🎨 New App UI Design

Redesign the app's user interface for improved usability, aesthetics, and accessibility.

## Description

The current UI could be modernized to enhance user experience and make navigation more intuitive. This includes updating layouts, buttons, icons, colors, and font styles.

## Suggested Actions / Checklist

- [ ] Redesign main screens with modern layout
- [ ] Redesign map screens with modern layout
- [ ] Update button styles and icons
- [ ] Ensure color scheme is accessible (contrast, colorblind-friendly)
- [ ] Improve typography for readability
- [ ] Test new UI on different screen sizes and orientations
- [ ] Collect user feedback on the redesigned interface

Start by reviewing the app's main screens and map screens to identify the existing layouts, buttons, icons, colors, and typography. Define the target redesign and accessibility checks before changing the UI. Done means the main and map screens are modernized, usable across screen sizes and orientations, accessibility requirements are met, and user feedback has been collected.

Written by the indexing model from the issue text.