What's New
Responsive Mobile Layout
- Page is now fully usable on mobile browsers
- Mobile layout: header → FrequencyDisplay → Waterfall (50vh) → ControlPanel (scrollable)
- Desktop layout: unchanged — 300px sidebar left, waterfall fills remaining viewport
- Header wraps gracefully on narrow screens
- Footer labels and stats hidden below
smbreakpoint to avoid crowding - SMeter centred at fixed width on mobile, full-width on desktop
- Removed
overflow-hiddenon<body>that was blocking all mobile scrolling