.preview-context {
  display: grid;
  min-width: 210px;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1px 9px;
  border-left: 2px solid var(--teal);
  padding: 2px 14px;
}

.preview-context > span {
  grid-row: 1 / 3;
  align-self: center;
  color: var(--green);
  font-size: .62rem;
  font-weight: 850;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.preview-context > strong {
  margin: 0;
  color: var(--navy);
  font-size: .76rem;
}

.preview-context > small {
  color: var(--muted);
  font-size: .62rem;
}

.preview-context.context-change {
  animation: context-settle 320ms cubic-bezier(.22, .72, .2, 1);
}

#documentStack .paper > * {
  transition: opacity 260ms ease, filter 260ms ease;
}

#documentStack .preview-page-active > *:not(.preview-related):not(.draft-watermark) {
  opacity: .48;
  filter: saturate(.72);
}

#documentStack .preview-page-active > .preview-related,
#documentStack .preview-page-active > .preview-primary {
  opacity: 1;
  filter: none;
}

#documentStack .preview-marker {
  position: relative;
}

#documentStack .preview-marker::before {
  position: absolute;
  top: 0;
  left: -7.2mm;
  width: .45mm;
  height: var(--focus-span, 100%);
  min-height: 7mm;
  border-radius: 999px;
  background: rgba(0, 153, 126, .38);
  content: "";
  opacity: .8;
  transition: height 300ms cubic-bezier(.22, .72, .2, 1), opacity 240ms ease, background 240ms ease;
}

#documentStack .preview-marker::after {
  content: none;
}

#documentStack .preview-marker-primary::before {
  background: var(--green);
  opacity: 1;
  box-shadow: 0 0 0 .85mm rgba(50, 204, 196, .08);
}

@keyframes context-settle {
  from { opacity: .5; transform: translateY(3px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
  .preview-context.context-change {
    animation: none;
  }
}

@media (max-width: 1220px) {
  .preview-context { display: none; }
}

@media print {
  #documentStack .preview-related,
  #documentStack .preview-primary,
  #documentStack .preview-page-active > * {
    opacity: 1;
    filter: none;
  }

  #documentStack .preview-marker::before,
  #documentStack .preview-marker::after {
    display: none;
  }
}