@charset "UTF-8";@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url("./media/KaTeX_AMS-Regular-U6PRYMIZ.woff2") format("woff2"),url("./media/KaTeX_AMS-Regular-CYEKBG2K.woff") format("woff"),url("./media/KaTeX_AMS-Regular-JKX5W2C4.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url("./media/KaTeX_Caligraphic-Bold-5QL5CMTE.woff2") format("woff2"),url("./media/KaTeX_Caligraphic-Bold-WZ3QSGD3.woff") format("woff"),url("./media/KaTeX_Caligraphic-Bold-ZTS3R3HK.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url("./media/KaTeX_Caligraphic-Regular-KX5MEWCF.woff2") format("woff2"),url("./media/KaTeX_Caligraphic-Regular-3LKEU76G.woff") format("woff"),url("./media/KaTeX_Caligraphic-Regular-A7XRTZ5Q.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url("./media/KaTeX_Fraktur-Bold-2QVFK6NQ.woff2") format("woff2"),url("./media/KaTeX_Fraktur-Bold-T4SWXBMT.woff") format("woff"),url("./media/KaTeX_Fraktur-Bold-WGHVTYOR.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url("./media/KaTeX_Fraktur-Regular-2PEIFJSJ.woff2") format("woff2"),url("./media/KaTeX_Fraktur-Regular-PQMHCIK6.woff") format("woff"),url("./media/KaTeX_Fraktur-Regular-5U4OPH2X.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url("./media/KaTeX_Main-Bold-YP5VVQRP.woff2") format("woff2"),url("./media/KaTeX_Main-Bold-2GA4IZIN.woff") format("woff"),url("./media/KaTeX_Main-Bold-W5FBVCZM.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url("./media/KaTeX_Main-BoldItalic-N4V3DX7S.woff2") format("woff2"),url("./media/KaTeX_Main-BoldItalic-4P4C7HJH.woff") format("woff"),url("./media/KaTeX_Main-BoldItalic-ODMLBJJQ.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url("./media/KaTeX_Main-Italic-RELBIK7M.woff2") format("woff2"),url("./media/KaTeX_Main-Italic-SASNQFN2.woff") format("woff"),url("./media/KaTeX_Main-Italic-I43T2HSR.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url("./media/KaTeX_Main-Regular-ARRPAO67.woff2") format("woff2"),url("./media/KaTeX_Main-Regular-P5I74A2A.woff") format("woff"),url("./media/KaTeX_Main-Regular-W74P5G27.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url("./media/KaTeX_Math-BoldItalic-K4WTGH3J.woff2") format("woff2"),url("./media/KaTeX_Math-BoldItalic-6EBV3DK5.woff") format("woff"),url("./media/KaTeX_Math-BoldItalic-VB447A4D.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url("./media/KaTeX_Math-Italic-6KGCHLFN.woff2") format("woff2"),url("./media/KaTeX_Math-Italic-KKK3USB2.woff") format("woff"),url("./media/KaTeX_Math-Italic-SON4MRCA.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url("./media/KaTeX_SansSerif-Bold-RRNVJFFW.woff2") format("woff2"),url("./media/KaTeX_SansSerif-Bold-X5M5EMOD.woff") format("woff"),url("./media/KaTeX_SansSerif-Bold-STQ6RXC7.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url("./media/KaTeX_SansSerif-Italic-HMPFTM52.woff2") format("woff2"),url("./media/KaTeX_SansSerif-Italic-PSN4QKYX.woff") format("woff"),url("./media/KaTeX_SansSerif-Italic-WTBAZBGY.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url("./media/KaTeX_SansSerif-Regular-XIQ62X4E.woff2") format("woff2"),url("./media/KaTeX_SansSerif-Regular-OQCII6EP.woff") format("woff"),url("./media/KaTeX_SansSerif-Regular-2TL3USAE.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url("./media/KaTeX_Script-Regular-APUWIHLP.woff2") format("woff2"),url("./media/KaTeX_Script-Regular-A5IFOEBS.woff") format("woff"),url("./media/KaTeX_Script-Regular-72OLXYNA.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url("./media/KaTeX_Size1-Regular-5LRUTBFT.woff2") format("woff2"),url("./media/KaTeX_Size1-Regular-4HRHTS65.woff") format("woff"),url("./media/KaTeX_Size1-Regular-7K6AASVL.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url("./media/KaTeX_Size2-Regular-LELKET5D.woff2") format("woff2"),url("./media/KaTeX_Size2-Regular-K5ZHAIS6.woff") format("woff"),url("./media/KaTeX_Size2-Regular-222HN3GT.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url("./media/KaTeX_Size3-Regular-WQRQ47UD.woff2") format("woff2"),url("./media/KaTeX_Size3-Regular-TLFPAHDE.woff") format("woff"),url("./media/KaTeX_Size3-Regular-UFCO6WCA.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url("./media/KaTeX_Size4-Regular-CDMV7U5C.woff2") format("woff2"),url("./media/KaTeX_Size4-Regular-PKMWZHNC.woff") format("woff"),url("./media/KaTeX_Size4-Regular-7PGNVPQK.ttf") format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url("./media/KaTeX_Typewriter-Regular-VBYJ4NRC.woff2") format("woff2"),url("./media/KaTeX_Typewriter-Regular-MJMFSK64.woff") format("woff"),url("./media/KaTeX_Typewriter-Regular-3F5K6SQ6.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:"0.16.47"}.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>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;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 .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}:root{--bg: #0f1115;--surface: #161a22;--surface-2: #1f2530;--border: #2a3140;--text: #e7ebf2;--text-dim: #9aa3b2;--accent: #8b5cf6;--accent-dim: #6d28d9;--accent-soft: rgba(139, 92, 246, .15);--danger: #e23b3b;--warn: #d98c1a;--radius: 8px;--font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;cursor:pointer;background:var(--accent);color:#fff;border:0;padding:8px 14px;border-radius:var(--radius)}button:hover{background:var(--accent-dim)}button[disabled]{opacity:.5;cursor:not-allowed}button.ghost{background:transparent;color:var(--text);border:1px solid var(--border)}button.ghost:hover{background:var(--surface-2)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.muted{color:var(--text-dim)}.katex-display{margin:.5em 0;text-align:center;overflow-x:auto;overflow-y:hidden}.katex-display>.katex-display{overflow:visible}.katex-display .katex{font-size:1.05em}.katex-inline{display:inline-block}.katex-inline .katex{font-size:1em}.katex-display-inline{display:inline-block;vertical-align:middle}.katex{max-width:100%;overflow:visible;white-space:normal;word-break:break-word}.katex .frac-line,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-width:max(.04em,1px)!important}.fill-blank{display:inline-block;min-width:2.5em;border-bottom:2px solid currentColor;margin:0 .15em;vertical-align:baseline}app-admin-crud-modal,app-admin-faq-panel,app-chapter-crud,app-chapter-group-crud,app-curriculum-crud,app-curriculum-official-texts,app-exercise-bulk-import,app-exercise-crud,app-exercise-edit,app-exercise-form,app-exercise-list-filters,app-grade-crud,app-image-carousel,app-lesson-crud,app-lesson-form,app-leuk-rag-button,app-pdf-import,app-simple-audio-player,app-subject-crud,app-bank-management,app-contributions-review,app-contribution-detail,app-error-reports,app-user-suggestions,app-subscription-analytics,app-subscription-details,app-admin-retention,app-admin-anta,app-admin-user-management,app-admin-model-config,app-admin-display-config{color-scheme:dark;color:var(--text)}app-admin-crud-modal select,app-admin-crud-modal input:not([type=checkbox]):not([type=radio]):not([type=range]),app-admin-crud-modal textarea,app-admin-faq-panel select,app-admin-faq-panel input:not([type=checkbox]):not([type=radio]):not([type=range]),app-admin-faq-panel textarea,app-chapter-crud select,app-chapter-crud input:not([type=checkbox]):not([type=radio]):not([type=range]),app-chapter-crud textarea,app-chapter-group-crud select,app-chapter-group-crud input:not([type=checkbox]):not([type=radio]):not([type=range]),app-chapter-group-crud textarea,app-curriculum-crud select,app-curriculum-crud input:not([type=checkbox]):not([type=radio]):not([type=range]),app-curriculum-crud textarea,app-curriculum-official-texts select,app-curriculum-official-texts input:not([type=checkbox]):not([type=radio]):not([type=range]),app-curriculum-official-texts textarea,app-exercise-bulk-import select,app-exercise-bulk-import input:not([type=checkbox]):not([type=radio]):not([type=range]),app-exercise-bulk-import textarea,app-exercise-crud select,app-exercise-crud input:not([type=checkbox]):not([type=radio]):not([type=range]),app-exercise-crud textarea,app-exercise-edit select,app-exercise-edit input:not([type=checkbox]):not([type=radio]):not([type=range]),app-exercise-edit textarea,app-exercise-form select,app-exercise-form input:not([type=checkbox]):not([type=radio]):not([type=range]),app-exercise-form textarea,app-exercise-list-filters select,app-exercise-list-filters input:not([type=checkbox]):not([type=radio]):not([type=range]),app-exercise-list-filters textarea,app-grade-crud select,app-grade-crud input:not([type=checkbox]):not([type=radio]):not([type=range]),app-grade-crud textarea,app-image-carousel select,app-image-carousel input:not([type=checkbox]):not([type=radio]):not([type=range]),app-image-carousel textarea,app-lesson-crud select,app-lesson-crud input:not([type=checkbox]):not([type=radio]):not([type=range]),app-lesson-crud textarea,app-lesson-form select,app-lesson-form input:not([type=checkbox]):not([type=radio]):not([type=range]),app-lesson-form textarea,app-leuk-rag-button select,app-leuk-rag-button input:not([type=checkbox]):not([type=radio]):not([type=range]),app-leuk-rag-button textarea,app-pdf-import select,app-pdf-import input:not([type=checkbox]):not([type=radio]):not([type=range]),app-pdf-import textarea,app-simple-audio-player select,app-simple-audio-player input:not([type=checkbox]):not([type=radio]):not([type=range]),app-simple-audio-player textarea,app-subject-crud select,app-subject-crud input:not([type=checkbox]):not([type=radio]):not([type=range]),app-subject-crud textarea,app-bank-management select,app-bank-management input:not([type=checkbox]):not([type=radio]):not([type=range]),app-bank-management textarea,app-contributions-review select,app-contributions-review input:not([type=checkbox]):not([type=radio]):not([type=range]),app-contributions-review textarea,app-contribution-detail select,app-contribution-detail input:not([type=checkbox]):not([type=radio]):not([type=range]),app-contribution-detail textarea,app-error-reports select,app-error-reports input:not([type=checkbox]):not([type=radio]):not([type=range]),app-error-reports textarea,app-user-suggestions select,app-user-suggestions input:not([type=checkbox]):not([type=radio]):not([type=range]),app-user-suggestions textarea,app-subscription-analytics select,app-subscription-analytics input:not([type=checkbox]):not([type=radio]):not([type=range]),app-subscription-analytics textarea,app-subscription-details select,app-subscription-details input:not([type=checkbox]):not([type=radio]):not([type=range]),app-subscription-details textarea,app-admin-retention select,app-admin-retention input:not([type=checkbox]):not([type=radio]):not([type=range]),app-admin-retention textarea,app-admin-anta select,app-admin-anta input:not([type=checkbox]):not([type=radio]):not([type=range]),app-admin-anta textarea,app-admin-user-management select,app-admin-user-management input:not([type=checkbox]):not([type=radio]):not([type=range]),app-admin-user-management textarea,app-admin-model-config select,app-admin-model-config input:not([type=checkbox]):not([type=radio]):not([type=range]),app-admin-model-config textarea,app-admin-display-config select,app-admin-display-config input:not([type=checkbox]):not([type=radio]):not([type=range]),app-admin-display-config textarea{background:var(--surface-2);color:var(--text);border-color:var(--border)}app-admin-crud-modal input::placeholder,app-admin-crud-modal textarea::placeholder,app-admin-faq-panel input::placeholder,app-admin-faq-panel textarea::placeholder,app-chapter-crud input::placeholder,app-chapter-crud textarea::placeholder,app-chapter-group-crud input::placeholder,app-chapter-group-crud textarea::placeholder,app-curriculum-crud input::placeholder,app-curriculum-crud textarea::placeholder,app-curriculum-official-texts input::placeholder,app-curriculum-official-texts textarea::placeholder,app-exercise-bulk-import input::placeholder,app-exercise-bulk-import textarea::placeholder,app-exercise-crud input::placeholder,app-exercise-crud textarea::placeholder,app-exercise-edit input::placeholder,app-exercise-edit textarea::placeholder,app-exercise-form input::placeholder,app-exercise-form textarea::placeholder,app-exercise-list-filters input::placeholder,app-exercise-list-filters textarea::placeholder,app-grade-crud input::placeholder,app-grade-crud textarea::placeholder,app-image-carousel input::placeholder,app-image-carousel textarea::placeholder,app-lesson-crud input::placeholder,app-lesson-crud textarea::placeholder,app-lesson-form input::placeholder,app-lesson-form textarea::placeholder,app-leuk-rag-button input::placeholder,app-leuk-rag-button textarea::placeholder,app-pdf-import input::placeholder,app-pdf-import textarea::placeholder,app-simple-audio-player input::placeholder,app-simple-audio-player textarea::placeholder,app-subject-crud input::placeholder,app-subject-crud textarea::placeholder,app-bank-management input::placeholder,app-bank-management textarea::placeholder,app-contributions-review input::placeholder,app-contributions-review textarea::placeholder,app-contribution-detail input::placeholder,app-contribution-detail textarea::placeholder,app-error-reports input::placeholder,app-error-reports textarea::placeholder,app-user-suggestions input::placeholder,app-user-suggestions textarea::placeholder,app-subscription-analytics input::placeholder,app-subscription-analytics textarea::placeholder,app-subscription-details input::placeholder,app-subscription-details textarea::placeholder,app-admin-retention input::placeholder,app-admin-retention textarea::placeholder,app-admin-anta input::placeholder,app-admin-anta textarea::placeholder,app-admin-user-management input::placeholder,app-admin-user-management textarea::placeholder,app-admin-model-config input::placeholder,app-admin-model-config textarea::placeholder,app-admin-display-config input::placeholder,app-admin-display-config textarea::placeholder{color:var(--text-dim)}app-admin-crud-modal hr,app-admin-faq-panel hr,app-chapter-crud hr,app-chapter-group-crud hr,app-curriculum-crud hr,app-curriculum-official-texts hr,app-exercise-bulk-import hr,app-exercise-crud hr,app-exercise-edit hr,app-exercise-form hr,app-exercise-list-filters hr,app-grade-crud hr,app-image-carousel hr,app-lesson-crud hr,app-lesson-form hr,app-leuk-rag-button hr,app-pdf-import hr,app-simple-audio-player hr,app-subject-crud hr,app-bank-management hr,app-contributions-review hr,app-contribution-detail hr,app-error-reports hr,app-user-suggestions hr,app-subscription-analytics hr,app-subscription-details hr,app-admin-retention hr,app-admin-anta hr,app-admin-user-management hr,app-admin-model-config hr,app-admin-display-config hr{border-color:var(--border)}.page-header{padding:18px 24px 14px;border-bottom:1px solid var(--border);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.page-header h1,.page-header h2{margin:0;font-size:22px;font-weight:700;letter-spacing:-.02em}