:root {
  --bg: #f2f5f9;
  --panel: #ffffff;
  --sidebar: #12263a;
  --sidebar-text: #d7e5f6;
  --muted: #61758a;
  --primary: #2463eb;
  --primary-soft: #eaf1ff;
  --border: #dfe8f3;
  --success: #1d8f5f;
  --warning: #b77810;
  --danger: #c53d3d;
  --text: #1d2a36;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  font-family: Inter, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

body {
  min-height: 100vh;
}

.app-shell {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 240px;
  background: var(--sidebar);
  color: var(--sidebar-text);
  padding: 28px 18px;
}

.brand h1 {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: 0.02em;
}

.nav {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.nav a {
  color: var(--sidebar-text);
  text-decoration: none;
  background: rgba(255,255,255,0.04);
  border-radius: 10px;
  padding: 11px 12px;
  font-weight: 600;
}

.nav a.active {
  background: rgba(255,255,255,0.12);
}

.main-panel {
  flex: 1;
  padding: 30px;
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  color: var(--muted);
  margin: 0 0 4px;
}

.toolbar h2 {
  margin: 0;
  font-size: 2rem;
}

.primary-btn {
  background: var(--primary);
  border: none;
  color: white;
  border-radius: 10px;
  padding: 10px 16px;
  cursor: pointer;
  font-weight: 600;
}

.toolbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.secondary-btn {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 8px;
  padding: 9px 14px;
  cursor: pointer;
  font-weight: 600;
}

.primary-btn:disabled,
.secondary-btn:disabled {
  cursor: wait;
  opacity: 0.65;
}

.action-status {
  min-height: 1.25rem;
  margin: -12px 0 14px;
  color: var(--muted);
  font-size: 0.9rem;
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 22px;
}

.summary-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
  box-shadow: 0 3px 10px rgba(26, 44, 64, 0.03);
}

.summary-card .label {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.summary-card .value {
  display: block;
  margin-top: 12px;
  font-size: 1.9rem;
  font-weight: 700;
}

.filters-card,
.table-card,
.config-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 3px 10px rgba(26, 44, 64, 0.03);
}

.config-card {
  padding: 18px;
}

.maintenance-actions {
  display: grid;
  gap: 14px;
  max-width: 900px;
}

.maintenance-action {
  display: grid;
  grid-template-columns: minmax(0, 1fr) max-content;
  align-items: center;
  gap: 12px 24px;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.maintenance-action h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
}

.maintenance-action > div:first-child p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.maintenance-operation {
  grid-column: 1 / -1;
}

.maintenance-operation progress {
  display: block;
  width: 100%;
  height: 8px;
  accent-color: var(--primary);
}

.maintenance-operation .action-status {
  min-height: 0;
  margin: 8px 0 0;
}

.config-description {
  margin: 0 0 14px;
  color: var(--muted);
}

.config-editor {
  display: block;
  width: 100%;
  min-height: 65vh;
  resize: vertical;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  background: #fbfcfe;
  color: var(--text);
  font: 0.86rem/1.5 "SFMono-Regular", Consolas, monospace;
  tab-size: 2;
}

.config-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.config-actions .action-status {
  flex: 1 1 240px;
  min-height: 0;
  margin: 0;
}

.filters-card {
  display: grid;
  grid-template-columns: minmax(220px, 1fr);
  gap: 18px;
  padding: 18px;
  margin-bottom: 22px;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field-group label {
  font-weight: 600;
  color: var(--muted);
}

.field-group input,
.field-group select {
  border: 1px solid var(--border);
  border-radius: 8px;
  height: 40px;
  padding: 0 12px;
  font-size: 0.96rem;
}

.table-card {
  overflow-x: auto;
}

.table-card table {
  width: 100%;
  border-collapse: collapse;
}

.documents-table {
  min-width: 1120px;
}

.table-card th,
.table-card td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.table-card th {
  background: #f8fafc;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-transform: uppercase;
}

.sort-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-transform: inherit;
  cursor: pointer;
}

.sort-button:hover {
  color: var(--primary);
}

.sort-button span {
  min-width: 0.75em;
  color: var(--primary);
}

.column-filters th {
  padding: 8px;
  background: var(--panel);
}

.column-filters input,
.column-filters select {
  width: 100%;
  min-width: 92px;
  height: 34px;
  padding: 0 8px;
  border: 1px solid var(--border);
  border-radius: 5px;
  background: white;
  color: var(--text);
  font: inherit;
  font-size: 0.82rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 0.74rem;
  font-weight: 700;
  background: #edf2ff;
  color: var(--primary);
  text-transform: capitalize;
}

.badge.processed {
  background: #e7f8ee;
  color: var(--success);
}

.badge.validated {
  background: #e7f8ee;
  color: var(--success);
}

.badge.not\ processed {
  background: #fff2da;
  color: var(--warning);
}

.badge.unknown {
  background: #f4f5f7;
  color: var(--muted);
}

.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 28px 12px;
}

.list-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 2px 28px;
}

.list-footer .action-status {
  flex: 1 1 220px;
  min-height: 0;
  margin: 0;
}

#load-sentinel {
  height: 1px;
}

.key-text {
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.8rem;
  color: var(--muted);
}

.document-link {
  color: var(--primary);
  font-weight: 650;
  text-decoration: none;
}

.document-link:hover,
.section-heading a:hover {
  text-decoration: underline;
}

.detail-toolbar h2 {
  max-width: min(70vw, 900px);
  overflow-wrap: anywhere;
  font-size: 1.55rem;
}

.detail-toolbar-actions,
.document-navigation {
  display: flex;
  align-items: center;
  gap: 10px;
}

.detail-toolbar-actions {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.document-navigation span {
  min-width: 72px;
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
  white-space: nowrap;
}

.document-navigation button:disabled {
  cursor: default;
  opacity: 0.5;
}

.back-link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  text-decoration: none;
}

.document-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.85fr);
  align-items: start;
  gap: 22px;
}

.pdf-section,
.detail-section {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
}

.pdf-section {
  position: sticky;
  top: 18px;
}

.section-heading,
.history-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.section-heading h3,
.detail-section h3 {
  margin: 0 0 16px;
  font-size: 1.05rem;
}

.section-heading a {
  flex-shrink: 0;
  color: var(--primary);
  font-size: 0.9rem;
}

#pdf-preview {
  display: block;
  width: 100%;
  height: min(78vh, 1000px);
  min-height: 480px;
  border: 1px solid var(--border);
  background: #e7edf3;
}

.document-info {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.metadata-list {
  display: grid;
  grid-template-columns: minmax(100px, 0.7fr) minmax(0, 1.3fr);
  gap: 10px 14px;
  margin: 0;
  font-size: 0.9rem;
}

.document-edit-form {
  display: grid;
  gap: 16px;
}

.additional-data {
  display: grid;
  gap: 10px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.additional-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.additional-header h4 {
  margin: 0;
}

.additional-field-list {
  display: grid;
  gap: 10px;
}

.additional-field-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr) auto;
  gap: 10px;
  align-items: end;
}

.additional-field-row select {
  width: 100%;
  min-width: 0;
}

.additional-field-empty {
  margin: 0;
  color: var(--muted);
  font-style: italic;
}

.small-btn {
  padding: 0.5rem 0.8rem;
  font-size: 0.8rem;
}

.edit-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.edit-form-grid .field-group input,
.edit-form-grid .field-group select {
  width: 100%;
  min-width: 0;
}

.edit-calculated-fields {
  display: grid;
  gap: 10px;
  padding-top: 4px;
}

.edit-calculated-fields > div {
  min-width: 0;
}

.edit-output-label {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
}

.edit-calculated-fields output {
  display: block;
  overflow-wrap: anywhere;
}

.edit-form-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.edit-form-actions .action-status {
  flex: 1 1 220px;
  min-height: 0;
  margin: 0;
}

.metadata-list dt {
  color: var(--muted);
  font-weight: 600;
}

.metadata-list dd {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.history-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0 0 0 18px;
}

.history-entry,
.history-empty {
  padding: 0 0 18px 8px;
  border-left: 1px solid var(--border);
}

.history-entry:last-child,
.history-empty:last-child {
  border-left-color: transparent;
}

.history-heading {
  align-items: flex-start;
  margin: 0 0 8px;
}

.history-heading strong {
  text-transform: capitalize;
}

.history-heading time {
  color: var(--muted);
  font-size: 0.78rem;
  text-align: right;
}

.history-entry pre,
.extracted-section pre {
  max-height: 280px;
  margin: 0;
  overflow: auto;
  color: #405365;
  font: 0.8rem/1.5 "SFMono-Regular", Consolas, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.extracted-section summary {
  cursor: pointer;
  font-weight: 650;
}

.foldable-section > summary {
  cursor: pointer;
  font-size: 1.05rem;
  font-weight: 650;
}

.foldable-section[open] > summary {
  margin-bottom: 16px;
}

.extracted-section pre {
  max-height: 440px;
  margin-top: 14px;
}

@media (max-width: 820px) {
  .app-shell {
    flex-direction: column;
  }

  .toolbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .toolbar-actions {
    flex-wrap: wrap;
  }

  .sidebar {
    width: 100%;
  }

  .filters-card {
    grid-template-columns: 1fr;
  }

  .maintenance-action {
    grid-template-columns: minmax(0, 1fr);
  }

  .maintenance-action > button {
    justify-self: start;
  }

  .main-panel {
    padding: 18px;
  }

  .document-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .pdf-section {
    position: static;
  }

  #pdf-preview {
    height: 70vh;
    min-height: 360px;
  }

  .detail-toolbar h2 {
    max-width: 100%;
  }

  .edit-form-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .detail-toolbar-actions {
    justify-content: flex-start;
  }
}


.model-card-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.model-card-heading h4 {
  margin: 0 0 6px;
}

.model-card-heading p,
.model-help,
.model-empty {
  color: var(--muted);
  line-height: 1.5;
  margin: 0;
}

.model-help {
  font-size: 0.85rem;
}

.models-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.model-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  min-width: 0;
}

.model-card-heading {
  margin-bottom: 12px;
}

.model-card-heading h4 {
  overflow-wrap: anywhere;
}

.model-card-heading p {
  font-size: 0.84rem;
}

.model-count {
  flex-shrink: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.model-versions {
  border-top: 1px solid var(--border);
}

.model-version {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.model-version:last-child {
  border-bottom: 0;
}

.model-version code {
  overflow-wrap: anywhere;
  font-size: 0.8rem;
}

.model-active-tag {
  display: inline-block;
  color: var(--success);
  background: #e9f7ef;
  border-radius: 999px;
  padding: 3px 7px;
  font-size: 0.72rem;
  font-weight: 700;
}

@media (max-width: 820px) {
  .model-card-heading {
    flex-direction: column;
  }
}


/* Compact, asynchronously loaded model proposals under editable document fields. */
.model-suggestion {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  box-sizing: border-box;
  height: 1.6rem;
  min-width: 0;
  margin-top: 0.25rem;
  color: var(--muted, #667085);
  font-size: 0.75rem;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
}

.model-suggestion[aria-hidden="true"] {
  visibility: hidden;
}

.model-suggestion > span,
.additional-field-proposal > span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
}

.model-suggestion button {
  flex: 0 0 auto;
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--accent, #3157a4);
  font: inherit;
  text-decoration: underline;
  cursor: pointer;
}

#additional-field-suggestions {
  overflow-x: auto;
}

.additional-field-proposal {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.35rem;
  min-width: 0;
}

.model-suggestion button:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 2px;
}


/* Configurable document list and bulk-edit controls */
.list-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  border-bottom: 1px solid var(--border, #d9dee8);
}
.column-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  gap: 0.5rem;
  min-width: min(32rem, 80vw);
  padding: 0.75rem;
}
.column-options label,
.list-tools > label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.bulk-edit-form {
  display: grid;
  gap: 0.8rem;
  padding: 1rem;
  border-bottom: 1px solid var(--border, #d9dee8);
}
.bulk-edit-form[hidden] { display: none; }
.bulk-edit-form .field-group { max-width: 36rem; }
.bulk-edit-form textarea { width: 100%; }
#selection-count { font-weight: 600; }


.bulk-edit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}
.bulk-additional-row {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(180px, 1fr) auto;
  align-items: end;
  gap: 0.75rem;
}
.bulk-additional-row .field-group { min-width: 0; }
.bulk-edit-form .additional-data { margin-top: 0.5rem; }
.bulk-edit-form .edit-form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}
.bulk-edit-form .edit-form-actions .action-status { margin: 0; }
@media (max-width: 680px) {
  .bulk-additional-row { grid-template-columns: 1fr; }
}