:root{--primary:#2563EB;--light:#F0F6FF}
body{font-family:Arial;margin:0;line-height:1.6}
header{position:sticky;top:0;background:#fff;padding:15px 40px;box-shadow:0 2px 10px rgba(0,0,0,0.05)}
.navbar{display:flex;justify-content:space-between;align-items:center}
.navbar a{margin:0 10px;text-decoration:none;color:#333}
.btn{background:linear-gradient(135deg,#2563EB,#3B82F6);color:#fff;padding:10px 20px;border-radius:8px;text-decoration:none}
.hero{padding:80px;background:#F0F6FF}
.card{background:#F0F6FF;margin:15px;padding:20px;border-radius:12px}
footer{background:#F0F6FF;padding:30px;text-align:center}