/* ===== Lightbox3 ===== */

.lightbox3-overlay {
  --lb-backdrop-color: rgba(0, 0, 0, 0.95);
  --lb-chrome-bg: rgba(24, 24, 24, 0.8);
  --lb-chrome-text: rgba(255, 255, 255, 0.9);
  --lb-chrome-font-size: 15px;
  --lb-chrome-padding: 16px;
  --lb-chrome-border-radius: 48px;
  --lb-image-border-radius: 24px;
  --lb-image-padding: 40px;
  --lb-z-index: 999999;

  position: fixed;
  inset: 0;
  z-index: var(--lb-z-index);
  -webkit-tap-highlight-color: transparent;
  overflow: hidden;
  touch-action: none;
  outline: none;
}

.lightbox3-backdrop {
  position: absolute;
  inset: 0;
  background: var(--lb-backdrop-color);
  cursor: pointer;
}

.lightbox3-strip {
  position: fixed;
  inset: 0;
  pointer-events: none;
  will-change: transform;
}

.lightbox3-slide {
  position: absolute;
  top: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
}

.lightbox3-image {
  position: absolute;
  object-fit: cover;
  user-select: none;
  -webkit-user-drag: none;
  will-change: transform;
  transform-origin: center center;
  touch-action: none;
}

.lightbox3-spinner {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 32px;
  height: 32px;
  margin: -16px 0 0 -16px;
  border: 3px solid rgba(255, 255, 255, 0.2);
  border-top-color: rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  animation: lightbox3-spin 0.7s linear infinite;
}

@keyframes lightbox3-spin {
  to {
    transform: rotate(360deg);
  }
}

/* ===== Chrome UI ===== */

.lightbox3-chrome {
  position: fixed;
  bottom: var(--lb-chrome-padding);
  left: 50%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 6px 6px 18px;
  background: var(--lb-chrome-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--lb-chrome-border-radius);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  color: var(--lb-chrome-text);
  font-size: var(--lb-chrome-font-size);
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1;
  user-select: none;
  pointer-events: none;
  width: max-content;
  max-width: min(90vw, 600px);
  z-index: 1;
}

.lightbox3-chrome--minimal {
  padding: 6px;
}

.lightbox3-counter {
  color: rgba(255, 255, 255, 0.55);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  letter-spacing: 0.01em;
}

.lightbox3-caption {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 10;
  line-height: 1.3;
  color: rgba(255, 255, 255, 0.9);
  pointer-events: auto;
}

.lightbox3-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  pointer-events: auto;
  flex-shrink: 0;
  transition: background 0.15s ease;
}

.lightbox3-close:hover {
  background: rgba(255, 255, 255, 0.16);
}

.lightbox3-close:focus {
  outline: none;
}

.lightbox3-close:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.8);
  outline-offset: 2px;
}

.lightbox3-close svg {
  width: 22px;
  height: 22px;
  opacity: 0.85;
  transition: opacity 0.15s ease;
}

.lightbox3-close:hover svg {
  opacity: 1;
}

.lightbox3-arrow {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: none;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 50%;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  color: #fff;
  cursor: pointer;
  pointer-events: auto;
  z-index: 1;
  transition: background 0.15s ease;
}

.lightbox3-arrow:hover {
  background: rgba(255, 255, 255, 0.18);
}

.lightbox3-arrow:focus {
  outline: none;
}

.lightbox3-arrow:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.8);
  outline-offset: 2px;
}

.lightbox3-arrow svg {
  width: 28px;
  height: 28px;
  opacity: 0.7;
  transition: opacity 0.15s ease;
}

.lightbox3-arrow:hover svg {
  opacity: 1;
}

.lightbox3-arrow-prev {
  left: var(--lb-chrome-padding);
}

.lightbox3-arrow-next {
  right: var(--lb-chrome-padding);
}

@media (max-width: 600px) {
  .lightbox3-overlay {
    --lb-image-border-radius: 16px;
    --lb-image-padding: 8px;
  }

  .lightbox3-arrow {
    display: none;
  }

  .lightbox3-chrome {
    --lb-chrome-padding: 12px;
    --lb-chrome-font-size: 14px;

    bottom: var(--lb-chrome-padding);
    gap: 10px;
    padding: 5px 5px 5px 14px;
    font-size: var(--lb-chrome-font-size);
  }

  .lightbox3-chrome--minimal {
    padding: 5px;
  }

  .lightbox3-close {
    width: 36px;
    height: 36px;
  }

  .lightbox3-close svg {
    width: 20px;
    height: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lightbox3-image,
  .lightbox3-backdrop,
  .lightbox3-spinner {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}