/* CITAPHIR — Microsoft Word Add-in Stylesheet
   State-of-the-Art Glassmorphism, Neumorphism & Cosmic Sapphire Aesthetic
   100% Deterministic, AI-Independent, Offline-Ready.
*/

:root {
  /* =========================================================================
     EXACT PROFESSIONAL RESEARCH SUITE PALETTE & WATER GLASSMORPHISM SYSTEM
     ========================================================================= */
  --bg-main: #080F1E;
  --bg-sidebar: #0B1425;
  --bg-panel: #111D30;
  --bg-hover: #192943;
  --primary-blue: #3B82F6;
  --secondary-cyan: #22D3EE;
  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;
  --border-color: #26364C;

  /* Backward Compatibility Mappings */
  --navy-950: #080F1E;
  --navy-900: #0B1425;
  --navy-850: #0E1A32;
  --navy-800: #111D30;
  --navy-750: #15243C;
  --navy-700: #192943;
  --navy-600: #26364C;

  /* Slate & Text Hierarchy */
  --slate-600: #475569;
  --slate-500: #64748B;
  --slate-400: #94A3B8;
  --slate-300: #CBD5E1;
  --slate-200: #E2E8F0;
  --slate-100: #F1F5F9;
  --white: #FFFFFF;

  /* Accent Vibrance */
  --blue-600: #2563EB;
  --blue-500: #3B82F6;
  --blue-400: #60A5FA;
  --sky-400: #22D3EE;
  --sky-300: #67E8F9;
  --cyan-400: #22D3EE;
  --emerald-500: #10B981;
  --emerald-400: #34D399;
  --amber-500: #F59E0B;
  --amber-400: #FBBF24;
  --red-500: #F43F5E;

  /* Water Glassmorphic Surfaces */
  --glass-bg-subtle: rgba(11, 20, 37, 0.55);
  --glass-bg: rgba(11, 20, 37, 0.85);
  --glass-bg-elevated: rgba(17, 29, 48, 0.90);
  --glass-bg-card: rgba(17, 29, 48, 0.72);
  --glass-bg-input: rgba(8, 15, 30, 0.75);
  --glass-border: #26364C;
  --glass-border-light: rgba(255, 255, 255, 0.10);
  --glass-border-focus: #22D3EE;
  --glass-blur: blur(16px) saturate(180%);

  /* Neumorphic Specular Highlights & Shadows */
  --shadow-specular: inset 0 1px 1px 0 rgba(255, 255, 255, 0.12);
  --shadow-inset-depth: inset 0 2px 4px rgba(0, 0, 0, 0.5), 0 1px 0 rgba(255, 255, 255, 0.04);
  --shadow-glass-sm: 0 4px 12px rgba(0, 0, 0, 0.35), inset 0 1px 1px 0 rgba(255, 255, 255, 0.08);
  --shadow-glass-md: 0 8px 24px rgba(0, 0, 0, 0.45), inset 0 1px 1px 0 rgba(255, 255, 255, 0.12);

  --border-radius-sm: 6px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, Monaco, monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  background-image:
    radial-gradient(ellipse 360px 260px at 10% 5%, rgba(34, 211, 238, 0.14), transparent 70%),
    radial-gradient(ellipse 420px 300px at 90% 95%, rgba(59, 130, 246, 0.16), transparent 70%),
    radial-gradient(circle 300px at 50% 40%, rgba(34, 211, 238, 0.05), transparent 60%),
    linear-gradient(180deg, #080F1E 0%, #0B1425 100%);
  background-attachment: fixed;
  color: var(--text-primary);
  font-size: 13px;
  line-height: 1.45;
  user-select: none;
  overflow-x: hidden;
  height: 100vh;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 5px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 999px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* Layout Container */
.taskpane-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-width: 100%;
}

/* Top App Header */
.app-header {
  background: rgba(11, 20, 37, 0.90);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  color: var(--text-primary);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
  z-index: 10;
  box-sizing: border-box;
  width: 100%;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1;
}

.brand-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand-logo svg {
  filter: drop-shadow(0 2px 6px rgba(34, 211, 238, 0.45));
}

.brand-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.brand-title-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 14.5px;
  font-weight: 800;
  letter-spacing: 0.8px;
  color: #FFFFFF;
  line-height: 1.15;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  margin: 0;
}

.brand-sub-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 2px;
}

.brand-tagline {
  font-size: 9.5px;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.header-badges {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
}

.badge {
  font-size: 9px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  line-height: 1.4;
  white-space: nowrap;
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: #34D399;
  border: 1px solid rgba(16, 185, 129, 0.35);
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.2);
}

.badge-success::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: #34D399;
  box-shadow: 0 0 5px rgba(52, 211, 153, 0.8);
}

.badge-neutral {
  background: rgba(255, 255, 255, 0.08);
  color: var(--slate-300);
  border: 1px solid var(--glass-border);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.18);
  color: var(--amber-400);
  border: 1px solid rgba(245, 158, 11, 0.35);
}

/* Style Selector Bar */
.style-selector-bar {
  background: rgba(17, 29, 48, 0.70);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  padding: 7px 12px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.style-selector-bar label {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  white-space: nowrap;
}

.style-dropdown {
  flex: 1;
  font-size: 11.5px;
  font-weight: 600;
  padding: 5px 8px;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--border-color);
  background: var(--glass-bg-input);
  box-shadow: var(--shadow-inset-depth);
  color: var(--text-primary);
  outline: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.style-dropdown:focus {
  border-color: var(--secondary-cyan);
  box-shadow: 0 0 10px rgba(34, 211, 238, 0.3);
}

.style-dropdown option {
  background: var(--bg-panel);
  color: var(--text-primary);
}
/* Tab Navigation */
.taskpane-nav {
  display: flex;
  background: rgba(11, 20, 37, 0.85);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-color);
  padding: 4px 6px;
  gap: 3px;
  box-sizing: border-box;
}

.nav-tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 7px 3px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--border-radius-sm);
  color: var(--text-secondary);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
  user-select: none;
}

.nav-tab:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
  border-color: rgba(38, 54, 76, 0.7);
}

.nav-tab.active {
  color: var(--secondary-cyan);
  background: rgba(59, 130, 246, 0.22);
  border-color: rgba(34, 211, 238, 0.35);
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  font-weight: 700;
}

/* Tab Content Areas */
.tab-content {
  display: none;
  flex: 1;
  overflow-y: auto;
  padding: 12px;
}

.tab-content.active {
  display: flex;
  flex-direction: column;
}

/* Search Section */
.search-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 10px;
}

.search-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 9px;
  color: var(--slate-500);
  pointer-events: none;
}

.search-input-wrap input {
  width: 100%;
  padding: 7px 28px 7px 30px;
  font-size: 12.5px;
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-md);
  background: var(--glass-bg-input);
  box-shadow: var(--shadow-inset-depth);
  color: var(--white);
  outline: none;
  transition: all 0.2s ease;
}

.search-input-wrap input:focus {
  border-color: var(--sky-400);
  box-shadow: var(--shadow-inset-depth), 0 0 14px rgba(56, 189, 248, 0.2);
}

.btn-clear {
  position: absolute;
  right: 8px;
  background: none;
  border: none;
  font-size: 16px;
  color: var(--slate-400);
  cursor: pointer;
  line-height: 1;
}

.btn-clear:hover {
  color: var(--white);
}

.collection-filter-wrap select {
  width: 100%;
  padding: 6px 10px;
  font-size: 11.5px;
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-sm);
  background: var(--glass-bg-input);
  color: var(--slate-300);
  cursor: pointer;
  outline: none;
}

.collection-filter-wrap select option {
  background: var(--navy-900);
  color: var(--white);
}

/* Citation Options Toolbar */
.citation-options-panel {
  background: var(--glass-bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border-light);
  border-radius: var(--border-radius-md);
  padding: 9px 10px;
  margin-bottom: 10px;
  display: flex;
  flex-direction: column;
  gap: 7px;
  box-shadow: var(--shadow-glass-sm);
}

.options-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 6px;
}

.input-group label {
  display: block;
  font-size: 9.5px;
  font-weight: 700;
  color: var(--slate-400);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 2px;
}

.input-group input {
  width: 100%;
  padding: 5px 7px;
  font-size: 11px;
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-sm);
  background: var(--glass-bg-input);
  color: var(--white);
  outline: none;
}

.input-group input:focus {
  border-color: var(--sky-400);
}

.checkbox-row {
  display: flex;
  align-items: center;
  padding-top: 2px;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 500;
  color: var(--slate-300);
  cursor: pointer;
}

.checkbox-label input {
  cursor: pointer;
}

.checkbox-label small {
  color: var(--slate-500);
}

/* Reference List */
.reference-list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--slate-400);
  padding: 2px 2px 6px;
}

.btn-text {
  background: none;
  border: none;
  color: var(--sky-400);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
}

.btn-text:hover {
  text-decoration: underline;
}

.reference-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding-bottom: 10px;
}

/* Reference Card */
.ref-card {
  background: var(--glass-bg-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 10px 11px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3), inset 0 1px 1px rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.ref-card:hover {
  border-color: rgba(34, 211, 238, 0.45);
  background: var(--bg-hover);
  transform: translateY(-1.5px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.4), 0 0 12px rgba(34, 211, 238, 0.15);
}

.ref-card.selected {
  border-color: var(--secondary-cyan);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.22) 0%, rgba(17, 29, 48, 0.85) 100%);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.45), 0 0 16px rgba(34, 211, 238, 0.3), inset 0 0 14px rgba(34, 211, 238, 0.12);
}

.ref-card input[type="checkbox"] {
  margin-top: 2px;
  cursor: pointer;
}

.ref-card-body {
  flex: 1;
  min-width: 0;
}

.ref-card-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--white);
  line-height: 1.35;
  margin-bottom: 3px;
  word-break: break-word;
}

.ref-card-meta {
  font-size: 11px;
  color: var(--slate-400);
  line-height: 1.3;
}

.ref-card-doi {
  font-family: var(--font-mono);
  font-size: 9.5px;
  color: var(--sky-400);
  margin-top: 3px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Bottom Action Bar */
.bottom-action-bar {
  padding: 10px 12px;
  border-top: 1px solid var(--border-color);
  background: rgba(17, 29, 48, 0.92);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 14px;
  font-size: 12.5px;
  font-weight: 600;
  border-radius: var(--border-radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  width: 100%;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-primary {
  background: linear-gradient(135deg, #3B82F6 0%, #2563EB 55%, #1D4ED8 100%);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-specular), 0 4px 16px rgba(59, 130, 246, 0.45);
}

.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, #60A5FA 0%, #3B82F6 55%, #2563EB 100%);
  box-shadow: var(--shadow-specular), 0 6px 20px rgba(59, 130, 246, 0.6), 0 0 14px rgba(34, 211, 238, 0.3);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(25, 41, 67, 0.7);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-specular);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--bg-hover);
  color: var(--white);
  border-color: rgba(34, 211, 238, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--slate-300);
  border-color: var(--glass-border-light);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 11px;
}

.btn-block {
  width: 100%;
}

/* Document Tab Styles */
.doc-summary-card {
  background: var(--glass-bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border-light);
  border-radius: var(--border-radius-lg);
  padding: 14px;
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 10px;
  align-items: center;
  margin-bottom: 14px;
  box-shadow: var(--shadow-glass-sm);
}

.stat-box {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
}

.stat-label {
  font-size: 10px;
  color: var(--slate-400);
  font-weight: 500;
}

.section-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--sky-400);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 8px;
}

.document-citations-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.doc-cite-item {
  background: var(--glass-bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-md);
  padding: 11px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: var(--shadow-glass-sm);
}

.doc-cite-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

.doc-cite-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--white);
  line-height: 1.3;
}

.doc-cite-count-badge {
  background: rgba(37, 99, 235, 0.25);
  color: var(--sky-300);
  border: 1px solid rgba(56, 189, 248, 0.35);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 999px;
  white-space: nowrap;
}

.doc-cite-actions {
  display: flex;
  gap: 6px;
  margin-top: 4px;
}

/* Bibliography Tab */
.bib-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 14px;
}

.bibliography-preview {
  background: var(--glass-bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border-light);
  border-radius: var(--border-radius-md);
  padding: 14px;
  min-height: 140px;
  max-height: 380px;
  overflow-y: auto;
  font-size: 12px;
  line-height: 1.5;
  color: var(--slate-100);
  box-shadow: var(--shadow-glass-sm);
}

.bib-entry {
  padding-bottom: 8px;
  margin-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.bib-entry:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

/* Card generic */
.card {
  background: var(--glass-bg-card);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border-light);
  border-radius: var(--border-radius-lg);
  padding: 14px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-glass-sm);
}

.card h3 {
  font-family: var(--font-heading);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}

.card-desc {
  font-size: 11.5px;
  color: var(--slate-400);
  margin-bottom: 10px;
  line-height: 1.4;
}

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

.radio-option {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 12px;
  cursor: pointer;
}

.radio-option input {
  margin-top: 3px;
  cursor: pointer;
}

.radio-option div {
  display: flex;
  flex-direction: column;
}

.radio-option div strong {
  color: var(--white);
  font-weight: 600;
}

.radio-option div span {
  font-size: 11px;
  color: var(--slate-400);
}

.slider-group {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--glass-border);
}

.slider-group label {
  display: block;
  font-size: 11.5px;
  color: var(--slate-300);
  margin-bottom: 6px;
}

.slider-group input {
  width: 100%;
}

/* UTILITY CLASSES */
.hidden {
  display: none !important;
}

/* DUPLICATE CITATION WARNING MODAL (Signature Feature) */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 7, 15, 0.8);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 14px;
  animation: fadeIn 0.2s ease-out;
}

.modal-overlay.hidden {
  display: none !important;
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.97); }
  to { opacity: 1; transform: scale(1); }
}

.modal-card {
  background: var(--glass-bg-elevated);
  backdrop-filter: var(--glass-blur);
  border-radius: var(--border-radius-xl);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7), var(--shadow-specular);
  width: 100%;
  max-width: 360px;
  overflow: hidden;
  border: 1px solid var(--glass-border-light);
}

.modal-header.warning {
  background: linear-gradient(135deg, rgba(217, 119, 6, 0.9) 0%, rgba(180, 83, 9, 0.95) 100%);
  color: var(--white);
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-header h2 {
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.modal-body {
  padding: 14px;
}

.modal-alert-text {
  font-size: 12px;
  font-weight: 500;
  color: var(--slate-200);
  margin-bottom: 10px;
}

.duplicate-ref-details {
  background: var(--glass-bg-input);
  box-shadow: var(--shadow-inset-depth);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-md);
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 11.5px;
  margin-bottom: 10px;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.detail-row.highlight {
  background: rgba(245, 158, 11, 0.2);
  padding: 4px 6px;
  border-radius: 4px;
}

.detail-label {
  font-weight: 600;
  color: var(--slate-400);
}

.detail-value {
  color: var(--white);
  text-align: right;
  word-break: break-word;
}

.detail-value.mono {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--sky-400);
}

.academic-note {
  font-size: 10px;
  color: var(--slate-400);
  font-style: italic;
  line-height: 1.35;
}

.modal-actions {
  background: rgba(0, 0, 0, 0.2);
  border-top: 1px solid var(--glass-border);
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 16px;
  left: 14px;
  right: 14px;
  background: var(--glass-bg-elevated);
  backdrop-filter: var(--glass-blur);
  color: var(--white);
  padding: 10px 14px;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--glass-border-light);
  font-size: 12px;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 16px rgba(56, 189, 248, 0.2);
  z-index: 2000;
  transition: all 0.2s ease;
}

.toast.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}

.empty-state {
  color: var(--slate-500);
  text-align: center;
  padding: 24px 10px;
  font-style: italic;
}

/* Header Action Buttons */
.header-icon-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
  flex-shrink: 0;
}

.header-icon-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
  border-color: rgba(34, 211, 238, 0.4);
}

.header-auth-btn {
  background: rgba(59, 130, 246, 0.16);
  border: 1px solid rgba(59, 130, 246, 0.35);
  border-radius: var(--border-radius-sm);
  color: var(--secondary-cyan);
  cursor: pointer;
  padding: 3px 8px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  max-width: 90px;
  transition: all 0.15s ease;
  flex-shrink: 0;
}

.header-auth-btn span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.header-auth-btn:hover {
  background: rgba(59, 130, 246, 0.28);
  color: #ffffff;
  border-color: var(--secondary-cyan);
  box-shadow: 0 0 10px rgba(34, 211, 238, 0.25);
}

.form-control-sm {
  background: var(--glass-bg-input);
  border: 1px solid var(--glass-border);
  color: var(--slate-200);
  padding: 6px 10px;
  border-radius: var(--border-radius-sm);
  font-size: 12px;
  outline: none;
  box-sizing: border-box;
}

.form-control-sm:focus {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

/* =========================================================================
   LIGHT THEME ACADEMIC PALETTE (Word Add-in)
   ========================================================================= */

body.theme-light {
  --navy-950: #f8fafc;
  --navy-900: #ffffff;
  --navy-850: #f1f5f9;
  --navy-800: #e2e8f0;
  --navy-750: #cbd5e1;
  --navy-700: #94a3b8;

  --slate-600: #1e293b;
  --slate-500: #334155;
  --slate-400: #64748b;
  --slate-300: #475569;
  --slate-200: #1e293b;
  --slate-100: #0f172a;
  --white: #0f172a;

  --glass-bg: rgba(255, 255, 255, 0.94);
  --glass-bg-elevated: #ffffff;
  --glass-bg-card: #ffffff;
  --glass-bg-input: #ffffff;
  --glass-border: rgba(0, 0, 0, 0.1);
  --glass-border-light: rgba(0, 0, 0, 0.16);

  --shadow-specular: inset 0 1px 0 rgba(255, 255, 255, 0.8);
  --shadow-glass-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-glass-md: 0 4px 16px rgba(0, 0, 0, 0.08);

  background-color: #f8fafc;
  background-image:
    radial-gradient(ellipse 400px 300px at 10% 5%, rgba(56, 189, 248, 0.06), transparent 70%),
    radial-gradient(ellipse 450px 350px at 90% 95%, rgba(99, 102, 241, 0.05), transparent 70%),
    linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  color: #1e293b;
}

body.theme-light .app-header {
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

body.theme-light .brand-title {
  color: #0f172a;
}

body.theme-light .brand-tagline {
  color: #64748b;
}

body.theme-light .style-selector-bar {
  background: #f1f5f9;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

body.theme-light .style-selector-bar label {
  color: #64748b;
}

body.theme-light .style-dropdown {
  background: #ffffff;
  color: #0f172a;
  border-color: rgba(0, 0, 0, 0.12);
}

body.theme-light .nav-tab {
  color: #64748b;
}

body.theme-light .nav-tab:hover {
  color: #0f172a;
}

body.theme-light .nav-tab.active {
  color: #2563eb;
  border-bottom-color: #2563eb;
}

body.theme-light .search-input-wrap {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.12);
}

body.theme-light .search-input-wrap input {
  color: #0f172a;
}

body.theme-light #collection-filter {
  background: #ffffff;
  color: #0f172a;
  border-color: rgba(0, 0, 0, 0.12);
}

body.theme-light .citation-options-panel {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.08);
}

body.theme-light .input-group input {
  background: #f8fafc;
  color: #0f172a;
  border-color: rgba(0, 0, 0, 0.12);
}

body.theme-light .input-group label {
  color: #64748b;
}

body.theme-light .reference-card {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.08);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

body.theme-light .reference-card:hover {
  border-color: rgba(59, 130, 246, 0.4);
}

body.theme-light .reference-card.selected {
  background: rgba(59, 130, 246, 0.06);
  border-color: #3b82f6;
}

body.theme-light .ref-title {
  color: #0f172a;
}

body.theme-light .ref-authors {
  color: #475569;
}

body.theme-light .ref-meta {
  color: #64748b;
}

body.theme-light .bottom-action-bar {
  background: rgba(255, 255, 255, 0.95);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

body.theme-light .card {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.08);
}

body.theme-light .modal-card {
  background: #ffffff;
  border-color: rgba(0, 0, 0, 0.12);
  color: #0f172a;
}

body.theme-light .form-control-sm {
  background: #ffffff;
  color: #0f172a;
  border-color: rgba(0, 0, 0, 0.15);
}

body.theme-light .header-icon-btn {
  background: #f1f5f9;
  border-color: rgba(0, 0, 0, 0.1);
  color: #475569;
}

body.theme-light .header-icon-btn:hover {
  background: #e2e8f0;
  color: #0f172a;
}