body{margin:0;font-family:Arial,sans-serif;line-height:1.6}
.wrap{max-width:1100px;margin:auto;padding:20px}
.hero{background:#0b5ed7;color:#fff;text-align:center;padding:90px 20px}
.btn{display:inline-block;margin:5px;padding:12px 20px;background:#fff;color:#0b5ed7;text-decoration:none;border-radius:6px}
.wa{background:#25D366;color:#fff}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
h2{color:#0b5ed7}
footer{text-align:center;padding:30px;background:#f4f4f4}