Mandatory review of pending changes against the project's CLAUDE.md style and reuse rules. Run it at every hand-off: before you answer the user, while the test suite runs, and before committing. Step 0 re-reads the ste-writing and output-style rule sets, which drift out of a long session. Loops fix-and-re-review until 0 issues remain.
Write prose in ASD-STE100 Simplified Technical English - every text this project writes into a file or a terminal. Docstrings, code comments, console/warning/error strings, exception messages, commit messages, PR and issue text, README and the docs. Identifiers follow the word rules. Always on in this project, imported by CLAUDE.md and enforced by mama-style-review.
Shape every response for a reader with ADHD - lead with the next action, number multi-step work, restate state across turns, suppress tangents, give concrete time estimates, make wins visible. Always on in this project, imported by CLAUDE.md. Turn it off for a session with "normal mode".