@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2)format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff)format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2)format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff)format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2)format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff)format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2)format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff)format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2)format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff)format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2)format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff)format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2)format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff)format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2)format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff)format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2)format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff)format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2)format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff)format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2)format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff)format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff)format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff)format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff)format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2)format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff)format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2)format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff)format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2)format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff)format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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)format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff)format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2)format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff)format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2)format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff)format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,math,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.19.1"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.katex-newline{display:block}.katex .katex-base{white-space:nowrap;width:min-content;position:relative}.katex .katex-base,.katex .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 .katex-vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .katex-thinbox{flex-direction:row;width:0;max-width:0;display:inline-flex}.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 .katex-hdashline,.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-rule,.katex .katex-underline .underline-line,.katex .mfrac .frac-line{min-height:1px}.katex .mspace{display:inline-block}.katex .katex-smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.katex-inner,.katex .llap>.katex-inner,.katex .rlap>.katex-inner{position:absolute}.katex .clap>.katex-fix,.katex .llap>.katex-fix,.katex .rlap>.katex-fix{display:inline-block}.katex .llap>.katex-inner{right:0}.katex .clap>.katex-inner,.katex .rlap>.katex-inner{left:0}.katex .clap>.katex-inner>span{margin-left:-50%;margin-right:50%}.katex .katex-rule{border:0 solid;display:inline-block;position:relative}.katex .katex-hline,.katex .katex-overline .overline-line,.katex .katex-underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .katex-hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.katex-root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .katex-sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .katex-sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .katex-sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .katex-sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .katex-sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .katex-sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .katex-sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .katex-sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .katex-sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .katex-sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .katex-sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .katex-sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .katex-sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .katex-sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .katex-sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .katex-sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .katex-sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .katex-sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .katex-sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .katex-sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .katex-sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .katex-sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .katex-sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .katex-sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .katex-sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .katex-sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .katex-sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .katex-sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .katex-sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .katex-sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .katex-sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .katex-sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .katex-sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .katex-sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .katex-sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .katex-sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .katex-sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .katex-sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .katex-sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .katex-sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .katex-sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .katex-sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .katex-sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .katex-sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .katex-sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .katex-sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .katex-sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .katex-sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .katex-sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .katex-sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .katex-sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .katex-sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .katex-sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .katex-sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .katex-sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .katex-sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .katex-sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .katex-sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .katex-sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .katex-sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .katex-sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .katex-sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .katex-sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .katex-sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .katex-sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .katex-sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .katex-sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .katex-sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .katex-sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .katex-sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .katex-sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .katex-sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .katex-sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .katex-sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .katex-sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .katex-sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .katex-sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .katex-sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .katex-sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .katex-sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .katex-sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .katex-sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .katex-sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .katex-sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .katex-sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .katex-sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .katex-sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .katex-sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .katex-sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .katex-sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .katex-sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .katex-sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .katex-sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .katex-sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .katex-sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .katex-sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .katex-sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .katex-sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .katex-sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .katex-sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .katex-sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .katex-sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .katex-sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .katex-sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .katex-sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .katex-sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .katex-sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .katex-sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .katex-sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .katex-sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .katex-sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .katex-sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .katex-sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .katex-sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .katex-sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .katex-sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .katex-sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .katex-sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .katex-sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .katex-sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .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 .katex-accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .katex-accent .accent-body{position:relative}.katex .katex-accent .accent-body:not(.accent-full){width:0}.katex .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 .katex-stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .katex-stretchy:after,.katex .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 .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 .reflectbox{display:inline-block;transform:scaleX(-1)}.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>.katex-tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.katex-tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}:root{color:#162332;font-synthesis:none;text-rendering:optimizelegibility;--ink:#162332;--muted:#74808a;--line:#e3e8e6;--surface:#fff;--teal:#2bada4;--orange:#e99c55;--blue:#5986d9;--purple:#9b82c8;background:#f4f6f5;font-family:Segoe UI,Microsoft YaHei UI,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{background:#f4f6f5;min-width:320px;margin:0}button,input,select{font:inherit}button{cursor:pointer;border:0}button:focus-visible,input:focus-visible,select:focus-visible{outline-offset:2px;outline:3px solid #2bada442}.app-shell{min-height:100vh;display:flex}.sidebar{color:#b4c0c9;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#40525d transparent;z-index:20;background:#11202d;flex-direction:column;flex:0 0 240px;width:240px;height:100vh;min-height:100vh;padding:28px 16px 20px;display:flex;position:sticky;top:0;overflow-y:auto}.brand-lockup{color:#fff;align-items:center;gap:11px;padding:0 10px 33px;display:flex}.brand-lockup strong{color:#fff;letter-spacing:.2px;font-size:16px;display:block}.brand-lockup span{color:#758592;margin-top:3px;font-size:10px;display:block}.brand-mark{color:#092e30;background:#2bada4;border-radius:9px;place-items:center;width:34px;height:34px;display:grid}.sidebar-label,.section-kicker,.eyebrow{letter-spacing:.12em;font-family:Consolas,Microsoft YaHei UI,monospace;font-size:10px;font-weight:500}.sidebar-label{color:#5f7180;padding:0 12px 10px}.primary-nav{gap:4px;display:grid}.nav-item{color:#9caeba;text-align:left;background:0 0;border-radius:6px;align-items:center;gap:12px;width:100%;min-height:42px;padding:0 12px;font-size:13px;transition:background .18s,color .18s;display:flex}.nav-item:hover{color:#fff;background:#1b303d}.nav-item.active{color:#fff;box-shadow:inset 3px 0 0 var(--teal);background:#263d49}.nav-item em{color:#7e929d;background:#1b303d;border-radius:10px;margin-left:auto;padding:3px 7px;font-size:10px;font-style:normal}.sidebar-divider{background:#263742;height:1px;margin:24px 12px 23px}.recent-list{gap:2px;display:grid}.recent-list button{color:#8496a1;text-align:left;white-space:nowrap;text-overflow:ellipsis;background:0 0;border-radius:5px;align-items:center;gap:8px;width:100%;min-height:35px;padding:0 12px;font-size:11px;display:flex;overflow:hidden}.recent-list button:hover{color:#d4e0e1;background:#1b303d}.recent-dot{border-radius:50%;flex:0 0 6px;width:6px;height:6px}.recent-dot.orange{background:var(--orange)}.recent-dot.teal{background:var(--teal)}.recent-dot.blue{background:var(--blue)}.sidebar-footer{border-top:1px solid #263742;margin-top:auto;padding:17px 12px 0}.help-row{color:#95a5af;align-items:center;gap:8px;font-size:11px;display:flex}.help-row svg:last-child{margin-left:auto}.version-row{color:#5f7180;justify-content:space-between;margin-top:18px;font-family:DM Mono,monospace;font-size:9px;display:flex}.version-row span{color:#8a9aa2}.main-content{flex:1;min-width:0}.topbar{border-bottom:1px solid var(--line);z-index:10;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffd6;justify-content:space-between;align-items:center;height:74px;padding:0 42px;display:flex;position:sticky;top:0}.breadcrumb{color:#98a3a8;align-items:center;gap:9px;font-size:12px;display:flex}.breadcrumb strong{color:var(--ink);font-weight:700}.topbar-actions{align-items:center;gap:18px;display:flex}.top-search{color:#9aa5a8;background:#f3f6f5;border:1px solid #e9edec;border-radius:5px;align-items:center;gap:8px;width:278px;height:34px;padding:0 9px;display:flex}.top-search input{min-width:0;color:var(--ink);background:0 0;border:0;outline:0;flex:1;font-size:11px}.top-search input::placeholder{color:#9da8ab}kbd{color:#9aa5a8;white-space:nowrap;background:#fff;border:1px solid #e3e9e7;border-radius:3px;padding:3px 5px;font:9px DM Mono,monospace}.avatar{color:#fff;background:#d58257;border-radius:50%;place-items:center;width:29px;height:29px;font-size:8px;font-weight:800;display:grid}.icon-button{color:#6d7b81;background:0 0;border-radius:5px;place-items:center;width:33px;height:33px;display:grid}.icon-button:hover{color:var(--ink);background:#eff3f2}.mobile-menu,.sidebar-close{display:none}.page{max-width:1270px;margin:0 auto;padding:40px 42px 72px}.page-intro{justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:30px;display:flex}.eyebrow{color:var(--teal);margin-bottom:10px}.page-intro h1{color:var(--ink);letter-spacing:-.7px;margin:0;font-size:31px;line-height:1.18}.page-intro p{color:var(--muted);margin:10px 0 0;font-size:13px;line-height:1.7}.button{white-space:nowrap;border-radius:5px;justify-content:center;align-items:center;gap:8px;height:38px;padding:0 15px;font-size:12px;font-weight:700;transition:transform .18s,background .18s;display:inline-flex}.button:hover{transform:translateY(-1px)}.button-light{color:#142c33;background:#c3e8df}.button-light:hover{background:#dbf1eb}.button-outline{color:#43545a;background:#fff;border:1px solid #dbe3e1}.button-outline:hover{background:#f6f9f8}.button-dark{color:#fff;background:#182d39;width:100%}.button-dark:hover{background:#294553}.text-button{color:#66777e;background:0 0;align-items:center;gap:5px;padding:5px 0;font-size:11px;display:inline-flex}.text-button:hover{color:var(--teal)}.content-grid{grid-template-columns:1.2fr .8fr;gap:18px;display:grid}.panel{background:var(--surface);border:1px solid #e7ecea;border-radius:8px}.panel-heading{justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.panel-heading h2,.chart-heading h2{letter-spacing:-.2px;margin:7px 0 0;font-size:17px}.welcome-banner{color:#fff;background:#1d5559;border-radius:8px;justify-content:space-between;align-items:center;min-height:287px;margin-bottom:18px;padding:43px 54px;display:flex;position:relative;overflow:hidden}.banner-copy{z-index:1;max-width:470px;position:relative}.eyebrow.light{color:#9cd9ce}.welcome-banner h1{letter-spacing:-1.2px;margin:0;font-size:35px;line-height:1.25}.welcome-banner h1 span{color:#b7e7dc}.welcome-banner p{color:#c1ded9;max-width:410px;margin:14px 0 24px;font-size:12px;line-height:1.8}.flow-visual{opacity:.94;width:440px;height:230px;position:absolute;top:25px;right:20px}.flow-grid{opacity:.26;background-image:linear-gradient(#c3e8df33 1px,#0000 1px),linear-gradient(90deg,#c3e8df33 1px,#0000 1px);background-size:31px 31px;position:absolute;inset:0;transform:perspective(250px)rotateX(40deg)rotate(-9deg)translateY(35px)}.flow-body{border:1px solid #78c8bc;border-radius:50%;width:255px;height:100px;position:absolute;top:67px;left:105px;transform:rotate(-8deg);box-shadow:0 0 0 13px #7ec9be1a,0 0 0 27px #7ec9be0f}.flow-body span{opacity:.7;background:#a8e1d6;height:1px;position:absolute;left:-70px;right:245px}.flow-body span:first-child{top:25%}.flow-body span:nth-child(2){top:50%}.flow-body span:nth-child(3){top:75%}.flow-particle{background:#d5f1e8;border-radius:50%;width:4px;height:4px;position:absolute;box-shadow:0 0 0 4px #d5f1e81f}.p1{top:72px;left:53px}.p2{top:141px;left:350px}.p3{top:179px;left:157px}.visual-label{color:#a1dbd1;letter-spacing:.1em;font:9px DM Mono,monospace;position:absolute}.label-top{top:16px;right:23px}.label-bottom{bottom:12px;left:36px}.stat-grid{grid-template-columns:repeat(4,1fr);gap:13px;margin-bottom:18px;display:grid}.stat-card{background:#fff;border:1px solid #e7ecea;border-radius:7px;gap:12px;min-height:116px;padding:18px;display:flex;position:relative;overflow:hidden}.stat-icon{border-radius:6px;flex:0 0 34px;place-items:center;width:34px;height:34px;display:grid}.stat-icon.teal{color:#238f89;background:#dff3ef}.stat-icon.orange{color:#b8753a;background:#fbead8}.stat-icon.blue{color:#5078bd;background:#e4ecfb}.stat-icon.purple{color:#7b62a7;background:#eee9f8}.stat-copy{flex-direction:column;min-width:0;display:flex}.stat-copy span{color:#7c888b;font-size:11px}.stat-copy strong{color:var(--ink);margin:4px 0 3px;font-size:25px;line-height:1.1}.stat-copy small{color:#a4acad;white-space:nowrap;text-overflow:ellipsis;font-size:9px;overflow:hidden}.stat-line{width:62%;height:2px;position:absolute;bottom:0;left:0}.stat-line.teal{background:var(--teal)}.stat-line.orange{background:var(--orange)}.stat-line.blue{background:var(--blue)}.stat-line.purple{background:var(--purple)}.path-panel,.featured-panel,.recent-panel{padding:23px 25px}.path-panel,.featured-panel{min-height:285px}.path-steps{gap:20px;margin-top:28px;display:grid}.path-step{align-items:flex-start;gap:14px;display:flex}.step-number{border-radius:50%;flex:0 0 31px;place-items:center;width:31px;height:31px;font:10px DM Mono,monospace;display:grid}.step-number.teal{color:#228e86;background:#dff3ef}.step-number.orange{color:#b8753a;background:#fbead8}.step-number.blue{color:#5078bd;background:#e4ecfb}.step-copy{flex:1;min-width:0}.step-copy>div{justify-content:space-between;gap:10px;display:flex}.step-copy h3{color:#31424a;margin:0;font-size:13px}.step-copy p{color:#899397;margin:5px 0 0;font-size:11px;line-height:1.45}.step-status{white-space:nowrap;border-radius:10px;padding:3px 7px;font-size:9px}.step-status.teal{color:#278b84;background:#e4f5f1}.step-status.orange{color:#ba7b40;background:#fff0e0}.step-status.blue{color:#718196;background:#eff2f5}.status-chip{white-space:nowrap;border-radius:10px;align-items:center;gap:5px;padding:4px 8px;font-size:9px;display:inline-flex}.status-live{color:#278b84;background:#e4f5f1}.status-chip span,.status-text span{background:currentColor;border-radius:50%;width:5px;height:5px;display:inline-block}.featured-visual{background:#f3f7f6;border:1px solid #e6ecea;border-radius:5px;height:122px;margin:22px 0 14px;position:relative;overflow:hidden}.nozzle-mini:before{content:"";opacity:.4;background-image:linear-gradient(#d5e6e1 1px,#0000 1px),linear-gradient(90deg,#d5e6e1 1px,#0000 1px);background-size:18px 18px;position:absolute;inset:0}.nozzle-wall{z-index:1;background:#789294;height:2px;position:absolute;left:45px;right:42px}.nozzle-wall.top{top:39px;transform:skew(-13deg)}.nozzle-wall.bottom{bottom:39px;transform:skew(13deg)}.nozzle-stream{background:#e99c55;height:4px;position:absolute;top:59px;left:57px;right:48px;box-shadow:0 -9px #e99c5538,0 9px #e99c5538}.featured-body{justify-content:space-between;align-items:center;gap:16px;display:flex}.featured-body h3{margin:0;font-size:13px}.featured-body p{color:#879397;margin:5px 0 0;font-size:10px}.circle-button{color:#fff;background:#1d5559;border-radius:50%;flex:0 0 31px;place-items:center;width:31px;height:31px;display:grid}.circle-button:hover{background:#277b78}.recent-panel{margin-top:18px}.recent-panel .panel-heading{margin-bottom:20px}.case-table-head,.case-row{grid-template-columns:minmax(230px,2fr) 1.2fr .7fr 1fr .8fr 22px;align-items:center;gap:16px;display:grid}.case-table-head{color:#a0abad;border-bottom:1px solid #eef1f0;padding:0 12px 10px;font-size:9px}.case-row{color:#68777d;text-align:left;background:0 0;border-bottom:1px solid #f0f3f2;width:100%;min-height:58px;padding:0 12px;font-size:11px}.case-row:last-child{border-bottom:0}.case-row:hover{background:#f7faf9}.case-title{align-items:center;gap:8px;min-width:0;display:flex}.case-title i{border-radius:50%;flex:0 0 7px;width:7px;height:7px}.case-title strong{color:#34454c;white-space:nowrap;text-overflow:ellipsis;font-weight:700;overflow:hidden}.case-title small{color:#afb8b9;margin-left:3px;font:9px DM Mono,monospace}.muted{color:#99a4a6}.row-arrow{color:#b5c0c0;justify-self:end}.level-pill{border-radius:4px;padding:4px 8px;font-size:9px;display:inline-block}.level-basic{color:#288d84;background:#e3f5f1}.level-medium{color:#b6763c;background:#fff0e0}.level-hard{color:#aa6a71;background:#fbe8e7}.status-text{white-space:nowrap;align-items:center;gap:6px;font-size:10px;display:inline-flex}.status-text.complete{color:#29948b}.status-text.review{color:#7189b9}.status-text.stored{color:#a16f9e}.experiment-tabs{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:18px;display:grid}.experiment-tabs button{color:#718087;text-align:left;background:#fff;border:1px solid #e5ebea;border-radius:7px;align-items:center;gap:13px;min-height:72px;padding:14px 17px;display:flex}.experiment-tabs button:hover,.experiment-tabs button.selected{border-color:#74c8be;box-shadow:0 0 0 2px #2bada41a}.experiment-tabs button>svg:first-child{color:#52a9a0}.experiment-tabs button>svg:last-child{color:#aab5b5;margin-left:auto}.experiment-tabs span{flex-direction:column;gap:4px;display:flex}.experiment-tabs strong{color:#33464c;font-size:13px}.experiment-layout{grid-template-columns:290px minmax(0,1fr);align-items:stretch;gap:18px;display:grid}.control-panel{flex-direction:column;padding:24px;display:flex}.chart-panel{min-width:0;padding:24px}.chart-heading{justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.chart-heading p{color:#9aa5a6;margin:7px 0 0;font-size:11px}.range-field{margin-top:24px;display:block}.range-field>span{justify-content:space-between;align-items:baseline;gap:10px;display:flex}.range-field strong{color:#506067;font-size:11px;font-weight:600}.range-field output{color:#2e9c92;font:14px DM Mono,monospace}.range-field output small{color:#86aaa5;font:10px Manrope,sans-serif}input[type=range]{width:100%;height:4px;accent-color:var(--teal);cursor:pointer;margin:13px 0 0;display:block}.result-strip{border-top:1px solid #edf1f0;grid-template-columns:1fr 1fr;gap:8px;margin-top:25px;padding-top:17px;display:grid}.result-strip div{flex-direction:column;gap:5px;display:flex}.result-strip strong{color:#33484e;font:17px DM Mono,monospace}.result-strip small{color:#8c9fa0;font:9px Manrope,sans-serif}.model-note{color:#5b9e98;align-items:flex-start;gap:8px;margin-top:auto;padding-top:24px;font-size:10px;line-height:1.5;display:flex}.chart-wrap{margin-top:30px}.legend{color:#829093;gap:19px;margin-bottom:11px;font-size:10px;display:flex}.legend span{align-items:center;gap:6px;display:inline-flex}.legend i{width:14px;height:2px;display:inline-block}.legend-pressure{background:var(--orange)}.legend-velocity{background:var(--teal)}.chart-box{background:#fbfcfb;border:1px solid #edf1ef;border-radius:5px;width:100%;min-height:250px;padding:10px 12px 0}.chart-box svg{width:100%;height:auto;min-height:200px;display:block}.axis{stroke:#c8d2d0;stroke-width:1px}.grid-line{stroke:#e5ece9;stroke-dasharray:4 4;stroke-width:1px}.chart-line{fill:none;stroke-width:3px;stroke-linejoin:round;stroke-linecap:round}.pressure-line{stroke:var(--orange)}.velocity-line{stroke:var(--teal)}.marker-line{stroke:#9ba9a8;stroke-width:1px;stroke-dasharray:3 3}.marker-text{fill:#7f8f8f;font:9px Noto Sans SC,sans-serif}.x-label{color:#a6b1b1;justify-content:space-between;padding:2px 3px 7px;font-size:9px;display:flex}.insight{color:#8b9898;align-items:flex-start;gap:7px;padding:12px 0 0;font-size:10px;line-height:1.5;display:flex}.insight svg{color:var(--orange);flex:none;margin-top:2px}.insight p{margin:0}.filter-bar{align-items:center;gap:10px;margin-bottom:14px;display:flex}.filter-title{color:#617075;align-items:center;gap:7px;margin-right:auto;font-size:11px;display:flex}.filter-title svg{color:var(--teal)}.filter-title span{color:#a2acad;margin-left:3px}select{color:#718084;background:#fff;border:1px solid #e0e8e5;border-radius:4px;outline:0;min-width:124px;height:34px;padding:0 10px;font-size:10px}.cases-panel{padding:16px 13px}.empty-state{color:#9aa7a7;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:250px;display:flex}.empty-state strong{color:#536469;font-size:13px}.empty-state span{font-size:11px}.library-grid{grid-template-columns:repeat(3,1fr);gap:15px;display:grid}.library-card{background:#fff;border:1px solid #e5ebe9;border-radius:8px;flex-direction:column;justify-content:space-between;min-height:300px;padding:24px;display:flex;position:relative;overflow:hidden}.library-card:after{content:"";opacity:.12;border:1px solid;border-radius:50%;width:100px;height:100px;position:absolute;top:-32px;right:-32px;box-shadow:0 0 0 16px #fff6,0 0 0 33px #ffffff4d}.library-card.teal{color:var(--teal)}.library-card.orange{color:var(--orange)}.library-card.blue{color:var(--blue)}.library-card-top{justify-content:space-between;align-items:flex-start;display:flex}.resource-icon{border-radius:8px;place-items:center;width:42px;height:42px;display:grid}.resource-icon.teal{background:#dff3ef}.resource-icon.orange{background:#fbead8}.resource-icon.blue{background:#e4ecfb}.resource-count{color:#9da8a9;font-size:10px}.library-card h2{color:#33464c;margin:9px 0 11px;font-size:18px}.library-card p{color:#899597;margin:0;font-size:11px;line-height:1.8}.library-link{color:currentColor;background:0 0;align-self:flex-start;align-items:center;gap:7px;padding:6px 0;font-size:11px;font-weight:700;display:inline-flex}.library-link:hover{opacity:.7}.library-note{align-items:center;gap:16px;margin-top:18px;padding:23px 25px;display:flex}.note-icon{color:#5f84c4;background:#e7eefb;border-radius:7px;flex:0 0 38px;place-items:center;width:38px;height:38px;display:grid}.library-note h2{color:#35464b;margin:8px 0 6px;font-size:14px}.library-note p{color:#8b9798;margin:0;font-size:11px;line-height:1.5}.library-note .circle-button{margin-left:auto}.template-panel{margin-bottom:18px;padding:24px 25px}.template-heading{justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.template-heading h2{color:#33464c;margin:8px 0 5px;font-size:18px}.template-heading p{color:#899597;margin:0;font-size:11px;line-height:1.6}.template-badge{color:#b6763c;white-space:nowrap;background:#fff0e0;border-radius:4px;padding:5px 8px;font-size:9px}.template-meta{grid-template-columns:1.4fr repeat(3,1fr);gap:10px;margin-top:23px;display:grid}.template-meta label{gap:7px;min-width:0;display:grid}.template-meta label span{color:#849093;font-size:10px}.template-meta input{color:#526469;background:#f8faf9;border:1px solid #e3eae7;border-radius:4px;outline:0;width:100%;min-width:0;height:35px;padding:0 10px;font-size:10px}.template-meta input::placeholder{color:#adb7b8}.chapter-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;display:grid}.chapter-card{background:#fff;border:1px solid #e5ebe9;border-radius:8px;padding:22px}.chapter-heading{align-items:center;gap:12px;display:flex}.chapter-number{color:#278e86;background:#dff3ef;border-radius:50%;flex:0 0 31px;place-items:center;width:31px;height:31px;font:10px DM Mono,monospace;display:grid}.chapter-heading h2{color:#33464c;margin:5px 0 0;font-size:14px}.chapter-goal{color:#899597;border-bottom:1px solid #eef2f0;margin:18px 0 14px;padding-bottom:14px;font-size:10px;line-height:1.6}.exercise-list{gap:8px;display:grid}.exercise-row{background:#f8faf9;border-radius:5px;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:10px;padding:10px;display:grid}.exercise-type{color:#5f84c4;white-space:nowrap;background:#e7eefb;border-radius:3px;padding:4px 6px;font-size:9px}.exercise-row div{min-width:0}.exercise-row strong{color:#526469;text-overflow:ellipsis;white-space:nowrap;font-size:10px;display:block;overflow:hidden}.exercise-row small{color:#9ba6a7;margin-top:4px;font-size:9px;line-height:1.4;display:block}.exercise-row>svg{color:#a9b6b6}.requirements-panel{margin-top:18px;padding:23px 25px}.requirements-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:13px 26px;margin-top:20px;display:grid}.requirement-item{align-items:flex-start;gap:11px;display:flex}.requirement-item>span{color:var(--teal);padding-top:2px;font:10px DM Mono,monospace}.requirement-item strong{color:#526469;font-size:11px}.requirement-item p{color:#899597;margin:5px 0 0;font-size:10px;line-height:1.55}.drawer-overlay,.mobile-overlay{z-index:30;background:#0d1b2261;position:fixed;inset:0}.case-drawer{z-index:31;background:#fff;width:min(440px,100vw);padding:28px 32px;animation:.22s ease-out slide-in;position:fixed;top:0;bottom:0;right:0;overflow-y:auto;box-shadow:-16px 0 45px #1c2f3629}@keyframes slide-in{0%{transform:translate(100%)}to{transform:translate(0)}}.drawer-head{justify-content:space-between;align-items:center;display:flex}.drawer-accent{border-radius:3px;width:48px;height:4px;margin:36px 0 18px}.case-drawer h2{color:var(--ink);margin:0;font-size:24px;line-height:1.3}.drawer-description{color:#758286;margin:13px 0 18px;font-size:12px;line-height:1.8}.drawer-meta{border-bottom:1px solid #edf1ef;flex-wrap:wrap;align-items:center;gap:12px;padding-bottom:23px;display:flex}.drawer-folder{gap:7px;padding-top:20px;display:grid}.drawer-folder code{color:#53666b;overflow-wrap:anywhere;background:#f5f8f7;border:1px solid #e7eeeb;border-radius:4px;padding:8px 9px;font:10px DM Mono,monospace}.drawer-section{padding:23px 0 0}.tag-list{flex-wrap:wrap;gap:7px;margin-top:12px;display:flex}.tag-list span{color:#718285;background:#f2f5f4;border-radius:4px;padding:6px 9px;font-size:10px}.material-list{gap:7px;margin-top:12px;display:grid}.material-list>div{background:#f7f9f8;border-radius:5px;grid-template-columns:24px 1fr;align-items:start;gap:8px;padding:9px;display:grid}.material-list>div>span{color:var(--teal);padding-top:2px;font:10px DM Mono,monospace}.material-list strong{color:#526469;font-size:10px;display:block}.material-list small{color:#9ba6a7;overflow-wrap:anywhere;margin-top:4px;font-size:9px;display:block}.drawer-note,.drawer-boundary{color:#899597;margin:10px 0 0;font-size:10px;line-height:1.6}.drawer-note{color:#b6763c}.drawer-button{margin-top:30px}@media (width<=1050px){.sidebar{flex-basis:210px;width:210px}.topbar{padding:0 28px}.page{padding-left:28px;padding-right:28px}.welcome-banner{padding-left:38px}.flow-visual{opacity:.65;right:-55px}.case-table-head,.case-row{grid-template-columns:minmax(190px,2fr) 1fr .65fr 1fr .75fr 18px}}@media (width<=820px){.sidebar{transition:transform .22s;position:fixed;left:0;transform:translate(-100%);box-shadow:14px 0 35px #0f21272e}.sidebar.sidebar-open{transform:translate(0)}.sidebar-close,.mobile-menu{display:grid}.sidebar-close{color:#a8b9bd;margin-left:auto}.mobile-overlay{z-index:19}.topbar{gap:14px;padding:0 20px}.mobile-menu{flex:0 0 33px}.breadcrumb{margin-right:auto}.top-search{width:min(250px,33vw)}.page{padding:30px 20px 60px}.welcome-banner{padding:34px}.flow-visual{opacity:.4;right:-110px}.stat-grid{grid-template-columns:repeat(2,1fr)}.content-grid{grid-template-columns:1fr}.path-panel,.featured-panel{min-height:auto}.experiment-layout{grid-template-columns:1fr}.control-panel{min-height:auto}.model-note{margin-top:24px}.library-grid{grid-template-columns:1fr}.library-card{min-height:235px}}@media (width<=570px){.topbar{height:63px}.topbar-actions{gap:8px}.top-search{background:0 0;border-color:#0000;width:36px;padding:0 9px}.top-search input,.top-search kbd{display:none}.page{padding:25px 15px 45px}.page-intro{margin-bottom:22px;display:block}.page-intro h1{font-size:26px}.page-intro .button{margin-top:17px}.welcome-banner{align-items:flex-start;min-height:360px;padding:29px 25px}.welcome-banner h1{font-size:29px}.welcome-banner p{max-width:290px}.flow-visual{opacity:.45;width:360px;top:183px;right:-112px}.stat-card{min-height:108px;padding:14px}.stat-icon{flex-basis:30px;width:30px;height:30px}.stat-copy strong{font-size:21px}.path-panel,.featured-panel,.recent-panel,.control-panel,.chart-panel{padding:18px}.panel-heading h2,.chart-heading h2{font-size:15px}.case-table-head{display:none}.case-row{grid-template-columns:minmax(0,1fr) auto 16px;gap:8px;min-height:70px;padding:10px 4px}.case-row>span:nth-child(2),.case-row>span:nth-child(3),.case-row>span:nth-child(4),.case-row>span:nth-child(5){display:none}.case-title{grid-template-columns:7px minmax(0,1fr);gap:3px 8px;display:grid}.case-title strong{white-space:normal;grid-column:2;line-height:1.4}.case-title small{grid-column:2;margin:0}.experiment-tabs{gap:8px}.experiment-tabs button{min-height:83px;padding:12px}.experiment-tabs button>svg:last-child{display:none}.filter-bar{flex-wrap:wrap;align-items:stretch}.filter-title{width:100%;margin-bottom:3px}select{flex:1;min-width:0}.chart-box{padding-left:5px;padding-right:5px}.chart-box svg{min-height:165px}.legend{gap:10px}.case-drawer{padding:22px 20px}.drawer-accent{margin-top:25px}}@media (width<=820px){.template-meta{grid-template-columns:repeat(2,minmax(0,1fr))}.chapter-grid{grid-template-columns:1fr}}@media (width<=570px){.template-panel,.requirements-panel{padding:18px}.template-heading{display:block}.template-badge{margin-top:14px;display:inline-block}.template-meta{grid-template-columns:1fr}.requirements-grid{grid-template-columns:1fr;gap:14px}.exercise-row{grid-template-columns:1fr auto}.exercise-type{justify-self:start}.exercise-row div{grid-area:2/1/auto/-1}.exercise-row>svg{grid-area:1/2}.chapter-card{padding:18px}}.button-primary{color:#fff;background:#1d7774}.button-primary:hover{background:#23645f}.page-actions{flex-wrap:wrap;justify-content:flex-end;gap:9px;display:flex}.template-status{justify-items:end;gap:7px;display:grid}.template-status small{color:#2c9387;font-size:9px}.template-status .save-error{color:#bd6a5d}.template-meta{grid-template-columns:1.4fr repeat(4,1fr)}.template-meta input,.exercise-fields input,.exercise-fields select,.inline-title{color:#526469;background:#f8faf9;border:1px solid #e3eae7;border-radius:4px;outline:0;width:100%;min-width:0;height:35px;padding:0 10px;font-size:10px}.template-meta input::placeholder,.exercise-fields input::placeholder{color:#adb7b8}.section-toolbar{justify-content:space-between;align-items:center;gap:15px;margin:5px 0 14px;display:flex}.section-toolbar>div{gap:5px;display:grid}.section-toolbar strong{color:#718084;font-size:11px;font-weight:600}.draft-actions{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.save-warning{color:#bd7d42!important}.chapter-heading-copy{flex:1;min-width:0}.inline-title{height:32px;margin-top:6px;font-weight:700}.chapter-goal-input{resize:vertical;color:#718084;background:#f8faf9;border:1px solid #e3eae7;border-radius:4px;outline:0;width:100%;min-height:62px;margin:16px 0 14px;padding:10px;font-size:10px;line-height:1.5}.exercise-editor{background:#f8faf9;border:1px solid #edf1ef;border-radius:5px;padding:12px}.exercise-editor-heading{justify-content:space-between;align-items:center;margin-bottom:10px;display:flex}.exercise-number{color:#5f84c4;font:10px DM Mono,monospace}.danger-button{color:#b56c65}.danger-button:hover{color:#983f3a;background:#fbe9e7}.danger-button:disabled{color:#c4cecc;cursor:not-allowed;background:0 0}.exercise-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.exercise-fields label{gap:6px;min-width:0;display:grid}.exercise-fields label>span{color:#849093;font-size:9px}.exercise-fields textarea{resize:vertical;color:#526469;background:#fff;border:1px solid #e3eae7;border-radius:4px;outline:0;width:100%;min-height:66px;padding:9px 10px;font-size:10px;line-height:1.5}.exercise-fields textarea::placeholder{color:#adb7b8}.exercise-fields .wide-field{grid-column:1/-1}.add-example-button{color:#2b938a;background:0 0;align-items:center;gap:6px;margin-top:13px;padding:6px 0;font-size:10px;font-weight:700;display:inline-flex}.add-example-button:hover{color:#1d6661}.material-kind{color:#4d938c;background:#e4f3ef;border-radius:3px;margin-left:6px;padding:2px 5px;font-size:8px;font-style:normal;font-weight:500;display:inline-block}.solve-button{width:100%;margin-top:24px}.solve-button:disabled{opacity:.66;cursor:wait;transform:none}.solver-auto-note{color:#31746f;background:#eaf6f3;border:1px solid #c9e6df;border-radius:5px;justify-content:center;align-items:center;gap:7px;min-height:38px;margin-top:20px;font-size:12px;font-weight:600;display:flex}.solver-error{color:#9c514b;background:#fff1ef;border:1px solid #f1cbc5;border-radius:5px;gap:5px;margin-top:14px;padding:10px 11px;font-size:11px;line-height:1.5;display:grid}.solver-error strong{color:#8f413b}.solver-empty{color:#76908f;background:#fbfcfb;border:1px dashed #cbded9;border-radius:5px;flex-direction:column;justify-content:center;align-items:center;gap:9px;min-height:320px;display:flex}.solver-empty svg{color:var(--teal)}.solver-empty strong{color:#436b6a;font-size:14px}.solver-empty span{font-size:11px}.solver-summary{color:#6b8183;background:#eef7f5;border:1px solid #d4e9e4;border-radius:5px;justify-content:space-between;gap:15px;margin-top:12px;padding:11px 14px;font-size:11px;line-height:1.5;display:flex}.legend-exact{color:#6f7d88;font-size:9px}.exact-line{stroke:#44515e;stroke-width:1.5px;stroke-dasharray:5 4;opacity:.72}.exact-velocity{opacity:.48}.shock-materials{background:#fff;border:1px solid #e1e9e6;border-radius:8px;grid-template-columns:235px minmax(0,1fr);gap:20px;margin-top:18px;padding:22px 25px;display:grid}.shock-materials h3{color:#244a68;margin:7px 0 5px;font-size:18px}.shock-materials p{color:#718285;margin:0;font-size:12px;line-height:1.65}.shock-material-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.shock-material-grid a{color:#45647d;background:#f4f8f9;border:1px solid #e2eaed;border-radius:5px;align-items:center;gap:8px;min-width:0;padding:10px 12px;font-size:12px;line-height:1.45;text-decoration:none;display:flex}.shock-material-grid a:hover{color:#116d83;background:#e7f4f5;border-color:#abd9dd}.shock-material-grid svg{color:#168b98;flex:none}.shock-material-grid span{overflow-wrap:anywhere}@media (width<=820px){.template-meta{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=570px){.page-actions{justify-content:flex-start}.template-status{justify-items:start;margin-top:12px}.template-meta{grid-template-columns:1fr}.section-toolbar{flex-direction:column;align-items:flex-start}.exercise-fields{grid-template-columns:1fr}.exercise-fields .wide-field{grid-column:auto}.draft-actions{justify-content:flex-start;width:100%}.draft-actions .button{flex:1}}@media (width<=820px){.shock-materials{grid-template-columns:1fr}}@media (width<=570px){.solver-summary{display:grid}.shock-materials{padding:18px}.shock-material-grid{grid-template-columns:1fr}}.page-library{font-size:12px}.page-library .template-heading h2{font-size:20px}.page-library .template-heading p,.page-library .library-note p{font-size:13px;line-height:1.7}.page-library .section-kicker{font-size:10px}.page-library .template-meta label>span{font-size:11px}.page-library .template-meta input,.page-library .exercise-fields input,.page-library .exercise-fields select,.page-library .inline-title{height:40px;font-size:12px}.page-library .chapter-heading .inline-title{font-size:14px}.page-library .chapter-goal-input{min-height:82px;font-size:12px;line-height:1.7}.page-library .exercise-number,.page-library .exercise-fields label>span{font-size:11px}.page-library .exercise-fields textarea{min-height:84px;font-size:12px;line-height:1.7}.page-library .template-meta input::placeholder,.page-library .exercise-fields input::placeholder,.page-library .exercise-fields textarea::placeholder{font-size:11px}.page-library .requirements-panel,.page-library .library-note{font-size:12px}@media (width<=570px){.page-library .template-heading h2{font-size:18px}.page-library .template-meta input,.page-library .exercise-fields input,.page-library .exercise-fields select,.page-library .inline-title,.page-library .chapter-goal-input,.page-library .exercise-fields textarea{font-size:12px}}.learning-summary-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px;display:grid}.teacher-summary-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.learning-summary-card{background:#fff;border:1px solid #e1e9e6;border-radius:8px;align-items:center;gap:14px;padding:20px;display:flex}.summary-icon{color:#168b83;background:#e2f4f0;border-radius:7px;flex:0 0 42px;place-items:center;width:42px;height:42px;display:grid}.learning-summary-card span,.learning-summary-card small{color:#66777b;font-size:12px;display:block}.learning-summary-card strong{color:#263e48;margin:2px 0;font-size:24px;line-height:1.25;display:block}.teaching-section{background:#fff;border:1px solid #e1e9e6;border-radius:8px;margin-top:18px;padding:24px}.teaching-section-heading{justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.teaching-section-heading h2{color:#29434d;margin:5px 0 0;font-size:20px}.teaching-section-heading>span{color:#66777b;font-size:13px}.learning-record-list,.assignment-list,.submission-list{gap:12px;display:grid}.learning-record-card{background:#f8faf9;border:1px solid #e7ecea;border-radius:7px;grid-template-columns:minmax(0,1fr) 180px;align-items:center;gap:20px;padding:18px;display:grid}.record-type,.assignment-status{color:#47707a;background:#e8f1f2;border-radius:3px;align-items:center;width:fit-content;padding:3px 7px;font-size:11px;font-style:normal;display:inline-flex}.learning-record-card h3,.assignment-card h3,.teacher-assignment-table h3{color:#304a54;margin:7px 0 4px;font-size:16px}.learning-record-card p,.assignment-card p,.teacher-assignment-table p{color:#66777b;margin:0;font-size:13px;line-height:1.65}.progress-block{text-align:right;gap:6px;display:grid}.progress-block strong{color:#168b83;font-size:20px}.progress-block small{color:#66777b;font-size:11px}.progress-track{background:#dfe9e6;border-radius:10px;height:7px;overflow:hidden}.progress-track span{border-radius:inherit;background:#1a958b;height:100%;display:block}.assignment-card{border:1px solid #e2e9e7;border-radius:8px;padding:20px}.assignment-card-head{justify-content:space-between;align-items:flex-start;gap:22px;display:flex}.assignment-meta{color:#66777b;text-align:right;gap:8px;min-width:160px;font-size:12px;display:grid}.assignment-meta span{justify-content:flex-end;align-items:center;gap:6px;display:inline-flex}.assignment-status.published,.assignment-status.submitted{color:#15756e;background:#ddf2ed}.assignment-status.closed{color:#6c7377;background:#e9edee}.assignment-status.graded{color:#2662a0;background:#e4eef9}.assignment-card textarea,.assignment-form textarea,.grading-controls textarea{resize:vertical;color:#334e58;width:100%;min-height:110px;font:inherit;background:#fbfcfc;border:1px solid #dce5e2;border-radius:5px;margin-top:16px;padding:12px;font-size:14px;line-height:1.65}.assignment-actions{justify-content:flex-end;gap:10px;margin-top:14px;display:flex}.submission-result{color:#53666d;background:#f2f6f5;border-radius:5px;margin-top:12px;padding:12px 14px;font-size:13px}.submission-result strong{margin-right:12px}.submission-result p{margin:6px 0 0}.assignment-form{grid-template-columns:1.4fr 1fr 1fr .55fr;align-items:end;gap:14px;display:grid}.assignment-form label,.grading-controls label{color:#53666d;gap:7px;font-size:12px;display:grid}.assignment-form input,.assignment-form select,.grading-controls input{color:#334e58;background:#fbfcfc;border:1px solid #dce5e2;border-radius:5px;width:100%;height:40px;padding:0 10px}.assignment-description{grid-column:1/-1}.assignment-description textarea{margin-top:0}.assignment-form>.button{justify-self:start}.teacher-assignment-table{gap:8px;display:grid}.teacher-assignment-table>article{background:#f8faf9;border-radius:6px;grid-template-columns:minmax(0,1fr) 100px auto;align-items:center;gap:18px;padding:15px 17px;display:grid}.teacher-assignment-table>article>strong{color:#53666d;text-align:center;font-size:13px}.submission-list>article{border:1px solid #e2e9e7;border-radius:7px;padding:18px}.submission-student{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.submission-student span{color:#66777b;font-size:12px}.submission-answer{color:#3f555e;white-space:pre-wrap;background:#f7f9f8;border-radius:5px;margin:14px 0;padding:14px;line-height:1.75}.grading-controls{grid-template-columns:110px minmax(0,1fr) auto;align-items:end;gap:12px;display:grid}.grading-controls textarea{min-height:70px;margin:0}.teaching-empty{padding:32px}.drawer-learning-panel{background:#f3f8f7;border:1px solid #dce9e6;border-radius:7px;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:14px 18px;margin:20px 0;padding:16px;display:grid}.drawer-learning-panel>div strong{color:#3d555e;margin-top:5px;font-size:14px;display:block}.drawer-learning-panel label{color:#5c6f75;grid-column:1/-1;gap:8px;font-size:12px;display:grid}.drawer-learning-panel label span{justify-content:space-between;display:flex}.drawer-learning-panel input[type=range]{accent-color:#168b83;width:100%}.drawer-learning-panel>small{color:#168b83;grid-column:1/-1;font-size:12px}@media (width<=980px){.learning-summary-grid,.assignment-form{grid-template-columns:repeat(2,minmax(0,1fr))}.teacher-assignment-table>article{grid-template-columns:minmax(0,1fr) auto}.teacher-assignment-table .row-actions{grid-column:1/-1}}@media (width<=570px){.learning-summary-grid,.teacher-summary-grid,.assignment-form{grid-template-columns:1fr}.teaching-section{padding:18px}.learning-record-card,.teacher-assignment-table>article{grid-template-columns:1fr}.progress-block{text-align:left}.assignment-card-head{display:grid}.assignment-meta{text-align:left;min-width:0}.assignment-meta span{justify-content:flex-start}.assignment-actions{flex-direction:column;align-items:stretch}.assignment-actions .button{justify-content:center}.assignment-description{grid-column:auto}.grading-controls,.drawer-learning-panel{grid-template-columns:1fr}.drawer-learning-panel label,.drawer-learning-panel>small{grid-column:auto}}.avatar-button{cursor:pointer;font:inherit;border:0}.auth-page{place-items:center;min-height:calc(100vh - 72px);padding-top:36px;padding-bottom:48px;display:grid}.auth-card{background:#fff;border:1px solid #dce6e3;border-radius:8px;width:min(100%,520px);padding:34px;box-shadow:0 18px 50px #20464714}.auth-heading{text-align:center}.auth-symbol{color:#147f79;background:#e5f4f1;border-radius:8px;place-items:center;width:48px;height:48px;margin:0 auto 16px;display:grid}.auth-heading h1{color:#18373a;margin:8px 0;font-size:28px}.auth-heading p{color:#637879;max-width:420px;margin:0 auto 24px;font-size:14px;line-height:1.75}.auth-form{gap:15px;display:grid}.auth-form label,.admin-create label{color:#41595b;gap:7px;font-size:13px;font-weight:700;display:grid}.auth-form input,.auth-form select,.admin-create input,.admin-create textarea{color:#203a3d;width:100%;min-height:43px;font:inherit;background:#fff;border:1px solid #cedbd9;border-radius:5px;padding:9px 11px;font-weight:400}.auth-form input:focus,.auth-form select:focus,.admin-create input:focus,.admin-create textarea:focus{border-color:#29998f;outline:3px solid #27998f29}.auth-submit{justify-content:center;width:100%;margin-top:4px}.auth-switches{border-top:1px solid #e5ecea;justify-content:center;gap:18px;margin-top:20px;padding-top:18px;display:flex}.auth-switches button{color:#277b76;background:0 0;align-items:center;gap:6px;font-size:13px;display:inline-flex}.form-message{border:1px solid;border-radius:5px;margin:12px 0;padding:11px 13px;font-size:13px;line-height:1.55}.form-message.error{color:#903f39;background:#fff2f0;border-color:#efc5c1}.form-message.success{color:#286b52;background:#edf8f2;border-color:#badfcb}.account-card{text-align:center}.account-card h1{color:#1d383b;margin:10px 0 5px}.account-card p{color:#607779}.account-meta{justify-content:center;gap:8px;margin:18px 0 24px;display:flex}.account-meta span{color:#2b6d68;background:#e9f5f2;border-radius:4px;padding:6px 10px;font-size:13px}.admin-page{max-width:1320px}.admin-section{background:#fff;border:1px solid #dce6e3;border-radius:8px;margin-bottom:22px;overflow:hidden}.admin-section-heading{border-bottom:1px solid #e5ecea;justify-content:space-between;align-items:center;gap:20px;padding:22px 24px;display:flex}.admin-section-heading h2,.admin-create h2{color:#1d393b;margin:6px 0 0;font-size:20px}.admin-section-heading>span{color:#6f8283;font-size:13px}.admin-tabs{border-bottom:1px solid #e3ebe9;gap:2px;padding:10px 14px 0;display:flex}.admin-tabs button{color:#5e7475;background:0 0;border-bottom:2px solid #0000;min-height:42px;padding:0 18px;font-size:14px;font-weight:700}.admin-tabs button.active{color:#187c75;border-bottom-color:#28a097}.admin-create{background:#f8fbfa;border-bottom:1px solid #e3ebe9;grid-template-columns:1.15fr 1fr 1.6fr auto;align-items:end;gap:16px;padding:22px 24px;display:grid}.admin-create textarea{resize:vertical;min-height:64px}.admin-table{width:100%;overflow-x:auto}.admin-row{color:#40595b;border-bottom:1px solid #edf1f0;grid-template-columns:minmax(220px,1.7fr) minmax(120px,.7fr) minmax(140px,.8fr) minmax(220px,1fr);align-items:center;gap:16px;min-width:820px;padding:14px 24px;font-size:13px;display:grid}.admin-row:last-child{border-bottom:0}.admin-row.admin-head{color:#718384;background:#f7faf9;padding-top:10px;padding-bottom:10px;font-size:12px;font-weight:700}.admin-row strong,.admin-row small{display:block}.admin-row strong{color:#213d3f;font-size:14px}.admin-row small{color:#738586;margin-top:4px;font-size:12px}.admin-row select{color:#334f51;background:#fff;border:1px solid #d2dedc;border-radius:4px;min-height:36px;padding:6px 8px}.workflow-status{border-radius:4px;width:max-content;padding:5px 8px;font-size:12px;font-weight:700;display:inline-flex}.workflow-status.draft,.workflow-status.pending{color:#756333;background:#f8f0d8}.workflow-status.submitted{color:#865331;background:#faeadc}.workflow-status.approved,.workflow-status.active{color:#256b50;background:#e4f4eb}.workflow-status.published{color:#176d77;background:#def2f4}.workflow-status.offline,.workflow-status.suspended{color:#6f7075;background:#eceff0}.row-actions{flex-wrap:wrap;align-items:center;gap:7px;display:flex}.icon-action,.text-action{color:#277a75;cursor:pointer;background:#edf7f5;border:1px solid #d1e8e4;border-radius:4px;justify-content:center;align-items:center;min-width:34px;min-height:34px;padding:0 9px;font-size:12px;display:inline-flex}.icon-action:hover,.text-action:hover{background:#dff1ee}.icon-action.danger{color:#a64d46;background:#fff1ef;border-color:#f1d0cc}.upload-action input{opacity:0;width:1px;height:1px;position:absolute;overflow:hidden}.admin-empty{color:#748687;text-align:center;padding:38px}@media (width<=1000px){.admin-create{grid-template-columns:1fr 1fr}}@media (width<=650px){.auth-page{padding-top:18px;display:block}.auth-card{padding:24px 18px}.auth-heading h1{font-size:24px}.auth-switches{flex-wrap:wrap}.admin-section-heading,.admin-create{padding:18px}.admin-create{grid-template-columns:1fr}.admin-tabs{overflow-x:auto}.admin-tabs button{flex:none}.admin-row{padding-left:18px;padding-right:18px}}.chart-hint{color:#8ba09e;margin-left:auto}.chart-hit-area{fill:#0000;cursor:crosshair}.chart-hit-area:focus{fill:#24a69c1f;outline:none}.hover-line{stroke:#8ea6a2;stroke-dasharray:3 3}.hover-point{stroke:#fff;stroke-width:2px}.pressure-point{fill:var(--orange)}.velocity-point{fill:var(--teal)}.tooltip-box{fill:#203c57;opacity:.96}.tooltip-text{fill:#fff;font:10px Noto Sans SC,sans-serif}.nozzle-model{background:#f7fafb;border:1px solid #e1eaed;border-radius:6px;margin:0 0 18px;padding:14px 16px 8px}.model-heading{justify-content:space-between;align-items:end;gap:12px;margin-bottom:8px;display:flex}.model-heading>div{gap:4px;display:grid}.model-heading strong{color:#244a68;font-size:13px}.model-heading>span{color:#718b98;font-size:11px}.nozzle-model svg{background:#fff;border:1px solid #edf2f1;width:100%;min-height:155px;display:block}.nozzle-wall-line{fill:none;stroke:#177f8c;stroke-width:3px}.nozzle-grid-line{fill:none;stroke:#a9d7d2;stroke-width:1px}.throat-line{stroke:#ed9b51;stroke-width:1.5px;stroke-dasharray:4 3}.model-label{fill:#315c70;font:700 12px Noto Sans SC,sans-serif}.model-caption{fill:#83979b;font:10px Noto Sans SC,sans-serif}.nozzle-model-stack{gap:18px;display:grid}.term-help{color:#278e86;vertical-align:middle;background:#e4f3ef;border-radius:50%;place-items:center;width:21px;height:21px;margin-left:4px;padding:0;display:inline-grid}.term-popover{color:#345a6c;background:#eef7f6;border:1px solid #c8e4dc;border-radius:5px;justify-content:space-between;gap:12px;margin-top:12px;padding:12px 13px;display:flex}.term-popover strong{font-size:13px}.term-popover p{color:#5d7780;max-width:420px;margin:5px 0 0;font-size:12px;line-height:1.65}.image-open-button,.figure-preview-button{width:100%;color:inherit;text-align:left;cursor:zoom-in;background:0 0;border:0;gap:7px;padding:0;display:grid;position:relative}.image-open-button>span,.figure-preview-button>span{color:#397684;justify-content:center;align-items:center;gap:5px;font-size:11px;display:flex}.figure-preview-button img{object-fit:contain;background:#fff;width:100%;height:150px}.figure-preview-button:hover img,.image-open-button:hover img{outline-offset:-2px;outline:2px solid #abd9dd}.image-lightbox{z-index:80;cursor:zoom-out;background:#0a171ee0;padding:0;display:block;position:fixed;inset:0}.image-lightbox-stage{z-index:1;overscroll-behavior:contain;place-items:center;min-width:0;min-height:0;display:grid;position:absolute;inset:0;overflow:auto}.image-lightbox-canvas{box-sizing:border-box;place-items:center;width:max-content;min-width:100%;height:max-content;min-height:100%;padding:20px;display:grid}.image-lightbox img{object-fit:contain;cursor:default;width:auto;max-width:min(1400px,100vw - 40px);height:auto;max-height:82vh;display:block;box-shadow:0 12px 42px #00000052}.image-lightbox-toolbar{z-index:2;color:#fff;pointer-events:none;justify-content:space-between;align-items:center;gap:16px;display:flex;position:absolute;top:16px;left:24px;right:20px}.image-lightbox-toolbar span{text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.image-lightbox-toolbar .icon-button{color:#fff;background:#ffffff1f}.image-lightbox-toolbar .icon-button:disabled{opacity:.38;cursor:default}.image-lightbox-actions{pointer-events:auto;flex:none;align-items:center;gap:7px;display:flex}.image-lightbox-actions output{color:#fff;text-align:center;min-width:44px;font-size:12px}.image-lightbox-nav{z-index:3;color:#fff;cursor:pointer;background:#ffffff24;border:0;border-radius:6px;place-items:center;width:46px;height:56px;display:grid;position:fixed;top:50%;transform:translateY(-50%)}.image-lightbox-nav:hover{background:#ffffff3d}.image-lightbox-prev{left:18px}.image-lightbox-next{right:18px}.docx-import-panel{margin-bottom:18px;padding:22px 24px}.docx-import-panel .panel-heading{align-items:center}.docx-import-panel .panel-heading p{color:#65777b;max-width:760px;margin:7px 0 0;font-size:13px;line-height:1.7}.docx-import-panel input[type=file]{opacity:0;width:1px;height:1px;position:absolute;overflow:hidden}.docx-import-hint{color:#8a6a45;margin:14px 0 0;font-size:13px}.docx-preview{background:#f8fbfa;border:1px solid #dce7e3;border-radius:6px;gap:14px;margin-top:16px;padding:16px;display:grid}.docx-preview>div:first-child{justify-content:space-between;gap:16px;display:flex}.docx-preview ul{gap:8px;margin:0;padding:0;list-style:none;display:grid}.docx-preview li{background:#fff;justify-content:space-between;gap:16px;padding:10px 12px;display:flex}.docx-preview li span{color:#6d7f83;font-size:12px}.docx-warnings{color:#715536;background:#fff8ee;border-left:3px solid #c98b45;gap:5px;padding:12px;font-size:12px;display:grid}.class-join-form,.class-create-form,.member-add-form{grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:12px;display:grid}.class-create-form{grid-template-columns:repeat(3,minmax(0,1fr)) auto}.class-join-form label,.class-create-form label,.member-add-form label{color:#526469;gap:6px;font-size:12px;display:grid}.class-join-form input,.class-create-form input,.class-create-form select,.member-add-form input{color:#33464c;background:#fff;border:1px solid #dce5e2;border-radius:5px;width:100%;height:40px;padding:0 11px;font-size:13px}.student-class-list,.class-list,.member-list{gap:10px;margin-top:16px;display:grid}.student-class-list article,.member-list article{background:#fbfdfc;border:1px solid #e0e8e5;border-radius:6px;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;display:flex}.student-class-list article{justify-content:flex-start}.student-class-list strong,.member-list strong{color:#35494e;display:block}.student-class-list span,.member-list span{color:#77878a;margin-top:4px;font-size:12px;display:block}.class-list article{border-bottom:1px solid #e5ece9;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:18px;padding:14px 16px;display:grid}.class-list h3{color:#35494e;margin:7px 0 4px;font-size:15px}.class-list p{color:#748589;margin:0;font-size:12px}.class-list code{color:#247f78;letter-spacing:0;background:#e8f5f2;border-radius:4px;padding:7px 9px;font-size:13px}.analytics-table{border:1px solid #e0e8e5;border-radius:6px;min-width:720px;overflow:hidden}.analytics-section{overflow-x:auto}.analytics-row{color:#5b6d72;border-top:1px solid #edf1ef;grid-template-columns:minmax(160px,1.5fr) repeat(6,minmax(72px,.65fr));align-items:center;gap:10px;padding:12px 14px;font-size:12px;display:grid}.analytics-row:first-child{border-top:0}.analytics-head{color:#38565a;background:#f2f7f5;font-weight:600}@media (width<=760px){.image-lightbox-nav{width:40px;height:48px}.image-lightbox-prev{left:8px}.image-lightbox-next{right:8px}.docx-import-panel .panel-heading,.docx-preview>div:first-child,.docx-preview li{flex-direction:column;align-items:flex-start}.class-join-form,.class-create-form,.member-add-form{grid-template-columns:1fr}.class-list article{grid-template-columns:1fr auto}.class-list article .text-action{grid-column:1/-1;justify-self:start}}.docx-body img{cursor:zoom-in}.asset-section-heading{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.asset-helper{color:#718285;margin:7px 0 0;font-size:12px;line-height:1.6}.asset-count{color:#718285;white-space:nowrap;font-size:11px}.asset-state{color:#718285;margin:12px 0 0;font-size:12px;line-height:1.6}.asset-error{color:#ad6158}.asset-groups{gap:16px;margin-top:14px;display:grid}.asset-group h3{color:#526469;align-items:center;gap:8px;margin:0;font-size:13px;display:flex}.asset-group h3 span{color:#548b84;background:#e4f3ef;border-radius:3px;place-items:center;min-width:22px;height:22px;padding:0 5px;font-size:11px;font-weight:500;display:inline-grid}.asset-group .material-list{margin-top:8px}.material-file{min-width:0;color:inherit;background:#f7f9f8;border:1px solid #0000;border-radius:5px;grid-template-columns:24px minmax(0,1fr);align-items:start;gap:8px;padding:10px;text-decoration:none;display:grid}.material-file:hover{background:#eef6f3;border-color:#cfe6df}.material-file:focus-visible{outline-offset:2px;outline:2px solid #278e86}.case-drawer-wide{width:min(1040px,100%);max-width:100%}.document-file{grid-template-columns:minmax(0,1fr) 34px;align-items:center;gap:8px;padding:5px 7px}.material-list>.document-file{grid-template-columns:minmax(0,1fr) 34px;align-items:center;padding:5px 7px}.document-file.selected{background:#eaf5f2;border-color:#c9e3dc}.material-preview-button{width:100%;min-width:0;color:inherit;text-align:left;background:0 0;grid-template-columns:24px minmax(0,1fr);align-items:start;gap:8px;padding:4px 3px;display:grid}.material-preview-button>span{color:#278e86;background:#e4f3ef;border-radius:3px;place-items:center;width:22px;height:22px;display:grid}.material-preview-button>div{min-width:0}.material-preview-button strong{color:#43585d;overflow-wrap:anywhere;font-size:12px;line-height:1.5;display:block}.material-preview-button small{color:#718285;overflow-wrap:anywhere;margin-top:4px;font-size:11px;line-height:1.5;display:block}.material-download{color:#526469;border-radius:4px;place-items:center;width:32px;height:32px;display:grid}.material-download:hover,.material-download:focus-visible{color:#278e86;background:#e4f3ef;outline:none}.material-file>span{color:#278e86;background:#e4f3ef;border-radius:3px;place-items:center;width:22px;height:22px;display:grid}.material-file>div{min-width:0}.material-file strong{color:#43585d;overflow-wrap:anywhere;font-size:12px;line-height:1.5;display:block}.material-file small{color:#718285;overflow-wrap:anywhere;margin-top:4px;font-size:11px;line-height:1.5;display:block}.boundary-section{border-top:1px solid #edf1ef;padding-bottom:4px}.boundary-section .section-kicker{font-size:10px}.boundary-section .drawer-boundary{color:#66777b;font-size:12px;line-height:1.7}.document-reader{background:#f6f9f8;border:1px solid #e1e9e6;border-radius:6px;margin-top:20px;padding:18px}.document-reader-heading{justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.document-reader-heading h3{color:#34494f;overflow-wrap:anywhere;margin:7px 0 4px;font-size:16px;line-height:1.45}.document-reader-heading p{color:#718285;margin:0;font-size:12px;line-height:1.5}.document-download{white-space:nowrap;flex:none;align-items:center;gap:7px;padding:8px 10px;display:inline-flex}.document-state{color:#718285;justify-content:center;align-items:center;gap:10px;min-height:110px;font-size:13px;display:flex}.document-error{color:#a45249}.loading-dot{border:2px solid #c8e4dc;border-top-color:#278e86;border-radius:50%;width:12px;height:12px;animation:.8s linear infinite document-spin}@keyframes document-spin{to{transform:rotate(360deg)}}.docx-style-host{display:none}.docx-body{max-width:100%;margin-top:16px;overflow-x:auto}.docx-body.visible{display:block}.docx-body:not(.visible){display:none}.docx-body .case-docx-wrapper{background:#e9eeec;padding:14px 8px}.docx-body .case-docx-wrapper>section.case-docx{max-width:100%;margin:0 auto 16px;box-shadow:0 2px 12px #25373a21}.docx-body table{border-collapse:collapse;max-width:100%}.docx-body img{max-width:100%;height:auto}.image-preview-section{border-top:1px solid #edf1ef}.figure-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:12px;display:grid}.figure-thumb{color:#43585d;background:#f6f9f8;border:1px solid #e3ebe8;border-radius:4px;grid-template-rows:120px auto;min-width:0;text-decoration:none;display:grid;overflow:hidden}.figure-thumb img{object-fit:contain;background:#fff;width:100%;height:120px}.figure-thumb span{color:#718285;text-overflow:ellipsis;white-space:nowrap;padding:7px 8px;font-size:11px;line-height:1.45;overflow:hidden}.figure-thumb:hover{border-color:#9fcfc1}.section-kicker{color:#718285;font-size:10px}.sidebar-label{color:#80929b;font-size:11px}.brand-lockup span,.version-row,.version-row span{color:#9fb0b8;font-size:10px}.recent-list button,.help-row{color:#aab9c0;font-size:12px}.stat-copy small,.case-table-head,.case-title small{color:#718285;font-size:11px}.step-copy p,.featured-body p,.library-card p,.library-note p,.template-heading p,.chapter-goal,.requirement-item p{color:#66777b;font-size:12px}.case-row{color:#526469;font-size:12px}.status-chip,.step-status,.level-pill,.status-text{font-size:11px}.experiment-tabs small,.chart-heading p,.result-strip span,.result-strip small,.legend,.insight,.filter-title,select,.empty-state span{color:#66777b;font-size:11px}.resource-count,.template-badge,.template-meta label span,.exercise-type,.exercise-row small,.exercise-fields label>span,.material-kind{font-size:11px}.template-meta input,.exercise-fields input,.inline-title,.chapter-goal-input,.exercise-fields textarea{color:#43585d;font-size:12px}.exercise-row strong,.requirement-item strong{font-size:12px}.model-note,.model-note small{font-size:11px}.case-study-reader{gap:18px;margin-top:26px;display:grid}.case-study-layout{grid-template-columns:205px minmax(0,1fr);align-items:start;gap:18px;display:grid}.case-study-nav{background:#fff;border:1px solid #dce6eb;border-radius:8px;gap:3px;padding:10px;display:grid;position:sticky;top:18px}.case-study-nav button{color:#526b82;text-align:left;background:0 0;border-radius:5px;min-height:42px;padding:8px 10px;font-size:13px;line-height:1.35}.case-study-nav button:hover{color:#116d83;background:#f0f7f8}.case-study-nav button.active{color:#0d6f86;background:#e2f2f4;font-weight:700}.case-study-content{background:#fff;border:1px solid #dce6eb;border-radius:8px;min-width:0;padding:28px 32px}.case-study-content h3{color:#162d48;margin:10px 0 12px;font-size:23px;line-height:1.35}.case-study-content .case-content-intro{color:#536e87;font-size:14px;line-height:1.8}.case-study-content .case-content-source{color:#8a989a;overflow-wrap:anywhere;margin:-4px 0 16px;font-size:11px;line-height:1.6}.case-study-content .case-content-body{margin-top:20px}.case-study-content .case-content-body p{color:#405b74;font-size:13px;line-height:1.85}.case-study-content .case-checklist{margin-top:20px}.case-study-figures{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:22px;display:grid}.case-study-figures a{color:#526b82;background:#f5f9fa;border:1px solid #e0eaed;border-radius:5px;gap:7px;min-width:0;padding:8px;text-decoration:none;display:grid}.case-study-figures img{object-fit:contain;background:#fff;width:100%;height:150px}.case-study-figures span{text-overflow:ellipsis;white-space:nowrap;font-size:11px;line-height:1.4;overflow:hidden}.case-study-figures a:hover{background:#e9f5f6;border-color:#abd9dd}.case-study-attachments{background:#f6f9f8;border:1px solid #e1e9e6;border-radius:6px;padding:18px 20px}.case-study-attachments>p{color:#66777b;margin:8px 0 12px;font-size:12px;line-height:1.6}.case-attachment-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;display:grid}.case-attachment-list a{color:#526469;background:#fff;border:1px solid #e1e9e6;border-radius:4px;align-items:center;gap:8px;min-width:0;padding:9px 10px;text-decoration:none;display:flex}.case-attachment-list a:hover{color:#167e8a;background:#eef8f8;border-color:#abd9dd}.case-attachment-list svg{color:#278e86;flex:none}.case-attachment-list span{text-overflow:ellipsis;white-space:nowrap;min-width:0;font-size:12px;overflow:hidden}.case-attachment-list small{color:#80929b;flex:none;margin-left:auto;font-size:10px}.nozzle-case-study{gap:18px;display:grid}.nozzle-case-header{background:#eef5f6;border:1px solid #dce8e8;border-radius:8px;justify-content:space-between;align-items:flex-start;gap:20px;padding:30px 34px;display:flex}.nozzle-case-header h2{color:#162d48;margin:10px 0 8px;font-size:28px;line-height:1.25}.nozzle-case-header p{color:#61788d;margin:0;font-size:14px;line-height:1.7}.case-study-badge{color:#167e8a;background:#dff3f3;border-radius:999px;flex:none;padding:8px 12px;font-size:12px;font-weight:700}.nozzle-case-layout{grid-template-columns:205px minmax(0,1fr);align-items:start;gap:18px;display:grid}.nozzle-case-nav{background:#fff;border:1px solid #dce6eb;border-radius:8px;gap:3px;padding:10px;display:grid;position:sticky;top:18px}.nozzle-case-nav button{color:#526b82;text-align:left;background:0 0;border-radius:5px;min-height:42px;padding:8px 10px;font-size:13px;line-height:1.35}.nozzle-case-nav button:hover{color:#116d83;background:#f0f7f8}.nozzle-case-nav button.active{color:#0d6f86;background:#e2f2f4;font-weight:700}.nozzle-case-content{background:#fff;border:1px solid #dce6eb;border-radius:8px;min-width:0;min-height:500px;padding:34px 38px}.case-content-kicker{color:#16819a;letter-spacing:.13em;font:700 11px DM Mono,monospace}.nozzle-case-content h3{color:#162d48;margin:12px 0 13px;font-size:25px;line-height:1.35}.case-content-intro{color:#536e87;max-width:900px;margin:0;font-size:15px;line-height:1.85}.case-content-body{margin-top:23px}.case-content-body p{color:#405b74;margin:0 0 14px;font-size:14px;line-height:1.9}.case-formulas{background:#f3f7fa;border-left:3px solid #36a6b5;gap:7px;margin:22px 0;padding:16px 18px;display:grid;overflow-x:auto}.case-formulas code{color:#244a68;white-space:nowrap;font:14px/1.7 DM Mono,Consolas,monospace}.case-inline-figure{background:#f7fafb;border:1px solid #e0e9ed;border-radius:6px;margin:24px 0 0;padding:14px}.case-inline-figure img{object-fit:contain;background:#fff;width:100%;max-height:390px;display:block}.case-inline-figure figcaption{color:#647d91;margin-top:9px;font-size:12px;line-height:1.5}.case-checklist{background:#edf7f8;border-left:3px solid #2aa8b6;margin-top:24px;padding:16px 18px}.case-checklist strong{color:#126d7e;font-size:14px}.case-checklist ul{color:#405e76;margin:9px 0 0;padding-left:20px}.case-checklist li{margin:6px 0;font-size:14px;line-height:1.7}.case-inline-action,.nozzle-case-content>.experiment-layout{margin-top:24px}.nozzle-case-content>.experiment-layout .control-panel,.nozzle-case-content>.experiment-layout .chart-panel{padding:20px}.nozzle-attachments{background:#fff;border:1px solid #dce6eb;border-radius:8px;grid-template-columns:215px minmax(0,1fr);gap:20px;padding:24px 28px;display:grid}.nozzle-attachments h3{color:#203c57;margin:8px 0 5px;font-size:18px}.nozzle-attachments p{color:#61788d;margin:0;font-size:13px;line-height:1.65}.nozzle-download-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.nozzle-download{color:#45647d;background:#f4f8f9;border:1px solid #e2eaed;border-radius:5px;align-items:center;gap:8px;min-width:0;padding:10px 12px;font-size:13px;line-height:1.45;text-decoration:none;display:flex}.nozzle-download svg{color:#168b98;flex:none}.nozzle-download span{overflow-wrap:anywhere}.nozzle-download:hover{color:#116d83;background:#e7f4f5;border-color:#abd9dd}.course-switcher{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-bottom:14px;display:grid}.course-switcher button{color:#526469;text-align:left;background:#fff;border:1px solid #dde6e3;border-top:3px solid #0000;border-radius:7px;align-content:start;gap:7px;min-width:0;min-height:116px;padding:17px;transition:border-color .18s,background .18s,transform .18s;display:grid}.course-switcher button:hover{border-color:color-mix(in srgb, var(--course-accent) 55%, #dde6e3);transform:translateY(-2px)}.course-switcher button.active{color:var(--ink);background:color-mix(in srgb, var(--course-accent) 7%, #fff);border-color:color-mix(in srgb, var(--course-accent) 52%, #dde6e3);border-top-color:var(--course-accent)}.course-switcher span{color:var(--course-accent);font:500 11px DM Mono,monospace}.course-switcher strong{font-size:15px;line-height:1.45}.course-switcher small{color:#718285;font-size:12px}.course-detail{color:#fff;border-left:5px solid var(--course-accent);background:#18303d;border-radius:8px;grid-template-columns:minmax(0,1.3fr) minmax(280px,.7fr);gap:34px;margin-bottom:14px;padding:30px 32px;display:grid}.course-summary h2{letter-spacing:0;margin:10px 0 11px;font-size:28px}.course-summary p{color:#b9c8ce;max-width:720px;margin:0;font-size:14px;line-height:1.8}.course-audience{color:#d8e4e7;align-items:center;gap:9px;margin-top:19px;font-size:13px;display:flex}.course-audience svg{color:var(--course-accent)}.course-chapters{align-content:start;gap:8px;display:grid}.course-chapters>span{color:#8299a2;margin-bottom:3px}.course-chapters>div{background:#ffffff0f;border:1px solid #ffffff14;border-radius:5px;grid-template-columns:29px minmax(0,1fr);align-items:center;gap:10px;min-height:42px;padding:8px 10px;display:grid}.course-chapters>div span{color:var(--course-accent);font:500 11px DM Mono,monospace}.course-chapters>div strong{font-size:13px;line-height:1.5}.course-cases{padding:18px 16px}.course-config-note{color:#718285;margin:12px 3px 0;font-size:12px;line-height:1.7}.published-exercises{margin-bottom:18px;padding:22px 24px}.published-exercise-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:13px;margin-top:18px;display:grid}.published-exercise-grid article{background:#fbfdfc;border:1px solid #dfe8e5;border-left:4px solid #2bada4;border-radius:6px;min-width:0;padding:18px}.published-exercise-grid h3{color:#33464c;margin:10px 0 8px;font-size:16px}.published-exercise-grid p{color:#5d7075;white-space:pre-wrap;margin:0 0 12px;font-size:13px;line-height:1.75}.published-exercise-grid small{color:#7b8b8e;margin-top:12px;font-size:11px;display:block}.published-exercise-grid details{color:#435b60;background:#edf7f4;border-radius:4px;padding:10px 12px;font-size:13px;line-height:1.65}.published-exercise-grid summary{cursor:pointer;color:#247f78;font-weight:600}.published-exercise-grid details div{white-space:pre-wrap;margin-top:8px}.math-text{color:inherit;white-space:pre-wrap;line-height:1.75}.math-inline{white-space:normal}.math-display{white-space:normal;margin:10px 0;padding:8px 4px;display:block;overflow-x:auto}.exercise-question{color:#5d7075;margin:0 0 12px;font-size:14px}.exercise-inline-images{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:12px 0;display:grid}.exercise-inline-images button{cursor:zoom-in;background:#fff;border:1px solid #dce6e3;border-radius:5px;padding:0;overflow:hidden}.exercise-inline-images img{aspect-ratio:16/10;object-fit:contain;background:#f5f8f7;width:100%;display:block}.exercise-downloads{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.exercise-downloads a{color:#247f78;align-items:center;gap:6px;font-size:12px;text-decoration:none;display:inline-flex}.formula-hint{color:#65777b;font-size:12px}.formula-hint code{color:#216e68;background:#eaf3f1;border-radius:3px;padding:2px 5px}.exercise-preview{background:#f8fbfa;border:1px solid #dce7e3;border-radius:6px;padding:14px 16px}.exercise-preview h3{color:#33464c;margin:6px 0 10px;font-size:16px}.exercise-preview details{background:#edf7f4;border-radius:5px;margin-top:12px;padding:10px 12px}.asset-help{color:#718285;margin:8px 0 0;font-size:12px}.managed-asset-thumb{object-fit:contain;background:#fff;border:1px solid #dce6e3;border-radius:4px;flex:none;width:58px;height:44px}.exercise-chapter{color:#288078;margin:-2px 0 8px;font-size:12px;display:block}.exercise-thinking{color:#52696e;background:#f0f6f4;border-left:3px solid #76bdb5;gap:4px;margin:0 0 12px;padding:10px 12px;font-size:13px;line-height:1.65;display:grid}.exercise-thinking strong{color:#315b58;font-size:12px}.admin-editor-overlay{z-index:70;background:#14232a61;border:0;position:fixed;inset:0}.workflow-dialog-backdrop{z-index:90;background:#14232a61;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.workflow-dialog{background:#fff;border-radius:8px;width:min(460px,100%);max-height:90vh;padding:24px;overflow:auto;box-shadow:0 16px 48px #17303b33}.workflow-dialog h2{margin:0 0 12px;font-size:22px}.workflow-dialog p{overflow-wrap:anywhere}.workflow-dialog label{gap:8px;margin-top:20px;display:grid}.workflow-dialog textarea{width:100%;min-height:100px;font:inherit;border:1px solid #b8c9c5;border-radius:4px;padding:10px}.workflow-dialog-actions{justify-content:flex-end;gap:12px;margin-top:20px;display:flex}.admin-editor{z-index:71;background:#f7faf9;grid-template-rows:auto minmax(0,1fr) auto;width:min(760px,94vw);height:100vh;display:grid;position:fixed;top:0;right:0;box-shadow:-20px 0 55px #14232a33}.admin-editor-head{color:#fff;background:#18303d;justify-content:space-between;gap:18px;padding:22px 24px;display:flex}.admin-editor-head h2{margin:7px 0 4px;font-size:24px}.admin-editor-head small{color:#afc1c7}.admin-editor-head .icon-button{color:#fff}.admin-editor-body{padding:22px 24px 36px;overflow:auto}.admin-editor-footer{background:#fff;border-top:1px solid #dfe7e4;justify-content:space-between;align-items:center;gap:16px;padding:15px 24px;display:flex}.workflow-history{background:#fff;border:1px solid #dce6e3;border-radius:6px;margin-top:22px;padding:18px}.workflow-history-list{gap:9px;margin-top:14px;display:grid}.workflow-history-list article{background:#f5faf8;border-left:3px solid #2bada4;padding:11px 12px}.workflow-history-list article>div{flex-wrap:wrap;align-items:center;gap:9px;display:flex}.workflow-history-list strong{color:#1d5f5a;font-size:13px}.workflow-history-list article>div span,.workflow-history-list small{color:#718285;font-size:12px}.workflow-history-list p{color:#425b5e;white-space:pre-wrap;margin:7px 0 0;font-size:13px;line-height:1.55}.admin-editor-footer span{color:#718285;font-size:12px}.editor-form-grid{background:#fff;border:1px solid #e0e8e5;border-radius:7px;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:19px;display:grid}.editor-form-grid label,.asset-section-select{color:#5d7075;gap:7px;font-size:12px;font-weight:600;display:grid}.editor-form-grid input,.editor-form-grid textarea,.asset-section-select select,.case-section-editor input,.case-section-editor textarea{color:#33464c;width:100%;min-width:0;font:inherit;background:#fbfdfc;border:1px solid #dce6e3;border-radius:4px;outline:none;padding:10px 11px}.editor-form-grid input:focus,.editor-form-grid textarea:focus,.asset-section-select select:focus,.case-section-editor input:focus,.case-section-editor textarea:focus{border-color:#62bdb3;box-shadow:0 0 0 3px #2bada41a}.editor-wide{grid-column:1/-1}.editor-section-title{justify-content:space-between;align-items:flex-end;gap:15px;margin-bottom:14px;display:flex}.editor-section-title h3{color:#33464c;margin:6px 0 0;font-size:18px}.editor-section-title small,.editor-section-title>span{color:#718285;font-size:12px}.case-section-editor,.managed-assets{background:#fff;border:1px solid #e0e8e5;border-radius:7px;margin-top:18px;padding:19px}.course-structure-editor{background:#fff;border:1px solid #e0e8e5;border-radius:7px;gap:18px;margin-top:18px;padding:19px;display:grid}.compact-button{min-height:34px;padding:7px 10px;font-size:12px}.course-section-list{gap:8px;display:grid}.course-section-list>div{grid-template-columns:32px minmax(0,1fr) 34px;align-items:center;gap:9px;display:grid}.course-section-list>div>span{color:#278e86;background:#dff3ef;border-radius:50%;place-items:center;height:32px;font-size:11px;display:grid}.course-section-list input{color:#33464c;width:100%;min-width:0;font:inherit;background:#fbfdfc;border:1px solid #dce6e3;border-radius:4px;padding:10px 11px}.course-case-picker{border-top:1px solid #e5ece9;gap:10px;padding-top:16px;display:grid}.course-case-picker>strong{color:#40575b;font-size:13px}.course-case-picker>div{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.course-case-picker label{cursor:pointer;background:#f7faf9;border:1px solid #e3ebe8;border-radius:5px;grid-template-columns:18px minmax(0,1fr);align-items:center;gap:3px 8px;padding:10px;display:grid}.course-case-picker label input{accent-color:#2bada4;grid-row:1/3}.course-case-picker label span{color:#42595d;text-overflow:ellipsis;white-space:nowrap;min-width:0;font-size:13px;font-weight:600;overflow:hidden}.course-case-picker label small{color:#7a8b8e;font-size:11px}.case-section-editor{gap:12px;display:grid}.case-section-editor .editor-section-title{margin-bottom:2px}.case-section-editor article{background:#f7faf9;border:1px solid #e5ece9;border-radius:5px;padding:13px}.case-section-editor article>div{grid-template-columns:32px minmax(0,1fr);align-items:center;gap:9px;margin-bottom:9px;display:grid}.case-section-editor article>div span{color:#278e86;background:#dff3ef;border-radius:50%;place-items:center;height:32px;font-size:11px;display:grid}.case-section-editor textarea{resize:vertical;min-height:130px;line-height:1.7}.asset-section-select{max-width:260px;margin-bottom:10px}.editor-upload{width:max-content;position:relative;overflow:hidden}.editor-upload input,.upload-action input{opacity:0;width:1px;height:1px;position:absolute}.managed-asset-list{gap:8px;margin-top:13px;display:grid}.managed-asset-list>div{background:#f7faf9;border:1px solid #e5ece9;border-radius:5px;justify-content:space-between;align-items:center;gap:12px;min-width:0;padding:10px 12px;display:flex}.managed-asset-list>div>span{min-width:0}.managed-asset-list strong{text-overflow:ellipsis;color:#43585d;white-space:nowrap;font-size:13px;display:block;overflow:hidden}.managed-asset-list small{color:#7b8b8e;margin-top:4px;font-size:11px;display:block}.managed-asset-list>div>div{flex:none;gap:4px;display:flex}.managed-asset-list a{text-decoration:none}.dynamic-case-reader .case-content-body{white-space:normal}@media (width<=570px){.asset-section-heading{flex-direction:column;align-items:flex-start;gap:5px}.asset-count{white-space:normal}.case-drawer-wide{padding:22px 16px}.document-reader{padding:13px}.document-reader-heading{flex-direction:column}.docx-body .case-docx-wrapper>section.case-docx{width:100%!important;min-height:0!important;padding:20px 14px!important}.figure-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.figure-thumb{grid-template-rows:105px auto}.figure-thumb img{height:105px}}@media (width<=820px){.published-exercise-grid,.exercise-inline-images{grid-template-columns:1fr}.admin-editor{width:100vw}.editor-form-grid,.course-case-picker>div{grid-template-columns:1fr}.editor-wide{grid-column:auto}.course-switcher{grid-template-columns:repeat(2,minmax(0,1fr))}.course-detail{grid-template-columns:1fr;gap:24px}.case-study-layout{grid-template-columns:1fr}.case-study-nav{grid-template-columns:repeat(2,minmax(0,1fr));position:static}.case-study-content{padding:24px}.case-attachment-list{grid-template-columns:1fr}.nozzle-case-header{padding:24px}.nozzle-case-layout,.nozzle-attachments{grid-template-columns:1fr}.nozzle-case-nav{grid-template-columns:repeat(2,minmax(0,1fr));position:static}.nozzle-case-content{padding:26px 24px}.nozzle-download-grid{grid-template-columns:1fr}}@media (width<=570px){.admin-editor-head,.admin-editor-body,.admin-editor-footer{padding-left:16px;padding-right:16px}.admin-editor-footer{flex-direction:column;align-items:stretch}.admin-editor-footer .button{justify-content:center}.managed-asset-list>div{flex-direction:column;align-items:flex-start}.course-switcher{grid-template-columns:1fr}.course-switcher button{min-height:94px}.course-detail{padding:24px 20px}.course-summary h2{font-size:23px}.case-study-nav{grid-template-columns:1fr}.case-study-content{padding:20px 16px}.case-study-content h3{font-size:20px}.case-study-figures{grid-template-columns:1fr}.nozzle-case-header{padding:20px;display:block}.nozzle-case-header h2{font-size:24px}.nozzle-case-header p{font-size:13px}.case-study-badge{margin-top:15px;display:inline-block}.nozzle-case-nav{grid-template-columns:1fr}.nozzle-case-content{padding:21px 17px}.nozzle-case-content h3{font-size:21px}.case-content-intro,.case-content-body p,.case-checklist li{font-size:13px}.case-formulas code{font-size:12px}.nozzle-attachments{padding:20px 17px}}:root{--muted:#5f7078}body{font-size:15px;line-height:1.65}.sidebar-label,.section-kicker,.eyebrow,.brand-lockup span{font-size:11px}.nav-item{font-size:14px}.nav-item em{font-size:11px}.recent-list button,.help-row{font-size:13px}.version-row{font-size:10px}.breadcrumb{font-size:14px}.top-search input{font-size:13px}kbd{font-size:10px}.page-intro p{font-size:15px;line-height:1.8}.button,.text-button{font-size:13px}.panel-heading h2,.chart-heading h2{font-size:19px}.stat-copy span{font-size:13px}.stat-copy small{font-size:12px}.step-copy h3{font-size:15px}.step-copy p{color:#66777b;font-size:13px;line-height:1.65}.step-status,.status-chip{font-size:11px}.featured-body h3{font-size:15px}.featured-body p{color:#66777b;font-size:13px}.case-table-head{font-size:12px}.case-row{font-size:13px}.case-title small{font-size:11px}.level-pill,.status-text{font-size:12px}.experiment-tabs strong{font-size:15px}.experiment-tabs small,.chart-heading p{color:#66777b;font-size:13px}.range-field strong{font-size:14px}.range-field output{font-size:15px}.range-field output small{font-size:12px}.result-strip span{color:#66777b;font-size:12px}.result-strip strong{font-size:18px}.result-strip small{font-size:11px}.model-note{font-size:13px;line-height:1.65}.model-note small{color:#718285;font-size:12px}.legend{color:#66777b;font-size:12px}.chart-hint{color:#66777b}.marker-text{font-size:11px}.x-label{color:#718285;font-size:12px}.insight{color:#66777b;font-size:13px;line-height:1.65}.insight strong{color:#526469}.tooltip-text{font-size:11px}.filter-title,select,.empty-state span{font-size:13px}.resource-count,.template-badge{font-size:12px}.library-card h2{font-size:20px}.library-card p,.library-link{font-size:13px}.library-note h2{font-size:16px}.library-note p{font-size:13px;line-height:1.65}.template-heading h2{font-size:20px}.template-heading p,.template-meta label span,.template-meta input,.exercise-fields input,.inline-title{font-size:13px}.chapter-heading h2{font-size:16px}.chapter-goal{color:#66777b;font-size:13px;line-height:1.7}.exercise-type,.exercise-row strong,.exercise-row small{font-size:12px}.requirements-panel,.requirements-panel p{font-size:13px}.requirement-item strong{font-size:14px}.requirement-item p{color:#66777b;font-size:13px;line-height:1.65}.case-drawer h2{font-size:26px}.drawer-description{color:#66777b;font-size:14px;line-height:1.8}.tag-list span{font-size:12px}.material-list strong,.material-file strong{font-size:13px}.material-list small,.material-file small{color:#66777b;font-size:12px}.drawer-note,.drawer-boundary{font-size:13px;line-height:1.7}.document-reader-heading h3{font-size:18px}.document-reader-heading p,.document-state{font-size:14px}.asset-helper,.asset-state{font-size:13px}.asset-count{font-size:12px}.asset-group h3{font-size:15px}.material-preview-button strong{font-size:13px}.material-preview-button small{color:#66777b;font-size:12px}.figure-thumb span,.case-study-figures span{font-size:12px}.case-study-content h3{font-size:25px}.case-study-content .case-content-intro{font-size:15px}.case-study-content .case-content-source{color:#718285;font-size:12px}.case-study-content .case-content-body p{font-size:15px;line-height:1.95}.case-study-attachments>p,.case-attachment-list a,.case-attachment-list span{font-size:13px}.case-attachment-list small{font-size:11px}.nozzle-case-header h2{font-size:30px}.nozzle-case-header p{font-size:15px}.case-study-badge{font-size:13px}.nozzle-case-nav button,.case-study-nav button{font-size:14px}.case-content-kicker{font-size:11px}.nozzle-case-content h3{font-size:27px}.case-content-intro{font-size:16px;line-height:1.9}.case-content-body p{font-size:15px;line-height:1.95}.case-formulas code{font-size:15px}.case-inline-figure figcaption{font-size:13px}.case-checklist strong,.case-checklist li{font-size:15px}.nozzle-attachments h3{font-size:20px}.nozzle-attachments p,.nozzle-download{font-size:14px}@media (width<=570px){.page-intro h1{font-size:29px}.page-intro p{font-size:14px}.welcome-banner h1{font-size:31px}.welcome-banner p{font-size:14px}.panel-heading h2,.chart-heading h2{font-size:18px}.stat-copy span{font-size:12px}.step-copy h3{font-size:14px}.step-copy p,.featured-body p{font-size:12px}.experiment-tabs strong{font-size:14px}.experiment-tabs small,.chart-heading p{font-size:12px}.range-field strong{font-size:13px}.legend,.x-label{font-size:11px}.insight{font-size:12px}.library-card h2{font-size:19px}.library-card p,.library-link,.library-note p{font-size:13px}.case-study-content h3{font-size:22px}.case-study-content .case-content-intro,.case-study-content .case-content-body p{font-size:14px}.nozzle-case-header h2{font-size:26px}.nozzle-case-header p{font-size:14px}.nozzle-case-content h3{font-size:23px}.case-content-intro,.case-content-body p,.case-checklist li{font-size:14px}.case-formulas code{font-size:13px}}