@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}
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-ordinal:initial;--tw-slashed-zero:initial;--tw-numeric-figure:initial;--tw-numeric-spacing:initial;--tw-numeric-fraction:initial;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-outline-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@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;--animate-spin:spin 1s linear infinite;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::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{.invisible{visibility:hidden}.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.isolate{isolation:isolate}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.block{display:block}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.animate-spin{animation:var(--animate-spin)}.resize{resize:both}.italic{font-style:italic}.ordinal{--tw-ordinal:ordinal;font-variant-numeric:var(--tw-ordinal,) var(--tw-slashed-zero,) var(--tw-numeric-figure,) var(--tw-numeric-spacing,) var(--tw-numeric-fraction,)}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.blur{--tw-blur:blur(8px);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{--page:#f5f6f2;--surface:#fff;--ink:#263b37;--muted:#78827b;--line:#e6e9e2;--green:#345e50;--green-dark:#294c40;--sage:#edf3eb;--warm:#b79558;--font-2xs:.8125rem;--font-xs:.875rem;--font-sm:.9375rem;--font-base:1.0625rem;--font-md:1.1875rem;--font-lg:1.375rem;--font-xl:1.75rem;--font-2xl:2.375rem}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:var(--page);font-family:Segoe UI,Arial,sans-serif;font-size:var(--font-base);-webkit-font-smoothing:antialiased;margin:0;line-height:1.5}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer;transition:background .18s,color .18s,box-shadow .18s,border-color .18s}button:disabled{cursor:not-allowed;opacity:.38}button:focus-visible,a:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline-offset:4px;outline:3px solid #a2bb92}button:not(:disabled):hover{filter:brightness(.97)}a{color:inherit;text-decoration:none}button{color:inherit;background:0 0;border:0}p,h1,h2,h3{margin:0}.app-shell{--sidebar-width:295px;direction:ltr;min-height:100dvh;display:flex}.course-sidebar{width:var(--sidebar-width);border-right:1px solid var(--line);z-index:40;background:#fcfcf9;flex-direction:column;height:100dvh;padding:18px 18px 12px;display:flex;position:fixed;top:0;left:0;overflow:visible}.course-sidebar>*{flex-shrink:0}.brand{align-items:center;gap:12px;margin-bottom:18px;padding:0 10px;display:flex}.brand-symbol{background:var(--green);color:#f6f7ed;border-radius:14px 14px 5px;place-items:center;width:44px;height:46px;display:grid;box-shadow:0 3px 8px #345e5014}.brand>span:last-child{letter-spacing:1.1px;font-size:1.625rem;font-weight:750;line-height:1.05}.brand small{color:var(--muted);font-size:var(--font-xs);letter-spacing:.2px;margin-top:7px;font-weight:400;display:block}.eyebrow{font-size:var(--font-xs);color:var(--muted);font-weight:500}.sidebar-course{text-align:start;background:#f0f4ec;border:1px solid #e0e8dc;border-radius:11px;padding:10px 12px}.sidebar-course>.eyebrow{font-size:var(--font-xs);letter-spacing:.7px}.course-name{font-size:var(--font-base);-webkit-line-clamp:2;overflow-wrap:anywhere;-webkit-box-orient:vertical;margin:6px 0 3px;font-weight:650;line-height:1.25;display:-webkit-box;overflow:hidden}.sidebar-course p{font-size:var(--font-2xs);color:var(--muted);-webkit-line-clamp:1;-webkit-box-orient:vertical;line-height:1.35;display:-webkit-box;overflow:hidden}.progress-label{font-size:var(--font-xs);color:var(--muted);justify-content:space-between;margin-top:10px;display:flex}.progress-label strong{color:var(--green);font-weight:600}.progress-track{background:#e9ece4;border-radius:9px;height:5px;margin:6px 0;overflow:hidden}.progress-track span{background:var(--green);border-radius:9px;height:100%;transition:width .4s;display:block}.sidebar-course>small{color:#939b91;font-size:var(--font-2xs)}.topic-list{flex-direction:column;flex-shrink:1;gap:6px;min-height:0;margin-top:12px;display:flex;overflow-y:auto}.topic-item{text-align:start;min-height:56px;font-size:var(--font-sm);color:#717b72;border-radius:9px;align-items:center;gap:11px;padding:10px 12px;display:flex;position:relative}.topic-item:hover{background:#f0f2ed}.topic-item.current{color:var(--green);background:#eaf0e6;font-weight:650}.topic-item.current:before{content:"";background:var(--green);inset-inline-start:0;border-radius:2px;width:3px;position:absolute;top:16px;bottom:16px}.topic-item small{font-size:var(--font-2xs);color:#7d8c79;margin-top:4px;font-weight:400;display:block}.topic-marker{color:#939c93;border:1px solid #dce2d8;border-radius:50%;flex-shrink:0;place-items:center;width:26px;height:26px;font-size:.6875rem;display:grid}.completed .topic-marker{color:var(--green);background:#edf3e9;border-color:#ccdccd}.current .topic-marker{border:1px solid #708f72}.current .topic-marker>span{background:var(--green);border-radius:50%;width:7px;height:7px}.topic-arrow{margin-inline-start:auto}.sidebar-learning-actions{padding-top:10px}.sidebar-bottom{margin-top:auto;padding-top:12px}.course-control-card{background:#f7f9f4;border:1px solid #dce5d8;border-radius:10px;flex-direction:column;align-items:flex-start;gap:2px;margin-bottom:8px;padding:6px 11px;display:flex}.course-control-card>.eyebrow{color:#637964;font-size:var(--font-xs)}.course-control-title{width:100%;color:var(--ink);font-size:var(--font-sm);-webkit-line-clamp:1;overflow-wrap:anywhere;-webkit-box-orient:vertical;font-weight:650;line-height:1.25;display:-webkit-box;overflow:hidden}.course-control-version{color:#728171;font-size:var(--font-2xs)}.course-control-button{min-height:36px;color:var(--green);font-size:var(--font-xs);align-items:center;gap:6px;margin-top:1px;padding:3px 0;font-weight:650;display:flex}.course-control-button:hover{color:var(--green-dark)}.tutor-launcher{color:#f9fcf7;width:100%;min-height:44px;font-size:var(--font-sm);text-align:start;background:#315849;border:1px solid #315849;border-radius:11px;align-items:center;gap:10px;margin-bottom:8px;padding:8px 12px;font-weight:650;display:flex}.tutor-launcher:hover:not(:disabled){color:#fff;background:#284b3d}.tutor-launcher svg:last-child{margin-inline-start:auto}.chatgpt-card{background:#f2f6ef;border:1px solid #d9e4d7;border-radius:12px;grid-template-columns:auto 1fr;gap:4px 10px;padding:8px 11px;display:grid}.chatgpt-card>svg{color:#54785c;margin-top:2px}.chatgpt-card strong{font-size:var(--font-sm);color:#375b41;font-weight:650;display:block}.chatgpt-card p{color:#6e7b64;font-size:var(--font-2xs);-webkit-line-clamp:1;-webkit-box-orient:vertical;margin-top:2px;line-height:1.35;display:-webkit-box;overflow:hidden}.chatgpt-card-actions{grid-column:1/-1;justify-content:space-between;align-items:center;gap:10px;display:flex}.chatgpt-card .text-button{color:#3f684a;font-size:var(--font-xs);grid-column:1/-1;justify-self:start;align-items:center;gap:5px;padding:4px 0;font-weight:650;display:flex}.chatgpt-preview{color:#6e7b64;font-size:var(--font-xs);text-underline-offset:3px;grid-column:1/-1;justify-self:start;text-decoration:underline}.sidebar-help{color:#717e73;width:100%;min-height:36px;font-size:var(--font-sm);align-items:center;gap:10px;padding:6px 11px;display:flex}.sidebar-help svg:last-child{margin-inline-start:auto}.sidebar-version{border-top:1px solid var(--line);font-size:var(--font-2xs);color:#959d92;align-items:center;gap:7px;padding:8px 10px 0;display:flex}.small-dot{background:#8fa487;border-radius:50%;flex-shrink:0;width:6px;height:6px;display:inline-block}.main-shell{min-width:0;margin-left:var(--sidebar-width);flex:1}.topbar{z-index:35;border-bottom:1px solid var(--line);background:#f9faf6;justify-content:space-between;align-items:center;height:64px;padding:0 4.4%;display:flex;position:sticky;top:0}#lesson-main{scroll-margin-top:64px}.workspace-label{font-size:var(--font-sm);color:#6e7b64;align-items:center;gap:10px;display:flex}.topbar-end{align-items:center;gap:16px;display:flex}.topbar-settings{color:#52675c;height:42px;min-height:42px;font-size:var(--font-xs);white-space:nowrap;background:#fff;border:1px solid #e1e5db;border-radius:8px;align-items:center;gap:7px;padding:6px 11px;font-weight:600;display:flex}.topbar-settings:hover{background:#f5f8f4;border-color:#becfc1}.language-switch{color:#8b9682;background:#f7f8f4;border:1px solid #e1e5db;border-radius:8px;flex-shrink:0;align-items:center;gap:5px;height:42px;min-height:42px;padding:3px;display:flex}.language-switch button{color:#61745b;min-height:34px;font-size:var(--font-xs);white-space:nowrap;border-radius:6px;padding:5px 11px;font-weight:600}.language-switch button.active{color:var(--green-dark);background:#fff;border:1px solid #d3e0cd;box-shadow:0 1px 3px #2e45250a}.local-status{font-size:var(--font-xs);color:#84927c;align-items:center;gap:7px;display:flex}.student-avatar{width:34px;height:34px;font-size:var(--font-sm);color:#687c5f;background:#e4e9dd;border:3px solid #fff;border-radius:50%;place-items:center;display:grid;box-shadow:0 0 0 1px #e1e5db}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.ai-access-control{height:42px;line-height:1.15;font-size:var(--font-2xs);background:#fff;border:1px solid #e1e5db;border-radius:8px;flex-direction:column;justify-content:center;align-items:flex-start;gap:2px;min-height:42px;padding:3px 12px;display:flex}.ai-access-control:hover:not(:disabled){border-color:#c9d2bd}.ai-access-control:disabled{opacity:.75}.ai-access-label{color:#8b9682}.ai-access-value{font-size:var(--font-xs);color:#6e7b64;align-items:center;gap:5px;font-weight:600;display:flex}.ai-access-dot{background:#b7c0ac;border-radius:50%;width:7px;height:7px;display:inline-block}.ai-access-enabled .ai-access-dot{background:#5c8f6f}.ai-access-enabled .ai-access-value{color:#4a7357}.ai-access-enabling .ai-access-dot{background:#c9a75c}.ai-access-error .ai-access-dot{background:#c06a4e}.ai-access-error .ai-access-value{color:#a3664e}.lesson-main{width:calc(100% - 80px);max-width:1320px;margin:auto;padding:20px 0 15px}.lesson-heading{border-bottom:1px solid var(--line);margin-bottom:16px;padding-bottom:16px}.lesson-breadcrumb ol{font-size:var(--font-sm);color:#6e7b64;flex-wrap:wrap;align-items:center;gap:10px;margin:0;padding:0;list-style:none;display:flex}.lesson-breadcrumb li{align-items:center;gap:7px;display:flex}.lesson-breadcrumb svg{color:#9ca88f;flex-shrink:0}.section-kicker{font-size:var(--font-xs);color:#849378;align-items:center;gap:7px;display:flex}h1{font-size:var(--font-2xl);letter-spacing:-1px;margin:8px 0 6px;font-weight:650;line-height:1.25}.lesson-description{font-size:var(--font-md);color:#6e7b64;max-width:70ch;line-height:1.7}.lesson-meta{align-items:center;gap:24px;margin-top:12px;display:flex}.lesson-progress{width:320px;max-width:100%}.lesson-progress-label{font-size:var(--font-sm);color:#6e7b64;justify-content:space-between;align-items:center;gap:16px;display:flex}.lesson-progress-label strong{color:var(--green);white-space:nowrap;font-weight:600}.lesson-progress-track{background:#dfe5d7;border-radius:5px;height:4px;margin:10px 4px 4px}.lesson-progress-track>span{background:var(--green);border-radius:5px;height:100%;display:block;position:relative}.lesson-progress-track>span:after{content:"";background:var(--green);outline:3px solid var(--page);inset-inline-end:-4px;border-radius:50%;width:8px;height:8px;position:absolute;top:-2px}.lesson-phase{color:var(--green);border-inline-start:1px solid #dce2d5;align-items:center;gap:9px;padding-inline-start:24px;display:flex}.lesson-phase small{font-size:var(--font-xs);color:#6e7b64;margin-bottom:3px;display:block}.lesson-phase strong{font-size:var(--font-sm);font-weight:500;display:block}.lesson-card{background:#f5f7f0;border:1px solid #e0e5d9;border-radius:14px;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);min-height:280px;margin-bottom:16px;display:grid;overflow:hidden}.lesson-copy{flex-direction:column;justify-content:flex-start;min-width:0;padding:26px 30px;display:flex}.lesson-copy .section-kicker{font-size:var(--font-base);align-self:center;gap:8px;height:21px;line-height:21px}.lesson-copy .section-kicker svg{flex:none;width:24px;height:24px}.lesson-copy h2{text-align:center;font-size:var(--font-xl);letter-spacing:-.3px;color:#33462f;align-self:center;margin:10px 0 13px;font-weight:600;line-height:1.4}.lesson-copy>.markdown-prose,.lesson-overview-formulas,.lesson-overview-note{align-self:center;width:min(100%,480px)}.lesson-copy>.markdown-prose{color:#5b6d55;font-size:var(--font-base);text-align:start;line-height:1.75}.lesson-overview-formulas{flex-wrap:wrap;align-items:center;gap:8px;margin-top:13px;display:flex}.lesson-overview-formula{color:#435842;min-height:39px;font-size:var(--font-base);background:#fafbf7;border:1px solid #e1e8da;border-radius:8px;justify-content:center;align-items:center;padding:6px 13px;display:inline-flex}.lesson-overview-note{margin-top:8px}.lesson-copy .lesson-overview-note .markdown-prose{font-size:var(--font-xs);color:#6c7d67;line-height:1.55}.lesson-copy .lesson-overview-note .markdown-prose .katex{font-size:1.1em}.lesson-copy .markdown-prose .katex{font-size:1.22em}.math-block{text-align:center;direction:ltr;unicode-bidi:isolate;padding:8px 0;display:block;overflow:auto hidden}.math-block .katex-display{margin:.6em 0}.math-inline{direction:ltr;unicode-bidi:isolate;display:inline-block}.lesson-copy .katex-display{margin:.5em 0}.markdown-prose{font-size:var(--font-md);max-width:66ch;line-height:1.7}.markdown-prose>:first-child{margin-top:0}.markdown-prose>:last-child{margin-bottom:0}.markdown-prose p{margin:0 0 14px}.markdown-prose ul,.markdown-prose ol{flex-direction:column;gap:7px;margin:0 0 14px;padding-inline-start:24px;display:flex}.markdown-prose li{line-height:1.7}.markdown-prose strong{font-weight:700}.markdown-prose .hebrew-arrow-chain{direction:rtl;unicode-bidi:isolate;flex-wrap:wrap;align-items:baseline;column-gap:.25em;display:inline-flex}.markdown-prose .hebrew-arrow-chain>*{unicode-bidi:isolate}.markdown-prose .hebrew-arrow-separator{flex:none}.markdown-prose .katex-display{text-align:center;direction:ltr;unicode-bidi:isolate;margin:1.1em 0;padding:6px 0;font-size:1.3em;overflow:auto hidden}.markdown-prose .katex-display.fleqn>.katex{padding-left:0}html[lang=he] .markdown-prose .katex-display>.katex{text-align:center;padding-left:0}html[lang=he] .markdown-prose .katex-display>.katex>.katex-html{width:max-content;min-width:100%}.markdown-prose .katex{direction:ltr;unicode-bidi:isolate;font-size:1.32em}.lesson-visual{background:#fbf9f4;border-inline-start:1px solid #e0e7d9;justify-content:center;align-items:center;min-width:0;padding:16px 0;display:flex;position:relative}.lesson-visual:after{content:"";pointer-events:none;border:5px solid #71836d;border-radius:13px 0 0 13px;position:absolute;inset:0}.lesson-visual-frame{border:5px solid #0000;width:100%;height:clamp(240px,24vw,360px);position:relative;overflow:hidden}.lesson-visual-image{object-fit:cover;object-position:center}.lesson-visual-fallback{text-align:center;color:#93a08c;flex-direction:column;justify-content:center;align-items:center;gap:6px;width:100%;height:100%;padding:0 24px;display:flex}.lesson-visual-fallback svg{color:#a9b6a0;width:30px;height:30px}.lesson-visual-fallback strong{font-size:var(--font-base);color:#6e7b64;font-weight:650}.lesson-visual-fallback span{-webkit-line-clamp:2;color:#6e826a;max-width:25ch;font-size:var(--font-xs);-webkit-box-orient:vertical;line-height:1.5;display:-webkit-box;overflow:hidden}.lesson-visual-fallback small{font-size:var(--font-2xs);color:#a4ac9a}.stage-teaching{background:var(--surface);border:1px solid #e2e6dc;border-radius:15px;margin-bottom:16px;padding:24px 28px;box-shadow:0 4px 18px #2a3c2903}.teaching-block+.teaching-block{border-top:1px solid #edf0e6;margin-top:24px;padding-top:22px}.teaching-label{font-size:var(--font-xs);letter-spacing:.3px;color:var(--green);align-items:center;gap:8px;margin-bottom:12px;font-weight:700;display:flex}.teaching-label svg{color:var(--warm);flex-shrink:0}.teaching-example{background:#f6f7f2;border:1px solid #e7ebe0;border-radius:10px;padding:16px 20px}.teaching-example .teaching-label{margin-bottom:8px}.teaching-example .teaching-label svg{color:#7d9673}.teaching-block .markdown-prose{color:#3f4f3a;max-width:none}.authoring-active{color:#285039;background:#eef5ee;border:1px solid #b7cdb9;border-radius:9px;margin:0 0 14px;padding:9px 14px;font-weight:700}.authoring-edit{color:#365a40;font-size:var(--font-xs);cursor:pointer;opacity:.35;background:#f7faf6;border:1px solid #cbd8cc;border-radius:7px;align-items:center;gap:5px;margin-inline-start:auto;padding:4px 9px;display:inline-flex}.teaching-block:hover .authoring-edit,.authoring-edit:focus-visible{opacity:1}.authoring-editor{gap:9px;margin-top:12px;display:grid}.authoring-editor label{font-weight:700}.authoring-editor textarea{width:100%;max-width:100%;min-height:130px;color:var(--ink);font:inherit;resize:vertical;text-align:start;unicode-bidi:plaintext;background:#fff;border:1px solid #b6c9b8;border-radius:9px;padding:12px;line-height:1.6}.authoring-editor small{color:var(--muted)}.authoring-actions{justify-content:flex-end;align-items:center;gap:12px;display:flex}.authoring-actions button:not(.primary-button),.authoring-saved button{background:#fff;border:1px solid #cbd8cc;border-radius:7px;padding:8px 12px}.authoring-saved{color:#285039;align-items:center;gap:12px;margin-top:16px;display:flex}.authoring-error{color:#a1362e;margin-top:12px}.teaching-block .markdown-prose p,.teaching-block .markdown-prose ul,.teaching-block .markdown-prose ol{max-width:66ch}:is(.teaching-block .markdown-prose,.lesson-copy>.markdown-prose) .katex-display{margin:.45em 0}:is(.teaching-block .markdown-prose,.lesson-copy>.markdown-prose) .katex-display>.katex{text-align:center;padding-left:0;font-size:1.1625em}:is(.teaching-block .markdown-prose,.lesson-copy>.markdown-prose) .katex-display>.katex>.katex-html{width:max-content;min-width:100%}.answer-panel{background:var(--surface);border:6px solid #b7c5ad;border-radius:15px;padding:22px 28px 0;overflow:hidden;box-shadow:0 4px 18px #2a3c2903}.progression-label{text-align:center;color:var(--green-dark);margin:0 0 14px;font-size:1.5rem;font-weight:700}.question-header{justify-content:space-between;align-items:center;gap:10px;display:flex}.question-title-row{align-items:center;gap:12px;margin:3px 0 2px;display:flex}.question-label h2{font-size:var(--font-lg);font-weight:600;line-height:1.3}.icon-button{color:#83907a;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:42px;height:42px;display:inline-flex}.icon-button:hover{background:#f0f3eb}.expand-button{border:1px solid #e8ece1;width:38px;height:38px}.question-content{text-align:start;margin:10px 0 6px}.question-content .markdown-prose{color:#3f4f3a;width:100%;max-width:none;font-size:var(--font-md);line-height:1.8}.question-content .markdown-prose p,.question-content .markdown-prose ul,.question-content .markdown-prose ol{max-width:70ch}.question-content .markdown-prose .katex{font-size:1.4725em}.question-content .markdown-prose .katex-display>.katex{text-align:center;padding-left:0;font-size:1.1625em}.question-content .katex-display>.katex>.katex-html{width:max-content;min-width:100%}.question-content>.math-block{color:#283e32;margin-top:7px;font-size:1.625rem}.question-content>.math-block .katex-display>.katex{text-align:center;font-size:.9075em}.question-content .katex-display{margin:.45em 0}.answer-heading{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px 16px;padding:0 0 12px;display:flex}.answer-mode-choice{flex-wrap:wrap;align-items:center;gap:14px;display:flex}.answer-tool-buttons{align-items:center;gap:8px;display:flex}.answer-tool-buttons button{color:#2c5a91;min-height:46px;font-size:var(--font-sm);background:#e7effa;border:1px solid #bcd3ea;border-radius:8px;align-items:center;gap:7px;padding:8px 16px;font-weight:600;display:flex}.answer-tool-buttons button:not(:disabled):hover{background:#d9e6f7;border-color:#9dbfe0}.answer-tool-buttons button:disabled{opacity:.45}.answer-mode-label{font-size:var(--font-sm);color:#52634d;font-weight:500}.mode-switch{background:#f7f8f4;border:1px solid #dce4d5;border-radius:10px;gap:5px;padding:4px;display:flex}.mode-switch button{color:#61745b;min-width:126px;min-height:46px;font-size:var(--font-base);border:1px solid #0000;border-radius:7px;justify-content:center;align-items:center;gap:8px;padding:8px 18px;display:flex}.mode-switch button.active{color:var(--green-dark);background:#e8f0e4;border-color:#b9cbb0;font-weight:600;box-shadow:0 1px 3px #2e45250a}.answer-tip{font-size:var(--font-2xs);color:#a3aa99}.handwriting-guidance-popover{position:relative}.handwriting-guidance-popover>summary{cursor:pointer;font-size:var(--font-xs);color:#849479;align-items:center;gap:5px;min-height:32px;list-style:none;display:flex}.handwriting-guidance-popover>summary::-webkit-details-marker{display:none}.handwriting-guidance-popover[open]>summary{color:var(--green-dark)}.handwriting-guidance-content{z-index:5;top:calc(100% + 6px);background:#fff;border:1px solid #dce4d5;border-radius:10px;width:270px;padding:14px 16px;position:absolute;inset-inline-start:0;box-shadow:0 6px 20px #1c2e1f1a}.handwriting-guidance-content p{font-size:var(--font-xs);color:#7c886d;margin-bottom:10px;line-height:1.7}.handwriting-guidance-content ul{flex-direction:column;gap:6px;list-style:none;display:flex}.handwriting-guidance-content li{font-size:var(--font-sm);color:#546b4a;background:#f6f8f2;border-radius:6px;padding:6px 9px}.handwriting-guidance-content .katex{font-size:1em}.handwriting-workspace{border:1px solid #e1e6da;border-radius:10px;overflow:hidden}.ink-toolbar{background:#fafbf7;border-bottom:1px solid #e7ebdf;justify-content:space-between;align-items:center;gap:8px;min-height:58px;padding:6px 12px;display:flex}.toolbar-group{align-items:center;gap:4px;display:flex}.tool{min-height:40px;font-size:var(--font-sm);color:#8b957f;border-radius:7px;justify-content:center;align-items:center;gap:7px;padding:0 12px;display:flex}.tool.selected{color:#4b6543;background:#eaf0e3}.toolbar-divider{background:#e0e6d7;width:1px;height:20px;margin:0 8px}.thickness-control{font-size:var(--font-xs);color:#98a08d;align-items:center;gap:6px;display:flex}.thickness-control select{color:#758169;cursor:pointer;background:0 0;border:0;min-height:40px;padding:0 3px}.paper{background-color:#fdfefb;background-image:linear-gradient(#ccdae9 1px,#0000 1px),linear-gradient(90deg,#ccdae9 1px,#0000 1px),linear-gradient(#e6edf5 1px,#0000 1px),linear-gradient(90deg,#e6edf5 1px,#0000 1px);background-size:88px 88px,88px 88px,22px 22px,22px 22px;width:100%;min-height:260px;position:relative}.paper-scroll{min-height:0}.ink-canvas{touch-action:none;cursor:none;-webkit-user-select:none;user-select:none;width:100%;height:100%;display:block;position:absolute;inset:0}.ink-canvas.is-erasing{cursor:cell}.ink-pointer{z-index:2;pointer-events:none;width:0;height:0;position:absolute}.ink-pointer.is-hovering svg{filter:drop-shadow(0 1px 1px #fffa);display:block;position:absolute;top:-19.5px;left:-3px}.ink-pointer.is-drawing:after{content:"";background:#243a49;border-radius:50%;width:6px;height:6px;display:block;position:absolute;top:-3px;left:-3px;box-shadow:0 0 0 1px #ffffffb8}.paper-placeholder{pointer-events:none;color:#b4bfaa;flex-direction:column;justify-content:center;align-items:center;gap:10px;padding-bottom:15px;display:flex;position:absolute;inset:0}.paper-placeholder>span{font-size:var(--font-md);color:#a0ac94;margin-top:7px}.paper-placeholder small{color:#b1bba7;font-size:var(--font-xs)}.paper-placeholder-hint{margin-top:-4px}.paper-corner{font-size:var(--font-2xs);color:#b7c0ac;pointer-events:none;position:absolute;bottom:15px;left:19px}.paper-footer{background:#fdfefa;border-top:1px solid #edf0e5;justify-content:space-between;align-items:center;gap:6px;min-height:40px;padding:5px 14px;display:flex}.ink-note{font-size:var(--font-2xs);color:#98a58b;align-items:center;gap:6px;display:flex}.ink-note .small-dot{background:#9fac90;width:4px;height:4px}.handwriting-language-note{font-size:var(--font-2xs);color:#a1aa94;align-items:flex-start;gap:6px;padding:8px 14px 0;line-height:1.6;display:flex}.handwriting-language-note .small-dot{flex-shrink:0;margin-top:5px}.export-actions{gap:15px;display:flex}.text-button{font-size:var(--font-xs);color:#849479;align-items:center;gap:6px;min-height:32px;padding:3px 0;display:inline-flex}.text-button:hover:not(:disabled){color:var(--green-dark)}.answer-actions{justify-content:space-between;align-items:center;gap:12px;padding:21px 0 20px;display:flex}.hint-button{color:#8c967a;font-size:var(--font-sm);align-items:center;gap:7px;min-height:42px;padding:9px 0;display:flex}.hint-button svg{color:#aaab7c}.submit-group{align-items:center;gap:16px;display:flex}.submit-group>span{font-size:var(--font-2xs);color:#a7ae9d;align-items:center;gap:5px;display:flex}.primary-button{background:var(--green);color:#fff;min-height:48px;font-size:var(--font-base);border-radius:8px;justify-content:center;align-items:center;gap:17px;padding:13px 24px;display:flex;box-shadow:0 2px 4px #284c3d12}.primary-button:not(:disabled):hover{background:var(--green-dark)}.primary-button:disabled{opacity:1;color:#9eac98;box-shadow:none;background:#e4eadf}.keyboard-workspace{background:#fdfefa;border:1px solid #e0e6d8;border-radius:10px;padding:20px}.tutor-completion-evidence{text-align:center;color:#416a4b;flex-direction:column;justify-content:center;align-items:center;gap:16px;min-height:280px;display:flex}.tutor-completion-evidence h3{max-width:30ch;font-size:1.625rem;font-weight:650;line-height:1.5}.tutor-completion-evidence .markdown-prose{font-size:var(--font-base);text-align:start}.tutor-completion-actions{flex-wrap:wrap;justify-content:center;gap:20px;display:flex}.tutor-completion-actions button{color:#416a4b;text-underline-offset:3px;text-decoration:underline}.keyboard-workspace label{text-align:start;font-size:var(--font-base);color:#819573;margin-bottom:10px;display:block}.keyboard-workspace textarea{resize:vertical;width:100%;min-height:280px;font-size:var(--font-md);color:#344b3b;text-align:start;background:#fff;border:1px solid #e5eadf;border-radius:7px;padding:16px;line-height:1.85;display:block}.keyboard-workspace textarea::placeholder{color:#b2bba6}.typed-answer-editor{width:100%;min-height:280px;font-size:var(--font-md);color:#344b3b;text-align:start;white-space:pre-wrap;word-break:break-word;background:#fff;border:1px solid #e5eadf;border-radius:7px;outline:none;padding:16px;line-height:1.85;display:block}.typed-answer-editor:focus-visible{border-color:#b9cbb0;box-shadow:0 0 0 3px #e8f0e488}.typed-answer-editor:empty:before{content:attr(placeholder);color:#b2bba6}.eq-chip{vertical-align:middle;cursor:pointer;direction:ltr;unicode-bidi:isolate;border-radius:6px;align-items:center;margin:0 2px;padding:1px 3px;display:inline-flex}.eq-chip:not(.eq-chip-editing):hover{background:#eef1fa}.eq-chip:focus-visible{outline-offset:2px;outline:2px solid #7b75db}.eq-chip .katex{font-size:1.05em}.eq-chip-editing{cursor:text;background:#fff;border:1px solid #7b75db;border-radius:7px;padding:3px 8px;box-shadow:0 0 0 3px #7b75db22}.eq-chip-input{font:inherit;text-align:left;color:#34366b;direction:ltr;background:0 0;border:0;outline:0;min-width:70px}.handwriting-transcription{margin:14px 0 0}.transcription-trigger{flex-wrap:wrap;align-items:center;gap:14px;display:flex}.transcription-button{color:#5c8f6f}.transcription-button svg{color:#7fae8f}.transcription-confirmed-note{font-size:var(--font-2xs);color:#6a8e54;align-items:center;gap:4px;display:flex}.transcription-reject-actions{gap:18px}.transcription-card{background:#f6f8f0;border:1px solid #dfe5cf;border-radius:10px;margin-top:12px;padding:18px 20px}.transcription-card>.eyebrow{margin-bottom:10px;display:block}.transcription-items{flex-direction:column;gap:10px;display:flex}.transcription-item{font-size:var(--font-md);background:#fff;border:1px solid #e5eadf;border-radius:7px;padding:13px 15px}.transcription-item-text{font-size:var(--font-xs);color:#94a086;margin-top:6px}.transcription-edit-button{font-size:var(--font-xs);margin-top:8px}.transcription-corrected{color:#6a8e54;font-size:var(--font-2xs);margin-inline-start:10px;display:inline-block}.transcription-edit{gap:6px;display:grid}.transcription-edit label{font-size:var(--font-xs);color:#6c7966}.transcription-edit textarea{resize:vertical;color:#243a49;text-align:start;background:#fff;border:1px solid #b9c9b0;border-radius:6px;width:100%;min-height:58px;padding:8px 10px}.transcription-edit-actions{flex-wrap:wrap;gap:14px;display:flex}.transcription-empty{font-size:var(--font-sm);color:#94a086}.transcription-uncertain{font-size:var(--font-xs);color:#a3814e;align-items:center;gap:6px;margin-top:12px;display:flex}.transcription-actions{align-items:center;gap:18px;margin-top:14px;display:flex}.transcription-debug{font-size:var(--font-2xs);color:#9eab8f;margin-top:12px}.transcription-debug summary{cursor:pointer;align-items:center;gap:6px;width:fit-content;display:flex}.transcription-debug dl{grid-template-columns:auto 1fr;gap:3px 10px;margin-top:8px;display:grid}.transcription-debug dt{color:#a7ae9d}.transcription-debug dd{color:#798566}.transcription-debug-image{font-size:var(--font-2xs);color:#9eab8f;margin-bottom:10px}.transcription-debug-image summary{cursor:pointer;align-items:center;gap:6px;width:fit-content;display:flex}.transcription-debug-image img{background:#fff;border:1px solid #e5eadf;border-radius:7px;max-width:min(100%,420px);margin-top:8px;display:block}.hint-card{color:#8c855b;line-height:1.85;font-size:var(--font-md);background:#faf8ed;border:1px solid #e7e1c9;border-radius:9px;align-items:flex-start;gap:12px;margin-bottom:18px;padding:17px 21px;display:flex}.hint-card svg{flex-shrink:0;margin-top:3px}.hint-card .markdown-prose{font-size:var(--font-md);max-width:none;line-height:1.85}.hint-card .markdown-prose .katex{font-size:1.3em}.tutor-evaluation{margin:14px 0 0}.evaluation-button{color:#5c8f6f}.evaluation-button svg{color:#7fae8f}.evaluation-trigger{flex-wrap:wrap;align-items:center;gap:14px;display:flex}.evaluation-card{background:#f6f8f0;border:1px solid #dfe5cf;border-radius:10px;margin-top:12px;padding:19px 21px}.evaluation-card>.eyebrow{margin-bottom:8px;display:block}.evaluation-summary{font-size:var(--font-md);color:#4c6a3f;margin-bottom:6px;font-weight:600}.evaluation-card .hint-card{margin-top:14px;margin-bottom:0}.evaluation-card>.text-button:not(.evaluation-actions .text-button){margin-top:10px}.evaluation-actions{align-items:center;gap:14px;margin-top:14px;display:flex}.evaluation-correct{background:#edf6ec;border-color:#d6e7d2}.evaluation-correct .evaluation-summary{color:#4c6a3f}.evaluation-partially_correct{background:#faf6ec;border-color:#ece0c4}.evaluation-partially_correct .evaluation-summary{color:#8c7a45}.evaluation-incorrect{background:#fbf3ef;border-color:#efded3}.evaluation-incorrect .evaluation-summary{color:#916c59}.evaluation-needs_clarification{background:#f0f5f8;border-color:#dae5eb}.evaluation-needs_clarification .evaluation-summary{color:#617d8c}.stage-dialogue{background:var(--surface);border:1px solid #e2e6dc;border-radius:15px;margin-bottom:16px;padding:24px 28px;box-shadow:0 4px 18px #2a3c2903}.tutor-dialog{background:var(--surface);width:min(70vw,1380px);max-width:calc(100vw - 32px);height:min(74dvh,820px);max-height:calc(100dvh - 32px);color:var(--ink);border:6px solid #716cdd;border-radius:17px;margin:auto;padding:0;position:fixed;inset:0;box-shadow:0 18px 50px #23254b26}.tutor-dialog[open]{flex-direction:column;display:flex}.tutor-dialog::backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#20224a55}.tutor-dialog-header{border-bottom:1px solid #e1e1f3;flex:none;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:12px;min-height:72px;padding:12px 24px;display:grid}.tutor-dialog-title,.tutor-header-actions,.tutor-font-controls{align-items:center;gap:8px;min-width:0;display:flex}.tutor-header-actions{justify-self:end}.tutor-dialog-title h2{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.tutor-font-controls{border:1px solid #e1e1f3;border-radius:9px;gap:0}.tutor-font-controls .icon-button{width:34px;height:36px}.tutor-font-percent{min-width:48px;min-height:36px;font-size:var(--font-xs);font-variant-numeric:tabular-nums;color:#5555a0}.tutor-font-controls button:disabled{opacity:.4}.tutor-dialog.tutor-dialog-fullscreen{border-radius:0;width:100vw;max-width:100vw;height:100dvh;max-height:100dvh}.tutor-conversation-workspace{flex:1;min-height:0;display:flex;position:relative}.tutor-latest-row{pointer-events:none;bottom:10px;justify-content:center;display:flex;position:absolute;inset-inline:0}.tutor-latest-row button{pointer-events:auto;color:#5652b9;background:var(--surface);font-size:var(--font-xs);border:1px solid #e1e1f3;border-radius:20px;align-items:center;gap:6px;padding:6px 12px;display:flex;box-shadow:0 2px 8px #23254b15}.tutor-dialog-icon{color:#5652b9;background:#ededfd;border-radius:10px;flex:none;place-items:center;width:38px;height:38px;display:grid}.tutor-dialog-header h2{font-size:var(--font-lg);color:#34366b;font-weight:650}.tutor-dialog-close{color:#5555a0;min-height:40px;font-size:var(--font-sm);white-space:nowrap;border-radius:8px;align-items:center;gap:7px;padding:6px 10px;font-weight:600;display:flex}.tutor-dialog-close:hover{background:#f0effc}.tutor-dialog .stage-dialogue-heading h3{color:#34366b}.tutor-dialog .stage-dialogue-student{border-inline-start-color:#b7b4ec}.tutor-dialog .stage-dialogue-tutor{border-inline-start-color:#7b75db}.tutor-dialog .stage-dialogue-input{border-top-color:#e5e4f6}.tutor-dialog-body{flex-direction:column;flex:1;min-height:0;padding:20px 26px 22px;display:flex}.tutor-dialog .stage-dialogue{min-height:0;box-shadow:none;border:0;border-radius:0;flex-direction:column;flex:1;margin:0;padding:0;display:flex}.tutor-dialog .stage-dialogue-conversation{overscroll-behavior:contain;flex:1;min-height:36px;overflow-y:auto}.tutor-dialog .stage-dialogue-reading-column{width:100%;max-width:1100px;margin-inline:auto;padding:0 4px}.tutor-dialog .stage-dialogue-conversation{overflow-anchor:none;scrollbar-gutter:stable}.tutor-dialog .stage-dialogue-student,.tutor-dialog .stage-dialogue-tutor{border-radius:8px;padding:12px 16px}.tutor-dialog .stage-dialogue-student{background:#f6f7f2}.tutor-dialog .stage-dialogue-tutor{background:#f7f6fc}.tutor-dialog .stage-dialogue-conversation .markdown-prose{max-width:none;font-size:calc(var(--font-md) * var(--tutor-reading-scale,1))}.tutor-dialog .stage-dialogue-conversation .markdown-prose p{font-size:inherit}.tutor-dialog .stage-dialogue-conversation .markdown-prose p,.tutor-dialog .stage-dialogue-conversation .markdown-prose ul,.tutor-dialog .stage-dialogue-conversation .markdown-prose ol{max-width:66ch}.tutor-dialog .stage-dialogue-conversation .stage-dialogue-speaker{font-size:calc(var(--font-base) * var(--tutor-reading-scale,1))}.tutor-dialog .stage-dialogue-conversation .markdown-prose .katex{font-size:1.32em}.tutor-dialog .stage-dialogue-input{flex:none;max-height:65%;overflow:hidden}.tutor-dialog .stage-dialogue-entry{overscroll-behavior:contain;flex:1;min-height:0;overflow-y:auto}.tutor-dialog .stage-dialogue-input textarea,.tutor-dialog .stage-dialogue-input .typed-answer-editor{height:clamp(120px,16dvh,170px);min-height:0}.tutor-dialog .stage-dialogue-actions{flex:none;padding-top:4px}.tutor-dialog .stage-dialogue-pen .stage-dialogue-heading{display:none}.tutor-dialog .stage-dialogue-pen .stage-dialogue-conversation{min-height:45px}.tutor-dialog .stage-dialogue-pen .stage-dialogue-input{max-height:calc(100% - 50px)}.stage-dialogue-heading h3{font-size:var(--font-lg);color:#33462f;margin:4px 0 6px}.stage-dialogue-heading p{font-size:var(--font-sm);color:#7c886d;line-height:1.7}.stage-dialogue-initiate{color:#4c4995;min-height:40px;font-size:var(--font-sm);background:#f4f3fc;border:1px solid #cbc9ed;border-radius:8px;justify-content:center;align-items:center;margin-top:16px;padding:8px 16px;font-weight:650;display:inline-flex}.stage-dialogue-initiate:hover{background:#eae9f9}.stage-dialogue-initiate:focus-visible{outline-offset:3px;outline:2px solid #5652b9}.stage-dialogue-thread{flex-direction:column;gap:16px;margin:16px 0;display:flex}.stage-dialogue-turn{flex-direction:column;gap:10px;display:flex}.stage-dialogue-student{border-inline-start:3px solid #b9cbb0;padding-inline-end:14px}.stage-dialogue-student p{font-size:var(--font-md);color:#3d4f38;white-space:pre-wrap;line-height:1.75}.stage-dialogue-tutor{border-inline-start:3px solid #d9c98f;padding-inline-end:14px}.stage-dialogue-tutor .markdown-prose{font-size:var(--font-md);color:#455239;max-width:none;line-height:1.8}.stage-dialogue-speaker{font-size:var(--font-base);color:#514d88;text-align:start;margin-bottom:3px;font-weight:650;line-height:1.4;display:block}.stage-dialogue-input{border-top:1px solid #e8ece1;flex-direction:column;gap:14px;margin-top:4px;padding-top:16px;display:flex}.stage-dialogue-input .answer-heading{padding-bottom:0}.stage-dialogue-input textarea,.stage-dialogue-input .typed-answer-editor{resize:vertical;color:#344b3b;width:100%;min-height:120px;line-height:1.8;font-size:var(--font-md);text-align:start;background:#fff;border:1px solid #e5eadf;border-radius:7px;padding:15px;display:block}.stage-dialogue-input textarea::placeholder{color:#b2bba6}.stage-dialogue-input .stage-dialogue-composer{overflow-y:auto}.stage-dialogue-actions{flex-wrap:wrap;align-items:stretch;gap:14px;display:flex}.stage-dialogue-actions button{min-width:180px;min-height:50px;font-size:var(--font-md);color:#fff;box-shadow:none;border-radius:8px;flex:180px;gap:8px;padding:13px 22px;font-weight:600}.stage-dialogue-ready-button,.stage-dialogue-chatgpt-button{white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;display:inline-flex}.stage-dialogue-ready-button,.tutor-dialog .stage-dialogue-actions .primary-button{background:#625cc5;border-color:#504baa}.stage-dialogue-ready-button:not(:disabled):hover,.tutor-dialog .stage-dialogue-actions .primary-button:not(:disabled):hover{background:#504baa}.stage-dialogue-chatgpt-button{background:#344b78;border-color:#293d67}.stage-dialogue-chatgpt-button:hover{background:#293d67}@media (max-width:700px){.stage-dialogue-actions button{flex:100%}.tutor-dialog-header{grid-template-columns:minmax(0,1fr) auto auto;gap:6px;padding:8px 10px}.tutor-dialog-icon,.tutor-dialog-close span{display:none}.tutor-dialog-header h2{font-size:var(--font-sm)}.tutor-dialog-body{padding:12px}.tutor-header-actions{gap:0}.tutor-dialog .stage-dialogue-input{gap:8px;max-height:70%;padding-top:8px}.tutor-dialog .stage-dialogue-input .typed-answer-editor{height:100px}.tutor-dialog .stage-dialogue-actions{gap:6px}.tutor-dialog .stage-dialogue-actions button{min-height:40px;padding:8px 12px}}.dialogue-status-row{flex-wrap:wrap;align-items:center;gap:14px;display:flex}.dialogue-closure-record{flex-direction:column;gap:10px;display:flex}.closure-conversation-basis{font-size:var(--font-sm);color:#7c886d;padding-inline:16px}.dialogue-closure-gap{font-size:var(--font-sm);color:#8c855b;margin-top:6px;line-height:1.7}.dialogue-closure-ready{background:#edf6ec;border-color:#d6e7d2}.dialogue-closure-ready .evaluation-summary{color:#4c6a3f}.dialogue-closure-almost_ready{background:#faf6ec;border-color:#ece0c4}.dialogue-closure-almost_ready .evaluation-summary{color:#8c7a45}.dialogue-closure-needs_more_work{background:#f0f5f8;border-color:#dae5eb}.dialogue-closure-needs_more_work .evaluation-summary{color:#617d8c}.learning-dialog-backdrop{z-index:250;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#1d302740;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.learning-dialog{background:#fff;border:1px solid #dce6d9;border-radius:16px;width:min(660px,100%);max-height:min(780px,100dvh - 48px);padding:26px;overflow:auto;box-shadow:0 22px 55px #1b322129}.learning-dialog-heading{align-items:flex-start;gap:11px;display:flex}.learning-dialog-heading h2{font-size:var(--font-lg);margin-top:2px}.learning-dialog-heading .icon-button{margin-right:auto}.dialog-icon{color:#416a4b;background:#eaf2e7;border-radius:12px;place-items:center;width:42px;height:42px;display:grid}.learning-workflow{color:#405248;font-size:var(--font-base);gap:10px;margin:24px 0 18px;padding:0 24px 0 0;line-height:1.6;display:grid}.learning-workflow li::marker{color:#55795d;font-weight:700}.learning-help-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.learning-help-grid section{background:#fafcf9;border:1px solid #e7ece2;border-radius:9px;padding:14px}.learning-help-grid h3{font-size:var(--font-sm);color:#385a41}.learning-help-grid p,.handoff-dialog>p{font-size:var(--font-sm);color:#657268;margin-top:6px;line-height:1.7}.learning-dialog-actions{justify-content:flex-start;gap:10px;margin-top:22px;display:flex}.handoff-dialog>p svg{vertical-align:-3px;color:#4d7b57;margin-inline-end:5px}.handoff-context{resize:vertical;color:#33463b;width:100%;min-height:250px;font-family:ui-monospace,Consolas,monospace;font-size:var(--font-xs);text-align:left;direction:ltr;background:#fafcf9;border:1px solid #d9e3d6;border-radius:8px;margin-top:16px;padding:13px;line-height:1.55}.completed-badge{color:#6a8e54;font-size:var(--font-2xs);background:#edf4e7;border-radius:20px;align-items:center;gap:4px;padding:5px 8px;display:flex}.inline-error,.storage-warning{color:#a3664e;font-size:var(--font-base);background:#fff4ec;border-radius:6px;margin-bottom:15px;padding:13px}.lesson-footer{justify-content:space-between;align-items:center;gap:10px;padding:23px 1px 10px;display:flex}.lesson-footer>span{font-size:var(--font-xs);color:#a6ae9b}.app-footer{text-align:center;color:#bbc1b1;font-size:var(--font-2xs);padding:20px 30px 30px}.app-footer>span{color:#97a28a;margin-inline-end:7px;font-weight:700}.menu-button,.sidebar-close,.sidebar-backdrop{display:none}.desktop-menu-button{margin-right:-8px}@media (min-width:1051px){.sidebar-collapsed .course-sidebar{display:none}.sidebar-collapsed .main-shell{margin-left:0}}@media (max-width:1050px){.desktop-menu-button{display:none}}.skip-link{z-index:200;color:#fff;background:var(--green);inset-inline-start:20px;border-radius:7px;padding:14px;position:fixed;top:-100px}.skip-link:focus{top:10px}.notebook-expanded{z-index:100;border:0;border-radius:0;flex-direction:column;padding:20px max(25px,50vw - 750px);display:flex;position:fixed;inset:0;overflow-y:auto}.notebook-expanded .question-content{justify-content:space-between;align-items:center;gap:20px;margin:12px 0;display:flex}.notebook-expanded .question-content .math-block{flex-shrink:0;font-size:1.625rem}.notebook-expanded .handwriting-workspace{flex-direction:column;flex:1;min-height:330px;display:flex}.notebook-expanded .paper-scroll{flex:1;min-height:250px;overflow:auto}.notebook-expanded .paper{min-height:100%}.notebook-expanded .answer-actions{padding:13px 0}.notebook-expanded .answer-tip{display:none}.notebook-expanded .keyboard-workspace{flex:1}.notebook-expanded .keyboard-workspace textarea{height:calc(100% - 60px)}@media (min-width:1700px){h1{font-size:2.5rem}}@media (max-width:1200px){.app-shell{--sidebar-width:263px}.course-sidebar{width:var(--sidebar-width);padding-left:16px;padding-right:16px}.lesson-main{width:calc(100% - 56px)}.lesson-card{grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr)}.lesson-copy,.signal-figure{padding:20px}.answer-panel{padding:22px 22px 0}.stage-teaching,.stage-dialogue{padding:20px 22px}.answer-tip,.submit-group>span{display:none}}@media (max-width:1050px){.main-shell{margin-left:0}.course-sidebar{width:308px;transition:transform .2s;position:fixed;left:0;transform:translate(-100%);box-shadow:10px 0 40px #19342318}.course-sidebar.sidebar-open{transform:translate(0)}.sidebar-close{display:flex;position:absolute;top:18px;left:16px}.sidebar-backdrop{z-index:39;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#1c2e2540;display:block;position:fixed;inset:0}.menu-button{margin-right:-8px;display:flex}.lesson-main{width:calc(100% - 56px);padding:24px 0 15px}.topbar{padding:0 35px}.paper{min-height:370px}.tutor-dialog{width:92vw;height:80dvh}}@media (max-height:820px){.course-sidebar .brand{margin-bottom:8px}.course-sidebar .sidebar-version,.course-sidebar .sidebar-backup>.eyebrow{display:none}}@media (max-width:700px){.topbar{height:58px;padding:0 19px}.local-status{display:none}.lesson-main{width:calc(100% - 32px);padding:20px 0 5px}h1{font-size:1.875rem}.lesson-heading{margin-bottom:18px}.lesson-description{font-size:var(--font-sm)}.lesson-meta{flex-wrap:wrap;gap:14px}.lesson-progress{width:100%}.lesson-phase{border:0;padding:0}.section-kicker{font-size:var(--font-xs)}.lesson-card{grid-template-columns:1fr;margin-bottom:20px}.lesson-copy{padding:20px}.lesson-copy h2{font-size:1.375rem}.signal-figure{border-top:1px solid #e0e7d9;border-right:0;padding:15px 30px 20px}.signal-figure svg{max-height:130px}.goal-figure{display:none}.answer-panel{padding:18px 15px 0}.question-label h2{font-size:1.375rem}.question-content .markdown-prose{font-size:var(--font-base)}.question-content>.math-block{font-size:1.5rem}.stage-teaching,.stage-dialogue{padding:18px 16px}.stage-dialogue-input textarea{min-height:96px}.markdown-prose{font-size:var(--font-base)}.answer-mode-choice{flex-direction:column;align-items:stretch;gap:8px;width:100%;display:flex}.mode-switch{width:100%}.mode-switch button{flex:1;justify-content:center;min-height:42px}.answer-tool-buttons{width:100%}.answer-tool-buttons button{flex:1;justify-content:center;min-height:42px}.paper{min-height:390px}.ink-toolbar{gap:2px;padding:5px}.toolbar-group{gap:0}.tool{min-height:44px;padding:0 8px}.tool span{display:none}.icon-button{width:42px;height:44px}.toolbar-divider{margin:0 4px}.thickness-control>span{display:none}.thickness-control select{min-height:44px}.ink-note{font-size:var(--font-2xs)}.export-actions{gap:12px}.export-actions .text-button{min-height:40px}.paper-footer{padding:2px 9px}.export-actions .text-button>span{font-size:var(--font-xs)}.answer-actions{gap:8px;padding:16px 0}.hint-button{font-size:var(--font-xs)}.primary-button{gap:9px;padding:13px 16px}.lesson-footer>span{display:none}.notebook-expanded{padding:14px 14px 0}.notebook-expanded .question-content{margin:8px 0;display:block}.notebook-expanded .question-content .math-block{margin:0;font-size:1.3125rem}.notebook-expanded .question-content .katex-display{margin:.35em 0}.notebook-expanded .progression-label{display:none}.notebook-expanded .question-content .markdown-prose{font-size:var(--font-sm);max-width:none}.notebook-expanded .answer-mode-label{display:none}.notebook-expanded .answer-heading{padding-bottom:8px}.notebook-expanded .paper{min-height:250px}.notebook-expanded .handwriting-workspace{min-height:350px}.learning-dialog-backdrop{padding:12px}.learning-dialog{max-height:calc(100dvh - 24px);padding:20px 16px}.learning-help-grid{grid-template-columns:1fr}.learning-dialog-heading h2{font-size:1.25rem}}@media (min-width:701px) and (max-width:1050px) and (orientation:portrait){.lesson-card{grid-template-columns:minmax(0,1fr) minmax(0,1.05fr)}.paper{min-height:540px}.notebook-expanded .paper{min-height:550px}}@media (max-width:700px){.lesson-visual{border-inline-start:0;border-top:1px solid #e0e7d9;padding:10px 20px}.lesson-visual-frame{height:190px}.lesson-visual-fallback{min-height:140px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.eyebrow,.section-kicker,.sidebar-course p,.progress-label,.sidebar-course>small,.topic-item,.topic-item small,.sidebar-help,.sidebar-version,.local-status,.lesson-heading p,.figure-top,.figure-caption,.answer-tip,.thickness-control,.ink-note,.text-button,.hint-button,.submit-group>span,.keyboard-workspace>span,.lesson-footer>span{color:#6e7b64}.notebook-expanded .ink-toolbar,.notebook-expanded .paper-footer{flex-shrink:0}@media (max-width:1050px){.ink-toolbar .icon-button,.tool,.mode-switch button,.thickness-control select,.export-actions .text-button{min-height:46px}.ink-toolbar .icon-button{min-width:46px}}.curriculum-error-shell{background:var(--page);justify-content:center;align-items:center;min-height:100dvh;padding:24px;display:flex}.curriculum-error-card{background:var(--surface);text-align:center;color:#52634d;border:1px solid #e2e6dc;border-radius:14px;max-width:520px;padding:32px;box-shadow:0 4px 18px #2a3c2908}.curriculum-error-card svg{color:#b79558}.curriculum-error-card h1{font-size:var(--font-lg);color:var(--ink);margin:14px 0 8px;font-weight:650}.curriculum-error-card p{font-size:var(--font-base);margin-bottom:8px;line-height:1.8}.curriculum-error-card ul{text-align:start;font-size:var(--font-sm);color:#916c59;background:#fff4ec;border-radius:8px;margin:12px 0;padding:12px 28px;line-height:1.9}.curriculum-error-hint code{font-size:var(--font-xs);background:#f0f3eb;border-radius:4px;padding:1px 6px}.curriculum-error-card .primary-button{margin:16px auto 0}.course-picker-shell{background:var(--page);justify-content:center;align-items:center;min-height:100dvh;padding:24px;display:flex}.course-picker-overlay{z-index:140;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#1c2e2566;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.course-picker-card{background:var(--surface);color:#52634d;border:1px solid #e2e6dc;border-radius:14px;width:100%;max-width:800px;max-height:calc(100dvh - 48px);padding:26px;overflow-y:auto;box-shadow:0 12px 40px #19342324}.course-picker-heading{justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.course-picker-heading h1{font-size:var(--font-lg);color:var(--ink);margin:0;font-weight:650}.course-picker-close{border:1px solid var(--line)}.course-picker-empty{font-size:var(--font-base);margin-bottom:20px;line-height:1.8}.course-grid{grid-template-columns:repeat(auto-fit,minmax(min(230px,100%),1fr));gap:12px;display:grid}.course-card{text-align:start;background:var(--sage);border:1px solid #d7e3d1;border-radius:12px;flex-direction:column;align-items:flex-start;gap:6px;min-width:0;min-height:150px;padding:16px;display:flex}.course-card-active{background:#f0f6ed;border-color:#99b49b}.course-card-heading{justify-content:space-between;align-items:flex-start;gap:8px;width:100%;display:flex}.course-card-heading strong{font-size:var(--font-md);color:var(--ink);overflow-wrap:anywhere}.course-active-badge{color:#376449;font-size:var(--font-2xs);background:#dcebdd;border-radius:99px;flex-shrink:0;padding:3px 7px}.course-card-version,.course-card small{font-size:var(--font-xs);color:#6e7b64}.course-card-description{font-size:var(--font-xs);color:#6e7b64;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.5;display:-webkit-box;overflow:hidden}.course-card-open{min-height:40px;color:var(--green);font-size:var(--font-sm);background:#fff;border:1px solid #bfd1bc;border-radius:7px;margin-top:auto;padding:5px 13px;font-weight:650}.course-card-open:hover:not(:disabled){border-color:var(--green)}.course-picker-import{width:100%;min-height:46px;color:var(--green);font-size:var(--font-base);background:#fbfdf9;border:1px dashed #b5c8b4;border-radius:9px;margin-top:14px;font-weight:650}.course-picker-import:hover:not(:disabled){background:#f0f6ed}.course-picker-error{margin-top:12px}.course-import-dialog{background:var(--surface);text-align:start;border-radius:14px;width:100%;max-width:480px;padding:28px;box-shadow:0 12px 40px #19342330}.course-import-dialog h2{font-size:var(--font-lg);margin:0 0 8px;font-weight:650}.course-import-hint{font-size:var(--font-sm);color:#6e7b64;margin-bottom:14px;line-height:1.8}.course-import-hint code{font-size:var(--font-xs);background:#f0f3eb;border-radius:4px;padding:1px 6px}.course-import-picker{width:100%;font-size:var(--font-base);border:1px dashed #c6d3c1;border-radius:8px;justify-content:center;min-height:46px;padding:11px 15px}.course-import-preview{background:var(--sage);font-size:var(--font-sm);border-radius:10px;margin-top:16px;padding:15px 17px}.course-import-preview-title{color:var(--green-dark);align-items:center;gap:6px;margin:0 0 8px;font-weight:650;display:flex}.course-import-preview ul{margin:0;padding-inline-start:18px;line-height:1.9}.course-import-warnings{color:#a3664e;margin-top:8px!important}.course-import-errors ul{text-align:start}.resume-banner{color:#4d6270;background:#f0f5f8;border:1px solid #dae5eb;border-radius:12px;align-items:center;gap:14px;margin-bottom:16px;padding:15px 19px;display:flex}.resume-banner>svg{color:#7f9cac;flex-shrink:0}.resume-banner-copy{flex:1;min-width:0}.resume-banner-copy strong{font-size:var(--font-base);font-weight:650;display:block}.resume-banner-copy p{font-size:var(--font-xs);color:#6e8290;margin-top:4px}.resume-banner-actions{flex-shrink:0;align-items:center;gap:6px;display:flex}.confirm-backdrop{z-index:150;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#1c2e2540;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.confirm-dialog{background:var(--surface);text-align:center;border-radius:14px;width:100%;max-width:420px;padding:28px;box-shadow:0 12px 40px #19342330}.confirm-dialog svg{color:#b79558}.confirm-dialog h2{font-size:var(--font-lg);margin:12px 0 8px;font-weight:650}.confirm-dialog p{font-size:var(--font-base);color:#6e7b64;line-height:1.8}.confirm-actions{justify-content:center;gap:12px;margin-top:20px;display:flex}.danger-button{background:#a3664e}.danger-button:not(:disabled):hover{background:#8a5340}.course-settings-dialog{background:var(--surface);width:min(560px,100vw - 32px);max-height:min(82dvh,900px);color:var(--ink);border:1px solid #dfe6dd;border-radius:15px;margin:auto;padding:0;position:fixed;inset:0;box-shadow:0 18px 54px #19342330}.course-settings-dialog::backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#1c2e254d}.course-settings-progress{width:min(800px,100vw - 32px)}.course-settings-admin{border:0;border-radius:0;width:100vw;max-width:100vw;height:100dvh;max-height:100dvh}.course-settings-admin .course-settings-body{background:#f7f9f5;height:calc(100dvh - 67px);max-height:none;padding:clamp(16px,2vw,32px)}.course-settings-header{z-index:1;border-bottom:1px solid var(--line);background:#fff;align-items:center;gap:10px;min-height:66px;padding:12px 22px;display:flex;position:sticky;top:0}.course-settings-header h2{font-size:var(--font-lg);font-weight:650}.course-settings-close{color:#64756b;border-radius:8px;place-items:center;width:36px;height:36px;margin-right:auto;display:grid}.course-settings-back{color:#64756b;border-radius:8px;place-items:center;width:36px;height:36px;display:grid}.course-settings-close:hover,.course-settings-back:hover{background:#f0f4ef}.course-settings-body{overscroll-behavior:contain;max-height:calc(82dvh - 67px);padding:24px;overflow-y:auto}.course-settings-meta{color:var(--muted);font-size:var(--font-sm);flex-wrap:wrap;align-items:baseline;gap:8px 14px;margin-bottom:20px;display:flex}.course-settings-meta strong{color:var(--ink);font-size:var(--font-base)}.course-settings-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.course-settings-actions button{min-height:64px;font-size:var(--font-base);text-align:start;background:#f8faf7;border:1px solid #dce5dc;border-radius:11px;justify-content:flex-start;align-items:center;gap:10px;padding:12px 16px;font-weight:600;display:flex}.course-settings-actions button:hover{background:#eff4ee;border-color:#bdccbe}.course-settings-actions button:last-child svg{color:#a3664e}.course-reset-message{color:#52635a;line-height:1.8}.course-reset-actions{justify-content:flex-end;align-items:center;gap:16px;margin-top:26px;display:flex}.progress-stage-list{gap:10px;display:grid}.progress-stage{background:#fbfcfa;border:1px solid #e1e8df;border-radius:10px}.progress-stage>summary{cursor:pointer;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;font-weight:600;display:flex}.progress-stage[open]>summary{border-bottom:1px solid #e1e8df}.progress-stage-status{color:#647e68;font-size:var(--font-xs);flex-shrink:0;font-weight:500}.progress-stage-content{padding:16px}.progress-updated,.progress-empty{color:var(--muted);font-size:var(--font-sm)}.progress-group{margin-top:18px}.progress-group:first-child{margin-top:0}.progress-group h4{font-size:var(--font-base);margin:0 0 8px;font-weight:650}.progress-group ul{margin:6px 0;padding-right:22px}.progress-record-list{gap:10px;margin:0;padding:0;list-style:none;display:grid}.progress-record-list>li{overflow-wrap:anywhere;background:#fff;border:1px solid #e7ebe4;border-radius:9px;padding:12px 14px}.progress-record-list p{white-space:pre-wrap;margin-top:6px}.progress-record-list .markdown-prose{display:inline}.progress-group .markdown-prose{font-size:inherit;line-height:inherit}.progress-group li .markdown-prose{display:inline}.progress-record-list time{color:var(--muted);font-size:var(--font-xs);margin:3px 0 7px;display:block}.progress-record-list small{color:var(--muted)}.progress-question{margin-top:14px}.progress-question-prompt{margin-bottom:8px;font-weight:600}.progress-coverage{color:#526c59;font-size:var(--font-sm);margin-top:14px}.admin-analytics{max-width:1600px;color:var(--ink);margin:auto;padding-bottom:40px}.admin-toolbar,.admin-panel-heading{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px;display:flex}.admin-presets,.admin-export,.admin-custom-dates{flex-wrap:wrap;align-items:center;gap:7px;display:flex}.admin-analytics button,.admin-analytics select,.admin-analytics input{color:var(--ink);background:#fff;border:1px solid #d7e2d5;border-radius:8px;padding:7px 10px}.admin-analytics button{cursor:pointer}.admin-analytics button:hover{background:#eef4ec}.admin-presets button[aria-pressed=true]{color:#285844;background:#e0eee1;border-color:#8eb398;font-weight:650}.admin-export button,.admin-data-actions button{align-items:center;gap:6px;display:inline-flex}.admin-filters{flex-wrap:wrap;align-items:end;gap:10px;margin:17px 0 20px;display:flex}.admin-filters label,.admin-custom-dates label{font-size:var(--font-xs);color:var(--muted);gap:5px;display:grid}.admin-filters select{min-width:130px;max-width:230px}.admin-kpis{grid-template-columns:repeat(6,minmax(0,1fr));gap:11px;margin-bottom:16px;display:grid}.admin-kpi,.admin-panel{background:#fff;border:1px solid #e1e8dd;border-radius:12px;box-shadow:0 2px 9px #25482d08}.admin-kpi{gap:9px;min-width:0;padding:16px;display:grid}.admin-kpi small{color:#63766b;font-size:var(--font-xs)}.admin-kpi strong{text-align:start;overflow-wrap:anywhere;font-size:clamp(18px,1.7vw,27px);font-weight:700}.admin-panel{min-width:0;margin-bottom:16px;padding:18px 20px}.admin-panel h3{font-size:var(--font-base);align-items:center;gap:7px;margin:0 0 14px;font-weight:680;display:flex}.admin-panel-heading h3{margin:0}.admin-panel-heading{margin-bottom:14px}.admin-panel-heading label{font-size:var(--font-xs);align-items:center;gap:8px;display:flex}.admin-chart{border-bottom:1px solid #dfe7dc;align-items:end;gap:4px;min-height:190px;padding:8px 0 2px;display:flex;overflow-x:auto}.admin-chart-column{flex-direction:column;flex:1 0 32px;justify-content:flex-end;align-items:center;gap:6px;min-width:32px;height:180px;display:flex}.admin-chart-stack{flex-direction:column-reverse;justify-content:flex-start;align-items:stretch;width:70%;height:150px;min-height:1px;display:flex}.admin-chart-stack span{min-height:1px;display:block}.admin-chart-column small{white-space:nowrap;color:#738377;font-size:10px}.admin-legend{font-size:var(--font-xs);color:#607064;flex-wrap:wrap;gap:8px 16px;margin-top:11px;display:flex}.admin-legend span{align-items:center;gap:5px;display:flex}.admin-legend i{border-radius:2px;width:9px;height:9px;display:inline-block}.admin-two-columns{grid-template-columns:1fr 1fr;gap:16px;display:grid}.admin-table-scroll{max-width:100%;overflow-x:auto}.admin-analytics table{border-collapse:collapse;width:100%;min-width:520px;font-size:var(--font-xs);white-space:nowrap}.admin-analytics th,.admin-analytics td{text-align:start;border-bottom:1px solid #e8eee6;padding:9px 10px}.admin-analytics thead th{color:#607568;font-weight:650}.admin-analytics tbody th{font-weight:550}.admin-history{min-width:1050px!important}.admin-history summary{cursor:pointer;color:#356c52}.admin-row-details{white-space:normal;overflow-wrap:anywhere;max-width:320px;padding:8px;font-size:11px}.admin-inout{gap:13px;display:grid}.admin-inout>div{font-size:var(--font-xs);grid-template-columns:minmax(120px,180px) minmax(120px,1fr) auto;align-items:center;gap:10px;display:grid}.admin-inout-bars{background:#ecf0ea;border-radius:20px;height:11px;display:flex;overflow:hidden}.admin-inout-bars span:first-child{background:#6c9279}.admin-inout-bars span:last-child{background:#c6a66f}.admin-muted,.admin-empty{color:var(--muted);font-size:var(--font-sm);margin:14px 0}.admin-data-actions{margin-top:22px}.admin-data-actions>button{color:#9c5847}.admin-data-actions [role=alertdialog]{background:#fff9f5;border:1px solid #e6c9ba;border-radius:9px;flex-wrap:wrap;align-items:center;gap:12px;margin-top:10px;padding:14px;display:flex}@media (max-width:1100px){.admin-kpis{grid-template-columns:repeat(3,minmax(0,1fr))}.admin-two-columns{grid-template-columns:1fr}}@media (max-width:700px){.admin-kpis{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-inout>div{grid-template-columns:1fr;gap:4px}.admin-panel{padding:15px}.topbar-end{gap:4px}.topbar .ai-access-control{padding-inline:8px}.topbar-settings{padding:6px 8px}.topbar .student-avatar,.workspace-label>span{display:none}#lesson-main{scroll-margin-top:58px}.course-settings-body{padding:16px}.course-settings-actions{grid-template-columns:1fr}.language-switch svg{display:none}.language-switch button{padding:5px 8px}}.sidebar-backup{border-top:1px solid var(--line);margin-top:8px;padding:8px 11px 0}.sidebar-backup>.eyebrow{margin-bottom:4px;display:block}.sidebar-backup-actions{flex-wrap:wrap;gap:14px;display:flex}.debug-toggle{z-index:60;color:#4a5c50;background:#26343011;border-radius:50%;place-items:center;width:34px;height:34px;display:grid;position:fixed;bottom:14px;left:14px;box-shadow:0 2px 8px #19342320}.debug-panel{z-index:60;color:#dbe6df;background:#20302b;border-radius:10px;width:220px;padding:10px 12px;font-size:11px;position:fixed;bottom:14px;left:14px;box-shadow:0 8px 24px #19342340}.debug-panel-header{color:#9db3a4;justify-content:space-between;align-items:center;margin-bottom:6px;display:flex}.debug-panel-header .icon-button{color:#9db3a4;width:22px;height:22px}.debug-panel dl{grid-template-columns:auto 1fr;gap:3px 8px;margin:0;display:grid}.debug-panel dt{color:#83a291}.debug-panel dd{text-align:left;word-break:break-all;margin:0}.debug-panel .text-button{color:#8fd6b5;margin-top:8px}.math-calculator-dialog{width:min(420px,92vw);max-height:calc(100dvh - 32px);color:var(--ink);background:#f4f5fa;border:1px solid #d7dbe8;border-radius:16px;margin:auto;padding:0;position:fixed;inset:0;box-shadow:0 18px 50px #23254b26}.math-calculator-dialog[open]{flex-direction:column;display:flex}.math-calculator-dialog::backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#20224a55}.calc-header{border-bottom:1px solid #e3e5f0;flex:none;align-items:center;gap:10px;padding:12px 14px 12px 18px;display:flex}.calc-header h2{font-size:var(--font-base);color:#34366b;flex:1;font-weight:650}.calc-close{color:#5555a0;border:0;border-radius:11px;flex-shrink:0;justify-content:center;align-items:center;width:44px;min-width:44px;height:44px;min-height:44px;padding:0;line-height:1;display:flex}.calc-close:hover{color:#403f9e;background:#eceefb}.calc-display{background:#20223f;border-radius:10px;flex:none;margin:14px 18px 6px;padding:12px 14px}.calc-display input{color:#fff;text-align:left;direction:ltr;background:0 0;border:0;outline:0;width:100%;font-family:Cascadia Code,Consolas,monospace;font-size:1.05rem}.calc-display input::placeholder{color:#6d7099}.calc-preview{text-align:left;direction:ltr;background:#fff;border:1px solid #e3e5f0;border-radius:8px;flex:none;align-items:center;min-height:38px;margin:0 18px 12px;padding:6px 12px;display:flex;overflow-x:auto}.calc-preview-empty{color:#b3b6cc;font-size:var(--font-xs)}.calc-keys{grid-template-columns:repeat(4,1fr);gap:8px;padding:0 18px 16px;display:grid;overflow-y:auto}.calc-key{color:#2c2e4d;min-height:50px;font-size:var(--font-md);background:#fff;border:1px solid #dfe1ee;border-radius:9px;font-weight:650}.calc-key:hover{background:#eef0fb}.calc-key-op{color:#4b3fc2;background:#e7e8f9;font-size:1.5rem;font-weight:800}.calc-key-fn{font-size:var(--font-base);font-weight:650}.calc-key-action{color:#a3664e}.calc-key-backspace{justify-content:center;align-items:center;padding:0;line-height:0;display:flex}.calc-key-backspace svg{margin:0;display:block}.calc-insert{flex:none;padding:0 18px 18px}.calc-insert .primary-button{width:100%}@media (max-width:480px){.math-calculator-dialog{border-radius:0;width:100vw;height:100dvh;max-height:100dvh;inset:0}}@media (max-height:650px){.course-sidebar{overflow-y:auto}}.model-selection-button,.model-chat-launcher{width:100%;min-height:38px;color:var(--green);font-size:var(--font-sm);text-align:start;background:#f7f9f4;border:1px solid #dce5d8;border-radius:10px;align-items:center;gap:10px;margin-top:8px;padding:6px 11px;font-weight:600;display:flex}.model-selection-button svg:last-child,.model-chat-launcher svg:last-child{margin-inline-start:auto}.model-chat-launcher{color:#46468f;background:#f2f3fb;border-color:#dbddf1}.model-chat-dialog{background:var(--surface);width:min(88vw,1380px);max-width:calc(100vw - 24px);height:min(82dvh,900px);max-height:calc(100dvh - 24px);color:var(--ink);border:1px solid #d9dbed;border-radius:18px;margin:auto;padding:0;position:fixed;inset:0;box-shadow:0 20px 60px #26314c30}.model-chat-dialog[open]{flex-direction:column;display:flex}.model-chat-dialog::backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#20224a55}.model-chat-dialog.model-chat-fullscreen{border-radius:0;width:100vw;max-width:100vw;height:100dvh;max-height:100dvh}.model-chat-header{border-bottom:1px solid #e7e8f2;flex:none;align-items:center;gap:18px;min-height:70px;padding:10px 20px;display:flex}.model-chat-heading,.model-chat-window-actions,.model-chat-model{align-items:center;gap:9px;display:flex}.model-chat-heading{color:#414685;min-width:0}.model-chat-heading h2{font-size:var(--font-lg);white-space:nowrap;font-weight:700}.model-chat-model{font-size:var(--font-sm);color:var(--muted);margin-inline-start:auto}.model-chat-model select{min-width:0;max-width:220px;color:var(--ink);background:#fff;border:1px solid #d9dcec;border-radius:9px;padding:7px 10px}.model-chat-window-actions{flex:none}.model-chat-layout{flex:1;min-width:0;min-height:0;display:flex}.model-chat-history{background:#f6f7fb;border-inline-end:1px solid #e6e8f1;flex-direction:column;flex:0 0 250px;width:250px;min-height:0;padding:15px 10px;display:flex}.model-chat-new{color:#444b85;background:#fff;border:1px solid #d8dcef;border-radius:10px;align-items:center;gap:8px;width:100%;padding:10px 12px;font-weight:650;display:flex}.model-chat-history-list{min-height:0;padding-top:10px;overflow-y:auto}.model-chat-history-item{border-radius:9px;align-items:center;min-width:0;margin-bottom:3px;display:flex}.model-chat-history-item:has([aria-current]){background:#e8eaf6}.model-chat-history-item>button:first-child{text-overflow:ellipsis;white-space:nowrap;text-align:start;flex:1;min-width:0;padding:9px;overflow:hidden}.model-chat-history-option{color:#66708c;flex:0 0 27px;width:27px}.model-chat-main{flex-direction:column;flex:1;min-width:0;min-height:0;display:flex}.model-chat-messages{overscroll-behavior:contain;flex:1;min-height:0;padding:24px clamp(16px,4vw,54px);overflow-y:auto}.model-chat-empty{text-align:center;color:#666e86;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:100%;display:flex}.model-chat-empty svg{color:#777cc0}.model-chat-empty h3{color:#343d68;margin-top:5px;font-size:1.4rem}.model-chat-empty small{color:#9298a7}.model-chat-message{overflow-wrap:anywhere;border-radius:14px;max-width:min(760px,100%);margin:0 auto 20px;padding:15px 18px}.model-chat-user{background:#f0f3ee}.model-chat-assistant{background:#fafaff;border:1px solid #e9eaf6}.model-chat-message-label{color:#626d8e;font-size:var(--font-xs);margin-bottom:6px;font-weight:700}.model-chat-message .markdown-prose{font-size:var(--font-base)}.model-chat-user .markdown-prose{white-space:pre-wrap}.model-chat-message pre,.model-chat-message .katex-display{direction:ltr;max-width:100%;overflow-x:auto}.model-chat-message pre{color:#f6f7fa;background:#242a37;border-radius:8px;padding:12px}.model-chat-message code{direction:ltr;unicode-bidi:isolate}.model-chat-generating{text-align:center;color:#777c99}.model-chat-composer{border-top:1px solid #e7e8f2;padding:12px clamp(16px,4vw,54px) 18px}.model-chat-compose-row{align-items:end;gap:10px;max-width:760px;margin:auto;display:flex}.model-chat-compose-row textarea{resize:vertical;text-align:start;background:#fff;border:1px solid #d9dcec;border-radius:12px;flex:1;min-width:0;min-height:58px;max-height:160px;padding:13px 15px}.model-chat-compose-row .primary-button{flex:none;min-height:45px}.model-chat-composer .inline-error{max-width:760px;margin:0 auto 8px}.model-chat-composer>.text-button{margin:0 auto 8px;display:block}@media (max-width:750px){.model-chat-dialog{border-radius:0;width:100vw;max-width:100vw;height:100dvh;max-height:100dvh}.model-chat-header{flex-wrap:wrap;gap:8px;padding:8px 10px}.model-chat-heading h2{font-size:var(--font-base)}.model-chat-model{order:3;width:100%;margin:0}.model-chat-model select{flex:1;max-width:none}.model-chat-window-actions{margin-inline-start:auto}.model-chat-history{z-index:1;position:absolute;inset-block:112px 0;inset-inline-start:0;box-shadow:0 10px 25px #23254b20}.model-chat-messages{padding:15px}.model-chat-composer{padding:10px}}.model-selection-dialog{padding:22px}.model-selection-dialog .learning-dialog-heading{align-items:center;margin-bottom:14px}.model-selection-dialog .learning-dialog-heading .icon-button{margin:0;flex-shrink:0;margin-inline-start:auto}.model-selection-dialog>p{color:var(--muted);font-size:var(--font-sm);line-height:1.5}.model-task-list{gap:10px;margin:18px 0;display:grid}.model-task{border:1px solid var(--line);background:#f7f9f4;border-radius:11px;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:12px;padding:14px;display:grid}.model-task>svg{color:var(--green)}.model-task label{font-size:var(--font-base);font-weight:650}.model-task p{color:var(--muted);font-size:var(--font-xs);margin-top:4px}.model-task select{color:#637964;max-width:min(220px,100%);font-size:var(--font-xs);opacity:1;background:#fff;border:1px solid #dce5d8;border-radius:7px;padding:7px 9px}.model-selection-note{border-top:1px solid var(--line);padding-top:12px}@media (max-height:820px){.sidebar-course{padding:6px 12px}.sidebar-course>.eyebrow,.course-control-card>.eyebrow,.sidebar-course>small{line-height:1.3;display:block}.sidebar-course .course-name{margin-top:4px;font-size:1rem}.sidebar-course .progress-label{margin-top:6px;line-height:1.3}.topic-item{padding-block:8px}.topic-item small{margin-top:2px}.course-control-card{padding-block:5px}.course-control-version{line-height:1.3}.chatgpt-card{padding-block:6px}.model-selection-button{min-height:36px;margin-top:6px}}@media (max-width:500px){.model-task{grid-template-columns:auto minmax(0,1fr)}.model-task select{grid-column:2;justify-self:start}}.lesson-main>*,.markdown-prose,.teaching-block,.question-content,.handwriting-workspace,.keyboard-workspace,.stage-dialogue-input,.tutor-conversation-workspace,.stage-dialogue-reading-column{min-width:0;max-width:100%}.markdown-prose,.lesson-heading,.inline-error,.storage-warning,.debug-panel,.transcription-debug{overflow-wrap:anywhere}.math-block,.katex-display{min-width:0;max-width:100%}.markdown-prose pre,.markdown-table-scroll{max-width:100%;overflow-x:auto}.markdown-prose img{border:1px solid #e7ebe0;border-radius:10px;max-width:100%;height:auto;margin:10px auto;display:block}.lesson-overview-formula,.eq-chip{max-width:100%;overflow-x:auto}.eq-chip-input{max-width:100%}@media (max-width:1050px){.course-sidebar{max-width:calc(100vw - 12px);overflow-y:auto}}@media (max-width:700px){.topbar{grid-template-columns:44px minmax(0,1fr);gap:8px;height:auto;min-height:58px;padding:8px 12px;display:grid}.workspace-label{min-width:0}.topbar-end{flex-wrap:wrap;justify-content:flex-start;gap:6px;min-width:0}.topbar .menu-button{width:44px;height:44px;margin:0}.topbar-settings,.topbar .ai-access-control,.language-switch{height:auto;min-height:44px}.language-switch button,.expand-button{min-height:44px}#lesson-main{scroll-margin-top:120px}.lesson-meta>*,.question-label{min-width:0}.lesson-progress-label{flex-wrap:wrap;gap:4px 12px}.lesson-breadcrumb li{min-width:0}.mode-switch button{min-width:0;padding-inline:8px}.answer-tool-buttons{flex-wrap:wrap}.answer-tool-buttons button{flex:110px;padding-inline:8px}.ink-toolbar{flex-wrap:wrap;gap:4px}.toolbar-group{flex-wrap:wrap;min-width:0}.paper-footer,.export-actions,.answer-actions,.submit-group,.learning-dialog-actions,.confirm-actions,.resume-banner,.resume-banner-actions{flex-wrap:wrap}.paper-placeholder{text-align:center;padding:16px}.paper-placeholder>span{font-size:var(--font-base)}.handwriting-guidance-content{width:min(270px,100vw - 64px)}.course-picker-shell,.course-picker-overlay{padding:12px}.course-picker-card{max-height:calc(100dvh - 24px);padding:16px}.course-card-heading{flex-wrap:wrap}.course-card-open,.course-settings-close,.course-settings-back{min-height:44px}.course-settings-close,.course-settings-back{flex-shrink:0}.course-settings-header{padding-inline:12px}.tutor-dialog-header{grid-template-columns:minmax(0,1fr) auto}.tutor-dialog-title{grid-column:1/-1}.tutor-dialog-title h2{white-space:normal}.tutor-font-controls{justify-self:start}.tutor-dialog .stage-dialogue-actions button{white-space:normal;min-width:0;min-height:44px}.notebook-expanded .question-content .math-block{flex-shrink:1}.markdown-prose p .katex{vertical-align:middle;max-width:100%;display:inline-block;overflow:auto hidden}}@media (max-width:1050px) and (max-height:500px){.tutor-dialog{height:calc(100dvh - 16px);max-height:calc(100dvh - 16px)}.tutor-dialog-body{overscroll-behavior:contain;display:block;overflow-y:auto}.tutor-dialog .stage-dialogue{display:block}.tutor-dialog .stage-dialogue-conversation{min-height:60px;max-height:35dvh}.tutor-dialog .stage-dialogue-input{max-height:none;overflow:visible}.tutor-dialog .stage-dialogue-entry{overflow:visible}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@keyframes spin{to{transform:rotate(360deg)}}