:root {
  --navy: #0e1a2b;
  --navy-2: #142338;
  --card: #18293f;
  --blue: #3b82f6;
  --blue-2: #60a5fa;
  --text: #e8eef6;
  --muted: #9fb0c6;
  --border: #24374f;
  --maxw: 1080px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  background: var(--navy);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--blue-2); text-decoration: none; }
a:hover { color: #fff; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(14,26,43,0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 700; font-size: 18px; color: #fff; }
.brand img { width: 36px; height: 36px; border-radius: 9px; }
.nav-links { display: flex; gap: 28px; font-size: 15px; }
.nav-links a { color: var(--muted); }
.nav-links a:hover { color: #fff; }

/* Hero */
.hero { padding: 88px 0 72px; text-align: center; }
.hero img.logo { width: 104px; height: 104px; border-radius: 24px; box-shadow: 0 20px 50px rgba(0,0,0,0.45); }
.hero h1 { font-size: 46px; line-height: 1.1; margin: 28px 0 16px; color: #fff; letter-spacing: -0.5px; }
.hero p.lead { font-size: 20px; color: var(--muted); max-width: 620px; margin: 0 auto 28px; }
.badge {
  display: inline-block; font-size: 13px; color: var(--blue-2);
  background: rgba(59,130,246,0.12); border: 1px solid rgba(59,130,246,0.3);
  padding: 6px 14px; border-radius: 999px; margin-bottom: 8px;
}

/* Features */
.section { padding: 56px 0; }
.section h2 { font-size: 30px; color: #fff; text-align: center; margin-bottom: 8px; letter-spacing: -0.3px; }
.section .sub { color: var(--muted); text-align: center; margin-bottom: 44px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 26px;
}
.card .ico { font-size: 26px; margin-bottom: 12px; }
.card h3 { font-size: 18px; color: #fff; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 15px; }

/* Content pages (privacy/support) */
.doc { padding: 56px 0 80px; }
.doc h1 { font-size: 36px; color: #fff; margin-bottom: 8px; letter-spacing: -0.3px; }
.doc .updated { color: var(--muted); margin-bottom: 36px; }
.doc h2 { font-size: 22px; color: #fff; margin: 34px 0 12px; }
.doc p, .doc li { color: var(--muted); margin-bottom: 12px; }
.doc ul { padding-left: 22px; }
.doc a { text-decoration: underline; }
.contact-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 28px; margin-top: 24px;
}
.contact-card .email { font-size: 22px; color: #fff; font-weight: 600; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 36px 0; margin-top: 40px; }
.footer .wrap { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer .links { display: flex; gap: 24px; font-size: 14px; }
.footer .links a { color: var(--muted); }
.footer small { color: var(--muted); }

@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 34px; }
  .nav-links { display: none; }
}