/* Tab 3: Mapa & Temas */

/* ── Breadcrumb ──────────────────────────────────────────────────────── */
.detail-breadcrumb {
  display: flex;
  align-items: center;
  min-height: 1.5rem;
}

.detail-breadcrumb ol {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0;
  font-size: var(--font-size-sm);
}

.detail-breadcrumb li {
  display: flex;
  align-items: center;
}

/* Separator between crumbs (visual only, not read by screen readers) */
.detail-breadcrumb li + li::before {
  content: "/";
  color: var(--muted);
  margin: 0 var(--space-xs);
  font-weight: 300;
}

.breadcrumb-link {
  background: none;
  border: none;
  color: var(--muted);
  font-family: var(--font);
  font-size: var(--font-size-sm);
  cursor: pointer;
  padding: 0;
  text-decoration: none;
}

.breadcrumb-link:hover {
  color: var(--accent);
  text-decoration: underline;
}

.breadcrumb-current {
  color: var(--ink);
  font-weight: 600;
}

/* ── Map toolbar ──────────────────────────────────────────────────────── */
.map-toolbar {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
}

.control-label {
  font-size: var(--font-size-sm);
  color: var(--muted);
  font-weight: 500;
}

.control-value {
  font-size: var(--font-size-sm);
  color: var(--ink);
  font-weight: 600;
  min-width: 1em;
  text-align: center;
}

.map-control {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  color: var(--muted);
  cursor: pointer;
}

.map-control input[type="range"] {
  width: 100px;
  height: 4px;
  accent-color: var(--accent);
  cursor: pointer;
}

.map-control input[type="checkbox"] {
  accent-color: var(--accent);
  cursor: pointer;
}

.toggle-label {
  user-select: none;
}

.map-export {
  margin-left: auto;
  color: var(--muted);
  opacity: 0.6;
  transition: opacity 0.15s;
}

.map-export:hover {
  opacity: 1;
  color: var(--accent);
}

/* ── Map filter toggle ────────────────────────────────────────────────── */
.map-filter-toggle {
  color: var(--muted);
  opacity: 0.6;
  transition: opacity 0.15s;
}

.map-filter-toggle:hover,
.map-filter-toggle.active {
  opacity: 1;
  color: var(--accent);
}

/* ── Map filters drawer ───────────────────────────────────────────────── */
.map-filters {
  display: none;
  gap: var(--space-lg);
  padding: var(--space-sm) var(--space-md);
  border-top: 1px solid var(--border);
  background: var(--surface-alt);
}

.map-filters:not([hidden]) {
  display: flex;
}

.map-filter-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.map-filter-label {
  font-size: 0.6875rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.filter-input-wrap {
  position: relative;
}

.filter-input {
  width: 100%;
  padding: 4px 8px;
  font-size: var(--font-size-sm);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font);
}

.filter-input:focus {
  outline: none;
  border-color: var(--accent);
}

.filter-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 20;
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  max-height: 180px;
  overflow-y: auto;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.filter-dropdown-item {
  padding: 4px 8px;
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: background 0.1s;
}

.filter-dropdown-item:hover {
  background: var(--surface-alt);
}

.filter-dropdown-item.disabled {
  opacity: 0.4;
  cursor: default;
}

.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.filter-tag {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 2px 6px;
  font-size: 0.75rem;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: 10px;
  color: var(--ink);
}

.filter-tag-remove {
  display: inline-flex;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.1s;
}

.filter-tag-remove:hover {
  opacity: 1;
}

.filter-tag-remove .btn-svg-icon {
  width: 10px;
  height: 10px;
}

/* iOS-style 2D/3D toggle switch */
.map-mode-switch {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
}

.map-mode-switch .mode-label {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--muted);
  transition: color 0.2s;
}

.map-mode-switch .mode-label[data-mode="2d"] {
  color: var(--accent);
}

.map-mode-switch input[type="checkbox"]:checked ~ .mode-label[data-mode="3d"] {
  color: var(--accent);
}

.map-mode-switch input[type="checkbox"]:checked ~ .mode-label[data-mode="2d"],
.map-mode-switch input[type="checkbox"]:checked + .mode-slider + .mode-label[data-mode="2d"] {
  color: var(--muted);
}

/* The labels are siblings: 2D label is before the checkbox, so use :has */
.map-mode-switch:has(input:checked) .mode-label[data-mode="2d"] {
  color: var(--muted);
}

.map-mode-switch:has(input:checked) .mode-label[data-mode="3d"] {
  color: var(--accent);
}

.map-mode-switch:has(input:not(:checked)) .mode-label[data-mode="2d"] {
  color: var(--accent);
}

.map-mode-switch:has(input:not(:checked)) .mode-label[data-mode="3d"] {
  color: var(--muted);
}

.map-mode-switch input[type="checkbox"] {
  display: none;
}

.mode-slider {
  position: relative;
  width: 34px;
  height: 18px;
  background: var(--border);
  border-radius: 9px;
  transition: background 0.2s;
}

.mode-slider::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  background: white;
  border-radius: 50%;
  box-shadow: 0 1px 2px rgba(0,0,0,0.2);
  transition: transform 0.2s;
}

.map-mode-switch input[type="checkbox"]:checked + .mode-slider {
  background: var(--accent);
}

.map-mode-switch input[type="checkbox"]:checked + .mode-slider::after {
  transform: translateX(16px);
}

/* Contenedor del mapa D3 / 3D */
.map-content {
  padding: 0 !important;
  position: relative;
  overflow: hidden;
}

.map-content svg {
  width: 100%;
  height: 100%;
}

.map-content canvas {
  width: 100% !important;
  height: 100% !important;
}

/* Nodos del grafo (modo título) */
.map-node text {
  fill: var(--ink);
  pointer-events: all;
  text-anchor: middle;
  cursor: pointer;
  transition: opacity 0.15s;
}

.map-link {
  stroke: var(--muted);
  stroke-opacity: 0.15;
}

.map-link.strong {
  stroke: var(--accent);
  stroke-opacity: 0.4;
}

.map-link.proximity {
  stroke: var(--muted);
  stroke-opacity: 0.12;
}

/* Panel derecho: detalle del tema */
.theme-section {
  margin-bottom: var(--space-lg);
}

.theme-section-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.theme-color-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.theme-section-header h3 {
  font-size: var(--font-size-base);
  font-weight: 600;
}

.theme-title-input {
  flex: 1;
  font-size: var(--font-size-lg);
  font-weight: 600;
  border: none;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--ink);
  padding: var(--space-xs) 0;
  outline: none;
  font-family: var(--font);
}

.theme-title-input:focus {
  border-bottom-color: var(--accent);
}

.theme-concepts {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-xs);
}

/* Concept tags */
.concept-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border: 1px solid;
  border-radius: 12px;
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--duration) var(--ease);
}

.concept-tag:hover {
  filter: brightness(1.1);
}

.concept-tag.removable .tag-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font-size: 0.625rem;
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.15s;
  margin-left: 2px;
  padding: 0;
}

.concept-tag.removable:hover .tag-remove {
  opacity: 0.6;
}

.concept-tag.removable .tag-remove:hover {
  opacity: 1;
  background: var(--danger, #c44);
  color: white;
}

.concept-tag.addable {
  border-style: dashed;
  opacity: 0.6;
}

.concept-tag.addable:hover {
  opacity: 1;
  border-style: solid;
  background: var(--accent-light);
  border-color: var(--accent);
}

.ungrouped-picker {
  margin-bottom: 0;
}

/* Editor de notas */
.note-editor {
  margin-top: var(--space-md);
}

.note-editor label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
}

.note-editor textarea {
  width: 100%;
  min-height: 200px;
  max-height: 60vh;
  resize: vertical;
  font-family: var(--font-reading);
  font-size: 1rem;
  line-height: 1.7;
  padding: var(--space-md);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s;
}

.note-editor textarea:focus {
  border-color: var(--accent);
}

/* ── Toggle conceptos ─────────────────────────────────────────────────── */
.btn-toggle-concepts {
  background: none;
  border: none;
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--accent);
  padding: 0;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font);
}

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

/* ── Chevron icons ────────────────────────────────────────────────────── */
.chevron-icon {
  width: 16px;
  height: 16px;
  vertical-align: middle;
  opacity: 0.6;
  transition: opacity 0.15s;
  filter: var(--icon-filter, none);
}

.btn-toggle-concepts:hover .chevron-icon,
.btn-icon-only:hover .chevron-icon {
  opacity: 1;
}

.btn-icon-only {
  background: none;
  border: none;
  padding: 2px;
  cursor: pointer;
  display: flex;
  align-items: center;
}

/* ── Concept label en excerpt items del tema ──────────────────────────── */
.excerpt-concept-label {
  font-weight: 600;
  font-size: var(--font-size-sm);
  color: var(--accent);
  margin-bottom: 2px;
}

.theme-excerpts-section {
  margin-top: var(--space-md);
}

/* Notas de concepto */
.concept-notes-section {
  margin-bottom: var(--space-md);
}

.concept-note {
  padding: var(--space-sm) var(--space-md);
  background: var(--surface-alt);
  border-radius: var(--radius);
  margin-bottom: var(--space-xs);
}

.concept-note-text {
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--ink);
  white-space: pre-wrap;
}

.concept-note-meta {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: var(--space-xs);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.concept-note-textarea {
  width: 100%;
  font-family: var(--font);
  font-size: var(--font-size-sm);
  line-height: 1.5;
  padding: var(--space-xs);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  resize: vertical;
  margin-bottom: var(--space-xs);
}

.concept-note-add {
  margin-top: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.concept-note-add textarea {
  font-family: var(--font);
  font-size: var(--font-size-sm);
  line-height: 1.5;
  padding: var(--space-sm);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  resize: vertical;
}

.concept-note-add .btn-sm {
  align-self: flex-end;
}

/* Lista de excerpts en el detalle */
.excerpt-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.excerpt-item {
  padding: var(--space-sm) var(--space-md);
  background: var(--surface);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  cursor: pointer;
  transition: all var(--duration) var(--ease);
}

.excerpt-item:hover {
  background: var(--mark-bg);
}

.excerpt-quote {
  font-family: var(--font-reading);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--ink);
  white-space: pre-wrap;
}

.excerpt-meta {
  display: flex;
  align-items: baseline;
  gap: var(--space-xs);
  margin-top: var(--space-xs);
  font-size: var(--font-size-sm);
  line-height: 1.4;
}

.excerpt-meta strong {
  color: var(--ink);
  font-weight: 600;
}

.excerpt-meta-arrow {
  color: var(--muted);
}

.excerpt-meta-source {
  color: var(--muted);
  font-style: italic;
}

.excerpt-source {
  font-size: 0.6875rem;
  color: var(--muted);
  margin-top: var(--space-xs);
}

/* Grupo sin tema */
.ungrouped-section {
  border-top: 1px dashed var(--border);
  padding-top: var(--space-md);
  margin-top: var(--space-md);
}

/* Nuevo tema */
.new-theme-form {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.new-theme-form input {
  flex: 1;
}