:root{color-scheme:light;--ink:#18312c;--muted:#5f706b;--brand:#2d7063;--soft:#eef6f3;--line:#d7e3df;--danger:#85362f}*{box-sizing:border-box}body{margin:0;background:#f6f9f8;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}a{color:var(--brand)}.shell{width:min(920px,calc(100% - 32px));margin:auto}.topbar{background:#fff;border-bottom:1px solid var(--line)}.nav{align-items:center;display:flex;justify-content:space-between;min-height:68px}.brand{color:var(--ink);font-size:18px;font-weight:800;text-decoration:none}.links{display:flex;gap:18px}.links a{font-size:14px;font-weight:700;text-decoration:none}.hero{padding:72px 0 46px}.eyebrow{color:var(--brand);font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}h1{font-size:clamp(36px,7vw,60px);letter-spacing:-.04em;line-height:1.04;margin:10px 0 18px}.lead{color:var(--muted);font-size:19px;max-width:690px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.button{background:var(--brand);border-radius:12px;color:#fff;display:inline-block;font-weight:800;padding:12px 17px;text-decoration:none}.button.secondary{background:#fff;border:1px solid var(--line);color:var(--brand)}.grid{display:grid;gap:16px;grid-template-columns:repeat(3,1fr);padding:16px 0 64px}.card,.content{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}.card h2{font-size:18px;margin:0 0 8px}.card p{color:var(--muted);margin:0}.content{margin:36px auto 64px;padding:clamp(22px,5vw,48px)}.content h1{font-size:38px}.content h2{color:var(--brand);font-size:22px;margin:32px 0 8px}.content li,.content p{color:#344a44}.meta{color:var(--muted);font-size:14px}.notice{background:var(--soft);border-left:4px solid var(--brand);border-radius:10px;margin:24px 0;padding:16px}.warning{background:#fcebe8;border-left-color:var(--danger)}footer{border-top:1px solid var(--line);color:var(--muted);font-size:13px;padding:24px 0 38px}@media(max-width:720px){.grid{grid-template-columns:1fr}.links{gap:10px}.links a{font-size:13px}.hero{padding-top:48px}}