:root{color-scheme:dark;--bg:#0a0d11;--panel:#121720;--panel2:#171e29;--text:#f4f1e8;--muted:#aeb7c5;--border:#2b3543;--accent:#80e6b1;--accent2:#d5ff70;--code:#090c10}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;background:radial-gradient(circle at 80% 0,rgba(128,230,177,.09),transparent 34rem),var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.shell{width:min(1080px,calc(100% - 32px));margin:0 auto;padding-bottom:72px}.topbar{min-height:76px;display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid var(--border)}a{color:inherit}.topbar a{color:var(--muted);text-decoration:none;font-weight:800}.topbar a:hover,.topbar a:focus-visible{color:var(--text)}.hero{padding:88px 0 62px;max-width:930px}.eyebrow{margin:0 0 13px;color:var(--accent);letter-spacing:.17em;font-size:.76rem;font-weight:950}.hero h1,.section h2{letter-spacing:-.045em}.hero h1{font-size:clamp(2.8rem,7vw,6.4rem);line-height:.95;margin:0 0 24px}.lede{max-width:790px;color:var(--muted);font-size:1.17rem;line-height:1.7}.actions{display:flex;flex-wrap:wrap;gap:11px;margin-top:30px}.button{min-height:47px;display:inline-flex;align-items:center;justify-content:center;padding:0 18px;border:1px solid var(--border);border-radius:9px;text-decoration:none;font-weight:900}.button.primary{background:var(--accent2);border-color:var(--accent2);color:#10150a}.button.secondary{background:var(--panel)}.button.disabled{color:#737e8d;background:#0e1218;cursor:not-allowed}.proof{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:14px;overflow:hidden;margin-bottom:22px}.proof div{background:var(--panel);padding:24px}.proof strong{display:block;font-size:2rem;color:var(--accent2)}.proof span{color:var(--muted);font-size:.9rem}.section{padding:70px 0;border-top:1px solid var(--border)}.section-heading{max-width:720px;margin-bottom:30px}.section h2{font-size:clamp(2rem,4vw,3.7rem);line-height:1.02;margin:0 0 14px}.section-heading>p:last-child,.next-section>p:not(.eyebrow),.live-test p{color:var(--muted);line-height:1.7}.feature-grid,.responsibility-grid,.browser-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.feature-card,.responsibility-grid article,.browser-grid article{padding:24px;background:linear-gradient(145deg,var(--panel),var(--panel2));border:1px solid var(--border);border-radius:14px}.feature-card .icon{font-size:1.8rem}.feature-card h3,.responsibility-grid h3{margin:13px 0 8px}.feature-card p,.responsibility-grid p{color:var(--muted);line-height:1.55;margin:0}.architecture{margin:34px auto;max-width:720px;display:flex;flex-direction:column;align-items:center}.node{width:min(100%,430px);padding:17px 22px;border:1px solid var(--border);border-radius:12px;background:var(--panel);text-align:center}.node strong{display:block;font-size:1.05rem}.node span{display:block;color:var(--muted);font-size:.88rem;margin-top:4px}.test-node{border-color:#4b5f58}.playwright-node{border-color:#536148}.arrow{color:var(--accent);font-size:1.45rem;padding:7px}.middle-row{width:100%;display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:center}.middle-row .node{width:100%}.connector{color:var(--accent);font-size:1.4rem}.steps{list-style:none;margin:0;padding:0;display:grid;gap:14px}.steps li{display:grid;grid-template-columns:auto 1fr;gap:18px;padding:24px;background:var(--panel);border:1px solid var(--border);border-radius:14px}.step-number{width:42px;height:42px;display:grid;place-items:center;border:1px solid var(--border);border-radius:50%;color:var(--accent2);font-weight:950}.steps h3{margin:2px 0 12px}.steps p{color:var(--muted)}pre{margin:0;max-width:100%;overflow:auto;background:var(--code);border:1px solid var(--border);border-radius:9px;padding:15px}code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;color:#e9d99c}.feature-card code{background:#0b0e13;padding:2px 5px;border-radius:4px}.browser-grid article{display:flex;flex-direction:column;gap:12px}.browser-grid strong{font-size:1.2rem}.browser-grid code{overflow-wrap:anywhere}.browser-grid span{color:var(--muted);font-size:.9rem}.watch-callout{margin-top:14px;padding:18px 20px;border:1px solid var(--border);border-radius:12px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;background:#0e1319}.watch-callout span{font-weight:900}.live-test{display:grid;grid-template-columns:1.3fr .7fr;gap:24px;align-items:center}.live-test>div{min-width:0}.live-test pre{padding:24px;line-height:1.8}.next-section{max-width:850px}.next-section>p:not(.eyebrow){font-size:1.08rem}@media(max-width:760px){.topbar{align-items:flex-start;flex-direction:column;justify-content:center;padding:18px 0}.hero{padding:58px 0 46px}.proof{grid-template-columns:repeat(2,1fr)}.feature-grid,.responsibility-grid,.browser-grid,.live-test{grid-template-columns:1fr}.middle-row{grid-template-columns:1fr}.connector{transform:rotate(90deg);text-align:center}.section{padding:52px 0}.steps li{grid-template-columns:1fr}.step-number{width:36px;height:36px}}