@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(../media/KaTeX_AMS-Regular.3dqqgop8d9q74.woff2)format("woff2"),url(../media/KaTeX_AMS-Regular.3s3485bbs_y9t.woff)format("woff"),url(../media/KaTeX_AMS-Regular.06540o8ttgt08.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(../media/KaTeX_Caligraphic-Bold.0x398dszol8ix.woff2)format("woff2"),url(../media/KaTeX_Caligraphic-Bold.0i0ys3pk95qm_.woff)format("woff"),url(../media/KaTeX_Caligraphic-Bold.071y7fj7dknco.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(../media/KaTeX_Caligraphic-Regular.3ittfn7d21b9w.woff2)format("woff2"),url(../media/KaTeX_Caligraphic-Regular.3-a7ahrnv-1p0.woff)format("woff"),url(../media/KaTeX_Caligraphic-Regular.2a29kziuqmcwj.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(../media/KaTeX_Fraktur-Bold.3rq09ohrtely_.woff2)format("woff2"),url(../media/KaTeX_Fraktur-Bold.1m6-2-v71aefh.woff)format("woff"),url(../media/KaTeX_Fraktur-Bold.2c272neyw5p5h.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(../media/KaTeX_Fraktur-Regular.1jvgec053-2og.woff2)format("woff2"),url(../media/KaTeX_Fraktur-Regular.1pa447q_ni5m2.woff)format("woff"),url(../media/KaTeX_Fraktur-Regular.0_16ta522mcvb.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(../media/KaTeX_Main-Bold.22wkahef0u3fd.woff2)format("woff2"),url(../media/KaTeX_Main-Bold.1fyzqvxw_mkks.woff)format("woff"),url(../media/KaTeX_Main-Bold.3q46h05c4j0cw.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(../media/KaTeX_Main-BoldItalic.40drhxm0mwrzz.woff2)format("woff2"),url(../media/KaTeX_Main-BoldItalic.0g_mm5w89az4z.woff)format("woff"),url(../media/KaTeX_Main-BoldItalic.2r19jqj9qb5v7.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(../media/KaTeX_Main-Italic.1ck6crdmp78cu.woff2)format("woff2"),url(../media/KaTeX_Main-Italic.3h-lyz6-tj-5j.woff)format("woff"),url(../media/KaTeX_Main-Italic.07vrczmwpvimc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(../media/KaTeX_Main-Regular.29zz7337tzymc.woff2)format("woff2"),url(../media/KaTeX_Main-Regular.0r86ux5c2_9jc.woff)format("woff"),url(../media/KaTeX_Main-Regular.0cm4nk2aib81i.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(../media/KaTeX_Math-BoldItalic.0u_6s571--hh0.woff2)format("woff2"),url(../media/KaTeX_Math-BoldItalic.1-f92ydojzao_.woff)format("woff"),url(../media/KaTeX_Math-BoldItalic.0m2qm2_orz99k.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(../media/KaTeX_Math-Italic.18dmviy-uianu.woff2)format("woff2"),url(../media/KaTeX_Math-Italic.2d-roszuwfrpn.woff)format("woff"),url(../media/KaTeX_Math-Italic.1vw7gcigzv33_.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(../media/KaTeX_SansSerif-Bold.19n5ohjzvq40z.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Bold.1ad0dh55v7-4h.woff)format("woff"),url(../media/KaTeX_SansSerif-Bold.3ojskmd7zv_b8.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(../media/KaTeX_SansSerif-Italic.38w085lqrghwm.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Italic.0_21g6aey40vy.woff)format("woff"),url(../media/KaTeX_SansSerif-Italic.0abd80e_ako5h.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(../media/KaTeX_SansSerif-Regular.3w8wtfek3qsk6.woff2)format("woff2"),url(../media/KaTeX_SansSerif-Regular.0v2olaztuqa1v.woff)format("woff"),url(../media/KaTeX_SansSerif-Regular.0xkeldfcfvj58.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(../media/KaTeX_Script-Regular.10h737unm2jp7.woff2)format("woff2"),url(../media/KaTeX_Script-Regular.2m7-0wua2lvnq.woff)format("woff"),url(../media/KaTeX_Script-Regular.1hw1d7omwtnoy.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size1-Regular.3xype_vsmmjgw.woff2)format("woff2"),url(../media/KaTeX_Size1-Regular.3aliq3yd-ja9b.woff)format("woff"),url(../media/KaTeX_Size1-Regular.44z_qgcc9t0a_.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size2-Regular.2-wakugslvf3a.woff2)format("woff2"),url(../media/KaTeX_Size2-Regular.3u0df62zf5guy.woff)format("woff"),url(../media/KaTeX_Size2-Regular.3eprswoc9v3fh.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size3-Regular.1nfuh3l6nzhjv.woff2)format("woff2"),url(../media/KaTeX_Size3-Regular.3n7wm08wz2r2g.woff)format("woff"),url(../media/KaTeX_Size3-Regular.2kp2izz6g7r-7.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(../media/KaTeX_Size4-Regular.13pyt7zi482pb.woff2)format("woff2"),url(../media/KaTeX_Size4-Regular.37jvrh2wknf5u.woff)format("woff"),url(../media/KaTeX_Size4-Regular.2ltjhs9xhaefy.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(../media/KaTeX_Typewriter-Regular.2vfnlegjq9l42.woff2)format("woff2"),url(../media/KaTeX_Typewriter-Regular.0xi5kyeeydv4z.woff)format("woff"),url(../media/KaTeX_Typewriter-Regular.34aedpl-_o3h3.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.18.7"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{white-space:nowrap;width:min-content;position:relative}.katex .katex-base,.katex .katex-strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .katex-vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .katex-thinbox{flex-direction:row;width:0;max-width:0;display:inline-flex}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.katex-root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .katex-sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .katex-overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .katex-stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .katex-stretchy:after,.katex .katex-stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .katex-sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .reflectbox{display:inline-block;transform:scaleX(-1)}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial;--tw-backdrop-blur:initial;--tw-backdrop-brightness:initial;--tw-backdrop-contrast:initial;--tw-backdrop-grayscale:initial;--tw-backdrop-hue-rotate:initial;--tw-backdrop-invert:initial;--tw-backdrop-opacity:initial;--tw-backdrop-saturate:initial;--tw-backdrop-sepia:initial}}}@layer theme{:root,:host{--font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.fixed{position:fixed}.isolate{isolation:isolate}.block{display:block}.contents{display:contents}.flex{display:flex}.hidden{display:none}.inline{display:inline}.table{display:table}.flex-shrink{flex-shrink:1}.grow{flex-grow:1}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.border{border-style:var(--tw-border-style);border-width:1px}.p-5{padding:calc(var(--spacing) * 5)}.text-wrap{text-wrap:wrap}.italic{font-style:italic}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.backdrop-filter{-webkit-backdrop-filter:var(--tw-backdrop-blur,) var(--tw-backdrop-brightness,) var(--tw-backdrop-contrast,) var(--tw-backdrop-grayscale,) var(--tw-backdrop-hue-rotate,) var(--tw-backdrop-invert,) var(--tw-backdrop-opacity,) var(--tw-backdrop-saturate,) var(--tw-backdrop-sepia,);backdrop-filter:var(--tw-backdrop-blur,) var(--tw-backdrop-brightness,) var(--tw-backdrop-contrast,) var(--tw-backdrop-grayscale,) var(--tw-backdrop-hue-rotate,) var(--tw-backdrop-invert,) var(--tw-backdrop-opacity,) var(--tw-backdrop-saturate,) var(--tw-backdrop-sepia,)}}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f8f9fa;--panel:#f4f6f9;--ink:#212529;--muted:#495057;--border:#dde3ea;--accent:#2b59c3;--accent-light:#3a86ff;--accent-bg:#eaf1fb;--mint:#4ea386;--mint-light:#a8dadc;--mint-bg:#eaf6f2;--amber:#a47c3a;--red:#a35846}*{box-sizing:border-box}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;margin:0;font-family:Arial,Helvetica,sans-serif;font-size:13px}button,input,textarea,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;background:0 0;border:0;transition:background .16s ease-out,color .16s ease-out}button:disabled{cursor:not-allowed;opacity:.45}button:hover:not(:disabled){color:#111}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline-offset:3px;outline:2px solid #768392}h1,h2,h3,p{margin:0}h1{letter-spacing:-1.2px;font-size:32px;font-weight:540;line-height:1.25}h2{letter-spacing:-.35px;font-size:17px;font-weight:550}h3{font-size:14px;font-weight:550}p{line-height:1.7}.muted{color:var(--muted)}.small{font-size:11px}.grow{flex:1;min-width:0}.eyebrow{letter-spacing:1.4px;color:var(--muted);align-items:center;gap:7px;font-size:10px;font-weight:600;display:flex}.button{white-space:nowrap;background:#fafbfd;border:1px solid #d5d9de;border-radius:5px;justify-content:center;align-items:center;gap:9px;padding:9px 13px;font-size:12px;font-weight:500;line-height:1.5;transition:background .16s ease-out,color .16s ease-out,border-color .16s ease-out,transform .1s ease-out;display:inline-flex}.button:hover:not(:disabled){background:#e9edf1}.button:active:not(:disabled){transform:scale(.97)}.button.primary{color:#fff;background:#2d3237;border-color:#2d3237}.button.primary:hover:not(:disabled){color:#fff;background:#3f4852}.button.danger{color:#fff;background:#a44c40;border-color:#a44c40}.button-group{align-items:center;gap:10px;display:flex}.text-button{color:#5e656c;align-items:center;gap:7px;padding:5px 0;font-size:12px;display:inline-flex}.text-button:hover:not(:disabled){color:#2a3745}.icon-button{color:#757872;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:27px;height:27px;transition:background .16s ease-out,color .16s ease-out,transform .1s ease-out;display:inline-flex}.icon-button:active:not(:disabled){transform:scale(.92)}.icon-button:hover{background:#e3e7eb}kbd{color:#757872;border:1px solid #d7dde3;border-radius:3px;padding:2px 4px;font-family:inherit;font-size:10px;font-weight:400;line-height:1.15}.app-shell{height:100dvh;display:flex;overflow:hidden}.sidebar{border-right:1px solid var(--border);background:#eff2f5;flex-direction:column;flex-shrink:0;width:234px;padding:0 12px;display:flex}.brand{color:#363d46;align-items:center;gap:9px;height:71px;padding:0 10px;display:flex}.brand-logo{color:inherit;cursor:pointer;background:0 0;border:0;border-radius:4px;align-items:center;gap:9px;padding:0;display:flex}.brand-logo:hover{opacity:.8}.brand strong{letter-spacing:-.6px;font-size:18px;font-weight:600}.brand strong span{color:#6f726c;font-weight:400}.sidebar-hide{opacity:0;margin-left:auto}.brand:hover .sidebar-hide{opacity:1}.search-trigger{color:#757872;text-align:left;background:#f6f8fb;border:1px solid #d8dee4;border-radius:5px;align-items:center;gap:9px;padding:9px 10px;font-size:11px;display:flex}.search-trigger span{flex:1}.search-trigger kbd{color:#757872;border:0;padding:0}.nav-section-label{letter-spacing:1.3px;color:#757872;padding:28px 12px 9px;font-size:9px;font-weight:600}.main-nav{gap:3px;display:grid}.main-nav button{text-align:left;color:#6f726c;border-radius:4px;align-items:center;gap:11px;padding:10px 12px;font-size:12px;display:flex}.main-nav button:hover,.main-nav button.selected{color:#37424e;background:#dfe5eb}.subjects-label{justify-content:space-between;align-items:center;padding-top:27px;padding-bottom:4px;display:flex}.subject-nav{flex:1;overflow:auto}.subject-row{color:#5e6874;border-radius:4px;align-items:center;min-height:33px;display:flex}.subject-row.current{color:#2f3c4b}.subject-row>button:last-child{text-align:left;flex:1;align-items:center;gap:8px;min-width:0;padding:7px 3px;font-size:12px;display:flex}.subject-row span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.concept-tree{border-left:1px solid #d2d9e1;margin-left:26px;padding-left:10px}.concept-tree summary{cursor:pointer;color:#757872;font-size:11px;line-height:30px;list-style:none}.concept-tree button{text-align:left;color:#757872;border-radius:3px;align-items:center;gap:7px;width:100%;padding:6px;font-size:11px;display:flex}.concept-tree button:hover,.concept-tree button.selected{color:#2e3a47;background:#dfe5ec}.tree-dot{background:#949ca5;border-radius:50%;flex-shrink:0;width:4px;height:4px;display:inline-block}.new-subject{color:#757872;align-items:center;gap:8px;padding:12px;font-size:11px;display:flex}.sidebar-empty{color:#757872;padding:10px 13px;font-size:11px;line-height:1.8}.sidebar-footer{border-top:1px solid #d8dee5;margin-top:20px;padding:16px 10px 12px}.workspace-status{color:#757872;align-items:center;gap:7px;padding:0 0 11px;font-size:10px;display:flex}.status-dot{background:#4ea386;border-radius:50%;flex-shrink:0;width:5px;height:5px;display:inline-block}.sidebar-footer>button{color:#68727e;align-items:center;gap:10px;padding:7px 0;font-size:11px;display:flex}.sidebar-caption{color:#757872;align-items:center;gap:5px;margin-top:23px;font-size:9px;display:flex}.sidebar-caption svg:last-child{margin-left:auto}.workspace-main{flex-direction:column;flex:1;min-width:0;display:flex}.tabs-bar{border-bottom:1px solid var(--border);background:#f3f5f8;align-items:center;gap:6px;height:43px;min-height:43px;padding-right:14px;display:flex}.tabs{scrollbar-width:none;align-items:stretch;height:100%;display:flex;overflow:auto}.workspace-tab{border-right:1px solid var(--border);color:#757872;align-items:center;min-width:135px;max-width:205px;padding-right:7px;display:flex;position:relative}.workspace-tab.active{background:var(--bg);color:#4e5762}.workspace-tab.active:before{content:"";background:#4ea386;height:2px;position:absolute;top:0;left:0;right:0}.workspace-tab>button:first-child{flex:1;align-items:center;gap:8px;min-width:0;padding:12px 14px;font-size:11px;display:flex}.workspace-tab span{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.tab-close{opacity:.55;border-radius:3px;justify-content:center;align-items:center;width:20px;height:20px;display:flex}.tab-close:hover{background:#dfe5eb}.tabs-hint{color:#757872;white-space:nowrap;margin-left:auto;font-family:Georgia,serif;font-size:11px;font-style:italic}.show-sidebar{display:none}@media (min-width:761px){.app-shell.sidebar-open .sidebar{display:none}.app-shell.sidebar-open .show-sidebar{display:inline-flex}}.workspace-breadcrumb{color:#757872;border-bottom:1px solid #eaedf0;align-items:center;gap:12px;height:42px;min-height:42px;padding:0 28px;font-size:10px;display:flex}.workspace-breadcrumb>span:nth-child(3){color:#636e7a}.workspace-private{font-size:9px}.workspace-content{flex:1;position:relative;overflow:auto}.page{width:100%;max-width:1120px;margin:0 auto;padding:42px 48px 55px;animation:.22s ease-out page-in}@keyframes page-in{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.page{animation:none}}.page-kicker{letter-spacing:1.25px;color:#757872;justify-content:space-between;margin-bottom:19px;font-size:9px;display:flex}.page-kicker span:last-child{letter-spacing:0;font-size:10px}.page-heading{justify-content:space-between;align-items:center;gap:20px;margin:13px 0 31px;display:flex}.page-heading p{color:#757872;margin-top:11px;font-size:12px}.page-heading p span{margin:0 8px}.overview-strip{border-top:1px solid var(--border);border-bottom:1px solid var(--border);grid-template-columns:repeat(3,1fr);margin-bottom:31px;padding:21px 0;display:grid}.overview-strip>div{border-right:1px solid var(--border);padding:0 25px}.overview-strip>div:first-child{padding-left:0}.overview-strip>div:last-child{border:0}.stat-label{letter-spacing:1.15px;color:#757872;margin-bottom:11px;font-size:9px;display:block}.overview-strip strong{align-items:baseline;gap:10px;font-size:27px;font-weight:400;line-height:1;display:flex}.overview-strip small{color:#757872;font-size:11px;font-weight:400}.continue-panel{background:#edf1f5;border:1px solid #d8dfe7;border-radius:5px;justify-content:space-between;align-items:center;gap:20px;margin:0 0 33px;padding:26px 28px;display:flex}.continue-panel h2{margin:13px 0 7px;font-size:22px;font-weight:450}.continue-panel p{color:#757872;margin-bottom:13px;font-size:11px}.continue-panel p span{margin:0 8px}.continue-panel .eyebrow{color:#757872}.today-plan-panel{background:#edf1f5;border:1px solid #d8dfe7;border-radius:5px;margin:0 0 33px;padding:22px 24px}.today-plan-panel .eyebrow{color:#757872;align-items:center;gap:6px;margin-bottom:14px;display:flex}.today-plan-list{flex-direction:column;display:flex}.today-plan-item{text-align:left;color:#757872;border-top:1px solid #d8dfe7;align-items:center;gap:14px;width:100%;padding:12px 4px;display:flex}.today-plan-item:first-child{border-top:none}.today-plan-item strong{color:var(--ink);font-size:13px;font-weight:500;display:block}.today-plan-item small{color:#757872;margin-top:3px;font-size:10px;line-height:1.5;display:block}.today-plan-time{color:#4ea386;white-space:nowrap;font-size:10px;font-weight:500}.today-plan-panel>.button{margin-top:16px}.welcome-panel{background:linear-gradient(115deg,#edf1f5,#f5f7fa);border:1px solid #d9e0e7;border-radius:5px;gap:23px;margin-bottom:31px;padding:29px;display:flex}.welcome-mark{color:#72756f;background:#dce4ed;border:1px solid #cfd9e4;border-radius:5px;flex-shrink:0;justify-content:center;align-items:center;width:52px;height:56px;margin-top:5px;display:flex}.welcome-panel h2{letter-spacing:-.6px;margin:12px 0 8px;font-size:21px;font-weight:450}.welcome-panel p{color:#757872;max-width:530px;margin-bottom:12px;font-size:12px}.welcome-panel .text-button{font-size:11px}.section-heading{justify-content:space-between;align-items:center;gap:12px;margin:29px 0 16px;display:flex}.section-heading h2{letter-spacing:-.1px;font-size:14px;font-weight:500}.section-heading .text-button{color:#757872;font-size:10px}.subject-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.subject-card{border:1px solid var(--border);text-align:left;border-radius:5px;min-height:167px;padding:20px;transition:background .15s,border-color .15s}.subject-card:hover{background:#f0f4f8;border-color:#c0cad6}.subject-card-top{color:#757872;justify-content:space-between;align-items:center;margin-bottom:17px;display:flex}.subject-card-top svg:last-child{color:#757872}.subject-card h3{margin-bottom:8px;font-size:15px;font-weight:500}.subject-card>p{color:#757872;font-size:10px}.subject-card>p span{margin:0 6px}.card-bottom{justify-content:space-between;align-items:center;gap:15px;margin-top:19px;display:flex}.mini-track{background:#dfe5ec;border-radius:2px;width:60px;height:3px;overflow:hidden}.mini-track>span{background:#6fb89f;height:100%;display:block}.add-card{color:#757872;border-style:dashed;flex-direction:column;justify-content:center;align-items:center;gap:16px;font-size:11px;display:flex}.mastery{color:#757872;white-space:nowrap;align-items:center;gap:6px;font-size:10px;display:inline-flex}.mastery-dot{background:currentColor;border-radius:50%;width:5px;height:5px}.pomodoro{color:var(--muted);background:var(--panel);border:1px solid var(--border);border-radius:20px;align-items:center;gap:7px;padding:4px 6px 4px 12px;font-size:10px;font-weight:500;display:inline-flex}.pomodoro-time{font-variant-numeric:tabular-nums;color:var(--ink);font-weight:600}.pomodoro-bar{background:var(--border);border-radius:2px;width:40px;height:4px;overflow:hidden}.pomodoro-bar-fill{background:var(--mint);border-radius:2px;height:100%;transition:width 1s linear}.pomodoro .icon-button{width:20px;height:20px}.exam-badge{color:#64717f;vertical-align:middle;background:#e6ebf1;border-radius:20px;align-items:center;gap:5px;margin-left:10px;padding:4px 10px;font-size:10px;font-weight:500;display:inline-flex}.exam-badge.urgent{color:#8a5a3c;background:#f4e6d9}.study-guide{white-space:pre-wrap;word-break:break-word;color:#38424d;background:#fffefb;border:1px solid #d5dce4;border-radius:4px;max-height:50vh;margin-bottom:18px;padding:14px;font-family:inherit;font-size:11px;line-height:1.7;overflow:auto}.empty-subject-row{color:#757872;border:1px dashed #d6dde4;border-radius:4px;align-items:center;gap:10px;padding:23px;font-size:11px;display:flex}.empty-subject-row .text-button{margin-left:auto;font-size:10px}.quiet-empty{border-top:1px solid var(--border);border-bottom:1px solid var(--border);color:#757872;align-items:center;gap:12px;padding:23px 8px;font-size:11px;display:flex}.learning-loop{border-top:1px solid #e7eaee;flex-wrap:wrap;justify-content:center;gap:20px;margin-top:42px;padding-top:19px;display:flex}.learning-loop>div{color:#757872;align-items:center;gap:10px;font-size:9px;display:flex}.learning-loop span{color:#757872;font-size:8px}.learning-loop svg{color:#757872;margin-left:10px}.row-list{border-top:1px solid var(--border)}.list-row{border-bottom:1px solid var(--border);text-align:left;align-items:center;gap:18px;width:100%;padding:16px 6px;display:flex}.list-row>svg{color:#757872;flex-shrink:0}.list-row strong{font-size:12px;font-weight:450;display:block}.list-row small{color:#757872;margin-top:5px;font-size:10px;line-height:1.6;display:block}.list-row time{color:#757872;font-size:10px}.list-row:hover{background:#f2f5f8}.row-number{color:#757872;width:20px;font-size:11px}.review-row{padding:21px 6px}.count-label{color:#757872;white-space:nowrap;background:#edf1f6;border:1px solid #d5dce5;border-radius:4px;padding:6px 10px;font-size:11px}.empty-state{text-align:center;color:#70736d;background:#f6f8fb;border:1px dashed #d7dde4;border-radius:5px;margin:15px 0;padding:42px 22px}.empty-state .eyebrow{justify-content:center;margin-bottom:15px}.empty-state h2{font-size:19px;font-weight:400}.empty-state p{color:#757872;max-width:500px;margin:12px auto 18px;font-size:12px}.empty-state .button{margin:6px auto 0}.footnote{color:#757872;margin-top:27px;font-size:10px;line-height:1.8}.knowledge-map{border:1px solid var(--border);border-radius:5px;overflow:hidden}.knowledge-map section+section{border-top:1px solid var(--border)}.knowledge-map h3{background:#eff3f7;align-items:center;gap:13px;padding:14px 19px;font-size:12px;display:flex}.knowledge-map h3 span{color:#757872;font-size:9px}.knowledge-map h3 small{color:#757872;margin-left:auto;font-size:9px}.concept-row{text-align:left;align-items:center;gap:11px;width:100%;padding:13px 20px 13px 37px;font-size:12px;display:flex}.concept-row+.concept-row{border-top:1px solid #e9edf1}.concept-row:hover{background:#f4f6f9}.concept-row>svg{color:#757872}.upload-zone{border:1px solid var(--border);border-radius:5px;transition:border-color .15s ease-out,background .15s ease-out;position:relative;overflow:hidden}.upload-zone.drag-over{border:1px dashed var(--accent);background:var(--accent-bg)}.upload-zone-hint{z-index:1;color:var(--accent);pointer-events:none;background:#eaf1fbeb;justify-content:center;align-items:center;font-size:13px;font-weight:600;display:flex;position:absolute;inset:0}.upload-zone .row-list{border:0}.upload-zone .list-row{padding:16px}.upload-zone .list-row:last-child{border:0}.file-title{text-align:left}.error-text{color:var(--red);max-width:600px;margin-top:5px;display:block}.scope-tag{color:var(--amber);margin-left:8px;display:inline-block}.practice-question{border:1px solid var(--border);border-radius:6px;margin-bottom:12px;padding:16px}.practice-question>strong{margin-bottom:12px;font-size:13px;line-height:1.5;display:block}.practice-options{flex-direction:column;gap:8px;display:flex}.practice-options label{border:1px solid var(--border);cursor:pointer;color:var(--ink);border-radius:5px;align-items:center;gap:10px;padding:10px 12px;font-size:12px;font-weight:400;display:flex}.practice-options label.selected{background:var(--accent-bg);border-color:#4ea386}.practice-options label.correct{border-color:var(--accent);background:var(--accent-bg);color:var(--accent)}.practice-options label.incorrect{border-color:var(--red);color:var(--red);background:#f7ece8}.practice-options label input{accent-color:var(--accent);margin:0}.practice-options label>span{flex:1}.input-with-button{gap:8px;margin-top:8px;display:flex}.input-with-button input{flex:1;margin-top:0}.input-with-button .button{flex-shrink:0}.notion-db-list{max-height:320px;overflow:auto}.day-picker{gap:6px;margin-top:8px;display:flex}.day-picker button{color:#757872;background:#fffefb;border:1px solid #d5dce4;border-radius:4px;flex:1;padding:8px 0;font-size:11px;font-weight:500}.day-picker button.selected{color:#fff;background:#4ea386;border-color:#4ea386}.color-picker{gap:8px;margin-top:8px;display:flex}.color-swatch{border:2px solid #0000;border-radius:50%;flex-shrink:0;width:24px;height:24px}.color-swatch.selected{border-color:var(--ink);box-shadow:0 0 0 2px var(--bg)}.routine-grid{gap:8px;max-width:420px;padding:14px 0 4px;display:grid}.routine-row{align-items:center;gap:10px;display:flex}.routine-day-label{width:36px;color:var(--muted);flex-shrink:0;font-size:11px;font-weight:500}.routine-row input[type=time]{flex:1;min-width:0}.routine-save{flex-shrink:0;justify-content:center;width:56px}.routine-meal-list{flex-direction:column;padding:4px 0 18px;display:flex}.routine-meal-list li{border-top:1px solid var(--border);align-items:center;gap:10px;padding:10px 0;display:flex}.routine-meal-list li:first-child{border-top:none}.routine-meal-list small{color:var(--muted);margin-top:2px;font-size:10px;display:block}.view-toggle{border:1px solid var(--border);border-radius:4px;margin-right:4px;display:flex;overflow:hidden}.view-toggle button{color:var(--muted);border-right:1px solid var(--border);align-items:center;gap:6px;padding:8px 12px;font-size:11px;display:flex}.view-toggle button:last-child{border-right:none}.view-toggle button.selected{background:var(--panel);color:var(--ink);font-weight:500}.month-nav{justify-content:center;align-items:center;gap:16px;margin-bottom:14px;display:flex}.month-nav strong{text-align:center;min-width:160px;font-size:13px}.month-grid{grid-template-columns:repeat(7,1fr);gap:4px;margin-bottom:22px;display:grid}.month-grid-label{text-align:center;color:var(--muted);padding-bottom:6px;font-size:10px}.month-cell{aspect-ratio:1;border:1px solid var(--border);min-height:52px;color:var(--ink);border-radius:5px;flex-direction:column;align-items:flex-start;gap:4px;padding:6px;display:flex}.month-cell.outside{color:var(--muted);background:var(--panel)}.month-cell.today .month-cell-date{color:#fff;background:#4ea386;border-radius:50%;justify-content:center;align-items:center;width:18px;height:18px;display:flex}.month-cell.selected{border-width:2px;border-color:#4ea386}.month-cell-date{font-size:11px}.month-cell-dots{flex-wrap:wrap;gap:3px;display:flex}.dot{background:#4ea386;border-radius:50%;width:6px;height:6px}.dot.personal{background:var(--amber)}.dot.study{background:var(--accent)}.month-selected-day{margin-bottom:33px}.planner-week{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:28px;display:grid}.planner-day{border:1px solid var(--border);border-radius:6px;min-height:90px;padding:12px}.planner-day-head{color:var(--muted);justify-content:space-between;align-items:baseline;margin-bottom:10px;font-size:11px;display:flex}.planner-day-head strong{color:var(--ink);font-size:12px}.planner-event{border-top:1px solid var(--border);border-left:3px solid #0000;align-items:flex-start;gap:8px;padding:8px 0 8px 8px;font-size:11px;display:flex}.planner-event:first-of-type{border-top:none}.planner-event strong{font-size:11px;font-weight:450;display:block}.planner-event small{color:var(--muted);margin-top:3px;line-height:1.5;display:block}.planner-time{color:var(--muted);white-space:nowrap;flex-shrink:0}.planner-event.class .planner-time{color:#4ea386}.planner-event.personal .planner-time{color:var(--amber)}.planner-event.study .planner-time{color:var(--accent)}.planner-empty{color:var(--muted);font-size:11px;font-style:italic}.math-block{margin:10px 0;overflow-x:auto}.math-inline{vertical-align:middle;max-width:100%;display:inline-block;overflow-x:auto}.diary-row small{white-space:normal;line-height:1.7}.practice-short-answer{flex-direction:column;gap:10px;display:flex}.practice-short-answer input[type=text]{margin-top:0}.short-answer-key{color:var(--ink);background:var(--panel);border:1px solid var(--border);border-radius:5px;padding:10px 12px;font-size:12px}.self-grade{align-items:center;gap:6px;width:fit-content;font-size:11px;font-weight:500;display:inline-flex}.self-grade.correct{color:var(--accent)}.self-grade.incorrect{color:var(--red)}.practice-explanation{border-top:1px solid var(--border);color:var(--muted);flex-direction:column;gap:10px;margin-top:14px;padding-top:14px;font-size:12px;display:flex}.processing-status{color:#757872;text-transform:capitalize;white-space:nowrap;border:1px solid #d9e0e7;border-radius:3px;padding:4px 7px;font-size:9px}.processing-status.failed{color:#ac7659;background:#faf3eb;border-color:#e8d9ca}.drop-target{color:#757872;flex-direction:column;align-items:center;gap:10px;width:100%;padding:38px;display:flex}.drop-target strong{font-size:12px;font-weight:400}.drop-target span{font-size:10px}.activity-list>div{color:#757872;align-items:center;gap:13px;padding:10px 3px;font-size:10px;display:flex}.activity-list time{white-space:nowrap;margin-left:auto;font-size:9px}.status-bar{border-top:1px solid var(--border);color:#757872;background:#f6f8fb;justify-content:space-between;align-items:center;height:27px;min-height:27px;padding:0 16px;font-size:9px;display:flex}.status-bar>span{align-items:center;gap:7px;display:flex}.status-bar kbd{margin-left:14px;font-size:8px}.progress-banner,.error-banner{color:#4ea386;background:#e8eef5;border-bottom:1px solid #d3dde8;align-items:center;gap:10px;padding:10px 22px;font-size:11px;line-height:1.5;display:flex}.progress-banner span{margin-left:auto;font-size:9px}.error-banner{color:#9d6445;background:#fff2e9;border-color:#f0dece;justify-content:space-between}.spin{animation:3s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.boot{color:#757872;flex-direction:column;justify-content:center;align-items:center;gap:18px;min-height:50vh;font-size:12px;display:flex}.modal-backdrop{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:100;background:#252d2344;justify-content:center;align-items:flex-start;padding:15vh 20px 30px;animation:.18s ease-out modal-backdrop-in;display:flex;position:fixed;inset:0;overflow:auto}.modal{background:#f8fafd;border:1px solid #d6dde4;border-radius:7px;width:520px;max-width:100%;padding:25px;animation:.2s cubic-bezier(.2,.9,.3,1.1) modal-in;box-shadow:0 18px 70px #1e29152b}@keyframes modal-backdrop-in{0%{opacity:0}}@keyframes modal-in{0%{opacity:0;transform:translateY(8px)scale(.97)}}.modal>header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.modal>header h2{font-size:17px}.modal>p{color:#757872;margin-bottom:18px;font-size:12px}.modal form{flex-direction:column;gap:19px;display:flex}.modal form>.button{align-self:flex-end}label{color:#64717f;font-size:11px;font-weight:500;display:block}label>small{color:#757872;margin-left:5px;font-weight:400}input:not([type=checkbox]),textarea{color:#38424d;background:#fffefb;border:1px solid #d5dce4;border-radius:4px;outline:none;width:100%;margin-top:8px;padding:11px 12px;font-size:12px;line-height:1.6}input::placeholder,textarea::placeholder{color:#757872}textarea{resize:vertical}.chunk-picker{border:1px solid var(--border);border-radius:4px;max-height:300px;overflow:auto}.chunk-picker label{border-bottom:1px solid var(--border);cursor:pointer;align-items:flex-start;gap:11px;padding:12px;display:flex}.chunk-picker label input{accent-color:var(--accent);margin-top:3px}.chunk-picker strong{margin-bottom:5px;font-size:10px;font-weight:500;display:block}.chunk-picker small{color:#757872;font-size:10px;font-weight:400;line-height:1.7;display:block}.chunk-picker>p{color:#757872;padding:16px;font-size:11px}.chunk-picker+.button{margin-top:20px}.palette-input{color:#757872;border-bottom:1px solid var(--border);align-items:center;gap:12px;padding-bottom:15px;display:flex}.palette-input input{background:0 0;border:0;margin:0;padding:0}.palette-results{max-height:390px;margin:16px -10px 0;padding:0 5px;overflow:auto}.palette-results .eyebrow{padding:14px 7px 7px;font-size:8px}.palette-results button{text-align:left;color:#6c6f69;border-radius:4px;align-items:center;gap:10px;width:100%;padding:10px 8px;font-size:12px;display:flex}.palette-results button>span{flex:1;min-width:0}.palette-results button.selected{background:#e3eaf1}.palette-results small{color:#757872;text-overflow:ellipsis;white-space:nowrap;margin-top:4px;font-size:9px;display:block;overflow:hidden}.palette-footer{color:#757872;border-top:1px solid var(--border);gap:20px;margin-top:17px;padding-top:13px;font-size:9px;display:flex}.concept-layout{min-height:100%;display:flex}.concept-page{flex:1;min-width:0;max-width:920px;padding-top:34px}.concept-page-icon{color:#757872;margin:23px 0 15px}.concept-page .page-heading{margin-top:0;margin-bottom:32px}.concept-page h1{font-size:34px}.concept-meta{color:#757872;flex-wrap:wrap;align-items:center;gap:15px;margin-top:16px;font-size:10px;display:flex}.concept-overview h2{margin-bottom:12px;font-size:14px}.concept-overview p{color:#757872;white-space:pre-wrap;font-size:13px;line-height:1.9}.source-pages{margin:24px 0}.source-pages h2{margin-bottom:4px;font-size:14px}.source-pages>p{margin-bottom:12px}.source-pages-scroll{gap:12px;padding-bottom:4px;display:flex;overflow-x:auto}.source-page-card{text-align:left;background:#f2f6fa;border:1px solid #d8dfe7;border-radius:4px;flex-direction:column;flex-shrink:0;gap:6px;width:220px;padding:8px;display:flex}.source-page-card:disabled{cursor:default}.source-page-lightbox{z-index:200;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#14171fb3;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.source-page-lightbox-inner{flex-direction:column;align-items:center;gap:12px;max-width:92vw;max-height:92vh;display:flex;position:relative}.source-page-lightbox-inner img{object-fit:contain;background:#fff;border-radius:4px;width:auto;max-width:92vw;height:auto;max-height:78vh;box-shadow:0 30px 80px -30px #14171f80}.source-page-lightbox-close{color:#757872;background:#fff;border:1px solid #d8dfe7;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;display:flex;position:absolute;top:-14px;right:-14px;box-shadow:0 6px 18px #14171f33}.source-page-lightbox-close:hover{color:#252d23}.source-page-lightbox-caption{color:#f2f6fa;align-items:center;gap:16px;font-size:12px;display:flex}.source-page-lightbox-caption .text-button{color:#f2f6fa}.source-page-lightbox-caption .text-button:hover{color:#fff}.source-page-image{aspect-ratio:3/4;background:#fff;border:1px solid #e5e9ee;border-radius:3px;width:100%;position:relative;overflow:hidden}.source-page-image img{object-fit:contain}.source-page-placeholder{aspect-ratio:3/4;color:#9aa0a6;background:#fff;border:1px solid #e5e9ee;border-radius:3px;justify-content:center;align-items:center;width:100%;font-size:10px;display:flex}.source-page-card span{color:#757872;text-overflow:ellipsis;white-space:nowrap;font-size:10px;overflow:hidden}.explain-callout{background:#e9eef4;border:1px solid #d5dee8;border-radius:5px;justify-content:space-between;align-items:center;gap:18px;margin:29px 0;padding:20px;display:flex}.explain-callout strong{font-size:12px;font-weight:500}.explain-callout p{color:#757872;margin-top:5px;font-size:10px}.explain-callout .button{font-size:10px}.source-links{flex-wrap:wrap;gap:10px;display:flex}.source-ref{color:#757872;text-align:left;background:#f2f6fa;border:1px solid #d8dfe7;border-radius:4px;align-items:center;gap:8px;max-width:100%;padding:10px 12px;font-size:10px;display:flex}.source-ref>span{text-overflow:ellipsis;min-width:0;overflow:hidden}.source-ref small{color:#757872;margin-top:4px;font-size:9px;display:block}.source-ref>svg{flex-shrink:0}.source-ref>svg:last-child{margin-left:auto}.notes-editor{background:#fafbfd;border-color:#dfe5ec;min-height:170px;margin-top:0;padding:16px;font-size:12px;line-height:1.9}.key-ideas{color:#757872;padding-left:20px;font-size:12px;line-height:2;list-style:outside}.context-panel{border-left:1px solid var(--border);background:#f6f8fb;flex-shrink:0;width:236px;padding:36px 23px}.context-panel .eyebrow{font-size:8px}.context-panel h3{margin:17px 0 9px;font-size:12px;font-weight:500}.context-panel p{color:#757872;margin-top:12px;font-size:10px;line-height:1.9}.context-divider{background:#dee5ec;height:1px;margin:25px 0}.relation-link{text-align:left;width:100%;margin-top:16px;display:block}.relation-link small{color:#757872;margin-bottom:6px;font-size:9px;display:block}.relation-link>span{color:#757872;justify-content:space-between;align-items:center;font-size:11px;display:flex}.history-chart{border-bottom:1px solid var(--border);align-items:flex-end;gap:13px;min-height:120px;padding:16px 0 0;display:flex;overflow:auto}.history-chart button{flex-direction:column;flex-shrink:0;align-items:center;gap:8px;width:39px;display:flex}.history-chart button>span{color:#757872;font-size:9px}.history-chart button>div{background:#a2b4c9;border-radius:2px 2px 0 0;width:100%}.history-chart small{color:#757872;padding:0 0 10px;font-size:9px}.feynman-editor{flex-direction:column;min-height:100%;display:flex}.session-topbar{justify-content:space-between;align-items:center;gap:15px;padding:20px 33px;display:flex}.session-topbar>span{color:#757872;align-items:center;gap:7px;font-size:10px;display:flex}.explanation-content{flex-direction:column;flex:1;width:100%;max-width:820px;margin:24px auto 0;padding:0 40px;display:flex}.explanation-content h1{margin:16px 0;font-size:31px}.session-instruction{color:#757872;font-size:13px;line-height:1.8}.explanation-content textarea{resize:none;color:#4b5969;background:0 0;border:0;border-radius:0;flex:1;min-height:340px;padding:25px 0;font-size:16px;line-height:2}.explanation-content textarea:focus-visible{outline:none}.session-footer{border-top:1px solid var(--border);justify-content:space-between;align-items:center;gap:15px;padding:21px 33px;display:flex}.session-footer>div{color:#757872;align-items:center;gap:18px;font-size:10px;display:flex}.session-footer>div>span{align-items:center;gap:5px;display:flex}.draft-status{font-size:9px}.back-link{margin-bottom:27px}.diagnosis-score{background:#edf2f7;border:1px solid #d7dfe9;border-radius:5px;align-items:center;gap:45px;padding:25px 30px;display:flex}.diagnosis-score strong{color:#6c6f69;margin-top:10px;font-size:48px;font-weight:350;line-height:1.1;display:block}.diagnosis-score strong small{color:#757872;margin-left:3px;font-size:20px}.score-components{flex:1;gap:17px;max-width:320px;display:grid}.score-components>div{color:#757872;align-items:center;gap:14px;font-size:10px;display:flex}.score-components>div>span{text-transform:capitalize;width:72px}.score-components .mini-track{flex:1}.score-components b{font-size:10px;font-weight:400}.diagnosis-summary{color:#757872;margin:25px 0 31px;font-size:13px}.section-title{margin:28px 0 16px;font-size:14px}.section-title>span{color:#757872;margin-left:10px;font-size:11px}.strengths p{color:#757872;align-items:flex-start;gap:10px;padding:7px 0;font-size:12px;display:flex}.strengths svg{flex-shrink:0;margin-top:2px}.weakness-list{border:1px solid #dce2e9;border-radius:5px;overflow:hidden}.weakness-item{text-align:left;align-items:flex-start;gap:15px;width:100%;padding:21px;display:flex}.weakness-item+.weakness-item{border-top:1px solid #dce2e9}.weakness-item:hover{background:#f1f5f9}.weakness-type{color:#b1a16c;background:#f2eee0;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:26px;height:26px;display:flex}.weakness-type.incorrect{color:#b98362;background:#f7eae0}.weakness-item .eyebrow{margin-bottom:7px;font-size:8px}.weakness-item strong{font-size:13px;font-weight:500;display:block}.weakness-item p{color:#757872;margin-top:8px;font-size:11px}.weakness-item small{color:#757872;margin-top:12px;font-size:9px;display:block}.weakness-item>svg{color:#757872;margin-top:5px}.comparison{border-top:1px solid var(--border);grid-template-columns:repeat(3,1fr);gap:20px;padding-top:17px;display:grid}.comparison h3{text-transform:capitalize;color:#757872;margin-bottom:9px;font-size:11px}.comparison p{color:#757872;margin-bottom:7px;font-size:10px}.saved-explanation{border:1px solid var(--border);color:#757872;border-radius:4px;margin-top:25px;padding:16px;font-size:11px}.saved-explanation summary{cursor:pointer}.saved-explanation p{white-space:pre-wrap;margin-top:17px;line-height:1.9}.practice-saved{background:#ecf1f7;border:1px solid #d5dee8;border-radius:5px;padding:30px}.practice-saved h2{margin:15px 0;font-size:19px}.practice-saved p{color:#757872;margin-bottom:17px;font-size:12px}.relearn-toolbar{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:15px;padding:19px 27px;display:flex}.relearn-toolbar>span{letter-spacing:1.4px;color:#757872;font-size:9px}.relearn-layout{grid-template-columns:minmax(0,1fr) 290px;display:grid}.relearn-context{border-left:1px solid var(--border);background:#f4f8fc;padding:30px 23px}.relearn-context h2{margin:17px 0;font-size:20px}.relearn-context p{color:#757872;font-size:12px;line-height:1.9}.relearn-context h3{margin:26px 0 13px;font-size:11px}.relearn-context blockquote{color:#757872;background:#e8eef5;border-left:2px solid #c7d2df;margin:15px 0;padding:12px;font-size:12px;font-style:italic;line-height:1.8}.relearn-context .source-ref{width:100%;margin-bottom:9px}.relearn-actions{flex-direction:column;gap:13px;margin-top:25px;display:flex}.relearn-actions .footnote{margin-top:0;font-size:9px}.source-heading{justify-content:space-between;align-items:center;gap:15px;margin-bottom:25px;display:flex}.source-heading h2{overflow-wrap:anywhere;align-items:center;gap:9px;margin-top:12px;font-size:19px;display:flex}.source-heading .button{font-size:10px}.source-viewer.compact{padding:30px}.pdf-frame{border:1px solid var(--border);background:#e5ebf1;border-radius:3px;width:100%;height:530px}.source-excerpts article{border:1px solid #dfe5ec;border-radius:4px;margin-bottom:15px;padding:21px}.source-excerpts article.highlighted{background:#dfeaf7;border-color:#a7bfda}.excerpt-label{color:#757872;justify-content:space-between;margin-bottom:14px;font-size:9px;display:flex}.source-excerpts p{white-space:pre-wrap;overflow-wrap:anywhere;color:#757872;font-size:13px;line-height:1.9}.settings-page{max-width:950px}.setting-row{border-top:1px solid var(--border);color:#757872;justify-content:space-between;align-items:center;gap:30px;padding:23px 0;font-size:11px;display:flex}.setting-row strong{color:#4d5f74;font-size:12px;font-weight:500}.setting-row p{color:#757872;max-width:530px;margin-top:7px;font-size:11px;line-height:1.9}.setting-row>span{white-space:nowrap}.privacy-note{color:#757872;background:#e7eef5;border:1px solid #cedae8;border-radius:5px;align-items:flex-start;gap:15px;margin:10px 0 20px;padding:23px;display:flex}.privacy-note>svg{flex-shrink:0}.privacy-note h3{margin-bottom:8px;font-size:12px}.privacy-note p{color:#757872;font-size:11px}.privacy-note a{margin-top:10px;font-size:10px;text-decoration:underline;display:inline-block}.settings-copy{color:#757872;font-size:12px;line-height:2}.settings-page>.button{margin-top:25px}.auth-page{background:#eff3f8;min-height:100dvh}.auth-brand{color:#2b59c3;align-items:center;gap:10px;padding:36px;font-size:20px;font-weight:500;display:flex}.auth-form{max-width:400px;margin:10vh auto;padding:0 20px}.auth-form h1{margin:20px 0 10px;font-size:34px}.auth-form>p{color:#757872;font-size:12px}.auth-form form{gap:22px;margin:30px 0 20px;display:grid}.auth-form .button{width:100%}.auth-local{border-top:1px solid var(--border);margin-top:35px;padding-top:20px}.auth-local small{color:#757872;margin-top:7px;font-size:10px;display:block}.notice{color:#757872;background:#e7eef5;border:1px solid #d1dbe7;border-radius:4px;margin:18px 0;padding:15px;font-size:12px;animation:.2s ease-out notice-in}@keyframes notice-in{0%{opacity:0;transform:translateY(-4px)}}.sidebar-scrim{display:none}@media (min-width:1500px){.page{padding-left:60px;padding-right:60px}.context-panel{width:260px}}@media (max-width:1279px){.sidebar{width:219px}.page{padding:34px 32px}.context-panel{width:205px;padding:30px 18px}.concept-page h1{font-size:30px}.explain-callout{flex-direction:column;align-items:flex-start}.tabs-hint{display:none}.subject-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.relearn-layout{grid-template-columns:minmax(0,1fr) 250px}}@media (max-width:1000px){.context-panel{display:none}.page{padding:30px 26px}.sidebar{width:205px}.session-topbar{padding:18px 24px}.relearn-layout{grid-template-columns:1fr}.relearn-context{border-left:0;border-top:1px solid var(--border)}.progress-banner span{display:none}.source-viewer.compact{padding:24px}}@media (max-width:760px){.sidebar{z-index:80;width:235px;transition:transform .18s;position:fixed;inset:0 auto 0 0;transform:translate(-100%)}.sidebar-open .sidebar{transform:translate(0)}.sidebar-open .sidebar-scrim{z-index:70;background:#25301855;display:block;position:fixed;inset:0}.show-sidebar{margin-left:7px;display:flex}.sidebar-hide{opacity:1}.page{padding:26px 22px 40px}.page-heading{align-items:flex-start}.page-heading h1{font-size:27px}.page-kicker span:last-child{display:none}.overview-strip>div{padding:0 15px}.stat-label{letter-spacing:.5px;font-size:8px}.overview-strip strong{flex-wrap:wrap;gap:6px;font-size:25px}.overview-strip small{font-size:10px}.welcome-panel{gap:17px;padding:23px 20px}.welcome-mark{width:42px;height:46px}.welcome-panel h2{font-size:18px}.welcome-panel p{font-size:11px}.subject-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.learning-loop{gap:12px}.learning-loop svg{display:none}.learning-loop>div{gap:5px;font-size:9px}.workspace-breadcrumb{padding:0 20px}.workspace-private{display:none}.section-heading{flex-wrap:wrap}.continue-panel{flex-direction:column;align-items:flex-start;padding:22px}.continue-panel h2{font-size:21px}.modal-backdrop{padding-top:8vh}.session-topbar>span{max-width:150px;font-size:9px}.explanation-content{margin-top:15px;padding:0 25px}.explanation-content h1{font-size:28px}.explanation-content textarea{min-height:280px;font-size:15px}.session-footer{padding:18px 20px}.session-footer>div{gap:10px}.draft-status{display:none!important}.session-footer .button{font-size:10px}.diagnosis-score{gap:25px;padding:23px 20px}.diagnosis-score strong{font-size:40px}.score-components>div{gap:7px}.score-components>div>span{width:63px;font-size:9px}.comparison{grid-template-columns:1fr;gap:15px}.setting-row{gap:15px}.privacy-note{padding:18px}.source-heading h2{font-size:16px}.source-heading{align-items:flex-start}.relearn-toolbar{gap:10px;padding:15px}.relearn-toolbar>span{display:none}.auth-brand{padding:26px}.auth-form{margin-top:8vh}}@media (max-width:430px){.subject-grid{grid-template-columns:1fr}.page-heading{flex-direction:column;gap:18px}.page-heading>.button{align-self:flex-start}.empty-subject-row{gap:7px;padding:17px}.empty-subject-row .text-button{font-size:9px}.subject-card{min-height:155px}.setting-row{flex-direction:column;align-items:flex-start}.welcome-mark{display:none}.diagnosis-score{flex-direction:column;align-items:flex-start}.score-components{width:100%}.list-row{gap:10px}.list-row time{display:none}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.mastery.strong{color:#2b59c3}.mastery.developing{color:#8b7437}.mastery.weak{color:#a16645}.notion-connect{flex-wrap:wrap;align-items:center;gap:10px;padding:14px 0 4px;display:flex}.gemini-key-form{gap:12px;max-width:620px;padding:18px 0 25px;display:grid}.gemini-key-form input[type=password]{margin:0}.gemini-consent{align-items:flex-start;gap:10px;font-weight:400;line-height:1.8;display:flex}.gemini-consent input{accent-color:var(--accent);flex-shrink:0;margin-top:4px}.gemini-key-form .button-group{flex-wrap:wrap}.gemini-key-form select{color:var(--ink);background:#fffefb;border:1px solid #d5dce4;border-radius:4px;width:100%;padding:11px 12px}.tabs-right{flex-shrink:0;align-items:center;gap:8px;margin-left:auto;display:flex}.tabs-right .exam-badge{cursor:pointer;white-space:nowrap;border:0;margin-left:0;font-family:inherit}.tabs-right .exam-badge:hover{background:#d7dfe9}.tabs-right .exam-badge.urgent:hover{background:#eddac8}.account-indicator{color:#757872;border-radius:4px;flex-shrink:0;align-items:center;gap:7px;padding:6px 10px;font-size:11px;display:inline-flex}.account-indicator:hover{background:#e3e7eb}.account-email{text-overflow:ellipsis;white-space:nowrap;max-width:160px;overflow:hidden}.account-indicator.local .status-dot{background:#adb4bb}.account-address{overflow-wrap:anywhere}@media (max-width:600px){.account-email{max-width:90px}.account-indicator{gap:5px;padding:6px}.tabs-right .exam-badge{display:none}.tabs{min-width:0}}.retrieval-prompts{color:#636d5d;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:18px 0;font-size:12px;display:grid}.retrieval-prompts strong{color:#34472e}.retrieval-next-step{background:#f1f5ec;border:1px solid #cfdcc4;border-radius:12px;margin:20px 0;padding:20px}.retrieval-next-step p{margin:8px 0 12px;line-height:1.7}.confidence-check{border-top:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:8px;padding:12px 24px;font-size:12px;display:flex}.confidence-check .button[aria-pressed=true]{background:#e2edd6;border-color:#71955b}@media (max-width:600px){.retrieval-prompts{grid-template-columns:1fr}.confidence-check{padding:10px 14px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}