/* ============================
   TRUE MULTIVERSE GALLERY (SCOPED)
   ============================ */

.multiverse-scope {
  --gap: 0.75rem;
  --overlay-bg: rgba(0,0,0,0.85);
  --caption-bg: rgba(0,0,0,0.6);
  --caption-color: #fff;
  font-family: inherit;
}

/* Masonry-like grid */
.multiverse-scope .thumbnails {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  grid-gap: var(--gap);
  margin: 0;
  padding: 0;
}

/* Each item */
.multiverse-scope .thumbnails article {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Thumbnail container */
.multiverse-scope .thumbnail {
  display: block;
  position: relative;
  overflow: hidden;
  border-radius: 6px;
  cursor: pointer;
}

/* Images fill their square */
.multiverse-scope .thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 1 / 1; /* perfect square */
  display: block;
  transition: transform 0.4s ease;
}

/* Zoom on hover */
.multiverse-scope .thumbnail:hover img {
  transform: scale(1.05);
}

/* Caption overlay */
.multiverse-scope .thumbnail h2,
.multiverse-scope .thumbnail p {
  position: absolute;
  left: 0;
  right: 0;
  padding: 0.5rem 0.75rem;
  background: var(--caption-bg);
  color: var(--caption-color);
  margin: 0;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.multiverse-scope .thumbnail h2 {
  bottom: 2.2rem;
  font-size: 1rem;
}

.multiverse-scope .thumbnail p {
  bottom: 0;
  font-size: 0.85rem;
}

/* Fade in captions */
.multiverse-scope .thumbnail:hover h2,
.multiverse-scope .thumbnail:hover p {
  opacity: 1;
}

/* ============================
   FULLSCREEN POPUP
   ============================ */

.multiverse-popup-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay-bg);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.multiverse-popup-overlay.active {
  display: flex;
}

.multiverse-popup {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.multiverse-popup img {
  max-width: 100%;
  max-height: 90vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 6px;
}

/* Close button */
.multiverse-close {
  position: absolute;
  top: -12px;
  right: -12px;
  background: #fff;
  color: #000;
  font-size: 20px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  font-weight: bold;
  box-shadow: 0 2px 6px rgba(0,0,0,0.4);
}