:root { color-scheme: light dark; }
body { font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif; margin: 0; line-height: 1.6; }
.hero { padding: 4rem 1.25rem; background: linear-gradient(135deg, #0a3d62, #1e90ff); color: #fff; text-align: center; }
main { max-width: 860px; margin: 0 auto; padding: 2rem 1.25rem; }
h1,h2 { line-height: 1.2; }
.cta { display: inline-block; margin-top: 1rem; background:#fff; color:#0a3d62; padding:.75rem 1rem; border-radius:10px; font-weight:700; text-decoration:none; }
footer { text-align:center; padding: 2rem 1rem; opacity:.8; }
ul { padding-left: 1.1rem; }