/* campus-gallery.css */
.campus-gallery-section {
  width: 100%;
  padding: 80px 0;
  background-color: #f9f9f9;
}

.campus-gallery-header {
  text-align: center;
  margin-bottom: 40px;
  padding: 0 15px;
}

.campus-gallery-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 15px;
  color: #1a1a1a;
}

.campus-gallery-header p {
  font-size: 1.1rem;
  color: #666;
  max-width: 700px;
  margin: 0 auto 25px;
}

.campus-gallery-header .theme-btn {
  display: inline-block;
  padding: 12px 30px;
  background: var(--theme-color);
  color: #fff;
  text-transform: uppercase;
  font-weight: 600;
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.3s ease;
}

.campus-gallery-header .theme-btn:hover {
  background: var(--theme-color-dark);
}

/* Grid Layout */
.campus-gallery-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  width: 100%;
}

.campus-gallery-item {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  background-color: #e0e0e0;
}

.campus-gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

/* Hover Effect */
.campus-gallery-item:hover img {
  transform: scale(1.08);
}

.campus-gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  opacity: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  transition: opacity 0.4s ease;
  padding: 20px;
}

.campus-gallery-item:hover .campus-gallery-overlay {
  opacity: 1;
}

.campus-gallery-caption {
  color: #fff;
  transform: translateY(20px);
  transition: transform 0.4s ease;
}

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

.campus-gallery-caption span {
  display: block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
  color: #ff9800;
}

.campus-gallery-caption h4 {
  font-size: 1.25rem;
  margin: 0;
  color: #fff;
  font-weight: 600;
}

.campus-gallery-caption .zoom-icon {
  margin-top: 15px;
  font-size: 1.5rem;
  color: #fff;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.6);
  width: 45px;
  height: 45px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.campus-gallery-caption .zoom-icon:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: #fff;
}

/* Lightbox */
.campus-gallery-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.9);
  z-index: 9999;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.campus-gallery-lightbox.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}

.lightbox-img-wrapper {
  position: relative;
  max-height: 75vh;
  display: flex;
  justify-content: center;
}

.lightbox-img-wrapper img {
  max-width: 100%;
  max-height: 75vh;
  object-fit: contain;
}

.lightbox-info {
  margin-top: 20px;
  text-align: center;
  color: #fff;
}

.lightbox-info h3 {
  font-size: 1.5rem;
  margin-bottom: 5px;
  color: #fff;
}

.lightbox-info p {
  font-size: 1rem;
  color: #ccc;
  margin-bottom: 5px;
}

.lightbox-info small {
  font-size: 0.85rem;
  color: #999;
  display: block;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 30px;
  color: #fff;
  font-size: 2rem;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 10000;
  transition: color 0.3s ease;
}

.lightbox-close:hover {
  color: #ff9800;
}

.lightbox-prev, .lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  font-size: 1.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: background 0.3s ease;
  z-index: 10000;
}

.lightbox-prev:hover, .lightbox-next:hover {
  background: rgba(255, 255, 255, 0.3);
}

.lightbox-prev {
  left: 30px;
}

.lightbox-next {
  right: 30px;
}

/* Skeleton Loading */
.campus-gallery-skeleton {
  background: linear-gradient(90deg, #ececec 0px, #f4f4f4 40px, #ececec 80px);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  aspect-ratio: 1 / 1;
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.campus-gallery-empty {
  text-align: center;
  padding: 50px 20px;
  color: #666;
  font-size: 1.1rem;
}

/* Responsive */
@media (max-width: 1199px) {
  .campus-gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 767px) {
  .campus-gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .campus-gallery-overlay {
    padding: 10px;
  }
  
  .campus-gallery-caption h4 {
    font-size: 1rem;
  }
  
  .campus-gallery-caption span {
    font-size: 0.75rem;
    margin-bottom: 4px;
  }

  .campus-gallery-caption .zoom-icon {
    margin-top: 8px;
    width: 30px;
    height: 30px;
    font-size: 1.2rem;
  }

  .lightbox-prev { left: 10px; width: 40px; height: 40px; }
  .lightbox-next { right: 10px; width: 40px; height: 40px; }
  .lightbox-close { top: 10px; right: 15px; }
  .lightbox-info h3 { font-size: 1.2rem; }
}