*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Arial,sans-serif;color:#24323f;line-height:1.6}
nav{position:sticky;top:0;background:#0c2340;color:#fff;display:flex;justify-content:space-between;align-items:center;padding:16px 8%;z-index:10}
nav a{color:#fff;text-decoration:none;margin-left:18px}
.logo{font-weight:700;font-size:1.4rem}
.hero{height:85vh;background:linear-gradient(135deg,#0c2340,#1f5f8b);display:flex;align-items:center;justify-content:center;color:#fff;text-align:center}
.overlay{max-width:820px;padding:20px}
h1{font-size:3rem;margin-bottom:15px}
.btn{display:inline-block;margin-top:20px;background:#ff7a00;color:#fff;padding:14px 28px;border-radius:30px;text-decoration:none;font-weight:bold}
section{padding:70px 10%;max-width:1200px;margin:auto}
.gray{background:#f4f7fa;max-width:none}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 6px 18px rgba(0,0,0,.08);transition:.25s}
.card:hover{transform:translateY(-5px)}
.checks{list-style:none;padding:0}
.checks li{padding:10px 0;font-size:1.05rem}
.contact{text-align:center}
footer{background:#0c2340;color:#fff;text-align:center;padding:25px}
@media(max-width:700px){h1{font-size:2.1rem}nav{padding:14px 5%}.menu{display:none}}