/* ====================================
   Lightbox Modal Styles
   ==================================== */

.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.lightbox-image {
  max-width: 90%;
  max-height: 90vh;
  object-fit: contain;
  transform: scale(0.95);
  transition: transform 0.3s ease;
}

.lightbox.active .lightbox-image {
  transform: scale(1);
}

/* Lightbox Controls */
.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 48px;
  cursor: pointer;
  padding: 16px;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.2s ease, opacity 0.2s ease;
  z-index: 10000;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.lightbox-close:focus,
.lightbox-prev:focus,
.lightbox-next:focus {
  outline: 2px solid #ffffff;
  outline-offset: 2px;
}

.lightbox-close {
  top: 20px;
  right: 20px;
  font-size: 56px;
  line-height: 1;
}

.lightbox-prev {
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next {
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .lightbox-image {
    max-width: 95%;
    max-height: 80vh;
  }

  .lightbox-close,
  .lightbox-prev,
  .lightbox-next {
    width: 48px;
    height: 48px;
    font-size: 36px;
  }

  .lightbox-close {
    top: 10px;
    right: 10px;
    font-size: 48px;
  }

  .lightbox-prev {
    left: 10px;
  }

  .lightbox-next {
    right: 10px;
  }
}

/* Loading state */
.lightbox.loading .lightbox-image {
  opacity: 0.5;
}

/* Animation for image transitions */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.lightbox-image.fade-in {
  animation: fadeIn 0.3s ease;
}

/* Lightbox Caption */
.lightbox-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 80px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0.6) 70%, transparent 100%);
  text-align: center;
}

.lightbox-title {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 20px;
  font-weight: 400;
  color: #ffffff;
  margin: 0 0 8px 0;
}

.lightbox-description {
  font-size: 14px;
  line-height: 1.5;
  color: #b3b3b3;
  margin: 0;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Lightbox Thumbnails */
.lightbox-thumbnails {
  position: absolute;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  padding: 8px;
  background-color: rgba(0, 0, 0, 0.6);
  border-radius: 4px;
}

.lightbox-thumbnails:empty {
  display: none;
}

.lightbox-thumb {
  width: 60px;
  height: 60px;
  object-fit: cover;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.2s ease, transform 0.2s ease;
  border: 2px solid transparent;
}

.lightbox-thumb:hover {
  opacity: 0.8;
}

.lightbox-thumb.active {
  opacity: 1;
  border-color: #ffffff;
}

@media (max-width: 768px) {
  .lightbox-caption {
    padding: 20px 16px;
  }

  .lightbox-title {
    font-size: 16px;
  }

  .lightbox-description {
    font-size: 13px;
  }

  .lightbox-image {
    max-height: 50vh;
  }

  .lightbox-thumbnails {
    bottom: 120px;
  }

  .lightbox-thumb {
    width: 50px;
    height: 50px;
  }
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
  .lightbox,
  .lightbox-image,
  .lightbox-close,
  .lightbox-prev,
  .lightbox-next,
  .lightbox-thumb {
    transition: none;
  }

  .lightbox-image.fade-in {
    animation: none;
  }
}