dialogue-ambient-dip.md: full Godot implementation spec for dialogue
(-7dB ambient) and confrontation (-11dB ambient + LP 800Hz, -5dB world
SFX) audio dips with tween code and edge case handling. synth_ui_sounds
.py: FM/noise/impulse synthesis for insert-tech UI sounds (cursor hover,
weapon aim, monologue chimes).
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>