/**
 * Photo Gallery Component
 * Moderne Foto-Galerie mit Hero-Bild, Thumbnail-Grid und Lightbox
 */

/* Container */
.paragraph--type--photo-gallery {
  padding: 0;
}

.photo-gallery {
  margin: 0 auto;
  padding: 0 15px;
}

/* Header */
.photo-gallery-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.photo-gallery-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-dark);
  margin-bottom: var(--space-sm);
  font-family: var(--font-family-heading);
}

.photo-gallery-count {
  font-size: var(--font-size-lg);
  color: var(--color-gray);
  margin: 0;
}

/* Hero Image Section */
.photo-gallery-hero {
  margin-bottom: var(--space-2xl);
  border-radius: 2px;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.photo-gallery-hero-inner {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  background: var(--color-light-gray);
  cursor: pointer;
  overflow: hidden;
}

.photo-gallery-hero-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.photo-gallery-hero-inner:hover .photo-gallery-hero-image {
  transform: scale(1.05);
}

/* Hero Overlay */
.photo-gallery-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, transparent 50%, rgba(0, 0, 0, 0.5) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.photo-gallery-hero-inner:hover .photo-gallery-hero-overlay {
  opacity: 1;
}

.photo-gallery-hero-button {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.95);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.photo-gallery-hero-button:hover {
  background: var(--color-primary);
  transform: scale(1.1);
}

.photo-gallery-zoom-icon {
  width: 36px;
  height: 36px;
  color: var(--color-dark);
  transition: color 0.3s ease;
}

.photo-gallery-hero-button:hover .photo-gallery-zoom-icon {
  color: var(--color-white);
}

.photo-gallery-hero-counter {
  position: absolute;
  bottom: var(--space-lg);
  right: var(--space-lg);
  background: rgba(0, 0, 0, 0.8);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  backdrop-filter: blur(10px);
}

/* Thumbnail Grid */
.photo-gallery-thumbnails {
  display: grid;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

/* Dynamic columns based on data attribute */
.photo-gallery-thumbnails[data-columns="3"] { grid-template-columns: repeat(3, 1fr); }
.photo-gallery-thumbnails[data-columns="4"] { grid-template-columns: repeat(4, 1fr); }
.photo-gallery-thumbnails[data-columns="5"] { grid-template-columns: repeat(5, 1fr); }
.photo-gallery-thumbnails[data-columns="6"] { grid-template-columns: repeat(6, 1fr); }
.photo-gallery-thumbnails[data-columns="7"] { grid-template-columns: repeat(7, 1fr); }
.photo-gallery-thumbnails[data-columns="8"] { grid-template-columns: repeat(8, 1fr); }

.photo-gallery-thumbnail {
  border-radius: 2px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  cursor: pointer;
  animation: fadeIn 0.4s ease-out;
  animation-fill-mode: both;
  animation-delay: calc(var(--thumbnail-index) * 0.03s);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.photo-gallery-thumbnail.active {
  box-shadow: 0 0 0 3px var(--color-primary);
}

.photo-gallery-thumbnail:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.photo-gallery-thumbnail-inner {
  position: relative;
  width: 100%;
  padding-bottom: 100%; /* 1:1 Square */
  background: var(--color-light-gray);
  overflow: hidden;
}

.photo-gallery-thumbnail-inner img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.photo-gallery-thumbnail:hover .photo-gallery-thumbnail-inner img {
  transform: scale(1.1);
}

/* Thumbnail Overlay */
.photo-gallery-thumbnail-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.photo-gallery-thumbnail:hover .photo-gallery-thumbnail-overlay {
  opacity: 1;
}

.photo-gallery-thumbnail-icon {
  width: 32px;
  height: 32px;
  color: var(--color-white);
}

/* Show All Button */
.photo-gallery-actions {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.photo-gallery-show-all {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-md);
}

.photo-gallery-show-all:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.photo-gallery-show-all:active {
  transform: translateY(0);
}

.photo-gallery-show-all svg {
  flex-shrink: 0;
}

/* Lightbox Overlay */
.photo-gallery-lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
}

.photo-gallery-lightbox.active {
  display: block;
}

.photo-gallery-lightbox-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  animation: fadeIn 0.3s ease;
}

.photo-gallery-lightbox-content {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl);
}

/* Lightbox Close Button */
.photo-gallery-lightbox-close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--color-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 10;
}

.photo-gallery-lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: rotate(90deg);
}

.photo-gallery-lightbox-close svg {
  width: 24px;
  height: 24px;
}

/* Lightbox Navigation */
.photo-gallery-lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--color-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  z-index: 10;
}

.photo-gallery-lightbox-prev {
  left: var(--space-2xl);
}

.photo-gallery-lightbox-next {
  right: var(--space-2xl);
}

.photo-gallery-lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-50%) scale(1.1);
}

.photo-gallery-lightbox-nav:active {
  transform: translateY(-50%) scale(0.95);
}

.photo-gallery-lightbox-nav svg {
  width: 28px;
  height: 28px;
}

/* Lightbox Image */
.photo-gallery-lightbox-image-wrapper {
  max-width: 90%;
  max-height: 85%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.photo-gallery-lightbox-image {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 2px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Lightbox Counter */
.photo-gallery-lightbox-counter {
  position: absolute;
  bottom: var(--space-2xl);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.8);
  color: var(--color-white);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  backdrop-filter: blur(10px);
  z-index: 10;
}

/* Empty State */
.photo-gallery-empty {
  text-align: center;
  padding: var(--space-4xl);
  color: var(--color-gray);
}

/* Responsive Design */
@media (max-width: 1200px) {
  .photo-gallery-thumbnails[data-columns="7"],
  .photo-gallery-thumbnails[data-columns="8"] {
    grid-template-columns: repeat(6, 1fr);
  }
}

@media (max-width: 991px) {
  .paragraph--type--photo-gallery {
    padding: 0;
  }

  .photo-gallery-title {
    font-size: var(--font-size-3xl);
  }

  .photo-gallery-thumbnails[data-columns="5"],
  .photo-gallery-thumbnails[data-columns="6"],
  .photo-gallery-thumbnails[data-columns="7"],
  .photo-gallery-thumbnails[data-columns="8"] {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .photo-gallery-hero-button {
    width: 64px;
    height: 64px;
  }
  
  .photo-gallery-zoom-icon {
    width: 28px;
    height: 28px;
  }
}

@media (max-width: 767px) {
  .photo-gallery {
    padding: 0 15px;
  }

  .photo-gallery-thumbnails {
    gap: var(--space-sm);
  }

  .photo-gallery-thumbnails[data-columns="4"],
  .photo-gallery-thumbnails[data-columns="5"],
  .photo-gallery-thumbnails[data-columns="6"],
  .photo-gallery-thumbnails[data-columns="7"],
  .photo-gallery-thumbnails[data-columns="8"] {
    grid-template-columns: repeat(3, 1fr);
  }

  .photo-gallery-lightbox-content {
    padding: var(--space-lg);
  }

  .photo-gallery-lightbox-nav {
    width: 44px;
    height: 44px;
  }

  .photo-gallery-lightbox-prev {
    left: var(--space-md);
  }

  .photo-gallery-lightbox-next {
    right: var(--space-md);
  }

  .photo-gallery-lightbox-close {
    top: var(--space-md);
    right: var(--space-md);
    width: 40px;
    height: 40px;
  }
}

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

  .photo-gallery-thumbnails {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  .photo-gallery-hero-counter,
  .photo-gallery-lightbox-counter {
    font-size: var(--font-size-sm);
    padding: var(--space-xs) var(--space-sm);
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  .photo-gallery-thumbnail,
  .photo-gallery-hero-image,
  .photo-gallery-thumbnail-inner img,
  .photo-gallery-lightbox-image,
  .photo-gallery-show-all {
    transition: none;
    animation: none;
  }
}

/* Print Styles */
@media print {
  .photo-gallery-lightbox,
  .photo-gallery-show-all,
  .photo-gallery-hero-overlay {
    display: none !important;
  }

  .photo-gallery-thumbnails {
    grid-template-columns: repeat(3, 1fr) !important;
  }
}