 12px 0 8px}.playground-code-host .cm-activeLine,.playground-code-host .cm-activeLineGutter{background:var(--code-active-line)}.playground-code-host .cm-activeLineGutter{color:var(--lg-text);font-weight:400}.playground-code-host .cm-placeholder{color:var(--lg-text-2)}.playground-code-host .cm-cursor{border-left-color:var(--lg-text)}.playground-code-host .cm-editor.cm-focused{outline:1px solid var(--lg-focus-ring);outline-offset:-1px}.playground-code-host .cm-selectionBackground,.playground-code-host .cm-editor.cm-focused>.cm-scroller>.cm-selectionLayer .cm-selectionBackground{background:var(--lg-accent)}@supports (color:color-mix(in lab, red, red)){.playground-code-host .cm-selectionBackground,.playground-code-host .cm-editor.cm-focused>.cm-scroller>.cm-selectionLayer .cm-selectionBackground{background:color-mix(in srgb, var(--lg-accent) 7%, var(--code-background))}}.playground-code-host .cm-matchingBracket{color:var(--code-function);background:var(--lg-accent-soft);outline:1px solid var(--color-ring-strong);border-radius:2px}.playground-code-host .cm-nonmatchingBracket{-webkit-text-decoration:underline wavy var(--code-string);-webkit-text-decoration:underline wavy var(--code-string);-webkit-text-decoration:underline wavy var(--code-string);text-decoration:underline wavy var(--code-string);text-underline-offset:3px}.playground-editor-status{background:var(--code-gutter);min-height:28px;color:var(--lg-text-2);border-top:1px solid var(--lg-border);font-variant-numeric:tabular-nums;align-items:center;gap:16px;padding:5px 14px;font-size:.75rem;display:flex}.playground-editor-language{white-space:nowrap;margin-right:auto}.playground-editor-position,.playground-editor-indent{white-space:nowrap}.playground-editor-limit{color:var(--lg-text);background:var(--lg-accent-soft);margin:0;padding:5px 14px;font-size:.8125rem}@container (width<=520px){.playground-editor-indent{display:none}}.playground-editor-loading{color:var(--lg-text-2);flex:1;padding:20px;font-size:.875rem}.practice-notes-content{flex-direction:column;flex:1;min-height:0;display:flex}.practice-notes-content.is-dragging{outline:2px solid var(--lg-focus-ring);outline-offset:-2px;background:var(--lg-accent-soft)}.practice-work-images{border-bottom:1px solid var(--lg-border);flex-shrink:0;max-height:210px;padding:8px 14px;overflow:auto}.practice-work-images>ol{gap:8px;margin:0;padding:0 0 3px;list-style:none;display:flex;overflow-x:auto}.practice-work-images>ol>li{border:1px solid var(--lg-border-strong);background:var(--lg-bg);border-radius:6px;flex:0 0 126px;min-width:0;padding:5px}.practice-work-preview{background:var(--lg-bg);width:100%;height:66px;color:var(--lg-text-2);border:0;border-radius:3px;justify-content:center;align-items:center;padding:0;display:flex;overflow:hidden}.practice-work-preview .practice-image{object-fit:contain;width:100%;height:100%}.practice-work-preview>span{font-size:.75rem}.practice-work-name{color:var(--lg-text-2);flex-direction:column;gap:2px;padding:4px 2px;font-size:.75rem;display:flex}.practice-work-name strong{color:var(--lg-text);font-weight:500}.practice-work-name>span{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.practice-work-image-actions{gap:4px;display:flex}.practice-work-image-actions button{border:1px solid var(--lg-border-strong);background:var(--lg-surface);width:30px;min-height:26px;color:var(--lg-text-2);border-radius:4px;justify-content:center;align-items:center;padding:4px;display:flex}.practice-work-image-actions button:last-child{margin-left:auto}.practice-work-image-actions button:hover{background:var(--lg-surface-2);color:var(--lg-text)}.practice-work-image-status{color:var(--lg-text-2);margin:2px 0;font-size:.8125rem;line-height:1.5}.practice-work-image-status:empty{display:none}.practice-image-errors{overflow-wrap:anywhere;font-size:.875rem;line-height:1.5}.practice-image-errors p{margin:6px 0 2px}.practice-image-errors ul{margin:0;padding-left:18px}.practice-image-dialog{border:1px solid var(--lg-border-strong);background:var(--lg-surface-raised);width:min(920px,100vw - 48px);max-height:calc(100vh - 48px);color:var(--lg-text);border-radius:8px;padding:12px;overflow:auto}.practice-image-dialog::backdrop{background:#000000a6}.practice-image-dialog header{overflow-wrap:anywhere;justify-content:space-between;align-items:center;gap:16px;margin-bottom:12px;font-size:.875rem;display:flex}.practice-image-dialog>.practice-image{width:auto;max-width:100%;height:auto;max-height:none;margin:auto;display:block}.playground-output{border-top:1px solid var(--lg-border);background:var(--lg-bg);flex-direction:column;flex-shrink:0;min-height:0;display:flex;position:relative}.playground-output.is-open{height:var(--playground-output-height,236px)}.playground-output-toggle{width:100%;min-height:36px;color:var(--lg-text-2);text-align:left;background:0 0;border:0;align-items:center;gap:8px;padding:0 14px;font-size:.875rem;display:flex}.playground-output-toggle>:last-child{margin-left:auto}.playground-output>div{color:var(--lg-text-2);padding:2px 16px 18px;font-size:.8125rem;line-height:1.6}.playground-output p{color:var(--lg-text);margin:4px 0;font-size:.875rem}.practice-output-header select{color:var(--lg-text);background:var(--lg-surface-raised);border:1px solid var(--lg-border);border-radius:6px}.practice-run-notice{color:var(--lg-text-2);margin:0;padding:5px 14px;font-size:.8125rem}.playground-output>.practice-output-header{flex-shrink:0;align-items:center;gap:8px;padding:0 10px 0 0;display:flex}.practice-output-header .playground-output-toggle{flex:1;justify-content:flex-start;width:auto}.practice-output-header .playground-output-toggle>:last-child{margin-left:0}.practice-output-header select{max-width:55%;min-height:26px;font-size:.8125rem}.playground-output>.practice-output-body{overscroll-behavior:contain;flex:1;min-height:0;padding:4px 14px 12px;overflow:auto}.playground-pane-resizer,.playground-output>.playground-pane-resizer{z-index:5;touch-action:none;-webkit-user-select:none;user-select:none;outline:none;padding:0;position:absolute}.playground-pane-resizer:after{content:"";background:0 0;border-radius:2px;position:absolute}.playground-pane-resizer:hover:after{background:var(--lg-resize-hover)}.playground-pane-resizer:focus-visible:after{background:var(--lg-resize-active)}.playground-pane-resizer:focus-visible{outline:2px solid var(--lg-focus-ring);outline-offset:-2px}.playground-pane-resizer.is-output{cursor:row-resize;height:10px;top:-5px;left:0;right:0}.playground-pane-resizer.is-output:after{height:3px;top:4px;left:0;right:0}body.is-resizing-playground-output,body.is-resizing-playground-output *{cursor:row-resize!important;-webkit-user-select:none!important;user-select:none!important}body.is-resizing-playground-output .playground-pane-resizer.is-output:after{background:var(--lg-resize-active)}.practice-run-result{color:var(--lg-text);font-size:.875rem}.practice-run-result pre{white-space:pre-wrap;overflow-wrap:anywhere;tab-size:4;background:0 0;border:0;margin:8px 0;padding:0;font-size:.8125rem;line-height:1.6}.practice-run-status{color:var(--lg-accent-text);font-size:.75rem;font-weight:600}.practice-run-status[data-status=failed],.practice-run-status[data-status=timed-out]{color:var(--lg-text)}.practice-run-plots{grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:10px;display:grid}.practice-run-plots figure{border:1px solid var(--lg-border);border-radius:6px;min-width:0;margin:0;overflow:hidden}.practice-run-plots img{background:var(--lg-bg);width:100%;height:auto;display:block}.practice-run-plots figcaption{color:var(--lg-text-2);padding:4px 8px;font-size:.75rem}.practice-output-parameters{font-family:var(--font-mono), monospace;color:var(--lg-text-2)!important;font-size:.75rem!important}.practice-run-dialog,.practice-output-dialog{color:var(--lg-text);background:var(--lg-surface-raised);border-radius:var(--lg-r-dialog);width:min(440px,100vw - 32px);max-height:calc(100dvh - 32px);box-shadow:var(--lg-shadow-dialog);border:0;margin:auto;padding:20px;overflow:auto}.practice-run-dialog::backdrop{background:#0000007a}.practice-output-dialog::backdrop{background:#0000007a}.practice-run-dialog h2,.practice-output-dialog h2{margin:0;font-family:inherit;font-size:1rem}.practice-run-dialog p{color:var(--lg-text-2);font-size:.875rem;line-height:1.6}.practice-dialog-actions{justify-content:flex-end;gap:8px;margin-top:18px;display:flex}.practice-run-dialog header,.practice-output-dialog header{justify-content:space-between;align-items:center;gap:16px;display:flex}.practice-parameter-rows{gap:8px;margin-bottom:10px;display:grid}.practice-parameter-rows>div{grid-template-columns:1fr auto 1fr 28px;align-items:center;gap:6px;display:grid}.practice-parameter-rows input{border:1px solid var(--lg-border);background:var(--lg-surface-raised);width:100%;min-width:0;min-height:32px;color:var(--lg-text);border-radius:6px;padding:4px 8px;font-size:.875rem}.practice-output-dialog{width:min(1000px,100vw - 40px);padding:0}.practice-output-dialog>header{background:var(--lg-surface-raised);border-bottom:1px solid var(--lg-border);z-index:1;padding:12px 18px;position:sticky;top:0}.practice-output-dialog>div{padding:16px 18px}.practice-run-retry{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.practice-output-code{color:var(--lg-text-2);margin-top:8px;font-size:.8125rem}.practice-output-code summary{cursor:pointer}.practice-output-code pre{color:var(--lg-text);line-height:1.6;overflow:auto}.practice-notice{background:var(--lg-accent-soft);color:var(--lg-text);margin:0;padding:10px 16px;font-size:.875rem}.practice-notice button{color:inherit;background:0 0;border:0;text-decoration:underline}.practice-image{object-fit:contain;border:1px solid var(--lg-border);border-radius:4px;max-width:100%;max-height:360px;display:block}.practice-generated-label{color:var(--lg-accent-text);align-items:center;gap:6px;margin:0 0 14px;font-size:.75rem;display:flex}.practice-help{border-top:1px solid var(--lg-border);background:var(--lg-surface);flex-shrink:0}.practice-help-toolbar{flex-wrap:wrap;align-items:center;gap:6px;padding:8px 12px 2px;display:flex}.practice-help select{border:1px solid var(--lg-border-strong);background:var(--lg-bg);max-width:170px;min-height:32px;color:var(--lg-text);font:inherit;border-radius:5px;padding:4px 6px;font-size:.875rem}.practice-feedback-toggle{margin-left:auto}.practice-help-status{min-height:30px;color:var(--lg-text-2);align-items:center;gap:10px;padding:3px 14px 7px;font-size:.75rem;display:flex}.practice-step-focus{align-items:center;gap:10px;padding:8px 14px;font-size:.875rem;display:flex}.practice-step-focus input{border:1px solid var(--lg-border-strong);background:var(--lg-bg);min-width:0;color:var(--lg-text);font:inherit;border-radius:5px;flex:1;padding:7px 9px}.practice-feedback-body{border-top:1px solid var(--lg-border);max-height:34vh;padding:4px 14px 12px;overflow-y:auto}.practice-feedback-body>p{color:var(--lg-text-2);font-size:.875rem;line-height:1.5}.practice-feedback-item,.practice-attempt-list,.practice-saved-work{border-bottom:1px solid var(--lg-border);padding:9px 0}.practice-feedback-body summary{cursor:pointer;color:var(--lg-text-2);font-size:.875rem;line-height:1.6}.practice-feedback-item[open]>summary{color:var(--lg-text)}.practice-feedback-item>div,.practice-saved-work>div{padding:10px 4px 0}.practice-feedback-item .markdown-content,.practice-saved-work .markdown-content{font-size:1rem;line-height:1.65}.practice-feedback-body h4{margin:14px 0 7px;font-size:.875rem;font-weight:600}.practice-feedback-body pre{border:1px solid var(--lg-border);background:var(--lg-bg);border-radius:4px;max-height:280px;padding:12px;font-size:.875rem;line-height:1.65;overflow:auto}.practice-feedback-focus{border-left:2px solid var(--color-ring-strong);padding-left:10px;font-size:.875rem}.practice-code-actions{align-items:center;gap:8px;font-size:.75rem;display:flex}.practice-code-dialog{border-radius:var(--lg-r-dialog);background:var(--lg-surface-raised);width:calc(100% - 40px);max-width:440px;color:var(--lg-text);box-shadow:var(--lg-shadow-dialog);border:0;padding:22px}.practice-code-dialog::backdrop{background:#0006}.practice-code-dialog h2{margin:0 0 12px;font-size:1.125rem}.practice-code-dialog p{font-size:1rem;line-height:1.6}.practice-code-dialog>div{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}@media (max-width:1100px){.playground-connection{white-space:normal}}@media (max-width:850px){.playground-code-host{flex:none;height:280px;min-height:160px}}@media (max-width:600px){.playground-connection{padding:5px 0}}.worksheet-picker{border-bottom:1px solid var(--lg-border);flex-shrink:0;align-items:center;gap:2px;height:36px;padding:0 12px;display:flex}.worksheet-picker form{align-items:center;min-width:0;display:flex}.worksheet-tabs{scrollbar-width:none;flex:0 auto;gap:2px;min-width:0;display:flex;overflow:auto hidden}.worksheet-tabs::-webkit-scrollbar{display:none}.worksheet-tabs .compact-tab{flex-shrink:1;justify-content:flex-start;min-width:0;max-width:200px}.worksheet-tab-label{text-overflow:ellipsis;white-space:nowrap;min-width:0;display:block;overflow:hidden}.worksheet-chat{border-left:1px solid var(--lg-border);background:var(--lg-bg);flex-direction:column;min-width:0;min-height:0;display:flex}.worksheet-context-popover{position:relative}.worksheet-context-popover>summary{width:28px;height:28px;color:var(--lg-text-2);cursor:pointer;border-radius:5px;place-items:center;list-style:none;display:grid}.worksheet-context-popover>summary::-webkit-details-marker{display:none}.worksheet-context-popover[open]>summary,.worksheet-context-popover>summary:hover{background:var(--lg-surface-2);color:var(--lg-text)}.worksheet-context-popover>div{z-index:15;border:1px solid var(--lg-border);width:min(270px,80vw);box-shadow:var(--lg-shadow-pop);background:var(--lg-surface);color:var(--lg-text);border-radius:8px;padding:13px;font-size:.875rem;line-height:1.5;position:absolute;top:calc(100% + 7px);right:0}.worksheet-context-popover p{color:var(--lg-text-2);margin:8px 0 0}.worksheet-chat-messages{overscroll-behavior:contain;flex:1;min-height:0;padding:14px 14px 6px;overflow:auto}.worksheet-chat-empty{color:var(--lg-text-2);max-width:32ch;margin:16px auto;font-size:.90625rem;line-height:1.6}.worksheet-chat-message{font:var(--lg-fs-chat)/var(--lg-lh-doc) var(--lg-font-ui);overflow-wrap:anywhere;min-width:0;margin:0 0 16px}.worksheet-chat-message.is-user{width:fit-content;max-width:88%;margin-left:auto}.worksheet-chat-message .markdown-content{font-size:inherit}.worksheet-chat-message .markdown-content>:first-child{margin-top:0}.worksheet-chat-message .markdown-content>:last-child{margin-bottom:0}.worksheet-chat-message blockquote{border-left:2px solid var(--lg-accent);color:var(--lg-text-2);white-space:pre-wrap;max-height:180px;margin:0 0 8px;padding-left:8px;font-size:.875rem;overflow:auto}.worksheet-message-references,.worksheet-reference-chips{flex-wrap:wrap;gap:4px;margin-bottom:6px;display:flex}.worksheet-message-references span,.worksheet-reference-chips>span{background:var(--lg-accent-soft);max-width:100%;color:var(--lg-accent-text);border-radius:5px;align-items:center;gap:5px;padding:3px 6px;font-size:.75rem;display:inline-flex;overflow:hidden}.worksheet-agent-change{border:1px solid var(--lg-border);border-radius:6px;margin-top:8px;padding:7px 9px;font-size:.8125rem}.worksheet-agent-change summary{cursor:pointer}.worksheet-agent-change pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:240px;font-size:.8125rem;overflow:auto}.worksheet-legacy-feedback{color:var(--lg-text-2);font-size:.8125rem}.worksheet-legacy-feedback article{border-bottom:1px solid var(--lg-border);padding:12px 0}.worksheet-chat-composer{border:1px solid var(--lg-border);background:var(--lg-surface);border-radius:10px;margin:0 12px;padding:6px;position:relative}.worksheet-chat-composer:focus-within{border-color:var(--lg-border-strong)}.playground-view .worksheet-chat-composer textarea:focus-visible{outline:none}.worksheet-chat-composer textarea{resize:vertical;width:100%;min-height:54px;max-height:240px;color:var(--lg-text);font:.90625rem/1.5 var(--playground-ui-font);background:0 0;border:0;outline:0;padding:2px 4px;display:block}.worksheet-composer-controls{flex-wrap:wrap;align-items:center;gap:3px;padding-top:6px;display:flex}.worksheet-composer-controls select{min-width:0;max-width:125px;height:26px;color:var(--lg-text-2);font:.75rem var(--playground-ui-font);background:0 0;border:0;border-radius:5px;padding:0 4px}.worksheet-composer-controls button{flex-shrink:0}.worksheet-send{background:var(--lg-accent);width:28px;height:28px;color:var(--lg-on-accent);border:0;border-radius:6px;place-items:center;margin-left:auto;padding:0;display:grid}.worksheet-send:disabled{opacity:1;background:var(--lg-surface-2);color:var(--lg-text-3)}.worksheet-chat-status{color:var(--lg-text-2);margin:7px 0 0;font-size:.8125rem;line-height:1.5}.worksheet-reference-picker{z-index:12;border:1px solid var(--lg-border-strong);background:var(--lg-surface);max-height:270px;box-shadow:var(--lg-shadow-pop);border-radius:8px;padding:5px;position:absolute;bottom:calc(100% + 7px);left:0;right:0;overflow:auto}.worksheet-reference-picker button{text-align:left;width:100%;color:var(--lg-text);background:0 0;border:0;border-radius:4px;align-items:center;gap:8px;padding:7px;font-size:.875rem;display:flex}.worksheet-reference-picker button[aria-selected=true],.worksheet-reference-picker button:hover{background:var(--lg-accent-soft)}.worksheet-reference-picker small{color:var(--lg-text-2);min-width:64px;font-size:.75rem}.worksheet-reference-picker span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.worksheet-reference-picker p{color:var(--lg-text-2);padding:10px;font-size:.875rem}.worksheet-quote-chip{border-left:2px solid var(--lg-accent);background:var(--lg-bg);color:var(--lg-text-2);align-items:flex-start;gap:7px;margin:0 0 7px;padding:6px;font-size:.8125rem;display:flex}.worksheet-quote-chip>span{white-space:pre-wrap;flex:1;min-width:0;max-height:75px;overflow:auto}.worksheet-quote-chip button,.worksheet-reference-chips button{color:inherit;background:0 0;border:0;flex-shrink:0;place-items:center;padding:1px;display:inline-grid}.playground-pane-resizer.is-chat{cursor:col-resize}.playground-pane-resizer.is-chat:after{width:3px;top:0;bottom:0;left:4px}body.is-resizing-playground-chat,body.is-resizing-playground-chat *{cursor:col-resize!important;-webkit-user-select:none!important;user-select:none!important}body.is-resizing-playground-chat .playground-pane-resizer.is-chat:after{background:var(--lg-resize-active)}@media (max-width:700px){.worksheet-chat{border-left:0;border-top:1px solid var(--lg-border);min-height:480px}.playground-pane-resizer.is-chat{display:none}}.practice-work-images[hidden]{display:none}.worksheet-editor{background:var(--lg-surface);flex-direction:column;flex:1;min-height:0;display:flex}.worksheet-formatting{z-index:2;border:1px solid var(--lg-border);background:var(--lg-surface);width:max-content;box-shadow:var(--lg-shadow-card);border-radius:8px;flex-shrink:0;align-items:center;gap:1px;margin:8px auto -34px;padding:3px;display:flex;position:sticky;top:8px}.worksheet-formatting button{width:26px;height:26px;color:var(--lg-text-2);font:.78125rem var(--playground-ui-font);background:0 0;border:0;border-radius:5px;place-items:center;display:inline-grid}.worksheet-formatting button:hover:not(:disabled){background:var(--lg-surface-2);color:var(--lg-text)}.worksheet-formatting button[aria-pressed=true]{background:var(--lg-accent-soft);color:var(--lg-accent-text)}.worksheet-formatting button:disabled{opacity:.45}.worksheet-formatting .worksheet-source-button{margin-left:auto}.worksheet-scroll{overscroll-behavior:contain;scrollbar-gutter:stable;flex:1;min-height:0;position:relative;overflow:auto}.worksheet-scroll>div:not(.worksheet-formatting){flex-direction:column;min-height:100%;display:flex}.worksheet-prose{width:100%;min-height:260px;max-width:var(--lg-doc-max-w);color:var(--lg-text);font:var(--lg-type-doc);overflow-wrap:anywhere;caret-color:var(--lg-accent);outline:none;flex:1;margin:0 auto;padding:56px 48px 120px}.playground-view .worksheet-prose:focus-visible{outline:none}.worksheet-prose>:first-child{margin-top:0}.worksheet-prose>p:only-child:has(>br:only-child):before{content:attr(data-placeholder)}.worksheet-prose:has(>p:only-child>br:only-child):before{content:attr(data-placeholder);color:var(--lg-text-2);pointer-events:none;position:absolute}.worksheet-prose p{margin:0 0 12px}.worksheet-prose h1,.worksheet-prose h2,.worksheet-prose h3{font-family:var(--playground-document-font);letter-spacing:0;margin:26px 0 8px;font-weight:600;line-height:1.3}.worksheet-prose h1{letter-spacing:-.01em;margin:0 0 14px;font-size:1.375rem;line-height:1.25}.worksheet-prose h2{font-size:1rem}.worksheet-prose h3{font-size:.96875rem}.worksheet-prose h4,.worksheet-prose h5,.worksheet-prose h6{margin:1.4em 0 .6em;font-size:1em}.worksheet-prose ul,.worksheet-prose ol{margin:.5em 0 1em;padding-left:1.5em}.worksheet-prose li>p{margin-bottom:.3em}.worksheet-prose ul[data-type=taskList]{padding-left:0;list-style:none}.worksheet-prose li[data-type=taskItem]{align-items:baseline;gap:9px;display:flex}.worksheet-prose li[data-type=taskItem]>div{flex:1}.worksheet-prose blockquote{border-left:2px solid var(--lg-accent);color:var(--lg-text-2);margin:1em 0;padding:.2em 0 .2em 1em}.worksheet-prose blockquote p:last-child{margin-bottom:0}.worksheet-prose pre{background:var(--lg-bg);border:1px solid var(--lg-border);border-radius:6px;padding:14px;font-size:.875rem;line-height:1.6;overflow-x:auto}.worksheet-prose code{font-family:var(--playground-code-font)}.worksheet-prose p code{background:var(--lg-surface-2);border-radius:3px;padding:1px 4px;font-size:.9em}.worksheet-prose hr{border:0;border-top:1px solid var(--lg-border);margin:1.5em 0}.worksheet-prose table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:auto;max-width:100%;margin:6px 0 12px;font-size:.875rem}.worksheet-prose td,.worksheet-prose th{border:0;border-bottom:1px solid var(--lg-border);text-align:right;vertical-align:top;min-width:40px;padding:6px 12px;position:relative}.worksheet-prose th{color:var(--lg-text-2);border-bottom-color:var(--lg-border-strong);font-weight:500}.worksheet-prose td>p:last-child,.worksheet-prose th>p:last-child{margin-bottom:0}.worksheet-prose .selectedCell{background:var(--lg-accent-soft)}.worksheet-prose a{color:var(--lg-accent-text);cursor:text;text-decoration:underline}.worksheet-literal{white-space:pre-wrap;color:var(--lg-text-2)}.worksheet-prose .tiptap-mathematics-render{cursor:pointer;border-radius:4px}.worksheet-prose .tiptap-mathematics-render:hover,.worksheet-prose .ProseMirror-selectednode{background:var(--lg-accent-soft);outline:1px solid var(--lg-focus-ring)}.worksheet-prose [data-type=inline-math]{padding:2px 1px}.worksheet-prose [data-type=inline-math]:not(:has(.katex-display)){margin-block:-2px;display:inline-block}.worksheet-prose [data-type=block-math]{margin:14px 0;padding:10px 4px;overflow-x:auto}.worksheet-prose .katex-display{margin:0}.worksheet-prose .katex{font-size:1.06em}.worksheet-prose[aria-readonly=true] .tiptap-mathematics-render{cursor:text}.worksheet-selection-tooltip{z-index:80;border:1px solid var(--lg-border);background:var(--lg-surface-raised);color:var(--lg-text);border-radius:7px;padding:4px;display:flex;position:fixed;box-shadow:0 4px 18px #00000021}.worksheet-selection-tooltip button{color:inherit;font:inherit;background:0 0;border:0;border-radius:4px;align-items:center;gap:7px;padding:5px 8px;font-size:.875rem;display:inline-flex}.worksheet-selection-tooltip button:hover{background:var(--lg-accent-soft)}.worksheet-source-dialog{border-radius:var(--lg-r-dialog);background:var(--lg-surface);width:min(520px,92vw);max-height:85dvh;color:var(--lg-text);box-shadow:var(--lg-shadow-dialog);border:0;margin:auto;padding:0;overflow:auto}.worksheet-source-dialog::backdrop{background:#00000054}.worksheet-source-dialog header{justify-content:space-between;align-items:center;padding:13px 16px;display:flex}.worksheet-source-dialog header button{color:inherit;background:0 0;border:0;place-items:center;padding:4px;display:grid}.worksheet-equation-preview{background:var(--lg-bg);border-radius:6px;min-height:70px;margin:0 16px 16px;padding:18px;overflow:auto}.worksheet-source-dialog>textarea{resize:vertical;border:1px solid var(--lg-border-strong);background:var(--lg-bg);width:100%;color:var(--lg-text);font-family:var(--font-mono,monospace);border-radius:6px;margin-top:5px;padding:10px;font-size:.875rem;line-height:1.5;display:block}.worksheet-source-dialog footer{justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;display:flex}.worksheet-source-dialog{width:min(720px,92vw)}.worksheet-source-dialog>textarea{width:calc(100% - 32px);height:50vh;margin:0 16px}.worksheet-source-dialog footer{justify-content:flex-end}.worksheet-editor-notice{color:var(--lg-text-2);margin:0;padding:6px 16px;font-size:.875rem}.worksheet-tab-item{border-radius:6px;flex-shrink:0;align-items:center;min-width:0;max-width:100%;height:26px;display:flex}.worksheet-tab-item.is-active{background:var(--lg-surface-2)}.worksheet-tabs .worksheet-tab-options{border-radius:4px;place-items:center;width:20px;height:22px;margin-right:2px;padding:0;display:grid}.worksheet-tab-options:hover{background:var(--lg-surface)}.worksheet-picker>.practice-quiet{min-height:26px;padding:3px 6px}.worksheet-options-menu [role=menuitem]{cursor:pointer;border-radius:4px;outline:none;justify-content:space-between;align-items:center;gap:24px;min-height:28px;padding:6px 8px;font-size:.78125rem;display:flex}.worksheet-options-menu small{color:var(--lg-text-2);font-size:.6875rem}.worksheet-delete-popover{width:min(280px,100vw - 16px)}.worksheet-delete-popover h2{font:600 13px/1.4 var(--playground-ui-font);overflow-wrap:anywhere;margin:0 0 6px}.worksheet-delete-popover p{color:var(--lg-text-2);margin:0 0 12px}.worksheet-delete-popover footer{justify-content:flex-end;gap:6px;display:flex}.worksheet-delete-toast{z-index:90;border:1px solid var(--lg-border-strong);background:var(--lg-surface);max-width:calc(100vw - 32px);box-shadow:var(--lg-shadow-pop);color:var(--lg-text);font:12.5px var(--playground-ui-font);border-radius:8px;align-items:center;gap:16px;padding:8px 12px;display:flex;position:fixed;bottom:22px;left:50%;transform:translate(-50%)}.worksheet-delete-toast>span{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.worksheet-delete-toast button{color:var(--lg-accent-text);font:inherit;background:0 0;border:0;border-radius:4px;flex-shrink:0;padding:2px 4px}.worksheet-chat-message.is-user>.markdown-content{background:var(--lg-surface-2);border-radius:14px 14px 4px;padding:10px 12px}.worksheet-chat-message .markdown-content{line-height:inherit}.worksheet-chat-message .markdown-content :is(h1,h2,h3,h4,table){font-family:var(--playground-ui-font)}.worksheet-count{white-space:nowrap;color:var(--lg-text-2);margin-left:4px;font-size:.6875rem}.worksheet-composer-controls select{field-sizing:content}.playground-menu [data-radix-collection-item]>small,.playground-code-menu [role=menuitem]>span{color:var(--lg-text-3);margin-left:auto;font-size:11.5px}.worksheet-picker .worksheet-tab-rename{border-color:var(--lg-accent);outline:none;width:120px;margin:0}.worksheet-model-menu{min-width:220px}.playground-code-actions{align-items:center;gap:5px;display:flex}.playground-code-actions[hidden]{display:none}.playground-code-actions .playground-connection{margin-left:0}.playground-connection-dot{background:var(--lg-text-3);border-radius:50%;width:7px;height:7px}.playground-connection[data-connected=true] .playground-connection-dot{background:var(--lg-accent);box-shadow:0 0 0 3px var(--lg-accent-soft)}.worksheet-prose{text-wrap:pretty}.worksheet-quote-chip.is-equation{border:1px solid var(--lg-border-strong);background:0 0;border-radius:5px;align-items:center;gap:0;max-width:100%;height:22px;padding:0;display:inline-flex}.worksheet-quote-chip.is-equation>.worksheet-remove-quote{border-left:1px solid var(--lg-border);width:20px;height:100%}.worksheet-quote-chip .worksheet-equation-reference{min-width:0;height:100%;font:.71875rem var(--playground-ui-font);flex-shrink:1;align-items:center;gap:4px;padding:0 7px;display:inline-flex}.worksheet-equation-reference strong{color:var(--lg-accent-text);font-weight:600}.worksheet-equation-reference span{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.worksheet-reference-inspector{z-index:90;width:min(400px,100vw - 24px);max-height:min(350px, var(--radix-popover-content-available-height));border:1px solid var(--lg-border-strong);background:var(--lg-surface);color:var(--lg-text);box-shadow:var(--lg-shadow-pop);border-radius:10px;padding:12px;overflow:auto}.worksheet-reference-inspector header{justify-content:space-between;align-items:center;gap:8px;margin-bottom:10px;font-size:.78125rem;display:flex}.worksheet-reference-inspector header button{color:inherit;background:0 0;border:0;place-items:center;display:grid}.worksheet-reference-inspector .markdown-content{font-family:var(--playground-document-font);font-size:.96875rem}@media (max-width:850px){.worksheet-prose{padding:56px 24px 100px}}@media (max-width:500px){.worksheet-prose{padding:56px 16px 80px}}.worksheet-options-menu.compact-menu{min-width:170px}.worksheet-options-menu .compact-menu-item{justify-content:space-between;gap:24px}.worksheet-composer-controls .compact-button{font-size:var(--lg-fs-small);padding-inline:var(--lg-space-4)}.book-citation-chip{border:1px solid var(--lg-border-strong);border-radius:var(--lg-r-control);background:var(--lg-surface-2);color:var(--color-ballpoint);font:500 .75rem/1.5 var(--lg-font-ui);cursor:pointer;vertical-align:baseline;align-items:center;margin:0 2px;padding:1px 5px;display:inline-flex}.book-citation-chip:hover{background:var(--color-ink-soft)}.book-citation-chip:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.book-citation-chip:disabled{cursor:progress;opacity:.65}.book-citation-error{border:1px solid var(--lg-border-strong);border-radius:var(--lg-r-control);max-width:100%;color:var(--color-ink);background:var(--lg-surface-2);font:.75rem/1.5 var(--lg-font-ui);overflow-wrap:anywhere;align-items:start;gap:6px;margin:4px 0;padding:5px 7px;display:inline-flex}.book-citation-error button{color:inherit;font:inherit;cursor:pointer;background:0 0;border:0;flex:none;padding:0 3px}.book-reading-activity,.book-reading-privacy{color:var(--color-graphite);font:.75rem/1.5 var(--lg-font-ui)}.book-reading-privacy{padding:4px 8px 0;display:block}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}:root[data-theme=dark] *{scrollbar-color:var(--color-scrollbar-thumb) var(--color-scrollbar-track)}*{box-sizing:border-box}html,body{background:var(--color-paper);min-height:100%;color:var(--color-ink);margin:0}body{font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow:hidden}button,input,select,textarea{font:inherit}button{color:inherit}:is(button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible){outline:2px solid var(--color-ballpoint);outline-offset:2px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.brand-logo-glyph{width:100%;height:100%;display:block}.brand-logo-glyph .brand-logo-paper,.brand-logo-glyph[data-variant=paper] .brand-logo-ink{display:none}.brand-logo-glyph[data-variant=paper] .brand-logo-paper{display:inline}:root[data-theme=dark] .brand-logo-glyph[data-variant=auto] .brand-logo-ink{display:none}:root[data-theme=dark] .brand-logo-glyph[data-variant=auto] .brand-logo-paper{display:inline}.sign-in-brand strong{font-family:var(--font-serif);letter-spacing:-.02em;font-weight:500}.study-shell{--discussion-width:360px;background:var(--color-desk-deep);grid-template-columns:minmax(420px,1fr) 0;height:100dvh;min-height:0;max-height:100dvh;transition:grid-template-columns .24s;display:grid;overflow:hidden}.study-shell.is-resizing,html.is-window-resizing .study-shell{transition:none}body.is-resizing-panel{cursor:col-resize;-webkit-user-select:none;user-select:none}.discussion-panel{opacity:0;pointer-events:none;z-index:10;min-width:0;transition:opacity .18s;overflow:hidden}.discussion-panel.is-open{opacity:1;pointer-events:auto}.discussion-panel{border-left:1px solid var(--color-rule);flex-direction:column;display:flex;position:relative}.study-shell.is-resizing .discussion-panel.is-open{z-index:40;transition:none;position:fixed;top:0;bottom:0;right:0}.discussion-resizer{z-index:30;cursor:col-resize;touch-action:none;width:10px;position:absolute;top:0;bottom:0;left:0}.discussion-resizer:before{content:"";background:0 0;width:2px;transition:background .15s;position:absolute;top:0;bottom:0;left:0}.discussion-resizer:after{content:"";opacity:0;background-color:var(--lg-resize-hover);background-image:radial-gradient(circle, var(--color-paper) 1px, transparent 1.3px), radial-gradient(circle, var(--color-paper) 1px, transparent 1.3px), radial-gradient(circle, var(--color-paper) 1px, transparent 1.3px);width:8px;height:32px;box-shadow:0 0 0 2px var(--color-paper);pointer-events:none;background-position:50% calc(50% - 5px),50%,50% calc(50% + 5px);background-repeat:no-repeat;background-size:4px 4px;border-radius:4px;margin-top:-16px;transition:opacity .15s;position:absolute;top:50%;left:1px}.discussion-resizer:hover:before{background:var(--lg-resize-hover)}.discussion-resizer:hover:after{opacity:1}.study-shell.is-resizing .discussion-resizer:before{background:var(--lg-resize-active)}.discussion-resizer:focus-visible:before{background:var(--lg-resize-active)}.study-shell.is-resizing .discussion-resizer:after{opacity:1;background-color:var(--lg-resize-active)}.discussion-resizer:focus-visible:after{opacity:1;background-color:var(--lg-resize-active)}.discussion-resizer:focus-visible:after{box-shadow:0 0 0 2px var(--color-paper), 0 0 0 5px var(--lg-resize-active)}@supports (color:color-mix(in lab, red, red)){.discussion-resizer:focus-visible:after{box-shadow:0 0 0 2px var(--color-paper), 0 0 0 5px color-mix(in srgb, var(--lg-resize-active) 35%, transparent)}}.discussion-resizer:focus-visible{outline:none}.reader-column{background:var(--color-desk-deep);min-width:0;height:100%;min-height:0;position:relative;overflow:hidden}.workspace-view-stack{min-width:0;min-height:0;position:relative;overflow:hidden}.reader-workspace-view,.non-reader-workspace-view{min-width:0;min-height:0;position:absolute;inset:0;overflow:hidden}.reader-workspace-view.is-hidden{visibility:hidden;pointer-events:none}.reader-scroll{overflow-anchor:none;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;touch-action:pan-x pan-y;scrollbar-gutter:stable;scroll-behavior:smooth;height:100%;min-height:0;padding:24px clamp(24px,5vw,70px) 92px clamp(68px,6vw,86px);overflow:auto scroll}.reader-scroll:focus{outline:none}.reader-scroll:focus-visible{box-shadow:inset 0 0 0 2px var(--color-ballpoint)}.pdf-section-reference{cursor:pointer;text-decoration:underline;-webkit-text-decoration-color:var(--color-ink);-webkit-text-decoration-color:var(--color-ink);-webkit-text-decoration-color:var(--color-ink);text-decoration-color:var(--color-ink)}@supports (color:color-mix(in lab, red, red)){.pdf-section-reference{-webkit-text-decoration-color:color-mix(in srgb, var(--color-ink) 65%, transparent);-webkit-text-decoration-color:color-mix(in srgb, var(--color-ink) 65%, transparent);-webkit-text-decoration-color:color-mix(in srgb, var(--color-ink) 65%, transparent);text-decoration-color:color-mix(in srgb, var(--color-ink) 65%, transparent)}}.pdf-section-reference{text-underline-offset:2px;text-decoration-thickness:1.5px}:is(.pdf-section-reference:hover,.pdf-section-reference:focus-visible){color:var(--color-ink);background:var(--color-ink-soft);outline:none}@supports (color:color-mix(in lab, red, red)){:is(.pdf-section-reference:hover,.pdf-section-reference:focus-visible){background:color-mix(in srgb, var(--color-ink-soft) 65%, transparent)}}.pdf-section-reference:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px;border-radius:2px}.pdf-document{flex-direction:column;align-items:center;gap:24px;width:max-content;min-width:100%;display:flex;position:relative}.react-pdf__Page{background:#fff;width:100%;height:100%}.react-pdf__Page canvas{display:block;max-width:none!important;height:auto!important}.react-pdf__Page__textContent{cursor:text;-webkit-user-select:text;user-select:text;z-index:3!important}.react-pdf__Page__textContent span::selection{color:#0000;background:#ffd44894}.react-pdf__Page__annotations{z-index:4!important}.highlight-layer{z-index:2;pointer-events:none;position:absolute;inset:0;overflow:hidden}.figure-selection-layer{z-index:6;cursor:crosshair;touch-action:none;-webkit-user-select:none;user-select:none;position:absolute;inset:0}.figure-selection-preview{z-index:7;pointer-events:none;position:absolute;inset:0;overflow:hidden}.page-placeholder,.page-virtual-placeholder{width:100%;height:100%}.page-placeholder{background:linear-gradient(110deg, var(--color-page) 25%, var(--color-page) 45%, var(--color-page) 65%)}@supports (color:color-mix(in lab, red, red)){.page-placeholder{background:linear-gradient(110deg, var(--color-page) 25%, color-mix(in srgb, var(--color-page), var(--color-print) 5%) 45%, var(--color-page) 65%)}}.page-placeholder{background-size:220% 100%;animation:1.4s infinite shimmer}.page-virtual-placeholder{background:#fff}@keyframes shimmer{to{background-position:-220% 0}}.markdown-content{min-width:0;color:var(--color-ink);font:400 15px/1.6 var(--font-sans);overflow-wrap:anywhere}.markdown-content>:first-child{margin-top:0}.markdown-content>:last-child{margin-bottom:0}.markdown-content p{margin:0 0 12px}.markdown-content h1,.markdown-content h2,.markdown-content h3,.markdown-content h4{color:var(--color-ink);font-family:var(--font-sans);margin:18px 0 8px;font-weight:600;line-height:1.3}.markdown-content h1{font-size:21px}.markdown-content h2{font-size:18px}.markdown-content h3,.markdown-content h4{font-size:16px}.markdown-content ul,.markdown-content ol{margin:7px 0 9px;padding-left:22px}.markdown-content ul{list-style:outside}.markdown-content ol{list-style:decimal}.markdown-content ul ul{list-style-type:circle}.markdown-content ul ul ul{list-style-type:square}.markdown-content li{margin:6px 0}.markdown-content blockquote{border-left:3px solid var(--color-rule);color:var(--color-graphite);margin:8px 0;padding:2px 0 2px 12px}.markdown-content a{color:var(--color-ballpoint);text-underline-offset:2px;text-decoration:underline}.markdown-content code{background:var(--color-desk);font:13px/1.5 var(--font-mono);border-radius:4px;padding:1px 4px}.markdown-content pre{border-radius:var(--radius-sm);background:var(--color-desk);max-width:100%;margin:8px 0;padding:12px 14px;overflow-x:auto}.markdown-content pre code{background:0 0;padding:0;font-size:13px;line-height:20px}.markdown-content table{border-collapse:collapse;max-width:100%;font:13px/1.45 var(--font-sans);margin:10px 0;display:block;overflow-x:auto}.markdown-content th,.markdown-content td{border:1px solid var(--color-rule);text-align:left;white-space:nowrap;padding:5px 8px}.markdown-content th{background:var(--color-desk);font-weight:600}.markdown-content hr{border:0;border-top:1px solid var(--color-rule);margin:12px 0}.markdown-content .katex{font-size:1.08em}.markdown-content .katex-display{text-align:left;max-width:100%;margin:9px 0;padding:3px 0;overflow:auto hidden}.markdown-content--compact{font-size:14px;line-height:1.55}.planar-viz-card{border-radius:var(--radius-md);background:var(--color-paper);box-shadow:0 0 0 1px var(--color-rule), 0 1px 2px #1414140d;color:var(--color-ink);font-family:var(--font-sans);margin:2px 0 10px;overflow:hidden}.planar-viz-header{grid-template-columns:minmax(0,1fr) 26px;align-items:start;gap:2px 10px;padding:12px 12px 10px 14px;display:grid}.planar-viz-header .planar-viz-kicker{color:var(--color-tertiary);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase;grid-column:1}.planar-viz-header h4{color:var(--color-ink);font:600 14px/20px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;grid-column:1;margin:0;overflow:hidden}.planar-viz-header button{width:26px;height:26px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;border-radius:6px;grid-area:1/2/span 2;place-items:center;padding:0;display:grid}.planar-viz-header button:hover{background:var(--color-desk);color:var(--color-ink)}.planar-viz-stage{background:var(--color-desk);padding:0;position:relative}.planar-viz-stage svg{border-radius:0;width:100%;height:auto;display:block}.planar-viz-canvas{rx:0;fill:var(--color-desk)}.planar-viz-grid line{stroke:var(--color-sketch-1);stroke-width:1px}.planar-viz-world-axis{stroke:var(--color-ring);stroke-width:1.2px}.planar-viz-world-frame line,.planar-viz-local-frame line{stroke-width:2px;stroke-linecap:round}.planar-viz-world-frame .axis-x,.planar-viz-world-frame .axis-y{stroke:var(--color-pencil)}.planar-viz-world-frame line{stroke-width:1.4px}.planar-viz-world-frame text{fill:var(--color-tertiary);font:500 11px/1 var(--font-mono)}.planar-viz-world-frame tspan,.planar-viz-local-frame tspan{baseline-shift:sub;font-size:8px}.planar-viz-local-frame .axis-x{fill:var(--color-ballpoint);stroke:var(--color-ballpoint)}.planar-viz-local-frame .axis-y{fill:#2447d68c;stroke:#2447d68c}.planar-viz-local-frame .origin{fill:var(--color-ballpoint);stroke:var(--color-desk);stroke-width:2px}.planar-viz-local-frame text{fill:var(--color-ballpoint);font:600 11px/1 var(--font-mono);paint-order:stroke;stroke:var(--color-desk);stroke-width:4px}.planar-viz-body{fill:#2447d60f;stroke:#2447d673;stroke-width:1.4px;stroke-linejoin:round}.planar-viz-point circle{fill:var(--color-highlighter);stroke:var(--color-ink);stroke-width:1.2px}.planar-viz-point text{fill:var(--color-graphite);font:600 11px/1 var(--font-mono);paint-order:stroke;stroke:var(--color-desk);stroke-width:4px}.planar-viz-trail{fill:none;stroke:#2447d680;stroke-width:1.4px;stroke-dasharray:2 3;stroke-linecap:round}.planar-viz-legend{display:none}.planar-viz-explanation{border-top:1px solid var(--color-rule);align-items:flex-start;gap:12px;padding:12px 14px;display:flex}.planar-viz-explanation>div:first-child{flex-direction:column;flex:1;gap:3px;min-width:0;display:flex}.planar-viz-explanation>div:first-child>span{color:var(--color-tertiary);font:400 11px/14px var(--font-sans)}.planar-viz-explanation strong{color:var(--color-ink);font:600 13px/18px var(--font-sans)}.planar-viz-explanation small{color:var(--color-graphite);font:400 12px/16px var(--font-sans)}.planar-viz-matrix{flex:none;align-items:center;gap:6px;display:flex}.planar-viz-matrix>span{color:var(--color-graphite);font:400 12px/16px var(--font-mono)}.planar-viz-matrix>div{box-shadow:inset 1.5px 0 0 var(--color-ink), inset -1.5px 0 0 var(--color-ink);grid-template-columns:repeat(3,auto);padding:2px 4px;display:grid}.planar-viz-matrix code{color:var(--color-ink);font:400 11px/16px var(--font-mono);text-align:right;padding:0 5px}.planar-viz-matrix code:nth-child(3n){color:var(--color-ballpoint);font-weight:600}.planar-viz-matrix code:nth-child(n+7){color:var(--color-tertiary);font-weight:400}.planar-viz-operations{flex-direction:column;gap:2px;margin:0;padding:0 8px 8px;list-style:none;display:flex}.planar-viz-operations li{height:30px;color:var(--color-graphite);border-radius:6px;align-items:center;gap:10px;padding:0 6px;display:flex}.planar-viz-operations li>span{background:var(--color-desk-deep);width:18px;height:18px;color:var(--color-graphite);font:600 11px/14px var(--font-sans);border-radius:9px;flex:none;place-items:center;display:grid}.planar-viz-operations li strong{min-width:0;font:400 13px/18px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.planar-viz-operations li.is-current{background:var(--color-ballpoint-soft);color:var(--color-ink)}.planar-viz-operations li.is-current>span{background:var(--color-ballpoint);color:var(--color-paper)}.planar-viz-operations li.is-current strong{font-weight:500}.planar-viz-controls{background:0 0;border:0;justify-content:center;align-items:center;gap:6px;padding:8px 12px 12px;display:flex}.planar-viz-controls button{width:30px;height:30px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;border-radius:6px;place-items:center;padding:0;display:grid}.planar-viz-controls button:hover:not(:disabled){background:var(--color-desk);color:var(--color-ink)}.planar-viz-controls button:disabled{opacity:.35;cursor:default}.planar-viz-controls button.is-primary{background:var(--color-desk-deep);width:auto;color:var(--color-ink);border-radius:15px;align-items:center;gap:6px;padding:0 14px;display:inline-flex}.planar-viz-controls button.is-primary:hover{background:var(--color-desk-deep)}.planar-viz-controls button span{font:500 13px/18px var(--font-sans)}:is(.planar-viz-header,.planar-viz-controls) button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.planar-viz-overlay{z-index:200;overscroll-behavior:contain;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.planar-viz-overlay-scrim{cursor:default;background:#1414142e;border:0;width:100%;height:100%;position:absolute;inset:0}.planar-viz-overlay-content{border-radius:12px;width:min(960px,100vw - 48px);max-height:calc(100vh - 48px);position:relative;overflow:auto;box-shadow:0 28px 72px #1414143d,0 4px 12px #14141414}.planar-viz-card.is-expanded{border-radius:12px;margin:0}.planar-viz-card.is-expanded .planar-viz-stage svg{max-height:54vh}:root[data-theme=dark] .planar-viz-card{box-shadow:0 0 0 1px var(--color-rule)}:root[data-theme=dark] .planar-viz-grid line{stroke:var(--color-rule)}:root[data-theme=dark] .planar-viz-local-frame .axis-y{fill:#a9b8ff8c;stroke:#a9b8ff8c}:root[data-theme=dark] .planar-viz-trail{stroke:#a9b8ff80}:root[data-theme=dark] .planar-viz-body{fill:#a9b8ff14;stroke:#a9b8ff73}:root[data-theme=dark] .planar-viz-overlay-scrim{background:#00000080}@media (max-width:760px){.planar-viz-overlay{padding:8px}.planar-viz-overlay-content{width:calc(100vw - 16px);max-height:calc(100vh - 16px)}}.study-shell{--sidebar-width:var(--sidebar-chosen,var(--container-sidebar,232px));--toolbar-height:52px;grid-template-columns:var(--sidebar-width) minmax(420px, 1fr) 0;grid-template-rows:var(--toolbar-height) minmax(0, 1fr);background:var(--color-desk-deep);grid-template-areas:"sidebar toolbar toolbar""sidebar main discussion"}.study-shell.has-right{grid-template-columns:var(--sidebar-width) minmax(420px, 1fr) min(var(--discussion-width), calc(100vw - var(--sidebar-width) - 420px))}.study-shell>.reader-column{flex-direction:column;grid-area:main;display:flex}.study-shell>.reader-column>.workspace-view-stack{flex:auto;min-height:0}.study-shell>.discussion-panel{grid-area:discussion}.study-shell.is-resizing .discussion-panel.is-open{top:var(--toolbar-height)}.study-shell.is-notes-view:not(.is-sidebar-hidden){grid-template-areas:"sidebar main discussion""sidebar main discussion"}.study-shell.is-notes-view:not(.is-sidebar-hidden)>.workspace-toolbar{display:none}.study-shell.has-inset-title-bar.is-notes-view:not(.is-sidebar-hidden) .margins-drag{display:block}.workspace-sidebar{border-right:1px solid var(--color-rule);background:var(--color-desk);min-width:0;min-height:0;color:var(--color-ink);font-family:var(--font-sans);flex-direction:column;grid-area:sidebar;padding:0 12px 12px;display:flex;position:relative;overflow:hidden}.sidebar-resizer{z-index:30;cursor:col-resize;touch-action:none;width:8px;position:absolute;top:0;bottom:0;right:0}.sidebar-resizer:before{content:"";background:0 0;width:2px;transition:background .15s;position:absolute;top:0;bottom:0;right:0}.sidebar-resizer:after{content:"";opacity:0;background-color:var(--lg-resize-hover);background-image:radial-gradient(circle, var(--color-paper) 1px, transparent 1.3px), radial-gradient(circle, var(--color-paper) 1px, transparent 1.3px), radial-gradient(circle, var(--color-paper) 1px, transparent 1.3px);width:8px;height:32px;box-shadow:0 0 0 2px var(--color-paper);pointer-events:none;background-position:50% calc(50% - 5px),50%,50% calc(50% + 5px);background-repeat:no-repeat;background-size:4px 4px;border-radius:4px;margin-top:-16px;transition:opacity .15s;position:absolute;top:50%;right:-3px}.sidebar-resizer:hover:before{background:var(--lg-resize-hover)}.sidebar-resizer:hover:after{opacity:1}html.is-resizing-sidebar .sidebar-resizer:before{background:var(--lg-resize-active)}.sidebar-resizer:focus-visible:before{background:var(--lg-resize-active)}html.is-resizing-sidebar .sidebar-resizer:after{opacity:1;background-color:var(--lg-resize-active)}.sidebar-resizer:focus-visible:after{opacity:1;background-color:var(--lg-resize-active)}.sidebar-resizer:focus-visible:after{box-shadow:0 0 0 2px var(--color-paper), 0 0 0 5px var(--lg-resize-active)}@supports (color:color-mix(in lab, red, red)){.sidebar-resizer:focus-visible:after{box-shadow:0 0 0 2px var(--color-paper), 0 0 0 5px color-mix(in srgb, var(--lg-resize-active) 35%, transparent)}}.sidebar-resizer:focus-visible{outline:none}html.is-resizing-sidebar .study-shell{transition:none}.workspace-sidebar-top{flex:0 0 52px;justify-content:space-between;align-items:center;padding:0 0 0 6px;display:flex}.workspace-sidebar-brand{align-items:center;gap:8px;display:inline-flex}.workspace-sidebar-brand>svg{width:22px;height:22px}.workspace-sidebar-brand>strong{color:var(--color-ink);font:500 19px/22px var(--font-serif);letter-spacing:-.02em}.product-stage-badge{background:var(--color-highlighter);width:fit-content;color:var(--color-print);font:600 10px/14px var(--font-mono);letter-spacing:.04em;border-radius:4px;padding:2px 6px;display:inline-block}.workspace-stage{margin:4px 0 0 8px}.has-inset-title-bar .workspace-sidebar-top{justify-content:flex-start;padding-left:74px}.has-inset-title-bar .workspace-sidebar-brand{display:none}.workspace-sidebar-controls{align-items:center;gap:2px;display:flex}.has-inset-title-bar .workspace-sidebar-controls{gap:14px}.workspace-sidebar-toggle{border-radius:var(--radius-sm);width:28px;height:28px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;place-items:center;padding:0;display:grid}.workspace-sidebar-toggle:hover{color:var(--color-ink);background:#1414140f}:root[data-theme=dark] .workspace-sidebar-toggle:hover{background:#ffffff14}.workspace-history{flex:none;align-items:center;gap:2px;display:flex}.workspace-history-button{border-radius:var(--radius-sm);width:28px;height:28px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;place-items:center;padding:0;display:grid}.workspace-history-button:hover:not(:disabled){color:var(--color-ink);background:#1414140f}:root[data-theme=dark] .workspace-history-button:hover:not(:disabled){background:#ffffff14}.workspace-history-button:disabled{opacity:.4;cursor:default}.workspace-search{border:1px solid var(--color-rule);border-radius:var(--radius-sm);background:var(--color-raised);width:100%;color:var(--color-pencil);text-align:left;cursor:pointer;flex:0 0 32px;align-items:center;gap:8px;margin-top:4px;padding:0 10px;display:flex}.workspace-search>svg{flex:0 0 14px}.workspace-search-label{min-width:0;font:400 13px/18px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;flex:1 1 0;overflow:hidden}.workspace-search>kbd{font:400 11px/14px var(--font-mono);white-space:nowrap;flex-shrink:0}.workspace-search:hover{border-color:var(--color-ring-soft)}.workspace-search[aria-expanded=true]{box-shadow:inset 0 0 0 1.5px var(--color-ink)}.workspace-sidebar-scroll{overscroll-behavior:contain;flex:auto;min-height:0;margin:0 -12px;padding:0 12px 12px;overflow-y:auto}.workspace-nav{gap:var(--spacing-1);flex-direction:column;margin:0;padding:16px 0 0;list-style:none;display:flex}.workspace-nav-item{border-radius:var(--radius-sm);width:100%;height:30px;color:var(--color-ink);font:500 14px/20px var(--font-sans);text-align:left;cursor:pointer;background:0 0;border:0;align-items:center;gap:10px;padding:0 8px;display:flex}.workspace-nav-item:hover:not(:disabled){background:var(--color-desk-deep)}.workspace-nav-item.is-active{background:var(--color-raised);box-shadow:0 0 0 1px var(--color-rule);font-weight:600}.workspace-nav-item:disabled{opacity:.45;cursor:default}.workspace-nav-icon{flex:0 0 16px;place-items:center;height:16px;display:grid}.workspace-nav-label{text-overflow:ellipsis;white-space:nowrap;flex:1 1 0;min-width:0;overflow:hidden}.workspace-nav-count{color:var(--color-tertiary);font:400 12px/16px var(--font-mono);text-align:right;flex:0 0 24px}.workspace-nav-shortcut{color:var(--color-tertiary);font:400 11px/14px var(--font-mono);white-space:nowrap;flex-shrink:0}.workspace-reading{gap:var(--spacing-1);flex-direction:column;padding-top:28px;display:flex}.workspace-reading-head{justify-content:space-between;align-items:center;padding:0 8px 8px;display:flex}.workspace-reading-head h2{color:var(--color-graphite);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase;margin:0}.workspace-reading-add{width:22px;height:22px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;border-radius:5px;place-items:center;margin:-4px;padding:0;display:grid}.workspace-reading-add:hover{background:var(--color-desk-deep);color:var(--color-ink)}.workspace-tabs.is-sidebar{gap:var(--spacing-1);flex-direction:column;display:flex}.workspace-book{border-radius:var(--radius-sm);position:relative}.workspace-book:hover{background:var(--color-desk-deep)}.workspace-book.is-active{background:var(--color-raised);box-shadow:0 0 0 1px var(--color-rule)}.workspace-book-main{border-radius:inherit;width:100%;height:46px;color:var(--color-ink);text-align:left;cursor:pointer;background:0 0;border:0;align-items:center;gap:10px;padding:0 8px;display:flex}.workspace-book-cover{background:var(--color-paper);height:22px;box-shadow:inset 0 0 0 1.3px var(--color-graphite);border-radius:2px;flex:0 0 16px;position:relative}.workspace-book.is-active .workspace-book-cover{background:var(--color-ink);box-shadow:none}:root[data-theme=dark] .workspace-book.is-active .workspace-book-cover{background:var(--color-ring)}.workspace-book.is-active .workspace-book-cover:after{content:"";background:var(--color-highlighter);width:4px;height:8px;position:absolute;top:0;left:6px}.workspace-book.is-adding{opacity:.7}.workspace-book.is-adding .workspace-book-cover{background:var(--color-desk-deep);box-shadow:none}.workspace-book.is-adding .workspace-book-main{cursor:progress}.workspace-book-copy{flex-direction:column;flex:1 1 0;min-width:0;display:flex}.workspace-book-title{color:var(--color-ink);font:500 13px/18px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.workspace-book.is-active .workspace-book-title{font-weight:600}.workspace-book-copy>small{color:var(--color-graphite);font:400 12px/16px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.workspace-book-close{width:22px;height:22px;color:var(--color-pencil);opacity:0;cursor:pointer;background:0 0;border:0;border-radius:5px;place-items:center;padding:0;display:grid;position:absolute;top:12px;right:6px}.workspace-book:hover .workspace-book-close,.workspace-book:focus-within .workspace-book-close{opacity:1}.workspace-tabs.is-sidebar .workspace-book:is(:hover,:focus-within) .workspace-book-main{padding-right:30px}.workspace-book-close:hover{background:var(--color-desk-deep);color:var(--color-ink)}.workspace-sidebar-footer{gap:var(--spacing-1);border-top:1px solid var(--color-rule);flex-direction:column;flex-shrink:0;padding-top:10px;display:flex}.workspace-sidebar-footer .workspace-nav{padding:0}.workspace-saved{color:var(--color-graphite);font:400 12px/16px var(--font-sans);align-items:center;gap:10px;margin:0;padding:6px 8px 0;display:flex}.workspace-saved>span{flex:0 0 16px;justify-content:center;display:flex}.workspace-saved>span:before{content:"";background:var(--color-ok);border-radius:50%;width:6px;height:6px}.workspace-sidebar button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}.workspace-drawer-scrim{z-index:70;background:#14141414;position:fixed;inset:0}.workspace-sidebar.is-drawer{z-index:71;width:var(--container-sidebar,232px);position:fixed;top:0;bottom:0;left:0;box-shadow:8px 0 24px #1414141f}.workspace-toolbar{min-width:0;height:var(--toolbar-height);border-bottom:1px solid var(--color-rule);background:var(--color-desk);grid-area:toolbar;align-items:center;gap:16px;padding:0 16px 0 20px;display:flex}.workspace-toolbar-title{min-width:0;color:var(--color-ink);font:600 17px/22px var(--font-serif);text-overflow:ellipsis;white-space:nowrap;margin:0;overflow:hidden}.workspace-toolbar-spacer{flex:auto}.study-shell.is-sidebar-hidden,html.is-sidebar-hidden .study-shell{--sidebar-width:0px}html.is-sidebar-hidden .workspace-sidebar:not(.is-drawer){display:none}.workspace-toolbar-tabs{align-items:center;gap:14px;min-width:0;display:flex}.has-inset-title-bar.is-sidebar-hidden .workspace-toolbar{padding-left:86px}.workspace-toolbar-icon{border-radius:var(--radius-sm);width:28px;height:28px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;flex:0 0 28px;place-items:center;padding:0;display:grid}.workspace-toolbar-icon:hover,.workspace-toolbar-icon.is-pressed{background:#1414140f}:root[data-theme=dark] .workspace-toolbar-icon:hover,:root[data-theme=dark] .workspace-toolbar-icon.is-pressed{background:#ffffff14}.workspace-toolbar-strip,.workspace-toolbar-strip>.workspace-tabs{align-items:center;gap:2px;min-width:0;display:flex}.workspace-tabs.is-toolbar .workspace-book{border-radius:var(--radius-sm);align-items:center;min-width:0;max-width:132px;height:30px;display:flex}.workspace-tabs.is-toolbar .workspace-book.is-active{max-width:260px;box-shadow:0 0 0 1px var(--color-rule), 0 1px 2px #1414140d;flex-shrink:0;padding-right:6px}.workspace-tabs.is-toolbar .workspace-book:not(.is-active)+.workspace-book:not(.is-active){max-width:135px}.workspace-tabs.is-toolbar .workspace-book:not(.is-active)+.workspace-book:not(.is-active):before{content:"";background:var(--color-ring-soft);flex:0 0 1px;height:14px;margin-right:2px}:root[data-theme=dark] .workspace-tabs.is-toolbar .workspace-book:not(.is-active)+.workspace-book:not(.is-active):before{background:var(--color-rule)}.workspace-tabs.is-toolbar .workspace-book-main{gap:8px;width:auto;min-width:0;height:30px;padding:0 10px}.workspace-tabs.is-toolbar .workspace-book.is-active .workspace-book-main{padding-right:8px}.workspace-tabs.is-toolbar .workspace-book-cover{height:12px;box-shadow:inset 0 0 0 1.2px var(--color-graphite);border-radius:1.5px;flex:0 0 9px}.workspace-tabs.is-toolbar .workspace-book.is-active .workspace-book-cover{box-shadow:none}.workspace-tabs.is-toolbar .workspace-book.is-active .workspace-book-cover:after{width:2.5px;height:5px;left:3.25px}.workspace-tabs.is-toolbar .workspace-book-title{color:var(--color-graphite)}.workspace-tabs.is-toolbar .workspace-book.is-active .workspace-book-title{color:var(--color-ink)}.workspace-tabs.is-toolbar .workspace-book-close{opacity:1;border-radius:4px;flex:0 0 18px;width:18px;height:18px;position:static}.workspace-tabs.is-toolbar .workspace-book:not(.is-active) .workspace-book-close{display:none}.workspace-tabs.is-toolbar .workspace-book:not(.is-active):hover .workspace-book-close,.workspace-tabs.is-toolbar .workspace-book:not(.is-active):focus-within .workspace-book-close{margin-right:6px;display:grid}.workspace-toolbar .compact-button.workspace-discussions-toggle[data-size]{--compact-pad:10px;border:0;gap:6px;font-weight:500;line-height:18px}.workspace-toolbar .compact-button.workspace-discussions-toggle[data-variant=secondary]{background:var(--color-paper);box-shadow:inset 0 0 0 1px var(--color-ring-soft)}:root[data-theme=dark] .workspace-toolbar .compact-button.workspace-discussions-toggle[data-variant=secondary]{background:var(--color-raised)}.workspace-toolbar .compact-button.workspace-discussions-toggle[data-variant=secondary]:enabled:hover{background:var(--color-desk-deep)}.workspace-count-badge{background:var(--color-highlighter);color:var(--color-print);font:400 11px/14px var(--font-mono);border-radius:3px;padding:1px 5px}.workspace-toolbar :is(button):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}.has-inset-title-bar :is(.workspace-sidebar-top,.workspace-toolbar,.margins-drag){-webkit-app-region:drag;-webkit-user-select:none;user-select:none}html.has-inset-title-bar .sidebar-resizer,.has-inset-title-bar :is(.workspace-sidebar-top,.workspace-toolbar) :is(button,a,input,select,textarea,summary,[role=button],[role=tab],[tabindex],[contenteditable]),html.has-inset-title-bar :is(dialog,[role=dialog],[aria-modal=true],[data-radix-popper-content-wrapper],.compact-menu,.compact-popover,.workspace-drawer-scrim,.workspace-sidebar.is-drawer,.discussion-panel){-webkit-app-region:no-drag}html.has-inset-title-bar body:not(:has(.study-shell)){box-sizing:border-box;background:var(--color-desk);padding-top:28px}html.has-inset-title-bar body:not(:has(.study-shell)):before{content:"";z-index:2147483000;-webkit-app-region:drag;height:28px;position:fixed;top:0;left:0;right:0}:is(html.has-inset-title-bar body:not(:has(.study-shell)) .public-page,html.has-inset-title-bar body:not(:has(.study-shell)) :is(.sign-in-page,.account-page)){height:calc(100dvh - 28px)}html.has-inset-title-bar body:not(:has(.study-shell)) .sign-in-scene{min-height:calc(100dvh - 28px)}html.has-inset-title-bar:has(dialog[open]) :is(.workspace-sidebar-top,.workspace-toolbar,.margins-drag){-webkit-app-region:no-drag}@media (max-width:1180px){.study-shell.has-right{grid-template-columns:var(--sidebar-width) minmax(320px, 1fr) min(var(--discussion-width), calc(100vw - var(--sidebar-width) - 320px))}}@media (max-width:900px){.study-shell,.study-shell.has-right{grid-template-columns:0 minmax(0,1fr) 0}.workspace-sidebar:not(.is-drawer){display:none}.study-shell>.discussion-panel{top:var(--toolbar-height);border-left:1px solid var(--color-rule);box-shadow:-8px 0 24px #1414141a}.has-inset-title-bar .workspace-sidebar.is-drawer .workspace-sidebar-top{-webkit-app-region:drag}}@media (min-width:901px) and (max-width:1024px){.study-shell{--sidebar-width:72px}.study-shell.has-right{grid-template-columns:var(--sidebar-width) minmax(0, 1fr) min(var(--discussion-width), calc(100vw - var(--sidebar-width) - 548px))}.workspace-sidebar{align-items:center;gap:6px;padding:0 0 12px}.workspace-sidebar-top{flex-basis:52px;justify-content:center;padding:0}.workspace-sidebar-brand>strong,.workspace-sidebar-controls{display:none}.has-inset-title-bar .workspace-sidebar-top{padding-left:0}.workspace-search{width:40px;box-shadow:inset 0 0 0 1px var(--color-rule);color:var(--color-graphite);border:0;border-radius:8px;flex:0 0 34px;justify-content:center;margin:0;padding:0}.workspace-search>svg{flex-basis:15px;width:15px;height:15px}.workspace-search-label,.workspace-search>kbd{display:none}.workspace-search[aria-expanded=true]{box-shadow:inset 0 0 0 1.5px var(--color-ink)}.workspace-sidebar-scroll{flex-direction:column;align-self:stretch;align-items:center;gap:6px;margin:0;padding:0 0 6px;display:flex}.workspace-nav{align-items:center;gap:2px;padding-top:8px}.workspace-nav-item{border-radius:8px;justify-content:center;width:40px;height:36px;padding:0}.workspace-nav-item.is-active{box-shadow:inset 0 0 0 1px var(--color-rule)}.workspace-nav-icon,.workspace-nav-icon>svg{flex-basis:17px;width:17px;height:17px}.workspace-nav-label,.workspace-nav-count,.workspace-nav-shortcut,.workspace-reading-head>*{display:none}.workspace-reading{align-items:center;gap:6px;padding:0}.workspace-reading-head{background:var(--color-rule);width:32px;height:1px;padding:0}.workspace-tabs.is-sidebar{align-items:center;gap:8px;padding-top:6px}.workspace-tabs.is-sidebar .workspace-book{border-radius:8px;width:40px}.workspace-tabs.is-sidebar .workspace-book.is-active{box-shadow:inset 0 0 0 1px var(--color-rule)}.workspace-tabs.is-sidebar .workspace-book-main,.workspace-tabs.is-sidebar .workspace-book:is(:hover,:focus-within) .workspace-book-main{justify-content:center;height:40px;padding:0}.workspace-tabs.is-sidebar .workspace-book.is-active .workspace-book-main{height:44px}.workspace-tabs.is-sidebar .workspace-book-cover{flex:0 0 20px;height:28px}.workspace-tabs.is-sidebar .workspace-book.is-active .workspace-book-cover:after{width:5px;height:9px;left:7.5px}.workspace-tabs.is-sidebar .workspace-book-copy,.workspace-tabs.is-sidebar .workspace-book-close{display:none}.workspace-sidebar-footer{border-top:0;align-items:center;gap:6px;padding-top:0}.workspace-saved{padding:0;font-size:0}.workspace-saved>span{flex-basis:6px}}@media (max-width:1024px){.sidebar-resizer{display:none}}.search-palette{background:var(--color-paper);width:min(680px,100vw - 32px);max-width:none;max-height:calc(100dvh - 108px);color:var(--color-ink);font-family:var(--font-sans);border:0;border-radius:12px;margin:84px auto auto;padding:0;overflow:hidden;box-shadow:0 0 0 1px #14141414,0 28px 72px #1414143d,0 4px 12px #14141414}.search-palette[open]{flex-direction:column;display:flex}.search-palette::backdrop{background:#1414142e}:root[data-theme=dark] .search-palette{background:var(--color-raised);box-shadow:0 0 0 1px var(--color-rule), 0 28px 72px #00000080}:root[data-theme=dark] .search-palette::backdrop{background:#0006}.search-palette-query{border-bottom:1px solid var(--color-rule);color:var(--color-ink);flex:0 0 56px;align-items:center;gap:12px;padding:0 18px;display:flex}.search-palette-query>svg{flex-shrink:0}.search-palette-query input{min-width:0;height:100%;color:var(--color-ink);font:400 17px/22px var(--font-sans);caret-color:var(--color-ink);background:0 0;border:0;outline:0;flex:1 1 0;padding:0}.search-palette-query input::placeholder{color:var(--color-pencil);opacity:1}.search-palette-count{color:var(--color-tertiary);font:400 12px/16px var(--font-sans);white-space:nowrap;flex-shrink:0}.search-palette-esc{height:22px;box-shadow:inset 0 0 0 1px var(--color-ring);color:var(--color-graphite);font:400 11px/14px var(--font-mono);cursor:pointer;background:0 0;border:0;border-radius:4px;flex-shrink:0;padding:0 6px}.search-palette-filters{flex-wrap:wrap;flex-shrink:0;align-items:center;gap:6px;padding:10px 18px 6px;display:flex}.search-palette-chip{height:26px;box-shadow:inset 0 0 0 1px var(--color-rule);color:var(--color-graphite);font:400 12.5px/16px var(--font-sans);white-space:nowrap;cursor:pointer;background:0 0;border:0;border-radius:13px;align-items:center;gap:5px;padding:0 10px;display:inline-flex}.search-palette-chip>span{color:var(--color-tertiary);font:400 12px/16px var(--font-sans)}.search-palette-chip:hover{background:var(--color-desk)}:root[data-theme=dark] .search-palette-chip:not([aria-pressed=true]){box-shadow:inset 0 0 0 1px var(--color-ring)}.search-palette-chip[aria-pressed=true]{background:var(--color-ink);box-shadow:none;color:var(--color-paper);font-weight:500}.search-palette-chip[aria-pressed=true]>span{color:inherit;opacity:.7}.search-palette-results{overscroll-behavior:contain;flex-direction:column;flex:auto;min-height:0;padding:4px 8px 8px;display:flex;overflow-y:auto}.search-palette-section{flex-direction:column;display:flex}.search-palette-section+.search-palette-section{border-top:1px solid var(--color-rule);padding-top:4px}.search-palette-section-head{color:var(--color-tertiary);justify-content:space-between;align-items:center;padding:10px 10px 6px;display:flex}.search-palette-section-head>:first-child{font:600 11px/14px var(--font-sans);letter-spacing:.08em;text-transform:uppercase}.search-palette-section-head>:last-child:not(:first-child){font:400 12px/16px var(--font-sans)}.search-palette-row{cursor:pointer;border-radius:8px;align-items:center;gap:12px;padding:8px 10px;display:flex}.search-palette-row[aria-selected=true]{background:var(--color-desk)}:root[data-theme=dark] .search-palette-row[aria-selected=true]{background:var(--color-paper)}.search-palette-bar{border-radius:2px;flex:0 0 3px;height:34px}.search-palette-cover{background:var(--color-paper);height:22px;box-shadow:inset 0 0 0 1.3px var(--color-graphite);border-radius:2px;flex:0 0 16px;position:relative}.search-palette-cover.is-active{background:var(--color-ink);box-shadow:none}:root[data-theme=dark] .search-palette-cover.is-active{background:var(--color-ring)}.search-palette-cover.is-active:after{content:"";background:var(--color-highlighter);width:4px;height:8px;position:absolute;top:0;left:6px}.search-palette-row-copy{flex-direction:column;flex:1 1 0;gap:1px;min-width:0;display:flex}.search-palette-row.is-page .search-palette-row-copy{gap:2px}.search-palette-row-copy>*{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.search-palette-title{color:var(--color-ink);font:500 14px/19px var(--font-sans)}.search-palette-title.is-quote{font:italic 400 15px/19px var(--font-serif)}.search-palette-snippet{color:var(--color-graphite);font:400 13.5px/19px var(--font-pdf)}.search-palette-book{color:var(--color-ink);font:500 15.5px/20px var(--font-serif)}.search-palette-meta{color:var(--color-graphite);font:400 12.5px/17px var(--font-sans);align-items:center;gap:5px;display:flex}.search-palette-meta.is-quiet{color:var(--color-tertiary)}.search-palette-meta>svg{flex-shrink:0}.search-palette-row mark{background:var(--color-highlighter-soft);color:var(--color-ink);border-radius:2px;font-weight:600;display:inline-block}:root[data-theme=dark] .search-palette-row mark{background:#ffe94a47}.search-palette-row-open{color:var(--color-graphite);font:400 12px/16px var(--font-sans);flex-shrink:0;align-items:center;gap:6px;display:flex}.search-palette-row-open>kbd{background:var(--color-paper);min-width:20px;height:20px;box-shadow:inset 0 0 0 1px var(--color-ring);color:var(--color-ink);font:400 11px/14px var(--font-mono);border-radius:4px;place-items:center;padding:0 4px;display:grid}:root[data-theme=dark] .search-palette-row-open>kbd{background:var(--color-raised)}.search-palette-more{color:var(--color-ballpoint);font:500 12.5px/17px var(--font-sans);cursor:pointer;border-radius:8px;padding:6px 10px 4px 38px}.search-palette-more[aria-selected=true]{text-decoration:underline}.search-palette-empty{flex-direction:column;gap:6px;margin:-4px -8px -8px;padding:24px 18px 28px;display:flex}.search-palette-empty>p{max-width:460px;color:var(--color-graphite);font:400 13px/18px var(--font-sans);margin:0}.search-palette-empty>.search-palette-empty-title{color:var(--color-ink);font:500 17px/22px var(--font-serif)}.search-palette-footer{border-top:1px solid var(--color-rule);background:var(--color-desk);flex-shrink:0;align-items:center;gap:12px;padding:10px 18px;display:flex}.search-palette-status{min-width:0;color:var(--color-graphite);font:400 12px/16px var(--font-sans);flex:1 1 0;align-items:center;gap:7px;display:flex}.search-palette-status>span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.search-palette-spinner{color:var(--color-graphite);flex-shrink:0;animation:.9s linear infinite search-palette-spin}.search-palette-keys{color:var(--color-tertiary);font:400 12px/16px var(--font-sans);flex-shrink:0;align-items:center;gap:12px;display:flex}.search-palette-keys>span{align-items:center;gap:5px;display:flex}.search-palette-keys kbd{color:var(--color-graphite);font:400 11px/14px var(--font-mono)}.search-palette :is(button,[role=option]):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}.search-palette-spinner-track{stroke:var(--color-ring-soft)}:root[data-theme=dark] .search-palette-spinner-track{stroke:var(--color-rule)}@keyframes search-palette-spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion:reduce){.search-palette-spinner{animation:none}}@media (max-width:560px){.search-palette{max-height:calc(100dvh - 32px);margin-top:16px}.search-palette-keys{display:none}}.reader-tools{flex-shrink:0;align-items:center;gap:4px;display:flex}.reader-contents-toggle{border-radius:var(--radius-sm);height:28px;color:var(--color-ink);font:500 13px/18px var(--font-sans);white-space:nowrap;cursor:pointer;background:0 0;border:0;align-items:center;gap:6px;padding:0 8px;display:inline-flex}.reader-contents-toggle:hover:not(:disabled),.reader-contents-toggle.is-open{background:var(--color-desk-deep)}.reader-contents-count{background:var(--color-paper);min-width:16px;height:16px;box-shadow:inset 0 0 0 1px var(--color-rule);color:var(--color-graphite);font:600 11px/14px var(--font-sans);border-radius:8px;place-items:center;padding:0 5px;display:grid}.reader-mode-switch{background:var(--color-desk-deep);border-radius:7px;align-items:center;gap:2px;height:28px;padding:2px;display:flex}.reader-mode{height:24px;color:var(--color-graphite);font:500 13px/18px var(--font-sans);white-space:nowrap;cursor:pointer;background:0 0;border:0;border-radius:5px;align-items:center;gap:6px;padding:0 10px;display:inline-flex}.reader-mode:hover:not(:disabled):not([aria-pressed=true]){color:var(--color-ink)}.reader-mode[aria-pressed=true]{background:var(--color-raised);color:var(--color-ink);box-shadow:0 1px 2px #1414141f}.reader-toolbar-divider{background:var(--color-rule);flex:0 0 1px;height:20px}.reader-page-control{flex-shrink:0;align-items:center;gap:8px;display:flex}.reader-page-step{border-radius:var(--radius-sm);width:24px;height:28px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;place-items:center;margin:0 -4px;padding:0;display:grid}.reader-page-step:hover:not(:disabled){background:var(--color-desk-deep);color:var(--color-ink)}.reader-page-number,.reader-zoom-level{border-radius:var(--radius-sm);height:28px;font:400 12px/16px var(--font-mono);white-space:nowrap;cursor:pointer;background:0 0;border:0;padding:0 6px}.reader-page-number{color:var(--color-ink);margin:0 -6px}.reader-zoom-level{color:var(--color-graphite);margin:0 -6px 0 2px}.reader-page-number:hover:not(:disabled),.reader-page-number[data-state=open],.reader-zoom-level:hover:not(:disabled),.reader-zoom-level[data-state=open]{background:var(--color-desk-deep)}.workspace-toolbar :is(.reader-contents-toggle,.reader-mode,.reader-page-step,.reader-page-number,.reader-zoom-level):disabled{opacity:.4;cursor:default}.compact-menu.reader-zoom-menu{min-width:200px}.reader-go-to-page{z-index:90;border-radius:var(--radius-md);background:var(--color-paper);width:260px;color:var(--color-ink);font-family:var(--font-sans);flex-direction:column;gap:12px;padding:14px;display:flex;box-shadow:0 0 0 1px #14141412,0 12px 32px #14141424,0 2px 6px #1414140f}:root[data-theme=dark] .reader-go-to-page{background:var(--color-raised);box-shadow:0 0 0 1px var(--color-rule), 0 12px 32px #0006}.reader-go-to-page-field{align-items:center;gap:8px;margin:0;display:flex}.reader-go-to-page-field label{font:600 13px/18px var(--font-sans)}.reader-go-to-page-field input{border-radius:var(--radius-sm);background:var(--color-raised);width:64px;height:30px;box-shadow:inset 0 0 0 1px var(--color-rule);color:var(--color-ink);font:400 13px/18px var(--font-mono);border:0;outline:0;padding:0 10px}.reader-go-to-page-field input:focus{box-shadow:inset 0 0 0 1.5px var(--color-ballpoint), 0 0 0 3px #2447d629}.reader-go-to-page-field span{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.reader-go-to-page-targets{border-top:1px solid var(--color-rule);flex-direction:column;gap:2px;padding-top:12px;display:flex}.reader-go-to-page-targets button{border-radius:var(--radius-sm);height:28px;color:var(--color-ink);font:400 13px/18px var(--font-sans);text-align:left;cursor:pointer;background:0 0;border:0;justify-content:space-between;align-items:center;gap:12px;margin:0 -6px;padding:0 6px;display:flex}.reader-go-to-page-targets button:hover{background:var(--color-desk)}.reader-go-to-page-targets button>span{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.reader-go-to-page-targets small{color:var(--color-tertiary);font:400 11px/14px var(--font-mono);flex-shrink:0}.reader-go-to-page :is(button,input):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}.workspace-toolbar :is(.reader-contents-toggle,.reader-mode,.reader-page-step,.reader-page-number,.reader-zoom-level):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}@media (max-width:1024px){.reader-tool-label,.reader-contents-count{display:none}}.reader-workspace-view{background:var(--color-desk-deep)}.reader-scroll{background:var(--color-desk-deep);padding:28px 24px 48px}@media (min-width:901px) and (max-width:1024px){.reader-scroll{padding-inline:10px}}.pdf-document{gap:16px}.pdf-page-wrap{contain:layout paint style;background:#fff;flex:none;scroll-margin-top:28px;line-height:0;position:relative;box-shadow:0 1px 2px #14141414,0 8px 24px #1414140f}.contents-scrim{z-index:6;cursor:default;background:#f4f4f29e;border:0;padding:0;position:absolute;inset:0}:root[data-theme=dark] .contents-scrim{background:#1a1a1c9e}.contents-panel{z-index:7;background:var(--color-paper);width:min(320px,100% - 24px);box-shadow:1px 0 0 var(--color-rule), 12px 0 32px #14141414;color:var(--color-ink);font-family:var(--font-sans);flex-direction:column;display:flex;position:absolute;top:0;bottom:0;left:0}.contents-panel-header{flex-shrink:0;justify-content:space-between;align-items:flex-start;padding:18px 16px 14px 20px;display:flex}.contents-panel-header h2{color:var(--color-ink);font:600 15px/20px var(--font-sans);margin:0}.contents-panel-header p{color:var(--color-tertiary);font:400 12px/16px var(--font-sans);overflow-wrap:anywhere;margin:2px 0 0}.contents-panel-header>div{min-width:0}.contents-close{border-radius:var(--radius-sm);width:28px;height:28px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;flex:0 0 28px;place-items:center;padding:0;display:grid}.contents-close:hover{background:var(--color-desk);color:var(--color-ink)}.contents-list{flex:auto;min-height:0;padding:4px 8px;overflow-y:auto}.outline-tree{flex-direction:column;gap:1px;margin:0;padding:0;list-style:none;display:flex}.outline-tree .outline-tree{margin-top:1px}.outline-tree button{border-radius:var(--radius-sm);width:100%;height:32px;color:var(--color-ink);font:400 13px/18px var(--font-sans);text-align:left;cursor:pointer;background:0 0;border:0;align-items:center;gap:8px;padding-right:10px;display:flex}.outline-tree button>span{text-overflow:ellipsis;white-space:nowrap;flex:1 1 0;min-width:0;overflow:hidden}.outline-tree button>small{color:var(--color-tertiary);font:400 11px/16px var(--font-mono);text-align:right;flex:0 0 22px}.outline-tree button.is-nested{color:var(--color-graphite)}.outline-tree button:hover{background:var(--color-desk)}.outline-tree button.is-active{background:var(--color-desk);box-shadow:inset 2px 0 0 var(--color-ink);color:var(--color-ink);font-weight:600}.outline-tree button.is-active>small{color:var(--color-ink);font-weight:500}.outline-tree button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}.contents-close:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}.outline-group{color:var(--color-tertiary);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase;padding-top:14px;padding-bottom:6px;padding-right:12px}.contents-footer{border-top:1px solid var(--color-rule);color:var(--color-tertiary);font:400 12px/17px var(--font-sans);flex-shrink:0;padding:14px 20px 18px}.contents-skeleton{flex-direction:column;gap:14px;padding:10px 20px;display:flex}.contents-skeleton>span{justify-content:space-between;align-items:center;display:flex}.contents-skeleton>span.is-nested{padding-left:18px}.contents-skeleton i{background:var(--color-desk-deep);border-radius:5px;height:10px}.contents-skeleton i:last-child{border-radius:3px;width:12px}.contents-skeleton>span.is-nested i{background:var(--color-desk)}.contents-empty{flex-direction:column;flex:auto;justify-content:center;align-items:flex-start;gap:10px;padding:0 28px 48px;display:flex}.contents-empty-page{stroke:var(--color-pencil)}.contents-empty-lines{stroke:var(--color-ring)}:root[data-theme=dark] .contents-empty-lines{stroke:var(--color-rule)}.contents-empty h3{color:var(--color-ink);font:400 19px/25px var(--font-serif);margin:0}.contents-empty p{color:var(--color-graphite);font:400 13px/19px var(--font-sans);margin:0}.contents-empty .contents-empty-hint{color:var(--color-tertiary)}:is(.selection-menu,.figure-selection-menu,.chat-quote-menu){z-index:100;background:var(--color-float);max-width:calc(100vw - 24px);height:40px;color:var(--color-float-text);font-family:var(--font-sans);border-radius:9px;align-items:center;gap:2px;padding:0 4px;display:flex;position:fixed;box-shadow:0 8px 24px #14141438,0 1px 3px #14141433}.selection-menu{padding-left:12px}.chat-quote-menu{z-index:90}.selection-colors{align-items:center;gap:7px;padding-right:10px;display:flex}.selection-colors button{cursor:pointer;border:0;border-radius:50%;width:16px;height:16px;padding:0}.selection-colors .color-yellow{background:var(--color-highlighter);box-shadow:0 0 0 2px var(--color-float), 0 0 0 3.5px var(--color-float-swatch-ring)}.selection-colors .color-pink{background:var(--color-hl-pink)}.selection-colors .color-green{background:var(--color-hl-green)}.selection-colors .color-blue{background:var(--color-hl-blue)}:is(.selection-colors button:hover,.selection-colors button:focus-visible){box-shadow:0 0 0 2px var(--color-float), 0 0 0 3.5px var(--color-float-swatch-ring);outline:0}.selection-menu>.selection-divider{background:var(--color-float-divider);flex:0 0 1px;height:20px}:is(.selection-menu,.figure-selection-menu,.chat-quote-menu) :is(.selection-ask,.selection-action){height:32px;color:var(--color-float-text-2);font:500 13px/18px var(--font-sans);white-space:nowrap;cursor:pointer;background:0 0;border:0;border-radius:6px;align-items:center;gap:6px;padding:0 10px;display:inline-flex}:is(.selection-menu,.figure-selection-menu) .selection-ask{background:var(--color-float-raised);color:var(--color-float-text);gap:8px;font-weight:600}.selection-ask kbd{color:var(--color-float-muted);font:400 11px/14px var(--font-mono)}:is(.selection-menu,.figure-selection-menu,.chat-quote-menu) :is(.selection-ask,.selection-action):hover:not(:disabled){background:var(--color-float-hover);color:var(--color-float-text)}:is(.selection-menu,.figure-selection-menu,.chat-quote-menu) .selection-cancel{width:32px;color:var(--color-float-muted);justify-content:center;padding:0}:is(.selection-menu,.figure-selection-menu,.chat-quote-menu) button:disabled{opacity:.45;cursor:wait}:is(.selection-menu,.figure-selection-menu,.chat-quote-menu) button:focus-visible{outline:2px solid var(--color-float-focus);outline-offset:-2px}:root[data-theme=dark] :is(.selection-menu,.figure-selection-menu,.chat-quote-menu){box-shadow:0 0 0 1px var(--color-ring), 0 8px 24px #00000073}.highlight-layer{mix-blend-mode:multiply}.page-highlight{border-radius:2px;position:absolute}.page-highlight--yellow{background:var(--color-highlighter)}.page-highlight--pink{background:var(--color-hl-pink)}.page-highlight--green{background:var(--color-hl-green)}.page-highlight--blue{background:var(--color-hl-blue)}.page-highlight.is-menu-target{box-shadow:0 0 0 1.5px #14141480}.page-highlight.is-hovered{box-shadow:0 0 0 1.5px #14141459}.pdf-page-wrap[data-hover-highlight],.pdf-page-wrap[data-hover-highlight] .textLayer span{cursor:pointer}.page-figure-highlight{border:1.5px dashed var(--color-figure-edge);background:#ffb3d629;border-radius:4px;position:absolute}.figure-selection-marquee,.page-figure-highlight.is-active{border:1.5px solid var(--color-ballpoint);background:#2447d60d;border-radius:2px;position:absolute}:is(.figure-selection-marquee,.page-figure-highlight.is-active)>i{border:1.5px solid var(--color-ballpoint);background:var(--color-page);width:7px;height:7px;position:absolute}:is(.figure-selection-marquee,.page-figure-highlight.is-active)>i:first-child{top:-4px;left:-4px}:is(.figure-selection-marquee,.page-figure-highlight.is-active)>i:nth-child(2){top:-4px;right:-4px}:is(.figure-selection-marquee,.page-figure-highlight.is-active)>i:nth-child(3){bottom:-4px;left:-4px}:is(.figure-selection-marquee,.page-figure-highlight.is-active)>i:nth-child(4){bottom:-4px;right:-4px}.reader-problem{text-align:center;color:var(--color-ink);font-family:var(--font-sans);flex-direction:column;align-items:center;display:flex}.reader-problem.is-missing{justify-content:center;gap:18px;padding:24px;position:absolute;inset:0}.reader-problem.is-missing>*{max-width:420px}.reader-missing-page{border:1.5px dashed var(--color-quote-bar);background:#ffffff80;border-radius:4px;flex-direction:column;gap:6px;width:104px;height:136px;padding:22px 16px;display:flex}.reader-missing-page>i{background:var(--color-rule);border-radius:2px;height:3px}.reader-missing-page>i:first-child{background:var(--color-ring-soft);width:50px;height:4px}.reader-missing-page>i:nth-child(4){width:70%}.reader-missing-page>i:nth-child(5){background:#ffe94a8c;height:8px}.reader-missing-page>i:nth-child(6){width:80%}:root[data-theme=dark] .reader-missing-page{background:#ffffff08}:root[data-theme=dark] .reader-missing-page>i{background:var(--color-rule)}.reader-problem-copy{flex-direction:column;gap:8px;display:flex}.reader-problem.is-missing h2{font:600 26px/32px var(--font-serif);margin:0}.reader-problem.is-missing .reader-problem-copy p{color:var(--color-graphite);font:400 14px/21px var(--font-sans);margin:0}.reader-problem-actions{align-items:center;gap:10px;display:flex}.reader-problem .compact-button[data-variant=secondary]{border-color:var(--color-ring);background:0 0}.reader-problem-hint{color:var(--color-tertiary);font:400 12px/17px var(--font-sans);margin:0}.reader-problem.is-damaged{justify-content:center;gap:14px;width:min(460px,100%);min-height:calc(100dvh - 200px);padding:24px;line-height:normal}.reader-damaged-page{background:var(--color-paper);width:56px;height:72px;color:var(--color-pencil);border-radius:3px;place-items:center;display:grid;box-shadow:0 1px 3px #1414141a}.reader-problem.is-damaged h2{font:600 20px/26px var(--font-serif);margin:0}.reader-problem.is-damaged p{color:var(--color-graphite);font:400 13px/19px var(--font-sans);margin:0}.reader-problem.is-damaged .reader-problem-actions{gap:8px}.reader-problem-primary,.reader-problem-secondary{border-radius:var(--radius-sm);height:32px;font:600 13px/18px var(--font-sans);cursor:pointer;border:0;padding:0 14px}.reader-problem-primary{background:var(--color-ink);color:var(--color-paper)}.reader-problem-secondary{background:var(--color-paper);box-shadow:inset 0 0 0 1px var(--color-ring);color:var(--color-ink);padding:0 12px;font-weight:500}:root[data-theme=dark] .reader-problem-secondary{background:var(--color-raised)}.reader-problem :is(button):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.desktop-file-notice{z-index:30;border-radius:var(--radius-md);background:var(--color-paper);width:min(368px,100% - 32px);color:var(--color-ink);font-family:var(--font-sans);align-items:flex-start;gap:12px;padding:12px 14px;display:flex;position:absolute;top:16px;left:50%;transform:translate(-50%);box-shadow:0 0 0 1px #14141412,0 10px 28px #1414141f}:root[data-theme=dark] .desktop-file-notice{background:var(--color-raised);box-shadow:0 0 0 1px var(--color-rule), 0 10px 28px #0006}.desktop-file-notice>svg{color:var(--color-redpen);flex-shrink:0;margin-top:1px}.desktop-file-notice-body{flex-direction:column;flex:1 1 0;gap:10px;min-width:0;display:flex}.desktop-file-notice p{flex-direction:column;gap:2px;margin:0;display:flex}.desktop-file-notice strong{color:var(--color-ink);font:600 13px/18px var(--font-sans)}.desktop-file-notice p>span{color:var(--color-graphite);font:400 13px/19px var(--font-sans)}.desktop-file-notice-actions{gap:8px;display:flex}.desktop-file-notice .compact-button.desktop-file-retry{--compact-pad:12px;border-color:var(--color-ring);background:0 0}.desktop-file-notice .compact-button.desktop-file-skip{--compact-pad:10px;color:var(--color-graphite)}:root[data-theme=dark] .reader-mode[aria-pressed=true]{background:var(--color-raised)}:root[data-theme=dark] .pdf-page-wrap{box-shadow:none}.reader-workspace-view[data-pdf-appearance=dim] .react-pdf__Page:after{content:"";z-index:2;background:var(--color-page-dim);mix-blend-mode:multiply;pointer-events:none;position:absolute;inset:0}.reader-workspace-view[data-pdf-appearance=dim] :is(.pdf-page-wrap,.page-virtual-placeholder){background:var(--color-page-dim)}.pdf-loading{background:var(--color-paper);width:600px;max-width:100%;height:776px;max-height:calc(100dvh - 140px);color:var(--color-tertiary);font:400 13px/18px var(--font-sans);justify-content:center;align-items:center;gap:10px;margin:0 auto;display:flex;box-shadow:0 1px 2px #14141414,0 8px 24px #1414140f}.pdf-loading .loading-mark{place-items:center;width:22px;height:22px;animation:1.4s infinite breathe;display:grid}@media (prefers-reduced-motion:reduce){.pdf-loading .loading-mark{animation:none}}@keyframes breathe{50%{opacity:.8;transform:scale(.92)}}.react-pdf__Page__annotations .textAnnotation>img{visibility:hidden}.discussion-panel{border-left:1px solid var(--color-rule);background:var(--color-paper);color:var(--color-ink);font-family:var(--font-sans)}.discussion-header{border-bottom:1px solid var(--color-rule);flex:none;justify-content:space-between;align-items:center;gap:12px;height:48px;padding:0 20px;display:flex}.discussion-header h2{min-width:0;color:var(--color-ink);font:600 14px/20px var(--font-sans);white-space:nowrap;align-items:baseline;gap:8px;margin:0;display:flex}.discussion-header h2>span{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.discussion-header-actions{flex:none;align-items:center;gap:4px;display:flex}.discussion-new{border-radius:var(--radius-sm);height:26px;color:var(--color-ink);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;flex:none;align-items:center;gap:6px;padding:0 8px;display:inline-flex}.discussion-new:hover{background:var(--color-desk-deep)}.discussion-new:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}.discussion-all-pages{border-radius:var(--radius-sm);height:26px;color:var(--color-graphite);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;flex:none;align-items:center;gap:4px;padding:0 8px;display:inline-flex}.discussion-all-pages:hover{background:var(--color-desk);color:var(--color-ink)}.discussion-all-pages[data-state=open]{background:var(--color-desk-deep);color:var(--color-graphite);padding:0 6px 0 8px}.discussion-all-pages:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}.note-bar{background:var(--color-highlighter);border-radius:2px;flex:none;align-self:stretch;width:3px}.note-bar--pink{background:var(--color-hl-pink)}.note-bar--green{background:var(--color-hl-green)}.note-bar--blue{background:var(--color-hl-blue)}.note-bar--figure{background:var(--color-hl-pink)}.note-bar--quote{background:var(--color-quote-bar)}.discussion-thread-view{flex-direction:column;flex:1;min-height:0;display:flex}.thread-body{flex:1;min-height:0;padding:0 20px;overflow-y:auto}.discussion-thread{flex-direction:column;gap:14px;padding:18px 0 16px;display:flex}.discussion-thread.is-new{gap:18px}.discussion-thread.is-figure:not(.is-new){gap:16px}.thread-anchor{width:100%;color:inherit;text-align:left;cursor:pointer;background:0 0;border:0;gap:12px;padding:0;display:flex}.thread-anchor blockquote{min-width:0;color:var(--color-graphite);font:italic 400 14px/21px var(--font-serif);-webkit-line-clamp:5;-webkit-box-orient:vertical;margin:0;display:-webkit-box;overflow:hidden}.thread-anchor:hover blockquote{color:var(--color-ink)}.thread-anchor:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:3px;border-radius:2px}.thread-anchor.is-figure{align-items:center}.thread-anchor-figure{border:1px solid var(--color-rule);background:var(--color-page);border-radius:4px;flex:none;place-items:center;width:132px;height:62px;padding:0 10px;display:grid;overflow:hidden}.thread-anchor-figure img{object-fit:contain;width:100%;height:100%;display:block}.thread-anchor-caption{flex-direction:column;gap:2px;display:flex}.thread-anchor-caption strong{color:var(--color-ink);font:600 13px/18px var(--font-sans)}.thread-anchor small{color:var(--color-graphite);font:400 12px/16px var(--font-sans)}.thread-anchor.is-figure.is-new{flex-direction:column;align-items:stretch;gap:8px}.thread-anchor.is-figure.is-new .thread-anchor-figure{border-radius:var(--radius-sm);background:var(--color-figure);width:auto;height:92px;box-shadow:inset 0 0 0 1px var(--color-figure-ring);border:0;padding:8px 14px}.empty-thread{flex-direction:column;gap:18px;display:flex}.empty-thread-copy{flex-direction:column;gap:6px;padding-top:6px;display:flex}.discussion-thread.is-figure .empty-thread-copy{padding-top:4px}.empty-thread h3{color:var(--color-ink);font:500 19px/25px var(--font-serif);margin:0}.empty-thread p{color:var(--color-graphite);font:400 13px/19px var(--font-sans);margin:0}.prompt-chips{flex-wrap:wrap;gap:8px;display:flex}.prompt-chips button{background:var(--color-paper);height:30px;box-shadow:inset 0 0 0 1px var(--color-ring-soft);color:var(--color-ink);font:400 13px/18px var(--font-sans);white-space:nowrap;cursor:pointer;border:0;border-radius:15px;align-items:center;padding:0 12px;display:inline-flex}.prompt-chips button:hover{background:var(--color-desk)}.prompt-chips button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}.thread-surface .message-list{flex-direction:column;gap:14px;padding:0;display:flex}.thread-surface .message{width:100%;min-width:0;display:block}.thread-surface .message>div{flex-direction:column;min-width:0;display:flex}.thread-surface .message--user>div{background:var(--color-desk);border-radius:14px 14px 4px;gap:4px;width:fit-content;max-width:88%;margin-left:auto;padding:10px 14px;position:relative}.thread-surface .message--user>div:has(>.message-edit){background:0 0;width:100%;max-width:none;padding:0}.message-label{color:var(--color-tertiary);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase}.thread-surface .message--user .message-label{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.thread-surface .message--user .markdown-content{color:var(--color-ink);font:500 15px/22px var(--font-sans)}.thread-surface .message--user .markdown-content p{margin:0 0 6px}.thread-surface .message--user .markdown-content>:last-child{margin-bottom:0}.thread-surface .message--assistant>div{gap:0}.thread-surface .message--assistant .markdown-content:where(:not(.answer-context *)){color:var(--color-ink);font:400 15px/23px var(--font-serif)}.thread-surface .message--assistant .markdown-content:where(:not(.answer-context *))>p:first-child:not(:only-child){font:500 17px/24px var(--font-serif)}.thread-surface .message--assistant .markdown-content:where(:not(.answer-context *)) :is(p,ul,ol,pre,blockquote,table,.katex-display){margin:0 0 10px}.thread-surface .message--assistant .markdown-content:where(:not(.answer-context *))>:last-child{margin-bottom:0}.thread-surface .message--assistant .markdown-content:where(:not(.answer-context *)) pre code{font-size:15px;line-height:20px}.thread-surface .message--assistant .markdown-content:where(:not(.answer-context *)) :is(h1,h2,h3,h4){color:var(--color-ink);font:600 16px/22px var(--font-serif);margin:4px 0 8px}.thread-surface .message--assistant .markdown-content:where(:not(.answer-context *)) li{margin:4px 0}.thread-surface .message.is-source-target>div{border-radius:var(--radius-sm);box-shadow:0 0 0 6px var(--color-paper), 0 0 0 7px var(--color-ballpoint)}.thread-surface .book-citation-chip{background:var(--color-ballpoint-soft);height:22px;color:var(--color-ballpoint);font:500 12px/16px var(--font-sans);vertical-align:1px;border:0;border-radius:4px;margin:0 2px;padding:0 7px}.thread-surface .book-citation-chip:hover{background:var(--color-ballpoint-soft-hover)}.message-source-card{background:var(--color-desk);width:100%;min-width:0;color:var(--color-ink);text-align:left;cursor:pointer;border:0;border-radius:7px;align-items:start;gap:10px;margin:2px 0;padding:8px 10px;display:flex}.message-source-card:hover{background:var(--color-desk-deep)}.message-source-card>span:last-child{flex-direction:column;gap:2px;min-width:0;display:flex}.message-source-card small{color:var(--color-graphite);font:400 11px/14px var(--font-sans)}.message-source-card strong{color:var(--color-ink);font:italic 400 13px/18px var(--font-serif);-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.message-source-card.is-figure strong{font-style:normal;font-family:var(--font-sans);font-weight:500}.message-source-preview{background:var(--color-figure);width:40px;height:32px;box-shadow:inset 0 0 0 1px var(--color-figure-ring);border-radius:4px;flex:none;overflow:hidden}.message-source-preview img{object-fit:contain;width:100%;height:100%;display:block}.thread-surface .message-images{flex-wrap:wrap;gap:8px;margin:2px 0 4px;display:flex}.thread-surface .message-images img{object-fit:cover;border-radius:var(--radius-sm);width:112px;height:84px;box-shadow:inset 0 0 0 1px var(--color-rule);background:var(--color-desk);display:block}.thread-surface .message-quoted-text{border-left:3px solid var(--color-quote-bar);background:var(--color-desk);color:var(--color-ink);font:400 13px/18px var(--font-serif);border-radius:0 7px 7px 0;margin:2px 0 4px;padding:8px 10px}.thread-surface .message-quoted-text cite{color:var(--color-tertiary);font:normal 500 12px/16px var(--font-sans);margin-top:4px;display:block}.answer-note{border-radius:var(--radius-md);background:var(--color-desk);flex-direction:column;gap:10px;padding:16px;display:flex}.answer-note>strong{color:var(--color-ink);font:600 17px/22px var(--font-serif);align-items:center;gap:10px;display:flex}.answer-note>strong svg{color:var(--color-graphite);flex:none}.thread-surface .message--assistant .answer-note .markdown-content{color:var(--color-graphite);font:400 13px/19px var(--font-sans)}.thread-surface .message--assistant .answer-note .markdown-content>p:first-child{font:inherit}.answer-note-actions{justify-content:space-between;align-items:center;padding-top:2px;display:flex}.answer-note-actions button{background:var(--color-paper);height:30px;box-shadow:inset 0 0 0 1px var(--color-ring);color:var(--color-ink);font:500 13px/18px var(--font-sans);cursor:pointer;border:0;border-radius:6px;align-items:center;padding:0 12px;display:inline-flex}.answer-note-actions button:hover:not(:disabled){background:var(--color-desk-deep)}.answer-note-actions button:disabled{opacity:.45;cursor:default}.answer-note-actions button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.answer-note-error{color:var(--color-redpen);font:400 12px/16px var(--font-sans);margin:0}.ai-allowance-note>strong>span{min-width:0}.ai-allowance-note>p{color:var(--color-graphite);font:400 13px/19px var(--font-sans);margin:0}.ai-allowance-actions{flex-wrap:wrap;gap:12px}.ai-allowance-actions>button{position:relative}.ai-allowance-actions>button:after{content:"";min-height:40px;position:absolute;inset:-5px 0}.ai-allowance-actions>.ai-allowance-keep{box-shadow:none;color:var(--color-graphite);font:500 12px/16px var(--font-sans);background:0 0;margin-left:auto;padding:0}.ai-allowance-warning{border-top:1px solid var(--color-rule);color:var(--color-graphite);font:400 12.5px/18px var(--font-sans);overflow-wrap:anywhere;align-items:start;gap:8px;margin-top:10px;padding-top:10px;display:flex}.ai-allowance-warning>svg{color:var(--color-tertiary);flex:none}.composer-allowance-dot{background:#d9a400;border-radius:50%;flex:none;width:6px;height:6px}.is-allowance-paused :is(.composer-model-picker,.composer-model-label){font:400 12.5px/16px var(--font-sans);align-items:center;gap:5px;display:inline-flex}.is-allowance-paused .composer-send:disabled{background:var(--color-desk-deep);color:var(--color-pencil)}.worksheet-chat .is-allowance-paused :is(.worksheet-model-trigger[data-compact-ui],.worksheet-model-label){font:400 12.5px/16px var(--font-sans);align-items:center;gap:5px;display:inline-flex}.worksheet-chat .is-allowance-paused .worksheet-send:disabled{background:var(--color-desk-deep);color:var(--color-pencil)}.thread-surface .thinking{height:auto;color:var(--color-graphite);font:400 12px/16px var(--font-sans);align-items:center;gap:8px;margin:0;display:flex}.thread-surface .thinking>span:first-child{gap:3px;display:flex}.thread-surface .thinking i{background:var(--color-ink);border-radius:50%;width:5px;height:5px;animation:1.2s ease-in-out infinite discussion-dot}.thread-surface .thinking i:nth-child(2){background:var(--color-thinking-2);animation-delay:.15s}.thread-surface .thinking i:nth-child(3){background:var(--color-sketch-2);animation-delay:.3s}.thread-surface .book-reading-activity{color:var(--color-graphite);font:inherit}.thread-surface .message--assistant.is-live .markdown-content>p:last-child:after{content:"▍";color:var(--color-ink);margin-left:2px;animation:1s steps(2,start) infinite discussion-caret}@keyframes discussion-caret{to{visibility:hidden}}@keyframes discussion-dot{50%{opacity:.35}}@media (prefers-reduced-motion:reduce){.thread-surface .thinking i,.thread-surface .message--assistant.is-live .markdown-content>p:last-child:after{animation:none}}.thread-surface .message--user>div:has(>.message-edit)>.message-label{display:none}.thread-surface .message-list>.message:has(.message-edit)~.message{opacity:.32}.thread-surface .message--user .message-edit-trigger{width:24px;height:24px;color:var(--color-pencil);border-radius:5px;inset:8px auto auto -30px}.thread-surface .message--user:has(.message-edit-trigger){padding-bottom:0}.also-on-page{padding:10px 0 16px}.also-on-page h3{color:var(--color-tertiary);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase;margin:0;padding-bottom:6px}.also-on-page ul,.page-notes{margin:0;padding:0;list-style:none}.also-on-page li{border-top:1px solid var(--color-rule)}.discussion-thread:not(.is-new)+.also-on-page{padding-top:2px}.discussion-thread:not(.is-new)+.also-on-page h3{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.discussion-thread:not(.is-new)+.also-on-page button{padding:12px 0}.also-on-page button,.page-notes button{width:100%;color:inherit;text-align:left;cursor:pointer;background:0 0;border:0;gap:12px;padding:10px 0;display:flex}.page-note-copy{flex-direction:column;flex:1;gap:3px;min-width:0;display:flex}.page-note-copy strong{color:var(--color-ink);font:500 14px/20px var(--font-sans)}.page-note-copy small{color:var(--color-graphite);font:400 12px/16px var(--font-sans)}:is(.also-on-page,.page-notes) button:hover strong{color:var(--color-ballpoint)}:is(.also-on-page,.page-notes) button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px;border-radius:4px}.discussion-page-view{flex:1;min-height:0;padding:4px 20px 0;overflow-y:auto}.page-notes li+li{border-top:1px solid var(--color-rule)}.page-notes button{padding:16px 0}.page-notes .page-note-copy{gap:6px}.page-note-answer{color:var(--color-graphite);font:400 14px/21px var(--font-serif);-webkit-line-clamp:3;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.page-notes .page-note-copy small{color:var(--color-tertiary)}.page-notes-empty{flex-direction:column;flex:1;justify-content:center;align-items:flex-start;gap:14px;min-height:0;padding:0 36px 60px;display:flex}.page-notes-empty>span{border-radius:var(--radius-md);background:var(--color-desk);width:44px;height:44px;color:var(--color-ink);place-items:center;display:grid}.page-notes-empty>div{flex-direction:column;gap:6px;display:flex}.page-notes-empty-line{color:var(--color-graphite)}.page-notes-empty h3{color:var(--color-ink);font:600 15px/20px var(--font-sans);margin:0}.page-notes-empty p{color:var(--color-graphite);font:400 13px/19px var(--font-sans);margin:0}.page-notes-empty>.page-notes-empty-model{color:var(--color-tertiary);font:400 12px/16px var(--font-sans);align-items:center;gap:6px;padding-top:2px;display:flex}.page-notes-empty-model:before{content:"";background:var(--color-redpen);border-radius:50%;flex:none;width:6px;height:6px}.page-notes-empty-model.is-ok:before{background:var(--color-ok)}.chat-composer{background:var(--color-paper);box-shadow:none;border:0;border-radius:0;flex-direction:column;flex:none;gap:8px;margin:0;padding:12px 16px 16px;display:flex;position:relative}.composer-box{border:1px solid var(--color-ring-soft);border-radius:var(--radius-md);background:var(--color-raised);flex-direction:column;gap:10px;padding:12px 12px 10px 14px;transition:border-color .12s,box-shadow .12s;display:flex;position:relative;box-shadow:0 1px 2px #1414140a}.composer-box:focus-within{border-color:var(--color-ballpoint);box-shadow:inset 0 0 0 .5px var(--color-ballpoint), 0 0 0 3px #2447d61f}.composer-box.has-context{padding:8px 8px 10px}.composer-box.has-context>:is(textarea,.composer-preview){padding:0 6px}.composer-box.has-context>.composer-footer{padding:0 4px 0 6px}.composer-box.has-images:not(.has-context){padding:10px 12px}.composer-box.is-preview{border-color:var(--color-ring-soft);background:var(--color-desk);box-shadow:none}.chat-composer textarea{resize:none;field-sizing:content;width:100%;min-height:20px;max-height:180px;color:var(--color-ink);font:400 14px/20px var(--font-sans);background:0 0;border:0;outline:0;margin:0;padding:0;overflow-y:auto}.chat-composer textarea::placeholder{color:var(--color-pencil);opacity:1}.composer-preview{min-height:22px;max-height:200px;overflow:auto}.composer-preview .markdown-content{color:var(--color-ink);font:400 14px/22px var(--font-sans)}.composer-preview>span{color:var(--color-tertiary);font:400 14px/20px var(--font-sans)}.composer-footer{border:0;align-items:center;gap:10px;padding:0;display:flex}.composer-footer-spacer{flex:1}.composer-image-button{width:24px;height:24px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;border-radius:5px;flex:none;place-items:center;margin:-4px;padding:0;display:grid}.composer-image-button:hover:not(:disabled){background:var(--color-desk);color:var(--color-ink)}.composer-image-button:disabled{opacity:.4;cursor:default}.composer-model-picker{min-width:0;height:24px;color:var(--color-graphite);font:500 12px/16px var(--font-sans);cursor:pointer;background:0 0;border:0;border-radius:5px;align-items:center;gap:3px;margin:-4px -6px;padding:0 6px;display:inline-flex}.composer-model-picker>span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.composer-model-picker:hover:not(:disabled){background:var(--color-desk);color:var(--color-ink)}.composer-model-picker[data-state=open]{background:var(--color-desk-deep);height:22px;color:var(--color-ink);margin:-3px -6px}.composer-model-picker[data-state=open] svg{transform:rotate(180deg)}.composer-model-picker:disabled{opacity:.45;cursor:default}:is(.composer-image-button,.composer-model-picker,.composer-send,.composer-stop,.composer-tabs button):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.composer-context-ready{color:var(--color-tertiary);font:400 11px/14px var(--font-sans);white-space:nowrap}.composer-tabs{border-radius:var(--radius-sm);background:var(--color-desk);flex:none;align-items:center;gap:2px;height:24px;padding:2px;display:flex}.composer-box.is-preview .composer-tabs{background:var(--color-desk-deep)}.composer-tabs button{height:20px;color:var(--color-graphite);font:500 11px/14px var(--font-sans);cursor:pointer;background:0 0;border:0;border-radius:4px;padding:0 7px}.composer-tabs button.is-active{background:var(--color-raised);color:var(--color-ink);font-weight:600;box-shadow:0 1px 2px #1414141a}.composer-send{background:var(--color-ink);width:28px;height:28px;color:var(--color-paper);cursor:pointer;border:0;border-radius:7px;flex:none;place-items:center;padding:0;display:grid}.composer-send:disabled{background:var(--color-disabled);cursor:default}.composer-stop{height:28px;box-shadow:inset 0 0 0 1.5px var(--color-ink);color:var(--color-ink);font:600 12px/16px var(--font-sans);cursor:pointer;background:0 0;border:0;border-radius:7px;flex:none;align-items:center;gap:6px;padding:0 10px 0 9px;display:inline-flex}.composer-stop>span{background:currentColor;border-radius:2px;width:9px;height:9px}.composer-stop:hover{background:var(--color-desk)}.composer-hint{color:var(--color-tertiary);font:400 11px/14px var(--font-sans);margin:0;padding:0 4px}.composer-chip{background:var(--color-desk);min-height:0;color:var(--color-ink);border:0;border-radius:7px;align-items:start;gap:10px;margin:0;padding:8px 8px 8px 10px;display:flex}.composer-chip-copy{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.composer-chip-copy small{color:var(--color-graphite);font:400 11px/14px var(--font-sans);letter-spacing:0;text-transform:none}.composer-chip-copy strong{color:var(--color-ink);font:italic 400 13px/18px var(--font-serif);-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.composer-chat-quote .composer-chip-copy strong{white-space:normal;font-style:normal}.composer-chip>button{width:20px;height:20px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;border-radius:5px;flex:none;place-items:center;padding:0;display:grid}.composer-chip>button:hover{background:var(--color-desk-deep);color:var(--color-ink)}.composer-images{align-items:flex-end;gap:8px;padding:0;display:flex;overflow:visible}.composer-images figure{width:auto;height:auto;box-shadow:none;background:0 0;border:0;flex-direction:column;flex:none;align-items:center;gap:3px;margin:0;display:flex;position:relative}.composer-image-tile{border-radius:var(--radius-sm);background:var(--color-desk);width:56px;height:48px;box-shadow:inset 0 0 0 1px var(--color-rule);place-items:center;display:grid;overflow:hidden}.composer-image-tile img{object-fit:cover;border-radius:0;width:100%;height:100%;display:block}.composer-images figure.is-source-figure .composer-image-tile{background:var(--color-figure);box-shadow:inset 0 0 0 1px var(--color-figure-ring);padding:0 7px}.composer-images figure.is-source-figure .composer-image-tile img{object-fit:contain}.composer-images figcaption{max-width:60px;height:auto;color:var(--color-graphite);font:400 10px/12px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;padding:0;overflow:hidden}.composer-images figure>button{z-index:2;background:var(--color-ink);width:18px;height:18px;color:var(--color-paper);box-shadow:0 0 0 2px var(--color-paper);cursor:pointer;opacity:0;border:0;border-radius:9px;place-items:center;padding:0;transition:opacity .12s;display:grid;position:absolute;top:-6px;right:-6px}.composer-images figure:is(:hover,:focus-within)>button{opacity:1}.composer-images figure:is(:hover,:focus-within) .composer-image-tile{box-shadow:inset 0 0 0 1px #14141414, 0 0 0 2px var(--color-ballpoint)}@media (hover:none),(pointer:coarse){.composer-images figure>button{opacity:1}}.composer-images figure.is-adding figcaption{color:var(--color-tertiary)}.composer-spinner{border:1.6px solid var(--color-ring);border-top-color:var(--color-ink);border-radius:50%;width:16px;height:16px;animation:.8s linear infinite composer-spin}@keyframes composer-spin{to{transform:rotate(360deg)}}.composer-image-count{color:var(--color-tertiary);font:400 11px/14px var(--font-sans);margin-left:auto;padding-bottom:16px}.composer-image-error{color:var(--color-redpen);font:400 12px/16px var(--font-sans);align-items:start;gap:6px;margin:0;display:flex}.composer-image-error>svg{flex:none;margin-top:1.5px}.chat-composer.is-dragging-images .composer-box{min-height:92px;box-shadow:none;border-color:#0000}.chat-composer.is-dragging-images .composer-box>:not(.composer-drop-overlay){visibility:hidden}.composer-drop-overlay{z-index:20;border:1.5px dashed var(--color-ballpoint);border-radius:var(--radius-md);background:var(--color-ballpoint-faint);color:var(--color-ballpoint);pointer-events:none;flex-direction:column;justify-content:center;align-items:center;gap:4px;display:flex;position:absolute;inset:-1px}.composer-drop-overlay strong{font:600 13px/18px var(--font-sans)}.composer-drop-overlay span{color:var(--color-graphite);font:400 11px/14px var(--font-sans)}.composer-setup{border-radius:var(--radius-md);background:var(--color-desk);flex-direction:column;gap:6px;padding:14px 16px;display:flex}.composer-setup>strong{color:var(--color-ink);font:600 16px/22px var(--font-serif)}.composer-setup .book-reading-privacy{color:var(--color-graphite);font:400 13px/19px var(--font-sans);padding:0}.composer-setup .plan-actions{font:500 13px/18px var(--font-sans);gap:16px;padding:4px 0 0}.composer-setup .plan-actions :is(a,button){color:var(--color-ballpoint);text-decoration:none}.composer-setup .plan-actions :is(a,button):hover{text-underline-offset:2px;text-decoration:underline}.chat-composer.has-no-model .composer-box{box-shadow:none}.compact-menu.composer-model-menu[data-compact-ui]{border-radius:var(--radius-md);background:var(--color-raised);flex-direction:column;width:330px;min-width:0;padding:6px;display:flex;overflow:hidden;box-shadow:0 0 0 1px #14141412,0 16px 40px #14141429,0 2px 6px #1414140f}.composer-model-menu>:is(.composer-model-menu-label,[role=separator],.composer-model-privacy,.composer-model-manage){flex:none}.composer-model-menu>[role=group]{flex:0 auto;min-height:0;overflow-y:auto}.compact-menu .composer-model-menu-label{color:var(--color-tertiary);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase;padding:6px 10px}.compact-menu .compact-menu-item.composer-model-option{border-radius:6px;align-items:start;gap:10px;min-height:0;padding:8px 10px}.compact-menu .compact-menu-item.composer-model-option[data-state=checked],.compact-menu .compact-menu-item.composer-model-option[data-highlighted]{background:var(--color-desk)}.composer-model-check{width:14px;color:var(--color-ink);visibility:hidden;flex:none;padding-top:3px}.composer-model-option[data-state=checked] .composer-model-check{visibility:visible}.composer-model-check svg{display:block}.composer-model-copy{flex-direction:column;gap:1px;min-width:0;display:flex}.composer-model-copy strong{color:var(--color-ink);font:500 13px/18px var(--font-sans)}.composer-model-option[data-state=checked] .composer-model-copy strong{font-weight:600}.composer-model-copy small{color:var(--color-graphite);font:400 12px/16px var(--font-sans)}.composer-model-privacy{color:var(--color-graphite);font:400 12px/17px var(--font-sans);gap:8px;margin:0;padding:8px 10px 6px;display:flex}.composer-model-privacy>svg{flex:none;margin-top:2px}.compact-menu .compact-menu-item.composer-model-manage{min-height:0;color:var(--color-ballpoint);font:500 12px/16px var(--font-sans);padding:4px 10px 6px 31px}.compact-menu .compact-menu-item.composer-model-manage[data-highlighted]{text-underline-offset:2px;background:0 0;text-decoration:underline}.compact-popover.discussion-history-popover[data-compact-ui]{width:336px;max-width:calc(100vw - 24px);max-height:min(560px, var(--radix-popover-content-available-height));border-radius:var(--radius-md);background:var(--color-raised);color:var(--color-ink);flex-direction:column;padding:0;display:flex;overflow:hidden;box-shadow:0 0 0 1px #14141412,0 16px 40px #14141429,0 2px 6px #1414140f}.discussion-history-heading{flex:none;justify-content:space-between;align-items:start;gap:12px;padding:14px 14px 10px 16px;display:flex}.discussion-history-heading>span{flex-direction:column;gap:2px;min-width:0;display:flex}.discussion-history-heading strong{font:600 14px/20px var(--font-sans)}.discussion-history-heading small{color:var(--color-graphite);font:400 12px/16px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.discussion-history-heading button{width:24px;height:24px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;border-radius:6px;flex:none;place-items:center;padding:0;display:grid}.discussion-history-heading button:hover{background:var(--color-desk);color:var(--color-ink)}.discussion-history-list{min-height:0;padding:0 6px 6px;overflow-y:auto}.discussion-history-list h4{color:var(--color-tertiary);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase;margin:0;padding:10px 10px 4px}.discussion-history-list>section:first-child h4{padding-top:8px}.discussion-history-list button{width:100%;min-width:0;color:inherit;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:6px;gap:10px;padding:8px 10px;display:flex}.discussion-history-list button:hover,.discussion-history-list button.is-active{background:var(--color-desk)}.discussion-history-list button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}.discussion-history-figure{background:var(--color-figure);width:28px;height:22px;box-shadow:inset 0 0 0 1px var(--color-figure-ring);border-radius:3px;flex-direction:column;flex:none;justify-content:center;align-self:start;gap:2px;padding:0 4px;display:flex;overflow:hidden}.discussion-history-figure>i{height:3px;box-shadow:inset 0 0 0 .7px var(--color-ink)}.discussion-history-figure>i+i{width:60%}.discussion-history-figure img{object-fit:contain;width:100%;height:100%}.discussion-history-own{width:12px;color:var(--color-graphite);flex:none;align-self:start;padding-top:2px}.discussion-history-figure:has(img){padding:2px}.discussion-history-copy{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.discussion-history-copy>span{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.discussion-history-copy strong{min-width:0;color:var(--color-ink);font:500 13px/18px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.discussion-history-list button.is-active strong{font-weight:600}.discussion-history-copy time{color:var(--color-tertiary);font:400 11px/14px var(--font-sans);flex:none}.discussion-history-copy small{color:var(--color-graphite);font:400 12px/16px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.discussion-history-footer{border-top:1px solid var(--color-rule);color:var(--color-graphite);font:400 12px/16px var(--font-sans);flex:none;justify-content:space-between;align-items:center;gap:12px;padding:10px 16px;display:flex}.discussion-history-footer button{color:var(--color-ballpoint);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;padding:0}.discussion-history-footer button:hover{text-underline-offset:2px;text-decoration:underline}.discussion-history-empty{text-align:center;flex-direction:column;align-items:center;gap:8px;padding:22px 28px 28px;display:flex}.discussion-history-empty>span{background:var(--color-desk);width:36px;height:36px;color:var(--color-graphite);border-radius:18px;place-items:center;display:grid}.discussion-history-empty strong{font:600 14px/20px var(--font-sans)}.discussion-history-empty p{color:var(--color-graphite);font:400 13px/19px var(--font-sans);margin:0}.chat-quote-menu{border-radius:7px;gap:2px;height:28px;padding:0 3px 0 4px;box-shadow:0 6px 18px #14141438}.chat-quote-menu .selection-action{height:22px;color:var(--color-float-text);font:500 12px/16px var(--font-sans);border-radius:5px;gap:5px;padding:0 6px}.chat-quote-menu .selection-action.selection-cancel{width:20px;color:var(--color-float-muted);justify-content:center;padding:0}:root[data-theme=dark] .composer-box{box-shadow:none}:root[data-theme=dark] .composer-box:focus-within{border-color:var(--color-ballpoint);box-shadow:inset 0 0 0 .5px var(--color-ballpoint), 0 0 0 3px #a9b8ff29}:root[data-theme=dark] .composer-send:disabled{color:var(--color-pencil)}:root[data-theme=dark] .thread-anchor-figure{border-color:var(--color-rule)}:root[data-theme=dark] .compact-menu.composer-model-menu[data-compact-ui],:root[data-theme=dark] .compact-popover.discussion-history-popover[data-compact-ui]{box-shadow:0 0 0 1px var(--color-ring), 0 16px 40px #00000073}:root[data-theme=dark] .compact-menu .compact-menu-item.composer-model-option:is([data-state=checked],[data-highlighted]),:root[data-theme=dark] .discussion-history-list button:is(:hover,.is-active){background:#ffffff0f}.note-passage-chip{background:var(--color-highlighter-soft);max-width:100%;color:var(--color-ink);font:400 13px/18px var(--font-sans);vertical-align:middle;cursor:pointer;border:0;border-radius:6px;align-items:center;gap:8px;margin:2px 0;padding:4px 10px 4px 8px;display:inline-flex}.note-passage-chip>i{background:var(--color-highlighter);border-radius:2px;flex:none;width:3px;height:14px}.note-passage-chip.is-pink{background:var(--color-hl-pink)}@supports (color:color-mix(in lab, red, red)){.note-passage-chip.is-pink{background:color-mix(in srgb, var(--color-hl-pink) 35%, var(--color-paper))}}.note-passage-chip.is-pink>i{background:var(--color-hl-pink)}.note-passage-chip.is-green{background:var(--color-hl-green)}@supports (color:color-mix(in lab, red, red)){.note-passage-chip.is-green{background:color-mix(in srgb, var(--color-hl-green) 35%, var(--color-paper))}}.note-passage-chip.is-green>i{background:var(--color-hl-green)}.note-passage-chip.is-blue{background:var(--color-hl-blue)}@supports (color:color-mix(in lab, red, red)){.note-passage-chip.is-blue{background:color-mix(in srgb, var(--color-hl-blue) 35%, var(--color-paper))}}.note-passage-chip.is-blue>i{background:var(--color-hl-blue)}.note-passage-chip>span{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.note-passage-chip>b{color:var(--color-ballpoint);flex:none;font-weight:500}.note-passage-chip:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.note-passage-chip.is-gone{cursor:default;background:var(--color-desk);color:var(--color-graphite)}.thread-anchor.is-own{cursor:default;align-items:flex-start}.thread-anchor-pencil{color:var(--color-ink);flex:none;padding-top:3px}.your-note .markdown-content blockquote{background:var(--color-desk);color:var(--color-ink);font:400 15px/23px var(--font-serif);border:0;border-radius:8px;margin:10px 0 0;padding:10px 14px}.your-note .markdown-content blockquote p{margin:0 0 6px}.your-note .markdown-content blockquote>:last-child{margin-bottom:0}.note-answer-source{color:var(--color-tertiary);font:400 12px/16px var(--font-sans);align-items:center;gap:8px;display:inline-flex}.note-answer-source>button{color:var(--color-ballpoint);font:500 12px/16px var(--font-sans);cursor:pointer;background:0 0;border:0;padding:0}:is(.note-answer-source>button:focus-visible,.your-note-added>button:focus-visible){outline:2px solid var(--color-ballpoint);outline-offset:2px;border-radius:2px}.your-note-added{color:var(--color-graphite);font:400 12px/16px var(--font-sans);justify-content:space-between;align-items:center;margin:8px 0 0;display:flex}.your-note-added>button{color:var(--color-ballpoint);font:500 12px/16px var(--font-sans);cursor:pointer;background:0 0;border:0;padding:0}.composer-box{position:relative}.composer-mention-list{z-index:20;border-radius:var(--radius-md);background:var(--color-raised);max-height:260px;padding:6px;position:absolute;bottom:calc(100% + 8px);left:0;right:0;overflow-y:auto;box-shadow:0 0 0 1px #14141412,0 12px 32px #14141424}.composer-mention-head{color:var(--color-tertiary);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase;margin:4px 8px 6px}.composer-mention-option{color:var(--color-ink);cursor:pointer;border-radius:6px;align-items:center;gap:10px;padding:7px 8px;display:flex}.composer-mention-option.is-active{background:var(--color-desk)}.composer-mention-option>span{flex-direction:column;min-width:0;display:flex}.composer-mention-option strong{font:400 13px/18px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.composer-mention-option small{color:var(--color-tertiary);font:400 11px/14px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.composer-mention-bar{background:var(--color-highlighter);border-radius:2px;flex:none;width:3px;height:16px;margin:0 5px}.composer-mention-bar.is-pink{background:var(--color-hl-pink)}.composer-mention-bar.is-green{background:var(--color-hl-green)}.composer-mention-bar.is-blue{background:var(--color-hl-blue)}.composer-mention-none{color:var(--color-tertiary);font:400 13px/18px var(--font-sans);margin:4px 8px 8px}.composer-mentions-chosen,.message-mentions{flex-wrap:wrap;gap:6px;display:flex}.message-mentions{margin:2px 0 4px}.composer-mention{background:var(--color-desk);max-width:100%;color:var(--color-ink);font:500 12px/16px var(--font-sans);border-radius:6px;align-items:center;gap:6px;padding:3px 8px;display:inline-flex}.composer-mention>button{width:16px;height:16px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;border-radius:4px;place-items:center;padding:0;display:grid}.composer-mention-button{height:24px;color:var(--color-graphite);font:400 12px/16px var(--font-sans);cursor:pointer;background:0 0;border:0;border-radius:5px;padding:0 6px}.composer-mention-button:hover{background:var(--color-desk);color:var(--color-ink)}.composer-mention-button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}.library-page{background:var(--color-paper);height:100%;min-height:0;color:var(--color-ink);font-family:var(--font-sans);padding:4px 64px 48px;overflow-y:auto}.workspace-page-header{justify-content:space-between;align-items:baseline;gap:24px;padding-bottom:28px;display:flex}.workspace-page-header h2{color:var(--color-ink);font:500 48px/52px var(--font-serif);letter-spacing:var(--tracking-display);margin:0}.workspace-page-header p{color:var(--color-graphite);font:400 13px/18px var(--font-sans);white-space:nowrap;margin:0}.library-columns{color:var(--color-tertiary);font:400 12px/16px var(--font-sans);gap:16px;display:flex}.library-columns>span:first-child{width:160px}.library-columns>span:nth-child(2){width:70px}.library-columns>span:nth-child(3){width:110px}.library-list{margin:0;padding:0;list-style:none}.library-list li+li{border-top:1px solid var(--color-rule)}.library-row{border-radius:var(--radius-sm);width:calc(100% + 24px);color:inherit;text-align:left;cursor:pointer;background:0 0;border:0;align-items:center;gap:16px;margin:0 -12px;padding:12px;display:flex}.library-row:hover{background:var(--color-desk)}.library-row:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}.library-cover{background:var(--color-raised);width:30px;height:38px;box-shadow:inset 0 0 0 1.3px var(--color-graphite);border-radius:2px;flex:none}.library-row.is-missing-pdf .library-cover{background:var(--color-rule);box-shadow:inset 0 0 0 1px var(--color-ring)}.library-title{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.library-title strong{color:var(--color-ink);font:500 17px/22px var(--font-serif);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.library-title small{color:var(--color-graphite);font:400 13px/18px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.library-row.is-missing-pdf .library-title small{color:var(--color-redpen)}.library-progress{width:160px;color:var(--color-graphite);font:400 13px/18px var(--font-sans);flex:none;align-items:center;gap:10px;display:flex}.library-progress-bar{background:var(--color-rule);border-radius:2px;flex:none;width:96px;height:3px;overflow:hidden}.library-progress-bar>i{background:var(--color-ink);border-radius:2px;height:3px;display:block}.library-notes{width:70px;color:var(--color-ink);font:400 13px/18px var(--font-sans);flex:none}.library-opened{width:110px;color:var(--color-graphite);font:400 13px/18px var(--font-sans);flex:none}@media (max-width:1100px){.library-page{padding-inline:40px}.library-columns>span:nth-child(3),.library-opened{display:none}}@media (max-width:760px){.library-page{padding-inline:20px}.library-columns,.library-progress,.library-notes{display:none}.workspace-page-header h2{font-size:36px;line-height:40px}}.workspace-page-empty{border-radius:var(--radius-md);box-shadow:0 0 0 1px var(--color-rule);text-align:center;flex-direction:column;align-items:center;gap:14px;padding:48px 32px;display:flex}.workspace-page-empty h3{color:var(--color-ink);font:600 22px/28px var(--font-serif);margin:0}.workspace-page-empty p{max-width:390px;color:var(--color-graphite);font:400 14px/21px var(--font-sans);margin:0}.workspace-page-empty.is-search{box-shadow:none;gap:8px;margin-top:8px}.workspace-page-empty.is-search h3{font-size:20px;line-height:26px}.workspace-page-empty.is-search p{max-width:340px}.workspace-empty-sheet{border-radius:var(--radius-sm);background:var(--color-desk);flex-direction:column;gap:6px;width:200px;padding:14px 16px;display:flex}.workspace-empty-sheet i{background:var(--color-ring-soft);border-radius:2px;flex:none;height:4px;display:block}.workspace-empty-sheet>span{align-items:center;gap:4px;display:flex}.workspace-empty-sheet>span>i:first-child{width:40px}.workspace-empty-sheet>span>i:last-child{width:30px}.workspace-empty-sheet b{background:#ffe94abf;border-radius:2px;flex:none;width:92px;height:9px}.workspace-empty-sheet>i:last-child{width:70%}.workspace-empty-action{border-radius:var(--radius-sm);background:var(--color-ink);height:34px;color:var(--color-paper);font:600 14px/20px var(--font-sans);cursor:pointer;border:0;align-items:center;padding:0 14px;display:inline-flex}.workspace-empty-link{color:var(--color-ballpoint);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;margin-top:6px;padding:0}.workspace-empty-link:hover{text-underline-offset:2px;text-decoration:underline}:is(.workspace-empty-action,.workspace-empty-link):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.workspace-toolbar .compact-button.workspace-add-pdf{height:30px;font:600 13px/18px var(--font-sans);border:0;gap:6px;padding:0 12px}.workspace-toolbar.is-plain{background:var(--color-paper);border-bottom-color:#0000}.workspace-add-pdf>kbd{color:currentColor;opacity:.6;font:400 11px/14px var(--font-mono)}.empty-reader{background:var(--color-paper);height:100%;min-height:0;color:var(--color-ink);font-family:var(--font-sans);align-items:safe center;gap:72px;padding:48px 80px 48px 96px;display:flex;overflow-y:auto;container-type:inline-size}.empty-reader-copy{flex-direction:column;flex:0 0 460px;gap:28px;min-width:0;display:flex}.empty-reader-wordmark{align-items:center;gap:10px;margin:0;display:flex}.empty-reader-wordmark>span{color:var(--color-ink);font:500 20px/24px var(--font-serif);letter-spacing:-.02em;align-items:center;gap:8px;display:flex}.empty-reader-wordmark svg{width:22px;height:22px}.empty-reader-wordmark small{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.empty-reader h1{color:var(--color-ink);font:500 64px/66px var(--font-serif);letter-spacing:-.03em;margin:0}.empty-reader-lead{color:var(--color-graphite);font:400 17px/26px var(--font-sans);margin:0}.empty-reader-actions{flex-wrap:wrap;align-items:center;gap:20px;padding-top:4px;display:flex}.empty-reader-primary{background:var(--color-ink);height:44px;color:var(--color-paper);font:600 15px/20px var(--font-sans);cursor:pointer;border:0;border-radius:8px;align-items:center;gap:10px;padding:0 20px;display:inline-flex}.empty-reader-primary kbd{color:currentColor;opacity:.62;font:400 12px/16px var(--font-mono)}.empty-reader-secondary{border:0;border-bottom:1px solid var(--color-ink);color:var(--color-ink);font:500 15px/20px var(--font-sans);cursor:pointer;background:0 0;padding:0 0 1px}:is(.empty-reader-primary,.empty-reader-secondary):disabled{opacity:.45;cursor:default}:is(.empty-reader-primary,.empty-reader-secondary):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:3px}.empty-reader-note{color:var(--color-graphite);font:400 13px/19px var(--font-sans);margin:0;padding-top:8px}.empty-reader-sketch{background:var(--color-desk);border-radius:16px;flex:1;min-width:0;height:540px;position:relative;overflow:hidden}.empty-reader-page{background:var(--color-page);transform-origin:0 0;flex-direction:column;gap:9px;width:300px;height:380px;padding:32px 28px;display:flex;position:absolute;top:40px;left:40px;rotate:-1.5deg;box-shadow:0 1px 2px #14141414,0 12px 32px #14141414}.empty-reader-page>i{background:var(--color-print-line);flex:none;height:5px;display:block}.empty-reader-page>i.is-title{background:var(--color-print-title);border-radius:1px;width:70%;height:10px}.empty-reader-page>i.is-gap{background:0 0;height:10px}.empty-reader-page>i.is-gap-sm{background:0 0;height:4px}.empty-reader-page>.is-92{width:92%}.empty-reader-page>.is-85{width:85%}.empty-reader-page>.is-70{width:70%}.empty-reader-page>.is-60{width:60%}.empty-reader-page>b{flex:none;align-items:center;height:12px;display:flex;position:relative}.empty-reader-page>b:before{content:"";background:var(--color-highlighter);position:absolute;inset:0 -4px}.empty-reader-page>b:after{content:"";background:#14141447;width:100%;height:4px;position:relative}.empty-reader-note-card{border-radius:var(--radius-md);background:var(--color-page);transform-origin:0 0;flex-direction:column;gap:10px;width:260px;padding:16px;display:flex;position:absolute;top:250px;left:200px;rotate:1.5deg;box-shadow:0 1px 2px #14141414,0 16px 36px #1414141f}.empty-reader-note-card strong{color:var(--color-print);font:600 13px/18px var(--font-sans);gap:10px;display:flex}.empty-reader-note-card strong:before{content:"";background:var(--color-highlighter);border-radius:2px;flex:none;width:3px}.empty-reader-note-card span{color:var(--color-print);font:400 14px/20px var(--font-serif)}.empty-reader-arrow{color:var(--color-ink);position:absolute;top:168px;left:318px}.empty-reader-caption{flex-direction:column;gap:2px;margin:0;display:flex;position:absolute;bottom:32px;left:48px}.empty-reader-caption em{color:var(--color-ink);font:italic 400 18px/24px var(--font-serif)}.empty-reader-caption span{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}@container (width<=1150px){.empty-reader-sketch{display:none}}@media (max-width:1180px){.empty-reader{justify-content:safe center;padding:48px 32px}}@media (max-width:600px){.empty-reader-copy{flex-basis:auto;width:100%}.empty-reader h1{font-size:44px;line-height:48px}}:root[data-theme=dark] :is(.empty-reader-page,.empty-reader-note-card){box-shadow:0 0 0 1px #0003,0 16px 36px #00000059}.notes-toast-layer{pointer-events:none;position:absolute;inset:0}.notes-toast-layer[hidden]{display:none}.notes-toast-layer>*{pointer-events:auto}:root .study-shell.is-settings{--sidebar-width:var(--container-sidebar,232px);grid-template-columns:var(--sidebar-width) minmax(0, 1fr) 0}.settings-sidebar{border-right:1px solid var(--color-rule);background:var(--color-desk);min-width:0;min-height:0;color:var(--color-ink);font-family:var(--font-sans);flex-direction:column;grid-area:sidebar;padding:0 12px 12px;display:flex;overflow-y:auto}.settings-sidebar-top{flex:0 0 52px;justify-content:flex-end;align-items:center;display:flex}.settings-back{border-radius:var(--radius-sm);height:30px;color:var(--color-graphite);font:500 13px/18px var(--font-sans);text-align:left;cursor:pointer;background:0 0;border:0;align-items:center;gap:8px;padding:0 8px;display:flex}.settings-back:hover{color:var(--color-ink);background:#1414140d}.settings-sidebar-title{color:var(--color-ink);font:500 28px/34px var(--font-serif);letter-spacing:-.02em;margin:0;padding:18px 8px 16px}.settings-sections{gap:var(--spacing-1);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.settings-sections button{border-radius:var(--radius-sm);width:100%;height:32px;color:var(--color-ink);font:500 14px/20px var(--font-sans);text-align:left;cursor:pointer;background:0 0;border:0;justify-content:space-between;align-items:center;gap:8px;padding:0 8px;display:flex}.settings-sections button:hover{background:#1414140d}.settings-sections button[aria-current=page]{background:var(--color-raised);box-shadow:0 0 0 1px var(--color-rule);font-weight:600}.settings-section-dot{background:var(--color-ballpoint);border-radius:50%;flex:none;width:7px;height:7px}.settings-version{color:var(--color-tertiary);font:400 12px/16px var(--font-sans);margin:auto 0 0;padding:12px 8px 0}:is(.settings-back,.settings-sections button):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}:root[data-theme=dark] :is(.settings-back,.settings-sections button):hover{background:#ffffff0f}:root[data-theme=dark] .settings-sections button[aria-current=page]{background:var(--color-raised)}html.has-inset-title-bar .settings-sidebar-top{-webkit-app-region:drag}.settings-page{background:var(--color-paper);height:100%;min-height:0;color:var(--color-ink);font-family:var(--font-sans);padding:20px 40px 64px 80px;overflow-y:auto}.settings-column{flex-direction:column;gap:32px;width:min(680px,100%);display:flex}.settings-column[data-section=ai]{gap:36px}.settings-intro{flex-direction:column;gap:10px;display:flex}.settings-intro h2:focus{outline:none}.settings-intro h2{color:var(--color-ink);font:500 40px/46px var(--font-serif);letter-spacing:var(--tracking-display);margin:0}.settings-intro p{color:var(--color-graphite);font:400 15px/23px var(--font-sans);margin:0}.settings-group{flex-direction:column;gap:12px;display:flex}.settings-group.is-backup{gap:14px}.settings-label{color:var(--color-graphite);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase;margin:0}.settings-label-row{align-items:center;gap:10px;display:flex}.settings-chip{background:var(--color-desk);height:20px;color:var(--color-graphite);font:600 11px/14px var(--font-sans);border-radius:4px;align-items:center;padding:0 7px;display:inline-flex}.settings-note{color:var(--color-graphite);font:400 12px/17px var(--font-sans);margin:0}@media (max-width:1100px){.settings-page{padding-inline:40px}}@media (max-width:760px){.settings-page{padding-inline:20px}.settings-intro h2{font-size:32px;line-height:38px}}.settings-themes{gap:16px;display:flex}.settings-theme{min-width:0;color:var(--color-ink);font:500 13px/18px var(--font-sans);text-align:left;cursor:pointer;background:0 0;border:0;flex-direction:column;flex:0 calc(33.3333% - 10.6667px);gap:8px;padding:0;display:flex}.settings-theme[aria-pressed=true]{font-weight:600}.settings-theme-preview{border-radius:8px;height:104px;display:flex;position:relative;overflow:hidden}.settings-theme-preview:after{content:"";border-radius:inherit;box-shadow:inset 0 0 0 1px var(--color-rule);pointer-events:none;position:absolute;inset:0}.settings-theme[aria-pressed=true] .settings-theme-preview{box-shadow:0 0 0 2px var(--color-paper), 0 0 0 3.5px var(--color-ink)}.settings-theme:focus-visible{outline:none}.settings-theme:focus-visible .settings-theme-preview{box-shadow:0 0 0 2px var(--color-paper), 0 0 0 3.5px var(--color-ballpoint)}.settings-theme-preview>i{flex:none;width:44px}.settings-theme-preview>i:last-child{width:40px}.settings-theme-preview>span{flex:1;justify-content:center;padding-top:14px;display:flex}.settings-theme-preview>span>span{flex-direction:column;gap:4px;width:70px;height:100px;padding:10px 8px;display:flex}.settings-theme-preview b{height:3px;display:block}.settings-theme-preview b:first-child{background:#222;width:70%;height:4px}.settings-theme-preview b:nth-child(3){height:5px}.settings-theme-preview b:nth-child(4){width:80%}.settings-theme-preview.is-light{background:#f4f4f2}.settings-theme-preview.is-light>i:first-child{background:#ebebe8}.settings-theme-preview.is-light>i:last-child{background:#fff;box-shadow:-1px 0 #e4e4e1}.settings-theme-preview.is-light>span>span{background:#fff;box-shadow:0 1px 3px #1414141a}.settings-theme-preview.is-light b:nth-child(2),.settings-theme-preview.is-light b:nth-child(4){background:#ccc}.settings-theme-preview.is-light b:nth-child(3){background:var(--color-highlighter)}.settings-theme-preview.is-dark{background:#111112}.settings-theme-preview.is-dark>i:first-child{background:#1a1a1c}.settings-theme-preview.is-dark>i:last-child{background:#202023}.settings-theme-preview.is-dark>span>span{background:#e4e2db}.settings-theme-preview.is-dark b:nth-child(2),.settings-theme-preview.is-dark b:nth-child(4){background:#b9b7b0}.settings-theme-preview.is-dark b:nth-child(3){background:#e8d44a}.settings-theme-preview.is-system>span{background:#f4f4f2;justify-content:flex-end}.settings-theme-preview.is-system>span+span{background:#111112;justify-content:flex-start}.settings-theme-preview.is-system>span>span{background:#fff;width:min(50px,100%);padding:0;box-shadow:0 1px 3px #1414141a}.settings-theme-preview.is-system>span+span>span{box-shadow:none;background:#e4e2db}.settings-rows{border-top:1px solid var(--color-rule);flex-direction:column;display:flex}.settings-row{border-bottom:1px solid var(--color-rule);align-items:center;gap:24px;padding:14px 0;display:flex}.settings-rows>.settings-row:last-child{border-bottom:0}.settings-row-copy{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.settings-row-copy strong{color:var(--color-ink);font:600 14px/20px var(--font-sans)}.settings-row-copy span{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.settings-row-control{flex:none;justify-content:flex-end;min-width:0;max-width:260px;display:flex}.settings-row-control.is-wide{width:260px}@media (max-width:760px){.settings-row-control.is-wide{width:auto}}.settings-segmented{background:var(--color-desk-deep);border-radius:7px;align-items:center;gap:2px;height:30px;padding:2px;display:flex}.settings-segmented button{height:26px;color:var(--color-graphite);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;border-radius:5px;padding:0 10px}.settings-segmented button[aria-pressed=true]{background:var(--color-raised);color:var(--color-ink);font-weight:600;box-shadow:0 1px 2px #1414141f}.settings-segmented button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}:root[data-theme=dark] .settings-segmented button[aria-pressed=true]{background:var(--color-raised)}.settings-button{border-radius:var(--radius-sm);background:var(--color-paper);height:32px;box-shadow:inset 0 0 0 1px var(--color-ring);color:var(--color-ink);font:500 13px/18px var(--font-sans);white-space:nowrap;cursor:pointer;border:0;flex:none;justify-content:center;align-items:center;gap:6px;padding:0 12px;display:inline-flex}.settings-button:hover:not(:disabled,[aria-disabled=true]){background:var(--color-desk)}.settings-button:is(:disabled,[aria-disabled=true]){opacity:.45;cursor:default}.settings-button.is-large{height:36px;padding:0 14px;font-size:14px;line-height:20px}.settings-button.is-primary{background:var(--color-ink);box-shadow:none;color:var(--color-paper);padding:0 16px;font-weight:600}.settings-button.is-primary:hover:not(:disabled){background:var(--color-ink)}.settings-key-actions .settings-button{height:28px;box-shadow:inset 0 0 0 1px var(--color-ring-soft);padding:0 10px}.settings-text-button{color:var(--color-ink);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;padding:0}.settings-text-button.is-danger{color:var(--color-redpen)}.settings-text-button:hover:not(:disabled){text-underline-offset:2px;text-decoration:underline}.settings-text-button:disabled{opacity:.45;cursor:default}.settings-link{color:var(--color-ballpoint);font:500 13px/18px var(--font-sans);white-space:nowrap;cursor:pointer;background:0 0;border:0;padding:0;text-decoration:none}.settings-link:hover{text-underline-offset:2px;text-decoration:underline}.settings-link[aria-disabled=true]{color:var(--color-pencil);cursor:default;text-decoration:none}:is(.settings-button,.settings-text-button,.settings-link):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.settings-account{border-radius:var(--radius-md);box-shadow:inset 0 0 0 1px var(--color-rule);align-items:center;gap:16px;padding:20px;display:flex}.settings-avatar{background:var(--color-ink);width:48px;height:48px;color:var(--color-highlighter);font:italic 600 19px/22px var(--font-serif);border-radius:50%;flex:none;place-items:center;display:grid}.settings-avatar.is-empty{background:var(--color-desk);box-shadow:inset 0 0 0 1px var(--color-rule)}.settings-account-copy{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.settings-account-copy strong{color:var(--color-ink);font:600 15px/22px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.settings-account-copy span{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.settings-backup{border-radius:var(--radius-md);background:var(--color-desk);gap:20px;padding:20px;display:flex}.settings-backup-copy{flex-direction:column;flex:1;gap:8px;min-width:0;display:flex}.settings-backup-copy>strong{color:var(--color-ink);font:600 19px/25px var(--font-serif)}.settings-backup-copy>p{color:var(--color-graphite);font:400 13px/19px var(--font-sans);margin:0}.settings-backup-copy>p.settings-backup-ready{color:var(--color-ink);font:400 13px/18px var(--font-sans);align-items:center;gap:8px;padding-top:6px;display:flex}.settings-backup-ready svg{color:var(--color-ok);flex:none}.settings-backup-ready:focus{outline:none}.settings-backup-actions{flex-wrap:wrap;gap:8px;padding-top:6px;display:flex}.settings-backup-scope{border-left:1px solid var(--color-divider);flex-direction:column;flex:0 0 220px;gap:7px;padding-left:20px;display:flex}.settings-backup-scope strong{color:var(--color-graphite);font:600 12px/16px var(--font-sans)}.settings-backup-scope strong+ul{margin-top:0}.settings-backup-scope ul+strong{padding-top:6px}.settings-backup-scope ul{flex-direction:column;gap:7px;margin:0;padding:0;list-style:none;display:flex}.settings-backup-scope li{color:var(--color-ink);font:400 13px/18px var(--font-sans);align-items:center;gap:8px;display:flex}.settings-backup-scope li:before{content:"";background:var(--color-graphite);border-radius:2px;flex:none;width:4px;height:4px}.settings-backup-scope ul.is-local li{color:var(--color-graphite)}.settings-backup-scope ul.is-local li:before{background:var(--color-pencil)}.desktop-account-notice{color:var(--color-graphite);font:400 13px/19px var(--font-sans);margin:0}:root[data-theme=dark] .settings-avatar{background:var(--color-raised)}@media (max-width:760px){.settings-backup{flex-direction:column}.settings-backup-scope{border-left:0;border-top:1px solid var(--color-divider);flex-basis:auto;padding:16px 0 0}}.settings-keys{flex-direction:column;display:flex}.settings-keys>.settings-label{border-bottom:1px solid var(--color-rule);padding-bottom:10px}.settings-keys ul{margin:0;padding:0;list-style:none}.settings-key-row{border-bottom:1px solid var(--color-rule)}.settings-key-main{align-items:center;gap:16px;min-height:56px;display:flex}.settings-key-main>strong{color:var(--color-ink);font:600 14px/20px var(--font-sans);flex:0 0 180px}.settings-key-status{min-width:0;color:var(--color-ink);font:400 13px/18px var(--font-sans);flex:1;align-items:center;gap:8px;display:flex}.settings-key-status .is-muted{color:var(--color-tertiary)}.settings-key-status .is-error{color:var(--color-redpen)}.settings-key-dot{background:var(--color-ok);border-radius:50%;flex:none;width:7px;height:7px}.settings-key-actions{flex:0 0 140px;justify-content:flex-end;gap:16px;display:flex}.settings-key-message{color:var(--color-graphite);font:400 12px/17px var(--font-sans);margin:0 0 12px 196px}.settings-key-message.is-error{color:var(--color-redpen)}.settings-key-message>p{margin:0 0 4px}.settings-keys-more{height:48px;color:var(--color-graphite);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;align-self:flex-start;align-items:center;gap:6px;padding:0;display:flex}.settings-keys-more:hover{color:var(--color-ink)}.settings-keys-more:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.settings-keys-alert{border-bottom:1px solid var(--color-rule);align-items:center;gap:16px;padding:14px 0;display:flex}.settings-keys-alert-body{flex:1;align-items:flex-start;gap:10px;min-width:0;display:flex}.settings-keys-alert-body>p{min-width:0;color:var(--color-graphite);font:400 12px/16px var(--font-sans);flex-direction:column;flex:1;gap:3px;margin:0;display:flex}.settings-keys-alert-body strong{color:var(--color-ink);font:600 13px/17px var(--font-sans)}.settings-alert-glyph{background:var(--color-error-soft);width:20px;height:20px;color:var(--color-redpen);border-radius:10px;flex:0 0 20px;place-items:center;display:grid}:root[data-theme=dark] .settings-alert-glyph{color:var(--color-error-text)}.settings-leaves{gap:10px}.settings-leaves ul{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.settings-leaves li{color:var(--color-ink);font:400 13px/19px var(--font-sans);gap:8px;display:flex}.settings-leaves li:before{flex:0 0 14px}.settings-leaves li.is-sent:before{content:"✓";color:var(--color-ok-mark)}.settings-leaves li.is-kept:before{content:"✕";color:var(--color-redpen)}@media (max-width:760px){.settings-key-main{flex-wrap:wrap;padding:12px 0}.settings-key-main>strong{flex-basis:100%}.settings-key-message{margin-left:0}}.compact-dialog.ai-key-dialog[data-compact-ui]{border-radius:14px;width:min(420px,100vw - 32px);box-shadow:0 0 0 1px #14141414,0 24px 64px #14141447}.compact-dialog.ai-key-dialog[data-compact-ui]::backdrop{background:#14141452}.compact-dialog.ai-key-dialog[data-compact-ui]>.compact-dialog-body{flex-direction:column;gap:8px;padding:24px 24px 0;display:flex}.compact-dialog.ai-key-dialog[data-compact-ui]>.compact-dialog-body>h2{color:var(--color-ink);font:600 22px/28px var(--font-serif);margin:0}.compact-dialog.ai-key-dialog[data-compact-ui]>.compact-dialog-body>p{color:var(--color-graphite);font:400 14px/21px var(--font-sans);margin:0}.ai-key-dialog form{flex-direction:column;gap:6px;padding-top:12px;display:flex}.ai-key-dialog label{color:var(--color-ink);font:600 13px/18px var(--font-sans)}.ai-key-field{border-radius:var(--radius-sm);background:var(--color-raised);height:36px;box-shadow:inset 0 0 0 1px var(--color-ring-soft);align-items:center;gap:8px;padding:0 4px 0 12px;display:flex}.ai-key-field:focus-within{box-shadow:inset 0 0 0 1.5px var(--color-ballpoint), 0 0 0 3px #2447d629}.ai-key-field input{min-width:0;height:100%;color:var(--color-ink);font:400 13px/18px var(--font-mono);background:0 0;border:0;outline:0;flex:1}:root[data-theme=dark] .ai-key-field:focus-within{box-shadow:inset 0 0 0 1.5px var(--color-ballpoint), 0 0 0 3px #a9b8ff33}.ai-key-field button{background:var(--color-desk);height:28px;color:var(--color-ink);font:600 12px/16px var(--font-sans);cursor:pointer;border:0;border-radius:5px;flex:none;padding:0 10px}.ai-key-field button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}.ai-key-help{color:var(--color-graphite);font:400 12px/17px var(--font-sans);margin:0}.ai-key-error{color:var(--color-redpen);font:400 12px/17px var(--font-sans);margin:0}.ai-key-actions{justify-content:space-between;align-items:center;gap:12px;margin:0 -24px;padding:24px;display:flex}.ai-key-actions>span{gap:8px;display:flex}.settings-update{border-radius:var(--radius-md);background:var(--color-desk);flex-direction:column;gap:16px;padding:24px;display:flex}.settings-update-head{justify-content:space-between;align-items:flex-start;gap:24px;display:flex}.settings-update-copy{flex-direction:column;gap:4px;min-width:0;display:flex}.settings-update-copy>strong{color:var(--color-ink);font:600 24px/30px var(--font-serif)}.settings-update-copy>p{color:var(--color-graphite);font:400 13px/19px var(--font-sans);margin:0}.settings-update-status{color:var(--color-graphite);font:600 13px/18px var(--font-sans);align-items:center;gap:8px;display:flex}.settings-update-status>i{background:var(--color-pencil);border-radius:50%;flex:none;width:8px;height:8px}.settings-update-status.is-ready{color:var(--color-ballpoint)}.settings-update-status.is-ready>i{background:var(--color-ballpoint)}.settings-update-status.is-error{color:var(--color-redpen)}.settings-update-status.is-error>i{background:var(--color-redpen)}.settings-update .desktop-update-actions{flex-wrap:wrap;flex:none;justify-content:flex-end;gap:8px;display:flex}.settings-update-notes{border-top:1px solid var(--color-divider);padding-top:14px}@media (max-width:760px){.settings-update-head{flex-direction:column}.settings-update .desktop-update-actions{justify-content:flex-start}}.settings-setup{border-radius:var(--radius-md);box-shadow:inset 0 0 0 1px var(--color-rule);gap:24px;padding:20px;display:flex}.settings-setup-copy{flex-direction:column;flex:1;gap:12px;min-width:0;display:flex}.settings-setup-copy>h3{color:var(--color-ink);font:600 19px/25px var(--font-serif);margin:0}.settings-setup-copy>p{color:var(--color-graphite);font:400 12px/17px var(--font-sans);margin:0}.settings-setup-status{color:var(--color-graphite);font:400 13px/18px var(--font-sans);align-items:center;gap:8px;display:flex}.settings-setup-status>i{width:7px;height:7px;box-shadow:inset 0 0 0 1.3px var(--color-pencil);border-radius:50%;flex:none}.pdf-default-instructions h4{color:var(--color-ink);font:600 13px/18px var(--font-sans);margin:0 0 6px}.pdf-default-instructions ol{counter-reset:pdf-step;flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.pdf-default-instructions li{color:var(--color-ink);font:400 14px/20px var(--font-sans);counter-increment:pdf-step;gap:10px;display:flex}.pdf-default-instructions li:before{content:counter(pdf-step);color:var(--color-tertiary);font:400 12px/20px var(--font-mono);flex:0 0 18px}.settings-open-with{background:var(--color-desk);border-radius:8px;flex-direction:column;flex:0 0 200px;gap:8px;padding:14px;display:flex}.settings-open-with-label{color:var(--color-graphite);font:600 11px/14px var(--font-sans)}.settings-open-with-app{background:var(--color-paper);height:26px;box-shadow:inset 0 0 0 1px var(--color-ring);border-radius:5px;justify-content:space-between;align-items:center;padding:0 8px;display:flex}.settings-open-with-app>span{color:var(--color-ink);font:500 12px/16px var(--font-sans);align-items:center;gap:6px;display:flex}.settings-open-with-app>span>i{background:linear-gradient(var(--color-highlighter), var(--color-highlighter)) center 0 / 3px 6px no-repeat, var(--color-ink);border-radius:3px;width:14px;height:14px}.settings-open-with-app>small{color:var(--color-graphite);font:400 10px/12px var(--font-sans)}.settings-open-with-help{color:var(--color-graphite);font:400 11px/15px var(--font-sans)}.settings-open-with-button{background:var(--color-paper);width:fit-content;height:24px;box-shadow:inset 0 0 0 1px var(--color-ring), 0 0 0 2px var(--color-highlighter);color:var(--color-ink);font:500 12px/16px var(--font-sans);border-radius:5px;align-items:center;padding:0 10px;display:inline-flex}@media (max-width:900px){.settings-open-with{display:none}}.settings-key-row:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}.study-shell.is-settings{transition:none}@media (max-width:760px){:root .study-shell.is-settings{grid-template:"sidebar sidebar sidebar"".main."minmax(0,1fr)/0 minmax(0,1fr) 0}.study-shell.is-settings>.workspace-toolbar{display:none}.settings-sidebar{border-right:0;border-bottom:1px solid var(--color-rule);gap:6px;padding:10px 12px;overflow:visible}.settings-sidebar-top,.settings-sidebar-title,.settings-version{display:none}.settings-back{align-self:flex-start}.settings-sections{scrollbar-width:none;flex-direction:row;gap:4px;overflow-x:auto}.settings-sections button{white-space:nowrap;width:auto;padding:0 10px}.settings-page{padding:24px 20px 48px}.settings-themes{gap:12px}.settings-theme{flex:1 1 0}.settings-row{flex-direction:column;align-items:stretch;gap:12px}.settings-row-control{justify-content:flex-start;max-width:none}}.workspace-toolbar-playground{flex:auto;align-items:center;gap:16px;min-width:0;height:100%;display:flex}.workspace-toolbar-playground[hidden],.workspace-nav-children[hidden],.workspace-toolbar-playground:not([hidden])~.workspace-toolbar-spacer{display:none}.playground-toolbar-title{flex:0 auto;align-items:baseline;gap:12px;min-width:0;display:flex;overflow:hidden}.playground-toolbar-title h1{color:var(--color-ink);font:600 18px/24px var(--font-serif);white-space:nowrap;flex:none;margin:0}.playground-toolbar-meta{min-width:0;color:var(--color-graphite);font:400 13px/18px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.workspace-toolbar .playground-title{min-width:6ch;max-width:40ch;height:24px;color:var(--color-ink);font:600 17px/22px var(--font-serif);field-sizing:content;text-overflow:ellipsis;background:0 0;border:0;border-radius:4px;flex:0 auto;margin:0 -2px;padding:0 2px}.workspace-toolbar .playground-title:hover:not(:read-only){background:#1414140d}.workspace-toolbar .playground-title:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:0;background:var(--color-paper)}.playground-book-switch{white-space:nowrap;flex:0 100 auto;align-items:baseline;gap:4px;min-width:0;display:inline-flex}.workspace-toolbar .playground-book-switch .playground-book-selector{text-overflow:ellipsis;flex:0 auto;min-width:4ch;overflow:hidden}.workspace-toolbar .playground-book-selector{-webkit-appearance:none;appearance:none;max-width:30ch;height:18px;color:var(--color-graphite);font:400 13px/18px var(--font-sans);text-overflow:ellipsis;field-sizing:content;cursor:pointer;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath d='M2.5 3.8L5 6.3l2.5-2.5' fill='none' stroke='%235E5E5E' stroke-width='1.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") 100%/10px no-repeat;border:0;border-radius:3px;padding:0 14px 0 0}.playground-book-switch.is-title{align-self:center}.workspace-toolbar .playground-book-switch.is-title .playground-book-selector{height:24px;color:var(--color-ink);font:600 18px/24px var(--font-serif);padding-right:16px}.workspace-toolbar .playground-book-selector:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.playground-toolbar-title .practice-save-status{color:var(--color-graphite);font:400 12px/16px var(--font-sans);flex:none;align-self:center}.playground-surface-tabs{background:var(--color-desk-deep);border-radius:7px;flex:none;gap:2px;height:28px;padding:2px;display:flex}.playground-surface-tabs button{height:24px;color:var(--color-graphite);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;border-radius:5px;padding:0 12px}.playground-surface-tabs button:hover{color:var(--color-ink)}.playground-surface-tabs button[aria-selected=true]{background:var(--color-raised);color:var(--color-ink);box-shadow:0 1px 2px #1414141f}.playground-toolbar-divider{background:var(--color-rule);flex:none;width:1px;height:20px}.workspace-toolbar .playground-toolbar-text{height:28px;color:var(--color-graphite);font:500 13px/18px var(--font-sans);white-space:nowrap;cursor:pointer;background:0 0;border:0;border-radius:6px;flex:none;padding:0 2px}.workspace-toolbar .playground-toolbar-text:hover:not(:disabled){color:var(--color-ink)}.workspace-toolbar .playground-toolbar-text:disabled{opacity:.5;cursor:default}.workspace-toolbar .playground-toolbar-text.is-icon{place-items:center;width:28px;padding:0;display:grid}.workspace-toolbar .playground-toolbar-text[aria-pressed=true]{background:var(--color-desk-deep);color:var(--color-ink);padding:0 10px;font-size:14px;line-height:20px}.workspace-toolbar .playground-toolbar-text.is-icon[aria-pressed=true]{padding:0}:root[data-theme=dark] .workspace-toolbar .playground-book-selector{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath d='M2.5 3.8L5 6.3l2.5-2.5' fill='none' stroke='%23A9A9A4' stroke-width='1.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}:root[data-theme=dark] .workspace-toolbar .playground-title:hover:not(:read-only){background:#ffffff0f}:root[data-theme=dark] .playground-surface-tabs button[aria-selected=true]{background:var(--color-raised)}.workspace-nav-children{list-style:none}.workspace-exercises{gap:var(--spacing-1);flex-direction:column;margin:0;padding:2px 0 0 26px;list-style:none;display:flex}.workspace-exercise{border-radius:var(--radius-sm);width:100%;height:30px;color:var(--color-ink);font:400 13px/18px var(--font-sans);text-align:left;cursor:pointer;background:0 0;border:0;align-items:center;gap:8px;padding:0 8px;display:flex}.workspace-exercise>span:not(.sr-only){text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.workspace-exercise:hover{background:#1414140d}.workspace-nav li:has(+.workspace-nav-children .workspace-exercise[aria-current=page])>.workspace-nav-item.is-active:not(:hover){box-shadow:none;background:0 0}.workspace-exercise[aria-current=page]{background:var(--color-raised);box-shadow:0 0 0 1px var(--color-rule);font-weight:600}.workspace-exercise:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}.workspace-exercise:disabled{opacity:.5;cursor:default}.workspace-exercise-dot{width:7px;height:7px;box-shadow:inset 0 0 0 1.2px var(--color-pencil);border-radius:50%;flex:none}.workspace-exercise-dot[data-tone=active]{background:var(--color-highlighter);box-shadow:0 0 0 1px var(--color-highlighter-edge)}.workspace-exercise-dot[data-tone=completed]{background:var(--color-ok);box-shadow:none}.workspace-exercise.is-new{color:var(--color-graphite)}.workspace-exercise:has(>[data-tone=completed]){color:var(--color-graphite)}.workspace-exercise-plus{width:7px;height:7px;color:var(--color-pencil);flex:none;overflow:visible}.workspace-exercises-status{color:var(--color-graphite);font:400 12px/16px var(--font-sans);padding:6px 8px}.workspace-exercise-row{position:relative}.workspace-exercise-more{background:var(--color-raised);width:22px;height:22px;box-shadow:0 0 0 1px var(--color-rule);color:var(--color-ink);cursor:pointer;opacity:0;border:0;border-radius:4px;place-items:center;padding:0;display:grid;position:absolute;top:4px;right:4px}.workspace-exercise-row:hover>.workspace-exercise-more,.workspace-exercise-more[aria-expanded=true]{opacity:1}.workspace-exercise-more:focus-visible{opacity:1}.workspace-exercise-row:is(:hover,:has(>.workspace-exercise-more:focus-visible),:has(>.workspace-exercise-more[aria-expanded=true]))>.workspace-exercise{padding-right:30px}.workspace-exercise-row:has(>.workspace-exercise-more[aria-expanded=true])>.workspace-exercise:not([aria-current=page]){background:var(--color-desk-deep)}.workspace-exercise-more:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}.playground-menu-anchor{pointer-events:none;width:0;height:0;position:fixed}.playground-menu .playground-menu-delete{height:auto;min-height:44px;padding-block:6px}.playground-menu .playground-menu-delete>span{flex-direction:column;gap:1px;display:flex}.playground-menu .playground-menu-delete small{color:var(--color-tertiary);font:400 12px/16px var(--font-sans);margin:0}:root[data-theme=dark] .workspace-exercise:hover{background:#ffffff0f}:root[data-theme=dark] .workspace-exercise[aria-current=page]{background:var(--color-raised)}@media (min-width:901px) and (max-width:1024px){.workspace-sidebar:not(.is-drawer) .workspace-exercises{align-items:center;padding:2px 0 0}.workspace-sidebar:not(.is-drawer) .workspace-exercise{justify-content:center;width:40px;height:28px;padding:0}.workspace-sidebar:not(.is-drawer) .workspace-exercise>span:not(.sr-only){clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.workspace-sidebar:not(.is-drawer) .workspace-exercise-more{display:none}.workspace-sidebar:not(.is-drawer) .workspace-exercise-row:is(:hover,:has(>.workspace-exercise-more:focus-visible),:has(>.workspace-exercise-more[aria-expanded=true]))>.workspace-exercise{padding-right:0}}.playground-view{background:var(--color-desk-deep)}.playground-view>.practice-notice{border-bottom:1px solid var(--color-rule);background:var(--color-paper);color:var(--color-ink);font:400 13px/18px var(--font-sans);margin:0;padding:10px 20px}.playground-body,.playground-body.has-margin{flex:1;min-height:0;display:flex;position:relative}.playground-working{background:var(--color-desk-deep);flex-direction:column;flex:1;align-items:center;min-width:0;min-height:0;padding:28px 24px 0;display:flex;overflow:hidden}.playground-working>:is(.playground-notes-panel,.playground-code-panel){flex-direction:column;flex:1;align-items:center;width:100%;min-height:0;display:flex}.playground-working>[role=tabpanel][hidden]{display:none}.playground-empty{background:var(--color-paper);width:min(640px,100%);box-shadow:var(--shadow-sheet);border-radius:8px;flex-direction:column;gap:12px;padding:32px 40px 28px;display:flex}.playground-empty h2{color:var(--color-ink);font:500 26px/32px var(--font-serif);letter-spacing:-.01em;margin:0}.playground-empty p{max-width:480px;color:var(--color-graphite);font:400 15px/22px var(--font-sans);margin:0}.playground-empty .playground-empty-eyebrow{color:var(--color-graphite);font:600 11px/14px var(--font-sans);letter-spacing:.08em;text-transform:uppercase}.playground-empty-actions{flex-wrap:wrap;align-items:center;gap:16px;padding-top:12px;display:flex}.playground-empty .practice-primary{border-radius:var(--radius-sm);background:var(--color-ink);height:32px;min-height:0;color:var(--color-paper);font:600 13px/18px var(--font-sans);border:0;gap:8px;padding:0 14px}.playground-empty .practice-primary:hover:not(:disabled){background:var(--color-ink)}@supports (color:color-mix(in lab, red, red)){.playground-empty .practice-primary:hover:not(:disabled){background:color-mix(in srgb, var(--color-ink) 86%, var(--color-paper))}}.playground-empty .practice-primary:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.playground-empty small{color:var(--color-graphite);font:400 12px/17px var(--font-sans)}.playground-notes-panel{container:playground-notes/inline-size}.playground-sheet-frame{width:min(640px,100%);min-height:0;box-shadow:var(--shadow-sheet);flex-direction:column;flex:1;display:flex;overflow:hidden}.playground-question-column{border-bottom:1px solid var(--color-rule);background:var(--color-paper);flex-direction:column;flex:none;max-height:40%;display:flex;overflow:auto}.playground-sheet{background:linear-gradient(var(--color-grid) 1px, transparent 1px) 0 0 / 24px 24px, linear-gradient(90deg, var(--color-grid) 1px, transparent 1px) 0 0 / 24px 24px, var(--color-paper);flex-direction:column;flex:1;width:100%;min-height:0;display:flex;overflow:hidden}@container playground-notes (width>=1180px){.playground-sheet-frame{width:auto;box-shadow:none;flex-direction:row;justify-content:center;gap:28px;overflow:visible}.playground-question-column{width:440px;max-height:100%;box-shadow:var(--shadow-sheet);border-bottom:0;align-self:flex-start}.playground-sheet{width:680px;box-shadow:var(--shadow-sheet);flex:none}}.playground-question{background:var(--color-paper);flex-direction:column;flex:none;gap:10px;padding:28px 40px 24px;display:flex}.playground-question-head{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:10px 16px;display:flex}.playground-question-head h2{color:var(--color-graphite);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase;margin:0 auto 0 0}.playground-question-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px 14px;min-width:0;display:flex}.playground-question-actions>*+:before{content:"";background:var(--color-rule);width:1px;height:12px;margin-right:14px}.playground-question-actions>.practice-source-link{width:auto;color:var(--color-ballpoint);font:500 12px/16px var(--font-sans);white-space:nowrap;cursor:pointer;background:0 0;border:0;align-items:center;gap:2px;margin:0;padding:0;display:inline-flex}.playground-question-actions>.practice-source-link:hover{text-underline-offset:2px;text-decoration:underline}.playground-question-actions .practice-variation{border:0;align-items:center;gap:10px;width:auto;margin:0;padding:0;display:flex}@container playground-notes (width>=1180px){.playground-question-head{grid-template-columns:auto 1fr;display:grid}.playground-question-head>.playground-question-actions{justify-self:end}.playground-question-head>.playground-question-start{grid-column:1/-1;justify-self:end}}.playground-question-action{color:var(--color-graphite);font:500 12px/16px var(--font-sans);white-space:nowrap;cursor:pointer;background:0 0;border:0;padding:0}.playground-question-action:hover:not(:disabled){color:var(--color-ink)}.playground-question-text .markdown-content{color:var(--color-ink);font:400 18px/28px var(--font-serif)}.playground-question-text .markdown-content>:first-child{margin-top:0}.playground-question-text .markdown-content>:last-child{margin-bottom:0}.playground-question figure{margin:0}.playground-question figcaption{color:var(--color-graphite);font:400 12px/16px var(--font-sans)}.playground-question-field{resize:none;border-radius:var(--radius-sm);background:var(--color-raised);width:100%;min-height:104px;box-shadow:inset 0 0 0 1px var(--color-ring-soft);color:var(--color-ink);font:400 18px/28px var(--font-serif);border:0;padding:10px 12px}.playground-view .playground-question-field:focus-visible{box-shadow:inset 0 0 0 1.5px var(--color-ballpoint), 0 0 0 3px #2447d629;outline:none}.playground-question-footer{align-items:center;gap:16px;padding-top:4px;display:flex}.playground-question-reading{border-radius:var(--radius-sm);background:var(--color-desk);align-items:center;gap:10px;min-height:64px;padding:10px 12px;display:flex}.playground-question-reading>span:last-child{flex-direction:column;gap:2px;display:flex}.playground-question-reading strong{color:var(--color-ink);font:500 14px/20px var(--font-sans)}.playground-question-reading small{color:var(--color-graphite);font:400 12px/16px var(--font-sans)}.playground-question-footer .practice-question-note{color:var(--color-graphite);font:400 12px/17px var(--font-sans);flex:1;margin:0}.playground-question .practice-primary,.practice-variation-preview .practice-primary{border-radius:var(--radius-sm);background:var(--color-ink);height:32px;min-height:0;color:var(--color-paper);font:600 13px/18px var(--font-sans);white-space:nowrap;border:0;padding:0 14px}.playground-question .practice-primary:hover:not(:disabled),.practice-variation-preview .practice-primary:hover:not(:disabled){background:var(--color-ink)}@supports (color:color-mix(in lab, red, red)){.playground-question .practice-primary:hover:not(:disabled),.practice-variation-preview .practice-primary:hover:not(:disabled){background:color-mix(in srgb, var(--color-ink) 86%, var(--color-paper))}}.playground-question .playground-question-edit{min-height:0;color:var(--color-graphite);font:500 12px/16px var(--font-sans);background:0 0;border:0;align-self:flex-start;padding:0}.playground-question .playground-question-edit:hover:not(:disabled){color:var(--color-ink)}.practice-generated-label,.practice-question-error{color:var(--color-graphite);font:400 12px/16px var(--font-sans);margin:0}.practice-question-error{color:var(--color-redpen)}.playground-variation-slot:empty{display:none}.playground-variation-slot{overscroll-behavior:contain;border-bottom:1px solid var(--color-rule);background:var(--color-paper);flex:none;max-height:48%;padding:0 40px 22px;overflow:auto}.practice-variation-preview{background:var(--color-ballpoint-faint);box-shadow:inset 3px 0 0 var(--color-ballpoint);border-radius:8px;flex-direction:column;gap:10px;padding:16px 18px;display:flex}.practice-variation-head{justify-content:space-between;align-items:center;gap:12px;display:flex}.practice-variation-label{color:var(--color-ballpoint);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase}.practice-variation-head>span:last-child{color:var(--color-graphite);font:400 12px/16px var(--font-sans)}.practice-variation-preview h3{color:var(--color-ink);font:600 15px/21px var(--font-sans);outline:none;margin:0}.practice-variation-question .markdown-content{color:var(--color-ink);font:400 17px/26px var(--font-serif)}.practice-variation-question .markdown-content>:first-child{margin-top:0}.practice-variation-question .markdown-content>:last-child{margin-bottom:0}.practice-variation-note{color:var(--color-graphite);font:400 12px/17px var(--font-sans);margin:0}.practice-variation-actions{justify-content:space-between;align-items:center;gap:8px;padding-top:4px;display:flex}.practice-variation-actions>span{gap:4px;display:flex}.practice-variation-actions .practice-quiet{border-radius:var(--radius-sm);height:30px;min-height:0;color:var(--color-ink);font:500 13px/18px var(--font-sans);background:0 0;border:0;align-items:center;gap:6px;padding:0 10px;display:inline-flex}.practice-variation-actions .practice-quiet.is-muted{color:var(--color-graphite)}.practice-variation-actions .practice-quiet:hover:not(:disabled){background:#1414140d}.practice-variation-error{color:var(--color-redpen);font:400 12px/16px var(--font-sans);margin:0}.practice-variation-error.is-alone{border-radius:var(--radius-sm);background:var(--color-redpen);padding:10px 12px}@supports (color:color-mix(in lab, red, red)){.practice-variation-error.is-alone{background:color-mix(in srgb, var(--color-redpen) 5%, var(--color-paper))}}.practice-variation-error.is-alone{box-shadow:inset 3px 0 0 var(--color-redpen);font-size:12px;line-height:17px}.playground-sheet .worksheet-picker{border:0;flex:none;align-items:center;gap:4px;height:auto;padding:14px 32px 0;display:flex}.playground-sheet .worksheet-tab-item{background:#fffc;border-radius:5px;height:26px}.playground-sheet .worksheet-tab-item .compact-tab{height:26px;min-height:26px;color:var(--color-graphite);font:500 12px/16px var(--font-sans);background:0 0;border:0;padding:0 10px}.playground-sheet .worksheet-tab-item.is-active{background:var(--color-ink)}.playground-sheet .worksheet-tab-item.is-active .compact-tab,.playground-sheet .worksheet-tab-item.is-active .worksheet-tab-options{color:var(--color-paper)}.playground-sheet .worksheet-tab-item .worksheet-tab-options{width:20px;height:22px;color:var(--color-graphite)}.playground-sheet .worksheet-tab-item.is-active .worksheet-tab-options:hover{background:#ffffff24}.playground-sheet .worksheet-picker>button:not(.worksheet-tab-options){height:26px;color:var(--color-graphite);font:400 14px/16px var(--font-sans);background:0 0;border:0;padding:0 8px}.playground-sheet .practice-notes-content{flex-direction:column;flex:1;min-height:0;display:flex}.playground-sheet .worksheet-editor{background:0 0}.playground-sheet .worksheet-prose{max-width:none;color:var(--color-ink);font:400 17px/27px var(--font-serif);padding:22px 40px 120px}.playground-sheet .worksheet-prose h1{font:600 18px/24px var(--font-sans);letter-spacing:0;margin:0 0 14px}.playground-sheet .worksheet-prose h2,.playground-sheet .worksheet-prose h3{font:600 15px/22px var(--font-sans);letter-spacing:0;margin:28px 0 14px}.playground-sheet .worksheet-prose p{margin:0 0 14px}.playground-sheet .worksheet-prose [data-type=block-math]{margin:14px 0;padding:4px 0 4px 18px}.playground-sheet .worksheet-prose>:first-child{margin-top:0}.playground-sheet .worksheet-prose :is(.katex-display,.katex-display>.katex){text-align:left}.playground-sheet .worksheet-picker{flex-wrap:wrap}.playground-sheet .worksheet-picker-tools{margin-left:auto;display:flex}.playground-sheet.is-plain{background:var(--color-paper)}.playground-sheet .worksheet-grid-toggle{height:26px;color:var(--color-graphite);font:500 12px/16px var(--font-sans);cursor:pointer;background:0 0;border:0;border-radius:5px;flex:none;align-items:center;gap:6px;margin-left:8px;padding:0 8px;display:inline-flex}.playground-sheet .worksheet-grid-toggle[aria-pressed=true]{background:var(--color-paper);box-shadow:inset 0 0 0 1px var(--color-rule)}.playground-sheet .worksheet-grid-toggle:hover{color:var(--color-ink)}.playground-sheet .worksheet-grid-toggle:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}.playground-sheet .worksheet-picker-tools:empty+.worksheet-grid-toggle{margin-left:auto}.playground-sheet .worksheet-formatting{box-shadow:none;background:0 0;border:0;border-radius:0;gap:2px;margin:0;padding:0;position:static}.playground-sheet .worksheet-formatting button{width:26px;height:26px;color:var(--color-graphite);border-radius:5px}.playground-sheet .worksheet-formatting button:hover:not(:disabled){color:var(--color-ink);background:#1414140d}.playground-sheet .worksheet-formatting .worksheet-source-button{margin-left:0}:root[data-theme=dark] .playground-sheet .worksheet-formatting button:hover:not(:disabled){background:#ffffff0f}.playground-code-panel{gap:0}.playground-code-card{background:var(--color-code);width:min(800px,100%);min-height:0;box-shadow:var(--shadow-sheet);border-radius:8px 8px 0 0;flex-direction:column;flex:1;display:flex;overflow:hidden}.playground-code-card>.playground-code-actions{border-bottom:1px solid var(--color-rule);flex:none;align-items:center;gap:10px;height:52px;padding:0 12px 0 16px;display:flex}.playground-code-card>.playground-code-actions[hidden]{display:none}.playground-code-actions .playground-run-button[data-compact-ui]{border-radius:var(--radius-sm);background:var(--color-ink);height:32px;color:var(--color-paper);font:600 13px/18px var(--font-sans);border:0;gap:8px;padding:0 12px}.playground-code-actions .playground-run-button[data-compact-ui] kbd{color:var(--color-ink-muted);font:400 11px/14px var(--font-mono)}.playground-code-actions .playground-run-button[data-compact-ui]:disabled{opacity:1;background:var(--color-disabled);color:var(--color-pencil)}.playground-code-actions .playground-run-button[data-compact-ui]:disabled kbd{color:inherit}.playground-run-cancel,.playground-code-button{border-radius:var(--radius-sm);height:32px;box-shadow:inset 0 0 0 1px var(--color-ring);color:var(--color-ink);font:500 13px/18px var(--font-sans);white-space:nowrap;background:0 0;border:0;align-items:center;gap:6px;padding:0 10px;display:inline-flex}.playground-code-button:hover:not(:disabled),.playground-run-cancel:hover:not(:disabled){background:var(--color-desk)}.playground-code-parameters{color:var(--color-graphite);font:400 11px/14px var(--font-mono)}.playground-code-limit{border-radius:var(--radius-sm);height:32px;color:var(--color-graphite);font:500 13px/18px var(--font-sans);white-space:nowrap;background:0 0;border:0;align-items:center;gap:6px;padding:0 10px;display:inline-flex}.playground-code-limit:hover,.playground-code-limit[data-state=open]{background:var(--color-desk);color:var(--color-ink)}.playground-code-spacer{flex:1}.playground-code-actions .playground-connection{border-radius:var(--radius-sm);height:32px;box-shadow:inset 0 0 0 1px var(--color-ring);color:var(--color-ink);font:500 13px/18px var(--font-sans);white-space:nowrap;background:0 0;border:0;align-items:center;gap:8px;margin:0;padding:0 10px;display:inline-flex}.playground-code-actions .playground-connection[data-connected=true]{background:var(--color-desk);box-shadow:none}.playground-code-actions .playground-connection-dot{background:var(--color-pencil);width:7px;height:7px;box-shadow:none;border-radius:50%}.playground-code-actions .playground-connection[data-connected=true] .playground-connection-dot{background:var(--color-ok);box-shadow:none}.playground-code-actions .playground-connection[data-state=open]{background:var(--color-desk-deep);box-shadow:inset 0 0 0 1.5px var(--color-ink)}.practice-matlab-popover[data-compact-ui]{border-radius:var(--radius-md);background:var(--lg-surface-raised);width:380px;color:var(--color-ink);box-shadow:var(--shadow-popover);font:400 12px/16px var(--font-sans);overflow-wrap:anywhere;flex-direction:column;padding:0;display:flex}.practice-matlab-popover header{flex-direction:column;gap:4px;padding:16px 18px 12px;display:flex}.practice-matlab-popover h2{color:var(--color-ink);font:600 14px/20px var(--font-sans);margin:0}.practice-matlab-popover p{color:var(--color-graphite);font:400 12px/17px var(--font-sans);margin:0}.practice-matlab-popover .practice-matlab-status{font-size:13px;line-height:18px}.practice-matlab-popover .practice-matlab-error{color:var(--color-redpen)}.practice-matlab-body{flex-direction:column;gap:6px;padding:4px 18px 0;display:flex}.practice-matlab-body+footer{margin-top:16px}.practice-matlab-field{color:var(--color-graphite);font:500 12px/16px var(--font-sans);flex-direction:column;gap:6px;display:flex}.practice-matlab-select{display:flex;position:relative}.practice-matlab-select select{-webkit-appearance:none;appearance:none;border-radius:var(--radius-sm);background:var(--lg-surface-raised);width:100%;height:34px;box-shadow:inset 0 0 0 1px var(--color-rule);color:var(--color-ink);font:500 13px/18px var(--font-sans);border:0;padding:0 32px 0 12px}.practice-matlab-select svg{color:var(--color-graphite);pointer-events:none;position:absolute;top:11px;right:10px}.practice-matlab-find{flex-wrap:wrap;gap:14px;padding-top:2px;display:flex}.practice-matlab-find button{color:var(--color-ballpoint);font:500 12px/16px var(--font-sans);cursor:pointer;background:0 0;border:0;padding:0}.practice-matlab-find button:hover:not(:disabled){text-decoration:underline}.practice-matlab-find button:disabled{color:var(--color-pencil);cursor:default}.practice-matlab-capabilities{border-radius:var(--radius-sm);background:var(--color-desk);margin:0;padding:6px 12px}.practice-matlab-capabilities div{justify-content:space-between;gap:12px;padding:3px 0;display:flex}.practice-matlab-capabilities dt{color:var(--color-ink);font-weight:500}.practice-matlab-capabilities dd{color:var(--color-graphite);text-align:right;margin:0}.practice-matlab-notes{flex-direction:column;gap:10px;padding:12px 18px 16px;display:flex}.practice-matlab-notes p{color:var(--color-tertiary)}.practice-matlab-checkbox{color:var(--color-graphite);font:400 12px/16px var(--font-sans);align-items:center;gap:8px;display:flex}.practice-matlab-checkbox input{width:14px;height:14px;accent-color:var(--color-ink);margin:0}.practice-matlab-popover footer{border-top:1px solid var(--color-rule);justify-content:flex-end;gap:8px;padding:12px 18px;display:flex}.practice-matlab-popover footer button{border-radius:var(--radius-sm);height:32px;color:var(--color-ink);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;padding:0 12px}.practice-matlab-popover footer button:hover:not(:disabled){background:var(--color-desk)}.practice-matlab-popover footer .is-primary{background:var(--color-ink);color:var(--color-paper);padding:0 14px;font-weight:600}.practice-matlab-popover footer .is-primary:hover:not(:disabled){background:var(--color-ink)}@supports (color:color-mix(in lab, red, red)){.practice-matlab-popover footer .is-primary:hover:not(:disabled){background:color-mix(in srgb, var(--color-ink) 86%, var(--color-paper))}}.practice-matlab-popover footer .is-primary:disabled{opacity:.4;cursor:default}.practice-matlab-popover :is(button,select,input):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}.playground-code-actions .playground-code-more[data-compact-ui]{width:32px;height:32px;color:var(--color-graphite)}.playground-code-actions :is(button):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}.playground-code-card>.practice-run-notice{border-bottom:1px solid var(--color-rule);color:var(--color-redpen);font:400 13px/18px var(--font-sans);margin:0;padding:10px 16px}.playground-code-draft{border-bottom:1px solid var(--color-ballpoint-edge);background:var(--color-ballpoint-soft);color:var(--color-ink);font:400 13px/18px var(--font-sans);flex:none;align-items:center;gap:12px;margin:0;padding:10px 16px;display:flex}.playground-code-draft:before{content:"";background:var(--color-ballpoint);border-radius:2px;flex:none;width:3px;height:18px}:root[data-theme=dark] .playground-code-draft{background:var(--color-ballpoint-faint)}.playground-code-draft>p{flex:1;min-width:0;margin:0}.playground-code-draft>button{color:var(--color-graphite);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;flex:none;padding:0}.playground-code-draft>button.is-keep{color:var(--color-ink);font-weight:600}.playground-code-draft>button:hover:not(:disabled){color:var(--color-ink);text-underline-offset:3px;text-decoration:underline}.playground-code-draft>button:disabled{color:var(--color-pencil);cursor:default}.playground-code-draft>button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px;border-radius:2px}.playground-code-draft-error{border-bottom:1px solid var(--color-rule);color:var(--color-redpen);font:400 13px/18px var(--font-sans);flex:none;margin:0;padding:8px 16px}.playground-code-host .cm-drafted-line,.playground-code-host .cm-activeLine.cm-drafted-line{background:var(--color-ballpoint-faint)}.playground-code-host .cm-gutterElement.cm-drafted-gutter{background:var(--color-ballpoint-faint);box-shadow:inset 3px 0 0 var(--color-ballpoint);color:var(--color-ballpoint)}.playground-code-card .playground-code-editor{flex-direction:column;flex:1;min-height:0;display:flex}.playground-code-card .playground-code-host{border:0;flex:1;min-height:0;padding:14px 0 0}.playground-code-card .cm-editor.cm-focused{outline:none}.playground-code-card .playground-editor-status{border-top:1px solid var(--color-rule);background:var(--color-desk);height:28px;color:var(--color-graphite);font:400 11px/14px var(--font-mono);flex:none;align-items:center;gap:12px;padding:0 16px;display:flex}.playground-code-card .playground-editor-language{flex:1}.playground-code-card .playground-editor-position+.playground-editor-indent{margin-left:-12px}.playground-code-card .playground-editor-position+.playground-editor-indent:before{content:" · "}.playground-code-panel>.playground-output{border-top:1px solid var(--color-ring);background:var(--color-paper);flex:none;width:min(800px,100%);box-shadow:0 1px 2px #14141414}.playground-code-panel>.playground-output>.practice-output-header{border-bottom:1px solid var(--color-rule);gap:16px;height:40px;padding:0 12px 0 0}.playground-output .playground-output-toggle{width:auto;min-height:40px;color:var(--color-ink);font:600 13px/18px var(--font-sans);flex:none;gap:8px;padding:0 0 0 16px}.playground-output .practice-output-summary{min-width:0;color:var(--color-graphite);font:400 12px/16px var(--font-sans);white-space:nowrap;text-overflow:ellipsis;align-items:center;gap:6px;margin:0;display:flex;overflow:hidden}.practice-output-summary>i{background:var(--color-ok);border-radius:50%;flex:none;width:7px;height:7px}.practice-output-summary[data-status=failed]>i{background:var(--color-redpen)}.practice-output-summary[data-status=cancelled]>i{background:var(--color-pencil)}.practice-output-summary[data-status=timed-out]>i{background:var(--color-warn)}.playground-output .practice-output-spacer{flex:1}.playground-output .practice-output-body :is(.practice-run-status,.practice-output-parameters){display:none}.playground-output .practice-output-header select{height:28px;color:var(--color-graphite);font:500 12px/16px var(--font-sans);background:0 0;border:0}.playground-output .practice-output-body,.playground-code-panel>.playground-output>div:not(.practice-output-header){padding:0}.playground-output .practice-output-body>p{color:var(--color-graphite);font:400 13px/18px var(--font-sans);margin:0;padding:14px 16px}.playground-output .practice-run-result{min-height:100%;display:flex}.playground-output .practice-run-result>pre{background:var(--color-console);color:var(--color-ink);font:400 12px/19px var(--font-mono);white-space:pre-wrap;flex:1;margin:0;padding:14px 16px}.playground-output .practice-run-plots{border-left:1px solid var(--color-rule);flex:0 0 300px;place-items:center;padding:12px;display:grid}.playground-chat-slot{flex:0 0 var(--playground-chat-width,360px);min-width:0;display:flex;position:relative}.playground-chat-slot[hidden]{display:none}.playground-chat-slot>.playground-pane-resizer.is-chat{width:10px;inset:0 auto 0 -5px}.playground-chat-slot>.worksheet-chat{border-left:1px solid var(--color-rule);background:var(--color-paper);flex:1;min-width:0}.worksheet-chat-head{border-bottom:1px solid var(--color-rule);flex:none;padding:14px 20px}.worksheet-mode{flex-direction:column;gap:8px;display:flex}.worksheet-mode-switch{background:var(--color-desk);border-radius:7px;gap:2px;height:28px;padding:2px;display:flex}.worksheet-mode-switch button{height:24px;color:var(--color-graphite);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;border-radius:5px;flex:1;padding:0 8px}.worksheet-mode-switch button:hover{color:var(--color-ink)}.worksheet-mode-switch button[aria-pressed=true]{background:var(--color-raised);color:var(--color-ink);font-weight:600;box-shadow:0 1px 2px #1414141f}.worksheet-mode-switch button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:-2px}.worksheet-mode-description{color:var(--color-graphite);font:400 12px/16px var(--font-sans);align-items:flex-start;gap:8px;display:flex}.worksheet-mode-description>span{flex:1}.worksheet-mode-description .worksheet-context-popover>summary{width:22px;height:22px;margin:-3px -4px 0 0}:root[data-theme=dark] .worksheet-mode-switch button[aria-pressed=true]{background:var(--color-raised)}.worksheet-chat .worksheet-chat-messages{padding:18px 20px 6px}.worksheet-chat .worksheet-chat-message{color:var(--color-ink);font:400 15px/23px var(--font-serif);margin:0 0 16px}.worksheet-chat .worksheet-chat-message.is-user{background:var(--color-desk);width:fit-content;max-width:88%;font:500 15px/22px var(--font-sans);border-radius:14px 14px 4px;margin-left:auto;padding:10px 14px}.worksheet-chat .worksheet-chat-message.is-user:has(.message-edit){background:0 0;width:auto;max-width:none;padding:0}.worksheet-chat .worksheet-chat-message.is-user>.markdown-content{background:0 0;border-radius:0;padding:0}.worksheet-chat .worksheet-chat-message.is-user .message-edit-trigger{border-radius:5px;width:24px;height:24px;inset:8px auto auto -30px}.worksheet-chat .worksheet-chat-message.is-assistant .markdown-content:where(:not(.answer-context *)){color:var(--color-ink);font:400 15px/23px var(--font-serif)}.worksheet-chat .worksheet-chat-message.is-assistant .markdown-content:where(:not(.answer-context *))>p:first-child:not(:only-child){font:500 17px/24px var(--font-serif)}.worksheet-chat .worksheet-chat-message.is-assistant .markdown-content:where(:not(.answer-context *)) :is(p,ul,ol,pre,blockquote,table,.katex-display){margin:0 0 10px}.worksheet-chat .worksheet-chat-message.is-assistant .markdown-content:where(:not(.answer-context *))>:last-child{margin-bottom:0}.worksheet-chat .worksheet-chat-message.is-user .markdown-content{color:var(--color-ink);font:500 15px/22px var(--font-sans)}.worksheet-chat .worksheet-chat-message .markdown-content :is(h1,h2,h3,h4){font-family:var(--font-serif)}.worksheet-chat .worksheet-agent-change{border-radius:var(--radius-sm);background:var(--color-desk);color:var(--color-ink);font:400 12px/16px var(--font-sans);border:0;margin:0 0 16px;padding:8px 10px;position:relative}.worksheet-chat .worksheet-agent-change.is-code{border-radius:var(--radius-md);padding:12px}.worksheet-chat .worksheet-agent-change.is-code>details>summary{font:600 13px/18px var(--font-sans);gap:8px}.worksheet-chat .worksheet-agent-change.is-code>details>summary>svg{color:var(--color-ballpoint)}.worksheet-chat .worksheet-agent-change.is-code>.worksheet-agent-undo{color:var(--color-ink);font-weight:600;top:13px;right:12px}.worksheet-chat .worksheet-agent-diff{flex-direction:column;gap:8px;margin-top:8px;padding-left:22px;display:flex}.worksheet-chat .worksheet-agent-diff:empty{display:none}.worksheet-chat .worksheet-agent-diff>code{color:var(--color-ok-mark);font:400 11px/17px var(--font-mono);text-overflow:ellipsis;white-space:pre;overflow:hidden}.worksheet-chat .worksheet-agent-diff>code.is-removed{color:var(--color-redpen)}.worksheet-chat .worksheet-agent-marked{color:var(--color-graphite);font:400 12px/16px var(--font-sans);margin:8px 0 0;padding-left:22px}.worksheet-chat .worksheet-agent-change>details>summary{cursor:pointer;align-items:center;gap:10px;padding-right:44px;list-style:none;display:flex}.worksheet-chat .worksheet-agent-change>details>summary::-webkit-details-marker{display:none}.worksheet-chat .worksheet-agent-change>details>summary>svg{color:var(--color-ok-mark);flex:none}.worksheet-chat .worksheet-agent-change>details>summary>svg.lucide-undo-2{color:var(--color-graphite)}.worksheet-chat .worksheet-agent-change>details>summary:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px;border-radius:3px}.worksheet-chat .worksheet-agent-change>details>:not(summary){color:var(--color-graphite);margin:8px 0 0}.worksheet-chat .worksheet-agent-change pre{color:var(--color-ink);font:400 11px/16px var(--font-mono)}.worksheet-chat .worksheet-agent-undo{color:var(--color-ballpoint);font:500 12px/16px var(--font-sans);cursor:pointer;background:0 0;border:0;padding:0;position:absolute;top:8px;right:10px}.worksheet-chat .worksheet-coach-help{border-top:1px solid var(--color-rule);flex-direction:column;gap:1px;margin:16px 0 0;padding-top:12px;display:flex}.worksheet-chat .worksheet-coach-help>p{color:var(--color-graphite);font:400 12px/16px var(--font-sans);margin:0;padding-bottom:6px}.worksheet-chat .worksheet-coach-help>div{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.worksheet-chat .worksheet-coach-help button{border-radius:var(--radius-sm);height:28px;box-shadow:inset 0 0 0 1px var(--color-ring-soft);color:var(--color-ink);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;padding:0 10px}.worksheet-chat .worksheet-coach-help button.is-quiet{box-shadow:none;color:var(--color-graphite);padding:0 6px}.worksheet-chat .worksheet-coach-help button:hover:not(:disabled){background:var(--color-desk);color:var(--color-ink)}.worksheet-chat .worksheet-coach-help button:disabled{color:var(--color-pencil);cursor:default}.worksheet-chat .worksheet-coach-help button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.worksheet-chat .worksheet-agent-undo:hover:not(:disabled){text-decoration:underline}.worksheet-chat .worksheet-agent-undo:disabled{color:var(--color-pencil);cursor:default}.worksheet-chat .worksheet-agent-undo:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px;border-radius:3px}.worksheet-chat .worksheet-chat-empty{max-width:none;color:var(--color-graphite);font:400 13px/19px var(--font-sans);margin:16px 0}.worksheet-chat .worksheet-chat-composer{border:1px solid var(--color-ring-soft);border-radius:var(--radius-md);background:var(--color-raised);flex:none;margin:12px 16px 16px;padding:12px 12px 10px 14px;box-shadow:0 1px 2px #1414140a}.worksheet-chat .worksheet-chat-composer:focus-within{border-color:var(--color-ink)}.worksheet-chat .worksheet-chat-composer textarea{field-sizing:content;resize:none;min-height:20px;max-height:160px;color:var(--color-ink);font:400 14px/20px var(--font-sans);padding:0}.worksheet-chat .worksheet-composer-controls .practice-quiet{width:22px;height:22px;min-height:0;color:var(--color-graphite);margin-left:-3px;padding:0}.worksheet-chat .worksheet-composer-controls .practice-quiet:hover:not(:disabled){background:var(--color-desk);color:var(--color-ink)}.worksheet-chat .worksheet-chat-composer textarea::placeholder{color:var(--color-pencil)}.worksheet-chat .worksheet-composer-controls{gap:10px;padding-top:10px}.worksheet-chat .worksheet-model-trigger[data-compact-ui]{height:24px;color:var(--color-graphite);font:500 12px/16px var(--font-sans);border:0;gap:3px;padding:0 4px}.worksheet-chat .worksheet-send{background:var(--color-ink);width:28px;height:28px;color:var(--color-paper);border-radius:7px}.worksheet-chat .worksheet-send:disabled{background:var(--color-disabled)}:root[data-theme=dark] .worksheet-chat .worksheet-send:disabled{color:var(--color-pencil)}.playground-overview{background:var(--color-desk);flex:1;width:100%;max-width:none;margin:0;padding:48px 48px 64px;overflow:auto}.playground-overview-column{flex-direction:column;gap:28px;width:min(760px,100%);margin:0 auto;display:flex}.playground-overview-heading{flex-direction:column;gap:6px;margin:0;display:flex}.playground-overview .playground-overview-heading h2{color:var(--color-ink);font:500 34px/40px var(--font-serif);letter-spacing:-.02em;margin:0}.playground-overview .playground-overview-heading p{color:var(--color-graphite);font:400 15px/22px var(--font-sans);margin:0}.playground-overview-status{color:var(--color-graphite);font:400 14px/20px var(--font-sans);margin:0}.playground-overview .playground-book-list{flex-direction:column;gap:10px;display:flex}.playground-overview .playground-book-row{border-radius:var(--radius-md);background:var(--color-paper);width:100%;box-shadow:0 0 0 1px var(--color-rule), 0 1px 2px #1414140a;color:var(--color-ink);text-align:left;cursor:pointer;border:0;align-items:center;gap:16px;padding:16px 20px;display:flex}.playground-overview .playground-book-row:hover{box-shadow:0 0 0 1px var(--color-ring), 0 2px 6px #1414140f}.playground-overview .playground-book-row:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.playground-overview .playground-book-row.is-unassigned{box-shadow:inset 0 0 0 1px var(--color-disabled);background:0 0}.playground-book-covers{color:var(--color-graphite);flex:0 0 40px;justify-content:center;display:flex}.playground-book-covers>i{background:var(--color-paper);width:26px;height:36px;box-shadow:inset 0 0 0 1.3px var(--color-graphite);border-radius:2px;flex:none}.playground-book-covers.is-pair>i{width:22px;height:34px;box-shadow:inset 0 0 0 1.2px var(--color-graphite), 0 0 0 2px var(--color-paper)}.playground-book-covers.is-pair>i+i{position:relative;top:3px;left:-8px}.playground-book-text{flex-direction:column;flex:1;gap:6px;min-width:0;display:flex}.playground-book-text.is-tight{gap:2px}.playground-book-text strong{color:var(--color-ink);font:600 15px/22px var(--font-sans)}.playground-book-text small{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.playground-book-name{align-items:baseline;gap:10px;min-width:0;display:flex}.playground-book-name strong{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.playground-book-name small{flex:none}.playground-book-exercises{flex-wrap:wrap;gap:4px 14px;min-width:0;display:flex}.playground-book-exercises>span{min-width:0;color:var(--color-ink);font:400 13px/18px var(--font-sans);align-items:center;gap:6px;display:inline-flex}.playground-book-exercises>span>i{width:7px;height:7px;box-shadow:inset 0 0 0 1.2px var(--color-pencil);border-radius:4px;flex:none}.playground-book-exercises>span[data-tone=active]>i{background:var(--color-highlighter);box-shadow:0 0 0 1px var(--color-highlighter-edge-soft)}.playground-book-exercises>span[data-tone=completed]{color:var(--color-graphite)}.playground-book-exercises>span[data-tone=completed]>i{background:var(--color-ok);box-shadow:none}.playground-book-date{color:var(--color-tertiary);font:400 12px/16px var(--font-sans);flex:none}.playground-overview .playground-book-row>.playground-book-chevron{color:var(--color-pencil);flex:none}.playground-available-books{flex-direction:column;gap:12px;padding-top:8px;display:flex}.playground-available-head{flex-wrap:wrap;align-items:baseline;gap:4px 12px;display:flex}.playground-overview .playground-available-head h3{color:var(--color-ink);font:600 20px/26px var(--font-serif);margin:0}.playground-overview .playground-available-head p{color:var(--color-graphite);font:400 13px/18px var(--font-sans);margin:0}.playground-start-list{flex-wrap:wrap;gap:8px;display:flex}.playground-start-list>button{background:var(--color-paper);height:36px;box-shadow:0 0 0 1px var(--color-rule);color:var(--color-ink);font:500 13px/18px var(--font-sans);cursor:pointer;border:0;border-radius:8px;align-items:center;gap:10px;padding:0 12px 0 10px;display:inline-flex}.playground-start-list>button:hover{box-shadow:0 0 0 1px var(--color-ring)}.playground-start-list>button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.playground-start-list>button>i{background:var(--color-paper);width:14px;height:20px;box-shadow:inset 0 0 0 1.2px var(--color-graphite);border-radius:1.5px;flex:none}.playground-start-action{color:var(--color-ballpoint)}:root[data-theme=dark] .playground-overview .playground-book-row{background:var(--color-raised);box-shadow:0 0 0 1px var(--color-ring)}:root[data-theme=dark] .playground-overview .playground-book-row.is-unassigned{background:0 0}:root[data-theme=dark] .playground-start-list>button{background:var(--color-raised);box-shadow:0 0 0 1px var(--color-ring)}:root[data-theme=dark] :is(.playground-question,.playground-variation-slot){background:var(--color-paper)}:root[data-theme=dark] .playground-sheet .worksheet-tab-item{background:#ffffff0f}:root[data-theme=dark] .playground-sheet .worksheet-tab-item.is-active{background:var(--color-ink)}:root[data-theme=dark] .playground-code-panel>.playground-output{box-shadow:var(--shadow-sheet);border-top-color:#0000}@media (max-width:760px){.playground-body.has-margin{flex-direction:column;overflow-y:auto}.playground-working{padding:16px 12px 0}.playground-body.has-margin .playground-working{flex:none;min-height:520px}.playground-chat-slot{flex:none;min-height:420px}.playground-chat-slot>.playground-pane-resizer.is-chat{display:none}.playground-question,.playground-variation-slot,.playground-sheet .worksheet-prose{padding-inline:20px}}.playground-code-card{--code-keyword:var(--color-ink);--code-function:var(--color-ballpoint);--code-number:#276b44;--code-string:#8e3324;--code-comment:var(--color-graphite);--code-operator:var(--color-ink);--code-background:var(--color-code);--code-gutter:var(--color-code);--code-active-line:#fafaf8}.playground-code-card .playground-code-host .cm-editor{font-size:13px}.playground-code-card .playground-code-host .cm-scroller{font-family:var(--font-mono);line-height:22px}.playground-code-card .playground-code-host .cm-content{padding:0 0 24px}.playground-code-card .playground-code-host .cm-line{padding:0 16px 0 0}.playground-code-card .playground-code-host .cm-gutters{min-width:48px;color:var(--color-gutter);border:0}.playground-code-card .playground-code-host .cm-lineNumbers .cm-gutterElement{min-width:48px;padding:0 16px 0 0;font-size:12px}.playground-code-card .playground-code-host .cm-activeLineGutter{color:var(--color-ink)}:root[data-theme=dark] .playground-code-card{--code-active-line:#252528;--code-number:#7fd19e;--code-string:#e8c27a;--code-keyword:var(--color-ink);--code-function:#a9b8ff}.worksheet-prose .is-equation-editing{background:var(--color-ballpoint-faint);box-shadow:inset 0 0 0 1.5px var(--color-ballpoint);border-radius:5px;outline:0;padding:2px 8px}.worksheet-equation-popover{z-index:90;width:min(400px,100vw - 24px);max-height:var(--radix-popover-content-available-height);border-radius:var(--radius-md);background:var(--lg-surface-raised);color:var(--color-ink);box-shadow:var(--shadow-popover);font:400 12px/16px var(--font-sans);overflow-wrap:anywhere;flex-direction:column;display:flex;overflow:auto}.worksheet-equation-popover .worksheet-equation-preview{border-radius:0;margin:0;padding:16px}.worksheet-equation-popover header{justify-content:space-between;align-items:center;gap:8px;padding:10px 10px 8px 14px;display:flex}.worksheet-equation-popover header p{align-items:baseline;gap:8px;min-width:0;margin:0;display:flex}.worksheet-equation-popover header strong{color:var(--color-ink);font:600 13px/18px var(--font-sans)}.worksheet-equation-popover header span{color:var(--color-graphite);font:400 12px/16px var(--font-sans)}.worksheet-equation-popover header div{flex:none;align-items:center;gap:2px;display:flex}.worksheet-equation-popover button{color:var(--color-ink);font:500 12px/16px var(--font-sans);cursor:pointer;background:0 0;border:0;justify-content:center;align-items:center;display:inline-flex}.worksheet-equation-popover button:disabled{opacity:.45;cursor:default}.worksheet-equation-popover :is(button,textarea):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}.worksheet-equation-symbols-toggle{border-radius:6px;height:26px;padding:0 8px}.worksheet-equation-symbols-toggle:hover,.worksheet-equation-symbols-toggle[aria-expanded=true]{background:var(--color-desk-deep)}.worksheet-equation-popover .worksheet-equation-close{width:26px;height:26px;color:var(--color-graphite);border-radius:6px}.worksheet-equation-popover .worksheet-equation-close:hover{background:var(--color-desk)}.worksheet-equation-symbols{flex-wrap:wrap;gap:6px;padding:0 14px 10px;display:flex}.worksheet-equation-symbols button{height:28px;box-shadow:inset 0 0 0 1px var(--color-rule);color:var(--color-graphite);font:400 12px/16px var(--font-sans);border-radius:6px;gap:6px;padding:0 9px}.worksheet-equation-symbols button:hover:not(:disabled){background:var(--color-desk)}.worksheet-equation-symbols button>span{color:var(--color-ink);font:400 14px/18px var(--font-pdf)}.worksheet-equation-symbols button>span.is-italic{font-style:italic}.worksheet-equation-field{padding:0 14px}.worksheet-equation-field textarea{field-sizing:content;resize:none;background:var(--color-desk);width:100%;min-height:39px;max-height:200px;box-shadow:inset 0 0 0 1.5px var(--color-ballpoint);color:var(--color-ink);font:400 12px/19px var(--font-mono);border:0;border-radius:6px;margin:0;padding:10px 12px;display:block}.worksheet-equation-field textarea:focus-visible{box-shadow:inset 0 0 0 1.5px var(--color-ballpoint), 0 0 0 3px #2447d629;outline:none}.worksheet-equation-popover footer{align-items:center;gap:8px;padding:10px 14px 12px;display:flex}.worksheet-equation-popover footer>span{flex:1}.worksheet-equation-display{background:var(--color-desk);border-radius:6px;gap:2px;height:28px;padding:2px;display:flex}.worksheet-equation-display button{height:24px;color:var(--color-graphite);border-radius:4px;padding:0 8px}.worksheet-equation-display button[aria-pressed=true]{background:var(--lg-surface-raised);box-shadow:var(--shadow-pressed);color:var(--color-ink)}.worksheet-equation-popover .worksheet-equation-chat{border-radius:6px;height:30px;padding:0 10px;font-size:13px;line-height:18px}.worksheet-equation-popover .worksheet-equation-chat:hover:not(:disabled){background:var(--color-desk)}.worksheet-equation-popover .worksheet-equation-done{background:var(--color-ink);height:30px;color:var(--color-paper);font:600 13px/18px var(--font-sans);border-radius:6px;gap:8px;padding:0 12px}.worksheet-equation-popover .worksheet-equation-done:hover:not(:disabled){background:var(--color-ink)}@supports (color:color-mix(in lab, red, red)){.worksheet-equation-popover .worksheet-equation-done:hover:not(:disabled){background:color-mix(in srgb, var(--color-ink) 86%, var(--color-paper))}}.worksheet-equation-done kbd{color:var(--color-paper)}@supports (color:color-mix(in lab, red, red)){.worksheet-equation-done kbd{color:color-mix(in srgb, var(--color-paper) 60%, transparent)}}.worksheet-equation-done kbd{font:400 11px/14px var(--font-sans)}.worksheet-equation-popover>.worksheet-editor-notice{color:var(--color-graphite);font:400 12px/16px var(--font-sans);margin:0;padding:0 14px 12px}.playground-exercise-stage{flex-direction:column;flex:1;align-items:center;gap:12px;width:100%;min-height:0;padding:20px 24px 28px;display:flex;overflow:auto}.discussion-exercise{border-radius:var(--radius-md);background:var(--color-paper);width:min(640px,100%);box-shadow:0 0 0 1px var(--color-rule);flex-direction:column;flex:none;display:flex}.discussion-exercise-head{justify-content:space-between;align-items:center;gap:12px;padding:18px 24px 0;display:flex}.discussion-exercise-head h2{color:var(--color-tertiary);font:400 11px/14px var(--font-mono);letter-spacing:.08em;text-transform:uppercase;margin:0}.discussion-exercise-page{color:var(--color-ballpoint);font:500 13px/18px var(--font-sans);white-space:nowrap;cursor:pointer;background:0 0;border:0;flex:none;padding:0}.discussion-exercise-page:hover{text-underline-offset:3px;text-decoration:underline}.discussion-exercise-question{box-sizing:border-box;resize:none;border-radius:var(--radius-sm);width:calc(100% - 32px);color:var(--color-ink);font:400 22px/32px var(--font-serif);background:0 0;border:0;margin:8px 16px 0;padding:6px 8px;display:block;overflow:hidden}textarea.discussion-exercise-question{field-sizing:content;min-height:76px}.discussion-exercise-question.is-reading{cursor:text}.discussion-exercise-question.is-reading[aria-disabled=true]{cursor:default}.discussion-exercise-question .markdown-content{color:inherit;font:inherit}.discussion-exercise-question .markdown-content>:first-child{margin-top:0}.discussion-exercise-question .markdown-content>:last-child{margin-bottom:0}.discussion-exercise-question.is-reading:not([aria-disabled=true]):hover{background:var(--color-desk)}.discussion-exercise-question:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:0;background:0 0}.discussion-exercise-from{color:var(--color-tertiary);font:400 13px/18px var(--font-sans);margin:0;padding:6px 24px 20px}.discussion-exercise-error{color:var(--color-redpen);font:400 13px/18px var(--font-sans);margin:0;padding:0 24px 16px}.discussion-exercise-foot{border-top:1px solid var(--color-rule);align-items:center;gap:12px;padding:12px 16px 12px 24px;display:flex}.discussion-exercise-foot p{min-width:0;color:var(--color-tertiary);font:400 13px/18px var(--font-sans);flex:1;margin:0}.discussion-exercise-foot button{border-radius:var(--radius-sm);height:32px;font:500 13px/18px var(--font-sans);cursor:pointer;border:0;flex:none;align-items:center;display:inline-flex}.discussion-exercise-another{color:var(--color-graphite);background:0 0;padding:0 12px}.discussion-exercise-another:hover:not(:disabled){background:var(--color-desk);color:var(--color-ink)}.discussion-exercise-start{background:var(--color-ink);color:var(--color-paper);padding:0 14px}.discussion-exercise-foot button:disabled{cursor:default;opacity:.5}.discussion-exercise-foot button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.discussion-exercise-page:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.playground-exercise-stage>.practice-question-error{width:min(640px,100%)}@media (max-width:640px){.discussion-exercise-foot{flex-wrap:wrap}.discussion-exercise-foot p{flex-basis:100%}}.site-download-hero{padding:104px var(--site-gutter) 96px;justify-content:space-between;align-items:center;gap:80px;display:flex}.site-download-copy{flex-direction:column;flex:0 680px;gap:28px;min-width:0;display:flex}.site-download-detected{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.site-download-copy h1{max-width:560px;font:500 80px/84px var(--font-serif);letter-spacing:-.035em}.site-download-intro{max-width:560px;color:var(--color-graphite);font:400 18px/28px var(--font-sans)}.download-dev-notice{border-radius:var(--radius-sm);background:var(--color-highlighter-soft);width:fit-content;color:var(--color-ink);font:500 13px/18px var(--font-sans);padding:6px 10px}.download-dev-badge{background:var(--color-highlighter);color:var(--color-print);font:600 10px/14px var(--font-mono);letter-spacing:.08em;border-radius:4px;padding:2px 6px}.download-hero-actions{flex-wrap:wrap;align-items:center;gap:20px;padding-top:4px;display:flex}.download-primary{border-radius:var(--radius-md);background:var(--color-ink);min-height:56px;color:var(--color-paper);text-align:left;cursor:pointer;border:0;align-items:center;gap:12px;padding:8px 24px;display:inline-flex}.download-primary:hover{background:var(--color-ink-hover)}.download-primary>span{flex-direction:column;display:flex}.download-primary strong{font:600 16px/20px var(--font-sans)}.download-primary small{color:var(--site-on-ink-muted);font:400 12px/16px var(--font-sans)}.download-alternate{flex-direction:column;gap:4px;display:flex}.download-alternate a{border-bottom:1px solid var(--color-ink);width:fit-content;color:var(--color-ink);font:500 14px/20px var(--font-sans)}.download-alternate a:hover{border-bottom-width:2px}.download-alternate small{color:var(--color-graphite);font:400 12px/16px var(--font-sans)}.site-download-meta{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.site-download-meta a,.download-release-status a{color:inherit;text-decoration:underline;-webkit-text-decoration-color:var(--color-rule);-webkit-text-decoration-color:var(--color-rule);-webkit-text-decoration-color:var(--color-rule);text-decoration-color:var(--color-rule);text-underline-offset:3px}.site-download-meta a:hover,.download-release-status a:hover{color:var(--color-ink);text-decoration-color:currentColor}.site-app-icon{flex:none;place-items:center;width:280px;height:280px;display:grid}.site-app-icon svg{border-radius:49px;width:220px;height:220px;box-shadow:0 28px 56px #14141438,0 4px 12px #1414141f}.site-download-after{padding:40px var(--site-gutter);background:var(--color-desk);gap:32px;display:flex}.site-download-after h2{font:600 24px/30px var(--font-serif);flex:0 0 220px}.site-download-after ol{flex:1 1 0;gap:32px;min-width:0;padding:0;list-style:none;display:flex}.site-download-after li{min-width:0;font:400 15px/22px var(--font-sans);flex:1 1 0;gap:12px;display:flex}.site-download-after li>span{color:var(--color-tertiary);font:400 13px/22px var(--font-mono);flex:0 0 22px}.site-platforms{padding:96px var(--site-gutter) 0;flex-direction:column;display:flex}.site-platforms-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px 24px;padding-bottom:20px;display:flex}.site-platforms-head h2{font:500 40px/46px var(--font-serif);letter-spacing:-.02em}.download-release-status{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.site-platform-list{flex-direction:column;display:flex}.download-platform-card{border-top:1px solid var(--color-rule);align-items:center;gap:24px;padding:22px 0;display:flex}.download-platform-card:first-child{border-top:1.5px solid var(--color-ink)}.download-platform-card:last-child{border-bottom:1px solid var(--color-rule)}.download-platform-copy{flex-direction:column;flex:0 0 220px;gap:2px;display:flex}.download-platform-copy h3{font:600 22px/28px var(--font-serif)}.download-platform-copy p{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.download-platform-actions{flex-wrap:wrap;flex:1 1 0;gap:12px;min-width:0;display:flex}.download-platform-actions a,.download-mac-chooser-actions a{height:44px;box-shadow:inset 0 0 0 1px var(--color-ring);color:var(--color-ink);white-space:nowrap;border-radius:8px;align-items:center;gap:14px;padding:0 16px;text-decoration:none;display:inline-flex}.download-platform-actions a span,.download-mac-chooser-actions a span{font:600 14px/20px var(--font-sans)}.download-platform-actions a small,.download-mac-chooser-actions a small{color:var(--color-graphite);font:400 12px/16px var(--font-sans)}.download-platform-actions a:hover,.download-mac-chooser-actions a:hover{background:var(--color-desk)}.download-platform-actions a.is-primary,.download-mac-chooser-actions a.is-primary{background:var(--color-ink);box-shadow:none;color:var(--color-paper)}.download-platform-actions a.is-primary small,.download-mac-chooser-actions a.is-primary small{color:var(--site-on-ink-muted)}.download-platform-actions a.is-primary:hover,.download-mac-chooser-actions a.is-primary:hover{background:var(--color-ink-hover)}.download-platform-badge{background:var(--color-desk-deep);height:22px;color:var(--color-graphite);font:600 11px/14px var(--font-sans);border-radius:4px;flex:none;align-items:center;padding:0 8px;display:inline-flex}.site-browser{padding:64px var(--site-gutter) 112px}.site-browser>div{background:var(--color-desk);border-radius:14px;justify-content:space-between;align-items:center;gap:48px;padding:36px 40px;display:flex}.site-browser>div>div{flex-direction:column;flex:0 640px;gap:8px;min-width:0;display:flex}.site-browser h2{font:600 28px/34px var(--font-serif)}.site-browser p{color:var(--color-graphite);font:400 15px/23px var(--font-sans)}.site-browser .site-button{background:var(--color-paper);flex:none}.site-browser .site-button:hover{background:var(--site-paper-hover)}.download-mac-chooser{z-index:40;border-radius:var(--radius-md);background:var(--color-paper);width:min(360px,100vw - 32px);color:var(--color-ink);box-shadow:var(--shadow-popover);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;padding:16px 18px}.download-mac-chooser header{justify-content:space-between;align-items:center;gap:12px;display:flex}.download-mac-chooser h2{font:600 14px/20px var(--font-sans);margin:0}.download-mac-chooser header button{border-radius:var(--radius-sm);width:26px;height:26px;color:var(--color-graphite);cursor:pointer;background:0 0;border:0;place-items:center;display:grid}.download-mac-chooser header button:hover{background:var(--color-desk)}.download-mac-chooser p{color:var(--color-graphite);font:400 13px/18px var(--font-sans);margin:6px 0 14px}.download-mac-chooser-actions{flex-direction:column;gap:8px;display:flex}.download-mac-chooser-actions a{justify-content:space-between}.download-other-platforms{color:var(--color-ballpoint);font:500 13px/18px var(--font-sans);margin-top:12px;text-decoration:none;display:inline-block}.download-other-platforms:hover{text-underline-offset:3px;text-decoration:underline}.download-mac-chooser :is(a,button):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}@media (max-width:1180px){.site-download-hero{gap:48px}.site-download-copy h1{font-size:64px;line-height:68px}.site-app-icon{width:220px;height:220px}.site-app-icon svg{border-radius:39px;width:176px;height:176px}}@media (max-width:900px){.site-download-hero{flex-direction:column-reverse;align-items:flex-start;padding-top:56px}.site-download-copy,.site-browser>div>div{flex:none;width:100%}.site-app-icon{width:auto;height:auto}.site-app-icon svg{border-radius:27px;width:120px;height:120px}.site-download-after,.site-download-after ol{flex-direction:column;gap:16px}.site-download-after h2{flex-basis:auto}.download-platform-card{flex-wrap:wrap;gap:14px 24px}.download-platform-copy{flex-basis:100%}.site-browser>div{flex-direction:column;align-items:flex-start;gap:24px;padding:28px 24px}}@media (max-width:640px){.site-download-copy h1{font-size:48px;line-height:52px}.site-platforms{padding-top:64px}.site-platforms-head h2{font-size:32px;line-height:38px}.site-browser{padding-top:48px;padding-bottom:72px}}.public-page,.download-mac-chooser{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--color-paper:#fff;--color-desk:#f4f4f2;--color-desk-deep:#eaeae7;--color-raised:#fff;--color-rule:#e4e4e1;--color-ink:#141414;--color-graphite:#5e5e5e;--color-tertiary:#686862;--color-pencil:#8a8a86;--color-ballpoint:#2447d6;--lg-surface-raised:#fff;--lg-text-3:#686862;--color-ring:#d2d2ce;--color-ring-strong:#a8a8a3;--color-ink-hover:#2a2a2a;--color-on-ink:#fff;--color-ink-soft:#eaeae7;--color-ok:#2e9e5b;--color-ok-soft:#e7f4ec;--color-ok-text:#1f6b3e;--color-ok-mark:#2e7d4f;--color-warn:#c98a12;--color-grid:#eef0f4;--shadow-popover:0 0 0 1px #14141412, 0 16px 40px #14141429, 0 2px 6px #1414140f;--site-on-ink-muted:#a8a8a4;--site-footer-text:#e8e8e6;--site-footer-brand:#ededea;--site-footer-control:#3a3a3a;--site-paper-hover:#fafaf8;--site-chip:#e6ebfc;--site-pdf-text:#444;--site-figure-line:#333}.public-page{--site-gutter:max(24px, calc((100% - 1200px) / 2));background:var(--color-paper);height:100dvh;color:var(--color-ink);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-synthesis:none;scroll-behavior:smooth;flex-direction:column;scroll-padding-top:72px;display:flex;overflow:hidden auto}.site-main{flex-direction:column;flex:1 0 auto;display:flex}:where(.public-page) :where(h1,h2,h3,p,ol,ul,dl,dd,figure){margin:0}:where(.public-page) a{color:inherit;text-decoration:none}.public-page :where(a,button,select):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:3px;border-radius:4px}.site-arrow-link{width:fit-content;color:var(--color-ballpoint);font:500 15px/23px var(--font-sans)}.site-arrow-link:hover{text-underline-offset:3px;text-decoration:underline}.site-eyebrow{color:var(--color-graphite);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase}.site-header{z-index:30;height:72px;padding-inline:var(--site-gutter);border-bottom:1px solid var(--color-rule);background:var(--color-paper);flex:none;justify-content:space-between;align-items:center;gap:24px;display:flex;position:sticky;top:0}.site-header-start{align-items:center;gap:48px;min-width:0;display:flex}.site-wordmark{color:var(--color-ink);flex:none;align-items:center;gap:9px;display:inline-flex}.site-wordmark .brand-logo-glyph{flex:none;width:26px;height:26px}.site-wordmark>span:not(.download-dev-badge,.product-stage-badge){font:500 22px/26px var(--font-serif);letter-spacing:-.02em}.site-nav,.site-nav-links{align-items:center;gap:28px;display:flex}.site-nav a,.site-header-link{color:var(--color-ink);font:500 15px/20px var(--font-sans);white-space:nowrap}.site-nav a[aria-current=page]{font-weight:600}.site-nav a:hover,.site-header-link:hover{color:var(--color-graphite)}.site-header-end{flex:none;align-items:center;gap:20px;display:flex}.site-header-button{background:var(--color-ink);height:40px;color:var(--color-paper);font:600 15px/20px var(--font-sans);white-space:nowrap;border-radius:8px;align-items:center;gap:8px;padding:0 16px;display:inline-flex}.site-header-button:hover{background:var(--color-ink-hover)}.site-menu{display:none}.site-menu>summary{width:40px;height:40px;color:var(--color-ink);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;margin-right:-8px;list-style:none;display:flex}.site-menu>summary::-webkit-details-marker{display:none}.site-menu>summary:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:0}.site-menu-close,.site-menu[open] .site-menu-open{display:none}.site-menu[open] .site-menu-close{display:block}.site-menu-panel{padding:8px var(--site-gutter) 16px;border-block:1px solid var(--color-rule);background:var(--color-paper);flex-direction:column;display:flex;position:absolute;top:100%;left:0;right:0;box-shadow:0 12px 24px #1414140f}.site-menu-panel a{border-bottom:1px solid var(--color-rule);color:var(--color-ink);font:500 17px/24px var(--font-sans);padding:14px 0}.site-menu-panel a:last-child{border-bottom:0}.site-menu-panel a[aria-current=page]{font-weight:600}.site-button{background:var(--color-ink);height:48px;color:var(--color-paper);font:600 15px/20px var(--font-sans);white-space:nowrap;cursor:pointer;border:0;border-radius:10px;justify-content:center;align-items:center;gap:10px;padding:0 20px;display:inline-flex}.site-button.is-large{height:52px;padding-inline:22px;font-size:16px;line-height:22px}.site-button.is-outline{box-shadow:inset 0 0 0 1.5px var(--color-ink);color:var(--color-ink);background:0 0;padding-inline:20px}.site-button.is-inverse{background:var(--color-paper);color:var(--color-ink)}.site-button.is-outline.is-on-ink{box-shadow:inset 0 0 0 1.5px var(--color-graphite);color:var(--color-paper)}.site-button:hover{background:var(--color-ink-hover)}.site-button.is-outline:hover{background:var(--color-desk)}.site-button.is-inverse:hover{background:var(--site-footer-brand)}.site-button.is-outline.is-on-ink:hover{background:#ffffff14}.site-cta .site-button:focus-visible{outline-color:var(--color-paper)}.site-marked{width:fit-content;font-style:italic;display:inline-flex;position:relative}.site-marked:before{content:"";background:var(--color-highlighter);transform-origin:0 0;border-radius:4px;height:.646em;position:absolute;top:.3125em;left:-.104em;right:-.146em;transform:rotate(-1deg)}.site-marked>span{position:relative}.site-hero{padding:104px var(--site-gutter) 64px;flex-direction:column;gap:36px;display:flex}.site-hero h1{color:var(--color-ink);font:500 96px/98px var(--font-serif);letter-spacing:-.035em;flex-direction:column;align-items:flex-start;display:flex}.site-hero-sub{justify-content:space-between;align-items:flex-end;gap:64px;display:flex}.site-hero-sub>p{color:var(--color-graphite);font:400 20px/31px var(--font-sans);flex:0 560px}.site-hero-actions{flex-direction:column;align-items:flex-end;gap:12px;display:flex}.site-hero-actions>div{align-items:center;gap:16px;display:flex}.site-hero-actions>p{color:var(--color-graphite);font:400 13px/18px var(--font-sans);text-align:right}.site-product{padding-inline:var(--site-gutter);justify-content:center;display:flex;position:relative}.site-product-band{background:var(--color-desk);position:absolute;inset:160px 0 0}.site-product-window{aspect-ratio:1200/750;border-radius:var(--radius-window);background:var(--color-desk);width:min(1200px,100%);position:relative;overflow:hidden;box-shadow:0 0 0 1px #1414141a,0 30px 80px #1414142e,0 8px 20px #14141414;container-type:inline-size}.site-product-window img{object-fit:cover;width:100%;height:100%;display:block}.site-how{padding:120px var(--site-gutter) 112px;background:var(--color-desk);flex-direction:column;gap:56px;display:flex}.site-section-head{justify-content:space-between;align-items:flex-end;gap:48px;display:flex}.site-section-head h2,.site-features>h2{color:var(--color-ink);font:500 56px/60px var(--font-serif);letter-spacing:var(--tracking-display)}.site-section-head h2{max-width:640px}.site-section-head p{color:var(--color-graphite);font:400 17px/26px var(--font-sans);flex:0 380px}.site-steps{gap:32px;padding:0;list-style:none;display:flex}.site-steps>li{flex-direction:column;flex:1 1 0;gap:20px;min-width:0;display:flex}.site-step-caption{gap:14px;display:flex}.site-step-caption>span{color:var(--color-tertiary);font:400 13px/26px var(--font-mono);flex:none}.site-step-caption>div{flex-direction:column;gap:6px;display:flex}.site-step-caption h3{font:600 24px/30px var(--font-serif)}.site-step-caption p{color:var(--color-graphite);font:400 15px/23px var(--font-sans)}.site-visual{background:var(--color-paper);height:220px;color:var(--color-ink);border-radius:12px;flex-direction:column;flex:none;display:flex;overflow:hidden}.site-visual.is-discussion{gap:10px;padding:24px}.site-visual.is-open-pages{gap:6px;padding:18px 20px}.site-visual-label{color:var(--color-tertiary);font:400 11px/14px var(--font-mono);letter-spacing:.08em;text-transform:uppercase;padding-bottom:4px}.site-visual-suggestion{border-radius:var(--radius-sm);background:var(--color-desk);gap:10px;padding:8px 12px;display:flex}.site-visual-suggestion>span:first-child{color:var(--color-graphite);font:400 13px/18px var(--font-sans);flex:none}.site-visual-suggestion>span:last-child{flex-direction:column;gap:1px;min-width:0;display:flex}.site-visual-suggestion strong{font:400 13px/18px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.site-visual-suggestion small{color:var(--color-tertiary);font:400 11px/14px var(--font-sans)}.site-visual-question{font:600 14px/20px var(--font-sans);gap:10px;display:flex}.site-visual i{font-style:italic}.site-visual-question:before{content:"";background:var(--color-highlighter);border-radius:2px;flex:none;width:3px}.site-visual-lead{font:500 17px/23px var(--font-serif)}.site-visual-answer{font:400 14px/21px var(--font-serif)}.site-visual-chips{gap:6px;padding-top:2px;display:flex}.site-visual-chips span{background:var(--site-chip);height:22px;color:var(--color-ballpoint);font:500 12px/16px var(--font-sans);border-radius:4px;align-items:center;padding:0 7px;display:inline-flex}.site-visual.is-notes{padding:20px 24px}.site-visual-book{font:600 15px/20px var(--font-serif);padding-bottom:8px}.site-visual-note{border-top:1px solid var(--color-rule);gap:10px;padding:9px 0;display:flex}.site-visual-note>i{background:var(--color-highlighter);border-radius:2px;flex:none;width:3px}.site-visual-note[data-tone=pink]>i{background:var(--color-hl-pink)}.site-visual-note[data-tone=green]>i{background:var(--color-hl-green)}.site-visual-note p{flex-direction:column;gap:2px;min-width:0;display:flex}.site-visual-note strong{font:500 13px/18px var(--font-sans);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.site-visual-note:first-of-type strong{font-weight:600}.site-visual-note small{color:var(--color-tertiary);font:400 11px/14px var(--font-sans)}.site-features{padding:120px var(--site-gutter);flex-direction:column;gap:56px;display:flex}.site-feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:56px 48px;display:grid}.site-feature-grid article{flex-direction:column;gap:18px;min-width:0;display:flex}.site-feature-grid h3{font:600 26px/32px var(--font-serif)}.site-feature-grid article>p{max-width:480px;color:var(--color-graphite);font:400 16px/25px var(--font-sans)}.site-feature-visual{background:var(--color-desk);height:280px;color:var(--color-ink);border-radius:12px;flex:none;justify-content:center;align-items:center;gap:22px;display:flex;overflow:hidden}.site-feature-visual.is-tall{height:400px}.site-feature-visual i{font-style:italic}.site-figure{background:var(--color-paper);color:var(--site-figure-line);border-radius:4px;flex-direction:column;flex:none;align-items:center;gap:6px;padding:14px 16px 12px;display:flex;position:relative;box-shadow:0 1px 2px #14141414}.site-figure svg{font-family:var(--font-pdf);display:block}.site-figure p{color:var(--site-pdf-text);font:400 9px/11px var(--font-pdf);letter-spacing:.1em}.site-figure-selection{border:1.5px solid var(--color-ballpoint);background:#2447d60f;position:absolute;inset:6px}.site-figure-handle{border:1.5px solid var(--color-ballpoint);background:var(--color-paper);width:7px;height:7px;position:absolute}.site-figure-handle.is-start{top:3px;left:3px}.site-figure-handle.is-end{bottom:3px;right:3px}.site-card{background:var(--color-paper);border-radius:8px;flex-direction:column;flex:none;gap:10px;display:flex;box-shadow:0 1px 3px #14141414}.site-card-title{font:600 12px/16px var(--font-sans)}.site-card.is-answered{width:380px;padding:16px 18px}.site-card dl{flex-direction:column;gap:10px;display:flex}.site-card dl>div{font:400 12px/17px var(--font-sans);gap:12px;display:flex}.site-card dt{color:var(--color-graphite);flex:0 0 84px}.site-card.is-figure-question{width:220px;box-shadow:0 0 0 1.5px var(--color-ballpoint);border-radius:10px;gap:8px;padding:12px}.site-card.is-figure-question>p:last-child{font:400 13.5px/19px var(--font-sans)}.site-figure-attached{color:var(--color-graphite);font:400 12px/16px var(--font-sans);align-items:center;gap:8px;display:flex}.site-figure-attached>span{width:40px;height:34px;box-shadow:0 0 0 1.5px var(--color-hl-pink);color:var(--color-ink);border-radius:4px;flex:none;justify-content:center;align-items:center;display:flex}.site-card-label{color:var(--color-tertiary);font:600 10px/13px var(--font-sans);letter-spacing:.08em;text-transform:uppercase}.site-card.is-exercise{border-radius:6px;width:232px;padding:14px 16px}.site-card.is-exercise p:not(.site-card-label){font:400 13px/19px var(--font-serif)}.site-card.is-exercise hr{background:var(--color-rule);border:0;height:1px;margin:0}.site-card.is-exercise .site-exercise-step{font-size:12.5px;line-height:18px}.site-card.is-coach{border-radius:10px;gap:7px;width:276px;padding:14px 16px;box-shadow:0 0 0 1px #1414141a,0 8px 20px #14141414}.site-card.is-coach p{font:400 12.5px/18px var(--font-serif)}.site-card.is-coach .is-display{text-align:center}.site-card.is-coach .site-card-head{color:var(--color-graphite);font:400 11px/14px var(--font-sans);justify-content:space-between;align-items:center;display:flex}.site-card.is-coach .site-coach-actions{font:400 11px/14px var(--font-sans);gap:6px;padding-top:4px;display:flex}.site-coach-actions>span{box-shadow:0 0 0 1px var(--color-rule);white-space:nowrap;border-radius:6px;padding:3px 8px}.site-coach-actions>span:last-child{box-shadow:none;color:var(--color-graphite);padding:3px 4px}.site-card.is-private{width:360px;padding:18px 20px}.site-card ul{flex-direction:column;gap:10px;padding:0;list-style:none;display:flex}.site-card li{font:400 13px/19px var(--font-sans);gap:8px;display:flex}.site-card li>span{color:var(--color-ok-mark);flex:0 0 14px}.site-card li[data-stays]>span{color:var(--color-redpen)}.site-pricing{padding:0 var(--site-gutter) 120px;gap:48px;display:flex}.site-pricing-head{flex-direction:column;flex:0 0 360px;gap:14px;display:flex}.site-pricing-head h2{font:500 40px/46px var(--font-serif);letter-spacing:-.02em}.site-plans{border-top:1.5px solid var(--color-ink);flex:1 1 0;min-width:0;display:flex}.site-plan{flex-direction:column;flex:1 1 0;gap:10px;min-width:0;padding-top:24px;display:flex}.site-plan:first-child{border-right:1px solid var(--color-rule);padding-right:32px}.site-plan+.site-plan{padding-left:32px}.site-plan-head{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.site-plan-head strong{font:600 16px/22px var(--font-sans)}.site-plan-name{align-items:center;gap:8px;display:flex}.site-badge{background:var(--color-desk);height:20px;color:var(--color-graphite);font:600 11px/14px var(--font-sans);border-radius:4px;align-items:center;padding:0 7px;display:inline-flex}.site-price{font:400 28px/32px var(--font-serif);white-space:nowrap;align-items:baseline;gap:4px;display:inline-flex}.site-price small{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.site-plan>p:not(.site-plan-head){color:var(--color-graphite);font:400 14px/22px var(--font-sans)}.site-cta{padding:120px var(--site-gutter);background:var(--color-ink);color:var(--color-paper);flex-direction:column;align-items:flex-start;gap:36px;display:flex}.site-cta h2{font:500 72px/78px var(--font-serif);letter-spacing:-.03em;flex-direction:column;align-items:flex-start;display:flex}.site-cta .site-marked{color:var(--color-ink)}.site-cta .site-marked:before{border-radius:3px;height:.972em;top:.083em;left:-.111em;right:-.167em}.site-cta-actions{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.site-cta-actions>p{color:var(--site-on-ink-muted);font:400 14px/20px var(--font-sans);padding-left:8px}.public-footer{padding:56px var(--site-gutter) 64px;border-top:1px solid var(--color-ink-hover);background:var(--color-ink);color:var(--site-footer-text);flex:none;justify-content:space-between;align-items:flex-start;gap:48px;display:flex}.site-footer-brand{flex-direction:column;flex:0 340px;gap:12px;display:flex}.site-wordmark.is-light{color:var(--site-footer-brand);gap:10px}.site-wordmark.is-light .brand-logo-glyph{width:28px;height:28px}.site-wordmark.is-light>span{font:500 24px/28px var(--font-serif);letter-spacing:-.02em}.site-footer-brand p{color:var(--site-on-ink-muted);font:400 14px/21px var(--font-sans)}.site-footer-nav{flex-wrap:wrap;gap:32px 64px;display:flex}.site-footer-nav>div{flex-direction:column;align-items:flex-start;gap:10px;display:flex}.site-footer-nav h2{color:var(--color-pencil);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase}.site-footer-nav a{color:var(--site-footer-text);font:400 14px/20px var(--font-sans)}.site-footer-nav a:hover{color:var(--color-paper);text-underline-offset:3px;text-decoration:underline}.public-footer :is(a,select):focus-visible{outline-color:var(--color-paper)}.public-language-select{display:inline-flex;position:relative}.public-language-select select{field-sizing:content;border-radius:var(--radius-sm);-webkit-appearance:none;appearance:none;height:32px;box-shadow:inset 0 0 0 1px var(--site-footer-control);color:var(--site-footer-text);font:400 14px/20px var(--font-sans);cursor:pointer;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath d='M2.5 3.8L5 6.3l2.5-2.5' fill='none' stroke='%23A8A8A4' stroke-width='1.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") right 10px center/10px no-repeat;border:0;padding:0 28px 0 10px}.public-language-select select:hover{box-shadow:inset 0 0 0 1px var(--color-graphite)}.public-language-select option{background:var(--color-paper);color:var(--color-ink)}.site-intro{padding:96px var(--site-gutter) 56px;justify-content:space-between;align-items:flex-end;gap:48px;display:flex}.site-intro>div{flex-direction:column;gap:16px;min-width:0;display:flex}.site-intro h1{max-width:700px;font:500 80px/84px var(--font-serif);letter-spacing:-.035em}.site-intro>p{color:var(--color-graphite);font:400 17px/26px var(--font-sans);flex:0 440px;padding-bottom:8px}.site-support-body{padding:0 var(--site-gutter) 120px;gap:48px;display:flex}.site-support-card{background:var(--color-desk);border-radius:14px;flex-direction:column;flex:0 560px;gap:18px;min-width:0;padding:32px;display:flex}.site-support-card h2{font:600 28px/34px var(--font-serif)}.site-support-card>p{color:var(--color-graphite);font:400 15px/23px var(--font-sans)}.site-address{background:var(--color-paper);box-shadow:0 0 0 1px var(--color-rule);border-radius:10px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;display:flex}.site-address a{min-width:0;color:var(--color-ink);font:500 17px/24px var(--font-sans);overflow-wrap:anywhere}.site-address a:hover{text-underline-offset:3px;text-decoration:underline}.site-address button{border-radius:var(--radius-sm);background:var(--color-ink);height:32px;color:var(--color-paper);font:600 13px/18px var(--font-sans);cursor:pointer;border:0;flex:none;padding:0 12px}.site-address button:hover{background:var(--color-ink-hover)}.site-address-error{color:var(--color-redpen);font:400 13px/18px var(--font-sans);flex-basis:100%}.site-support-note{background:var(--color-paper);box-shadow:0 0 0 1px var(--color-rule);border-radius:10px;flex-direction:column;gap:6px;padding:14px 16px;display:flex}.site-support-note h3{color:var(--color-graphite);font:600 12px/16px var(--font-sans);letter-spacing:.06em;text-transform:uppercase}.site-support-note p{font:400 14px/21px var(--font-sans)}.site-support-aside{flex-direction:column;flex:1 1 0;gap:28px;min-width:0;padding-top:8px;display:flex}.site-support-aside>section:first-child{flex-direction:column;gap:14px;display:flex}.site-support-aside>section:first-child h2{font:600 24px/30px var(--font-serif)}.site-numbered{flex-direction:column;padding:0;list-style:none;display:flex}.site-numbered li{border-top:1px solid var(--color-rule);font:400 15px/22px var(--font-sans);gap:14px;padding:12px 0;display:flex}.site-numbered li:last-child{border-bottom:1px solid var(--color-rule)}.site-numbered li>span{color:var(--color-tertiary);font:400 12px/22px var(--font-mono);flex:0 0 22px}.site-callout{box-shadow:inset 0 0 0 1.5px var(--color-ink);border-radius:12px;gap:14px;padding:18px 20px;display:flex}.site-callout>svg{flex:none}.site-callout>div{flex-direction:column;flex:1 1 0;gap:4px;display:flex}.site-callout h2{font:600 15px/22px var(--font-sans)}.site-callout p{color:var(--color-graphite);font:400 14px/21px var(--font-sans)}.site-legal-body{padding:96px var(--site-gutter) 120px;align-items:flex-start;gap:96px;display:flex}.site-legal-nav{flex-direction:column;flex:0 0 220px;gap:4px;padding-top:8px;display:flex}.site-legal-nav>p:first-child{color:var(--color-graphite);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase;padding:0 0 10px 12px}.site-legal-nav a{border-radius:var(--radius-sm);height:34px;color:var(--color-graphite);font:400 14px/20px var(--font-sans);flex:none;align-items:center;padding:0 12px;display:flex}.site-legal-nav a:hover{color:var(--color-ink)}.site-legal-nav a[aria-current=page]{background:var(--color-desk);color:var(--color-ink);font-weight:600}.site-legal-updated{color:var(--color-graphite);font:400 12px/17px var(--font-sans);padding:18px 12px 0}.site-legal-article{flex-direction:column;flex:0 680px;gap:36px;min-width:0;display:flex}.site-legal-article>header{flex-direction:column;gap:18px;display:flex}.site-legal-article h1{font:500 60px/64px var(--font-serif);letter-spacing:-.03em}.site-legal-article>header p{color:var(--color-graphite);font:400 19px/29px var(--font-sans)}.site-legal-article section{border-top:1px solid var(--color-rule);flex-direction:column;gap:10px;padding-top:28px;display:flex}.site-legal-article h2{font:600 24px/30px var(--font-serif)}.site-legal-article section :is(p,li){color:var(--color-graphite);font:400 16px/26px var(--font-sans)}.site-legal-article section ul{flex-direction:column;gap:6px;padding-left:20px;display:flex}.site-legal-article section a{color:var(--color-ink);text-underline-offset:3px;text-decoration:underline}.site-recovery{padding:40px var(--site-gutter) 80px;flex-direction:column;flex:1 0 auto;justify-content:center;gap:40px;display:flex}.site-recovery-message{flex-direction:column;gap:18px;display:flex}.site-recovery-code{color:var(--color-graphite);font:400 13px/18px var(--font-mono)}.site-recovery h1{max-width:900px;font:500 76px/80px var(--font-serif);letter-spacing:-.035em}.site-recovery-message>p:last-child{max-width:620px;color:var(--color-graphite);font:400 18px/28px var(--font-sans)}.site-recovery-choices{flex-direction:column;gap:12px;display:flex}.site-recovery-choices>div{flex-wrap:wrap;gap:12px;display:flex}.site-choice{border-radius:var(--radius-md);width:300px;max-width:100%;height:64px;box-shadow:inset 0 0 0 1px var(--color-ring);color:var(--color-ink);text-align:left;cursor:pointer;background:0 0;border:0;align-items:center;padding:0 20px;display:flex}.site-choice.is-primary{background:var(--color-ink);box-shadow:none;color:var(--color-paper)}.site-choice:hover{background:var(--color-desk)}.site-choice.is-primary:hover{background:var(--color-ink-hover)}.site-choice-label{font:500 15px/20px var(--font-sans);flex:1 1 0;justify-content:space-between;align-items:center;gap:12px;display:flex}.site-choice-label.is-primary{font-weight:600}.site-choice-label>span:last-child{color:var(--color-graphite);font:400 16px/20px var(--font-sans)}.site-choice-label.is-primary>span:last-child{color:var(--color-paper)}@media (max-width:1180px){.site-hero h1{font-size:80px;line-height:84px}.site-hero-sub,.site-section-head,.site-intro{flex-direction:column;align-items:flex-start;gap:28px}.site-hero-actions{align-items:flex-start}.site-hero-actions>p{text-align:left}.site-intro>p{flex-basis:auto;max-width:560px;padding-bottom:0}.site-hero-sub>p,.site-section-head p{flex:none;max-width:560px}.site-legal-body{gap:56px}}@media (min-width:901px) and (max-width:1180px){.site-feature-visual.is-practise>*{zoom:.78}}@media (max-width:900px){.site-header-start{gap:28px}.site-nav,.site-nav-links{gap:20px}.site-header-link{display:none}.site-steps{flex-direction:column;gap:48px}.site-feature-grid{grid-template-columns:minmax(0,1fr)}.site-pricing,.site-support-body,.site-legal-body{flex-direction:column;gap:32px}.site-support-body{align-items:stretch}.site-pricing-head,.site-legal-nav{flex-basis:auto}.site-support-card{flex-basis:auto;width:100%}.site-plans{width:100%}.site-legal-nav{flex-flow:wrap;align-items:center;width:100%}.site-legal-nav>p:first-child{padding:0 8px 0 0}.site-legal-updated{width:100%;padding:8px 0 0}.public-footer{flex-direction:column;gap:40px}.site-footer-brand{flex-basis:auto}}@media (max-width:640px){.public-page{--site-gutter:20px}.site-header{height:64px}.site-header-start{flex:1;justify-content:space-between}.site-nav-links,.site-header-end{display:none}.site-menu{display:block}.public-footer{gap:40px;padding-top:48px;padding-bottom:56px}.site-footer-nav{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 24px;display:grid}.site-footer-nav>div{gap:12px}.site-footer-nav a{font-size:15px;line-height:22px}.site-hero{padding-top:56px;padding-bottom:48px}.site-hero h1{font-size:52px;line-height:56px}.site-hero-sub>p{font-size:18px;line-height:28px}.site-hero-actions>div{flex-direction:column;align-items:stretch;width:100%}.site-hero-actions{width:100%}.site-product-band{top:30%}.site-how,.site-features,.site-cta{padding-top:72px;padding-bottom:72px}.site-section-head h2,.site-features>h2{font-size:40px;line-height:44px}.site-cta h2{font-size:44px;line-height:50px}.site-marked:before{content:none}.site-marked>span{background:linear-gradient(transparent 32%, var(--color-highlighter) 32%, var(--color-highlighter) 94%, transparent 94%);-webkit-box-decoration-break:clone;box-decoration-break:clone;margin:0 -.1em;padding:0 .1em}.site-marked{display:inline}.site-feature-visual{height:220px}.site-feature-visual.is-tall{height:330px}.site-feature-visual>*{zoom:.78}.site-feature-visual.is-practise{gap:10px}.site-feature-visual.is-practise>*{zoom:.6}.site-plans{flex-direction:column}.site-plan:first-child{border-right:0;border-bottom:1px solid var(--color-rule);padding:0 0 24px}.site-plan+.site-plan{padding-left:0}.site-intro{padding-top:56px;padding-bottom:40px}.site-intro h1{font-size:52px;line-height:56px}.site-support-card{padding:24px 20px}.site-legal-body{padding-top:56px;padding-bottom:72px}.site-legal-article h1{font-size:40px;line-height:44px}.site-recovery h1{font-size:48px;line-height:52px}.site-choice{width:100%}}.pricing-intro{padding:96px var(--site-gutter) 48px;justify-content:space-between;align-items:flex-end;gap:48px;display:flex}.pricing-intro h1{font:500 80px/84px var(--font-serif);letter-spacing:-.035em;flex:0 760px}.pricing-intro>p{color:var(--color-graphite);font:400 17px/26px var(--font-sans);flex:0 400px;padding-bottom:8px}.pricing-notice{margin:0 var(--site-gutter) 40px;border-radius:var(--radius-md);background:var(--color-desk);align-items:baseline;gap:6px 12px;padding:12px 16px;display:flex}.pricing-notice-dot{background:var(--color-ballpoint);border-radius:50%;flex:none;width:8px;height:8px;transform:translateY(-1px)}.pricing-notice h2{font:600 14px/20px var(--font-sans);flex:none}.pricing-notice p{color:var(--color-graphite);font:400 14px/20px var(--font-sans)}.pricing-plans{padding-inline:var(--site-gutter);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.pricing-plan{grid-row:span 5;grid-template-rows:subgrid;border-top:2px solid var(--color-ink);border-left:1px solid var(--color-rule);row-gap:20px;min-width:0;padding:28px 28px 32px;display:grid}.pricing-plan:first-child{border-left:0;padding-left:0}.pricing-plan-heading{justify-content:space-between;align-items:center;gap:12px;display:flex}.pricing-plan h2{font:600 16px/22px var(--font-sans)}.pricing-plan-heading>span{background:var(--color-desk);height:22px;font:600 11px/14px var(--font-sans);white-space:nowrap;border-radius:4px;flex:none;align-items:center;padding:0 8px;display:inline-flex}.pricing-plan-heading>span.is-available{background:var(--color-highlighter)}.pricing-amount{flex-wrap:wrap;align-items:baseline;gap:6px;display:flex}.pricing-amount strong{font:500 56px/60px var(--font-serif);letter-spacing:-.02em}.pricing-plan.is-planned .pricing-amount strong{color:var(--color-graphite)}.pricing-amount>span{color:var(--color-graphite);font:400 14px/20px var(--font-sans)}.pricing-plan-description{color:var(--color-graphite);font:400 14px/22px var(--font-sans)}.pricing-plan-action,.pricing-plan-unavailable{height:44px;font:600 15px/20px var(--font-sans);text-align:center;border-radius:8px;justify-content:center;align-items:center;padding:0 12px;display:flex}.pricing-plan-action{box-shadow:inset 0 0 0 1.5px var(--color-ink);color:var(--color-ink)}.pricing-plan-action:hover{background:var(--color-desk)}.pricing-plan-action.is-primary{box-shadow:none;background:var(--color-ink);color:var(--color-paper)}.pricing-plan-action.is-primary:hover{background:var(--color-ink-hover)}.pricing-phone-label{display:none}.pricing-plan-unavailable{background:var(--color-desk);color:var(--color-pencil);font-weight:500}.pricing-plan ul{flex-direction:column;gap:10px;padding:6px 0 0;list-style:none;display:flex}.pricing-plan li{font:400 14px/20px var(--font-sans);gap:10px;display:flex}.pricing-plan li svg{flex:none;margin-top:3px}.pricing-price-note{padding:0 var(--site-gutter);color:var(--color-tertiary);font:400 13px/20px var(--font-sans)}.pricing-questions{padding:112px var(--site-gutter) 120px;gap:64px;display:flex}.pricing-questions>h2{font:500 40px/46px var(--font-serif);letter-spacing:-.02em;flex:0 0 360px}.pricing-question-list{border-top:1px solid var(--color-rule);flex-direction:column;flex:1;min-width:0;display:flex}.pricing-question-list section{border-bottom:1px solid var(--color-rule);gap:40px;padding:24px 0;display:flex}.pricing-question-list h3{font:600 20px/27px var(--font-serif);flex:0 0 300px}.pricing-question-list section p{color:var(--color-graphite);font:400 15px/24px var(--font-sans);flex:1}.pricing-backup-note{color:var(--color-tertiary);font:400 14px/22px var(--font-sans);padding-top:24px}@media (max-width:1180px){.pricing-intro{flex-direction:column;align-items:flex-start;gap:28px}.pricing-intro h1,.pricing-intro>p{flex:none;max-width:760px}.pricing-intro>p{max-width:560px;padding-bottom:0}.pricing-plans{grid-template-columns:repeat(2,minmax(0,1fr))}.pricing-plan:nth-child(odd){border-left:0;padding-left:0}.pricing-questions{flex-direction:column;gap:32px}.pricing-questions>h2{flex-basis:auto}}@media (max-width:900px){.pricing-intro h1{font-size:64px;line-height:68px}.pricing-notice{flex-wrap:wrap}.pricing-notice p{flex-basis:100%;padding-left:20px}.pricing-question-list h3{flex-basis:220px}}@media (max-width:640px){.pricing-intro{gap:20px;padding-top:48px;padding-bottom:32px}.pricing-intro h1{font-size:48px;line-height:50px}.pricing-notice{padding:14px 16px}.pricing-plans{flex-direction:column;gap:16px;display:flex}.pricing-plan{border-left:0;flex-direction:column;gap:18px;padding:24px 0 32px;display:flex}.pricing-plan-description{font-size:15px;line-height:23px}.pricing-plan-action,.pricing-plan-unavailable{border-radius:10px;height:52px;font-size:16px}.pricing-wide-label{display:none}.pricing-phone-label{display:inline}.pricing-plan ul{padding-top:4px}.pricing-plan li{font-size:15px;line-height:22px}.pricing-plan li svg{margin-top:4px}.pricing-questions{gap:24px;padding-top:48px;padding-bottom:72px}.pricing-questions>h2{font-size:34px;line-height:40px}.pricing-question-list section{flex-direction:column;gap:8px;padding:20px 0}.pricing-question-list h3{flex-basis:auto}}@media (max-width:900px){.discussion-panel{opacity:1;width:min(86vw,354px);width:min(86vw, var(--discussion-width));transition:transform .22s;position:fixed;top:0;bottom:0;right:0;transform:translate(105%);box-shadow:-10px 0 40px #141e1733}.discussion-panel.is-open{transform:translate(0)}.discussion-resizer{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.sign-in-page{background:var(--color-desk-deep);height:100dvh;color:var(--color-ink);font-family:var(--font-sans);align-items:flex-start;display:flex;overflow-y:auto}.sign-in-panel{background:var(--color-paper);flex-direction:column;flex:0 0 640px;justify-content:space-between;gap:40px;min-height:100%;padding:40px 72px;display:flex}.sign-in-brand{width:fit-content;color:var(--color-ink);align-items:center;gap:9px;text-decoration:none;display:inline-flex}.sign-in-brand>span{flex:none;place-items:center;width:26px;height:26px;display:grid}.sign-in-brand svg{width:100%;height:100%}.sign-in-brand>strong{font:500 22px/26px var(--font-serif);letter-spacing:-.02em}.sign-in-main,.sign-in-copy{flex-direction:column;gap:22px;display:flex}.sign-in-copy>span{color:var(--color-graphite);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase}.sign-in-copy h1{font:500 56px/60px var(--font-serif);letter-spacing:-.03em;margin:0}.sign-in-copy p{max-width:440px;color:var(--color-graphite);font:400 17px/26px var(--font-sans);margin:0}.sign-in-continue{flex-direction:column;gap:12px;width:min(360px,100%);display:flex}.sign-in-actions{flex-direction:column;gap:8px;display:flex}.sign-in-actions button{background:var(--color-ink);height:48px;color:var(--color-paper);font:600 15px/20px var(--font-sans);cursor:pointer;border:0;border-radius:8px;justify-content:center;align-items:center;gap:12px;padding:0 16px;display:flex}.sign-in-actions button:hover:not(:disabled){background:var(--color-ink)}@supports (color:color-mix(in lab, red, red)){.sign-in-actions button:hover:not(:disabled){background:color-mix(in srgb, var(--color-ink) 86%, var(--color-paper))}}.sign-in-actions button.is-secondary{box-shadow:inset 0 0 0 1px var(--color-ring-soft);color:var(--color-ink);background:0 0;font-weight:500}.sign-in-actions button.is-secondary:hover:not(:disabled){background:var(--color-desk)}.sign-in-actions button:disabled{opacity:.65;cursor:wait}.sign-in-google{background:var(--color-page);border-radius:10px;flex:none;place-items:center;width:20px;height:20px;display:grid}.sign-in-terms{color:var(--color-graphite);font:400 12px/17px var(--font-sans);margin:0}.sign-in-terms a{color:inherit;text-underline-offset:2px;text-decoration:underline}.sign-in-terms a:hover{color:var(--color-ink)}.sign-in-desktop{border-top:1px solid var(--color-rule);flex-direction:column;gap:6px;width:min(440px,100%);padding-top:18px;display:flex}.sign-in-desktop p{color:var(--color-graphite);font:400 14px/21px var(--font-sans);margin:0}.sign-in-desktop a{width:fit-content;color:var(--color-ballpoint);font:500 14px/20px var(--font-sans);text-decoration:none}.sign-in-desktop a:hover{text-underline-offset:3px;text-decoration:underline}.sign-in-footer{gap:18px;display:flex}.sign-in-footer a{color:var(--color-graphite);font:400 12px/16px var(--font-sans);text-decoration:none}.sign-in-footer a:hover{color:var(--color-ink)}.sign-in-error{background:var(--color-error-soft);width:min(440px,100%);color:var(--color-error-text);font:400 13px/19px var(--font-sans);border-radius:8px;align-items:flex-start;gap:10px;margin:0;padding:12px 14px;display:flex}.sign-in-error svg{color:var(--color-redpen);flex:none;margin-top:1px}.sign-in-setup{background:var(--color-desk);width:min(440px,100%);color:var(--color-graphite);font:400 13px/19px var(--font-sans);border-radius:8px;flex-direction:column;gap:2px;padding:12px 14px;display:flex}.sign-in-setup strong{color:var(--color-ink);font-weight:600}:is(.sign-in-page,.account-page) :is(a,button):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px}.sign-in-scene{flex:1;align-self:stretch;place-items:center;min-width:0;min-height:100dvh;display:grid;position:relative;overflow:hidden}.sign-in-sheet{background:var(--color-paper);flex-direction:column;gap:9px;width:380px;height:500px;padding:44px 40px;display:flex;rotate:-2deg;box-shadow:0 1px 2px #1414140f,0 24px 60px #1414141f}.sign-in-sheet i{background:var(--color-sketch-1);border-radius:2px;flex:none;height:5px;display:block}.sign-in-sheet .is-kicker{background:var(--color-sketch-2);width:120px}.sign-in-sheet .is-title{background:var(--color-quote-bar);width:220px;height:12px}.sign-in-sheet .is-gap{background:0 0;height:10px}.sign-in-sheet span{gap:6px;display:flex}.sign-in-sheet .is-lead{width:30%}.sign-in-sheet .is-mark{background:#ffe94ad9;height:12px}.sign-in-sheet span .is-mark{flex:1;position:relative;top:-3px}.sign-in-sheet .is-80{width:80%}.sign-in-sheet .is-92{width:92%}.sign-in-sheet .is-64{width:64%}.sign-in-note{background:var(--color-paper);transform-origin:0 0;border-radius:10px;flex-direction:column;gap:8px;width:260px;padding:16px 18px;display:flex;position:absolute;top:calc(50% - 120px);left:min(50% + 70px,100% - 284px);rotate:1.5deg;box-shadow:0 0 0 1px #1414140f,0 16px 40px #14141429}.sign-in-note p{margin:0}.sign-in-note p:first-child{color:var(--color-ink);font:500 13px/19px var(--font-sans);gap:10px;display:flex}.sign-in-note p:first-child:before{content:"";background:var(--color-highlighter);border-radius:2px;flex:none;width:3px}.sign-in-note p:last-child{color:var(--color-graphite);font:400 14px/21px var(--font-serif)}:root[data-theme=dark] .sign-in-sheet .is-mark{background:#e8d44abf}@media (max-width:1100px){.sign-in-panel{flex-basis:560px;padding-inline:56px}}@media (max-width:1023px){.sign-in-scene{display:none}.sign-in-panel{flex:auto}}@media (max-width:900px){.sign-in-panel{padding:32px 24px}}@media (max-width:560px){.sign-in-copy h1{font-size:40px;line-height:44px}.sign-in-copy p{font-size:16px;line-height:24px}}.account-page{background:var(--color-desk);height:100dvh;color:var(--color-ink);font-family:var(--font-sans);place-items:safe center;padding:36px 32px 40px;display:grid;overflow-y:auto}.account-card{background:var(--color-paper);width:min(380px,100%);box-shadow:0 0 0 1px var(--color-rule);border-radius:12px;flex-direction:column;gap:18px;padding:28px;display:flex}.account-card .sign-in-brand{gap:8px}.account-card .sign-in-brand>span{width:22px;height:22px}.account-card .sign-in-brand>strong{font-size:19px;line-height:22px}.account-card-copy{flex-direction:column;gap:8px;display:flex}.account-card-copy>span{color:var(--color-tertiary);font:600 11px/14px var(--font-sans);letter-spacing:var(--tracking-label);text-transform:uppercase}.account-card-copy h1{font:400 26px/32px var(--font-serif);letter-spacing:-.01em;margin:0}.account-card-copy p{color:var(--color-ink);font:400 14px/21px var(--font-sans);overflow-wrap:anywhere;margin:0}.account-card-copy p+p{color:var(--color-graphite);font-size:13px;line-height:19px}.account-card-actions{flex-direction:column;gap:8px;display:flex}.account-card-actions :is(button,a){height:40px;box-shadow:inset 0 0 0 1px var(--color-ring-soft);color:var(--color-ink);font:500 14px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;border-radius:8px;justify-content:center;align-items:center;padding:0 16px;text-decoration:none;display:flex}.account-card-actions :is(button,a):hover:not(:disabled){background:var(--color-desk)}.account-card-actions .is-primary{background:var(--color-ink);box-shadow:none;color:var(--color-paper);font-weight:600}.account-card-actions .is-primary:hover:not(:disabled){background:var(--color-ink)}@supports (color:color-mix(in lab, red, red)){.account-card-actions .is-primary:hover:not(:disabled){background:color-mix(in srgb, var(--color-ink) 86%, var(--color-paper))}}.account-card-actions button:disabled{opacity:.6;cursor:wait}.account-card-actions .sign-in-error{width:100%;margin-top:4px}.account-card-note{border-top:1px solid var(--color-rule);color:var(--color-graphite);font:400 12px/17px var(--font-sans);align-items:flex-start;gap:8px;margin:0;padding-top:12px;display:flex}.account-card-note svg{flex:none;margin-top:1px}.account-copy-body{flex-direction:column;gap:16px;margin-top:8px;display:flex}.account-copy-counts{background:var(--color-desk);border-radius:8px;margin:0;padding:4px 14px}.account-copy-counts>div{border-bottom:1px solid var(--color-rule);justify-content:space-between;align-items:center;gap:16px;height:32px;display:flex}.account-copy-counts>div:last-child{border-bottom:0}.account-copy-counts dt{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.account-copy-counts dd{color:var(--color-ink);font:600 13px/18px var(--font-sans);margin:0}.account-copy-note{color:var(--color-graphite);font:400 12px/17px var(--font-sans);align-items:flex-start;gap:8px;margin:0;display:flex}.account-copy-note svg{color:var(--color-pencil);flex:none;margin-top:1px}.account-copy-error{background:var(--color-error-soft);color:var(--color-error-text);font:400 13px/19px var(--font-sans);border-radius:8px;align-items:flex-start;gap:10px;margin:0;padding:12px 14px;display:flex}.account-copy-error svg{color:var(--color-redpen);flex:none;margin-top:1px}.account-copy-loading{color:var(--color-graphite);font:400 14px/21px var(--font-sans);margin:0}.workspace-sidebar-notice{flex-shrink:0;padding-bottom:12px}.workspace-sidebar-notice:empty{display:none}.desktop-update-banner{background:var(--color-paper);box-shadow:0 0 0 1px var(--color-rule), 0 2px 6px #1414140d;color:var(--color-ink);font-family:var(--font-sans);border-radius:10px;flex-direction:column;gap:10px;padding:12px;display:flex}:root[data-theme=dark] .desktop-update-banner{background:var(--color-raised)}.desktop-update-card-head{align-items:flex-start;gap:10px;display:flex}.desktop-update-glyph{flex:0 0 20px;place-items:center;width:20px;height:20px;display:grid}.desktop-update-glyph>.brand-logo-glyph{width:20px;height:20px}.desktop-update-glyph.is-quiet{background:var(--color-desk-deep);color:var(--color-graphite);border-radius:10px}.desktop-update-glyph.is-error{background:var(--color-error-soft);color:var(--color-redpen);border-radius:10px}:root[data-theme=dark] .desktop-update-glyph.is-error{color:var(--color-error-text)}.desktop-update-glyph.is-spinning{color:var(--color-ink);animation:.9s linear infinite desktop-update-spin}.desktop-update-spinner-track{stroke:var(--color-desk-deep)}.desktop-update-banner-copy{overflow-wrap:anywhere;flex-direction:column;flex:1 1 0;align-items:flex-start;gap:3px;min-width:0;display:flex}.desktop-update-banner-copy strong{color:var(--color-ink);font:600 13px/17px var(--font-sans)}.desktop-update-banner-copy>span{color:var(--color-graphite);font:400 12px/16px var(--font-sans)}.desktop-update-release-notes{color:var(--color-ballpoint);font:500 12px/16px var(--font-sans);cursor:pointer;background:0 0;border:0;margin-top:2px;padding:0}.desktop-update-release-notes:hover{text-decoration:underline}.desktop-update-dismiss{width:20px;height:20px;color:var(--color-pencil);cursor:pointer;background:0 0;border:0;border-radius:5px;flex:0 0 20px;place-items:center;margin:-3px -3px 0 0;padding:0;display:grid}.desktop-update-dismiss:hover{background:var(--color-desk);color:var(--color-ink)}.desktop-update-progress{flex-direction:column;gap:6px;display:flex}.desktop-update-progress progress{background:var(--color-desk-deep);-webkit-appearance:none;appearance:none;border:0;border-radius:2px;width:100%;height:4px;display:block;overflow:hidden}.desktop-update-progress progress::-webkit-progress-bar{background:var(--color-desk-deep);border-radius:2px}.desktop-update-progress progress::-webkit-progress-value{background:var(--color-ink);border-radius:2px}.desktop-update-progress progress::-moz-progress-bar{background:var(--color-ink);border-radius:2px}.desktop-update-progress>span{color:var(--color-tertiary);font:400 11px/14px var(--font-mono);font-variant-numeric:tabular-nums}.desktop-update-card-actions{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.desktop-update-card-actions:empty{display:none}.desktop-update-card-actions .compact-button.desktop-update-action{--compact-pad:10px;box-shadow:inset 0 0 0 1px var(--color-ring-soft);font:600 12px/16px var(--font-sans);background:0 0;border:0}.desktop-update-card-actions .compact-button.desktop-update-action:enabled:hover{background:var(--color-desk)}.desktop-update-card-actions .compact-button.desktop-update-later{--compact-pad:8px;color:var(--color-graphite);font:500 12px/16px var(--font-sans)}.desktop-update-banner :is(button):focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}.update-notice-button{background:var(--color-paper);box-shadow:inset 0 0 0 1px var(--color-rule);cursor:pointer;border:0;border-radius:8px;place-items:center;padding:0;display:grid;position:relative}.update-notice-button>.brand-logo-glyph{width:20px;height:20px}.update-notice-button>span{background:var(--color-ballpoint);width:8px;height:8px;box-shadow:0 0 0 2px var(--color-paper);border-radius:4px;position:absolute;top:6px;right:7px}.update-notice-button:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:1px}.workspace-rail-notice{display:none}.workspace-toolbar-notice{border-radius:var(--radius-sm);flex:0 0 28px;width:28px;height:28px}.workspace-toolbar-notice>.brand-logo-glyph{width:16px;height:16px}.workspace-toolbar-notice>span{width:7px;height:7px;top:4px;right:4px}.update-notice-popover{z-index:90;width:232px}.update-notice-popover .desktop-update-banner{box-shadow:0 0 0 1px #14141412,0 12px 32px #14141424,0 2px 6px #1414140f}@media (min-width:901px) and (max-width:1024px){.workspace-rail-notice{flex:0 0 36px;width:40px;margin-top:auto;display:grid}.workspace-sidebar-notice{display:none}}@media (prefers-reduced-motion:reduce){.desktop-update-glyph.is-spinning{animation:none}}@keyframes desktop-update-spin{to{transform:rotate(360deg)}}:root{--whats-new-new-bg:var(--color-ballpoint-soft);--whats-new-new-dot:var(--color-ballpoint);--whats-new-new-text:var(--color-ballpoint);--whats-new-improved-bg:#e7f5e3;--whats-new-improved-dot:#3e7a4e;--whats-new-improved-text:#2f6b3e;--whats-new-fixed-bg:var(--color-highlighter-soft);--whats-new-fixed-dot:#a88a00;--whats-new-fixed-text:#6b5800}:root[data-theme=dark]{--whats-new-improved-bg:#7ec48c24;--whats-new-improved-dot:#7ec48c;--whats-new-improved-text:#9fd6aa;--whats-new-fixed-bg:#ffe94a1f;--whats-new-fixed-dot:#e0c84a;--whats-new-fixed-text:#ecd877}.settings-section-count{background:var(--color-ballpoint);min-width:18px;height:18px;color:var(--color-paper);font:600 11px/14px var(--font-sans);font-variant-numeric:tabular-nums;border-radius:9px;flex:none;place-items:center;padding:0 5px;display:inline-grid}.whats-new-filter{align-self:flex-start;margin-top:4px}.whats-new-filter button{align-items:center;gap:6px;padding-inline:12px;display:inline-flex}.whats-new-filter i{border-radius:50%;flex:none;width:6px;height:6px}.whats-new-filter i.is-new,.whats-new-label.is-new i{background:var(--whats-new-new-dot)}.whats-new-filter i.is-improved,.whats-new-label.is-improved i{background:var(--whats-new-improved-dot)}.whats-new-filter i.is-fixed,.whats-new-label.is-fixed i{background:var(--whats-new-fixed-dot)}.whats-new-release{flex-direction:column;gap:18px;padding-top:8px;display:flex}.whats-new-release-head{border-bottom:1px solid var(--color-rule);flex-wrap:wrap;align-items:baseline;gap:6px 12px;padding-bottom:12px;display:flex}.whats-new-release-head h3{color:var(--color-ink);font:500 24px/30px var(--font-serif);margin:0}.whats-new-release-head>span{color:var(--color-graphite);font:400 13px/18px var(--font-sans)}.whats-new-release-head>.whats-new-fresh{background:var(--color-ballpoint-soft);height:20px;color:var(--color-ballpoint);font:600 11px/14px var(--font-sans);border-radius:10px;align-self:center;align-items:center;padding:0 8px;display:inline-flex}.whats-new-label{height:22px;font:600 12px/16px var(--font-sans);border-radius:11px;align-self:flex-start;align-items:center;gap:6px;padding:0 9px;display:inline-flex}.whats-new-label i{border-radius:50%;flex:none;width:6px;height:6px}.whats-new-label.is-new{background:var(--whats-new-new-bg);color:var(--whats-new-new-text)}.whats-new-label.is-improved{background:var(--whats-new-improved-bg);color:var(--whats-new-improved-text)}.whats-new-label.is-fixed{background:var(--whats-new-fixed-bg);color:var(--whats-new-fixed-text)}.whats-new-headline{background:var(--color-desk);border-radius:10px;gap:20px;padding:16px;display:flex}.whats-new-picture{background:var(--color-paper);width:220px;height:132px;box-shadow:0 0 0 1px var(--color-rule);object-fit:cover;border-radius:6px;flex:none}.whats-new-headline-copy{flex-direction:column;justify-content:center;gap:6px;min-width:0;display:flex}.whats-new-eyebrow{align-items:center;gap:8px;display:flex}.whats-new-eyebrow>span:last-child,.whats-new-item-title span{color:var(--color-tertiary);font:400 12px/16px var(--font-sans)}.whats-new-headline h4{color:var(--color-ink);font:600 17px/22px var(--font-sans);margin:0}.whats-new-headline p,.whats-new-item p{color:var(--color-graphite);font:400 14px/21px var(--font-sans);margin:0}.whats-new-show{color:var(--color-ballpoint);font:500 13px/18px var(--font-sans);cursor:pointer;background:0 0;border:0;align-self:flex-start;margin-top:4px;padding:0}.whats-new-show:hover{text-underline-offset:2px;text-decoration:underline}.whats-new-show:focus-visible{outline:2px solid var(--color-ballpoint);outline-offset:2px;border-radius:2px}.whats-new-group{flex-direction:column;gap:10px;display:flex}.whats-new-group+.whats-new-group,.whats-new-headline+.whats-new-group{padding-top:6px}.whats-new-group ul{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.whats-new-item{align-items:flex-start;gap:14px;display:flex}.whats-new-unseen{background:var(--color-ballpoint);border-radius:50%;flex:none;width:6px;height:6px;margin-top:8px}.whats-new-unseen.is-seen{background:0 0}.whats-new-item-copy{flex-direction:column;flex:1;gap:2px;min-width:0;display:flex}.whats-new-item-title{flex-wrap:wrap;align-items:baseline;gap:0 8px;display:flex}.whats-new-item-title strong{color:var(--color-ink);font:600 15px/21px var(--font-sans)}@media (max-width:760px){.whats-new-headline{flex-direction:column}.whats-new-picture{aspect-ratio:5/3;width:100%;height:auto}}.whats-new-updated-glyph{background:var(--whats-new-improved-dot);color:#fff;border-radius:6px}:root[data-theme=dark] .whats-new-updated-glyph{color:var(--color-paper)}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}