/* Bibliotheca: layout on top of the House Style.
   Colour, type, radius and motion all come from vendor/design-system; this file
   only places things. No hex, no radius, no shadow, no z-index literal. */

html, body { height: 100%; }
body { margin: 0; display: flex; flex-direction: column; font-size: 14px; }

/* ---- Chrome: header ------------------------------------------------------ */
.app-header {
  position: sticky; top: 0; z-index: var(--layer-notice);
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-lg);
  height: var(--frame-bar); padding: 0 var(--container-pad);
  background: var(--bg-color); border-bottom: var(--hairline) solid var(--border-color);
}
.app-header-start { display: flex; align-items: baseline; gap: var(--space-md); min-width: 0; }
.app-header-start .label-chrome { color: var(--text-color); font-weight: 700; }
.app-header-sub { color: var(--text-light); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.app-header-end { display: flex; align-items: center; gap: var(--space-sm); flex-shrink: 0; }

/* ---- Chrome: the strip above the work ------------------------------------ */
.chrome {
  background: var(--bg-color); border-bottom: var(--hairline) solid var(--border-color);
  padding: var(--space-xl) var(--container-pad);
}
.chrome-inner { max-width: 1280px; margin: 0 auto; display: grid; gap: var(--space-xl); }

.titleblock { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border: var(--rule-frame) solid var(--text-color); }
.titleblock .house-cell { padding: var(--space-sm) var(--space-md); border-top: 0; border-left: var(--hairline) solid var(--text-color); }
.titleblock .house-cell:first-child { border-left: 0; }
.titleblock .house-cell-value { font-size: 24px; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: var(--tracking-tight); }
.titleblock .cell-note { color: var(--text-light); font-size: 11px; }

.ingest { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: var(--space-md); margin-bottom: var(--space-sm); }
.section-head .hint { color: var(--text-light); font-size: 12px; }

.dropzone {
  display: grid; justify-items: center; gap: var(--space-sm); text-align: center;
  padding: var(--space-xl) var(--space-lg); cursor: pointer;
  border: var(--hairline) dashed var(--border-strong); background: var(--bg-color);
  transition: var(--transition);
}
.dropzone:focus-visible { outline: 2px solid var(--text-color); outline-offset: 2px; }
.dropzone[data-over='true'] { border-style: solid; border-color: var(--text-color); background: var(--active-bg); }
.dropzone p { margin: 0; }
.dropzone .muted { color: var(--text-light); font-size: 12px; }

.queue { border-top: var(--hairline) solid var(--border-color); max-height: 220px; overflow-y: auto; }
.queue-row { display: grid; grid-template-columns: 40px minmax(0, 1fr) auto auto; align-items: center; gap: var(--space-md); padding: var(--space-sm) 0; border-bottom: var(--hairline) solid var(--border-color); }
.queue-row img { width: 40px; height: 40px; object-fit: cover; border: var(--hairline) solid var(--border-color); }
.queue-row .name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.queue-row .shelf { color: var(--text-light); font-size: 12px; }
.queue-row .status { font-size: 0.68rem; text-transform: uppercase; letter-spacing: var(--tracking-chrome); white-space: nowrap; }
.queue-row[data-status='processing'] .status,
.queue-row[data-status='error'] .status { font-weight: 700; }
.queue-empty { color: var(--text-light); font-size: 12px; padding: var(--space-lg) 0; }

.shelf-tag { display: grid; grid-template-columns: auto 1fr auto 1fr; align-items: center; gap: var(--space-sm) var(--space-md); }
.shelf-tag-hint { grid-column: 1 / -1; color: var(--text-light); font-size: 12px; }
.dropzone-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-sm); }

/* Lookups: one line under the summary */
.lookup-bar { display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--space-sm) var(--space-md); }
.lookup-summary { color: var(--text-light); font-size: 12px; margin-right: auto; }

.filters { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-sm); }
.filters .search { flex: 1 1 280px; max-width: 420px; }
.filters .search .house-input { width: 100%; }
.filters .end { margin-left: auto; }

/* ---- The work: the catalog on the canvas ground (§9a) --------------------- */
.work { flex: 1 0 auto; background: var(--bg-canvas); padding: var(--space-xl) var(--container-pad) var(--space-3xl); }
.work-inner { max-width: 1280px; margin: 0 auto; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: var(--space-lg); }
.card {
  display: flex; flex-direction: column; justify-content: space-between; gap: var(--space-lg);
  text-align: left; font: inherit; color: var(--text-color); cursor: pointer;
  background: var(--bg-color); border: var(--hairline) solid var(--border-color);
  padding: var(--space-lg); transition: var(--transition);
}
.card:hover { opacity: 0.5; }
.card:focus-visible { outline: 2px solid var(--text-color); outline-offset: 2px; }
.card-top { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-sm); }
.card-cat { color: var(--text-light); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card h3 { font-size: 16px; font-weight: 700; letter-spacing: var(--tracking-tight); line-height: 1.3; margin: var(--space-sm) 0 0; }
.card .subtitle { color: var(--text-light); font-size: 12px; font-style: italic; margin: var(--space-xs) 0 0; }
.card .author { font-size: 13px; margin: var(--space-xs) 0 0; }
.card-foot { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-sm); border-top: var(--hairline) solid var(--border-color); padding-top: var(--space-sm); }
.card-foot .shelf { color: var(--text-light); font-size: 11px; }

/* Status is a word, then weight (§2): never hue. */
.lock { font-size: 0.68rem; text-transform: uppercase; letter-spacing: var(--tracking-chrome); white-space: nowrap; }
.lock[data-lock='easy'] { font-weight: 400; color: var(--text-light); }
.lock[data-lock='ocr'] { font-weight: 600; }
.lock[data-lock='paper'] { font-weight: 700; }
.flags { display: flex; gap: var(--space-sm); }
.lock[data-lock='unknown'] { font-weight: 400; font-style: italic; color: var(--text-light); }
.match-mark { display: inline-block; margin-top: var(--space-xs); font-size: 0.68rem; text-transform: uppercase; letter-spacing: var(--tracking-chrome); font-weight: 600; }
.flag { text-decoration: none; font-size: 0.68rem; text-transform: uppercase; letter-spacing: var(--tracking-chrome); font-weight: 600; }

.sheet { background: var(--bg-color); border: var(--hairline) solid var(--border-color); }
.sheet .house-table-wrap { padding: 0 var(--space-lg); }
.house-table td .title { font-weight: 700; }
.house-table td .subtitle { color: var(--text-light); font-size: 12px; font-style: italic; }
.house-table tbody tr { cursor: pointer; }

.no-match { padding: var(--space-2xl) 0; text-align: center; }

/* ---- Dialogs ------------------------------------------------------------- */
.book-head { margin-bottom: var(--space-xl); }
.book-title { margin: 0; font-size: 20px; font-weight: 700; letter-spacing: var(--tracking-tight); line-height: 1.3; }
.book-author { margin: var(--space-xs) 0 0; }
.detail-facts { display: grid; grid-template-columns: 200px 1fr; gap: var(--space-xl); }
.photo { display: grid; place-items: center; height: 160px; border: var(--hairline) solid var(--border-color); background: var(--bg-canvas); overflow: hidden; }
.photo img { max-width: 100%; max-height: 100%; object-fit: contain; }
.photo .muted { color: var(--text-light); font-size: 12px; padding: var(--space-md); text-align: center; }
.facts { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md) var(--space-xl); margin: 0; }
.facts dt { margin: 0; }
.facts dd { margin: var(--space-xxs) 0 0; }
.facts .wide { grid-column: 1 / -1; }
.facts .src { display: block; color: var(--text-light); font-size: 11px; }
.classification { display: flex; flex-wrap: wrap; gap: var(--space-xs) var(--space-lg); grid-column: 1 / -1; border-top: var(--hairline) solid var(--border-color); padding-top: var(--space-md); }
.detail-section { border-top: var(--hairline) solid var(--border-color); margin-top: var(--space-xl); padding-top: var(--space-lg); }
.detail-section > .section-head { margin-bottom: var(--space-md); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md) var(--space-lg); }
.form-actions { display: flex; justify-content: flex-end; margin-top: var(--space-md); }
.citation { position: relative; border: var(--hairline) solid var(--border-color); margin-top: var(--space-md); }
.citation p { margin: 0; padding: var(--space-md) 48px var(--space-md) var(--space-md); line-height: 1.5; white-space: pre-wrap; overflow-wrap: anywhere; }
.citation p[data-style='bibtex'] { font: 13px/1.5 var(--font-mono); }

.lookup-status { margin: 0; color: var(--text-light); font-size: 13px; }
.lookup-status:empty { display: none; }
.lookup-links { display: flex; flex-wrap: wrap; gap: var(--space-xs) var(--space-lg); margin-top: var(--space-sm); }
.lookup-links:empty { display: none; }
.candidates { display: grid; margin-top: var(--space-md); }
.candidates:empty { display: none; }
.candidates .house-list-row { gap: var(--space-md); }
.candidates .cand-meta, .candidates .muted { color: var(--text-light); font-size: 12px; }
.description { margin: var(--space-md) 0 0; font-size: 13px; line-height: 1.5; max-height: 9em; overflow-y: auto; }

.scan-view { display: grid; place-items: center; aspect-ratio: 4 / 3; border: var(--hairline) solid var(--border-color); background: var(--bg-canvas); overflow: hidden; }
.scan-view video { width: 100%; height: 100%; object-fit: cover; }
.scan-view .muted { color: var(--text-light); font-size: 12px; }
.scan-manual { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-sm); margin-top: var(--space-md); }
.scan-manual .house-input { flex: 1 1 140px; }
.import-check { margin-top: var(--space-md); }
.form-grid .wide { grid-column: 1 / -1; }
.citation .house-icon-button { position: absolute; top: var(--space-xs); right: var(--space-xs); }

.export-list { display: grid; }
.export-list .house-list-row { display: grid; gap: var(--space-xxs); text-align: left; }
.export-list .house-list-row small { color: var(--text-light); font-size: 12px; }

/* ---- Notices (toasts) ---------------------------------------------------- */
.notices { position: fixed; right: var(--space-lg); bottom: var(--space-lg); z-index: var(--layer-notice); display: grid; gap: var(--space-sm); width: min(360px, calc(100vw - 2 * var(--space-lg))); }
.notices .house-notice { background: var(--bg-color); transition: var(--transition); }
.notices .house-notice[data-leaving='true'] { opacity: 0; }

[hidden] { display: none !important; }

@media (max-width: 860px) {
  .titleblock { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .titleblock .house-cell { border-left: 0; border-top: var(--hairline) solid var(--text-color); }
  .titleblock .house-cell:nth-child(-n+2) { border-top: 0; }
  .titleblock .house-cell:nth-child(even) { border-left: var(--hairline) solid var(--text-color); }
  .ingest, .detail-facts, .form-grid { grid-template-columns: 1fr; }
  .shelf-tag { grid-template-columns: auto 1fr; }
  .app-header-sub { display: none; }
  .app-header { height: auto; flex-wrap: wrap; padding-top: var(--space-sm); padding-bottom: var(--space-sm); }
  .app-header-end { flex-wrap: wrap; flex-shrink: 1; min-width: 0; }
  .filters .end { margin-left: 0; }
}
.export-arrow { color: var(--text-light); }