:root {
  --bg-1: #05070f;
  --bg-2: #0b1020;
  --bg-3: #120f28;
  --text: #eaf2ff;
  --muted: #9fb4d8;
  --card: rgba(14, 20, 39, 0.72);
  --border: rgba(140, 173, 226, 0.24);
  --accent: #88b4ff;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  color: var(--text);
  font-family: Inter, Segoe UI, Roboto, system-ui, sans-serif;
  background: radial-gradient(1200px 600px at 10% 10%, #1f2f58 0%, transparent 55%),
              radial-gradient(1000px 700px at 85% 5%, #30204f 0%, transparent 52%),
              linear-gradient(180deg, var(--bg-2), var(--bg-1) 45%, var(--bg-3));
  min-height: 100%;
}

#stars {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.65;
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.08em;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 1rem;
  font-size: 0.95rem;
}

.nav a:hover { color: var(--text); }

main {
  width: min(900px, 92vw);
  margin: 1rem auto 3rem;
}

.hero {
  text-align: center;
  margin: 3rem 0 2.5rem;
}

.kicker {
  margin: 0;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.hero h1 {
  margin: 0.5rem 0;
  font-size: clamp(2rem, 6vw, 4rem);
}

.subtitle {
  margin: 0;
  color: var(--muted);
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem 1.1rem;
  margin: 0.9rem 0;
  backdrop-filter: blur(2px);
}

.card h2 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.card p, .card li {
  color: #d6e2f7;
}

a { color: #b8d1ff; }

.site-footer {
  text-align: center;
  color: var(--muted);
  padding: 1.2rem;
  font-size: 0.9rem;
}