dataflow-rs 2.1.5

/* ============================================
   ROOT AND VISUALIZER LAYOUT
   ============================================ */

/* Root */
.df-root {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--df-text-primary);
  height: 100%;
  width: 100%;
}

/* Visualizer */
.df-visualizer {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--df-bg-secondary);
  border-radius: 8px;
  overflow: hidden;
}

/* Clean visualizer (no chrome) */
.df-visualizer-clean {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
  background: var(--df-bg-secondary);
  overflow: hidden;
}

/* Split layout visualizer (vertical) */
.df-visualizer-split {
  display: flex;
  flex-direction: column;
  height: 100%;
  width: 100%;
  background: var(--df-bg-secondary);
  overflow: hidden;
}

.df-visualizer-top {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  border-bottom: 1px solid var(--df-border-color);
}

.df-visualizer-bottom {
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* Horizontal layout visualizer (tree on left, details on right) */
.df-visualizer-horizontal {
  display: flex;
  flex-direction: row;
  height: 100%;
  width: 100%;
  background: var(--df-bg-secondary);
  overflow: hidden;
}

.df-visualizer-left {
  height: 100%;
  overflow: hidden;
  background: var(--df-bg-primary);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--df-border-color);
}

.df-visualizer-left-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background: var(--df-bg-secondary);
  border-bottom: 1px solid var(--df-border-color);
  flex-shrink: 0;
}

.df-visualizer-left-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--df-text-secondary);
}

.df-visualizer-left-content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}

.df-visualizer-divider {
  width: 1px;
  height: 100%;
  background: var(--df-border-color);
  cursor: col-resize;
  flex-shrink: 0;
  transition: all 0.15s ease;
  position: relative;
}

.df-visualizer-divider::after {
  content: '';
  position: absolute;
  top: 0;
  left: -3px;
  right: -3px;
  bottom: 0;
  background: transparent;
}

.df-visualizer-divider:hover,
.df-divider-active {
  background: var(--df-accent-primary);
  width: 2px;
}

.df-visualizer-horizontal.df-dragging {
  cursor: col-resize;
  user-select: none;
}

.df-visualizer-right {
  flex: 1;
  min-width: 0;
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--df-bg-primary);
}

.df-visualizer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--df-bg-primary);
  border-bottom: 1px solid var(--df-border-color);
}

.df-visualizer-title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--df-text-primary);
}

.df-visualizer-toolbar {
  display: flex;
  gap: 12px;
  align-items: center;
}

.df-visualizer-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}

.df-visualizer-footer {
  padding: 12px 20px;
  background: var(--df-bg-primary);
  border-top: 1px solid var(--df-border-color);
}

.df-workflow-count {
  font-size: 13px;
  color: var(--df-text-tertiary);
}

/* ============================================
   SEARCH INPUT
   ============================================ */

.df-search-input {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--df-bg-secondary);
  border: 1px solid var(--df-border-color);
  border-radius: 6px;
  min-width: 280px;
}

.df-search-input:focus-within {
  border-color: var(--df-accent-primary);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.df-search-icon {
  color: var(--df-text-muted);
  flex-shrink: 0;
}

.df-search-field {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 14px;
  color: var(--df-text-primary);
  outline: none;
}

.df-search-field::placeholder {
  color: var(--df-text-muted);
}

.df-search-clear {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  background: transparent;
  border: none;
  border-radius: 4px;
  color: var(--df-text-muted);
  cursor: pointer;
}

.df-search-clear:hover {
  background: var(--df-bg-hover);
  color: var(--df-text-secondary);
}

/* ============================================
   RULES LIST VIEW
   ============================================ */

.df-rules-list-view {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.df-rules-list-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 4px;
}

.df-action-button {
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--df-text-secondary);
  background: var(--df-bg-primary);
  border: 1px solid var(--df-border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.df-action-button:hover {
  background: var(--df-bg-hover);
  border-color: var(--df-border-color-strong);
}

.df-workflow-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ============================================
   WORKFLOW CARD
   ============================================ */

.df-workflow-card {
  background: var(--df-bg-primary);
  border: 1px solid var(--df-border-color);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--df-shadow);
}

.df-workflow-card-expanded {
  border-color: var(--df-border-color-strong);
}

.df-workflow-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  user-select: none;
  transition: background 0.15s ease;
}

.df-workflow-header:hover {
  background: var(--df-bg-hover);
}

.df-workflow-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--df-text-tertiary);
}

.df-workflow-title {
  flex: 1;
  min-width: 0;
}

.df-workflow-name {
  font-weight: 600;
  color: var(--df-text-primary);
}

.df-workflow-description {
  display: block;
  font-size: 13px;
  color: var(--df-text-tertiary);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.df-workflow-meta {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: var(--df-text-tertiary);
}

.df-workflow-priority {
  font-weight: 500;
}

.df-workflow-settings {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  background: transparent;
  border: none;
  border-radius: 4px;
  color: var(--df-text-muted);
  cursor: pointer;
  opacity: 0;
  transition: all 0.15s ease;
}

.df-workflow-header:hover .df-workflow-settings {
  opacity: 1;
}

.df-workflow-settings:hover {
  background: var(--df-bg-tertiary);
  color: var(--df-text-secondary);
}

.df-workflow-body {
  padding: 16px;
  border-top: 1px solid var(--df-border-color);
  background: var(--df-bg-secondary);
}

.df-workflow-collapsed-info {
  padding: 0 16px 14px;
}

.df-section-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--df-text-tertiary);
  margin-bottom: 8px;
}

.df-workflow-condition-section {
  margin-bottom: 16px;
}

.df-workflow-condition {
  background: var(--df-bg-primary);
  border: 1px solid var(--df-border-color);
  border-radius: 6px;
  padding: 12px;
}

.df-condition-code {
  margin: 0;
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
  font-size: 13px;
  color: var(--df-text-secondary);
  white-space: pre-wrap;
  word-break: break-all;
}

.df-condition-always-text {
  color: var(--df-text-muted);
  font-style: italic;
}

.df-workflow-tasks-section {
  margin-bottom: 8px;
}

.df-task-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.df-workflow-footer {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--df-border-color);
}

.df-continue-on-error {
  font-size: 12px;
  color: var(--df-warning);
}

/* ============================================
   TASK ROW
   ============================================ */

.df-task-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  background: var(--df-bg-primary);
  border: 1px solid var(--df-border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.df-task-row:hover {
  border-color: var(--df-border-color-strong);
  box-shadow: var(--df-shadow);
}

.df-task-row-highlighted {
  border-color: var(--df-accent-primary);
  background: rgba(59, 130, 246, 0.05);
}

.df-task-index {
  font-size: 13px;
  font-weight: 500;
  color: var(--df-text-muted);
  min-width: 24px;
}

.df-task-info {
  flex: 1;
  min-width: 0;
}

.df-task-name-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.df-task-name {
  font-weight: 500;
  color: var(--df-text-primary);
}

.df-task-subtitle {
  display: block;
  font-size: 12px;
  color: var(--df-text-muted);
  margin-top: 2px;
}

.df-task-chevron {
  color: var(--df-text-muted);
  flex-shrink: 0;
}

/* ============================================
   FUNCTION TYPE BADGE
   ============================================ */

.df-function-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--df-spacing-xs);
  padding: 2px var(--df-spacing-sm);
  font-size: 11px;
  font-weight: 500;
  border-radius: 4px;
}

.df-function-badge-map {
  color: var(--df-function-map);
  background: color-mix(in srgb, var(--df-function-map) 15%, transparent);
}

.df-function-badge-validation {
  color: var(--df-function-validation);
  background: color-mix(in srgb, var(--df-function-validation) 15%, transparent);
}

.df-function-badge-custom {
  color: var(--df-function-custom);
  background: color-mix(in srgb, var(--df-function-custom) 15%, transparent);
}

/* ============================================
   CONDITION BADGE
   ============================================ */

.df-condition-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  font-size: 12px;
  border-radius: 4px;
  cursor: default;
  position: relative;
}

.df-condition-always {
  color: var(--df-success);
  background: color-mix(in srgb, var(--df-success) 15%, transparent);
}

.df-condition-conditional {
  color: var(--df-text-secondary);
  background: var(--df-bg-tertiary);
}

.df-condition-tooltip {
  z-index: 10000;
  min-width: 200px;
  max-width: var(--df-tooltip-width);
  max-height: var(--df-tooltip-max-height);
  overflow: hidden;
  background: #1e293b;
  border: 1px solid #334155;
  border-radius: 8px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.df-condition-tooltip-header {
  padding: var(--df-spacing-sm) var(--df-spacing-md);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #94a3b8;
  background: #0f172a;
  border-bottom: 1px solid #334155;
}

.df-condition-tooltip-content {
  padding: var(--df-spacing-sm);
  max-height: calc(var(--df-tooltip-max-height) - 40px);
  overflow: auto;
}

.df-condition-tooltip-editor {
  width: 100%;
  min-height: 100px;
}

/* ============================================
   EMPTY STATE
   ============================================ */

.df-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
  color: var(--df-text-tertiary);
}

.df-empty-state p {
  margin: 0 0 16px;
}

/* ============================================
   JSON VIEWER
   ============================================ */

.df-json-viewer {
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
  font-size: 13px;
  line-height: 1.5;
}

.df-json-node {
  padding-left: 16px;
}

.df-json-node:first-child {
  padding-left: 0;
}

.df-json-key {
  color: var(--df-accent-primary);
}

.df-json-colon {
  color: var(--df-text-muted);
}

.df-json-string {
  color: var(--df-success);
}

.df-json-number {
  color: var(--df-warning);
}

.df-json-boolean {
  color: var(--df-accent-secondary);
}

.df-json-null,
.df-json-undefined {
  color: var(--df-text-muted);
}

.df-json-bracket {
  color: var(--df-text-secondary);
}

.df-json-comma {
  color: var(--df-text-muted);
}

.df-json-preview {
  color: var(--df-text-muted);
  font-style: italic;
}

.df-json-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  margin-right: 4px;
  background: transparent;
  border: none;
  color: var(--df-text-muted);
  cursor: pointer;
}

.df-json-toggle:hover {
  color: var(--df-text-secondary);
}

.df-json-children {
  margin-left: 8px;
}

/* ============================================
   FLOW VIEW - Horizontal Workflow Flow
   ============================================ */

.df-flow-view {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.df-flow-scroll {
  flex: 1;
  overflow: auto;
  padding: 24px;
}

.df-flow-container {
  display: flex;
  align-items: flex-start;
  gap: 0;
  min-width: min-content;
}

/* Node wrapper - contains connector + node */
.df-flow-node-wrapper {
  display: flex;
  align-items: flex-start;
  flex-shrink: 0;
}

/* Arrow connectors */
.df-flow-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 48px;
  color: var(--df-text-muted);
  flex-shrink: 0;
}

/* Start and End nodes */
.df-flow-start-node,
.df-flow-end-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 16px;
  min-width: 80px;
  height: 48px;
  background: var(--df-bg-primary);
  border: 2px solid var(--df-accent-primary);
  border-radius: 8px;
  color: var(--df-accent-primary);
  font-weight: 600;
  font-size: 12px;
  flex-shrink: 0;
}

.df-flow-start-node {
  flex-direction: row;
}

.df-flow-end-node {
  flex-direction: row;
  border-color: var(--df-success);
  color: var(--df-success);
}

/* Individual workflow column */
.df-flow-column {
  display: flex;
  flex-direction: column;
  width: 240px;
  background: var(--df-bg-primary);
  border: 1px solid var(--df-border-color);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--df-shadow);
  flex-shrink: 0;
}

.df-flow-workflow-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  background: var(--df-accent-primary);
  color: white;
  cursor: pointer;
  transition: background 0.15s ease;
}

.df-flow-workflow-header:hover {
  background: var(--df-accent-secondary);
}

.df-flow-workflow-priority {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  flex-shrink: 0;
}

.df-flow-workflow-name {
  flex: 1;
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Condition icon badge (tick/branch) */
.df-condition-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border-radius: 4px;
  flex-shrink: 0;
  cursor: default;
}

.df-condition-icon-always {
  color: var(--df-success);
  background: color-mix(in srgb, var(--df-success) 15%, transparent);
}

.df-condition-icon-conditional {
  color: var(--df-warning);
  background: color-mix(in srgb, var(--df-warning) 15%, transparent);
}

/* Workflow header condition icons */
.df-flow-workflow-header .df-condition-icon-always {
  color: #4ade80;
  background: rgba(74, 222, 128, 0.2);
}

.df-flow-workflow-header .df-condition-icon-conditional {
  color: #fbbf24;
  background: rgba(251, 191, 36, 0.2);
}

/* Task list within workflow */
.df-flow-tasks {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px;
}

/* Individual task card */
.df-flow-task {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px;
  background: var(--df-bg-secondary);
  border: 1px solid var(--df-border-color);
  border-radius: 6px;
  transition: all 0.15s ease;
}

.df-flow-task:hover {
  border-color: var(--df-border-color-strong);
  box-shadow: var(--df-shadow);
}

.df-flow-task-highlighted {
  border-color: var(--df-accent-primary);
  background: rgba(59, 130, 246, 0.05);
}

/* Task header row */
.df-flow-task-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

.df-flow-task-index {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  font-size: 10px;
  font-weight: 600;
  color: var(--df-text-muted);
  background: var(--df-bg-tertiary);
  border-radius: 50%;
  flex-shrink: 0;
}

.df-flow-task-name {
  flex: 1;
  font-weight: 500;
  font-size: 12px;
  color: var(--df-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Task function row */
.df-flow-task-function {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-top: 6px;
  border-top: 1px solid var(--df-border-color);
}

.df-flow-task-details-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  font-size: 11px;
  font-weight: 500;
  color: var(--df-accent-primary);
  background: transparent;
  border: 1px solid var(--df-border-color);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.df-flow-task-details-link:hover {
  background: var(--df-bg-hover);
  border-color: var(--df-accent-primary);
}

/* ============================================
   DETAILS PANEL - VSCode Editor Style
   ============================================ */

.df-details-panel {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--df-bg-primary);
  overflow: hidden;
}

.df-details-empty {
  display: flex;
  align-items: center;
  justify-content: center;
}

.df-details-no-header .df-details-content {
  padding-top: 12px;
}

.df-details-empty-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  color: var(--df-text-muted);
  text-align: center;
  padding: 48px 24px;
}

.df-details-empty-content p {
  font-size: 14px;
  line-height: 1.6;
  max-width: 280px;
}

.df-details-empty-icon {
  opacity: 0.4;
  color: var(--df-text-muted);
}

.df-details-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--df-spacing-md);
  padding: 10px 16px;
  background: var(--df-bg-secondary);
  border-bottom: 1px solid var(--df-border-color);
  flex-shrink: 0;
}

.df-details-header-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.df-details-header-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--df-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.df-details-header-subtitle {
  font-size: 11px;
  color: var(--df-text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.df-details-close {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
  background: transparent;
  border: none;
  border-radius: 4px;
  color: var(--df-text-muted);
  cursor: pointer;
  transition: all 0.1s;
}

.df-details-close:hover {
  background: var(--df-bg-hover);
  color: var(--df-text-primary);
}

.df-details-content {
  flex: 1;
  overflow: hidden;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--df-bg-secondary);
}

.df-details-logic-editor {
  flex: 1;
  min-height: 200px;
  height: 100%;
  width: 100%;
  background: var(--df-bg-primary);
  border: 1px solid var(--df-border-color);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.df-details-logic-editor .df-datalogic-viewer {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
}

.df-details-task-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* Split View Layout (left list, right diagram) */
.df-details-split-view {
  display: flex;
  gap: 16px;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.df-details-split-left {
  display: flex;
  flex-direction: column;
  width: 220px;
  min-width: 180px;
  flex-shrink: 0;
  overflow: hidden;
}

.df-details-split-right {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
  overflow: hidden;
  gap: 8px;
}

/* Validation Rules List */
.df-validation-rules-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
  flex: 1;
}

.df-validation-rule-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--df-bg-secondary);
  border: 1px solid var(--df-border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.df-validation-rule-item:hover {
  background: var(--df-bg-hover);
  border-color: var(--df-border-color-strong);
}

.df-validation-rule-item.df-rule-selected {
  background: color-mix(in srgb, var(--df-accent-primary) 15%, transparent);
  border-color: var(--df-accent-primary);
}

.df-rule-index {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  font-size: 11px;
  font-weight: 600;
  color: var(--df-text-muted);
  background: var(--df-bg-tertiary);
  border-radius: 50%;
  flex-shrink: 0;
}

.df-validation-rule-item.df-rule-selected .df-rule-index {
  background: var(--df-accent-primary);
  color: white;
}

.df-rule-message {
  font-size: 13px;
  color: var(--df-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.df-details-sections {
  display: flex;
  gap: 16px;
}

.df-details-section {
  flex: 1;
  min-width: 0;
}

.df-details-section-title {
  margin: 0 0 8px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--df-text-tertiary);
}

.df-details-code {
  margin: 0;
  padding: 12px;
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
  font-size: 12px;
  line-height: 1.6;
  background: var(--df-bg-secondary);
  border: 1px solid var(--df-border-color);
  border-radius: 6px;
  overflow: auto;
  max-height: 150px;
}

/* Clickable condition icon */
.df-condition-icon-clickable {
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}

.df-condition-icon-clickable:hover {
  transform: scale(1.1);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.df-condition-icon-selected {
  box-shadow: 0 0 0 2px var(--df-accent-primary);
}

/* Selected states */
.df-flow-column-selected {
  box-shadow: 0 0 0 2px var(--df-accent-primary);
}

.df-flow-task-selected {
  border-color: var(--df-accent-primary) !important;
  box-shadow: 0 0 0 1px var(--df-accent-primary);
}

/* ============================================
   LOGIC TREE VISUALIZATION
   ============================================ */

.df-logic-tree-container {
  padding: 12px;
  background: var(--df-bg-secondary);
  border: 1px solid var(--df-border-color);
  border-radius: 6px;
  overflow: auto;
  max-height: 150px;
}

.df-logic-node {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.df-logic-operator-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  background: var(--df-accent-primary);
  color: white;
  font-size: 12px;
  font-weight: 600;
  font-family: 'SF Mono', Monaco, monospace;
  border-radius: 4px;
  flex-shrink: 0;
}

.df-logic-operands {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 8px;
  border-left: 2px solid var(--df-border-color);
}

.df-logic-operand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.df-logic-connector-line {
  width: 12px;
  height: 2px;
  background: var(--df-border-color);
  flex-shrink: 0;
}

.df-logic-value {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 12px;
  border-radius: 4px;
  background: var(--df-bg-tertiary);
}

.df-logic-string {
  color: var(--df-success);
}

.df-logic-number {
  color: var(--df-warning);
}

.df-logic-boolean {
  color: var(--df-accent-primary);
}

.df-logic-null {
  color: var(--df-text-muted);
  font-style: italic;
}

.df-logic-bracket {
  color: var(--df-text-muted);
  font-family: 'SF Mono', Monaco, monospace;
}

.df-logic-comma {
  color: var(--df-text-muted);
  margin-right: 4px;
}

.df-logic-array {
  display: inline-flex;
  align-items: flex-start;
  gap: 2px;
}

.df-logic-array-items {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.df-logic-array-item {
  display: flex;
  align-items: center;
}

.df-logic-object-node {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
}

.df-logic-object-entries {
  padding-left: 12px;
}

.df-logic-object-entry {
  display: flex;
  align-items: center;
  gap: 4px;
}

.df-logic-key {
  color: var(--df-accent-primary);
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 12px;
}

.df-logic-colon {
  color: var(--df-text-muted);
}

/* ============================================
   ERROR BOUNDARY
   ============================================ */

.df-error-boundary {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  padding: var(--df-spacing-lg);
  background: var(--df-bg-secondary);
}

.df-error-boundary-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--df-spacing-md);
  max-width: 400px;
  padding: var(--df-spacing-lg);
  background: var(--df-bg-primary);
  border: 1px solid var(--df-error);
  border-radius: 8px;
  text-align: center;
}

.df-error-boundary-title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--df-error);
}

.df-error-boundary-message {
  margin: 0;
  font-size: 14px;
  color: var(--df-text-secondary);
}

.df-error-boundary-button {
  padding: var(--df-spacing-sm) var(--df-spacing-lg);
  font-size: 14px;
  font-weight: 500;
  color: white;
  background: var(--df-accent-primary);
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.df-error-boundary-button:hover {
  background: var(--df-accent-secondary);
}

/* ============================================
   RESULT PANEL IN TREE VIEW (SPLIT LAYOUT)
   ============================================ */

.df-visualizer-left-tree {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.df-visualizer-left-tree.df-with-result {
  flex: 1;
  max-height: 50%;
  border-bottom: 1px solid var(--df-border-color);
}

.df-visualizer-result-panel {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

.df-visualizer-result-header {
  display: flex;
  align-items: center;
  padding: 8px 12px;
  background: var(--df-bg-secondary);
  border-bottom: 1px solid var(--df-border-color);
  flex-shrink: 0;
}

.df-visualizer-result-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--df-text-secondary);
}

.df-visualizer-result-changes {
  font-size: 10px;
  font-weight: 500;
  color: var(--df-success);
  background: color-mix(in srgb, var(--df-success) 15%, transparent);
  padding: 2px 6px;
  border-radius: 10px;
  margin-left: auto;
}

.df-visualizer-result-content {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  background: var(--df-bg-primary);
}

/* Monaco Editor Wrapper */
.df-monaco-editor-wrapper {
  height: 100%;
  min-height: 100%;
}

/* Monaco Editor Line Highlighting (for debug mode) */
.df-highlighted-line {
  background-color: color-mix(in srgb, var(--df-success) 15%, transparent) !important;
  border-left: 3px solid var(--df-success) !important;
}

.df-highlighted-glyph {
  background-color: var(--df-success);
  width: 4px !important;
  margin-left: 3px;
  border-radius: 2px;
}

.df-result-json {
  margin: 0;
  padding: 12px;
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 12px;
  line-height: 1.5;
  color: var(--df-text-primary);
  white-space: pre-wrap;
  word-break: break-word;
}

/* Horizontal divider between tree and result */
.df-visualizer-divider-horizontal {
  height: 1px;
  width: 100%;
  background: var(--df-border-color);
  cursor: row-resize;
  flex-shrink: 0;
  transition: all 0.15s ease;
  position: relative;
}

.df-visualizer-divider-horizontal::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: -3px;
  bottom: -3px;
  background: transparent;
}

.df-visualizer-divider-horizontal:hover,
.df-visualizer-divider-horizontal.df-divider-active {
  background: var(--df-accent-primary);
  height: 2px;
}

/* Tree view section when result exists */
.df-visualizer-left-tree.df-with-result {
  flex: none;
  border-bottom: none;
}