/**
 * Crystal Electronics - Gallery & Lightbox Styles
 * High-performance, responsive visual showcase for real PCB assembly projects
 */

/* ==========================================================================
   1. Gallery Filtering Bar
   ========================================================================== */
.gallery-section {
  background-color: var(--cets-bg-light);
  border-top: 1px solid var(--cets-border-subtle);
  border-bottom: 1px solid var(--cets-border-subtle);
}

.gallery-filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}

.gallery-filter-btn {
  background-color: var(--cets-surface-white);
  border: 1px solid var(--cets-border-subtle);
  color: var(--cets-text-muted);
  font-size: 0.925rem;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 9999px;
  cursor: pointer;
  transition: var(--cets-transition);
  box-shadow: var(--cets-shadow-sm);
}

.gallery-filter-btn:hover {
  border-color: var(--cets-blue-tech);
  color: var(--cets-blue-tech);
  transform: translateY(-1px);
}

.gallery-filter-btn.active {
  background-color: var(--cets-blue-tech);
  border-color: var(--cets-blue-tech);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(30, 64, 175, 0.25);
}

/* ==========================================================================
   2. Gallery Grid & Cards
   ========================================================================== */
.gallery-grid-wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 28px;
}

.gallery-card-item {
  display: flex;
  flex-direction: column;
}

.gallery-card {
  background-color: var(--cets-surface-white);
  border: 1px solid var(--cets-border-subtle);
  border-radius: var(--cets-radius-lg);
  overflow: hidden;
  box-shadow: var(--cets-shadow-sm);
  display: flex;
  flex-direction: column;
  height: 100%;
  cursor: pointer;
  outline: none;
  transition: var(--cets-transition);
}

.gallery-card:hover,
.gallery-card:focus-visible {
  transform: translateY(-6px);
  border-color: var(--cets-blue-bright);
  box-shadow: var(--cets-shadow-lg);
}

.gallery-card-media {
  position: relative;
  height: 220px;
  background-color: #0E1726;
  overflow: hidden;
}

.gallery-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-card:hover .gallery-card-img {
  transform: scale(1.06);
}

.gallery-card-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(11, 17, 32, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.gallery-zoom-badge {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.9);
  color: var(--cets-navy-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  transform: scale(0.85);
  transition: transform 0.3s ease;
}

.gallery-card:hover .gallery-zoom-badge {
  transform: scale(1);
}

.gallery-category-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 9999px;
  background-color: rgba(11, 17, 32, 0.85);
  backdrop-filter: blur(4px);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.2);
  z-index: 2;
}

html[dir="rtl"] .gallery-category-badge {
  left: auto;
  right: 12px;
}

.category-smt { border-color: #38BDF8; color: #38BDF8; }
.category-tht { border-color: #FBBF24; color: #FBBF24; }
.category-mixed { border-color: #34D399; color: #34D399; }
.category-industrial { border-color: #A78BFA; color: #A78BFA; }

.gallery-id-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  font-family: ui-monospace, SFMono-Regular, "JetBrains Mono", monospace;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 4px;
  background-color: rgba(11, 17, 32, 0.85);
  color: #E2E8F0;
  border: 1px solid rgba(255, 255, 255, 0.15);
  z-index: 2;
}

html[dir="rtl"] .gallery-id-badge {
  right: auto;
  left: 12px;
}

.gallery-card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.gallery-card-title {
  font-size: 1.075rem;
  font-weight: 700;
  color: var(--cets-text-main);
  margin-bottom: 8px;
  line-height: 1.4;
}

.gallery-card-desc {
  font-size: 0.875rem;
  color: var(--cets-text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
  flex-grow: 1;
}

.gallery-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.gallery-tag {
  font-size: 0.75rem;
  font-weight: 500;
  background-color: var(--cets-bg-light);
  border: 1px solid var(--cets-border-subtle);
  color: var(--cets-text-subtle);
  padding: 3px 8px;
  border-radius: 4px;
}

/* ==========================================================================
   3. Fullscreen Lightbox Modal
   ========================================================================== */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(11, 17, 32, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.lightbox-container {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1080px;
  max-height: 90vh;
  background-color: var(--cets-navy-elevated);
  border: 1px solid rgba(14, 165, 233, 0.3);
  border-radius: var(--cets-radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
}

.lightbox-header {
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background-color: rgba(11, 17, 32, 0.6);
}

.lightbox-meta-badge {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lightbox-id-tag {
  font-family: ui-monospace, SFMono-Regular, "JetBrains Mono", monospace;
  font-size: 0.8125rem;
  font-weight: 700;
  background-color: rgba(14, 165, 233, 0.2);
  border: 1px solid rgba(14, 165, 233, 0.4);
  color: #38BDF8;
  padding: 3px 10px;
  border-radius: 4px;
}

.lightbox-counter-tag {
  font-size: 0.8125rem;
  color: var(--cets-text-muted-dark);
}

.lightbox-close-btn {
  background: none;
  border: none;
  color: #FFFFFF;
  padding: 6px;
  cursor: pointer;
  border-radius: var(--cets-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--cets-transition);
}

.lightbox-close-btn:hover {
  background-color: rgba(255, 255, 255, 0.12);
  color: #38BDF8;
}

.lightbox-viewport {
  position: relative;
  flex-grow: 1;
  background-color: #070B14;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  max-height: 58vh;
  overflow: hidden;
}

.lightbox-main-img {
  max-width: 100%;
  max-height: 58vh;
  object-fit: contain;
  transition: opacity 0.25s ease;
}

/* Nav arrows inside lightbox */
.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(11, 17, 32, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 4;
  transition: var(--cets-transition);
}

.lightbox-nav-btn:hover {
  background-color: var(--cets-blue-tech);
  border-color: #38BDF8;
}

.btn-prev { left: 16px; }
.btn-next { right: 16px; }

.lightbox-footer-info {
  padding: 24px 28px;
  background-color: var(--cets-navy-elevated);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
}

.lightbox-details-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lightbox-title-text {
  font-size: 1.25rem;
  font-weight: 700;
  color: #FFFFFF;
  margin: 0;
}

.lightbox-desc-text {
  font-size: 0.925rem;
  color: var(--cets-text-muted-dark);
  line-height: 1.6;
  margin: 0;
}

.lightbox-tags-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.lightbox-tag {
  font-size: 0.75rem;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #E2E8F0;
  padding: 2px 8px;
  border-radius: 4px;
}

.lightbox-action-col {
  flex-shrink: 0;
}

.btn-lightbox-wa {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--cets-whatsapp);
  color: #FFFFFF;
  font-size: 0.95rem;
  font-weight: 700;
  padding: 12px 20px;
  border-radius: var(--cets-radius-md);
  box-shadow: 0 4px 14px var(--cets-whatsapp-glow);
  text-decoration: none;
  white-space: nowrap;
  transition: var(--cets-transition);
}

.btn-lightbox-wa:hover {
  background-color: var(--cets-whatsapp-hover);
  color: #FFFFFF;
  transform: translateY(-2px);
}

/* Lightbox Mobile Adjustments */
@media (max-width: 768px) {
  .lightbox-container {
    max-height: 95vh;
  }
  .lightbox-viewport {
    max-height: 44vh;
  }
  .lightbox-main-img {
    max-height: 44vh;
  }
  .lightbox-footer-info {
    grid-template-columns: 1fr;
    padding: 18px 20px;
    gap: 16px;
  }
  .btn-lightbox-wa {
    width: 100%;
    justify-content: center;
  }
  .lightbox-nav-btn {
    width: 40px;
    height: 40px;
  }
  .btn-prev { left: 8px; }
  .btn-next { right: 8px; }
}