@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{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{--paper:#f7fbf8;--surface:#ffffffd1;--ink:#18352f;--muted:#687c76;--line:#d9e7e0;--mint:#72b89a;--mint-dark:#34775e;--blue:#79a8bd;--peach:#e9ad83;--shadow:0 18px 50px #2b5b4917;color:var(--ink);background:var(--paper);font-family:Inter,Noto Sans SC,Microsoft YaHei,system-ui,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}html.is-ready body{animation:.32s both page-in}html.is-leaving body{opacity:.72;transition:opacity .18s,transform .18s;transform:translateY(4px)}body{background:radial-gradient(circle at 8% 4%, #72b89a2e, transparent 28rem), radial-gradient(circle at 95% 30%, #79a8bd21, transparent 26rem), var(--paper);min-width:320px;margin:0}a{color:inherit;text-decoration:none}p{line-height:1.8}button,input,select{font:inherit}button{cursor:pointer}.site-header,.site-footer,main{width:min(1180px,100% - 40px);margin-inline:auto}.site-header{border-bottom:1px solid #18352f14;justify-content:space-between;align-items:center;height:82px;display:flex}.brand{letter-spacing:.03em;align-items:center;gap:12px;font-weight:800;display:inline-flex}.brand,nav a,.button,.chip-button{transition:transform .18s,color .18s,background .18s,border-color .18s,box-shadow .18s}.brand:hover{transform:translateY(-1px)}.bull-mark{fill:none;width:42px;height:42px;stroke:var(--mint-dark);stroke-width:2.6px;stroke-linecap:round;stroke-linejoin:round}nav{color:var(--muted);gap:30px;font-size:14px;display:flex}nav a{padding:8px 0;position:relative}nav a:after{content:"";background:var(--mint-dark);transform-origin:0;border-radius:999px;height:2px;transition:transform .18s;position:absolute;bottom:2px;left:0;right:0;transform:scaleX(0)}nav a:hover{color:var(--mint-dark)}nav a:hover:after{transform:scaleX(1)}.hero{grid-template-columns:1.2fr .8fr;align-items:center;gap:70px;padding:92px 0 66px;display:grid}.eyebrow{color:var(--mint-dark);letter-spacing:.18em;font-size:12px;font-weight:800}.hero h1{letter-spacing:-.055em;margin:18px 0 28px;font-size:clamp(50px,7vw,92px);line-height:.98}.hero h1 em{color:var(--mint-dark);font-style:normal;display:block}.hero__copy>p{max-width:620px;color:var(--muted);font-size:18px}.hero__actions{gap:14px;margin-top:32px;display:flex}.button{background:var(--ink);color:#fff;border:0;border-radius:999px;justify-content:center;align-items:center;padding:13px 20px;font-size:14px;font-weight:700;display:inline-flex}.button--ghost{color:var(--ink);border:1px solid var(--line);background:#ffffffb3}.button:hover,.chip-button:hover{transform:translateY(-2px);box-shadow:0 10px 24px #2b5b491f}.button:active,.chip-button:active,.note-card:active{transform:translateY(0)scale(.99)}.orbit{aspect-ratio:1;box-shadow:var(--shadow);background:linear-gradient(145deg,#ffffffe0,#d5efe3b3);border:1px solid #34775e1f;border-radius:50%;position:relative}.orbit:before,.orbit:after{content:"";border:1px dashed #34775e38;border-radius:50%;position:absolute;inset:12%}.orbit:after{border-style:solid;inset:28%}.orbit .bull-mark{stroke-width:1.8px;width:34%;height:34%;position:absolute;top:33%;left:33%}.orbit__tag{background:#fff;border-radius:14px;padding:10px 14px;font-size:13px;position:absolute;box-shadow:0 9px 26px #2b5b491a}.orbit__tag:first-of-type{top:25%;left:-2%}.orbit__tag:nth-of-type(2){top:20%;right:-4%}.orbit__tag:nth-of-type(3){bottom:12%;right:5%}.section{padding:52px 0 76px}.section-heading{justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px;display:flex}.section-heading h2{letter-spacing:-.035em;margin:8px 0 0;font-size:clamp(30px,4vw,48px)}.section-heading p{max-width:480px;color:var(--muted);margin:0}.subject-grid,.note-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.subject-card,.note-card,.source-card,.update-entry{background:var(--surface);border:1px solid #34775e1f;border-radius:24px;box-shadow:0 10px 30px #2b5b490d}.subject-card{flex-direction:column;min-height:230px;padding:28px;display:flex}.subject-card__icon{background:#e4f4ec;border-radius:17px;place-items:center;width:54px;height:54px;font-family:Georgia,serif;font-size:27px;display:grid}.subject-card.blue .subject-card__icon{background:#e4f0f4}.subject-card.peach .subject-card__icon{background:#f9ebe1}.subject-card h3{margin:28px 0 4px;font-size:24px}.subject-card p{color:var(--muted);margin:0}.subject-card span:last-child{color:var(--mint-dark);margin-top:auto;padding-top:18px;font-size:13px}.note-card{flex-direction:column;min-height:260px;padding:24px;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex}.note-card:hover{box-shadow:var(--shadow);border-color:#34775e38;transform:translateY(-5px)}.note-card__meta,.note-card__footer{color:var(--muted);justify-content:space-between;align-items:center;font-size:12px;display:flex}.pill{color:var(--mint-dark);background:#e7f4ed;border-radius:999px;padding:6px 10px;font-weight:700;display:inline-flex}.note-card h3{letter-spacing:-.02em;margin:28px 0 10px;font-size:23px}.note-card>p{color:var(--muted);margin:0}.note-card__footer{margin-top:auto;padding-top:24px}.arrow{color:var(--mint-dark);font-size:20px}.library-hero,.simple-hero{padding:70px 0 36px}.library-hero h1,.simple-hero h1{letter-spacing:-.05em;margin:12px 0 18px;font-size:clamp(42px,6vw,72px)}.library-hero p,.simple-hero>p{color:var(--muted);max-width:650px}.search-box{border:1px solid var(--line);width:100%;color:var(--ink);font:inherit;background:#ffffffd9;border-radius:17px;outline:none;margin:30px 0 34px;padding:16px 20px}.search-box:focus{border-color:var(--mint);box-shadow:0 0 0 4px #72b89a1f}.library-tools{flex-wrap:wrap;gap:10px;margin:-12px 0 30px;display:flex}.chip-button{border:1px solid var(--line);min-height:40px;color:var(--ink);background:#ffffffb8;border-radius:999px;justify-content:center;align-items:center;padding:0 14px;font-size:13px;font-weight:700;display:inline-flex}.chip-button.is-active{background:var(--ink);border-color:var(--ink);color:#fff}.library-workspace{grid-template-columns:286px minmax(0,1fr);align-items:start;gap:24px;display:grid}.library-sidebar{background:#fafdfbe6;border:1px solid #34775e24;border-radius:8px;flex-direction:column;min-width:0;max-height:calc(100vh - 36px);display:flex;position:sticky;top:18px;overflow:hidden;box-shadow:0 14px 36px #2b5b4914}.library-sidebar__heading{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;padding:15px 14px 10px;display:flex}.library-sidebar__heading>div{gap:3px;min-width:0;display:grid}.library-sidebar__heading strong{font-size:14px}.library-sidebar__heading span:not(.studio-count){text-overflow:ellipsis;white-space:nowrap;color:var(--muted);font-size:10px;overflow:hidden}.library-sidebar__actions{border-bottom:1px solid var(--line);grid-template-columns:1fr 1fr 1fr;gap:5px;padding:10px 12px;display:grid}.library-sidebar__actions button{border:1px solid var(--line);color:#4f665f;background:#fff;border-radius:7px;min-height:30px;font-size:10px;font-weight:700;transition:transform .15s,border-color .15s,background .15s}.library-sidebar__actions button:hover{background:#f3faf6;border-color:#abd0be;transform:translateY(-1px)}.library-tree{min-height:240px;padding:8px 8px 12px;overflow-y:auto}.library-tree-row{width:calc(100% - calc(var(--depth) * 14px));min-width:0;min-height:31px;margin-left:calc(var(--depth) * 14px);color:var(--ink);text-align:left;background:0 0;border:1px solid #0000;border-radius:7px;grid-template-columns:18px minmax(0,1fr) auto;align-items:center;gap:7px;margin-bottom:2px;padding:0 8px;transition:background .15s,border-color .15s,transform .15s;display:grid}.library-tree-row:hover{border-color:var(--line);background:#fff;transform:translate(2px)}.library-tree-row.is-selected{background:#edf8f2;border-color:#afd8c5}.library-tree-row span{color:#79a8bd;font-size:11px}.library-tree-row strong{text-overflow:ellipsis;white-space:nowrap;min-width:0;font-size:11px;font-weight:750;overflow:hidden}.library-tree-row small{color:var(--muted);font-size:9px}.library-side-editor{border-top:1px solid var(--line);background:#ffffffb8;gap:8px;padding:13px 12px 14px;display:grid}.library-side-editor__title{justify-content:space-between;align-items:center;gap:10px;display:flex}.library-side-editor__title strong{text-overflow:ellipsis;white-space:nowrap;min-width:0;font-size:12px;overflow:hidden}.library-side-editor__title span{color:var(--muted);flex:none;font-size:9px}.library-side-editor label{color:var(--muted);gap:5px;font-size:9px;font-weight:700;display:grid}.library-side-editor input{border:1px solid var(--line);width:100%;min-height:34px;color:var(--ink);background:#fff;border-radius:8px;outline:none;padding:7px 9px;font-size:10px}.library-side-editor input:focus{border-color:var(--mint);box-shadow:0 0 0 3px #72b89a1a}.library-side-editor input:disabled{color:#95a49f;background:#f1f6f4}.library-side-editor .button{border-radius:9px;width:100%;min-height:34px;margin-top:2px;padding:0 12px;font-size:10px}.library-content{min-width:0}.hierarchy-board{grid-template-columns:repeat(3,1fr);gap:18px;padding-bottom:80px;display:grid}.tree-subject{background:var(--surface);border:1px solid #34775e1f;border-radius:8px;padding:22px;box-shadow:0 10px 30px #2b5b490d}.tree-subject h2{margin:0 0 14px;font-size:22px}.tree-subject details{border-top:1px solid var(--line);padding:12px 0}.tree-subject summary{cursor:pointer;color:var(--mint-dark);font-weight:800}.tree-chapter h3{color:var(--ink);margin:14px 0 8px;font-size:15px}.tree-note-list{gap:8px;display:grid}.tree-note{color:#38524c;background:#ffffffa8;border-radius:8px;padding:10px 12px;font-size:13px;transition:transform .18s,background .18s}.tree-note:hover{color:var(--ink);background:#eaf6f0;transform:translate(3px)}.taxonomy-editor{background:#ffffffb8;border:1px solid #34775e1f;border-radius:8px;margin:14px 0 70px;padding:24px;box-shadow:0 10px 30px #2b5b490d}.section-heading.compact{margin-bottom:18px}.section-heading.compact h2{font-size:28px}.editor-actions{flex-wrap:wrap;gap:10px;margin-bottom:18px;display:flex}.taxonomy-list{gap:12px;display:grid}.taxonomy-row{border:1px solid var(--line);background:#f7fbf8b8;border-radius:8px;grid-template-columns:minmax(180px,1.3fr) repeat(3,minmax(150px,1fr));align-items:end;gap:12px;padding:14px;display:grid}.taxonomy-row a{color:var(--mint-dark);font-weight:800;line-height:1.4}.taxonomy-row label,.studio-panel label{color:var(--muted);gap:6px;font-size:12px;font-weight:700;display:grid}.taxonomy-row input,.studio-panel input,.studio-panel select{border:1px solid var(--line);width:100%;min-height:38px;color:var(--ink);background:#fff;border-radius:8px;outline:none;padding:8px 10px}.taxonomy-row input:focus,.studio-panel input:focus,.studio-panel select:focus{border-color:var(--mint);box-shadow:0 0 0 3px #72b89a1f}.article-shell{grid-template-columns:250px minmax(0,760px);justify-content:center;gap:70px;padding:62px 0 100px;display:grid}.article-aside{align-self:start;position:sticky;top:24px}.back-link{color:var(--mint-dark);margin-bottom:22px;font-size:13px;font-weight:700;display:inline-block}.source-card{padding:22px}.source-card dl{margin:18px 0 0}.source-card dl div{border-top:1px solid var(--line);padding:10px 0}.source-card dt{color:var(--muted);font-size:11px}.source-card dd{word-break:break-all;margin:4px 0 0;font-size:13px;line-height:1.5}.article-header{border-bottom:1px solid var(--line);margin-bottom:42px;padding-bottom:38px}.article-header h1{letter-spacing:-.045em;margin:22px 0 18px;font-size:clamp(38px,6vw,62px);line-height:1.12}.lead{color:var(--muted);font-size:18px}.tag-row{color:var(--mint-dark);flex-wrap:wrap;gap:12px;font-size:13px;display:flex}.prose{min-width:0}.prose h2{letter-spacing:-.025em;margin:54px 0 18px;font-size:29px}.prose h3{margin-top:34px;font-size:21px}.prose p,.prose li{color:#38524c;line-height:1.9}.prose blockquote{border-left:4px solid var(--mint);background:#eaf6f0;border-radius:0 16px 16px 0;margin:28px 0;padding:18px 22px}.prose blockquote p{color:var(--ink);margin:0}.prose .katex-display{padding:16px 0;overflow:auto hidden}.prose code{background:#eaf3ef;border-radius:6px;padding:2px 6px}.page-gallery{gap:22px;margin:28px 0 12px;display:grid}.source-page{border:1px solid var(--line);background:#ffffffb8;border-radius:8px;margin:0;padding:14px}.source-page img{border:1px solid #18352f14;border-radius:6px;width:100%;height:auto;display:block}.source-page figcaption{color:var(--muted);text-align:center;margin-top:10px;font-size:13px}.update-list{gap:16px;padding-bottom:80px;display:grid}.update-entry{grid-template-columns:130px 1fr;gap:22px;padding:24px;display:grid}.update-entry time{color:var(--mint-dark);font-weight:700}.update-entry h2{margin:0 0 8px;font-size:20px}.update-entry p{color:var(--muted);margin:0}.site-footer{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;gap:30px;padding:40px 0 60px;font-size:13px;display:flex}.site-footer strong{color:var(--ink)}.site-footer p{margin:5px 0 0}.studio-intro{justify-content:space-between;align-items:end;gap:40px;padding:48px 0 26px;display:flex}.studio-intro h1{letter-spacing:-.05em;max-width:720px;margin:10px 0 12px;font-size:clamp(38px,5vw,62px);line-height:1.05}.studio-intro p{max-width:660px;color:var(--muted);margin:0}.studio-metrics{border:1px solid var(--line);background:#ffffffad;border-radius:18px;flex:none;padding:12px 0;display:flex;box-shadow:0 10px 28px #2b5b490d}.studio-metrics div{text-align:center;gap:2px;min-width:84px;padding:0 18px;display:grid}.studio-metrics div+div{border-left:1px solid var(--line)}.studio-metrics strong{letter-spacing:-.04em;font-size:23px}.studio-metrics span{color:var(--muted);font-size:11px}.studio-app{background:#ffffffd6;border:1px solid #34775e29;border-radius:22px;margin-bottom:90px;overflow:hidden;box-shadow:0 25px 70px #234c3e1f}.studio-appbar{border-bottom:1px solid var(--line);background:#fafdfbeb;justify-content:space-between;align-items:center;gap:18px;min-height:58px;padding:9px 13px 9px 18px;display:flex}.studio-appbar__brand,.studio-appbar__actions{align-items:center;gap:8px;display:flex}.studio-appbar__brand strong{font-size:14px}.studio-appbar__brand>span:last-child{color:var(--muted);font-size:11px}.studio-live-dot{background:#59b589;border-radius:50%;width:8px;height:8px;box-shadow:0 0 0 4px #59b5891f}kbd{color:#71827c;background:#f8fbf9;border:1px solid #d4dfda;border-bottom-width:2px;border-radius:5px;justify-content:center;align-items:center;min-width:20px;height:20px;padding:0 5px;font:10px/1 Inter,system-ui,sans-serif;display:inline-flex}.studio-tool,.studio-action,.canvas-mode{color:#526b63;background:0 0;border:1px solid #0000;transition:color .16s,background .16s,border-color .16s,transform .16s}.studio-tool{border-radius:9px;place-items:center;width:34px;height:34px;font-size:19px;display:grid}.studio-tool--small{width:28px;height:28px;font-size:17px}.studio-tool:hover,.studio-action:hover,.canvas-mode:hover{color:var(--ink);border-color:var(--line);background:#fff}.studio-tool:active,.studio-action:active,.canvas-mode:active{transform:scale(.96)}.studio-tool:disabled{opacity:.32;cursor:default}.studio-action{border-radius:9px;align-items:center;gap:7px;min-height:34px;padding:0 10px;font-size:12px;font-weight:700;display:inline-flex}.studio-divider{background:var(--line);width:1px;height:22px;margin:0 3px}.studio-body{grid-template-columns:282px minmax(0,1fr) 300px;height:min(76vh,820px);min-height:690px;display:grid}.studio-sidebar{background:#fafdfbdb;min-width:0}.studio-library-panel{border-right:1px solid var(--line);flex-direction:column;display:flex}.studio-inspector{border-left:1px solid var(--line);padding:16px;overflow-y:auto}.studio-panel-heading{justify-content:space-between;align-items:center;gap:12px;padding:2px 1px 13px;display:flex}.studio-panel-heading>div{gap:2px;display:grid}.studio-panel-heading span{font-size:13px;font-weight:800}.studio-panel-heading small{color:var(--muted);font-size:10px}.studio-library-panel>.studio-panel-heading{padding:17px 16px 11px}.studio-count{color:var(--mint-dark);background:#e5f3ec;border-radius:999px;padding:4px 7px;font-size:10px!important}.studio-search-wrap{border:1px solid var(--line);background:#fff;border-radius:10px;align-items:center;gap:7px;height:38px;margin:0 12px 10px;padding:0 10px;transition:border-color .16s,box-shadow .16s;display:flex}.studio-search-wrap:focus-within{border-color:var(--mint);box-shadow:0 0 0 3px #72b89a1f}.studio-search-wrap>span{color:var(--muted);font-size:19px;transform:rotate(-18deg)}.studio-search-wrap input{min-width:0;color:var(--ink);background:0 0;border:0;outline:0;flex:1;font-size:11px}.studio-filter-row{scrollbar-width:none;gap:5px;padding:0 12px 11px;display:flex;overflow-x:auto}.studio-filter-row::-webkit-scrollbar{display:none}.studio-filter-row button{border:1px solid var(--line);min-height:27px;color:var(--muted);background:#fff;border-radius:999px;flex:none;padding:0 9px;font-size:10px}.studio-filter-row button.is-active{border-color:var(--ink);background:var(--ink);color:#fff}.folder-toolbar{grid-template-columns:1fr 1fr 1fr;gap:5px;padding:0 12px 10px;display:grid}.folder-toolbar button{border:1px solid var(--line);color:#4f665f;background:#fff;border-radius:8px;min-height:30px;font-size:10px;font-weight:700;transition:transform .15s,border-color .15s,background .15s}.folder-toolbar button:hover{background:#f3faf6;border-color:#abd0be;transform:translateY(-1px)}.folder-path{color:#4f665f;word-break:break-word;background:#edf7f2;border-radius:8px;margin:0 12px 10px;padding:8px 10px;font-size:10px;line-height:1.5}.studio-node-library{flex:1;min-height:0;padding:0 8px 16px;overflow-y:auto}.library-group{margin-bottom:12px}.library-group h3{color:#809089;letter-spacing:.02em;justify-content:space-between;align-items:center;margin:0;padding:7px 9px;font-size:10px;font-weight:800;display:flex}.library-group h3 span{font-weight:500}.folder-row,.library-node{margin-left:calc(max(var(--depth), 0) * 13px)}.folder-row{border-radius:9px;grid-template-columns:24px minmax(0,1fr);align-items:center;gap:2px;margin-bottom:2px;display:grid}.folder-row.is-selected{background:#edf8f2}.folder-toggle{color:#7b8f88;background:0 0;border:0;width:24px;height:28px;font-size:11px}.folder-name{min-width:0;height:32px;color:var(--ink);text-align:left;background:0 0;border:1px solid #0000;border-radius:9px;grid-template-columns:18px minmax(0,1fr) auto;align-items:center;gap:7px;padding:0 8px;transition:background .15s,border-color .15s,transform .15s;display:grid}.folder-name:hover{border-color:var(--line);background:#fff;transform:translate(2px)}.folder-name span{color:#79a8bd;font-size:12px}.folder-name strong{text-overflow:ellipsis;white-space:nowrap;min-width:0;font-size:11px;overflow:hidden}.folder-name small{color:var(--muted);font-size:9px}.library-node{width:calc(100% - calc(max(var(--depth), 0) * 13px));color:var(--ink);text-align:left;background:0 0;border:1px solid #0000;border-radius:9px;align-items:center;gap:9px;padding:8px 9px;transition:background .15s,border-color .15s,transform .15s;display:flex}.library-node:hover{border-color:var(--line);background:#fff;transform:translate(2px)}.library-node.is-selected{background:#edf8f2;border-color:#afd8c5}.library-node i{background:var(--peach);border-radius:3px;flex:none;width:8px;height:8px}.library-node i.math{background:var(--mint)}.library-node i.mechanics{background:var(--blue)}.library-node i.physics{background:#9c92d0}.library-node>span{gap:2px;min-width:0;display:grid}.library-node strong,.library-node small{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.library-node strong{font-size:11px;font-weight:750}.library-node small{color:var(--muted);font-size:9px}.studio-no-results{color:var(--muted);text-align:center;padding:40px 12px;font-size:11px}.studio-canvas-shell{background:#f7faf8;min-width:0;position:relative;overflow:hidden}.studio-canvas-tools{z-index:3;border:1px solid var(--line);backdrop-filter:blur(12px);background:#fffffff0;border-radius:11px;gap:3px;padding:4px;display:flex;position:absolute;top:14px;left:50%;transform:translate(-50%);box-shadow:0 8px 22px #2b5b491a}.canvas-mode{border-radius:7px;align-items:center;gap:5px;min-height:32px;padding:0 9px;font-size:10px;font-weight:700;display:flex}.canvas-mode span{font-size:14px}.canvas-mode.is-active{color:var(--mint-dark);background:#eaf6f0;border-color:#cfe5db}.knowledge-graph{touch-action:none;user-select:none;width:100%;height:100%;min-height:580px;display:block}.knowledge-graph[data-mode=pan]{cursor:grab}.knowledge-graph[data-mode=pan]:active{cursor:grabbing}.knowledge-graph[data-mode=connect]{cursor:crosshair}.graph-edge{cursor:pointer}.graph-edge__hit{fill:none;stroke:#0000;stroke-width:18px}.graph-edge__line{fill:none;stroke:#93aaa3;stroke-width:2.1px;transition:stroke .15s,stroke-width .15s}.graph-edge__label-bg{fill:#f8fbf9f0;stroke:#d9e7e0;stroke-width:1px;transition:fill .15s,stroke .15s}.graph-edge__label{fill:#60766f;pointer-events:none;font-size:11px;font-weight:700}.graph-edge:hover .graph-edge__line,.graph-edge.is-selected .graph-edge__line{stroke:var(--mint-dark);stroke-width:3px}.graph-edge.is-selected .graph-edge__label-bg{fill:#dff1e8;stroke:var(--mint)}.graph-edge.is-hierarchy .graph-edge__line{stroke:#8fb9c9;stroke-dasharray:7 5}.graph-edge.is-hierarchy .graph-edge__label-bg{fill:#eef7fa;stroke:#d3e8f0}.graph-node{cursor:grab;filter:drop-shadow(0 7px 11px #2b5b491a);outline:none}.graph-node:active{cursor:grabbing}.graph-node>rect:first-child{fill:#fffffff7;stroke:#d5e4dd;stroke-width:1.4px;transition:stroke .15s,stroke-width .15s,fill .15s}.graph-node:hover>rect:first-child{stroke:#91bdaa}.graph-node.is-selected>rect:first-child,.graph-node.is-connecting>rect:first-child{fill:#f8fffb;stroke:var(--mint-dark);stroke-width:2.6px}.graph-node.kind-folder>rect:first-child{fill:#fbfdfc;stroke:#bfd8e1}.graph-node.kind-folder:hover>rect:first-child{stroke:#79a8bd}.graph-node__accent{fill:var(--peach);pointer-events:none}.graph-node.math .graph-node__accent{fill:var(--mint)}.graph-node.mechanics .graph-node__accent{fill:var(--blue)}.graph-node.physics .graph-node__accent{fill:#9c92d0}.graph-node.kind-folder .graph-node__accent{fill:#79a8bd}.graph-node__subject{fill:#809089;pointer-events:none;font-size:9.5px;font-weight:600}.graph-node__title{fill:var(--ink);pointer-events:none;font-size:12.5px;font-weight:800}.graph-node__anchor{fill:#fff;stroke:#9ab5aa;stroke-width:2px;opacity:0;transition:opacity .15s}.graph-node:hover .graph-node__anchor,.graph-node.is-selected .graph-node__anchor{opacity:1}.studio-canvas-hint{color:var(--muted);backdrop-filter:blur(8px);pointer-events:none;background:#ffffffd1;border:1px solid #d9e7e0cc;border-radius:8px;padding:7px 10px;font-size:9px;position:absolute;bottom:14px;left:14px}.studio-zoom-controls{border:1px solid var(--line);background:#ffffffeb;border-radius:9px;align-items:center;display:flex;position:absolute;bottom:14px;right:14px;overflow:hidden;box-shadow:0 6px 16px #2b5b4914}.studio-zoom-controls button{width:30px;height:30px;color:var(--ink);background:0 0;border:0;font-size:16px}.studio-zoom-controls button:hover{background:#edf6f1}.studio-zoom-controls span{width:46px;color:var(--muted);text-align:center;font-size:9px}.inspector-empty{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:390px;padding:24px 10px;display:flex}.inspector-empty__icon{width:52px;height:52px;color:var(--mint-dark);background:#e8f5ee;border-radius:17px;place-items:center;margin-bottom:15px;font-size:24px;display:grid}.inspector-empty h2{margin:0 0 8px;font-size:17px}.inspector-empty p{color:var(--muted);margin:0;font-size:11px;line-height:1.7}.inspector-tips{color:var(--muted);text-align:left;gap:7px;margin-top:22px;font-size:10px;display:grid}.inspector-tips span{align-items:center;gap:8px;display:flex}.inspector-subject{color:#a2643c;background:#fff0e6;border-radius:999px;padding:5px 8px;font-size:9px;font-weight:800;display:inline-flex}.inspector-subject.math{color:var(--mint-dark);background:#e4f4ec}.inspector-subject.mechanics{color:#47758a;background:#e5f0f4}.inspector-subject.physics{color:#6557a8;background:#efecfb}#node-inspector>h2{letter-spacing:-.025em;margin:11px 0 8px;font-size:20px;line-height:1.3}.inspector-summary{color:var(--muted);margin:0;font-size:10.5px;line-height:1.75}.inspector-meta{border-top:1px solid var(--line);margin:14px 0}.inspector-meta div{border-bottom:1px solid var(--line);grid-template-columns:44px 1fr;gap:8px;padding:9px 0;font-size:10px;display:grid}.inspector-meta dt{color:var(--muted)}.inspector-meta dd{margin:0;font-weight:700}.inspector-open{border-radius:10px;justify-content:space-between;width:100%;min-height:38px;padding:0 13px;font-size:11px}.inspector-section{border-top:1px solid var(--line);margin-top:18px;padding-top:16px}.inspector-section__title{justify-content:space-between;align-items:center;margin-bottom:11px;display:flex}.inspector-section__title strong{font-size:12px}.inspector-section__title span{color:var(--muted);font-size:9px}.studio-inspector label,#edge-inspector label{color:var(--muted);gap:5px;margin-bottom:9px;font-size:9px;font-weight:700;display:grid}.studio-inspector input,.studio-inspector select,.studio-inspector textarea,.node-dialog input,.node-dialog select,.node-dialog textarea{border:1px solid var(--line);width:100%;min-height:35px;color:var(--ink);resize:vertical;background:#fff;border-radius:8px;outline:none;padding:7px 9px;font-size:10px}.studio-inspector input:focus,.studio-inspector select:focus,.studio-inspector textarea:focus,.node-dialog input:focus,.node-dialog select:focus,.node-dialog textarea:focus{border-color:var(--mint);box-shadow:0 0 0 3px #72b89a1a}.studio-inspector .inspector-section>.button,#edge-inspector>.button{border-radius:9px;width:100%;min-height:35px;margin-top:2px;padding:0 12px;font-size:10px}.child-node-list{gap:6px;display:grid}.child-node-row{border:1px solid var(--line);width:100%;min-width:0;color:var(--ink);text-align:left;background:#fff;border-radius:8px;grid-template-columns:24px minmax(0,1fr);align-items:center;gap:7px;padding:8px;font-size:10px;transition:border-color .15s,background .15s,transform .15s;display:grid}.child-node-row:hover{background:#f5fbf8;border-color:#b8d6c8;transform:translate(2px)}.child-node-row span{color:#47758a;background:#eef7fa;border-radius:7px;place-items:center;width:22px;height:22px;display:grid}.child-node-row strong{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.button--danger{color:#a64e47!important;background:#fff5f4!important;border:1px solid #efd5d2!important;margin-top:8px!important}.edge-list{gap:6px;display:grid}.edge-row{border:1px solid var(--line);color:#38524c;text-align:left;background:#fff;border-radius:8px;align-items:center;gap:8px;width:100%;padding:8px;transition:border-color .15s,transform .15s,background .15s;display:flex}.edge-row:hover{background:#f5fbf8;border-color:#b8d6c8;transform:translate(2px)}.edge-row>span:first-child{width:23px;height:23px;color:var(--mint-dark);background:#e8f4ed;border-radius:7px;flex:none;place-items:center;display:grid}.edge-row>span:last-child{gap:2px;min-width:0;display:grid}.edge-row strong,.edge-row small{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.edge-row strong{font-size:9px}.edge-row small{color:var(--muted);font-size:9px}.edge-list-empty{border:1px dashed var(--line);color:var(--muted);text-align:center;border-radius:8px;margin:0;padding:13px;font-size:9px;line-height:1.6}.edge-detail-route{background:#edf7f2;border-radius:10px;gap:7px;margin:10px 0 18px;padding:13px;font-size:11px;display:grid}.edge-detail-route span{color:var(--mint-dark)}.studio-data-actions{border-top:1px solid var(--line);gap:6px;margin-top:22px;padding-top:16px;display:grid}.studio-data-actions>strong{font-size:11px}.studio-data-actions>span{color:var(--muted);font-size:9px;line-height:1.55}.studio-data-actions>div{flex-wrap:wrap;gap:5px;margin-top:4px;display:flex}.studio-data-actions button,.studio-file-button{border:1px solid var(--line);color:#4f665f;cursor:pointer;background:#fff;border-radius:7px;align-items:center;min-height:28px;padding:0 8px;font-size:9px;display:inline-flex}.studio-data-actions button:hover,.studio-file-button:hover{background:#f1f9f5;border-color:#abd0be}.studio-file-button input{display:none}.studio-app.is-fullscreen{z-index:100;background:#fffffff5;border-radius:14px;margin:0;position:fixed;inset:10px}.studio-app.is-fullscreen .studio-body{height:calc(100vh - 78px);min-height:0}.studio-app:fullscreen{background:#fff;border-radius:0;width:100vw;height:100vh;margin:0}.studio-app:fullscreen .studio-body{height:calc(100vh - 58px);min-height:0}.node-dialog{border:1px solid var(--line);width:min(460px,100% - 32px);color:var(--ink);background:#fbfdfc;border-radius:18px;padding:0;box-shadow:0 30px 90px #18352f38}.node-dialog::backdrop{backdrop-filter:blur(4px);background:#10272059}.node-dialog__body{gap:11px;padding:20px 24px 24px;display:grid}.node-dialog label{color:var(--muted);gap:6px;font-size:10px;font-weight:700;display:grid}.node-dialog .button{border-radius:10px;width:100%;min-height:38px;margin-top:4px}.shortcut-dialog{border:1px solid var(--line);width:min(520px,100% - 32px);color:var(--ink);background:#fbfdfc;border-radius:20px;padding:0;box-shadow:0 30px 90px #18352f38}.shortcut-dialog::backdrop{backdrop-filter:blur(4px);background:#10272059}.shortcut-dialog__header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;padding:24px 26px 17px;display:flex}.shortcut-dialog__header h2{margin:5px 0 0;font-size:25px}.shortcut-dialog__header button{width:34px;height:34px;color:var(--ink);background:#edf5f1;border:0;border-radius:9px;font-size:20px}.shortcut-grid{grid-template-columns:1fr 1fr;gap:11px 24px;padding:22px 26px 28px;display:grid}.shortcut-grid span{color:#526b63;align-items:center;gap:10px;font-size:11px;display:flex}.shortcut-grid kbd{min-width:42px}.studio-toast{z-index:20;color:#fff;opacity:0;pointer-events:none;background:#18352f;border-radius:10px;padding:10px 15px;font-size:11px;transition:opacity .2s,transform .2s;position:fixed;bottom:28px;left:50%;transform:translate(-50%,16px);box-shadow:0 12px 35px #18352f42}.studio-toast.is-visible{opacity:1;transform:translate(-50%)}@keyframes page-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media (width<=850px){.hero{grid-template-columns:1fr;padding-top:58px}.hero__visual{width:80%;max-width:520px;margin:0 auto}.subject-grid,.note-grid{grid-template-columns:1fr 1fr}.library-workspace{grid-template-columns:1fr}.library-sidebar{max-height:none;position:static}.hierarchy-board,.taxonomy-row{grid-template-columns:1fr 1fr}.taxonomy-row a{grid-column:1/-1}.article-shell{grid-template-columns:1fr;gap:28px}.article-aside{position:static}.source-card dl{grid-template-columns:1fr 1fr;gap:0 18px;display:grid}.studio-intro{flex-direction:column;align-items:flex-start}.studio-metrics{justify-content:center;align-self:stretch}.studio-body{grid-template-columns:210px minmax(0,1fr);height:auto}.studio-library-panel,.studio-canvas-shell{height:620px}.studio-inspector{border-top:1px solid var(--line);border-left:0;grid-column:1/-1;max-height:none;padding:22px}.inspector-empty{min-height:220px}#node-inspector,#edge-inspector{max-width:580px;margin-inline:auto}}@media (width<=560px){.site-header,.site-footer,main{width:min(100% - 28px,1180px)}.site-header{align-items:flex-start;height:auto;min-height:72px;padding:15px 0}.brand span{font-size:14px}.bull-mark{width:34px;height:34px}nav{flex-wrap:wrap;justify-content:flex-end;gap:12px;padding-top:10px;font-size:12px}.hero{gap:42px;padding:58px 0 30px}.hero__visual{width:92%}.hero__actions{flex-wrap:wrap}.section{padding:40px 0}.section-heading{display:block}.section-heading p{margin-top:12px}.subject-grid,.note-grid,.hierarchy-board{grid-template-columns:1fr}.library-tools{margin-top:-8px}.library-sidebar__actions,.taxonomy-row{grid-template-columns:1fr}.article-shell{padding-top:34px}.source-card dl{grid-template-columns:1fr}.update-entry{grid-template-columns:1fr;gap:8px}.site-footer{display:block}.studio-intro{padding-top:38px}.studio-intro h1{font-size:39px}.studio-metrics div{flex:1;min-width:0;padding:0 10px}.studio-app{border-radius:15px;margin-inline:-7px}.studio-appbar{flex-direction:column;align-items:flex-start;padding:11px 12px}.studio-appbar__actions{width:100%;overflow-x:auto}.studio-body{display:block}.studio-library-panel{border-right:0;border-bottom:1px solid var(--line);height:300px}.studio-canvas-shell{height:530px}.knowledge-graph{min-height:530px}.studio-inspector{padding:18px}.canvas-mode{padding:0 7px}.canvas-mode span,.studio-canvas-hint{display:none}.shortcut-grid{grid-template-columns:1fr}}
