body {
  background-color: #0f0f12;
  color: #e2e8f0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}
.container { width: 90%; max-width: 800px; padding: 40px 0; }
header { text-align: center; margin-bottom: 40px; }
h1 { font-size: 2.2rem; color: #fff; margin-bottom: 8px; letter-spacing: 1px; }
.subtitle { color: #a0aec0; font-size: 0.95rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card {
  background: #1a1a24;
  border: 1px solid #2d2d3a;
  border-radius: 12px;
  padding: 20px;
  text-decoration: none;
  color: inherit;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: all 0.25s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: #6366f1;
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.15);
}
.card-icon { font-size: 2rem; }
.card-info h2 { font-size: 1.1rem; margin: 0 0 4px 0; color: #fff; }
.card-info p { font-size: 0.85rem; margin: 0; color: #718096; }