.metro-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 15px;
  padding: 10px;
}

.metro-item {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  background: #f8f8f8;
  transition: transform 0.2s;
}

.metro-item:hover {
  transform: scale(1.05);
}

.metro-item img {
  width: 100%;
  height: auto;
  display: block;
}

.metro-name {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 5px;
  background: rgba(0,0,0,0.6);
  color: #fff;
  font-size: 14px;
  text-align: center;
}