:root{--accent:#1d4ed8;--border:#d1d5db;--muted:#6b7280}*{box-sizing:border-box}body{color:#111827;background:#fff;margin:0;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.6}.banner{border-bottom:1px solid var(--border);text-align:center;background:#eff6ff;padding:8px 16px;font-size:14px}.banner a{color:inherit}main{max-width:720px;margin:0 auto;padding:24px 16px 48px}h1{margin-bottom:8px;font-size:28px;line-height:1.25}h2{margin-top:32px;font-size:20px}a{color:var(--accent)}ul{padding-left:20px}img{max-width:100%;height:auto}.cta{background:var(--accent);color:#fff;border-radius:6px;margin:12px 0;padding:10px 18px;text-decoration:none;display:inline-block}.site-footer{border-top:1px solid var(--border);flex-wrap:wrap;gap:16px;max-width:720px;margin:0 auto;padding:16px;font-size:14px;display:flex}.site-footer a{color:var(--muted)}