:root{color-scheme:light;--ink:#162b3d;--muted:#526574;--line:#d9e3e8;--accent:#096e68;--paper:#f6f8f9}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.7 system-ui,-apple-system,Segoe UI,sans-serif}a{color:var(--accent);text-underline-offset:4px}a:focus-visible{outline:3px solid #0aa89c;outline-offset:4px}nav,main,footer{max-width:1040px;margin:auto;padding:28px}nav{display:flex;justify-content:space-between;align-items:center;gap:24px;border-bottom:1px solid var(--line)}.brand{font-size:23px;letter-spacing:-1px;font-weight:750;text-decoration:none;color:var(--ink)}.brand:before{content:'↗';display:inline-grid;place-items:center;background:var(--accent);color:white;width:37px;height:37px;border-radius:10px;margin-right:10px}nav .links{display:flex;flex-wrap:wrap;gap:22px;font-size:14px}.eyebrow{color:var(--accent);font-size:13px;font-weight:750;letter-spacing:2px;text-transform:uppercase;margin:28px 0}h1{font-size:clamp(36px,6vw,68px);line-height:1.1;letter-spacing:-2px;max-width:820px;margin:18px 0 26px}h2{font-size:26px;line-height:1.3;margin-top:40px}h3{font-size:19px}p{max-width:780px}.lede{font-size:21px;color:var(--muted);max-width:730px}.button{display:inline-block;background:var(--accent);color:white;padding:12px 23px;border-radius:6px;text-decoration:none;font-weight:650;margin:12px 0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:45px 0}.card,.notice{padding:24px;background:white;border:1px solid var(--line);border-radius:10px}.card h3{margin-top:8px}.number{font:600 14px ui-monospace,monospace;color:var(--accent)}.card p{font-size:15px;color:var(--muted)}.document{max-width:850px}.document h1{font-size:44px;letter-spacing:-1px}.document li{margin-bottom:10px}.muted{color:var(--muted);font-size:14px}.notice{border-left:4px solid var(--accent);margin:28px 0}footer{border-top:1px solid var(--line);font-size:13px;color:var(--muted);margin-top:45px}code{font-size:.9em;background:#e8eeef;padding:2px 5px;border-radius:3px}table{border-collapse:collapse;width:100%;font-size:15px}td,th{text-align:left;border-bottom:1px solid var(--line);padding:12px}ol{padding-left:25px}@media(max-width:700px){nav{align-items:flex-start;flex-direction:column}.cards{grid-template-columns:1fr}main{padding:22px}.document h1{font-size:36px}}