Design a task management mobile app with today view showing due tasks, task lists by projects, add new task button, task details with title, description, due date, priority level, category tags, subtasks checklist, task completion checkboxes, overdue tasks section, completed tasks archive, calendar view with task schedules, reminder settings, team collaboration features, task assignment, progress tracking, search and filter options, statistics dashboard, and bottom navigation with tasks, projects, calendar, more.