@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;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.18.4"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.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;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 .katex-vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .katex-thinbox{display:inline-flex;flex-direction:row;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 .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{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.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;display:inline-block;width:100%}.katex .katex-hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.katex-root{margin-left:.2777777778em;margin-right:-.5555555556em}.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:.8333333333em}.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:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.3333333333em}.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:1.6666666667em}.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:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.8571428571em}.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:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.5542857143em}.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:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.8888888889em}.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:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.3333333333em}.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:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.7644444444em}.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:.4166666667em}.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:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.6666666667em}.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:.8333333333em}.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:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.5555555556em}.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:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.8333333333em}.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:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.8333333333em}.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:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.8331726133em}.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:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.8336012862em}.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{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 .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{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;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{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}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .katex-stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .katex-stretchy:after,.katex .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 .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>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}:root{--bg: #f4f6f8;--panel: #ffffff;--panel-2: #eef1f4;--text: #1c2430;--muted: #5b6875;--border: #d5dce3;--accent: #0f7d5c;--accent-soft: #e0f2ec;--accent-contrast: #ffffff;--good: #1a7f37;--warn: #9a6700;--bad: #cf222e;--radius: 12px;--radius-sm: 8px;--shadow: 0 1px 3px rgba(16, 24, 40, .08);--focus: 0 0 0 3px rgba(15, 125, 92, .35)}[data-theme=dark]{--bg: #0d1117;--panel: #161b22;--panel-2: #1c232d;--text: #e6edf3;--muted: #94a0ad;--border: #2d333b;--accent: #2dd4a7;--accent-soft: #12362e;--accent-contrast: #07130f;--good: #3fb950;--warn: #d29922;--bad: #f85149;--shadow: 0 1px 3px rgba(0, 0, 0, .4);--focus: 0 0 0 3px rgba(45, 212, 167, .35)}[data-bg] body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none;transition:background .4s ease}[data-bg=aurora] body:before{background:radial-gradient(60% 50% at 15% 0%,rgba(45,212,167,.16),transparent 60%),radial-gradient(50% 45% at 90% 10%,rgba(88,166,255,.14),transparent 60%)}[data-bg=sunset] body:before{background:radial-gradient(55% 45% at 85% 0%,rgba(255,166,87,.18),transparent 60%),radial-gradient(45% 40% at 10% 5%,rgba(255,99,132,.12),transparent 60%)}[data-bg=forest] body:before{background:radial-gradient(60% 50% at 20% 0%,rgba(63,185,80,.15),transparent 60%),radial-gradient(45% 40% at 90% 15%,rgba(184,230,46,.08),transparent 60%)}[data-bg=ocean] body:before{background:radial-gradient(60% 50% at 50% 0%,rgba(88,166,255,.16),transparent 65%)}[data-bg=lavender] body:before{background:radial-gradient(55% 45% at 80% 0%,rgba(188,140,255,.15),transparent 60%),radial-gradient(40% 40% at 10% 10%,rgba(255,255,255,.06),transparent 60%)}button,select,input,textarea{color:inherit}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}:focus-visible{outline:none;box-shadow:var(--focus);border-radius:6px}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation:none!important;transition:none!important}}h1,h2,h3{margin:0;line-height:1.25}h1{font-size:26px;letter-spacing:-.02em}h2{font-size:18px}p{margin:0}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:var(--radius-sm);padding:8px 14px;font-size:14px;font-weight:500;cursor:pointer;transition:background .15s,border-color .15s,transform .05s;min-height:38px}.btn:hover{background:var(--panel-2)}.btn:active{transform:translateY(1px)}.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-contrast)}.btn.primary:hover{filter:brightness(1.08);background:var(--accent)}.btn.danger{color:var(--bad);border-color:var(--bad);background:transparent}.btn.danger:hover{background:var(--bad);color:#fff}.btn.ghost{border-color:transparent;background:transparent}.btn.ghost:hover{background:var(--panel-2)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.big{padding:12px 20px;font-size:16px;min-height:48px}.iconbtn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;border:none;background:transparent;color:var(--muted);cursor:pointer}.iconbtn:hover{background:var(--panel-2);color:var(--text)}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-size:13px;font-weight:600;color:var(--muted)}.input,select.input,textarea.input{border:1px solid var(--border);background:var(--panel);color:var(--text);border-radius:var(--radius-sm);padding:9px 12px;font-size:15px;font-family:inherit;min-height:40px;width:100%}.input:focus{border-color:var(--accent)}.hint{font-size:12.5px;color:var(--muted)}.formerror{background:color-mix(in srgb,var(--bad) 10%,transparent);border:1px solid var(--bad);color:var(--bad);border-radius:var(--radius-sm);padding:8px 12px;font-size:13.5px;margin-bottom:12px}:root{--green: #1a7f37;--green-bg: #e7f3ec;--green-d: #116329;--indigo: #4f6bed;--indigo-bg: #eef1fb;--indigo-d: #3453c4;--sky: #0a7dbd;--sky-bg: #e7f0fd;--sky-d: #0a6294;--rose: #c73e68;--rose-bg: #fbeaf0;--rose-d: #a32c51;--amber: #b07a0a;--amber-bg: #faf0dc;--amber-d: #8a5f07;--violet: #7a4fd0;--violet-bg: #f0eafb;--violet-d: #613aae;--slate: #5a6b80;--slate-bg: #eef2f7;--slate-d: #46586d;--lime: #5c940d;--lime-bg: #eef6df;--lime-d: #4c7c0b;--teal: #0f7d5c;--teal-bg: #e0f2ec;--teal-d: #0b6247;--pink: #bf3980;--pink-bg: #fbe9f2;--pink-d: #9c2c67}[data-theme=dark]{--green: #3fb950;--green-bg: #12271a;--green-d: #56d364;--indigo: #7b96ff;--indigo-bg: #1a2138;--indigo-d: #93aaff;--sky: #54aeff;--sky-bg: #12222f;--sky-d: #6dbcff;--rose: #f0708f;--rose-bg: #2e1620;--rose-d: #ff8fa9;--amber: #e3a94f;--amber-bg: #2a2113;--amber-d: #f0bc69;--violet: #b593f2;--violet-bg: #231a38;--violet-d: #c8abf7;--slate: #93a4b8;--slate-bg: #1b222c;--slate-d: #aabbcd;--lime: #a9d34c;--lime-bg: #1e2610;--lime-d: #bce06a;--teal: #2dd4a7;--teal-bg: #12362e;--teal-d: #4fe3bd;--pink: #f58fc2;--pink-bg: #2e1520;--pink-d: #ff9fce}.shell{display:grid;grid-template-columns:264px 1fr;min-height:100vh}.sidebar{border-right:1px solid var(--border);background:var(--panel);display:flex;flex-direction:column;padding:20px 14px;position:sticky;top:0;height:100vh;overflow-y:auto}.brand{display:flex;align-items:center;gap:11px;padding:2px 6px 4px;margin-bottom:14px}.brand .nut{width:40px;height:40px;border-radius:12px;font-size:21px;background:linear-gradient(135deg,var(--accent-soft),var(--panel-2));border:1px solid var(--border);display:inline-flex;align-items:center;justify-content:center}.brandname{font-weight:700;font-size:15px;letter-spacing:-.01em;min-width:0}.brandname .sub{display:block;font-size:11px;font-weight:500;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:140px}.grp{font-size:.66rem;letter-spacing:1.4px;text-transform:uppercase;color:var(--muted);margin:14px 12px 7px;font-weight:700}.sidebar .nav{display:flex;flex-direction:column;gap:3px}.navlink{display:flex;align-items:center;gap:12px;color:var(--muted);padding:6px 11px;border-radius:12px;font-size:.93rem;font-weight:600;border:none;background:transparent;cursor:pointer;text-align:left;width:100%;position:relative;transition:background .15s ease,color .15s ease}.navlink:hover{background:var(--panel-2);color:var(--text);text-decoration:none}.navlink .ic{width:38px;height:38px;border-radius:11px;display:flex;align-items:center;justify-content:center;flex:0 0 38px;position:relative;transition:transform .14s ease;box-shadow:inset 0 1px #ffffff73}[data-theme=dark] .navlink .ic{box-shadow:inset 0 1px #ffffff14}.navlink .ic:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;background:linear-gradient(180deg,#ffffff4d,#fff0 55%);pointer-events:none}[data-theme=dark] .navlink .ic:after{background:linear-gradient(180deg,#ffffff0f,#fff0 55%)}.navlink:hover .ic{transform:scale(1.07)}.c-green{background:var(--green-bg);color:var(--green)}.c-indigo{background:var(--indigo-bg);color:var(--indigo)}.c-sky{background:var(--sky-bg);color:var(--sky)}.c-rose{background:var(--rose-bg);color:var(--rose)}.c-amber{background:var(--amber-bg);color:var(--amber)}.c-violet{background:var(--violet-bg);color:var(--violet)}.c-slate{background:var(--slate-bg);color:var(--slate)}.c-lime{background:var(--lime-bg);color:var(--lime)}.c-teal{background:var(--teal-bg);color:var(--teal)}.c-pink{background:var(--pink-bg);color:var(--pink)}.navlink.on{background:var(--accent-soft);color:var(--accent);font-weight:700}.navlink.on:before{content:"";position:absolute;left:-14px;top:9px;bottom:9px;width:3px;border-radius:0 3px 3px 0;background:var(--accent)}.navsub{margin-left:16px;border-left:1px solid var(--border);padding-left:6px}.navsub .subitem{padding:6px 11px!important;font-size:.84rem}.navsub .subitem .ic{width:28px;height:28px;border-radius:9px;flex:0 0 28px}.navsub .subitem.on:before{display:none}.caret{margin-left:auto;color:var(--muted);display:inline-flex;transition:transform .15s}.caret.exp{transform:rotate(180deg)}.sidebar .foot{margin-top:auto;padding-top:10px}.acct{display:flex;align-items:center;gap:11px;padding:10px 8px 2px;border-top:1px solid var(--border);margin-top:10px}.acct .av{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--indigo, #4f6bed));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:.8rem;flex:none;box-shadow:inset 0 1px #ffffff59}.acct .who{min-width:0;flex:1}.acct .nm{font-size:.86rem;font-weight:700;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.acct .em{font-size:.72rem;color:var(--muted)}.content{display:flex;flex-direction:column;min-width:0}.topbar{display:flex;align-items:center;gap:12px;padding:14px 26px;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--panel) 75%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);position:sticky;top:0;z-index:20;min-height:60px}.topbar h1{font-size:19px}.topbar .actions{margin-left:auto;display:flex;align-items:center;gap:6px}.hamburger{display:none}.page{padding:24px 26px 60px;max-width:1080px;width:100%;margin:0 auto}.panel{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:18px}.panel .panelhead{display:flex;align-items:center;gap:10px;margin-bottom:14px}.panel .panelhead h2{flex:1}.panel .panelhead .side{font-size:13px;color:var(--muted)}.statbar{display:grid;gap:12px;margin-bottom:18px}.stat{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;min-width:0;overflow:hidden}.stat .v{font-size:24px;font-weight:700;letter-spacing:-.02em}.stat .l{font-size:12.5px;color:var(--muted);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.stat.clickable{cursor:pointer}.stat.clickable:hover{border-color:var(--accent)}.stat.on{border-color:var(--accent);background:var(--accent-soft)}.pilltabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.pilltab{border:1px solid var(--border);background:var(--panel);border-radius:999px;padding:6px 14px;font-size:13.5px;font-weight:500;cursor:pointer;min-height:34px}.pilltab:hover{background:var(--panel-2)}.pilltab.on{background:var(--accent);border-color:var(--accent);color:var(--accent-contrast)}.empty{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px;padding:40px 20px}.empty .eicon{font-size:36px}.empty .etitle{font-weight:600;font-size:15.5px}.empty .emsg{color:var(--muted);font-size:13.5px;max-width:420px}.chip{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--border);border-radius:999px;padding:2px 10px;font-size:12.5px;background:var(--panel-2);color:var(--muted)}.checkitem{display:flex;align-items:center;gap:12px;padding:10px 4px;border-bottom:1px solid var(--border)}.checkitem:last-child{border-bottom:none}.checkitem .dot{width:22px;height:22px;border-radius:50%;border:2px solid var(--border);flex:none;display:inline-flex;align-items:center;justify-content:center;font-size:12px}.checkitem.done .dot{background:var(--good);border-color:var(--good);color:#fff}.checkitem .t{flex:1;font-size:14px}.checkitem.done .t{color:var(--muted);text-decoration:line-through}.learnerrow{display:flex;align-items:center;gap:14px;padding:13px 4px;border-bottom:1px solid var(--border)}.learnerrow:last-child{border-bottom:none}.learnerrow .meta{flex:1;min-width:0}.learnerrow .meta .n{font-weight:600}.learnerrow .meta .u{font-size:12.5px;color:var(--muted)}.learnerrow .chips{display:flex;gap:6px;flex-wrap:wrap}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#040c148c;z-index:100;display:flex;align-items:flex-start;justify-content:center;padding:8vh 16px 16px;overflow-y:auto}.modal{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 20px 60px #0000004d;width:100%;max-width:460px;padding:22px}.modal .mhead{display:flex;align-items:center;margin-bottom:16px}.modal .mhead h2{flex:1}.skel{border-radius:8px;background:linear-gradient(100deg,var(--panel-2) 40%,var(--panel) 50%,var(--panel-2) 60%);background-size:200% 100%;animation:shimmer 1.4s infinite linear;min-height:14px}@keyframes shimmer{to{background-position:-200% 0}}.landing{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px 16px;gap:0}.landing .nutbig{font-size:56px;margin-bottom:8px}.landing h1{font-size:34px;margin-bottom:8px;text-align:center}.landing .tag{color:var(--muted);font-size:16px;text-align:center;max-width:460px;margin-bottom:28px}.authcard{width:100%;max-width:400px}.landing .foot{margin-top:26px;font-size:12.5px;color:var(--muted);text-align:center}.kid{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:28px 18px 60px;max-width:720px;margin:0 auto}.kid .hi{font-size:30px;font-weight:800;margin:18px 0 4px;text-align:center}.kid .sub{color:var(--muted);margin-bottom:26px}.kidcard{width:100%;background:var(--panel);border:1px solid var(--border);border-radius:18px;padding:30px 24px;text-align:center;box-shadow:var(--shadow)}.kidcard .big{font-size:44px}.kidtop{width:100%;display:flex;justify-content:space-between;align-items:center}@media (max-width: 820px){.shell{grid-template-columns:1fr}.sidebar{position:fixed;left:0;top:0;bottom:0;z-index:60;width:250px;transform:translate(-105%);transition:transform .2s ease}.sidebar.open{transform:translate(0);box-shadow:0 0 60px #0006}.scrim{position:fixed;top:0;right:0;bottom:0;left:0;background:#040c1473;z-index:50}.hamburger{display:inline-flex}.topbar{padding:10px 16px}.page{padding:18px 16px 50px}.statbar{grid-template-columns:repeat(2,1fr)}.navlink,.btn{min-height:44px}}@media (min-width: 821px){.statbar{grid-template-columns:repeat(4,1fr)}}.kidcourse{display:flex;align-items:center;gap:14px;width:100%;text-align:left;background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:16px 18px;cursor:pointer;min-height:72px;transition:border-color .15s,transform .05s;font:inherit;color:inherit}.kidcourse:hover{border-color:var(--accent)}.kidcourse:active{transform:scale(.99)}.kidcourse .kc-icon{font-size:28px}.kidcourse .kc-body{flex:1;min-width:0}.kidcourse .kc-title{display:block;font-weight:700;font-size:17px}.kidcourse .kc-sub{display:block;color:var(--muted);font-size:13px;margin-top:2px}.kidcourse .kc-go{font-size:22px;color:var(--muted)}.progressbar{height:12px;border-radius:999px;background:var(--panel-2);border:1px solid var(--border);overflow:hidden}.progressbar>div{height:100%;background:var(--accent);transition:width .4s ease}.progressbar.mini{height:6px;margin-top:8px;display:block}.lessonbtn{display:flex;align-items:center;gap:12px;width:100%;text-align:left;background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:13px 16px;margin-bottom:8px;cursor:pointer;min-height:52px;font:inherit;color:inherit}.lessonbtn:hover{border-color:var(--accent)}.lessonbtn .lb-check{width:26px;height:26px;border-radius:50%;border:2px solid var(--border);flex:none;display:inline-flex;align-items:center;justify-content:center;font-weight:700;color:#fff}.lessonbtn.done .lb-check{background:var(--good);border-color:var(--good)}.lessonbtn.done .lb-title{color:var(--muted)}.lessonbtn .lb-title{flex:1;font-weight:600;font-size:15.5px}.lessonbtn .lb-go{color:var(--muted);font-size:18px}.lessonwrap{max-width:720px;margin:0 auto;padding:16px 14px 80px}.lessontop{display:flex;align-items:center;margin-bottom:12px;min-height:44px}.lessoncard{background:var(--panel);border:1px solid var(--border);border-radius:18px;padding:24px 22px;box-shadow:var(--shadow)}.litem{margin:20px 0;padding-top:18px;border-top:1px solid var(--border)}.litem:first-of-type{border-top:none;margin-top:8px;padding-top:0}.litem h2{font-size:18px;margin-bottom:8px}.richtext p{margin:0 0 12px;line-height:1.65;font-size:16px}.richtext ul{margin:0 0 12px;padding-left:22px}.richtext li{margin-bottom:6px;line-height:1.6;font-size:16px}.exercise .exhead{font-size:16.5px;font-weight:600;display:flex;gap:10px;align-items:flex-start}.choices{display:flex;flex-direction:column;gap:8px;margin-top:12px}.choice{text-align:left;border:1px solid var(--border);background:var(--panel-2);border-radius:12px;padding:12px 14px;cursor:pointer;font:inherit;color:inherit;min-height:48px}.choice:hover{border-color:var(--accent)}.choice.picked{border-color:var(--accent);box-shadow:var(--focus)}.exercise .row{margin-top:12px}.hintbox{background:var(--panel-2);border-left:3px solid var(--warn);padding:10px 14px;border-radius:8px;margin-top:10px;font-size:14.5px}.feedback{margin-top:12px;border-radius:12px;padding:14px 16px;font-size:15px}.feedback.good{background:color-mix(in srgb,var(--good) 12%,transparent);border:1px solid var(--good)}.feedback.bad{background:color-mix(in srgb,var(--bad) 10%,transparent);border:1px solid var(--bad)}.feedback.selfcheck{background:var(--panel-2);border:1px solid var(--border)}.feedback p{margin:6px 0 0;line-height:1.55}.explainbox{margin-top:10px;background:var(--accent-soft);border-radius:10px;padding:12px 14px;line-height:1.6;font-size:14.5px}.exercise.solved{opacity:.85}.complete{text-align:center;padding:26px 0 8px;display:flex;flex-direction:column;gap:10px;align-items:center}.ytwrap{position:relative;padding-bottom:56.25%;height:0;border-radius:12px;overflow:hidden;margin:12px 0}.ytwrap iframe{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0}.lessonitem{padding:10px 4px;border-bottom:1px dashed var(--border)}.lessonitem:last-child{border-bottom:none}summary::marker{color:var(--muted)}.printpage{max-width:720px;margin:0 auto;padding:24px 18px;background:#fff;color:#111}.printpage h1{font-size:22px}.printsub{color:#555;font-size:13px;margin:4px 0 10px}.printsection{margin:18px 0}.printsection h2{font-size:16px;margin-bottom:6px}.printpage .richtext p,.printpage .richtext li{font-size:14px;color:#111}.printprompt{font-weight:600;font-size:14.5px}.printchoices{margin:6px 0 4px 22px}.printchoices li{margin:4px 0;font-size:14px}.printlines div{border-bottom:1px solid #999;height:30px}@media print{.noprint{display:none!important}body{background:#fff!important}.printpage{padding:0}}@media (max-width: 820px){.input,textarea.input,select.input{font-size:16px}}[data-bgimg] body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none;background-image:var(--bg-image);background-size:cover;background-position:center}[data-bgimg] body:after{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none;background:linear-gradient(color-mix(in srgb,var(--bg) 72%,transparent),color-mix(in srgb,var(--bg) 84%,transparent))}[data-bg=emerald] body:before{background:radial-gradient(60% 50% at 25% 0%,rgba(15,155,142,.16),transparent 60%)}[data-bg=midnight] body:before{background:radial-gradient(60% 50% at 50% 0%,rgba(79,91,213,.18),transparent 65%)}[data-bg=peach] body:before{background:radial-gradient(55% 45% at 85% 0%,rgba(255,177,153,.25),transparent 60%)}[data-bg=meadow] body:before{background:radial-gradient(60% 50% at 15% 0%,rgba(150,230,161,.2),transparent 60%),radial-gradient(45% 40% at 90% 10%,rgba(212,252,121,.12),transparent 60%)}[data-bg=slate] body:before{background:radial-gradient(60% 50% at 50% 0%,rgba(142,158,171,.22),transparent 65%)}[data-bg=rose] body:before{background:radial-gradient(55% 45% at 80% 0%,rgba(251,194,235,.25),transparent 60%),radial-gradient(40% 40% at 10% 10%,rgba(166,193,238,.14),transparent 60%)}[data-textscale=compact]{--read: 14px}[data-textscale=normal]{--read: 16px}[data-textscale=large]{--read: 18.5px}.richtext p,.richtext li{font-size:var(--read, 16px)}.litem .exhead{font-size:calc(var(--read, 16px) + .5px)}.avatar{width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex:none}.statbar .stat{border-top:3px solid transparent}.statbar .stat:nth-child(1){border-top-color:var(--accent)}.statbar .stat:nth-child(2){border-top-color:var(--good)}.statbar .stat:nth-child(3){border-top-color:var(--warn)}.statbar .stat:nth-child(4){border-top-color:var(--bad)}.btn.primary{transition:transform .08s,filter .15s,box-shadow .15s}.btn.primary:hover{transform:translateY(-1px);filter:brightness(1.06)}.btn{transition:background .15s,border-color .15s,transform .05s}.coursecard{border:1px solid var(--border);border-radius:12px;padding:12px 14px;margin:0 0 8px;background:var(--panel-2);transition:border-color .15s,transform .08s}.coursecard:hover{border-color:var(--accent);transform:translateY(-1px)}.studiohead{margin-bottom:18px}.studiohead p{margin-top:4px}.step{display:flex;gap:16px;padding:18px}.stepnum{flex:none;width:34px;height:34px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-weight:800;font-size:16px;display:flex;align-items:center;justify-content:center}.whocardrow{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-top:10px}.whocard{display:flex;flex-direction:column;align-items:flex-start;gap:2px;padding:12px;border:1.5px solid var(--border);border-radius:12px;background:var(--panel-2);cursor:pointer;font:inherit;color:inherit;min-height:88px;text-align:left;min-width:0}.whocard.on{border-color:var(--accent);box-shadow:var(--focus)}.wc-ava{font-size:19px;font-weight:800;color:var(--accent)}.wc-name{font-weight:700;font-size:14.5px}.wc-sub{font-size:12px;color:var(--muted)}.ainotes{margin-top:12px;padding:12px;border:1px dashed var(--border);border-radius:12px}.biginput{font-size:16.5px;padding:12px 14px}.lenspreview{margin-top:12px;padding:10px 14px;border-radius:10px;background:var(--accent-soft);font-size:14px}.stickybar{position:sticky;bottom:12px;z-index:10;display:flex;align-items:center;gap:14px;justify-content:flex-end;padding:12px 18px;margin-top:6px;background:color-mix(in srgb,var(--panel) 90%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--border);border-radius:14px;box-shadow:0 6px 24px #0000001f}.studiobrew{max-width:520px;margin:8vh auto 0;text-align:center;padding:0 16px}.brewnut{font-size:64px;animation:bob 1.6s ease-in-out infinite}@keyframes bob{50%{transform:translateY(-8px) rotate(6deg)}}.small-btn{min-height:32px;padding:5px 10px;font-size:13px}.rtebar{display:flex;gap:4px;margin-bottom:6px;align-items:center}.rtebtn{border:1px solid var(--border);background:var(--panel);border-radius:6px;min-width:30px;height:28px;font-size:13px;cursor:pointer;color:inherit;padding:0 8px}.rtebtn:hover{background:var(--panel-2)}.rtebtn.on{background:var(--accent);color:var(--accent-contrast);border-color:var(--accent)}.rtepreview{border:1px dashed var(--border);border-radius:8px;padding:10px 12px;background:var(--panel-2)}.palettebox{max-width:520px;padding:0;overflow:hidden}.paletteinput{border:none;border-bottom:1px solid var(--border);border-radius:0;padding:14px 16px;font-size:16px}.paletteinput:focus{border-bottom-color:var(--accent);box-shadow:none}.paletteList{max-height:320px;overflow:auto;padding:6px}.palitem{display:flex;gap:10px;align-items:center;width:100%;padding:9px 10px;border-radius:8px;border:none;background:transparent;cursor:pointer;font:inherit;color:inherit;font-size:14px}.palitem.on{background:var(--accent-soft)}.accentdot{width:34px;height:34px;border-radius:50%;border:2px solid var(--border);cursor:pointer;font-size:14px;color:#fff;display:inline-flex;align-items:center;justify-content:center;transition:transform .1s,border-color .1s}.accentdot.on{border-color:var(--text);transform:scale(1.12)}.landing h1{font-size:38px;background:linear-gradient(120deg,var(--accent),color-mix(in srgb,var(--accent) 40%,var(--text)));-webkit-background-clip:text;background-clip:text;color:transparent}.herofeats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;width:100%;max-width:660px;margin:0 0 26px}.herofeat{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:12px 14px;font-size:13px;text-align:center;box-shadow:var(--shadow)}.herofeat .fi{font-size:22px;display:block;margin-bottom:4px}.herofeat strong{display:block;margin-bottom:2px;font-size:13.5px}.herofeat span.hs{color:var(--muted)}@media (max-width: 660px){.herofeats{grid-template-columns:1fr}}.noteswrap{display:grid;grid-template-columns:250px 1fr;gap:0;margin:-24px -26px -60px;min-height:calc(100vh - 60px)}.notesside{border-right:1px solid var(--border);padding:18px 8px;background:var(--panel);overflow-y:auto}.notesmain{padding:26px 30px 60px;max-width:780px}.pagelink{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:8px;cursor:pointer;font-size:14px;color:var(--muted);min-width:0}.pagelink:hover{background:var(--panel-2);color:var(--text)}.pagelink.on{background:var(--accent-soft);color:var(--accent);font-weight:600}.pagelink .caret{display:inline-flex}.pagelink .caret.exp{transform:rotate(90deg)}.caretspacer{width:12px;flex:none}.pagelink .pl-title{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.richtext .rhead{font-size:19px;margin:14px 0 8px;letter-spacing:-.01em}.callout{display:flex;gap:10px;padding:12px 14px;border-radius:10px;margin:0 0 12px;font-size:15px;line-height:1.55;border:1px solid transparent}.callout .co-icon{font-size:17px;flex:none}.callout.co-note{background:var(--sky-bg, #e7f0fd);border-color:color-mix(in srgb,var(--sky, #0a7dbd) 25%,transparent)}.callout.co-tip{background:var(--green-bg, #e7f3ec);border-color:color-mix(in srgb,var(--green, #1a7f37) 25%,transparent)}.callout.co-warn{background:var(--amber-bg, #faf0dc);border-color:color-mix(in srgb,var(--amber, #b07a0a) 30%,transparent)}.richtext .checklist{list-style:none;margin:0 0 12px;padding:0}.richtext .checklist li{display:flex;gap:8px;margin-bottom:6px;align-items:baseline}.richtext .checklist .ck{flex:none}.richtext .checklist li.checked{color:var(--muted);text-decoration:line-through}.slashmenu{border:1px solid var(--border);border-radius:10px;background:var(--panel);box-shadow:var(--shadow);margin-bottom:6px;overflow:hidden}.slashicon{display:inline-flex;width:22px;height:22px;border-radius:6px;background:var(--panel-2);align-items:center;justify-content:center;margin-right:6px;font-size:12px;font-weight:700}@media (max-width: 820px){.noteswrap{grid-template-columns:1fr;margin:-18px -16px -50px}.notesside{border-right:none;border-bottom:1px solid var(--border);max-height:240px}.notesmain{padding:18px 16px 50px}}.rtable{display:block}.rrow{display:grid;grid-template-columns:minmax(180px,1fr) 90px 130px 170px 110px 70px;gap:8px;align-items:center;padding:9px 6px;border-bottom:1px solid var(--border);cursor:pointer;border-radius:8px}.rrow:hover{background:var(--panel-2)}.rrow.rhead{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700;cursor:default}.rrow.rhead:hover{background:transparent}.rt-title{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600}.small-input{min-height:32px;padding:4px 8px;font-size:13px}.board{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.boardcol{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:10px;min-height:200px}.boardhead{font-weight:700;font-size:13.5px;margin-bottom:8px;padding:0 2px}.boardcard{background:var(--panel-2);border:1px solid var(--border);border-radius:10px;padding:10px 12px;margin-bottom:8px;cursor:grab;font:inherit;color:inherit;text-align:left;width:100%}.boardcard:hover{border-color:var(--accent)}.boardcard.dragging{opacity:.5}.bc-title{font-weight:600;font-size:14px}.bc-sub{font-size:12px;color:var(--muted);margin-top:2px}.boardempty{border:1px dashed var(--border);border-radius:10px;padding:14px;text-align:center;color:var(--muted);font-size:12.5px}.calgrid{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}.calhead{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700;padding:2px 4px}.calcell{min-height:86px;border:1px solid var(--border);border-radius:8px;padding:4px;background:var(--panel-2)}.calcell.today{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.calnum{font-size:12px;color:var(--muted);font-weight:600;display:block;margin-bottom:2px}.calitem{display:block;width:100%;text-align:left;font-size:11.5px;font:inherit;background:var(--accent-soft);color:var(--accent);border:none;border-radius:6px;padding:2px 6px;margin-bottom:3px;cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px}.galcard{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:18px 14px;display:flex;flex-direction:column;align-items:flex-start;gap:4px;cursor:pointer;font:inherit;color:inherit;text-align:left;transition:border-color .15s,transform .08s}.galcard:hover{border-color:var(--accent);transform:translateY(-2px)}.g-icon{font-size:26px}.g-title{font-weight:700;font-size:15px}.g-sub{font-size:12.5px;color:var(--muted)}@media (max-width: 900px){.board{grid-template-columns:repeat(2,1fr)}.rrow{grid-template-columns:minmax(140px,1fr) 110px 150px}.rrow>:nth-child(n+4){display:none}.rrow.rhead>:nth-child(n+4){display:none}}.row{display:flex;align-items:center;gap:10px}.row.wrap{flex-wrap:wrap}.grow{flex:1}.muted{color:var(--muted)}.small{font-size:13px}.spacer16{height:16px}code.k{background:var(--panel-2);border:1px solid var(--border);border-radius:6px;padding:2px 8px;font-size:13px;font-family:ui-monospace,Cascadia Code,monospace}.bggrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:10px}.bgswatch{border:2px solid var(--border);border-radius:10px;cursor:pointer;padding:0 0 6px;height:64px;font-size:12px;font-weight:600;display:flex;align-items:flex-end;justify-content:center;position:relative;overflow:hidden}.bgswatch.on{border-color:var(--accent);box-shadow:var(--focus)}.seg{display:inline-flex;border:1px solid var(--border);border-radius:10px;overflow:hidden}.seg button{border:none;background:transparent;padding:8px 16px;font-size:13.5px;cursor:pointer;min-height:38px;font-weight:500}.seg button.on{background:var(--accent);color:var(--accent-contrast)}