.gallery-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.clean-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 10px;
}

.clean-gallery-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  cursor: pointer;
  display: block;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.clean-gallery-img:hover {
  transform: scale(1.03);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* ✅ Fullscreen Overlay Lightbox */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0,0,0,0.9); /* Overlay dim */
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lightbox.active {
  visibility: visible;
  opacity: 1;
}

.lightbox img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 6px;
  box-shadow: 0 0 25px rgba(255, 255, 255, 0.3);
  transition: transform 0.3s ease;
}