/* ===== Reusable image overlay (lightbox) ===== */
.img-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: 9999;
  justify-content: center;
  align-items: center;
  padding: 2rem;
}

.img-overlay.active {
  display: flex;
}

.img-overlay-content {
  position: relative;
  /* Shrink-wrap the media so the corner buttons anchor to the image edges,
     not the viewport (mobile re-enables the full-size box below). */
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.img-overlay-content img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: var(--border-radius-md);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.img-overlay-content svg {
  max-width: 90vw;
  max-height: 90vh;
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-md);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  background: #0a0908;
}

.img-overlay-close,
.img-overlay-flip {
  position: absolute;
  top: 0;
  background-color: rgba(255, 255, 255, 0.9);
  border: none;
  color: #000;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem 0.75rem;
  line-height: 1;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  z-index: 10000;
}

.img-overlay-close {
  right: 0;
  border-radius: 0 var(--border-radius-md) 0 0.5rem;
}

.img-overlay-flip {
  display: none;
}

.img-overlay-close:hover,
.img-overlay-flip:hover {
  background-color: var(--primary);
  color: #fff;
}

@media (max-width: 768px) {
  .img-overlay {
    padding: 0;
  }

  .img-overlay-content {
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
  }

  .img-overlay-close,
  .img-overlay-flip {
    top: 0;
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
  }

  .img-overlay-close { right: 0; }
  .img-overlay-flip {
    display: flex;
    left: 0;
  }
}