Build a study plan for an upcoming exam.

Exam: {{exam_name}}
Date: {{exam_date}}
My current preparation level: {{prep_level}}
Daily hours available: {{daily_hours}}
Weakest topics: {{weak_topics}}
Format (multiple choice, essay, practical): {{format}}

Return:
- Day-by-day plan from now to exam day
- Heavy weighting on weak topics in the first half
- Active recall sessions (not just rereading)
- 2 practice tests with built-in review days
- The last 48 hours: light review, sleep, no cramming
- One thing to do on exam morning to settle nerves