0.5m sim tiles for movement/LOS granularity, 1m visual tiles for
proportional art and readable spaces (2x retina factor). All world
geometry constrained to 2x2 sim tile minimum so cover/LOS maps 1:1
with visuals. Entities occupy 1x1 sim tiles for fine positioning.
Updates: D-043, D-044, D-051, D-056, D-059 annotations, workshop
outcomes (art direction + control/interaction), sprint 6 briefings,
decision index, and CLAUDE.md.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>