Advanced To-Do List App (Tkinter GUI)
A simple, clean, and fully functional To-Do List desktop application built with Python and Tkinter. This version includes:
✅ Task checkboxes
🗓️ Deadlines
🌙 Dark mode toggle
🎨 Styled interface with a modern look
✨ Features
Add Tasks: Type your task and optionally provide a deadline (YYYY-MM-DD format).
Mark as Done: Tick the checkbox when a task is complete.
Delete Completed Tasks: Remove all checked tasks with one click.
Dark Mode Toggle: Switch between Light and Dark themes seamlessly.
Responsive UI: Clean layout with dynamic theme changes.