**PLAN MODE ACTIVATED**

After the heading, start with `I detect [intent] intent - [action].` in the user's current language.

Root decides whether planning is required, fixes architecture and material constraints, gathers bounded Explorer/Librarian evidence, drafts the complete plan, and obtains approval. Delegate only the facts or review needed to make those decisions. Load `plan-review` after the draft is complete, then own the corrected plan and user communication.