body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background: #0f0f0f;
  color: #e6e6e6;
}

header {
  text-align: center;
  padding: 40px 20px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  padding: 20px;
  max-width: 900px;
  margin: auto;
}

.card {
  background: #1a1a1a;
  border: 1px solid #3b2f2f;
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  color: #d4a373;
  text-decoration: none;
  font-weight: 600;
  transition: transform 0.15s ease, background 0.15s ease;
}

.card:hover {
  background: #141414;
  transform: translateY(-2px);
}