body{font-family:Arial,sans-serif;margin:0;background:#f5f7fa}
.hero{background:linear-gradient(135deg,#0A1B3D,#0057FF);color:#fff;padding:20px}
nav{display:flex;justify-content:space-between}
.hero-content{display:flex;align-items:center;justify-content:space-between;max-width:1200px;margin:auto}
.hero img{max-width:350px}
.btn{background:#fff;color:#0057FF;padding:12px 20px;border-radius:8px;text-decoration:none;font-weight:bold}
section{padding:60px 20px;max-width:1200px;margin:auto}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.card{background:#fff;padding:20px;border-radius:12px;box-shadow:0 2px 10px rgba(0,0,0,.1)}
.cotizador{text-align:center;background:#0A1B3D;color:#fff}
.big{font-size:22px}
footer{text-align:center;padding:30px;background:#111;color:#fff}