/* WorkflowSettingsPanel (U6 / KTD-1/KTD-2) — sibling of the fields/column panels.
 * Mirrors .wf-fields-panel layout so the panels read side-by-side; adds an
 * internal tab pair (Definitions / Values). Design tokens only; animations use
 * --duration-* and muted text uses --text-muted. */

/* Wrapper div carries the scroll-into-view ref for `?panel=settings` deep links;
 * it must not interfere with the editor's flex-row panel layout. */
.wf-settings-panel-wrap {
  display: flex;
  min-height: 0;
}

.wf-settings-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  width: 320px;
  min-width: 300px;
  padding: var(--space-md);
  border-left: 1px solid var(--border);
  overflow-y: auto;
  color: var(--text);
}

.wf-settings-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wf-settings-tabs {
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--border);
}

.wf-settings-tab {
  flex: 1;
  padding: 6px 8px;
  font-size: 0.72rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--duration-fast) ease, border-color var(--duration-fast) ease;
}

.wf-settings-tab.is-active {
  color: var(--text);
  border-bottom-color: var(--accent, #4f7cff);
}

.wf-settings-tabpanel {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.wf-settings-tabpanel-head {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.wf-settings-add,
.wf-settings-save-values,
.wf-settings-option-add {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.wf-settings-empty {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin: 0;
}

.wf-settings-note {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  font-size: 0.7rem;
}

.wf-settings-note--info {
  color: var(--text-muted);
}

.wf-settings-note--muted {
  color: var(--text-muted);
}

.wf-settings-note--warn {
  color: var(--ws-warning, #f59e0b);
}

/* ── Definitions list ── */

.wf-settings-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.wf-setting-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.wf-setting-item-head {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.wf-setting-name {
  flex: 1;
  min-width: 0;
}

.wf-setting-id-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.wf-setting-id-static {
  font-family: var(--font-mono, monospace);
  font-size: 0.7rem;
  color: var(--text-muted);
  background: var(--surface-2, rgba(255, 255, 255, 0.04));
  padding: 1px 6px;
  border-radius: var(--radius-sm);
}

.wf-setting-id-edit {
  font-size: 0.65rem;
  background: none;
  border: none;
  color: var(--accent, #4f7cff);
  cursor: pointer;
  padding: 0;
}

.wf-setting-id-warn {
  display: flex;
  align-items: center;
  gap: 4px;
  width: 100%;
  margin: 0;
  font-size: 0.65rem;
  color: var(--ws-warning, #f59e0b);
}

.wf-setting-row {
  display: flex;
  align-items: flex-end;
  gap: var(--space-sm);
}

.wf-setting-sub {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
  font-size: 0.7rem;
  color: var(--text-muted);
}

.wf-setting-sub > span {
  font-size: 0.65rem;
  text-transform: uppercase;
  color: var(--text-muted);
}

.wf-setting--checkbox {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.7rem;
  color: var(--text-muted);
}

.wf-setting-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding-top: var(--space-xs);
  border-top: 1px dashed var(--border);
}

.wf-setting-options-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  color: var(--text-muted);
}

.wf-setting-option-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.wf-setting-option-value,
.wf-setting-option-label {
  flex: 1;
  min-width: 0;
}

.wf-setting-option-colors {
  display: inline-flex;
  gap: 2px;
}

.wf-setting-color-swatch {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 1px solid var(--border);
  padding: 0;
  cursor: pointer;
}

.wf-setting-color-swatch.is-active {
  outline: 2px solid var(--text);
  outline-offset: 1px;
}

/* ── Values tab ── */

.wf-settings-values-head {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.wf-settings-values-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.wf-settings-value-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.wf-settings-value-group-title {
  margin: 0;
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0;
}

.wf-settings-value-item {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.wf-settings-customized {
  align-self: flex-start;
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent, #4f7cff);
}

.wf-settings-reset-hint {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  font-size: 0.65rem;
  color: var(--text-muted);
}

/* ── Orphaned disclosure ── */

.wf-settings-orphaned {
  border-top: 1px dashed var(--border);
  padding-top: var(--space-xs);
}

.wf-settings-orphaned-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.72rem;
  cursor: pointer;
  padding: 0;
}

.wf-settings-orphaned-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding-top: var(--space-xs);
}

.wf-settings-orphaned-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.wf-settings-orphaned-row {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.wf-settings-orphan-id {
  font-family: var(--font-mono, monospace);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.wf-settings-orphan-value {
  flex: 1;
  min-width: 0;
  font-size: 0.7rem;
  color: var(--text-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wf-settings-orphan-delete {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0;
}

@media (max-width: 768px) {
  .wf-settings-panel-wrap {
    flex-direction: column;
  }

  .wf-settings-panel {
    width: 100%;
    min-width: 0;
    padding: var(--space-sm);
    border-left: none;
    border-top: 1px solid var(--border);
  }

  .wf-setting-row,
  .wf-setting-option-row,
  .wf-settings-orphaned-row {
    flex-wrap: wrap;
  }
}