:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #123568; background: #eaf8ff; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; padding: 32px 16px; background: linear-gradient(160deg, #d9f5ff 0%, #fff7e8 100%); }
.card { max-width: 780px; margin: 0 auto; padding: 40px; border-radius: 28px; background: rgba(255,255,255,.96); box-shadow: 0 20px 60px rgba(18,53,104,.14); }
.brand { margin: 0; font-size: 2rem; font-weight: 900; color: #1478cf; }
h1 { margin: 12px 0 20px; font-size: clamp(2rem, 6vw, 3.4rem); line-height: 1.05; }
h2 { margin-top: 30px; font-size: 1.25rem; }
p, li { color: #304e73; line-height: 1.65; }
a { color: #0869bd; font-weight: 650; }
nav { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; align-items: center; }
.button { display: inline-block; padding: 13px 20px; border-radius: 14px; color: white; background: #1478cf; text-decoration: none; }
.button.secondary { background: #7048c8; }
.text-link { padding: 10px; }
.back { text-decoration: none; }
.document h1 { font-size: clamp(2rem, 5vw, 3rem); }
.updated { color: #607a9a; }
@media (max-width: 560px) { body { padding: 0; } .card { min-height: 100vh; border-radius: 0; padding: 28px 20px; } }