/**
 * Modern Gallery CSS - Dubicars Inspired
 * Modern, responsive gallery with smooth animations and accessibility features
 */

/* ==========================================================================
   Gallery Container
   ========================================================================== */

.modern-gallery {
  --gallery-bg: #ffffff;
  --gallery-border: #e9ecef;
  --gallery-shadow: rgba(0, 0, 0, 0.1);
  --gallery-text: #212529;
  --gallery-accent: #007bff;
  --gallery-accent-hover: #0056b3;
  --gallery-btn-bg: rgba(255, 255, 255, 0.9);
  --gallery-btn-hover: #ffffff;
  --gallery-transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --gallery-border-radius: 8px;
  --gallery-thumb-border-radius: 6px;
  --gallery-zoom: 1.05;
  
  position: relative;
  width: 100%;
  background-color: var(--gallery-bg);
  border-radius: var(--gallery-border-radius);
  overflow: hidden;
  box-shadow: 0 4px 20px var(--gallery-shadow);
}

/* ==========================================================================
   Main Image Container
   ========================================================================== */

.gallery-main-container {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.gallery-main-image {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  background-color: #f8f9fa;
}

.gallery-slider {
  position: relative;
  width: 100%;
  height: 100%;
}

.gallery-track {
  display: flex;
  width: 100%;
  height: 100%;
  transition: transform var(--gallery-transition);
}

.gallery-slide {
  position: relative;
  min-width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity var(--gallery-transition);
}

.gallery-slide.active {
  opacity: 1;
}

.gallery-figure {
  position: relative;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}

.gallery-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--gallery-transition);
}

.gallery-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background-color: var(--gallery-accent);
  color: white;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  z-index: 2;
}

/* ==========================================================================
   Navigation Controls
   ========================================================================== */

.gallery-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background-color: var(--gallery-btn-bg);
  border: none;
  border-radius: 50%;
  color: var(--gallery-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--gallery-transition);
  box-shadow: 0 2px 10px var(--gallery-shadow);
  z-index: 3;
}

.gallery-btn:hover {
  background-color: var(--gallery-btn-hover);
  transform: translateY(-50%) scale(1.1);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

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

.gallery-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: translateY(-50%);
}

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

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

/* ==========================================================================
   Image Counter
   ========================================================================== */

.gallery-counter {
  position: absolute;
  top: 16px;
  right: 16px;
  background-color: rgba(0, 0, 0, 0.7);
  color: white;
  font-size: 14px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 20px;
  z-index: 2;
  backdrop-filter: blur(4px);
}

.gallery-current {
  font-weight: 700;
}

.gallery-separator {
  margin: 0 4px;
  opacity: 0.8;
}

.gallery-total {
  opacity: 0.8;
}

/* ==========================================================================
   Zoom Button
   ========================================================================== */

.gallery-zoom-btn {
  position: absolute;
  bottom: 16px;
  right: 16px;
  width: 44px;
  height: 44px;
  background-color: var(--gallery-btn-bg);
  border: none;
  border-radius: 50%;
  color: var(--gallery-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--gallery-transition);
  box-shadow: 0 2px 10px var(--gallery-shadow);
  z-index: 2;
}

.gallery-zoom-btn:hover {
  background-color: var(--gallery-btn-hover);
  transform: scale(1.1);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.gallery-zoom-btn:active {
  transform: scale(0.95);
}

/* ==========================================================================
   Thumbnails
   ========================================================================== */

.gallery-thumbnails {
  position: relative;
  width: 100%;
  background-color: #f8f9fa;
  padding: 16px;
  border-top: 1px solid var(--gallery-border);
}

.gallery-thumbnails-track {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--gallery-accent) #f1f1f1;
  -webkit-overflow-scrolling: touch;
  padding: 4px 0;
}

.gallery-thumbnails-track::-webkit-scrollbar {
  height: 6px;
}

.gallery-thumbnails-track::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 3px;
}

.gallery-thumbnails-track::-webkit-scrollbar-thumb {
  background: var(--gallery-accent);
  border-radius: 3px;
}

.gallery-thumbnails-track::-webkit-scrollbar-thumb:hover {
  background: var(--gallery-accent-hover);
}

.gallery-thumb {
  position: relative;
  flex-shrink: 0;
  width: 100px;
  height: 75px;
  background-color: transparent;
  border: 2px solid transparent;
  border-radius: var(--gallery-thumb-border-radius);
  padding: 0;
  cursor: pointer;
  transition: var(--gallery-transition);
  overflow: hidden;
}

.gallery-thumb:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.gallery-thumb.active {
  border-color: var(--gallery-accent);
  box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.gallery-thumb-inner {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: calc(var(--gallery-thumb-border-radius) - 2px);
}

.gallery-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: var(--gallery-transition);
}

.gallery-thumb:hover .gallery-thumb-img {
  transform: scale(var(--gallery-zoom));
}

.gallery-thumb.active .gallery-thumb-img {
  transform: scale(1.05);
}

/* ==========================================================================
   Lightbox/Fullscreen Modal
   ========================================================================== */

.gallery-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.gallery-lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-lightbox-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--gallery-border-radius);
}

.gallery-lightbox-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  background-color: var(--gallery-btn-bg);
  border: none;
  border-radius: 50%;
  color: var(--gallery-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--gallery-transition);
  z-index: 1001;
}

.gallery-lightbox-close:hover {
  background-color: var(--gallery-btn-hover);
  transform: scale(1.1);
}

/* Lightbox Navigation Buttons */
.gallery-lightbox-prev,
.gallery-lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background-color: var(--gallery-btn-bg);
  border: none;
  border-radius: 50%;
  color: var(--gallery-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--gallery-transition);
  box-shadow: 0 2px 10px var(--gallery-shadow);
  z-index: 1001;
}

.gallery-lightbox-prev:hover,
.gallery-lightbox-next:hover {
  background-color: var(--gallery-btn-hover);
  transform: translateY(-50%) scale(1.1);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

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

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

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 768px) {
  .gallery-main-image {
    aspect-ratio: 4 / 3;
  }
  
  .gallery-btn {
    width: 40px;
    height: 40px;
  }
  
  .gallery-btn-prev {
    left: 12px;
  }
  
  .gallery-btn-next {
    right: 12px;
  }
  
  .gallery-counter {
    top: 12px;
    right: 12px;
    font-size: 12px;
    padding: 4px 8px;
  }
  
  .gallery-zoom-btn {
    width: 36px;
    height: 36px;
    bottom: 12px;
    right: 12px;
  }
  
  .gallery-thumbnails {
    padding: 12px;
  }
  
  .gallery-thumb {
    width: 80px;
    height: 60px;
  }
  
  .gallery-thumbnails-track {
    gap: 8px;
  }
  
  /* Lightbox responsive styles */
  .gallery-lightbox-content {
    max-width: 95%;
    max-height: 85%;
  }
  
  .gallery-lightbox-prev {
    width: 40px;
    height: 40px;
    left: 12px;
  }
  
  .gallery-lightbox-next {
    width: 40px;
    height: 40px;
    right: 12px;
  }
  
  .gallery-lightbox-close {
    width: 36px;
    height: 36px;
    top: 12px;
    right: 12px;
  }
}

@media (max-width: 480px) {
  .gallery-main-image {
    aspect-ratio: 1 / 1;
  }
  
  .gallery-btn {
    width: 36px;
    height: 36px;
  }
  
  .gallery-btn-prev {
    left: 8px;
  }
  
  .gallery-btn-next {
    right: 8px;
  }
  
  .gallery-counter {
    top: 8px;
    right: 8px;
    font-size: 11px;
    padding: 3px 6px;
  }
  
  .gallery-zoom-btn {
    width: 32px;
    height: 32px;
    bottom: 8px;
    right: 8px;
  }
  
  .gallery-thumbnails {
    padding: 8px;
  }
  
  .gallery-thumb {
    width: 70px;
    height: 52px;
  }
  
  .gallery-thumbnails-track {
    gap: 6px;
  }
}

/* ==========================================================================
   Accessibility
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  .gallery-track,
  .gallery-slide,
  .gallery-img,
  .gallery-btn,
  .gallery-zoom-btn,
  .gallery-thumb,
  .gallery-thumb-img,
  .gallery-lightbox {
    transition: none;
  }
}

/* Focus styles for keyboard navigation */
.gallery-btn:focus,
.gallery-zoom-btn:focus,
.gallery-thumb:focus {
  outline: 2px solid var(--gallery-accent);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .modern-gallery {
    --gallery-border: #000000;
    --gallery-shadow: rgba(0, 0, 0, 0.5);
  }
  
  .gallery-btn,
  .gallery-zoom-btn {
    border: 2px solid var(--gallery-text);
  }
  
  .gallery-thumb.active {
    border-color: var(--gallery-text);
    box-shadow: 0 0 0 2px #ffffff, 0 0 0 4px var(--gallery-text);
  }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
  .gallery-btn,
  .gallery-zoom-btn,
  .gallery-counter,
  .gallery-thumbnails {
    display: none !important;
  }
  
  .gallery-slide {
    page-break-inside: avoid;
    break-inside: avoid;
  }
}