*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:#1f2933;background:#f7f8fa;line-height:1.6}
header{background:#14365d;color:#fff;padding:48px 20px;text-align:center}header h1{margin:0;font-size:2.4rem}header p{margin:8px auto 0;max-width:640px;opacity:.9}
nav{background:#0f2a49;text-align:center;padding:10px}nav a{color:#cfe0f5;margin:0 12px;text-decoration:none;font-size:.95rem}
main{max-width:760px;margin:0 auto;padding:24px 20px}section{background:#fff;border-radius:10px;padding:24px;margin:20px 0;box-shadow:0 1px 3px rgba(0,0,0,.08)}
h2{margin-top:0;color:#14365d}dl{margin:0}dt{font-weight:600;margin-top:12px}dd{margin:2px 0 0}
footer{text-align:center;padding:24px;color:#6b7280;font-size:.9rem}a{color:#14365d}