.viewer-overlay {
  align-items: center;
  background: rgba(20, 16, 13, 0.9);
  display: none;
  inset: 0;
  justify-content: center;
  padding: 1rem;
  position: fixed;
  z-index: 1200;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.viewer-overlay.is-open {
  display: flex;
}
.viewer-frame {
  background: var(--paper-soft);
  border: 1px solid var(--rule);
  box-shadow: 6px 7px 0 rgba(0, 0, 0, 0.35);
  max-width: min(920px, 94vw);
  padding: 0.5rem;
  position: relative;
}
.viewer-frame img,
.viewer-img {
  background: var(--paper-deep);
  max-height: 74vh;
  max-width: 100%;
  object-fit: contain;
}
.viewer-info {
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  padding: 0.55rem 0.2rem 0.2rem;
}
.viewer-info__title {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: var(--fs-sm);
  text-transform: uppercase;
}
.viewer-nav,
.viewer-close {
  align-items: center;
  background: var(--paper-soft);
  border: 1px solid var(--rule);
  color: var(--ink);
  display: grid;
  height: 40px;
  justify-content: center;
  position: fixed;
  width: 40px;
  z-index: 1210;
}
.viewer-close {
  right: 1rem;
  top: 1rem;
}
.viewer-nav--prev {
  left: 1rem;
  top: 50%;
}
.viewer-nav--next {
  right: 1rem;
  top: 50%;
}
.viewer-counter {
  bottom: 1rem;
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  left: 50%;
  position: fixed;
  transform: translateX(-50%);
}
.viewer-strip {
  bottom: 2.5rem;
  display: flex;
  gap: 0.35rem;
  left: 50%;
  max-width: 90vw;
  overflow: auto;
  padding: 0.25rem;
  position: fixed;
  transform: translateX(-50%);
}
.viewer-strip__thumb {
  border: 1px solid var(--paper);
  cursor: pointer;
  height: 36px;
  object-fit: cover;
  opacity: 0.6;
  width: 48px;
}
.viewer-strip__thumb.is-active {
  opacity: 1;
  outline: 2px solid var(--accent);
}