/* Lightbox: struktur. Färger och typsnitt sätts per förslag via --lb-bg, --lb-fg och --lb-accent. */
html.lb-open { overflow: hidden; }

.lb {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: var(--lb-bg, #000);
  color: var(--lb-fg, #fff);
  font: inherit;
}
.lb::backdrop { background: var(--lb-bg, #000); }
.lb[open] {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}
@media (prefers-reduced-motion: no-preference) {
  .lb[open] { animation: lb-in .24s ease-out; }
}
@keyframes lb-in { from { opacity: 0; } }

.lb-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .5rem clamp(.5rem, 2vw, 1.5rem);
}
.lb-count {
  margin: 0;
  padding-left: .75rem;
  font-variant-numeric: tabular-nums;
}

.lb-main {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr) 3rem;
  align-items: center;
  gap: .25rem;
  min-height: 0;
  padding: 0 clamp(.25rem, 2vw, 1.5rem) clamp(1rem, 3vw, 2rem);
  touch-action: pan-y pinch-zoom;
}
/* Bild och bildtext delar bredd, så att texten börjar där bilden börjar. */
.lb-figure {
  --lb-max-h: calc(100svh - 14rem);
  --lb-w: min(100%, calc(var(--lb-max-h) * var(--ar, 1)));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  height: 100%;
  min-height: 0;
  margin: 0;
}

.lb-stage {
  position: relative;
  flex: none;
  width: var(--lb-w);
  aspect-ratio: var(--ar, 1);
  overflow: hidden;
}
.lb-layer {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
}
.lb-layer img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lb-caption {
  flex: none;
  width: var(--lb-w);
  text-align: left;
}
.lb-title {
  margin: 0;
  font: inherit;
  font-size: 1.125rem;
  font-weight: 600;
}
.lb-desc {
  max-width: 58ch;
  margin: .3rem 0 0;
}

.lb-btn {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  cursor: pointer;
}
.lb-btn:focus-visible {
  outline: 2px solid var(--lb-accent, currentColor);
  outline-offset: 2px;
}