@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:"0.17.0"}.katex .katex-mathml{clip-path:inset(50%);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}:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--ink:#f6efd9;--muted:#b7aa8b;--paper:#181714;--paper-soft:#222017;--panel:#1d1b15db;--line:#f6efd929;--line-strong:#f6efd952;--accent:#6ee7c8;--accent-soft:#6ee7c824;--hot:#ffb35c;--hot-soft:#ffb35c24;--danger:#ff7373;--shadow:0 30px 80px #00000061;background:var(--paper);font-family:Candara,Optima,Aptos,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;min-height:100vh;color:var(--ink);background:radial-gradient(circle at 16% 8%, #6ee7c82e, transparent 32rem), radial-gradient(circle at 86% 0%, #ffb35c24, transparent 28rem), linear-gradient(135deg, #ffffff09 0 1px, transparent 1px 28px), var(--paper);margin:0}button,input{font:inherit}button{color:inherit}.app-shell{width:min(1500px,100% - 32px);margin:0 auto;padding:28px 0 52px}.hero{border:1px solid var(--line);min-height:260px;box-shadow:var(--shadow);background:linear-gradient(115deg,#ffffff14,#0000 42%),repeating-linear-gradient(90deg,#f6efd909 0 1px,#0000 1px 18px),#0c0c0ab8;border-radius:34px;grid-template-columns:minmax(0,1fr) auto;align-items:stretch;gap:24px;padding:clamp(28px,5vw,58px);display:grid;position:relative;overflow:hidden}.hero:after{content:"";background:radial-gradient(circle,#6ee7c814,#0000 66%);border:1px solid #6ee7c859;border-radius:50%;width:360px;height:360px;position:absolute;bottom:-110px;right:-80px}.hero-copy{z-index:1;max-width:860px;position:relative}.eyebrow,.panel-kicker{color:var(--accent);letter-spacing:.16em;text-transform:uppercase;margin:0 0 10px;font-size:.78rem;font-weight:700}.hero h1,.lesson-panel h2{margin:0;font-family:Iowan Old Style,Palatino Linotype,Georgia,serif;font-weight:700;line-height:.95}.hero h1{letter-spacing:-.07em;max-width:760px;font-size:clamp(3.1rem,8vw,7.8rem)}.hero p:last-child,.panel-heading p{max-width:760px;color:var(--muted);margin:22px 0 0;font-size:clamp(1rem,1.5vw,1.18rem);line-height:1.65}.hero-metrics{z-index:1;border:1px solid var(--line);background:#00000038;border-radius:24px;grid-template-columns:auto auto;align-self:end;gap:6px 14px;min-width:190px;padding:22px;display:grid;position:relative}.hero-metrics strong{color:var(--hot);font-family:Iowan Old Style,Georgia,serif;font-size:3.4rem;line-height:.86}.hero-metrics span{color:var(--muted);text-transform:uppercase;align-self:end}.mega-lab{box-shadow:var(--shadow);background:radial-gradient(circle at 12% 20%,#6ee7c826,#0000 28rem),radial-gradient(circle at 78% 2%,#b69cff29,#0000 26rem),linear-gradient(135deg,#f6efd914,#ffffff05 48%,#ffb35c0f),#0a0a09cc;border:1px solid #6ee7c833;border-radius:34px;margin-top:22px;padding:clamp(18px,3vw,30px);position:relative;overflow:hidden}.mega-lab:before{content:"";pointer-events:none;background:linear-gradient(90deg,#f6efd909 1px,#0000 1px 34px),linear-gradient(0deg,#f6efd906 1px,#0000 1px 34px);position:absolute;inset:0;-webkit-mask-image:radial-gradient(circle at 50% 35%,#000,#0000 82%);mask-image:radial-gradient(circle at 50% 35%,#000,#0000 82%)}.mega-lab-header,.mega-workbench{z-index:1;position:relative}.mega-lab-header{grid-template-columns:minmax(0,1fr) minmax(260px,430px);align-items:end;gap:22px;margin-bottom:18px;display:grid}.mega-lab h2{letter-spacing:-.06em;max-width:940px;margin:0;font-family:Iowan Old Style,Palatino Linotype,Georgia,serif;font-size:clamp(2.35rem,5.5vw,5.9rem);line-height:.92}.mega-lab-header p:last-child{max-width:880px;color:var(--muted);margin:18px 0 0;font-size:clamp(.98rem,1.35vw,1.13rem);line-height:1.62}.mega-metric-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.mega-metric{border:1px solid var(--line);background:#00000038;border-radius:22px;gap:8px;min-height:92px;padding:15px;display:grid}.mega-metric span,.mega-readout span,.mega-control-section h3,.mega-vector-editor-head strong,.mega-number-control>span,.mega-color-control span{letter-spacing:.11em;text-transform:uppercase;font-size:.72rem;font-weight:900}.mega-metric span{color:var(--muted)}.mega-metric strong{color:var(--ink);align-self:end;font-family:Iowan Old Style,Georgia,serif;font-size:clamp(1.6rem,3vw,2.7rem);line-height:.92}.mega-metric.accent strong{color:var(--accent)}.mega-metric.hot strong{color:var(--hot)}.mega-metric.danger strong{color:var(--danger)}.mega-metric.muted strong{color:var(--muted)}.mega-workbench{grid-template-columns:minmax(0,1fr) minmax(330px,430px);align-items:start;gap:16px;display:grid}.mega-stage,.mega-control-rack,.mega-readout,.mega-control-section,.mega-vector-editor{border:1px solid var(--line);background:#0003}.mega-stage{border-radius:28px;gap:12px;padding:12px;display:grid}.mega-plane{touch-action:none;border-radius:26px;width:100%;height:auto;min-height:430px;display:block;overflow:hidden}.mega-plane-bg{fill:#0a0b0ac2;stroke:#f6efd914}.mega-grid-line{stroke:#f6efd91c;stroke-width:1px}.mega-grid-line.transformed{stroke:currentColor;stroke-dasharray:6 8;opacity:.34}.mega-grid-line.basis{stroke:currentColor;opacity:.4}.mega-axis{stroke:#f6efd957;stroke-width:1.6px}.mega-axis-label,.mega-vector-label{fill:currentColor;paint-order:stroke;stroke:#0a0a09d1;stroke-width:4px;stroke-linejoin:round;font-weight:900}.mega-axis-label{color:var(--muted);font-size:13px}.mega-det-area{color:var(--accent);fill:currentColor;fill-opacity:.16;stroke:currentColor;stroke-opacity:.72;stroke-width:2px}.mega-helper-line,.mega-projection-line,.mega-residual-line{stroke:currentColor;stroke-linecap:round}.mega-helper-line{opacity:.78;stroke-dasharray:5 8;stroke-width:1.6px}.mega-helper-line.soft{opacity:.36}.mega-projection-line{opacity:.46;stroke-width:3px}.mega-residual-line{opacity:.92;stroke:var(--danger);stroke-dasharray:6 7;stroke-width:2.3px}.mega-arrow-line{stroke:currentColor;stroke-linecap:round;stroke-width:3.6px;filter:drop-shadow(0 8px 18px #00000057)}.mega-arrow-head{fill:currentColor}.mega-vector-label{font-size:15px}.mega-handle circle:first-child{fill:#0a0a09bd;stroke:currentColor;stroke-width:2.4px;cursor:grab;opacity:.9;touch-action:none;transition:r .16s,opacity .16s,stroke-width .16s}.mega-handle:hover circle:first-child,.mega-handle.active circle:first-child{r:16;opacity:1;stroke-width:3.4px}.mega-handle.active circle:first-child{cursor:grabbing}.mega-handle-core{fill:currentColor;pointer-events:none}.mega-readout{border-radius:20px;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;padding:10px;display:grid}.mega-readout div{background:#ffffff09;border:1px solid #f6efd917;border-radius:15px;gap:5px;min-width:0;padding:11px;display:grid}.mega-readout span{color:var(--hot)}.mega-readout strong{color:var(--ink);overflow-wrap:anywhere;font-family:Iowan Old Style,Georgia,serif;font-size:1.18rem}.mega-control-rack{border-radius:28px;gap:12px;max-height:822px;padding:12px;display:grid;overflow:auto}.mega-control-actions,.mega-toggle-grid,.mega-color-grid{flex-wrap:wrap;gap:8px;display:flex}.mega-control-actions button,.mega-toggle-grid button{border:1px solid var(--line);min-height:38px;color:var(--ink);cursor:pointer;background:#ffffff0b;border-radius:999px}.mega-control-actions button{padding:8px 12px}.mega-toggle-grid button{color:var(--muted);padding:8px 10px;font-size:.82rem}.mega-control-actions button:hover,.mega-toggle-grid button:hover,.mega-toggle-grid button.active{color:var(--accent);background:linear-gradient(135deg,#6ee7c824,#ffb35c0f);border-color:#6ee7c86b}.mega-control-section{border-radius:22px;gap:10px;padding:13px;display:grid}.mega-control-section h3{color:var(--accent);margin:0}.mega-vector-editor{border-left-width:4px;border-radius:17px;gap:9px;padding:11px;display:grid}.mega-vector-editor-head{justify-content:space-between;align-items:baseline;gap:10px;display:flex}.mega-vector-editor-head strong,.mega-color-control span{color:var(--hot)}.mega-vector-editor-head code{color:var(--muted);font-family:Cascadia Code,SFMono-Regular,Consolas,monospace;font-size:.82rem}.mega-number-control{grid-template-columns:minmax(74px,.75fr) minmax(100px,1.3fr) 72px;align-items:center;gap:9px;display:grid}.mega-number-control>span{color:var(--muted);justify-content:space-between;align-items:baseline;gap:8px;display:flex}.mega-number-control output{color:var(--ink);letter-spacing:0;text-transform:none;font-size:.78rem}.mega-number-control input[type=range]{width:100%;accent-color:var(--accent)}.mega-number-control input[type=number]{border:1px solid var(--line);width:100%;min-height:34px;color:var(--ink);background:#0003;border-radius:10px;padding:5px 7px}.mega-number-control input[type=number]:focus{border-color:#6ee7c880;outline:none;box-shadow:0 0 0 3px #6ee7c81a}.mega-matrix-editor{grid-template-columns:1fr 1fr;gap:10px;display:grid}.mega-matrix-editor .mega-number-control{grid-template-columns:1fr;gap:6px}.mega-color-grid{grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.mega-color-control{border:1px solid var(--line);background:#ffffff09;border-radius:14px;justify-content:space-between;align-items:center;gap:10px;min-height:42px;padding:8px 10px;display:flex}.mega-color-control input{cursor:pointer;background:0 0;border:0;border-radius:8px;width:38px;height:26px;padding:0}.workspace{grid-template-columns:340px minmax(0,1fr);gap:22px;margin-top:22px;display:grid}.navigation-rail,.lesson-panel{border:1px solid var(--line);background:var(--panel);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:28px;box-shadow:0 24px 70px #0003}.navigation-rail{align-self:start;max-height:calc(100vh - 36px);padding:16px;position:sticky;top:18px;overflow:auto}.mode-switch{border:1px solid var(--line);background:#ffffff0a;border-radius:18px;grid-template-columns:1fr 1fr;gap:8px;padding:6px;display:grid}.mode-switch button,.category-list button,.nav-list button,.related-card{cursor:pointer;border:0}.mode-switch button,.category-list button{color:var(--muted);background:0 0;border-radius:13px;padding:10px 12px}.mode-switch button.active,.category-list button.active{background:var(--accent-soft);color:var(--accent)}.search-box{color:var(--muted);gap:8px;margin:16px 0;font-size:.86rem;display:grid}.search-box input{border:1px solid var(--line);width:100%;color:var(--ink);background:#00000038;border-radius:16px;outline:none;padding:13px 14px}.search-box input:focus{border-color:#6ee7c88f;box-shadow:0 0 0 4px #6ee7c817}.category-list{flex-wrap:wrap;gap:8px;margin-bottom:14px;display:flex}.category-list button{border:1px solid var(--line);font-size:.78rem}.nav-list{gap:8px;display:grid}.nav-list button{width:100%;color:var(--ink);text-align:left;background:#ffffff09;border:1px solid #0000;border-radius:18px;gap:5px;padding:14px;display:grid}.nav-list button:hover,.nav-list button.active,.related-card:hover{background:linear-gradient(135deg,#6ee7c821,#ffb35c0d);border-color:#6ee7c857}.nav-list span,.related-card span{color:var(--hot);letter-spacing:.09em;text-transform:uppercase;font-size:.72rem;font-weight:700}.lesson-panel{padding:clamp(20px,4vw,38px)}.panel-heading{justify-content:space-between;align-items:flex-start;gap:18px;margin-bottom:28px;display:flex}.lesson-panel h2{letter-spacing:-.055em;max-width:820px;font-size:clamp(2.4rem,5.5vw,5.8rem)}.panel-kicker{color:var(--hot)}.category-pill{border:1px solid var(--line);color:var(--accent);background:#6ee7c814;border-radius:999px;flex:none;padding:10px 13px}.lesson-grid,.bottom-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.concept-card,.viz-card,.terms-section{border:1px solid var(--line);background:#ffffff0a;border-radius:24px}.concept-card,.terms-section{padding:22px}.primary-card{background:linear-gradient(145deg,#6ee7c81f,#ffffff09)}.strict-card{background:linear-gradient(145deg,#ffb35c1a,#ffffff09)}.warning-card{border-color:#ff737342}.concept-card h3,.terms-section h3{color:var(--accent);letter-spacing:.08em;text-transform:uppercase;margin:0 0 12px;font-size:.95rem}.concept-card p,.clean-list,.solution-step p,.term-card span{color:var(--muted);line-height:1.62}.concept-card p,.solution-step p{margin:0}.math-token{color:var(--ink)}.math-token:not(.math-token-display){vertical-align:-.08em;background:#6ee7c812;border:1px solid #6ee7c833;border-radius:8px;align-items:baseline;max-width:100%;margin:0 .08em;padding:.02em .24em;display:inline-flex}.math-token-display{border:1px solid var(--line);background:#0003;border-radius:16px;max-width:100%;margin:.75rem 0;padding:.75rem;display:block;overflow-x:auto}.math-token .katex{color:inherit;font-size:1.04em}.math-token-display .katex-display{margin:0}.clean-list{margin:0;padding-left:1.2rem}.clean-list li+li{margin-top:8px}.terms-section,.bottom-grid{margin-top:16px}.term-grid{grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:10px;display:grid}.term-card{border:1px solid var(--line);background:#00000029;border-radius:17px;gap:7px;padding:14px;display:grid}.term-card strong{color:var(--ink)}.solution-flow{gap:12px;display:grid}.solution-step{border:1px solid var(--line);background:#ffffff09;border-radius:20px;grid-template-columns:42px minmax(0,1fr);align-items:start;gap:14px;padding:16px;display:grid}.solution-step span{background:var(--accent-soft);width:42px;height:42px;color:var(--accent);border-radius:50%;place-items:center;font-family:Iowan Old Style,Georgia,serif;font-size:1.3rem;font-weight:700;display:grid}.related-row{flex-wrap:wrap;gap:10px;display:flex}.related-card{border:1px solid var(--line);text-align:left;background:#ffffff09;border-radius:17px;gap:5px;max-width:260px;padding:14px;display:grid}.viz-card{place-items:center;min-height:340px;margin:0;padding:18px;display:grid}.viz-card svg{width:min(100%,420px);height:auto;overflow:visible}.viz-card figcaption{max-width:420px;color:var(--muted);text-align:center;margin-top:12px;font-size:.92rem;line-height:1.5}.viz-axis,.viz-guide,.basis-grid{stroke:#f6efd942;stroke-width:1.2px}.viz-line{stroke-width:3px;stroke-linecap:round}.viz-guide{stroke-dasharray:4 5}.viz-guide.strong{stroke:#6ee7c86b;stroke-width:2px;stroke-dasharray:none}.viz-guide.hot{stroke:#ffb35c75}.viz-ghost{fill:none;stroke:#6ee7c82e;stroke-width:2px}.viz-arc{fill:none;stroke:var(--hot);stroke-width:2px}.viz-fill{fill:#6ee7c821;stroke:#6ee7c870;stroke-width:2px}.viz-label{font-size:13px;font-weight:700}.viz-muted{fill:var(--muted);font-size:12px}.basis-grid{stroke:#6ee7c842}.basis-grid.muted{stroke:#f6efd91c}.residual{stroke:var(--danger);stroke-dasharray:5 5}.operation-table{grid-template-columns:repeat(5,minmax(36px,1fr));gap:7px;width:min(100%,330px);display:grid}.operation-table span,.mini-matrix span,.matrix-grid span,.block-matrix span{border:1px solid var(--line);background:#00000038;border-radius:11px;place-items:center;min-height:38px;display:grid}.operation-table .table-head{color:var(--hot);background:var(--hot-soft)}.operation-table .table-neutral,.mini-highlight,.pivot-cell{color:var(--accent);background:var(--accent-soft)!important;border-color:#6ee7c852!important}.matrix-viz,.matrix-product,.inverse-flow{gap:15px}.matrix-grid{gap:8px;display:grid}.matrix-grid-5{grid-template-columns:repeat(5,46px)}.divider-cell{color:var(--hot);background:0 0!important}.matrix-product{grid-template-columns:auto auto auto auto auto;align-content:center}.matrix-product figcaption{grid-column:1/-1}.mini-matrix{border-left:2px solid var(--line-strong);border-right:2px solid var(--line-strong);gap:6px;padding:8px;display:grid}.matrix-sign{color:var(--hot);font-size:1.5rem}.block-matrix{grid-template-columns:90px 20px 90px;align-items:center;gap:8px;display:grid}.block-matrix span{color:var(--accent)}.block-matrix .block-divider{color:var(--hot);background:0 0;border:0}.flow-arrow{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-size:.85rem}.interactive-card{position:relative;overflow:hidden}.interactive-card:after,.touch-example:after{content:"";pointer-events:none;background:radial-gradient(circle,#6ee7c814,#0000 68%);border:1px solid #6ee7c82e;border-radius:50%;width:72px;height:72px;position:absolute;bottom:12px;right:16px}.touch-hint,.touch-example-heading p,.example-focus p,.pitfall-board p,.check-board p,.interactive-list p,.touch-inspector p{color:var(--muted);line-height:1.55}.touch-hint{color:var(--accent);background:#6ee7c814;border:1px solid #6ee7c838;border-radius:999px;margin-top:18px;padding:8px 11px;font-size:.82rem;display:inline-flex}.interactive-list,.pitfall-board,.check-board{gap:10px;display:grid}.interactive-list button,.pitfall-board button,.check-board button,.term-button,.example-token-row button,.viz-controls button{border:1px solid var(--line);color:inherit;cursor:pointer;transition:border-color .16s,background .16s,transform .16s}.interactive-list button:hover,.pitfall-board button:hover,.check-board button:hover,.term-button:hover,.example-token-row button:hover,.viz-controls button:hover,.interactive-list button.active,.pitfall-board button.active,.check-board button.checked,.term-button.active,.example-token-row button.active,.viz-controls button.active,.solution-step.active{background:linear-gradient(135deg,#6ee7c829,#ffb35c0f);border-color:#6ee7c866;transform:translateY(-1px)}.interactive-list button,.check-board button{text-align:left;background:#00000024;border-radius:18px;grid-template-columns:38px minmax(0,1fr);align-items:start;gap:12px;width:100%;min-height:56px;padding:12px;display:grid}.interactive-list button span,.check-board button span{background:var(--accent-soft);width:38px;height:38px;color:var(--accent);border-radius:50%;place-items:center;font-weight:800;display:grid}.interactive-list p,.pitfall-board p,.check-board p{margin:0}.solution-flow.interactive-flow{gap:10px}.interactive-flow .solution-step{width:100%;color:inherit;cursor:pointer;text-align:left}.flow-inspector{margin-top:14px}.touch-inspector{background:linear-gradient(135deg,#6ee7c81f,#ffffff09),#0000002e;border:1px solid #6ee7c83d;border-radius:18px;margin-top:14px;padding:16px;position:relative}.touch-inspector span,.pitfall-board span,.control-stack>span{color:var(--hot);letter-spacing:.1em;text-transform:uppercase;font-size:.74rem;font-weight:800}.touch-inspector strong{color:var(--ink);margin-top:6px;display:block}.touch-inspector p{margin:7px 0 0}.danger-inspector{background:linear-gradient(135deg,#ff73731f,#ffffff09);border-color:#ff737347}.interactive-term-grid{margin-bottom:12px}.term-button{text-align:left}.term-button.active{box-shadow:inset 0 0 0 1px #6ee7c829}.pitfall-board button{text-align:left;background:#00000024;border-radius:17px;gap:8px;width:100%;min-height:58px;padding:13px;display:grid}.pitfall-board button.active{background:linear-gradient(135deg,#ff737324,#ffb35c0f);border-color:#ff73736b}.check-board button.checked span{background:var(--hot-soft);color:var(--hot)}.touch-example{background:radial-gradient(circle at 100% 0,#ffb35c24,#0000 48%),#ffffff0a;gap:14px;display:grid;position:relative}.touch-example-heading{justify-content:space-between;gap:16px;display:flex}.touch-example-heading p{margin:-4px 0 0;font-size:.92rem}.touch-example-heading>span{color:var(--hot);letter-spacing:.1em;text-transform:uppercase;background:#ffb35c1a;border:1px solid #ffb35c42;border-radius:999px;align-self:start;padding:7px 9px;font-size:.7rem;font-weight:900}.example-token-row,.viz-controls,.control-stack div{flex-wrap:wrap;gap:8px;display:flex}.example-token-row button,.viz-controls button{background:#0000002e;border-radius:999px;min-height:42px;padding:9px 12px}.example-focus{z-index:1;background:#0003;border:1px solid #ffb35c3d;border-radius:18px;padding:16px;position:relative}.example-focus strong{color:var(--hot)}.example-focus p{margin:8px 0 0}.interactive-viz{gap:14px}.viz-controls{border:1px solid var(--line);background:#00000029;border-radius:20px;justify-content:center;width:min(100%,520px);padding:10px}.control-stack{gap:7px;display:grid}.viz-controls button.active,.example-token-row button.active{color:var(--accent)}.table-trace{background:#ffb35c14!important;border-color:#ffb35c47!important}.operation-table .selected-axis,.operation-table .table-selected{color:var(--accent);background:#6ee7c82e!important;border-color:#6ee7c880!important}.matrix-product .viz-controls{grid-column:1/-1}@media (width<=1060px){.mega-lab-header,.mega-workbench{grid-template-columns:1fr}.mega-control-rack{max-height:none}.mega-readout{grid-template-columns:repeat(2,minmax(0,1fr))}.workspace{grid-template-columns:1fr}.navigation-rail{max-height:none;position:static}.nav-list{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}}@media (width<=760px){.app-shell{width:min(100% - 20px,1500px);padding-top:10px}.mega-lab{border-radius:24px;padding:14px}.mega-lab-header,.mega-metric-grid,.mega-readout,.mega-matrix-editor,.mega-color-grid{grid-template-columns:1fr}.mega-plane{min-height:330px}.mega-control-rack,.mega-stage{border-radius:22px}.mega-number-control{grid-template-columns:1fr}.mega-vector-editor-head{flex-direction:column;align-items:flex-start}.hero,.panel-heading,.lesson-grid,.bottom-grid{grid-template-columns:1fr}.hero{border-radius:24px}.hero-metrics{grid-template-columns:auto auto auto auto;min-width:0}.lesson-panel,.navigation-rail{border-radius:22px}.matrix-product{grid-template-columns:1fr}.touch-example-heading{flex-direction:column}.viz-controls{justify-content:flex-start}.interactive-list button,.check-board button,.solution-step{grid-template-columns:34px minmax(0,1fr)}.interactive-list button span,.check-board button span,.solution-step span{width:34px;height:34px}.operation-table{grid-template-columns:repeat(5,minmax(32px,1fr))}.matrix-grid-5{grid-template-columns:repeat(5,minmax(34px,44px))}.matrix-product figcaption{grid-column:auto}.matrix-sign{justify-self:center}}@media (prefers-reduced-motion:no-preference){.lesson-panel,.navigation-rail,.hero{animation:.52s both rise-in}.viz-line{animation:.9s both draw-line}}@keyframes rise-in{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes draw-line{0%{stroke-dasharray:1 220}to{stroke-dasharray:220 0}}