:root{--ink:#0f172a;--muted:#475569;--line:#e2e8f0;--bg:#fff;--soft:#f8fafc;--brand:#0f766e;--brand-dark:#115e59;--accent:#14b8a6;--max:1080px}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{color:var(--ink);background:var(--bg);margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:17px;line-height:1.6}a{color:var(--brand);text-underline-offset:2px;text-decoration-thickness:1px}a:hover{color:var(--brand-dark)}.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}header.site{border-bottom:1px solid var(--line);z-index:5;background:#fff;position:sticky;top:0}header.site .wrap{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;min-height:64px;display:flex}.brand{color:var(--ink);letter-spacing:-.01em;align-items:center;gap:10px;font-size:1.1rem;font-weight:700;text-decoration:none;display:flex}.brand img{width:32px;height:32px}nav.main{flex-wrap:wrap;align-items:center;gap:18px;font-size:.95rem;display:flex}nav.main a{color:var(--muted);text-decoration:none}nav.main a:hover,nav.main a[aria-current=page]{color:var(--ink)}nav.main a.lang{border:1px solid var(--line);color:var(--ink);border-radius:999px;padding:3px 12px}.hero{border-bottom:1px solid var(--line);background:linear-gradient(#f0fdfa 0%,#fff 100%);padding:76px 0 56px}.hero h1{letter-spacing:-.02em;max-width:820px;margin:0 0 16px;font-size:clamp(2rem,4.5vw,3rem);line-height:1.15}.hero p.lead{color:var(--muted);max-width:720px;margin:0 0 28px;font-size:1.2rem}.btn{background:var(--brand);color:#fff;border-radius:10px;padding:11px 20px;font-weight:600;text-decoration:none;display:inline-block}.btn:hover{background:var(--brand-dark);color:#fff}.btn.secondary{color:var(--ink);border:1px solid var(--line);background:#fff;margin-left:8px}.btn.secondary:hover{background:var(--soft);color:var(--ink)}section{padding:56px 0}section.alt{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}h2{letter-spacing:-.01em;margin:0 0 14px;font-size:1.75rem;line-height:1.25}h3{margin:0 0 8px;font-size:1.15rem}.eyebrow{text-transform:uppercase;letter-spacing:.08em;color:var(--brand);margin:0 0 8px;font-size:.8rem;font-weight:700}.grid{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:24px;display:grid}.card{border:1px solid var(--line);background:#fff;border-radius:14px;padding:22px}.card p{color:var(--muted);margin:0}.muted{color:var(--muted)}.doc{padding:48px 0 64px}.doc .wrap{max-width:820px}.doc h1{letter-spacing:-.02em;margin:0 0 6px;font-size:2.2rem;line-height:1.2}.doc h2{margin:36px 0 10px;font-size:1.35rem}.doc h3{margin:22px 0 6px;font-size:1.08rem}.doc .meta{color:var(--muted);margin:0 0 28px;font-size:.95rem}.doc table{border-collapse:collapse;width:100%;margin:12px 0;font-size:.95rem;display:block;overflow-x:auto}.doc th,.doc td{border:1px solid var(--line);text-align:left;vertical-align:top;padding:9px 11px}.doc th{background:var(--soft)}.note{background:#f0fdfa;border:1px solid #99f6e4;border-radius:12px;margin:18px 0;padding:16px 18px}code{background:var(--soft);border:1px solid var(--line);border-radius:6px;padding:1px 6px;font-size:.92em}footer.site{border-top:1px solid var(--line);color:var(--muted);background:#fff;padding:32px 0;font-size:.92rem}footer.site .wrap{flex-wrap:wrap;justify-content:space-between;gap:20px;display:flex}footer.site nav{flex-wrap:wrap;gap:16px;display:flex}footer.site a{color:var(--muted)}@media (width<=640px){body{font-size:16px}header.site{position:static}.hero{padding:52px 0 40px}.btn.secondary{margin:10px 0 0}}.mt-24{margin-top:24px}.mb-8{margin:0 0 8px}.m-0{margin:0}.text-lg{font-size:1.2rem}.skip{background:var(--brand);color:#fff;z-index:10;border-radius:0 0 8px;padding:8px 14px;position:absolute;top:0;left:-9999px}.skip:focus{color:#fff;left:0}a:focus-visible,.btn:focus-visible{outline:3px solid var(--accent);outline-offset:2px}html{scroll-padding-top:80px}@media (width<=640px){html{scroll-padding-top:0}}