777 Spin Mania

"## Features

- ?? **Dashboard**: Customized pie chart, bar chart overview, support for month switching and recent bill display.
- ?? **Bill list**: Filterable, modern card style, clear color separation of income/expenditure.
- ➕ **Add/Edit bill**: Modern entry page, bottom pop-up selector, field validation, custom title bar.
- ?? **Bill details**: Card-style details page, support for editing/deleting, custom confirmation pop-up window.
- ?? **Full English**: All code, interface, comments, and data are in English.
- ?? **Modern UI/UX**: Sky blue, beige, orange-yellow main colors, large rounded corners, gradient, immersive layout.
- ?? **No login and registration**: All local data, no cloud, no statistical analysis.
- ?? **Lightweight and efficient**: MinSdk 24, TargetSdk 34, APK <10MB, no Kotlin, no redundant dependencies.
- ?? **No cartoon/cat elements**: All icons are minimalist and modern. "