@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(../media/KaTeX_AMS-Regular.25ieegmnh38ts.woff2)format("woff2"),url(../media/KaTeX_AMS-Regular.10y3kupq4t663.woff)format("woff"),url(../media/KaTeX_AMS-Regular.418dr7cz3fo2x.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(../media/KaTeX_Caligraphic-Bold.06b-ya9t43ioz.woff2)format("woff2"),url(../media/KaTeX_Caligraphic-Bold.2vmk2hva4ctha.woff)format("woff"),url(../media/KaTeX_Caligraphic-Bold.40ltxhe834pns.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(../media/KaTeX_Caligraphic-Regular.2eph4dlhid_m9.woff2)format("woff2"),url(../media/KaTeX_Caligraphic-Regular.3gxeetazf831f.woff)format("woff"),url(../media/KaTeX_Caligraphic-Regular.07-7u27-nhn_r.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(../media/KaTeX_Fraktur-Bold.2sasz-d-jtw8y.woff2)format("woff2"),url(../media/KaTeX_Fraktur-Bold.1alcy76__wdj2.woff)format("woff"),url(../media/KaTeX_Fraktur-Bold.19yqa_tc9d_gx.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(../media/KaTeX_Fraktur-Regular.2d10y4xmjvzlf.woff2)format("woff2"),url(../media/KaTeX_Fraktur-Regular.110oo81prr9n5.woff)format("woff"),url(../media/KaTeX_Fraktur-Regular.2qhy34r6a05dn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(../media/KaTeX_Main-Bold.3-rowy8o6_4ky.woff2)format("woff2"),url(../media/KaTeX_Main-Bold.0v1esh257kqpe.woff)format("woff"),url(../media/KaTeX_Main-Bold.0us_n0tnxlxu7.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(../media/KaTeX_Main-BoldItalic.14r2naom8mrec.woff2)format("woff2"),url(../media/KaTeX_Main-BoldItalic.13355ck5zr48q.woff)format("woff"),url(../media/KaTeX_Main-BoldItalic.3x_u9cepaced0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(../media/KaTeX_Main-Italic.0lig0v9j0700p.woff2)format("woff2"),url(../media/KaTeX_Main-Italic.0afv392dj4w59.woff)format("woff"),url(../media/KaTeX_Main-Italic.2hkw3230mfwcv.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(../media/KaTeX_Main-Regular.1ryvsdzh2w1_e.woff2)format("woff2"),url(../media/KaTeX_Main-Regular.15u8r3b2y7fv4.woff)format("woff"),url(../media/KaTeX_Main-Regular.0symfa7dqj6jd.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(../media/KaTeX_Math-BoldItalic.1oopuu636h4il.woff2)format("woff2"),url(../media/KaTeX_Math-BoldItalic.12pl58orkw9rg.woff)format("woff"),url(../media/KaTeX_Math-BoldItalic.0y5w36a5aq__2.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(../media/KaTeX_Math-Italic.32405s1aq8vas.woff2)format("woff2"),url(../media/KaTeX_Math-Italic.0w0b1ugh62cfr.woff)format("woff"),url(../media/KaTeX_Math-Italic.2vkekfblmz5nb.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(../media/KaTeX_SansSerif-Bold.0h3wi2z_eouyg.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Bold.1ovw5p-yjp56g.woff)format("woff"),url(../media/KaTeX_SansSerif-Bold.2d03q85pwxpti.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(../media/KaTeX_SansSerif-Italic.0wkjc4dm2kcit.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Italic.1qavw__2zz8gk.woff)format("woff"),url(../media/KaTeX_SansSerif-Italic.3i-q087b23-m8.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(../media/KaTeX_SansSerif-Regular.2peiewu59z3d-.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Regular.1i4afx8nk8n4r.woff)format("woff"),url(../media/KaTeX_SansSerif-Regular.31pbu25feko_c.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(../media/KaTeX_Script-Regular.11h14300o9pd0.woff2)format("woff2"),url(../media/KaTeX_Script-Regular.3110jb9c-bxna.woff)format("woff"),url(../media/KaTeX_Script-Regular.28p_x7iz71ofe.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size1-Regular.03lhvx36ekcou.woff2)format("woff2"),url(../media/KaTeX_Size1-Regular.1slf4bh0hc6vm.woff)format("woff"),url(../media/KaTeX_Size1-Regular.1y57-ck23ey8c.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size2-Regular.14s5gg-puz6h-.woff2)format("woff2"),url(../media/KaTeX_Size2-Regular.0-kwyvx03omo8.woff)format("woff"),url(../media/KaTeX_Size2-Regular.2u0s-b07k2o9m.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size3-Regular.1n1rgzz84z8r9.woff2)format("woff2"),url(../media/KaTeX_Size3-Regular.04o9a_02gu_e8.woff)format("woff"),url(../media/KaTeX_Size3-Regular.1pkn-dge4q0fv.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size4-Regular.2sgotkdv3dcyv.woff2)format("woff2"),url(../media/KaTeX_Size4-Regular.3p2r1l7xmebxv.woff)format("woff"),url(../media/KaTeX_Size4-Regular.2uelkfk2yna5e.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(../media/KaTeX_Typewriter-Regular.11gr2d2wuwz77.woff2)format("woff2"),url(../media/KaTeX_Typewriter-Regular.12f8myjij3617.woff)format("woff"),url(../media/KaTeX_Typewriter-Regular.3nee9kjfy6nm8.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.18.9"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{white-space:nowrap;width:min-content;position:relative}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .katex-vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .katex-thinbox{flex-direction:row;width:0;max-width:0;display:inline-flex}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.katex-root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .katex-stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .reflectbox{display:inline-block;transform:scaleX(-1)}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}
*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;font-size:16px}body{color:#1a1a1a;background:#f5f6f8;margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5;overflow-x:hidden}.container{width:100%;max-width:440px;margin:0 auto;padding:24px 16px 40px}h1{margin:0 0 4px;font-size:1.5rem}h2{margin:24px 0 8px;font-size:1.125rem}p{margin:0 0 12px}.muted{color:#5f6670;font-size:.9375rem}.card{background:#fff;border:1px solid #e3e6ea;border-radius:10px;margin-top:16px;padding:16px}.field{margin-bottom:14px;display:block}.field>span{margin-bottom:6px;font-weight:600;display:block}input{width:100%;font:inherit;background:#fff;border:1px solid #c8ccd2;border-radius:8px;padding:12px}input:focus{outline-offset:1px;border-color:#2d6cdf;outline:2px solid #2d6cdf}button{font:inherit;cursor:pointer;border:1px solid #0000;border-radius:8px;width:100%;padding:12px 16px;font-weight:600}button.primary{color:#fff;background:#2d6cdf}button.primary:disabled{opacity:.6;cursor:default}button.secondary{color:#1a1a1a;background:#fff;border-color:#c8ccd2}.tabs{gap:8px;margin-bottom:16px;display:flex}.tabs button{color:#1a1a1a;background:#fff;border-color:#c8ccd2;flex:1;width:auto}.tabs button[aria-selected=true]{color:#fff;background:#2d6cdf;border-color:#2d6cdf}.error{color:#b3261e;background:#fdecea;border:1px solid #f5c2c0;border-radius:8px;margin-bottom:12px;padding:10px 12px}.badge{color:#1f4fae;background:#e8eef9;border-radius:999px;padding:2px 10px;font-size:.8125rem;font-weight:600;display:inline-block}ul.list{margin:0;padding:0;list-style:none}ul.list li{border-top:1px solid #eef0f3;padding:10px 0}ul.list li:first-child{border-top:0}.container--wide{max-width:1120px}a{color:#1f4fae}input[type=checkbox],input[type=radio]{width:auto;margin:0;padding:0}select,textarea{width:100%;font:inherit;color:inherit;background:#fff;border:1px solid #c8ccd2;border-radius:8px;padding:10px 12px}textarea{resize:vertical;line-height:1.5}select:focus,textarea:focus{outline-offset:1px;border-color:#2d6cdf;outline:2px solid #2d6cdf}fieldset{border:0;min-width:0;margin:0 0 14px;padding:0}legend{margin-bottom:6px;padding:0;font-weight:600}button:disabled,.button[aria-disabled=true]{opacity:.55;cursor:default}.button{cursor:pointer;border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;gap:6px;padding:12px 16px;font-weight:600;line-height:1.2;text-decoration:none;display:inline-flex}.button.primary{color:#fff;background:#2d6cdf}.button.secondary{color:#1a1a1a;background:#fff;border-color:#c8ccd2}button.small,.button.small{width:auto;padding:7px 12px;font-size:.875rem}.icon-button{color:#1a1a1a;background:#fff;border:1px solid #c8ccd2;border-radius:6px;width:auto;min-width:2.25rem;padding:4px 10px}.btn-row{flex-wrap:wrap;align-items:center;gap:8px;margin-top:12px;display:flex}.btn-row>button,.btn-row>.button{width:auto}.small{font-size:.8125rem}.app-header{background:#fff;border-bottom:1px solid #e3e6ea}.app-header__inner{flex-wrap:wrap;align-items:center;gap:8px 16px;max-width:1120px;margin:0 auto;padding:10px 16px;display:flex}.brand{color:#1a1a1a;font-size:1.125rem;font-weight:800;text-decoration:none}.app-nav{flex-wrap:wrap;flex:auto;gap:4px;display:flex}.nav-link{color:#1a1a1a;border-radius:6px;padding:6px 10px;font-size:.9375rem;font-weight:600;text-decoration:none}.nav-link[aria-current=page]{color:#1f4fae;background:#e8eef9}.app-user{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.app-user button{width:auto}.app-user__name{color:#5f6670;text-overflow:ellipsis;white-space:nowrap;max-width:12rem;font-size:.875rem;overflow:hidden}.page-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:8px;display:flex}.page-head>.button,.page-head>button{width:auto}.breadcrumb{margin:0 0 4px;font-size:.875rem}.card__title{margin:0 0 10px;font-size:1.0625rem}.card--link{color:inherit;flex-direction:column;gap:4px;text-decoration:none;display:flex}.card--link:hover{border-color:#2d6cdf}.card--meta{background:#fafbfc;border-style:dashed}.field--narrow{max-width:280px}.field-label{margin-bottom:6px;font-weight:600;display:block}.field-hint{color:#5f6670;margin:0 0 8px;font-size:.875rem}.field-hint--warn{color:#8a5300}.field-error{color:#b3261e;margin:6px 0;padding-left:0;font-size:.875rem;list-style:none}.check{align-items:center;gap:6px;margin:0 14px 6px 0;font-weight:500;display:inline-flex}.form-grid,.filter-grid{grid-template-columns:minmax(0,1fr);gap:0 16px;display:grid}@media (min-width:640px){.form-grid,.filter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:960px){.filter-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}.inline-form{flex-wrap:wrap;align-items:flex-end;gap:8px 12px;display:flex}.inline-form .field{flex:200px;margin-bottom:0}.inline-form>button{width:auto}.search-row{align-items:flex-end;gap:8px;display:flex}.search-row__field{flex:auto;min-width:0;margin-bottom:0}.search-row__button{flex:none;width:auto}.filters{margin-top:12px}.filters>summary{cursor:pointer;color:#1f4fae;padding:6px 0;font-weight:600}.checkbox-group{flex-wrap:wrap;display:flex}.checkbox-group legend{width:100%}.result-count{margin:16px 0 8px;font-weight:600}.notice{border:1px solid;border-radius:8px;margin:12px 0;padding:10px 12px}.notice--info{background:#eef4ff;border-color:#c9dafc}.notice--warn{background:#fff7e6;border-color:#f5d49a}.notice--error{color:#7a1c15;background:#fdecea;border-color:#f5c2c0}.notice--success{background:#e9f7ef;border-color:#b7e2c6}.notice__title{display:block}.notice__list{margin:6px 0 0;padding-left:20px}.empty-state{text-align:center;background:#fff;border:1px dashed #c8ccd2;border-radius:10px;margin:16px 0;padding:28px 16px}.badge--draft{color:#3b4148;background:#eef0f3}.badge--review{color:#7a5200;background:#fff4d6}.badge--approved,.badge--rights-ok-to-use{color:#17613a;background:#e0f4e8}.badge--rejected,.badge--rights-restricted{color:#a0231b;background:#fdecea}.badge--archived{color:#555;background:#ececec}.badge--rights-review-required{color:#7a5200;background:#fff4d6}.badge--type{color:#4b2a8f;background:#f1ecfb}.badge-stack{flex-wrap:wrap;gap:4px;display:flex}.stars{color:#c77800;letter-spacing:1px;white-space:nowrap}.skill-path{font-size:.875rem}.data-table{border-collapse:collapse;background:#fff;border:1px solid #e3e6ea;width:100%}.data-table th,.data-table td{text-align:left;vertical-align:top;border-top:1px solid #eef0f3;padding:10px;font-size:.9375rem}.data-table th{color:#5f6670;background:#f7f8fa;border-top:0;font-size:.8125rem}.cell-question{min-width:14rem;max-width:28rem}.q-title{font-weight:700;text-decoration:none}.q-preview{color:#3b4148;max-width:100%;margin-top:4px;overflow-x:auto}.code-link{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:700}@media (max-width:760px){.data-table,.data-table tbody,.data-table tr,.data-table td{width:100%;display:block}.data-table thead{display:none}.data-table{background:0 0;border:0}.data-table tr{background:#fff;border:1px solid #e3e6ea;border-radius:10px;margin-bottom:12px;padding:6px 12px}.data-table td{border-top:0;grid-template-columns:6.5rem minmax(0,1fr);gap:8px;padding:6px 0;display:grid}.data-table td:before{content:attr(data-label);color:#5f6670;font-size:.8125rem;font-weight:600}.cell-question{min-width:0;max-width:none}}.result-list{gap:12px;margin:0;padding:0;list-style:none;display:grid}.result-card{margin-top:0}.result-meta{flex-wrap:wrap;align-items:center;gap:8px;margin:8px 0 4px;display:flex}.pager{justify-content:space-between;align-items:center;gap:8px;margin:16px 0;display:flex}.math-text{white-space:pre-wrap;overflow-wrap:anywhere;max-width:100%}div.math-text{overflow:auto hidden}.math-display{max-width:100%;padding:2px 0;display:block;overflow:auto hidden}.math-text .katex-display{margin:.4em 0}.math-text .katex{font-size:1.08em}.math-error,.math-text--invalid{color:#a0231b}.catalogue-title{color:#5f6670;margin:4px 0;font-size:.875rem}.question-meta{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:8px;display:flex}.question-body{font-size:1.0625rem;line-height:1.7}.q-image{background:#fff;border:1px solid #e3e6ea;border-radius:8px;max-width:100%;height:auto;margin:12px 0;display:block}.choice-list{gap:8px;margin:12px 0 0;padding:0;list-style:none;display:grid}.choice-list li{border:1px solid #e3e6ea;border-radius:8px;align-items:baseline;gap:10px;min-width:0;padding:8px 10px;display:flex;overflow-x:auto}.option-letter{color:#1f4fae;background:#e8eef9;border-radius:50%;flex:none;justify-content:center;align-items:center;min-width:1.75rem;height:1.75rem;font-weight:700;display:inline-flex}.answer-card__head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;display:flex}.answer-key{background:#e9f7ef;border-radius:8px;margin-bottom:8px;padding:10px 12px;overflow-x:auto}.answer-key p{margin:0}.answer-section h3{margin:12px 0 6px;font-size:1rem}.meta-list{margin:0}.meta-list>div{margin-bottom:10px}.meta-list dt,.meta-grid dt{color:#5f6670;font-size:.8125rem;font-weight:600}.meta-list dd,.meta-grid dd{margin:0}.meta-grid{grid-template-columns:repeat(auto-fit,minmax(9rem,1fr));gap:8px 16px;margin:8px 0;display:grid}.editor-layout{grid-template-columns:minmax(0,1fr);gap:16px;display:grid}@media (min-width:1100px){.editor-layout{grid-template-columns:minmax(0,1fr) 340px;align-items:start}}.editor-fieldset{margin:0}.editor-side>.card:first-child{margin-top:16px}.math-field{grid-template-columns:minmax(0,1fr);gap:12px;margin-bottom:14px;display:grid}@media (min-width:900px){.math-field{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}.math-field__input,.math-field__preview{min-width:0}.preview{background:#fafbfc;border:1px solid #e3e6ea;border-radius:8px;padding:10px 12px}.preview__label{text-transform:uppercase;letter-spacing:.04em;color:#5f6670;margin-bottom:6px;font-size:.75rem}.math-guide{margin-bottom:12px;font-size:.9rem}.math-guide summary{cursor:pointer;color:#1f4fae;font-weight:600}.math-guide code{overflow-wrap:anywhere;background:#f1f3f5;border-radius:4px;padding:1px 4px}.type-choice{flex-wrap:wrap;display:flex}.type-choice legend{width:100%}.option-list{gap:10px;margin:0;padding:0;list-style:none;display:grid}.option-row{border:1px solid #e3e6ea;border-radius:8px;min-width:0;padding:10px}.option-row--correct{background:#f3fbf6;border-color:#52b47a}.option-row__head{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:8px;display:flex}.option-row__tools{gap:4px;margin-left:auto;display:flex}.option-row__preview{margin-top:6px;overflow-x:auto}.live-checks{margin:10px 0 0;padding:0;font-size:.875rem;list-style:none}.live-checks .ok:before{content:"✓ ";color:#17613a}.live-checks .bad{color:#a0231b}.live-checks .bad:before{content:"! "}.answer-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.answer-row__main{align-items:center;gap:8px;display:flex}.answer-row__parsed{color:#17613a;margin:4px 0 0;font-size:.875rem}.skill-picker{border:1px solid #e3e6ea;border-radius:8px;margin-bottom:14px;padding:10px 12px}.skill-picker legend{padding:0 4px}.picker-row{grid-template-columns:minmax(0,1fr);gap:0 12px;display:grid}@media (min-width:720px){.picker-row{grid-template-columns:repeat(3,minmax(0,1fr))}}.skill-path-line{margin:4px 0 0;font-size:.9375rem;font-weight:600}.chip-list{gap:6px;margin:0 0 10px;padding:0;list-style:none;display:grid}.chip{background:#eef4ff;border-radius:8px;justify-content:space-between;align-items:center;gap:8px;padding:6px 10px;font-size:.875rem;display:flex}.chip__remove{color:#a0231b;background:0 0;border:0;width:auto;padding:2px 8px}.image-field{margin-top:12px}.image-field__preview{margin:0 0 8px}.image-field__preview button{width:auto}.file-input{cursor:pointer;display:inline-block;position:relative}.file-input input[type=file]{opacity:0;pointer-events:none;width:1px;height:1px;position:absolute}.save-bar{border-top:1px solid #e3e6ea;margin-top:8px;padding:12px 0 4px}.save-bar__warning{background:#fff7e6;border:1px solid #f5d49a;border-radius:8px;margin:0 0 8px;padding:8px 12px;font-weight:600}.confirm-box{background:#f5f8ff;border:1px solid #c9dafc;border-radius:8px;margin-top:10px;padding:10px 12px}.confirm-box--danger{background:#fff5f4;border-color:#f5c2c0}.review-note{white-space:pre-wrap}.tree{margin:0;padding-left:0;list-style:none}.tree .tree{border-left:2px solid #e3e6ea;margin-left:4px;padding-left:12px}.tree>li{margin:6px 0}.tree-summary{cursor:pointer;padding:6px 0;font-weight:700}.tree-node{background:#fff;border:1px solid #e3e6ea;border-radius:8px;min-width:0;margin:4px 0;padding:8px 10px}.tree-node--inactive{color:#555;background:#f5f5f5}.tree-node__head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;display:flex}.tree-node__title{flex-wrap:wrap;align-items:baseline;gap:4px 8px;min-width:0;display:flex}.tree-node__type{text-transform:uppercase;color:#5f6670;font-size:.75rem}.tree-node__code{color:#5f6670;overflow-wrap:anywhere;font-size:.75rem}.tree-node__actions{margin-top:0}.tree-node__desc{margin:6px 0 0;font-size:.875rem}.tree-add{margin:6px 0 10px}.tree-edit{margin-top:8px}.source-list{gap:12px;margin:0;padding:0;list-style:none;display:grid}.source-item{margin-top:0}.source-item__head{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:8px;display:flex}.internal{margin-top:8px;font-size:.9rem}.internal summary{cursor:pointer;color:#5f6670}.internal-fields{border:1px dashed #c8ccd2;border-radius:8px;padding:10px 12px}.wrap-anywhere{overflow-wrap:anywhere}.rights-change{margin-top:8px}.visually-hidden{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.practice-list{gap:12px;margin:16px 0 0;padding:0;list-style:none;display:grid}.practice-card__head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px;display:flex}.practice-card__title{overflow-wrap:anywhere;font-size:1.0625rem;font-weight:600}.practice-card__meta{color:#5f6670;flex-wrap:wrap;align-items:center;gap:6px 12px;margin-top:6px;font-size:.875rem;display:flex}.badge--origin-generated{color:#1f4fae;background:#e8eef9}.badge--origin-manual{color:#5b2fae;background:#efe8f9}.badge--blocked{color:#a0231b;background:#fdeceb}.histogram{gap:4px;margin:10px 0 0;display:grid}.histogram__row{grid-template-columns:2.5rem 1fr 3.5rem;align-items:center;gap:8px;font-size:.875rem;display:grid}.histogram__bar{background:#e3e6ea;border-radius:999px;height:10px;overflow:hidden}.histogram__fill{background:#1f4fae;border-radius:999px;height:100%;display:block}.histogram__count{text-align:right;color:#5f6670;font-variant-numeric:tabular-nums}.count-choice{flex-wrap:wrap;gap:8px;display:flex}.count-choice button{min-width:3.5rem}.count-choice button[aria-pressed=true]{color:#fff;background:#1f4fae;border-color:#1f4fae}.custom-counts{gap:8px;margin-top:8px;display:grid}.custom-counts__row{grid-template-columns:3rem 1fr;align-items:center;gap:10px;display:grid}.custom-counts__row input{max-width:6rem}.custom-total{font-weight:600}.custom-total--bad{color:#a0231b}.practice-item{margin-top:12px}.practice-item__head{flex-wrap:wrap;align-items:baseline;gap:8px;margin-bottom:6px;display:flex}.practice-item__number{min-width:2rem;font-weight:700}.practice-item__meta{color:#5f6670;flex-wrap:wrap;align-items:center;gap:6px 10px;margin-top:8px;font-size:.8125rem;display:flex}.sticky-actions{background:#f5f6f8;border-top:1px solid #e3e6ea;flex-wrap:wrap;gap:8px;margin-top:16px;padding:12px 0;display:flex;position:sticky;bottom:0}.cart-bar{background:#eef3fb;border:1px solid #cfdcf3;border-radius:8px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;margin:12px 0;padding:8px 12px;display:flex}.cart-bar__count{font-weight:600}.cart-list{gap:8px;margin:12px 0 0;padding:0;list-style:none;display:grid}.cart-list li{background:#fff;border:1px solid #e3e6ea;border-radius:8px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;padding:8px 10px;display:flex}.cart-list__main{overflow-wrap:anywhere;min-width:0}.cart-list__tools{flex:none;gap:6px;display:flex}.added-flash{color:#1c6b3c;font-size:.875rem;font-weight:600}.shortfall{gap:6px;margin:10px 0;display:grid}.shortfall__row{grid-template-columns:2.5rem 1fr;gap:8px;font-size:.875rem;display:grid}.print-page{color:#000;background:#fff;max-width:190mm;margin:0 auto;padding:16px}.print-head{border-bottom:2px solid #000;margin-bottom:12px;padding-bottom:8px}.print-head h1{margin:0 0 6px;font-size:1.25rem}.print-meta{flex-wrap:wrap;gap:6px 20px;font-size:.875rem;display:flex}.print-actions{gap:8px;margin-bottom:12px;display:flex}.print-q{margin:0 0 14px;padding-bottom:6px}.print-q__head{align-items:baseline;gap:8px;font-weight:600;display:flex}.print-q__body{margin-left:1.75rem}.write-lines{gap:14px;margin:8px 0 0 1.75rem;display:grid}.write-lines__line{border-bottom:1px solid #9aa0a6;height:0}.write-block{border:1px dashed #9aa0a6;border-radius:6px;min-height:34mm;margin:8px 0 0 1.75rem}.print-answer{margin:0 0 12px}.print-answer__head{font-weight:700}.print-answer__body{margin-left:1.75rem}.print-q--qr{grid-template-columns:minmax(0,1fr) 30mm;align-items:start;column-gap:5mm;display:grid}.print-q__main{min-width:0}.print-qr{text-align:center;color:#000;width:30mm;font-size:7.5pt;line-height:1.25}.print-qr .qr-code{width:25mm;height:25mm;margin:0 auto;display:block}.print-qr__caption{text-wrap:balance;margin:1mm 0 0;font-weight:600}.print-qr__hint{overflow-wrap:anywhere;text-wrap:balance;margin:.5mm 0 0}.print-qr-note{margin:6px 0 0;font-size:.8125rem}.print-qr-warning{border:1px solid #000;margin:6px 0 0;padding:4px 8px;font-size:.8125rem;font-weight:600}@media screen and (max-width:480px){.print-q--qr{grid-template-columns:minmax(0,1fr)}.print-qr{width:auto;margin-top:8px}}.qr-landing__set{margin-top:-4px}.qr-reveal .btn-row{margin-top:0}.qr-reveal__panel{margin-top:12px}@media print{html,body{color:#000;background:#fff}.app-header,.print-actions,.no-print{display:none!important}.container,.container--wide,.print-page{max-width:none;padding:0}.print-q,.print-answer,.choice-list li{break-inside:avoid;page-break-inside:avoid}.print-head{break-after:avoid;page-break-after:avoid}.q-image{border:1px solid #999;max-width:100%;height:auto;max-height:90mm}.math-text,div.math-text,.math-display,.choice-list li{overflow:visible!important}.math-text .katex-display>.katex{overflow-wrap:anywhere;max-width:100%}.answer-key{background:0 0;border:1px solid #000}.badge{border:1px solid #000;color:#000!important;background:0 0!important}a[href]:after{content:""!important}a{color:#000;text-decoration:none}}@page{size:A4 portrait;margin:15mm}.photo-entry{gap:12px;min-width:0;max-width:560px;display:grid}.photo-entry>*,.photo-entry .notice{min-width:0;margin:0}.photo-privacy__local{margin:8px 0 0;font-size:.875rem}.photo-picker{display:block}.photo-picker .button{width:100%}.photo-picker input[type=file]{border:0;padding:0;top:0;left:0}.photo-picker:focus-within .button{outline-offset:2px;outline:2px solid #2d6cdf}.photo-picker--disabled .button{opacity:.55;cursor:default}.photo-crop{min-width:0}.photo-crop__stage{background:#1f2328;border-radius:10px;padding:22px}.photo-crop__frame{line-height:0;position:relative}.photo-crop__canvas{width:100%;max-width:100%;height:auto;display:block}.photo-crop__shade{pointer-events:none;background:#0000008c;position:absolute}.photo-crop__box{outline-offset:-1px;pointer-events:none;outline:2px solid #fff;position:absolute}.photo-crop__handle{touch-action:none;cursor:grab;background:0 0;border:0;border-radius:50%;width:44px;min-width:44px;height:44px;min-height:44px;margin:0;padding:0;position:absolute;transform:translate(-50%,-50%)}.photo-crop__handle:after{content:"";background:#fff;border:3px solid #2d6cdf;border-radius:50%;width:20px;height:20px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.photo-crop__handle:focus-visible{outline-offset:0;outline:3px solid #ffd33d}.photo-crop__handle:disabled{cursor:default}.photo-entry__actions{z-index:2}.photo-lookup{gap:12px;min-width:0;max-width:720px;display:grid}.photo-lookup>*,.photo-lookup .notice{min-width:0;margin:0}.photo-lookup__image{background:#fff;border:1px solid #e3e6ea;border-radius:8px;max-width:100%;height:auto;display:block}.photo-lookup__again{margin:12px 0 0}.photo-status{align-items:center;gap:8px;font-weight:600;display:flex}.photo-spinner{border:3px solid #c9dafc;border-top-color:#2d6cdf;border-radius:50%;flex:none;width:18px;height:18px;animation:.9s linear infinite photo-spin}@keyframes photo-spin{to{transform:rotate(360deg)}}@media (prefers-reduced-motion:reduce){.photo-spinner{animation:none}}.photo-review,.photo-confirmed{overflow-wrap:anywhere;min-width:0}.photo-review h2,.photo-confirmed h2,.photo-tier__title{margin:0 0 10px;font-size:1.0625rem}.photo-review h3{margin:16px 0 6px;font-size:1rem}.photo-extracted{max-width:100%;overflow-x:auto}.photo-edit{margin:12px 0 4px}.photo-raw{white-space:pre-wrap;overflow-wrap:anywhere;background:#fafbfc;border:1px solid #e3e6ea;border-radius:8px;margin:0;padding:10px 12px}.photo-uncertain{color:inherit;background:#fff3cd;border-bottom:2px dashed #c77800;padding:0 1px}.photo-uncertain sup{margin-left:1px;font-size:.7em;font-weight:700}.photo-uncertain-list{gap:6px;margin:0;padding-left:22px;display:grid}.photo-reason{margin:10px 0 0}.photo-choices{gap:8px;margin:14px 0 0;display:grid}.photo-choice{cursor:pointer;overflow-wrap:anywhere;background:#fff;border:1px solid #e3e6ea;border-radius:8px;align-items:flex-start;gap:10px;min-height:44px;padding:12px;display:flex}.photo-choice:has(input:checked){background:#f5f8ff;border-color:#2d6cdf}.photo-choice input{flex:none;width:18px;height:18px;margin-top:2px}.photo-choice__tag{margin-left:6px}.photo-confirmed__subtype{margin:8px 0 0}.photo-tier{min-width:0}.photo-lookup .result-card{overflow-wrap:anywhere;min-width:0}.photo-lookup__footer,.photo-expiry{margin:0}html:has(.photo-lookup .sticky-actions){scroll-padding-bottom:140px}