/* suzannedolanart.com : lightbox.css
   The full-screen photograph viewer built by lightbox.js: ink at 96 percent over the page, the photograph at its
   largest, Close, Previous, Next and Zoom as text buttons. Paper-coloured type on the dark ground. */

.lb {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  background: rgba(30, 26, 23, 0.96);
  color: var(--paper);
  opacity: 0;
  transition: opacity 160ms var(--ease);
}
.lb.is-open { opacity: 1; }
.lb[hidden] { display: none; }
html.lb-open { overflow: hidden; }

.lb__bar,
.lb__nav {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  padding: 10px var(--gutter);
}
.lb__bar { justify-content: space-between; padding-top: max(10px, env(safe-area-inset-top)); }
.lb__nav { justify-content: space-between; padding-bottom: max(10px, env(safe-area-inset-bottom)); }
.lb__group { display: flex; align-items: center; gap: 8px; }

.lb__count,
.lb__caption,
.lb__loading {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--t-mono);
  letter-spacing: 0.01em;
  color: rgba(244, 238, 230, 0.78);
}
.lb__caption { flex: 1; text-align: center; min-width: 0; }
.lb__count { font-variant-numeric: tabular-nums; }

.lb__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid rgba(244, 238, 230, 0.42);
  border-radius: 2px;
  background: transparent;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: var(--t-sm);
  font-weight: 500;
  line-height: 1;
  letter-spacing: 0.01em;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
}
.lb__btn:hover { border-color: var(--paper); }
.lb__btn:focus-visible { outline: 2px solid var(--paper); outline-offset: 2px; }
.lb__btn[aria-pressed="true"] { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.lb__btn[hidden] { display: none; }

.lb__stage {
  position: relative;
  min-height: 0;
  overflow: hidden;
  /* two-finger pinch stays with the browser; one finger is ours (pan when zoomed, swipe otherwise) */
  touch-action: pinch-zoom;
}
/* absolutely positioned so the percentage limits resolve against the stage, whatever sized it; margin auto centres */
.lb__img {
  position: absolute;
  inset: 0;
  margin: auto;
  display: block;
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  transform-origin: center center;
  cursor: zoom-in;
  user-select: none;
  -webkit-user-select: none;
  -webkit-user-drag: none;
  opacity: 1;
  transition: opacity 160ms var(--ease);
}
.lb.is-loading .lb__img { opacity: 0; }
.lb.is-zoomed .lb__img { cursor: grab; }
.lb.is-panning .lb__img { cursor: grabbing; }
.lb__loading {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}
.lb__loading[hidden] { display: none; }

@media (prefers-reduced-motion: reduce) {
  .lb, .lb__img { transition: none; }
}
@media print {
  .lb { display: none !important; }
}