/* ========================================
   GALLERY GRID SYSTEM
   ======================================== */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-md);
  padding: var(--spacing-lg) 0;
  margin-bottom: var(--spacing-lg);
}

/* Small mobile: 1 column */
@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

/* Large mobile: 2 columns */
@media (min-width: 481px) and (max-width: 767px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
}

/* Tablet: 2 columns */
@media (min-width: 768px) and (max-width: 1023px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
}

/* Desktop: 3 columns */
@media (min-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
  }
}

/* ========================================
   GALLERY ITEMS
   ======================================== */

.gallery-item {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  cursor: pointer;
  aspect-ratio: 4 / 3;
}

.gallery-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: filter var(--transition-base), transform var(--transition-base);
}

.gallery-item:hover img {
  filter: brightness(0.88);
  transform: scale(1.03);
}

/* Overlay on hover - gradient for readability */
.gallery-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: var(--spacing-md);
  background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.view-label {
  font-family: var(--font-family-base);
  font-size: 13px;
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 2px;
  color: white;
  display: flex;
  align-items: center;
  gap: 6px;
}

.view-label svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: white;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ========================================
   GALLERY COUNT BADGE
   ======================================== */

.gallery-count {
  display: inline-block;
  font-family: var(--font-family-base);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-light);
  background-color: var(--color-bg-warm);
  padding: 4px 14px;
  border-radius: 20px;
  margin-left: var(--spacing-sm);
  vertical-align: middle;
}

/* ========================================
   LOAD MORE BUTTON
   ======================================== */

.gallery-item.gallery-hidden {
  display: none;
}

.load-more-wrapper {
  text-align: center;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.load-more-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-family: var(--font-family-base);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-primary);
  background: none;
  border: 1.5px solid var(--color-primary);
  padding: var(--spacing-sm) var(--spacing-xl);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
}

.load-more-btn:hover {
  background-color: var(--color-primary);
  color: white;
}

/* ========================================
   GLIGHTBOX CUSTOMIZATION
   ======================================== */

.glightbox-container {
  background-color: rgba(0, 0, 0, 0.95);
  z-index: var(--z-modal);
}

.glightbox-slide img {
  max-height: 90vh;
  width: auto;
  max-width: 95vw;
}

.glightbox-title {
  color: white;
  font-size: var(--font-size-lg);
  padding: var(--spacing-md);
  text-align: center;
}

.glightbox-desc {
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--font-size-base);
  padding: 0 var(--spacing-md);
  text-align: center;
}

.glightbox-prev,
.glightbox-next {
  background-color: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  cursor: pointer;
}

.glightbox-prev:hover,
.glightbox-next:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
}

.glightbox-close {
  background-color: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  transition: all var(--transition-base);
}

.glightbox-close:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
}

/* ========================================
   LAZY LOADING IMAGES
   ======================================== */

img[loading="lazy"] {
  background-color: var(--color-bg-main);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

img.lazy-loaded {
  animation: fadeIn var(--transition-base);
}

/* ========================================
   RESPONSIVE ADJUSTMENTS
   ======================================== */

@media (max-width: 768px) {
  .gallery-item:active .gallery-overlay {
    opacity: 1;
  }

  .glightbox-slide img {
    max-height: 80vh;
    max-width: 100vw;
  }
}

/* Accessibility: Focus visible state */
.gallery-item:focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: 2px;
}