/* ============================================================
   Wiki Linking — Autocomplete & Link Bar
   ============================================================ */

.wiki-editor-wrap {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* Autocomplete dropdown */
.wiki-autocomplete {
  position: absolute;
  z-index: 50;
  min-width: 260px;
  max-width: 360px;
  max-height: 280px;
  overflow-y: auto;
  padding: 8px;
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: opacity var(--duration-fast) var(--ease-out),
              transform var(--duration-fast) var(--ease-out),
              visibility var(--duration-fast) var(--ease-out);
  pointer-events: none;
}

.wiki-autocomplete.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.wiki-ac__label {
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-tertiary);
  padding: 4px 8px 8px;
}

.wiki-ac__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.wiki-ac__item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  width: 100%;
  padding: 10px 12px;
  text-align: left;
  font-family: inherit;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-out);
}

.wiki-ac__item:hover,
.wiki-ac__item.is-selected {
  background-color: var(--color-accent-soft);
}

.wiki-ac__item-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.wiki-ac__item-hint {
  font-size: 11px;
  color: var(--color-text-tertiary);
  line-height: 1.35;
}

.wiki-ac__empty {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  padding: 8px 12px 4px;
  line-height: var(--line-height-relaxed);
}

/* Link preview bar */
.wiki-link-bar {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 16px;
  padding: 12px 14px;
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.wiki-link-bar__label {
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-tertiary);
  padding-top: 6px;
  flex-shrink: 0;
}

.wiki-link-bar__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.wiki-link-bar__empty {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  margin: 0;
  line-height: 1.6;
}

.wiki-link-bar__empty kbd {
  display: inline-block;
  padding: 1px 5px;
  font-size: 10px;
  font-family: inherit;
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

.wiki-link-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  font-family: inherit;
  border-radius: var(--radius-full);
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color var(--duration-fast) var(--ease-out),
              transform var(--duration-fast) var(--ease-out);
}

.wiki-link-chip--resolved {
  color: var(--color-accent);
  background-color: var(--color-accent-soft);
  border-color: color-mix(in srgb, var(--color-accent) 20%, transparent);
}

.wiki-link-chip--resolved:hover {
  background-color: var(--color-accent-muted);
  transform: translateY(-1px);
}

.wiki-link-chip--broken {
  color: var(--color-text-tertiary);
  background-color: var(--color-bg-elevated);
  border-color: var(--color-border);
  cursor: default;
  opacity: 0.7;
}

.wiki-hint {
  margin-top: 8px;
  font-size: 11px;
  color: var(--color-text-tertiary);
  flex-shrink: 0;
}

.wiki-hint kbd {
  display: inline-block;
  padding: 1px 5px;
  font-size: 10px;
  font-family: inherit;
  background-color: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: 4px;
}

@media (max-width: 768px) {
  .wiki-link-bar {
    flex-direction: column;
    gap: 8px;
  }

  .wiki-link-bar__label {
    padding-top: 0;
  }

  .wiki-autocomplete {
    left: 0 !important;
    right: 0;
    max-width: none;
  }
}

/* ============================================================
   Selection → Knowledge Base toolbar
   ============================================================ */

.kb-sel-toolbar {
  position: fixed;
  z-index: 10080;
  width: min(320px, calc(100vw - 16px));
  padding: 10px;
  background: var(--color-bg-elevated, #1e293b);
  border: 1px solid var(--color-border, rgba(255, 255, 255, 0.12));
  border-radius: 12px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
  animation: kb-sel-enter 0.18s ease-out;
}

@keyframes kb-sel-enter {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.kb-sel-toolbar__preview {
  font-size: 12px;
  line-height: 1.4;
  color: var(--color-text-secondary, #94a3b8);
  padding: 4px 6px 10px;
  border-bottom: 1px solid var(--color-border, rgba(255, 255, 255, 0.08));
  margin-bottom: 10px;
}

.kb-sel-toolbar__actions {
  display: flex;
  gap: 8px;
}

.kb-sel-toolbar__btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 10px;
  border-radius: 8px;
  border: 1px solid var(--color-border, rgba(255, 255, 255, 0.12));
  background: var(--color-bg-subtle, rgba(255, 255, 255, 0.04));
  color: var(--color-text-primary, #f1f5f9);
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.kb-sel-toolbar__btn:hover {
  background: var(--color-accent-soft, rgba(14, 165, 233, 0.12));
  border-color: color-mix(in srgb, var(--color-accent, #0ea5e9) 35%, transparent);
}

.kb-sel-toolbar__btn--primary {
  background: linear-gradient(135deg, #0ea5e9, #6366f1);
  border-color: transparent;
  color: #fff;
}

.kb-sel-toolbar__btn--primary:hover {
  filter: brightness(1.06);
  background: linear-gradient(135deg, #0ea5e9, #6366f1);
}

.kb-sel-toolbar__btn-icon {
  font-size: 14px;
  line-height: 1;
}

.kb-sel-toolbar__header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.kb-sel-toolbar__back {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid var(--color-border, rgba(255, 255, 255, 0.12));
  background: transparent;
  color: var(--color-text-secondary, #94a3b8);
  cursor: pointer;
  font-size: 14px;
}

.kb-sel-toolbar__back:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-text-primary, #f1f5f9);
}

.kb-sel-toolbar__title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-tertiary, #64748b);
}

.kb-sel-toolbar__search {
  width: 100%;
  box-sizing: border-box;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--color-border, rgba(255, 255, 255, 0.12));
  background: var(--color-bg, #0f1419);
  color: var(--color-text-primary, #f1f5f9);
  font-size: 13px;
  font-family: inherit;
  margin-bottom: 8px;
}

.kb-sel-toolbar__search:focus {
  outline: none;
  border-color: var(--color-accent, #0ea5e9);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
}

.kb-sel-toolbar__label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-tertiary, #64748b);
  margin-bottom: 4px;
}

.kb-sel-toolbar__hint {
  font-size: 11px;
  color: var(--color-text-tertiary, #64748b);
  margin: 0 0 10px;
  line-height: 1.4;
}

.kb-sel-toolbar__list {
  max-height: 220px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.kb-sel-toolbar__item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  width: 100%;
  padding: 8px 10px;
  text-align: left;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: inherit;
  font-family: inherit;
  cursor: pointer;
}

.kb-sel-toolbar__item:hover {
  background: var(--color-accent-soft, rgba(14, 165, 233, 0.12));
}

.kb-sel-toolbar__item-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-primary, #f1f5f9);
}

.kb-sel-toolbar__item-sub {
  font-size: 11px;
  color: var(--color-text-tertiary, #64748b);
  line-height: 1.35;
}

.kb-sel-toolbar__empty {
  font-size: 12px;
  color: var(--color-text-secondary, #94a3b8);
  padding: 12px 8px;
  margin: 0;
  text-align: center;
}

/* Wiki links in beautiful preview */
.md-wiki-link,
.beautiful-note .md-wiki-link {
  color: var(--color-accent, #0ea5e9);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px dashed color-mix(in srgb, var(--color-accent, #0ea5e9) 50%, transparent);
  cursor: pointer;
}

.md-wiki-link:hover {
  border-bottom-style: solid;
}