@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(../media/KaTeX_AMS-Regular.25ieegmnh38ts.woff2)format("woff2"),url(../media/KaTeX_AMS-Regular.10y3kupq4t663.woff)format("woff"),url(../media/KaTeX_AMS-Regular.418dr7cz3fo2x.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(../media/KaTeX_Caligraphic-Bold.06b-ya9t43ioz.woff2)format("woff2"),url(../media/KaTeX_Caligraphic-Bold.2vmk2hva4ctha.woff)format("woff"),url(../media/KaTeX_Caligraphic-Bold.40ltxhe834pns.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(../media/KaTeX_Caligraphic-Regular.2eph4dlhid_m9.woff2)format("woff2"),url(../media/KaTeX_Caligraphic-Regular.3gxeetazf831f.woff)format("woff"),url(../media/KaTeX_Caligraphic-Regular.07-7u27-nhn_r.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(../media/KaTeX_Fraktur-Bold.2sasz-d-jtw8y.woff2)format("woff2"),url(../media/KaTeX_Fraktur-Bold.1alcy76__wdj2.woff)format("woff"),url(../media/KaTeX_Fraktur-Bold.19yqa_tc9d_gx.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(../media/KaTeX_Fraktur-Regular.2d10y4xmjvzlf.woff2)format("woff2"),url(../media/KaTeX_Fraktur-Regular.110oo81prr9n5.woff)format("woff"),url(../media/KaTeX_Fraktur-Regular.2qhy34r6a05dn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(../media/KaTeX_Main-Bold.3-rowy8o6_4ky.woff2)format("woff2"),url(../media/KaTeX_Main-Bold.0v1esh257kqpe.woff)format("woff"),url(../media/KaTeX_Main-Bold.0us_n0tnxlxu7.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(../media/KaTeX_Main-BoldItalic.14r2naom8mrec.woff2)format("woff2"),url(../media/KaTeX_Main-BoldItalic.13355ck5zr48q.woff)format("woff"),url(../media/KaTeX_Main-BoldItalic.3x_u9cepaced0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(../media/KaTeX_Main-Italic.0lig0v9j0700p.woff2)format("woff2"),url(../media/KaTeX_Main-Italic.0afv392dj4w59.woff)format("woff"),url(../media/KaTeX_Main-Italic.2hkw3230mfwcv.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(../media/KaTeX_Main-Regular.1ryvsdzh2w1_e.woff2)format("woff2"),url(../media/KaTeX_Main-Regular.15u8r3b2y7fv4.woff)format("woff"),url(../media/KaTeX_Main-Regular.0symfa7dqj6jd.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(../media/KaTeX_Math-BoldItalic.1oopuu636h4il.woff2)format("woff2"),url(../media/KaTeX_Math-BoldItalic.12pl58orkw9rg.woff)format("woff"),url(../media/KaTeX_Math-BoldItalic.0y5w36a5aq__2.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(../media/KaTeX_Math-Italic.32405s1aq8vas.woff2)format("woff2"),url(../media/KaTeX_Math-Italic.0w0b1ugh62cfr.woff)format("woff"),url(../media/KaTeX_Math-Italic.2vkekfblmz5nb.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(../media/KaTeX_SansSerif-Bold.0h3wi2z_eouyg.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Bold.1ovw5p-yjp56g.woff)format("woff"),url(../media/KaTeX_SansSerif-Bold.2d03q85pwxpti.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(../media/KaTeX_SansSerif-Italic.0wkjc4dm2kcit.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Italic.1qavw__2zz8gk.woff)format("woff"),url(../media/KaTeX_SansSerif-Italic.3i-q087b23-m8.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(../media/KaTeX_SansSerif-Regular.2peiewu59z3d-.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Regular.1i4afx8nk8n4r.woff)format("woff"),url(../media/KaTeX_SansSerif-Regular.31pbu25feko_c.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(../media/KaTeX_Script-Regular.11h14300o9pd0.woff2)format("woff2"),url(../media/KaTeX_Script-Regular.3110jb9c-bxna.woff)format("woff"),url(../media/KaTeX_Script-Regular.28p_x7iz71ofe.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size1-Regular.03lhvx36ekcou.woff2)format("woff2"),url(../media/KaTeX_Size1-Regular.1slf4bh0hc6vm.woff)format("woff"),url(../media/KaTeX_Size1-Regular.1y57-ck23ey8c.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size2-Regular.14s5gg-puz6h-.woff2)format("woff2"),url(../media/KaTeX_Size2-Regular.0-kwyvx03omo8.woff)format("woff"),url(../media/KaTeX_Size2-Regular.2u0s-b07k2o9m.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size3-Regular.1n1rgzz84z8r9.woff2)format("woff2"),url(../media/KaTeX_Size3-Regular.04o9a_02gu_e8.woff)format("woff"),url(../media/KaTeX_Size3-Regular.1pkn-dge4q0fv.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size4-Regular.2sgotkdv3dcyv.woff2)format("woff2"),url(../media/KaTeX_Size4-Regular.3p2r1l7xmebxv.woff)format("woff"),url(../media/KaTeX_Size4-Regular.2uelkfk2yna5e.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(../media/KaTeX_Typewriter-Regular.11gr2d2wuwz77.woff2)format("woff2"),url(../media/KaTeX_Typewriter-Regular.12f8myjij3617.woff)format("woff"),url(../media/KaTeX_Typewriter-Regular.3nee9kjfy6nm8.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:"0.16.47"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.newline{display:block}.katex .base{white-space:nowrap;width:min-content;position:relative}.katex .base,.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 .vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{flex-direction:row;display:inline-flex}.katex .thinbox{width:0;max-width:0}.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 .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.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 .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.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 .stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .stretchy:after,.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 .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 .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>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}
:root{--background:#f2f5fa;--surface:#fff;--ink:#182844;--muted:#53627a;--accent:#254edb;--border:#dce3ee;color:var(--ink);background:var(--background);font-synthesis:none;font-family:system-ui,-apple-system,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0}.workspace{max-width:920px;margin:auto;padding:44px 28px}.brand{align-items:center;gap:12px;font-size:1.25rem;font-weight:750;display:flex}.brand-mark{object-fit:contain;flex:0 0 40px;width:40px;height:40px;display:block}.intro{max-width:730px;margin:68px 0 32px}.eyebrow{color:var(--accent);font-size:.875rem;font-weight:650}h1{letter-spacing:-.04em;margin:16px 0;font-size:clamp(1.9rem,5vw,2.8rem);line-height:1.15}.lead{color:var(--muted);font-size:1.0625rem;line-height:1.65}.service-panel{border:1px solid var(--border);background:var(--surface);border-radius:16px;overflow:hidden}.panel-heading{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:16px;padding:24px 28px;display:flex}h2{margin:0;font-size:1.125rem}.dev-badge{letter-spacing:.08em;border:1px solid var(--border);color:var(--muted);border-radius:5px;padding:5px 8px;font-size:.75rem;font-weight:700}.services{margin:0;padding:0 28px}.service-row{justify-content:space-between;align-items:center;gap:24px;padding:23px 0;display:flex}.service-row+.service-row{border-top:1px solid var(--border)}dt{font-size:1rem;font-weight:600}dt span{color:var(--muted);margin-top:5px;font-size:.875rem;font-weight:400;display:block}dd{margin:0}.status{text-align:right;font-size:.875rem}.success,.ready{color:#147144}.checking,.pending{color:var(--muted)}.api-unavailable,.database-unavailable{color:#aa2d27}.panel-actions{border-top:1px solid var(--border);background:#f9fbfe;align-items:center;gap:24px;padding:24px 28px;display:flex}.panel-actions p{color:var(--muted);flex:1;margin:0;font-size:.875rem;line-height:1.6}button{background:var(--accent);color:#fff;font:inherit;cursor:pointer;border:0;border-radius:8px;padding:13px 18px;font-size:.875rem;font-weight:600}button:where(:not(.excalidraw *)):hover:not(:disabled){background:#1b3caf}button:disabled{opacity:.6;cursor:wait}button:focus-visible{outline-offset:3px;outline:3px solid #7494ff}footer{color:var(--muted);margin:24px 0 0;font-size:.875rem;line-height:1.6}a{color:var(--accent);text-underline-offset:3px}a:focus-visible,input:focus-visible{outline-offset:3px;outline:3px solid #7494ff}.button-link{background:var(--accent);color:#fff;border-radius:8px;padding:13px 18px;font-size:.875rem;font-weight:600;text-decoration:none;display:inline-block}.button-link:hover{background:#1b3caf}.auth-workspace{max-width:580px}.workspace.login-workspace{max-width:1440px;padding-top:20px;padding-bottom:20px}.login-workspace>footer{display:none}.login-workspace .auth-panel{max-width:524px;margin-left:auto;margin-right:auto}.login-workspace .login-panel{margin-top:20px;padding:22px}.login-panel h1{margin:0 0 16px}.login-panel .auth-form{gap:8px;margin-top:16px}.login-panel .auth-form input{min-height:44px;margin-bottom:4px}.login-panel .auth-form button{--login-button-background:radial-gradient(ellipse at top left, #b33284, transparent 65%), radial-gradient(ellipse at top right, #2f789c, transparent 65%), linear-gradient(135deg, #130b83, #69318c);background:var(--login-button-background);color:#fff;min-height:44px}.login-panel .auth-form button:hover:not(:disabled){background:var(--login-button-background);filter:brightness(.94)}.login-panel .auth-hint{margin-top:12px}.login-workspace:has(.account-panel){padding-top:20px;padding-bottom:20px}.login-workspace:has(.account-panel)>footer{display:none}.login-workspace .account-panel{margin-top:20px;padding:22px}.account-panel h1{margin:0 0 16px;font-size:1.65rem}.account-panel .profile-name{margin:0 0 8px}.account-actions{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:20px;display:flex}.account-invitation{border-top:1px solid var(--border);margin-top:18px;padding-top:12px}.account-invitation summary{cursor:pointer}.management-workspace{max-width:1240px}.workspace-header,.management-heading{justify-content:space-between;align-items:center;gap:20px;display:flex}.management-heading{margin:36px 0 24px}.workspace-grid{grid-template-columns:minmax(260px,1fr) minmax(0,2fr);align-items:start;gap:24px;display:grid}.management-panel{background:var(--surface);border:1px solid var(--border);border-radius:16px;min-width:0;padding:24px}.management-panel h3{margin:28px 0 12px;font-size:1rem}.group-title{overflow-wrap:anywhere;font-size:1.4rem}.group-list,.member-list{margin:20px 0;padding:0;list-style:none}.group-list li+li{margin-top:10px}button.group-card{text-align:left;width:100%;color:var(--ink);border:1px solid var(--border);overflow-wrap:anywhere;background:#f5f7fb;display:block}button.group-card:hover:not(:disabled),button.group-card.selected{border-color:var(--accent);background:#eaf0ff}.group-card small,.member-list small,.students-table small{color:var(--muted);margin-top:7px;font-size:.8rem;font-weight:400;display:block}.checkbox-label{color:var(--muted);align-items:center;gap:8px;margin-top:18px;font-size:.9rem;display:flex}.checkbox-label input{width:18px;height:18px}button.secondary{color:#263d77;border:1px solid var(--border);background:#edf1f9}button.secondary:hover:not(:disabled){background:#dee6f6}.inline-form{flex-wrap:wrap;align-items:center;gap:10px;margin:16px 0;display:flex}.inline-form input{max-width:100%;font:inherit;border:1px solid #a9b6ca;border-radius:8px;min-width:0;padding:10px}.inline-form label{min-width:0}.member-list li{border-bottom:1px solid var(--border);overflow-wrap:anywhere;justify-content:space-between;align-items:center;gap:12px;padding:14px 0;display:flex}.confirmation{flex-wrap:wrap;align-items:center;gap:8px;font-size:.875rem;display:inline-flex}.confirmation>span{flex-basis:100%}.notice{color:#14683f;background:#edf8f1;border-radius:8px;padding:14px 18px}.student-panel{margin-top:24px}.invite-details{border:1px solid var(--border);border-radius:8px;margin-top:20px;padding:14px}.invite-details summary{cursor:pointer;color:var(--accent);font-weight:600}.invite-details .auth-form{max-width:480px}.search-form{margin:24px 0}.search-form label{font-size:.875rem}.table-scroll{overflow-x:auto}.students-table{border-collapse:collapse;width:100%;font-size:.9rem}.students-table th{text-align:left;color:var(--muted);font-size:.8rem}.students-table td,.students-table th{border-bottom:1px solid var(--border);vertical-align:top;padding:14px 12px}.students-table td{overflow-wrap:anywhere}.students-table .inline-form{margin:0}.students-table input{width:200px}.row-actions{flex-wrap:wrap;gap:8px;min-width:200px;display:flex}.row-actions button{overflow-wrap:anywhere;max-width:100%;padding:9px 12px;font-size:.8rem}.pager{justify-content:space-between;align-items:center;gap:12px;margin-top:20px;font-size:.8rem;display:flex}.visually-hidden{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (max-width:760px){.workspace-grid{grid-template-columns:1fr}.management-panel{padding:18px}.management-heading{flex-direction:column;align-items:flex-start}.member-list li{flex-wrap:wrap}}.invitation-panel{border-top:1px solid var(--border);margin-top:28px;padding-top:24px}.auth-panel{background:var(--surface);border:1px solid var(--border);border-radius:16px;margin-top:48px;padding:28px}.auth-panel h1{font-size:clamp(1.8rem,5vw,2.25rem)}.auth-form{flex-direction:column;gap:10px;margin-top:24px;display:flex}.auth-form label{font-size:.9375rem;font-weight:600}.auth-form input{width:100%;color:var(--ink);font:inherit;background:#fff;border:1px solid #a9b6ca;border-radius:8px;margin-bottom:10px;padding:12px}.auth-form input:disabled{background:var(--background)}.auth-form textarea,.auth-form select{width:100%;color:var(--ink);font:inherit;background:#fff;border:1px solid #a9b6ca;border-radius:8px;margin:8px 0 10px;padding:12px}.auth-form textarea{resize:vertical}.problem-form small{color:var(--muted);font-weight:400;line-height:1.5;display:block}.choice-row{flex-wrap:wrap;align-items:center;gap:12px;padding:12px 0;display:flex}.choice-row input[type=radio]{width:auto}.problem-form fieldset{border:1px solid var(--border);border-radius:8px;min-width:0}.problem-form .checkbox-label input[type=checkbox]{flex:0 0 18px;width:18px;height:18px;margin:0;padding:0}.problem-form .checkbox-label{margin:12px 0}.sheet-tasks{padding-left:24px}.sheet-tasks>li{border-bottom:1px solid var(--border);overflow-wrap:anywhere;padding:16px 0}.sheet-tasks details{margin:16px 0}.statement-source{white-space:pre-wrap;overflow-wrap:anywhere;background:#f5f7fb;border-radius:8px;padding:16px;font:.875rem/1.6 monospace}.start-panel{background:#edf3ff;border-radius:12px;margin-top:24px;padding:20px;line-height:1.6}.lesson-settings{margin:24px 0}.task-status{color:#147144;background:#edf8f1;border-radius:999px;margin:6px 0;padding:5px 9px;font-size:.8rem;font-weight:700;display:inline-block}.task-status.locked{color:#596274;background:#eef0f4}.task-status.attempted{color:#7b5700;background:#fff6dc}.task-status.solved{color:#126a3e;background:#e4f7eb}.problem-markdown{border:1px solid var(--border);overflow-wrap:anywhere;background:#fff;border-radius:16px;margin:24px 0;padding:clamp(20px,4vw,40px);font-size:1rem;line-height:1.75}.problem-markdown h1,.problem-markdown h2,.problem-markdown h3{letter-spacing:-.02em;margin:1.5em 0 .6em}.problem-markdown h1:first-child,.problem-markdown h2:first-child{margin-top:0}.problem-markdown pre{color:#f5f7fb;background:#182133;border-radius:8px;padding:16px;overflow-x:auto}.problem-markdown :not(pre)>code{background:#eef1f7;border-radius:4px;padding:2px 5px}.problem-markdown table{border-collapse:collapse;max-width:100%;display:block;overflow-x:auto}.problem-markdown th,.problem-markdown td{border:1px solid var(--border);text-align:left;min-width:80px;padding:8px 12px}.problem-markdown img{border-radius:8px;max-width:100%;height:auto;margin:20px auto;display:block}.problem-markdown .katex-display{padding:8px 0;overflow:auto hidden}.frame-actions{flex-wrap:wrap;gap:10px;display:flex}.library-workspace{flex-direction:column;gap:12px;max-width:1680px;min-height:100dvh;padding:16px clamp(12px,2vw,28px) 8px;display:flex}.library-workspace .workspace-header{flex-shrink:0}.library-workspace .management-heading{flex-shrink:0;margin:0}.library-workspace h1{margin:6px 0;font-size:clamp(1.35rem,2.6vw,2rem)}.library-workspace>footer{flex-shrink:0;margin:0;font-size:.75rem}.library-workspace>.notice,.library-workspace>.auth-error{flex-shrink:0;margin:0}.library-filters{border:1px solid var(--border);background:#fff;border-radius:12px;flex-shrink:0;padding:12px 16px}.library-search{align-items:center;gap:10px;display:flex}.library-search>label:first-child{font-size:.875rem}.library-search>input{min-width:80px;font:inherit;border:1px solid #a9b6ca;border-radius:8px;flex:1;padding:9px 12px}.library-search .checkbox-label{margin:0}.bank-filters-compact.auth-form{border:0;grid-template-columns:minmax(140px,1.2fr) minmax(160px,1.6fr) repeat(3,minmax(100px,1fr)) auto;align-items:end;gap:10px;min-width:0;margin:10px 0 0;padding:0;display:grid}.bank-filters-compact legend{clip-path:inset(50%);width:1px;height:1px;position:absolute;overflow:hidden}.bank-filters-compact.auth-form label{min-width:0;font-size:.8rem}.bank-filters-compact.auth-form select{margin:4px 0 0;padding:8px;font-size:.875rem}.bank-filters-compact>[role=alert]{grid-column:1/-1}.library-browser{grid-template-columns:minmax(280px,300px) minmax(0,1fr);align-items:start;gap:16px;display:grid}.library-list,.library-detail{padding:18px}.library-list{overscroll-behavior:contain;scrollbar-gutter:stable;height:calc(100dvh - 32px);padding:14px;position:sticky;top:16px;overflow-y:auto}.library-detail{min-height:calc(100dvh - 32px);scroll-margin-top:16px}.library-list:focus-visible,.library-detail:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}.library-list .group-list{margin:14px 0}.library-list .group-card{padding:10px 12px}.library-list .group-card small{margin-top:5px}.library-list .group-list li+li{margin-top:8px}.library-count{color:var(--muted);font-weight:400}.library-detail-heading{justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:12px;display:flex}.library-detail-heading h2{overflow-wrap:anywhere;font-size:1.35rem}.library-detail-heading button{flex-shrink:0}.library-detail>small{color:var(--muted);line-height:1.5;display:block}.library-detail>.problem-markdown{border:0;margin:20px 0;padding:0}.library-detail>details{border-top:1px solid var(--border);padding:16px 0}.library-detail summary,.library-editor summary{cursor:pointer}.library-empty{color:var(--muted);padding:28px 8px;line-height:1.6}.library-back{display:none}.library-editor{border:1px solid var(--border);width:calc(100% - 32px);max-width:1100px;max-height:calc(100dvh - 32px);color:var(--ink);border-radius:12px;padding:24px}.library-editor::backdrop{background:#18284499}.library-editor-header{justify-content:space-between;align-items:center;gap:16px;display:flex}.library-discard{background:#fff6dc;border:1px solid #dbb968;border-radius:8px;margin-top:16px;padding:12px}.library-preview>.problem-markdown{margin:16px 0;padding:16px}.statement-share-actions{margin:18px 0}.statement-share-dialog{scrollbar-gutter:stable;border:1px solid var(--border);width:calc(100% - 24px);max-width:1440px;max-height:calc(100dvh - 24px);color:var(--ink);background:#edf0f5;border-radius:12px;margin:0 auto;padding:20px;inset-block:12px auto;overflow:auto}.statement-share-dialog::backdrop{background:#182844aa}.statement-share-toolbar{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.statement-share-toolbar h2{flex:1 0 100%}.statement-share-toolbar label{font-size:.875rem}.statement-share-toolbar select{font:inherit;background:#fff;border:1px solid #a9b6ca;border-radius:8px;padding:9px}.statement-share-toolbar a[aria-disabled=true]{opacity:.55;cursor:default}.statement-share-status{min-height:5rem;margin:16px 0;display:grid}.statement-share-status>p{align-items:center;margin:0;padding:12px;display:flex}.statement-share-hint{color:var(--muted);font-size:.875rem;line-height:1.5}.statement-share-content{width:min(100%, var(--share-width));margin:20px auto 0}.statement-share-card{color:#17202f;overflow-wrap:anywhere;background:#fff;margin:0;padding:20px 24px}.statement-share-card>h2{margin:0 0 16px;font-size:1.25rem;line-height:1.3}.statement-share-card .problem-markdown{color:inherit;border:0;border-radius:0;margin:0;padding:0;line-height:1.5}.statement-share-card .problem-markdown>:first-child{margin-top:0}.statement-share-card .problem-markdown>:last-child{margin-bottom:0}.statement-share-card .problem-markdown pre{white-space:pre-wrap;overflow-wrap:anywhere;color:#17202f;background:#f3f4f6}.statement-share-card .problem-markdown table{max-width:none;display:table;overflow:visible}.statement-share-card .problem-markdown th,.statement-share-card .problem-markdown td{min-width:0;padding:6px 9px}.statement-share-card .problem-markdown .katex-display{overflow:visible}.statement-share-options h3{margin:20px 0 8px}.statement-share-options ol{margin:0;padding-left:24px;line-height:1.6}@media (max-width:900px){.library-browser{grid-template-columns:1fr}.library-list{position:static}.library-workspace .management-heading{flex-direction:row;align-items:center;gap:8px}.library-workspace .frame-actions{gap:6px}.library-workspace .frame-actions button{padding:9px}.library-search{flex-wrap:wrap}.library-search>label:first-child{flex-basis:100%}.library-search .checkbox-label{font-size:.8rem}.bank-filters-compact.auth-form{grid-template-columns:1fr 1fr}.bank-filters-compact button{grid-column:1/-1;padding:7px}.library-workspace:not(.has-selection) .library-detail,.library-workspace.has-selection .library-list,.library-workspace.has-selection .library-filters{display:none}.library-back{margin-bottom:16px;display:inline-block}.library-detail-heading{flex-wrap:wrap}.library-editor{padding:16px}}@media (max-width:600px){.statement-share-dialog{padding:12px}.statement-share-card{padding:16px}}.answer-panel{border:1px solid var(--border);background:#fff;border-radius:16px;max-width:760px;padding:24px}.answer-panel fieldset{border:0;margin:20px 0;padding:0}.answer-option{cursor:pointer;align-items:flex-start;gap:10px;padding:10px 0;display:flex}.answer-input{margin:20px 0;font-weight:650;display:block}.answer-input input{width:100%;font:inherit;border:1px solid #a9b6ca;border-radius:8px;margin-top:8px;padding:13px;display:block}.attempt-result{border-radius:10px;flex-wrap:wrap;justify-content:space-between;gap:8px 18px;margin-top:16px;padding:14px 16px;display:flex}.attempt-result.correct{color:#126a3e;background:#e4f7eb;border:1px solid #bfe6ce}.attempt-result.wrong{color:#7b5700;background:#fff6dc;border:1px solid #efdda2}.attempt-result span{font-size:.875rem}.dashboard-workspace{max-width:1480px}.dashboard-subtitle{color:var(--muted);font-size:1.2rem}.dashboard-scroll{border:1px solid var(--border);background:#fff;border-radius:12px;max-height:70vh;margin-top:24px;overflow:auto}.dashboard-table{border-collapse:separate;border-spacing:0;width:100%}.dashboard-table caption{caption-side:bottom;text-align:left;padding:14px}.dashboard-table th,.dashboard-table td{border-bottom:1px solid var(--border);border-right:1px solid var(--border);text-align:center;min-width:150px;padding:16px}.dashboard-table thead th{z-index:2;overflow-wrap:anywhere;background:#f2f5fb;max-width:240px;position:sticky;top:0}.dashboard-table th:first-child{text-align:left;z-index:1;background:#f2f5fb;position:sticky;left:0}.dashboard-table thead th:first-child{z-index:3}.dashboard-table td a{color:inherit;text-decoration:none;display:block}.dashboard-table a:hover{text-decoration:underline}.dashboard-detail{margin-top:7px;font-size:.78rem;font-weight:400;display:block}.availability-control{flex-direction:column;gap:6px;margin:10px 0 0 10px;font-size:.8rem;display:inline-flex}.availability-control button{padding:7px 12px}.dashboard-time{color:var(--muted);font-size:.82rem}.cell-solved{color:#126a3e;background:#e4f7eb;font-weight:650}.cell-attempted{color:#7b5700;background:#fff6dc;font-weight:650}.cell-empty{color:var(--muted)}.attempt-history{margin-top:24px}.attempt-answer{white-space:pre-wrap;overflow-wrap:anywhere;max-width:400px;font:inherit;margin:0}.auth-hint{color:var(--muted);margin:20px 0 0;font-size:.875rem;line-height:1.6}.auth-error{color:#922923;background:#fff3f2;border:1px solid #efd2cf;border-radius:8px;padding:12px;line-height:1.5}.platform-home{min-height:100dvh}.platform-welcome{max-width:960px;padding:clamp(40px,9vh,110px) 0}.platform-welcome h1{letter-spacing:-.025em;margin-bottom:28px;font-size:clamp(2rem,4.3vw,3.7rem);line-height:1.15}.platform-welcome p{max-width:48ch;color:var(--muted);font-size:clamp(1.2rem,2vw,1.65rem);line-height:1.6}.student-navigation{flex-wrap:wrap;gap:12px;width:100%;margin:12px 0 28px;display:flex}.student-navigation a{color:#222;background:#fff;border:1px solid #bbb;justify-content:center;align-items:center;min-height:60px;padding:16px 22px;font:600 1rem/1.4 system-ui,sans-serif;text-decoration:none;display:flex}.student-navigation a[aria-current=page]{background:#eee;box-shadow:inset 0 -3px #333}.student-navigation a:hover{background:#f4f4f4}.student-navigation a:focus-visible{outline-offset:3px;outline:2px solid #333}.student-navigation a:last-child{margin-left:auto}.account-link{flex-direction:column;align-items:center;gap:4px;min-width:0;max-width:22rem;margin-left:auto;display:flex}.student-navigation .account-link{flex-direction:column}.account-name{overflow-wrap:anywhere;max-width:100%;color:var(--muted);font-size:.85rem;font-weight:500;line-height:1.3;display:block}.student-navigation:has(.account-name){align-items:stretch}.teacher-navigation{gap:10px}.teacher-navigation a{overflow-wrap:anywhere;min-width:0;min-height:52px;padding:12px 16px;font-size:.9375rem}.individual-welcome{background:#f7f7f7;border:1px solid #ccc;margin:24px 0;padding:clamp(28px,5vw,64px)}.individual-welcome h2{max-width:38ch;font-size:1.5rem;line-height:1.35}.individual-welcome p{color:#555;max-width:68ch;line-height:1.7}@media (max-width:700px){.student-navigation{flex-direction:column;gap:8px}.student-navigation a:last-child{max-width:none;margin-left:0}}.profile-name{overflow-wrap:anywhere;margin:24px 0 8px;font-size:1.25rem;font-weight:650}.profile-role{color:#147144;background:#edf8f1;border-radius:6px;margin:0;padding:6px 10px;font-size:.875rem;display:inline-block}html:has(.cabinet-workspace,.account-panel){scrollbar-gutter:stable}:is(.workspace.cabinet-workspace,.workspace.login-workspace:has(.account-panel)){flex-direction:column;gap:12px;width:100%;max-width:1680px;min-height:100dvh;margin:0 auto;padding:16px clamp(12px,2vw,28px) 24px;display:flex}:is(.cabinet-workspace>.student-navigation,.login-workspace:has(.account-panel)>.student-navigation){flex-shrink:0;margin:12px 0 28px}.login-workspace:has(.account-panel)>.brand{display:none}.login-workspace:has(.account-panel)>.account-panel{width:100%;margin-top:0}.cabinet-workspace .management-heading{margin:0}.cabinet-workspace h1{margin:6px 0;font-size:clamp(1.35rem,2.6vw,2rem)}.cabinet-workspace .platform-welcome h1{margin-bottom:28px;font-size:clamp(2rem,4.3vw,3.7rem)}.cabinet-workspace .problem-markdown h1{margin:1.5em 0 .6em;font-size:1.8em}@media (max-width:600px){.workspace{padding:24px 18px}.auth-panel{margin-top:32px;padding:20px}.intro{margin-top:44px}.panel-heading,.panel-actions{padding:20px}.services{padding:0 20px}.service-row{flex-direction:column;align-items:flex-start;gap:16px}.status{text-align:left}.panel-actions{flex-direction:column;align-items:stretch;gap:16px}}
