/* ===================================
   Gallery Page Styles
   =================================== */

/* Filters Section */
.filters {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-off-white);
  padding: var(--spacing-lg) var(--spacing-sm);
}

.filters__section {
  margin-bottom: var(--spacing-lg);
}

.filters__section--tags {
  margin-bottom: 0;
}

.filters__title {
  font-size: var(--font-size-body-large-mobile);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.filters__categories {
  display: flex;
  gap: var(--spacing-sm);
  overflow-x: auto;
  padding-bottom: var(--spacing-sm);
  scrollbar-width: none;
}

.filters__categories::-webkit-scrollbar {
  display: none;
}

/* Mobile Filter Pills - Horizontal Scroll */
@media (max-width: 768px) {
  .filters__categories {
    overflow-x: auto;
    white-space: nowrap;
    padding: 0 16px;
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
  }

  .filter-p {
    flex-shrink: 0; /* Prevent pills from shrinking */
  }
}

.filter-p {
  background-color: var(--color-bg-light);
  color: var(--color-black);
  border: none;
  border-radius: var(--radius-pill);
  padding: 12px var(--spacing-md);
  font-size: var(--font-size-small-desktop);
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.filter-p:hover,
.filter-p:focus {
  background-color: var(--color-off-white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.filter-p:active {
  transform: translateY(0);
  box-shadow: none;
}

.filter-p--active {
  background-color: var(--color-black);
  color: var(--color-white);
}

/* Ensure filter pills focus state is accessible */
.filter-p:focus-visible {
  outline: 2px solid var(--color-black);
  outline-offset: 2px;
}

.filters__tags {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.filter-checkbox {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}

.filter-checkbox__input {
  display: none;
}

.filter-checkbox__label {
  display: inline-block;
  padding: 10px var(--spacing-sm);
  border: 1px solid var(--color-silver);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-small-mobile);
  font-weight: 400;
  background-color: var(--color-white);
  color: var(--color-black);
  transition: all var(--transition-fast);
  white-space: nowrap;
  min-height: 40px;
  min-width: 44px;
}

.filter-checkbox:hover .filter-checkbox__label {
  border-color: var(--color-black);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.filter-checkbox:active .filter-checkbox__label {
  transform: translateY(0);
  box-shadow: none;
}

.filter-checkbox__input:checked + .filter-checkbox__label {
  background-color: var(--color-black);
  border-color: var(--color-black);
  color: var(--color-white);
}

/* Ensure filter checkbox focus state is accessible */
.filter-checkbox__input:focus + .filter-checkbox__label {
  outline: 2px solid var(--color-black);
  outline-offset: 2px;
}

.filters__clear {
  margin-top: var(--spacing-sm);
  background: none;
  border: none;
  color: var(--color-black);
  text-decoration: underline;
  font-size: var(--font-size-small-desktop);
  font-weight: 500;
  cursor: pointer;
  padding: var(--spacing-xs) 0;
}

.filters__clear:hover {
  text-decoration: double underline;
}

@media (min-width: 640px) {
  .filters__categories {
    flex-wrap: wrap;
  }

  .filters__tags {
    flex-wrap: wrap;
  }
}

/* Gallery Header */
.gallery-header {
  background-color: var(--color-white);
  padding: var(--spacing-xl) var(--spacing-sm) var(--spacing-lg) 0;
  text-align: center;
}

.gallery-header__title {
  font-size: var(--font-size-h1-mobile);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-sm);
}

.gallery-header__subtitle {
  font-size: var(--font-size-h4-mobile);
  color: var(--color-medium-gray);
}

/* Gallery Section */
.gallery {
  background-color: var(--color-white);
  padding: var(--spacing-lg) var(--spacing-sm);
}

.gallery__info {
  margin-bottom: var(--spacing-md);
}

.gallery__count {
  font-size: var(--font-size-body-large-mobile);
  color: var(--color-medium-gray);
}

#photo-count {
  font-weight: 600;
  color: var(--color-black);
}

/* Photo Grid */
.photo-grid {
  display: grid;
  gap: var(--spacing-sm);
}

/* Mobile first: Single column */
.photo-grid--2 {
  grid-template-columns: 1fr;
}

/* Tablet: 2 columns */
@media (min-width: 640px) {
  .photo-grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Desktop: 3 columns */
@media (min-width: 1024px) {
  .photo-grid--2 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Mobile first: 1 column (same as photo-grid--2) */
.photo-grid--4 {
  grid-template-columns: 1fr;
}

/* Tablet: 2 columns (same as photo-grid--2) */
@media (min-width: 640px) {
  .photo-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Desktop: 3 columns (same as photo-grid--2) */
@media (min-width: 1024px) {
  .photo-grid--4 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Large desktop: 4 columns */
@media (min-width: 1280px) {
  .photo-grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Photo Cards */
.photo-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-slow);
  display: block;
  text-decoration: none;
  min-height: 300px;
}

.photo-card:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
}

.photo-card:active {
  transform: scale(1.02);
}

.photo-card__badge {
  position: absolute;
  top: var(--spacing-xs);
  left: var(--spacing-xs);
  background-color: rgba(0, 0, 0, 0.7);
  color: var(--color-white);
  font-size: var(--font-size-small-mobile);
  font-weight: 600;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  z-index: 10;
  min-height: 32px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  pointer-events: none;
}

.photo-card__image {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  display: block;
}

/* Lazy Loading States */
.lazy-image {
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
  background-color: var(--color-bg-light);
}

.lazy-image.loading {
  opacity: 0;
  background: linear-gradient(90deg, var(--color-bg-light) 25%, var(--color-off-white) 50%, var(--color-bg-light) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

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

.lazy-image.loaded {
  opacity: 1;
  animation: fadeIn 0.5s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.98); }
  to { opacity: 1; transform: scale(1); }
}

.lazy-image.error {
  opacity: 0.5;
  background-color: var(--color-off-white);
}

.photo-card__title {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 48px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
  color: var(--color-white);
  font-size: var(--font-size-small-desktop);
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-sm);
}

.photo-card__placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 1 / 1;
  background-color: var(--color-bg-light);
  color: var(--color-light-gray);
}

/* Empty State */
.empty-state {
  background-color: var(--color-white);
  padding: var(--spacing-xxl) var(--spacing-sm);
  text-align: center;
}

.empty-state__content {
  max-width: 600px;
  margin: 0 auto;
}

.empty-state__icon {
  width: 64px;
  height: 64px;
  color: var(--color-light-gray);
  margin-bottom: var(--spacing-md);
}

.empty-state__title {
  font-size: var(--font-size-h3-mobile);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.empty-state__description {
  font-size: var(--font-size-body-large-mobile);
  color: var(--color-medium-gray);
  margin-bottom: var(--spacing-lg);
}

.filters__clear-empty {
  font-size: var(--font-size-body-large-mobile);
  margin-top: var(--spacing-lg);
  background: none;
  border: none;
  color: var(--color-black);
  text-decoration: underline;
  cursor: pointer;
  font-weight: 500;
  padding: var(--spacing-xs) 0;
}

.filters__clear-empty:hover {
  text-decoration: double underline;
}

/* Lead CTA */
.lead-cta {
  background-color: var(--color-charcoal);
  color: var(--color-white);
  padding: var(--spacing-xl) 0;
}

.lead-cta__content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.lead-cta__title {
  font-size: var(--font-size-h2-mobile);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.lead-cta__subtitle {
  font-size: var(--font-size-h3-mobile);
  margin-bottom: var(--spacing-xl);
  opacity: 0.9;
}

.lead-cta__btn {
  background-color: var(--color-white);
  color: var(--color-black);
}

.lead-cta__btn:hover {
  background-color: var(--color-off-white);
}

/* Pagination */
.pagination {
  background-color: var(--color-white);
  padding: var(--spacing-lg) 0;
  border-top: 1px solid var(--color-off-white);
}

.pagination__content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
}

.pagination__btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: none;
  border: 2px solid var(--color-black);
  border-radius: var(--radius-md);
  padding: 10px var(--spacing-md);
  font-size: var(--font-size-small-desktop);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 44px;
  min-width: 44px;
}

.pagination__btn:not(:disabled):hover {
  background-color: var(--color-black);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.pagination__btn:active {
  transform: translateY(0);
  box-shadow: none;
}

.pagination__btn:disabled {
  border-color: var(--color-silver);
  color: var(--color-silver);
  cursor: not-allowed;
}

.pagination__numbers {
  display: flex;
  gap: var(--spacing-xs);
}

.pagination__page {
  padding: 10px var(--spacing-sm);
  border-radius: var(--radius-md);
  font-size: var(--font-size-small-desktop);
  cursor: pointer;
  text-decoration: underline;
  transition: background-color var(--transition-fast);
  min-height: 40px;
  min-width: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.pagination__page:hover {
  background-color: var(--color-bg-light);
  transform: translateY(-1px);
}

.pagination__page--active {
  background-color: var(--color-black);
  color: var(--color-white);
  text-decoration: none;
  font-weight: 600;
  min-height: 44px;
  min-width: 44px;
}

/* Responsive */
@media (min-width: 640px) {
  .gallery-header__title {
    font-size: var(--font-size-h1-desktop);
  }

  .gallery-header__subtitle {
    font-size: var(--font-size-h4-desktop);
  }

  .photo-grid {
    gap: var(--spacing-md);
  }
}

@media (min-width: 1024px) {
  .lead-cta__title {
    font-size: var(--font-size-h2-desktop);
  }

  .lead-cta__subtitle {
    font-size: var(--font-size-h3-desktop);
  }
}