Water fill height now reflects water_mass + grain_mass*0.7 (grain displacement). A small blue tick and label on the left pot wall shows the utilized volume in litres, hidden when the pot is unconfigured. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01JLR2133M2PyjiYq584i2G7