a3dd0791db
- TRAX: LocalGain now applies 0.2× factor so music is quieter relative to desktop audio slider - TRAX tooltip: switched to ToolTipService with Placement=Top to fix z-order in Viewbox overlay - Mic meter: MeterLevel multiplied by 1.2× before clamping for ~20% higher visual readout - Volume sliders: click anywhere on track to jump thumb to that position before dragging - Backdrop: Image Visibility now binds to BackdropVisible; compositor checks IsVisible before blit - Renamed 'Backdrop' to 'Game Capture' in EnsureBackdrop + test assertions