@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2)format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff)format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2)format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff)format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2)format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff)format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2)format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff)format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2)format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff)format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2)format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff)format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2)format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff)format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2)format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff)format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2)format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff)format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2)format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff)format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2)format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff)format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff)format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff)format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff)format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2)format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff)format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2)format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff)format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2)format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff)format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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)format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff)format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2)format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff)format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2)format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff)format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf)format("truetype")}.katex{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:"0.16.45"}.katex .katex-mathml{clip:rect(1px,1px,1px,1px);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.newline{display:block}.katex .base{white-space:nowrap;width:min-content;position:relative}.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;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 .vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{flex-direction:row;display:inline-flex}.katex .thinbox{width:0;max-width:0}.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 .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{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.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;width:100%;display:inline-block}.katex .hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.root{margin-left:.277778em;margin-right:-.555556em}.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:.833333em}.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:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.33333em}.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:1.66667em}.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:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.857143em}.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:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.55429em}.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:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.888889em}.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:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.33333em}.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:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.76444em}.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:.416667em}.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:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.666667em}.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:.833333em}.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:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.555556em}.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:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.833333em}.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:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.833333em}.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:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.833173em}.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:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.833601em}.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{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 .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{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 .stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .stretchy:after,.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 .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 .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>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}*,:before,:after{box-sizing:border-box}body{color:#1f2937;background:#111827;margin:0;font-family:system-ui,Segoe UI,Roboto,sans-serif;font-size:15px}#app{width:100%;min-height:100svh}:focus-visible{outline-offset:2px;outline:3px solid #60a5fa}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media print{body{color:#000;background:#fff}}.video-segment.svelte-16zzams{flex-direction:column;gap:8px;width:100%;max-width:960px;display:flex}.player-stage .video-segment.svelte-16zzams{flex:1;align-self:center;width:100%;max-width:min(177.778svh - 391.111px,100%);min-height:0}.group-prompt.svelte-16zzams{background:0 0;border:1px solid #0000;border-radius:6px;flex-shrink:0;min-height:123px;max-height:123px;padding:10px 14px;transition:max-height .2s,background .15s,border-color .15s;overflow:hidden}.group-prompt-active.svelte-16zzams{background:#1a3a6b;border-color:#3b6bc4}.group-prompt-expanded.svelte-16zzams{max-height:600px}.prompt-header.svelte-16zzams{align-items:center;gap:10px;margin-bottom:8px;display:flex}.prompt-badge.svelte-16zzams{text-transform:uppercase;letter-spacing:.08em;color:#fff;background:#3b6bc4;border-radius:10px;flex-shrink:0;padding:2px 8px;font-size:10px;font-weight:700}.prompt-expand.svelte-16zzams{color:#ffffff80;cursor:pointer;background:0 0;border:none;border-radius:3px;padding:2px 6px;font-size:11px;line-height:1}.prompt-expand.svelte-16zzams:hover{color:#fff;background:#ffffff1a}.prompt-content.svelte-16zzams{max-height:80px;overflow:hidden}.group-prompt-expanded.svelte-16zzams .prompt-content:where(.svelte-16zzams){max-height:500px}.prompt-dismiss.svelte-16zzams{color:#ffffff80;cursor:pointer;background:0 0;border:none;border-radius:3px;margin-left:auto;padding:2px 6px;font-size:14px;line-height:1}.prompt-dismiss.svelte-16zzams:hover{color:#fff;background:#ffffff1a}.prompt-list.svelte-16zzams{flex-direction:column;gap:6px;margin:0;padding-left:20px;display:flex}.prompt-text.svelte-16zzams{color:#fff;margin:0;font-size:16px;font-weight:500;line-height:2}.video-wrap.svelte-16zzams{aspect-ratio:16/9;background:#000;border-radius:4px;flex-shrink:1;width:100%;overflow:hidden}.player-stage .video-wrap.svelte-16zzams{aspect-ratio:16/9;flex:1;width:auto;max-width:100%;min-height:0}.video-el.svelte-16zzams{object-fit:contain;width:100%;height:100%;display:block}.timeline-row.svelte-16zzams{-webkit-user-select:none;user-select:none;align-items:center;gap:10px;padding:0 2px;display:flex}.time-label.svelte-16zzams{font-variant-numeric:tabular-nums;color:#ffffff8c;min-width:36px;font-size:12px}.time-label.end.svelte-16zzams{text-align:right}.track-outer.svelte-16zzams{cursor:pointer;border-radius:4px;flex:1;align-items:center;height:20px;display:flex;position:relative}.track-outer.svelte-16zzams:before{content:"";background:#ffffff26;border-radius:2px;height:4px;position:absolute;left:0;right:0}.segment-range.svelte-16zzams{pointer-events:none;background:#ffffff1a;border-radius:2px;height:4px;position:absolute}.track-fill.svelte-16zzams{pointer-events:none;background:#60a5fa;border-radius:2px;max-width:100%;height:4px;position:absolute;left:0}.track-thumb.svelte-16zzams{pointer-events:none;background:#fff;border-radius:50%;width:12px;height:12px;position:absolute;transform:translate(-50%);box-shadow:0 1px 3px #00000080}.marker-range.svelte-16zzams{opacity:.55;pointer-events:none;border-radius:2px;height:4px;margin-top:-2px;position:absolute;top:50%}.range-prompt.svelte-16zzams{background:#34d399}.range-note.svelte-16zzams{background:#fbbf24}.marker.svelte-16zzams{pointer-events:none;border:1.5px solid #00000059;position:absolute;top:50%;transform:translate(-50%)translateY(-50%)}.marker-prompt.svelte-16zzams{background:#34d399;border-radius:50%;width:8px;height:8px}.marker-note.svelte-16zzams{background:#fbbf24;border-radius:50%;width:8px;height:8px}.marker-challenge.svelte-16zzams{background:#fff;border-radius:2px;width:9px;height:9px;transform:translate(-50%)translateY(-50%)rotate(45deg)}.marker-clickable.svelte-16zzams{cursor:pointer;pointer-events:all;transition:transform .1s}.marker-challenge.marker-clickable.svelte-16zzams:hover{transform:translate(-50%)translateY(-50%)rotate(45deg)scale(1.8)}.marker-prompt.marker-clickable.svelte-16zzams:hover{transform:translate(-50%)translateY(-50%)scale(1.8)}.track-outer.svelte-16zzams:focus-visible{outline-offset:3px;outline:2px solid #60a5fa}.controls-row.svelte-16zzams{align-items:center;gap:12px;padding:0 2px;display:flex}.play-btn.svelte-16zzams{color:#fff;cursor:pointer;background:#ffffff14;border:2px solid #ffffff40;border-radius:4px;align-items:center;gap:8px;min-width:100px;min-height:44px;padding:9px 24px;font-size:15px;font-weight:600;transition:background .1s;display:flex}.play-btn.svelte-16zzams:hover{background:#ffffff29}.play-btn.svelte-16zzams:focus-visible{outline-offset:3px;outline:3px solid #60a5fa}.cc-btn.svelte-16zzams{color:#ffffff73;letter-spacing:.04em;cursor:pointer;background:#ffffff0f;border:1px solid #fff3;border-radius:4px;min-height:36px;padding:6px 10px;font-size:12px;font-weight:700;transition:background .1s,color .1s}.cc-btn.svelte-16zzams:hover{color:#fffc;background:#ffffff1f}.cc-btn.cc-on.svelte-16zzams{color:#fff;background:#ffffff1f;border-color:#ffffff80}.cc-btn.svelte-16zzams:focus-visible{outline-offset:3px;outline:3px solid #60a5fa}.kb-hint.svelte-16zzams{color:#ffffff4d;pointer-events:none;flex:1;font-size:11px}.notes-toggle.svelte-16zzams{color:#ffffffbf;cursor:pointer;white-space:nowrap;background:#ffffff0f;border:1px solid #fff3;border-radius:4px;align-items:center;gap:6px;min-height:36px;padding:7px 16px;font-size:13px;font-weight:500;transition:background .1s;display:flex}.notes-toggle.svelte-16zzams:hover{background:#ffffff1f}.notes-toggle.svelte-16zzams:focus-visible{outline-offset:2px;outline:2px solid #60a5fa}.notes-panel.svelte-16zzams{background:#ffffff0d;border:1px solid #ffffff1f;border-radius:6px;padding:14px 16px}.note-entry.svelte-16zzams{flex-direction:column;gap:6px;display:flex}.notes-panel.svelte-16zzams .note-entry:where(.svelte-16zzams)+.note-entry:where(.svelte-16zzams){border-top:1px solid #ffffff14;margin-top:12px;padding-top:12px}.note-category.svelte-16zzams{text-transform:uppercase;letter-spacing:.08em;color:#fbbf24;font-size:10px;font-weight:700}.note-text.svelte-16zzams{color:#d1d5db;margin:0;font-size:14px;line-height:1.6}.note-empty.svelte-16zzams{color:#ffffff4d;margin:0;font-size:13px;font-style:italic}@media (prefers-reduced-motion:reduce){.play-btn.svelte-16zzams,.cc-btn.svelte-16zzams,.notes-toggle.svelte-16zzams,.group-prompt.svelte-16zzams{transition:none}}.challenge-wrap.svelte-z3sksm{flex-direction:column;gap:10px;width:100%;max-width:1200px;height:100%;padding:16px 20px 12px;display:flex;overflow:hidden}.challenge-header.svelte-z3sksm{flex-shrink:0;align-items:center;gap:10px;display:flex}.challenge-badge.svelte-z3sksm{text-transform:uppercase;letter-spacing:.08em;color:#fff;background:#1e3a5f;border-radius:12px;padding:3px 10px;font-size:11px;font-weight:700}.challenge-label.svelte-z3sksm{color:#fff;font-size:16px;font-weight:600}.iframe-wrap.svelte-z3sksm{background:#fff;border:1px solid #374151;border-radius:6px;flex:1;min-height:0;overflow:hidden}.challenge-iframe.svelte-z3sksm{border:none;width:100%;height:100%;display:block}.no-problem.svelte-z3sksm{color:#6b7280;flex:1;justify-content:center;align-items:center;font-size:14px;display:flex}.challenge-footer.svelte-z3sksm{flex-shrink:0;justify-content:flex-end;align-items:center;gap:10px;padding-top:4px;display:flex}.continue-btn.svelte-z3sksm{color:#fff;cursor:pointer;background:#1e3a5f;border:1px solid #ffffff40;border-radius:4px;padding:8px 22px;font-size:14px;font-weight:600;transition:background .1s}.continue-btn.svelte-z3sksm:hover{background:#1e4d8c}.notes-toggle.svelte-z3sksm{color:#ffffffbf;cursor:pointer;white-space:nowrap;background:#ffffff0f;border:1px solid #fff3;border-radius:4px;align-items:center;gap:6px;min-height:36px;padding:7px 16px;font-size:13px;font-weight:500;transition:background .1s;display:flex}.notes-toggle.svelte-z3sksm:hover{background:#ffffff1f}.notes-toggle.svelte-z3sksm:focus-visible{outline-offset:2px;outline:2px solid #60a5fa}.notes-panel.svelte-z3sksm{background:#ffffff0d;border:1px solid #ffffff1f;border-radius:6px;flex-shrink:0;padding:14px 16px}.note-text.svelte-z3sksm{color:#d1d5db;white-space:pre-wrap;margin:0;font-size:14px;line-height:1.6}@media (prefers-reduced-motion:reduce){.continue-btn.svelte-z3sksm,.notes-toggle.svelte-z3sksm{transition:none}}.sidebar.svelte-rejnno{zoom:1.3;background:#1f2937;border-right:1px solid #374151;flex-direction:column;flex-shrink:0;width:300px;display:flex;overflow-y:auto}.sidebar-title.svelte-rejnno{text-transform:uppercase;letter-spacing:.1em;color:#6b7280;border-bottom:1px solid #374151;flex-shrink:0;padding:12px 14px 8px;font-size:10px;font-weight:700}.pillbox.svelte-rejnno{border:1px solid #374151;border-radius:20px;flex-shrink:0;margin:8px 14px;display:flex;overflow:hidden}.pillbox.svelte-rejnno button:where(.svelte-rejnno){color:#6b7280;cursor:pointer;background:0 0;border:none;flex:1;padding:4px 10px;font-size:11px;font-weight:500;transition:background .1s,color .1s}.pillbox.svelte-rejnno button:where(.svelte-rejnno):hover{color:#d1d5db;background:#ffffff0f}.pillbox.svelte-rejnno button.pill-active:where(.svelte-rejnno){color:#fff;background:#ffffff1a}.pillbox.svelte-rejnno button:where(.svelte-rejnno):first-child{border-right:1px solid #374151}.seg-list.svelte-rejnno{flex-direction:column;padding:4px 0;display:flex}.seg-item.svelte-rejnno{color:#d1d5db;cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:6px;width:100%;padding:7px 14px;font-size:13px;font-weight:500;transition:background .1s;display:flex}.seg-item.svelte-rejnno:hover{background:#ffffff0f}.seg-item.active.svelte-rejnno{color:#fff;background:#ffffff1a}.seg-item.challenge.svelte-rejnno{color:#fbbf24}.toggle-btn.svelte-rejnno{color:inherit;cursor:pointer;opacity:.6;background:0 0;border:none;flex-shrink:0;padding:0 2px;font-size:9px;line-height:1}.toggle-btn.svelte-rejnno:hover{opacity:1}.seg-name.svelte-rejnno{white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.cue-group.svelte-rejnno{align-items:flex-start;gap:6px;margin:2px 8px 6px 32px;display:flex}.cue-group-time.svelte-rejnno{text-align:left;color:#6b7280;font-variant-numeric:tabular-nums;flex-shrink:0;width:30px;padding-top:6px;font-size:10px}.cue-blocks.svelte-rejnno{flex-direction:column;flex:1;gap:3px;min-width:0;display:flex}.cue-item.svelte-rejnno{border-left:3px solid #374151;border-radius:5px;flex-direction:column;gap:5px;padding:8px 10px;display:flex}.cue-discussion.svelte-rejnno{background:#3b6bc41f;border-left-color:#3b6bc4}.cue-notes.svelte-rejnno{background:#fbbf2414;border-left-color:#b45309}.cue-header.svelte-rejnno{align-items:center;gap:8px;display:flex}.cue-badge.svelte-rejnno{text-transform:uppercase;letter-spacing:.08em;border-radius:8px;flex-shrink:0;padding:2px 6px;font-size:9px;font-weight:700}.badge-discussion.svelte-rejnno{color:#fff;background:#3b6bc4}.badge-notes.svelte-rejnno{color:#fde68a;background:#92400e}.note-entry.svelte-rejnno{flex-direction:column;gap:2px;display:flex}.note-entry.svelte-rejnno+.note-entry:where(.svelte-rejnno){border-top:1px solid #ffffff0f;margin-top:4px;padding-top:4px}.note-category.svelte-rejnno{text-transform:uppercase;letter-spacing:.06em;font-size:9px;font-weight:700}.discussion-category.svelte-rejnno{color:#93c5fd}.cue-text.svelte-rejnno{color:#d1d5db;margin:0;font-size:11px;line-height:2}.print-shell.svelte-1tnxane{background:#f9fafb;min-height:100svh}.no-print.svelte-1tnxane{z-index:10;background:#1e3a5f;gap:10px;padding:12px 20px;display:flex;position:sticky;top:0}.back-btn.svelte-1tnxane,.print-btn.svelte-1tnxane{color:#fff;cursor:pointer;background:#ffffff1a;border:1px solid #ffffff4d;border-radius:4px;padding:6px 16px;font-size:13px;transition:background .1s}.back-btn.svelte-1tnxane:hover,.print-btn.svelte-1tnxane:hover{background:#fff3}.print-doc.svelte-1tnxane{background:#fff;max-width:760px;min-height:calc(100svh - 48px);margin:0 auto;padding:32px 24px 64px}.doc-header.svelte-1tnxane{border-bottom:2px solid #1e3a5f;margin-bottom:28px;padding-bottom:12px}.doc-title.svelte-1tnxane{color:#1e3a5f;margin:0 0 4px;font-size:22px;font-weight:700}.doc-meta.svelte-1tnxane{color:#6b7280;margin:0;font-size:13px}.section-heading.svelte-1tnxane{color:#374151;background:#f3f4f6;border-left:4px solid #9ca3af;border-radius:4px;margin:28px 0 12px;padding:6px 10px;font-size:15px;font-weight:700}.challenge-heading.svelte-1tnxane{color:#1e3a5f;background:#eff6ff;border-left-color:#1e3a5f}.challenge-text.svelte-1tnxane{color:#374151;margin:0 0 12px;font-size:14px;line-height:1.6}.cue-group.svelte-1tnxane{align-items:flex-start;gap:10px;margin-bottom:14px;margin-left:10px;display:flex}.cue-group-time.svelte-1tnxane{text-align:left;color:#9ca3af;font-variant-numeric:tabular-nums;flex-shrink:0;width:40px;padding-top:6px;font-size:13px;font-weight:600}.cue-blocks.svelte-1tnxane{flex-direction:column;flex:1;gap:6px;min-width:0;display:flex}.cue-block.svelte-1tnxane{border:1px solid #e5e7eb;border-radius:6px;overflow:hidden}.cue-header.svelte-1tnxane{border-bottom:1px solid #e5e7eb;align-items:center;gap:10px;padding:5px 12px;display:flex}.cue-discussion.svelte-1tnxane .cue-header:where(.svelte-1tnxane){background:#eff6ff}.cue-teacher-notes.svelte-1tnxane .cue-header:where(.svelte-1tnxane){background:#f9fafb}.cue-type-label.svelte-1tnxane{text-transform:uppercase;letter-spacing:.08em;font-size:10px;font-weight:700}.discussion-label.svelte-1tnxane{color:#2563eb}.notes-label-text.svelte-1tnxane{color:#1e3a5f}.cue-entry.svelte-1tnxane{border-top:1px solid #f3f4f6;padding:10px 14px 8px}.cue-entry.svelte-1tnxane:last-child{padding-bottom:16px}.cue-entry.svelte-1tnxane:first-of-type{border-top:none}.entry-category.svelte-1tnxane{text-transform:uppercase;letter-spacing:.07em;margin-bottom:3px;font-size:9px;font-weight:700;display:block}.cue-text.svelte-1tnxane{color:#1f2937;margin:0;font-size:14px;line-height:2}.notes-area.svelte-1tnxane{background:#fafafa;border-top:1px dashed #e5e7eb;min-height:72px;padding:8px 14px 4px}.notes-label.svelte-1tnxane{text-transform:uppercase;letter-spacing:.08em;color:#d1d5db;font-size:10px;font-weight:600}.no-cues.svelte-1tnxane{color:#9ca3af;margin:0 0 16px;font-size:13px;font-style:italic}@media print{.print-shell.svelte-1tnxane{background:#fff}.no-print.svelte-1tnxane{display:none}.print-doc.svelte-1tnxane{max-width:100%;margin:0;padding:0}.doc-title.svelte-1tnxane{font-size:18pt}.section-heading.svelte-1tnxane{break-before:auto;font-size:12pt}.cue-group.svelte-1tnxane{break-inside:avoid;page-break-inside:avoid}.challenge-section.svelte-1tnxane{break-before:page;page-break-before:always}.notes-area.svelte-1tnxane{min-height:96px}}.player-shell.svelte-1tb8bmd{color:#fff;background:#111827;flex-direction:column;height:100svh;display:flex}.player-header.svelte-1tb8bmd{background:#1e3a5f;flex-shrink:0;justify-content:space-between;align-items:center;height:48px;padding:0 20px;display:flex}.lesson-title.svelte-1tb8bmd{color:#fff;white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:600;overflow:hidden}.mode-controls.svelte-1tb8bmd{align-items:center;gap:4px;display:flex}.mode-btn.svelte-1tb8bmd{color:#ffffffb3;cursor:pointer;background:#ffffff14;border:1px solid #ffffff40;border-radius:4px;padding:4px 12px;font-size:12px;font-weight:500;transition:background .1s,color .1s}.mode-btn.svelte-1tb8bmd:hover{color:#fff;background:#ffffff26}.mode-btn.active.svelte-1tb8bmd{color:#fff;background:#ffffff38;font-weight:700}.fs-btn.svelte-1tb8bmd{border-left:1px solid #fff3;margin-left:8px;padding:4px 8px;font-size:15px;line-height:1}.player-shell.svelte-1tb8bmd:fullscreen{height:100vh}.player-shell.svelte-1tb8bmd:fullscreen{height:100vh}.player-body.svelte-1tb8bmd{flex:1;display:flex;overflow:hidden}.player-stage.svelte-1tb8bmd{flex-direction:column;flex:1;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.player-shell.svelte-1tb8bmd:not(.preview-mode) .player-stage:where(.svelte-1tb8bmd){box-sizing:border-box;justify-content:flex-start;padding:12px 16px}.player-shell.preview-mode.svelte-1tb8bmd .player-stage:where(.svelte-1tb8bmd){box-sizing:border-box;padding:40px}.seg-nav.svelte-1tb8bmd{flex-shrink:0;align-items:center;gap:16px;padding:12px 0;display:flex}.seg-nav-btn.svelte-1tb8bmd{color:#fff;cursor:pointer;background:#ffffff14;border:1px solid #ffffff40;border-radius:4px;padding:6px 16px;font-size:13px;transition:background .1s}.seg-nav-btn.svelte-1tb8bmd:hover:not(:disabled){background:#ffffff2e}.seg-nav-btn.svelte-1tb8bmd:disabled{opacity:.3;cursor:default}.seg-nav-label.svelte-1tb8bmd{color:#9ca3af;text-align:center;min-width:60px;font-size:13px}.index-shell.svelte-134n30o{color:#fff;background:#111827;min-height:100svh}.index-header.svelte-134n30o{border-bottom:1px solid #374151;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:32px;padding:32px 32px 0;display:flex}.index-title.svelte-134n30o{color:#fff;margin:0 0 20px;font-size:26px;font-weight:700}.edit-btn.svelte-134n30o{color:#ffffffb3;cursor:pointer;white-space:nowrap;background:#ffffff0f;border:1px solid #fff3;border-radius:4px;margin-bottom:20px;padding:6px 14px;font-size:12px;font-weight:500}.edit-btn.svelte-134n30o:hover{color:#fff;background:#ffffff1f}.index-main.svelte-134n30o{padding:0 32px 48px}.index-msg.svelte-134n30o{color:#9ca3af;font-size:15px}.index-msg.svelte-134n30o code:where(.svelte-134n30o){color:#e5e7eb;background:#1f2937;border-radius:3px;padding:2px 6px;font-size:13px}.lesson-grid.svelte-134n30o{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.lesson-card.svelte-134n30o{background:#1f2937;border:1px solid #374151;border-radius:8px;flex-direction:column;gap:10px;padding:18px 20px 16px;display:flex}.lesson-meta.svelte-134n30o{gap:6px;display:flex}.grade-badge.svelte-134n30o{text-transform:uppercase;letter-spacing:.08em;color:#93c5fd;background:#1e3a5f;border-radius:10px;padding:2px 8px;font-size:10px;font-weight:700}.lesson-name.svelte-134n30o{color:#fff;margin:0;font-size:15px;font-weight:600;line-height:1.4}.lesson-actions.svelte-134n30o{flex-wrap:wrap;gap:6px;margin-top:4px;display:flex}.talk-btn.svelte-134n30o,.preview-btn.svelte-134n30o,.print-btn.svelte-134n30o{cursor:pointer;border:1px solid #fff3;border-radius:4px;padding:6px 14px;font-size:12px;font-weight:600;transition:background .1s}.talk-btn.svelte-134n30o{color:#fff;background:#1e3a5f;border-color:#2563eb}.talk-btn.svelte-134n30o:hover{background:#1e4d8c}.preview-btn.svelte-134n30o,.print-btn.svelte-134n30o{color:#d1d5db;background:#ffffff0f}.preview-btn.svelte-134n30o:hover,.print-btn.svelte-134n30o:hover{background:#ffffff1f}.editor-shell.svelte-47ua7y{color:#fff;background:#0f172a;flex-direction:column;height:100svh;font-size:13px;display:flex}.editor-toolbar.svelte-47ua7y{background:#1e3a5f;border-bottom:1px solid #ffffff1a;flex-shrink:0;align-items:center;gap:12px;height:48px;padding:0 16px;display:flex}.toolbar-back.svelte-47ua7y{color:#ffffffb3;cursor:pointer;background:0 0;border:none;border-radius:4px;padding:4px 8px;font-size:13px}.toolbar-back.svelte-47ua7y:hover{color:#fff;background:#ffffff1a}.toolbar-title.svelte-47ua7y{flex:1;font-size:14px;font-weight:600}.toolbar-actions.svelte-47ua7y{gap:6px;display:flex}.save-status.svelte-47ua7y{color:#ffffff73;font-size:12px}.save-status.saved.svelte-47ua7y{color:#34d399}.save-status.error.svelte-47ua7y{color:#f87171}.folder-hint.svelte-47ua7y{color:#ffffff59;text-overflow:ellipsis;white-space:nowrap;max-width:120px;font-size:11px;overflow:hidden}.editor-body.svelte-47ua7y{flex:1;display:flex;overflow:hidden}.editor-left.svelte-47ua7y{border-right:1px solid #ffffff14;flex-direction:column;flex-shrink:0;width:280px;display:flex;overflow-y:auto}.panel-section.svelte-47ua7y{border-bottom:1px solid #ffffff0f;padding:14px 14px 10px}.panel-section.grow.svelte-47ua7y{flex-direction:column;flex:1;display:flex}.section-title.svelte-47ua7y{text-transform:uppercase;letter-spacing:.1em;color:#fff6;margin:0 0 10px;font-size:10px;font-weight:700}.editor-right.svelte-47ua7y{flex:1;padding:20px 24px;overflow-y:auto}.empty-state.svelte-47ua7y{color:#ffffff4d;justify-content:center;align-items:center;height:100%;font-size:14px;display:flex}.editor-heading-row.svelte-47ua7y{justify-content:space-between;align-items:center;margin-bottom:18px;display:flex}.editor-heading.svelte-47ua7y{color:#fff;margin:0;font-size:16px;font-weight:700}.segment-list.svelte-47ua7y{flex-direction:column;flex:1;gap:3px;margin-bottom:10px;display:flex}.segment-row.svelte-47ua7y{border:1px solid #0000;border-radius:5px;align-items:center;display:flex;overflow:hidden}.segment-row.svelte-47ua7y:hover{background:#ffffff0d}.segment-row.selected.svelte-47ua7y{background:#60a5fa1f;border-color:#60a5fa4d}.segment-row-btn.svelte-47ua7y{color:#fff;cursor:pointer;text-align:left;background:0 0;border:none;flex:1;align-items:center;gap:7px;min-width:0;padding:7px 8px;font-size:12px;display:flex}.seg-icon.svelte-47ua7y{opacity:.6;flex-shrink:0;font-size:10px}.is-challenge.svelte-47ua7y .seg-icon:where(.svelte-47ua7y){color:#60a5fa;opacity:1}.seg-label.svelte-47ua7y{white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.seg-badge.svelte-47ua7y{background:#ffffff26;border-radius:8px;flex-shrink:0;padding:1px 6px;font-size:10px}.seg-actions.svelte-47ua7y{flex-shrink:0;gap:2px;padding-right:4px;display:flex}.seg-action-btn.svelte-47ua7y{color:#fff6;cursor:pointer;background:0 0;border:none;border-radius:3px;padding:3px 5px;font-size:11px;line-height:1}.seg-action-btn.svelte-47ua7y:hover{color:#fff;background:#ffffff1a}.seg-action-btn.svelte-47ua7y:disabled{opacity:.2;cursor:default}.seg-action-btn.danger.svelte-47ua7y:hover{color:#f87171;background:#ef444433}.add-segment-btns.svelte-47ua7y{flex-direction:column;gap:5px;display:flex}.cue-list.svelte-47ua7y{flex-direction:column;gap:2px;margin-bottom:8px;display:flex}.cue-row.svelte-47ua7y{border:1px solid #0000;border-radius:4px;align-items:center;display:flex}.cue-row.svelte-47ua7y:hover{background:#ffffff0a}.cue-row.selected.svelte-47ua7y{background:#60a5fa1a;border-color:#60a5fa40}.cue-row-btn.svelte-47ua7y{color:#fff;cursor:pointer;text-align:left;background:0 0;border:none;flex:1;align-items:center;gap:6px;padding:5px 8px;font-size:12px;display:flex}.cue-icon.svelte-47ua7y{color:#34d399;font-size:10px}.cue-label-text.svelte-47ua7y{font-variant-numeric:tabular-nums;opacity:.85}.cue-editor.svelte-47ua7y{border-top:1px solid #ffffff1a;margin-top:20px;padding-top:18px}.time-mode-row.svelte-47ua7y{justify-content:space-between;align-items:center;margin-bottom:6px;display:flex}.toggle-label.svelte-47ua7y{color:#fff9;cursor:pointer;align-items:center;gap:5px;font-size:12px;display:flex}.teacher-note-editor.svelte-47ua7y{background:#ffffff08;border:1px solid #ffffff14;border-radius:5px;margin-bottom:8px;padding:10px 12px}.note-field-header.svelte-47ua7y{justify-content:space-between;align-items:center;margin-bottom:4px;display:flex}.preview-toggle.svelte-47ua7y{cursor:pointer;opacity:.6;background:0 0;border:none;border-radius:3px;padding:2px 4px;font-size:14px;line-height:1}.preview-toggle.svelte-47ua7y:hover{opacity:1;background:#ffffff1a}.note-textarea.svelte-47ua7y{box-sizing:border-box;color:#1f2937;resize:none;background:#fff;border:1px solid #e5e7eb;border-radius:4px;width:100%;min-height:72px;padding:8px 10px;font-family:inherit;font-size:13px;line-height:2;overflow:hidden}.note-textarea.svelte-47ua7y:focus{border-color:#0000;outline:2px solid #60a5fa}.note-textarea.svelte-47ua7y::placeholder{color:#9ca3af}.note-preview.svelte-47ua7y{background:#fff;border:1px solid #e5e7eb;border-radius:4px;min-height:48px;padding:10px 12px}.preview-category.svelte-47ua7y{text-transform:uppercase;letter-spacing:.07em;margin-bottom:4px;font-size:9px;font-weight:700;display:block}.preview-text.svelte-47ua7y{color:#1f2937;font-size:13px;line-height:2}.preview-text.svelte-47ua7y p{margin:0 0 6px}.preview-text.svelte-47ua7y p:last-child{margin-bottom:0}.preview-text.svelte-47ua7y strong{font-weight:700}.preview-text.svelte-47ua7y em{font-style:italic}.iframe-preview-wrap.svelte-47ua7y{aspect-ratio:16/9;background:#fff;border:1px solid #ffffff1f;border-radius:6px;width:100%;overflow:hidden}.iframe-preview.svelte-47ua7y{border:none;width:100%;height:100%;display:block}.field-group.svelte-47ua7y{flex-direction:column;gap:4px;margin-bottom:10px;display:flex}.field-group.half.svelte-47ua7y{flex:1}.field-row.svelte-47ua7y{gap:10px;margin-bottom:0;display:flex}.field-label.svelte-47ua7y{color:#ffffff80;text-transform:uppercase;letter-spacing:.05em;font-size:11px;font-weight:600}.field-label-sm.svelte-47ua7y{color:#ffffff73;font-size:11px;font-weight:500}.field-hint.svelte-47ua7y{text-transform:none;letter-spacing:0;opacity:.7;font-weight:400}.field-input.svelte-47ua7y{color:#fff;box-sizing:border-box;background:#ffffff12;border:1px solid #ffffff24;border-radius:4px;width:100%;padding:6px 9px;font-size:13px}.field-input.svelte-47ua7y:focus{border-color:#0000;outline:2px solid #60a5fa}.field-input.svelte-47ua7y::placeholder{color:#ffffff40}.field-textarea.svelte-47ua7y{color:#fff;box-sizing:border-box;resize:vertical;background:#ffffff12;border:1px solid #ffffff24;border-radius:4px;width:100%;padding:7px 9px;font-family:inherit;font-size:13px;line-height:1.5}.field-textarea.svelte-47ua7y:focus{border-color:#0000;outline:2px solid #60a5fa}.field-textarea.svelte-47ua7y::placeholder{color:#ffffff40}select.field-input.svelte-47ua7y{cursor:pointer}select.field-input.svelte-47ua7y option:where(.svelte-47ua7y){background:#1e293b}.url-row.svelte-47ua7y{align-items:center;gap:6px;display:flex}.url-row.svelte-47ua7y .field-input:where(.svelte-47ua7y){flex:1}.btn-browse.svelte-47ua7y{color:#ffffffb3;cursor:pointer;white-space:nowrap;background:#ffffff12;border:1px solid #fff3;border-radius:4px;flex-shrink:0;padding:6px 10px;font-size:12px}.btn-browse.svelte-47ua7y:hover{color:#fff;background:#ffffff21}.sub-section.svelte-47ua7y{margin-top:16px;margin-bottom:6px}.sub-section-header.svelte-47ua7y{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.sub-title.svelte-47ua7y{color:#ffffffbf;margin:0;font-size:13px;font-weight:600}.sub-title-sm.svelte-47ua7y{color:#fff9;margin:0;font-size:12px;font-weight:600}.sub-empty.svelte-47ua7y{color:#ffffff4d;margin:0;font-size:12px;font-style:italic}.list-item-row.svelte-47ua7y{align-items:flex-start;gap:6px;margin-bottom:6px;display:flex}.btn-primary.svelte-47ua7y{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:4px;padding:5px 14px;font-size:12px;font-weight:600}.btn-primary.svelte-47ua7y:hover{background:#1d4ed8}.btn-secondary.svelte-47ua7y{color:#fffc;cursor:pointer;background:#ffffff12;border:1px solid #fff3;border-radius:4px;padding:5px 12px;font-size:12px}.btn-secondary.svelte-47ua7y:hover{background:#ffffff21}.btn-add.svelte-47ua7y{color:#ffffff80;cursor:pointer;text-align:left;background:0 0;border:1px dashed #fff3;border-radius:4px;padding:6px 10px;font-size:12px}.btn-add.svelte-47ua7y:hover{color:#fff;background:#ffffff0f}.btn-add-small.svelte-47ua7y{color:#ffffffa6;cursor:pointer;white-space:nowrap;background:#ffffff0f;border:1px solid #ffffff2e;border-radius:4px;padding:3px 9px;font-size:11px}.btn-add-small.svelte-47ua7y:hover{color:#fff;background:#ffffff1f}.segment-editor.svelte-47ua7y{max-width:680px}.modal-backdrop.svelte-47ua7y{z-index:100;background:#0009;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal.svelte-47ua7y{background:#1e293b;border:1px solid #ffffff1f;border-radius:8px;flex-direction:column;width:480px;max-height:70vh;display:flex;overflow:hidden}.modal-header.svelte-47ua7y{border-bottom:1px solid #ffffff14;align-items:center;padding:14px 18px;display:flex}.modal-title.svelte-47ua7y{flex:1;font-size:15px;font-weight:600}.modal-close.svelte-47ua7y{color:#ffffff80;cursor:pointer;background:0 0;border:none;border-radius:3px;padding:2px 6px;font-size:16px}.modal-close.svelte-47ua7y:hover{color:#fff}.lesson-list.svelte-47ua7y{flex:1;margin:0;padding:8px;list-style:none;overflow-y:auto}.lesson-list-btn.svelte-47ua7y{color:#fff;cursor:pointer;text-align:left;background:0 0;border:none;border-radius:5px;flex-direction:column;align-items:flex-start;gap:2px;width:100%;padding:10px 12px;display:flex}.lesson-list-btn.svelte-47ua7y:hover{background:#ffffff12}.lesson-list-title.svelte-47ua7y{font-size:14px;font-weight:500}.lesson-list-meta.svelte-47ua7y{color:#fff6;font-size:11px}.modal-footer.svelte-47ua7y{border-top:1px solid #ffffff14;justify-content:flex-end;padding:12px 18px;display:flex}.modal-empty.svelte-47ua7y{text-align:center;color:#fff6;padding:20px;font-size:13px}.restore-msg.svelte-47ua7y{color:#ffffff80;margin:0;padding:10px 18px 4px;font-size:12px}.restore-row.svelte-47ua7y{border-radius:5px;justify-content:space-between;align-items:center;gap:12px;padding:8px 12px;display:flex}.restore-row.svelte-47ua7y:hover{background:#ffffff0a}.restore-info.svelte-47ua7y{flex-direction:column;gap:2px;min-width:0;display:flex}.restore-actions.svelte-47ua7y{flex-shrink:0;gap:6px;display:flex}.btn-restore.svelte-47ua7y{color:#fff;cursor:pointer;background:#2563eb;border:none;border-radius:4px;padding:4px 10px;font-size:12px}.btn-restore.svelte-47ua7y:hover{background:#1d4ed8}.btn-discard.svelte-47ua7y{color:#f87171;cursor:pointer;background:#ef44441a;border:1px solid #ef444466;border-radius:4px;padding:4px 10px;font-size:12px}.btn-discard.svelte-47ua7y:hover{background:#ef444433}.autosave-hint.svelte-47ua7y{color:#ffffff4d;white-space:nowrap;font-size:11px}.app-loading.svelte-1n46o8q,.app-error.svelte-1n46o8q{color:#9ca3af;justify-content:center;align-items:center;height:100svh;font-size:18px;display:flex}.app-error.svelte-1n46o8q{color:#f87171}
