body{margin:0;font-family:Arial,sans-serif;color:#1f2937;background:#fff}header{position:sticky;top:0;background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.08)}.container{width:min(1100px,92%);margin:auto}.nav{display:flex;justify-content:space-between;align-items:center;padding:16px 0}.logo{display:flex;gap:12px;align-items:center}.logo img{height:58px}.logo h2{margin:0;color:#0f2d52}.logo small{color:#0a66c2}.nav a{text-decoration:none;margin-left:24px;color:#0f2d52;font-weight:bold}.hero{background:linear-gradient(135deg,#0a66c2,#0f2d52);color:#fff;padding:120px 0;text-align:center}.hero h1{font-size:48px}.btn{display:inline-block;padding:14px 28px;background:#fff;color:#0a66c2;border-radius:6px;text-decoration:none;font-weight:bold}.sec{padding:70px 0}.alt{background:#f5f9ff}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}.card{padding:30px;background:#fff;border-radius:10px;box-shadow:0 10px 24px rgba(0,0,0,.08);text-align:center}footer{background:#0f2d52;color:#fff;padding:25px 0;text-align:center}@media(max-width:768px){.nav{flex-direction:column}.nav nav{margin-top:10px}.hero h1{font-size:34px}}