/* ================================
   Lightbox Photo Viewer
   ================================ */

.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.95);
  z-index: var(--z-index-modal);
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lightbox.active {
  display: flex;
  opacity: 1;
}

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

.lightbox-image {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
}

/* Close Button */
.lightbox-close {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  width: 48px;
  height: 48px;
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-all);
  color: white;
  font-size: 24px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.lightbox-close:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  transform: scale(1.1);
}

/* Navigation Arrows */
.lightbox-nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background-color: rgba(255, 255, 255, 0.1) !important;
  border: 1px solid rgba(255, 255, 255, 0.2) !important;
  border-radius: var(--radius-full) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  cursor: pointer;
  transition: var(--transition-all);
  color: #ffffff !important;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 10;
  padding: 0 !important;
}

/* Ensure SVG arrows are visible */
.lightbox-nav svg {
  width: 24px !important;
  height: 24px !important;
  stroke: #ffffff !important;
  stroke-width: 2.5 !important;
  stroke-linecap: round !important;
  stroke-linejoin: round !important;
  fill: none !important;
  pointer-events: none !important;
  display: block !important;
}

/* Force polyline visibility */
.lightbox-nav svg polyline,
.lightbox-nav svg path {
  stroke: #ffffff !important;
  stroke-width: 2.5 !important;
  fill: none !important;
  opacity: 1 !important;
  visibility: visible !important;
}

.lightbox-nav:hover {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-50%) scale(1.1);
}

.lightbox-nav.disabled {
  opacity: 0.3;
  cursor: not-allowed;
  pointer-events: none;
}

.lightbox-prev {
  left: var(--space-6);
}

.lightbox-next {
  right: var(--space-6);
}

/* Photo Info */
.lightbox-info {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(0, 0, 0, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-4) var(--space-6);
  color: white;
  text-align: center;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  max-width: 600px;
}

.lightbox-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
}

.lightbox-description {
  font-size: var(--font-size-base);
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-2);
  line-height: 1.5;
}

.lightbox-meta {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
  font-family: var(--font-family-mono);
}

.lightbox-counter {
  display: inline-block;
  margin-left: var(--space-3);
  padding-left: var(--space-3);
  border-left: 1px solid rgba(255, 255, 255, 0.3);
}

/* Loading State */
.lightbox-loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: var(--font-size-lg);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .lightbox-close,
  .lightbox-nav {
    width: 40px;
    height: 40px;
  }

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

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

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

  .lightbox-info {
    bottom: var(--space-4);
    max-width: calc(100% - var(--space-8));
    padding: var(--space-3) var(--space-4);
  }

  .lightbox-title {
    font-size: var(--font-size-base);
  }

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

  .lightbox-meta {
    font-size: var(--font-size-xs);
  }

  .lightbox-image {
    max-height: 85vh;
  }
}

/* Touch-friendly tap zones on mobile */
@media (max-width: 640px) {
  .lightbox-prev,
  .lightbox-next {
    width: 60px;
    height: 60px;
  }
}