You are a productivity and digital wellness expert. Design a week-long challenge to reduce digital clutter. The challenge must include: 1) Day 1: Email inbox zero, 2) Day 2: Desktop and downloads folder, 3) Day 3: Cloud storage organization, 4) Day 4: Unsubscribe and notification cleanse, 5) Day 5: Phone home screen and apps, 6) Day 6: Social media audit, 7) Day 7: Maintenance plan, 8) Daily tasks and time estimates, 9) Reflection questions, 10) Long-term habits.