body{margin:0;font-family:Poppins,Arial,sans-serif;background:#f4f6f8;color:#333}
header{background:linear-gradient(135deg,#0b3c5d,#1e88e5);color:#fff;padding:70px 20px;text-align:center}
nav{background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.1);padding:15px;text-align:center;position:sticky;top:0}
nav a{margin:0 15px;text-decoration:none;color:#0b3c5d;font-weight:600}
.container{max-width:1200px;margin:auto;padding:50px 20px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px}
.card{background:#fff;border-radius:14px;padding:30px;box-shadow:0 10px 30px rgba(0,0,0,.08)}
footer{background:#0b3c5d;color:#fff;padding:40px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:25px;max-width:1200px;margin:auto}
.footer-grid a{color:#fff;text-decoration:none;font-size:13px;display:block;margin-bottom:6px}
.copy{text-align:center;margin-top:20px;font-size:14px}
.whatsapp,.call{position:fixed;right:20px;padding:14px 20px;color:#fff;border-radius:50px;font-weight:600;text-decoration:none}
.whatsapp{bottom:95px;background:#25d366}
.call{bottom:30px;background:#1e88e5}