.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-dropdown);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal);
}

.lightbox-overlay.show {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  max-width: 90vw;
}

.lightbox-overlay img {
  max-width: 90vw;
  max-height: 80vh;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.lightbox-caption {
  color: var(--color-secondary);
  font-size: var(--font-size-base);
  text-align: center;
  max-width: 600px;
}

.lightbox-dots {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.lightbox-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.lightbox-dot:hover {
  background: rgba(255, 255, 255, 0.5);
}

.lightbox-dot.is-active {
  background: var(--color-brand-light);
  transform: scale(1.3);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  color: var(--color-primary);
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: background var(--transition-normal), transform var(--transition-fast);
}

.lightbox-nav:hover {
  background: var(--glass-hover);
  transform: translateY(-50%) scale(1.05);
}

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

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

.lightbox-close {
  position: absolute;
  top: var(--space-xl);
  right: var(--space-xl);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--color-primary);
  font-size: var(--font-size-xl);
  line-height: 1;
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: background var(--transition-normal);
}

.lightbox-close:hover {
  background: var(--glass-hover);
}

@media (max-width: 768px) {
  .lightbox-close {
    top: var(--space-md);
    right: var(--space-md);
  }

  .lightbox-nav {
    width: 36px;
    height: 36px;
  }

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

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

  .lightbox-caption {
    font-size: var(--font-size-sm);
    padding: 0 var(--space-2xl);
  }
}