@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_AMS-Regular.BQhdFMY1.woff2)format("woff2"),url(/_astro/KaTeX_AMS-Regular.DMm9YOAa.woff)format("woff"),url(/_astro/KaTeX_AMS-Regular.DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Caligraphic-Bold.Dq_IR9rO.woff2)format("woff2"),url(/_astro/KaTeX_Caligraphic-Bold.BEiXGLvX.woff)format("woff"),url(/_astro/KaTeX_Caligraphic-Bold.ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Caligraphic-Regular.Di6jR-x-.woff2)format("woff2"),url(/_astro/KaTeX_Caligraphic-Regular.CTRA-rTL.woff)format("woff"),url(/_astro/KaTeX_Caligraphic-Regular.wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Fraktur-Bold.CL6g_b3V.woff2)format("woff2"),url(/_astro/KaTeX_Fraktur-Bold.BsDP51OF.woff)format("woff"),url(/_astro/KaTeX_Fraktur-Bold.BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Fraktur-Regular.CTYiF6lA.woff2)format("woff2"),url(/_astro/KaTeX_Fraktur-Regular.Dxdc4cR9.woff)format("woff"),url(/_astro/KaTeX_Fraktur-Regular.CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_Main-Bold.Cx986IdX.woff2)format("woff2"),url(/_astro/KaTeX_Main-Bold.Jm3AIy58.woff)format("woff"),url(/_astro/KaTeX_Main-Bold.waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/_astro/KaTeX_Main-BoldItalic.DxDJ3AOS.woff2)format("woff2"),url(/_astro/KaTeX_Main-BoldItalic.SpSLRI95.woff)format("woff"),url(/_astro/KaTeX_Main-BoldItalic.DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_Main-Italic.NWA7e6Wa.woff2)format("woff2"),url(/_astro/KaTeX_Main-Italic.BMLOBm91.woff)format("woff"),url(/_astro/KaTeX_Main-Italic.3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Main-Regular.B22Nviop.woff2)format("woff2"),url(/_astro/KaTeX_Main-Regular.Dr94JaBh.woff)format("woff"),url(/_astro/KaTeX_Main-Regular.ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/_astro/KaTeX_Math-BoldItalic.CZnvNsCZ.woff2)format("woff2"),url(/_astro/KaTeX_Math-BoldItalic.iY-2wyZ7.woff)format("woff"),url(/_astro/KaTeX_Math-BoldItalic.B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_Math-Italic.t53AETM-.woff2)format("woff2"),url(/_astro/KaTeX_Math-Italic.DA0__PXp.woff)format("woff"),url(/_astro/KaTeX_Math-Italic.flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/_astro/KaTeX_SansSerif-Bold.D1sUS0GD.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Bold.DbIhKOiC.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Bold.CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/_astro/KaTeX_SansSerif-Italic.C3H0VqGB.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Italic.DN2j7dab.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Italic.YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_SansSerif-Regular.DDBCnlJ7.woff2)format("woff2"),url(/_astro/KaTeX_SansSerif-Regular.CS6fqUqJ.woff)format("woff"),url(/_astro/KaTeX_SansSerif-Regular.BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Script-Regular.D3wIWfF6.woff2)format("woff2"),url(/_astro/KaTeX_Script-Regular.D5yQViql.woff)format("woff"),url(/_astro/KaTeX_Script-Regular.C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size1-Regular.mCD8mA8B.woff2)format("woff2"),url(/_astro/KaTeX_Size1-Regular.C195tn64.woff)format("woff"),url(/_astro/KaTeX_Size1-Regular.Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size2-Regular.Dy4dx90m.woff2)format("woff2"),url(/_astro/KaTeX_Size2-Regular.oD1tc_U0.woff)format("woff"),url(/_astro/KaTeX_Size2-Regular.B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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)format("woff2"),url(/_astro/KaTeX_Size3-Regular.CTq5MqoE.woff)format("woff"),url(/_astro/KaTeX_Size3-Regular.DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Size4-Regular.Dl5lxZxV.woff2)format("woff2"),url(/_astro/KaTeX_Size4-Regular.BF-4gkZK.woff)format("woff"),url(/_astro/KaTeX_Size4-Regular.DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/_astro/KaTeX_Typewriter-Regular.CO6r4hn1.woff2)format("woff2"),url(/_astro/KaTeX_Typewriter-Regular.C0xS9mPB.woff)format("woff"),url(/_astro/KaTeX_Typewriter-Regular.D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.18.4"}.katex .katex-mathml{-webkit-clip-path:inset(50%);clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.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 .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{--canvas:#fff;--surface:#fff;--soft:#f5f7f9;--ink:#0b0d12;--muted:#5c6672;--border:#e6eaef;--tint:#eaf6fe;--tint-fg:#0b66b5;--success-bg:#e9f7ef;--success-fg:#1f6f43;--primary:#1479d4;--sky:#5fc6f7;--deep:#0b66b5;--success:#3fa669;--gold:#f5a524;--danger:#e35d6a;--streak:#ff9600;--tone-1:#b8a8db;--tone-2:#9ebfd2;--tone-3:#d6aa96;--tone-4:#9fc4a9;--accent:var(--primary);--focus-edge:var(--accent);--focus-ring:0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);--gutter:clamp(18px, 5.5vw, 28px);--focus-pop:1.04}html[data-dolphin-theme=dark]{--canvas:#000;--surface:#101317;--soft:#181c21;--ink:#fff;--muted:#98a2ad;--border:#23272c;--tint:#5fc6f729;--tint-fg:#5fc6f7;--success-bg:#3fa6692e;--success-fg:#6fd49b}body{background:var(--canvas);color:var(--ink);-webkit-font-smoothing:antialiased;font-family:Manrope,system-ui,sans-serif}.lap-root{background:var(--canvas);height:100dvh;min-height:100dvh;color:var(--ink);flex-direction:column;display:flex;overflow:hidden}.lap-root:has(.dl-takeover--gen) .lap-topbar{display:none}.lap-topbar{border-bottom:1px solid var(--border);flex:0 0 64px;align-items:center;gap:16px;height:64px;padding:0 22px;display:flex;position:relative}.lap-topbar-brand{cursor:pointer;background:0 0;border:none;align-items:center;gap:10px;padding:0;font-family:inherit;display:flex}.lap-topbar-brand img{width:32px;height:32px;display:block}.lap-topbar-brand span{color:var(--ink);letter-spacing:-.02em;font-size:19px;font-weight:800}.lap-topbar-tabs{white-space:nowrap;align-items:center;gap:6px;display:flex;position:absolute;left:50%;transform:translate(-50%)}.lap-tab{border:1.5px solid var(--border);height:38px;color:var(--muted);cursor:pointer;background:0 0;border-radius:999px;align-items:center;gap:8px;padding:0 16px;font-family:inherit;font-size:13.5px;font-weight:700;transition:background .16s,color .16s;display:inline-flex}.lap-tab:hover{background:var(--soft);color:var(--ink)}.lap-tab.is-active{border-color:var(--ink);background:var(--ink);color:var(--canvas);font-weight:800}.lap-tab-dot{border-radius:999px;flex:none;width:9px;height:9px}.lap-tab--add{border-style:dashed;justify-content:center;width:38px;padding:0;font-size:17px;font-weight:800}.lap-tab--add:hover{border-color:var(--sky);color:var(--primary);background:0 0}.lap-tab--add.is-active{border-style:solid;border-color:var(--ink);background:var(--ink);color:var(--canvas)}.lap-topbar-right{align-items:center;gap:10px;margin-left:auto;display:flex}.lap-avatar{background:linear-gradient(135deg, var(--sky), var(--primary));color:#fff;cursor:pointer;border:none;border-radius:999px;place-items:center;width:34px;height:34px;padding:0;font-family:inherit;font-size:13px;font-weight:800;display:grid}.lap-iconbtn{border:1.5px solid var(--border);width:34px;height:34px;color:var(--muted);cursor:pointer;background:0 0;border-radius:999px;justify-content:center;align-items:center;padding:0;transition:background .16s,color .16s;display:inline-flex}.lap-iconbtn:hover{background:var(--soft);color:var(--ink)}.lap-iconbtn.is-active{border-color:var(--ink);background:var(--ink);color:var(--canvas)}.lap-streak{display:flex;position:relative}.lap-streak-btn{border:none;gap:5px;width:auto;padding:0 8px;font-family:inherit;font-size:13px;font-weight:800}.lap-streak-btn.is-lit,.lap-streak-btn.is-lit:hover,.lap-streak-btn.is-lit.is-active{color:var(--streak)}.lap-streak-btn.is-active{background:var(--soft);color:var(--ink)}.lap-streak-pop{z-index:20;background:var(--ink);width:264px;color:var(--canvas);border-radius:16px;flex-direction:column;gap:8px;padding:12px;display:flex;position:absolute;top:calc(100% + 10px);right:0;box-shadow:0 8px 26px #0b0d1238}.lap-streak-pop:before{content:"";width:100%;height:12px;position:absolute;top:-12px;right:0}.lap-streak-head{justify-content:space-between;align-items:center;display:flex}.lap-streak-month{font-size:13px;font-weight:800}.lap-streak-nav{width:26px;height:26px;color:color-mix(in srgb, var(--canvas) 65%, transparent);cursor:pointer;background:0 0;border:none;border-radius:999px;padding:0;font-size:16px;line-height:1}.lap-streak-nav:hover:not(:disabled){background:color-mix(in srgb, var(--canvas) 14%, transparent);color:var(--canvas)}.lap-streak-nav:disabled{opacity:.3;cursor:default}.lap-streak-grid{grid-template-columns:repeat(7,1fr);justify-items:center;row-gap:3px;display:grid}.lap-streak-wd{letter-spacing:.06em;color:color-mix(in srgb, var(--canvas) 55%, transparent);padding-bottom:2px;font-size:10px;font-weight:800}.lap-streak-day{width:29px;height:29px;color:var(--canvas);cursor:default;border-radius:999px;place-items:center;font-size:12px;font-weight:700;display:grid}.dl-tt:hover .lap-streak-day:not(.is-active):not(.is-chain){background:color-mix(in srgb, var(--canvas) 14%, transparent)}.lap-streak-day.is-active{background:color-mix(in srgb, var(--streak) 26%, transparent);color:var(--streak);font-weight:800}.lap-streak-day.is-chain{background:var(--streak);color:#fff}.lap-streak-day.is-today{box-shadow:inset 0 0 0 1.5px var(--canvas)}.lap-streak-day.is-today.is-chain{box-shadow:none}.lap-streak-day.is-future{color:var(--canvas);opacity:.35}.dl-tt-tip:has(.lap-streak-tipbody){background:var(--canvas);color:var(--ink);border:1px solid var(--border)}.lap-streak-tipbody{flex-direction:column;gap:3px;display:flex}.lap-streak-tipdate{letter-spacing:.05em;text-transform:uppercase;opacity:.72;font-size:10.5px;font-weight:800}.lap-streak-tipline{align-items:center;gap:7px;font-weight:600;display:flex}.lap-streak-tipline svg{opacity:.85;flex:none}.lap-streak-tipnone{opacity:.72}.lap-account{display:flex;position:relative}.lap-account-menu{z-index:20;border:1.5px solid var(--border);background:var(--surface);min-width:270px;box-shadow:0 2px 0 var(--border);border-radius:16px;flex-direction:column;gap:10px;padding:12px;display:none;position:absolute;top:calc(100% + 10px);right:0}.lap-account-menu.is-open{display:flex}.lap-account-name{letter-spacing:.06em;color:var(--muted);text-overflow:ellipsis;white-space:nowrap;padding:0 2px;font-size:12px;font-weight:800;overflow:hidden}.lap-school{border:1.5px solid var(--border);border-radius:12px;flex-direction:column;gap:8px;padding:10px 12px;display:flex}.lap-school-label{letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-size:10.5px;font-weight:800}.lap-school-current{align-items:center;gap:8px;display:flex}.lap-school-name{min-width:0;color:var(--ink);flex:1;font-size:13px;font-weight:800;line-height:1.35}.lap-school-change{color:var(--primary);cursor:pointer;text-align:left;background:0 0;border:none;flex:none;padding:4px 0;font-family:inherit;font-size:12.5px;font-weight:800}.lap-school-change:hover{color:var(--deep)}.lap-school-input{border:1.5px solid var(--border);background:var(--canvas);height:38px;color:var(--ink);border-radius:10px;outline:none;padding:0 12px;font-family:inherit;font-size:13px;font-weight:600}.lap-school-input:focus{border-color:var(--sky);box-shadow:var(--focus-ring)}.lap-school-results{flex-direction:column;max-height:190px;display:flex;overflow-y:auto}.lap-school-result{color:var(--ink);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:8px;padding:7px 8px;font-family:inherit;font-size:12.5px;font-weight:700;display:flex}.lap-school-result-name{flex:1;min-width:0}.lap-school-badge{background:var(--tint);color:var(--tint-fg);letter-spacing:.06em;text-transform:uppercase;border-radius:999px;flex:none;padding:1px 8px;font-size:10px;font-weight:800}.lap-school-result:hover{background:var(--soft)}.lap-school-hint{color:var(--muted);font-size:11.5px;line-height:1.4}.lap-school-hint--error{color:var(--danger)}.lap-theme-row{border:1.5px solid var(--border);border-radius:999px;gap:4px;padding:4px;display:flex}.lap-theme-opt{height:30px;color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:999px;flex:1;font-family:inherit;font-size:12.5px;font-weight:700;transition:background .16s,color .16s}.lap-theme-opt:hover{background:var(--soft);color:var(--ink)}.lap-theme-opt.is-active{background:var(--ink);color:var(--canvas);font-weight:800}.lap-account-item{border:1.5px solid var(--border);background:var(--canvas);height:40px;color:var(--ink);cursor:pointer;border-radius:12px;font-family:inherit;font-size:13.5px;font-weight:800;transition:background .16s}.lap-account-item:hover{background:var(--soft)}.lap-button{border:1.5px solid var(--deep);background:var(--primary);color:#fff;height:44px;box-shadow:0 2px 0 var(--deep);cursor:pointer;border-radius:12px;padding:0 22px;font-family:inherit;font-size:14px;font-weight:800;transition:transform .16s,box-shadow .16s}.lap-button:hover:not(:disabled){box-shadow:0 3px 0 var(--deep);transform:translateY(-1px)}.lap-button:active:not(:disabled){box-shadow:0 0 0 var(--deep);transform:translateY(1px)}.lap-button:disabled{opacity:.45;cursor:default}.lap-button--pill{border-radius:999px;height:36px;padding:0 18px;font-size:13px}.lap-error{color:var(--danger);margin:8px 0 0;font-size:13.5px;font-weight:700}.lap-signin{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:10px;padding:40px 24px;display:flex}.lap-signin-wordmark{color:var(--primary);font-family:VAG Rundschrift,Manrope,sans-serif;font-size:34px}.lap-signin h1{letter-spacing:-.03em;margin:6px 0 0;font-size:40px;font-weight:800;line-height:1.05}.lap-signin-sub{color:var(--muted);margin:4px 0 18px;font-size:15px}.lap-signin-form{flex-direction:column;gap:10px;width:min(320px,100%);display:flex}.lap-signin-form input{border:1.5px solid var(--border);background:var(--surface);height:46px;color:var(--ink);border-radius:12px;outline:none;padding:0 16px;font-family:inherit;font-size:14px;font-weight:600;transition:border-color .16s,box-shadow .16s}.lap-signin-form input::placeholder{color:var(--muted);font-weight:500}.lap-signin-form input:focus{border-color:var(--sky);box-shadow:var(--focus-ring)}.lap-social-button{border:1.5px solid var(--border);background:var(--surface);height:46px;color:var(--ink);box-shadow:0 2px 0 var(--border);cursor:pointer;border-radius:12px;justify-content:center;align-items:center;gap:10px;padding:0 18px;font-family:inherit;font-size:14px;font-weight:800;transition:transform .16s;display:inline-flex}.lap-social-button:hover:not(:disabled){transform:translateY(-1px)}.lap-social-button:disabled{opacity:.55;cursor:default}.lap-signin-or{width:min(320px,100%);margin:6px 0}.lap-or-import{align-items:center;gap:10px;display:flex}.lap-or-import:before,.lap-or-import:after{content:"";background:var(--border);flex:1;height:1.5px}.lap-or-import span{letter-spacing:.08em;color:var(--muted);font-size:11px;font-weight:800}.lap-onboarding{flex-direction:column;flex:1;align-items:center;padding:26px 24px 60px;display:flex}.lap-onboarding-top{align-items:center;gap:14px;width:min(440px,100%);display:flex}.lap-onboarding-back-spacer{flex:none;width:26px}.lap-onboarding-progress{background:var(--soft);border-radius:999px;flex:1;height:8px;overflow:hidden}.lap-onboarding-progress span{border-radius:inherit;background:linear-gradient(90deg, var(--primary), var(--sky));height:100%;transition:width .26s;display:block}.lap-onboarding-step{transform-origin:50% 40%;flex-direction:column;align-items:center;gap:24px;width:min(440px,100%);margin:auto 0;animation:.26s ease-out lap-zoom-in;display:flex}.lap-onboarding-step h1{letter-spacing:-.02em;color:var(--ink);text-align:center;margin:0;font-size:26px;font-weight:800}.lap-onboarding-sub{color:var(--muted);text-align:center;margin:-8px 0 0;font-size:15px}.lap-onboarding-options{flex-direction:column;gap:10px;width:100%;display:flex}.lap-onboarding-option{border:1.5px solid var(--border);background:var(--surface);min-height:52px;color:var(--ink);text-align:left;cursor:pointer;box-shadow:0 2px 0 var(--border);border-radius:14px;align-items:center;gap:10px;padding:0 18px;font-family:inherit;font-size:14.5px;font-weight:700;transition:transform .16s,border-color .16s;display:flex}.lap-onboarding-option:hover{border-color:var(--sky);transform:translateY(-1px)}.lap-onboarding-option.is-selected{border-color:var(--primary);background:var(--tint);color:var(--tint-fg)}.lap-ask{flex-direction:column;flex:1;justify-content:center;align-items:center;gap:22px;padding:34px 24px 76px;display:flex}.lap-ask-title{letter-spacing:-.02em;color:var(--ink);text-align:center;margin:0;font-size:32px;font-weight:800}.lap-course-composer{flex-direction:column;gap:12px;width:min(100%,570px);display:flex}.lap-learning-modes{grid-template-columns:1fr 1fr;gap:10px;display:grid}.lap-learning-modes button{border:1.5px solid var(--border);background:var(--canvas);height:44px;color:var(--muted);cursor:pointer;border-radius:999px;font:800 13px/1 inherit;transition:background .16s,color .16s,border-color .16s}.lap-learning-modes button:hover{border-color:var(--ink);color:var(--ink)}.lap-learning-modes button.is-active{border-color:var(--ink);background:var(--ink);color:var(--canvas)}.lap-composer-section{flex-direction:column;gap:8px;display:flex}.lap-course-code{grid-template-columns:1.25fr 1fr;gap:10px;display:grid}.lap-course-code input{border:1.5px solid var(--border);background:var(--canvas);min-width:0;height:50px;color:var(--ink);border-radius:12px;outline:none;padding:0 16px;font-family:inherit;font-size:13.5px;font-weight:800;transition:border-color .16s,box-shadow .16s}.lap-course-code input::placeholder{color:var(--muted);font-weight:700}.lap-course-code input:focus{border-color:var(--sky);box-shadow:var(--focus-ring)}.lap-door-hint{color:var(--muted);font-size:12.5px;line-height:1.5;display:block}.lap-door-hint a{color:var(--primary);font-weight:700;text-decoration:none}.lap-door-hint a:hover{color:var(--deep)}.lap-door-hint--error{color:var(--danger);font-weight:700}.lap-select{border:1.5px solid var(--border);background-color:var(--canvas);min-width:0;height:50px;color:var(--ink);cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='13' height='13' viewBox='0 0 24 24' fill='none' stroke='%235c6672' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-position:right 12px center;background-repeat:no-repeat;border-radius:12px;outline:none;padding:0 34px 0 14px;font-family:inherit;font-size:13.5px;font-weight:800;transition:border-color .16s,box-shadow .16s}.lap-select:focus{border-color:var(--sky);box-shadow:var(--focus-ring)}.lap-select:disabled{opacity:.5;cursor:default}.lap-anything-prompt{border:1.5px solid var(--border);background:var(--surface);border-radius:20px;flex-direction:column;min-height:154px;padding:18px 18px 14px;transition:border-color .16s,box-shadow .16s;display:flex}.lap-anything-prompt:focus-within{border-color:var(--sky);box-shadow:var(--focus-ring)}.lap-anything-prompt textarea{resize:none;width:100%;min-height:76px;color:var(--ink);background:0 0;border:none;outline:none;flex:1;font-family:inherit;font-size:17px;font-weight:650;line-height:1.45}.lap-anything-prompt textarea::placeholder{color:var(--muted);font-weight:500}.lap-prompt-actions{gap:8px;display:flex}.lap-prompt-actions button{border:1px solid var(--border);background:var(--soft);height:36px;color:var(--ink);cursor:pointer;border-radius:999px;align-items:center;gap:8px;padding:0 12px;font-family:inherit;font-size:12px;font-weight:800;display:flex}.lap-prompt-actions button:hover{border-color:var(--sky);color:var(--primary)}.lap-action-icon{width:15px;height:15px;color:var(--primary);place-items:center;display:inline-grid}.lap-action-icon svg{width:15px;height:15px}.lap-file-input{display:none}.lap-youtube-input,.lap-study-details,.lap-target-date input{border:1.5px solid var(--border);background:var(--canvas);width:100%;color:var(--ink);border-radius:12px;outline:none;font:600 13.5px/1.45 inherit;transition:border-color .16s,box-shadow .16s}.lap-youtube-input:focus,.lap-study-details:focus,.lap-target-date input:focus{border-color:var(--sky);box-shadow:var(--focus-ring)}.lap-youtube-input{height:48px;padding:0 14px}.lap-upload-drop{border:1.5px dashed var(--border);background:var(--canvas);min-height:116px;color:var(--ink);cursor:pointer;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;gap:4px;font-family:inherit;display:flex}.lap-upload-drop:hover{border-color:var(--sky);background:var(--tint)}.lap-upload-drop strong{font-size:13px}.lap-upload-drop span{color:var(--muted);font-size:12px}.lap-upload-drop em{color:var(--primary);font-size:12px;font-style:normal;font-weight:800}.lap-study-details{resize:vertical;min-height:84px;padding:13px 14px}.lap-target-date{color:var(--muted);grid-template-columns:auto 1fr;align-items:center;gap:12px;font-size:12px;font-weight:750;display:grid}.lap-target-date input{height:46px;padding:0 14px}.lap-dive-button{background:var(--primary);color:#fff;cursor:pointer;min-width:104px;height:48px;box-shadow:0 3px 0 var(--deep);border:none;border-radius:999px;align-self:center;padding:0 24px;font:800 14px/1 inherit}.lap-dive-button:disabled{opacity:.42;cursor:default;box-shadow:none}.lap-import-note{color:var(--muted);min-height:18px;margin:0;font-size:12.5px}@media (width<=680px){.lap-ask{justify-content:flex-start;padding-top:72px}.lap-ask-title{font-size:28px}.lap-learning-modes,.lap-course-code,.lap-target-date{grid-template-columns:1fr}}.lap-map-heading{padding:28px 40px 0}.lap-map-heading h1{letter-spacing:-.02em;color:var(--ink);margin:0;font-size:26px;font-weight:800}.lap-map-stage{flex:1;min-height:0;display:flex;position:relative}.lap-map-field{flex:1;min-width:0;margin:8px 24px 24px;position:relative}.lap-map-level{animation:.32s cubic-bezier(.22,.9,.32,1) lap-zoom-in;position:absolute;inset:0}.lap-map-level--out{animation:.32s cubic-bezier(.22,.9,.32,1) lap-zoom-out}@keyframes lap-zoom-in{0%{opacity:0;transform:scale(.45)}to{opacity:1;transform:scale(1)}}@keyframes lap-zoom-out{0%{opacity:0;transform:scale(1.45)}to{opacity:1;transform:scale(1)}}.lap-map-edges{width:100%;height:100%;position:absolute;inset:0}.lap-node{cursor:pointer;touch-action:none;-webkit-user-select:none;user-select:none;background:0 0;border:none;flex-direction:column;align-items:center;gap:6px;padding:0;font-family:inherit;transition:transform .16s;display:flex;position:absolute;transform:translate(-50%,-50%)}.lap-node:hover{transform:translate(-50%,-50%)scale(1.08)}.lap-node:focus-visible{outline:none}.lap-node:focus-visible .lap-node-ring{box-shadow:0 3px 0 var(--border), var(--focus-ring)}.lap-node--static{cursor:default}.lap-node--static:hover{transform:translate(-50%,-50%)}.lap-node-ring{box-shadow:0 3px 0 var(--border);border-radius:999px;transition:box-shadow .16s;position:relative}.lap-node:hover .lap-node-ring{box-shadow:0 6px 18px #0000002e}.lap-node-core{border:2.5px solid var(--canvas);color:#fff;border-radius:999px;place-items:center;width:100%;height:100%;font-weight:800;display:grid}.lap-node-sats{pointer-events:none;opacity:.66;width:0;height:0;position:absolute;top:50%;left:50%;overflow:visible}.lap-node-sats-stems{position:absolute;top:-180px;left:-180px;overflow:visible}.lap-node-sat{flex-direction:column;align-items:center;gap:3px;display:flex;position:absolute;transform:translate(-50%,-50%)}.lap-node-sat-ball{color:#fff;border:2px solid var(--canvas);border-radius:999px;place-items:center;width:28px;height:28px;display:grid}.lap-node-sat-name{max-width:92px;color:var(--muted);text-align:center;-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:9.5px;font-weight:800;line-height:1.15;display:-webkit-box;overflow:hidden}.lap-node-badge{background:var(--canvas);border:1.5px solid var(--border);width:24px;height:24px;box-shadow:0 1.5px 0 var(--border);border-radius:999px;place-items:center;display:grid;position:absolute;top:-2px;right:-2px}.lap-node-label{text-align:center;max-width:150px}.lap-node-name{color:var(--ink);font-size:12.5px;font-weight:800;line-height:1.25;display:block}.lap-node--center .lap-node-name{font-size:14px}.lap-node-pill{color:#fff;border-radius:999px;margin-top:3px;padding:2px 9px;font-size:11px;font-weight:800;display:inline-flex}.lap-node--new .lap-node-dashed{border:2px dashed var(--sky);background:var(--canvas);width:58px;height:58px;color:var(--primary);border-radius:999px;place-items:center;font-size:24px;font-weight:800;transition:box-shadow .16s;display:grid}.lap-node--new .lap-node-name{color:var(--muted);font-size:12px}.lap-crumbchip{z-index:2;border:1.5px solid var(--border);background:var(--surface);height:42px;box-shadow:0 2px 0 var(--border);white-space:nowrap;border-radius:999px;align-items:center;gap:8px;max-width:calc(100% - 48px);padding:0 18px 0 12px;display:flex;position:absolute;top:20px;left:24px;overflow:hidden}.lap-crumbchip-back{width:26px;height:26px;color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:999px;flex:none;place-items:center;padding:0;display:grid}.lap-crumbchip-back:hover{background:var(--soft);color:var(--ink)}.lap-crumb{color:var(--muted);cursor:pointer;text-overflow:ellipsis;background:0 0;border:none;max-width:180px;padding:0;font-family:inherit;font-size:13px;font-weight:700;overflow:hidden}.lap-crumb:hover{color:var(--ink)}.lap-crumb-sep{color:var(--border);font-size:12px}.lap-crumb--current{color:var(--ink);cursor:default;align-items:center;gap:7px;font-weight:800;display:inline-flex}.lap-crumb-dot{border-radius:999px;flex:none;width:9px;height:9px}.lap-fill-status{z-index:2;background:var(--tint);height:34px;color:var(--tint-fg);border-radius:999px;align-items:center;gap:7px;padding:0 14px;font-size:12.5px;font-weight:800;display:inline-flex;position:absolute;top:20px;right:24px}.lap-fill-status--failed{border:1.5px solid var(--danger);color:var(--danger);background:0 0}.lap-map-hint{text-align:center;color:var(--muted);margin:0;padding:0 0 14px;font-size:12px}.lap-map-loading{color:var(--muted);font-size:14px;font-weight:700;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.lap-feed-empty{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:10px;padding:24px;display:flex}.lap-feed-dot{border-radius:999px;width:14px;height:14px;margin-bottom:6px}.lap-feed-empty h2{letter-spacing:-.02em;color:var(--ink);margin:0;font-size:26px;font-weight:800}.lap-feed-empty p{color:var(--muted);max-width:380px;margin:0 0 8px;font-size:15px;line-height:1.6}.lap-button--ghost{height:44px;color:var(--primary);cursor:pointer;background:0 0;border:none;border-radius:12px;padding:0 18px;font-family:inherit;font-size:14px;font-weight:800;transition:background .16s}.lap-button--ghost:hover{background:var(--tint)}.lap-feedq{flex:1;justify-content:center;align-items:center;min-height:0;padding:24px;display:flex;position:relative}.lap-feedq--center{flex-direction:column}.lap-feedq-loading{text-align:center;flex-direction:column;align-items:center;gap:14px;display:flex}.lap-feedq-card{flex-direction:column;gap:30px;width:min(880px,100%);animation:.28s cubic-bezier(.22,.9,.32,1) lap-feedq-in;display:flex}@keyframes lap-feedq-in{0%{opacity:0;transform:translateY(26px)}to{opacity:1;transform:translateY(0)}}.lap-feedq-context{align-items:center;gap:10px;min-width:0;display:flex}.lap-feedq-dot{border-radius:999px;flex:none;width:32px;height:32px}.lap-feedq-course{color:var(--ink);white-space:nowrap;font-size:14px;font-weight:800}.lap-feedq-topic{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:700;overflow:hidden}.lap-feedq-badge{letter-spacing:.04em;text-transform:uppercase;text-overflow:ellipsis;white-space:nowrap;border:1.5px solid;border-radius:999px;flex:none;max-width:40%;margin-left:auto;padding:2px 10px;font-size:11px;font-weight:800;overflow:hidden}.lap-feedq-stem{letter-spacing:-.01em;color:var(--ink);font-size:30px;font-weight:800;line-height:1.4}.lap-feedq-options{grid-template-columns:1fr 1fr;gap:14px;display:grid}.lap-feedq-option{border:1.5px solid var(--border);background:var(--surface);min-height:68px;color:var(--ink);text-align:left;cursor:pointer;box-shadow:0 2px 0 var(--border);border-radius:14px;align-items:center;gap:14px;padding:14px 22px;font-family:inherit;font-size:16px;font-weight:700;transition:border-color .16s,transform .16s;display:flex}.lap-feedq-option b{color:var(--muted);font-weight:800}.lap-feedq-option:hover:not(:disabled){border-color:var(--option-hover,var(--sky));transform:translateY(-1px)}.lap-feedq-option:disabled{cursor:default}.lap-feedq-option.is-correct{border-color:var(--success);background:var(--success-bg);color:var(--success-fg)}.lap-feedq-option.is-correct b{color:var(--success-fg)}.lap-feedq-option.is-wrong{border-color:var(--danger);color:var(--danger)}.lap-feedq-option.is-wrong b{color:var(--danger)}.lap-feedq-after{flex-direction:column;gap:14px;display:flex}.lap-feedq-explain{color:var(--muted);margin:0;font-size:14px;line-height:1.6}.lap-feedq-actions{align-items:center;gap:12px;display:flex}.lap-feedq-actions .lap-button{color:#fff}.lap-feedq-nice{border-radius:999px;align-items:center;gap:8px;height:38px;padding:0 18px;font-size:13.5px;font-weight:800;display:inline-flex}.lap-feedq-pager{flex-direction:column;align-items:center;gap:16px;display:flex;position:absolute;top:50%;right:34px;transform:translateY(-50%)}.lap-feedq-pagerbtn{border:1.5px solid var(--border);width:42px;height:42px;color:var(--muted);cursor:pointer;background:0 0;border-radius:999px;place-items:center;padding:0;transition:background .16s,color .16s;display:grid}.lap-feedq-pagerbtn:hover:not(:disabled){background:var(--soft);color:var(--ink)}.lap-feedq-pagerbtn:disabled{color:var(--border);cursor:default}.lap-feedq-dots{flex-direction:column;align-items:center;gap:6px;display:flex}.lap-feedq-dots span{background:var(--border);border-radius:999px;width:6px;height:6px}.lap-feedq-dots span.is-current{height:18px}.lap-feedq-writing{font-size:12px;font-weight:800;animation:1.4s ease-in-out infinite lap-writing-pulse;position:absolute;bottom:20px;left:50%;transform:translate(-50%)}@keyframes lap-writing-pulse{0%,to{opacity:.4}50%{opacity:1}}.lap-lesson{flex-direction:column;flex:1;min-height:0;display:flex}.lap-lesson-bottom{flex:none;align-items:center;gap:18px;padding:12px 110px 22px;display:flex}.lap-lesson-progress{flex:1;gap:8px;display:flex}.lap-lesson-progress span{border-radius:999px;flex:1;height:7px}.lap-lesson-stage{flex:1;justify-content:center;min-height:0;display:flex;position:relative;overflow:hidden}.lap-lesson-page{flex-direction:column;width:min(840px,100% - 160px);padding:24px 0 60px;animation:.26s ease-out lap-lesson-in;display:flex;overflow-y:auto}.lap-lesson-inner{flex-direction:column;gap:16px;margin:auto 0;display:flex}@keyframes lap-lesson-in{0%{opacity:0;transform:translate(26px)}to{opacity:1;transform:translate(0)}}.lap-lesson-page h2{letter-spacing:-.02em;color:var(--ink);margin:0;font-size:30px;font-weight:800}.lap-lesson-page p{color:var(--ink);white-space:pre-line;margin:0;font-size:15px;line-height:1.65}.lap-lesson-example{border:1.5px solid var(--border);background:var(--surface);color:var(--ink);white-space:pre-line;border-radius:16px;padding:20px 24px;font-family:Georgia,serif;font-size:17px;font-weight:700;line-height:1.6}.lap-lesson-answer{font-family:inherit;font-size:15px;font-weight:600}.lap-feedq-dots span.is-lesson{border-radius:3px}.lap-lesson-pager{border:1.5px solid var(--border);background:var(--surface);width:46px;height:46px;color:var(--muted);cursor:pointer;border-radius:999px;flex:none;place-items:center;padding:0;transition:background .16s,color .16s,transform .16s;display:grid}.lap-lesson-pager:hover:not(:disabled){background:var(--soft);color:var(--ink)}.lap-lesson-pager:disabled{color:var(--border);cursor:default}.lap-lesson-pager--next:hover{background:unset;transform:translateY(1px)}.lap-math-display{text-align:center;margin:6px 0;display:block;overflow-x:auto}.lap-kp-panel{border-left:1px solid var(--border);background:var(--surface);flex:0 0 400px;max-width:400px;padding:24px 24px 40px;overflow-y:auto}.lap-eyebrow{letter-spacing:.1em;color:var(--muted);text-transform:uppercase;font-size:12px;font-weight:800;display:block}.lap-kp-panel-head{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.lap-kp-panel-head h3{color:var(--ink);margin:6px 0 0;font-size:18px;font-weight:700}.lap-kp-objective{color:var(--muted);margin:8px 0 0;font-size:13.5px;line-height:1.55}.lap-close{border:1.5px solid var(--border);width:30px;height:30px;color:var(--muted);cursor:pointer;background:0 0;border-radius:999px;flex:none;place-items:center;padding:0;font-size:16px;display:grid}.lap-close:hover{background:var(--soft);color:var(--ink)}.lap-kp-empty{color:var(--muted);margin-top:20px;font-size:13.5px}.lap-kp-list{flex-direction:column;gap:12px;margin:20px 0 0;padding:0;list-style:none;display:flex}.lap-kp-list li{border:1.5px solid var(--border);background:var(--canvas);border-radius:16px;padding:14px 16px}.lap-kp-row-head{align-items:center;gap:10px;display:flex}.lap-kp-step{color:#fff;border-radius:999px;flex:none;place-items:center;width:26px;height:26px;font-size:12.5px;font-weight:800;display:grid}.lap-kp-name{color:var(--ink);font-size:14px;font-weight:800;line-height:1.3}.lap-kp-role{letter-spacing:.06em;text-transform:uppercase;border:1.5px solid var(--border);color:var(--muted);border-radius:999px;flex:none;margin-left:auto;padding:2px 9px;font-size:10px;font-weight:800}.lap-kp-role--core{border-color:var(--sky);background:var(--tint);color:var(--tint-fg)}.lap-kp-row-objective{color:var(--ink);margin:8px 0 0;font-size:13px;line-height:1.55}.lap-kp-taskshape,.lap-kp-misconception{color:var(--muted);margin:6px 0 0;font-size:12.5px;line-height:1.55}.lap-kp-taskshape strong{color:var(--ink)}.lap-kp-misconception strong{color:var(--danger)}.lap-generating{flex:1;justify-content:center;align-items:center;padding:24px;display:flex}.lap-generating-card{border:1.5px solid var(--border);background:var(--surface);text-align:center;border-radius:20px;width:min(430px,100%);padding:30px 34px 26px}.lap-generating-mascot{width:52px;height:52px;animation:2.2s ease-in-out infinite lap-bob}@keyframes lap-bob{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.lap-generating-card h2{letter-spacing:-.01em;color:var(--ink);margin:12px 0 18px;font-size:18px;font-weight:800}.lap-generating-card ol{text-align:left;flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.lap-generating-card li{color:var(--muted);align-items:center;gap:10px;font-size:13.5px;font-weight:700;display:flex}.lap-generating-card li:before{content:"";border:2px solid var(--border);box-sizing:border-box;border-radius:999px;flex:none;width:18px;height:18px}.lap-generating-card li.is-active{color:var(--ink)}.lap-generating-card li.is-active:before{border-color:var(--primary);background:var(--tint);animation:1.4s ease-in-out infinite lap-pulse}@keyframes lap-pulse{0%,to{box-shadow:0 0 #1479d459}50%{box-shadow:0 0 0 5px #1479d400}}.lap-generating-card li.is-done{color:var(--muted)}.lap-generating-card li.is-done:before{border-color:var(--primary);background:var(--primary)}.lap-generating-hint{color:var(--muted);margin:18px 0 0;font-size:12.5px;line-height:1.55}.lap-generating-actions{justify-content:center;padding-bottom:40px;display:flex}@media (width<=980px){.lap-doors{grid-template-columns:minmax(0,440px)}.lap-doors-divider{display:none}.lap-topbar-tabs{margin-left:4px;position:static;overflow-x:auto;transform:none}.lap-kp-panel{z-index:3;border-left:none;flex:none;max-width:none;position:absolute;inset:0}}@media (width<=720px){.dl-lblock{--focus-pop:1}.lap-root{height:100dvh;min-height:100dvh;overflow:hidden}.lap-topbar{--bar-pad-l:max(var(--gutter), env(safe-area-inset-left));--bar-pad-r:max(var(--gutter), env(safe-area-inset-right));height:auto;padding:10px var(--bar-pad-r) 0 var(--bar-pad-l);flex-wrap:wrap;flex:none;gap:10px}.lap-topbar-brand img{width:28px;height:28px}.lap-topbar-brand span{font-size:17px}.lap-topbar-tabs{box-sizing:content-box;margin-left:0;margin-inline:calc(-1 * var(--bar-pad-l)) calc(-1 * var(--bar-pad-r));padding:4px var(--bar-pad-r) 8px var(--bar-pad-l);flex:0 0 100%;order:3}.lap-tabs-nav{display:none}.lap-topbar-tabs .lap-tabs-scroll{justify-content:flex-start}.lap-tab{max-width:52vw;height:34px;padding:0 13px;font-size:13px}.lap-tab--add{width:34px;padding:0}.lap-topbar-right{gap:8px}.lap-map-field{margin:6px calc(var(--gutter) * .5) 4px}.lap-node{gap:4px}.lap-node-label{max-width:96px}.lap-node-name{background:color-mix(in srgb, var(--canvas) 84%, transparent);border-radius:6px;padding:1px 4px;font-size:10.5px;line-height:1.18}.lap-node--center .lap-node-name{font-size:12.5px}.lap-node-pill{max-width:104px;padding:1px 7px;font-size:10px}.lap-signin{scrollbar-width:none;padding:32px var(--gutter);justify-content:safe center;overflow-y:auto}.lap-signin::-webkit-scrollbar{display:none}.lap-signin h1{font-size:32px}.lap-onboarding{--ob-title:clamp(19px, 2.7vh, 22px);--ob-why:clamp(11.5px, 1.55vh, 12.5px);--ob-row-min:clamp(44px, 6vh, 50px);--ob-row-pad:clamp(7px, 1.05vh, 9px);--ob-row-label:clamp(13px, 1.7vh, 14px);--ob-row-sub:clamp(11px, 1.45vh, 12px);--ob-row-gap:clamp(6px, 1.05vh, 9px);--ob-step-gap:clamp(14px, 2.3vh, 20px)}.lap-onboarding .dl-doc .lap-ob-step h2{font-size:var(--ob-title)}.lap-onboarding-why{font-size:var(--ob-why);margin-top:calc(-1 * var(--ob-step-gap) + 6px)}.lap-onboarding-option{min-height:var(--ob-row-min);padding:var(--ob-row-pad) 15px;font-size:var(--ob-row-label);border-radius:12px;gap:2px 11px}.lap-onboarding-option-sub{font-size:var(--ob-row-sub)}.lap-onboarding-options{gap:var(--ob-row-gap)}.lap-ob-step{gap:var(--ob-step-gap)}.lap-ob-step--create .dl-create h1{font-size:clamp(21px,2.9vh,25px)}.lap-school-input,.lap-input,.lap-signin-form input{font-size:16px}}@media (width<=720px) and (height<=479px){.lap-topbar{flex-wrap:nowrap;flex:0 0 56px;height:56px;padding-top:0}.lap-topbar-tabs{flex:1 1 0;order:0;margin-inline:0;padding:0}}.lap-tab-name{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}@media (prefers-reduced-motion:reduce){.lap-map-level,.lap-map-level--out,.lap-generating-mascot,.lap-generating-card li.is-active:before{animation:none}.lap-node,.lap-button,.lap-tab{transition:none}}:root{--tint-again:#fbe4e6;--tint-again-fg:#a8353f;--tint-shaky:#fdf0d9;--tint-shaky-fg:#8a5b12;--tint-gotit:#ddf3e4;--tint-gotit-fg:#1f6f43;--tint-lesson:#e8f4fd;--tint-lesson-fg:#0b66b5;--edge-lesson:#b6d9f4;--tint-cards:#f3ecfb;--tint-cards-fg:#6b3fa0;--edge-cards:#d7c6ef;--tint-quiz:#e4f5ef;--tint-quiz-fg:#14705a;--edge-quiz:#b2e0d0;--tint-qset:#fdf0d9;--tint-qset-fg:#8a5b12;--edge-qset:#f0d9a8}html[data-dolphin-theme=dark]{--tint-again:#e35d6a33;--tint-again-fg:#f0919a;--tint-shaky:#f5a52433;--tint-shaky-fg:#f2bd63;--tint-gotit:#3fa66938;--tint-gotit-fg:#6fd49b;--tint-lesson:#1479d42e;--tint-lesson-fg:#6fbaf5;--edge-lesson:#6fbaf566;--tint-cards:#8b5cd833;--tint-cards-fg:#c0a3ee;--edge-cards:#c0a3ee66;--tint-quiz:#14b08c2e;--tint-quiz-fg:#62d5b6;--edge-quiz:#62d5b666;--tint-qset:#f5a5242e;--tint-qset-fg:#f2bd63;--edge-qset:#f2bd6366}.lap-root{--accent:var(--primary)}.lap-root--bounded{height:100dvh}.dl-eyebrow{letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 10px;font-size:12px}.dl-sub{color:var(--muted);margin:6px 0 26px;line-height:1.5}.dl-primary{background:var(--accent);color:#fff;font:inherit;cursor:pointer;border:0;border-radius:999px;padding:clamp(13px,1vw,17px) clamp(26px,2vw,36px);font-size:clamp(15px,1.05vw,18px);font-weight:700}.dl-primary:hover{background:color-mix(in srgb, var(--accent) 82%, #000)}.dl-primary:disabled{opacity:.4;cursor:not-allowed}.dl-ghost{border:1px solid var(--border);color:var(--muted);font:inherit;cursor:pointer;background:0 0;border-radius:999px;padding:11px 22px;font-weight:600}.dl-ghost:hover{color:var(--ink);background:var(--soft)}.dl-danger{background:var(--danger);color:#fff;font:inherit;cursor:pointer;border:0;border-radius:999px;padding:13px 26px;font-weight:700}.dl-danger:hover{background:color-mix(in srgb, var(--danger) 82%, #000)}.dl-danger:disabled{opacity:.4;cursor:not-allowed}.dl-error{color:var(--danger);margin:12px 0 0;font-size:13.5px}.dl-create{flex-direction:column;flex:1;gap:0;width:100%;max-width:clamp(620px,44vw,900px);margin:0 auto;padding:clamp(24px,2.2vw,40px) clamp(24px,2.2vw,40px) clamp(48px,4vw,72px);display:flex}.dl-create h1{letter-spacing:-.015em;margin:auto 0 clamp(18px,1.5vw,30px);font-size:clamp(32px,2.5vw,46px)}.dl-create form{flex-direction:column;gap:clamp(22px,2vw,34px);margin-bottom:auto;display:flex}.dl-create-set{flex-direction:column;gap:9px;display:flex}.dl-create-set--drops{gap:8px}.dl-create input[type=text],.dl-create input[type=date],.dl-create textarea{border:1px solid var(--border);background:var(--surface);width:100%;color:var(--ink);font:inherit;border-radius:14px;padding:clamp(13px,1vw,18px) clamp(16px,1.2vw,22px);font-size:clamp(15px,1.05vw,19px)}.dl-create input.dl-create-dept{text-transform:uppercase}.dl-create input.dl-create-dept::placeholder{text-transform:none}.dl-create input[type=text]:focus,.dl-create input[type=date]:focus,.dl-create textarea:focus,.dl-sheet textarea.dl-sheet-guidance:focus{border-color:var(--focus-edge);box-shadow:var(--focus-ring);outline:none}.dl-create input[type=text],.dl-create input[type=date],.dl-create textarea,.dl-sheet textarea.dl-sheet-guidance{transition:border-color .16s,box-shadow .16s}.dl-create textarea{resize:vertical;min-height:clamp(170px,13vw,230px);line-height:1.6}.dl-create-at{align-items:center;gap:8px;padding:0 clamp(4px,.4vw,8px);font-size:clamp(12.5px,.9vw,16px);display:flex}.dl-create-at>svg{color:var(--muted);flex:none}.dl-create-at-name{color:var(--ink);text-overflow:ellipsis;white-space:nowrap;font-weight:650;overflow:hidden}.dl-create-at-note{color:var(--muted);flex:none;margin-left:auto;font-size:clamp(11.5px,.82vw,14px)}.dl-create-at.is-blank{visibility:hidden}.dl-create-way-out{cursor:pointer;font:inherit;color:var(--muted);text-underline-offset:3px;background:0 0;border:0;align-self:center;margin-top:-1px;padding:2px 4px;font-size:clamp(12.5px,.9vw,15px);font-weight:650;text-decoration:underline}.dl-create-way-out:hover{color:var(--accent)}.dl-create-idrow{gap:10px;display:flex}.dl-create-idrow input:first-child{flex:3}.dl-create-idrow input:last-child{flex:2}.dl-create-dropzone{border:1.5px dashed var(--border);background:var(--surface);color:var(--muted);text-align:center;cursor:pointer;border-radius:14px;flex-direction:column;align-items:center;gap:4px;padding:clamp(30px,2.6vw,48px) 18px;transition:border-color .15s,background .15s;display:flex}.dl-create-dropzone:hover{border-color:var(--accent)}.dl-create-dropzone.is-over{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 8%, var(--surface))}.dl-create-dropzone strong{color:var(--ink);font-size:clamp(14.5px,1.05vw,19px)}.dl-create-dropzone span{font-size:clamp(12.5px,.9vw,16px);line-height:1.5}.dl-create-dropzone-browse{color:var(--accent);margin-top:4px;font-weight:700}.dl-create-syllabus,.dl-create-dropzone.is-compact{border:1.5px dashed var(--border);background:var(--surface);color:var(--muted);text-align:left;cursor:pointer;border-radius:14px;flex-direction:row;align-items:center;gap:10px;padding:clamp(11px,.95vw,16px) clamp(13px,1.1vw,18px);transition:border-color .15s,background .15s;display:flex}.dl-create-syllabus{border-color:color-mix(in srgb, var(--ink) 26%, var(--border))}.dl-create-syllabus:hover,.dl-create-syllabus.is-over,.dl-create-dropzone.is-compact:hover,.dl-create-dropzone.is-compact.is-over{border-color:color-mix(in srgb, var(--ink) 55%, var(--border));background:var(--soft)}.dl-create-syllabus>svg,.dl-create-dropzone.is-compact>svg{color:var(--muted);flex:none}.dl-create-syllabus>svg{color:var(--ink)}.dl-create-syllabus strong,.dl-create-dropzone.is-compact strong{color:var(--muted);font-size:clamp(13.5px,.98vw,17px);font-weight:650}.dl-create-syllabus strong{color:var(--ink);font-weight:750}.dl-create-syllabus>.dl-create-dropzone-browse,.dl-create-dropzone.is-compact>.dl-create-dropzone-browse{color:var(--muted);margin:0 0 0 auto;font-size:clamp(12px,.86vw,15px)}.dl-create-syllabus:hover>.dl-create-dropzone-browse,.dl-create-dropzone.is-compact:hover>.dl-create-dropzone-browse{color:var(--accent)}.dl-create-syllabus.is-in{border-style:solid;border-color:var(--success);background:var(--success-bg);color:var(--success-fg);cursor:default}.dl-create-syllabus.is-in>svg{color:var(--success-fg)}.dl-create-syllabus-got{flex-direction:column;min-width:0;display:flex}.dl-create-syllabus.is-in strong{color:var(--success-fg)}.dl-create-syllabus-name{text-overflow:ellipsis;white-space:nowrap;color:var(--success-fg);opacity:.85;font-size:clamp(12px,.85vw,15px);overflow:hidden}.dl-create-syllabus.is-in .dl-create-file-size{color:var(--success-fg);opacity:.8}.dl-create-syllabus-swap{cursor:pointer;color:var(--success-fg);font:inherit;text-underline-offset:3px;background:0 0;border:0;flex:none;padding:2px 4px;font-size:clamp(12.5px,.9vw,15px);font-weight:700;text-decoration:underline}.dl-create-syllabus-clear{cursor:pointer;color:var(--success-fg);background:0 0;border:0;flex:none;padding:2px 4px;font-size:16px;line-height:1}.dl-create-syllabus-clear:hover{color:var(--danger)}.dl-create-files{flex-direction:column;gap:6px;margin:0;padding:0;list-style:none;display:flex}.dl-create-files li{border:1px solid var(--border);background:var(--surface);border-radius:10px;align-items:center;gap:10px;padding:clamp(8px,.7vw,13px) clamp(12px,1vw,18px);font-size:clamp(13px,.95vw,17px);font-weight:600;display:flex}.dl-create-file-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.dl-create-file-size{color:var(--muted);flex:none;margin-left:auto;font-size:clamp(12px,.9vw,15px)}.dl-create-files button{color:var(--muted);cursor:pointer;background:0 0;border:0;flex:none;padding:2px 4px;font-size:16px;line-height:1}.dl-create-files button:hover{color:var(--danger)}.dl-create-refused{color:var(--danger);flex-direction:column;gap:4px;margin:0;padding:0;font-size:clamp(12.5px,.9vw,16px);line-height:1.5;list-style:none;display:flex}.dl-create-hint{color:var(--muted);text-align:center;margin:0;font-size:clamp(12.5px,.9vw,16px);line-height:1.55}.dl-create .dl-wait-actions{justify-content:center;margin-top:0}.dl-wait{flex:1;place-items:center;padding:40px 24px;display:grid}.dl-wait-card{text-align:center;flex-direction:column;align-items:center;gap:14px;max-width:460px;display:flex}.dl-wait-card img{width:76px;height:76px;animation:2.6s ease-in-out infinite dl-bob}@keyframes dl-bob{0%,to{transform:translateY(0)}50%{transform:translateY(-9px)}}.dl-wait-card h2{letter-spacing:-.015em;text-wrap:balance;margin:0;font-size:24px}.dl-wait-sub{color:var(--muted);margin:0;font-size:14px;line-height:1.6}.dl-wait-stream{width:100%;max-height:108px;color:var(--muted);text-align:left;word-break:break-all;flex-direction:column;justify-content:flex-end;font:11px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace;display:flex;overflow:hidden;mask-image:linear-gradient(#0000,#000 40%)}.dl-wait-actions{gap:10px;margin-top:8px;display:flex}.dl-select{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;width:100%;max-width:860px;margin:0 auto;padding:24px;display:flex}.dl-create,.dl-select,.dl-finished,.dl-wait{scrollbar-width:none;overflow-y:auto}.dl-create::-webkit-scrollbar,.dl-select::-webkit-scrollbar,.dl-finished::-webkit-scrollbar,.dl-wait::-webkit-scrollbar{display:none}.dl-select{justify-content:safe center}.dl-select-title{letter-spacing:-.015em;margin:0 0 30px;font-size:clamp(26px,2.4vw,32px);font-weight:800}.dl-rows{--row-icon:clamp(34px, 8vh, 46px);--row-pad:clamp(5px, 1.8vh, 10px);--row-gap:clamp(4px, 1.8vh, 10px);--row-h:calc(var(--row-icon) + 2 * var(--row-pad));row-gap:var(--row-gap);width:min(clamp(460px,42vw,560px),100%);min-height:calc(4 * var(--row-h) + 3 * var(--row-gap));grid-template-columns:auto minmax(0,1fr) auto auto;align-content:start;align-items:center;display:grid}.dl-row{grid-template-columns:subgrid;padding:var(--row-pad) 16px var(--row-pad) var(--row-pad);color:var(--ink);font:inherit;cursor:pointer;text-align:left;background:0 0;border:0;border-radius:999px;grid-column:1/-1;align-items:center;column-gap:13px;transition:background .14s;display:grid}.dl-row:hover{background:color-mix(in srgb, var(--accent) 10%, transparent)}.dl-select-title{animation:.44s cubic-bezier(.32,.72,.25,1) both dl-title-in}.dl-row{animation:.42s cubic-bezier(.32,.72,.25,1) both dl-row-rise;animation-delay:calc((var(--i,0) + 1) * 55ms)}@keyframes dl-title-in{0%{opacity:0;transform:translate(-26px)}to{opacity:1;transform:translate(0)}}@keyframes dl-row-rise{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.dl-select-title,.dl-row{animation:none}}.dl-feed-held{row-gap:6px;margin:18px auto 0;display:grid}.dl-feed-held-row{color:var(--muted);justify-content:center;align-items:center;gap:8px;margin:0;font-size:13px;display:flex}.dl-feed-held-dot{opacity:.8;border-radius:50%;flex:none;width:8px;height:8px}.dl-tint-lesson{--tile:var(--tint-lesson);--tile-fg:var(--tint-lesson-fg);--tile-edge:var(--edge-lesson)}.dl-tint-flashcards{--tile:var(--tint-cards);--tile-fg:var(--tint-cards-fg);--tile-edge:var(--edge-cards)}.dl-tint-quiz{--tile:var(--tint-quiz);--tile-fg:var(--tint-quiz-fg);--tile-edge:var(--edge-quiz)}.dl-tint-question_set{--tile:var(--tint-qset);--tile-fg:var(--tint-qset-fg);--tile-edge:var(--edge-qset)}.dl-row-icon{width:var(--row-icon);height:var(--row-icon);background:color-mix(in srgb, var(--accent) 15%, transparent);color:var(--accent);border-radius:50%;flex:none;place-items:center;display:grid}.dl-row-title{letter-spacing:-.01em;white-space:nowrap;text-overflow:ellipsis;font-size:16.5px;font-weight:700;overflow:hidden}.dl-row-policy{color:var(--accent);display:inline-flex}.dl-row-xp{letter-spacing:.03em;color:var(--accent);justify-self:end;font:800 15px/1.4 Manrope,system-ui,sans-serif}.dl-tt{display:inline-flex}.dl-tt-tip{z-index:200;background:var(--ink);width:max-content;max-width:200px;color:var(--canvas);letter-spacing:0;text-transform:none;text-align:left;white-space:normal;pointer-events:none;border-radius:10px;padding:9px 13px;font:600 13px/1.5 Manrope,system-ui,sans-serif;display:block;box-shadow:0 8px 26px #0b0d1238}.dl-tt-tip--wide{max-width:280px}.dl-tt-tip .dl-progress-pop{box-shadow:none;min-width:240px;max-width:none;color:inherit;background:0 0;border:0;padding:2px 0}.dl-tt-tip .dl-progress-row em,.dl-tt-tip .dl-progress-none{color:#ffffffb8}html[data-dolphin-theme=dark] .dl-tt-tip .dl-progress-row em,html[data-dolphin-theme=dark] .dl-tt-tip .dl-progress-none{color:#0b0d1299}.dl-tt-tip .dl-progress-bar{background:color-mix(in srgb, var(--canvas) 22%, transparent)}.dl-mstone-tipbody{gap:6px;min-width:180px;display:grid}.dl-mstone-tipbody .dl-rail-bar{background:color-mix(in srgb, var(--canvas) 22%, transparent)}.dl-mstone-tipnote{color:#ffffffb8}html[data-dolphin-theme=dark] .dl-mstone-tipnote{color:#0b0d1299}.dl-finished{text-align:center;max-width:460px;margin:0 auto;padding:90px 24px}.dl-finished h2{margin:14px 0 8px;font-size:28px}.dl-finished p{color:var(--muted);line-height:1.65}.dl-finished-glyph{font-size:44px}.dl-sweep{flex-direction:column;flex:1;min-height:0;display:flex;overflow:hidden}.dl-sweep-in{flex-direction:column;flex:1;min-height:0;animation:.4s cubic-bezier(.32,.72,.25,1) dl-sweep-in;display:flex}@keyframes dl-sweep-in{0%{transform:translateY(100%)}to{transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.dl-sweep-in{animation:none}}.dl-takeover{background:var(--canvas);min-height:0;color:var(--ink);flex-direction:column;flex:1;display:flex;position:relative}.dl-takeover--focus{z-index:30;position:fixed;inset:0}.dl-lesson-chrome{z-index:6;pointer-events:none;flex-direction:row;align-items:center;gap:12px;padding:18px 30px 0;display:flex;position:absolute;top:0;left:0;right:0}.dl-lesson-chrome .dl-lesson-segbar{flex:1;min-width:0}.dl-lesson-segbar{background:color-mix(in srgb, var(--border) 70%, transparent);border-radius:3px;width:100%;height:5px;display:block;overflow:hidden}.dl-lesson-segbar i{background:var(--accent);border-radius:3px;height:100%;transition:width .35s;display:block}.dl-lockin{pointer-events:auto;width:34px;height:34px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:10px;place-items:center;padding:0;transition:color .14s,background .14s;display:grid}.dl-lockin:hover{color:var(--ink);background:var(--soft)}.dl-stepper{z-index:5;gap:8px;display:grid;position:absolute;top:50%;right:14px;transform:translateY(-50%)}.dl-stepper button{border:1px solid var(--border);background:var(--surface);width:38px;height:38px;color:var(--muted);cursor:pointer;border-radius:50%;place-items:center;padding:0;display:grid}.dl-stepper button:hover:enabled{border-color:var(--accent);color:var(--accent)}.dl-stepper button:disabled{opacity:.3;cursor:default}.dl-head{border-bottom:1px solid var(--border);flex:none;align-items:center;gap:14px;padding:16px 22px;display:flex}.dl-exit{color:var(--muted);cursor:pointer;background:0 0;border:0;font-size:18px}.dl-bar{background:var(--border);border-radius:3px;flex:1;height:5px;overflow:hidden}.dl-bar span{background:var(--accent);border-radius:3px;height:100%;transition:width .12s linear;display:block}.dl-bar--seg{background:0 0;gap:5px;display:flex;overflow:visible}.dl-bar--seg i{background:var(--border);border-radius:3px;flex:1;height:100%;transition:background .2s}.dl-bar--seg i.is-done{background:var(--accent)}.dl-headmeta{color:var(--muted);font:11px/1 ui-monospace,SFMono-Regular,Menlo,monospace}.dl-count{font-variant-numeric:tabular-nums}.dl-scroll{scrollbar-width:none;flex:1;overflow-y:auto}.dl-scroll::-webkit-scrollbar{display:none}.dl-center{flex:1;place-items:center;display:grid;overflow-y:auto}.dl-doc{max-width:62ch;margin:0 auto;padding:44px 26px 150px}.dl-doc h2{letter-spacing:-.015em;text-wrap:balance;margin:6px 0;font-size:29px}.dl-doc section{margin-top:34px}.dl-doc h3{margin:0 0 12px;font-size:18px}.dl-doc section p,.dl-doc .dl-prose p{margin:0 0 14px;line-height:1.75}.dl-endcap{border-top:1px solid var(--border);margin-top:52px;padding-top:28px}.dl-endnote{color:var(--muted);margin:0 0 18px;font-size:14px}.dl-endnote-dim{opacity:.65}.dl-endnote-next{color:var(--muted);opacity:.85;margin:-10px 0 18px;font-size:13px}.dl-lesson-scroll .dl-doc{--doc-runway:18vh;max-width:680px;padding-top:var(--doc-runway);padding-bottom:58vh}.dl-lesson-scroll .dl-doc:not(:has(.dl-lblock~.dl-lblock)) .dl-lblock-head{margin-top:calc(-1 * var(--doc-runway));min-height:var(--scroller-h,100svh);flex-direction:column;justify-content:center;display:flex}.dl-lesson-scroll--wheel .dl-doc{padding-bottom:60vh}.dl-diagwait{text-align:center;flex-direction:column;align-items:center;gap:8px;max-width:460px;margin-left:auto;margin-right:auto;padding:26px 0 8px;display:flex}.dl-diagwait-title{margin:0;font-size:17px;font-weight:600;animation:2.2s ease-in-out infinite dl-diagwait-breathe}@keyframes dl-diagwait-breathe{0%,to{opacity:.9}50%{opacity:.45}}.dl-diagwait-sub{color:var(--muted);margin:0;font-size:13.5px;line-height:1.6}.dl-diagwait .dl-wait-stream{max-height:76px;margin-top:10px}.dl-diagwait-actions{gap:10px;margin-top:12px;display:flex}.dl-lblock{opacity:.34;transform-origin:50%;margin:0 0 64px;scroll-margin-top:84px;transition:opacity .25s,transform .2s}.dl-lblock.is-focus{opacity:1}.dl-lblock h3{margin-top:0}.dl-opener-go{margin-top:34px}.dl-opener-go .dl-primary{padding:12px 30px;font-size:15px}.dl-lesson-scroll .dl-doc h2{font-size:36px}.dl-lesson-scroll .dl-doc h3{margin-bottom:14px;font-size:22px}.dl-lesson-scroll .dl-doc section p,.dl-lesson-scroll .dl-doc .dl-prose p{margin:0 0 16px;font-size:16.5px;line-height:1.8}.dl-doc .dl-prose code,.dl-solution code{background:var(--soft);border-radius:6px;padding:1px 6px;font-size:.9em}.dl-prose strong,.dl-solution strong{color:var(--accent)}.dl-stem .dl-prose strong{color:inherit;font-weight:inherit}.dl-doc .katex-display{scrollbar-width:none;padding-bottom:2px;overflow:auto hidden}.dl-doc .katex-display::-webkit-scrollbar{display:none}.dl-tablewrap{margin:0 0 16px;overflow-x:auto}.dl-table{border-collapse:collapse;min-width:60%;font-size:15px}.dl-table th,.dl-table td{text-align:left;border-bottom:1px solid var(--border);white-space:nowrap;padding:8px 14px}.dl-table th{letter-spacing:.05em;text-transform:uppercase;color:var(--muted);font:700 11.5px/1.4 Manrope,system-ui,sans-serif}.dl-syllabus{margin-top:24px}.dl-syllabus-label{letter-spacing:.07em;text-transform:uppercase;color:var(--muted);margin:0 0 10px;font:700 11px/1 Manrope,system-ui,sans-serif}.dl-syllabus ol{gap:9px;margin:0;padding:0;list-style:none;display:grid}.dl-syllabus-row{align-items:baseline;gap:11px;font-size:15.5px;display:flex}.dl-syllabus-mark{background:var(--accent);border-radius:50%;flex:none;width:8px;height:8px}.dl-chunk-context{gap:8px;margin:10px 0 6px;display:grid}.dl-chunk-reason{color:var(--muted);margin:0;font-size:13px;line-height:1.55}.dl-why-line{align-items:baseline;gap:11px;margin:0 0 9px;font-size:15.5px;line-height:1.6;display:flex}.dl-why-line:last-child{margin-bottom:0}.dl-funfact{background:var(--soft);color:var(--muted);border-radius:12px;margin:0;padding:10px 14px;font-size:13px;line-height:1.6}.dl-cardstage .dl-chunk-context{padding:0 4px 10px}.dl-stem{margin:4px 0 22px;font-size:19px;font-weight:600;line-height:1.55}.dl-stem .dl-prose p,.dl-doc .dl-stem .dl-prose p{font:inherit;line-height:inherit;margin:0 0 10px}.dl-stem .dl-prose p:last-child,.dl-doc .dl-stem .dl-prose p:last-child{margin-bottom:0}.dl-solution .dl-prose p,.dl-doc .dl-solution .dl-prose p{font:inherit;line-height:inherit;margin:0 0 8px}.dl-solution .dl-prose p:last-child,.dl-doc .dl-solution .dl-prose p:last-child{margin-bottom:0}.dl-options{flex-direction:column;gap:9px;display:flex}.dl-option{text-align:left;border:1px solid var(--border);background:var(--surface);color:var(--ink);font:inherit;cursor:pointer;border-radius:13px;align-items:center;gap:12px;padding:14px 16px;display:flex}.dl-option:hover:enabled{border-color:var(--accent)}.dl-option-key{text-align:center;width:20px;color:var(--muted);opacity:.75;flex:none;font:700 12px Manrope,system-ui,sans-serif}.dl-option:hover:enabled .dl-option-key{color:var(--accent);opacity:1}.dl-option.is-right .dl-option-key,.dl-option.is-wrong .dl-option-key{color:inherit}.dl-option-text{flex:1;min-width:0}.dl-option.is-right{border-color:var(--success);background:var(--tint-gotit);color:var(--tint-gotit-fg)}.dl-option.is-wrong{border-color:var(--muted);background:color-mix(in srgb, var(--muted) 14%, transparent);color:var(--muted)}.dl-option.is-dim{opacity:.45}.dl-option{transition:border-color .15s,background .15s,opacity .22s,transform .22s cubic-bezier(.22,1.4,.4,1)}.dl-option.is-picked{border-color:var(--ink);background:var(--soft);animation:.32s cubic-bezier(.22,1.4,.4,1) dl-pick-spring}.dl-option.tone-1.is-picked{border-color:var(--tone-1);background:color-mix(in srgb, var(--tone-1) 34%, var(--surface))}.dl-option.tone-2.is-picked{border-color:var(--tone-2);background:color-mix(in srgb, var(--tone-2) 34%, var(--surface))}.dl-option.tone-3.is-picked{border-color:var(--tone-3);background:color-mix(in srgb, var(--tone-3) 34%, var(--surface))}.dl-option.tone-4.is-picked{border-color:var(--tone-4);background:color-mix(in srgb, var(--tone-4) 34%, var(--surface))}.dl-option.tone-1:hover:enabled{border-color:var(--tone-1)}.dl-option.tone-2:hover:enabled{border-color:var(--tone-2)}.dl-option.tone-3:hover:enabled{border-color:var(--tone-3)}.dl-option.tone-4:hover:enabled{border-color:var(--tone-4)}@keyframes dl-pick-spring{0%{transform:scale(1)}42%{transform:scale(1.028)}to{transform:scale(1)}}.dl-option-mark{width:17px;height:17px;color:var(--ink);opacity:0;flex:none;place-items:center;margin-left:auto;transition:opacity .18s,transform .28s cubic-bezier(.22,1.4,.4,1);display:inline-grid;transform:scale(.6)}.dl-option.is-picked .dl-option-mark{opacity:1;transform:scale(1)}.dl-option-mark svg{stroke-dasharray:24;stroke-dashoffset:24px}.dl-option.is-picked .dl-option-mark svg{animation:.3s 40ms forwards dl-tick-draw}@keyframes dl-tick-draw{to{stroke-dashoffset:0}}.dl-genbar{z-index:5;pointer-events:none;padding:40px var(--gutter) clamp(11px, 1vw, 16px);background:linear-gradient(to bottom, var(--canvas) 0 62%, color-mix(in srgb, var(--canvas) 70%, transparent) 100%);flex-direction:column;gap:9px;display:flex;position:absolute;top:0;left:0;right:0}.dl-genbar h2{letter-spacing:-.01em;align-items:baseline;gap:2px;margin:0;font-size:clamp(17px,1.35vw,24px);display:flex}.dl-genbar-dots{gap:3px;margin-left:3px;display:inline-flex}.dl-genbar-dots i{opacity:.25;width:.17em;height:.17em;font-size:inherit;background:currentColor;border-radius:50%;animation:1.25s ease-in-out infinite dl-gen-dot}.dl-genbar-dots i:nth-child(2){animation-delay:.16s}.dl-genbar-dots i:nth-child(3){animation-delay:.32s}@keyframes dl-gen-dot{0%,62%,to{opacity:.25;transform:translateY(0)}28%{opacity:1;transform:translateY(-.12em)}}.dl-genbar-steps{flex-wrap:wrap;gap:6px 18px;margin:0;padding:0;list-style:none;display:flex}.dl-genbar-steps li{color:var(--muted);align-items:center;gap:8px;font-size:clamp(12px,.88vw,15px);font-weight:600;transition:color .25s;display:flex}.dl-genbar-pip{background:var(--border);border-radius:50%;flex:none;width:7px;height:7px;transition:background .25s;position:relative}.dl-genbar-steps li.is-now{color:var(--ink)}.dl-genbar-steps li.is-now .dl-genbar-pip{background:var(--accent)}.dl-genbar-steps li.is-now .dl-genbar-pip:after{content:"";border:2px solid var(--accent);border-radius:50%;animation:1.6s ease-out infinite dl-halo;position:absolute;inset:-4px}@keyframes dl-halo{0%{opacity:.55;transform:scale(.65)}70%{opacity:0;transform:scale(1.5)}to{opacity:0;transform:scale(1.5)}}.dl-genbar-steps li.is-done .dl-genbar-pip{background:var(--success)}.dl-genbar-steps li.is-later{opacity:.55}.dl-intake.is-held{visibility:hidden;animation:none}.dl-intake{animation:.42s cubic-bezier(.22,.9,.3,1) backwards dl-intake-in}@keyframes dl-intake-in{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.dl-genbar-dots i{opacity:.6;animation:none}.dl-genbar-steps li.is-now .dl-genbar-pip:after{opacity:.4;animation:none}.dl-intake{animation:none}.dl-option,.dl-option-mark{transition:none}.dl-option.is-picked,.dl-option.is-picked .dl-option-mark svg{animation:none}.dl-option-mark svg{stroke-dashoffset:0}}.dl-verdict{color:var(--muted);margin:20px 0 6px;font-weight:700}.dl-verdict.is-right{color:var(--tint-gotit-fg)}.dl-missnote{border-left:2px solid var(--muted);color:var(--muted);margin:0 0 10px;padding-left:13px;font-size:13px;line-height:1.6}.dl-solution{background:var(--soft);border-radius:13px;margin:0 0 22px;padding:14px 16px;font-size:14px;line-height:1.65}.dl-confidence{margin-bottom:22px}.dl-confidence p{color:var(--muted);margin:0 0 9px;font-size:13px}.dl-confidence div{gap:8px;display:flex}.dl-confidence button{border:1px solid var(--border);background:var(--surface);color:var(--ink);cursor:pointer;text-transform:capitalize;border-radius:999px;flex:1;padding:11px;font:600 13px Manrope,system-ui,sans-serif}.dl-confidence button.is-on{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 12%, transparent);color:var(--accent)}.dl-dontknow{color:var(--muted);cursor:pointer;background:0 0;border:0;align-self:flex-start;margin-top:10px;padding:0;font:600 13px Manrope,system-ui,sans-serif;text-decoration:underline}.dl-practice{margin-top:0}.dl-practice-rule{letter-spacing:.04em;text-transform:none;opacity:.75;margin-left:10px;font-style:normal;font-weight:600}.dl-card-flip{width:100%;height:460px;color:var(--ink);font:inherit;text-align:left;cursor:pointer;perspective:1400px;background:0 0;border:0;padding:0;display:block;position:relative}.dl-card-mark{z-index:2;letter-spacing:.06em;text-transform:uppercase;pointer-events:none;font:700 10.5px/1 Manrope,system-ui,sans-serif;position:absolute;top:16px;right:20px}.dl-card-mark--got_it{color:var(--tint-gotit-fg)}.dl-card-mark--again{color:var(--tint-again-fg)}.dl-card-flip--got_it .dl-card-face{border-color:color-mix(in srgb, var(--tint-gotit-fg) 28%, var(--border))}.dl-card-flip--again .dl-card-face{border-color:color-mix(in srgb, var(--tint-again-fg) 28%, var(--border))}.dl-card-face{border:1px solid var(--border);background:var(--surface);-webkit-backface-visibility:hidden;backface-visibility:hidden;border-radius:18px;flex-direction:column;justify-content:center;padding:42px 46px 52px;transition:transform .45s cubic-bezier(.2,.7,.3,1);display:flex;position:absolute;inset:0;overflow-y:auto}.dl-card-face--front{transform:rotateY(0)}.dl-card-face--back{transform:rotateY(180deg)}.dl-card-flip.is-flipped .dl-card-face--front{transform:rotateY(-180deg)}.dl-card-flip.is-flipped .dl-card-face--back{transform:rotateY(0)}.dl-card-flip:hover .dl-card-face{border-color:var(--accent)}.dl-card-front{letter-spacing:-.015em;font-size:26px;font-weight:600;line-height:1.45}.dl-card-back{font-size:18px;line-height:1.7}.dl-card .dl-ratebar{justify-content:center;margin-top:14px}.dl-card .dl-ratebtn{flex:none;min-width:150px}.dl-card .dl-ratebtn:disabled{cursor:default;opacity:.55}.dl-card .dl-ratebtn.is-on:disabled{opacity:1}.dl-practice .dl-stem{margin:0 0 14px;font-size:17px}.dl-practice .dl-option{font-size:15px}.dl-worked-problem{margin:0 0 18px;font-size:16.5px;font-weight:600;line-height:1.65}.dl-worked-steps{gap:13px;margin:0 0 18px;padding:0;list-style:none;display:grid}.dl-worked-steps li{gap:14px;font-size:16px;line-height:1.7;display:flex}.dl-worked-num{background:color-mix(in srgb, var(--accent) 14%, transparent);width:24px;height:24px;color:var(--accent);text-align:center;border-radius:50%;flex:none;margin-top:2px;font:700 12.5px/24px Manrope,system-ui,sans-serif}.dl-worked-takeaway{border-top:1px solid var(--border);color:var(--muted);margin:0;padding-top:14px;font-size:15px;line-height:1.65}.dl-practice-tag{letter-spacing:.07em;text-transform:uppercase;color:var(--muted);margin-bottom:10px;font:700 10.5px/1 Manrope,system-ui,sans-serif;display:inline-block}.dl-cardmode{background:var(--soft)}.dl-cardhead{flex:none;align-items:center;gap:14px;padding:18px 22px;display:flex}.dl-modepill{border:1px solid var(--border);background:var(--surface);color:var(--ink);cursor:pointer;white-space:nowrap;border-radius:999px;align-items:center;gap:8px;padding:9px 15px;font:700 13px/1 Manrope,system-ui,sans-serif;display:flex}.dl-modeglyph{color:var(--muted)}.dl-rail{border:1px solid var(--border);background:var(--surface);border-radius:999px;flex:1;justify-content:center;align-items:center;gap:7px;padding:7px 12px;display:flex;overflow:hidden}.dl-dot{cursor:pointer;background:var(--border);border:0;border-radius:50%;flex:0 0 22px;place-items:center;width:22px;height:22px;padding:0;font:700 11px/1 Manrope,system-ui,sans-serif;transition:transform .12s;display:grid}.dl-dot:hover{transform:scale(1.14)}.dl-dot-unseen{background:var(--border);color:#0000}.dl-dot-again{background:var(--tint-again);color:var(--tint-again-fg)}.dl-dot-shaky{background:var(--tint-shaky);color:var(--tint-shaky-fg)}.dl-dot-got_it{background:var(--tint-gotit);color:var(--tint-gotit-fg)}.dl-dot.is-current{box-shadow:0 0 0 2px var(--surface), 0 0 0 4px var(--ink)}.dl-railarrow{color:var(--muted);cursor:pointer;background:0 0;border:0;padding:0 2px;font-size:15px}.dl-cardnav{align-items:center;gap:6px;display:flex}.dl-iconbtn{border:1px solid var(--border);background:var(--surface);width:32px;height:32px;color:var(--ink);cursor:pointer;border-radius:9px;place-items:center;font-size:14px;display:grid}.dl-iconbtn:disabled{opacity:.34;cursor:not-allowed}.dl-cardcount{font-variant-numeric:tabular-nums;white-space:nowrap;padding:0 6px;font:600 13px/1 Manrope,system-ui,sans-serif}.dl-cardstage{flex-direction:column;flex:1;width:100%;max-width:720px;margin:0 auto;padding:10px 24px 60px;display:flex;overflow-y:auto}.dl-cardmeta{align-items:center;gap:9px;padding:0 4px 10px;display:flex}.dl-termlabel{color:var(--muted);font:600 13px/1 Manrope,system-ui,sans-serif}.dl-termnum{background:var(--border);border-radius:6px;padding:2px 8px;font:700 11.5px/1.5 Manrope,system-ui,sans-serif}.dl-cardkp{letter-spacing:.04em;text-transform:uppercase;color:var(--muted);margin-left:auto;font:10px ui-monospace,SFMono-Regular,Menlo,monospace}.dl-bigcard{border:1px solid var(--border);background:var(--surface);width:100%;min-height:300px;color:var(--ink);cursor:pointer;letter-spacing:-.01em;text-align:center;border-radius:22px;place-items:center;padding:44px 40px;font:500 30px/1.35 Georgia,Times New Roman,serif;transition:border-color .14s;display:grid}.dl-bigcard:hover{border-color:var(--muted)}.dl-bigcard.is-flipped{font-family:Manrope,system-ui,sans-serif;font-size:21px;font-weight:500;line-height:1.55}.dl-cardcontrols{justify-content:center;align-items:center;gap:10px;padding:22px 0 0;display:flex}.dl-navbtn,.dl-flipbtn{color:var(--ink);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:999px;align-items:center;gap:8px;padding:11px 19px;font:600 14px/1 Manrope,system-ui,sans-serif;display:flex}.dl-navbtn:hover:enabled,.dl-flipbtn:hover{background:var(--surface);border-color:var(--border)}.dl-navbtn:disabled{opacity:.32;cursor:not-allowed}.dl-navbtn em{background:var(--border);border-radius:7px;padding:3px 8px;font-size:12px;font-style:normal}.dl-flipbtn{background:var(--surface);border-color:var(--border)}.dl-flipbtn kbd{background:var(--border);letter-spacing:.05em;border-radius:6px;padding:3px 8px;font:600 10.5px/1.4 Manrope,system-ui,sans-serif}.dl-ratebar{gap:9px;padding:20px 0 0;display:flex}.dl-ratebtn{cursor:pointer;border:1px solid #0000;border-radius:14px;flex:1;justify-content:center;align-items:center;gap:8px;padding:13px;font:700 13.5px/1 Manrope,system-ui,sans-serif;display:flex}.dl-ratebtn span{font-size:14px}.dl-ratebtn-again{background:var(--tint-again);color:var(--tint-again-fg)}.dl-ratebtn-shaky{background:var(--tint-shaky);color:var(--tint-shaky-fg)}.dl-ratebtn-got_it{background:var(--tint-gotit);color:var(--tint-gotit-fg)}.dl-ratebtn:hover,.dl-ratebtn.is-on{border-color:currentColor}.dl-finishcards{align-self:center;margin-top:22px}.dl-tailnote{text-align:center;max-width:440px;color:var(--muted);align-self:center;margin:18px 0 0;font-size:13px;line-height:1.6}.dl-results{text-align:center;flex-direction:column;align-items:center;gap:16px;max-width:460px;margin:0 auto;padding:74px 26px;display:flex}.dl-ring{background:conic-gradient(var(--success) calc(var(--pct) * 1%), var(--border) 0);border-radius:50%;place-items:center;width:132px;height:132px;display:grid}.dl-ring span{background:var(--canvas);font-variant-numeric:tabular-nums;border-radius:50%;place-items:center;width:108px;height:108px;font:800 25px Manrope,system-ui,sans-serif;display:grid}.dl-results h2{letter-spacing:-.015em;text-wrap:balance;margin:0;font-size:26px}.dl-results-sub{color:var(--muted);margin:0;font-size:14.5px;line-height:1.65}.dl-scoreline{gap:26px;margin:8px 0 6px;padding:0;list-style:none;display:flex}.dl-scoreline li{flex-direction:column;gap:3px;display:flex}.dl-scoreline strong{font-variant-numeric:tabular-nums;font-size:25px}.dl-scoreline span{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-size:11px}.dl-railsummary{flex-wrap:wrap;justify-content:center;gap:6px;margin:2px 0 4px;display:flex}.dl-chip{background:var(--border);border-radius:50%;width:20px;height:20px}.dl-chip-again{background:var(--tint-again)}.dl-chip-shaky{background:var(--tint-shaky)}.dl-chip-got_it{background:var(--tint-gotit)}.dl-nextup{border:1px solid var(--border);background:var(--soft);text-align:left;border-radius:14px;width:100%;margin:4px 0 6px;padding:15px 17px}.dl-nextup-head{letter-spacing:.07em;text-transform:uppercase;color:var(--muted);margin:0 0 9px;font:700 10.5px/1 Manrope,system-ui,sans-serif}.dl-nextup-row{align-items:baseline;gap:12px;margin:0;font-size:13.5px;display:flex}.dl-nextup-row em{text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-left:auto;font-size:10.5px;font-style:normal;font-weight:700}.dl-finish{text-align:center;flex-direction:column;align-items:center;gap:26px;width:100%;max-width:520px;margin:0 auto;padding:48px 24px;display:flex}.dl-finish-hero{flex-direction:column;align-items:center;gap:6px;display:flex}.dl-finish-hero h2{letter-spacing:-.015em;text-wrap:balance;margin:0;font-size:25px}.dl-finish-sub{color:var(--muted);text-wrap:balance;margin:0;font-size:14px;line-height:1.6}.dl-finish-xp{align-items:baseline;gap:6px;margin-bottom:8px;animation:.65s cubic-bezier(.2,1.4,.3,1) .25s both dl-xp-pop;display:flex;position:relative}.dl-finish-xp-num{color:var(--accent);font-variant-numeric:tabular-nums;letter-spacing:-.02em;font:800 54px/1 Manrope,system-ui,sans-serif}.dl-finish-xp-unit{color:var(--accent);opacity:.72;font:800 19px/1 Manrope,system-ui,sans-serif}@keyframes dl-xp-pop{0%{opacity:0;transform:scale(.55)}60%{opacity:1;transform:scale(1.07)}to{opacity:1;transform:scale(1)}}.dl-finish-spark{pointer-events:none;position:absolute;inset:0}.dl-finish-spark i{background:var(--accent);opacity:0;border-radius:50%;width:6px;height:6px;animation:.9s ease-out .48s both dl-spark;position:absolute;top:50%;left:50%}@keyframes dl-spark{0%{opacity:0;transform:rotate(calc(var(--i) * 45deg)) translateY(-26px) scale(1)}25%{opacity:.9}to{opacity:0;transform:rotate(calc(var(--i) * 45deg)) translateY(-74px) scale(.35)}}.dl-finish-graph{text-align:left;flex-direction:column;gap:18px;width:100%;max-width:400px;animation:.45s both dl-finish-fadeup;display:flex}@keyframes dl-finish-fadeup{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.dl-shift{flex-direction:column;gap:7px;display:flex}.dl-shift-head{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.dl-shift-name{min-width:0;font-size:14px;font-weight:700}.dl-shift-delta{color:var(--accent);font-variant-numeric:tabular-nums;white-space:nowrap;font-size:12.5px;font-weight:800}.dl-shift-delta.is-mastered{color:var(--success)}.dl-shift-delta.is-down{color:var(--muted)}.dl-shift-bar{background:color-mix(in srgb, var(--border) 70%, transparent);border-radius:3px;height:6px;overflow:hidden}.dl-shift-bar span{background:var(--accent);border-radius:3px;height:100%;transition:width .9s cubic-bezier(.22,1,.36,1);display:block}@media (prefers-reduced-motion:reduce){.dl-finish-xp,.dl-finish-spark i,.dl-finish-graph{animation:none}.dl-shift-bar span{transition:none}}.dl-feedback{border-top:1px solid var(--border);text-align:center;width:100%;max-width:460px;margin:0 auto;padding:22px 0 0}.dl-feedback h3{margin:0 0 18px;font-size:19px}.dl-feedback-row{justify-content:center;gap:10px;display:flex}.dl-feedback-pill{border:1px solid var(--border);background:var(--surface);color:var(--ink);cursor:pointer;white-space:nowrap;border-radius:14px;flex:1;padding:14px 8px;font:600 15px Manrope,system-ui,sans-serif}.dl-feedback-pill.is-on,.dl-feedback-pill:hover{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 12%, transparent);color:var(--accent)}.dl-feedback-detail{flex-direction:column;gap:12px;margin-top:14px;transition:opacity .2s;display:flex}.dl-feedback-detail.is-idle{opacity:.35;pointer-events:none}.dl-feedback-issues{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.dl-feedback-issue{border:1px solid var(--border);background:var(--surface);color:var(--ink);cursor:pointer;border-radius:999px;padding:8px 14px;font:500 13px Manrope,system-ui,sans-serif}.dl-feedback-issue.is-on{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 12%, transparent);color:var(--accent)}.dl-feedback-note{border:1px solid var(--border);background:var(--surface);width:100%;min-height:44px;color:var(--ink);font:inherit;resize:vertical;border-radius:12px;padding:11px 12px;font-size:13.5px}.dl-feedback-continue{min-width:180px;margin-top:16px}.lap-tab{position:relative}.lap-tab-pct{font-variant-numeric:tabular-nums;opacity:.75;font-size:11.5px;font-weight:800}.lap-tab-pct--charting{font-style:italic;font-weight:700;animation:1.8s ease-in-out infinite dl-charting-pulse}.lap-tab-pct--failed{color:#e35d6a;opacity:.9}@keyframes dl-charting-pulse{0%,to{opacity:.35;transform:scale(.8)}50%{opacity:1;transform:scale(1)}}.dl-progress-bar{background:var(--soft);border-radius:999px;align-self:center;min-width:96px;height:6px;display:flex;overflow:hidden}.dl-progress-bar i{background:var(--success);border-radius:999px;height:100%;display:block}.dl-progress-pop{background:var(--surface);border:1px solid var(--border);text-align:left;min-width:300px;max-width:380px;color:var(--ink);white-space:normal;border-radius:14px;grid-template-columns:max-content 1fr max-content max-content;align-items:baseline;gap:9px 12px;padding:12px 16px;font-size:12.5px;font-weight:500;display:grid;box-shadow:0 8px 26px #0b0d1229}.dl-progress-row{display:contents}.dl-progress-row b{white-space:nowrap;font-weight:600}.dl-progress-row em{color:var(--muted);font-variant-numeric:tabular-nums;white-space:nowrap;text-align:right;justify-self:end;font-style:normal}.dl-progress-sep{border-top:1px solid color-mix(in srgb, currentColor 10%, transparent);grid-column:1/-1;height:0;margin:-2px 8px}.dl-progress-row--total b{font-weight:800}.dl-progress-none{color:var(--muted);grid-column:1/-1;margin:0;font-size:12.5px;line-height:1.5}.dl-map{flex-direction:column;flex:1;min-height:0;display:flex}.dl-map .lap-map-stage{flex:1;min-height:0}.dl-cross-strip{z-index:2;scrollbar-width:thin;gap:6px;padding:2px;display:flex;position:absolute;left:10px;right:10px;overflow-x:auto}.dl-cross-strip--in{bottom:10px}.dl-cross{background:var(--surface);border:1.5px dashed var(--border);cursor:pointer;max-width:200px;font:inherit;text-align:left;color:var(--ink);border-radius:999px;flex:none;align-items:center;gap:7px;padding:5px 12px 5px 8px;display:flex}.dl-cross:hover{border-color:var(--accent)}.dl-cross-dot{border-radius:50%;flex:none;width:12px;height:12px;box-shadow:inset 0 -2px #00000029}.dl-cross-text{gap:1px;min-width:0;display:grid}.dl-cross-text b{font-size:11.5px;font-weight:600;line-height:1.15}.dl-cross-text span{color:var(--muted);font-size:10px}.dl-mstone-dock{z-index:4;justify-items:stretch;gap:3px;display:inline-grid;position:absolute;bottom:14px;left:16px}.dl-mstone-dock .dl-tt{display:flex}.dl-mstone{cursor:pointer;font:inherit;color:var(--ink);text-align:left;background:0 0;border:0;border-radius:8px;flex:1;justify-content:space-between;align-items:baseline;gap:20px;padding:2px 4px;display:flex}.dl-mstone:hover b{text-decoration:underline}.dl-mstone b{font-size:12px;font-weight:700}.dl-mstone em{font-variant-numeric:tabular-nums;color:var(--muted);font-size:11.5px;font-style:normal;font-weight:800}.dl-mstone.is-on b,.dl-mstone.is-on em{color:var(--accent)}.dl-rail-bar{background:var(--soft);border-radius:999px;height:7px;display:flex;overflow:hidden}.dl-rail-bar-done{background:var(--success)}.dl-rail-bar-part{background:var(--gold);opacity:.75}.dl-cross-strip--dodge{left:200px}.dl-panel{z-index:4;background:var(--surface);border:1px solid var(--border);text-align:left;border-radius:16px;width:320px;max-height:65%;padding:16px;position:absolute;bottom:64px;right:14px;overflow:auto;box-shadow:0 8px 26px #0b0d1224}.dl-panel h3{margin:8px 0 2px;font-size:17px;line-height:1.25}.dl-panel-sub{color:var(--muted);margin:0 0 12px;font-size:12px}.dl-panel-unlock{border-top:1px solid color-mix(in srgb, var(--muted) 22%, transparent);margin-top:4px;padding-top:10px}.dl-panel-unlock-head{letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:0 0 6px;font-size:10.5px;font-weight:700}.dl-panel-unlock-row{justify-content:space-between;gap:12px;margin:0 0 4px;font-size:12.5px;display:flex}.dl-panel-unlock-row em{color:var(--muted);font-variant-numeric:tabular-nums;flex:none;font-style:normal}.dl-panel-head{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.dl-panel-close{color:var(--muted);cursor:pointer;background:0 0;border:0;margin-left:auto;font-size:16px}.dl-chip-label{background:var(--soft);color:var(--muted);border-radius:999px;padding:3px 9px;font-size:11px;font-weight:600}.dl-chip-label--due{color:#8a5a05;background:#f5a5242e}.dl-chip-label--locked{border:1px dashed var(--border);background:0 0}.dl-chip-label--tier{border:1px solid var(--border);background:0 0}.dl-panel-rows{gap:12px;margin:0;display:grid}.dl-panel-rows dt{text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-size:11px}.dl-panel-rows dd{gap:3px;margin:3px 0 0;font-size:13px;display:grid}.dl-panel-link{text-align:left;font:inherit;color:var(--accent);cursor:pointer;background:0 0;border:none;padding:2px 0}.dl-panel-link--open{color:var(--success)}.dl-panel-link--would{color:var(--gold)}.dl-panel-link--blocked{color:var(--muted)}@media (width<=760px){.dl-tiles,.dl-tiles[data-count="3"]{grid-template-columns:1fr}.dl-tiles[data-count="3"]>:last-child{width:100%}.dl-cardhead{flex-wrap:wrap}.dl-rail{flex-basis:100%;order:3}.dl-panel{width:auto;left:14px}}.lap-tabs-frame{flex:auto;align-items:center;width:100%;min-width:0;display:flex;position:relative}.lap-tabs-scroll{scrollbar-width:none;white-space:nowrap;flex:auto;justify-content:safe center;align-items:center;gap:6px;min-width:0;display:flex;overflow-x:auto}.lap-tabs-scroll::-webkit-scrollbar{display:none}.lap-tabs-scroll .lap-tab{flex:none}.lap-tabs-scroll[data-fade=left]{-webkit-mask-image:linear-gradient(90deg,#0000,#000 36px);mask-image:linear-gradient(90deg,#0000,#000 36px)}.lap-tabs-scroll[data-fade=right]{-webkit-mask-image:linear-gradient(270deg,#0000,#000 36px);mask-image:linear-gradient(270deg,#0000,#000 36px)}.lap-tabs-scroll[data-fade=both]{-webkit-mask-image:linear-gradient(90deg,#0000,#000 36px calc(100% - 36px),#0000);mask-image:linear-gradient(90deg,#0000,#000 36px calc(100% - 36px),#0000)}.lap-tabs-nav{z-index:2;border:1px solid var(--border);background:var(--surface);width:26px;height:26px;color:var(--muted);cursor:pointer;opacity:0;pointer-events:none;border-radius:50%;place-items:center;font:600 14px/1 Manrope,system-ui,sans-serif;transition:opacity .14s;display:grid;position:absolute;top:50%;transform:translateY(-50%)}.lap-tabs-nav--prev{left:2px}.lap-tabs-nav--next{right:2px}.lap-topbar-tabs:hover .lap-tabs-nav,.lap-tabs-nav:focus-visible{opacity:1;pointer-events:auto}.lap-tabs-nav:hover{color:var(--ink);background:var(--soft)}.dl-map .lap-crumbchip{height:auto;box-shadow:none;background:0 0;border:0;padding:0;top:12px;left:14px}.lap-tab-dot--btn{cursor:pointer;transition:transform .12s}.lap-tab-dot--btn:hover{transform:scale(1.3)}.lap-accent-pop{z-index:60;background:var(--surface);border:1px solid var(--border);border-radius:999px;gap:9px;padding:10px 13px;display:flex;position:fixed;transform:translate(-50%);box-shadow:0 12px 30px #00000038}.lap-accent-swatch{cursor:pointer;border:0;border-radius:50%;width:20px;height:20px;padding:0;transition:transform .12s}.lap-accent-swatch:hover{transform:scale(1.3)}.lap-accent-swatch.is-current{outline:2px solid var(--ink);outline-offset:2px}.dl-map{--lens-out:#e6eaef;--lens-out-shade:#d5dbe2}html[data-dolphin-theme=dark] .dl-map{--lens-out:#262c34;--lens-out-shade:#1e242b}.lap-node--ghost .lap-node-ring{border:2px dashed var(--border);box-shadow:none;background:0 0!important}.lap-node--ghost:hover .lap-node-ring{box-shadow:none}.lap-node--ghost .lap-node-core{color:var(--muted);font-weight:700;box-shadow:none!important;background:0 0!important}.lap-node--ghost:hover .lap-node-ring{border-color:var(--primary)}.lap-node--ghost:hover .lap-node-core{color:var(--primary)}.lap-node--ghost .lap-node-name{color:var(--muted)}.dl-ctxmenu{z-index:70;background:var(--surface);border:1px solid var(--border);border-radius:12px;flex-direction:column;min-width:170px;padding:5px;display:flex;position:fixed;box-shadow:0 16px 40px #0000003d}.dl-ctxmenu-item{color:var(--ink);font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:8px;padding:8px 11px;font-size:13.5px}.dl-ctxmenu-item:hover{background:var(--soft)}.dl-ctxmenu-item{justify-content:space-between;align-items:center;gap:12px;display:flex}.dl-ctxmenu-dot{border-radius:50%;flex:none;width:10px;height:10px}.dl-ctxmenu-item--danger{color:var(--danger)}.dl-ctxmenu-item--danger:hover{background:color-mix(in srgb, var(--danger) 12%, transparent)}.dl-sheet--ask{gap:8px;width:min(400px,100%)}.dl-input{border:1px solid var(--border);background:var(--surface);width:100%;color:var(--ink);font:inherit;border-radius:14px;padding:13px 16px;font-size:16px}.dl-input:focus{border-color:var(--focus-edge);box-shadow:var(--focus-ring);outline:none}.dl-sheet--ask .dl-wait-actions{margin-top:8px}.dl-map .lap-crumbchip{gap:8px;top:14px;left:18px}.dl-map .lap-crumbchip-back{width:36px;height:36px}.dl-map .lap-crumb--current{letter-spacing:-.015em;text-overflow:ellipsis;white-space:nowrap;gap:10px;max-width:min(560px,60vw);font-size:23px;line-height:1.15;overflow:hidden}.dl-mstone-dock{gap:5px;bottom:20px;left:20px}.dl-mstone{gap:26px;padding:3px 6px}.dl-mstone b{font-size:14px}.dl-mstone em{font-size:13.5px}.dl-map .lap-crumbchip{z-index:5}.dl-cross-strip--out{top:68px}.dl-map .lap-node{transform:translate(-50%, calc(-1 * var(--node-half,50%)))}.dl-map .lap-node:hover{transform:translate(-50%, calc(-1 * var(--node-half,50%))) scale(1.06)}.lap-crumb-glyph{place-items:center;width:20px;height:20px;display:inline-grid}.lap-crumb-glyph svg{width:16px;height:16px}.dl-map .lap-crumb-glyph{flex:none;width:27px;height:27px}.dl-map .lap-crumb-glyph svg{width:23px;height:23px}.dl-map .lap-node-pill{align-items:center;gap:4px;display:inline-flex}.dl-ghost-pill-icon{flex:none;place-items:center;display:inline-grid}.dl-ghost-pill-icon svg{width:11px;height:11px}.dl-ghost-pill-text{text-overflow:ellipsis;min-width:0;overflow:hidden}.dl-mstone-dock{inset:16px 20px auto auto}.dl-dropveil{z-index:70;pointer-events:none;background:color-mix(in srgb, var(--accent) 10%, transparent);place-items:center;display:grid;position:fixed;inset:0}.dl-dropveil:before{content:"";border:2.5px dashed var(--accent);border-radius:18px;position:absolute;inset:12px}.dl-dropveil-card{background:var(--surface);border:1px solid var(--border);text-align:center;border-radius:16px;flex-direction:column;align-items:center;gap:6px;padding:22px 30px;display:flex;box-shadow:0 18px 44px #0000002e}.dl-dropveil-card strong{color:var(--ink);font-size:18px}.dl-dropveil-card strong em{color:var(--accent);font-style:normal}.dl-dropveil-card span{color:var(--muted);font-size:13px}.dl-sheet-veil{z-index:60;background:color-mix(in srgb, var(--ink) 32%, transparent);place-items:center;padding:24px;display:grid;position:fixed;inset:0}.dl-sheet{background:var(--canvas);border:1px solid var(--border);border-radius:18px;flex-direction:column;gap:12px;width:min(560px,100%);max-height:min(84vh,720px);padding:22px 24px 20px;display:flex;overflow-y:auto;box-shadow:0 24px 60px #0000003d}.dl-sheet-head{align-items:baseline;gap:12px;display:flex}.dl-sheet-head h2{letter-spacing:-.01em;margin:0;font-size:19px;line-height:1.35}.dl-sheet-head h2 em{color:var(--accent);font-style:normal}.dl-sheet-close{color:var(--muted);cursor:pointer;background:0 0;border:0;margin-left:auto;padding:2px 6px;font-size:22px;line-height:1}.dl-sheet-close:hover{color:var(--ink)}.dl-sheet textarea.dl-sheet-guidance{border:1px solid var(--border);background:var(--surface);color:var(--ink);font:inherit;resize:vertical;border-radius:12px;min-height:74px;padding:10px 12px;font-size:14px;line-height:1.6}.dl-sheet-hint{color:var(--muted);margin:0;font-size:12.5px;line-height:1.55}.dl-charting-pill{z-index:50;background:var(--surface);border:1px solid var(--border);color:var(--muted);border-radius:999px;align-items:center;gap:8px;padding:8px 16px;font-size:13px;font-weight:700;display:inline-flex;position:fixed;bottom:22px;left:50%;transform:translate(-50%);box-shadow:0 8px 24px #0000001f}.dl-charting-dot{background:var(--accent);border-radius:50%;width:8px;height:8px;animation:1.4s ease-in-out infinite dl-charting-pulse}.dl-toast{z-index:50;background:var(--surface);border:1px solid color-mix(in srgb, var(--accent) 45%, var(--border));border-radius:14px;align-items:center;gap:12px;max-width:min(92vw,640px);padding:11px 16px;font-size:13.5px;display:inline-flex;position:fixed;bottom:22px;left:50%;transform:translate(-50%);box-shadow:0 12px 32px #00000029}.dl-toast strong{color:var(--accent);white-space:nowrap}.dl-toast>span{color:var(--ink);line-height:1.45}.dl-toast-cta{background:var(--accent);color:#fff;font:inherit;cursor:pointer;white-space:nowrap;border:0;border-radius:999px;padding:6px 12px;font-size:12.5px;font-weight:800}.dl-toast-cta:hover{background:color-mix(in srgb, var(--accent) 82%, #000)}.dl-toast-x{color:var(--muted);cursor:pointer;background:0 0;border:0;padding:2px 4px;font-size:18px;line-height:1}.dl-toast-x:hover{color:var(--ink)}.dl-help{--accent:var(--primary)}.dl-help-btn{z-index:66;border:1px solid var(--border);background:color-mix(in srgb, var(--surface) 92%, transparent);-webkit-backdrop-filter:blur(8px);width:38px;height:38px;color:var(--ink);font:inherit;cursor:pointer;opacity:.82;border-radius:999px;place-items:center;padding:0;font-size:18px;font-weight:600;line-height:1;transition:opacity .14s,color .14s,border-color .14s,transform .14s;display:grid;position:fixed;bottom:20px;right:20px;box-shadow:0 4px 14px #00000024}.dl-help-btn:hover{opacity:1;background:var(--soft);color:var(--ink)}.dl-help-btn:focus-visible{opacity:1;box-shadow:var(--focus-ring);outline:none}.dl-help-btn.is-open{opacity:1;color:var(--ink);font-weight:500}.dl-help{z-index:65;pointer-events:none;opacity:0;visibility:hidden;flex-direction:column;justify-content:flex-end;width:min(360px,88vw);padding:168px 20px 74px;transition:opacity .18s,transform .18s,visibility 0s linear .18s;display:flex;position:fixed;top:64px;bottom:0;right:0;transform:translateY(6px)}.dl-help.is-open{opacity:1;visibility:visible;transition:opacity .18s,transform .18s,visibility;transform:none}.dl-help-body{flex-direction:column;gap:16px;min-height:0;max-height:100%;display:flex;position:relative}.dl-help-body:before{content:"";z-index:-1;background:var(--canvas);-webkit-backdrop-filter:blur(12px);-webkit-mask-composite:source-in;position:absolute;inset:-56px -20px -74px -104px;-webkit-mask-image:linear-gradient(#0000,#000 64px),linear-gradient(90deg,#0000,#000 104px);mask-image:linear-gradient(#0000,#000 64px),linear-gradient(90deg,#0000,#000 104px);mask-composite:intersect}.dl-help-feed{pointer-events:auto;scrollbar-width:none;flex-direction:column;gap:14px;display:flex;overflow-y:auto}.dl-help-feed[data-overflow=true]{-webkit-mask-image:linear-gradient(#0000,#000 56px);mask-image:linear-gradient(#0000,#000 56px)}.dl-help-feed::-webkit-scrollbar{display:none}.dl-help-feed>:not(:nth-last-child(-n+2)){opacity:.75}.dl-help-err{color:var(--muted);margin:0;font-size:13px;line-height:1.5}.dl-help-q{color:var(--muted);margin:0;font-size:13.5px;font-weight:700;line-height:1.5}.dl-help-a{color:var(--ink);margin:0;font-size:15px;line-height:1.6}.dl-help-dot{background:var(--accent);vertical-align:middle;border-radius:999px;width:6px;height:6px;animation:1.4s ease-in-out infinite dl-charting-pulse;display:inline-block}.dl-help-ask{pointer-events:auto;border-bottom:1px solid var(--border);align-items:baseline;gap:10px;padding-bottom:7px;transition:border-color .14s;display:flex}.dl-help-ask:focus-within{border-color:var(--accent)}.dl-help-input{min-width:0;color:var(--ink);font:inherit;background:0 0;border:0;outline:none;flex:1;padding:3px 0;font-size:14px}.dl-help-input::placeholder{color:var(--muted)}.dl-help-clear{cursor:pointer;color:var(--muted);font:inherit;opacity:.7;background:0 0;border:0;padding:0;font-size:12px;transition:opacity .14s,color .14s}.dl-help-clear:hover{opacity:1;color:var(--ink)}.dl-help-clear:focus-visible{opacity:1;box-shadow:var(--focus-ring);outline:none}@media (width<=720px){.dl-help{width:100%;padding:168px 18px 72px;padding-bottom:calc(72px + var(--keyboard-inset,0px));top:64px}.dl-help-body:before{inset:-48px -18px -72px;-webkit-mask-image:linear-gradient(#0000,#000 56px);mask-image:linear-gradient(#0000,#000 56px)}.dl-create input[type=text],.dl-create input[type=date],.dl-create textarea,.dl-sheet textarea.dl-sheet-guidance,.dl-feedback-note,.dl-help-input{font-size:16px}.dl-create{padding:20px var(--gutter) 36px}.dl-create h1{font-size:clamp(21px,2.9vh,25px)}.dl-create form{gap:clamp(8px,1.3vh,12px)}.dl-create input[type=text],.dl-create input[type=date],.dl-create textarea{padding:clamp(10px,1.6vh,13px) 15px}.dl-create-dropzone{padding:clamp(13px,2.3vh,24px) 16px}.dl-create-syllabus,.dl-create-dropzone.is-compact{padding:11px 14px}.dl-create-hint{line-height:1.45}.dl-create-idrow{flex-direction:column}.dl-create-at{flex-wrap:wrap}.dl-create-at-note{margin-left:25px}.dl-select{padding:16px var(--gutter) 24px}.dl-select-title{margin:0 0 20px;font-size:22px}.dl-rows{row-gap:4px;width:100%;min-height:0}.dl-row{column-gap:10px;padding:9px 8px}.dl-row-icon{width:40px;height:40px}.dl-row-title{white-space:normal;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;font-size:15px;display:-webkit-box}.dl-row-xp{font-size:13.5px}.dl-feed-held-row{font-size:12px}.dl-doc{--read-h2:clamp(22px, 2.95vh, 26px);--read-h3:clamp(16.5px, 2.1vh, 18.5px);--read-p:clamp(15px, 1.82vh, 16px);--read-stem:clamp(15px, 1.9vh, 16.5px);--read-opt:clamp(13.5px, 1.65vh, 14.5px);--read-sol:clamp(12.5px, 1.55vh, 13.5px);--read-pad:clamp(10px, 1.45vh, 12.5px);--read-gap:clamp(6px, .95vh, 8px);padding:30px var(--gutter) 120px}.dl-lesson-scroll .dl-doc{--doc-runway:13vh}.dl-lesson-scroll .dl-doc h2{font-size:var(--read-h2)}.dl-lesson-scroll .dl-doc h3{font-size:var(--read-h3);margin-bottom:clamp(9px,1.45vh,13px)}.dl-lesson-scroll .dl-doc section p,.dl-lesson-scroll .dl-doc .dl-prose p{font-size:var(--read-p);margin-bottom:clamp(10px,1.7vh,15px);line-height:1.65}.dl-doc h2{font-size:clamp(20px,2.65vh,23px)}.dl-lesson-scroll .dl-doc .dl-stem .dl-prose p,.dl-lesson-scroll .dl-doc .dl-solution .dl-prose p{font:inherit;line-height:inherit}.dl-doc .dl-stem,.dl-doc .dl-practice .dl-stem{font-size:var(--read-stem);margin:0 0 12px;line-height:1.5}.dl-doc .dl-practice-tag{margin-bottom:8px}.dl-doc .dl-options{gap:var(--read-gap)}.dl-doc .dl-option,.dl-doc .dl-practice .dl-option{font-size:var(--read-opt);padding:var(--read-pad) 14px;gap:10px}.dl-doc .dl-verdict{font-size:var(--read-p);margin:clamp(12px,2.1vh,18px) 0 6px}.dl-doc .dl-missnote{font-size:var(--read-sol)}.dl-doc .dl-solution{font-size:var(--read-sol);padding:var(--read-pad) 14px;margin-bottom:clamp(14px,2.4vh,21px);line-height:1.55}.dl-lblock{margin-bottom:clamp(34px,5.2vh,46px)}.dl-stepper{display:none}.dl-lesson-chrome{padding:12px var(--gutter) 0}.dl-genbar{padding-top:32px}.dl-lockin{border:1px solid var(--border);background:var(--canvas);border-radius:999px;width:38px;height:38px}.dl-cardstage{padding:8px var(--gutter) 48px}.dl-bigcard{min-height:220px;padding:28px 20px;font-size:24px}.dl-bigcard.is-flipped{font-size:17px}.dl-card-flip{height:min(380px,52dvh)}.dl-card-face{padding:28px 22px 34px}.dl-card-front{font-size:22px;line-height:1.4}.dl-card-back{font-size:16.5px;line-height:1.6}.dl-card .dl-ratebtn{flex:1 1 0;min-width:0}.dl-ratebar{gap:6px}.dl-ratebtn{padding:12px 6px;font-size:12.5px}.dl-cardcontrols{gap:4px}.dl-navbtn,.dl-flipbtn{padding:10px 13px;font-size:13px}.dl-center{scrollbar-width:none}.dl-center::-webkit-scrollbar{display:none}.dl-results{padding:40px var(--gutter)}.dl-finish{padding:32px var(--gutter)}.dl-finished{padding:56px var(--gutter)}.dl-scoreline{gap:18px}.dl-feedback-issue{padding:8px 12px;font-size:12.5px}.dl-feedback-pill{padding:13px 6px;font-size:14px}.dl-map{--map-inset:calc(var(--gutter) * .5)}.dl-map .lap-crumbchip{left:var(--map-inset);top:8px;right:calc(var(--map-inset) + 112px);gap:6px}.dl-map .lap-crumbchip-back{flex:none;width:32px;height:32px}.dl-map .lap-crumb--current{max-width:none;font-size:17px}.dl-map .lap-crumb-glyph{width:21px;height:21px}.dl-map .lap-crumb-glyph svg{width:18px;height:18px}.dl-mstone-dock{left:var(--map-inset);right:var(--map-inset);flex-wrap:wrap;gap:0 4px;display:flex;top:46px;bottom:auto}.dl-mstone{flex:none;gap:5px;padding:2px 5px}.dl-mstone b{font-size:11.5px}.dl-mstone em{font-size:11px}.dl-panel{left:var(--map-inset);right:var(--map-inset);width:auto;max-height:52%;bottom:46px}.dl-help-btn{right:max(14px, env(safe-area-inset-right));bottom:calc(max(14px, env(safe-area-inset-bottom)) + var(--keyboard-inset,0px))}.dl-sheet-veil{padding:var(--gutter)}.dl-sheet{max-height:min(88dvh,720px);padding:18px 16px 16px}.dl-charting-pill,.dl-toast{bottom:max(64px, env(safe-area-inset-bottom))}.dl-toast{flex-wrap:wrap;row-gap:6px}}@media (height<=560px) and (width<=900px){.dl-map .lap-map-stage{scrollbar-width:none;overflow-y:auto}.dl-map .lap-map-stage::-webkit-scrollbar{display:none}.dl-map .lap-map-field{min-height:560px}}