@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_AMS-Regular.BQhdFMY1.woff2)format("woff2"),url(/_astro/KaTeX_AMS-Regular.DMm9YOAa.woff)format("woff"),url(/_astro/KaTeX_AMS-Regular.DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Caligraphic-Bold.Dq_IR9rO.woff2)format("woff2"),url(/_astro/KaTeX_Caligraphic-Bold.BEiXGLvX.woff)format("woff"),url(/_astro/KaTeX_Caligraphic-Bold.ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Caligraphic-Regular.Di6jR-x-.woff2)format("woff2"),url(/_astro/KaTeX_Caligraphic-Regular.CTRA-rTL.woff)format("woff"),url(/_astro/KaTeX_Caligraphic-Regular.wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Fraktur-Bold.CL6g_b3V.woff2)format("woff2"),url(/_astro/KaTeX_Fraktur-Bold.BsDP51OF.woff)format("woff"),url(/_astro/KaTeX_Fraktur-Bold.BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Fraktur-Regular.CTYiF6lA.woff2)format("woff2"),url(/_astro/KaTeX_Fraktur-Regular.Dxdc4cR9.woff)format("woff"),url(/_astro/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(/_astro/KaTeX_Main-Bold.Cx986IdX.woff2)format("woff2"),url(/_astro/KaTeX_Main-Bold.Jm3AIy58.woff)format("woff"),url(/_astro/KaTeX_Main-Bold.waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/_astro/KaTeX_Main-BoldItalic.DxDJ3AOS.woff2)format("woff2"),url(/_astro/KaTeX_Main-BoldItalic.SpSLRI95.woff)format("woff"),url(/_astro/KaTeX_Main-BoldItalic.DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_Main-Italic.NWA7e6Wa.woff2)format("woff2"),url(/_astro/KaTeX_Main-Italic.BMLOBm91.woff)format("woff"),url(/_astro/KaTeX_Main-Italic.3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Main-Regular.B22Nviop.woff2)format("woff2"),url(/_astro/KaTeX_Main-Regular.Dr94JaBh.woff)format("woff"),url(/_astro/KaTeX_Main-Regular.ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/_astro/KaTeX_Math-BoldItalic.CZnvNsCZ.woff2)format("woff2"),url(/_astro/KaTeX_Math-BoldItalic.iY-2wyZ7.woff)format("woff"),url(/_astro/KaTeX_Math-BoldItalic.B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_Math-Italic.t53AETM-.woff2)format("woff2"),url(/_astro/KaTeX_Math-Italic.DA0__PXp.woff)format("woff"),url(/_astro/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(/_astro/KaTeX_SansSerif-Bold.D1sUS0GD.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Bold.DbIhKOiC.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Bold.CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_SansSerif-Italic.C3H0VqGB.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Italic.DN2j7dab.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Italic.YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_SansSerif-Regular.DDBCnlJ7.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Regular.CS6fqUqJ.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Regular.BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Script-Regular.D3wIWfF6.woff2)format("woff2"),url(/_astro/KaTeX_Script-Regular.D5yQViql.woff)format("woff"),url(/_astro/KaTeX_Script-Regular.C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size1-Regular.mCD8mA8B.woff2)format("woff2"),url(/_astro/KaTeX_Size1-Regular.C195tn64.woff)format("woff"),url(/_astro/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(/_astro/KaTeX_Size2-Regular.Dy4dx90m.woff2)format("woff2"),url(/_astro/KaTeX_Size2-Regular.oD1tc_U0.woff)format("woff"),url(/_astro/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(/_astro/KaTeX_Size3-Regular.CTq5MqoE.woff)format("woff"),url(/_astro/KaTeX_Size3-Regular.DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size4-Regular.Dl5lxZxV.woff2)format("woff2"),url(/_astro/KaTeX_Size4-Regular.BF-4gkZK.woff)format("woff"),url(/_astro/KaTeX_Size4-Regular.DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Typewriter-Regular.CO6r4hn1.woff2)format("woff2"),url(/_astro/KaTeX_Typewriter-Regular.C0xS9mPB.woff)format("woff"),url(/_astro/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:"0.16.47"}.katex .katex-mathml{-webkit-clip-path:inset(50%);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{color:#25302d;font-synthesis:none;--ink:#25302d;--muted:#66706c;--paper:#f5f3ee;--white:#fdfcf9;--line:#dcd9d1;--orange:#e66820;--green:#246b54;--blue:#236bfe;--violet:#7555c8;background:#f5f3ee;font-family:DM Sans,system-ui,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:76px}body{min-width:320px;min-height:100vh;margin:0;padding-top:76px}button{font:inherit;color:inherit}button,a{-webkit-tap-highlight-color:transparent}.header{border-bottom:1px solid var(--line);z-index:50;backdrop-filter:blur(14px);background:#f5f3eef0;align-items:center;height:76px;padding:0 max(28px,50vw - 620px);display:flex;position:fixed;top:0;left:0;right:0}.brand{cursor:pointer;text-align:left;background:0 0;border:0;align-items:center;gap:11px;padding:0;display:flex}.brand-mark{color:#fff;background:var(--green);border-radius:11px;place-items:center;width:40px;height:40px;display:grid}.brand strong{letter-spacing:.11em;font:800 15px/1 Manrope,system-ui,sans-serif;display:block}.brand small{color:var(--muted);letter-spacing:.04em;margin-top:5px;font-size:10px;display:block}.header nav{gap:34px;margin:0 auto;display:flex}.header nav button{color:var(--muted);cursor:pointer;background:0 0;border:0;border-bottom:2px solid #0000;padding:27px 2px 24px}.header nav button.active{color:var(--ink);border-color:var(--orange)}.language-switch{border:1px solid var(--line);background:var(--white);border-radius:10px;align-items:center;gap:2px;padding:5px;display:flex}.language-switch>svg{color:var(--muted);margin:0 6px}.language-switch button{cursor:pointer;color:var(--muted);background:0 0;border:0;border-radius:6px;padding:6px 9px;font-size:12px;font-weight:700}.language-switch button.selected{color:#fff;background:var(--ink)}.hero{border-left:1px solid var(--line);border-right:1px solid var(--line);max-width:1240px;margin:0 auto}.hero-grid{grid-template-columns:1fr 1fr;min-height:610px;display:grid}.hero-copy{border-right:1px solid var(--line);padding:105px 66px 70px}.eyebrow{text-transform:uppercase;color:var(--green);letter-spacing:.13em;align-items:center;gap:9px;font-size:11px;font-weight:700;display:flex}.eyebrow i{background:var(--orange);border-radius:50%;width:7px;height:7px}h1,h2,h3{margin-top:0;font-family:Manrope,system-ui,sans-serif}.hero h1{letter-spacing:-.055em;margin:30px 0 26px;font-size:clamp(50px,5vw,72px);line-height:1.04}.hero h1 em{color:var(--orange);font-family:Georgia,serif;font-style:normal;font-weight:400}.hero-copy>p{color:var(--muted);max-width:530px;font-size:18px;line-height:1.7}.hero-actions{gap:12px;margin-top:38px;display:flex}.button{border:1px solid var(--line);cursor:pointer;border-radius:10px;align-items:center;gap:10px;padding:14px 19px;font-weight:700;display:flex}.button.primary{background:var(--ink);color:#fff;border-color:var(--ink)}.button.primary:hover{background:var(--green);border-color:var(--green);transform:translateY(-1px)}.button.ghost{background:0 0}.hero-visual{background-image:radial-gradient(#bbb7ae 1px,#0000 1px);background-size:24px 24px;place-items:center;display:grid;position:relative;overflow:hidden}.hero-visual:before{content:"";background:radial-gradient(circle,#e668201f,#0000 65%);position:absolute;inset:10%}.hero-visual svg{width:78%;position:relative}.visual-card{border:1px solid var(--line);z-index:2;background:#fdfcf9f0;border-radius:13px;position:absolute;box-shadow:0 16px 40px #1e252217}.card-formula{padding:15px 20px;top:94px;right:42px}.card-formula span{color:var(--muted);margin-bottom:8px;font-size:11px;display:block}.card-formula strong{font-family:Georgia,serif;font-size:23px}.card-current{align-items:center;gap:10px;padding:13px 16px;display:flex;bottom:110px;left:34px}.card-current span{color:var(--blue);font-weight:800}.card-current small{color:var(--blue)}.feature-strip{border-top:1px solid var(--line);justify-content:space-around;align-items:center;height:74px;display:flex}.feature-strip span{color:var(--muted);align-items:center;gap:9px;font-size:13px;font-weight:600;display:flex}.feature-strip svg{width:18px;color:var(--orange)}.section{max-width:1240px;margin:0 auto;padding:100px 66px}.topic-preview{border-left:1px solid var(--line);border-right:1px solid var(--line)}.section-heading{justify-content:space-between;align-items:end;margin-bottom:38px;display:flex}.section-heading h2{letter-spacing:-.04em;margin:10px 0 0;font-size:38px}.section-kicker{color:var(--orange);letter-spacing:.13em;font-size:11px;font-weight:800}.section-heading>p{color:var(--muted);max-width:400px;line-height:1.55}.topic-grid{grid-template-columns:repeat(4,1fr);gap:13px;display:grid}.topic-card{border:1px solid var(--line);background:var(--white);border-radius:15px;flex-direction:column;min-height:280px;padding:24px;display:flex;position:relative;overflow:hidden}.topic-card:before{content:"";background:var(--accent);height:4px;position:absolute;top:0;left:0;right:0}.green{--accent:var(--green)}.blue{--accent:var(--blue)}.orange{--accent:var(--orange)}.violet{--accent:var(--violet)}.topic-card-top{color:var(--muted);justify-content:space-between;font-size:12px;display:flex}.topic-card-top>span{color:var(--accent);font-weight:800}.topic-card h3{letter-spacing:-.025em;margin:30px 0 11px;font-size:20px}.topic-card p{color:var(--muted);font-size:14px;line-height:1.55}.topic-card button{color:var(--accent);cursor:pointer;background:0 0;border:0;align-items:center;gap:7px;margin-top:auto;padding:0;font-weight:700;display:flex}.topic-card button:disabled{color:#aaa;cursor:default}.catalog-page{min-height:calc(100vh - 150px)}.catalog-page>h1{letter-spacing:-.05em;margin:28px 0 12px;font-size:clamp(42px,5vw,64px)}.page-lead{color:var(--muted);font-size:18px}.catalog-page-lead{color:var(--muted);max-width:680px;font-size:18px;line-height:1.55}.catalog-card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:32px;display:grid}.tool-card{border:1px solid var(--line);background:var(--white);border-radius:16px;flex-direction:column;min-width:0;min-height:210px;padding:24px;display:flex;box-shadow:0 10px 26px #1f30480f}.tool-card h2{letter-spacing:-.02em;margin:14px 0 8px;font-size:21px}.tool-card p{color:var(--muted);margin:0;font-size:14px;line-height:1.5}.tool-card-action{color:var(--accent);margin-top:auto;padding-top:22px;font-size:13px;font-weight:700;text-decoration:none}.tool-card-action:hover{text-decoration:underline}.interactive-links .star-entry{margin:0}.service-tool-card{max-width:420px}.curriculum-static-topics.catalog-card-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:0}.curriculum-static-topics .curriculum-topic{border:1px solid var(--line);background:var(--white);border-radius:13px;flex-direction:column;align-items:flex-start;gap:10px;margin:0;padding:18px;display:flex}.curriculum-static-topics .curriculum-topic h3{font-size:16px}.curriculum-static-topics .curriculum-topic .duration{margin-top:auto}.curriculum-static-topics .curriculum-topic .round-button{align-self:flex-end}.catalog-list{border-top:1px solid var(--line);margin-top:55px}.catalog-item{border-bottom:1px solid var(--line);grid-template-columns:70px 1fr 110px 55px;align-items:center;gap:25px;padding:27px 0;display:grid}.catalog-number{color:var(--accent);font:700 15px Manrope,system-ui,sans-serif}.catalog-item h2{margin:0 0 6px;font-size:22px}.catalog-item p{color:var(--muted);margin:0}.duration{color:var(--muted);align-items:center;gap:6px;font-size:13px;display:flex}.round-button{background:var(--accent);color:#fff;cursor:pointer;border:0;border-radius:50%;place-items:center;width:43px;height:43px;display:grid}.soon-label{color:#999;text-transform:uppercase;letter-spacing:.08em;font-size:11px}.lesson-page{border-left:1px solid var(--line);border-right:1px solid var(--line);grid-template-columns:250px 1fr;max-width:1240px;margin:0 auto;display:grid}.lesson-sidebar{border-right:1px solid var(--line);height:calc(100vh - 76px);padding:45px 25px;position:sticky;top:76px}.back-link{color:var(--muted);cursor:pointer;background:0 0;border:0;align-items:center;gap:8px;margin-bottom:50px;padding:0;display:flex}.sidebar-label{text-transform:uppercase;letter-spacing:.12em;color:#999;margin-bottom:15px;font-size:10px;display:block}.lesson-sidebar a{color:var(--muted);border-radius:8px;align-items:center;gap:12px;padding:11px 10px;font-size:13px;text-decoration:none;display:flex}.lesson-sidebar a span{border:1px solid var(--line);border-radius:6px;place-items:center;width:22px;height:22px;font-size:10px;display:grid}.lesson-sidebar a.active{color:var(--ink);background:#e8e5de;font-weight:700}.lesson-sidebar a.active span{background:var(--orange);border-color:var(--orange);color:#fff}.lesson-content{width:100%;min-width:0;max-width:850px;padding:45px 75px 100px}.breadcrumbs{color:var(--muted);align-items:center;gap:7px;font-size:12px;display:flex}.lesson-header{padding:60px 0 45px}.lesson-number{color:var(--orange);letter-spacing:.14em;font-size:11px;font-weight:800}.lesson-header h1{letter-spacing:-.05em;margin:18px 0;font-size:52px;line-height:1.08}.lesson-header p{color:var(--muted);max-width:720px;font-size:18px;line-height:1.7}.level-picker{border:1px solid var(--line);background:var(--white);border-radius:13px;justify-content:space-between;align-items:center;margin-bottom:70px;padding:14px;display:flex}.level-label{padding-left:6px;font-size:12px;font-weight:700}.level-options{gap:4px;display:flex}.level-options button{cursor:pointer;color:var(--muted);background:0 0;border:0;border-radius:8px;align-items:center;gap:7px;padding:9px 11px;font-size:11px;display:flex}.level-options button.selected{background:var(--ink);color:#fff}.lesson-section{padding:0 0 75px;scroll-margin-top:110px}.lesson-section+.lesson-section{border-top:1px solid var(--line);padding-top:70px}.step-label{color:var(--orange);letter-spacing:.13em;text-transform:uppercase;font-size:10px;font-weight:800}.lesson-section h2{letter-spacing:-.035em;margin:18px 0;font-size:32px}.lesson-section>p,.research-note p{color:#535e5a;font-size:16px;line-height:1.75}.formula{white-space:normal;text-transform:none;letter-spacing:normal;font-variant:normal}.formula-block{text-align:center;background:var(--white);border:1px solid var(--line);border-radius:12px;margin:25px 0;padding:23px;font-size:1.1em;display:block;overflow:visible}.insight{background:#e8f0eb;border-radius:12px;gap:15px;margin:26px 0;padding:20px;display:flex}.insight>svg{color:var(--green);flex:none}.insight strong{color:var(--green)}.insight p{color:#4d5c56;margin:5px 0 0;line-height:1.5}.research-note{border-left:3px solid var(--blue);background:#edf2fa;margin-top:25px;padding:15px 20px}.research-note-label{color:var(--blue);text-transform:uppercase;letter-spacing:.1em;font-size:10px;font-weight:800}.circuit-wrap{margin:30px 0;overflow:visible}.circuit{width:100%;min-width:0;display:block}.circuit-legend{color:var(--muted);justify-content:center;gap:28px;margin-top:10px;font-size:12px;display:flex}.dot{border-radius:50%;width:8px;height:8px;margin-right:5px;display:inline-block}.dot.blue{background:var(--blue)}.dot.orange{background:var(--orange)}.given-grid{grid-template-columns:repeat(5,1fr);gap:8px;display:grid}.given-grid div{background:var(--white);border:1px solid var(--line);text-align:center;border-radius:9px;padding:13px}.given-grid span{color:var(--muted);font-size:11px;display:block}.given-grid strong{margin-top:4px;font-size:15px;display:block}.substitution{margin:25px 0}.substitution-label{color:var(--muted);font-size:12px;font-weight:700;display:block}.result-card{color:#f4f7fc;background:#1d293c;border-radius:13px;align-items:center;gap:16px;margin-top:30px;padding:20px;display:flex}.result-card>svg{color:#f6a066}.result-card-label{color:#ccd7e6;margin-bottom:6px;font-size:11px;display:block}.success-note{color:var(--green);background:#e6f0ea;border-radius:11px;align-items:center;gap:10px;margin-top:25px;padding:17px 20px;font-weight:700;display:flex}.success-note svg{width:19px}.lesson-next{border-top:1px solid var(--line);justify-content:space-between;align-items:center;padding-top:30px;display:flex}.lesson-next span{color:var(--muted);margin-bottom:5px;font-size:11px;display:block}.lesson-next strong{font-family:Manrope,system-ui,sans-serif}.lesson-next button{color:#aaa;border:0;border-radius:50%;place-items:center;width:44px;height:44px;display:grid}footer{background:var(--ink);color:#adb5b2;justify-content:space-between;align-items:center;min-height:80px;padding:25px max(28px,50vw - 555px);font-size:12px;display:flex}@media (width<=900px){.header nav{display:none}.language-switch{margin-left:auto}.hero-grid{grid-template-columns:1fr}.hero-copy{border-right:0;padding:75px 36px}.hero-visual{border-top:1px solid var(--line);min-height:420px}.feature-strip{flex-wrap:wrap;gap:20px;height:auto;padding:20px}.topic-grid{grid-template-columns:1fr 1fr}.section{padding:70px 35px}.section-heading{flex-direction:column;align-items:start}.lesson-page{display:block}.lesson-sidebar{display:none}.lesson-content{margin:auto;padding:35px}.catalog-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=600px){.header{height:66px;padding:0 16px}.brand small{display:none}.brand-mark{width:36px;height:36px}.hero-copy{padding:58px 24px}.hero h1{font-size:46px}.hero-copy>p{font-size:16px}.hero-actions{flex-direction:column;align-items:stretch}.button{justify-content:center}.topic-grid{grid-template-columns:1fr}.section{padding:60px 22px}.section-heading h2{font-size:32px}.catalog-item{grid-template-columns:42px 1fr 42px;gap:10px}.duration{display:none}.catalog-item p{font-size:13px}.catalog-page>h1{font-size:40px}.lesson-content{padding:25px 20px 70px}.lesson-header{padding:45px 0 30px}.lesson-header h1{font-size:39px}.lesson-header p{font-size:16px}.level-picker{display:block}.level-label{margin-bottom:10px;display:block}.level-options{flex-direction:column}.level-options button{width:100%}.lesson-section h2{font-size:27px}.formula-block{margin:20px 0;padding:16px 8px;font-size:.92em}.given-grid{grid-template-columns:repeat(3,1fr)}.circuit-legend{flex-direction:column;align-items:center;gap:5px}.catalog-card-grid,.curriculum-static-topics.catalog-card-grid{grid-template-columns:1fr}.tool-card{min-height:185px;padding:20px}footer{text-align:center;flex-direction:column;gap:7px}}body{background:var(--paper);transition:background-color .25s,color .25s}.header,.topic-card,.level-picker,.formula-block,.given-grid div{transition:background-color .25s,border-color .25s}.theme-toggle{border:1px solid var(--line);background:var(--white);width:38px;height:38px;color:var(--muted);cursor:pointer;border-radius:10px;flex:none;place-items:center;margin-right:9px;display:grid}.theme-toggle:hover{color:var(--orange);border-color:var(--orange)}.circuit{--circuit-bg:#fbfaf7;--circuit-component:#fff;--circuit-line:#27302d}.circuit>rect{fill:var(--circuit-bg);stroke:var(--line)}.circuit .wire{stroke:var(--circuit-line)}.circuit g[filter] rect,.circuit g[fill=white] circle{fill:var(--circuit-component);stroke:var(--circuit-line)}.circuit g[fill=\#27302d] text,.circuit>circle{fill:var(--circuit-line)}.curriculum{border-top:1px solid var(--line);margin-top:55px}.curriculum-section{border-bottom:1px solid var(--line)}.curriculum-trigger{text-align:left;cursor:pointer;background:0 0;border:0;grid-template-columns:64px 1fr auto 30px;align-items:center;gap:22px;width:100%;padding:28px 0;display:grid}.curriculum-index{color:var(--orange);letter-spacing:.12em;font-size:12px;font-weight:800}.curriculum-trigger h2{margin:0 0 6px;font-size:25px}.curriculum-trigger p{color:var(--muted);margin:0}.curriculum-count{color:var(--muted);font-size:12px}.curriculum-chevron{transition:transform .2s}.curriculum-section.open .curriculum-chevron{transform:rotate(180deg)}.curriculum-topics{grid-template-rows:0fr;transition:grid-template-rows .28s;display:grid}.curriculum-section.open .curriculum-topics{grid-template-rows:1fr}.curriculum-topics-inner{overflow:hidden}.curriculum-topic{border-top:1px solid var(--line);grid-template-columns:48px 1fr 100px 44px;align-items:center;gap:18px;margin-left:64px;padding:20px 18px;display:grid}.curriculum-topic h3{margin:0 0 5px;font-size:17px}.curriculum-topic p{color:var(--muted);margin:0;font-size:13px}.curriculum-topic-number{color:var(--muted);font-size:11px}.curriculum-topic .round-button{width:38px;height:38px}@media (width<=600px){.theme-toggle{margin-left:auto}.language-switch{margin-left:0}.curriculum-trigger{grid-template-columns:35px 1fr 24px;gap:10px}.curriculum-count{display:none}.curriculum-topic{grid-template-columns:30px 1fr 38px;margin-left:0;padding-left:4px}.curriculum-topic .duration{display:none}}.circuit{--circuit-component:transparent}.circuit g[filter] rect,.circuit g[fill=white] circle{fill:#0000}.circuit .wire,.circuit [data-symbol],.circuit [data-symbol] path,.circuit [data-symbol] circle{stroke:var(--circuit-line)}.circuit .source-polarity,.circuit .source-polarity text{stroke:none;fill:var(--circuit-line)}.soon-label{white-space:nowrap;text-align:center;min-width:58px;font-size:10px}.curriculum-topic{grid-template-columns:48px 1fr 100px 66px}.info-page{min-height:calc(100vh - 156px);position:relative}.info-page h1{letter-spacing:-.055em;margin:22px 0 16px;font-size:clamp(48px,7vw,76px)}.info-page>p{max-width:650px;color:var(--muted);margin-bottom:34px;font-size:18px;line-height:1.7}.info-icon{border:1px solid var(--line);width:110px;height:110px;color:var(--orange);background:var(--white);border-radius:28px;place-items:center;display:grid;position:absolute;top:80px;right:70px}.info-icon svg{width:42px;height:42px}.info-placeholder{border:1px solid var(--line);background:var(--white);border-radius:14px;gap:8px;max-width:650px;padding:24px;display:grid}.info-placeholder span{color:var(--muted)}@media (width<=600px){.info-icon{border-radius:18px;width:64px;height:64px;margin-bottom:28px;position:static}.info-icon svg{width:28px;height:28px}.curriculum-topic{grid-template-columns:30px 1fr 66px}}.astro-header .brand{color:var(--ink);text-decoration:none}.astro-header nav a{color:var(--muted);border-bottom:2px solid #0000;padding:27px 2px 24px;text-decoration:none}.astro-header nav a.active{color:var(--ink);border-color:var(--orange)}.language-link{border:1px solid var(--line);background:var(--white);min-width:42px;height:38px;color:var(--ink);border-radius:10px;place-items:center;padding:0 10px;font-size:12px;font-weight:800;text-decoration:none;display:grid}.theme-dark{display:none}.astro-home .hero-actions a{text-decoration:none}.topic-card>a{color:var(--accent);margin-top:auto;font-weight:700;text-decoration:none}.astro-home .hero-visual{color:var(--ink)}.curriculum-section>summary{list-style:none}.curriculum-section>summary::-webkit-details-marker{display:none}.curriculum-section[open] .curriculum-chevron{transform:rotate(180deg)}.curriculum-static-topics{padding-bottom:8px}.curriculum-topic .round-button{text-decoration:none}.sr-only{clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;position:absolute!important;overflow:hidden!important}.services-page>h1{letter-spacing:-.055em;margin:24px 0 14px;font-size:clamp(48px,7vw,76px)}.service-grid{grid-template-columns:repeat(3,1fr);gap:14px;margin-top:48px;display:grid}.service-card{border:1px solid var(--line);background:var(--white);border-radius:16px;flex-direction:column;min-height:360px;padding:28px;display:flex}.service-card.featured{border-color:var(--orange);box-shadow:inset 0 3px 0 var(--orange)}.service-tag{background:var(--surface-soft,#e8e5de);color:var(--muted);text-transform:uppercase;letter-spacing:.08em;border-radius:20px;align-self:flex-start;padding:6px 9px;font-size:10px;font-weight:800}.service-card h2{margin:24px 0 12px;font-size:23px}.service-card p,.service-card li{color:var(--muted);line-height:1.6}.service-card ul{padding-left:20px}.service-card .button,.service-card .integration-note{margin-top:auto}.service-card .button{align-self:flex-start;text-decoration:none}.integration-note{border:1px dashed var(--line);color:var(--muted);border-radius:10px;padding:13px;font-size:12px;display:block}.booking-section{background:var(--ink);color:var(--paper);border-radius:20px;margin-top:80px;padding:50px}.booking-section h2{max-width:720px;margin:14px 0;font-size:35px}.booking-section p{opacity:.78;max-width:760px;line-height:1.7}@media (width<=1080px){.astro-header nav{gap:18px}.astro-header nav a{font-size:13px}.service-grid{grid-template-columns:1fr}}@media (width<=900px){.astro-header nav{display:none}.astro-header .theme-toggle{margin-left:auto}}@media (width<=600px){.booking-section{padding:28px}.booking-section h2{font-size:27px}}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--green);outline-offset:3px}button{min-height:24px}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.lesson-practice{border:1px solid var(--line);background:var(--white);border-radius:16px;margin:36px 0;padding:24px}.lesson-practice h2{margin-top:12px}.lesson-practice form{gap:12px;display:grid}.lesson-practice label{font-weight:700}.practice-input-row{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.practice-input-row input{border:1px solid var(--line);width:160px;max-width:100%;min-height:44px;color:var(--ink);background:var(--paper);font:inherit;border-radius:8px;padding:10px 12px}.lesson-practice .button{min-height:44px}#practice-feedback{align-items:center;gap:8px;min-height:28px;margin:0;display:flex}#practice-feedback svg{flex:none;width:20px;height:20px}.learning-summary{border:1px solid var(--line);background:var(--white);border-radius:16px;gap:10px;margin:24px 0;padding:24px;display:grid}.learning-summary h2,.learning-summary p{margin:0}.learning-summary small{color:var(--muted)}.learning-summary a{width:fit-content;min-height:44px;color:var(--green);align-items:center;font-weight:700;display:inline-flex}.learning-storage-warning{border:1px solid var(--line);color:var(--ink);background:var(--white);border-radius:8px;padding:14px}.section-kicker,.curriculum-index{color:color-mix(in srgb, var(--orange) 70%, var(--ink))}@media (width<=600px){.lesson-practice,.learning-summary{padding:18px}.practice-input-row .button{justify-content:center;width:100%}}.tool-card-link{height:100%;color:inherit;border-radius:16px;text-decoration:none;display:block}.tool-card-link:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.tool-card-link:hover .tool-card{border-color:var(--accent);box-shadow:0 14px 30px #1f30481a}.tool-card-visual:has(.topic-cover){min-height:0;overflow:hidden}.services-dropdown{margin-top:24px}.services-dropdown>summary{cursor:pointer;color:var(--muted);padding:12px 0;font-weight:700}.services-all-link{color:inherit;text-decoration:none}.services-all-link:hover{border-color:var(--accent)}.topic-cover{aspect-ratio:4;background:var(--surface-plot);border-radius:.65rem;position:relative;overflow:hidden}.topic-cover>img{object-fit:cover;width:100%;height:100%;display:block}.topic-cover>span{background:linear-gradient(90deg,#05122294,#05122229);place-items:center end;padding:8px;display:grid;position:absolute;inset:0}.topic-cover .tool-card-art{background:0 0;width:58%;height:100%}.tool-card-visual{width:100%;min-height:130px}.tool-card-art{background:var(--surface-plot);border-radius:.65rem;width:100%;height:140px;display:block}.tool-card-category{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-size:.72rem}.tool-card h3{margin:.65rem 0;font-size:1.12rem;line-height:1.3}.tool-card p{font-size:.86rem;line-height:1.45}.catalog-card-grid .tool-card{height:100%}.tool-card-visual .micro-visual-pair{height:150px}.micro-preview-card h3{min-height:2.7rem}.tool-card-action{text-align:left;cursor:pointer;background:0 0;border:0;padding-left:0;display:block}.tool-card-disabled{color:var(--muted);margin-top:auto;font-size:.85rem}.interactive-intro,.workspace-intro{min-height:0;padding-block:32px 16px}.interactive-intro h1,.workspace-intro h1,.catalog-page>h1{letter-spacing:-.035em;margin:12px 0;font-size:clamp(28px,3vw,40px)}.interactive-intro>p,.workspace-intro>p{margin-bottom:0;font-size:15px;line-height:1.5}.interactive-intro+.interactive-section,.workspace-intro+.section{padding-top:16px;padding-bottom:40px}.interactive-section>h2{margin:24px 0 14px;font-size:22px}.catalog-page{padding-block:36px}.nav-services{font-size:12px;position:relative}.nav-services>summary{cursor:pointer;color:var(--ink);white-space:nowrap;padding:15px 0;list-style:none}.nav-services>summary::-webkit-details-marker{display:none}.nav-services>summary:after{content:"⌄";padding-left:6px}.nav-services>summary.active{border-bottom:2px solid var(--accent)}.nav-services-menu{border:1px solid var(--line);background:var(--surface-elevated);z-index:30;border-radius:12px;gap:4px;min-width:260px;padding:8px;display:grid;position:absolute;top:100%;right:0;box-shadow:0 12px 32px #07121a30}.header nav .nav-services-menu a,.nav-services-menu>span{white-space:normal;color:var(--ink);border-radius:7px;padding:12px;font-size:12px;line-height:1.5;display:block}.nav-services-menu>span{color:var(--muted)}.header nav .nav-services-menu a:hover{background:var(--surface-plot)}.nav-services>summary:focus-visible{outline:3px solid var(--accent);outline-offset:3px}@media (width<=900px){.header.mobile-open .nav-services{width:100%}.header.mobile-open .nav-services>summary{padding:13px;font-size:14px}.nav-services-menu{box-shadow:none;min-width:0;margin:0 10px 10px;position:static}.header.mobile-open nav{max-height:calc(100dvh - 76px);overflow-y:auto}}#install,#mathmorph{scroll-margin-top:100px}.lesson-content .formula-block,.lesson-content .result-card>div{min-width:0;max-width:100%}.lesson-content .result-card>svg{flex:none}.lesson-content .result-card .formula{font-size:1rem;display:block}.circuit{max-width:520px;margin-inline:auto}.circuit-wrap{--circuit-i1:#1753b8;--circuit-i2:#a84410;--circuit-i3:#17623f}.circuit-wrap .dot.blue{background:var(--circuit-i1)}.circuit-wrap .dot.orange{background:var(--circuit-i2)}.circuit-wrap .dot.green{background:var(--circuit-i3)}.circuit-legend{flex-wrap:wrap;gap:8px 20px}.mesh-textbook :is(p,li){font-size:16px;line-height:1.8}.mesh-textbook :is(p,li,h2,h3){overflow-wrap:break-word}.mesh-textbook .lesson-section h2{margin-top:38px}.mesh-textbook .lesson-section{scroll-margin-top:100px}.mesh-textbook .lesson-sidebar .back-link{text-decoration:none}.mesh-textbook .textbook-callout{border-left:3px solid var(--accent);background:var(--surface-elevated);margin-block:24px;padding:18px}.mesh-textbook .textbook-next-link{width:44px;height:44px;color:var(--ink);border:1px solid var(--line);border-radius:8px;place-items:center;display:grid}.mesh-textbook :is(.lesson-sidebar a,.textbook-next-link):focus-visible{outline:3px solid var(--accent);outline-offset:3px}.mesh-textbook .textbook-toc{border-block:1px solid var(--line);grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:4px 18px;margin-bottom:40px;padding-block:18px;display:grid}.mesh-textbook .textbook-toc a{min-height:44px;color:var(--ink);align-items:center;padding:8px 0;font-size:14px;display:flex}.mesh-textbook .textbook-toc a:focus-visible{outline:3px solid var(--accent);outline-offset:3px}.mesh-textbook .lesson-section a{color:var(--ink);text-underline-offset:.18em;text-decoration:underline}.mesh-examples-page{border-inline:1px solid var(--line);max-width:1200px;margin-inline:auto}.mesh-examples{margin-inline:auto}.mesh-examples :is(p,li){overflow-wrap:break-word;font-size:16px;line-height:1.8}.mesh-examples a,.mesh-examples-entry a{color:var(--ink);text-underline-offset:.18em;text-decoration:underline}.mesh-examples .textbook-toc{border-block:1px solid var(--line);gap:8px;padding-block:18px;display:grid}.mesh-examples .textbook-toc a{align-items:center;min-height:44px;display:flex}.mesh-worked-example{border-top:1px solid var(--line);margin-top:45px;padding-top:25px;scroll-margin-top:100px}.mesh-worked-example h2{letter-spacing:-.03em;font-size:30px;line-height:1.25}.mesh-worked-example h3{margin-top:30px;font-size:20px;line-height:1.4}.mesh-example-figure{--example-super:#694da5;margin-inline:0}.mesh-example-figure figcaption{color:var(--ink);margin-top:14px;font-size:14px;line-height:1.6}.mesh-examples-entry{border-block:1px solid var(--line);margin-block:28px;padding-block:24px}.mesh-examples :is(a):focus-visible,.mesh-examples-entry a:focus-visible{outline:3px solid var(--accent);outline-offset:3px}@media (width<=600px){.mesh-worked-example h2{font-size:26px}}.astro-header .theme-toggle,.astro-header .mobile-menu-toggle{border-radius:14px;width:44px;min-width:44px;height:44px}.language-switcher{flex:none;position:relative}.language-switcher__trigger{border:1px solid var(--line);background:var(--white);width:44px;height:44px;color:var(--ink);cursor:pointer;border-radius:14px;place-items:center;padding:0;transition:background-color .18s,border-color .18s,color .18s;display:grid}.language-switcher__trigger:hover,.language-switcher__trigger:focus-visible{background:color-mix(in srgb, var(--violet) 14%, var(--white));border-color:var(--violet);color:var(--violet)}.language-switcher__trigger svg{width:22px;height:22px}.language-switcher__menu{z-index:50;border:1px solid var(--line);background:var(--white);width:168px;max-width:calc(100vw - 24px);color:var(--ink);border-radius:14px;padding:4px;position:absolute;inset-block-start:calc(100% + 8px);inset-inline-end:0;box-shadow:0 12px 28px #00000038}.language-switcher__option{min-height:44px;color:var(--ink);border-radius:8px;justify-content:space-between;align-items:center;gap:12px;padding:8px 12px;font-size:14px;text-decoration:none;transition:background-color .18s,color .18s;display:flex}.language-switcher__option:hover,.language-switcher__option:focus-visible,.language-switcher__option.is-active{background:color-mix(in srgb, var(--violet) 24%, var(--white));color:var(--ink);outline:none}@media (width<=700px){.language-switcher__menu{inset-inline-end:-4px}}.app-install-link{border:1px solid var(--line);background:var(--white);min-height:38px;color:var(--ink);cursor:pointer;white-space:nowrap;border-radius:10px;align-items:center;gap:7px;margin-right:9px;padding:0 12px;font-size:12px;font-weight:700;display:inline-flex}.app-install-link:hover{color:var(--green);border-color:var(--green)}.app-install-link[hidden]{display:none}.app-install-icon{color:var(--green);font-size:18px;line-height:1}.mobile-menu-toggle{border:1px solid var(--line);background:var(--white);cursor:pointer;border-radius:10px;width:38px;height:38px;padding:9px;display:none}.mobile-menu-toggle span{background:var(--ink);border-radius:2px;height:2px;margin:3px 0;transition:transform .2s,opacity .2s;display:block}.install-dialog{border:1px solid var(--line);max-width:470px;color:var(--ink);background:var(--white);border-radius:16px;padding:0}.install-dialog::backdrop{background:#00000073}.install-dialog-content{padding:28px}.install-dialog h2{margin:0 0 12px;font-size:25px}.install-dialog p{color:var(--muted);line-height:1.6}.install-dialog ol{color:var(--muted);padding-left:22px;line-height:1.7}.install-dialog .button{margin-top:20px}@media (width<=1080px){.app-install-label{display:none}.app-install-link{justify-content:center;width:38px;padding:0}}@media (width<=900px){.astro-header{position:fixed}.mobile-menu-toggle{flex:none;margin-left:auto;display:block}.astro-header .app-install-link{margin-left:0}.astro-header nav{border-bottom:1px solid var(--line);background:var(--paper);flex-direction:column;gap:2px;margin:0;padding:10px 18px 18px;display:none;position:absolute;top:100%;left:0;right:0;box-shadow:0 16px 32px #141a171f}.astro-header.mobile-open nav{display:flex}.astro-header nav a{border-bottom:0;border-radius:8px;padding:13px 12px}.astro-header nav a.active{background:var(--white);border-bottom:0}.astro-header.mobile-open .mobile-menu-toggle span:first-child{transform:translateY(5px)rotate(45deg)}.astro-header.mobile-open .mobile-menu-toggle span:nth-child(2){opacity:0}.astro-header.mobile-open .mobile-menu-toggle span:nth-child(3){transform:translateY(-5px)rotate(-45deg)}}@media (width<=600px){.astro-header .theme-toggle{margin-left:0}.install-dialog{max-width:calc(100% - 32px)}}:root{--ink:#10182b;--muted:#62718b;--paper:#f7f9fd;--white:#fff;--line:#e1e8f3;--blue:#286fdb;--violet:#7444da;--green:#16796b;--orange:#b95b13;color:var(--ink);background:var(--paper)}.header.astro-header{color:#e6edf8;background:#071328f5;border-color:#233653;gap:14px;height:76px;padding-inline:max(26px,50vw - 750px)}.header .brand{color:#fff;flex-shrink:0;gap:12px;text-decoration:none}.header .brand strong{color:#fff;letter-spacing:-.04em;font-size:23px}.header .brand small{color:#aab9d0;letter-spacing:0;font-size:10px}.header nav{gap:24px}.header nav a{color:#c2cfe2;white-space:nowrap;font-size:12px}.header nav a.active{color:#fff;border-color:#68c7ff}.header nav a:hover{color:#83caff}.header .language-link,.header .theme-toggle,.header .app-install-link{color:#dce8fa;background:0 0;border-color:#365171}.header .theme-toggle{flex-shrink:0}.header .app-install-link{border-radius:10px}.header .language-link{border:1px solid #365171;border-radius:9px;padding:10px 11px}.header .mobile-menu-toggle{color:#e6edf8}.header .mobile-menu-toggle span{background:#c2cfe2}body[data-home=true] main>.section{padding-block:36px}.section-kicker{color:var(--blue)}.button.primary{color:#fff;background:linear-gradient(105deg,#328bff,#874fff);border-color:#0000}.button.primary:hover{background:linear-gradient(105deg,#2573de,#7039e4);border-color:#0000}body>footer{color:#a6b6cd;background:#071328;border-top:1px solid #253957;padding:28px max(28px,50vw - 740px);font-size:12px}@media (width<=1250px){.header nav{gap:15px}.header .brand strong{font-size:20px}.header .brand small{font-size:9px}.header .brand-mark{width:46px}.header.astro-header{gap:10px;padding-inline:20px}.header .app-install-label{display:none}}@media (width<=980px){.header nav{gap:10px}.header nav a{font-size:10px}.header .brand small{display:none}.header .brand strong{font-size:18px}.header .brand-mark{width:38px}}@media (width<=780px){.header.astro-header{gap:9px;padding-inline:16px}.header .brand strong{font-size:21px}.header .brand-mark{width:44px}.header nav{display:none}.header.mobile-open nav{background:#0c1d38;border-bottom:1px solid #365171;flex-direction:column;gap:0;padding:14px 20px;display:flex;position:absolute;top:76px;left:0;right:0}.header.mobile-open nav a{color:#e6edf8;padding:13px;font-size:14px}.header .mobile-menu-toggle{margin-left:auto;display:flex}.header .language-link{padding:8px}.header .theme-toggle{margin-left:0}}.header .mobile-menu-toggle{background:0 0;border-color:#365171;flex-direction:column;justify-content:center;align-items:stretch;gap:3px}.header .mobile-menu-toggle span{background:#dce8fa;flex:none;width:18px;margin:0}.header.mobile-open nav a.active{color:#fff;background:#173350}@media (width<=480px){.header.astro-header{gap:6px;padding-inline:12px}.header .brand{gap:6px}.header .brand strong{font-size:18px}.header .brand-mark{width:28px}.header .mobile-menu-toggle,.header .theme-toggle,.header .app-install-link{width:44px;min-width:44px;height:44px;min-height:44px;margin:0}.header .mobile-menu-toggle{margin-left:auto;padding:12px}.header .language-link{text-align:center;min-width:38px;min-height:44px;padding:13px 7px}}@media (width<=360px){.header .brand>span{display:none}.header .brand-mark{width:34px}}.engineering-plot-wrap{min-width:0}.engineering-plot{width:100%;height:auto;display:block}.engineering-readout{color:var(--muted);overflow-wrap:anywhere;padding:5px 0;font:10px/1.5 monospace}.engineering-plot:focus-visible{outline:2px solid var(--blue);outline-offset:3px}.engineering-grid-toggle{margin-top:12px;font-size:11px!important}.engineering-bode{border-top:1px solid var(--line);min-width:0;margin-top:16px;padding-top:8px}.engineering-bode h4{margin:12px 0;font-size:15px}.engineering-bode p,.engineering-bode small,.bode-factor{color:var(--muted);font-size:11px;line-height:1.6}.engineering-bode .formula-block{margin:8px 0;padding:8px;font-size:12px}.bode-panels{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;display:grid}.micro-plot.engineering-plot{margin-top:0}.micro-plot.engineering-plot text{font-size:14px}.lab-plot.engineering-plot{max-height:175px}@media (width<=650px){.bode-panels{grid-template-columns:1fr}.engineering-bode .formula-block{font-size:10px}.micro-plot.engineering-plot text{font-size:16px}}.lab-hydration-guard{display:contents}:root{--surface:#f5f7fb;--surface-elevated:#fff;--surface-canvas:#fff;--surface-plot:#fafcff;--text-primary:#1d293c;--text-secondary:#5c6a80;--border-default:#d5deec;--grid-major:#dce3ee;--grid-minor:#eef2f7;--axis-color:#64748b;--schematic-wire:#253044;--schematic-symbol:#253044;--selection:#127b78;--accent:#127b78;--warning:#8d5b12;--error:#af3333;--ink:var(--text-primary);--muted:var(--text-secondary);--paper:var(--surface);--white:var(--surface-elevated);--line:var(--border-default);--curve-blue:#2465cf;--curve-orange:#b95520;--curve-green:#187b60;--curve-violet:#7954bb;--blue:var(--curve-blue);--orange:var(--curve-orange);--green:var(--curve-green);--violet:var(--curve-violet);--plot-u:var(--blue);--plot-i:var(--orange);--plot-back:var(--violet)}html[data-theme] body,html[data-theme] body[data-home=true]{color:var(--text-primary);background:var(--surface)}html[data-theme] .astro-header,html[data-theme] .header{background:color-mix(in srgb,var(--surface-elevated) 96%,transparent);color:var(--ink);border-color:var(--line)}html[data-theme] .header .brand,html[data-theme] .header .brand strong,html[data-theme] .header nav a,html[data-theme] .header .theme-toggle,html[data-theme] .header .language-link,html[data-theme] .header .app-install-link{color:var(--ink)}html[data-theme] .header .brand small{color:var(--muted)}html[data-theme] .header .mobile-menu-toggle{background:var(--surface-elevated);border-color:var(--line)}html[data-theme] .header .mobile-menu-toggle span{background:var(--ink)}html[data-theme] .header .app-install-link,html[data-theme] .header .theme-toggle,html[data-theme] .header .language-link{background:var(--surface-elevated);border-color:var(--line)}html[data-theme] .lab-showcase{--ink:var(--text-primary);--muted:var(--text-secondary);--white:var(--surface-elevated);--paper:var(--surface);--line:var(--border-default);color:var(--ink);background:var(--surface-plot);border-color:var(--line)}html[data-theme] .lab-showcase .lab-schematic-panel,html[data-theme] .lab-showcase .lab-metric,html[data-theme] .lab-showcase .lab-thumbnails button,html[data-theme] .lab-showcase button{background:var(--surface-elevated);color:var(--ink);border-color:var(--line)}html[data-theme] .lab-showcase .lab-schematic-panel:before{background-image:linear-gradient(var(--grid-minor) 1px,transparent 1px),linear-gradient(90deg,var(--grid-minor) 1px,transparent 1px)}html[data-theme] .lab-showcase .lab-heading a,html[data-theme] .lab-showcase .section-kicker,html[data-theme] .lab-showcase .lab-slider strong,html[data-theme] .lab-showcase .surface-reading,html[data-theme] .lab-showcase .surface-reading strong,html[data-theme] .lab-showcase .surface-note,html[data-theme] .lab-showcase .surface-scale,html[data-theme] .lab-showcase .surface-top,html[data-theme] .lab-showcase .surface-controls label,html[data-theme] .lab-showcase .surface-controls strong{color:var(--ink)}html[data-theme] .lab-showcase .lab-thumbnails button[aria-pressed=true],html[data-theme] .lab-showcase .lab-carousel-controls button[aria-pressed=true]{background:color-mix(in srgb,var(--selection) 14%,var(--surface-elevated));border-color:var(--selection);color:var(--ink)}html[data-theme] .board-canvas,html[data-theme] .line-plots canvas,html[data-theme] .circle-plot,html[data-theme] .star-plot,html[data-theme] .surface-svg,html[data-theme] .surface-section{background:var(--surface-canvas);color:var(--ink)}html[data-theme] .line-lab button{color:var(--ink);background:var(--surface-elevated);border-color:var(--line)}html[data-theme] .engineering-plot{background:var(--surface-plot);color:var(--ink)}html[data-theme] .engineering-plot-invalid{color:var(--error)}html[data-theme] .micro-card,html[data-theme] .science-card,html[data-theme] .advanced-card{color:var(--ink);background:var(--surface-elevated);border-color:var(--line)}html[data-theme] .micro-results,html[data-theme] .micro-parameter input,html[data-theme] .board-toolbar{background:var(--surface-plot);border-color:var(--line)}html[data-theme] .engineering-board .board-toolbar button[aria-pressed=true]{background:color-mix(in srgb,var(--selection) 17%,var(--surface-elevated));border-color:var(--selection);color:var(--ink)}html[data-theme] .lab-showcase{--blue:var(--curve-blue);--orange:var(--curve-orange);--green:var(--curve-green);--violet:var(--curve-violet)}.science-home.section{max-width:1500px;padding:40px 24px}.science-home .lab-section-title{margin-bottom:20px}.science-home h2{margin:0;font-size:27px}.science-home .lab-section-title a{color:var(--blue);font-size:13px}.fourier-entry-art{background:var(--surface-plot);width:100%;height:185px;display:block}:root{--line-zero:var(--axis-color);--line-grid:var(--grid-major);--line-ink:var(--text-primary)}.lab-ready-guard{border:0;min-width:0;margin:0;padding:0}.lab-ready-guard[disabled]{pointer-events:none}html[data-theme] .button.primary,html[data-theme] .micro-categories button[aria-selected=true],html[data-theme] .micro-card footer .micro-explore{background:var(--accent);border-color:var(--accent);color:var(--surface-elevated)}html[data-theme] .header nav a.active{border-color:var(--accent)}:root{--ref-accent:#604be8;--ref-soft:#f1eeff;--ref-shadow:0 22px 65px #27316814;--text-primary:#131a35;--text-secondary:#69728e;--surface:#f7f8fd;--surface-elevated:#fff;--border-default:#e5e9f3;--accent:#604be8}.reference-home{color:var(--ink);background:var(--white);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}.ref-page{max-width:1200px;margin:auto;padding-inline:26px}.reference-home a{text-decoration:none}.reference-home h1,.reference-home h2,.reference-home h3{font-family:inherit}.ref-hero{border-bottom:1px solid var(--line);background:radial-gradient(at 79% 39%,#eceaff 0,#0000 40%),linear-gradient(#fbfbff,#f7f9ff 88%,#fff);overflow:hidden}.ref-hero-grid{grid-template-columns:1.04fr .96fr;align-items:center;gap:34px;padding-block:78px 84px;display:grid}.ref-hero-grid>div{min-width:0}.ref-eyebrow{border:1px solid color-mix(in srgb,var(--ref-accent) 18%,transparent);background:var(--ref-soft);color:var(--ref-accent);text-transform:uppercase;letter-spacing:.6px;border-radius:100px;align-items:center;gap:8px;padding:8px 13px;font-size:12px;font-weight:800;display:inline-flex}.ref-hero h1{letter-spacing:-2.8px;margin:25px 0 19px;font-size:clamp(38px,4.2vw,62px);font-weight:800;line-height:1.11}.ref-hero h1 span{color:#0000;background:linear-gradient(100deg,#6653f2,#21849d) text}.ref-sub{color:var(--muted);max-width:520px;margin:0;font-size:19px;line-height:1.72}.ref-ctas{flex-wrap:wrap;gap:13px;margin-top:28px;display:flex}.reference-home .ref-button{border:1px solid var(--line);min-height:46px;color:var(--ink);background:var(--white);text-align:center;border-radius:13px;justify-content:center;align-items:center;padding:13px 19px;font-size:14px;font-weight:750;display:inline-flex}.reference-home .ref-primary{color:#fff;background:linear-gradient(130deg,#7765fd,#5641e9);border-color:#0000;box-shadow:0 8px 17px #6b54eb35}.ref-button:hover{filter:brightness(1.06)}.ref-benefits{color:var(--muted);flex-wrap:wrap;gap:22px;margin-top:27px;font-size:13px;display:flex}.ref-benefits b{color:#118579;margin-right:4px}.ref-demo{background:var(--white);border:1px solid var(--line);box-shadow:var(--ref-shadow);border-radius:23px;padding:18px;transform:rotate(-1.2deg)}.ref-demo-top{border-bottom:1px solid var(--line);color:var(--muted);align-items:center;gap:7px;padding:3px 2px 15px;font-size:12px;display:flex}.ref-demo-top i{background:#f1a6a6;border-radius:50%;flex-shrink:0;width:9px;height:9px}.ref-demo-top i:nth-child(2){background:#f5d08c}.ref-demo-top i:nth-child(3){background:#8fddcd}.ref-demo-top span{text-align:center;margin:auto;font-weight:700}.ref-circuit{background-color:#fbfcff;background-image:linear-gradient(#e7eaf25c 1px,#0000 1px),linear-gradient(90deg,#e7eaf25c 1px,#0000 1px);background-size:24px 24px;border-radius:13px;margin-top:12px;padding:17px 8px 0}.ref-circuit svg{width:100%;height:auto;display:block}.ref-metrics{gap:10px;padding:14px 0 0;display:flex}.ref-metrics>div{background:var(--surface);border-radius:11px;flex:1;min-width:0;padding:12px}.ref-metrics small{color:var(--muted);font-size:11px}.ref-metrics strong{margin-top:4px;font-size:19px;display:block}.ref-path{padding-block:64px 60px}.ref-kicker{text-transform:uppercase;letter-spacing:1.2px;color:var(--ref-accent);font-size:12px;font-weight:800}.ref-path h2{letter-spacing:-1.2px;margin:10px 0;font-size:35px}.ref-intro{color:var(--muted);margin:0 0 29px;line-height:1.6}.ref-cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:19px;display:grid}.ref-card{border:1px solid var(--line);background:var(--white);border-radius:19px;flex-direction:column;min-height:245px;padding:24px;transition:transform .2s,box-shadow .2s;display:flex}.ref-card:hover{box-shadow:var(--ref-shadow);transform:translateY(-4px)}.ref-icon{background:var(--ref-soft);width:48px;height:48px;color:var(--ref-accent);border-radius:14px;place-items:center;font-size:25px;display:grid}.ref-card:nth-child(2) .ref-icon{color:#2870c1;background:#eaf5ff}.ref-card:nth-child(3) .ref-icon{color:#0b827c;background:#e7fbf8}.ref-card h3{margin:19px 0 8px;font-size:20px}.ref-card p{color:var(--muted);margin:0;font-size:14px;line-height:1.65}.ref-card a{color:var(--ref-accent);min-height:44px;margin-top:auto;padding-top:21px;font-size:14px;font-weight:750}.ref-workspace{background:var(--surface);border-block:1px solid var(--line)}.ref-workspace-grid{grid-template-columns:235px minmax(0,1fr);gap:22px;padding-block:27px 55px;display:grid}.ref-sidebar{border:1px solid var(--line);background:var(--white);border-radius:17px;align-self:start;padding:17px}.ref-sidebar p{text-transform:uppercase;color:var(--muted);letter-spacing:1px;margin:10px 11px 15px;font-size:11px;font-weight:800}.ref-sidebar a{color:var(--muted);border-radius:10px;align-items:center;gap:11px;margin:3px 0;padding:13px;font-size:14px;font-weight:700;display:flex}.ref-sidebar a:first-of-type{background:var(--ref-soft);color:var(--ref-accent)}.ref-sidebar small{margin-left:auto;font-size:11px}.ref-work-heading{justify-content:space-between;align-items:center;gap:15px;margin-bottom:17px;display:flex}.ref-work-heading h2{letter-spacing:-.7px;margin:0;font-size:25px}.ref-work-heading p{color:var(--muted);margin:7px 0 0;font-size:13px}.ref-tag{color:#167665;white-space:nowrap;background:#e7f8f3;border-radius:30px;padding:8px 12px;font-size:12px;font-weight:750}.ref-work-card{background:var(--white);border:1px solid var(--line);border-radius:19px;padding:28px}.ref-work-card h3{margin:15px 0;font-size:28px}.ref-work-card p{color:var(--muted);font-size:15px;line-height:1.85}.ref-formula{background:var(--ref-soft);text-align:center;color:var(--ref-accent);border-radius:14px;margin:23px 0;padding:20px;font:28px Georgia,serif}.reference-home :is(a,button):focus-visible{outline:3px solid var(--ref-accent);outline-offset:4px}html[data-theme] .header.astro-header,.mvp-header{background:color-mix(in srgb,var(--white) 96%,transparent);border-color:var(--line);backdrop-filter:blur(20px)}html[data-theme] .header .brand strong{letter-spacing:-1px;font-size:23px}.header .brand small{display:none}.header .brand-mark{background:linear-gradient(145deg,#6654fb,#2ab8d9);border-radius:13px;width:40px;height:40px}.mvp-header{gap:20px;height:76px;padding-inline:max(20px,50vw - 593px)}.mvp-brand{letter-spacing:-1px;font-size:23px}.mvp-brand img{border-radius:13px;width:40px;height:40px}.mvp-header .learning-menu{margin-inline:auto}.mvp-header nav{margin-left:0}.mvp-header .learning-menu a{border-radius:12px;padding:12px 15px;font-weight:650}.mvp-header .learning-menu a[aria-current],html[data-theme] .header [data-learning-stage-link][aria-current]{background:var(--ref-soft);color:var(--ref-accent)}.mvp-header #mvp-theme{background:var(--white);border-radius:12px}.mvp-body .journey-rail{top:76px}.journey-rail a[aria-current]{background:var(--ref-soft);color:var(--ref-accent);border-radius:10px}html[data-theme] body>footer{background:var(--white);color:var(--muted);border-color:var(--line)}html[data-theme] .header.mobile-open nav{background:var(--white);border-color:var(--line)}html[data-theme] .header.mobile-open nav a{color:var(--ink)}@media (width<=950px){.ref-hero-grid{grid-template-columns:1fr;padding-block:58px 54px}.ref-demo{max-width:650px;transform:none}.ref-workspace-grid{grid-template-columns:1fr}.ref-sidebar{gap:5px;display:flex;overflow:auto}.ref-sidebar p{display:none}.ref-sidebar a{white-space:nowrap}.ref-cards{gap:12px}.ref-card{padding:18px}}@media (width<=650px){.ref-page{padding-inline:17px}.ref-hero-grid{padding-top:43px}.ref-hero h1{letter-spacing:-1.7px}.ref-sub{font-size:16px}.ref-ctas a{flex:1}.ref-benefits{gap:12px}.ref-cards{grid-template-columns:1fr}.ref-card{min-height:unset}.ref-path{padding-block:42px}.ref-path h2{font-size:29px}.ref-work-card{padding:18px}.ref-work-card h3{font-size:24px}.ref-metrics{gap:5px}.ref-metrics>div{padding:8px}.ref-metrics strong{font-size:16px}.ref-work-heading{flex-direction:column;align-items:flex-start}.ref-sidebar{padding:8px}.ref-sidebar a{gap:6px;padding:12px 9px;font-size:12px}.ref-sidebar small{display:none}.mvp-header{gap:6px;padding-inline:10px}.mvp-header .learning-menu{gap:2px}.mvp-header .learning-menu a{padding:12px 6px;font-size:12px}.mvp-header nav{margin-left:0}.mvp-brand img{width:32px;height:32px}}@media (prefers-reduced-motion:reduce){.ref-card{transition:none}.ref-card:hover{transform:none}}@media (width<=650px){.mvp-header{grid-template-rows:52px 44px;grid-template-columns:1fr auto auto;gap:0 10px;height:112px;padding:8px 14px;display:grid}.mvp-header .mvp-brand{grid-area:1/1;font-size:21px}.mvp-header .mvp-brand span{display:block}.mvp-header>nav{grid-area:1/2}.mvp-header>#mvp-theme{grid-area:1/3}.mvp-header .learning-menu{flex-wrap:nowrap;grid-area:2/1/auto/-1;justify-content:space-between;gap:4px;width:100%;margin:0;display:flex}.mvp-header .learning-menu a{text-align:center;padding:12px 6px;font-size:12px}.mvp-body .journey-rail{top:112px}.mvp-body :is(.lesson-section,[id^=example-],.mesh-workbench){scroll-margin-top:200px}.mvp-body .lesson-sidebar{top:190px}}html[data-theme] .journey-rail a[aria-current]{background:var(--ref-soft);color:var(--ref-accent)}html[data-theme] .mesh-workbench{background:var(--white);box-shadow:var(--ref-shadow);border-radius:19px}html[data-theme] .lesson-sidebar{background:var(--white);border-radius:17px}@media (width>=981px){.header .brand small{display:block}}.astro-route-announcer{clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;position:absolute;top:0;left:0;overflow:hidden}.directory-hero{background:linear-gradient(115deg, var(--white), var(--ref-soft));border-bottom:1px solid var(--line)}.directory-hero-inner,.content-directory{width:min(100% - 2rem,73rem);margin-inline:auto}.directory-hero-inner{padding-block:clamp(1.65rem,4vw,3rem)}.directory-hero h1{letter-spacing:-.045em;margin:0;font-size:clamp(2rem,4.6vw,3.5rem);line-height:1.12}.directory-hero p{color:var(--muted);margin:.75rem 0 1rem}.content-directory{padding-block:1.5rem;scroll-margin-top:6rem}.content-directory>:is(h1,h2){margin:0 0 .85rem;font-size:clamp(1.45rem,2.5vw,2rem)}.content-directory>h1{font-size:clamp(1.8rem,4vw,2.75rem)}.directory-jumps{flex-wrap:wrap;align-items:center;gap:.5rem;display:flex}.directory-jumps a,.topic-resources .topic-resource-group>a{border:1px solid var(--line);background:var(--white);min-height:44px;color:var(--ink);border-radius:.6rem;align-items:center;padding:.4rem .8rem;font-weight:700;text-decoration:none;display:inline-flex}.directory-jumps a.directory-primary{background:var(--accent);border-color:var(--accent);color:var(--surface-elevated)}.directory-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,15rem),1fr));gap:.75rem;margin:0;padding:0;list-style:none;display:grid}.directory-grid+.directory-categories:not(:empty){margin-top:.75rem}.directory-card{background:var(--white);border:1px solid var(--line);border-radius:.75rem;min-width:0;padding:.85rem 1rem}.directory-feature{border-top:3px solid var(--accent)}.directory-card p{color:var(--muted);margin:.25rem 0 0;font-size:.9rem}.directory-card>a,.directory-card summary{font-weight:750}.directory-card summary{cursor:pointer;padding-block:.25rem}.directory-card a,.directory-links a{color:var(--ref-accent)}.directory-card a:hover,.directory-links a:hover{text-decoration-thickness:2px}.directory-links{margin:.4rem 0 0;padding:0;list-style:none}.directory-links li+li{margin-top:.45rem}.directory-links a,a.directory-variant{overflow-wrap:anywhere;padding-block:.25rem;display:block}a.directory-variant{font-size:.85rem}.directory-subject{margin-top:1.35rem;scroll-margin-top:6rem}.directory-subject h3{margin:0 0 .6rem}.directory-topic h4{margin:0 0 .45rem;font-size:1.05rem}.topic-resources{flex-wrap:wrap;align-items:flex-start;gap:.7rem 1rem;display:flex}.topic-resource-group{min-width:0}.topic-resource-group h4{color:var(--muted);margin:0;font-size:.85rem}.topic-resource-group a{overflow-wrap:anywhere}.directory-jumps a:focus-visible,.directory-card :is(a,summary):focus-visible,.topic-resource-group a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}@media (width<=600px){.directory-hero-inner,.content-directory{width:calc(100% - 1.5rem)}}html[data-theme=light]{color-scheme:light only}html[data-theme=light] .header.mobile-open nav a.active{color:var(--ink);background:var(--ref-soft)}.astro-header .language-switcher{margin-inline-start:auto}.mvp-header nav a{align-items:center;min-height:44px;font-weight:650;display:inline-flex}@media (width<=420px){.mvp-header nav{gap:.5rem}.mvp-header .mvp-brand{font-size:.95rem}.mvp-header .mvp-brand img{width:30px;height:30px}}html[data-theme=light] .result-card{background:var(--ref-soft);border:1px solid var(--line);color:var(--ink)}html[data-theme=light] .result-card-label{color:var(--muted)}html[data-theme=light] .result-card>svg{color:var(--ref-accent)}.directory-search{max-width:24rem;color:var(--muted);gap:.25rem;margin-bottom:1rem;display:grid}.directory-search input{border:1px solid var(--line);background:var(--white);min-height:44px;color:var(--ink);font:inherit;border-radius:.6rem;padding:.45rem .7rem}.content-directory [hidden]{display:none}.astro-header nav>a,.astro-header .nav-services>summary{font-size:.9rem;font-weight:600}.astro-header .nav-services>summary{align-items:center;min-height:44px;display:flex}@media (width>=941px){.astro-header nav{align-items:center}}@media (width>=941px) and (width<=1160px){.astro-header nav>a,.astro-header .nav-services>summary{font-size:.75rem}}@media (width>=960px){.directory-home-catalogues--two{grid-template-columns:minmax(0,3fr) minmax(0,1fr);gap:clamp(1rem,3vw,2.5rem);width:min(100% - 2rem,73rem);margin-inline:auto;display:grid}.directory-home-catalogues--two>.content-directory{width:100%}}@media (width<=940px){.astro-header>nav{display:none}.astro-header .mobile-menu-toggle{margin-inline-start:0;display:flex}.astro-header.mobile-open>nav{background:var(--white);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;gap:0;max-height:calc(100dvh - 76px);padding:.5rem 1rem 1rem;display:flex;position:absolute;inset:100% 0 auto;overflow-y:auto}.astro-header.mobile-open nav>a{align-items:center;min-height:44px;padding:.6rem .5rem;display:flex}.astro-header.mobile-open .nav-services-menu{position:static}}html[data-theme=light] .booking-section{background:var(--ref-soft);color:var(--ink);border:1px solid var(--line)}.site-footer[data-astro-cid-z4jru4n3]{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.6rem 1.75rem;display:flex}.site-footer[data-astro-cid-z4jru4n3] nav[data-astro-cid-z4jru4n3]{flex-wrap:wrap;gap:1rem;display:flex}.site-footer[data-astro-cid-z4jru4n3] nav[data-astro-cid-z4jru4n3] a[data-astro-cid-z4jru4n3]{color:inherit;text-underline-offset:.2em;padding-block:.55rem}