body{margin:0;font-family:Segoe UI,sans-serif;background:#fffdf5;color:#333}header{background:linear-gradient(135deg,#ff8c00,#ffc107);padding:15px;color:white;position:sticky;top:0}nav a{color:white;margin:0 10px;text-decoration:none}.hero{padding:80px 20px;text-align:center;background:#fff3cd}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;padding:30px}.card{background:white;padding:20px;border-radius:12px;box-shadow:0 2px 10px rgba(0,0,0,.1)}footer{background:#222831;color:white;padding:30px;text-align:center}.btn{background:#ff8c00;color:white;padding:12px 20px;border-radius:8px;text-decoration:none}