*{box-sizing:border-box}body{margin:0;font-family:Poppins,sans-serif;color:#1d1d1d;background:#fff}
header{position:fixed;top:0;width:100%;display:flex;justify-content:space-between;padding:18px 8%;background:rgba(8,32,71,.9);color:#fff;z-index:9}
nav a{color:#fff;text-decoration:none;margin-left:18px}
.hero{height:100vh;background:linear-gradient(rgba(6,22,53,.65),rgba(6,22,53,.65)),url('https://images.unsplash.com/photo-1554224155-6726b3ff858f?auto=format&fit=crop&w=1600&q=80') center/cover;display:flex;align-items:center}
.overlay{padding:0 8%;color:#fff;max-width:700px}
h1{font-size:56px}h2{text-align:center;margin:60px 0 30px}
.btn{background:#d4af37;color:#082047;padding:15px 28px;border-radius:30px;text-decoration:none;font-weight:700}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:25px;padding:0 8% 70px}
.card{background:#fff;border-radius:16px;padding:28px;box-shadow:0 10px 25px rgba(0,0,0,.1);transition:.3s}.card:hover{transform:translateY(-8px)}
.dark{background:#082047;color:#fff;padding:40px 8%}
.stats{display:flex;justify-content:center;gap:60px;flex-wrap:wrap}
.stats b{display:block;font-size:34px;color:#d4af37}
form{max-width:650px;margin:auto;padding:20px}input,textarea{width:100%;padding:14px;margin:10px 0;border-radius:10px;border:1px solid #ccc}button{background:#082047;color:#fff;padding:14px 22px;border:none;border-radius:10px}
footer{text-align:center;padding:30px;background:#061633;color:#fff}.wa{position:fixed;right:22px;bottom:22px;background:#25D366;color:#fff;text-decoration:none;padding:16px;border-radius:50%;font-size:22px}
@media(max-width:768px){h1{font-size:38px}header{padding:15px 5%}nav{display:none}}