.labs-v4{background:var(--white);color:var(--ink)}.labs-v4-hero{position:relative;padding:136px 0 72px;border-bottom:1px solid var(--border);overflow:clip;background:linear-gradient(180deg,color-mix(in oklab,var(--white) 94%,var(--mist)),var(--white))}.labs-v4-hero:before{content:"";position:absolute;inset:0;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.05'/%3E%3C/svg%3E"),linear-gradient(var(--ink-25) 1px,transparent 1px),linear-gradient(90deg,var(--ink-25) 1px,transparent 1px);background-size:256px 256px,44px 44px,44px 44px;opacity:.4}.labs-v4-hero:after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(700px 260px at 16% 4%,rgb(0 103 255 / 11%),transparent 70%),radial-gradient(540px 220px at 86% 22%,rgb(0 103 255 / 7%),transparent 74%)}.labs-v4-hero .section-inner{position:relative;z-index:1}.labs-v4-hero-copy{max-width:680px}.labs-v4-eyebrow{font-size:.8125rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--blue);margin-bottom:16px}.labs-v4-title{font-size:clamp(2rem,4.5vw,3.25rem);font-weight:750;line-height:1.12;letter-spacing:-.025em;color:var(--ink);margin-bottom:20px}.labs-v4-lead{font-size:1.0625rem;line-height:1.7;color:var(--ink-muted);max-width:560px;margin-bottom:32px}.labs-v4-status{display:inline-flex;align-items:center;gap:16px;font-family:var(--m);font-size:.8125rem;letter-spacing:.03em;color:var(--ink-muted);padding:8px 16px;border:1px solid var(--border);border-radius:8px;background:var(--mist);backdrop-filter:blur(8px);margin-bottom:32px}.labs-v4-status strong{color:var(--ink);font-weight:600}.labs-v4-status span{display:flex;align-items:center;gap:6px}.labs-v4-status .dot{width:6px;height:6px;border-radius:50%;background:var(--blue);flex-shrink:0}.labs-v4-status .dot.is-live{background:#22c55e}.labs-v4-actions{display:flex;flex-wrap:wrap;gap:12px}.labs-v4-btn-primary{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:10px;font-size:.9375rem;font-weight:600;color:var(--on-accent);background:var(--blue);text-decoration:none;transition:background .2s,transform .15s,box-shadow .2s}.labs-v4-btn-primary:hover{background:var(--blue-hover);transform:translateY(-1px);box-shadow:0 6px 20px color-mix(in oklab,var(--blue) 30%,transparent)}.labs-v4-btn-secondary{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;border-radius:10px;font-size:.9375rem;font-weight:600;color:var(--ink-muted);background:transparent;border:1px solid var(--border);text-decoration:none;transition:border-color .2s,color .2s,transform .15s}.labs-v4-btn-secondary:hover{border-color:var(--border-d);color:var(--ink);transform:translateY(-1px)}.labs-v4-breadcrumb{display:flex;align-items:center;gap:6px;font-size:.8125rem;color:var(--ink-muted);margin-bottom:20px}.labs-v4-breadcrumb a{color:inherit;text-decoration:none;transition:color .15s}.labs-v4-breadcrumb a:hover{color:var(--blue)}.labs-v4-breadcrumb .is-current{color:var(--ink);font-weight:600}.labs-v4-switcher{display:flex;flex-wrap:wrap;gap:8px;margin-top:32px}.labs-v4-switcher a{padding:6px 14px;border-radius:100px;font-size:.8125rem;font-weight:600;text-decoration:none;border:1px solid var(--border);color:var(--ink-muted);background:var(--mist);transition:all .2s}.labs-v4-switcher a:hover{border-color:color-mix(in oklab,var(--blue) 35%,var(--border));color:var(--blue)}.labs-v4-switcher a[aria-current=page]{background:var(--blue);border-color:var(--blue);color:var(--on-accent)}.labs-v4-section{padding:80px 0}.labs-v4-section-head{max-width:640px;margin-bottom:48px}.labs-v4-section-title{font-size:clamp(1.5rem,3vw,2.25rem);font-weight:700;line-height:1.2;letter-spacing:-.02em;color:var(--ink);margin-bottom:12px}.labs-v4-section-intro{font-size:1.0625rem;line-height:1.7;color:var(--ink-muted)}.labs-v4-grid{display:grid;grid-template-columns:1fr;gap:20px}@media(min-width:640px){.labs-v4-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:1024px){.labs-v4-grid{grid-template-columns:repeat(3,1fr)}}.labs-v4-category-card{display:flex;flex-direction:column;gap:16px;padding:28px 24px;border-radius:14px;border:1px solid var(--border);border-top:3px solid var(--card-tone, var(--blue));background:var(--mist);text-decoration:none;color:var(--ink);transition:border-color .2s,box-shadow .2s,transform .2s,background .2s}.labs-v4-category-card:hover{border-color:color-mix(in oklab,var(--card-tone, var(--blue)) 40%,var(--border));background:var(--mist-d);box-shadow:0 8px 32px color-mix(in oklab,var(--card-tone, var(--blue)) 8%,transparent);transform:translateY(-2px)}.labs-v4-category-card h3{font-size:1.25rem;font-weight:700;line-height:1.25}.labs-v4-category-card .card-deck{font-size:.75rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--card-tone, var(--blue))}.labs-v4-category-card .card-summary{font-size:.9375rem;line-height:1.6;color:var(--ink-muted)}.labs-v4-category-card .card-meta{font-family:var(--m);font-size:.75rem;color:var(--ink-25)}.labs-v4-category-card .card-arrow{margin-top:auto;font-size:.875rem;font-weight:600;color:var(--card-tone, var(--blue));display:flex;align-items:center;gap:6px}.labs-v4-entry-card{display:flex;flex-direction:column;gap:12px;padding:24px 22px;border-radius:14px;border:1px solid var(--border);border-top:3px solid var(--card-tone, var(--blue));background:var(--mist);text-decoration:none;color:var(--ink);transition:border-color .2s,box-shadow .2s,transform .2s,background .2s}.labs-v4-entry-card:hover{border-color:color-mix(in oklab,var(--card-tone, var(--blue)) 40%,var(--border));background:var(--mist-d);box-shadow:0 8px 32px color-mix(in oklab,var(--card-tone, var(--blue)) 8%,transparent);transform:translateY(-2px)}.labs-v4-entry-card .entry-top{display:flex;align-items:center;gap:8px}.labs-v4-entry-card .entry-badge{font-size:.6875rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:3px 10px;border-radius:100px}.labs-v4-entry-card .entry-badge.is-live{background:#22c55e1f;color:#22c55e;border:1px solid rgb(34 197 94 / 20%)}.labs-v4-entry-card .entry-badge.is-preview{background:color-mix(in oklab,var(--blue) 8%,var(--mist));color:var(--ink-muted);border:1px solid var(--border)}.labs-v4-entry-card h3{font-size:1.125rem;font-weight:700;line-height:1.3}.labs-v4-entry-card .entry-teaser{font-size:.9375rem;line-height:1.6;color:var(--ink-muted)}.labs-v4-entry-card .entry-arrow{margin-top:auto;font-size:.875rem;font-weight:600;color:var(--card-tone, var(--blue));display:flex;align-items:center;gap:6px}.labs-v4-cta{padding:80px 0;background:linear-gradient(180deg,var(--white),color-mix(in oklab,var(--white) 94%,var(--mist)));border-top:1px solid var(--border)}.labs-v4-cta-inner{max-width:560px;text-align:center;margin:0 auto}.labs-v4-cta-inner .labs-v4-section-title{margin-bottom:12px}.labs-v4-cta-inner .labs-v4-section-intro{margin-bottom:32px}.labs-v4-cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:12px}:is(html.dark,:root[data-theme=dark]) .labs-v4-hero:before{opacity:.7}:is(html.dark,:root[data-theme=dark]) .labs-v4-hero:after{background:radial-gradient(700px 260px at 16% 4%,rgb(0 103 255 / 14%),transparent 70%),radial-gradient(540px 220px at 86% 22%,rgb(0 103 255 / 10%),transparent 74%)}:is(html.dark,:root[data-theme=dark]) .labs-v4-entry-card .entry-badge.is-live{background:#22c55e26;color:#4ade80}@media(max-width:768px){.labs-v4-hero{padding:112px 0 56px}.labs-v4-section,.labs-v4-cta{padding:56px 0}.labs-v4-status{flex-wrap:wrap;gap:10px}}