/**
 * Mosaïque images des posts (PhotoSwipe).
 * Fichier CSS pur : non compilé en LESS (lessphp casse grid / ~"…").
 */
.ui.post .post-images-mosaic {
  border-radius: 6px;
  overflow: hidden;
  background: #e8e8e8;
}

.ui.post .post-images-mosaic .mosaic-cell {
  position: relative;
  display: block;
  overflow: hidden;
  min-height: 0;
  align-self: stretch;
  color: inherit;
}

.ui.post .post-images-mosaic.mosaic--n2 .mosaic-cell,
.ui.post .post-images-mosaic.mosaic--n3 .mosaic-cell,
.ui.post .post-images-mosaic.mosaic--n4 .mosaic-cell,
.ui.post .post-images-mosaic.mosaic--n4plus .mosaic-cell {
  min-height: 150px;
}

.ui.post .post-images-mosaic.mosaic--n2 .mosaic-cell img.attached,
.ui.post .post-images-mosaic.mosaic--n3 .mosaic-cell img.attached,
.ui.post .post-images-mosaic.mosaic--n4 .mosaic-cell img.attached,
.ui.post .post-images-mosaic.mosaic--n4plus .mosaic-cell img.attached {
  position: absolute;
  left: 0;
  top: 0;
  width: 100% !important;
  height: 100% !important;
  max-width: 100%;
  max-height: 100%;
  object-fit: cover !important;
  object-position: center center;
  display: block;
  margin: 0 !important;
}

.ui.post .post-images-mosaic.mosaic--n1 .mosaic-cell {
  max-height: 560px;
  line-height: 0;
}

.ui.post .post-images-mosaic.mosaic--n1 .mosaic-cell img.attached {
  position: relative;
  width: 100%;
  height: auto;
  max-height: 560px;
  object-fit: contain;
  object-position: center;
  display: block;
  margin: 0 !important;
  vertical-align: middle;
}

.ui.post .post-images-mosaic.mosaic--n2 {
  display: grid !important;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: minmax(200px, 34vw);
  gap: 3px;
}

.ui.post .post-images-mosaic.mosaic--n3 {
  display: grid !important;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: minmax(170px, 1fr) minmax(170px, 1fr);
  gap: 3px;
  min-height: 300px;
}

.ui.post .post-images-mosaic.mosaic--n3 .mosaic-cell--tall {
  grid-row: 1 / 3;
}

.ui.post .post-images-mosaic.mosaic--n4,
.ui.post .post-images-mosaic.mosaic--n4plus {
  display: grid !important;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: minmax(180px, 1fr) minmax(180px, 1fr);
  gap: 3px;
  min-height: 300px;
}

.ui.post .post-images-mosaic .mosaic-cell--more .mosaic-more-overlay {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  font-size: 2rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

/* Ne participe pas à la grille : uniquement des .ff-pswp-item pour PhotoSwipe (images 5+). */
.ui.post .post-images-mosaic .mosaic-pswp-extras {
  display: none;
}