.bible-collation-page {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
}

.bible-collation-page .skip-link {
  position: fixed;
  left: 0.8rem;
  top: -4rem;
  z-index: 100;
  padding: 0.6rem 0.8rem;
  border-radius: 0.45rem;
  background: var(--panel-strong);
  border: 2px solid var(--accent);
}

.bible-collation-page .skip-link:focus { top: 0.8rem; }
.bible-collation-topbar { max-width: 1480px; }
.bible-collation-main { max-width: 1480px; margin: 0 auto; display: grid; gap: 1rem; }
.bible-collation-header { display: grid; gap: 1rem; }
.bible-collation-heading-row,
.bible-collation-controls,
.bible-collation-header-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 0.9rem;
}
.bible-collation-heading-row { justify-content: space-between; align-items: flex-start; }
.bible-collation-heading-row h2 { margin: 0.2rem 0 0.35rem; }
.bible-collation-heading-row p { margin: 0; }
.heading-dot { color: var(--muted); }
.bible-collation-controls { align-items: end; }
.bible-collation-controls label,
.compact-control { display: grid; gap: 0.28rem; min-width: 9rem; }
.bible-collation-controls label > span,
.compact-control > span { color: var(--muted); font-size: 0.78rem; }
.bible-collation-controls select { min-width: 10rem; }
.bible-witness-menu { position: relative; }
.bible-witness-menu > summary { list-style: none; cursor: pointer; }
.bible-witness-menu > summary::-webkit-details-marker { display: none; }
.bible-witness-menu[open] > summary { border-color: var(--accent); }
.bible-witness-chooser {
  position: absolute;
  z-index: 50;
  top: calc(100% + 0.45rem);
  left: 0;
  width: min(42rem, 88vw);
  max-height: min(70vh, 34rem);
  overflow: auto;
  display: grid;
  gap: 0.8rem;
  padding: 0.9rem;
  border: 1px solid var(--border);
  border-radius: 0.8rem;
  background: var(--panel-strong);
  box-shadow: var(--shadow);
}
.bible-witness-group { display: grid; gap: 0.45rem; }
.bible-witness-group h4 { margin: 0; font-size: 0.85rem; color: var(--muted); }
.bible-witness-option {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.55rem;
  padding: 0.48rem 0.55rem;
  border-radius: 0.5rem;
}
.bible-witness-option:hover { background: var(--accent-soft); }
.bible-witness-option input { accent-color: var(--accent); }
.bible-witness-option strong { display: block; }
.bible-witness-option small { display: block; color: var(--muted); }
.bible-witness-option .coverage-pill { white-space: nowrap; }
.bible-workspace-status { min-height: 1.3rem; color: var(--muted); }
.bible-workspace-status.is-error,
.bible-text-status.is-error { color: #8a2525; }
.bible-collation-layout {
  display: grid;
  grid-template-columns: minmax(0, 7.2fr) minmax(18rem, 2.8fr);
  gap: 1rem;
  align-items: start;
}
.bible-text-card,
.bible-apparatus-card { min-width: 0; display: grid; gap: 0.75rem; }
.bible-apparatus-card { position: sticky; top: 0.8rem; max-height: calc(100vh - 1.6rem); overflow: auto; }
.bible-apparatus-note { margin: 0; font-size: 0.86rem; line-height: 1.4; }
.bible-text-status { min-height: 1.25rem; color: var(--muted); }
.bible-witness-grid {
  --bible-witness-count: 1;
  display: grid;
  grid-template-columns: 4.5rem repeat(var(--bible-witness-count), minmax(13rem, 1fr));
  min-width: 0;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 0.7rem;
}
.bible-grid-header {
  position: sticky;
  top: 0;
  z-index: 5;
  min-width: 0;
  min-height: 4.8rem;
  padding: 0.65rem 0.7rem;
  background: var(--panel-strong);
  border-bottom: 1px solid var(--border);
}
.bible-grid-header + .bible-grid-header { border-left: 1px solid var(--border); }
.bible-grid-header strong { display: block; font-size: 1rem; }
.bible-grid-header small { display: block; margin-top: 0.2rem; color: var(--muted); line-height: 1.25; }
.bible-grid-header .reference-badge { margin-top: 0.3rem; }
.bible-grid-citation,
.bible-grid-cell {
  min-width: 0;
  min-height: 3rem;
  padding: 0.65rem 0.7rem;
  border-bottom: 1px solid color-mix(in srgb, var(--border) 68%, transparent);
}
.bible-grid-citation { color: var(--muted); font: 0.83rem var(--font-ui); }
.bible-grid-cell { border-left: 1px solid color-mix(in srgb, var(--border) 68%, transparent); }
.bible-grid-cell.is-selected-row,
.bible-grid-citation.is-selected-row { background: color-mix(in srgb, var(--accent-soft) 70%, transparent); }
.bible-grid-cell[aria-label] { position: relative; }
.bible-token-line { font-family: var(--font-reader-text, var(--font-body)); font-size: 1.16rem; line-height: 1.7; overflow-wrap: anywhere; }
.bible-token,
.bible-token-button { display: inline; margin-right: 0.18em; border-radius: 0.22rem; }
.bible-token-button {
  appearance: none;
  padding: 0.08em 0.12em;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--accent) 45%, transparent);
  text-decoration-thickness: 0.11em;
  text-underline-offset: 0.16em;
}
.bible-token-button:hover,
.bible-token-button:focus-visible { background: var(--accent-soft); }
.bible-token-button.bible-token--overlap { text-decoration-style: double; outline: 1px dotted color-mix(in srgb, var(--accent) 65%, transparent); outline-offset: 0.14em; }
.bible-token.is-partial { text-decoration: underline; text-decoration-style: dotted; text-decoration-color: #9a6500; }

/* Secure nomen-sacrum expansion: thin muted overline (not an error). */
.bible-token--nomen-sacrum,
.bible-token-button.bible-token--nomen-sacrum {
  text-decoration-line: overline;
  text-decoration-style: solid;
  text-decoration-thickness: 0.07em;
  text-decoration-color: color-mix(in srgb, var(--muted) 72%, transparent);
  text-underline-offset: 0;
  /* Keep baseline readability; overline sits above the glyph box. */
  padding-top: 0.05em;
}

/* OCR / transcription uncertainty: independent of nomen-sacrum overline. */
.bible-token--ocr-uncertain,
.bible-token-button.bible-token--ocr-uncertain {
  text-decoration-line: underline;
  text-decoration-style: wavy;
  text-decoration-thickness: 0.09em;
  text-decoration-color: color-mix(in srgb, #9a6500 85%, transparent);
  text-underline-offset: 0.18em;
}

/* Both dimensions may coexist. */
.bible-token--nomen-sacrum.bible-token--ocr-uncertain,
.bible-token-button.bible-token--nomen-sacrum.bible-token--ocr-uncertain {
  text-decoration-line: overline underline;
  text-decoration-style: solid wavy;
  text-decoration-color:
    color-mix(in srgb, var(--muted) 72%, transparent)
    color-mix(in srgb, #9a6500 85%, transparent);
  text-decoration-thickness: 0.07em 0.09em;
  text-underline-offset: 0.18em;
}

.bible-token-inspector {
  position: absolute;
  z-index: 60;
  min-width: 14rem;
  max-width: min(22rem, 92vw);
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.55rem;
  background: var(--panel-strong);
  box-shadow: var(--shadow);
  font: 0.82rem var(--font-ui);
  line-height: 1.4;
}
.bible-token-inspector h4 {
  margin: 0 0 0.35rem;
  font-size: 0.86rem;
}
.bible-token-inspector p { margin: 0.18rem 0; }
.bible-token-inspector .bible-inspector-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.45rem;
}
.bible-token-inspector .bible-inspector-note {
  color: var(--muted);
  font-size: 0.78rem;
}
.bible-locus-card[data-difference-class="scribal_abbreviation"],
.bible-locus-card[data-difference-class="transcription_convention"],
.bible-locus-card[data-difference-class="surface_difference_unresolved"],
.bible-locus-card[data-difference-class="orthographic"] {
  border-left-color: #6b7280;
}
.bible-evidence-state {
  display: inline-flex;
  align-items: center;
  min-height: 1.85rem;
  padding: 0.25rem 0.45rem;
  border-radius: 0.35rem;
  font: 0.78rem var(--font-ui);
  line-height: 1.2;
}
.bible-evidence-state--absence { border: 1px dashed #9a6500; color: #714800; background: repeating-linear-gradient(135deg, transparent 0 5px, color-mix(in srgb, #b7791f 16%, transparent) 5px 7px); }
.bible-evidence-state--lacuna { border: 1px solid #8a5b20; color: #68420f; background: repeating-linear-gradient(135deg, color-mix(in srgb, #b7791f 12%, transparent) 0 3px, color-mix(in srgb, #8a5b20 28%, transparent) 3px 5px); }
.bible-evidence-state--unavailable { border: 1px solid var(--border); color: var(--muted); background: color-mix(in srgb, var(--muted) 10%, transparent); }
.bible-evidence-state--not-extant { border: 1px solid #8a2525; color: #7c2020; background: color-mix(in srgb, #8a2525 10%, transparent); }
.bible-evidence-state--partial { border: 1px dotted #9a6500; color: #714800; background: color-mix(in srgb, #b7791f 9%, transparent); }
.bible-reference-badge,
.reference-badge { display: inline-flex; width: fit-content; padding: 0.1rem 0.4rem; border-radius: 999px; border: 1px solid var(--border); color: var(--muted); font: 0.7rem var(--font-ui); }
.bible-apparatus-list { display: grid; gap: 0.55rem; }
.bible-locus-card {
  display: grid;
  gap: 0.45rem;
  padding: 0.7rem;
  border: 1px solid var(--border);
  border-left: 0.3rem solid var(--accent);
  border-radius: 0.55rem;
  background: var(--panel-strong);
  scroll-margin-top: 0.8rem;
}
.bible-locus-card[data-kind="presence_absence"] { border-left-color: #b7791f; }
.bible-locus-card[data-kind="substitution"] { border-left-color: #466bd6; }
.bible-locus-card[data-kind="word_order"] { border-left-color: #3f8a61; }
.bible-locus-card[data-kind="complex"] { border-left-color: #934a9c; }
.bible-locus-card.is-selected { outline: 2px solid var(--accent); outline-offset: 2px; }
.bible-locus-card__focus { display: flex; align-items: baseline; justify-content: space-between; gap: 0.5rem; padding: 0; border: 0; background: transparent; color: inherit; font: inherit; text-align: left; cursor: pointer; }
.bible-locus-card__focus strong { font-size: 0.95rem; }
.bible-locus-kind { color: var(--muted); font: 0.75rem var(--font-ui); }
.bible-locus-label { margin: 0; color: var(--muted); font-size: 0.8rem; }
.bible-state-list { display: grid; gap: 0.35rem; margin: 0; padding: 0; list-style: none; }
.bible-state-row { display: grid; grid-template-columns: minmax(0, 1fr); gap: 0.12rem; padding-top: 0.32rem; border-top: 1px solid color-mix(in srgb, var(--border) 65%, transparent); }
.bible-state-text { font-family: var(--font-reader-text, var(--font-body)); font-size: 1rem; }
.bible-state-support { color: var(--muted); font-size: 0.78rem; line-height: 1.35; }
.bible-state-support.is-missing { color: #714800; }
.bible-locus-meta { display: flex; flex-wrap: wrap; gap: 0.3rem 0.6rem; color: var(--muted); font-size: 0.73rem; }
.bible-locus-detail { padding-top: 0.7rem; border-top: 1px solid var(--border); }
.bible-locus-detail h4 { margin: 0 0 0.4rem; }
.bible-locus-detail p { margin: 0.3rem 0; font-size: 0.85rem; }
.bible-mobile-witness-tabs { display: none; }
.bible-mobile-witness-tab[aria-selected="true"] { background: var(--accent); color: var(--accent-contrast, #fff); border-color: var(--accent); }
.bible-empty-state { padding: 1rem; border: 1px dashed var(--border); border-radius: 0.6rem; color: var(--muted); }

@media (max-width: 980px) {
  .bible-collation-layout { grid-template-columns: minmax(0, 1fr); }
  .bible-apparatus-card { position: static; max-height: none; overflow: visible; }
}

@media (max-width: 720px) {
  .bible-collation-page .app-shell { padding: 0.65rem; }
  .bible-collation-heading-row { display: grid; }
  .bible-collation-header-actions { justify-content: flex-start; }
  .bible-collation-controls { align-items: stretch; }
  .bible-collation-controls > label,
  .bible-collation-controls > button,
  .bible-collation-controls > .bible-witness-menu { width: 100%; }
  .bible-collation-controls select { width: 100%; }
  .bible-witness-menu > summary { justify-content: space-between; }
  .bible-witness-chooser { position: fixed; left: 0.65rem; right: 0.65rem; top: 5rem; width: auto; max-height: 75vh; }
  .bible-mobile-witness-tabs { display: flex; gap: 0.35rem; overflow-x: auto; padding-bottom: 0.15rem; }
  .bible-mobile-witness-tab { flex: 0 0 auto; }
  .bible-witness-grid { grid-template-columns: 3.8rem repeat(var(--bible-witness-count), minmax(17rem, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  .bible-collation-page *,
  .bible-collation-page *::before,
  .bible-collation-page *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* Verse-oriented reading surface.  The legacy grid selectors above remain
   harmless for older cached markup; the workspace renders these structures. */
.bible-witness-grid {
  display: block;
  min-width: 0;
  overflow: visible;
  border: 0;
  border-radius: 0;
}
.bible-verse-comparison {
  display: grid;
  gap: 0.8rem;
  padding: 1rem 0.2rem 1.1rem;
  border-top: 1px solid var(--border);
  scroll-margin-top: 1rem;
}
.bible-verse-comparison:first-child { border-top: 0; padding-top: 0.25rem; }
.bible-verse-heading { margin: 0; font: 600 0.95rem var(--font-ui); color: var(--muted); }
.bible-verse-notices { display: grid; gap: 0.35rem; }
.bible-verse-notice {
  display: flex;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.45rem 0.6rem;
  border-left: 0.2rem solid var(--accent);
  border-radius: 0.35rem;
  background: color-mix(in srgb, var(--accent-soft) 58%, transparent);
  color: var(--muted);
  font: 0.78rem/1.35 var(--font-ui);
}
.bible-verse-notice button { font: inherit; color: inherit; text-align: left; }
.bible-witness-streams {
  display: grid;
  grid-template-columns: repeat(var(--bible-witness-count), minmax(0, 1fr));
  gap: 1rem 1.25rem;
}
.bible-witness-block { min-width: 0; }
.bible-witness-heading { margin: 0 0 0.45rem; font: 600 0.92rem var(--font-ui); }
.bible-witness-heading small { display: block; margin-top: 0.16rem; color: var(--muted); font-weight: 400; line-height: 1.35; }
.bible-witness-text {
  min-height: 3rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
  border-radius: 0.55rem;
  font-family: var(--font-reader-text, var(--font-body));
  font-size: 1.18rem;
  line-height: 1.85;
  overflow-wrap: anywhere;
}
.bible-inline-unit { display: inline; }
.bible-inline-unit + .bible-inline-unit::before { content: ' '; }
.bible-token,
.bible-token-button,
.bible-cell-marker { position: relative; }
.bible-token-button.bible-token--selected,
.bible-inline-unit.bible-token--selected { background: color-mix(in srgb, var(--accent-soft) 82%, transparent); outline: 2px solid color-mix(in srgb, var(--accent) 72%, transparent); outline-offset: 0.12em; }
.bible-cell-marker {
  display: inline-flex;
  align-items: center;
  min-width: 1.15em;
  min-height: 1.65em;
  justify-content: center;
  padding: 0.05em 0.22em;
  border-radius: 0.25rem;
  font: 0.85em/1 var(--font-ui);
  vertical-align: 0.05em;
}
.bible-cell-marker--alignment-observed-empty { border: 1px dashed #9a6500; color: #714800; }
.bible-cell-marker--source-declared-empty { border: 1px solid #9a6500; color: #714800; background: color-mix(in srgb, #b7791f 12%, transparent); }
.bible-cell-marker--manuscript-lacuna { border: 1px solid #8a5b20; color: #68420f; background: color-mix(in srgb, #b7791f 12%, transparent); }
.bible-cell-marker--transcription-unavailable { border: 1px solid var(--border); color: var(--muted); }
.bible-cell-marker--not-extant { border: 1px solid #8a2525; color: #7c2020; }
.bible-cell-marker--unresolved { border: 1px dotted var(--border); color: var(--muted); }
.bible-overlap-chooser {
  position: fixed;
  z-index: 80;
  display: grid;
  gap: 0.25rem;
  width: min(20rem, calc(100vw - 1.5rem));
  padding: 0.45rem;
  border: 1px solid var(--border);
  border-radius: 0.55rem;
  background: var(--panel-strong);
  box-shadow: var(--shadow);
}
.bible-overlap-chooser button { display: grid; gap: 0.1rem; padding: 0.45rem 0.55rem; border: 0; border-radius: 0.35rem; background: transparent; color: inherit; font: inherit; text-align: left; cursor: pointer; }
.bible-overlap-chooser button:hover,
.bible-overlap-chooser button:focus-visible { background: var(--accent-soft); }
.bible-overlap-chooser small { color: var(--muted); font-size: 0.75rem; }
.bible-evidence-state--alignment-observed-empty,
.bible-evidence-state--source-declared-empty { border: 1px dashed #9a6500; color: #714800; }
.bible-evidence-state--source-declared-empty { border-style: solid; }
.bible-missing-evidence { display: grid; gap: 0.25rem; margin-top: 0.45rem; padding-top: 0.45rem; border-top: 1px solid color-mix(in srgb, var(--border) 65%, transparent); }
.bible-missing-evidence h5 { margin: 0; font: 600 0.77rem var(--font-ui); color: var(--muted); }
.bible-missing-evidence ul { display: grid; gap: 0.14rem; margin: 0; padding: 0; list-style: none; color: var(--muted); font-size: 0.78rem; line-height: 1.35; }
.bible-locus-card__focus:focus-visible,
.bible-token-button:focus-visible,
.bible-verse-notice button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

@media (max-width: 720px) {
  .bible-witness-streams { grid-template-columns: 1fr; }
  .bible-witness-text { font-size: 1.1rem; }
}