:root{--bg:#000;--pane-bg:#262626;--pane-border:#3a3a3a;--divider:#474747;--divider-hover:#4f8cff;--drop:#4f8cff;--focus:#8f8f8f;--focus-outline:#5a5a5a;--text:#d8d8d8;--text-dim:#8a8a8a;--collected:#e8c83d;--author-purple:#a78bfa;--danger:#b4423a;--assessment:#2dd4bf;--collapsed-px:40px;--pane-gap:6px;--topbar-h:64px;--cmdbar-width:min(560px, calc(100vw - 420px));--cmdbar-trigger-h:34px;--cmdbar-top:calc((var(--topbar-h) - var(--cmdbar-trigger-h)) / 2);--sans:system-ui, "Segoe UI", Roboto, sans-serif;--mono:ui-monospace, Consolas, monospace;color:var(--text);font-family:var(--sans);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html,body,#root{width:100%;height:100%;margin:0}body{background:var(--bg);overflow:hidden}.app--embed{--cmdbar-width:clamp(180px, calc(100vw - 380px), 560px)}@media (width<=520px){:root,.app--embed{--cmdbar-width:clamp(150px, calc(100vw - 260px), 560px)}.topbar__cmdbar-kbd{display:none}}@font-face{font-display:"swap";font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/mathyou/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/mathyou/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/mathyou/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/mathyou/assets/KaTeX_Main-Bold-Cx986IdX.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/mathyou/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Main-Regular-B22Nviop.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/mathyou/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/mathyou/assets/KaTeX_Math-Italic-t53AETM-.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/mathyou/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/mathyou/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Script-Regular-D3wIWfF6.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2)format("woff2")}@font-face{font-display:"swap";font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2)format("woff2")}:root{--ML__static-fonts:true}.ML__container{--_hue:var(--hue,212);--_placeholder-color:var(--placeholder-color,hsl(var(--_hue),40%,49%));--_placeholder-opacity:var(--placeholder-opacity,.4);--_text-font-family:var(--text-font-family,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Roboto","Oxygen","Ubuntu","Cantarell","Fira Sans","Droid Sans","Helvetica Neue",sans-serif);min-height:auto!important}.ML__sr-only{clip:rect(0,0,0,0);clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.ML__base,.ML__is-inline{display:inline-block}.ML__base{box-sizing:content-box;cursor:text;font-family:inherit;font-style:inherit;font-weight:inherit;vertical-align:baseline;visibility:inherit;border:0;outline:0;width:min-content;margin:0;padding:0;text-decoration:none;position:relative}.ML__strut,.ML__strut--bottom{min-height:.5em;display:inline-block}.ML__small-delim{font-family:KaTeX_Main}.ML__text{font-family:var(--_text-font-family);white-space:pre}.ML__cmr{font-family:KaTeX_Main;font-style:normal}.ML__mathit{font-family:KaTeX_Math;font-style:italic}.ML__mathbf{font-family:KaTeX_Main;font-weight:700}.ML__mathbfit,.lcGreek.ML__mathbf{font-family:KaTeX_Math}.ML__mathbfit{font-style:italic;font-weight:700}.ML__ams,.ML__bb{font-family:KaTeX_AMS}.ML__cal{font-family:KaTeX_Caligraphic}.ML__frak{font-family:KaTeX_Fraktur}.ML__tt{font-family:KaTeX_Typewriter}.ML__script{font-family:KaTeX_Script}.ML__sans{font-family:KaTeX_SansSerif}.ML__series_el,.ML__series_ul{font-weight:100}.ML__series_l{font-weight:200}.ML__series_sl{font-weight:300}.ML__series_sb{font-weight:500}.ML__bold{font-weight:700}.ML__series_eb{font-weight:800}.ML__series_ub{font-weight:900}.ML__series_uc{font-stretch:50%}.ML__series_ec{font-stretch:62.5%}.ML__series_c{font-stretch:75%}.ML__series_sc{font-stretch:87.5%}.ML__series_sx{font-stretch:112.5%}.ML__series_x{font-stretch:125%}.ML__series_ex{font-stretch:150%}.ML__series_ux{font-stretch:200%}.ML__it{font-style:italic}.ML__shape_ol{-webkit-text-stroke:1px #000;text-stroke:1px #000;color:#0000}.ML__shape_sc{font-variant:small-caps}.ML__shape_sl{font-style:oblique}.ML__emph{color:#bc2612}.ML__emph .ML__emph{color:#0c7f99}.ML__highlight{color:#007cb2;background:#edd1b0}.ML__center{text-align:center}.ML__left{text-align:left}.ML__right{text-align:right}.ML__label_padding{padding:0 .5em}.ML__frac-line{width:100%;min-height:1px}.ML__frac-line:after{box-sizing:content-box;content:"";forced-color-adjust:preserve-parent-color;-webkit-print-color-adjust:exact;print-color-adjust:exact;background:currentColor;min-height:max(1px,.04em);margin-top:max(-1px,-.04em);display:block;transform:translate(0)}@media (forced-colors:active){.ML__frac-line{min-height:0}}.ML__sqrt,.ML__sqrt-sign{display:inline-block}.ML__sqrt-sign{position:relative}.ML__sqrt-line{width:100%;height:max(1px,.04em);display:inline-block}.ML__sqrt-line:before{content:"";forced-color-adjust:preserve-parent-color;-webkit-print-color-adjust:exact;print-color-adjust:exact;background:currentColor;min-height:max(1px,.04em);margin-top:min(-1px,-.04em);display:block;transform:translate(0)}@media (forced-colors:active){.ML__sqrt-line:after{background:#fff!important}}.ML__sqrt-line:after{content:" ";border-bottom-width:1px;margin-top:-.1em;display:block}.ML__sqrt-index{margin-left:.277778em;margin-right:-.555556em}.ML__delim-size1{font-family:KaTeX_Size1}.ML__delim-size2{font-family:KaTeX_Size2}.ML__delim-size3{font-family:KaTeX_Size3}.ML__delim-size4{font-family:KaTeX_Size4}.ML__delim-mult .delim-size1>span{font-family:KaTeX_Size1}.ML__delim-mult .delim-size4>span{font-family:KaTeX_Size4}.ML__accent-body{font-family:KaTeX_Main}.ML__accent-combining-char{position:relative;left:.24em}.ML__latex{font-size-adjust:none;letter-spacing:normal;text-align:left;text-indent:0;text-rendering:auto;word-wrap:normal;forced-color-adjust:preserve-parent-color;text-shadow:none;-webkit-user-select:none;user-select:none;white-space:nowrap;word-spacing:normal;direction:ltr;width:min-content;font-family:inherit;font-style:normal;font-variant-caps:normal;font-stretch:100%;line-height:1.2;display:inline-block}.ML__latex .style-wrap{position:relative}.ML__latex .ML__left-right,.ML__latex .ML__mfrac{display:inline-block}.ML__latex .ML__vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.ML__latex .ML__vlist-r{display:table-row}.ML__latex .ML__vlist{vertical-align:bottom;display:table-cell;position:relative}.ML__latex .ML__vlist>span{height:0;display:block;position:relative}.ML__latex .ML__vlist>span>span{display:inline-block}.ML__latex .ML__vlist>span>.ML__pstrut{width:0;overflow:hidden}.ML__latex .ML__vlist-t2{margin-right:-2px}.ML__latex .ML__vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.ML__latex .ML__msubsup{text-align:left}.ML__latex .ML__negativethinspace{height:.71em;margin-left:-.16667em;display:inline-block}.ML__latex .ML__thinspace{width:.16667em;height:.71em;display:inline-block}.ML__latex .ML__mediumspace{width:.22222em;height:.71em;display:inline-block}.ML__latex .ML__thickspace{width:.27778em;height:.71em;display:inline-block}.ML__latex .ML__enspace{width:.5em;height:.71em;display:inline-block}.ML__latex .ML__quad{width:1em;height:.71em;display:inline-block}.ML__latex .ML__qquad{width:2em;height:.71em;display:inline-block}.ML__latex .ML__llap,.ML__latex .ML__rlap{width:0;display:inline-block;position:relative}.ML__latex .ML__llap>.ML__inner,.ML__latex .ML__rlap>.ML__inner{position:absolute}.ML__latex .ML__llap>.ML__fix,.ML__latex .ML__rlap>.ML__fix{display:inline-block}.ML__latex .ML__llap>.ML__inner{right:0}.ML__latex .ML__rlap>.ML__inner{left:0}.ML__latex .ML__rule{box-sizing:border-box;border:0 solid;display:inline-block;position:relative}.ML__latex .overline .overline-line,.ML__latex .underline .underline-line{width:100%}.ML__latex .overline .overline-line:before,.ML__latex .underline .underline-line:before{content:"";-webkit-print-color-adjust:exact;print-color-adjust:exact;border-bottom-style:solid;border-bottom-width:max(1px,.04em);display:block}.ML__latex .overline .overline-line:after,.ML__latex .underline .underline-line:after{content:"";-webkit-print-color-adjust:exact;print-color-adjust:exact;border-bottom-style:solid;border-bottom-width:max(1px,.04em);margin-top:-1px;display:block}.ML__latex .ML__stretchy{width:100%;display:block;position:absolute;left:0;overflow:hidden}.ML__latex .ML__stretchy:after,.ML__latex .ML__stretchy:before{content:""}.ML__latex .ML__stretchy svg{fill:currentColor;fill-opacity:1;fill-rule:nonzero;height:inherit;stroke:currentColor;stroke-dasharray:none;stroke-dashoffset:0;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-opacity:1;stroke-width:1px;width:100%;display:block;position:absolute}.ML__latex .slice-1-of-2{left:0}.ML__latex .slice-1-of-2,.ML__latex .slice-2-of-2{width:50.2%;display:inline-flex;position:absolute;overflow:hidden}.ML__latex .slice-2-of-2{right:0}.ML__latex .slice-1-of-3{width:25.1%;left:0}.ML__latex .slice-1-of-3,.ML__latex .slice-2-of-3{display:inline-flex;position:absolute;overflow:hidden}.ML__latex .slice-2-of-3{width:50%;left:25%}.ML__latex .slice-3-of-3{width:25.1%;right:0}.ML__latex .slice-1-of-1,.ML__latex .slice-3-of-3{display:inline-flex;position:absolute;overflow:hidden}.ML__latex .slice-1-of-1{width:100%;left:0}.ML__latex .ML__nulldelimiter,.ML__latex .ML__op-group{display:inline-block}.ML__latex .ML__op-symbol{position:relative}.ML__latex .ML__op-symbol.ML__small-op{font-family:KaTeX_Size1}.ML__latex .ML__op-symbol.ML__large-op{font-family:KaTeX_Size2}:is(.ML__latex:has(.ML__align_environment),.ML__latex:has(.ML__center_environment),.ML__latex:has(.ML__eqnarray_environment),.ML__latex:has(.ML__gather_environment),.ML__latex:has(.ML__multiline_environment)){width:100%}.ML__latex .ML__multiline_environment{width:100%;display:inline-flex}.ML__latex .ML__center_environment{justify-content:center;width:100%;display:inline-flex}.ML__latex .ML__align_environment,.ML__latex .ML__eqnarray_environment,.ML__latex .ML__gather_environment{display:inline-block}.ML__latex .ML__mtable .ML__vertical-separator{box-sizing:border-box;min-width:1px;display:inline-block}.ML__latex .ML__mtable .ML__arraycolsep{display:inline-block}.ML__latex .ML__mtable .col-align-m>.ML__vlist-t,.ML__latex .ML__mtable .col-align-c>.ML__vlist-t{text-align:center}.ML__latex .ML__mtable .col-align-l>.ML__vlist-t{text-align:left}.ML__latex .ML__mtable .col-align-r>.ML__vlist-t{text-align:right}[data-href]{cursor:pointer}.ML__error{background-color:#cc00411a;background-image:radial-gradient(#cc0041,#0000 70%);background-position:0 100%;background-repeat:repeat-x;background-size:3px 3px;padding-bottom:3px;display:inline-block}.ML__error>.ML__error{background:0 0;padding:0}.ML__placeholder{color:var(--_placeholder-color);opacity:var(--_placeholder-opacity);padding-left:.4ex;padding-right:.4ex;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}.ML__notation{box-sizing:border-box;line-height:0;position:absolute}.ML__tooltip-container{position:relative;transform:scale(0)}.ML__tooltip-container .ML__tooltip-content{background:var(--_tooltip-background-color);border:var(--_tooltip-border);border-radius:var(--_tooltip-border-radius);visibility:hidden;z-index:2;--_selection-color:var(--_tooltip-color);width:max-content;max-width:400px;box-shadow:var(--_tooltip-box-shadow);color:var(--_tooltip-color);opacity:0;padding:12px;transition:opacity .15s cubic-bezier(.4,0,1,1);display:inline-table;position:fixed}.ML__tooltip-container .ML__tooltip-content .ML__text{white-space:normal}.ML__tooltip-container .ML__tooltip-content .ML__base{display:contents}.ML__tooltip-container:hover .ML__tooltip-content{opacity:1;visibility:visible;font-size:.75em;transform:scale(1)translateY(3em)}.ML__bg{background-color:#0000!important}.ML__bg:before{background-color:var(--bg-color);box-sizing:border-box;content:"";z-index:-1;position:absolute;inset:0}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2)format("woff2"),url(/mathyou/assets/KaTeX_AMS-Regular-DMm9YOAa.woff)format("woff"),url(/mathyou/assets/KaTeX_AMS-Regular-DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/mathyou/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff)format("woff"),url(/mathyou/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff)format("woff"),url(/mathyou/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/mathyou/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff)format("woff"),url(/mathyou/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff)format("woff"),url(/mathyou/assets/KaTeX_Fraktur-Regular-CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/mathyou/assets/KaTeX_Main-Bold-Cx986IdX.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Main-Bold-Jm3AIy58.woff)format("woff"),url(/mathyou/assets/KaTeX_Main-Bold-waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/mathyou/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff)format("woff"),url(/mathyou/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/mathyou/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Main-Italic-BMLOBm91.woff)format("woff"),url(/mathyou/assets/KaTeX_Main-Italic-3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Main-Regular-B22Nviop.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Main-Regular-Dr94JaBh.woff)format("woff"),url(/mathyou/assets/KaTeX_Main-Regular-ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/mathyou/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff)format("woff"),url(/mathyou/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/mathyou/assets/KaTeX_Math-Italic-t53AETM-.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Math-Italic-DA0__PXp.woff)format("woff"),url(/mathyou/assets/KaTeX_Math-Italic-flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/mathyou/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2)format("woff2"),url(/mathyou/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff)format("woff"),url(/mathyou/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/mathyou/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2)format("woff2"),url(/mathyou/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff)format("woff"),url(/mathyou/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2)format("woff2"),url(/mathyou/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff)format("woff"),url(/mathyou/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Script-Regular-D3wIWfF6.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Script-Regular-D5yQViql.woff)format("woff"),url(/mathyou/assets/KaTeX_Script-Regular-C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Size1-Regular-C195tn64.woff)format("woff"),url(/mathyou/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Size2-Regular-oD1tc_U0.woff)format("woff"),url(/mathyou/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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)format("woff2"),url(/mathyou/assets/KaTeX_Size3-Regular-CTq5MqoE.woff)format("woff"),url(/mathyou/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Size4-Regular-BF-4gkZK.woff)format("woff"),url(/mathyou/assets/KaTeX_Size4-Regular-DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/mathyou/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2)format("woff2"),url(/mathyou/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff)format("woff"),url(/mathyou/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.17.0"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.newline{display:block}.katex .base{white-space:nowrap;width:min-content;position:relative}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{flex-direction:row;display:inline-flex}.katex .thinbox{width:0;max-width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}.app{flex-direction:column;height:100%;display:flex}.topbar{flex:0 0 var(--topbar-h);background:#000;align-items:center;gap:8px;padding:0 16px;display:flex;position:relative}.topbar__logo{width:min(calc(var(--cmdbar-trigger-h) * 224 / 44), calc((100vw - var(--cmdbar-width)) / 2 - 28px));height:auto;max-height:var(--cmdbar-trigger-h);-webkit-user-select:none;user-select:none;flex:none;display:block}.topbar__spacer{flex:1}.topbar__btn{width:36px;height:36px;color:var(--text-dim);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:6px;justify-content:center;align-items:center;padding:0;display:inline-flex;position:relative}.topbar__btn:hover{color:var(--text);background:#ffffff14}.topbar__btn svg{width:22px;height:22px}.topbar__btn[data-tip]:hover:after{content:attr(data-tip);background:var(--pane-bg);color:var(--text);border:1px solid var(--pane-border);white-space:nowrap;pointer-events:none;z-index:20;border-radius:6px;padding:3px 9px;font-size:13px;position:absolute;top:calc(100% + 6px);left:50%;transform:translate(-50%)}.topbar__btn--end[data-tip]:hover:after{left:auto;right:0;transform:none}.topbar__cmdbar{left:50%;top:var(--cmdbar-top);width:var(--cmdbar-width);height:var(--cmdbar-trigger-h);background:var(--pane-bg);border:1px solid var(--pane-border);color:var(--text-dim);font-family:var(--sans);border-radius:7px;align-items:center;gap:6px;padding:0 10px;font-size:14px;display:inline-flex;position:absolute;transform:translate(-50%)}.topbar__cmdbar:hover{border-color:var(--focus);color:var(--text)}.topbar__cmdbar-main{min-width:0;height:100%;color:inherit;font:inherit;cursor:pointer;background:0 0;border:none;flex:1;align-items:center;gap:8px;padding:0;display:inline-flex;position:relative}.topbar__cmdbar-sigil{font-family:var(--mono);color:var(--text-dim)}.topbar__cmdbar-text{text-align:left;white-space:nowrap;text-overflow:ellipsis;flex:1;overflow:hidden}.topbar__cmdbar-text--page{color:var(--text)}.topbar__cmdbar-kbd{font-family:var(--mono);color:var(--text-dim);border:1px solid var(--pane-border);white-space:nowrap;background:#ffffff0f;border-radius:4px;padding:1px 6px;font-size:12px}.topbar__cmdbar-icon{visibility:hidden;width:22px;height:22px;color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:4px;flex:none;justify-content:center;align-items:center;padding:2px;display:inline-flex}.topbar__cmdbar:hover .topbar__cmdbar-icon,.topbar__cmdbar:focus-within .topbar__cmdbar-icon{visibility:visible}.topbar__cmdbar-icon:hover{color:var(--text);background:#ffffff14}.topbar__cmdbar-icon svg{width:15px;height:15px}.topbar__cmdbar-input{border:1px solid var(--pane-border);min-width:0;font-family:var(--sans);color:var(--text);background:#ffffff0f;border-radius:4px;outline:none;flex:1;padding:1px 6px;font-size:14px}.topbar__cmdbar-main[data-tip]:hover:after{content:attr(data-tip);background:var(--pane-bg);color:var(--text);border:1px solid var(--pane-border);white-space:nowrap;pointer-events:none;z-index:20;border-radius:6px;padding:3px 9px;font-size:13px;position:absolute;top:calc(100% + 9px);left:50%;transform:translate(-50%)}.grid{background:var(--bg);min-height:0;padding:var(--pane-gap);flex-direction:row;flex:1;display:flex}.column{flex-direction:column;flex-basis:0;min-width:0;transition:flex-grow .15s;display:flex;overflow:hidden}.column--collapsed{flex:0 0 var(--collapsed-px)}.row{flex-basis:0;min-height:0;transition:flex-grow .15s;display:flex;overflow:hidden}.row--collapsed{flex:0 0 var(--collapsed-px)}.pane{background:var(--pane-bg);border:1px solid var(--pane-border);-webkit-user-select:none;user-select:none;border-radius:6px;flex-direction:column;flex:1;min-width:0;min-height:0;transition:border-color .15s;display:flex;overflow:hidden}.pane--focused{border-color:var(--focus-outline)}.pane__header{color:var(--text);border-bottom:1px solid var(--pane-border);background:#ffffff05;flex:0 0 38px;justify-content:space-between;align-items:center;gap:8px;padding:0 8px 0 14px;font-size:20px;display:flex}.pane--collapsed{cursor:pointer}.pane--collapsed .pane__header{border-bottom:none}.pane__icons{flex:none;align-items:center;gap:2px;display:flex}.pane__collapse,.pane__icon{color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:4px;flex:none;justify-content:center;align-items:center;padding:4px 8px;font-size:18px;line-height:1;display:inline-flex}.pane__collapse:hover,.pane__icon:hover{color:var(--text);background:#ffffff14}.pane__icon-svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.pane__file{text-overflow:ellipsis;white-space:nowrap;font-family:var(--mono);letter-spacing:.5px;text-transform:uppercase;color:var(--text-dim);cursor:pointer;background:0 0;border:none;flex:0 auto;padding:0 2px;font-size:10.5px;overflow:hidden}.pane__file:hover{color:var(--text)}.pane__file-input{border:1px solid var(--pane-border);font-family:var(--mono);color:var(--text);background:#ffffff0f;border-radius:4px;outline:none;flex:none;padding:0 4px;font-size:13px}.pane__tab--folded{flex:none;padding:3px 5px}@container (width<=340px){.pane__tab-name{display:none}}.pane__header--carousel .pane__tab-id,.pane__header--carousel .pane__file{display:none}@container (width<=600px){.pane__header--carousel .pane__tab-id{display:inline}.pane__header--carousel .pane__file{display:inline-block}}@container (width<=260px){.pane__tab-id,.pane__file{display:none!important}}.pane__hicon{visibility:hidden}.pane:hover .pane__hicon{visibility:visible}.pane__icon--on{visibility:visible;color:var(--collected)}.author{flex-direction:column;height:100%;min-height:0;display:flex}.author__body{flex:1;min-height:0;padding:10px 14px;overflow-y:auto}.author__placeholder{color:var(--text-dim);padding:18px 4px;font-size:14px}.author__section{flex-direction:column;gap:8px;display:flex}.author__h{letter-spacing:.8px;text-transform:uppercase;color:var(--text-dim);margin:10px 0 2px;font-size:12px;font-weight:600}.author__grid{grid-template-columns:1fr 1fr;gap:8px 10px;display:grid}.author__field{color:var(--text-dim);flex-direction:column;gap:3px;font-size:12px;display:flex}.author__field--wide{grid-column:1/-1}.author__input{box-sizing:border-box;border:1px solid var(--pane-border);width:100%;color:var(--text);background:#ffffff0d;border-radius:6px;outline:none;padding:6px 9px;font-size:14px}.author__input:focus{border-color:var(--focus)}.author__textarea{resize:vertical;font:inherit;font-size:14px}.author__mono{font-family:var(--mono);font-size:13px}.author__check{color:var(--text-dim);cursor:pointer;grid-column:1/-1;align-items:center;gap:8px;font-size:13px;display:inline-flex}.author__hint{color:var(--text-dim);font-size:12px}.author__hint code{font-family:var(--mono);color:var(--text)}.author__exprow{align-items:center;gap:6px;display:flex}.author__mini{border:1px solid var(--pane-border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:5px;flex:none;padding:4px 8px;font-size:12px}.author__mini:hover{color:var(--text);background:#ffffff0f}.author__mini:disabled{opacity:.45;cursor:default}.author__lock{vertical-align:middle;margin-left:6px;padding:1px 5px;font-size:11px;line-height:1.4}.author__lock--on{border-color:var(--author-purple,#a78bfa)}.author__snippet--locked{opacity:.55}.author__snippet--locked .cm-content{cursor:default}.author__edit-banner{border-color:var(--author-purple,#a78bfa);color:var(--author-purple,#a78bfa);white-space:nowrap}.author__btn{border:1px solid var(--pane-border);color:var(--text);cursor:pointer;background:#ffffff0d;border-radius:6px;padding:6px 12px;font-size:13px}.author__btn:hover:not(:disabled){background:#ffffff1a}.author__btn:disabled{opacity:.45;cursor:default}.author__tags{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.author__tag{border:1px solid var(--pane-border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:999px;padding:3px 10px;font-size:12.5px}.author__tag--on{color:var(--text);background:#a78bfa2e;border-color:#a78bfa}.author__tag-new{flex:none;width:120px}.author__bar{border-top:1px solid var(--pane-border);flex:none;align-items:center;gap:8px;padding:8px 14px;display:flex}.author__status{min-width:0;color:var(--text-dim);white-space:nowrap;text-overflow:ellipsis;text-align:right;flex:1;font-size:12px;overflow:hidden}.author__status-err{color:#e05c5c}.author__status-ok{color:#2cbb5d}.author__btn--publish:not(:disabled){border-color:var(--author-purple);color:var(--author-purple)}.author__gate{font-family:var(--mono);letter-spacing:.4px;color:var(--text-dim);border:1px solid var(--pane-border);border-radius:999px;flex:none;padding:2px 9px;font-size:11.5px}.author__gate--ok{color:#2cbb5d;border-color:#2cbb5d66}.author__mdsnippet{border:1px solid var(--pane-border);background:#ffffff0d;border-radius:6px;flex-direction:column;max-height:360px;display:flex;overflow:hidden}.author__mdsnippet:focus-within{border-color:var(--focus)}.author__mdsnippet .cm-editor{background:0 0;flex:auto;min-height:0;font-size:14px}.author__mdsnippet .cm-editor.cm-focused{outline:none}.author__mdsnippet .cm-content{font-family:var(--sans);caret-color:var(--text);color:var(--text)}.author__mdsnippet .cm-cursor{border-left-color:var(--text)}.author__mdsnippet .cm-scroller{padding:6px 9px;line-height:1.55;overflow:auto}.author__mdsnippet .cm-placeholder{color:var(--text-dim)}.author__mdsnippet--single{max-height:none}.author__mdsnippet--single .cm-scroller{padding:4px 9px;line-height:1.45}.author__case{border:1px solid var(--pane-border);background:#0000001f;border-radius:8px;flex-direction:column;gap:6px;padding:8px;display:flex}.author__pysnippet{border:1px solid var(--pane-border);border-radius:6px;overflow:hidden}.author__pysnippet .cm-editor{font-size:13px}.author__run{margin-left:8px}.listsov-panel{background:var(--pane-bg);border:1px solid var(--pane-border);width:min(680px,92vw);max-height:82vh;color:var(--text);border-radius:10px;flex-direction:column;gap:8px;padding:14px;display:flex;overflow:hidden}.listsov__head{align-items:center;gap:10px;display:flex}.listsov__title{font-size:1.05rem;font-weight:600}.listsov__search{background:var(--bg);color:var(--text);border:1px solid var(--pane-border);border-radius:6px;flex:1;padding:5px 8px;font-size:.9rem}.listsov__close{color:var(--text);cursor:pointer;background:0 0;border:none;font-size:1rem}.listsov__tabs{gap:6px;display:flex}.listsov__tab{border:1px solid var(--pane-border);color:var(--text);cursor:pointer;background:0 0;border-radius:6px;padding:4px 10px;font-size:.85rem}.listsov__tab--on{border-color:var(--focus);color:var(--text);background:color-mix(in srgb, var(--focus) 18%, transparent)}.listsov__rows{flex-direction:column;gap:4px;display:flex;overflow-y:auto}.listsov__group{color:var(--text-dim);text-transform:uppercase;letter-spacing:.06em;margin-top:8px;font-size:.78rem}.listsov__row{align-items:center;gap:6px;display:flex}.listsov__row--off{opacity:.5}.listsov__rowmain{color:var(--text);cursor:pointer;text-align:left;background:0 0;border:1px solid #0000;border-radius:6px;flex-direction:column;flex:1;align-items:flex-start;gap:1px;padding:6px 8px;display:flex}.listsov__rowmain:hover{border-color:var(--pane-border);background:color-mix(in srgb, var(--text) 6%, transparent)}.listsov__rowmain:disabled{cursor:default}.listsov__rowtitle{font-size:.92rem}.listsov__rowmeta{color:var(--text-dim);font-size:.75rem}.listsov__sub{border:1px solid var(--pane-border);color:var(--text);cursor:pointer;white-space:nowrap;background:0 0;border-radius:6px;padding:3px 9px;font-size:.78rem}.listsov__sub--on{border-color:var(--collected);color:var(--collected)}.listsov__mini{color:var(--text-dim);cursor:pointer;background:0 0;border:none}.listsov__mini:hover{color:var(--text)}.listsov__empty{color:var(--text-dim);padding:12px 4px;font-size:.85rem}.listsov__error{color:var(--danger);font-size:.82rem}.listsov__create{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.listsov__radio{align-items:center;gap:4px;font-size:.85rem;display:inline-flex}.listsov__seed{background:var(--bg);color:var(--text);border:1px solid var(--pane-border);border-radius:6px;padding:4px;font-size:.82rem}.listsov__newbtn{border:1px dashed var(--pane-border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:6px;padding:8px;font-size:.85rem}.listsov__newbtn:hover{color:var(--text)}.plist__shared{border-bottom:1px solid var(--pane-border);padding:4px 10px 8px}.plist__sharedhead{text-transform:uppercase;letter-spacing:.06em;color:var(--text-dim);justify-content:space-between;align-items:center;margin-bottom:3px;font-size:.75rem;display:flex}.plist__sharedbrowse{color:var(--text-dim);cursor:pointer;background:0 0;border:none;font-size:.75rem;text-decoration:underline}.plist__sharedbrowse:hover{color:var(--text)}.plist__sharedrow{align-items:center;gap:4px;display:flex}.plist__sharedrow--off{opacity:.5}.plist__sharedmain{color:var(--text);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:4px;flex:1;justify-content:space-between;align-items:center;gap:8px;padding:4px 2px;font-size:.88rem;display:flex}.plist__sharedmain:hover{background:color-mix(in srgb, var(--text) 6%, transparent)}.plist__sharedmain:disabled{cursor:default}.plist__sharedcount{color:var(--text-dim);font-size:.72rem}.plist__sharedx{color:var(--text-dim);cursor:pointer;background:0 0;border:none}.plist__sharedx:hover{color:var(--text)}.plist__sharedx:disabled{opacity:.4;cursor:default}.plist__sharederr{color:var(--danger);padding:2px 0;font-size:.75rem}.author__warn{color:var(--warn,#c77);font-size:.85em}.author__slotname{align-self:center;min-width:4.5rem}.author__mini-label{white-space:nowrap;align-items:center;gap:.3rem;font-size:.85em;display:inline-flex}.author__num{width:3.5rem}.author__runout{border:1px solid var(--pane-border);font-family:var(--mono);color:var(--text);white-space:pre-wrap;background:#00000040;border-radius:6px;max-height:180px;margin:0;padding:6px 9px;font-size:12px;overflow-y:auto}.pane__header{container-type:inline-size}.pane__header--carousel .pane__tabs{flex:0 auto}.plcar{--plcar-cell:80px;width:calc(3 * var(--plcar-cell));font-family:var(--mono);letter-spacing:.5px;white-space:nowrap;-webkit-user-select:none;user-select:none;flex:none;margin:0 auto;font-size:10.5px;position:relative;overflow:hidden}.plcar:before,.plcar:after{content:"|";color:var(--text-dim);opacity:.45;pointer-events:none;position:absolute;top:50%;transform:translate(-50%,-50%)}.plcar:before{left:33.333%}.plcar:after{left:66.667%}.plcar__strip{width:calc(5 * var(--plcar-cell));margin-left:calc(-1 * var(--plcar-cell));display:flex}.subtabs{flex:1;align-items:center;gap:4px;min-width:0;display:flex}.subtabs__arrow{width:18px;height:20px;color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:4px;flex:none;justify-content:center;align-items:center;padding:0;font-size:16px;line-height:1;display:inline-flex}.subtabs__arrow:hover:not(:disabled){color:var(--text);background:#ffffff0f}.subtabs__arrow:disabled{opacity:.3;cursor:default}.subtabs__cells{min-width:0;font-family:var(--mono);letter-spacing:.4px;flex-direction:row;flex:0 auto;align-items:center;font-size:11px;display:flex}.subtabs__cell{text-overflow:ellipsis;white-space:nowrap;max-width:130px;font:inherit;text-transform:uppercase;color:var(--text-dim);cursor:pointer;background:0 0;border:none;padding:2px 8px;overflow:hidden}.subtabs__cell--side{opacity:.5}.subtabs__cell--side:hover{color:var(--text);opacity:.85}.subtabs__cell--current{color:var(--text);align-items:center;gap:4px;font-weight:600;display:inline-flex}.subtabs__cur-name{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.subtabs__caret{opacity:.7;flex:none;font-size:9px}.subtabs__dd{flex:0 auto;min-width:0;display:flex;position:relative}.subtabs__menu{z-index:1000;background:var(--pane-bg);border:1px solid var(--pane-border);border-radius:6px;min-width:150px;max-height:240px;margin:0;padding:4px;list-style:none;position:fixed;overflow-y:auto;box-shadow:0 6px 20px #00000073}.subtabs__menu-item{text-align:left;width:100%;color:var(--text-dim);font-family:var(--mono);white-space:nowrap;cursor:pointer;background:0 0;border:none;border-radius:4px;padding:4px 8px;font-size:11px;display:block}.subtabs__menu-item:hover{color:var(--text);background:#ffffff14}.subtabs__menu-item.is-active{color:var(--text);font-weight:600}.subtabs__del-svg{width:14px;height:14px}.confirm-scrim{z-index:1000;background:#00000080;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.confirm-dialog{background:var(--pane-bg);border:1px solid var(--pane-border);border-radius:10px;min-width:280px;max-width:420px;padding:18px 20px 14px;box-shadow:0 12px 40px #0000008c}.confirm-dialog__msg{color:var(--text);margin:0 0 16px;font-size:14px;line-height:1.5}.confirm-dialog__actions{justify-content:flex-end;gap:8px;display:flex}.confirm-dialog__btn{border:1px solid var(--pane-border);color:var(--text);cursor:pointer;background:0 0;border-radius:6px;padding:6px 14px;font-size:13px}.confirm-dialog__btn:hover{background:#ffffff0f}.confirm-dialog__btn--danger{border-color:var(--danger);background:color-mix(in srgb, var(--danger) 18%, transparent)}.confirm-dialog__btn--danger:hover{background:color-mix(in srgb, var(--danger) 30%, transparent)}.plcar__cell{flex:0 0 var(--plcar-cell);text-overflow:ellipsis;text-align:center;font:inherit;text-transform:uppercase;color:var(--text-dim);opacity:.55;background:0 0;border:none;padding:2px 9px;overflow:hidden}.plcar__cell--current{color:var(--text);opacity:1}.plcar__cell--side{cursor:pointer}.plcar__cell--side:hover{color:var(--text);opacity:.9}.plcar__cell--rename{cursor:text}.plcar__cell--rename:hover{text-underline-offset:3px;-webkit-text-decoration:underline dotted;text-decoration:underline dotted}.plcar__strip--from-right{animation:.22s plcar-from-right}.plcar__strip--from-left{animation:.22s plcar-from-left}@keyframes plcar-from-right{0%{transform:translateX(var(--plcar-cell))}to{transform:translate(0)}}@keyframes plcar-from-left{0%{transform:translateX(calc(-1 * var(--plcar-cell)))}to{transform:translate(0)}}@media (prefers-reduced-motion:reduce){.plcar__strip{animation:none}}@container (width<=600px){.plcar{display:none}}.pane__tabs{flex:1;align-items:center;gap:8px;display:flex;overflow:hidden}.pane__tab{max-width:100%;color:var(--text-dim);cursor:pointer;white-space:nowrap;text-overflow:clip;background:0 0;border:none;border-radius:5px;flex:0 auto;align-items:center;gap:6px;padding:3px 6px;font-size:15px;display:inline-flex;overflow:hidden}.pane__tab:hover{color:var(--text);background:#ffffff0f}.pane__tab--active{color:var(--text)}.pane__tab-icon{flex:none;width:14px;height:14px}.pane__tab-sep{background:var(--divider);pointer-events:none;flex:none;width:1px;height:14px}.pane__tab-close{width:16px;height:16px;color:var(--text-dim);cursor:pointer;border-radius:4px;flex:none;justify-content:center;align-items:center;font-size:15px;line-height:1;display:inline-flex}.pane__tab-close:hover{color:var(--text);background:#ffffff24}.pane__body{flex:1;justify-content:center;align-items:center;min-height:0;display:flex}.mathpad{min-height:0;color:var(--text);flex-direction:column;flex:1;align-self:stretch;display:flex}.mathpad__subheader{border-bottom:1px solid var(--pane-border);flex:none;align-items:center;gap:8px;padding:3px 8px;display:flex}.mathpad__subtabs{flex:1;align-items:center;gap:8px;display:flex;overflow:hidden}.mathpad__tools{flex:none;align-items:center;gap:2px;display:flex}.mathpad__subtab{max-width:100%;color:var(--text-dim);cursor:pointer;white-space:nowrap;text-overflow:clip;background:0 0;border:none;border-radius:5px;flex:0 auto;align-items:center;gap:5px;padding:2px 6px;font-size:13px;display:inline-flex;overflow:hidden}.mathpad__subtab:hover{color:var(--text);background:#ffffff0f}.mathpad__subtab--active{color:var(--text)}.mathpad__subtab-sep{background:var(--divider);pointer-events:none;flex:none;width:1px;height:12px}.mathpad__subtab--editing{cursor:text}.mathpad__subtab-input{min-width:32px;font:inherit;color:var(--text);background:0 0;border:none;outline:none;padding:0;font-size:13px}.mathpad__subtab-close{width:14px;height:14px;color:var(--text-dim);cursor:pointer;border-radius:4px;flex:none;justify-content:center;align-items:center;font-size:13px;line-height:1;display:inline-flex}.mathpad__subtab-close:hover{color:var(--text);background:#ffffff24}.mathpad__subtab-add{width:20px;height:20px;color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:5px;flex:none;justify-content:center;align-items:center;padding:0;font-size:15px;line-height:1;display:inline-flex}.mathpad__subtab-add:hover{color:var(--text);background:#ffffff14}.mathpad__tool{color:var(--text-dim);cursor:pointer;font-variant-emoji:text;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:3px 6px;font-size:16px;line-height:1;display:inline-flex}.mathpad__tool:hover:not(:disabled){color:var(--text);background:#ffffff14}.mathpad__tool:disabled{opacity:.35;cursor:default}.mathpad__tool-svg{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:16px;height:16px}.mathpad__info{display:inline-flex;position:relative}.mathpad__info-pop{z-index:5;width:280px;color:var(--text-dim);background:var(--pane-bg);border:1px solid var(--pane-border);border-radius:6px;padding:10px 12px;font-size:12px;line-height:1.5;display:none;position:absolute;top:calc(100% + 6px);right:0;box-shadow:0 6px 20px #00000080}.mathpad__info:hover .mathpad__info-pop,.mathpad__info:focus-within .mathpad__info-pop{display:block}.mathpad__info-pop code,.mathpad__info-pop kbd{font-family:var(--mono);background:#ffffff12;border-radius:4px;padding:1px 5px;font-size:11px}.mathpad__lines{flex-direction:column;flex:1;gap:2px;min-height:0;padding:14px 18px;display:flex;overflow:auto}.mathfield{width:100%;color:var(--text);--caret-color:var(--text);--selection-background-color:color-mix(in srgb, var(--drop) 40%, transparent);-webkit-user-select:text;user-select:text;background:0 0;border:1px solid #0000;border-radius:6px;padding:6px 8px;font-size:26px;display:block}.mathfield:focus-within{border-color:var(--drop);background:#ffffff0a}.mathfield::part(virtual-keyboard-toggle),.mathfield::part(menu-toggle){display:none}.pane--mini{cursor:pointer;justify-content:center;align-items:center;padding:6px 0 24px;position:relative}.pane--mini .pane__collapse{position:absolute;bottom:4px;left:50%;transform:translate(-50%)}.pane__tabs--vertical{flex-direction:column;flex:0 auto;width:auto;max-height:100%}.pane__tab--vertical{flex-direction:column;max-width:none;max-height:100%;padding:6px 3px}.pane__tab--vertical .pane__tab-name,.pane__tab--vertical .pane__tab-id{writing-mode:vertical-rl;text-overflow:clip;overflow:hidden}.pane__tab-sep--vertical{width:14px;height:1px}.divider{flex:0 0 var(--pane-gap);background:var(--bg);position:relative}.divider:after{content:"";background:var(--divider-hover);opacity:0;transition:opacity .12s;position:absolute}.divider:hover:after{opacity:1}.divider--vertical{cursor:col-resize}.divider--vertical:after{width:2px;top:0;bottom:0;left:50%;transform:translate(-50%)}.divider--horizontal{cursor:row-resize}.divider--horizontal:after{height:2px;top:50%;left:0;right:0;transform:translateY(-50%)}body.resizing-col{cursor:col-resize;-webkit-user-select:none;user-select:none}body.resizing-row{cursor:row-resize;-webkit-user-select:none;user-select:none}body.resizing-col .column,body.resizing-row .row{transition:none}body.dragging-content{cursor:grabbing;-webkit-user-select:none;user-select:none}.drop-preview{z-index:35;box-sizing:border-box;background:color-mix(in srgb, var(--drop) 22%, transparent);border:2px solid color-mix(in srgb, var(--drop) 65%, white 25%);pointer-events:none;border-radius:8px;transition:transform .12s,width .12s,height .12s,background .12s;position:fixed;top:0;left:0}.drag-ghost{z-index:40;color:var(--text);background:var(--pane-bg);border:1px solid var(--pane-border);pointer-events:none;white-space:nowrap;border-radius:6px;align-items:center;gap:8px;padding:5px 12px;font-size:15px;display:inline-flex;position:fixed;top:0;left:0;box-shadow:0 6px 20px #00000080}.drag-ghost__dot{border-radius:50%;width:10px;height:10px}.maximized-layer{inset:var(--cmdbar-top) 0 0 0;z-index:25;background:var(--bg);padding:var(--pane-gap);display:flex;position:fixed}.help-backdrop{z-index:30;background:#00000080;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}.help-panel{box-sizing:border-box;overscroll-behavior:contain;background:var(--pane-bg);border:1px solid var(--pane-border);border-radius:10px;width:min(560px,100%);max-height:100%;padding:0 clamp(14px,3vw,28px) 16px;overflow-y:auto;box-shadow:0 10px 40px #00000080}.help-panel h2{color:var(--text);background:var(--pane-bg);border-bottom:1px solid var(--pane-border);margin:0 0 8px;padding:20px 0 12px;font-size:22px;font-weight:500;position:sticky;top:0}.help-row{justify-content:space-between;align-items:baseline;gap:16px;padding:6px 0;font-size:clamp(14px,1.6vw,17px);display:flex}.help-row kbd{font-family:var(--mono);color:var(--text);border:1px solid var(--pane-border);white-space:nowrap;background:#ffffff0f;border-radius:4px;flex:none;padding:2px 8px;font-size:.9em}.help-row span{text-align:right;min-width:0;color:var(--text-dim)}.cmdbar-backdrop{padding-top:var(--cmdbar-top);z-index:30;background:#00000080;justify-content:center;align-items:flex-start;display:flex;position:fixed;inset:0}.cmdbar-panel{width:var(--cmdbar-width);background:var(--pane-bg);border:1px solid var(--pane-border);transform-origin:top;border-radius:7px;flex-direction:column;max-height:50vh;animation:.12s ease-out cmdbar-drop;display:flex;overflow:hidden;box-shadow:0 10px 40px #00000080}@keyframes cmdbar-drop{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.cmdbar-input{height:var(--cmdbar-trigger-h);border:none;border-bottom:1px solid var(--pane-border);color:var(--text);font-family:var(--sans);background:0 0;outline:none;flex:none;margin:0;padding:0 12px;font-size:15px}.cmdbar-list{flex:auto;margin:0;padding:6px;list-style:none;overflow-y:auto}.cmdbar-row{color:var(--text);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:6px;padding:11px 12px;font-size:15px}.cmdbar-row:nth-child(2n){background:#ffffff08}.cmdbar-row--active,.cmdbar-row--active:nth-child(2n){background:var(--focus);color:#fff}.cmdbar-file-kind{font-family:var(--mono);color:var(--text-dim);flex:0 0 44px;font-size:13.5px}.cmdbar-empty{color:var(--text-dim);text-align:center;padding:12px;font-size:15px}.code-editor{flex-direction:column;flex:1;align-self:stretch;min-width:0;min-height:0;display:flex}.code-editor__header{border-bottom:1px solid var(--pane-border);flex:none;align-items:center;gap:10px;padding:3px 10px 3px 14px;font-size:14px;display:flex}.code-editor__subtabs{flex:auto;min-width:0;overflow:hidden}.code-editor__lang{color:var(--text)}.code-editor__problem{color:var(--text-dim);font-family:var(--mono);font-size:13px}.code-editor__libsel{display:inline-flex}.code-editor__libsel-trigger{border:1px solid var(--pane-border);color:var(--text-dim);font-family:var(--mono);cursor:pointer;background:0 0;border-radius:5px;align-items:center;gap:4px;padding:1px 6px;font-size:12px;display:inline-flex}.code-editor__libsel-trigger:hover{color:var(--text);border-color:var(--text-dim)}.code-editor__libsel-caret{opacity:.7;font-size:9px}.code-editor__libsel-menu{z-index:1000;background:var(--pane-bg);border:1px solid var(--pane-border);border-radius:6px;min-width:110px;margin:0;padding:4px;list-style:none;position:fixed;box-shadow:0 6px 20px #00000073}.code-editor__libsel-item{text-align:left;width:100%;color:var(--text-dim);font-family:var(--mono);white-space:nowrap;cursor:pointer;background:0 0;border:none;border-radius:4px;padding:4px 8px;font-size:12px;display:block}.code-editor__libsel-item:hover{background:var(--hover-bg,#ffffff0f);color:var(--text)}.code-editor__libsel-item.is-active{color:var(--accent,#569cd6)}.code-editor__actions{align-items:center;gap:6px;margin-left:auto;display:flex}.code-editor__icon-btn{width:22px;height:22px;color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:3px;display:flex}.code-editor__icon-btn:hover{color:var(--text);background:#ffffff1a}.code-editor__icon-btn svg{width:100%;height:100%}.code-editor__btn{color:var(--text);cursor:pointer;background:#ffffff0f;border:none;border-radius:5px;padding:3px 12px;font-size:13px}.code-editor__btn:hover{background:#ffffff1f}.code-editor__btn--submit{color:#fff;background:#2cbb5d}.code-editor__btn--submit:hover{background:#35d268}.code-editor__cm{flex:auto;min-height:0}.code-editor__cm .cm-editor{height:100%}.code-output,.graph-editor{flex-direction:column;flex:1;align-self:stretch;min-width:0;min-height:0;display:flex}.graph-output{touch-action:none;cursor:grab;flex:1;align-self:stretch;min-width:0;min-height:0;position:relative;overflow:hidden}.graph-output:active{cursor:grabbing}.graph-output__svg{display:block;position:absolute;inset:0}.graph-output__grid{stroke:var(--pane-border,#2a3040);stroke-width:1px;opacity:.5}.graph-output__axis{stroke:var(--text-muted,#8a93a3);stroke-width:1.25px}.graph-output__tick{fill:var(--text-muted,#8a93a3);-webkit-user-select:none;user-select:none;font-size:10px}.graph-output__curve{fill:none;stroke-width:1.75px;stroke-linejoin:round;stroke-linecap:round}.graph-scene-3d{flex:1;align-self:stretch;min-width:0;min-height:0;position:relative;overflow:hidden}.graph-scene-3d canvas{display:block}.graph-output__tools{align-items:flex-start;gap:4px;display:flex;position:absolute;top:6px;right:6px}.graph-output__plotbtn{background:var(--pane-bg,#1b2030);border:1px solid var(--pane-border,#2a3040);width:24px;height:24px;color:var(--text-muted,#8a93a3);cursor:pointer;border-radius:4px;justify-content:center;align-items:center;font-size:14px;line-height:1;display:flex}.graph-output__plotbtn:hover{color:var(--text,#d6dbe5)}.graph-output__export{position:relative}.graph-output__export-menu{z-index:6;background:var(--pane-bg,#1b2030);border:1px solid var(--pane-border,#2a3040);border-radius:4px;flex-direction:column;display:flex;position:absolute;top:calc(100% + 4px);right:0;overflow:hidden}.graph-output__export-item{color:var(--text-muted,#8a93a3);cursor:pointer;text-align:left;background:0 0;border:none;padding:5px 16px 5px 12px;font-size:12px}.graph-output__export-item:hover{color:var(--text,#d6dbe5);background:#ffffff0f}.graph-output__legend{pointer-events:none;flex-direction:column;gap:2px;max-width:60%;font-size:12px;display:flex;position:absolute;top:6px;left:6px}.graph-output__legend-row{align-items:center;gap:6px;display:flex}.graph-output__legend-swatch{border-radius:2px;flex:none;width:10px;height:10px}.graph-output__legend-eq--error{opacity:.55}.graph-output__legend-err{color:#fb923c}.graph-output__busy{color:var(--text-muted,#8a93a3);font-style:italic}.graph-editor__subheader{border-bottom:1px solid var(--pane-border);flex:none;justify-content:space-between;align-items:center;gap:6px;padding:3px 8px;display:flex}.graph-editor__tool{cursor:pointer;color:var(--text-muted,#8a93a3);background:0 0;border:none;padding:2px 4px;font-size:14px}.graph-editor__typetabs{align-items:center;gap:4px;display:flex}.graph-editor__typetab{cursor:pointer;color:var(--text-muted,#8a93a3);background:0 0;border:none;border-bottom:2px solid #0000;padding:2px 8px;font-size:12px}.graph-editor__typetab--active{color:var(--text,#d6dbe5);border-bottom-color:var(--accent,#4f8cff)}.graph-editor__lines{flex:1;min-height:0;padding:4px 0;overflow-y:auto}.graph-editor__line{align-items:center;gap:8px;padding:2px 8px;display:flex}.graph-editor__swatch{border-radius:2px;flex:none;width:10px;height:10px}.graph-editor__line math-field{flex:1;min-width:0}.code-output__tabs,.problem-pane__tabs{border-bottom:1px solid var(--pane-border);flex:none;align-items:center;gap:6px;padding:3px 8px;display:flex}.code-output__tab{color:var(--text-dim);cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:5px;padding:3px 8px;font-size:14px}.code-output__tab:hover{color:var(--text);background:#ffffff0f}.code-output__tab--active{color:var(--text)}.code-output__tab-sep{background:var(--pane-border);flex:0 0 1px;height:16px}.code-output__body{flex:auto;min-height:0;padding:12px 14px;overflow:auto}.code-output__hint{color:var(--text-dim);font-size:14px}.code-output__pre{color:var(--text);font-family:var(--mono);white-space:pre-wrap;word-break:break-word;background:#1e1e1e;border-radius:6px;margin:0 0 10px;padding:10px 12px;font-size:13px}.code-output__pre--err{color:#f06a6a}.code-output__verdict{align-items:baseline;gap:12px;margin-bottom:12px;font-size:20px;font-weight:600;display:flex}.code-output__verdict--pass{color:#2cbb5d}.code-output__verdict--fail{color:#f06a6a}.code-output__verdict-count{color:var(--text-dim);font-size:14px;font-weight:400}.code-output__chips{flex-wrap:wrap;gap:8px;margin-bottom:14px;display:flex}.code-output__chip{color:var(--text);cursor:pointer;white-space:nowrap;background:#ffffff0f;border:1px solid #0000;border-radius:6px;padding:4px 12px;font-size:13px}.code-output__chip:hover{background:#ffffff1a}.code-output__chip--pass .code-output__chip-mark{color:#2cbb5d}.code-output__chip--fail .code-output__chip-mark{color:#f06a6a}.code-output__chip--selected{border-color:var(--focus-outline);background:#ffffff1a}.code-output__block{margin-bottom:10px}.code-output__block-label{color:var(--text-dim);margin-bottom:4px;font-size:12px}.code-output__block-value{color:var(--text);font-family:var(--mono);white-space:pre-wrap;word-break:break-word;background:#1e1e1e;border-radius:6px;margin:0;padding:10px 12px;font-size:13px}.code-output__block-value--err{color:#f06a6a}.code-output__hintblock{border-left:3px solid var(--accent,#4f8cff);background:var(--surface-2,#ffffff08);color:var(--text-dim);border-radius:4px;margin-top:12px;padding:10px 12px;font-size:13px}.code-output__hintblock-label{letter-spacing:.06em;text-transform:uppercase;color:var(--accent,#4f8cff);margin-bottom:6px;font-size:11px}.code-output__hintblock p:first-child{margin-top:0}.code-output__hintblock p:last-child{margin-bottom:0}.problem-pane{flex-direction:column;flex:1;align-self:stretch;min-width:0;min-height:0;display:flex}.problem-pane__id{color:var(--text-dim);font-family:var(--mono);margin-left:auto;font-size:13px}.problem-pane__body{flex:auto;min-height:0;padding:12px 14px;overflow:auto}.problem-pane__statement .mdlite{font-size:17px;line-height:1.6}.problem-pane__statement{margin-bottom:16px}.problem-pane__given{border:1px solid var(--pane-border);background:#ffffff05;border-radius:6px;margin:0 0 12px;padding:10px 12px}.problem-pane__given-title{letter-spacing:.4px;text-transform:uppercase;color:var(--text-dim);align-items:baseline;gap:6px;margin-bottom:8px;font-size:12px;font-weight:600;display:flex}.problem-pane__given-jump{font:inherit;letter-spacing:normal;text-transform:none;color:var(--text-dim);cursor:pointer;background:0 0;border:none;margin-left:auto;padding:0 2px;font-weight:400}.problem-pane__given-jump:hover{color:var(--text)}.problem-pane__given-note{letter-spacing:normal;text-transform:none;font-weight:400}.problem-pane__given-row{align-items:baseline;gap:10px;margin:4px 0;display:flex}.problem-pane__given-label{color:var(--text-dim);flex:0 0 64px;font-size:12px}.problem-pane__given-code{font-family:var(--mono);color:var(--text);white-space:pre-wrap;word-break:break-word;font-size:13.5px}.problem-pane__given-math-stack{flex-direction:column;gap:6px;display:flex}.mdlite--inline,.mdlite--inline p{margin:0;display:inline}.problem-pane__retry{color:var(--text);cursor:pointer;background:#ffffff14;border:none;border-radius:5px;padding:2px 10px;font-size:13px}.mdlite{color:var(--text);font-size:14px;line-height:1.55}.mdlite p{margin:0 0 10px}.mdlite__h{color:var(--text);margin:14px 0 8px;font-weight:600}.mdlite h3.mdlite__h{font-size:15px}.mdlite h4.mdlite__h{font-size:14px}.mdlite h5.mdlite__h{font-size:13.5px}.mdlite__h:first-child{margin-top:0}.mdlite code{font-family:var(--mono);background:#1e1e1e;border-radius:4px;padding:1px 5px;font-size:13px}.mdlite__code{font-family:var(--mono);white-space:pre;background:#1e1e1e;border-radius:6px;margin:0 0 10px;padding:10px 12px;font-size:13px;overflow-x:auto}.mdlite__code code{background:0 0;padding:0}.mdlite__math--block{text-align:center;margin:10px 0;display:block;overflow-x:auto}.mdlite [style*="solid #000000"],.mdlite [style*="solid #000"],.mdlite [style*=solid\ black]{border-color:currentColor!important}.problem-pane__hint{margin-bottom:12px}.problem-pane__hint-toggle{border:1px solid var(--pane-border);width:100%;color:var(--text);text-align:left;cursor:pointer;background:#ffffff08;border-radius:6px;padding:6px 10px;font-size:14px;display:block}.problem-pane__hint-toggle:hover{background:#ffffff12}.problem-pane__chevron{color:var(--text-dim);transition:transform .12s;display:inline-block}.problem-pane__chevron--open{transform:rotate(90deg)}.problem-pane__hint>.mdlite{padding:10px 10px 2px}.problem-pane__solution{margin-bottom:12px;position:relative}.problem-pane__solution--gated .problem-pane__solution-body{filter:blur(7px);pointer-events:none;-webkit-user-select:none;user-select:none}.problem-pane__answer{border-top:1px solid var(--pane-border,#2a3040);margin-top:10px;padding-top:10px}.problem-pane__answer:first-child{border-top:none;margin-top:0;padding-top:0}.problem-pane__answer-title{letter-spacing:.4px;text-transform:uppercase;color:var(--text-dim);margin-bottom:6px;font-size:12px;font-weight:600}.problem-pane__answer-note{letter-spacing:0;text-transform:none;opacity:.8;font-weight:400}.problem-pane__reveal{background:var(--pane-bg);color:#2cbb5d;cursor:pointer;border:1px solid #2cbb5d;border-radius:999px;padding:6px 18px;font-size:14px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.problem-pane__reveal:hover{color:#fff;background:#2cbb5d}.problem-pane__variants{gap:6px;margin-bottom:10px;display:flex}.problem-pane__variant{color:var(--text-dim);cursor:pointer;background:#ffffff0f;border:1px solid #0000;border-radius:6px;padding:2px 10px;font-size:13px}.problem-pane__variant:hover{color:var(--text);background:#ffffff1a}.problem-pane__variant--active{color:var(--text);border-color:var(--focus-outline)}.divider__tether{background:var(--focus-outline);pointer-events:none;z-index:2;border-radius:999px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.divider__tether--horizontal{width:26px;height:1px}.divider__tether--vertical{width:1px;height:26px}.pane__tether{color:var(--text-dim);cursor:default}.pane__tether:hover{color:#e8a33d;background:0 0}.pane__tether svg{width:16px;height:16px}.pane--tether-hint{outline-offset:-1px;outline:1px solid #e8a33d}.pane--tether-hint--ind{outline-color:#4f8cff}.pane--tether-hint--author{outline-color:var(--author-purple)}.pane__tether--ind:hover{color:#4f8cff}.pane__tether--author:hover{color:var(--author-purple)}.texted{flex-direction:column;flex:1;align-self:stretch;min-width:0;min-height:0;display:flex}.texted__host{flex:auto;min-height:0;overflow:hidden}.texted__toolbar{border-bottom:1px solid var(--pane-border);flex:none;align-items:center;gap:1px;padding:2px 6px;display:flex}.texted__toolbar-sep{background:var(--pane-border);align-self:stretch;width:1px;margin:3px 4px}.texted__fmt{min-width:22px;font-size:13px;font-weight:600}.texted__fmt--bold{font-weight:800}.texted__fmt--italic{font-style:italic}.texted__fmt--underline{text-decoration:underline}.texted__fmt--strike{text-decoration:line-through}.texted__fmt--code{font-family:var(--mono);font-size:11px}.texted__host .cm-editor{background:0 0;height:100%;font-size:22px}.texted__host .cm-content{font-family:var(--sans)}.texted__host .cm-editor.cm-focused{outline:none}.texted__host .cm-scroller{padding:12px 16px;line-height:1.6;overflow:auto}.texted__host .cm-content{caret-color:var(--text);color:var(--text)}.texted__host .cm-cursor{border-left-color:var(--text)}.texted-h{font-weight:700}.texted-h *{text-decoration:none}.texted-h1{font-size:1.7em}.texted-h2{font-size:1.45em}.texted-h3{font-size:1.25em}.texted-h4{font-size:1.1em}.texted-h5{font-size:1em}.texted-h6{color:var(--text-dim);font-size:.95em}.texted-strong{font-weight:700}.texted-em{font-style:italic}.texted-strike{opacity:.75;text-decoration:line-through}.texted-underline{text-decoration:underline}.texted-code{font-family:var(--mono);background:#ffffff12;border-radius:4px;padding:1px 4px;font-size:.9em}.texted-quote{border-left:3px solid var(--pane-border);color:var(--text-dim);padding-left:10px}.texted-codeblock{font-family:var(--mono);background:#ffffff0d;margin:0 10px;padding:0 12px;font-size:13px}.texted-codeblock--first{border-radius:6px 6px 0 0;padding-top:4px}.texted-codeblock--last{border-radius:0 0 6px 6px;padding-bottom:4px}.texted-fence{color:var(--text-dim);opacity:.6}.texted-codeinfo,.texted-codeinfo *{color:#9cdcfe}.texted-codehead{font-family:var(--mono);background:#ffffff14;border-radius:6px 6px 0 0;justify-content:space-between;align-items:center;margin:4px 10px 0;padding:3px 12px;font-size:12px;display:flex}.texted-codehead__lang{color:#9cdcfe}.texted-codehead__tools{align-items:center;gap:2px;display:inline-flex}.texted-codehead__btn{width:22px;height:20px;color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:0;font-size:14px;display:inline-flex}.texted-codehead__btn:hover{color:var(--text);background:#ffffff14}.texted-codehead__btn svg{width:13px;height:13px}.texted-codefoot{background:#ffffff0d;border-radius:0 0 6px 6px;height:7px;margin:0 10px 4px}.texted-math .katex{font-size:1.05em}.texted-math--block{text-align:center;padding:1px 0;display:block}.texted-math .katex-display{margin:.5em 0}.mathpad__static-header{color:var(--text-dim);font-family:var(--mono);-webkit-user-select:none;user-select:none;flex:1;padding:3px 6px 3px 14px;font-size:14px}.mathsub{flex-direction:column;flex:1;align-self:stretch;min-width:0;min-height:0;display:flex}.mathsub>.mathpad{flex:auto;min-height:0}.mathsub__submission{border-top:1px solid var(--pane-border);background:#00000024;flex:none;padding:8px 14px 10px}.mathsub__head{align-items:center;gap:10px;margin-bottom:6px;display:flex}.mathsub__title{color:var(--text);font-size:14px;font-weight:600}.mathsub__hint{color:var(--text-dim);font-size:12.5px}.mathsub__verdict{margin-left:auto;font-size:17px;font-weight:700;line-height:1}.mathsub__verdict--pass{color:#2cbb5d}.mathsub__verdict--fail{color:#f06a6a}.mathsub__verdict--busy{color:var(--text-dim)}.mathsub__reveal{background:var(--pane-bg);color:#2cbb5d;cursor:pointer;border:1px solid #2cbb5d;border-radius:999px;padding:3px 12px;font-family:inherit;font-size:12.5px}.mathsub__reveal:hover{color:#fff;background:#2cbb5d}.mathsub__actions{justify-content:flex-end;margin-top:10px;display:flex}.mathsub__submit{border:1px solid var(--pane-border,#2a3040);color:var(--text);cursor:pointer;background:#ffffff0f;border-radius:5px;padding:4px 16px;font-family:inherit;font-size:13px}.mathsub__submit:hover{border-color:var(--accent,#4f8cff);background:#ffffff1f}.mathsub__solution{border:1px solid var(--pane-border);background:var(--pane-bg);border-radius:8px;margin-top:10px;padding:10px 12px}.mathsub__solution-note{color:var(--collected);margin-bottom:6px;font-size:12px}.mathsub__voided,.code-editor__voided{color:#e8a33d;background:#e8a33d1a;border:1px solid #e8a33d66;border-radius:5px;align-items:center;gap:6px;padding:5px 9px;font-size:12px;display:flex}.mathsub__voided{margin-bottom:10px}.code-editor__voided{margin:6px 8px 0}.mathsub__answer{border-top:1px solid var(--pane-border);margin-top:10px;padding-top:10px}.mathsub__answer:first-child{border-top:none;margin-top:0;padding-top:0}.mathsub__answer-title{letter-spacing:.4px;text-transform:uppercase;color:var(--text-dim);margin-bottom:6px;font-size:12px;font-weight:600}.mathsub__answer-note{letter-spacing:0;text-transform:none;opacity:.8;font-weight:400}.mathsub__answer-row{align-items:baseline;gap:8px;margin-bottom:4px;display:flex}.mathsub__field{align-items:center;gap:8px;margin-bottom:6px;display:flex}.mathsub__field-label{color:var(--text-dim);font-family:var(--mono);flex:none;font-size:13px}.mathsub__field math-field{flex:1;min-width:0}.topbar__avatar{width:24px;height:24px;color:inherit;background:0 0;justify-content:center;align-items:center;font-size:17px;font-weight:600;display:inline-flex}.auth-panel{background:var(--pane-bg);border:1px solid var(--pane-border);width:340px;color:var(--text);border-radius:10px;padding:18px 20px 20px}.auth-title{margin:0 0 12px;font-size:17px}.auth-tabs{gap:6px;margin-bottom:14px;display:flex}.auth-tab{color:var(--text-dim);cursor:pointer;background:#ffffff0d;border:none;border-radius:6px;flex:1;padding:6px 0;font-size:14px}.auth-tab--active{color:var(--text);background:#ffffff1a}.auth-form{flex-direction:column;gap:10px;display:flex}.auth-input{border:1px solid var(--pane-border);color:var(--text);background:#00000040;border-radius:6px;outline:none;padding:8px 10px;font-size:14px}.auth-input:focus{border-color:var(--focus)}.auth-error{color:#f06a6a;font-size:13px}.auth-btn{color:var(--text);cursor:pointer;background:#ffffff14;border:none;border-radius:6px;padding:8px 0;font-size:14px}.auth-btn--primary{background:var(--drop);color:#fff}.auth-btn--primary:disabled{opacity:.6;cursor:default}.auth-user{align-items:center;gap:10px;margin-bottom:10px;display:flex}.auth-avatar{background:var(--drop);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;font-size:17px;font-weight:600;display:inline-flex}.auth-name{font-size:15px}.auth-note{color:var(--text-dim);margin:0 0 14px;font-size:13px}.plist-backdrop{opacity:0;pointer-events:none;z-index:39;background:#00000073;transition:opacity .18s;position:fixed;inset:0}.plist-backdrop--open{opacity:1;pointer-events:auto}.plist{border-left:1px solid var(--pane-border);visibility:hidden;z-index:40;background:#161616;flex-direction:column;width:480px;transition:transform .18s,visibility 0s linear .18s;display:flex;position:fixed;top:0;bottom:0;right:0;transform:translate(100%)}.plist--open{visibility:visible;transition:transform .18s;transform:translate(0)}.plist__header{border-bottom:1px solid var(--pane-border);flex:none;align-items:center;gap:10px;padding:18px 16px;display:flex}.plist__close{color:var(--text-dim);cursor:pointer;flex:none}.plist__close:hover{color:var(--text)}.plist__title{color:var(--text);font-size:18px;font-weight:600}.plist__solved{color:var(--text-dim);margin-left:auto;font-size:14px}.plist__controls{flex:none;align-items:center;gap:6px;padding:10px 14px;display:flex}.plist__search{min-width:0;color:var(--text);background:#ffffff0f;border:1px solid #0000;border-radius:999px;outline:none;flex:1;padding:10px 16px;font-size:15px}.plist__search:focus{border-color:var(--focus)}.plist__ctl{width:34px;height:34px;color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:6px;flex:none;justify-content:center;align-items:center;display:inline-flex}.plist__ctl svg{width:19px;height:19px}.plist__ctl:hover{color:var(--text);background:#ffffff14}.plist__ctl--active{color:var(--text);background:#ffffff1a}.plist__filters{flex:none;grid-template-columns:1fr 1fr;gap:8px;padding:0 14px 10px;display:grid}.plist__filter{color:var(--text-dim);flex-direction:column;gap:3px;font-size:12px;display:flex}.plist__filter select{border:1px solid var(--pane-border);color:var(--text);background:#1c1c1c;border-radius:5px;padding:4px 6px;font-size:13px}.plist__rows{flex:auto;min-height:0;padding:6px 8px 12px;overflow-y:auto}.plist__hint{color:var(--text-dim);padding:16px;font-size:14.5px}.plist__retry{color:var(--text);cursor:pointer;background:#ffffff14;border:none;border-radius:5px;padding:2px 8px}.plist__row{width:100%;color:var(--text);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:6px;align-items:center;gap:10px;margin-bottom:4px;padding:13px 12px;font-size:15px;display:flex}.plist__row:nth-child(2n){background:#ffffff08}.plist__row:hover{background:#ffffff14}.plist__mark{text-align:center;flex:0 0 18px;font-size:14px}.plist__mark--solved{color:#2cbb5d;font-weight:700}.plist__mark--half{color:#e8c83d;font-weight:700}.plist__id{font-family:var(--mono);color:var(--text-dim);flex:none;font-size:13.5px}.plist__snippet{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.plist__add{text-align:center;color:var(--text-dim);opacity:0;cursor:pointer;flex:0 0 18px;font-size:15px}.plist__row:hover .plist__add,.plist__add--in{opacity:1}.plist__add:hover{color:var(--text)}.plist__add--in{color:var(--collected)}.plist__listchip{border:1px solid var(--pane-border);background:#ffffff0d;border-radius:999px;align-items:center;gap:4px;margin-left:10px;padding:2px 4px 2px 10px;display:inline-flex}.plist__listchip-name{font-family:var(--mono);color:var(--text);white-space:nowrap;text-overflow:ellipsis;cursor:pointer;background:0 0;border:none;max-width:220px;padding:0;font-size:12.5px;overflow:hidden}.plist__listchip-close{color:var(--text-dim);cursor:pointer}.plist__listchip-close:hover{color:var(--text)}.plist__listchip-input{border:1px solid var(--pane-border);font-family:var(--mono);color:var(--text);background:#ffffff0f;border-radius:4px;outline:none;margin-left:10px;padding:1px 6px;font-size:13px}.cmdbar-problem{flex:1;align-items:center;gap:8px;min-width:0;display:flex}.cmdbar-problem .plist__snippet{font-size:14px}.cmdbar-add{text-align:center;color:var(--text-dim);opacity:0;cursor:pointer;flex:0 0 18px;margin-left:auto;font-size:15px}.cmdbar-row:hover .cmdbar-add,.cmdbar-add--in{opacity:1}.cmdbar-add:hover{color:var(--text)}.cmdbar-add--in{color:var(--collected)}.pane__tab-id{font-family:var(--mono);letter-spacing:.5px;color:var(--text-dim);margin-left:6px;font-size:10.5px}.plist__tagbox{border:1px solid var(--pane-border);background:#0000002e;border-radius:8px;flex-direction:column;grid-column:1/-1;gap:8px;padding:8px;display:flex}.plist__tag-search{color:var(--text);background:#ffffff0d;border:none;border-radius:6px;outline:none;padding:5px 9px;font-size:13px}.plist__tags{flex-wrap:wrap;gap:6px;max-height:132px;display:flex;overflow-y:auto}.plist__tag{color:var(--text-dim);cursor:pointer;white-space:nowrap;background:#ffffff14;border:none;border-radius:999px;padding:3px 10px;font-size:12.5px}.plist__tag:hover{color:var(--text);background:#ffffff24}.plist__tag--on{color:#1c1c1c;background:#e9e9e9;font-weight:600}.plist__tag-footer{justify-content:flex-end;display:flex}.plist__tag-reset{color:var(--text-dim);cursor:pointer;background:0 0;border:none;font-size:12.5px}.plist__tag-reset:hover{color:var(--text)}.problem-pane__seed{color:#e8a33d;cursor:pointer;background:0 0;border:none;margin-left:4px;padding:0;font-family:inherit;font-size:12px}.problem-pane__seed:hover{text-decoration:line-through}.account-panel{background:var(--pane-bg);border:1px solid var(--pane-border);border-radius:10px;flex-direction:column;width:min(1240px,95vw);height:min(860px,92vh);display:flex;overflow:hidden;box-shadow:0 10px 40px #00000080}.account-header{border-bottom:1px solid var(--pane-border);align-items:center;gap:16px;padding:22px 26px;display:flex}.account-id{flex:auto;min-width:0}.account-name{font-size:22px;font-weight:600}.account-stats{color:var(--text-dim);flex-wrap:wrap;gap:14px;margin-top:6px;font-size:14px;display:flex}.account-stat--full{color:#2cbb5d}.account-stat--half{color:var(--collected)}.account-sync{color:var(--text-dim);flex:none;font-size:13px}.account-sync--idle{color:#2cbb5d}.account-sync--pending{color:var(--collected)}.account-sync--error{color:#e07a7a}.account-logout{flex:none;width:auto;padding:7px 14px}.account-body{flex:auto;min-height:0;display:flex}.account-nav{border-right:1px solid var(--pane-border);flex-direction:column;gap:3px;min-width:168px;padding:16px 12px;display:flex}.account-nav__item{text-align:left;color:var(--text-dim);cursor:pointer;background:0 0;border:none;border-radius:6px;padding:10px 16px;font-size:15px}.account-nav__item:hover{color:var(--text);background:#ffffff0f}.account-nav__item--active{color:var(--drop);background:#4f8cff24}.account-content{flex-direction:column;flex:auto;gap:12px;min-width:0;padding:20px 24px;display:flex;position:relative}.account-dashboard{flex-direction:column;flex:auto;gap:18px;min-width:0;display:flex;overflow-y:auto}.dash-cards{flex-wrap:wrap;gap:16px;display:flex}.dash-card{background:var(--pane-bg,#1b2030);border:1px solid var(--pane-border,#2a3040);border-radius:10px;flex-direction:column;flex:1 1 0;align-items:center;gap:4px;min-width:180px;padding:20px 16px;display:flex}.dash-card__big{color:var(--text,#d6dbe5);font-size:38px;font-weight:700}.dash-card__label{color:var(--text-muted,#8a93a3);font-size:15px}.dash-card__sub{color:var(--text-dim,#6b7280);font-size:13px}.dash-goal-edit{justify-content:center;align-items:center;gap:4px;margin-top:4px;display:flex}.dash-goal-edit__btn{border:1px solid var(--pane-border,#2a3040);background:var(--pane-bg,#11151c);width:22px;height:22px;color:var(--text,#d7dce5);cursor:pointer;border-radius:5px;font-size:15px;line-height:1}.dash-goal-edit__btn:hover:not(:disabled){border-color:var(--accent,#5b8cff)}.dash-goal-edit__btn:disabled{opacity:.4;cursor:default}.dash-goal-edit__input{text-align:center;border:1px solid var(--pane-border,#2a3040);background:var(--pane-bg,#11151c);width:44px;color:var(--text,#d7dce5);border-radius:5px;padding:2px 4px;font-size:13px}.dash-goal-edit__unit{color:var(--text-dim,#6b7280);font-size:12px}.dash-ring__track{fill:none;stroke:var(--pane-border,#2a3040);stroke-width:6px}.dash-ring__fill{fill:none;stroke:var(--accent,#4f8cff);stroke-width:6px;stroke-linecap:round;transition:stroke-dasharray .3s}.dash-ring__label{fill:var(--text,#d6dbe5);font-size:13px;font-weight:600}.dash-h{color:var(--text,#d6dbe5);justify-content:space-between;align-items:center;margin-top:6px;font-size:16px;font-weight:600;display:flex}.dash-sort{gap:4px;display:inline-flex}.dash-sort__btn{border:1px solid var(--pane-border,#2a3040);color:var(--text-muted,#8a93a3);cursor:pointer;background:0 0;border-radius:5px;padding:4px 10px;font-size:13px}.dash-sort__btn--active{color:var(--text,#d6dbe5);border-color:var(--accent,#4f8cff)}.dash-scorewin{gap:8px;display:flex}.dash-scorewin__cell{text-align:center;background:var(--pane-bg,#1b2030);border:1px solid var(--pane-border,#2a3040);border-radius:8px;flex:1 1 0;padding:8px 4px}.dash-scorewin__val{color:var(--text,#d6dbe5);font-variant-numeric:tabular-nums;font-size:18px;font-weight:700}.dash-scorewin__label{color:var(--text-dim,#6b7280);font-size:12px}.dash-mastery-toggle{gap:4px;margin-left:auto;display:inline-flex}.dash-mastery-toggle__btn{border:1px solid var(--pane-border,#2a3040);width:26px;height:22px;color:var(--text-dim,#6b7280);cursor:pointer;background:#ffffff0a;border-radius:5px;font-size:13px;line-height:1}.dash-mastery-toggle__btn:hover{color:var(--text,#d6dbe5)}.dash-mastery-toggle__btn.is-active{color:var(--text,#d6dbe5);border-color:var(--accent,#4f8cff)}.dash-heatmap{flex-direction:column;align-items:center;gap:12px;display:flex}.dash-heatmap__grid{justify-content:center;gap:0;display:grid}.dash-mastery__legend--under{justify-content:center}.dash-cell{cursor:default;justify-content:center;align-items:center;width:22px;height:22px;display:flex}.dash-cell__fill{border-radius:4px;width:17px;height:17px}.dash-cell--none{background:#3a4253}.dash-cell--low{background:#f87171}.dash-cell--mid{background:#e8a33d}.dash-cell--good{background:#4ade80}.dash-mastery{flex-direction:column;gap:14px;display:flex}.dash-mastery__legend{color:var(--text-dim,#6b7280);align-items:center;gap:14px;font-size:11px;display:flex}.dash-mastery__legend span{align-items:center;display:inline-flex}.dash-mastery__swatch{border-radius:2px;width:16px;height:8px;margin-right:5px;display:inline-block}.dash-mastery__legend-note{margin-left:auto}.dash-mastery__chapter-title{letter-spacing:.4px;text-transform:uppercase;color:var(--text-dim,#6b7280);white-space:nowrap;text-overflow:ellipsis;margin-bottom:6px;font-size:12px;font-weight:600;overflow:hidden}.dash-mastery__row{grid-template-columns:minmax(0,1fr) 110px 46px 38px;align-items:center;gap:10px;padding:3px 0;font-size:12.5px;display:grid}.dash-mastery__section{color:var(--text,#d6dbe5);white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.dash-bar{background:var(--pane-bg,#1b2030);border:1px solid var(--pane-border,#2a3040);border-radius:999px;height:8px;overflow:hidden}.dash-bar__fill{border-radius:999px;height:100%;display:block}.dash-bar--good{background:#4ade80}.dash-bar--mid{background:#e8a33d}.dash-bar--low{background:#f87171}.dash-bar--none{background:0 0}.dash-mastery__nums,.dash-mastery__acc{color:var(--text-dim,#6b7280);font-variant-numeric:tabular-nums;text-align:right}.dash-subtabs{flex-wrap:wrap;gap:4px;display:flex}.dash-subtabs__btn{border:1px solid var(--pane-border,#2a3040);color:var(--text-dim,#6b7280);cursor:pointer;background:0 0;border-radius:5px;padding:3px 9px;font-size:12px}.dash-subtabs__btn:hover{color:var(--text,#d6dbe5)}.dash-subtabs__btn.is-active{color:var(--text,#d6dbe5);border-color:var(--accent,#4f8cff);background:#4f8cff1f}.dash-board__expand{border:1px solid var(--pane-border,#2a3040);color:var(--text-muted,#8a93a3);cursor:pointer;background:0 0;border-radius:5px;align-self:flex-start;margin-top:4px;padding:4px 10px;font-size:12px}.dash-board__expand:hover{color:var(--text,#d6dbe5);border-color:var(--accent,#4f8cff)}.dash-overlay{z-index:5;background:var(--panel-bg,#14181f);flex-direction:column;gap:10px;padding:16px 20px;display:flex;position:absolute;inset:0}.dash-overlay__head{align-items:center;gap:10px;display:flex}.dash-overlay__title{color:var(--text,#d6dbe5);font-size:16px;font-weight:600}.dash-overlay__close{border:1px solid var(--pane-border,#2a3040);color:var(--text-muted,#8a93a3);cursor:pointer;background:0 0;border-radius:5px;margin-left:auto;padding:3px 9px;font-size:14px;line-height:1}.dash-overlay__close:hover{color:var(--text,#d6dbe5);border-color:var(--accent,#4f8cff)}.dash-overlay__rank{color:var(--text-muted,#8a93a3);font-size:13px}.dash-overlay__rank strong{color:var(--text,#d6dbe5)}.dash-overlay__body{flex-direction:column;flex:auto;min-height:0;display:flex;overflow-y:auto}.dash-pernav{align-items:center;gap:8px;display:inline-flex}.dash-pernav__btn{border:1px solid var(--pane-border,#2a3040);color:var(--text-muted,#8a93a3);cursor:pointer;background:0 0;border-radius:5px;padding:2px 9px;font-size:15px;line-height:1}.dash-pernav__btn:hover:not(:disabled){color:var(--text,#d6dbe5);border-color:var(--accent,#4f8cff)}.dash-pernav__btn:disabled{opacity:.4;cursor:default}.dash-pernav__label{text-align:center;min-width:110px;color:var(--text-muted,#8a93a3);font-variant-numeric:tabular-nums;font-size:13px;font-weight:500}.dash-board{flex-direction:column;display:flex}.dash-board__row{border-radius:5px;align-items:center;gap:12px;padding:6px 10px;font-size:15px;display:flex}.dash-board__row--me{background:#4f8cff29}.dash-board__rank{color:var(--text-dim,#6b7280);text-align:right;flex:0 0 28px}.dash-board__user{color:var(--text,#d6dbe5);white-space:nowrap;text-overflow:ellipsis;flex:auto;overflow:hidden}.dash-board__metric{color:var(--text-muted,#8a93a3);font-variant-numeric:tabular-nums;flex:none}.dash-board__user,.dash-recent__when{font-size:15px}.dash-recent{flex-direction:column;display:flex}.dash-recent__row{align-items:center;gap:12px;padding:5px 10px;font-size:15px;display:flex}.dash-recent__mark.ok{color:#4ade80}.dash-recent__mark.no{color:#f87171}.dash-recent__title{color:var(--text,#d6dbe5);white-space:nowrap;text-overflow:ellipsis;flex:auto;overflow:hidden}.dash-recent__kind{color:var(--text-dim,#6b7280);flex:none;font-size:13px}.dash-recent__when{color:var(--text-dim,#6b7280);flex:none}.dash-speedrun__row{align-items:center;gap:12px;padding:5px 10px;font-size:15px;display:flex}.dash-speedrun__name{color:var(--text,#d6dbe5);white-space:nowrap;text-overflow:ellipsis;flex:auto;overflow:hidden}.dash-speedrun__rank{color:var(--text-dim,#6b7280);font-variant-numeric:tabular-nums;flex:none;font-size:13px}.dash-speedrun__time{text-align:right;font-variant-numeric:tabular-nums;flex:none;min-width:3.2em;font-weight:600}.dash-speedrun__expand{border:1px solid var(--pane-border,#2a3040);color:var(--text-muted,#8a93a3);cursor:pointer;background:0 0;border-radius:5px;flex:none;padding:3px 9px;font-size:12px}.dash-speedrun__expand:hover:not(:disabled){color:var(--text,#d6dbe5);border-color:var(--accent,#4f8cff)}.dash-speedrun__expand:disabled{opacity:.4;cursor:default}.account-goal__input{max-width:90px}.account-filter{flex:none}.account-rows{flex:auto;margin:0;padding:0;list-style:none;overflow-y:auto}.account-row{cursor:pointer;border-radius:6px;align-items:center;gap:9px;padding:7px 10px;font-size:13.5px;display:flex}.account-row--active{background:#4f8cff1f}.account-row__kind{border:1px solid var(--pane-border);color:var(--text-dim);border-radius:9px;flex:none;padding:1px 7px;font-size:10.5px}.account-row__title{text-overflow:ellipsis;white-space:nowrap;flex:0 auto;overflow:hidden}.account-row__meta{text-align:right;color:var(--text-dim);flex:1 0 auto;font-size:11.5px}.account-empty{text-align:center;color:var(--text-dim);padding:28px 10px;font-size:13px}.account-hint{text-align:center;color:var(--text-dim);flex:none;font-size:11px}.topbar__avatar{position:relative}.topbar__sync{border:1px solid var(--bg);border-radius:50%;width:7px;height:7px;position:absolute;bottom:-2px;right:-2px}.topbar__sync--pending{background:var(--collected)}.topbar__sync--error{background:#e07a7a}.account-settings{padding:6px 4px;overflow-y:auto}.account-settings__h{color:var(--text);margin:4px 0 10px;font-size:14px}.account-settings__form{max-width:360px}.account-settings__ok{color:#2cbb5d;font-size:12.5px}.account-coderst{border-top:1px solid var(--pane-border);margin-top:20px;padding-top:16px}.account-coderst .auth-btn{padding:8px 14px}.account-hotkeys{border-top:1px solid var(--pane-border);margin-top:18px;padding-top:10px}.account-hotkeys__resetall{margin-left:10px;font-size:11px}.account-hotkey{align-items:center;gap:10px;padding:4px 2px;display:flex}.account-hotkey__desc{color:var(--text-dim);flex:auto;font-size:12.5px}.account-hotkey__kbd{border:1px solid var(--pane-border);color:var(--text);cursor:pointer;background:0 0;border-radius:6px;flex:none;padding:3px 9px;font-size:12px}.account-hotkey--capturing .account-hotkey__kbd{border-color:var(--drop);color:var(--drop)}.account-hotkey__reset{color:var(--text-dim);cursor:pointer;background:0 0;border:none;flex:none;font-size:11px;text-decoration:underline}.account-hotkey__reset:hover{color:var(--text)}.pane__empty-actions{flex-direction:column;align-items:center;gap:20px;width:100%;max-height:100%;padding:18px 16px;display:flex;overflow-y:auto}.pane__launcher{width:min(432px,100%)}.pane__launcher-section{text-transform:uppercase;letter-spacing:.07em;color:var(--text-dim);margin:16px 4px 8px;font-size:10.5px}.pane__launcher-section:first-child{margin-top:0}.pane__launcher-grid{grid-template-columns:repeat(auto-fill,minmax(88px,1fr));gap:6px;display:grid}.pane__launcher-tile{color:var(--text-dim);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:8px;flex-direction:column;align-items:center;gap:7px;padding:12px 4px 10px;display:flex}.pane__launcher-tile:hover{border-color:var(--pane-border);color:var(--text);background:#ffffff0a}.pane__launcher-glyph{justify-content:center;align-items:center;width:28px;height:28px;display:flex}.pane__launcher-glyph svg{width:26px;height:26px}.pane__launcher-cap{text-align:center;font-size:11.5px;line-height:1.15}.quiz{height:100%;color:var(--text);padding:14px 16px;font-size:13px;overflow-y:auto}.quiz__title{margin:0 0 2px;font-size:15px;font-weight:600}.quiz__sub{color:var(--text-dim);margin:0 0 10px;font-size:12px}.quiz__empty{color:var(--text-dim)}.quiz__field{margin:0 0 12px;display:block}.quiz__label{text-transform:uppercase;letter-spacing:.04em;color:var(--text-dim);margin-bottom:4px;font-size:11px;display:block}.quiz__seg{gap:4px;display:inline-flex}.quiz__segbtn{border:1px solid var(--pane-border);color:var(--text);cursor:pointer;background:0 0;border-radius:5px;padding:4px 10px;font-size:12px}.quiz__segbtn.is-on{border-color:var(--assessment);color:var(--assessment)}.quiz__select,.quiz__num{background:var(--bg);border:1px solid var(--pane-border);width:100%;max-width:320px;color:var(--text);font:inherit;border-radius:5px;padding:5px 8px}.quiz__checks{flex-direction:column;gap:4px;display:flex}.quiz__check{align-items:center;gap:6px;font-size:12px;display:flex}.quiz__row{flex-wrap:wrap;align-items:center;gap:8px;margin:10px 0;display:flex}.quiz__btn{border:1px solid var(--pane-border);background:var(--pane-bg);color:var(--text);cursor:pointer;border-radius:5px;padding:6px 12px;font-size:12px}.quiz__btn:hover:not(:disabled){border-color:var(--focus)}.quiz__btn:disabled{opacity:.45;cursor:default}.quiz__btn--ghost{background:0 0}.quiz__btn--go{border-color:var(--assessment);color:var(--assessment)}.quiz__btn--danger{color:#e08a85;border-color:#c2554f}.quiz__error{color:#e08a85;margin:6px 0 0;font-size:12px}.quiz__generated{border-top:1px solid var(--pane-border);margin-top:14px;padding-top:12px}.quiz__hdr{align-items:center;gap:12px;margin-bottom:10px;display:flex}.quiz__clock{font-family:var(--mono);font-size:18px;font-weight:600}.quiz__count{color:var(--text-dim)}.quiz__tierchip{border:1px solid var(--assessment);color:var(--assessment);text-transform:capitalize;border-radius:999px;margin-left:auto;padding:2px 8px;font-size:11px}.quiz__dots{flex-wrap:wrap;gap:6px;margin-bottom:12px;display:flex}.quiz__dot{border:1px solid var(--pane-border);cursor:pointer;background:0 0;border-radius:50%;width:16px;height:16px;padding:0}.quiz__dot.is-current{box-shadow:0 0 0 2px var(--focus)}.quiz__dot.is-correct{background:#4f9d69;border-color:#4f9d69}.quiz__dot.is-wrong{background:#c2554f;border-color:#c2554f}.quiz__qtitle{margin:0 0 10px;font-size:13px}.quiz__score{margin:4px 0 8px;font-size:22px;font-weight:700}.speedrun__board{margin-top:12px}.speedrun__board-list{flex-direction:column;gap:2px;margin:6px 0 0;padding:0;list-style:none;display:flex}.speedrun__board-row{font-variant-numeric:tabular-nums;border-radius:5px;grid-template-columns:1.5em 1fr auto;gap:8px;padding:3px 6px;display:grid}.speedrun__board-row.is-me{background:#7f7f7f2e;font-weight:600}.speedrun__board-rank{opacity:.6;text-align:right}.speedrun__board-time{font-weight:600}.quizreport__sections,.quizreport__weak{margin-top:14px}.quizreport__section{grid-template-columns:1fr auto;align-items:center;gap:2px 8px;margin-bottom:8px;display:grid}.quizreport__secname{font-size:12px}.quizreport__secscore{font-family:var(--mono);color:var(--text-dim);font-size:12px}.quizreport__bar{background:var(--pane-border);border-radius:2px;grid-column:1/-1;height:4px;overflow:hidden}.quizreport__barfill{background:var(--assessment);height:100%}.quizreport__weakrow{margin-bottom:10px}.quizreport__recs{flex-wrap:wrap;gap:6px;margin-top:4px;display:flex}.quizreport__rec{border:1px solid var(--pane-border);color:var(--text);cursor:pointer;background:0 0;border-radius:5px;padding:3px 8px;font-size:11px}.quizreport__rec:hover{border-color:var(--assessment);color:var(--assessment)}.quiz-toast{z-index:60;background:var(--pane-bg);border:1px solid var(--assessment);color:var(--text);border-radius:6px;padding:8px 14px;font-size:12px;position:fixed;bottom:64px;left:50%;transform:translate(-50%);box-shadow:0 4px 16px #0006}.quiz-banner{z-index:55;background:var(--pane-bg);border:1px solid var(--assessment);color:var(--text);border-radius:999px;align-items:center;gap:14px;padding:6px 14px;font-size:12px;display:flex;position:fixed;bottom:16px;left:50%;transform:translate(-50%);box-shadow:0 4px 16px #0006}.quiz-banner--low{border-color:#c2554f}.quiz-banner__label{color:var(--assessment);cursor:pointer;font:inherit;text-transform:capitalize;background:0 0;border:none;padding:0}.quiz-banner__count{color:var(--text-dim)}.quiz-banner__clock{font-family:var(--mono);font-weight:600}.quiz-banner--low .quiz-banner__clock{color:#e08a85}.quiz-banner__actions{gap:8px;margin-left:auto;display:flex}.quiz-banner__btn{border:1px solid var(--pane-border);color:var(--text);cursor:pointer;background:0 0;border-radius:5px;padding:3px 10px;font-size:11px}.quiz-banner__btn:hover{border-color:var(--focus)}.quiz-banner__btn--danger{color:#e08a85;border-color:#c2554f}.quiz--configure{max-width:720px}.quiz-shell{flex-direction:column;width:100%;height:100%;display:flex}.quiz-shell .quiz{flex:auto;height:auto;min-height:0}.quiz__form{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 20px;margin:8px 0 14px;display:grid}.quiz__field--wide{grid-column:1/-1}.quiz__select,.quiz__num{max-width:none}.quiz__num{width:90px}.quiz__tiers{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.quiz__tier{text-align:left;border:1px solid var(--pane-border);color:var(--text);cursor:pointer;background:0 0;border-radius:6px;flex-direction:column;gap:3px;padding:8px 10px;display:flex}.quiz__tier.is-on{border-color:var(--assessment);background:#2dd4bf1a}.quiz__tier-name{font-size:13px;font-weight:600}.quiz__tier-desc{color:var(--text-dim);font-size:11px;line-height:1.3}@media (width<=560px){.quiz__form,.quiz__tiers{grid-template-columns:1fr}}.mathsub__bool{align-items:center;gap:16px;display:flex}.mathsub__bool-opt{cursor:pointer;align-items:center;gap:5px;font-size:13px;display:inline-flex}.mathsub__bool-opt input{accent-color:var(--assessment);cursor:pointer}.cm-tooltip-autocomplete>ul>li{color:var(--text-dim)!important}.cm-tooltip-autocomplete>ul>li[aria-selected]{background-color:var(--accent,#4f8cff)!important;color:#fff!important}.solve-editor{flex-direction:column;flex:1;align-self:stretch;min-width:0;min-height:0;display:flex}.solve-editor__subheader{border-bottom:1px solid var(--pane-border);flex:none;align-items:center;gap:8px;padding:4px 8px;display:flex}.solve-editor__ops{gap:4px;display:flex}.solve-editor__op{border:1px solid var(--pane-border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:6px;padding:3px 9px;font-size:14px}.solve-editor__op:hover{color:var(--text);border-color:var(--focus)}.solve-editor__actions{align-items:center;gap:6px;margin-left:auto;display:flex}.solve-editor__action{border:1px solid var(--pane-border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:6px;padding:4px 10px;font-size:12.5px;font-weight:600}.solve-editor__action:hover:not(:disabled){color:var(--text);border-color:var(--focus)}.solve-editor__action:disabled{opacity:.5;cursor:default}.solve-editor__solve{border:1px solid var(--accent,#4f8cff);background:var(--accent,#4f8cff);color:#fff;cursor:pointer;border-radius:6px;padding:4px 14px;font-size:12.5px;font-weight:600}.solve-editor__solve:disabled{opacity:.5;cursor:default}.solve-editor__field{flex:auto;align-items:flex-start;padding:12px;display:flex;overflow:auto}.solve-editor__field .mathfield{width:100%;font-size:20px}.solve-output{min-width:0;min-height:0;color:var(--text);flex:1;align-self:stretch;padding:12px 14px;overflow-y:auto}.solve-output__hint,.solve-output__error{color:var(--text-dim);padding:8px 2px;font-size:13px}.solve-output__error{color:var(--accent,#4f8cff)}.solve-output__initial{text-align:center;border-bottom:1px solid var(--pane-border);margin-bottom:12px;padding:4px 0 12px;font-size:19px}.solve-output__steps{flex-direction:column;gap:8px;display:flex}.solve-output__step{border:1px solid var(--pane-border);opacity:.5;border-radius:8px;padding:8px 12px;transition:opacity .12s}.solve-output__step--current{opacity:1;border-color:var(--accent,#4f8cff);background:#4f8cff0f}.solve-output__step-n{text-transform:uppercase;letter-spacing:.06em;color:var(--text-dim);margin-bottom:3px;font-size:10.5px}.solve-output__blurb{color:var(--text);margin-bottom:6px;font-size:13px}.solve-output__math{font-size:17px;overflow-x:auto}.solve-output__nav{justify-content:center;align-items:center;gap:14px;padding:10px 0;display:flex}.solve-output__navbtn{border:1px solid var(--pane-border);background:var(--pane-bg);width:28px;height:28px;color:var(--text);cursor:pointer;border-radius:6px;font-size:16px}.solve-output__navbtn:disabled{opacity:.35;cursor:default}.solve-output__count{color:var(--text-dim);text-align:center;min-width:48px;font-size:12px}.solve-output__final{border:1px solid var(--accent,#4f8cff);border-radius:8px;align-items:center;gap:10px;margin-top:10px;padding:10px 12px;font-size:18px;display:flex}.solve-output__final-label{text-transform:uppercase;letter-spacing:.06em;color:var(--text-dim);font-size:10.5px}