:root{
  --navy:#0f1e3a;
  --navy-2:#132a52;
  --white:#ffffff;
  --gray:#f4f6f8;
  --text:#1f2937;
  --accent:#2eaadc;
}
*{box-sizing:border-box}
body{
  margin:0; font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--text); background:var(--white); line-height:1.6;
}
a{color:var(--accent); text-decoration:none}
a:hover{text-decoration:underline}
header{background:var(--navy); color:var(--white); position:sticky; top:0; z-index:10}
.container{max-width:1200px; margin:0 auto; padding:1.25rem}
.nav{display:flex; align-items:center; justify-content:space-between; gap:1rem}
.brand{font-weight:700; letter-spacing:.2px}
nav a{color:#dbe7ff; margin-left:1rem; font-weight:500}
nav a.active, nav a:hover{color:#fff}
.hero{background:linear-gradient(135deg,var(--navy),var(--navy-2)); color:#fff}
.hero h1{font-size:2.4rem; margin:.5rem 0}
.hero p{max-width:720px}
.btn{display:inline-block; padding:.7rem 1.1rem; border-radius:6px; font-weight:600}
.btn.primary{background:#fff; color:var(--navy)}
.btn.secondary{border:1px solid #fff; color:#fff}
.section{padding:3rem 0}
.section.alt{background:var(--gray)}
.grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:1.25rem}
.card{background:#fff; border-radius:10px; padding:1.5rem; box-shadow:0 8px 24px rgba(0,0,0,.06)}
.card h3{margin-top:0}
ul.clean{padding-left:1.1rem}
footer{background:#0b162b; color:#c9d5ff}
footer .container{display:flex; flex-wrap:wrap; gap:1rem; justify-content:space-between}
small{opacity:.85}
form label{display:block; font-weight:600; margin:.75rem 0 .25rem}
input, textarea{width:100%; padding:.6rem; border-radius:6px; border:1px solid #cbd5e1}
button{cursor:pointer}
.badge{display:inline-block; background:#e6f1ff; color:#0f1e3a; padding:.25rem .6rem; border-radius:999px; font-size:.8rem; font-weight:600}
.notice{background:#fff3cd; border:1px solid #ffe69c; padding:1rem; border-radius:8px}
@media (max-width:768px){
  .hero h1{font-size:1.9rem}
  nav{flex-wrap:wrap}
}