/* Dark sleek theme */
body {
  margin: 0;
  font-family: 'Helvetica Neue', sans-serif;
  background-color: #0a0a0a;
  color: #f2f2f2;
  line-height: 1.6;
}

header {
  background: #111;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header h1 {
  font-size: 1.5rem;
  color: #e60023; /* accent color */
}

nav a {
  color: #f2f2f2;
  margin-left: 20px;
  text-decoration: none;
  transition: color 0.3s;
}

nav a:hover {
  color: #e60023;
}

.container {
  max-width: 1200px;
  margin: auto;
  padding: 2rem;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
}

.gallery img {
  width: 100%;
  border-radius: 8px;
  transition: transform 0.3s;
  cursor: pointer;
}

.gallery img:hover {
  transform: scale(1.05);
}

footer {
  background: #111;
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
  font-size: 0.9rem;
  color: #888;
}

button {
  background: #e60023;
  color: #fff;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 5px;
  cursor: pointer;
}

button:hover {
  background: #b5001a;
}