- GlobalPlayer: responsive margins (left-2/right-2 on mobile, left-4/right-4 on sm+),
bottom-4 on mobile, max-w-full min-w-0 to prevent overflow
- Inner flex: smaller gaps (gap-1.5 sm:gap-2 md:gap-3), reduced padding (px-2 sm:px-3 md:px-4),
overflow-hidden to contain content
- PlayerBarTrackInfo: min-w-0 for shrink, smaller cover (w-9 on mobile, w-10 sm, w-11 md)
- PlayerBarRight: min-w-0, smaller gaps, hide PiP on <md, hide Like on <sm,
hide volume divider on <sm, responsive volume slider width
- Hide PlaybackSpeedControl and time display on <sm to save space
7243f96314