@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,d09GMgABAAAAAA4oAA4AAAAAHbQAAA3TAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAABmAAgRQIDgmcDBEICo1oijYBNgIkA14LMgAEIAWJAAeBHAyBHBvbGiMRdnO0IkRRkiYDgr9KsJ1NUAf2kILNxgUmgqIgq1P89vcbIcmsQbRps3vCcXdYOKSWEPEKgZgQkprQQsxIXUgq0DqpGKmIvrgkeVGtEQD9DzAO29fM9jYhxZEsL2FeURH2JN4MIcTdO049NCVdxQ/w9NrSYFEBKTDKpLKfNkCGDc1RwjZLQcm3vqJ2UW9Xfa3tgAHz6ivp6vgC2yD4/6352ndnN0X0TL7seypkjZlMsjmZnf0Mm5Q+JykRWQBKCVCVPbARPXWyQtb5VgLB6Biq7/Uixcj2WGqdI8tGSgkuRG+t910GKP2D7AQH0DB9FMDW/obJZ8giFI3Wg8Cvevz0M+5m0rTh7XDBlvo9Y4vm13EXmfttwI4mBo1EG15fxJhUiCLbiiyCf/ZA6MFAhg3pGIZGdGIVjtPn6UcMk9A/UUr9PhoNsCENw1APAq0gpH73e+M+0ueyHbabc3vkbcdtzcf/fiy+NxQEjf9ud/ELBHAXJ0nk4z+MXH2Ev/kWyV4k7SkvpPc9Qr38F6RPWnM9cN6DJ0AdD1BhtgABtmoRoFCvPsBAumNm6soZG2Gk5GyVTo2sJncSyp0jQTYoR6WDvTwaaEcHsxHfvuWhHA3a6bN7twRKtcGok6NsCi7jYRrM2jExsUFMxMQYuJbMhuWNOumEJy9hi29Dmg5zMp/A5+hhPG19j1vBrq8JTLr8ki5VLPmG/PynJHVul440bxg5xuymHUFPBshC+nA9I1FmwbRBTNHAcik3Oae0cxKoI3MOriM42UrPe51nsaGxJ+WfXubAsP84aabUlQSJ1IiE0iPETLUU4CATgfXSCSpuRFRmCGbO+wSpAnzaeaCYW1VNEysRtuXCEL1kUFUbbtMv3Tilt/1c11jt3Q5bbMa84cpWipp8Elw3MZhOHsOlwwVUQM3lAR35JiFQbaYCRnMF2lxAWoOg2gyoIV4PouX8HytNIfLhqpJtXB4vjiViUI8IJ7bkC4ikkQvKksnOTKICwnqWSZ9YS5f0WCxmpgjbIq7EJcM4aI2nmhLNY2JIUgOjXZFWBHb+x5oh6cwb0Tv1ackHdKi0I9OO2wE9aogIOn540CCCziyhN+IaejtgAONKznHlHyutPrHGwCx9S6B8kfS4Mfi4Eyv7OU730bT1SCBjt834cXsf43zVjPUqqJjgrjeGnBxSG4aYAKFuVbeCfkDIjAqMb6yLNIbCuvXhMH2/+k2vkNpkORhR59N1CkzoOENvneIosjYmuTxlhUzaGEJQ/iWqx4dmwpmKjrwTiTGTCVozNAYqk/zXOndWxuWSmJkQpJw3pK5KX6QrLt5LATMqpmPAQhkhK6PUjzHUn7E0gHE0kPE0iKkolgkUx9SZmVAdDgpffdyJKg3k7VmzYGCwVXGz/tXmkOIp+vcWs+EMuhhvN0h9uhfzWJziBQmCREGSIFmQIkgVpAnSBRmC//6hkLZwaVhwxlrJSOdqlFtOYxlau9F2QN5Y98xmIAsiM1HVp2VFX+DHHGg6Ecjh3vmqtidX3qHI2qycTk/iwxSt5UzTmEP92ZBnEWTk4Mx8Mpl78ZDokxg/KWb+Q0QkvdKVmq3TMW+RXEgrsziSAfNXFMhDc60N5N9jQzjfO0kBKpUZl0ZmwJ41j/B9Hz6wmRaJB84niNmQrzp9eSlQCDDzazGDdVi3P36VZQ+Jy4f9UBNp+3zTjqI4abaFAm+GShVaXlsGdF3FYzZcDI6cori4kMxUECl9IjJZpzkvitAoxKue+90pDMvcKRxLl53TmOKCmV/xRolNKSqqUxc6LStOETmFOiLZZptlZepcKiAzteG8PEdpnQpbOMNcMsR4RR2Bs0cKFEvSmIjAFcnarqwUL4lDhHmnVkwu1IwshbiCcgvOheZuYyOteufZZwlcTlLgnZ3o/WcYdzZHW/WGaqaVfmTZ1aWCceJjkbZqsfbkOtcFlUZM/jy+hXHDbaUobWqqXaeWobbLO99yG5N3U4wxco0rQGGcOLASFMXeJoham8M+/x6O2WywK2l4HGbq1CoUyC/IZikQhdq3SiuNrvAEj0AVu9x2x3lp/xWzahaxidezFVtdcb5uEnzyl0ZmYiuKI0exvCd4Xc9CV1KB0db00z92wDPde0kukbvZIWN6jUWFTmPIC/Y4UPCm8UfDTFZpZNon1qLFTkBhxzB+FjQRA2Q/YRJT8pQigslMaUpFyAG8TMlXigiqmAZX4xgijKjRlGpLE0GdplRfCaJo0JQaSxNBk6ZmMzcya0FmrcisDdn0Q3HI2sWSppYigmlM1XT/kLQZSNpMJG0WkjYbSZuDpM1F0uYhFc1HxU4m1QJjDK6iL0S5uSj5rgXc3RejEigtcRBtqYPQsiTskmO5vosV+q4VGIKbOkDg0jtRrq+Em1YloaTFar3EGr1EUC8R0kus1Uus00usL97ABr2BjXoDm/QGNhuWtMVBKOwg/i78lT7hBsAvDmwHc/ao3vmUbBmhjeYySZNWvGkfZAgISDSaDo1SVpzGDsAEkF8B+gEapViUoZgUWXcRIGFZNm6gWbAKk0bp0k1MHG9fLYtV4iS2SmLEQFARzRcnf9PUS0LVn05/J9MiRRBU3v2IrvW974v4N00L7ZMk0wXP1409CHo/an8zTRHD3eSJ6m8D4YMkZNl3M79sqeuAsr/m3f+8/yl7A50aiAEJgeBeMWzu7ui9UfUBCe2TIqZIoOd/3/udRBOQidQZUERzb2/VwZN1H/Sju82ew2H2Wfr6qvfVf3hqwDvAIpkQVFy4B9Pe9e4/XvPeceu7h3dvO56iJPf0+A6cqA2ip18ER+iFgggiuOkvj24bby0N9j2UHIkgqIt+sVgfodC4YghLSMjSZbH0VR/6dMDrYJeKHilKTemt6v6kvzvn3/RrdWtr0GoN/xL+Sex/cPYLUpepx9cz/D46UPU5KXgAQa+NDps1v6J3xP1i2HtaDB0M9aX2deA7SYff//+gUCovMmIK/qfsFcOk+4Y5ZN97XlG6zebqtMbKgeRFi51vnxTQYBUik2rS/Cn6PC8ADR8FGxsRPB82dzfND90gIcshOcYUkfjherBz53odpm6TP8txlwOZ71xmfHHOvq053qFF/MRlS3jP0ELudrf2OeN8DHvp6ZceLe8qKYvWz/7yp0u4dKPfli3CYq0O13Ih71mylJ80tOi10On8wi+F4+LWgDPeJ30msSQt9/vkmHq9/Lvo2b461mP801v3W4xTcs6CbvF9UDdrSt+A8OUbpSh55qAUFXWznBBfdeJ8a4d7ugT5tvxUza3h9m4H7ptTqiG4z0g5dc0X29OcGlhpGFMpQo9ytTS+NViZpNdvU4kWx+LKxNY10kQ1yqGXrhe4/1nvP7E+nd5A92TtaRplbHSqoIdOqtRWti+fkB5/n1+/VvCmz12pG1kpQWsfi1ftlBobm0bpngs16CHkbIwdLnParxtTV3QYRlfJ0KFskH7pdN/YDn+yRuSd7sNH3aO0DYPggk6uWuXrfOc+fa3VTxFVvKaNxHsiHmsXyCLIE5yuOeN3/Jdf8HBL/5M6shjyhxHx9BjB1O0+4NLOnjLLSxwO7ukN4jMbOIcD879KLSi6Pk61Oqm2377n8079PXEEQ7cy7OKEC9nbpet118fxweTafpt69x/Bt8UqGzNQt7aelpc44dn5cqhwf71+qKp/Zf/+a0zcizOUWpl/iBcSXip0pplkatCchoH5c5aUM8I7/dWxAej8WicPL1URFZ9BDJelUwEwTkGqUhgSlydVes95YdXvhh9Gfz/aeFWvgVb4tuLbcv4+wLdutVZv/cUonwBD/6eDlE0aSiKK/uoH3+J1wDE/jMVqY2ysGufN84oIXB0sPzy8ollX/LegY74DgJXJR57sn+VGza0x3DnuIgABFM15LmajjjsNlYj+JEZGbuRYcAMOWxFkPN2w6Wd46xo4gVWQR/X4lyI/R6K/YK0110GzudPRW7Y+UOBGTfNNzHeYT0fiH0taunBpq9HEW8OKSaBGj21L0MqenEmNRWBAWDWAk4CpNoEZJ2tTaPFgbQYj8HxtFilErs3BTRwT8uO1NXQaWfIotchmPkAF5mMBAliEmZiOGVgCG9LgRzpscMAOOwowlT3JhusdazXGSC/hxR3UlmWVwWHpOIKheqONvjyhSiTHIkVUco5bnji8m//zL7PKaT1Vl5I6UE609f+gkr6MZKVyKc7zJRmCahLsdlyA5fdQkRSan9LgnnLEyGSkaKJCJog0wAgvepWBt80+1yKln1bMVtCljfNWDueKLsWwaEbBSfSPTEmVRsUcYYMnEjcjeyCZzBXK9E9BYBXLKjOSpUDR+nEV3TFSUdQaz+ot98QxgXwx0GQ+EEUAKB2qZPkQQ0GqFD8UPFMqyaCHM24BZmSGic9EYMagKizOw9Hz50DMrDLrqqLkTAhplMictiCAx5S3BIUQdeJeLnBy2CNtMfz6cV4u8XKoFZQesbf9YZiIERiHjaNodDW6LgcirX/mPnJIkBGDUpTBhSa0EIr38D5hCIszhCM8URGBqImoWjpvpt1ebu/v3Gl3qJfMnNM+9V+kiRFyROTPHQWOcs1dNW94/ukKMPZBvDi55i5CttdeJz84DLngLqjcdwEZ87bFFR8CIG35OAkDVN6VRDZ7aq67NteYqZ2lpT8oYB2CytoBd6VuAx4WgiAsnuj3WohG+LugzXiQRDeM3XYXlULv4dp5VFYC) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.28"}.katex .katex-mathml{clip:rect(1px,1px,1px,1px);border:0;height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.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;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.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 .clap,.katex .llap,.katex .rlap{position:relative;width:0}.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;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.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:.8333333333em}.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:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.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:1.6666666667em}.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:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.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:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.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:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.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:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.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:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.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:.4166666667em}.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:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.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:.8333333333em}.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:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.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:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.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:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.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:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.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:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.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{display:inline-block;width:.12em}.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{display:inline-block;min-width:1px}.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;fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.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{border:.04em solid;box-sizing:border-box}.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{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;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{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.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{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}:root{font-family:Inter,Noto Sans SC,Microsoft YaHei,sans-serif;color:#213047;background:#f5f7fb;font-synthesis:none;font-size:14px;line-height:1.6;--accent: #4e61da;--border: #e6eaf1;--muted: #8290a3}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer;border:0;background:none;color:inherit;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:background .15s}button:disabled{cursor:not-allowed;opacity:.45}button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #abb7ff;outline-offset:2px}input,textarea,select{border:1px solid #dce2eb;border-radius:8px;background:#fff;padding:10px 12px;color:#213047;max-width:100%;min-width:0}textarea{resize:vertical;line-height:1.8}label{display:flex;flex-direction:column;gap:7px;font-weight:500;margin-bottom:18px}label small,.muted{color:var(--muted);font-weight:400;font-size:12px}h1,h2,h3,p{margin-top:0}h1{font-size:29px;letter-spacing:-.6px;margin-bottom:8px;line-height:1.4}h2{font-size:17px;margin-bottom:12px}h3{font-size:15px;margin-bottom:12px}p{margin-bottom:14px}small{font-size:12px}a{color:var(--accent);text-decoration:none}.primary,.secondary{padding:10px 18px;border-radius:8px;font-weight:600;white-space:nowrap}.primary{background:var(--accent);color:#fff;box-shadow:0 4px 8px #4e61da12}.primary:hover{background:#3e4fc1}.secondary{background:#fff;border:1px solid #dce2eb}.secondary:hover{background:#f1f4fa}.text-button{font-size:12px;color:#647396;padding:4px 0}.text-button:hover{color:var(--accent)}.button-row{display:flex;gap:10px}.eyebrow{font-size:11px;font-weight:600;color:#8591a6;letter-spacing:1.4px;margin-bottom:12px}.wordmark{display:flex;align-items:center;gap:9px;font-size:19px;font-weight:700;flex-wrap:wrap;line-height:1.3}.wordmark>svg{color:#8d9bff;width:29px;height:29px}.wordmark>span{display:block;width:100%;font-size:10px;color:#8a98b3;letter-spacing:4px;padding-left:38px;font-weight:400}.app-shell{min-height:100vh;display:flex}.sidebar{position:fixed;inset:0 auto 0 0;width:228px;background:#19253a;color:#d2daea;display:flex;flex-direction:column;padding:32px 20px 20px;z-index:20}.space-label{font-size:10px;letter-spacing:1px;color:#71809c;margin:43px 14px 15px}.sidebar nav{display:grid;gap:6px}.sidebar nav button{justify-content:flex-start;padding:12px 15px;border-radius:8px;color:#9eacc4;font-size:13px}.sidebar nav button span{flex:1;text-align:left}.sidebar nav button.active{color:#f8faff;background:#344264}.sidebar nav button.active svg{color:#b4c0ff}.sidebar nav button:hover{background:#27354e}.sidebar nav b{background:#6274de;color:#fff;font-size:10px;border-radius:5px;min-width:20px;padding:0 3px}.sidebar-note{margin:70px 12px 24px;color:#73839f;font-size:11px}.sidebar-note svg{margin-bottom:10px;color:#91a0bc}.sidebar-note strong{display:block;color:#adbad2;font-size:12px;margin-bottom:8px}.profile{border-top:1px solid #303c51;padding-top:20px;display:flex;gap:11px;align-items:center;margin-top:auto;font-size:12px}.profile>div:nth-child(2){flex:1}.profile strong,.profile small{display:block}.profile small{font-size:10px;color:#8091ad}.avatar{width:34px;height:34px;border-radius:50%;background:#3b4a6a;display:grid;place-items:center;color:#dbe2ff}.profile button{padding:4px;color:#9ba9c1}.app-shell>main{margin-left:228px;min-width:0;flex:1}.topbar{height:72px;background:#fff;border-bottom:1px solid var(--border);padding:0 38px;display:flex;justify-content:space-between;align-items:center;font-size:12px;color:#8290a3}.topbar>span,.top-actions{display:flex;align-items:center;gap:15px}.private-mark{display:flex;align-items:center;gap:6px;font-size:11px}.private-mark>span{width:6px;height:6px;border-radius:50%;background:#75ae9e}.workspace{max-width:1500px;margin:auto;padding:36px 38px 60px}.page-heading{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:30px}.page-heading p{font-size:12px;color:#8a95a7;margin:0}.page-heading h1 small{font-size:16px;color:#8d97a8;margin-left:8px}.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:28px}.stat-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:21px 23px;display:block;text-align:left}.stat-card>span{display:flex;align-items:center;gap:11px;font-size:12px;color:#7d8b9f}.stat-card svg{color:#8091cd}.stat-card>div{font-size:30px;font-weight:650;margin-top:13px;color:#25334c;letter-spacing:-.5px}.stat-card small{margin-left:9px;font-weight:400;font-size:11px;color:#98a2b2}.dashboard-grid{display:grid;grid-template-columns:1.65fr 1fr;gap:24px;margin-bottom:32px}.panel{background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden}.panel-heading{padding:21px 24px;display:flex;align-items:center;justify-content:space-between;gap:12px}.panel-heading h2{margin:0}.panel-heading>span{font-size:11px;color:var(--muted)}.job-row{width:100%;text-align:left;padding:17px 23px;border-top:1px solid #eef1f6;justify-content:flex-start;gap:14px}.job-row:hover{background:#fafbff}.file-icon{width:37px;height:43px;background:#f1f4fa;color:#91a1c0;border-radius:7px;display:grid;place-items:center;flex-shrink:0}.job-name{min-width:0;flex:1}.job-name strong{font-size:12px;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:420px}.job-name small{color:#a1aaba;font-size:10px;margin-top:2px;display:block}.job-row>svg{color:#aeb8c7}.badge{display:inline-flex;align-items:center;background:#f3f5f8;color:#8b97a9;padding:3px 8px;font-size:10px;border-radius:5px;white-space:nowrap}.badge.review{background:#fff5e6;color:#ae8247}.badge.running,.badge.queued{background:#edf0ff;color:#6c7cc7}.badge.failed{background:#fff0ef;color:#bb605b}.badge.confirmed{background:#ecf7f2;color:#649782}.quick-panel{border:1px solid #e2e6f3;border-radius:12px;padding:25px;background:linear-gradient(145deg,#f0f3fe,#f8faff);position:relative}.icon-box{display:grid;place-items:center;background:#e2e7fb;color:#6a7cc9;width:43px;height:43px;border-radius:12px;margin-bottom:17px}.quick-panel h2{font-size:21px;margin-bottom:8px}.quick-panel p{font-size:12px;color:#8b97af;line-height:1.9}.quick-panel>button{background:#fff;border:1px solid #dee4f4;padding:9px 14px;border-radius:7px;font-size:12px;color:#6a7bc6;margin:2px 0 17px}.steps{display:flex;flex-direction:column;gap:10px;color:#95a0b5;font-size:11px;border-top:1px solid #e1e6f3;padding-top:15px}.steps b{color:#a4afcf;margin-right:13px;font-size:10px;font-weight:500}.section-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.section-title h2{margin:0}.question-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:19px}.question-card{background:#fff;border:1px solid var(--border);border-radius:11px;padding:20px 23px 0;display:flex;flex-direction:column;min-width:0}.card-top{display:flex;justify-content:space-between;margin-bottom:15px}.tag{display:inline-block;color:#7d8fac;background:#f2f5fa;border-radius:4px;font-size:10px;padding:3px 7px}.question-card h3{font-size:14px;line-height:1.7;margin-bottom:10px}.question-summary{color:#66738a;font-size:12px;max-height:160px;overflow:auto}.tags{display:flex;flex-wrap:wrap;gap:6px;margin:15px 0 17px}.tags span{font-size:10px;color:#9ca5b5}.tags span+span:before{content:"·";margin-right:6px}.question-card footer{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #edf0f5;padding:13px 0;margin-top:auto}.basket-button{font-size:11px;border-radius:6px;padding:5px 10px;border:1px solid #e4e8f1;color:#7d8fab}.basket-button.selected{color:#6276bd;background:#eff3ff;border-color:#dfe6fc}.empty{padding:40px 25px;text-align:center}.empty>span{display:grid;place-items:center;margin:0 auto 15px;background:#f1f4fc;color:#a3b0d0;border-radius:50%;width:62px;height:62px}.empty h3{font-size:15px;font-weight:500;color:#6d7a91;margin:0 0 8px}.empty p{font-size:12px;color:#9ba5b7;max-width:300px;margin:0 auto 20px}.empty button{font-size:12px}.empty-inline{color:#99a4b6;font-size:12px;padding:25px;text-align:center;grid-column:1/-1}.filter-bar{display:flex;gap:16px;align-items:center;margin-bottom:24px}.segmented{background:#e9edf4;padding:4px;border-radius:8px;display:flex}.segmented button{font-size:12px;padding:7px 15px;border-radius:6px;color:#8b98ad;white-space:nowrap}.segmented button.selected{background:#fff;color:#536ac0;box-shadow:0 1px 4px #2735510a}.search-input{margin-left:auto;display:flex;align-items:center;gap:8px;background:#fff;border:1px solid #dfe5ee;border-radius:8px;padding:0 12px;max-width:340px;flex:1;color:#a0aabc}.search-input input{border:0;outline:none;width:100%;padding-left:0;font-size:12px}.filter-bar select{font-size:12px;padding:10px}.upload-panel{background:#fff;border:1px solid var(--border);border-radius:13px;padding:30px;max-width:900px;margin:0 auto 32px}.upload-intro{text-align:center;background:#fafbff;border:1px dashed #d5dded;border-radius:10px;padding:28px 20px;margin-bottom:24px}.upload-intro svg{color:#8b9ddd;margin-bottom:12px}.upload-intro h2{font-size:17px;font-weight:500}.upload-intro p{color:#96a1b6;font-size:12px;margin-bottom:0}.upload-panel label{font-size:12px}.file-picker{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-bottom:18px}.selected-files{list-style:none;margin:0 0 20px;padding:0}.selected-files li{display:flex;align-items:center;gap:10px;background:#fafbfe;border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin-bottom:8px}.selected-files li>svg{flex-shrink:0;color:var(--accent)}.selected-file-name{flex:1;min-width:0;overflow-wrap:anywhere;font-size:13px}.selected-file-size{color:var(--muted);font-size:12px;white-space:nowrap}.selected-files button{flex-shrink:0;font-size:12px;color:#b54b52;padding:6px;border-radius:5px}.selected-files button:hover:not(:disabled){background:#fff0f1}.upload-footer{display:flex;justify-content:space-between;align-items:center;gap:15px;border-top:1px solid var(--border);padding-top:20px}.upload-footer>span{font-size:11px;color:#96a1b2;display:flex;align-items:center;gap:7px}.imports-list{max-width:900px;margin:auto}.job-progress{display:flex;align-items:center;gap:18px;border:1px solid var(--border);padding:18px;border-radius:10px;background:#fff;margin-bottom:20px;font-size:12px;flex-wrap:wrap}.job-progress progress{flex:1;min-width:80px;max-width:260px;height:7px;accent-color:#7788d1}.info-note{font-size:12px;color:#8796ad;margin-bottom:20px}.basket-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:24px}.basket-list{display:grid;gap:16px}.basket-item{display:flex;flex-wrap:wrap;align-items:flex-start;padding:22px;background:#fff;border:1px solid var(--border);border-radius:10px;gap:18px}.basket-figure-layout{flex:0 0 100%;min-width:0;border-top:1px solid var(--border);padding-top:14px}.basket-figure-layout>summary,.handout-figure-sizes>summary{cursor:pointer;color:#535bdd;font-size:13px;padding:6px 0}.handout-figure-sizes>div{margin:14px 0}.basket-figure-preview{border:1px solid var(--border);border-radius:8px;padding:16px;margin:18px 0}.basket-figure-preview>strong{display:block;font-size:12px;color:#8390a7;margin-bottom:14px}.basket-figure-preview .math-text{font-size:14px;color:#344058}.basket-order{font-size:19px;color:#a7b3ca;line-height:1.3}.basket-item>div:nth-child(2){flex:1;min-width:0}.basket-item h3{font-weight:500}.basket-question-link{cursor:pointer;border-radius:4px}.basket-question-link:hover h3,.basket-question-link:focus-visible h3{color:#535bdd}.basket-question-link:focus-visible{outline:2px solid #535bdd;outline-offset:5px}.basket-edit-hint{color:#535bdd;font-size:12px;margin-left:12px}.basket-item .math-text{font-size:12px;margin-bottom:12px;color:#6d7b92}.order-actions{display:grid;gap:8px;color:#8b98b0}.order-actions button{padding:4px}.handout-config{align-self:start;padding:24px;position:sticky;top:24px}.handout-config label{font-size:12px}.checkbox{flex-direction:row;align-items:center;font-size:12px;gap:8px}.checkbox input{accent-color:var(--accent);width:15px;height:15px}.handout-config .primary{width:100%;font-size:12px}.handout-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:23px}.handout-card{display:block;background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px;text-align:left}.document-cover{height:150px;background:linear-gradient(130deg,#f4f5fa,#e9effa);border-radius:7px;margin-bottom:20px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#95a5c6}.document-cover span{font-size:10px;letter-spacing:2px}.handout-card h3{margin-bottom:4px}.handout-card p{color:#8d99af;font-size:11px}.handout-card small{display:flex;justify-content:space-between;color:#a0aabd;border-top:1px solid var(--border);padding-top:12px}.handout-open{display:block;width:100%;padding:0;text-align:left;border:0;background:transparent}.handout-delete{margin-top:12px}.danger-text{color:#b44d4d}.question-card footer{flex-wrap:wrap;gap:8px}.recycle-list{display:grid;gap:14px}.recycle-item{display:flex;align-items:center;gap:18px;padding:22px;border:1px solid var(--border);background:#fff;border-radius:10px}.recycle-item>svg{flex-shrink:0;color:#72819b}.recycle-item>div{flex:1;min-width:0}.recycle-item>.recycle-actions{flex:0 0 auto;display:flex;align-items:center;flex-wrap:wrap;gap:14px}.recycle-item h3{font-size:15px;font-weight:500;margin:8px 0;overflow-wrap:anywhere}.recycle-item p{font-size:12px;color:#77849b;line-height:1.7;margin:4px 0}.delete-backdrop{position:fixed;inset:0;background:#14213866;z-index:120;display:grid;place-items:center;padding:20px}.delete-dialog{width:min(100%,440px);padding:26px;border-radius:14px;background:#fff;box-shadow:0 15px 60px #14213833}.delete-dialog h2{font-size:19px}.delete-dialog p{font-size:13px;line-height:1.8;color:#69788e;margin:16px 0}.delete-dialog .delete-target-title{color:#344058;overflow-wrap:anywhere}.delete-dialog .button-row{justify-content:flex-end;margin-top:24px}.danger-primary{background:#b85252}.print-question-number{font-weight:600}.handout-toolbar{position:sticky;top:0;z-index:12;background:#f5f6fb;padding:16px 0;align-items:flex-start}.handout-toolbar .button-row{flex-wrap:wrap;justify-content:flex-end}.pptx-note{font-size:12px;margin:-8px 0 20px}.handout-question-tools{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:12px}.handout-question-tools .text-button{font-family:inherit;font-size:12px}.handout-document-fields{font-family:inherit;margin-bottom:25px;text-align:left}.handout-document-fields small{display:block;color:#77849b;line-height:1.7}.handout-question-columns{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:26px}.print-sheet.handout-editing{max-width:none;padding:30px}.handout-question-editor{max-height:70vh;overflow-y:auto;padding:16px;background:#f7f8fd;font-family:Noto Sans SC,sans-serif;font-size:13px;border:1px solid #e1e6ef;border-radius:8px}.handout-question-editor label{margin:16px 0}.handout-question-editor textarea{width:100%;min-width:0;line-height:1.6}.handout-question-editor small{color:#8491a6}.handout-question-preview{min-width:0}.handout-subquestion-edit{display:grid;grid-template-columns:48px minmax(0,1fr) 24px;gap:6px;margin:10px 0}.handout-subquestion-edit input{align-self:start;padding:9px 6px}.handout-edit-figures summary{cursor:pointer;padding:12px 0;font-weight:500}@media(max-width:1100px){.handout-toolbar{position:static;flex-wrap:wrap}.handout-toolbar .button-row{justify-content:flex-start}.handout-question-columns{grid-template-columns:1fr}.handout-question-editor{max-height:none}}@media(max-width:600px){.print-sheet.handout-editing{padding:16px}.handout-toolbar .button-row{gap:8px}.handout-toolbar button{padding:9px 11px}.handout-question-editor{padding:12px}}@media print{.handout-question-columns{display:block}.delete-backdrop{display:none!important}.print-sheet.handout-editing{padding:0}}@media(max-width:600px){.recycle-item{padding:16px;gap:10px;flex-wrap:wrap}.recycle-item>div{flex-basis:calc(100% - 40px)}.recycle-item>.recycle-actions{flex-basis:calc(100% - 40px);margin-left:32px}}.print-sheet{max-width:850px;background:#fff;margin:auto;padding:60px;box-shadow:0 5px 35px #2130470a;color:#222}.print-sheet>h1{text-align:center;font-size:23px;word-break:break-word}.sheet-meta{text-align:center;color:#697284;font-size:12px;margin:25px 0 45px}.print-question{margin-bottom:26px}.print-question h3{font-weight:600}.writing-space{height:65px}.answer{border-top:1px solid #e3e8ee;padding-top:12px;margin-top:15px;font-size:13px;color:#69788e}.answer small{display:block;color:#8c9ab0;margin-bottom:7px}.math-text{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.9}.display-math{display:block;overflow-x:auto;max-width:100%;margin:10px 0}.katex-display{margin:.5em 0!important}.math-error{color:#bc5157;background:#fff0ef;padding:3px}.inline-math{white-space:normal}.subquestion{display:flex;gap:10px;margin-top:12px}.subquestion>.math-text{min-width:0;flex:1}.subquestion>span{flex-shrink:0}.math-table-wrap{max-width:100%;overflow-x:auto;margin:12px 0;white-space:normal}.math-table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:inherit;line-height:1.6}.math-table th,.math-table td{border:1px solid #a5afbd;padding:7px 6px;height:36px;vertical-align:middle;overflow-wrap:anywhere}.math-table th{background:#f5f7fb;font-weight:500}.math-table-cell{max-width:100%;overflow-x:auto;white-space:pre-wrap;line-break:anywhere}.math-table-cell .display-math{margin:0}.math-table th .math-table-cell{white-space:normal;word-break:break-all}@media print{.math-table-wrap,.math-table-cell{overflow:visible}.math-table thead{display:table-header-group}.math-table tr{break-inside:avoid}.math-table th,.math-table td{border-color:#555;padding:5px 7px}}.option{padding-left:8px;margin:7px 0}figure{margin:15px 0}figure img{max-width:100%;max-height:280px;object-fit:contain}figcaption{color:#8b96a8;font-size:10px}.error{padding:13px 17px;background:#fff0ed;color:#ac5144;font-size:12px;border:1px solid #f3d5cd;border-radius:7px;margin-bottom:16px}.global-error{margin:18px 38px 0;display:flex;justify-content:space-between}.toast{position:fixed;top:23px;left:calc(50% + 114px);transform:translate(-50%);padding:12px 24px;background:#243851;color:#fff;box-shadow:0 4px 20px #17263a22;border-radius:8px;z-index:80;font-size:12px;display:flex;gap:10px;align-items:center}.editor-overlay{position:fixed;inset:0;background:#f4f6fa;z-index:60;display:flex;flex-direction:column}.editor-overlay>header{background:#fff;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;padding:15px 23px;gap:20px}.editor-overlay>header>div:first-child{display:flex;gap:15px;align-items:center}.editor-overlay>header strong{font-size:14px}.editor-overlay>header small{display:block;color:#96a1b6;font-size:10px}.editor-overlay>.error{margin:0;border-radius:0}.editor-columns{display:grid;grid-template-columns:34% 34% 32%;min-height:0;flex:1}.editor-columns>section{overflow-y:auto;padding:22px;border-right:1px solid var(--border);min-width:0}.pane-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.pane-heading h3{margin:0}.pane-heading select{padding:4px 8px;font-size:11px}.source-pane{background:#edf1f7}.source-pane>a{display:block;text-align:center;color:#9aa8bf;font-size:11px}.source-pane img{width:100%;height:auto;box-shadow:0 2px 8px #23345211;margin-bottom:10px}.edit-pane{background:#fff}.edit-pane label{font-size:12px}.edit-pane label small{font-size:10px;line-height:1.6}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field-row label{min-width:0}.review-note{border-left:3px solid #ddbc7d;padding:10px 13px;background:#fcf8f1;color:#a58c60;font-size:11px;margin-bottom:20px}.review-note p{margin:5px 0}.field-section{display:flex;align-items:center;justify-content:space-between;font-size:12px;margin:15px 0}.sub-edit{display:grid;grid-template-columns:50px minmax(0,1fr) 20px;gap:7px;align-items:start;margin-bottom:15px}.sub-edit input{padding:8px 4px;font-size:11px}.sub-edit textarea{font-size:12px}.figure-edit{padding:13px;border:1px solid var(--border);margin:15px 0;border-radius:7px}.figure-edit strong{font-size:12px}.bbox-fields{display:grid;grid-template-columns:repeat(4,1fr);gap:7px;margin-top:10px}.bbox-fields input{width:100%;padding:6px;font-size:11px}.bbox-fields label{font-size:10px;margin-bottom:8px}.preview-pane article{background:#fff;padding:23px;border:1px solid var(--border);border-radius:8px}.preview-pane h2{font-size:16px}.preview-pane .math-text{font-size:13px}.mobile-editor-tabs{display:none}.boot{min-height:100vh;display:grid;place-content:center;justify-items:center;color:#7e8caf}.auth{display:grid;grid-template-columns:1fr 1fr;min-height:100vh}.auth-intro{background:#19253a;color:#f4f6fd;display:flex;flex-direction:column;justify-content:space-between;padding:45px 11%}.auth-intro h1{font-size:43px;font-weight:500;letter-spacing:1px;line-height:1.55;margin:18px 0}.auth-intro .eyebrow{color:#7f90b0;letter-spacing:2px}.auth-intro p{color:#98a9c5;font-size:14px;line-height:2}.auth-intro>small{display:flex;gap:8px;align-items:center;font-size:11px;color:#7f90b0}.auth-math{padding:20px 0;margin-top:35px;color:#a9b8da;max-width:260px;border-top:1px solid #32405a}.auth-math .katex{font-size:1.8em}.auth-math span:not(.katex *){font-size:10px;letter-spacing:1px}.auth-form{display:grid;place-items:center;background:#fcfdff;padding:50px}.form-wrap{width:100%;max-width:350px}.form-wrap h2{font-size:28px;margin:6px 0 10px}.form-wrap>p{margin-bottom:30px}.form-wrap label{font-size:12px}.form-wrap label input{padding:12px}.large{width:100%;padding:13px;margin:4px 0 19px}.form-wrap>.text-button{display:flex;margin:auto;font-size:12px}@media(min-width:1500px){.dashboard-grid{grid-template-columns:1.8fr 1fr}.quick-panel{padding:30px}.question-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.editor-columns{grid-template-columns:36% 32% 32%}}@media(max-width:1100px){.sidebar{width:195px;padding:28px 15px 18px}.app-shell>main{margin-left:195px}.workspace{padding:28px}.topbar{padding:0 28px}.stat-card{padding:17px}.stat-grid{gap:12px}.dashboard-grid{grid-template-columns:1.5fr 1fr;gap:17px}.job-row{padding:15px}.job-row .badge{font-size:9px}.job-row>svg{display:none}.job-name strong{max-width:230px}.handout-grid{grid-template-columns:repeat(2,1fr)}.editor-columns{grid-template-columns:30% 38% 32%}.editor-columns>section{padding:14px}.preview-pane article{padding:15px}}@media(max-width:760px){.sidebar{inset:auto 0 0;width:auto;height:67px;padding:5px 10px;border-top:1px solid #314259}.sidebar .wordmark,.space-label,.sidebar-note,.profile{display:none}.sidebar nav{display:flex;justify-content:space-around;gap:0}.sidebar nav button{position:relative;flex-direction:column;padding:7px 6px;flex:1;min-width:0;gap:3px;border-radius:6px;font-size:9px}.sidebar nav button span{text-align:center}.sidebar nav b{position:absolute;top:3px;right:2px;min-width:15px;font-size:8px}.app-shell>main{margin-left:0}.topbar{height:57px;padding:0 18px;font-size:11px}.top-actions{gap:9px}.workspace{padding:25px 18px 90px}.page-heading{margin-bottom:23px;align-items:flex-start}.page-heading h1{font-size:24px}.page-heading .eyebrow{font-size:9px;letter-spacing:.5px}.page-heading p{font-size:11px;max-width:280px}.page-heading>.primary,.page-heading>.secondary{font-size:11px;padding:8px 10px;gap:4px}.page-heading svg{width:15px}.stat-grid{grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:20px}.stat-card{padding:15px 17px}.stat-card>span{font-size:11px;gap:9px}.stat-card>div{font-size:26px;margin-top:8px}.dashboard-grid{display:flex;flex-direction:column;gap:18px;margin-bottom:27px}.quick-panel{padding:23px}.quick-panel .steps{display:none}.quick-panel .icon-box{float:right}.quick-panel>button{margin-bottom:0}.quick-panel p br{display:none}.quick-panel h2{font-size:19px}.question-grid{grid-template-columns:1fr;gap:15px}.question-card{padding:18px 20px 0}.job-row{padding:15px 18px}.job-name strong{max-width:190px}.job-row .badge{font-size:9px}.panel-heading{padding:18px}.section-title h2{font-size:15px}.section-title .text-button{font-size:10px}.filter-bar{flex-wrap:wrap;gap:12px}.segmented{width:100%}.segmented button{flex:1}.search-input{margin-left:0;max-width:none;flex:1;min-width:0}.filter-bar select{max-width:110px}.upload-panel{padding:20px}.upload-intro{padding:25px 12px}.upload-intro h2{font-size:15px}.upload-footer{flex-direction:column;align-items:flex-start}.upload-footer button{width:100%}.basket-layout{display:flex;flex-direction:column}.basket-item{padding:18px 14px;gap:12px}.handout-config{position:static;width:100%}.handout-grid{grid-template-columns:1fr 1fr;gap:13px}.handout-card{padding:12px}.document-cover{height:115px}.handout-card h3{font-size:12px}.handout-card small{font-size:9px}.print-sheet{padding:24px 18px}.print-sheet>h1{font-size:20px}.print-sheet .math-text{font-size:13px}.page-heading .button-row{flex-direction:column}.toast{left:50%;top:10px;width:max-content;max-width:90%;font-size:11px;padding:10px 18px}.global-error{margin:10px 18px 0}.editor-overlay>header{padding:12px;gap:5px;align-items:flex-start}.editor-overlay>header>div:first-child{gap:5px}.editor-overlay>header small{display:none}.editor-overlay>header strong{font-size:12px}.editor-overlay .button-row{gap:6px}.editor-overlay .button-row button{padding:7px 9px;font-size:10px}.editor-overlay .button-row svg{display:none}.mobile-editor-tabs{display:flex;background:#fff;border-bottom:1px solid var(--border);padding:8px;gap:10px}.mobile-editor-tabs button{flex:1;font-size:12px;padding:5px}.editor-columns{display:block;overflow:hidden}.editor-columns>section{display:none;height:100%;padding:20px}.editor-columns>section.mobile-active{display:block}.source-pane img{max-width:600px}.editor-overlay .preview-pane article{padding:23px}.auth{display:block}.auth-intro{padding:25px}.auth-intro>div:nth-child(2),.auth-intro>small{display:none}.auth-intro .wordmark{font-size:18px}.auth-form{padding:36px 28px 60px}.form-wrap{max-width:400px}.form-wrap h2{font-size:26px}}@page{size:A4;margin:18mm 20mm}@media print{body,:root{background:#fff;color:#000}.no-print,.sidebar,.toast,.global-error,.editor-overlay{display:none!important}.app-shell{display:block}.app-shell>main{margin:0}.workspace{max-width:none;padding:0}.print-sheet{box-shadow:none;max-width:none;padding:0}.print-question{break-inside:avoid}.print-question .display-math{overflow:visible}.print-question figure{break-inside:avoid}.print-question h3{break-after:avoid}.print-question .answer{color:#333}.writing-space{height:25mm}.sheet-meta{margin-bottom:10mm}}.choice-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 22px;margin:18px 0}.choice-option{display:flex;align-items:flex-start;gap:8px;min-width:0;break-inside:avoid}.choice-label{padding-top:3px;font-size:13px}.choice-content{min-width:0;flex:1}.choice-content figure{margin:0}.choice-content figure img{display:block;width:auto;max-width:100%;max-height:220px}.missing-choice{color:#a56742;font-size:12px}.source-actions{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.source-actions small{width:100%;color:#778497}.source-canvas{position:relative;-webkit-user-select:none;user-select:none}.source-canvas img{display:block;width:100%;height:auto;margin:0;max-width:none}.source-canvas.is-cropping{cursor:crosshair;touch-action:none}.crop-rectangle{position:absolute;border:2px solid #545ee3;background:#646fe328;pointer-events:none;box-sizing:border-box}.crop-rectangle span{position:absolute;top:-24px;left:-2px;background:#545ee3;color:#fff;font-size:11px;padding:2px 6px;white-space:nowrap}.crop-instruction{padding:10px 14px;background:#edf0ff;color:#404b8e;font-size:12px;line-height:1.6}.source-pane .crop-instruction{margin-bottom:10px}.source-open{display:block;text-align:center;padding:10px;font-size:12px;color:#596ca0}.figure-status{padding:7px 20px;background:#fcf8f1;color:#927239;font-size:12px}.figure-summary{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;margin-top:22px;font-size:12px}.figure-thumbnail{display:block;max-width:100%;max-height:210px;object-fit:contain;margin:12px auto}.figure-edit>.secondary{width:100%}@media(max-width:600px){.choice-options{grid-template-columns:1fr}.figure-status{font-size:11px}}@media print{.choice-options{grid-template-columns:repeat(2,minmax(0,1fr))}.choice-option{break-inside:avoid}}.figure-size-shortcut{display:flex;align-items:center;gap:16px;padding:10px 24px;background:#f0f2ff;color:#44519b;flex-wrap:wrap}.stem-figures-grid{display:grid;align-items:end;gap:18px clamp(8px,2vw,18px);margin:18px 0;break-inside:avoid}.stem-figures-grid .stem-figure{min-width:0;margin:0;text-align:center}.stem-figures-grid img{display:block;margin:0 auto}.stem-figures-grid figcaption{margin-top:5px;overflow-wrap:anywhere}.figure-layout-settings{padding:14px;margin:20px 0;border:1px solid #dce2f8;border-radius:9px;background:#f6f8ff;scroll-margin-top:12px}.figure-layout-settings>strong{font-size:13px}.figure-layout-modes{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 10px}.figure-layout-modes .secondary{padding:7px 10px;font-size:12px}.figure-layout-modes [aria-pressed=true]{color:#fff;background:#535bdd;border-color:#535bdd}.figure-layout-settings>small{display:block;color:#6b7590;font-size:11px;line-height:1.7}.figure-layout-settings>label{margin:14px 0}.figure-layout-order{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:8px}.figure-order-item{min-width:0;padding:8px;border:1px solid #e3e7f2;border-radius:6px;background:#fff}.figure-order-item>img{width:100%;height:70px;object-fit:contain}.figure-order-item>span{display:block;font-size:12px;margin:6px 0;overflow-wrap:anywhere}.figure-order-item>div{display:flex;justify-content:space-between;flex-wrap:wrap;gap:4px}.figure-order-item .text-button{font-size:11px;padding:5px 0}.figure-order-item button:disabled{opacity:.4;cursor:default}.figure-size-shortcut span{flex:1;font-size:13px}.figure-edit{scroll-margin-top:12px}@media(max-width:700px){.figure-size-shortcut{gap:8px;padding:10px 16px}.figure-size-shortcut span{min-width:180px}}.figure-size-control{margin:14px 0;padding:14px;border:1px solid #dce2f8;border-radius:9px;background:#f6f8ff}.figure-size-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}.figure-size-heading strong{font-size:13px}.figure-size-heading output{color:#535bdd;font-size:13px;font-variant-numeric:tabular-nums}.figure-size-inputs{display:flex;align-items:center;gap:12px;margin:14px 0 10px}.figure-size-inputs input[type=range]{flex:1;min-width:0;width:100%;padding:0;height:28px;cursor:ew-resize;accent-color:#535bdd}.figure-size-number{display:flex;flex-direction:row;align-items:center;gap:5px;margin:0!important;flex:0 0 94px}.figure-size-number input{min-width:0;width:72px;padding:8px}.figure-size-presets{display:flex;align-items:center;flex-wrap:wrap;gap:7px;margin-bottom:10px}.figure-size-presets .secondary{padding:5px 9px;min-height:32px;font-size:12px}.figure-size-presets [aria-pressed=true]{background:#535bdd;color:#fff;border-color:#535bdd}.figure-size-control>small{display:block;color:#6b7590;font-size:11px;line-height:1.7}.figure-size-control>.text-button{margin-top:9px}.figure-size-mobile-preview{display:none}@media(max-width:760px){.figure-size-mobile-preview{display:block;margin-top:14px;background:#fff;padding:12px;border-radius:6px}.figure-size-mobile-preview>small{display:block;color:#6b7590;margin-bottom:10px}.figure-size-mobile-preview img{display:block;max-width:100%;max-height:220px;object-fit:contain}}.inline-source-summary{cursor:text;border-radius:6px}.inline-source-summary:focus-visible{outline:2px solid #5963de;outline-offset:5px}.inline-source-summary .math-text{max-height:145px;overflow:hidden}.inline-edit-invitation{display:inline-flex;align-items:center;gap:5px;color:#6573a0;font-size:12px;margin-top:12px}.inline-source-summary:hover .inline-edit-invitation{color:#535bdd}.question-card:has(.inline-source-question.is-expanded){grid-column:1 / -1}.question-card:has(.inline-source-question.is-expanded)>footer>button:first-child{display:none}.basket-inline-question{flex:1;min-width:0}.inline-source-toolbar,.inline-source-footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin:8px 0 18px}.inline-source-toolbar>span{color:#8490a5;font-size:12px}.inline-source-toolbar button{font-size:12px}.inline-source-toolbar .primary{padding:8px 12px}.inline-question-title,.inline-handout-title{width:100%;border:1px solid transparent;background:transparent;color:#26364c;padding:6px 0;font-size:18px;font-weight:500;margin:0 0 18px}.inline-handout-title{font-size:26px;text-align:center;font-weight:600}.inline-question-title:hover,.inline-handout-title:hover{border-bottom-color:#d5daf0}.inline-question-title:focus,.inline-handout-title:focus{border-color:#777fe0;outline:none;background:#fafbff}.inline-question-body{color:#26364c;font-size:15px;line-height:1.9}.inline-question-body .rich-field{flex:1;min-width:0}.inline-question-body .subquestion{margin-top:12px}.inline-question-body .choice-options{gap:12px 22px}.rich-field{position:relative;margin:5px 0}.rich-field-preview{cursor:text;border-radius:4px;padding:4px 5px;margin:0 -5px;min-height:30px}.rich-field-preview:hover{background:#f4f6ff;box-shadow:0 0 0 1px #dfe4fa}.rich-field-preview:focus-visible{outline:2px solid #7a82dd}.rich-field-preview .math-text{color:inherit;font-size:inherit}.rich-placeholder{color:#9aa4b7;font-size:13px}.rich-input-wrap{position:relative;background:#fff;border-radius:5px;box-shadow:0 0 0 1px #858de3;padding:4px 5px;margin:0 -5px}.rich-tools{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:5px 8px;margin:-4px -5px 6px;background:#f3f5ff;border-radius:5px 5px 0 0;font-size:12px;color:#596593}.rich-tools span{color:#8b96b0;margin-right:auto}.rich-tools button{color:#535bdd;font-size:12px}.rich-numbered-input{display:flex;align-items:baseline;gap:4px}.rich-numbered-input>div{flex:1;min-width:0}.rich-math-input{outline:none;min-height:32px;color:#26364c;white-space:pre-wrap;overflow-wrap:break-word}.rich-math-input p{margin:0;min-height:1.8em}.rich-math-input .tiptap-mathematics-render{cursor:pointer;border-radius:3px}.rich-math-input .tiptap-mathematics-render:hover{background:#e8ecff}.rich-math-input .block-math{display:block;text-align:center}.rich-math-input table{border-collapse:collapse;table-layout:fixed;width:100%;margin:8px 0;font-size:14px}.rich-math-input th,.rich-math-input td{position:relative;border:1px solid #9eabc0;padding:7px 9px;min-width:40px;vertical-align:middle}.rich-math-input th{background:#f4f6fa;font-weight:500}.rich-math-input .selectedCell:after{background:#dfe5ff88;position:absolute;inset:0;content:"";pointer-events:none}.rich-math-input .tableWrapper{overflow-x:auto}.formula-popover{position:relative;z-index:3;padding:14px;margin-top:10px;background:#fff;border:1px solid #d4daee;border-radius:8px;box-shadow:0 5px 22px #22335515}.formula-popover label{display:block;font-size:12px;color:#71809a}.formula-popover input{width:100%;padding:9px;border:1px solid #d9deec;border-radius:5px;margin:5px 0;font-family:monospace}.formula-popover .button-row{justify-content:flex-end}.inline-layout-tools{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12px;color:#8d98ad;margin:8px 0}.inline-layout-tools button,.inline-layout-tools select{font-size:12px;border:1px solid #e4e8f1;border-radius:5px;padding:3px 7px;color:#65728b;background:#fff}.inline-layout-tools button[aria-pressed=true]{background:#f0f2ff;border-color:#ccd2f7;color:#535bdd}.figure-canvas-wrap{min-width:0;margin:9px 0}.figure-canvas-tools{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;font-size:11px;color:#8793ad}.figure-canvas-tools span{display:inline-flex;align-items:center;gap:4px}.figure-canvas-tools button{font-size:11px}.figure-canvas{position:relative;width:100%;min-height:24px}.is-editable>.figure-canvas{border-radius:5px;background-image:radial-gradient(#d9dfef 1px,transparent 1px);background-size:16px 16px;background-color:#fafbfe}.figure-canvas .canvas-figure{position:absolute;margin:0;display:block}.figure-canvas .canvas-figure img{display:block;width:100%;height:auto;max-width:none;max-height:none;margin:0;background:#fff}.is-editable .canvas-figure img{cursor:move;touch-action:none;-webkit-user-select:none;user-select:none}.canvas-figure.is-selected img{outline:2px solid #646ee0}.canvas-figure img:focus-visible{outline:2px solid #646ee0}.figure-canvas .canvas-figure figcaption{display:block;margin-top:3px;color:#8d98ac;font-size:11px;line-height:1.3}.figure-resize-handle{position:absolute;right:-6px;top:calc(100% - 7px);width:15px;height:15px;padding:0;border:2px solid white;border-radius:3px;background:#626ddd;box-shadow:0 0 0 1px #626ddd;cursor:nwse-resize;touch-action:none;z-index:2}.canvas-figure:has(figcaption) .figure-resize-handle{top:calc(100% - 24px)}.figure-move-indicator{position:absolute;top:2px;left:2px;display:flex;background:#fff;padding:2px;color:#737dba;pointer-events:none}.figure-dimensions{position:absolute;right:0;top:-22px;color:#535bdd;font-size:11px;padding:1px 4px;background:#fff;line-height:18px;pointer-events:none}.inline-handout-sheet .handout-question-tools{justify-content:flex-end}.inline-handout-sheet .handout-question-tools>span{font-size:11px;color:#9aa4b7;margin-right:auto}.print-only{display:none}@media(max-width:600px){.rich-tools{gap:10px}.inline-source-toolbar .button-row{gap:8px}.inline-source-question.is-expanded .inline-question-title{font-size:16px}.inline-question-body{font-size:14px}.inline-question-body .choice-options{grid-template-columns:1fr}.inline-handout-title{font-size:21px}.figure-canvas-tools{font-size:10px}}@media print{.print-only{display:block}.inline-handout-title{display:none}.rich-field-preview,.rich-input-wrap{padding:0;margin:0;box-shadow:none;background:transparent}.is-editable>.figure-canvas{background:transparent}.canvas-figure.is-selected img,.canvas-figure img:focus-visible{outline:none}.inline-layout-tools,.inline-source-toolbar,.inline-source-footer,.inline-edit-invitation{display:none}.inline-question-body .choice-options{grid-template-columns:1fr 1fr}}.inline-version-switch{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;align-items:center;font-size:12px;margin-bottom:20px;color:#8b97ad}.inline-version-switch label{display:flex;align-items:center;gap:6px}.inline-version-switch input[type=checkbox]{width:auto;margin:0;flex:0 0 auto}.inline-version-switch label{flex-direction:row;white-space:nowrap}.canvas-figure.is-selected{z-index:3}.figure-resize-handle,.figure-move-indicator{opacity:0}.canvas-figure:hover .figure-resize-handle,.canvas-figure:hover .figure-move-indicator,.canvas-figure:focus-within .figure-resize-handle,.canvas-figure.is-selected .figure-resize-handle,.canvas-figure.is-selected .figure-move-indicator{opacity:1}.is-editable:not(:hover)>.figure-canvas:not(:has(.is-selected)){background:transparent}@media(max-width:600px){.handout-toolbar>.button-row,.inline-source-toolbar>.button-row,.formula-popover>.button-row{flex-direction:row;flex-wrap:wrap;align-items:center;gap:6px}.handout-toolbar>.button-row{width:100%;justify-content:flex-start}.handout-toolbar>.button-row button{padding:7px 9px;font-size:12px}.handout-toolbar>.button-row>.text-button{padding:7px}.handout-toolbar{gap:12px}}.inline-question-body .choice-option{position:relative;padding-right:20px}.inline-question-body .subquestion{align-items:flex-start}.inline-remove{flex-shrink:0;color:#a0aabd;padding:7px 2px;opacity:0}.choice-option>.inline-remove{position:absolute;right:0;top:4px}.choice-option:hover>.inline-remove,.subquestion:hover>.inline-remove,.inline-remove:focus-visible{opacity:1}.inline-remove:hover{color:#d96565}.inline-subquestion-number{width:3.5em;min-width:0;padding:5px 0;margin-top:5px;border:1px solid transparent;background:transparent;font:inherit;color:inherit}.inline-subquestion-number:hover,.inline-subquestion-number:focus{border-color:#d3d9ed}.inline-content-tools{display:flex;gap:18px;margin:12px 0;color:#8996b0}.inline-content-tools button{display:inline-flex;align-items:center;gap:3px;font-size:12px}.inline-content-tools button:hover{color:#535bdd}@media(hover:none){.inline-remove{opacity:1}}@media print{.inline-question-body .choice-option{padding-right:0}}.handout-list-tabs{display:flex;gap:10px;margin:0 0 22px}.handout-list-tabs button{border:1px solid #e0e5f0;border-radius:7px;padding:9px 16px;color:#6b7890;background:#fff}.handout-list-tabs button.selected{border-color:#bac1f2;color:#535bdd;background:#eff1ff}.delete-backdrop{grid-template-columns:minmax(0,1fr)}.delete-dialog{justify-self:center;min-width:0;max-height:calc(100dvh - 40px);overflow:auto;overflow-wrap:anywhere}.delete-dialog .button-row{flex-wrap:wrap}@media(max-width:600px){.delete-dialog{padding:22px}.delete-dialog .button-row{flex-direction:column;align-items:stretch}}.library-layout{display:grid;grid-template-columns:235px minmax(0,1fr);gap:22px;align-items:start}.library-files{position:sticky;top:20px;padding:16px 12px;background:#fff;border:1px solid var(--line, #e2e8f0);border-radius:12px;min-width:0}.library-files h2{display:flex;align-items:center;gap:8px;font-size:14px;margin:0 6px 14px}.library-files h2 small{margin-left:auto;color:#8492a8;font-weight:400}.library-files>input{width:100%;margin-bottom:12px;font-size:12px}.library-file-list{max-height:calc(100vh - 240px);overflow-y:auto}.library-file-list>button{display:flex;width:100%;align-items:flex-start;gap:8px;padding:12px 8px;background:transparent;border:0;border-radius:7px;text-align:left;color:#506078}.library-file-list>button.selected{background:#eef0ff;color:#504ad9}.library-file-list svg{flex-shrink:0;margin-top:2px}.library-file-list span{flex:1;min-width:0;overflow-wrap:anywhere;line-height:1.5}.library-file-list small{display:block;font-size:10px;margin-top:4px;color:#8994a6}.library-file-list b{font-size:11px;padding-top:2px}.library-results{min-width:0}.library-filter-panel{border:1px solid #e3e8f2;background:#fff;border-radius:12px;padding:20px;margin-bottom:20px}.library-filter-heading{display:flex;align-items:start;gap:12px;justify-content:space-between;margin-bottom:18px;font-size:14px}.library-filter-heading strong{overflow-wrap:anywhere;min-width:0}.library-filter-heading>span{color:#8994a6;font-size:12px;white-space:nowrap}.library-filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.library-filters label{display:flex;flex-direction:column;gap:7px;font-size:12px;color:#66768c;min-width:0;margin:0}.library-filters label.library-search{grid-column:span 2}.library-filters input,.library-filters select{width:100%;min-width:0;font-size:12px;height:39px}.library-filters .search-input{width:100%;min-width:0}.library-filters .search-input input{height:37px}.library-tag-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}.library-tag-chips button{border:0;background:#f3f5fa;border-radius:5px;padding:5px 9px;color:#67758a;font-size:11px}.library-tag-chips button.selected{background:#eeedff;color:#5750d4}.library-tag-chips small{margin-left:7px;opacity:.7}.library-filter-footer{display:flex;justify-content:space-between;gap:12px;margin:16px 0 10px}.library-filter-panel>small{display:block;font-size:11px;line-height:1.7}.library-question-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.library-question-grid.is-loading{opacity:.5;pointer-events:none}.library-pagination{display:flex;justify-content:center;align-items:center;gap:20px;margin:28px 0;font-size:12px}.question-metadata{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:12px 0;font-size:11px}.type-badge{background:#f1f4f8;color:#66768b;padding:4px 8px;border-radius:4px}.difficulty-stars{color:#c28823;font-size:15px;letter-spacing:2px}.classification-editor{display:flex;flex-wrap:wrap;gap:12px 20px;border:1px solid #e6eaf2;background:#f9fafc;padding:12px;border-radius:8px;margin:12px 0;min-width:0}.classification-editor>label{display:flex;flex-direction:column;gap:6px;margin:0;font-size:12px;min-width:100px}.classification-editor select{font-size:12px;padding:7px 10px}.difficulty-editor{font-size:11px;color:#738198}.star-buttons{display:flex;align-items:center;flex-wrap:wrap;margin-top:5px}.star-buttons>button:not(.text-button){color:#bac3d0;border:0;padding:3px;font-size:25px;background:transparent;line-height:1.2}.star-buttons>button.active:not(.text-button){color:#c28823}.star-buttons>button:focus-visible{outline:2px solid #6b66e8}.star-buttons .text-button{font-size:11px;margin-left:8px}.classification-reason{flex-basis:100%;color:#8591a3;font-size:11px;line-height:1.6}.question-ai-tools{padding:10px 0;margin-bottom:12px;border-bottom:1px solid #e9ecf4}.question-ai-tools .button-row{flex-wrap:wrap}.question-ai-tools p{font-size:12px;margin:8px 0 0}@media(max-width:1300px){.library-question-grid{grid-template-columns:minmax(0,1fr)}.library-layout{grid-template-columns:205px minmax(0,1fr);gap:16px}}@media(max-width:760px){.library-layout{grid-template-columns:minmax(0,1fr)}.library-files{position:static}.library-file-list{max-height:190px}.library-filter-panel{padding:14px}.library-filters{grid-template-columns:repeat(2,minmax(0,1fr))}.library-filters label.library-search{grid-column:span 2}.library-pagination{gap:8px;flex-wrap:wrap}}