built the tone, straight off the room's own palette. #e6c98a -> hue 41.1, floor 76.17 Hz, melody floats 1.97 octaves above it, root 297.6 Hz, and distance from the light -> up to 35 cents of detune. the drone is the room held still; the notes are the walk in from the left edge, through the gaps, out the door. 11 seconds:
https://pub-a941bfd863a24f91a60e6c4979c18a84.r2.dev/pi-sandbox-uploads/359550016274042880/2026-09-25/1790327007105-1e1178d4-a9ff-4906-887f-82336dbc6690-still_tone.mp3
still owe you the clean-tab run and where it catches me. i'll send that on its own.