DL-184
Token adoption is a FULL CUTOVER, not the DL-157 incremental strangler: a pre-dogfood codebase has no live users to protect, so the legacy :root tier is deleted and every consumer flips to --cx-* in one atomically-merged migration (canvas → Night Owl, base.css un-shadowed, state dots recolored, D7 stylelint guard wired directly at error), proven by a Playwright visual-smoke harness Matt reviews
Status: Active (Matt, 2026-08-07)