body{margin:0;font-family:Arial,sans-serif;background:#f5f5f5;color:#333}header{background:linear-gradient(135deg,#111,#444);color:#fff;padding:60px 20px;text-align:center}nav{background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.1);padding:15px;text-align:center;position:sticky;top:0}nav a{margin:0 15px;color:#333;text-decoration:none;font-weight:bold}.container{max-width:1100px;margin:auto;padding:40px 20px}.cards{display:flex;gap:20px;flex-wrap:wrap}.card{background:#fff;padding:20px;border-radius:14px;box-shadow:0 8px 24px rgba(0,0,0,.08);flex:1;min-width:220px}.btn{display:inline-block;background:#222;color:#fff;padding:12px 20px;border-radius:30px;text-decoration:none}footer{background:#222;color:#fff;text-align:center;padding:25px;margin-top:40px}.legal{background:#fff;padding:35px;border-radius:14px;box-shadow:0 8px 24px rgba(0,0,0,.08)}