/* DoCTA Prototype - Project-Specific Styles
   Bootstrap 5.3 handles: layout, nav, grid, cards, tables, forms, buttons, utilities.
   This file adds: project colors, entity tags, tier badges, pipeline, transcription, viewer, network. */

/* === Project Variables === */
:root {
  --bg-primary: #faf8f5;
  --bg-secondary: #f0ece6;
  --text-primary: #2c2416;
  --text-secondary: #5a4e3c;
  --text-muted-custom: #8a7e6c;
  --border-custom: #d4cfc6;
  --border-light: #e8e4dc;

  --accent: #8b5e3c;
  --accent-hover: #6d472e;
  --accent-light: #f5efe8;

  --conf-high: #2d7d46;
  --conf-high-bg: #e8f5e9;
  --conf-medium: #c68a00;
  --conf-medium-bg: #fff8e1;
  --conf-low: #c62828;
  --conf-low-bg: #ffebee;

  --ent-person: #1565c0;
  --ent-person-bg: #e3f2fd;
  --ent-place: #2e7d32;
  --ent-place-bg: #e8f5e9;
  --ent-object: #e65100;
  --ent-object-bg: #fff3e0;
  --ent-time: #6a1b9a;
  --ent-time-bg: #f3e5f5;

  --tier-1: #2d7d46;
  --tier-2: #c68a00;
  --tier-3: #e65100;
  --tier-4: #9e9e9e;

  --font-source: 'Courier New', 'Consolas', monospace;
  --nav-height: 56px;
}

/* === Body & Global === */
body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

/* === Navbar Theming === */
.navbar-brand {
  color: var(--accent) !important;
  font-weight: 700 !important;
}

.navbar .nav-link {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.navbar .nav-link:hover,
.navbar .nav-link.active {
  color: var(--accent) !important;
}

.navbar .nav-link.active {
  font-weight: 600;
}

/* === Accent Buttons === */
.btn-accent {
  background-color: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

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

.btn-outline-accent {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-outline-accent:hover {
  background-color: var(--accent);
  color: #fff;
}

/* === Stat Cards (Dashboard) === */
.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--text-muted-custom);
  margin-top: 0.25rem;
}

/* === Card Clickable (Dashboard nav) === */
.card-clickable {
  transition: border-color 0.15s, box-shadow 0.15s;
  text-decoration: none;
  color: inherit;
}

.card-clickable:hover {
  border-color: var(--accent);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  color: inherit;
}

/* === Tier Badges === */
.tier {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.tier--1 { background: var(--conf-high-bg); color: var(--conf-high); }
.tier--2 { background: var(--conf-medium-bg); color: var(--conf-medium); }
.tier--3 { background: var(--conf-low-bg); color: var(--conf-low); }
.tier--4 { background: #f5f5f5; color: #9e9e9e; }

/* === Entity Tags === */
.entity {
  padding: 0.0625rem 0.375rem;
  border-radius: 4px;
  font-size: 0.8125rem;
  cursor: help;
}

.entity--person { background: var(--ent-person-bg); color: var(--ent-person); border-bottom: 2px solid var(--ent-person); }
.entity--place { background: var(--ent-place-bg); color: var(--ent-place); border-bottom: 2px solid var(--ent-place); }
.entity--object { background: var(--ent-object-bg); color: var(--ent-object); border-bottom: 2px solid var(--ent-object); }
.entity--time { background: var(--ent-time-bg); color: var(--ent-time); border-bottom: 2px solid var(--ent-time); }

/* Confidence indicators on entities */
.entity[data-conf="medium"] { border-bottom-style: dashed; }
.entity[data-conf="low"] { border-bottom-style: dotted; border-bottom-color: var(--conf-low); }

/* Confidence badges */
.conf-badge {
  display: inline-block;
  padding: 0.0625rem 0.375rem;
  border-radius: 4px;
  font-size: 0.6875rem;
  font-weight: 600;
}
.conf-badge--high { background: var(--conf-high-bg); color: var(--conf-high); }
.conf-badge--medium { background: var(--conf-medium-bg); color: var(--conf-medium); }
.conf-badge--low { background: var(--conf-low-bg); color: var(--conf-low); }

/* Confidence legend */
.conf-legend {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.8125rem;
}

.conf-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
}

.conf-legend .conf-line {
  width: 20px;
  height: 0;
  display: inline-block;
}
.conf-legend .conf-line--high { border-bottom: 2px solid var(--text-primary); }
.conf-legend .conf-line--medium { border-bottom: 2px dashed var(--text-primary); }
.conf-legend .conf-line--low { border-bottom: 2px dotted var(--conf-low); }

/* === Pipeline Steps === */
.pipeline-steps {
  display: flex;
  gap: 0;
  overflow-x: auto;
}

.pipeline-step {
  flex: 1;
  min-width: 120px;
  padding: 0.75rem 1rem;
  text-align: center;
  border: 1px solid var(--border-light);
  background: #fff;
  cursor: pointer;
  font-size: 0.8125rem;
  color: var(--text-muted-custom);
  transition: background 0.15s, color 0.15s;
  position: relative;
  text-decoration: none;
}

.pipeline-step:first-child { border-radius: 6px 0 0 6px; }
.pipeline-step:last-child { border-radius: 0 6px 6px 0; }
.pipeline-step + .pipeline-step { border-left: none; }

.pipeline-step--active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 600;
}

.pipeline-step--completed {
  background: var(--accent-light);
  color: var(--accent);
}

.pipeline-step--completed .pipeline-step__number::before {
  content: '\2713 ';
}

.pipeline-step__number {
  display: block;
  font-size: 0.6875rem;
  opacity: 0.7;
  margin-bottom: 0.125rem;
}

.pipeline-step__label {
  display: block;
  font-weight: 600;
}

.pipeline-step + .pipeline-step::before {
  content: '';
  position: absolute;
  left: -1px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
  border-left: 8px solid var(--border-light);
}

.pipeline-step--active + .pipeline-step::before,
.pipeline-step--completed + .pipeline-step::before {
  border-left-color: var(--accent);
}

/* === Pipeline Content === */
.pipeline-content { min-height: 400px; }
.pipeline-content__section { display: none; }
.pipeline-content__section--active { display: block; }

/* === Mini Legend (Pipeline, Network) === */
.mini-legend {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.8125rem;
}

.mini-legend span {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.mini-legend .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

/* === Transcription Text === */
.transcription {
  font-family: var(--font-source);
  font-size: 0.8125rem;
  line-height: 1.8;
  padding: 1rem;
}

.transcription__line {
  display: flex;
  padding: 0.125rem 0;
}

.transcription__line-nr {
  color: var(--text-muted-custom);
  min-width: 2.5rem;
  text-align: right;
  padding-right: 0.75rem;
  user-select: none;
  font-size: 0.6875rem;
}

.transcription__line:hover {
  background: var(--accent-light);
}

/* === Sortable Table Headers === */
th[data-sort] { cursor: pointer; user-select: none; }
th[data-sort]:hover { color: var(--accent); }
th .sort-icon { margin-left: 0.25rem; opacity: 0.4; }
th.sorted .sort-icon { opacity: 1; }

/* === Viewer Layout (Two-Panel) === */
.viewer-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  height: calc(100vh - var(--nav-height));
}

.viewer-panel {
  overflow: auto;
  border-right: 1px solid var(--border-custom);
}

.viewer-panel:last-child { border-right: none; }

.viewer-panel__header {
  padding: 0.75rem 1rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-custom);
  font-weight: 600;
  font-size: 0.8125rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.osd-container {
  width: 100%;
  height: 100%;
  min-height: 400px;
  background: var(--bg-secondary);
}

.osd-container.osd-active {
  background: #1a1a1a;
}

/* === Network === */
.network-page {
  position: relative;
  height: calc(100dvh - var(--nav-height));
  overflow: hidden;
}
/* Shrink when banner is visible (banner is sibling before main) */
.wip-banner ~ main .network-page {
  height: calc(100dvh - var(--nav-height) - 2.5rem);
}

.network-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  padding: 0.75rem 1rem;
  background: rgba(250, 248, 245, 0.92);
  border-bottom: 1px solid var(--border-light);
}

.network-toolbar {
  position: absolute;
  top: 4.5rem;
  left: 1rem;
  z-index: 10;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.network-toolbar select,
.network-toolbar input {
  padding: 0.375rem 0.625rem;
  border: 1px solid var(--border-custom);
  border-radius: 4px;
  font-size: 0.8125rem;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.network-legend {
  position: absolute;
  bottom: 1.25rem;
  left: 1rem;
  z-index: 10;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 0.75rem;
  line-height: 1.8;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.08);
}

.network-sidebar {
  position: absolute;
  right: 1rem;
  top: 1rem;
  width: 300px;
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 1rem;
  z-index: 10;
  max-height: calc(100vh - var(--nav-height) - 2rem);
  overflow-y: auto;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

#cy { width: 100%; height: 100%; }

/* === Faceted Search === */
.facet-panel {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: 6px;
  padding: 1rem;
}

.facet-group { margin-bottom: 1rem; }

.facet-group__title {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid var(--border-light);
}

.facet-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0;
  font-size: 0.8125rem;
  cursor: pointer;
}

.facet-option input[type="checkbox"] {
  accent-color: var(--accent);
}

.facet-count {
  margin-left: auto;
  color: var(--text-muted-custom);
  font-size: 0.6875rem;
}

/* === Search Results === */
.result-item {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-light);
  cursor: pointer;
  transition: background 0.1s;
}

.result-item:hover { background: var(--accent-light); }

.result-item__name { font-weight: 600; }

.result-item__meta {
  font-size: 0.8125rem;
  color: var(--text-muted-custom);
  margin-top: 0.125rem;
}

/* === Detail Panel === */
.detail-panel__field { margin-bottom: 0.75rem; }

.detail-panel__label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted-custom);
  display: block;
  margin-bottom: 0.125rem;
}

/* === Loading Spinner === */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--text-muted-custom);
}

.loading__spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--border-light);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-right: 0.75rem;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* === WIP Banner === */
.wip-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, #c68a00, #b89850);
  color: #fff;
  font-size: 0.8125rem;
  position: relative;
}

.wip-banner a { color: #fff; text-decoration: underline; }
.wip-banner a:hover { color: #fff; opacity: 0.85; }

.wip-badge {
  background: rgba(0, 0, 0, 0.3);
  padding: 0.125rem 0.5rem;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.6875rem;
  letter-spacing: 0.05em;
}

.wip-right {
  position: absolute;
  right: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.wip-close {
  background: none;
  border: none;
  color: #fff;
  font-size: 1.125rem;
  cursor: pointer;
  opacity: 0.8;
  padding: 0;
  line-height: 1;
}

.wip-close:hover { opacity: 1; }

/* === Knowledge Vault === */
.kv-sidebar-item {
  display: block;
  padding: 0.625rem 0.75rem;
  border-radius: 6px;
  text-decoration: none;
  color: var(--text-primary);
  transition: background 0.15s;
  cursor: pointer;
}

.kv-sidebar-item:hover { background: var(--accent-light); color: var(--text-primary); }
.kv-sidebar-item.active { background: var(--accent-light); color: var(--accent); font-weight: 600; }

.kv-sidebar-item .kv-title { font-weight: 600; font-size: 0.875rem; display: block; }
.kv-sidebar-item .kv-desc { font-size: 0.75rem; color: var(--text-muted-custom); display: block; margin-top: 0.125rem; }

.kv-content h1 { font-size: 1.5rem; margin-top: 1.5rem; margin-bottom: 0.75rem; }
.kv-content h2 { font-size: 1.25rem; margin-top: 1.25rem; margin-bottom: 0.5rem; border-bottom: 1px solid var(--border-light); padding-bottom: 0.375rem; }
.kv-content h3 { font-size: 1.1rem; margin-top: 1rem; margin-bottom: 0.5rem; }
.kv-content table { width: 100%; margin-bottom: 1rem; font-size: 0.8125rem; }
.kv-content th, .kv-content td { padding: 0.375rem 0.625rem; border: 1px solid var(--border-light); }
.kv-content th { background: var(--bg-secondary); font-weight: 600; }
.kv-content code { background: var(--bg-secondary); padding: 0.125rem 0.375rem; border-radius: 3px; font-size: 0.8125rem; }
.kv-content pre { background: var(--bg-secondary); padding: 1rem; border-radius: 6px; overflow-x: auto; font-size: 0.8125rem; }
.kv-content pre code { background: none; padding: 0; }
.kv-content blockquote { border-left: 3px solid var(--accent); padding-left: 1rem; color: var(--text-secondary); margin: 1rem 0; }

/* === Help Page === */
.help-section { margin-bottom: 2.5rem; }
.help-section h2 { border-bottom: 2px solid var(--accent); padding-bottom: 0.375rem; color: var(--accent); }
.help-step { display: flex; gap: 0.75rem; margin-bottom: 0.75rem; }
.help-step-nr { flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; font-size: 0.8125rem; display: flex; align-items: center; justify-content: center; }

/* === Skip to Content === */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0.5rem;
  z-index: 9999;
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: #fff;
  border-radius: 0 0 4px 4px;
  text-decoration: none;
  font-size: 0.875rem;
}

.skip-link:focus {
  top: 0;
  color: #fff;
}

/* === Responsive === */
@media (max-width: 991.98px) {
  .viewer-layout {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr 1fr;
  }
  .wip-right { position: static; }
  .wip-banner { flex-wrap: wrap; gap: 0.375rem; }
}

/* === Reduced Motion === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}