STORE STORE-PLAN.md App Store roadmap: sync v3 → mobile, TestFlight, submission. MATRIX VERSIONS.md Version × feature comparison. Source of truth for "what's already shipped." BACKLOG IDEAS.md Cross-track backlog. Canvas∞ fix, r/place, Story archive, sound layer, export. PATHS FLOWS.html Annotated user-flow diagrams per track. Story → Levels → completion. PRODUCT PDR.md Product design requirements — landing + v3.4 game scope, screens, theme strategy. SYSTEM design.md Canonical design system (Neuform format). Quartz primary, four colour moods. VISUAL Style board Live specimens — colours, type, components, theme switcher. LEGACY DESIGN-legacy.md Deprecated cross-track tokens. Hub, mobile Jaro, v4 palettes. SYSTEM DESIGN.md Alias of design.md on case-insensitive volumes. MAP HANDOFF.md Repo map and per-track status. Cold-start entry for any new session. CONCEPT GAME-DESCRIPTION.md Product concept. The single idea: mosaic as instrument, not as math. QA · LEVELS Level etalon (L1–L20) Patch-engine reference glyphs — verify map thumbs match gameplay figures. HISTORY CHANGELOG.md Per-iteration log. What landed in v1 → v4 → mobile. MOBILE Tessra HANDOFF Mobile-only checklist: TestFlight blockers, release steps, ASC fields. LANDING LANDING-README.md Public promo site: structure, scripts, deploy, next actions.