:root {
  --bg: #101522;
  --panel: #171d2e;
  --border: #232a3d;
  --text: #f7f8fc;
  --muted: #8b93aa;
  --accent: #ff6b8b;
}

* { box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, sans-serif;
  margin: 0;
  padding: 3rem 1.5rem;
  display: flex;
  justify-content: center;
}

main {
  max-width: 640px;
  text-align: center;
}

h1 { font-size: 1.6rem; margin-bottom: .5rem; }

.subtitle { color: var(--muted); font-size: .95rem; margin-bottom: 2rem; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  text-align: left;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.2rem;
}

.card h2 { font-size: 1rem; margin: 0 0 .4rem; color: var(--accent); }
.card p { font-size: .85rem; color: var(--muted); margin: 0; line-height: 1.4; }