body{font-family:Arial,sans-serif;margin:0;color:#333;background:#f6f8fb}
header{background:#0b5ed7;color:#fff;padding:16px 40px;display:flex;justify-content:space-between;align-items:center}
nav a{color:#fff;text-decoration:none;margin-left:20px}
.hero{padding:80px 20px;text-align:center;background:white}
.btn{background:#ff7a00;color:#fff;padding:14px 24px;border-radius:8px;text-decoration:none;display:inline-block}
.section{max-width:1100px;margin:auto;padding:50px 20px}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.card{background:#fff;padding:20px;border-radius:10px;box-shadow:0 2px 8px rgba(0,0,0,.08)}
footer{background:#222;color:#fff;text-align:center;padding:20px;margin-top:40px}