:root {
  --bg: #0b0f1a;
  --bg-2: #11172a;
  --fg: #e8ecf6;
  --muted: #9aa3b8;
  --brand: #0a45e6;
  --brand-2: #0d99a6;
  --border: #1f2742;
  --max: 760px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: #6ea4ff; text-decoration: none; }
a:hover { text-decoration: underline; }

.shell {
  max-width: var(--max);
  margin: 0 auto;
  padding: 64px 24px 96px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 18px;
  color: #fff;
  margin-bottom: 36px;
}

.brand .logo {
  width: 28px; height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 16px;
  color: #fff;
}

h1 {
  font-size: 36px;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
  color: #fff;
}

h2 {
  font-size: 20px;
  line-height: 1.3;
  margin: 40px 0 8px;
  color: #fff;
}

h3 {
  font-size: 16px;
  margin: 24px 0 6px;
  color: #fff;
}

p, li { color: #cdd4e6; }
small, .muted { color: var(--muted); font-size: 13px; }

.lede { color: #cdd4e6; font-size: 17px; }

ul { padding-left: 22px; }
li { margin: 4px 0; }

hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 48px 0 24px;
}

.nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 14px;
}

.hero-cta {
  margin-top: 28px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 11px 18px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  border: 1px solid var(--border);
  color: var(--fg);
  background: var(--bg-2);
}

.btn.primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  border-color: transparent;
  color: #fff;
}

.btn:hover { text-decoration: none; opacity: 0.92; }

.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 32px;
}
@media (max-width: 560px) { .feature-grid { grid-template-columns: 1fr; } }

.card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: 18px;
  border-radius: 14px;
}

.card h3 { margin-top: 0; }

footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}