/**
 * ==================================================
 * Lightbox/Modal Styles
 * Video & Image Display
 * ==================================================
 */

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

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

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
}

.lightbox-container {
  position: relative;
  width: 100%;
  max-width: 1200px;
  max-height: 90vh;
  margin: var(--space-4);
}

/* Close Button */
.lightbox-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text);
  cursor: pointer;
  z-index: 10;
  transition: all var(--transition-normal);
}

.lightbox-close:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.lightbox-close svg {
  width: 20px;
  height: 20px;
}

/* Navigation Arrows */
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-glass-bg);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-full);
  color: var(--color-text);
  cursor: pointer;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
}

.lightbox-prev {
  left: var(--space-4);
}

.lightbox-next {
  right: var(--space-4);
}

.lightbox-nav:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.lightbox-nav svg {
  width: 24px;
  height: 24px;
}

.lightbox-nav:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* Content Wrapper */
.lightbox-content {
  position: relative;
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
}

/* Loader */
.lightbox-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  z-index: 5;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast);
}

.lightbox.loading .lightbox-loader {
  opacity: 1;
  visibility: visible;
}

.loader-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Media Container */
.lightbox-media {
  position: relative;
  background: #000;
}

.lightbox-media video,
.lightbox-media iframe {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: block;
}

.lightbox-media img {
  max-width: 100%;
  max-height: 80vh;
  margin: 0 auto;
}

/* Info Panel */
.lightbox-info {
  padding: var(--space-6);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.lightbox-title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.lightbox-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* Thumbnails Strip */
.lightbox-thumbnails {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  overflow-x: auto;
  scrollbar-width: thin;
}

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

.lightbox-thumbnails::-webkit-scrollbar-track {
  background: var(--color-bg-tertiary);
}

.lightbox-thumbnails::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
}

.lightbox-thumb {
  flex-shrink: 0;
  width: 80px;
  height: 45px;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity var(--transition-fast);
  border: 2px solid transparent;
}

.lightbox-thumb:hover,
.lightbox-thumb.active {
  opacity: 1;
}

.lightbox-thumb.active {
  border-color: var(--color-primary);
}

.lightbox-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}