.labs-shell{--b-line: rgb(var(--theme-fg-rgb)/.16);--b-soft: rgb(var(--theme-fg-rgb)/.04);--b-muted: rgb(var(--theme-fg-rgb)/.62);--b-accent: #6bd7c3;color:var(--theme-fg);font-size:15px;line-height:1.7}html[data-theme=light] .labs-shell{--b-accent: #006f61}.labs-shell *{box-sizing:border-box}.labs-shell h1{font-family:var(--font-serif);font-size:clamp(28px,3.4vw,38px);line-height:1.2;letter-spacing:.04em;margin:12px 0 14px}.labs-shell h2{font-size:24px;font-family:var(--font-serif);margin:0 0 14px}.labs-shell h3{font-size:18px;margin:0 0 6px}.labs-shell p{margin:0 0 14px}.labs-shell a{color:inherit;text-decoration:none}.labs-shell a:hover{color:var(--b-accent)}.labs-head{border-bottom:1px solid var(--b-line);padding-bottom:16px}.labs-head>p{max-width:700px;color:var(--b-muted)}.labs-tag{font-family:var(--font-mono);font-size:12px;color:var(--b-accent);border:1px solid var(--b-line);padding:3px 9px;margin-left:12px;vertical-align:middle}.labs-nav{display:flex;gap:24px;overflow-x:auto;white-space:nowrap;border-bottom:1px solid var(--b-line);margin:0 0 30px;padding:0}.labs-nav a{padding:18px 0;border-bottom:2px solid transparent;font-size:14px}.labs-nav a[aria-current=page]{border-color:var(--b-accent);color:var(--b-accent)}.labs-shell button,.labs-shell .labs-button{font:inherit;font-size:13px;border:1px solid var(--b-line);border-radius:var(--ui-radius-control);background:var(--b-soft);color:inherit;padding:9px 14px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:40px;text-decoration:none}.labs-shell button:hover,.labs-shell .labs-button:hover{border-color:var(--b-accent);color:var(--b-accent)}.labs-shell button:disabled{opacity:.4;cursor:not-allowed}.labs-shell button[aria-pressed=true],.labs-primary{background:var(--b-accent)!important;color:var(--theme-bg, #111)!important}.labs-shell :focus-visible{outline:2px solid var(--b-accent);outline-offset:4px}.labs-shell input:not([type=checkbox]),.labs-shell select,.labs-shell textarea{font:inherit;width:100%;padding:11px 12px;border:1px solid var(--b-line);border-radius:var(--ui-radius-control);color:inherit;background:var(--theme-bg, #111);min-width:0}.labs-shell option{background:var(--theme-bg, #111);color:var(--theme-fg)}.labs-shell label{font-size:13px;display:block}.labs-shell label>span{display:block;margin-bottom:6px;color:var(--b-muted)}.labs-toolbar{display:flex;gap:12px;align-items:end;flex-wrap:wrap;margin-bottom:24px}.labs-toolbar>label{flex:1;min-width:130px}.labs-toolbar>label:first-child{flex:3;min-width:220px}.labs-note{font-size:13px;color:var(--b-muted);max-width:850px}.labs-status{font-size:13px;color:var(--b-muted);margin:20px 0}.labs-results{display:grid}.labs-row{display:flex;align-items:center;gap:20px;border-top:1px solid var(--b-line);padding:20px 0;min-width:0}.labs-row-body{flex:1;min-width:0}.labs-row h3,.labs-row p{overflow-wrap:anywhere}.labs-row p{font-size:13px;color:var(--b-muted);margin:4px 0 0}.labs-row time{flex:0 0 100px;align-self:start;padding-top:4px;font-family:var(--font-mono);font-size:13px;color:var(--b-accent)}.labs-row small{font-size:11px;color:var(--b-muted)}.labs-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.labs-empty{padding:45px 20px;border:1px dashed var(--b-line);text-align:center;color:var(--b-muted)}.labs-explore-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:30px 0}.labs-feature{padding:28px 0;border-top:1px solid var(--b-line)}.labs-feature p{color:var(--b-muted);max-width:440px}.labs-feature a{color:var(--b-accent)}.labs-banner{border-left:3px solid var(--b-accent);padding:22px 26px;background:var(--b-soft);margin:28px 0}.labs-banner p{max-width:760px;color:var(--b-muted)}.labs-graph-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px}.labs-graph{width:100%;height:460px;border:1px solid var(--b-line);border-radius:var(--ui-radius-control);background:radial-gradient(ellipse at center,rgb(var(--theme-fg-rgb) / .05),transparent 70%)}.labs-graph line{stroke:rgb(var(--theme-fg-rgb) / .25);stroke-width:1}.labs-graph circle{fill:var(--theme-bg, #111);stroke:var(--b-accent);stroke-width:1.5}.labs-graph text{fill:var(--theme-fg);font-family:inherit;font-size:12px;text-anchor:middle}.labs-graph g[role=button]{cursor:pointer}.labs-graph g[role=button]:hover circle{fill:var(--b-soft);stroke-width:3}.labs-graph-center{fill:var(--b-accent)!important}.labs-graph-detail{padding:22px 0}.labs-graph-detail p{font-size:13px;color:var(--b-muted)}.labs-pick-list{max-height:230px;overflow-y:auto;display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 24px}.labs-pick-list button{max-width:100%;text-align:left}.labs-world-route{padding:26px 0;border-top:1px solid var(--b-line)}.labs-world-route small{color:var(--b-accent)}.labs-world-route details{margin:12px 0;color:var(--b-muted);font-size:14px}.labs-world-route summary{cursor:pointer}.labs-form{display:grid;gap:20px;max-width:780px}.labs-form textarea{min-height:220px}.labs-form input[type=checkbox]{accent-color:var(--b-accent);margin-right:8px}.labs-preview{padding:25px;border:1px solid var(--b-line);overflow-wrap:anywhere;min-height:130px}.labs-preview ul{list-style:disc;padding-left:24px}.labs-preview a{text-decoration:underline}.labs-preview h1{font-size:26px}.labs-preview h2{font-size:22px}.labs-preview pre{white-space:pre-wrap}.labs-file{font-size:12px}.labs-bookmark{font-size:12px;display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:14px 0}.labs-bookmark button{border:1px solid rgb(var(--theme-fg-rgb) / .25);border-radius:var(--ui-radius-control);padding:8px 13px;color:var(--theme-fg);cursor:pointer}.labs-bookmark button[aria-pressed=true]{color:#168c79}.labs-bookmark a{text-decoration:underline}.labs-bookmark [role=status]{font-size:11px}@media(max-width:760px){.labs-shell{padding:90px 18px 70px}.labs-nav{gap:22px}.labs-explore-grid,.labs-graph-layout{grid-template-columns:1fr}.labs-graph{height:370px}.labs-row{gap:12px;flex-wrap:wrap}.labs-row time{flex-basis:85px;font-size:11px}.labs-row .labs-actions{width:100%}.labs-toolbar>label:first-child{min-width:100%;flex-basis:100%}.labs-row h3{font-size:16px}.labs-graph-detail{padding:0}.labs-banner{padding:20px}.labs-practice-line{font-size:18px}}@media(prefers-reduced-motion:reduce){.labs-shell *{scroll-behavior:auto!important;transition:none!important}}.labs-shell [hidden],.labs-practice [hidden]{display:none!important}.labs-nav{scrollbar-width:thin;scrollbar-color:var(--b-line) transparent}.labs-nav::-webkit-scrollbar{height:3px}.labs-nav::-webkit-scrollbar-thumb{background:var(--b-line)}.labs-graph-detail>img{object-fit:cover;border-radius:var(--ui-radius-control);margin-bottom:18px}html body main.workspace-page .labs-graph-layout{gap:20px;align-items:start}html body main.workspace-page :is(.labs-graph,.labs-graph-detail,.labs-world-route){border:1px solid var(--workspace-line);border-radius:var(--workspace-radius);background:var(--workspace-surface)}html body main.workspace-page :is(.labs-graph-detail,.labs-world-route){padding:20px}html body main.workspace-page .labs-world-route{margin-bottom:16px}html body main.workspace-page .labs-world-route h2{font:400 22px/1.6 var(--font-serif);margin:10px 0}html body main.workspace-page .labs-world-route p{font-size:13px;line-height:1.9}html body main.workspace-page .labs-toolbar{gap:16px;padding:20px;border:1px solid var(--workspace-line);border-radius:var(--workspace-radius);background:var(--workspace-surface)}html body main.workspace-page .labs-row{transition:background var(--workspace-motion),border-color var(--workspace-motion);border-radius:8px;padding:16px}html body main.workspace-page .labs-row:hover{background:rgb(var(--theme-fg-rgb)/.025);border-color:var(--theme-accent-color)}html body main.workspace-page .labs-panel>label:has([data-query]){display:grid;gap:8px;max-width:560px;margin:0 0 16px;font-size:12px}html body main.workspace-page .labs-panel :is(input[type=search],select){min-height:44px;border-radius:8px}