body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont;
  background: #0f0f0f;
  color: white;
}

.container {
  max-width: 1000px;
  margin: auto;
  padding: 40px;
  text-align: center;
}

h1 {
  font-size: 40px;
  margin-bottom: 10px;
}

.subtitle {
  color: #aaa;
  margin-bottom: 30px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
}

.card {
  background: #1a1a1a;
  padding: 20px;
  border-radius: 12px;
  cursor: pointer;
  transition: 0.3s;
}

.card:hover {
  background: #2a2a2a;
  transform: translateY(-5px);
}

.card h3 {
  margin: 0;
}

.card p {
  color: #888;
  font-size: 14px;
}

.hidden {
  display: none;
}

button {
  margin-top: 15px;
  padding: 12px 24px;
  background: white;
  color: black;
  border: none;
  cursor: pointer;
  border-radius: 8px;
}

img {
  margin-top: 30px;
  width: 100%;
  border-radius: 12px;
}