:root{--ink:#101827;--muted:#5c687a;--paper:#fff;--bg:#f4f6fb;--line:#dfe5ef;--accent:#caff45;--purple:#6347ff}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 Inter,ui-sans-serif,system-ui,sans-serif}.top{min-height:68px;background:#121a2a;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px clamp(18px,4vw,72px)}.brand{color:#fff;text-decoration:none;font-size:22px;font-weight:900;letter-spacing:-.04em}.brand i{font-style:normal;background:var(--accent);color:#111827;padding:1px 4px;border-radius:4px}.top a:not(.brand){color:#e8edff;text-decoration:none;font-size:13px;font-weight:750}.top nav{display:flex;flex-wrap:wrap;gap:14px}.shell{width:min(1040px,100%);margin:auto;padding:48px clamp(18px,4vw,42px) 64px}.eyebrow{color:#5942d9;font-size:12px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.hero{padding:12px 0 28px;border-bottom:1px solid var(--line)}h1{font-size:clamp(34px,5vw,56px);line-height:1.04;letter-spacing:-.05em;margin:10px 0 14px}.lead{max-width:720px;font-size:19px;color:var(--muted)}h2{font-size:26px;line-height:1.2;letter-spacing:-.025em;margin:38px 0 12px}h3{font-size:18px;margin:0 0 7px}.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:22px}.card p,.muted{color:var(--muted)}.check{margin:0;padding-left:20px}.check li{margin:8px 0}.notice{background:#ecf9d9;border-left:4px solid var(--accent);padding:15px 17px;border-radius:8px;margin-top:22px}.footer{border-top:1px solid var(--line);padding:25px clamp(18px,4vw,72px);color:var(--muted);font-size:13px}.footer a{color:#4d38cc;text-decoration:none;margin-right:14px}.updated{font-size:13px;color:var(--muted)}a{color:#4b38c9}code{font-family:ui-monospace,monospace;background:#eef0f7;padding:2px 5px;border-radius:4px}@media(max-width:680px){.top{align-items:flex-start;flex-direction:column;gap:8px}.top nav{gap:10px}.shell{padding-top:32px}.card-grid{grid-template-columns:1fr}h1{font-size:38px}}