@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(../media/a342834df7752944-s.3hd2l7bm32o7k.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(../media/d3fe2f289711ac3f-s.1l2zhvq5eocqf.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(../media/58c4895d0a0ef7cc-s.2vhvl9vrvk-va.woff2)format("woff2");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(../media/bfc7db5c00d21bc5-s.173xwsdme27n8.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(../media/6ab0db14f70d8ed6-s.13hnt-xgp82zk.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Manrope;font-style:normal;font-weight:200 800;font-display:swap;src:url(../media/a343f882a40d2cc9-s.p.1sj6eobyi31rd.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Manrope Fallback;src:local(Arial);ascent-override:103.31%;descent-override:29.07%;line-gap-override:0.0%;size-adjust:103.19%}.manrope_de7b2fa9-module__1ltb7q__className{font-family:Manrope,Manrope Fallback;font-style:normal}.manrope_de7b2fa9-module__1ltb7q__variable{--font-manrope:"Manrope", "Manrope Fallback"}
@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:200 900;font-display:swap;src:url(../media/20aee433927f7d4b-s.3x137p1ifayze.woff2)format("woff2");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:200 900;font-display:swap;src:url(../media/256e1f7f180674ba-s.1x971o6gwfy6w.woff2)format("woff2");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:200 900;font-display:swap;src:url(../media/be3bf58b83159894-s.1ri8jgkzoo1l-.woff2)format("woff2");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:200 900;font-display:swap;src:url(../media/753b6407f468151f-s.1veyi_qwtij86.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:200 900;font-display:swap;src:url(../media/292081311a6a8abc-s.1t-2a-g4m3ypx.woff2)format("woff2");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:"Source Serif 4";font-style:normal;font-weight:200 900;font-display:swap;src:url(../media/68d403cf9f2c68c5-s.p.20at88_q9f_kt.woff2)format("woff2");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:"Source Serif 4 Fallback";src:local(Times New Roman);ascent-override:87.87%;descent-override:28.41%;line-gap-override:0.0%;size-adjust:117.91%}.source_serif_4_cadf6f42-module__VW8WSq__className{font-family:"Source Serif 4","Source Serif 4 Fallback";font-style:normal}.source_serif_4_cadf6f42-module__VW8WSq__variable{--font-source-serif:"Source Serif 4", "Source Serif 4 Fallback"}
@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:"0.18.4"}.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 .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}
@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-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::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]){appearance:button}::file-selector-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{.visible{visibility:visible}.static{position:static}.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}}.block{display:block}.flex{display:flex}.inline{display:inline}.h-full{height:100%}.min-h-full{min-height:100%}.grow{flex-grow:1}.flex-col{flex-direction:column}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}}:root{--ink:#17212b;--muted:#5b6b7a;--teal:#1b6fcb;--teal-dark:#1557a0;--teal-pale:#e8f3fc;--gold:#c9a400;--gold-soft:#f7f0d4;--sand:#f5f7fa;--line:#d5dee8;--success:#2e7d4f;--success-soft:#e5f3eb;--danger:#c62828;--danger-soft:#fdecea;--scroll-thumb:#b3c0ce;--scroll-thumb-hover:#8fa0b2;--scroll-track:transparent}*{box-sizing:border-box}html{scrollbar-width:thin;scrollbar-color:var(--scroll-thumb) var(--scroll-track)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--scroll-track)}::-webkit-scrollbar-thumb{background:var(--scroll-thumb);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--scroll-thumb-hover)}::-webkit-scrollbar-corner{background:0 0}html,body{min-height:100%}:is(html:has(.chat-layout),body:has(.chat-layout)){height:100%;overflow:hidden}body{background:var(--sand);color:var(--ink);font-family:var(--font-manrope), sans-serif;margin:0}button,textarea{font:inherit}.app-shell{background:radial-gradient(circle at 50% 35%, #fff 0, #fbfaf7 35%, var(--sand) 75%);grid-template-rows:74px 1fr auto;min-height:100vh;display:grid}.topbar{-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffffc2;border-bottom:1px solid #172c3617;justify-content:space-between;align-items:center;padding:0 40px;display:flex}.brand{align-items:center;gap:11px;display:flex}.brand>div:last-child{flex-direction:column;display:flex}.brand strong{font-family:var(--font-source-serif), serif;letter-spacing:-.02em;font-size:22px}.brand span{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-size:10px;font-weight:700}.tutor-mark{background:0 0;flex:none;place-items:center;width:48px;height:48px;display:grid;overflow:visible}.tutor-mark img{object-fit:contain;width:100%;height:100%;display:block}.course-pill{border:1px solid var(--line);background:#fff;border-radius:999px;align-items:center;gap:8px;padding:8px 14px;font-size:13px;font-weight:700;display:flex}.course-pill span{background:var(--gold);width:7px;height:7px;box-shadow:0 0 0 3px var(--gold-soft);border-radius:50%}.conversation{width:min(860px,100%);margin:0 auto;padding:42px 28px 30px;overflow-y:auto}.welcome{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:52vh;display:flex}.welcome-icon{border:1px solid var(--line);background:#fffc;border-radius:18px;padding:8px;box-shadow:0 15px 40px #29484c14}.welcome-icon .tutor-mark{width:72px;height:72px}.eyebrow{color:var(--gold);letter-spacing:.12em;text-transform:uppercase;margin:22px 0 8px;font-size:11px;font-weight:800}.welcome h1{max-width:640px;font-family:var(--font-source-serif), serif;letter-spacing:-.035em;margin:0;font-size:clamp(35px,5vw,54px);font-weight:550;line-height:1.05}.welcome-copy{max-width:570px;color:var(--muted);margin:18px 0 0;font-size:16px;line-height:1.7}.scope-note{color:#526b6d;text-align:left;background:#e8f2ef9e;border:1px solid #dce7e4;border-radius:12px;align-items:center;gap:10px;max-width:520px;margin-top:32px;padding:11px 15px;display:flex}.scope-note span{width:20px;height:20px;color:var(--teal);border:1px solid #8eb4e0;border-radius:50%;flex:none;place-items:center;font-family:serif;font-weight:700;display:grid}.scope-note p{margin:0;font-size:12px;line-height:1.5}.loader{min-height:55vh;color:var(--muted);place-items:center;font-size:14px;display:grid}.message-list{flex-direction:column;gap:28px;padding-bottom:20px;display:flex}.message-row{flex-direction:column;align-items:flex-start;gap:8px;display:flex}.message-row.user{align-items:flex-end}.message-content{width:fit-content;max-width:min(720px,100%)}.message-bubble{border:1px solid var(--line);background:#fff;border-radius:4px 17px 17px;width:fit-content;max-width:100%;padding:15px 18px;box-shadow:0 5px 20px #16363c0d}.user .message-bubble{background:var(--teal);color:#fff;border:0;border-radius:17px 17px 4px;box-shadow:0 6px 18px #1b6fcb33}.message-bubble p{white-space:pre-wrap;margin:0;font-size:14px;line-height:1.7}.markdown-content{overflow-wrap:anywhere;min-width:0;font-size:14px;line-height:1.7}.markdown-content>:first-child{margin-top:0}.markdown-content>:last-child{margin-bottom:0}.markdown-content p{white-space:normal;margin:0 0 11px}.markdown-content ul,.markdown-content ol{margin:8px 0 12px;padding-left:24px}.markdown-content li{margin:4px 0}.markdown-content strong{font-weight:750}.markdown-content .katex-display{margin:16px 0;padding:4px 2px;overflow:auto hidden}.markdown-content .katex{font-size:1.08em}.markdown-content code:not(.math-inline code){background:var(--teal-pale);border-radius:5px;padding:2px 5px;font-size:.9em}.sources{margin-top:11px}.sources-label{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin:0 0 6px 4px;font-size:10px;font-weight:800}.source-card{background:#ffffffb8;border:1px solid #d8e3df;border-radius:11px;gap:10px;padding:11px 13px;display:flex}.source-card svg{width:19px;height:19px;color:var(--teal);flex:none}.source-card strong{color:#3e585d;font-size:11px;display:block}.source-card p{color:var(--muted);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:3px 0 0;font-size:10px;line-height:1.45;display:-webkit-box;overflow:hidden}.typing{border:1px solid var(--line);background:#fff;border-radius:4px 15px 15px;gap:4px;margin-top:4px;padding:13px 17px;display:flex}.typing i{background:#8fa0b2;border-radius:50%;width:5px;height:5px;animation:1.2s infinite pulse}.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}@keyframes pulse{50%{opacity:.5}}.composer-wrap{background:linear-gradient(to top, var(--sand) 75%, transparent);width:min(860px,100% - 40px);margin:0 auto;padding:10px 0 20px}.composer{border:1px solid var(--line);background:#fff;border-radius:17px;align-items:flex-end;gap:8px;min-width:0;padding:8px;display:flex;box-shadow:0 14px 35px #1e3c411a}.composer:focus-within{border-color:#8eb4e0;box-shadow:0 14px 35px #1e3c411a,0 0 0 3px #1b6fcb1a}.composer textarea{width:auto;min-width:0;min-height:40px;max-height:130px;box-shadow:none;color:var(--ink);font:inherit;resize:none;field-sizing:content;background:0 0;border:0;border-radius:0;outline:0;flex:auto;margin:0;padding:10px 8px;line-height:1.45;overflow:hidden auto}.composer textarea:focus{box-shadow:none;border:0}.composer textarea::placeholder{color:#94a2a4}.composer-send,.composer>button[type=submit]{background:var(--teal);color:#fff;width:auto;min-width:40px;height:40px;font:inherit;cursor:pointer;border:0;border-radius:11px;flex:none;justify-content:center;align-items:center;padding:0 16px;font-size:12px;font-weight:800;transition:all .18s;display:inline-flex}.composer-send:hover:not(:disabled),.composer>button[type=submit]:hover:not(:disabled){background:var(--teal-dark);transform:translateY(-1px)}.composer-send:disabled,.composer>button[type=submit]:disabled{cursor:default;opacity:.35}.composer-send svg,.composer>button[type=submit] svg{width:21px;height:21px}.disclaimer{color:#89979a;text-align:center;margin:9px 0 0;font-size:10px}.error-message{color:var(--danger);text-align:center;margin:0 0 8px;font-size:12px}@media (max-width:640px){.app-shell{grid-template-rows:64px 1fr auto}.topbar{padding:0 16px}.brand span{display:none}.course-pill{padding:7px 11px;font-size:12px}.conversation{padding:28px 16px 18px}.welcome{min-height:58vh}.welcome h1{font-size:37px}.welcome-copy{font-size:14px}.scope-note{margin-top:24px}.composer-wrap{width:calc(100% - 24px);padding-bottom:12px}.composer{border-radius:15px}.message-content{max-width:100%}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;animation-duration:.01ms!important}}a{color:inherit;text-decoration:none}input,select{font:inherit}.full-loader{min-height:100vh;color:var(--muted);place-items:center;display:grid}.auth-page{background:radial-gradient(ellipse 80% 55% at 50% -10%, #1b6fcb38, transparent 58%), radial-gradient(circle at 12% 88%, #c9a40024, transparent 42%), linear-gradient(165deg, #eef4fb 0%, var(--sand) 42%, #e7eef7 100%);place-items:center;min-height:100vh;padding:28px 18px;display:grid;position:relative;overflow:hidden}.auth-atmosphere{pointer-events:none;position:absolute;inset:0}.auth-orb{filter:blur(8px);opacity:.55;border-radius:50%;animation:14s ease-in-out infinite auth-drift;position:absolute}.auth-orb-a{background:radial-gradient(circle,#1b6fcb59,#0000 68%);width:220px;height:220px;top:12%;right:8%}.auth-orb-b{background:radial-gradient(circle,#c9a40038,#0000 70%);width:260px;height:260px;animation-delay:-6s;bottom:8%;left:6%}.auth-grid{opacity:.35;background-image:linear-gradient(#1b6fcb0d 1px,#0000 1px),linear-gradient(90deg,#1b6fcb0d 1px,#0000 1px);background-size:48px 48px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(circle at 50% 40%,#000 20%,#0000 75%);mask-image:radial-gradient(circle at 50% 40%,#000 20%,#0000 75%)}@keyframes auth-drift{0%,to{transform:translate(0)scale(1)}50%{transform:translate(12px,-18px)scale(1.06)}}.auth-panel{z-index:1;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#ffffffe0;border:1px solid #d5dee8e6;border-radius:28px;flex-direction:column;gap:22px;width:min(420px,100%);padding:34px 32px 28px;animation:.45s ease-out auth-rise;display:flex;position:relative;box-shadow:inset 0 1px #fffc,0 24px 70px #17212b1f}@keyframes auth-rise{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.auth-brand{text-align:center;flex-direction:column;align-items:center;gap:8px;display:flex}.auth-brand .tutor-mark{width:104px;height:104px;margin-bottom:4px;animation:.7s ease-out 50ms both auth-mark}@keyframes auth-mark{0%{opacity:0;transform:translateY(8px)scale(.94)}to{opacity:1;transform:translateY(0)scale(1)}}.auth-product{color:var(--ink);font-family:var(--font-source-serif), serif;letter-spacing:-.03em;margin:0;font-size:34px;font-weight:600;line-height:1}.auth-institution{max-width:16rem;color:var(--muted);letter-spacing:.04em;text-transform:uppercase;margin:0;font-size:11px;font-weight:700;line-height:1.35}.auth-rule{background:linear-gradient(90deg, var(--gold), #e6c84a);border-radius:999px;width:48px;height:3px;margin-top:6px;display:block}.auth-copy{text-align:center;flex-direction:column;gap:6px;display:flex}.auth-copy h1{color:var(--ink);font-family:var(--font-source-serif), serif;letter-spacing:-.02em;margin:0;font-size:22px;font-weight:550}.auth-copy p{color:var(--muted);margin:0;font-size:13px;line-height:1.5}.auth-fields{flex-direction:column;gap:14px;display:flex}.auth-fields label{color:#456074}.auth-fields input{background:#fbfcfe;border-radius:12px;padding:12px 13px}.auth-fields input::placeholder{color:#9aabba}.auth-submit{border-radius:12px;width:100%;min-height:46px;font-size:13px;transition:transform .18s,box-shadow .18s,background .18s;box-shadow:0 10px 24px #1b6fcb38}.auth-submit:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 14px 28px #1b6fcb47}.auth-footnote{color:#8a9aab;text-align:center;letter-spacing:.14em;text-transform:uppercase;margin:2px 0 0;font-size:10px;font-weight:750}.workspace-heading h1,.chat-heading h1{font-family:var(--font-source-serif), serif}@media (prefers-reduced-motion:reduce){.auth-orb,.auth-panel,.auth-brand .tutor-mark{animation:none}}@media (max-width:640px){.auth-panel{border-radius:22px;padding:28px 22px 22px}.auth-brand .tutor-mark{width:88px;height:88px}.auth-product{font-size:30px}}label{color:#4d6267;flex-direction:column;gap:7px;font-size:12px;font-weight:700;display:flex}input,select,textarea{border:1px solid var(--line);width:100%;color:var(--ink);background:#fff;border-radius:10px;outline:none;padding:10px 12px}input:focus,select:focus,textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px #1b6fcb1a}.composer textarea,.composer textarea:focus{width:auto;box-shadow:none;background:0 0;border:0;border-radius:0;padding:10px 8px}.button{cursor:pointer;border:0;border-radius:10px;justify-content:center;align-items:center;padding:10px 14px;font-size:12px;font-weight:800;display:inline-flex}.button.primary{background:var(--teal);color:#fff}.button.ghost{border:1px solid var(--line);color:var(--ink);background:#fff}.button.danger{color:#fff;background:#a5483d}.button:disabled{cursor:default;opacity:.45}.form-error{color:var(--danger);margin:0;font-size:12px}.dashboard-shell{grid-template-columns:240px minmax(0,1fr);min-height:100vh;display:grid}.sidebar{border-right:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffffb8;flex-direction:column;height:100vh;padding:24px 18px 18px;display:flex;position:sticky;top:0}.sidebar-brand-row{justify-content:space-between;align-items:center;display:flex}.sidebar .brand{padding:0 8px 24px}.sidebar-content{flex-direction:column;flex:1;min-height:0;display:flex}.sidebar-nav{flex-direction:column;gap:6px;display:flex}.sidebar-nav a{color:#496267;border-radius:10px;padding:11px 12px;font-size:13px;font-weight:750}.sidebar-nav a:hover,.sidebar-nav a.active{background:var(--teal-pale);color:var(--teal-dark)}.sidebar-back{color:var(--teal-dark);border-radius:9px;margin-bottom:18px;padding:9px 10px;font-size:12px;font-weight:800;display:block}.sidebar-back:hover{background:var(--teal-pale)}.sidebar-context{border-bottom:1px solid var(--line);flex-direction:column;gap:4px;margin:0 10px 18px;padding-bottom:18px;display:flex}.sidebar-context span{color:var(--teal);letter-spacing:.11em;text-transform:uppercase;font-size:9px;font-weight:800}.sidebar-context strong{margin-top:3px;line-height:1.3}.sidebar-context small{color:var(--muted);font-size:10px;font-weight:700}.sidebar-nav.contextual a{padding-left:15px;position:relative}.sidebar-nav.contextual a.active:before{background:var(--teal);content:"";border-radius:3px;width:3px;height:16px;position:absolute;top:50%;left:6px;transform:translateY(-50%)}.sidebar-account{border-top:1px solid var(--line);flex-direction:column;gap:5px;margin-top:auto;padding:18px 8px 0;font-size:12px;display:flex}.sidebar-account span{color:var(--muted);text-overflow:ellipsis;overflow:hidden}.sidebar-account .button{width:100%;margin-top:9px}.sidebar-toggle{border:1px solid var(--line);color:var(--ink);cursor:pointer;background:#fff;border-radius:9px;padding:7px 10px;display:none}.dashboard-main{min-width:0;padding:36px}.workspace{width:min(1180px,100%);margin:0 auto}.workspace-heading{margin-bottom:28px}.workspace-heading.compact{margin-bottom:16px}.workspace-heading.compact h1{font-size:28px}.page-header{justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:28px;display:flex}.page-header .workspace-heading{margin-bottom:0}.page-header>.button{flex:none}.workspace-heading .eyebrow,.chat-heading .eyebrow{margin:0 0 6px}.workspace-heading h1,.chat-heading h1{margin:0;font-size:38px}.workspace-heading>p:last-child{color:var(--muted);margin:8px 0 0}.workspace-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:20px;display:grid}.workspace-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.metric-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;display:grid}.metric-card{border:1px solid var(--line);min-height:170px;color:inherit;background:#fff;border-radius:22px;flex-direction:column;gap:10px;padding:26px;text-decoration:none;display:flex;box-shadow:0 6px 20px #16363c0d}.metric-card span{color:var(--muted);font-weight:700}.metric-card strong{color:var(--ink);font-family:var(--font-source-serif), serif;font-size:clamp(2.5rem,5vw,4rem);line-height:1}.metric-card small{color:var(--teal);margin-top:auto;font-weight:700}.compact-panel{max-width:980px}.action-row,.section-title-row{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.action-row{justify-content:flex-start;margin-top:18px}.section-title-row h2{margin-bottom:0}.page-actions{justify-content:flex-end;margin:-10px 0 20px;display:flex}.page-actions .button{width:auto}.panel{border:1px solid var(--line);background:#ffffffd9;border-radius:17px;margin-bottom:20px;padding:22px;box-shadow:0 5px 20px #16363c0a}.panel h2{margin:0 0 16px;font-size:17px}.stack-form{flex-direction:column;gap:12px;display:flex}.stack-form textarea{resize:vertical;min-height:80px}.stack-form.wide textarea{min-height:100px}.stack-form label small{color:var(--muted);font-weight:400}.document-kind{color:var(--muted);margin-top:4px;font-weight:400;display:block}.row-actions{justify-content:flex-end;align-items:center;gap:6px;display:flex}.syllabus-review{max-height:65vh;padding-right:4px;overflow-y:auto}.syllabus-meta{justify-content:flex-end;display:flex}.syllabus-units{flex-direction:column;gap:12px;display:flex}.syllabus-units fieldset{border:1px solid #dbe4e2;border-radius:12px;padding:14px}.syllabus-units legend{color:var(--teal-dark);padding:0 6px;font-weight:700}.material-review-block{flex-direction:column;gap:10px;display:flex}.material-review-block h3{color:var(--teal-dark);margin:0;font-size:14px}.material-review-heading{justify-content:space-between;align-items:center;gap:8px;display:flex}.chunk-review-list{flex-direction:column;gap:10px;display:flex}.chunk-review-item{color:var(--muted);flex-direction:column;gap:6px;margin:0;font-weight:600;display:flex}.chunk-review-item textarea{min-height:120px}.exercise-review-list{flex-direction:column;gap:10px;display:flex}.exercise-review-item{border:1px solid var(--line);color:var(--ink);border-radius:12px;flex-direction:column;gap:8px;margin:0;padding:12px;font-weight:400;display:flex}.exercise-review-item header{align-items:flex-start;gap:10px;display:flex}.exercise-review-item header span{flex-direction:column;gap:2px;min-width:0;display:flex}.exercise-review-item p{color:var(--ink);margin:0;font-size:13px;font-weight:500}.exercise-review-item small{color:var(--muted);font-weight:600}.inline-form{flex-wrap:wrap;align-items:flex-end;gap:12px;display:flex}.inline-form label{flex:160px}.inline-form .grow{flex-grow:3}.data-list{flex-direction:column;gap:2px;margin-top:16px;display:flex}.data-list>div{border-top:1px solid #edf1f0;grid-template-columns:minmax(150px,1fr) minmax(180px,2fr) auto;align-items:center;gap:12px;padding:11px 4px;font-size:12px;display:grid}.data-list span{color:var(--muted)}.card-grid{grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px;display:grid}.course-card{border:1px solid var(--line);background:#fff;border-radius:16px;min-height:150px;padding:20px;transition:all .18s;display:block;box-shadow:0 6px 20px #16363c0d}.course-card:hover{border-color:#a8c6c1;transform:translateY(-2px)}.course-card h2,.course-card h3{margin:18px 0 7px}.course-card p{color:var(--muted);font-size:12px}.course-card>strong{color:var(--teal);font-size:12px}.course-card.unavailable{cursor:default;opacity:.78}.course-card.unavailable:hover{border-color:var(--line);transform:none}.status{color:#66777a;text-transform:uppercase;background:#eef1f0;border-radius:999px;width:fit-content;padding:4px 8px;font-size:10px;font-weight:800;display:inline-flex}.status.active,.status.ready,.status.completed,.status.check,.status.imported{background:var(--success-soft);color:var(--success)}.status.draft,.status.pending,.status.pending_review,.status.invited,.status.queued,.status.processing,.status.uploaded,.status.open,.status.conversation{color:#9a6c20;background:#f8eedb}.status.disabled,.status.failed,.status.archived,.status.closed,.status.withdrawn,.status.abandoned{background:var(--danger-soft);color:var(--danger)}.status.procedure,.status.syllabus{background:var(--teal-pale);color:var(--teal-dark)}.muted{color:var(--muted);font-size:13px}.practice-help{max-width:42rem;margin:0;font-size:12px;line-height:1.45}.practice-origin{margin:8px 0 0;font-size:12px}.practice-composer-menu{flex:none;align-self:flex-end;display:inline-flex;position:relative}.composer .composer .composer-practice-trigger,.composer .composer-practice-continue{width:auto;height:40px;color:var(--teal-dark);font:inherit;cursor:pointer;white-space:nowrap;background:0 0;border:0;border-radius:11px;flex:none;justify-content:center;align-items:center;gap:4px;margin:0;padding:0 10px;font-size:12px;font-weight:800;display:inline-flex;transform:none}.composer .composer-practice-trigger:hover:not(:disabled),.composer .composer-practice-continue:hover:not(:disabled){color:var(--teal-dark);background:#eef6f4;transform:none}.composer .composer-practice-trigger:disabled,.composer .composer-practice-continue:disabled{cursor:default;opacity:.45}.composer .composer-practice-continue{color:var(--teal)}@media (max-width:640px){.composer .composer-practice-trigger,.composer .composer-practice-continue{padding:0 8px;font-size:11px}}.practice-composer-popover{z-index:30;border:1px solid var(--line);background:#fff;border-radius:14px;flex-direction:column;gap:10px;width:min(22rem,100vw - 48px);padding:12px;display:flex;position:absolute;bottom:calc(100% + 10px);left:0;box-shadow:0 16px 40px #16363c24}.practice-composer-label{color:var(--teal-dark);letter-spacing:.04em;text-transform:uppercase;margin:0;font-size:11px;font-weight:800}.practice-kind-toggle{grid-template-columns:1fr 1fr;gap:6px;display:grid}.practice-kind-option{border:1px solid var(--line);color:var(--ink);font:inherit;cursor:pointer;background:#f7faf9;border-radius:10px;margin:0;padding:8px 10px;font-size:13px;font-weight:650}.practice-kind-option.active{color:var(--teal-dark);background:#eef6f4;border-color:#8eb4e0}.practice-kind-option:disabled{cursor:default;opacity:.55}.practice-composer-actions{justify-content:flex-end;gap:8px;display:flex}.practice-composer-actions .button{width:auto}.practice-topic-picker{color:var(--muted);flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;display:flex}.practice-topic-picker select{border:1px solid var(--line);min-width:14rem;max-width:min(100%,28rem);color:var(--ink);background:#fff;border-radius:10px;padding:8px 10px}.practice-change-row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.practice-toolbar{border:1px solid var(--line);background:#fff;border-radius:16px;padding:18px 24px}.practice-toolbar-main{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:7px 20px;display:grid}.practice-toolbar-copy{flex-direction:column;min-width:0;display:flex}.practice-toolbar-copy strong{font-family:var(--font-source-serif), serif;font-size:26px;line-height:1.1}.practice-toolbar-kicker{color:var(--teal-dark);letter-spacing:.1em;text-transform:uppercase;margin-bottom:4px;font-size:10px;font-weight:800}.practice-context{flex-wrap:wrap;grid-area:2/1;align-items:center;gap:7px;min-width:0;display:flex}.practice-context .muted:before{content:"·";color:#9aabaa;margin-right:8px}.practice-grounding-warning{background:var(--gold-soft);color:#8a6a00;border-radius:999px;padding:4px 8px;font-size:10px;font-weight:750}.practice-toolbar-actions{grid-area:1/2/span 2;justify-content:flex-end;align-items:center;gap:7px;display:flex}.practice-estimation{color:var(--teal-dark);white-space:nowrap;font-size:11px;font-weight:800}.practice-toolbar-actions .button{padding:8px 11px}.practice-rubric-note{margin:0;padding:0 4px}.practice-change-row .practice-topic-picker{flex-flow:row;flex:1;align-items:center;min-width:0}.practice-change-row .practice-topic-picker span{flex:none}.practice-change-row .practice-topic-picker select{flex:1;min-width:0;max-width:none;min-height:36px}.practice-change-row>.button{align-self:center;min-height:36px}.practice-question-list{border:1px solid var(--line);background:#ffffffdb;border-radius:16px;overflow:hidden}.practice-workspace-page.practice-workspace-check{background:#fff;gap:0;min-height:100%;overflow:hidden}.practice-workspace-page.practice-workspace-check>.practice-toolbar{border:0;border-bottom:1px solid var(--line);background:0 0;border-radius:0;padding:28px 44px 22px}.practice-workspace-page.practice-workspace-check>.practice-toolbar .practice-toolbar-main{width:min(1280px,100%);margin:0 auto}.practice-workspace-page.practice-workspace-check>.practice-change-row{box-sizing:border-box;border-bottom:1px solid var(--line);width:min(1280px,100% - 88px);margin:0 auto;padding:12px 0}.practice-workspace-page.practice-workspace-check>.practice-rubric-note{box-sizing:border-box;border-bottom:1px solid var(--line);width:min(1280px,100% - 88px);margin:0 auto;padding:10px 0}.practice-workspace-page.practice-workspace-check>.practice-question-list{background:0 0;border:0;border-radius:0}.practice-workspace-page.practice-workspace-check .practice-question-item{box-sizing:border-box;width:min(1280px,100% - 88px);margin:0 auto;padding-left:0;padding-right:0}.practice-workspace-page.practice-workspace-check .practice-question-item>.markdown-content{max-width:1100px}.practice-question-item{padding:18px 26px 20px}.practice-question-item+.practice-question-item{border-top:1px solid var(--line)}.practice-question-item>.eyebrow{margin:0 0 9px}.practice-question-item>.markdown-content{font-size:14px;line-height:1.6}.practice-question-item>label{margin-top:10px}.practice-question-list.is-readonly .practice-choice{cursor:default}.practice-question-note{border-top:1px solid var(--line);margin:0;padding:14px 24px}.practice-choices{border:0;grid-template-columns:repeat(auto-fit,minmax(10.5rem,1fr));gap:8px;margin:9px 0 0;padding:0;display:grid}.practice-choices legend{color:#4d6267;grid-column:1/-1;margin-bottom:0;font-size:12px;font-weight:700}.practice-choice{border:1px solid var(--line);min-width:0;color:var(--ink);cursor:pointer;background:#fff;border-radius:10px;flex-flow:row;align-items:center;gap:8px;padding:8px 10px;font-size:14px;font-weight:500;display:flex}.practice-choice input[type=radio]{width:auto;height:auto;box-shadow:none;accent-color:var(--teal);background:0 0;border:0;border-radius:0;flex:none;margin:0;padding:0}.practice-choice-id{min-width:1em;color:var(--teal-dark);flex:none;font-weight:800;line-height:1}.practice-choice .markdown-content{overflow-wrap:anywhere;flex:auto;min-width:0;font-size:14px;font-weight:500;line-height:1.25}.practice-choice .markdown-content>:first-child{margin-top:0}.practice-choice .markdown-content>:last-child{margin-bottom:0}.practice-choice .markdown-content p{margin:0}.practice-choice .markdown-content .katex-display{text-align:left;margin:0;padding:0}.markdown-inline p{margin:0}.markdown-inline .katex-display{margin:0;padding:0}.practice-choices[data-count="3"],.practice-choices[data-count="4"]{grid-template-columns:repeat(var(--practice-choice-count,4), minmax(0, 1fr))}.practice-choices[data-count="3"]{--practice-choice-count:3}.practice-choices[data-count="4"]{--practice-choice-count:4}.practice-choice.selected{background:var(--teal-pale);border-color:#8eb4e0}.practice-choice.correct{background:#eef7f2;border-color:#7dae95}.practice-result{color:#3d5559;background:#f7faf9;border:1px solid #d7e3df;border-radius:12px;flex-direction:column;gap:10px;margin-top:14px;padding:12px 14px;font-size:13px;line-height:1.45;display:flex}.practice-result.success{background:var(--success-soft);color:var(--success);border-color:#a8d4b8}.practice-result-status{margin:0;font-size:12px;font-weight:750}.practice-result-label{color:var(--teal-dark);letter-spacing:.04em;text-transform:uppercase;margin:0 0 4px;font-size:11px;font-weight:800}.practice-result-body .markdown-content>:first-child{margin-top:0}.practice-result-body .markdown-content>:last-child{margin-bottom:0}.practice-steps{flex-direction:column;gap:8px;margin:0;padding-left:1.2rem;display:flex}.practice-steps li{padding-left:2px}.practice-steps .markdown-content>:first-child{margin-top:0}.practice-steps .markdown-content>:last-child{margin-bottom:0}.practice-item-actions{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.notice .markdown-content>:last-child{margin-bottom:0}.practice-photos{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin:14px 0;display:grid}.practice-photos.is-hero{grid-template-columns:minmax(0,1fr)}.practice-photos.is-side{grid-template-columns:minmax(0,1fr);max-width:680px}.practice-detail{background:#fff;width:100%;min-height:100%}.practice-view-tabs{display:none}.practice-split{border-top:1px solid var(--line);grid-template-columns:minmax(0,58fr) minmax(520px,42fr);align-items:start;gap:0;display:grid}.practice-split-main{min-width:0;padding:18px 26px 0 0}.practice-split-chat{border-left:1px solid var(--line);align-self:start;min-width:0;position:sticky;top:0}.practice-split-chat .practice-exercise-chat{max-height:100vh;box-shadow:none;background:0 0;border:0;border-radius:0;flex-direction:column;margin-top:0;margin-bottom:0;padding:22px 0 18px 26px;display:flex;overflow:hidden}.practice-exercise-chat-head{flex:none}.practice-exercise-chat-head h2{margin:0 0 8px}.practice-exercise-chat-head p{color:var(--muted);margin:0;font-size:13px;line-height:1.45}.practice-split-chat .practice-exercise-thread{flex:auto;min-height:180px;max-height:none;margin:12px 0}.practice-split-chat .practice-region-chip,.practice-split-chat .form-error,.practice-split-chat .composer{flex:none}.practice-split-chat .composer{box-shadow:none;gap:6px;padding:6px}.practice-split-chat .composer textarea{min-height:38px;padding:8px 6px;font-size:13px}.practice-split-chat .composer-send{padding:0 12px;font-size:11px}.practice-split-chat .message-content{max-width:100%}.practice-procedure-prompt{padding:18px 4px 20px}.practice-procedure-prompt>.eyebrow{margin:0 0 8px}.practice-procedure-prompt>.markdown-content{max-width:1240px;font-size:14px;line-height:1.55}.practice-procedure-prompt>.muted{margin:5px 0 0;font-size:12px}.practice-review-tabs{border-bottom:1px solid var(--line);align-items:center;gap:18px;min-height:42px;display:flex}.practice-review-tabs button{color:var(--muted);cursor:pointer;background:0 0;border:0;border-bottom:2px solid #0000;padding:11px 2px 10px;font-weight:750}.practice-review-tabs button:hover,.practice-review-tabs button.active{border-bottom-color:var(--teal);color:var(--teal-dark)}.practice-procedure-section{min-width:0;padding:4px 0 24px}.practice-section-heading{justify-content:space-between;align-items:flex-start;gap:18px;margin:12px 0 10px;display:flex}.practice-section-heading h2,.practice-feedback-heading h2{margin:0;font-size:20px}.practice-section-heading p{color:var(--muted);margin:5px 0 0;font-size:12px}.practice-section-heading .button{flex:none}.practice-sheet-actions{z-index:5;align-items:center;gap:7px;display:flex;position:absolute;top:12px;right:12px}.practice-image-tool{width:40px;height:40px;color:var(--teal-dark);cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffffffeb;border:1px solid #bacbc8e6;border-radius:11px;place-items:center;font-size:19px;display:grid;box-shadow:0 6px 18px #0f232a1f}.practice-image-tool:hover,.practice-image-tool.active{border-color:var(--teal);background:var(--teal);color:#fff}.practice-image-tool:disabled{cursor:not-allowed;opacity:.55}.practice-image-tool-icon{fill:none;stroke:currentColor;stroke-width:1.7px;stroke-linecap:round;stroke-linejoin:round;width:21px;height:21px}.practice-sheet-section .practice-photos{margin:10px 0 0;position:relative}.practice-sheet-section .practice-photos.is-side{max-width:560px;margin-left:auto;margin-right:auto}.practice-sheet-section .practice-photo-sheet{background:#f7f8f7;display:block;overflow:hidden}.practice-sheet-section .practice-photo{width:100%;height:auto;display:block}.practice-sheet-section .practice-photo-frame>.button{justify-self:start;width:auto;padding:8px 11px}.practice-selection-help{margin:8px 0 0;font-size:12px}.practice-feedback-heading{justify-content:space-between;align-items:flex-end;gap:20px;margin:14px 0 4px;display:flex}.practice-feedback-heading .eyebrow{margin:0 0 4px}.practice-feedback-heading>p{max-width:310px;color:var(--muted);text-align:right;margin:0;font-size:12px}.practice-feedback-section .rubric-grid{grid-template-columns:repeat(3,minmax(150px,1fr));gap:0 20px;margin:16px 0}.practice-feedback-section .rubric-grid div{border:0;border-bottom:1px solid var(--line);background:0 0;border-radius:0;flex-direction:row;justify-content:space-between;align-items:center;gap:12px;padding:10px 0}.practice-feedback-section .rubric-grid strong{border-radius:999px;padding:3px 8px;font-size:11px}.practice-feedback-section .rubric-grid strong.is-achieved{background:var(--success-soft);color:var(--success)}.practice-feedback-section .rubric-grid strong.is-progress{background:var(--gold-soft);color:#8a6a00}.practice-feedback-section .rubric-grid strong.is-review{background:var(--danger-soft);color:var(--danger)}.practice-feedback-section .practice-result,.practice-solution-section .practice-result{border:0;border-top:1px solid var(--line);background:0 0;border-radius:0;padding:14px 0 0}.practice-solution-section{padding-top:18px}.practice-solution-section>.eyebrow{margin-top:0}.practice-photo-frame{gap:8px;display:grid}.practice-photo-stage{position:relative}.practice-photo-placeholder{aspect-ratio:3/4;color:var(--muted);background:linear-gradient(100deg,#f1f4f3 20%,#fafbfa 38%,#f1f4f3 56%) 0 0/220% 100%;justify-content:center;align-items:center;gap:9px;font-size:12px;animation:1.4s ease-in-out infinite practice-shimmer;display:flex}.practice-photo-placeholder .practice-spinner{border-color:#1b6fcb2e;border-top-color:var(--teal)}.practice-photo-transition{z-index:6;color:var(--teal-dark);-webkit-backdrop-filter:blur(1px);backdrop-filter:blur(1px);pointer-events:all;background:#f9fbfa94;justify-content:center;align-items:center;gap:9px;font-size:12px;font-weight:750;display:flex;position:absolute;inset:0}.practice-photo-transition .practice-spinner{border-color:#1b6fcb2e;border-top-color:var(--teal)}.practice-photo-sheet{width:100%;display:block;position:relative}.practice-photo-sheet.is-selecting{cursor:crosshair;touch-action:none}.practice-select-layer{z-index:3;touch-action:none;cursor:crosshair;position:absolute;inset:0}.practice-select-box{box-sizing:border-box;pointer-events:none;z-index:2;background:#d9770638;border:2px solid #d97706;position:absolute}.practice-exercise-chat{margin-top:18px}.practice-exercise-thread{flex-direction:column;gap:12px;max-height:420px;margin:14px 0;padding-right:4px;display:flex;overflow-y:auto}.practice-region-chip{color:#9a6c20;background:#f8eedb;border-radius:10px;justify-content:space-between;align-items:center;gap:12px;margin:0 0 10px;padding:8px 10px;font-size:12px;display:flex}.practice-mark-layer{pointer-events:none;position:absolute;inset:0;overflow:visible}.practice-mark{color:#b42318;z-index:1;align-items:flex-start;gap:4px;display:flex;position:absolute}.practice-mark-glyph{text-shadow:0 0 2px #ffffffe6;flex:none;font-size:22px;font-weight:800;line-height:1}.practice-mark-text{background:#fff6f0f0;border:1px solid #b4231873;border-radius:6px;max-width:100%;padding:3px 7px;font-size:12px;font-weight:650;line-height:1.3;transform:rotate(-.8deg);box-shadow:0 1px 2px #46141014}.practice-mark-text .markdown-content,.practice-mark-text .markdown-inline{font-size:inherit;color:inherit}.practice-mark-text .markdown-content p{margin:0}.practice-mark.is-circle{background:0 0;border:2.5px solid #c62828;border-radius:46%/42%;box-shadow:inset 0 0 0 1px #ffffff59}.practice-mark.is-circle .practice-mark-text{width:max-content;max-width:200px;margin-left:6px;position:absolute;top:0;left:100%}.practice-photos.is-hero .practice-mark-text{font-size:13px}.practice-photos.is-hero .practice-mark-glyph{font-size:26px}.practice-photos.is-side .practice-mark-text{font-size:11px}.practice-photos.is-side .practice-mark-glyph{font-size:18px}.practice-photo-remove{border:1px solid var(--line);color:#5c3d3a;cursor:pointer;background:#fffffff2;border-radius:999px;width:28px;height:28px;font-size:18px;line-height:1;position:absolute;top:8px;right:8px}.practice-photo-remove:hover:not(:disabled){background:var(--danger-soft)}.practice-photo-remove:disabled{opacity:.55;cursor:not-allowed}.practice-photo-overlay{color:#f4f7f6;pointer-events:none;background:#122022e6;border-radius:12px;grid-template-columns:auto 1fr;align-items:center;gap:4px 10px;padding:12px 14px;display:grid;position:absolute;bottom:12px;left:12px;right:12px}.practice-photo-overlay .practice-spinner{grid-row:1/span 2}.practice-photo-overlay p{margin:0;font-size:13px;font-weight:650}.practice-photo-overlay p+p{color:#c5d2d0;font-size:12px;font-weight:500}.practice-spinner{border:2px solid #ffffff40;border-top-color:#fff;border-radius:50%;width:18px;height:18px;animation:.8s linear infinite practice-spin}@keyframes practice-spin{to{transform:rotate(360deg)}}@keyframes practice-shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.practice-comment details{margin:0}.practice-comment summary{cursor:pointer;color:var(--teal-dark);letter-spacing:.04em;text-transform:uppercase;font-size:11px;font-weight:800}.rubric-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px;margin-top:14px;display:grid}.rubric-grid div{background:#fff;border:1px solid #dbe4e2;border-radius:12px;flex-direction:column;gap:4px;padding:12px;display:flex}.rubric-grid span{color:var(--muted);text-transform:uppercase;font-size:11px;font-weight:800}.status-group{align-items:center;gap:7px;margin-right:5px;display:inline-flex}.notice{border-radius:11px;margin-bottom:18px;padding:12px 15px;font-size:12px}.notice.success{background:var(--success-soft);color:var(--success)}.notice.error{background:var(--danger-soft);color:var(--danger)}.empty-state{text-align:center;border:1px dashed #bacbc8;border-radius:18px;padding:60px 20px}.empty-state p{color:var(--muted)}.empty-state .button{margin-top:8px}.empty-state .action-row{justify-content:center;margin-top:16px}.form-columns{grid-template-columns:1fr 1fr;gap:12px;display:grid}.share-toggle{border:1px solid var(--line);background:#f7faf9;border-radius:10px;justify-content:space-between;align-items:center;gap:12px;padding:10px 12px;display:flex}.share-toggle input{width:auto;margin:0}.dialog-overlay{z-index:50;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#0f232a7a;animation:.16s ease-out fade-in;position:fixed;inset:0}.dialog-content{z-index:51;border:1px solid var(--line);background:#fff;border-radius:18px;outline:none;width:min(520px,100vw - 32px);max-height:calc(100vh - 40px);padding:26px;animation:.18s ease-out dialog-in;position:fixed;top:50%;left:50%;overflow-y:auto;transform:translate(-50%,-50%);box-shadow:0 24px 80px #0f232a38}.dialog-content-wide{width:min(920px,100vw - 32px)}.dialog-content-practice{flex-direction:column;width:min(1100px,100vw - 32px);height:min(900px,100dvh - 40px);max-height:calc(100dvh - 40px);padding:22px 26px;display:flex;overflow:hidden}.dialog-content-practice .dialog-heading{flex:none;margin-bottom:14px}.dialog-content-practice .practice-workspace{min-height:0;padding-right:6px;overflow-y:auto}.dialog-content-practice .practice-toolbar{background:#fff}.dialog-heading{justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:22px;display:flex}.dialog-title{font-family:var(--font-source-serif), serif;margin:0;font-size:25px}.dialog-description{color:var(--muted);margin:7px 0 0;font-size:13px;line-height:1.55}.dialog-close{width:32px;height:32px;color:var(--muted);cursor:pointer;background:#f1f4f3;border:0;border-radius:9px;flex:none;place-items:center;font-size:21px;display:grid}.dialog-actions{justify-content:flex-end;gap:9px;margin-top:22px;display:flex}.confirm-dialog{width:min(440px,100vw - 32px)}.confirm-dialog>.dialog-description{margin:10px 0 0}@keyframes fade-in{0%{opacity:0}}@keyframes dialog-in{0%{opacity:0;transform:translate(-50%,-48%)scale(.98)}}.preview-answer{background:var(--teal-pale);border-radius:13px;margin-top:18px;padding:18px}.student-shell{background:var(--sand);grid-template-columns:292px minmax(0,1fr);height:100dvh;transition:grid-template-columns .18s;display:grid;overflow:hidden}.student-shell.student-sidebar-collapsed{grid-template-columns:72px minmax(0,1fr)}.student-sidebar{z-index:30;border-right:1px solid var(--line);background:#fbfcfb;grid-template-rows:auto minmax(0,1fr) auto;min-width:0;height:100dvh;display:grid;overflow:hidden}.student-sidebar-head{justify-content:space-between;align-items:center;gap:8px;padding:15px 14px 12px;display:flex}.student-sidebar-brand{min-width:0;color:var(--ink);text-decoration:none}.student-sidebar-brand .tutor-mark{width:40px;height:40px}.student-sidebar-brand strong{font-size:22px}.student-sidebar-collapse,.student-logout,.student-mobile-menu{color:#52666a;cursor:pointer;background:0 0;border:0;place-items:center;display:grid}.student-sidebar-collapse{border-radius:8px;flex:none;width:30px;height:30px;font-size:24px}.student-sidebar-collapse:hover,.student-logout:hover{background:var(--teal-pale);color:var(--teal-dark)}.student-sidebar-scroll{min-height:0;padding:4px 12px 18px;overflow:hidden auto}.student-sidebar-nav{flex-direction:column;gap:4px;display:flex}.student-sidebar-nav a,.student-new-chat{color:#465d62;cursor:pointer;width:100%;min-width:0;font:inherit;text-align:left;background:0 0;border:0;border-radius:10px;align-items:center;gap:10px;padding:9px 10px;font-size:13px;font-weight:720;text-decoration:none;display:flex}.student-sidebar-nav a:hover,.student-sidebar-nav a.active,.student-new-chat:hover{background:var(--teal-pale);color:var(--teal-dark)}.student-sidebar-icon{background:#fff;border:1px solid #d3dfdc;border-radius:8px;flex:none;place-items:center;width:28px;height:28px;font-size:15px;font-weight:800;display:grid}.student-course-link .student-sidebar-label{flex-direction:column;min-width:0;display:flex}.student-course-link strong,.student-course-link small{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.student-course-link small{color:var(--muted);margin-top:2px;font-size:10px;font-weight:600}.student-sidebar-divider{background:var(--line);height:1px;margin:14px 8px}.student-sidebar-section-title{color:var(--teal-dark);letter-spacing:.08em;text-transform:uppercase;font-size:10px;font-weight:800}.student-new-chat{background:var(--teal);color:#fff;margin-bottom:6px}.student-new-chat:hover{background:var(--teal-dark);color:#fff}.student-new-chat .student-sidebar-icon{background:#ffffff1f;border-color:#ffffff47}.student-sidebar-history{margin-top:18px}.student-sidebar-section-title{justify-content:space-between;align-items:center;gap:8px;padding:0 10px 6px;display:flex}.student-sidebar-section-title a{color:var(--teal-dark);font-size:9px;text-decoration:none}.student-sidebar-history-list{flex-direction:column;gap:2px;display:flex}.student-sidebar-history-list a{color:#52666a;text-overflow:ellipsis;white-space:nowrap;border-radius:8px;padding:8px 10px;font-size:12px;text-decoration:none;overflow:hidden}.student-sidebar-history-list a:hover,.student-sidebar-history-list a.active{background:var(--teal-pale);color:var(--teal-dark)}.student-sidebar-empty{color:var(--muted);padding:7px 10px;font-size:11px}.student-sidebar-account{border-top:1px solid var(--line);grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:9px;padding:12px 14px;display:grid}.student-account-avatar{background:var(--teal-pale);width:34px;height:34px;color:var(--teal-dark);border-radius:50%;place-items:center;font-size:12px;font-weight:800;display:grid}.student-sidebar-account .student-sidebar-label{flex-direction:column;min-width:0;display:flex}.student-sidebar-account strong,.student-sidebar-account span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.student-sidebar-account strong{font-size:12px}.student-sidebar-account .student-sidebar-label span{color:var(--muted);margin-top:2px;font-size:10px}.student-logout{border-radius:8px;width:30px;height:30px;font-size:17px}.student-main{min-width:0;min-height:0;padding:28px 34px 44px;overflow:auto}.student-main>.workspace{width:100%;max-width:none}.student-main:has(.chat-layout){padding:0;display:flex;overflow:hidden}.student-main:has(.practice-detail){background:#fff;padding:0}.student-shell.student-sidebar-collapsed .student-sidebar{width:72px;overflow:hidden}.student-shell.student-sidebar-collapsed .student-sidebar .student-sidebar-label,.student-shell.student-sidebar-collapsed .student-sidebar .student-sidebar-history,.student-shell.student-sidebar-collapsed .student-sidebar .student-sidebar-divider{display:none}.student-shell.student-sidebar-collapsed .student-sidebar-head{flex-direction:column;justify-content:center;gap:6px;padding:12px 8px 10px}.student-shell.student-sidebar-collapsed .student-sidebar-brand{justify-content:center;gap:0;width:40px;display:flex}.student-shell.student-sidebar-collapsed .student-sidebar-brand .tutor-mark{width:36px;height:36px}.student-shell.student-sidebar-collapsed .student-sidebar-collapse{width:36px;height:30px}.student-shell.student-sidebar-collapsed .student-sidebar-scroll{width:100%;padding:4px 8px 16px;overflow-x:hidden}.student-shell.student-sidebar-collapsed .student-sidebar-nav a,.student-shell.student-sidebar-collapsed .student-new-chat{justify-content:center;gap:0;width:100%;height:44px;padding:0}.student-shell.student-sidebar-collapsed .student-sidebar-icon{width:32px;height:32px}.student-shell.student-sidebar-collapsed .student-sidebar-account{justify-content:center;width:100%;padding:12px 8px;display:flex}.student-shell.student-sidebar-collapsed .student-logout,.student-sidebar-backdrop,.student-mobile-menu{display:none}.dashboard-shell:has(.chat-layout){height:100vh;overflow:hidden}.dashboard-main:has(.chat-layout){flex-direction:column;height:100%;min-height:0;display:flex;overflow:hidden}.chat-layout{background:#fff;flex:1;grid-template-columns:minmax(0,1fr);min-height:0;display:grid;overflow:hidden}.chat-panel{grid-template-rows:minmax(0,1fr) auto;min-width:0;min-height:0;display:grid}.chat-scroll{min-height:0;padding:24px;overflow-y:auto}.chat-scroll .message-list,.chat-welcome{width:min(960px,100%);margin:0 auto}.chat-welcome{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:100%;display:flex}.chat-welcome h2{font-family:var(--font-source-serif), serif;margin:18px 0 6px;font-size:30px}.chat-welcome p{color:var(--muted)}.chat-composer{border-top:1px solid var(--line);padding:12px 18px 16px}.chat-composer .composer{align-items:flex-end;gap:6px;width:min(1000px,100%);margin:0 auto;padding:8px;overflow:visible}.chat-composer .composer textarea{min-width:0;min-height:40px;box-shadow:none;resize:none;border:0}.composer .practice-composer-menu,.composer .composer-practice-continue,.composer .composer-practice-trigger{flex-shrink:0}.chat-composer .practice-topic-picker{flex-direction:column;align-items:stretch;gap:4px;width:100%}.chat-composer .practice-topic-picker span{letter-spacing:.04em;text-transform:uppercase;color:var(--teal-dark);font-size:11px;font-weight:800}.chat-composer .practice-topic-picker select{width:100%;min-width:0;max-width:none}.practice-workspace{flex-direction:column;gap:12px;display:flex}.practice-workspace-page.practice-workspace-procedure{grid-template-rows:auto minmax(0,1fr);grid-template-columns:minmax(0,58fr) minmax(520px,42fr);gap:0;width:100%;height:100dvh;margin:0;padding:0;display:grid;overflow:hidden}.practice-workspace-page.practice-workspace-procedure>.practice-toolbar{border:0;border-bottom:1px solid var(--line);border-radius:0;grid-area:1/1;padding:24px 28px 22px}.practice-workspace-page.practice-workspace-procedure>.practice-split{display:contents}.practice-workspace-page.practice-workspace-procedure .practice-split-main{grid-area:2/1;min-height:0;padding:18px 26px 32px 28px;overflow-y:auto}.practice-workspace-page.practice-workspace-procedure .practice-split-chat{border-left:1px solid var(--line);grid-area:1/2/span 2;height:100dvh;min-height:0;position:static}.practice-workspace-page.practice-workspace-procedure .practice-split-chat .practice-exercise-chat{height:100%;max-height:none;padding:28px 26px 18px 30px}.practice-loader{color:var(--muted);text-align:center;padding:28px 0}@media (max-width:1320px){.practice-workspace-page.practice-workspace-procedure{width:100%;height:auto;min-height:100%;padding:24px 28px 32px;display:flex;overflow:visible}.practice-workspace-page.practice-workspace-procedure>.practice-toolbar{padding:0 0 22px}.practice-workspace-page.practice-workspace-procedure>.practice-split{display:grid}.practice-workspace-page.practice-workspace-procedure .practice-split-main{padding:18px 0 0;overflow:visible}.practice-workspace-page.practice-workspace-procedure .practice-split-chat{border-left:0;height:auto}.practice-workspace-page.practice-workspace-procedure .practice-split-chat .practice-exercise-chat{height:auto;max-height:calc(100dvh - 180px);padding:18px 0 0}.practice-view-tabs{border:1px solid var(--line);background:#fff;border-radius:12px;gap:6px;margin-bottom:12px;padding:4px;display:flex}.practice-view-tabs button{color:#52666a;cursor:pointer;background:0 0;border:0;border-radius:9px;flex:1;padding:10px 14px;font-weight:750}.practice-view-tabs button.active{background:var(--teal-pale);color:var(--teal-dark)}.practice-split{grid-template-columns:minmax(0,1fr)}.practice-split.view-work .practice-split-chat,.practice-split.view-tutor .practice-split-main{display:none}.practice-split-main{padding-right:0}.practice-split-chat{border-left:0;position:static}.practice-split-chat .practice-exercise-chat{max-height:calc(100dvh - 180px);padding-left:0;padding-right:0}.practice-split-chat .practice-exercise-thread{max-height:none}.practice-photos.is-side{max-width:720px}}@media (max-width:900px){.practice-feedback-section .rubric-grid{grid-template-columns:repeat(2,minmax(150px,1fr))}.dashboard-shell{grid-template-columns:1fr}.sidebar{z-index:20;border-right:0;border-bottom:1px solid var(--line);height:auto;padding:10px 16px;position:sticky}.sidebar .brand{padding:0}.sidebar-toggle{display:block}.sidebar-content{padding-top:12px;display:none}.sidebar.open .sidebar-content{max-height:calc(100vh - 72px);display:flex}.sidebar-account{margin-top:18px}.dashboard-main{padding:24px 18px}.workspace-grid,.workspace-grid.two{grid-template-columns:1fr}.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboard-shell:has(.chat-layout){grid-template-rows:auto minmax(0,1fr)}.student-shell,.student-shell.student-sidebar-collapsed{height:100dvh;display:block}.student-sidebar{width:min(310px,100vw - 44px);transition:transform .18s;position:fixed;inset:0 auto 0 0;transform:translate(-105%);box-shadow:18px 0 50px #0f232a2e}.student-sidebar-mobile-open .student-sidebar{transform:translate(0)}.student-sidebar-mobile-open .student-sidebar-label,.student-sidebar-mobile-open .student-sidebar-history,.student-sidebar-mobile-open .student-sidebar-divider{display:initial}.student-sidebar-mobile-open .student-sidebar-history{display:block}.student-sidebar-mobile-open .student-course-link .student-sidebar-label,.student-sidebar-mobile-open .student-sidebar-account .student-sidebar-label,.student-sidebar-mobile-open .student-sidebar-brand .student-sidebar-label{display:flex}.student-sidebar-mobile-open .student-sidebar-head{flex-direction:row;justify-content:space-between;padding-inline:14px}.student-sidebar-mobile-open .student-sidebar-brand{display:flex}.student-sidebar-mobile-open .student-sidebar-scroll{padding-inline:12px}.student-sidebar-mobile-open .student-sidebar-nav a,.student-sidebar-mobile-open .student-new-chat{justify-content:flex-start;padding-inline:10px}.student-sidebar-mobile-open .student-sidebar-account{justify-content:normal;padding-inline:14px;display:grid}.student-sidebar-mobile-open .student-logout{display:grid}.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar{width:min(310px,100vw - 44px)}.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar .student-sidebar-label{display:initial}.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar .student-sidebar-history,.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar .student-sidebar-divider{display:block}.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar-head{flex-direction:row;justify-content:space-between;padding:15px 14px 12px}.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar-brand{justify-content:flex-start;gap:11px;width:auto}.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar-brand .student-sidebar-label,.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-course-link .student-sidebar-label,.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar-account .student-sidebar-label{display:flex}.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar-brand .tutor-mark{width:40px;height:40px}.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar-scroll{width:auto;padding:4px 12px 18px}.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar-nav a,.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-new-chat{justify-content:flex-start;gap:10px;height:auto;padding:9px 10px}.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar-icon{width:28px;height:28px}.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-sidebar-account{justify-content:normal;width:auto;padding:12px 14px;display:grid}.student-shell.student-sidebar-collapsed.student-sidebar-mobile-open .student-logout{display:grid}.student-sidebar-collapse{display:none}.student-sidebar-backdrop{z-index:29;background:#0f232a57;border:0;position:fixed;inset:0}.student-sidebar-mobile-open .student-sidebar-backdrop{display:block}.student-mobile-menu{z-index:28;border:1px solid var(--line);width:40px;height:40px;color:var(--teal-dark);background:#fffffff0;border-radius:11px;font-size:19px;display:grid;position:fixed;top:14px;left:14px;box-shadow:0 8px 22px #0f232a1f}.student-main{padding:22px 18px 32px}.student-main:not(:has(.chat-layout)){padding-top:72px}.student-main:has(.chat-layout){height:100dvh;padding:0}.student-main:has(.practice-detail){padding:0}.practice-workspace-page.practice-workspace-check>.practice-toolbar{padding:72px 20px 18px}.practice-workspace-page.practice-workspace-check>.practice-change-row,.practice-workspace-page.practice-workspace-check>.practice-rubric-note,.practice-workspace-page.practice-workspace-check .practice-question-item{width:calc(100% - 40px);padding-left:0;padding-right:0}.practice-workspace-page.practice-workspace-procedure{padding:72px 20px 32px}.practice-toolbar-main{grid-template-columns:minmax(0,1fr) auto}}@media (max-width:640px){.dashboard-main{padding:18px 12px}.student-main{padding:18px 12px 28px}.student-main:not(:has(.chat-layout)){padding-top:68px}:is(.student-main:has(.chat-layout),.student-main:has(.practice-detail)){padding:0}.practice-workspace-page.practice-workspace-check>.practice-toolbar{padding:68px 15px 16px}.practice-workspace-page.practice-workspace-check>.practice-change-row,.practice-workspace-page.practice-workspace-check>.practice-rubric-note,.practice-workspace-page.practice-workspace-check .practice-question-item{width:calc(100% - 30px);padding-left:0;padding-right:0}.practice-workspace-page.practice-workspace-procedure{padding:68px 12px 28px}.practice-section-heading,.practice-feedback-heading{flex-direction:column;align-items:flex-start;gap:10px}.practice-feedback-heading>p{text-align:left;max-width:none}.practice-review-tabs{gap:10px;overflow-x:auto}.practice-review-tabs button{white-space:nowrap}.practice-feedback-section .rubric-grid{grid-template-columns:minmax(0,1fr)}.practice-toolbar{padding:16px}.practice-toolbar-main{grid-template-columns:minmax(0,1fr);gap:8px}.practice-context,.practice-toolbar-actions{grid-area:auto/1;justify-content:flex-start}.practice-toolbar-actions{flex-wrap:wrap}.practice-toolbar-copy strong{font-size:21px}.practice-question-item{padding:16px 15px 18px}.page-header{flex-direction:column;align-items:stretch;gap:16px}.page-header>.button{align-self:flex-start}.workspace-heading h1{font-size:31px}.panel{padding:17px}.data-list>div{grid-template-columns:1fr;gap:4px}.chat-scroll{padding:62px 12px 16px}.metric-grid,.form-columns{grid-template-columns:1fr}.dialog-content{padding:21px}.dialog-content-practice{width:calc(100vw - 16px);height:calc(100dvh - 16px);max-height:calc(100dvh - 16px);padding:18px}.dialog-content-practice .dialog-heading{margin-bottom:12px}.practice-context .muted{width:100%}.practice-context .muted:before{content:none}.practice-estimation{margin-left:0}.practice-change-row,.practice-change-row .practice-topic-picker{flex-direction:column;align-items:stretch}.practice-choices,.practice-choices[data-count="3"],.practice-choices[data-count="4"]{grid-template-columns:repeat(2,minmax(0,1fr))}}
