.gallery-categories {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  margin: 2rem 0;
}

.category-btn {
  background-color: var(--bg-color);
  border: none;
  padding: 0.5rem 1rem;
  margin: 0.5rem;
  cursor: pointer;
  font-size: 1rem;
  transition: background-color 0.3s ease;
}

.category-btn.active,
.category-btn:hover {
  background-color: var(--primary-color);
  color: var(--white);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 3rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 5px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

.gallery-item:hover {
  transform: translateY(-10px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.3s ease;
}

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

.overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(0, 0, 0, 0.7);
  color: var(--white);
  padding: 1rem;
  transform: translateY(100%);
  transition: transform 0.3s ease;
}

.gallery-item:hover .overlay {
  transform: translateY(0);
}

.overlay h3 {
  margin-bottom: 0.5rem;
}

@media screen and (max-width: 768px) {
  .category-btn {
    margin: 5px;
  }
}