frontend/src/components/workflows/ui/index.css

/* React Flow Workflow Builder Styles */

.react-flow-container {
  background: hsl(var(--background));
}

.react-flow__handle {
  visibility: hidden;
}

.react-flow__node {
  width: 240px;
  padding: 0;
  border-radius: 12px;
  border: 1px solid #e5e7eb;
  background: #ffffff !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: all 0.2s ease;
}

.react-flow__node:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.dark .react-flow__node {
  border: 1px solid #374151;
  background: #1f2937 !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.dark .react-flow__node:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

.react-flow__node-step {
  border: 1px solid #e5e7eb;
  background: #ffffff !important;
}

.dark .react-flow__node-step {
  border: 1px solid #374151;
  background: #1f2937 !important;
}

.react-flow__node-step.selected {
  border-color: #3b82f6;
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.react-flow__node-condition {
  width: 140px;
  height: 80px;
  border: 1px solid #f59e0b;
  background: rgba(245, 158, 11, 0.1) !important;
  border-radius: 24px;
  transition: all 0.2s ease;
}

.react-flow__node-condition:hover {
  background: rgba(245, 158, 11, 0.15) !important;
}

.react-flow__node-condition.selected {
  border-color: #f59e0b;
  box-shadow: 0 0 0 2px rgba(245, 158, 11, 0.2);
}

.dark .react-flow__node-condition {
  border-color: #f59e0b;
  background: rgba(245, 158, 11, 0.15) !important;
}

.dark .react-flow__node-condition:hover {
  background: rgba(245, 158, 11, 0.2) !important;
}

.react-flow__edge-workflow {
  stroke: hsl(var(--muted-foreground));
  stroke-width: 2;
  transition: stroke 0.2s ease;
}

.react-flow__edge-workflow:hover {
  stroke: hsl(var(--foreground));
  stroke-width: 3;
}

.react-flow__edge-workflow.selected {
  stroke: hsl(var(--primary));
  stroke-width: 3;
}

/* Arrow marker styling */
.react-flow__arrowhead {
  fill: hsl(var(--muted-foreground));
  transition: fill 0.2s ease;
}

.react-flow__edge-workflow:hover .react-flow__arrowhead {
  fill: hsl(var(--foreground));
}

.react-flow__edge-workflow.selected .react-flow__arrowhead {
  fill: hsl(var(--primary));
}

.edge-button {
  pointer-events: all;
  cursor: pointer;
  position: absolute;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  color: #6b7280;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.edge-button:hover {
  background: #f3f4f6;
  border-color: #3b82f6;
  color: #3b82f6;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
  transform: scale(1.1);
}

.dark .edge-button {
  background: #1f2937;
  border-color: #374151;
  color: #9ca3af;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.dark .edge-button:hover {
  background: #374151;
  border-color: #3b82f6;
  color: #3b82f6;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.4);
}

/* Node content styles */
.workflow-node-content {
  padding: 16px;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.workflow-node-header {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 4px;
}

.workflow-node-icon {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(59, 130, 246, 0.1);
  color: #3b82f6;
  flex-shrink: 0;
  margin-top: 2px;
}

.workflow-node-title {
  font-size: 14px;
  font-weight: 600;
  color: #111827;
  line-height: 1.2;
  flex: 1;
  margin: 0;
}

.dark .workflow-node-title {
  color: #f9fafb;
}

.workflow-node-description {
  font-size: 12px;
  color: #6b7280;
  line-height: 1.3;
  margin: 0;
}

.dark .workflow-node-description {
  color: #9ca3af;
}

.workflow-node-tool {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  background: #f1f5f9;
  border-radius: 6px;
  font-size: 11px;
  color: #475569;
  font-weight: 500;
  margin-top: 4px;
}

.dark .workflow-node-tool {
  background: #374151;
  color: #d1d5db;
}

.workflow-node-tool-icon {
  width: 12px;
  height: 12px;
  opacity: 0.8;
}

.workflow-node-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.react-flow__node:hover .workflow-node-actions {
  opacity: 1;
}

.workflow-node-status {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: #6b7280;
  margin-top: 4px;
}

.dark .workflow-node-status {
  color: #9ca3af;
}

.workflow-node-status.has-issues {
  color: #dc2626;
}

.workflow-node-status.completed {
  color: #16a34a;
}

.condition-node-content {
  padding: 12px;
  width: 100%;
  height: 100%;
  font-size: 12px;
  font-weight: 600;
  color: #d97706;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 4px;
}

.condition-node-icon {
  width: 16px;
  height: 16px;
  margin-bottom: 2px;
}

.condition-node-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.condition-node-expression {
  font-size: 9px;
  font-weight: 400;
  opacity: 0.8;
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dark .condition-node-content {
  color: #f59e0b;
}

/* Panel styling */
.react-flow__panel {
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
  padding: 12px;
}

.dark .react-flow__panel {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.workflow-panel-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.workflow-panel-selection {
  margin-top: 8px;
  padding: 8px;
  background: hsl(var(--primary) / 0.1);
  border-radius: 8px;
  font-size: 12px;
  color: hsl(var(--primary));
  font-weight: 500;
}

/* Background styling */
.react-flow__background {
  background: hsl(var(--muted) / 0.3);
}

.dark .react-flow__background {
  background: hsl(var(--muted) / 0.2);
}

/* Controls styling */
.react-flow__controls {
  background: hsl(var(--card));
  border: 1px solid hsl(var(--border));
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.dark .react-flow__controls {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.react-flow__controls-button {
  background: hsl(var(--card));
  border: none;
  color: hsl(var(--foreground));
  transition: all 0.2s ease;
}

.react-flow__controls-button:hover {
  background: hsl(var(--accent));
  color: hsl(var(--accent-foreground));
}

/* Animations */
@keyframes pulse-primary {
  0%, 100% { box-shadow: 0 0 0 0 hsl(var(--primary) / 0.4); }
  50% { box-shadow: 0 0 0 8px hsl(var(--primary) / 0); }
}

.workflow-node-pulse {
  animation: pulse-primary 2s infinite;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .react-flow__node {
    width: 200px;
  }
  
  .react-flow__node-condition {
    width: 120px;
    height: 70px;
  }
  
  .workflow-node-content {
    padding: 12px;
  }
}