ReadonlyidUnique node identifier (used for connection references).
ReadonlylabelHuman-readable label rendered inside the node.
ReadonlycategoryNode category determining visual styling.
ReadonlyinfluenceNormalized influence weight 0–1 (drives --node-influence CSS var).
Optional ReadonlycolorOptional semantic color key from the 8-color branch palette.
When set to a valid MindmapBranchColor key (cyan, green, red, etc.),
overrides the default category-based palette for this node.
When omitted, the renderer falls back to the category palette.
ReadonlychildrenChild nodes one layer deeper in the hierarchy.
Optional ReadonlymetadataOptional EP-specific metadata for hover/detail rendering.
A single node in the intelligence mindmap. Nodes are arranged in depth layers: domain → sub-topic → actor → action → outcome.