/* Header */
    .enhanced-section {
      padding: 80px 0;
      background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
      position: relative;
      overflow: hidden;
    }
.gallery-header {
  background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
  color: white;
  padding: 3rem 0;
  margin-bottom: 2rem;
  border-radius: 0 0 20px 20px;
}

/* Masonry Gallery */
.masonry-gallery {
  column-count: 3;
  column-gap: 20px;
  padding: 0 15px;
}
.gallery-item {
  display: inline-block;
  width: 100%;
  margin-bottom: 15px;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0,0,0,0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}
.gallery-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}
.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s;
}
.gallery-item:hover img {
  transform: scale(1.05);
}

/* Responsive columns */
@media (max-width: 992px) {
  .masonry-gallery { column-count: 3; }
}
@media (max-width: 768px) {
  .masonry-gallery { column-count: 2; }
}
@media (max-width: 576px) {
  .masonry-gallery { column-count: 1; }
}

/* Footer */
.gallery-footer {
  background: #343a40;
  color: white;
  padding: 2rem 0;
  margin-top: 3rem;
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #4e54c8;
  color: white;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  text-decoration: none;
  opacity: 0;
  transition: opacity 0.3s;
  z-index: 1000;
}
.back-to-top.show { opacity: 1; }