body{margin:0;font-family:Arial,sans-serif;background:linear-gradient(180deg,#fdf6ff,#eef9ff)}
header{padding:60px 20px;text-align:center;background:linear-gradient(90deg,#6dd5fa,#8e44ad);color:#fff}
.btn{display:inline-block;padding:12px 22px;background:#ff9800;color:#fff;border-radius:30px;text-decoration:none}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px;padding:30px}
.card{background:#fff;border-radius:18px;padding:20px;box-shadow:0 8px 18px rgba(0,0,0,.08);text-align:center}
footer{padding:30px;text-align:center}