body{margin:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}.my-onboarding-backdrop{z-index:1001}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}.my-spin.ant-spin-spinning{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;opacity:1;z-index:99999;background-color:#0003}.alter-math-icon:after{animation:shine 3s ease-in-out infinite;animation-fill-mode:forwards;content:"";position:absolute;top:-110%;left:-210%;width:200%;height:200%;opacity:0;transform:rotate(30deg);background:#ffffff21;background:linear-gradient(to right,#ffffff21 0% 77%,#ffffff80 92%,#fff0)}.alter-math-icon:active:after{opacity:0}.ant-select-dropdown{z-index:9999!important}.ML__edit-toolbar{display:none!important}@keyframes shine{10%{opacity:1;top:-30%;left:-30%;transition-property:left,top,opacity;transition-duration:.7s,.7s,.15s;transition-timing-function:ease}to{opacity:0;top:-30%;left:-30%;transition-property:left,top,opacity}}.ant-modal.dashboard-modal{width:calc(100vw - 64px)!important;max-width:1800px;padding-bottom:0}.ant-modal.dashboard-modal .ant-modal-container{overflow:hidden}.dashboard-modal-root>.ant-modal-wrap{overflow:hidden}.dashboard{box-sizing:border-box;height:100%;overflow-x:hidden;overflow-y:auto;overscroll-behavior-y:contain;width:100%;padding:24px 32px;background-color:#eff8fe}.dashboard>h3{margin:0 0 24px}.dashboard-invitation-controls{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:8px;padding-bottom:24px}.dashboard-cards-holder{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:24px}.dashboard-card{display:flex;flex-direction:column;justify-content:space-between;min-height:199px;background-color:#fff;border-radius:25px;padding:20px;font-weight:700;box-shadow:0 0 4px #0000001a;.good{color:green}.okay{color:orange}.bad{color:red}}.dashboard-card-number{display:flex;align-items:baseline;gap:6px;font-size:xx-large;font-weight:700;color:#3e3e3e}.dashboard-card-number--message{font-size:18px}.dashboard-card-suffix{font-size:13px;font-weight:500;white-space:nowrap}.dashboard-table{overflow:visible}@media(max-width:900px){.dashboard-cards-holder{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.ant-modal.dashboard-modal{width:calc(100vw - 24px)!important}.dashboard{padding:24px 16px}.dashboard-cards-holder{gap:12px}.dashboard-card{padding:16px}}.details-panel{width:420px!important;max-width:420px!important;padding:0;.ant-modal-container{background-color:#fff!important;height:auto!important}}.details-panel-wrapper{margin:12px 17px}.kg-panel{width:720px!important;max-width:720px!important}.sigma-node.highlighted,.sigma-edge.highlighted{stroke:#ff0;stroke-width:2px}.lock-content{max-height:500px;overflow:auto}.violation-list{height:100%;padding:0 20px}.violation-list h4{color:#d32f2f;margin-bottom:16px}.violation-item{background:#fff;border:1px solid #eee;border-radius:8px;padding:12px;margin-bottom:12px}.violation-text{margin-bottom:8px}.violation-details{font-size:.9em;color:#666}.violation-label{font-weight:500;margin-right:6px}.violation-content{margin-right:16px}.feedback-summary-content{line-height:1.6;color:#333;max-height:60vh;overflow-y:auto}.feedback-summary-content>:first-child{margin-top:0}.feedback-summary-content>:last-child{margin-bottom:0}.feedback-summary-content p{margin:0 0 12px}.feedback-summary-content ul,.feedback-summary-content ol{margin:0 0 12px;padding-left:22px}.feedback-summary-content li{margin-bottom:4px}.feedback-summary-content h1,.feedback-summary-content h2,.feedback-summary-content h3,.feedback-summary-content h4{margin:16px 0 8px;line-height:1.3}.feedback-summary-content table{border-collapse:collapse;margin:0 0 12px;width:100%}.feedback-summary-content th,.feedback-summary-content td{border:1px solid #e8e8e8;padding:6px 10px;text-align:left}.feedback-summary-content code{background:#f5f5f5;border-radius:4px;padding:1px 4px;font-size:.9em}.feedback-summary-content pre{background:#f5f5f5;border-radius:6px;padding:12px;overflow-x:auto}.feedback-summary-content pre code{background:none;padding:0}.dashboard-benchmarks{margin-top:28px;padding:22px;background:#fff;border-radius:20px;box-shadow:0 0 4px #0000001a}.dashboard-section-heading{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px}.dashboard-section-heading h3{margin:0}.dashboard-section-heading p{margin:4px 0 0;color:#52616b}.dashboard-tool-settings{margin-top:24px;padding:20px;border:1px solid #d9e2e7;border-radius:14px;background:#fff}.dashboard-tool-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:16px}.dashboard-tool-option{display:flex;align-items:center;justify-content:space-between;gap:16px;min-width:0;padding:14px;border:1px solid #e7ecef;border-radius:10px;background:#f9fbfc}.dashboard-tool-option>div{display:flex;flex-direction:column;min-width:0}.dashboard-tool-option>div span{margin-top:3px;color:#62717a;font-size:12px;line-height:1.4}.dashboard-tool-option .ant-switch{flex-shrink:0;min-width:76px}.dashboard-tool-actions,.dashboard-tool-settings-empty{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;color:#62717a;font-size:12px}.dashboard-tool-settings-loading{padding:24px;text-align:center}@media(max-width:768px){.dashboard-tool-grid{grid-template-columns:1fr}.dashboard-tool-actions{align-items:stretch;flex-direction:column}}.dashboard-benchmark-list{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px;max-height:160px;overflow-y:auto}.dashboard-benchmark-list li{display:inline-flex;align-items:center;gap:6px;border:1px solid #dbe7ee;border-radius:20px;padding:5px 8px 5px 12px;font-size:13px}.benchmark-info-button{display:inline-flex;align-items:center;justify-content:center;border:0;background:none;color:#387595;font-size:15px;padding:5px;border-radius:50%;cursor:pointer}.benchmark-info-button:focus-visible{outline:2px solid #387595}.benchmark-details{max-width:min(380px,calc(100vw - 64px));max-height:50vh;overflow-y:auto}.benchmark-details>div+div{border-top:1px solid #e5e7eb;margin-top:10px;padding-top:10px}.benchmark-details p{margin:5px 0}.benchmark-details small{color:#627280}.dashboard-usage-card small{display:block;font-size:12px;font-weight:400;color:#52616b;margin-top:6px}.dashboard-usage-icon{font-size:38px;color:#387595;margin-bottom:9px}.dashboard-usage-card .dashboard-card-number{font-size:26px}.dashboard-usage-note{margin-top:16px;color:#52616b;font-size:12px;line-height:1.6}.dashboard-usage-note p{margin:4px 0}.dashboard-usage-column-period{display:block;font-size:11px;font-weight:400}.dashboard-student-filters{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-bottom:12px}.dashboard-student-filters>.ant-input-affix-wrapper{flex:1 1 260px}.dashboard-student-filters>.ant-input-number{width:170px}.dashboard-student-filters>.ant-select{min-width:230px}.mathnation-embedded-workspace.ant-modal-root{--mathnation-header-height: 72px}.mathnation-embedded-workspace.ant-modal-root>.ant-modal-wrap{top:var(--mathnation-header-height)}.mathnation-embedded-workspace.ant-modal-root .ant-modal-container{max-height:calc(100vh - var(--mathnation-header-height) - 24px);max-height:calc(100dvh - var(--mathnation-header-height) - 24px)}.mathnation-embedded-workspace .workspace-content{height:100%;min-height:0}.mathnation-embedded-workspace .workspace-content>:first-child{min-height:0}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.16.47"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.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;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.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{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.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;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.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:.8333333333em}.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:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.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:1.6666666667em}.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:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.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:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.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:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.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:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.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:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.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:.4166666667em}.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:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.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:.8333333333em}.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:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.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:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.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:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.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:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.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:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.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{display:inline-block;width:.12em}.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{display:inline-block;min-width:1px}.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;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.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{border:.04em solid;box-sizing:border-box}.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{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;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{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.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{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}.mathnation-name-workspace{position:relative}.mathnation-name-overlay{position:absolute;inset:0;z-index:1000;pointer-events:auto;display:flex;align-items:center;justify-content:center;padding:24px;border-radius:20px;background:#eff8fea6}.mathnation-name-panel{box-sizing:border-box;width:420px;max-width:100%;max-height:100%;overflow-y:auto;padding:24px;border:1px solid #e3e7ed;border-radius:12px;background:#fff;box-shadow:0 4px 20px #2a2b2d14;color:#2a2b2d}.mathnation-name-panel h2{margin:0 0 12px;font-size:18px;font-weight:600;line-height:1.4}.mathnation-name-panel p{margin:0 0 20px;color:#666;line-height:1.6}.mathnation-name-submit,.mathnation-name-panel .ant-alert+.ant-btn{margin-top:16px}@media(max-width:480px){.mathnation-name-overlay{padding:16px}.mathnation-name-panel{padding:20px}}.math-concepts{padding:8px 12px 6px;padding-right:var(--chat-right-inset, 12px);color:#304862;font-size:12px;background:var(--light-blue, #eff8fe)}.math-concepts-heading{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-bottom:7px;font-weight:600}.math-concepts-heading>span:last-child{font-weight:400;font-size:11px;color:#556576}.math-concept-links{display:flex;gap:6px;flex-wrap:nowrap;min-width:0;overflow-x:auto;overflow-y:hidden;padding:3px 3px 7px;scrollbar-width:thin;scrollbar-color:#9bbbd3 transparent;overscroll-behavior-x:contain}.math-concept-links button{flex:0 0 auto;white-space:nowrap;display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid #bfd4e4;border-radius:16px;padding:5px 10px;color:#174b77;text-decoration:none;font:inherit;cursor:pointer}.math-concept-links button:hover{background:#e4f0fb;border-color:#528abb}.math-concept-links button:focus-visible,.concept-retry:focus-visible,.math-concept-links:focus-visible,.mastery-check-drag-handle:focus-visible,.mastery-check-button:focus-visible{outline:3px solid #245da4;outline-offset:3px}.concept-retry{border:0;background:none;color:#174b77;text-decoration:underline;cursor:pointer;font:inherit}.mastery-check-float{position:absolute;z-index:250;width:max-content;max-width:calc(100% - var(--chat-right-inset, 0px));display:inline-flex;align-items:stretch;justify-content:center;min-height:44px;border:1px solid #fff;border-radius:24px;background:#1b5675;color:#fff;font:inherit;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:13px;font-weight:600;box-shadow:0 4px 14px #14364c30;transition:box-shadow .12s ease}.mastery-check-drag-handle{display:inline-flex;align-items:center;justify-content:center;flex:0 0 36px;min-height:44px;padding:0;border:0;border-right:1px solid #ffffff40;border-radius:24px 0 0 24px;background:#ffffff14;color:inherit;font-size:22px;cursor:grab;touch-action:none;user-select:none}.mastery-check-drag-handle:hover{background:#ffffff30}.mastery-check-float.is-dragging{box-shadow:0 8px 24px #14364c50}.mastery-check-drag-handle:active,.is-dragging .mastery-check-drag-handle{cursor:grabbing}.mastery-check-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 17px 11px 12px;border:0;border-radius:0 24px 24px 0;background:transparent;color:inherit;font:inherit;cursor:pointer}.mastery-check-float.is-disabled{background:#e8edf0;border-color:#cbd5dc;color:#52616b;box-shadow:none}.is-disabled .mastery-check-drag-handle{color:#386589;border-right-color:#cbd5dc;background:#dce7ee}.mastery-check-button:disabled{cursor:not-allowed}.mastery-check-hint{display:block;margin-top:3px;font-size:11px;font-weight:400}.ant-modal-root .mastery-check-float{line-height:16px}.ant-modal-root .mastery-check-drag-handle{flex-basis:28px;min-height:42px;font-size:18px}.ant-modal-root .mastery-check-button{gap:6px;padding:5px 12px 5px 8px}.ant-modal-root .mastery-check-hint{margin-top:1px;font-size:10px;line-height:12px}.math-concept-resources{display:flex;flex-direction:column;gap:14px;padding:4px 0}.math-concept-resources a{color:#174b77}.math-concept-resources small{display:block;color:#626b74;font-size:11px}.teacher-assignment-notice{display:flex;align-items:center;justify-content:space-between;gap:12px;flex:none;margin:8px 12px 4px;padding:8px 12px;border:1px solid #c5dbe9;border-radius:8px;background:#f1f8fc;color:#304862;font-size:12px;line-height:1.5}.teacher-assignment-notice-close{flex:none;width:28px;height:28px;padding:0;border:0;border-radius:4px;background:transparent;color:inherit;font-size:22px;line-height:1;cursor:pointer}.teacher-assignment-notice-close:hover{background:#deedf6}.teacher-assignment-notice-close:focus-visible{outline:2px solid #304862;outline-offset:2px}@font-face{font-display:"swap";font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/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(/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(/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(/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(/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(/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(/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(/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(/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(/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(/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(/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(/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(/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(/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(/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(/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(/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(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2")}:root{--ML__static-fonts:true}.graph-calculator-modal .ant-modal-container{padding:20px;height:min(800px,calc(100dvh - var(--tool-header-offset) - 24px))}.graph-calculator-modal .ant-modal-body{display:flex;flex-direction:column;flex:1}.graph-calculator-modal .ant-modal-body>:not(.graph-workspace){flex-shrink:0}.graph-current-problem{margin-bottom:12px}.graph-current-problem:empty{display:none}.graph-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px;padding:0 0 12px;color:#707070;font-size:13px}.graph-workspace{display:grid;grid-template-columns:300px minmax(0,1fr);grid-template-rows:minmax(0,1fr) auto;flex:1;min-height:220px;overflow:hidden;border:1px solid #c9c9c9;background:#fff}.graph-workspace-collapsed{grid-template-columns:minmax(0,1fr)}.graph-workspace-keypad{min-height:320px}.graph-workspace button{cursor:pointer;font-family:inherit}.graph-workspace button:focus-visible{outline:2px solid #2d70b3;outline-offset:-2px}.graph-workspace button:disabled{opacity:.35;cursor:default}.graph-expression-panel{display:flex;flex-direction:column;min-width:0;min-height:0;border-right:1px solid #bbb;background:#fff;z-index:1}.graph-expression-toolbar{display:flex;align-items:center;height:42px;flex-shrink:0;padding:0 4px;border-bottom:1px solid #ccc;background:linear-gradient(#fafafa,#ededed)}.graph-expression-toolbar button{display:grid;place-items:center;width:38px;height:36px;padding:0;border:0;background:transparent;color:#666;font-size:18px}.graph-expression-toolbar button:hover{background:#e3e3e3}.graph-toolbar-spacer{flex:1}.graph-expression-list{flex:1;min-height:0;overflow-y:auto}.graph-expression{display:flex;align-items:stretch;min-height:68px;border-bottom:1px solid #d4d4d4;position:relative}.graph-expression:focus-within{box-shadow:inset 0 0 0 1px #2d70b3}.graph-expression-gutter{flex:0 0 38px;display:flex;flex-direction:column;align-items:center;gap:5px;background:#f0f0f0;padding:3px 0;color:#777;font-size:11px}.graph-expression:focus-within .graph-expression-gutter{background:#2d70b3;color:#fff}.graph-color{display:grid;place-items:center;flex-shrink:0;width:28px;height:28px;border:0;border-radius:50%;padding:0;background:currentColor}.graph-color svg{display:block;width:22px;height:22px}.graph-expression-hidden .graph-color{background:#fff;border:2px solid currentColor}.graph-expression-hidden .graph-color svg{visibility:hidden}.graph-expression-hidden .graph-math-input{opacity:.5}.graph-expression-content{flex:1;min-width:0;align-self:center;padding:6px 4px 6px 12px}.graph-math-input{width:100%;min-height:44px}.graph-math-input math-field{width:100%;min-height:44px;display:block;border:0;border-radius:0;padding:4px 0;background:transparent;font-size:22px;--caret-color: #2d70b3;--selection-background-color: #cce3f9;--contains-highlight-background-color: transparent}.graph-math-input math-field:focus-within{outline:0}.graph-math-input math-field::part(menu-toggle),.graph-math-input math-field::part(virtual-keyboard-toggle){display:none}.graph-math-input input{width:100%;border:0;font-size:20px;padding:8px 0}.graph-delete{align-self:flex-start;width:27px;height:28px;flex-shrink:0;border:0;padding:4px;background:transparent;color:#aaa;font-size:15px}.graph-delete:hover{color:#444}.graph-expression-error{font-size:11px;line-height:1.5;color:#b42318;padding:2px 0;overflow-wrap:anywhere}.graph-add-row{display:flex;align-items:center;gap:16px;width:100%;height:48px;border:0;background:linear-gradient(#f4f4f4,#fff);color:#aaa;font-size:16px}.graph-add-row>span:first-child{width:25px;font-size:11px}.graph-add-row:hover{background:#f1f6fb;color:#2d70b3}.graph-panel-footer{display:flex;justify-content:space-between;padding:5px;flex-shrink:0;border-top:1px solid #eee}.graph-panel-footer button{border:1px solid #d5d5d5;border-radius:3px;background:#f5f5f5;height:32px;min-width:32px;padding:0 9px;color:#666;font-size:19px}.graph-examples{font-size:15px;line-height:1.9}.graph-paper{position:relative;min-width:0;min-height:0;overflow:hidden}.graph-board{width:100%;height:100%;position:relative;overflow:hidden;background:#fff;touch-action:none}.graph-board svg{display:block}.graph-view-controls{display:flex;flex-direction:column;gap:3px;position:absolute;right:8px;top:8px}.graph-view-controls button,.graph-show-expressions{display:grid;place-items:center;height:34px;width:34px;border:1px solid #bbb;border-radius:4px;background:linear-gradient(#fafafa,#eaeaea);color:#666;padding:0;font-size:17px;box-shadow:0 1px 2px #00000015}.graph-view-controls button:hover,.graph-show-expressions:hover{background:#fff}.graph-show-expressions{position:absolute;left:8px;top:8px}.graph-settings{display:flex;flex-direction:column;gap:10px}.graph-settings label{display:flex;align-items:center;gap:6px}.graph-settings span{font-size:12px;color:#777}.graph-table-row{padding:8px 12px 8px 38px;border-bottom:1px solid #ccc}.graph-table-heading{display:flex;justify-content:space-between;align-items:center;color:#777;font-size:12px}.graph-points{width:100%;border-collapse:collapse}.graph-points th{font-family:Georgia,serif;font-size:20px;font-style:italic;font-weight:400;padding:4px}.graph-points td{padding:0;border:1px solid #ddd}.graph-points td:last-child{border:0;width:25px}.graph-points input{border:0;border-radius:0;padding:6px;text-align:center}.graph-add-point{border:0;background:transparent;color:#2d70b3;font-size:12px;padding:8px 0}.graph-keypad{grid-column:1 / -1;display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:5px;padding:8px;background:#e7e7e7;border-top:1px solid #bbb}.graph-keypad button{height:30px;border:1px solid #ccc;border-radius:4px;background:#fff;font-size:17px;color:#333;box-shadow:0 1px 1px #00000015}.graph-keypad button:hover{background:#edf4fc}.graph-export-hint{padding-top:8px;text-align:right;color:#888;font-size:12px}@media(max-width:700px){.graph-calculator-modal .ant-modal-container{padding:16px}.graph-workspace{grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(100px,1fr) minmax(140px,2fr) auto;min-height:280px}.graph-workspace-collapsed{grid-template-rows:minmax(0,1fr)}.graph-workspace-keypad{min-height:370px}.graph-expression-panel{border-right:0;border-bottom:1px solid #bbb}.graph-expression{min-height:58px}.graph-expression-toolbar{height:36px}.graph-panel-footer{padding:2px 5px}.graph-panel-footer button{height:28px}.graph-toolbar>span{display:none}.graph-toolbar{justify-content:flex-end}.graph-keypad{gap:3px;padding:5px}.graph-keypad button{height:27px;font-size:15px}.graph-export-hint{font-size:11px}}.drawing-math-tools{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.drawing-math-tools>span{font-size:12px;font-weight:600;color:#595959}.drawing-math-form{display:grid;gap:16px}.drawing-math-fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:12px}.drawing-math-field{display:flex;flex-direction:column;gap:6px;font-size:13px}.drawing-math-row{display:flex;gap:8px;align-items:end;margin-top:8px}.drawing-math-row>label{flex:1;min-width:0}.drawing-math-input{display:grid;gap:8px;min-width:0}.drawing-math-input math-field{display:block;width:100%;min-height:48px;padding:6px;border:1px solid #d9d9d9;border-radius:6px;background:#fff;font-size:22px}.drawing-math-input math-field:focus-within{border-color:#385c8c}.drawing-math-input math-field::part(menu-toggle){display:none}.drawing-math-preview{padding:12px;border:1px solid #e5e7eb;border-radius:6px;overflow-x:auto;line-height:1.8}.drawing-math-render .katex-display{margin:.25em 0;text-align:left}.drawing-math-render .katex-display>.katex{text-align:left}.gs-feature-tour.ant-tour{width:360px;max-width:calc(100vw - 32px)}.gs-feature-tour--contained.ant-tour-mask{display:none}.gs-feature-tour .ant-tour-section{border-radius:16px}.gs-feature-tour .ant-tour-header{padding:20px 20px 8px}.gs-feature-tour .ant-tour-description{padding:0 20px}.gs-feature-tour .ant-tour-footer{padding:8px 20px 20px}.gs-feature-tour .ant-tour-title h3{margin:0 30px 0 0;color:#385c8c;font-size:20px;line-height:1.35;outline:none}.gs-feature-tour .ant-tour-description p{margin:8px 0;font-size:16px;line-height:1.6}.gs-feature-tour .ant-tour-actions .ant-btn{height:36px;padding:0 16px;font-size:14px}.gs-feature-tour .ant-tour-indicators{color:#6e757f;font-size:14px}.gs-feature-tour .ant-tour-description ul{margin:8px 0;padding-inline-start:18px;font-size:16px;line-height:1.6}.gs-feature-tour .ant-tour-description li+li{margin-top:6px}.gs-workspace{color:#2a2b2d;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Arial,sans-serif;width:100%;height:100%;min-height:0;position:relative;display:flex;flex-direction:column}.gs-workspace-content{display:flex;flex-direction:column;flex:1;min-width:0;min-height:0}.gs-teach{flex:1;min-height:0;position:relative}.gs-navigation,.gs-feature-state{flex-shrink:0}.gs-workspace [hidden]{display:none!important}.gs-navigation{display:flex;align-items:center;gap:8px;padding:0;margin:0;min-width:0;flex:1;font-weight:400}.ant-modal-header .gs-navigation{margin-bottom:12px;padding-inline-end:28px}.ant-modal-header .gs-navigation:last-child{margin-bottom:0}[aria-label="Workspace actions"]>.gs-navigation{order:-1}[aria-label="Workspace actions"]>.gs-navigation:not(:only-child){border-inline-end:1px solid #d3d7de;padding-inline-end:24px;margin-inline-end:calc(24px - var(--workspace-action-gap) - var(--workspace-action-icon-inset))}.gs-navigation .ant-btn{font-size:14px;padding-inline:10px}.gs-navigation:not(.gs-navigation--sidebar) .gs-navigation-tab{color:#385c8c;border-bottom-width:2px;transition:none}.gs-navigation:not(.gs-navigation--sidebar) .gs-navigation-tab:not(:disabled):hover,.gs-navigation:not(.gs-navigation--sidebar) .gs-navigation-tab:not(:disabled):active{color:#385c8c;background:#ececec}.gs-navigation:not(.gs-navigation--sidebar) .ant-btn[aria-current=page]{color:#385c8c;border-radius:0;border-bottom:2px solid #1677ff}.gs-navigation--sidebar{flex:none;flex-direction:column;gap:12px;width:40px}.gs-navigation--sidebar .ant-btn{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;padding:0;flex-shrink:0;color:#385c8c;font-size:18px;border-radius:8px}.gs-navigation--sidebar .ant-btn[aria-current=page]{color:#fff}.gs-navigation--sidebar .ant-btn:focus-visible{outline:2px solid #385c8c;outline-offset:3px}.gs-balance{margin-left:auto;white-space:nowrap;font-size:14px;position:relative;overflow:visible}.gs-navigation .gs-balance{display:inline-flex;align-items:center;gap:6px;line-height:1}.gs-navigation .gs-balance .anticon.gs-balance-star{display:inline-flex;align-items:center;justify-content:center;width:1em;height:1em;flex:0 0 1em;font-size:1em;line-height:1;vertical-align:middle;margin:0}.gs-navigation .gs-balance .gs-balance-star svg{display:block}.gs-navigation .gs-balance .gs-balance-value{line-height:1;margin:0}.gs-navigation--sidebar .ant-btn.gs-balance{flex-direction:row;gap:4px;width:max-content;min-width:40px;max-width:64px;height:32px;padding:0 6px;margin:0;font-size:14px;color:#8a5a00;background:#fff8e7;border:1px solid #ead6a0;border-radius:999px}.gs-navigation--sidebar .ant-btn.gs-balance:hover{background:#fff0c2;border-color:#d8b65e}.gs-navigation--sidebar .ant-btn.gs-balance--earned{background:#ffedaa;border-color:#d8b65e}.gs-navigation--sidebar .gs-balance .anticon.gs-balance-star{font-size:14px}.gs-navigation--sidebar .gs-balance .gs-balance-value{font-size:12px;font-weight:600;font-variant-numeric:tabular-nums}.gs-balance .anticon{color:#b78b30}.gs-balance--earned{background:#fff7df;color:#8a5a00;box-shadow:0 0 12px #f2c14e55}.gs-balance--earned .gs-balance-star{animation:gs-star-pop .75s ease-out;color:#d69b13}.gs-stars-earned{position:absolute;top:calc(100% - 2px);right:6px;margin:0;padding:1px 6px;border-radius:10px;background:#ffedaa;color:#805000;font-size:12px;font-weight:700;line-height:16px;pointer-events:none;animation:gs-stars-rise 2s ease-out forwards}.gs-reward-announcement{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}@keyframes gs-star-pop{0%,to{transform:scale(1) rotate(0)}35%{transform:scale(1.25) rotate(-15deg)}65%{transform:scale(1.1) rotate(10deg)}}@keyframes gs-stars-rise{0%{opacity:0;transform:translateY(5px) scale(.85)}15%,70%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-8px) scale(1)}}@media(prefers-reduced-motion:reduce){.gs-balance--earned .gs-balance-star,.gs-stars-earned{animation:none}}.gs-feature{--gs-feature-gutter: 20px;--gs-heading-padding-top: 20px;padding:0 var(--gs-feature-gutter) 20px;min-height:0;flex:1;overflow:auto}.gs-feature-state{padding:0 20px}.gs-feature-state:empty{display:none}.gs-feature h2{font-size:26px;font-weight:600;margin:0 0 6px}.gs-feature h3{font-size:18px;font-weight:600;margin:0 0 8px}.gs-feature h4{font-size:15px;font-weight:600;margin:0 0 8px}.gs-feature p{margin:6px 0 14px;line-height:1.6}.gs-page-heading{position:sticky;top:0;z-index:40;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;align-items:center;margin:0 calc(-1 * var(--gs-feature-gutter, 20px)) 16px;padding:var(--gs-heading-padding-top, 20px) var(--gs-feature-gutter, 20px) 0;border-radius:20px 20px 0 0;border-bottom:1px solid rgba(110,117,127,.14);background:#eff8fed6;background:color-mix(in srgb,var(--workspace-background, #eff8fe) 84%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 4px 10px #2a2b2d0a}.standalone-workspace .gs-page-heading{border-radius:16px 16px 0 0}.gs-page-heading p,.gs-help{color:#6e757f;font-size:13px}.gs-page-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.ant-modal.workspace-header-hidden .gs-page-heading{align-items:flex-start;padding-inline-end:calc(var(--gs-feature-gutter, 20px) + 48px)}.ant-modal.workspace-header-hidden .gs-page-heading h2{line-height:32px}.gs-avatar-library{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin-bottom:16px}.gs-avatar-option{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:8px;border:1px solid #e5e7eb;border-radius:8px;background:#fff;padding:10px 4px;cursor:pointer;color:inherit}.gs-avatar-option[aria-pressed=true],.gs-item-card[aria-pressed=true]{border-color:#1677ff;box-shadow:0 0 0 2px #1677ff15;background:#f4f8fd}.gs-studio-layout{display:grid;grid-template-columns:minmax(270px,1fr) minmax(0,1.6fr);gap:20px;margin-top:0;align-items:start}.gs-agent-panel{background:#fff;border:1px solid #e5e7eb;border-radius:12px;min-width:0}.gs-portrait-stage{display:flex;align-items:center;justify-content:center;background:#f2f3f5;border-radius:12px 12px 0 0;padding:38px 16px 18px}.gs-portrait{position:relative;width:240px;max-width:100%;aspect-ratio:1;flex-shrink:0;isolation:isolate}.gs-base{position:absolute;inset:0;overflow:hidden;border-radius:50%}.gs-sprite{position:relative;display:block;width:100%;height:100%;overflow:hidden}.gs-portrait .gs-sprite img,.gs-item-art .gs-sprite img{position:absolute;display:block;max-width:none;border-radius:0;object-fit:fill;pointer-events:none;user-select:none}.gs-wear{position:absolute;transform-origin:center}.gs-wear .gs-item-art{display:block;width:100%;height:100%;max-width:none;max-height:none}.gs-wear-mask,.gs-body-mask{position:absolute;inset:0;border-radius:50%;overflow:hidden;pointer-events:none}.gs-headwear-mask{position:absolute;inset:0;clip-path:inset(-12% -8% 0 -8%);pointer-events:none}.gs-item-hit{position:absolute;inset:0;width:100%;height:100%;border:0;background:transparent;pointer-events:auto;cursor:pointer;touch-action:none}.gs-selection{position:absolute;min-width:var(--gs-selection-min, 64px);min-height:var(--gs-selection-min, 56px);border:1px solid #1677ff;box-shadow:0 0 0 1px #ffffffc9;z-index:5}.gs-move{position:absolute;inset:0;width:100%;height:100%;background:transparent;border:0;cursor:move;touch-action:none}.gs-handle{position:absolute;width:var(--gs-handle-size, 24px);height:var(--gs-handle-size, 24px);display:grid;place-items:center;padding:0;border:0;background:transparent;touch-action:none}.gs-handle:before{content:"";width:10px;height:10px;border:1px solid #1677ff;background:#fff;border-radius:2px}.gs-nw{left:var(--gs-handle-offset, -12px);top:var(--gs-handle-offset, -12px);cursor:nwse-resize}.gs-ne{right:var(--gs-handle-offset, -12px);top:var(--gs-handle-offset, -12px);cursor:nesw-resize}.gs-sw{left:var(--gs-handle-offset, -12px);bottom:var(--gs-handle-offset, -12px);cursor:nesw-resize}.gs-se{right:var(--gs-handle-offset, -12px);bottom:var(--gs-handle-offset, -12px);cursor:nwse-resize}.gs-west,.gs-east{top:calc(50% + var(--gs-handle-offset, -12px));cursor:ew-resize}.gs-west{left:var(--gs-handle-offset, -12px)}.gs-east{right:var(--gs-handle-offset, -12px)}.gs-west:before,.gs-east:before{width:7px;height:12px;border-radius:3px}.gs-rotate{left:calc(50% - 13px);top:-39px;width:26px;height:26px;border:1px solid #1677ff;border-radius:50%;background:#fff;color:#1677ff;cursor:grab}.gs-rotate:before{display:none}.gs-rotate-stem{position:absolute;left:50%;top:-14px;width:1px;height:14px;background:#1677ff}.gs-fit-toolbar,.gs-agent-details{padding:12px 16px}.gs-agent-details{display:flex;flex-direction:column;gap:8px;border-top:1px solid #e5e7eb}.gs-feature .gs-agent-details h3,.gs-feature .gs-agent-details p{margin:0}.gs-preview-note{padding:10px;border:1px solid #e5e7eb;border-radius:6px;font-size:12px;color:#6e757f;line-height:1.5}.gs-preview-note .ant-btn{padding-inline:0}.gs-fit-toolbar{border-top:1px solid #e5e7eb}.gs-fit-row{display:flex;align-items:center;gap:6px}.gs-fit-row .ant-select{flex:1;min-width:0}.gs-fit-toolbar p{font-size:12px;color:#6e757f;margin:10px 0 0}.gs-agent-details>p{font-size:13px;color:#6e757f}.gs-worn{display:flex;flex-wrap:wrap;gap:4px;margin:0}.gs-worn:empty{display:none}.gs-worn .ant-tag{margin:0;display:inline-flex;align-items:center;gap:4px;padding-inline-end:2px}.gs-worn button{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;padding:0;border:0;border-radius:4px;background:transparent;color:#6e757f;cursor:pointer}.gs-worn button:hover{background:#e5e7eb;color:#2a2b2d}.gs-worn button:focus-visible{outline:2px solid #1677ff;outline-offset:1px}.gs-worn button:disabled{opacity:.45;cursor:default}.gs-save-status{display:block;margin-top:0;font-size:12px;color:#6e757f;text-align:center}.gs-local-tabs,.gs-categories{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}.gs-local-tabs{padding-bottom:12px;border-bottom:1px solid #e5e7eb}.gs-catalog>p{font-size:13px;color:#6e757f}.gs-item-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.gs-item-card{display:flex;flex-direction:column;text-align:left;gap:8px;background:#fff;border:1px solid #e5e7eb;padding:8px 8px 12px;border-radius:8px;cursor:pointer;font:inherit;color:inherit;min-width:0}.gs-item-card strong{font-size:13px;font-weight:500}.gs-item-card>span:last-child{font-size:12px;color:#6e757f}.gs-item-preview{display:flex;align-items:center;justify-content:center;background:#f5f5f7;height:100px;width:100%;border-radius:5px;padding:12px}.gs-item-art{display:block;width:100%;height:76px}.gs-teaching-avatar{display:block;padding:0;border:0;background:transparent;cursor:pointer}.gs-teaching-avatar:focus-visible{outline:2px solid #1677ff;outline-offset:4px;border-radius:50%}.gs-item-action{border-block:1px solid #e5e7eb;padding:12px 0;margin:0 0 16px;display:flex;flex-wrap:wrap;align-items:center;gap:8px}.gs-item-action>div{flex:1;min-width:130px}.gs-item-action p{font-size:12px;color:#6e757f;margin:4px 0}.gs-feature .ant-alert{margin-bottom:16px}.gs-section-title{margin-top:28px!important}.gs-taught-topics{margin-top:20px;padding:20px;border:1px solid #cddfeb;border-radius:10px;background:#f5faff}.gs-topics-heading{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:12px}.gs-topics-heading h3,.gs-taught-topics p{margin:0}.gs-topics-list,.gs-topics-list ul{list-style:none;padding:0;margin:0}.gs-topics-list{max-height:240px;overflow-y:auto;overscroll-behavior:contain}.gs-topics-list:focus-visible{outline:2px solid #1677ff;outline-offset:2px}.gs-taught-topics .gs-topics-scroll-hint{margin-top:8px;font-size:13px}.gs-topics-list>li{margin-top:16px}.gs-topics-list ul{line-height:1.7;overflow-wrap:anywhere}.gs-topic-code{display:block;font-size:12px;color:#385c8c;margin-bottom:4px}.gs-opponents{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.gs-opponents article{display:flex;flex-direction:column;align-items:center;padding:24px 16px;border:1px solid #e5e7eb;border-radius:10px;background:#fff;text-align:center}.gs-opponents h4{margin-top:16px}.gs-opponents p{font-size:13px;flex:1}.gs-preparing{text-align:center;padding:64px 20px}.gs-preparing h3{margin-top:24px}.gs-live-status,.gs-agent-working{display:flex;align-items:center;gap:12px}.gs-live-status{margin-top:16px}.gs-live-status p{margin:4px 0 0;color:#6e757f;font-size:13px}.gs-worked-step+.gs-worked-step{margin-top:24px}.gs-problem{margin:16px 0 24px;background:#eff8fe;border:1px solid #cddfeb;border-radius:10px;padding:20px}.gs-problem>span{color:#385c8c;font-size:12px}.gs-problem p{margin-bottom:0}.gs-replay-controls{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:16px 0}.gs-players,.gs-feedback-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.gs-player{border:1px solid #e5e7eb;background:#fff;border-radius:10px;padding:20px}.gs-player-heading{display:flex;align-items:center;gap:16px;margin-bottom:24px}.gs-player-heading p{color:#6e757f;font-size:12px;margin:0}.gs-worked-step{animation:gs-step-in .25s ease-out}@keyframes gs-step-in{0%{opacity:.6;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.gs-evidence,.gs-score-line{font-size:12px;color:#6e757f}.gs-result{padding:24px 0;margin-top:24px;border-top:1px solid #e5e7eb}.gs-feedback-grid{margin-top:24px}.gs-recent>div{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid #e5e7eb}.gs-recent small{color:#6e757f}@media(max-width:950px){.gs-studio-layout{grid-template-columns:minmax(245px,1fr) minmax(0,1.35fr);gap:16px}.gs-item-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.gs-portrait-stage{padding:38px 16px 18px}}@media(max-width:768px){.ant-modal.workspace-header-hidden .gs-feature{--gs-heading-padding-top: 12px}.ant-modal.workspace-header-hidden .gs-page-heading{padding-inline-end:calc(var(--gs-feature-gutter, 20px) + 44px)}.gs-navigation--sidebar{flex-direction:row;gap:4px;width:auto}.gs-navigation--sidebar .ant-btn{width:36px;height:36px}}@media(max-width:650px){.gs-feature{--gs-feature-gutter: 12px;--gs-heading-padding-top: 16px;padding:0 var(--gs-feature-gutter) 16px}.gs-navigation:not(.gs-navigation--sidebar){padding:0;gap:0;width:100%}.gs-navigation:not(.gs-navigation--sidebar) .ant-btn{padding-inline:10px}.gs-navigation .gs-balance{font-size:12px}[aria-label="Workspace actions"]>.gs-navigation:not(:only-child){flex-basis:100%;border-inline-end:0;padding-inline-end:0;margin-inline-end:0;border-bottom:1px solid #d3d7de;padding-bottom:8px}.ant-modal-header .gs-navigation{flex-wrap:wrap;row-gap:4px}.ant-modal-header .gs-navigation .ant-btn{padding-inline:6px}.ant-modal-header .gs-balance{flex-basis:100%;text-align:right;justify-content:flex-end;margin-left:0}.gs-avatar-library{grid-template-columns:repeat(3,minmax(0,1fr))}.gs-studio-layout,.gs-players,.gs-feedback-grid{grid-template-columns:1fr}.gs-portrait-stage{padding:42px 16px 18px}.gs-opponents{grid-template-columns:1fr}.gs-page-heading h2{font-size:24px}.gs-player{padding:16px}}@media(pointer:coarse){.gs-selection{--gs-handle-size: 44px;--gs-handle-offset: -22px;--gs-selection-min: 96px}.gs-rotate{top:-62px;left:calc(50% - 22px);width:44px;height:44px}.gs-rotate-stem{top:-20px;height:20px}}@media(prefers-reduced-motion:reduce){.gs-worked-step{animation:none}}.gs-avatar-option:disabled,.gs-item-card:disabled{cursor:wait;opacity:.65}.gs-avatar-option:focus-visible,.gs-item-card:focus-visible,.gs-handle:focus-visible,.gs-move:focus-visible{outline:2px solid #1677ff;outline-offset:3px}