*{margin:0;padding:0;box-sizing:border-box;font-family:Arial,sans-serif}
body{background:#f5f8ff;color:#222}
.nav{display:flex;justify-content:space-between;padding:20px 8%;background:#fff;position:sticky;top:0}
.nav a{text-decoration:none;margin-left:20px;color:#222}
.logo{font-size:30px;font-weight:bold;color:#0d6efd}
.hero{height:90vh;background:linear-gradient(135deg,#0d6efd,#00b7ff);color:#fff;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}
.hero h1{font-size:64px}
.btn{background:#fff;color:#0d6efd;padding:14px 28px;border-radius:30px;text-decoration:none;margin-top:20px}
.section{padding:80px 8%;text-align:center}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-top:30px}
.card{background:#fff;padding:25px;border-radius:16px;box-shadow:0 5px 20px rgba(0,0,0,.08)}
.light{background:#fff}
form{max-width:600px;margin:auto}
input,textarea{width:100%;padding:14px;margin:10px 0}
button{padding:14px 24px;background:#0d6efd;color:#fff;border:none}
footer{background:#111;color:#fff;text-align:center;padding:25px}