:root{color-scheme:light;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--brand:#315c46;--brand-dark:#244735;--ink:#17201b;--muted:#64748b;--line:#dce3df;--page:#f4f7f5;--surface:#fff}*{box-sizing:border-box}body{margin:0;background:var(--page);color:var(--ink);line-height:1.6}header{background:#fff;border-bottom:1px solid var(--line);padding:18px 22px}.bar{max-width:920px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{font-weight:850;font-size:20px;color:var(--brand);text-decoration:none}.back{color:var(--brand-dark);font-weight:700;text-decoration:none}main{max-width:920px;margin:24px auto;padding:0 18px 48px}.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 4px 18px rgba(31,65,48,.04);margin-bottom:16px}h1{font-size:30px;line-height:1.2;margin:0 0 8px}h2{font-size:20px;margin:26px 0 8px}h3{font-size:16px;margin:18px 0 6px}.meta{color:var(--muted);font-size:13px}.callout{border-left:4px solid var(--brand);background:#edf5f0;padding:12px 14px;border-radius:8px;margin:16px 0}.warn{border-left-color:#d97706;background:#fff7ed}a{color:var(--brand-dark)}li{margin:6px 0}.button{display:inline-block;background:var(--brand);color:#fff;text-decoration:none;padding:11px 16px;border-radius:10px;font-weight:800;margin:6px 8px 6px 0}.button.secondary{background:#fff;color:var(--brand-dark);border:1px solid #9fb0a6}.small{font-size:13px;color:var(--muted)}footer{max-width:920px;margin:0 auto 24px;padding:0 18px;color:var(--muted);font-size:12px}@media(max-width:600px){h1{font-size:25px}.card{padding:17px}.bar{align-items:flex-start;flex-direction:column}}