/* Segment Lightbox Enhancements */

.segment-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(10, 12, 18, 0.92);
  backdrop-filter: blur(4px);
  display: grid;
  place-items: center;
  z-index: 9999;
  padding: clamp(24px, 6vw, 48px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease, backdrop-filter 0.3s ease;
  -webkit-user-select: none;
  user-select: none;
}

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

.segment-lightbox__overlay {
  position: absolute;
  inset: 0;
  cursor: pointer;
}

.segment-lightbox__content {
  position: relative;
  max-width: min(1200px, 95vw);
  max-height: 90vh;
  display: grid;
  place-items: center;
  z-index: 1;
}

.segment-lightbox__image {
  width: 100%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 30px 80px rgba(6, 8, 12, 0.6);
  background: #0b0f18;
  animation: lightboxImageFadeIn 0.3s ease-out;
  touch-action: none;
}

@keyframes lightboxImageFadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Close Button */
.segment-lightbox__close {
  position: absolute;
  top: clamp(16px, 4vw, 28px);
  right: clamp(16px, 4vw, 28px);
  border: none;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: all 0.2s ease;
  z-index: 2;
  backdrop-filter: blur(6px);
  -webkit-user-select: none;
  user-select: none;
}

.segment-lightbox__close:hover {
  background: rgba(244, 197, 66, 0.85);
  color: var(--color-dark);
  transform: scale(1.1);
  box-shadow: 0 8px 20px rgba(244, 197, 66, 0.3);
}

.segment-lightbox__close:active {
  transform: scale(0.95);
}

.segment-lightbox__close:focus-visible {
  outline: 3px solid rgba(244, 197, 66, 0.8);
  outline-offset: 4px;
}

/* Image Counter */
.segment-lightbox__counter {
  position: absolute;
  top: clamp(16px, 4vw, 28px);
  left: clamp(16px, 4vw, 28px);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: clamp(0.875rem, 2vw, 1rem);
  font-weight: 500;
  letter-spacing: 0.5px;
  z-index: 2;
  backdrop-filter: blur(6px);
  min-width: 56px;
  text-align: center;
  -webkit-user-select: none;
  user-select: none;
}

/* Navigation Buttons */
.segment-lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: clamp(48px, 7vw, 64px);
  height: clamp(48px, 7vw, 64px);
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-white);
  display: grid;
  place-items: center;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  line-height: 1;
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 2;
  backdrop-filter: blur(6px);
  -webkit-user-select: none;
  user-select: none;
}

.segment-lightbox__nav--prev {
  left: clamp(12px, 3vw, 32px);
}

.segment-lightbox__nav--next {
  right: clamp(12px, 3vw, 32px);
}

.segment-lightbox__nav:hover {
  background: rgba(244, 197, 66, 0.85);
  color: var(--color-dark);
  transform: translateY(-50%) scale(1.12);
  box-shadow: 0 8px 24px rgba(244, 197, 66, 0.35);
}

.segment-lightbox__nav:active {
  transform: translateY(-50%) scale(0.95);
}

.segment-lightbox__nav:focus-visible {
  outline: 3px solid rgba(244, 197, 66, 0.8);
  outline-offset: 4px;
}

/* Hide nav buttons when only one image */
.segment-lightbox__nav[hidden] {
  display: none;
}

/* Mobile Optimizations */
@media (max-width: 768px) {
  .segment-lightbox {
    padding: 16px;
  }

  .segment-lightbox__nav {
    width: 48px;
    height: 48px;
    font-size: 1.6rem;
  }

  .segment-lightbox__nav--prev {
    left: 8px;
  }

  .segment-lightbox__nav--next {
    right: 8px;
  }

  .segment-lightbox__image {
    max-height: 80vh;
  }

  .segment-lightbox__counter {
    font-size: 0.875rem;
  }

  .segment-lightbox__close {
    width: 44px;
    height: 44px;
    font-size: 1.8rem;
  }
}

@media (max-width: 480px) {
  .segment-lightbox {
    padding: 12px;
  }

  .segment-lightbox__nav {
    width: 44px;
    height: 44px;
    font-size: 1.4rem;
  }

  .segment-lightbox__image {
    max-height: 75vh;
  }

  .segment-lightbox__content {
    max-height: 85vh;
  }
}

/* Prevent text selection during interaction */
.segment-lightbox * {
  -webkit-user-select: none;
  user-select: none;
}

.segment-lightbox__image {
  -webkit-user-select: auto;
  user-select: auto;
}

/* Accessibility - High contrast mode */
@media (prefers-contrast: more) {
  .segment-lightbox {
    background: rgba(0, 0, 0, 0.98);
  }

  .segment-lightbox__nav,
  .segment-lightbox__close,
  .segment-lightbox__counter {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(244, 197, 66, 0.6);
  }
}

/* Fullscreen mode */
.segment-lightbox.is-fullscreen {
  padding: 0;
}

.segment-lightbox.is-fullscreen .segment-lightbox__image {
  max-height: 100vh;
  max-width: 100vw;
  border-radius: 0;
  box-shadow: none;
}

.segment-lightbox.is-fullscreen .segment-lightbox__content {
  max-width: 100vw;
  max-height: 100vh;
}

.segment-lightbox.is-fullscreen .segment-lightbox__close {
  top: 16px;
  right: 16px;
}

.segment-lightbox.is-fullscreen .segment-lightbox__counter {
  top: 16px;
  left: 16px;
}

.segment-lightbox.is-fullscreen .segment-lightbox__hint {
  display: none;
}

/* Hint/Help text */
.segment-lightbox__hint {
  position: absolute;
  bottom: clamp(12px, 3vw, 20px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.7);
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  z-index: 2;
  backdrop-filter: blur(6px);
  -webkit-user-select: none;
  user-select: none;
  white-space: nowrap;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
  .segment-lightbox__hint {
    font-size: 0.75rem;
    padding: 6px 12px;
    bottom: 60px;
  }
}

@media (max-width: 480px) {
  .segment-lightbox__hint {
    display: none;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .segment-lightbox,
  .segment-lightbox__image,
  .segment-lightbox__nav,
  .segment-lightbox__close {
    animation: none;
    transition: none;
  }
}

/* Fullscreen API styling */
:fullscreen {
  background: #000;
}

:-webkit-full-screen {
  background: #000;
}

:-moz-full-screen {
  background: #000;
}