body{margin:0;font-family:Arial,sans-serif;background:#0b2d57;color:#fff;}
a{text-decoration:none;color:inherit}
header{background:#082447;padding:20px}
nav{max-width:1100px;margin:auto;display:flex;justify-content:space-between;align-items:center}
nav ul{list-style:none;display:flex;gap:20px;margin:0;padding:0}
.hero{min-height:70vh;display:flex;align-items:flex-start;padding-top:120px;}
.hero-content{max-width:900px;margin:auto;text-align:center}
.btn-primary{display:inline-block;margin-top:32px;padding:14px 26px;background:#2f7cff;border-radius:8px;color:#fff}
section{max-width:1100px;margin:60px auto;padding:0 20px;color:#fff}