/* Lightbox */
.lb-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.92);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.lb-overlay.open { opacity: 1; pointer-events: all; }
.lb-inner { position: relative; max-width: 92vw; max-height: 90vh; display: flex; align-items: center; justify-content: center; }
.lb-img { max-width: 90vw; max-height: 85vh; border-radius: 6px; box-shadow: 0 8px 40px rgba(0,0,0,.5); object-fit: contain; }
.lb-close {
  position: fixed;
  top: 1.25rem; right: 1.25rem;
  width: 44px; height: 44px;
  background: rgba(255,255,255,.12);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  z-index: 10001;
}
.lb-close:hover { background: rgba(255,255,255,.25); }
.lb-prev, .lb-next {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 48px; height: 48px;
  background: rgba(255,255,255,.12);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  z-index: 10001;
}
.lb-prev { left: 1rem; }
.lb-next { right: 1rem; }
.lb-prev:hover, .lb-next:hover { background: rgba(255,255,255,.25); }
.lb-caption {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,.6);
  color: #fff;
  padding: 0.5rem 1.5rem;
  border-radius: 50px;
  font-size: 0.85rem;
  white-space: nowrap;
  max-width: 90vw;
  overflow: hidden;
  text-overflow: ellipsis;
}