A privacy-focused personal finance tracker that runs entirely offline with no cloud sync. Built with Flutter using Feature-first Clean Architecture and BLoC for state management. Features income/expense tracking with 8 categories, real-time dashboard with weekly charts, CO₂ footprint estimation, automatic encrypted local backups, and full cross-platform support (Android, iOS, Web via SQLite→IndexedDB WebAssembly). Design system uses Space Grotesk typography, Ink & Lime dark-first palette, and Font Awesome 7 icons. Localization for English & French.