*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#f5f5f7;color:#1d1d1f;line-height:1.6}
header{background:#1f3a63;color:#fff;padding:56px 24px;text-align:center}
header h1{font-size:2rem;font-weight:700;letter-spacing:-.01em}
header p{margin-top:8px;color:#c3d0e4;font-size:1rem}
nav{margin-top:20px;display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
nav a{color:#fff;font-size:.9rem;opacity:.85;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.35);padding-bottom:2px}
nav a:hover{opacity:1}
main{max-width:680px;margin:48px auto;padding:0 24px}
section{margin-bottom:24px}
h2{font-size:1.25rem;font-weight:600;margin-bottom:12px}
h3{font-size:1rem;font-weight:600;margin:18px 0 6px}
p,li{color:#3d3d3f;margin-bottom:8px}
ul{padding-left:20px;margin-bottom:8px}
a{color:#1f3a63;text-decoration:none}
a:hover{text-decoration:underline}
.card{background:#fff;border-radius:16px;padding:24px;box-shadow:0 1px 4px rgba(0,0,0,.08)}
.meta{font-size:.85rem;color:#6e6e73;margin-bottom:16px}
footer{text-align:center;padding:32px 24px;color:#6e6e73;font-size:.85rem}