/* AllScience — Style Formatter Page */

.format-page {
  padding-top: 5rem;
  padding-bottom: 4rem;
}

.format-header {
  text-align: center;
  margin-bottom: 3rem;
}

.format-header h1 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.format-subtitle {
  color: var(--color-text-muted, #8896ab);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.format-project-select {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.format-project-select .form-select {
  min-width: 280px;
}

/* ── Section Titles ──────────────────────────────────────────────── */

.section-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border, #2a3a52);
}

/* ── Template Filter Bar ─────────────────────────────────────────── */

.template-filter-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.template-search {
  flex: 1;
  min-width: 200px;
  padding: 0.5rem 0.75rem 0.5rem 2.25rem;
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: var(--radius-sm, 6px);
  background: var(--color-bg-secondary, #111827);
  color: var(--color-text, #e2e8f0);
  font-size: 0.8125rem;
  outline: none;
  transition: border-color 0.15s;
}

.template-search:focus {
  border-color: var(--color-primary, #3b82f6);
}

.template-search-wrap {
  position: relative;
  flex: 1;
  min-width: 200px;
}

.template-search-wrap::before {
  content: "\1F50D";
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.8125rem;
  pointer-events: none;
  opacity: 0.5;
}

.template-filter-pills {
  display: flex;
  gap: 0.375rem;
  flex-wrap: wrap;
}

.template-filter-pill {
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: 100px;
  background: transparent;
  color: var(--color-text-muted, #8896ab);
  font-size: 0.6875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.template-filter-pill:hover {
  border-color: var(--color-primary, #3b82f6);
  color: var(--color-primary, #3b82f6);
}

.template-filter-pill.active {
  background: var(--color-primary, #3b82f6);
  border-color: var(--color-primary, #3b82f6);
  color: #fff;
}

/* ── Template Grid ───────────────────────────────────────────────── */

.template-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.template-card {
  background: var(--color-bg-secondary, #111827);
  border: 2px solid var(--color-border, #2a3a52);
  border-radius: var(--radius-md, 10px);
  padding: 0;
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.template-card:hover {
  border-color: var(--color-primary, #3b82f6);
  box-shadow: 0 0 0 1px var(--color-primary, #3b82f6), 0 8px 24px rgba(0, 0, 0, 0.2);
  transform: translateY(-3px);
}

.template-card.selected {
  border-color: var(--color-accent, #06d6a0);
  box-shadow: 0 0 0 2px var(--color-accent, #06d6a0), 0 4px 16px rgba(6, 214, 160, 0.2);
}

.template-card.selected .template-card-select-btn {
  background: var(--color-accent, #06d6a0);
  color: #111;
}

.template-card.selected .template-card-select-btn::before {
  content: "\2713 ";
}

/* ── Mini Document Preview (CSS-only) ───────────────────────────── */

.template-card-preview {
  position: relative;
  height: 160px;
  background: #f8f9fa;
  border-bottom: 1px solid var(--color-border, #2a3a52);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.mini-doc {
  width: 100px;
  height: 130px;
  background: #ffffff;
  border-radius: 2px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.08);
  padding: 10px 8px 8px;
  position: relative;
  transform: scale(1);
  transition: transform 0.2s;
}

.template-card:hover .mini-doc {
  transform: scale(1.05);
}

/* Title line in mini doc */
.mini-doc-title {
  height: 4px;
  background: #1a1a2e;
  border-radius: 1px;
  margin-bottom: 6px;
  width: 70%;
}

.mini-doc-title.center {
  margin-left: auto;
  margin-right: auto;
}

/* Author line */
.mini-doc-author {
  height: 2px;
  background: #aaa;
  border-radius: 1px;
  margin-bottom: 8px;
  width: 45%;
}

.mini-doc-author.center {
  margin-left: auto;
  margin-right: auto;
}

/* Section header */
.mini-doc-heading {
  height: 3px;
  background: #333;
  border-radius: 1px;
  margin-bottom: 4px;
  width: 40%;
}

/* Text lines */
.mini-doc-line {
  height: 2px;
  background: #d0d0d0;
  border-radius: 1px;
  margin-bottom: 2px;
  width: 100%;
}

.mini-doc-line.short {
  width: 65%;
}

.mini-doc-line.medium {
  width: 82%;
}

/* Two-column layout variant */
.mini-doc.two-col .mini-doc-body {
  display: flex;
  gap: 5px;
}

.mini-doc.two-col .mini-doc-col {
  flex: 1;
}

.mini-doc.two-col .mini-doc-col .mini-doc-line {
  width: 100%;
}

.mini-doc.two-col .mini-doc-col .mini-doc-line.short {
  width: 60%;
}

/* Abstract block variant */
.mini-doc-abstract {
  border: 1px solid #ccc;
  border-radius: 2px;
  padding: 3px;
  margin-bottom: 6px;
}

.mini-doc-abstract .mini-doc-line {
  background: #c8c8c8;
}

/* Margin indicators */
.mini-doc.wide-margin {
  padding: 14px 12px 8px;
}

.mini-doc.narrow-margin {
  padding: 6px 5px 5px;
}

/* Category badge on preview */
.template-card-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  padding: 0.15rem 0.5rem;
  background: rgba(59, 130, 246, 0.9);
  color: #fff;
  font-size: 0.5625rem;
  font-weight: 600;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ── Card Body ──────────────────────────────────────────────────── */

.template-card-body {
  padding: 1rem 1.1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.template-card-icon {
  font-size: 1.5rem;
  margin-bottom: 0.35rem;
  line-height: 1;
}

.template-card-name {
  font-weight: 700;
  font-size: 0.9375rem;
  margin-bottom: 0.2rem;
  color: var(--color-text, #e2e8f0);
}

.template-card-desc {
  font-size: 0.75rem;
  color: var(--color-text-muted, #8896ab);
  line-height: 1.5;
  margin-bottom: 0.625rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── Format Details ─────────────────────────────────────────────── */

.template-card-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.25rem 0.75rem;
  margin-bottom: 0.75rem;
  padding: 0.5rem 0;
  border-top: 1px solid rgba(42, 58, 82, 0.4);
}

.template-detail {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
}

.template-detail-label {
  font-size: 0.5625rem;
  color: var(--color-text-dim, #5a6a80);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.template-detail-value {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text, #e2e8f0);
}

/* ── Meta tags + Select button ──────────────────────────────────── */

.template-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 0.75rem;
}

.template-card-meta span {
  font-size: 0.5625rem;
  padding: 0.125rem 0.5rem;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 100px;
  color: #93bbfc;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.template-card-footer {
  margin-top: auto;
}

.template-card-select-btn {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: var(--radius-sm, 6px);
  background: transparent;
  color: var(--color-text-muted, #8896ab);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
}

.template-card:hover .template-card-select-btn {
  border-color: var(--color-primary, #3b82f6);
  color: var(--color-primary, #3b82f6);
  background: rgba(59, 130, 246, 0.08);
}

.template-card.selected .template-card-select-btn {
  background: var(--color-accent, #06d6a0);
  border-color: var(--color-accent, #06d6a0);
  color: #111;
}

/* ── Empty / no results ─────────────────────────────────────────── */

.template-no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem 1rem;
  color: var(--color-text-dim, #5a6a80);
  font-size: 0.875rem;
}

/* ── Split-Pane Layout ──────────────────────────────────────────── */

.split-pane {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 1.5rem;
  align-items: start;
  min-height: 600px;
}

.split-pane-left {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-height: calc(100vh - 8rem);
  overflow-y: auto;
  padding-right: 0.25rem;
}

.split-pane-right {
  position: sticky;
  top: 5rem;
}

/* Options section (shown after template selected) */
.options-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Template style badge */
.template-style-badge {
  display: inline-block;
  padding: 0.2rem 0.625rem;
  background: var(--color-primary, #3b82f6);
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 600;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 0.5rem;
}

.template-style-badge:empty {
  display: none;
}

/* Mobile preview toggle */
.mobile-preview-toggle {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 100;
  border-radius: 100px;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}

/* ── Preview Layout ──────────────────────────────────────────────── */

.preview-pane {
  background: var(--color-bg-secondary, #111827);
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: var(--radius-md, 10px);
  overflow: hidden;
}

.preview-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--color-border, #2a3a52);
  background: var(--color-bg-card, #1a2233);
  gap: 0.5rem;
  flex-wrap: wrap;
}

.preview-toolbar-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

.preview-template-name {
  font-weight: 600;
  font-size: 0.8125rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.preview-toolbar-actions {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  flex-wrap: wrap;
}

/* ── View Mode Toggle ──────────────────────────────────────────── */

.view-mode-toggle {
  display: inline-flex;
  background: var(--color-bg-secondary, #111827);
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: var(--radius-sm, 6px);
  overflow: hidden;
}

.view-mode-btn {
  padding: 0.3rem 0.75rem;
  border: none;
  background: transparent;
  color: var(--color-text-muted, #8896ab);
  font-size: 0.6875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.view-mode-btn:hover {
  color: var(--color-text, #e2e8f0);
  background: rgba(59, 130, 246, 0.08);
}

.view-mode-btn.active {
  background: var(--color-primary, #3b82f6);
  color: #fff;
}

.preview-frame {
  min-height: 500px;
  max-height: 80vh;
  overflow: auto;
  padding: 2rem;
  background: var(--color-bg-preview-surround, #e5e7eb);
  color: #1a1a1a;
  display: flex;
  justify-content: center;
}

[data-theme="dark"] .preview-frame,
.preview-frame {
  background: #d1d5db;
}

/* ── Raw View ──────────────────────────────────────────────────── */

.preview-raw-frame {
  min-height: 500px;
  max-height: 80vh;
  overflow: auto;
  background: var(--color-bg-secondary, #111827);
  border-top: none;
}

.preview-raw-content {
  padding: 1.5rem;
  margin: 0;
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--color-text, #e2e8f0);
  white-space: pre-wrap;
  word-wrap: break-word;
  tab-size: 2;
}

[data-theme="light"] .preview-raw-frame {
  background: #f8f9fa;
}

[data-theme="light"] .preview-raw-content {
  color: #1a1a2e;
}

/* ── Loading Skeleton ──────────────────────────────────────────── */

.preview-skeleton {
  padding: 25.4mm;
}

.skeleton-line {
  height: 12px;
  background: linear-gradient(90deg, #e0e0e0 25%, #f0f0f0 50%, #e0e0e0 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
  border-radius: 4px;
  margin-bottom: 10px;
}

.skeleton-title {
  width: 65%;
  height: 20px;
  margin: 0 auto 12px;
}

.skeleton-author {
  width: 40%;
  height: 10px;
  margin: 0 auto 8px;
}

.skeleton-affil {
  width: 50%;
  height: 8px;
  margin: 0 auto 24px;
}

.skeleton-abstract {
  height: 80px;
  background: linear-gradient(90deg, #e8e8e8 25%, #f4f4f4 50%, #e8e8e8 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
  border-radius: 4px;
  border: 1px solid #ddd;
  margin-bottom: 24px;
}

.skeleton-heading {
  width: 30%;
  height: 14px;
  margin-bottom: 12px;
  margin-top: 16px;
}

.skeleton-text {
  width: 100%;
}

.skeleton-text.short {
  width: 70%;
}

.skeleton-text.medium {
  width: 85%;
}

@keyframes skeleton-shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ── A4 Page Simulation ────────────────────────────────────────── */

.preview-page-wrapper {
  transform-origin: top center;
  transition: transform 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  padding-bottom: 2rem;
}

.preview-a4-page {
  width: 210mm;
  min-height: 297mm;
  background: #ffffff;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15), 0 1px 4px rgba(0, 0, 0, 0.08);
  border-radius: 2px;
  position: relative;
  overflow: hidden;
  color: #1a1a1a;
}

.preview-a4-page .page-content {
  padding: 25.4mm;
  font-family: 'Times New Roman', Georgia, serif;
  font-size: 12pt;
  line-height: 1.6;
}

.preview-a4-page .page-content.narrow-margin {
  padding: 19mm;
}

.preview-a4-page .page-content.wide-margin {
  padding: 38mm;
}

.preview-a4-page .page-content.two-column {
  column-count: 2;
  column-gap: 6mm;
}

/* Page header / footer */
.preview-a4-page .page-header {
  position: absolute;
  top: 10mm;
  left: 25.4mm;
  right: 25.4mm;
  font-size: 8pt;
  color: #999;
  display: flex;
  justify-content: space-between;
  border-bottom: 0.5pt solid #ddd;
  padding-bottom: 2mm;
}

.preview-a4-page .page-footer {
  position: absolute;
  bottom: 10mm;
  left: 25.4mm;
  right: 25.4mm;
  font-size: 8pt;
  color: #999;
  display: flex;
  justify-content: center;
  border-top: 0.5pt solid #ddd;
  padding-top: 2mm;
}

/* Preview content typography */
.preview-a4-page .doc-title {
  font-size: 18pt;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.25em;
  color: #111;
  line-height: 1.3;
}

.preview-a4-page .doc-authors {
  text-align: center;
  font-size: 11pt;
  color: #444;
  margin-bottom: 0.25em;
}

.preview-a4-page .doc-affiliations {
  text-align: center;
  font-size: 9pt;
  color: #777;
  font-style: italic;
  margin-bottom: 1.5em;
}

.preview-a4-page .doc-abstract {
  border: 1px solid #ccc;
  border-radius: 2px;
  padding: 0.75em 1em;
  margin-bottom: 1.5em;
  background: #fafafa;
}

.preview-a4-page .doc-abstract-label {
  font-weight: 700;
  font-size: 10pt;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.4em;
  color: #333;
}

.preview-a4-page .doc-abstract-text {
  font-size: 10pt;
  line-height: 1.5;
  color: #333;
}

.preview-a4-page .doc-keywords {
  font-size: 9pt;
  color: #555;
  margin-top: 0.5em;
}

.preview-a4-page .doc-keywords strong {
  font-weight: 700;
}

.preview-a4-page .doc-section-heading {
  font-size: 13pt;
  font-weight: 700;
  margin-top: 1.25em;
  margin-bottom: 0.5em;
  color: #111;
}

.preview-a4-page .doc-subsection-heading {
  font-size: 11pt;
  font-weight: 700;
  font-style: italic;
  margin-top: 1em;
  margin-bottom: 0.4em;
  color: #222;
}

.preview-a4-page .doc-body-text {
  font-size: inherit;
  line-height: inherit;
  margin-bottom: 0.6em;
  text-align: justify;
  color: #222;
}

.preview-a4-page .doc-citation {
  color: #1565c0;
  font-size: inherit;
}

.preview-a4-page .doc-reference-list {
  margin-top: 2em;
  padding-top: 1em;
  border-top: 1px solid #ccc;
}

.preview-a4-page .doc-reference-list h3 {
  font-size: 13pt;
  font-weight: 700;
  margin-bottom: 0.5em;
  color: #111;
}

.preview-a4-page .doc-reference-item {
  font-size: 9pt;
  line-height: 1.5;
  margin-bottom: 0.35em;
  padding-left: 2em;
  text-indent: -2em;
  color: #333;
}

/* ── Zoom Preset Controls ──────────────────────────────────────── */

.preview-zoom-controls {
  display: inline-flex;
  align-items: center;
  gap: 0;
  background: var(--color-bg-secondary, #111827);
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: var(--radius-sm, 6px);
  overflow: hidden;
}

.zoom-preset-btn {
  padding: 0.3rem 0.5rem;
  border: none;
  border-right: 1px solid var(--color-border, #2a3a52);
  background: transparent;
  color: var(--color-text-muted, #8896ab);
  font-size: 0.625rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.zoom-preset-btn:last-child {
  border-right: none;
}

.zoom-preset-btn:hover {
  background: rgba(59, 130, 246, 0.1);
  color: var(--color-primary, #3b82f6);
}

.zoom-preset-btn.active {
  background: var(--color-primary, #3b82f6);
  color: #fff;
}

/* ── Print Preview Button ──────────────────────────────────────── */

#print-preview-btn {
  white-space: nowrap;
}

.preview-content {
  font-family: 'Times New Roman', 'Georgia', serif;
  font-size: 12pt;
  line-height: 1.6;
}

.preview-content h1,
.preview-content h2,
.preview-content h3 {
  color: #111;
}

/* ── Print styles ──────────────────────────────────────────────── */

@media print {
  .preview-a4-page {
    box-shadow: none;
    border: none;
    width: 100%;
    min-height: auto;
  }
  .page-header, .page-footer {
    position: static;
  }
}

/* ── Format Sidebar ──────────────────────────────────────────────── */

.format-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.sidebar-card {
  background: var(--color-bg-secondary, #111827);
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: var(--radius-md, 10px);
  padding: 1.25rem;
}

.sidebar-card-title {
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.sidebar-hint {
  font-size: 0.75rem;
  color: var(--color-text-dim, #5a6a80);
  margin-bottom: 0.75rem;
  line-height: 1.5;
}

.sidebar-link {
  display: block;
  padding: 0.375rem 0;
  font-size: 0.8125rem;
  color: var(--color-primary, #3b82f6);
  text-decoration: none;
}

.sidebar-link:hover { text-decoration: underline; }

/* ── Info Table ──────────────────────────────────────────────────── */

.info-table {
  width: 100%;
  font-size: 0.8125rem;
  border-collapse: collapse;
}

.info-table td {
  padding: 0.375rem 0;
  border-bottom: 1px solid rgba(42, 58, 82, 0.4);
}

.info-table td:first-child {
  color: var(--color-text-dim, #5a6a80);
  width: 40%;
  font-weight: 500;
}

/* ── Export Options ──────────────────────────────────────────────── */

.export-format-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.25rem 0.5rem;
  margin-bottom: 0.5rem;
}

.export-option {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8125rem;
  cursor: pointer;
  padding: 0.25rem 0;
  color: var(--color-text, #e2e8f0);
}

.export-option input[type="radio"] {
  accent-color: var(--color-primary, #3b82f6);
}

.export-checkbox {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  color: var(--color-text-muted, #8896ab);
  cursor: pointer;
}

.export-checkbox input[type="checkbox"] {
  accent-color: var(--color-primary, #3b82f6);
}

/* ── Validation ──────────────────────────────────────────────────── */

.validation-pass {
  padding: 0.625rem 0.75rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-sm, 6px);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-success, #10b981);
  margin-bottom: 0.75rem;
}

.validation-fail {
  padding: 0.625rem 0.75rem;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-sm, 6px);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-danger, #ef4444);
  margin-bottom: 0.75rem;
}

.validation-issues {
  list-style: none;
  padding: 0;
  margin: 0 0 0.75rem;
}

.validation-issue {
  padding: 0.5rem 0.625rem;
  margin-bottom: 0.375rem;
  border-radius: var(--radius-sm, 6px);
  font-size: 0.75rem;
  line-height: 1.5;
  background: rgba(245, 158, 11, 0.08);
  border-left: 3px solid var(--color-warning, #f59e0b);
}

.validation-issue.error {
  background: rgba(239, 68, 68, 0.08);
  border-left-color: var(--color-danger, #ef4444);
}

.validation-issue.info {
  background: rgba(59, 130, 246, 0.08);
  border-left-color: var(--color-primary, #3b82f6);
}

.issue-severity {
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.625rem;
  letter-spacing: 0.04em;
}

.validation-stat {
  font-size: 0.75rem;
  color: var(--color-text-dim, #5a6a80);
  padding-top: 0.25rem;
}

.validation-error {
  font-size: 0.8125rem;
  color: var(--color-danger, #ef4444);
}

/* ── Light theme overrides ───────────────────────────────────────── */

[data-theme="light"] .template-card-preview {
  background: #eef1f5;
}

[data-theme="light"] .template-card-badge {
  background: rgba(59, 130, 246, 0.85);
}

[data-theme="light"] .template-card-meta span {
  color: #3b6fd4;
  background: rgba(59, 130, 246, 0.08);
  border-color: rgba(59, 130, 246, 0.18);
}

[data-theme="light"] .template-filter-pill.active {
  background: var(--color-primary, #3b82f6);
  color: #fff;
}

[data-theme="light"] .template-style-badge {
  background: var(--color-primary, #3b82f6);
  color: #fff;
}

[data-theme="light"] .view-mode-btn {
  color: #64748b;
}

[data-theme="light"] .view-mode-btn:hover {
  color: #1e293b;
  background: rgba(59, 130, 246, 0.06);
}

[data-theme="light"] .view-mode-btn.active {
  background: var(--color-primary, #3b82f6);
  color: #fff;
}

[data-theme="light"] .zoom-preset-btn {
  color: #64748b;
}

[data-theme="light"] .zoom-preset-btn:hover {
  color: var(--color-primary, #3b82f6);
  background: rgba(59, 130, 246, 0.06);
}

[data-theme="light"] .zoom-preset-btn.active {
  background: var(--color-primary, #3b82f6);
  color: #fff;
}

[data-theme="light"] .preview-zoom-controls {
  border-color: #d1d5db;
  background: #f9fafb;
}

[data-theme="light"] .view-mode-toggle {
  border-color: #d1d5db;
  background: #f9fafb;
}

[data-theme="light"] .skeleton-line {
  background: linear-gradient(90deg, #d4d4d8 25%, #e4e4e7 50%, #d4d4d8 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

[data-theme="light"] .skeleton-abstract {
  background: linear-gradient(90deg, #ddd 25%, #eee 50%, #ddd 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
}

/* ── Responsive ──────────────────────────────────────────────────── */

@media (max-width: 1100px) {
  .split-pane {
    grid-template-columns: 340px 1fr;
  }
}

@media (max-width: 900px) {
  .split-pane {
    grid-template-columns: 1fr;
  }
  .split-pane-left {
    max-height: none;
    overflow-y: visible;
  }
  .split-pane-right {
    position: static;
  }
  /* On mobile, right pane (preview) is hidden until toggled */
  .split-pane-right.mobile-hidden {
    display: none;
  }
  .split-pane-right.mobile-visible {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 200;
    background: var(--color-bg, #0f172a);
    padding: 0;
    overflow: auto;
  }
  .split-pane-right.mobile-visible .preview-pane {
    border-radius: 0;
    border: none;
    height: 100%;
  }
  .split-pane-right.mobile-visible .preview-frame {
    max-height: calc(100vh - 3.5rem);
  }
  .mobile-preview-toggle {
    display: block !important;
  }
  /* Back button in mobile preview */
  .mobile-preview-back {
    display: inline-flex !important;
    align-items: center;
    gap: 0.25rem;
    padding: 0.3rem 0.75rem;
    border: 1px solid var(--color-border, #2a3a52);
    border-radius: var(--radius-sm, 6px);
    background: transparent;
    color: var(--color-text, #e2e8f0);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
  }
  .template-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }
  .preview-toolbar-actions {
    gap: 0.25rem;
  }
}

@media (min-width: 901px) {
  .mobile-preview-toggle {
    display: none !important;
  }
  .mobile-preview-back {
    display: none !important;
  }
}

@media (max-width: 600px) {
  .format-header h1 { font-size: 1.5rem; }
  .format-project-select { flex-direction: column; }
  .format-project-select .form-select { min-width: 100%; }
  .template-grid { grid-template-columns: 1fr; }
  .template-card-details { grid-template-columns: 1fr; }
  .export-format-options { grid-template-columns: 1fr; }
  .template-filter-bar { flex-direction: column; align-items: stretch; }
  .template-filter-pills { justify-content: center; }
  .preview-toolbar { flex-direction: column; align-items: flex-start; }
  .preview-toolbar-actions { width: 100%; justify-content: space-between; }
  .view-mode-toggle { flex: 1; }
  .view-mode-btn { flex: 1; text-align: center; }
}

/* ── Format Preview Tabs ────────────────────────────────────────────── */
.format-preview-tabs {
  display: flex;
  gap: 0.25rem;
  padding: 0.5rem;
  background: var(--color-bg-secondary, #111827);
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: var(--radius-md, 10px);
  margin-bottom: 1rem;
}

.format-tab {
  flex: 1;
  padding: 0.5rem 0.75rem;
  background: none;
  border: none;
  border-radius: var(--radius-sm, 6px);
  color: var(--color-text-muted, #8896ab);
  font-size: 0.75rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.12s ease;
  text-align: center;
}

.format-tab:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text, #e2e8f0);
}

.format-tab.format-tab-active {
  background: var(--color-primary, #3b82f6);
  color: #fff;
}

.format-preview-content {
  background: var(--color-bg-card, #1a2233);
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: var(--radius-md, 10px);
  min-height: 200px;
  overflow: auto;
  padding: 1rem;
}

.format-preview-code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  line-height: 1.6;
  color: var(--color-text-muted, #8896ab);
  white-space: pre-wrap;
  word-break: break-word;
}

/* ── Export Queue ────────────────────────────────────────────────────── */
.export-queue-section {
  margin-top: 1.5rem;
}

.export-queue-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.export-queue-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text, #e2e8f0);
}

.export-queue-actions {
  display: flex;
  gap: 0.375rem;
}

.export-queue-btn {
  padding: 0.3125rem 0.625rem;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-sm, 6px);
  color: var(--color-primary, #3b82f6);
  font-size: 0.6875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.12s ease;
}

.export-queue-btn:hover {
  background: rgba(59, 130, 246, 0.18);
}

.export-queue-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.export-queue-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background: var(--color-bg-card, #1a2233);
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: var(--radius-sm, 6px);
}

.export-queue-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.export-queue-info {
  flex: 1;
  min-width: 0;
}

.export-queue-name {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text, #e2e8f0);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.export-queue-status {
  font-size: 0.6875rem;
  color: var(--color-text-dim, #5a6a80);
}

.export-queue-progress {
  width: 100%;
  height: 3px;
  background: var(--color-border, #2a3a52);
  border-radius: 2px;
  margin-top: 0.25rem;
  overflow: hidden;
}

.export-queue-progress-fill {
  height: 100%;
  background: var(--color-primary, #3b82f6);
  border-radius: 2px;
  width: 0%;
  transition: width 0.3s ease;
}

.export-queue-item.export-done .export-queue-progress-fill {
  background: var(--color-accent, #06d6a0);
  width: 100%;
}

.export-queue-item.export-error .export-queue-progress-fill {
  background: var(--color-danger, #ef4444);
}

.export-queue-remove {
  background: none;
  border: none;
  color: var(--color-text-dim, #5a6a80);
  font-size: 1rem;
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
  transition: color 0.12s;
}

.export-queue-remove:hover {
  color: var(--color-danger, #ef4444);
}

/* ── Export History ──────────────────────────────────────────────────── */
.export-history-section {
  margin-top: 1.5rem;
}

.export-history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.export-history-title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text, #e2e8f0);
}

.export-history-list {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.export-history-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0.75rem;
  background: var(--color-bg-card, #1a2233);
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: var(--radius-sm, 6px);
  transition: border-color 0.12s;
}

.export-history-item:hover {
  border-color: rgba(59, 130, 246, 0.3);
}

.export-history-icon {
  font-size: 1rem;
  flex-shrink: 0;
}

.export-history-info {
  flex: 1;
  min-width: 0;
}

.export-history-name {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text, #e2e8f0);
}

.export-history-meta {
  font-size: 0.6875rem;
  color: var(--color-text-dim, #5a6a80);
}

.export-history-redownload {
  padding: 0.25rem 0.5rem;
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.15);
  border-radius: var(--radius-sm, 6px);
  color: var(--color-primary, #3b82f6);
  font-size: 0.625rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.12s;
  white-space: nowrap;
}

.export-history-redownload:hover {
  background: rgba(59, 130, 246, 0.15);
}

.export-history-empty {
  text-align: center;
  padding: 1.5rem;
  color: var(--color-text-dim, #5a6a80);
  font-size: 0.8125rem;
}

[data-theme="light"] .format-preview-tabs {
  background: #f1f5f9;
  border-color: #e2e8f0;
}

[data-theme="light"] .format-preview-content {
  background: #fff;
  border-color: #e2e8f0;
}

[data-theme="light"] .export-queue-item,
[data-theme="light"] .export-history-item {
  background: #fff;
  border-color: #e2e8f0;
}

@media (max-width: 768px) {
  .format-preview-tabs {
    flex-wrap: wrap;
  }
  .export-queue-item {
    flex-wrap: wrap;
  }
}

/* ── Export Format Preview Panel ───────────────────────────────── */
.format-preview-panel {
  position: fixed;
  top: 56px;
  right: -480px;
  width: 480px;
  height: calc(100vh - 56px);
  background: var(--color-bg-card, #1a2233);
  border-left: 1px solid var(--color-border, #2a3a52);
  z-index: 4000;
  display: flex;
  flex-direction: column;
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.3);
}
.format-preview-panel.preview-visible { right: 0; }

.preview-panel-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border, #2a3a52);
  flex-shrink: 0;
}
.preview-panel-header h3 { font-size: 0.9375rem; font-weight: 600; margin: 0; white-space: nowrap; }

.preview-format-tabs {
  display: flex;
  gap: 0;
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: 6px;
  overflow: hidden;
  flex: 1;
}
.preview-tab {
  flex: 1;
  background: transparent;
  border: none;
  border-right: 1px solid var(--color-border, #2a3a52);
  color: var(--color-text-muted, #8896ab);
  font-family: inherit;
  font-size: 0.6875rem;
  font-weight: 500;
  padding: 0.3rem 0.5rem;
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
}
.preview-tab:last-child { border-right: none; }
.preview-tab:hover { background: var(--color-bg-hover, #1e293b); color: var(--color-text, #e2e8f0); }
.preview-tab.active { background: var(--color-primary, #3b82f6); color: #fff; }

.preview-close-btn {
  background: none;
  border: none;
  color: var(--color-text-muted, #8896ab);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.25rem;
  margin-left: auto;
  flex-shrink: 0;
}
.preview-close-btn:hover { color: var(--color-text, #e2e8f0); }

.preview-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
}

.preview-viewport { min-height: 400px; }

/* PDF preview */
.preview-pdf .pdf-page {
  background: #fff;
  color: #1a1a1a;
  padding: 2rem 2.5rem;
  border-radius: 4px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
  font-family: 'Times New Roman', Georgia, serif;
  font-size: 0.8125rem;
  line-height: 1.6;
  position: relative;
  min-height: 500px;
}
.pdf-header { font-size: 1.25rem; font-weight: 700; text-align: center; margin-bottom: 0.25rem; }
.pdf-meta { text-align: center; font-size: 0.75rem; color: #666; margin-bottom: 1.5rem; }
.pdf-section-title { font-size: 0.9375rem; font-weight: 700; margin: 1.25rem 0 0.5rem; }
.pdf-body { margin-bottom: 1rem; }
.pdf-placeholder {
  height: 3rem;
  background: repeating-linear-gradient(0deg, transparent, transparent 0.75rem, #e5e7eb 0.75rem, #e5e7eb 0.8125rem);
  border-radius: 2px;
  margin-bottom: 0.75rem;
}
.pdf-page-number {
  position: absolute;
  bottom: 1rem;
  right: 2rem;
  font-size: 0.6875rem;
  color: #999;
}

/* DOCX preview */
.preview-docx .docx-page {
  background: #fff;
  color: #222;
  padding: 2rem 2.5rem;
  border-radius: 4px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
  font-family: 'Calibri', 'Segoe UI', sans-serif;
  font-size: 0.8125rem;
  line-height: 1.5;
}
.docx-title { font-size: 1.5rem; font-weight: 700; color: #2b5797; margin: 0 0 0.25rem; }
.docx-author { font-size: 0.8125rem; color: #666; margin-bottom: 0.75rem; }
.docx-rule { border: none; border-top: 2px solid #2b5797; margin: 0.75rem 0; }
.docx-heading { font-size: 1rem; font-weight: 700; color: #2b5797; margin: 1.25rem 0 0.5rem; }
.docx-para { margin-bottom: 0.75rem; }
.docx-placeholder { color: #999; font-style: italic; }

/* Code preview (LaTeX/Markdown) */
.preview-code-block {
  background: #0d1117;
  color: #c9d1d9;
  padding: 1rem 1.25rem;
  border-radius: 8px;
  font-family: 'Fira Code', 'Consolas', monospace;
  font-size: 0.75rem;
  line-height: 1.6;
  overflow-x: auto;
  white-space: pre;
  margin: 0;
}
[data-theme="light"] .preview-code-block {
  background: #f6f8fa;
  color: #24292f;
}

.preview-panel-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.625rem 1rem;
  border-top: 1px solid var(--color-border, #2a3a52);
  flex-shrink: 0;
}
.preview-info {
  font-size: 0.6875rem;
  color: var(--color-text-muted, #8896ab);
}
.preview-download-btn {
  background: var(--color-primary, #3b82f6);
  border: none;
  color: #fff;
  border-radius: 8px;
  padding: 0.375rem 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}
.preview-download-btn:hover { background: var(--color-primary-hover, #2563eb); }

.btn-preview-toggle {
  background: transparent;
  border: 1px solid var(--color-border, #2a3a52);
  color: var(--color-text, #e2e8f0);
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-preview-toggle:hover { border-color: var(--color-primary, #3b82f6); color: var(--color-primary, #3b82f6); }

[data-theme="light"] .format-preview-panel { background: #fff; box-shadow: -4px 0 24px rgba(0,0,0,0.1); }

@media (max-width: 768px) {
  .format-preview-panel { width: 100%; right: -100%; top: 0; height: 100vh; }
  .preview-format-tabs { flex-wrap: wrap; }
}

/* ── Template Preview Gallery ──────────────────────────────────────── */

.tpg-gallery {
  margin: 2rem 0;
  padding: 1.5rem;
  background: var(--color-surface, #141e30);
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: 12px;
}

.tpg-gallery-header {
  margin-bottom: 1.5rem;
}

.tpg-gallery-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text, #e2e8f0);
  margin: 0 0 0.25rem;
}

.tpg-gallery-subtitle {
  font-size: 0.875rem;
  color: var(--color-text-secondary, #94a3b8);
  margin: 0;
}

.tpg-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
}

/* Card */
.tpg-card {
  background: var(--color-bg, #0f1923);
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  cursor: default;
}

.tpg-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  border-color: var(--color-primary, #3b82f6);
}

.tpg-card-selected {
  border-color: var(--color-primary, #3b82f6);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
}

/* Thumbnail */
.tpg-preview-thumb {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: var(--color-surface, #141e30);
  padding: 0.75rem;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.tpg-check-overlay {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 36px;
  height: 36px;
  background: var(--color-bg, #0f1923);
  border: 2px solid var(--color-primary, #3b82f6);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

/* Simulated page elements inside thumbs */
.tpl-page {
  width: 100%;
  height: 100%;
  background: #1a2436;
  border-radius: 4px;
  padding: 10px;
  font-size: 0;
  overflow: hidden;
}

.tpl-header-centered { text-align: center; margin-bottom: 8px; }
.tpl-header-left { text-align: left; margin-bottom: 8px; }
.tpl-header--spaced { margin-top: 18px; }

.tpl-bar {
  height: 4px;
  background: #3a4a62;
  border-radius: 2px;
  margin-bottom: 4px;
  width: 100%;
}

.tpl-bar--title-lg { height: 6px; background: #5a7aa0; margin-bottom: 6px; width: 70%; }
.tpl-bar--title-xl { height: 7px; background: #5a7aa0; margin-bottom: 6px; width: 80%; }
.tpl-bar--author { height: 3px; background: #4a6280; width: 45%; margin-bottom: 5px; }
.tpl-bar--meta { height: 3px; background: #3a5270; margin-bottom: 5px; }
.tpl-bar--section { height: 5px; background: #4a6a8a; width: 40%; margin-top: 6px; margin-bottom: 4px; }
.tpl-bar--text { height: 3px; background: #2e3e52; }
.tpl-bar--caption { height: 3px; background: #3a4a5e; width: 60%; margin: 2px auto 0; }
.tpl-bar--label { height: 4px; background: #4a6280; width: 25%; margin-bottom: 3px; }
.tpl-bar--bullet { height: 3px; background: #2e3e52; margin-left: 8px; }
.tpl-bar--runhead { height: 2px; background: #3a4a5e; width: 35%; }
.tpl-bar--w95 { width: 95%; }
.tpl-bar--w90 { width: 90%; }
.tpl-bar--w85 { width: 85%; }
.tpl-bar--w80 { width: 80%; }
.tpl-bar--w70 { width: 70%; }
.tpl-bar--w60 { width: 60%; }
.tpl-bar--w50 { width: 50%; }
.tpl-bar--w40 { width: 40%; }

.tpl-header-centered .tpl-bar { margin-left: auto; margin-right: auto; }

.tpl-cols-2 { display: flex; gap: 6px; }
.tpl-col { flex: 1; min-width: 0; }

.tpl-fig {
  width: 100%;
  height: 24px;
  background: #253348;
  border: 1px solid #344860;
  border-radius: 2px;
  margin: 6px 0 3px;
}
.tpl-fig--wide { height: 32px; }

.tpl-abstract-box {
  background: #1e2e44;
  border-left: 3px solid #4a6a8a;
  padding: 5px 6px;
  margin-bottom: 6px;
  border-radius: 2px;
}

.tpl-abstract-box-sm {
  background: #1e2e44;
  border-left: 2px solid #4a6a8a;
  padding: 3px 5px;
  margin-bottom: 4px;
  border-radius: 2px;
}

.tpl-highlights {
  background: #1e2e44;
  border: 1px solid #2e4460;
  padding: 4px 6px;
  margin-bottom: 6px;
  border-radius: 2px;
}

.tpl-running-head {
  border-bottom: 1px solid #2e3e52;
  padding-bottom: 3px;
  margin-bottom: 8px;
}

.tpl-body-double .tpl-bar--text { margin-bottom: 6px; }

.tpl-custom-badge {
  font-size: 7px;
  font-weight: 700;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 1px;
  text-align: center;
  margin-bottom: 6px;
  padding: 2px 0;
  border: 1px dashed #3a4a62;
  border-radius: 2px;
}

/* Card info */
.tpg-card-info {
  padding: 0.75rem;
  flex: 1;
}

.tpg-card-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text, #e2e8f0);
  margin-bottom: 0.25rem;
}

.tpg-card-desc {
  font-size: 0.75rem;
  color: var(--color-text-secondary, #94a3b8);
  line-height: 1.4;
}

/* Use button */
.tpg-use-btn {
  display: block;
  width: calc(100% - 1.5rem);
  margin: 0 0.75rem 0.75rem;
  padding: 0.5rem 0;
  background: transparent;
  border: 1px solid var(--color-border, #2a3a52);
  color: var(--color-text, #e2e8f0);
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.tpg-use-btn:hover {
  background: var(--color-primary, #3b82f6);
  border-color: var(--color-primary, #3b82f6);
  color: #fff;
}

.tpg-card-selected .tpg-use-btn {
  background: rgba(59, 130, 246, 0.12);
  border-color: var(--color-primary, #3b82f6);
  color: var(--color-primary, #3b82f6);
  cursor: default;
}

/* ── Template modal ───────────────────────────────────────────────── */

.tpg-modal-layout {
  display: flex;
  gap: 1.5rem;
  min-height: 400px;
}

.tpg-modal-preview {
  flex: 1;
  background: var(--color-surface, #141e30);
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: 8px;
  padding: 1.5rem;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  overflow: auto;
}

.tpg-modal-page {
  width: 320px;
  min-height: 420px;
  background: #1a2436;
  border-radius: 6px;
  padding: 20px;
}

.tpg-modal-page .tpl-bar { height: 5px; margin-bottom: 6px; }
.tpg-modal-page .tpl-bar--title-lg { height: 8px; margin-bottom: 8px; }
.tpg-modal-page .tpl-bar--title-xl { height: 9px; margin-bottom: 8px; }
.tpg-modal-page .tpl-bar--section { height: 7px; margin-top: 10px; margin-bottom: 6px; }
.tpg-modal-page .tpl-fig { height: 48px; margin: 10px 0 6px; }
.tpg-modal-page .tpl-fig--wide { height: 60px; }
.tpg-modal-page .tpl-abstract-box { padding: 8px 10px; }
.tpg-modal-page .tpl-cols-2 { gap: 10px; }

.tpg-modal-settings {
  width: 260px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}

.tpg-modal-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text, #e2e8f0);
  margin: 0 0 0.5rem;
}

.tpg-modal-desc {
  font-size: 0.8125rem;
  color: var(--color-text-secondary, #94a3b8);
  line-height: 1.5;
  margin: 0 0 1.25rem;
}

.tpg-modal-props {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-bottom: 1.5rem;
}

.tpg-modal-prop {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border, #2a3a52);
}

.tpg-modal-prop-label {
  font-size: 0.8125rem;
  color: var(--color-text-secondary, #94a3b8);
}

.tpg-modal-prop-value {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text, #e2e8f0);
}

.tpg-modal-actions {
  margin-top: auto;
  display: flex;
  gap: 0.75rem;
}

.tpg-modal-apply-btn {
  flex: 1;
  padding: 0.625rem 1rem;
  background: var(--color-primary, #3b82f6);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

.tpg-modal-apply-btn:hover {
  background: var(--color-primary-hover, #2563eb);
}

.tpg-modal-cancel-btn {
  flex: 1;
  padding: 0.625rem 1rem;
  background: transparent;
  color: var(--color-text-secondary, #94a3b8);
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
}

.tpg-modal-cancel-btn:hover {
  border-color: var(--color-text-secondary, #94a3b8);
  color: var(--color-text, #e2e8f0);
}

/* ── Light theme overrides ────────────────────────────────────────── */

[data-theme="light"] .tpg-gallery {
  background: #f8fafc;
  border-color: #e2e8f0;
}

[data-theme="light"] .tpg-card {
  background: #fff;
  border-color: #e2e8f0;
}

[data-theme="light"] .tpg-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .tpg-card-selected {
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

[data-theme="light"] .tpg-preview-thumb {
  background: #f1f5f9;
}

[data-theme="light"] .tpl-page {
  background: #e8edf4;
}

[data-theme="light"] .tpl-bar { background: #c8d3e0; }
[data-theme="light"] .tpl-bar--title-lg,
[data-theme="light"] .tpl-bar--title-xl { background: #8da0b8; }
[data-theme="light"] .tpl-bar--author { background: #a0b4c8; }
[data-theme="light"] .tpl-bar--section { background: #7a96b0; }
[data-theme="light"] .tpl-bar--text { background: #d0d8e4; }
[data-theme="light"] .tpl-bar--meta { background: #b0c0d0; }
[data-theme="light"] .tpl-fig { background: #d8e0ea; border-color: #c0cad8; }
[data-theme="light"] .tpl-abstract-box { background: #e0e8f2; border-left-color: #7a96b0; }
[data-theme="light"] .tpl-abstract-box-sm { background: #e0e8f2; border-left-color: #7a96b0; }
[data-theme="light"] .tpl-highlights { background: #e0e8f2; border-color: #c0cad8; }
[data-theme="light"] .tpl-running-head { border-bottom-color: #d0d8e4; }
[data-theme="light"] .tpl-custom-badge { color: #64748b; border-color: #c8d3e0; }

[data-theme="light"] .tpg-check-overlay {
  background: #fff;
}

[data-theme="light"] .tpg-card-name { color: #1e293b; }
[data-theme="light"] .tpg-card-desc { color: #64748b; }

[data-theme="light"] .tpg-use-btn {
  border-color: #e2e8f0;
  color: #334155;
}

[data-theme="light"] .tpg-use-btn:hover {
  background: #3b82f6;
  color: #fff;
}

[data-theme="light"] .tpg-modal-preview {
  background: #f1f5f9;
  border-color: #e2e8f0;
}

[data-theme="light"] .tpg-modal-page {
  background: #e8edf4;
}

[data-theme="light"] .tpg-modal-prop {
  border-bottom-color: #e2e8f0;
}

[data-theme="light"] .tpg-modal-cancel-btn {
  border-color: #e2e8f0;
  color: #64748b;
}

[data-theme="light"] .tpg-modal-cancel-btn:hover {
  border-color: #94a3b8;
  color: #334155;
}

[data-theme="light"] .tpg-gallery-title { color: #1e293b; }
[data-theme="light"] .tpg-gallery-subtitle { color: #64748b; }
[data-theme="light"] .tpg-modal-title { color: #1e293b; }
[data-theme="light"] .tpg-modal-desc { color: #64748b; }
[data-theme="light"] .tpg-modal-prop-label { color: #64748b; }
[data-theme="light"] .tpg-modal-prop-value { color: #1e293b; }

/* ── Responsive ───────────────────────────────────────────────────── */

@media (max-width: 768px) {
  .tpg-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .tpg-modal-layout {
    flex-direction: column;
  }
  .tpg-modal-settings {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .tpg-grid {
    grid-template-columns: 1fr;
  }
  .tpg-gallery {
    padding: 1rem;
  }
  .tpg-modal-page {
    width: 100%;
    min-height: 300px;
  }
}

/* ── Live Style Editor ───────────────────────────────────────────── */

.style-editor-section {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: 8px;
}

.se-controls {
  max-height: 700px;
  overflow-y: auto;
  padding-right: 1rem;
}

.se-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.se-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.se-header-actions {
  display: flex;
  gap: 0.5rem;
}

.se-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.se-preview-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.se-section {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-primary);
}

.se-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.se-section-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-primary);
  margin-bottom: 0.75rem;
}

.se-control-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.6rem;
}

.se-control-row label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  white-space: nowrap;
  min-width: 90px;
}

.se-font-select {
  flex: 1;
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border-primary);
  border-radius: 4px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.85rem;
}

.se-slider {
  flex: 1;
  accent-color: var(--accent-primary);
  cursor: pointer;
}

.se-color-input {
  width: 40px;
  height: 30px;
  border: 1px solid var(--border-primary);
  border-radius: 4px;
  padding: 2px;
  background: var(--bg-primary);
  cursor: pointer;
}

.se-number-input {
  width: 80px;
  padding: 0.35rem 0.5rem;
  border: 1px solid var(--border-primary);
  border-radius: 4px;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.85rem;
  text-align: right;
}

.se-page-preview {
  width: 100%;
  max-width: 500px;
  min-height: 600px;
  background: #ffffff;
  border: 1px solid var(--border-primary);
  border-radius: 4px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
  overflow: hidden;
}

.se-page-inner {
  height: 100%;
}

.se-preview-heading {
  margin-top: 0;
}

.se-preview-paragraph {
  margin-top: 0;
}

.se-columns-2 {
  column-count: 2;
  column-gap: 1.5rem;
}

.se-preset-btn {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.se-preset-btn:hover {
  background: var(--accent-primary);
  color: #fff;
  border-color: var(--accent-primary);
}

.se-reset-btn {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-danger, #e74c3c);
  background: transparent;
  border: 1px solid var(--text-danger, #e74c3c);
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.se-reset-btn:hover {
  background: var(--text-danger, #e74c3c);
  color: #fff;
}

/* Light theme overrides */
[data-theme="light"] .style-editor-section {
  background: #f8f9fa;
  border-color: #dee2e6;
}

[data-theme="light"] .se-section {
  border-bottom-color: #dee2e6;
}

[data-theme="light"] .se-font-select,
[data-theme="light"] .se-number-input {
  background: #ffffff;
  border-color: #ced4da;
  color: #212529;
}

[data-theme="light"] .se-preset-btn {
  background: #ffffff;
  border-color: #ced4da;
  color: #212529;
}

[data-theme="light"] .se-page-preview {
  border-color: #ced4da;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .se-section-title {
  color: #0d6efd;
}

/* Responsive: stack below 768px */
@media (max-width: 768px) {
  .style-editor-section {
    grid-template-columns: 1fr;
  }

  .se-controls {
    max-height: none;
    padding-right: 0;
  }

  .se-page-preview {
    max-width: 100%;
    min-height: 400px;
  }
}

/* ── Format Live Preview ─────────────────────────────────────────── */

.fmt-split-container {
  display: flex;
  flex-direction: row;
  width: 100%;
  min-height: 500px;
  position: relative;
}

.fmt-split-container:not(.fmt-split-active) .fmt-preview-pane {
  display: none;
}

.fmt-split-left {
  flex: 0 0 50%;
  overflow: auto;
  min-width: 0;
}

.fmt-split-divider {
  flex: 0 0 4px;
  background: var(--color-border, #2a3a52);
  cursor: col-resize;
  position: relative;
  z-index: 5;
  transition: background 0.15s ease;
}

.fmt-split-divider:hover,
.fmt-split-divider:active {
  background: var(--color-primary, #4f8ff7);
}

.fmt-preview-pane {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  background: var(--color-bg-card, #1a2332);
  box-shadow: -2px 0 8px rgba(0, 0, 0, 0.25);
  border-left: 1px solid var(--color-border, #2a3a52);
}

.fmt-preview-toolbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--color-bg-card, #1a2332);
  border-bottom: 1px solid var(--color-border, #2a3a52);
  flex-wrap: wrap;
  min-height: 40px;
}

.fmt-template-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--color-primary, #4f8ff7);
  color: #fff;
  white-space: nowrap;
}

.fmt-template-select {
  font-size: 0.8rem;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  border: 1px solid var(--color-border, #2a3a52);
  background: var(--color-bg, #0f1923);
  color: var(--color-text, #e0e6ed);
  cursor: pointer;
}

.fmt-zoom-slider {
  width: 80px;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--color-border, #2a3a52);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}

.fmt-zoom-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary, #4f8ff7);
  cursor: pointer;
}

.fmt-zoom-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary, #4f8ff7);
  cursor: pointer;
  border: none;
}

.fmt-zoom-label {
  font-size: 0.75rem;
  color: var(--color-text-muted, #8896ab);
  min-width: 3em;
  text-align: center;
}

.fmt-sync-btn {
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  border: 1px solid var(--color-border, #2a3a52);
  background: transparent;
  color: var(--color-text-muted, #8896ab);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.fmt-sync-btn:hover {
  background: var(--color-bg-hover, #253345);
}

.fmt-sync-btn.active {
  background: var(--color-primary, #4f8ff7);
  color: #fff;
  border-color: var(--color-primary, #4f8ff7);
}

.fmt-preview-content {
  flex: 1 1 auto;
  overflow: auto;
  padding: 1.5rem;
  background: #fff;
  color: #222;
  position: relative;
}

.fmt-preview-inner {
  position: relative;
  min-height: 100%;
}

.fmt-rendered-body h1,
.fmt-rendered-body h2,
.fmt-rendered-body h3 {
  color: #111;
}

.fmt-rendered-body p {
  color: #333;
  margin-bottom: 0.6em;
}

.fmt-empty-hint {
  color: #999;
  font-style: italic;
  text-align: center;
  padding-top: 3rem;
}

.fmt-page-break {
  position: absolute;
  left: 0;
  right: 0;
  height: 0;
  border-top: 2px dashed #ccc;
  pointer-events: none;
  z-index: 2;
}

.fmt-page-break::after {
  content: attr(data-page);
  position: absolute;
  right: 0;
  top: -0.75em;
  font-size: 0.65rem;
  color: #aaa;
  background: #fff;
  padding: 0 0.4rem;
}

.fmt-preview-toggle {
  font-size: 0.8rem;
  padding: 0.3rem 0.75rem;
  border-radius: 4px;
  border: 1px solid var(--color-border, #2a3a52);
  background: transparent;
  color: var(--color-text, #e0e6ed);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
  margin-left: auto;
}

.fmt-preview-toggle:hover {
  background: var(--color-bg-hover, #253345);
}

.fmt-preview-toggle.active {
  background: var(--color-primary, #4f8ff7);
  color: #fff;
  border-color: var(--color-primary, #4f8ff7);
}

/* ── Light theme overrides ───────────────────────────────────────── */

[data-theme="light"] .fmt-split-divider {
  background: #d1d5db;
}

[data-theme="light"] .fmt-split-divider:hover,
[data-theme="light"] .fmt-split-divider:active {
  background: #3b82f6;
}

[data-theme="light"] .fmt-preview-pane {
  background: #f8f9fa;
  box-shadow: -2px 0 8px rgba(0, 0, 0, 0.08);
  border-left-color: #d1d5db;
}

[data-theme="light"] .fmt-preview-toolbar {
  background: #f0f1f3;
  border-bottom-color: #d1d5db;
}

[data-theme="light"] .fmt-template-select {
  background: #fff;
  color: #333;
  border-color: #d1d5db;
}

[data-theme="light"] .fmt-sync-btn {
  color: #555;
  border-color: #d1d5db;
}

[data-theme="light"] .fmt-sync-btn:hover {
  background: #e5e7eb;
}

[data-theme="light"] .fmt-preview-toggle {
  color: #333;
  border-color: #d1d5db;
}

[data-theme="light"] .fmt-preview-toggle:hover {
  background: #e5e7eb;
}

/* ── Responsive: stack vertically on small screens ───────────────── */

@media (max-width: 900px) {
  .fmt-split-container {
    flex-direction: column;
  }

  .fmt-split-left {
    flex: 0 0 auto;
    max-height: 50vh;
  }

  .fmt-split-divider {
    width: 100%;
    height: 4px;
    flex: 0 0 4px;
    cursor: row-resize;
  }

  .fmt-preview-pane {
    flex: 1 1 auto;
    min-height: 300px;
    border-left: none;
    border-top: 1px solid var(--color-border, #2a3a52);
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.15);
  }
}

/* ── Print styles ────────────────────────────────────────────────── */

@media print {
  .fmt-preview-toolbar,
  .fmt-split-divider,
  .fmt-preview-toggle,
  .fmt-split-left {
    display: none !important;
  }

  .fmt-split-container {
    display: block;
  }

  .fmt-preview-pane {
    box-shadow: none;
    border: none;
    background: none;
  }

  .fmt-preview-content {
    padding: 0;
    overflow: visible;
  }

  .fmt-page-break {
    display: none;
  }
}

/* ── Template Creator ────────────────────────────────────────────── */

.tc-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.25rem;
  border: 1px dashed var(--color-border, #2a3a52);
  border-radius: 0.5rem;
  background: transparent;
  color: var(--color-primary, #4dabf7);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  margin-bottom: 1.25rem;
}
.tc-trigger-btn:hover {
  background: rgba(77, 171, 247, 0.08);
  border-color: var(--color-primary, #4dabf7);
}

.tc-builder {
  display: flex;
  gap: 1.5rem;
  min-height: 480px;
  max-height: 70vh;
}

.tc-form-panel {
  flex: 0 0 360px;
  overflow-y: auto;
  padding-right: 1rem;
  max-height: 65vh;
}

.tc-form-section {
  margin-bottom: 1.25rem;
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
}
.tc-form-section h4 {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted, #8896ab);
  margin: 0 0 0.75rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--color-border, #2a3a52);
}

.tc-form-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.625rem;
}
.tc-form-row > label:first-child {
  flex: 0 0 100px;
  font-size: 0.8125rem;
  color: var(--color-text-muted, #8896ab);
}
.tc-form-row .form-input,
.tc-form-row .form-select {
  flex: 1;
  min-width: 0;
}

.tc-slider {
  flex-wrap: wrap;
}
.tc-slider label {
  width: 100%;
  margin-bottom: 0.2rem;
}
.tc-slider input[type="range"] {
  width: 100%;
  accent-color: var(--color-primary, #4dabf7);
}

.tc-font-select option {
  padding: 0.25rem 0.5rem;
}

.tc-margin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem;
  flex: 1;
}
.tc-margin-grid .form-input {
  font-size: 0.8125rem;
  padding: 0.3rem 0.5rem;
}

.tc-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8125rem;
  color: var(--color-text, #e0e6ed);
  cursor: pointer;
  margin-right: 0.75rem;
}

.tc-preview-panel {
  flex: 1;
  min-width: 0;
  overflow-y: auto;
  background: var(--color-surface-raised, #1a2233);
  border-radius: 0.5rem;
  padding: 1.25rem;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  max-height: 65vh;
}

.tc-preview-page {
  background: #fff;
  color: #222;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
  border-radius: 2px;
  width: 100%;
  max-width: 600px;
  min-height: 400px;
}

/* ── Template List & Grid ──────────────────────────────────────── */

.tc-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
.tc-list-header h3 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0;
}

.tc-template-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.tc-template-card {
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: 0.5rem;
  overflow: hidden;
  background: var(--color-surface, #131c2e);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.tc-template-card:hover {
  border-color: var(--color-primary, #4dabf7);
  box-shadow: 0 2px 8px rgba(77, 171, 247, 0.12);
}

.tc-card-preview {
  height: 100px;
  overflow: hidden;
  background: #fff;
  padding: 0.5rem;
}
.tc-card-thumb {
  color: #333;
  line-height: 1.3;
}

.tc-card-info {
  padding: 0.625rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.tc-card-info strong {
  font-size: 0.875rem;
}
.tc-card-meta {
  font-size: 0.75rem;
  color: var(--color-text-muted, #8896ab);
}

.tc-card-actions {
  display: flex;
  border-top: 1px solid var(--color-border, #2a3a52);
}
.tc-card-btn {
  flex: 1;
  padding: 0.4rem 0;
  font-size: 0.75rem;
  font-weight: 600;
  border: none;
  background: transparent;
  color: var(--color-text-muted, #8896ab);
  cursor: pointer;
  transition: background 0.12s, color 0.12s;
}
.tc-card-btn:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text, #e0e6ed);
}
.tc-card-btn + .tc-card-btn {
  border-left: 1px solid var(--color-border, #2a3a52);
}

.tc-apply-btn:hover { color: var(--color-primary, #4dabf7); }
.tc-delete-btn:hover { color: var(--color-danger, #ff6b6b); }

.tc-import-btn,
.tc-export-btn {
  padding: 0.35rem 0.85rem;
  font-size: 0.8125rem;
  font-weight: 600;
  border: 1px solid var(--color-border, #2a3a52);
  border-radius: 0.375rem;
  background: transparent;
  color: var(--color-text-muted, #8896ab);
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
}
.tc-import-btn:hover,
.tc-export-btn:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--color-primary, #4dabf7);
  color: var(--color-text, #e0e6ed);
}

/* ── Light theme ───────────────────────────────────────────────── */

[data-theme="light"] .tc-trigger-btn {
  border-color: #c5cdd8;
  color: #3b82f6;
}
[data-theme="light"] .tc-trigger-btn:hover {
  background: rgba(59, 130, 246, 0.06);
}
[data-theme="light"] .tc-form-section {
  border-color: #dde2ea;
}
[data-theme="light"] .tc-form-section h4 {
  color: #6b7b8f;
  border-bottom-color: #dde2ea;
}
[data-theme="light"] .tc-preview-panel {
  background: #f0f2f5;
}
[data-theme="light"] .tc-template-card {
  background: #fff;
  border-color: #dde2ea;
}
[data-theme="light"] .tc-card-actions {
  border-top-color: #dde2ea;
}
[data-theme="light"] .tc-card-btn + .tc-card-btn {
  border-left-color: #dde2ea;
}
[data-theme="light"] .tc-card-btn:hover {
  background: rgba(0, 0, 0, 0.03);
  color: #1a2233;
}
[data-theme="light"] .tc-toggle {
  color: #333;
}
[data-theme="light"] .tc-import-btn,
[data-theme="light"] .tc-export-btn {
  border-color: #c5cdd8;
  color: #6b7b8f;
}

/* ── Responsive ────────────────────────────────────────────────── */

@media (max-width: 900px) {
  .tc-builder {
    flex-direction: column;
    max-height: none;
  }
  .tc-form-panel {
    flex: none;
    max-height: 50vh;
    padding-right: 0;
  }
  .tc-preview-panel {
    max-height: 40vh;
  }
  .tc-template-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Citation Preview ────────────────────────────────────────────── */
.cpv-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid var(--color-primary, #6366f1);
  border-radius: 6px;
  background: transparent;
  color: var(--color-primary, #6366f1);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.cpv-trigger-btn:hover {
  background: var(--color-primary, #6366f1);
  color: #fff;
}

.cpv-panel {
  position: fixed;
  top: 0;
  right: -480px;
  width: 460px;
  max-width: 95vw;
  height: 100vh;
  background: #1e1e2e;
  color: #cdd6f4;
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.4);
  z-index: var(--z-overlay);
  display: flex;
  flex-direction: column;
  transition: right 0.25s ease;
  overflow-y: auto;
}
.cpv-panel-open {
  right: 0;
}

.cpv-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid #313244;
}
.cpv-panel-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: #cdd6f4;
}
.cpv-close-btn {
  background: none;
  border: none;
  color: #a6adc8;
  font-size: 1.4rem;
  cursor: pointer;
  line-height: 1;
  padding: 2px 6px;
  border-radius: 4px;
}
.cpv-close-btn:hover {
  background: #313244;
  color: #cdd6f4;
}

.cpv-form {
  padding: 16px 20px;
  border-bottom: 1px solid #313244;
}
.cpv-form-row {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-bottom: 10px;
}
.cpv-form-row label {
  font-size: 0.78rem;
  color: #a6adc8;
  font-weight: 500;
}
.cpv-form-input {
  width: 100%;
  padding: 7px 10px;
  border: 1px solid #45475a;
  border-radius: 5px;
  background: #181825;
  color: #cdd6f4;
  font-size: 0.85rem;
  box-sizing: border-box;
  transition: border-color 0.15s;
}
.cpv-form-input:focus {
  outline: none;
  border-color: var(--color-primary, #6366f1);
}
.cpv-form-input::placeholder {
  color: #585b70;
}

.cpv-form-actions {
  display: flex;
  gap: 8px;
  margin-top: 6px;
}
.cpv-preview-btn,
.cpv-sample-btn {
  flex: 1;
  padding: 8px 12px;
  border: none;
  border-radius: 5px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.15s;
}
.cpv-preview-btn {
  background: var(--color-primary, #6366f1);
  color: #fff;
}
.cpv-sample-btn {
  background: #313244;
  color: #cdd6f4;
}
.cpv-preview-btn:hover,
.cpv-sample-btn:hover {
  opacity: 0.85;
}

.cpv-preview-list {
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1;
  overflow-y: auto;
}

.cpv-preview-card {
  background: #181825;
  border: 1px solid #313244;
  border-radius: 8px;
  padding: 14px;
  transition: border-color 0.15s;
}
.cpv-preview-card.cpv-card-active {
  border-color: var(--color-primary, #6366f1);
}
.cpv-style-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-primary, #6366f1);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.cpv-formatted-text {
  font-size: 0.88rem;
  line-height: 1.55;
  color: #cdd6f4;
  word-break: break-word;
  margin-bottom: 10px;
}

.cpv-actions {
  display: flex;
  gap: 8px;
}
.cpv-copy-btn,
.cpv-use-btn {
  padding: 5px 12px;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: opacity 0.15s;
}
.cpv-copy-btn {
  background: #313244;
  color: #cdd6f4;
}
.cpv-use-btn {
  background: var(--color-primary, #6366f1);
  color: #fff;
}
.cpv-copy-btn:hover,
.cpv-use-btn:hover {
  opacity: 0.8;
}

/* Light theme overrides */
[data-theme="light"] .cpv-panel {
  background: #ffffff;
  color: #1e1e2e;
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.12);
}
[data-theme="light"] .cpv-panel-header {
  border-bottom-color: #e0e0e0;
}
[data-theme="light"] .cpv-panel-title {
  color: #1e1e2e;
}
[data-theme="light"] .cpv-close-btn {
  color: #666;
}
[data-theme="light"] .cpv-close-btn:hover {
  background: #f0f0f0;
  color: #1e1e2e;
}
[data-theme="light"] .cpv-form {
  border-bottom-color: #e0e0e0;
}
[data-theme="light"] .cpv-form-row label {
  color: #555;
}
[data-theme="light"] .cpv-form-input {
  background: #f8f8f8;
  border-color: #d0d0d0;
  color: #1e1e2e;
}
[data-theme="light"] .cpv-form-input::placeholder {
  color: #aaa;
}
[data-theme="light"] .cpv-sample-btn {
  background: #e8e8e8;
  color: #1e1e2e;
}
[data-theme="light"] .cpv-preview-card {
  background: #f8f8f8;
  border-color: #e0e0e0;
}
[data-theme="light"] .cpv-formatted-text {
  color: #1e1e2e;
}
[data-theme="light"] .cpv-copy-btn {
  background: #e8e8e8;
  color: #1e1e2e;
}

/* Responsive */
@media (max-width: 640px) {
  .cpv-panel {
    width: 100vw;
    right: -100vw;
  }
  .cpv-panel-open {
    right: 0;
  }
  .cpv-form-actions {
    flex-direction: column;
  }
  .cpv-actions {
    flex-direction: column;
  }
}

/* ── Table of Contents Generator ──────────────────────────────────── */
.toc-gen-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid var(--color-primary, #6366f1);
  border-radius: 6px;
  background: transparent;
  color: var(--color-primary, #6366f1);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  margin-left: 8px;
}
.toc-gen-trigger-btn:hover {
  background: var(--color-primary, #6366f1);
  color: #fff;
}

.toc-gen-panel {
  position: fixed;
  top: 0;
  right: -380px;
  width: 370px;
  height: 100vh;
  background: #1e1e2e;
  border-left: 1px solid #313244;
  display: flex;
  flex-direction: column;
  z-index: var(--z-sidebar);
  transition: right 0.3s ease;
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.3);
  overflow: hidden;
}
.toc-gen-panel-open {
  right: 0;
}

.toc-gen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  background: #181825;
  border-bottom: 1px solid #313244;
  font-size: 0.95rem;
  font-weight: 600;
  color: #cdd6f4;
}
.toc-gen-close-btn {
  background: none;
  border: none;
  color: #a6adc8;
  font-size: 1.3rem;
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
}
.toc-gen-close-btn:hover {
  color: #f38ba8;
}

.toc-gen-options {
  padding: 12px 16px;
  border-bottom: 1px solid #313244;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.toc-gen-option-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.85rem;
  color: #bac2de;
}
.toc-gen-option-row label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.toc-gen-select {
  padding: 4px 8px;
  border: 1px solid #45475a;
  border-radius: 4px;
  background: #181825;
  color: #cdd6f4;
  font-size: 0.82rem;
  min-width: 130px;
}
.toc-gen-select:focus {
  border-color: var(--color-primary, #6366f1);
  outline: none;
}

.toc-gen-checkbox {
  accent-color: var(--color-primary, #6366f1);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.toc-gen-warnings {
  padding: 0 16px;
}
.toc-gen-warning {
  padding: 6px 10px;
  margin-top: 8px;
  background: rgba(245, 158, 11, 0.12);
  border-left: 3px solid #f59e0b;
  border-radius: 4px;
  font-size: 0.8rem;
  color: #f59e0b;
}

.toc-gen-preview {
  flex: 1;
  overflow-y: auto;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.toc-gen-entry {
  display: flex;
  align-items: baseline;
  gap: 4px;
  font-size: 0.85rem;
  line-height: 1.6;
  color: #cdd6f4;
}
.toc-gen-entry-h1 { padding-left: 0; }
.toc-gen-entry-h2 { padding-left: 18px; }
.toc-gen-entry-h3 { padding-left: 36px; }
.toc-gen-entry-h4 { padding-left: 54px; }
.toc-gen-entry-h5 { padding-left: 72px; }
.toc-gen-entry-h6 { padding-left: 90px; }

.toc-gen-num {
  color: var(--color-primary, #6366f1);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  flex-shrink: 0;
}

.toc-gen-link {
  color: #cdd6f4;
  text-decoration: none;
  transition: color 0.15s;
  cursor: pointer;
}
.toc-gen-link:hover {
  color: var(--color-primary, #6366f1);
  text-decoration: underline;
}

.toc-gen-page-num {
  color: #585b70;
  font-size: 0.78rem;
  margin-left: auto;
  flex-shrink: 0;
}

.toc-gen-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid #313244;
  background: #181825;
}

.toc-gen-insert-btn,
.toc-gen-copy-btn {
  flex: 1 1 calc(50% - 4px);
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: background 0.2s, color 0.2s;
}
.toc-gen-insert-btn {
  background: var(--color-primary, #6366f1);
  color: #fff;
}
.toc-gen-insert-btn:hover {
  background: #818cf8;
}
.toc-gen-copy-btn {
  background: #313244;
  color: #cdd6f4;
}
.toc-gen-copy-btn:hover {
  background: #45475a;
}

/* Light theme overrides */
[data-theme="light"] .toc-gen-panel {
  background: #ffffff;
  border-left-color: #e0e0e0;
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .toc-gen-header {
  background: #f5f5f5;
  border-bottom-color: #e0e0e0;
  color: #1e1e2e;
}
[data-theme="light"] .toc-gen-close-btn {
  color: #666;
}
[data-theme="light"] .toc-gen-options {
  border-bottom-color: #e0e0e0;
}
[data-theme="light"] .toc-gen-option-row {
  color: #333;
}
[data-theme="light"] .toc-gen-select {
  background: #f5f5f5;
  border-color: #ccc;
  color: #333;
}
[data-theme="light"] .toc-gen-entry,
[data-theme="light"] .toc-gen-link {
  color: #1e1e2e;
}
[data-theme="light"] .toc-gen-page-num {
  color: #999;
}
[data-theme="light"] .toc-gen-actions {
  background: #f5f5f5;
  border-top-color: #e0e0e0;
}
[data-theme="light"] .toc-gen-copy-btn {
  background: #e0e0e0;
  color: #333;
}
[data-theme="light"] .toc-gen-copy-btn:hover {
  background: #ccc;
}

/* Responsive */
@media (max-width: 640px) {
  .toc-gen-panel {
    width: 100vw;
    right: -100vw;
  }
  .toc-gen-panel-open {
    right: 0;
  }
  .toc-gen-actions {
    flex-direction: column;
  }
  .toc-gen-insert-btn,
  .toc-gen-copy-btn {
    flex: 1 1 100%;
  }
}

/* ── Document Validator ───────────────────────────────────────────── */
.dv-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--color-primary, #6366f1);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s;
}
.dv-trigger-btn:hover {
  background: #4f46e5;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.35);
}
.dv-trigger-icon {
  font-size: 1rem;
  font-weight: 700;
}

/* Panel */
.dv-panel {
  position: fixed;
  top: 0;
  right: -420px;
  width: 400px;
  height: 100vh;
  background: #16162a;
  border-left: 1px solid #2a2a4a;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.4);
  z-index: var(--z-max);
  display: flex;
  flex-direction: column;
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}
.dv-panel-open {
  right: 0;
}

/* Header */
.dv-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid #2a2a4a;
  flex-shrink: 0;
}
.dv-header-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #e0e0ff;
}
.dv-close-btn {
  background: none;
  border: none;
  color: #888;
  font-size: 1.4rem;
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
}
.dv-close-btn:hover {
  color: #ef4444;
}

/* Journal selector */
.dv-journal-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  border-bottom: 1px solid #2a2a4a;
  flex-shrink: 0;
}
.dv-journal-row label {
  font-size: 0.85rem;
  font-weight: 600;
  color: #a0a0c0;
  white-space: nowrap;
}
.dv-journal-select {
  flex: 1;
  padding: 6px 10px;
  background: #1e1e3a;
  color: #e0e0ff;
  border: 1px solid #3a3a5a;
  border-radius: 6px;
  font-size: 0.85rem;
  outline: none;
}
.dv-journal-select:focus {
  border-color: var(--color-primary, #6366f1);
}

/* Gauge */
.dv-gauge-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 18px 20px 8px;
  position: relative;
  flex-shrink: 0;
}
.dv-gauge-svg {
  display: block;
}
.dv-gauge-score {
  font-size: 1.6rem;
  font-weight: 800;
  margin-top: -18px;
  text-align: center;
}

/* Results */
.dv-results {
  flex: 1 1 auto;
  padding: 10px 16px;
  overflow-y: auto;
}
.dv-check-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 12px;
  margin-bottom: 6px;
  border-radius: 8px;
  background: #1e1e3a;
  border: 1px solid #2a2a4a;
}
.dv-check-pass {
  border-left: 3px solid #22c55e;
}
.dv-check-fail {
  border-left: 3px solid #ef4444;
}
.dv-check-warn {
  border-left: 3px solid #f59e0b;
}
.dv-check-icon {
  font-size: 1.1rem;
  font-weight: 700;
  flex-shrink: 0;
  width: 22px;
  text-align: center;
}
.dv-check-pass .dv-check-icon {
  color: #22c55e;
}
.dv-check-fail .dv-check-icon {
  color: #ef4444;
}
.dv-check-warn .dv-check-icon {
  color: #f59e0b;
}
.dv-check-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.dv-check-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: #e0e0ff;
}
.dv-check-detail {
  font-size: 0.78rem;
  color: #8888aa;
}
.dv-check-severity {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 4px;
  flex-shrink: 0;
  align-self: center;
}
.dv-sev-error {
  background: rgba(239, 68, 68, 0.18);
  color: #ef4444;
}
.dv-sev-warning {
  background: rgba(245, 158, 11, 0.18);
  color: #f59e0b;
}
.dv-sev-info {
  background: rgba(99, 102, 241, 0.18);
  color: #818cf8;
}

/* Actions */
.dv-actions {
  display: flex;
  gap: 8px;
  padding: 12px 20px;
  border-top: 1px solid #2a2a4a;
  flex-shrink: 0;
}
.dv-report-btn {
  flex: 1;
  padding: 8px 14px;
  background: var(--color-primary, #6366f1);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
.dv-report-btn:hover {
  background: #4f46e5;
}
.dv-edit-custom-btn {
  flex: 1;
  padding: 8px 14px;
  background: #2a2a4a;
  color: #c0c0e0;
  border: 1px solid #3a3a5a;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
.dv-edit-custom-btn:hover {
  background: #3a3a5a;
}

/* Custom editor */
.dv-custom-editor {
  padding: 14px 20px;
  border-top: 1px solid #2a2a4a;
  flex-shrink: 0;
}
.dv-custom-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: #c0c0e0;
  margin: 0 0 10px;
}
.dv-custom-fields {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}
.dv-custom-fields label {
  font-size: 0.8rem;
  color: #a0a0c0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.dv-custom-fields input[type="number"],
.dv-custom-fields input[type="text"] {
  padding: 5px 8px;
  background: #1e1e3a;
  color: #e0e0ff;
  border: 1px solid #3a3a5a;
  border-radius: 4px;
  font-size: 0.82rem;
  width: 100px;
}
.dv-custom-fields input[type="text"] {
  width: 100%;
}
.dv-custom-fields input:focus {
  border-color: var(--color-primary, #6366f1);
  outline: none;
}

/* Light theme overrides */
[data-theme="light"] .dv-panel {
  background: #fafafe;
  border-left-color: #d0d0e0;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
}
[data-theme="light"] .dv-header {
  border-bottom-color: #d0d0e0;
}
[data-theme="light"] .dv-header-title {
  color: #1a1a2e;
}
[data-theme="light"] .dv-journal-row {
  border-bottom-color: #d0d0e0;
}
[data-theme="light"] .dv-journal-row label {
  color: #555;
}
[data-theme="light"] .dv-journal-select {
  background: #fff;
  color: #1a1a2e;
  border-color: #c0c0d0;
}
[data-theme="light"] .dv-check-item {
  background: #fff;
  border-color: #e0e0ea;
}
[data-theme="light"] .dv-check-label {
  color: #1a1a2e;
}
[data-theme="light"] .dv-check-detail {
  color: #666;
}
[data-theme="light"] .dv-actions {
  border-top-color: #d0d0e0;
}
[data-theme="light"] .dv-custom-editor {
  border-top-color: #d0d0e0;
}
[data-theme="light"] .dv-custom-fields input {
  background: #fff;
  color: #1a1a2e;
  border-color: #c0c0d0;
}

/* Responsive */
@media (max-width: 640px) {
  .dv-panel {
    width: 100vw;
    right: -100vw;
  }
  .dv-panel-open {
    right: 0;
  }
  .dv-gauge-wrap {
    padding: 12px 16px 4px;
  }
  .dv-check-item {
    flex-wrap: wrap;
  }
  .dv-check-severity {
    margin-top: 4px;
  }
  .dv-actions {
    flex-direction: column;
  }
}

/* ── Page Layout Editor ────────────────────────────────────────────── */
.pl-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 6px;
  background: rgba(255,255,255,0.06);
  color: #c8cad8;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
.pl-trigger-btn:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.22);
}
.pl-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(6px);
}
.pl-modal {
  width: 780px;
  max-width: 95vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  background: #1e2030;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.4);
  overflow: hidden;
}
.pl-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.pl-modal-title {
  font-size: 15px;
  font-weight: 600;
  color: #e0e2f0;
}
.pl-close-btn {
  background: none;
  border: none;
  color: #888;
  font-size: 18px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}
.pl-close-btn:hover {
  background: rgba(255,255,255,0.1);
  color: #ccc;
}
.pl-modal-body {
  display: flex;
  flex: 1;
  overflow: hidden;
}
.pl-form {
  width: 350px;
  min-width: 280px;
  overflow-y: auto;
  padding: 16px;
  border-right: 1px solid rgba(255,255,255,0.06);
}
.pl-form-section {
  margin-bottom: 18px;
}
.pl-form-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: #7a8bcc;
  margin-bottom: 8px;
}
.pl-field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}
.pl-field label {
  font-size: 12px;
  color: #a0a4b8;
  white-space: nowrap;
}
.pl-input, .pl-select {
  padding: 5px 8px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 5px;
  background: rgba(255,255,255,0.06);
  color: #dde0f0;
  font-size: 12px;
  width: 100px;
}
.pl-input:focus, .pl-select:focus {
  outline: none;
  border-color: #5b7bdd;
}
.pl-select {
  width: 100%;
}
.pl-margin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.pl-link-btn {
  display: block;
  margin: 0 auto 8px;
  background: none;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 4px;
  color: #a0a4b8;
  font-size: 16px;
  padding: 2px 10px;
  cursor: pointer;
}
.pl-link-btn:hover {
  background: rgba(255,255,255,0.08);
}
.pl-columns-selector {
  display: flex;
  gap: 6px;
  margin-bottom: 8px;
}
.pl-col-btn {
  flex: 1;
  padding: 6px 0;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 5px;
  background: rgba(255,255,255,0.04);
  color: #a0a4b8;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: background 0.15s, border-color 0.15s;
}
.pl-col-btn:hover {
  background: rgba(255,255,255,0.1);
}
.pl-col-btn.active {
  background: rgba(90,120,220,0.25);
  border-color: #5b7bdd;
  color: #c0d0ff;
}
.pl-checkbox-field {
  justify-content: flex-start;
  gap: 6px;
  font-size: 12px;
  color: #a0a4b8;
  margin-bottom: 8px;
}
.pl-preview-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  min-height: 300px;
}
.pl-preview-canvas {
  border-radius: 6px;
  max-width: 100%;
  max-height: 100%;
}
.pl-actions {
  display: flex;
  gap: 10px;
  padding: 14px 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.pl-apply-btn, .pl-reset-btn, .pl-export-btn {
  padding: 8px 18px;
  border: none;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}
.pl-apply-btn {
  background: #5b7bdd;
  color: #fff;
}
.pl-apply-btn:hover {
  background: #4a6acc;
}
.pl-reset-btn {
  background: rgba(255,255,255,0.08);
  color: #c0c4d8;
}
.pl-reset-btn:hover {
  background: rgba(255,255,255,0.14);
}
.pl-export-btn {
  background: rgba(255,255,255,0.06);
  color: #a0a4b8;
  margin-left: auto;
}
.pl-export-btn:hover {
  background: rgba(255,255,255,0.12);
}

/* Light theme overrides */
[data-theme="light"] .pl-trigger-btn {
  border-color: #c8c8d8;
  background: #f0f0f8;
  color: #3a3a5e;
}
[data-theme="light"] .pl-trigger-btn:hover {
  background: #e4e4f0;
}
[data-theme="light"] .pl-modal {
  background: #f8f9fc;
  border-color: #d0d0e0;
}
[data-theme="light"] .pl-modal-header {
  border-bottom-color: #d8d8e8;
}
[data-theme="light"] .pl-modal-title {
  color: #2a2a4e;
}
[data-theme="light"] .pl-form {
  border-right-color: #d8d8e8;
}
[data-theme="light"] .pl-form-section-title {
  color: #5060a0;
}
[data-theme="light"] .pl-field label {
  color: #4a4a6e;
}
[data-theme="light"] .pl-input, [data-theme="light"] .pl-select {
  background: #fff;
  border-color: #c0c0d0;
  color: #1a1a2e;
}
[data-theme="light"] .pl-col-btn {
  background: #f0f0f8;
  border-color: #c0c0d0;
  color: #4a4a6e;
}
[data-theme="light"] .pl-col-btn.active {
  background: rgba(90,120,220,0.15);
  border-color: #5b7bdd;
  color: #3a50a0;
}
[data-theme="light"] .pl-actions {
  border-top-color: #d8d8e8;
}
[data-theme="light"] .pl-reset-btn {
  background: #e8e8f0;
  color: #4a4a6e;
}
[data-theme="light"] .pl-export-btn {
  background: #ececf4;
  color: #5a5a7e;
}

/* Responsive */
@media (max-width: 768px) {
  .pl-modal {
    width: 100vw;
    max-width: 100vw;
    max-height: 100vh;
    border-radius: 0;
  }
  .pl-modal-body {
    flex-direction: column;
    overflow-y: auto;
  }
  .pl-form {
    width: 100%;
    min-width: 0;
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .pl-preview-wrap {
    min-height: 260px;
  }
}

/* ── Reference Validator ─────────────────────────────────────────── */
.rv-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  background: rgba(74,222,128,0.10);
  color: #4ade80;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
.rv-trigger-btn:hover {
  background: rgba(74,222,128,0.20);
  border-color: #4ade80;
}
.rv-trigger-icon { font-size: 1rem; }

.rv-panel {
  position: fixed;
  top: 0;
  right: -420px;
  width: 400px;
  height: 100vh;
  background: #1a1b2e;
  border-left: 1px solid rgba(255,255,255,0.08);
  z-index: var(--z-sidebar);
  display: flex;
  flex-direction: column;
  transition: right 0.3s ease;
  overflow-y: auto;
  box-shadow: -4px 0 20px rgba(0,0,0,0.3);
}
.rv-panel-open { right: 0; }

.rv-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.rv-header-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: #e2e8f0;
}
.rv-close-btn {
  background: none;
  border: none;
  color: #94a3b8;
  font-size: 1.1rem;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
}
.rv-close-btn:hover { background: rgba(255,255,255,0.08); color: #e2e8f0; }

.rv-input-area { padding: 16px 20px; }
.rv-input-label {
  display: block;
  font-size: 0.82rem;
  color: #94a3b8;
  margin-bottom: 8px;
}
.rv-textarea {
  width: 100%;
  min-height: 120px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 8px;
  color: #e2e8f0;
  font-family: inherit;
  font-size: 0.85rem;
  padding: 10px 12px;
  resize: vertical;
  box-sizing: border-box;
}
.rv-textarea:focus { outline: none; border-color: #4ade80; }

.rv-actions { padding: 0 20px 16px; }
.rv-validate-btn {
  width: 100%;
  padding: 10px 0;
  background: #4ade80;
  color: #0f172a;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.2s;
}
.rv-validate-btn:hover { background: #22c55e; }

.rv-dashboard {
  padding: 16px 20px;
  text-align: center;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.rv-score-section { position: relative; display: inline-block; }
.rv-score-ring { display: block; margin: 0 auto; }
.rv-score-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 1.8rem;
  font-weight: 700;
  color: #e2e8f0;
}
.rv-issue-summary {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
}
.rv-issue-badge {
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.78rem;
  font-weight: 600;
}
.rv-issue-badge.rv-severity-error { background: rgba(248,113,113,0.18); color: #f87171; }
.rv-issue-badge.rv-severity-warning { background: rgba(251,191,36,0.18); color: #fbbf24; }
.rv-issue-badge.rv-severity-info { background: rgba(96,165,250,0.18); color: #60a5fa; }

.rv-results-list { padding: 12px 20px; }
.rv-ref-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  margin-bottom: 8px;
  overflow: hidden;
}
.rv-ref-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  cursor: pointer;
}
.rv-ref-header:hover { background: rgba(255,255,255,0.03); }
.rv-ref-num { font-weight: 600; color: #94a3b8; font-size: 0.82rem; min-width: 32px; }
.rv-ref-status { font-size: 0.9rem; }
.rv-status-pass { color: #4ade80; }
.rv-status-fail { color: #f87171; }
.rv-ref-text {
  flex: 1;
  font-size: 0.8rem;
  color: #cbd5e1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.rv-ref-issue-count {
  background: rgba(248,113,113,0.18);
  color: #f87171;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 10px;
}
.rv-ref-issues { display: none; padding: 0 12px 10px; }
.rv-ref-expanded .rv-ref-issues { display: block; }

.rv-issue-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 6px 0;
  font-size: 0.82rem;
  border-top: 1px solid rgba(255,255,255,0.04);
}
.rv-issue-icon { font-size: 0.85rem; flex-shrink: 0; margin-top: 1px; }
.rv-issue-message { color: #e2e8f0; }
.rv-fix-suggestion {
  margin-top: 4px;
  padding: 6px 10px;
  background: rgba(96,165,250,0.08);
  border-radius: 6px;
  font-size: 0.78rem;
  color: #93c5fd;
  margin-left: 24px;
}

.rv-export-section { padding: 12px 20px 20px; }
.rv-export-btn {
  width: 100%;
  padding: 8px 0;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 8px;
  color: #94a3b8;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.2s;
}
.rv-export-btn:hover { background: rgba(255,255,255,0.10); color: #e2e8f0; }

.rv-global-card { border-color: rgba(251,191,36,0.2); }

/* Light theme */
[data-theme="light"] .rv-trigger-btn {
  background: rgba(22,163,74,0.08);
  border-color: #d0d5dd;
  color: #16a34a;
}
[data-theme="light"] .rv-trigger-btn:hover {
  background: rgba(22,163,74,0.15);
  border-color: #16a34a;
}
[data-theme="light"] .rv-panel {
  background: #f8f9fc;
  border-left-color: #e2e5ee;
  box-shadow: -4px 0 20px rgba(0,0,0,0.08);
}
[data-theme="light"] .rv-header { border-bottom-color: #e2e5ee; }
[data-theme="light"] .rv-header-title { color: #1e293b; }
[data-theme="light"] .rv-close-btn { color: #64748b; }
[data-theme="light"] .rv-input-label { color: #64748b; }
[data-theme="light"] .rv-textarea {
  background: #fff;
  border-color: #d0d5dd;
  color: #1e293b;
}
[data-theme="light"] .rv-score-text { color: #1e293b; }
[data-theme="light"] .rv-ref-card {
  background: #fff;
  border-color: #e2e5ee;
}
[data-theme="light"] .rv-ref-header:hover { background: #f1f5f9; }
[data-theme="light"] .rv-ref-text { color: #475569; }
[data-theme="light"] .rv-issue-message { color: #1e293b; }
[data-theme="light"] .rv-fix-suggestion {
  background: rgba(59,130,246,0.06);
  color: #2563eb;
}
[data-theme="light"] .rv-export-btn {
  background: #f1f5f9;
  border-color: #d0d5dd;
  color: #64748b;
}
[data-theme="light"] .rv-export-btn:hover { background: #e2e8f0; color: #1e293b; }
[data-theme="light"] .rv-dashboard { border-bottom-color: #e2e5ee; }

/* Responsive */
@media (max-width: 640px) {
  .rv-panel {
    width: 100vw;
    right: -100vw;
  }
  .rv-panel-open { right: 0; }
}

/* ── Header / Footer Editor ─────────────────────────────────────── */

.hfe-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid #3b3f4a;
  border-radius: 6px;
  background: #23262f;
  color: #c9cdd6;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.hfe-trigger-btn:hover {
  background: #2c303b;
  border-color: #5b8aff;
  color: #fff;
}

.hfe-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  background: rgba(0,0,0,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hfe-modal {
  width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  background: #1e2028;
  border: 1px solid #2e3240;
  border-radius: 10px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.45);
  display: flex;
  flex-direction: column;
}

.hfe-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid #2e3240;
}
.hfe-title {
  font-size: 15px;
  font-weight: 600;
  color: #e2e5ee;
}
.hfe-close-btn {
  background: none;
  border: none;
  color: #8a8fa8;
  font-size: 18px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
}
.hfe-close-btn:hover { color: #ff6b6b; background: rgba(255,107,107,0.1); }

.hfe-tabs {
  display: flex;
  border-bottom: 1px solid #2e3240;
  padding: 0 18px;
}
.hfe-tab {
  padding: 9px 20px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: #8a8fa8;
  font-size: 13px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}
.hfe-tab:hover { color: #c9cdd6; }
.hfe-tab.hfe-active {
  color: #5b8aff;
  border-bottom-color: #5b8aff;
}

.hfe-section {
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hfe-field-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.hfe-field-label {
  width: 60px;
  flex-shrink: 0;
  font-size: 12px;
  font-weight: 500;
  color: #8a8fa8;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.hfe-field-input {
  flex: 1;
  padding: 7px 10px;
  border: 1px solid #2e3240;
  border-radius: 5px;
  background: #16181f;
  color: #e2e5ee;
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}
.hfe-field-input:focus { border-color: #5b8aff; }

.hfe-token-row {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.hfe-token-btn {
  padding: 3px 9px;
  border: 1px solid #2e3240;
  border-radius: 4px;
  background: #23262f;
  color: #8a8fa8;
  font-size: 11px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.hfe-token-btn:hover { background: #2c303b; color: #5b8aff; border-color: #5b8aff; }

.hfe-checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #c9cdd6;
}
.hfe-checkbox-row input[type="checkbox"] { accent-color: #5b8aff; }

.hfe-preset-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.hfe-preset-select {
  flex: 1;
  padding: 7px 10px;
  border: 1px solid #2e3240;
  border-radius: 5px;
  background: #16181f;
  color: #e2e5ee;
  font-size: 13px;
  outline: none;
}
.hfe-preset-select:focus { border-color: #5b8aff; }

.hfe-preview {
  padding: 12px 18px;
  display: flex;
  justify-content: center;
}
.hfe-preview-page {
  width: 100%;
  max-width: 340px;
  aspect-ratio: 210 / 297;
  background: #fff;
  border-radius: 4px;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  font-size: 9px;
  color: #333;
  box-shadow: 0 2px 12px rgba(0,0,0,0.25);
}
.hfe-preview-header, .hfe-preview-footer {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  font-size: 8px;
  color: #555;
  min-height: 16px;
}
.hfe-preview-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  padding: 12px 0;
}
.hfe-preview-body-line {
  height: 4px;
  background: #e0e0e0;
  border-radius: 2px;
}
.hfe-preview-body-line:nth-child(even) { width: 85%; }
.hfe-preview-line {
  height: 1px;
  background: #999;
}

.hfe-actions {
  display: flex;
  gap: 8px;
  padding: 12px 18px;
  border-top: 1px solid #2e3240;
}
.hfe-apply-btn {
  padding: 8px 22px;
  border: none;
  border-radius: 6px;
  background: #5b8aff;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}
.hfe-apply-btn:hover { background: #4a78e6; }
.hfe-export-btn {
  padding: 8px 14px;
  border: 1px solid #2e3240;
  border-radius: 6px;
  background: #23262f;
  color: #8a8fa8;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.hfe-export-btn:hover { background: #2c303b; color: #e2e5ee; }

/* Light theme overrides */
[data-theme="light"] .hfe-trigger-btn {
  background: #f1f5f9;
  border-color: #d0d5dd;
  color: #64748b;
}
[data-theme="light"] .hfe-trigger-btn:hover { background: #e2e8f0; color: #1e293b; }
[data-theme="light"] .hfe-modal { background: #fff; border-color: #e2e5ee; }
[data-theme="light"] .hfe-header { border-bottom-color: #e2e5ee; }
[data-theme="light"] .hfe-title { color: #1e293b; }
[data-theme="light"] .hfe-close-btn { color: #94a3b8; }
[data-theme="light"] .hfe-tabs { border-bottom-color: #e2e5ee; }
[data-theme="light"] .hfe-tab { color: #94a3b8; }
[data-theme="light"] .hfe-tab.hfe-active { color: #2563eb; border-bottom-color: #2563eb; }
[data-theme="light"] .hfe-field-label { color: #64748b; }
[data-theme="light"] .hfe-field-input {
  background: #f8fafc;
  border-color: #e2e5ee;
  color: #1e293b;
}
[data-theme="light"] .hfe-token-btn {
  background: #f1f5f9;
  border-color: #d0d5dd;
  color: #64748b;
}
[data-theme="light"] .hfe-token-btn:hover { color: #2563eb; border-color: #2563eb; }
[data-theme="light"] .hfe-checkbox-row { color: #334155; }
[data-theme="light"] .hfe-preset-select {
  background: #f8fafc;
  border-color: #e2e5ee;
  color: #1e293b;
}
[data-theme="light"] .hfe-actions { border-top-color: #e2e5ee; }
[data-theme="light"] .hfe-export-btn {
  background: #f1f5f9;
  border-color: #d0d5dd;
  color: #64748b;
}
[data-theme="light"] .hfe-export-btn:hover { background: #e2e8f0; color: #1e293b; }

@media (max-width: 640px) {
  .hfe-modal {
    width: 96vw;
    max-height: 95vh;
  }
  .hfe-preview-page { max-width: 260px; }
  .hfe-actions { flex-wrap: wrap; }
}

/* ── Table of Contents Preview ─────────────────────────────────── */

.tocp-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  background: rgba(96,165,250,0.10);
  color: #60a5fa;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
.tocp-trigger-btn:hover {
  background: rgba(96,165,250,0.20);
  border-color: #60a5fa;
}
.tocp-trigger-icon { font-size: 1rem; }

.tocp-panel {
  position: fixed;
  top: 0;
  right: -400px;
  width: 380px;
  height: 100vh;
  background: #1a1b2e;
  border-left: 1px solid rgba(255,255,255,0.08);
  z-index: var(--z-sidebar);
  display: flex;
  flex-direction: column;
  transition: right 0.3s ease;
  box-shadow: -4px 0 20px rgba(0,0,0,0.3);
}
.tocp-panel-open { right: 0; }

.tocp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.tocp-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: #e2e8f0;
}
.tocp-close-btn {
  background: none;
  border: none;
  color: #94a3b8;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px 8px;
}
.tocp-close-btn:hover { color: #e2e8f0; }

.tocp-controls {
  padding: 12px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.tocp-control-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: #cbd5e1;
}
.tocp-control-row label { min-width: 100px; flex-shrink: 0; }

.tocp-select {
  flex: 1;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.12);
  background: #0f1021;
  color: #e2e8f0;
  font-size: 0.82rem;
}
.tocp-slider {
  flex: 1;
  accent-color: #60a5fa;
}
.tocp-checkbox-label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  color: #cbd5e1;
  font-size: 0.82rem;
}

.tocp-preview {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
  background: rgba(15,16,33,0.5);
}

.tocp-entry {
  display: flex;
  align-items: baseline;
  gap: 4px;
  padding: 3px 0;
  cursor: pointer;
  border-radius: 4px;
  transition: background 0.15s;
  font-size: 0.88rem;
  color: #e2e8f0;
}
.tocp-entry:hover { background: rgba(96,165,250,0.08); }

.tocp-entry[data-level="1"] { font-size: 0.92rem; font-weight: 600; }
.tocp-entry[data-level="2"] { font-size: 0.87rem; font-weight: 500; }
.tocp-entry[data-level="3"] { font-size: 0.83rem; }
.tocp-entry[data-level="4"] { font-size: 0.80rem; color: #94a3b8; }

.tocp-entry-num {
  flex-shrink: 0;
  min-width: 32px;
  color: #60a5fa;
  font-variant-numeric: tabular-nums;
}
.tocp-entry-text { flex-shrink: 0; }

.tocp-leader {
  flex: 1;
  min-width: 12px;
  margin: 0 4px;
  align-self: flex-end;
  height: 0;
  border-bottom: 1px dotted rgba(255,255,255,0.15);
}
.tocp-leader-dotted { border-bottom-style: dotted; }
.tocp-leader-dashed { border-bottom-style: dashed; }
.tocp-leader-lined  { border-bottom-style: solid; }
.tocp-leader-none   { border-bottom: none; }

.tocp-page {
  flex-shrink: 0;
  min-width: 20px;
  text-align: right;
  color: #94a3b8;
  font-variant-numeric: tabular-nums;
  font-size: 0.82rem;
}

.tocp-export-row {
  display: flex;
  gap: 8px;
  padding: 12px 20px;
  border-top: 1px solid rgba(255,255,255,0.06);
  flex-wrap: wrap;
}
.tocp-refresh-btn {
  padding: 6px 14px;
  border-radius: 6px;
  border: 1px solid rgba(96,165,250,0.3);
  background: rgba(96,165,250,0.10);
  color: #60a5fa;
  font-size: 0.82rem;
  cursor: pointer;
  transition: background 0.2s;
}
.tocp-refresh-btn:hover { background: rgba(96,165,250,0.20); }
.tocp-export-btn {
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.04);
  color: #94a3b8;
  font-size: 0.82rem;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.tocp-export-btn:hover { background: rgba(255,255,255,0.08); color: #e2e8f0; }

/* Light theme overrides */
[data-theme="light"] .tocp-trigger-btn {
  background: rgba(37,99,235,0.08);
  border-color: #d0d5dd;
  color: #2563eb;
}
[data-theme="light"] .tocp-trigger-btn:hover { background: rgba(37,99,235,0.15); border-color: #2563eb; }
[data-theme="light"] .tocp-panel { background: #ffffff; border-left-color: #e2e5ee; box-shadow: -4px 0 20px rgba(0,0,0,0.08); }
[data-theme="light"] .tocp-header { border-bottom-color: #e2e5ee; }
[data-theme="light"] .tocp-title { color: #1e293b; }
[data-theme="light"] .tocp-close-btn { color: #64748b; }
[data-theme="light"] .tocp-close-btn:hover { color: #1e293b; }
[data-theme="light"] .tocp-control-row { color: #475569; }
[data-theme="light"] .tocp-select { background: #f8fafc; border-color: #e2e5ee; color: #1e293b; }
[data-theme="light"] .tocp-checkbox-label { color: #475569; }
[data-theme="light"] .tocp-controls { border-bottom-color: #e2e5ee; }
[data-theme="light"] .tocp-preview { background: #fafbfd; }
[data-theme="light"] .tocp-entry { color: #1e293b; }
[data-theme="light"] .tocp-entry:hover { background: rgba(37,99,235,0.06); }
[data-theme="light"] .tocp-entry[data-level="4"] { color: #64748b; }
[data-theme="light"] .tocp-entry-num { color: #2563eb; }
[data-theme="light"] .tocp-leader { border-bottom-color: rgba(0,0,0,0.15); }
[data-theme="light"] .tocp-page { color: #64748b; }
[data-theme="light"] .tocp-export-row { border-top-color: #e2e5ee; }
[data-theme="light"] .tocp-refresh-btn { background: rgba(37,99,235,0.08); border-color: rgba(37,99,235,0.2); color: #2563eb; }
[data-theme="light"] .tocp-refresh-btn:hover { background: rgba(37,99,235,0.15); }
[data-theme="light"] .tocp-export-btn { background: #f1f5f9; border-color: #d0d5dd; color: #64748b; }
[data-theme="light"] .tocp-export-btn:hover { background: #e2e8f0; color: #1e293b; }

@media (max-width: 640px) {
  .tocp-panel {
    width: 100vw;
    right: -100vw;
  }
  .tocp-panel-open { right: 0; }
  .tocp-export-row { flex-wrap: wrap; }
}

/* ── Page Layout Previewer ─────────────────────────────────────────── */

.plp-trigger-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.8rem;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 6px;
  background: rgba(255,255,255,0.06);
  color: #c9d1d9;
  font-size: 0.82rem;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.plp-trigger-btn:hover { background: rgba(255,255,255,0.10); border-color: rgba(255,255,255,0.22); }
.plp-trigger-icon { font-size: 1rem; }

.plp-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.55);
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}
.plp-overlay.plp-visible { opacity: 1; pointer-events: auto; }

.plp-modal {
  width: 94vw;
  max-width: 960px;
  max-height: 90vh;
  background: #1a2233;
  border: 1px solid #2a3a52;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.plp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.2rem;
  border-bottom: 1px solid #2a3a52;
}
.plp-title { font-size: 1.1rem; font-weight: 700; color: #e2e8f0; margin: 0; }
.plp-close-btn { background: none; border: none; color: #8896ab; font-size: 1.2rem; cursor: pointer; padding: 0.2rem; }
.plp-close-btn:hover { color: #e2e8f0; }

.plp-body {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.plp-controls {
  width: 300px;
  min-width: 260px;
  overflow-y: auto;
  padding: 0.8rem;
  border-right: 1px solid #2a3a52;
}

.plp-fieldset {
  border: 1px solid #2a3a52;
  border-radius: 8px;
  padding: 0.6rem 0.7rem;
  margin-bottom: 0.7rem;
}
.plp-fieldset legend { font-size: 0.78rem; font-weight: 600; color: #8896ab; padding: 0 0.3rem; }

.plp-label { display: flex; flex-direction: column; gap: 0.2rem; font-size: 0.78rem; color: #8896ab; margin-bottom: 0.5rem; }
.plp-input, .plp-select {
  padding: 0.35rem 0.5rem;
  background: #0d1117;
  border: 1px solid #2a3a52;
  border-radius: 5px;
  color: #e2e8f0;
  font-size: 0.82rem;
}
.plp-input:focus, .plp-select:focus { outline: none; border-color: #4a90d9; }

.plp-custom-dims { display: flex; gap: 0.5rem; }
.plp-custom-dims .plp-label { flex: 1; }

.plp-orient-row { display: flex; gap: 0.4rem; margin-top: 0.3rem; }
.plp-orient-btn {
  flex: 1;
  padding: 0.35rem;
  border: 1px solid #2a3a52;
  border-radius: 5px;
  background: transparent;
  color: #8896ab;
  font-size: 0.78rem;
  cursor: pointer;
  transition: background 0.15s;
}
.plp-orient-btn:hover { background: rgba(74,144,217,0.08); }
.plp-orient-btn.active { background: rgba(74,144,217,0.15); border-color: #4a90d9; color: #4a90d9; }

.plp-margin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.4rem; }

.plp-col-row { display: flex; gap: 0.35rem; margin-bottom: 0.4rem; }
.plp-col-btn {
  flex: 1;
  padding: 0.3rem;
  border: 1px solid #2a3a52;
  border-radius: 5px;
  background: transparent;
  color: #8896ab;
  font-size: 0.82rem;
  cursor: pointer;
}
.plp-col-btn:hover { background: rgba(74,144,217,0.08); }
.plp-col-btn.active { background: rgba(74,144,217,0.15); border-color: #4a90d9; color: #4a90d9; }

.plp-check-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: #c9d1d9;
  margin-bottom: 0.4rem;
  cursor: pointer;
}
.plp-hf-fields { display: flex; gap: 0.35rem; margin-bottom: 0.5rem; }
.plp-hf-fields .plp-input { flex: 1; font-size: 0.75rem; }

.plp-preview-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.8rem;
  overflow: auto;
  background: #0d1117;
}

.plp-zoom-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}
.plp-zoom-btn {
  width: 28px;
  height: 28px;
  border: 1px solid #2a3a52;
  border-radius: 5px;
  background: rgba(255,255,255,0.05);
  color: #c9d1d9;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.plp-zoom-btn:hover { background: rgba(74,144,217,0.12); }
.plp-zoom-label { font-size: 0.78rem; color: #8896ab; min-width: 3rem; text-align: center; }

.plp-canvas-wrap { display: flex; align-items: center; justify-content: center; flex: 1; }
#plp-canvas { box-shadow: 0 4px 24px rgba(0,0,0,0.4); border-radius: 2px; }

.plp-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 0.7rem 1.2rem;
  border-top: 1px solid #2a3a52;
}
.plp-btn {
  padding: 0.45rem 1rem;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s;
}
.plp-btn-secondary { background: rgba(255,255,255,0.06); border-color: #2a3a52; color: #c9d1d9; }
.plp-btn-secondary:hover { background: rgba(255,255,255,0.10); }
.plp-btn-primary { background: #4a90d9; color: #fff; }
.plp-btn-primary:hover { background: #3a7fc8; }

/* Light theme overrides */
[data-theme="light"] .plp-trigger-btn { background: rgba(0,0,0,0.04); border-color: #d0d5dd; color: #475569; }
[data-theme="light"] .plp-trigger-btn:hover { background: rgba(0,0,0,0.08); }
[data-theme="light"] .plp-modal { background: #ffffff; border-color: #e2e5ee; box-shadow: 0 20px 60px rgba(0,0,0,0.15); }
[data-theme="light"] .plp-header { border-bottom-color: #e2e5ee; }
[data-theme="light"] .plp-title { color: #1e293b; }
[data-theme="light"] .plp-close-btn { color: #64748b; }
[data-theme="light"] .plp-close-btn:hover { color: #1e293b; }
[data-theme="light"] .plp-controls { border-right-color: #e2e5ee; }
[data-theme="light"] .plp-fieldset { border-color: #e2e5ee; }
[data-theme="light"] .plp-fieldset legend { color: #64748b; }
[data-theme="light"] .plp-label { color: #64748b; }
[data-theme="light"] .plp-input, [data-theme="light"] .plp-select { background: #f8fafc; border-color: #d0d5dd; color: #1e293b; }
[data-theme="light"] .plp-orient-btn { border-color: #d0d5dd; color: #64748b; }
[data-theme="light"] .plp-orient-btn.active { border-color: #2563eb; color: #2563eb; background: rgba(37,99,235,0.08); }
[data-theme="light"] .plp-col-btn { border-color: #d0d5dd; color: #64748b; }
[data-theme="light"] .plp-col-btn.active { border-color: #2563eb; color: #2563eb; background: rgba(37,99,235,0.08); }
[data-theme="light"] .plp-check-label { color: #334155; }
[data-theme="light"] .plp-preview-area { background: #f1f5f9; }
[data-theme="light"] .plp-zoom-btn { border-color: #d0d5dd; background: #fff; color: #334155; }
[data-theme="light"] .plp-zoom-label { color: #64748b; }
[data-theme="light"] .plp-footer { border-top-color: #e2e5ee; }
[data-theme="light"] .plp-btn-secondary { background: #f1f5f9; border-color: #d0d5dd; color: #475569; }
[data-theme="light"] .plp-btn-secondary:hover { background: #e2e8f0; }
[data-theme="light"] .plp-btn-primary { background: #2563eb; }
[data-theme="light"] .plp-btn-primary:hover { background: #1d4ed8; }

@media (max-width: 640px) {
  .plp-modal { max-width: 100vw; width: 100vw; max-height: 100vh; border-radius: 0; }
  .plp-body { flex-direction: column; }
  .plp-controls { width: 100%; min-width: 0; border-right: none; border-bottom: 1px solid #2a3a52; max-height: 45vh; }
  .plp-preview-area { min-height: 200px; }
  .plp-footer { flex-wrap: wrap; }
}

/* ── Reference Style Preview ────────────────────────────────────── */
.rsp-trigger-btn { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: 6px; border: 1px solid #3a4f6e; background: rgba(255,255,255,0.04); color: #c8d6e5; font-size: 0.85rem; cursor: pointer; transition: background 0.15s, border-color 0.15s; }
.rsp-trigger-btn:hover { background: rgba(255,255,255,0.08); border-color: #5b8dee; }
.rsp-overlay { position: fixed; inset: 0; z-index: var(--z-tooltip); background: rgba(0,0,0,0.55); display: flex; align-items: center; justify-content: center; }
.rsp-modal { background: #1a2236; border: 1px solid #2a3a52; border-radius: 12px; width: 92vw; max-width: 960px; max-height: 88vh; display: flex; flex-direction: column; box-shadow: 0 20px 60px rgba(0,0,0,0.4); color: #c8d6e5; }
.rsp-header { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; border-bottom: 1px solid #2a3a52; }
.rsp-title { margin: 0; font-size: 1.05rem; font-weight: 600; color: #e8ecf1; }
.rsp-close-btn { background: none; border: none; color: #8899aa; font-size: 1.2rem; cursor: pointer; padding: 4px; line-height: 1; }
.rsp-close-btn:hover { color: #e8ecf1; }
.rsp-body { display: flex; flex: 1; overflow: hidden; }
.rsp-controls { width: 220px; min-width: 200px; padding: 14px; border-right: 1px solid #2a3a52; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; }
.rsp-fieldset { border: 1px solid #2a3a52; border-radius: 8px; padding: 10px; margin: 0; }
.rsp-fieldset legend { color: #8899aa; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; padding: 0 6px; }
.rsp-label { display: block; font-size: 0.78rem; color: #8899aa; margin-bottom: 3px; }
.rsp-select, .rsp-input { width: 100%; padding: 6px 8px; border-radius: 5px; border: 1px solid #3a4f6e; background: #0f172a; color: #c8d6e5; font-size: 0.82rem; box-sizing: border-box; }
.rsp-mode-row { display: flex; gap: 4px; }
.rsp-mode-btn, .rsp-order-btn { flex: 1; padding: 5px 8px; border: 1px solid #3a4f6e; border-radius: 5px; background: transparent; color: #8899aa; font-size: 0.8rem; cursor: pointer; transition: all 0.15s; }
.rsp-mode-btn.active, .rsp-order-btn.active { border-color: #5b8dee; color: #5b8dee; background: rgba(91,141,238,0.1); }
.rsp-add-btn { width: 100%; padding: 7px 10px; border: 1px dashed #3a4f6e; border-radius: 6px; background: transparent; color: #8899aa; font-size: 0.82rem; cursor: pointer; transition: all 0.15s; }
.rsp-add-btn:hover { border-color: #5b8dee; color: #5b8dee; }
.rsp-main { flex: 1; display: flex; flex-direction: column; overflow: hidden; }
.rsp-preview-area { flex: 1; overflow-y: auto; padding: 16px; background: #111827; }
.rsp-style-heading { margin: 0 0 12px 0; font-size: 0.92rem; color: #e8ecf1; font-weight: 600; }
.rsp-ref-list { margin: 0; padding: 0; list-style: none; }
.rsp-ref-item { display: flex; align-items: flex-start; gap: 8px; padding: 8px 10px; border-radius: 6px; margin-bottom: 6px; background: rgba(255,255,255,0.02); border: 1px solid transparent; transition: border-color 0.15s; font-size: 0.85rem; line-height: 1.55; }
.rsp-ref-item:hover { border-color: #2a3a52; }
.rsp-ref-text { flex: 1; }
.rsp-ref-text em { font-style: italic; }
.rsp-ref-actions { display: flex; gap: 4px; opacity: 0; transition: opacity 0.15s; flex-shrink: 0; padding-top: 2px; }
.rsp-ref-item:hover .rsp-ref-actions { opacity: 1; }
.rsp-edit-btn, .rsp-del-btn { background: none; border: none; color: #8899aa; cursor: pointer; font-size: 0.85rem; padding: 2px 5px; border-radius: 3px; }
.rsp-edit-btn:hover { color: #5b8dee; }
.rsp-del-btn:hover { color: #ef4444; }
.rsp-compare-container { display: flex; gap: 16px; height: 100%; }
.rsp-compare-col { flex: 1; overflow-y: auto; }
.rsp-compare-title { margin: 0 0 10px 0; font-size: 0.88rem; color: #e8ecf1; font-weight: 600; padding-bottom: 6px; border-bottom: 1px solid #2a3a52; }
.rsp-diff-fmt { background: rgba(91,141,238,0.15); border-radius: 2px; padding: 0 2px; }
.rsp-diff-punct { color: #f59e0b; font-weight: 600; }
.rsp-edit-form { padding: 14px 16px; border-top: 1px solid #2a3a52; background: #0f172a; }
.rsp-form-heading { margin: 0 0 10px 0; font-size: 0.9rem; color: #e8ecf1; }
.rsp-edit-form .rsp-input { margin-bottom: 8px; }
.rsp-form-row { display: flex; gap: 10px; }
.rsp-form-row > div { flex: 1; }
.rsp-form-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 10px; }
.rsp-footer { display: flex; align-items: center; gap: 8px; padding: 12px 20px; border-top: 1px solid #2a3a52; justify-content: flex-end; }
.rsp-btn-secondary { padding: 7px 14px; border-radius: 6px; border: 1px solid #3a4f6e; background: #1e293b; color: #c8d6e5; font-size: 0.82rem; cursor: pointer; transition: background 0.15s; }
.rsp-btn-secondary:hover { background: #2a3a52; }
.rsp-btn-primary { padding: 7px 14px; border-radius: 6px; border: none; background: #5b8dee; color: #fff; font-size: 0.82rem; cursor: pointer; transition: background 0.15s; }
.rsp-btn-primary:hover { background: #4a7dde; }

/* Light theme overrides */
[data-theme="light"] .rsp-trigger-btn { background: rgba(0,0,0,0.04); border-color: #d0d5dd; color: #475569; }
[data-theme="light"] .rsp-trigger-btn:hover { background: rgba(0,0,0,0.08); }
[data-theme="light"] .rsp-modal { background: #ffffff; border-color: #e2e5ee; box-shadow: 0 20px 60px rgba(0,0,0,0.15); color: #334155; }
[data-theme="light"] .rsp-header { border-bottom-color: #e2e5ee; }
[data-theme="light"] .rsp-title { color: #1e293b; }
[data-theme="light"] .rsp-close-btn { color: #64748b; }
[data-theme="light"] .rsp-close-btn:hover { color: #1e293b; }
[data-theme="light"] .rsp-controls { border-right-color: #e2e5ee; }
[data-theme="light"] .rsp-fieldset { border-color: #e2e5ee; }
[data-theme="light"] .rsp-fieldset legend { color: #64748b; }
[data-theme="light"] .rsp-label { color: #64748b; }
[data-theme="light"] .rsp-select, [data-theme="light"] .rsp-input { background: #f8fafc; border-color: #d0d5dd; color: #1e293b; }
[data-theme="light"] .rsp-mode-btn, [data-theme="light"] .rsp-order-btn { border-color: #d0d5dd; color: #64748b; }
[data-theme="light"] .rsp-mode-btn.active, [data-theme="light"] .rsp-order-btn.active { border-color: #2563eb; color: #2563eb; background: rgba(37,99,235,0.08); }
[data-theme="light"] .rsp-add-btn { border-color: #d0d5dd; color: #64748b; }
[data-theme="light"] .rsp-add-btn:hover { border-color: #2563eb; color: #2563eb; }
[data-theme="light"] .rsp-preview-area { background: #f1f5f9; }
[data-theme="light"] .rsp-style-heading, [data-theme="light"] .rsp-compare-title { color: #1e293b; }
[data-theme="light"] .rsp-compare-title { border-bottom-color: #e2e5ee; }
[data-theme="light"] .rsp-ref-item { background: rgba(0,0,0,0.02); }
[data-theme="light"] .rsp-ref-item:hover { border-color: #e2e5ee; }
[data-theme="light"] .rsp-diff-fmt { background: rgba(37,99,235,0.1); }
[data-theme="light"] .rsp-edit-form { background: #f8fafc; border-top-color: #e2e5ee; }
[data-theme="light"] .rsp-form-heading { color: #1e293b; }
[data-theme="light"] .rsp-footer { border-top-color: #e2e5ee; }
[data-theme="light"] .rsp-btn-secondary { background: #f1f5f9; border-color: #d0d5dd; color: #475569; }
[data-theme="light"] .rsp-btn-secondary:hover { background: #e2e8f0; }
[data-theme="light"] .rsp-btn-primary { background: #2563eb; }
[data-theme="light"] .rsp-btn-primary:hover { background: #1d4ed8; }

@media (max-width: 640px) {
  .rsp-modal { max-width: 100vw; width: 100vw; max-height: 100vh; border-radius: 0; }
  .rsp-body { flex-direction: column; }
  .rsp-controls { width: 100%; min-width: 0; border-right: none; border-bottom: 1px solid #2a3a52; max-height: 40vh; }
  .rsp-preview-area { min-height: 200px; }
  .rsp-compare-container { flex-direction: column; }
  .rsp-footer { flex-wrap: wrap; }
  .rsp-form-row { flex-direction: column; gap: 0; }
}