Mobile optimization
- Navigation is easier to use on small screens.
- Drawing tiles now works properly with touch.
- Mural cells are easier to tap on phones.
- Buying, editing, and opening mural cells now support mobile-friendly tap interactions.
- Large mural views are easier to scroll and inspect.
- Editor fields and controls fit better on narrow screens.
- Color selection behaves better on mobile.
- About/pricing content is easier to read on small screens.
Also includes supporting technical improvements for touch handling, responsive layout, and mobile viewport behavior.