:root {
  --blue-900: #0a1f44;
  --blue-700: #1446a0;
  --blue-500: #2f6fed;
  --blue-100: #e8f0ff;
  --ink: #1b2333;
  --muted: #5b6577;
  --bg: #ffffff;
  --card: #f6f8fc;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

a { color: var(--blue-700); }

.container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

header.site {
  background: var(--blue-900);
  color: #fff;
}
header.site .container {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding-top: 18px; padding-bottom: 18px; flex-wrap: wrap;
}
.logo { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-weight: 700; font-size: 1.15rem; }
.logo span.mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--blue-500), #6fb3ff);
  display: grid; place-items: center; font-weight: 800;
}
nav a { color: #cfe0ff; text-decoration: none; margin-left: 18px; font-size: .95rem; }
nav a:hover { color: #fff; }

.hero {
  background: linear-gradient(160deg, var(--blue-900) 0%, var(--blue-700) 60%, var(--blue-500) 100%);
  color: #fff; padding: 90px 0 100px;
}
.hero h1 { font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.15; margin: 0 0 18px; max-width: 760px; }
.hero p { font-size: 1.15rem; color: #dbe7ff; max-width: 640px; margin: 0 0 30px; }

.btn {
  display: inline-block; padding: 14px 26px; border-radius: 999px;
  background: #fff; color: var(--blue-900); font-weight: 700; text-decoration: none;
}
.btn.ghost { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.5); margin-left: 10px; }

section { padding: 72px 0; }
section h2 { font-size: 2rem; margin: 0 0 10px; color: var(--blue-900); }
section .lead { color: var(--muted); margin: 0 0 36px; max-width: 680px; }

.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { background: var(--card); border-radius: var(--radius); padding: 26px; border: 1px solid #e3e9f5; }
.card .icon { font-size: 1.8rem; margin-bottom: 8px; }
.card h3 { margin: 0 0 8px; color: var(--blue-900); }
.card p { margin: 0; color: var(--muted); }

.alt { background: var(--blue-100); }

.contact-box {
  background: var(--blue-900); color: #fff; border-radius: var(--radius);
  padding: 40px; text-align: center;
}
.contact-box h2 { color: #fff; }
.contact-box p { color: #cfe0ff; }

footer.site { background: #071631; color: #9fb3d9; padding: 36px 0; font-size: .92rem; }
footer.site .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
footer.site a { color: #cfe0ff; text-decoration: none; margin-right: 16px; }

.legal { padding: 56px 0 80px; }
.legal h1 { color: var(--blue-900); margin-top: 0; }
.legal h2 { color: var(--blue-900); font-size: 1.3rem; margin-top: 34px; }
.legal p, .legal li { color: #333c4d; }
.legal .updated { color: var(--muted); font-size: .92rem; }

@media (max-width: 600px) {
  nav a { margin: 0 14px 0 0; }
  .btn.ghost { margin: 12px 0 0; }
  .hero { padding: 64px 0 72px; }
}