Create or edit Excalidraw scenes or clipboard payloads by producing valid Excalidraw JSON (type/version/source/elements/appState/files) to render diagrams; use when asked to draw, update, or share Excalidraw di...
MANDATORY for any web UI or styling change. Must be followed whenever touching web/src UI, layout, or CSS. Absolutely no shadows, glows, or flares; keep everything flat and token-driven.