body{margin:0;font-family:Poppins,sans-serif;background:#0d1735;color:#fff}nav{display:flex;justify-content:space-between;padding:20px 8%}.logo{font-weight:800}.logo span{color:silver}.links a{color:#fff;margin-left:20px;text-decoration:none}.hero{min-height:100vh;background:linear-gradient(135deg,#0b1533,#1d4ed8);padding:20px}.hero-content{text-align:center;max-width:800px;margin:18vh auto}h1{font-size:4rem;color:#69a9ff}.button{display:inline-block;background:#3b82f6;color:#fff;padding:14px 28px;border-radius:10px;text-decoration:none}main{max-width:1100px;margin:auto;padding:50px 20px}section{margin:80px 0;text-align:center}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}.card{background:rgba(255,255,255,.08);padding:25px;border-radius:16px}footer{text-align:center;padding:30px;background:#071120}