/* ============================================================================
   GALERIE PHOTO PREMIUM — Camping le Plan d'eau Saint Charles
   ============================================================================ */

/* --- Hero Section --- */
.gallery-hero {
  padding: var(--space-8) 0 var(--space-6);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: var(--color-white);
  text-align: center;
}

.gallery-hero h1 {
  font-family: var(--font-heading);
  font-size: var(--font-size-4xl);
  font-weight: 800;
  margin-bottom: var(--space-2);
  letter-spacing: -0.02em;
}

.gallery-hero__subtitle {
  font-size: var(--font-size-lg);
  opacity: 0.9;
  max-width: 500px;
  margin: 0 auto var(--space-3);
}

.gallery-hero__count {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  padding: var(--space-1) var(--space-3);
  border-radius: 100px;
  font-size: var(--font-size-sm);
  font-weight: 500;
}

/* --- Gallery Section --- */
.gallery-section {
  padding: var(--space-6) 0 var(--space-8);
  background: var(--color-neutral-50);
  min-height: 60vh;
}

/* --- Filter Tabs --- */
.gallery-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin-bottom: var(--space-4);
  padding: 6px;
  background: var(--color-white);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
}

.gallery-tabs__btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border: none;
  background: transparent;
  color: var(--color-neutral-500);
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  font-weight: 500;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.gallery-tabs__btn:hover {
  background: var(--color-neutral-50);
  color: var(--color-primary);
}

.gallery-tabs__btn.active {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 2px 8px rgba(27, 77, 62, 0.3);
}

.gallery-tabs__btn svg {
  flex-shrink: 0;
}

/* --- Info bar --- */
.gallery-info {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.gallery-info__count {
  font-size: var(--font-size-sm);
  color: var(--color-neutral-400);
  font-weight: 500;
}

/* --- Photo Grid --- */
.photo-gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.photo-gallery__item {
  flex: 1 1 280px;
  max-width: 400px;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base), opacity var(--transition-slow);
  opacity: 0;
  transform: translateY(20px);
}

.photo-gallery__item.visible {
  opacity: 1;
  transform: translateY(0);
}

.photo-gallery__item.hidden {
  display: none;
}

.photo-gallery__item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.photo-gallery__item.visible:hover {
  transform: translateY(-4px);
}

/* --- Image Wrapper --- */
.photo-gallery__img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.photo-gallery__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.photo-gallery__item:hover .photo-gallery__img-wrap img {
  transform: scale(1.08);
}

/* --- Hover Overlay --- */
.photo-gallery__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(27, 77, 62, 0.4);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.photo-gallery__overlay svg {
  color: var(--color-white);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
  transform: scale(0.8);
  transition: transform var(--transition-base);
}

.photo-gallery__item:hover .photo-gallery__overlay {
  opacity: 1;
}

.photo-gallery__item:hover .photo-gallery__overlay svg {
  transform: scale(1);
}

/* --- Caption --- */
.photo-gallery__caption {
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.photo-gallery__theme {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================================================
   LIGHTBOX PREMIUM
   ============================================================================ */

.gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

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

.gallery-lightbox__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(12px);
}

.gallery-lightbox__close {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 3;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  font-size: 2rem;
  border-radius: 50%;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.gallery-lightbox__close:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: rotate(90deg);
}

/* --- Nav Arrows --- */
.gallery-lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border-radius: 50%;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.gallery-lightbox__nav:hover {
  background: rgba(255, 255, 255, 0.25);
}

.gallery-lightbox__nav--prev {
  left: 16px;
}

.gallery-lightbox__nav--prev:hover {
  transform: translateY(-50%) translateX(-3px);
}

.gallery-lightbox__nav--next {
  right: 16px;
}

.gallery-lightbox__nav--next:hover {
  transform: translateY(-50%) translateX(3px);
}

.gallery-lightbox__nav svg {
  width: 28px;
  height: 28px;
}

/* --- Image Content --- */
.gallery-lightbox__content {
  position: relative;
  z-index: 2;
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-lightbox__content img {
  max-width: 90vw;
  max-height: 82vh;
  object-fit: contain;
  border-radius: var(--border-radius);
  box-shadow: 0 16px 64px rgba(0, 0, 0, 0.5);
  transform: scale(0.95);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.3s ease;
}

.gallery-lightbox.active .gallery-lightbox__content img {
  transform: scale(1);
  opacity: 1;
}

/* --- Footer Info --- */
.gallery-lightbox__footer {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 10px 24px;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  border-radius: 100px;
  color: var(--color-white);
  font-size: var(--font-size-sm);
  white-space: nowrap;
}

.gallery-lightbox__counter {
  font-weight: 600;
}

.gallery-lightbox__theme-tag {
  opacity: 0.7;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

@media (max-width: 1024px) {
  .gallery-tabs {
    gap: 4px;
    padding: 4px;
  }

  .gallery-tabs__btn {
    padding: 8px 12px;
    font-size: var(--font-size-xs);
  }

  .gallery-tabs__btn svg {
    display: none;
  }
}

@media (max-width: 768px) {
  .gallery-hero {
    padding: var(--space-6) 0 var(--space-4);
  }

  .gallery-hero h1 {
    font-size: var(--font-size-3xl);
  }

  .gallery-tabs {
    justify-content: flex-start;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 4px;
  }

  .gallery-tabs::-webkit-scrollbar {
    display: none;
  }

  .photo-gallery {
    gap: 8px;
  }

  .photo-gallery__item {
    flex: 1 1 calc(50% - 4px);
    max-width: calc(50% - 4px);
  }

  .photo-gallery__caption {
    padding: 8px 10px;
  }

  .gallery-lightbox__nav--prev {
    left: 8px;
  }

  .gallery-lightbox__nav--next {
    right: 8px;
  }

  .gallery-lightbox__nav {
    width: 40px;
    height: 40px;
  }
}

@media (max-width: 480px) {
  .gallery-hero h1 {
    font-size: var(--font-size-2xl);
  }

  .photo-gallery__item {
    flex: 1 1 100%;
    max-width: 100%;
  }

  .gallery-lightbox__content img {
    max-width: 95vw;
    max-height: 80vh;
  }
}