Update UI styles and enhance controller navigation functionality

- Replaced cyan color with yellow in various UI components for a cohesive visual theme.
- Improved focus styles for controller navigation, adding subtle grow and glow effects to sidebar items and containers.
- Enhanced controller navigation logic to support direct focus on app containers in the Marketplace and My Apps sections.
- Introduced wheel scrolling support for better navigation experience within scrollable areas.
- Removed unused audio tone function from useLoginSounds.ts to streamline code.

neode-ui/src/composables/useLoginSounds.ts

@@ -16,28 +16,6 @@ function getContext(): AudioContext | null {
   }
 }
 
-function playTone(
-  ctx: AudioContext,
-  freq: number,
-  duration: number,
-  gain: number,
-  type: OscillatorType = 'sine',
-  startOffset = 0,
-  dest: AudioNode = ctx.destination
-) {
-  const osc = ctx.createOscillator()
-  const g = ctx.createGain()
-  osc.connect(g)
-  g.connect(dest)
-  g.gain.setValueAtTime(0, ctx.currentTime)
-  g.gain.linearRampToValueAtTime(gain, ctx.currentTime + 0.01)
-  g.gain.exponentialRampToValueAtTime(0.001, ctx.currentTime + duration)
-  osc.frequency.value = freq
-  osc.type = type
-  osc.start(ctx.currentTime + startOffset)
-  osc.stop(ctx.currentTime + startOffset + duration)
-}
-
 const INTRO_AUDIO_URL = '/assets/audio/cosmic-updrift.mp3'
 const LOOP_START_URL = '/assets/audio/loop-start.mp3'