Write a detailed 21-day diet plan in a {{tone}} tone for {{target_audience}}. Address weight loss, detox, skin improvement, rejuvenation, hormonal balance, and energizing. Include daily smoothies and fresh juices with brief recipes, specific eating hours (breakfast, lunch, dinner, snacks), and specific water intake times. Provide a structured plan with Week 1 (detox and initiation), Week 2 (hormonal balance and skin), and Week 3 (rejuvenation and energy) overviews, each with a sample day. Keep under 600 words. Use plain, clear language. Ensure recommendations are practical for a busy schedule. Paste any relevant background information after these instructions before running.