body {
  margin:0; font-family:Poppins,Arial,sans-serif; line-height:1.6;
  background:#f9fafb; color:#111827;
}
.topbar {
  display:flex; justify-content:space-between; align-items:center;
  background:#1E3A8A; padding:12px 20px; color:#fff;
}
.topbar nav a { color:#fff; margin:0 10px; text-decoration:none; font-weight:500; }
.hero {
  background:#0EA5A4; color:#fff; text-align:center; padding:80px 20px;
}
.hero h1 { font-size:2rem; margin-bottom:10px; }
.cta { margin-top:20px; }
.btn { background:#fff; color:#0EA5A4; padding:10px 18px; border-radius:6px; text-decoration:none; margin:5px; display:inline-block; }
.btn.ghost { background:transparent; border:2px solid #fff; color:#fff; }
.section { padding:50px 20px; max-width:900px; margin:auto; }
.section h2 { color:#1E3A8A; margin-bottom:15px; }
.section.alt { background:#eef2ff; }
footer {
  background:#1E3A8A; color:#fff; text-align:center; padding:20px;
  font-size:0.9rem;
}