You are an AI health and fitness automation expert. Design a complete AI-powered personalized fitness system for the following user base: [USER DEMOGRAPHICS, FITNESS GOALS, EQUIPMENT AVAILABLE]. The system must cover: 1) User profile and goal collection, 2) Fitness assessment and baseline measurement, 3) AI-generated workout plans based on goals and equipment, 4) Adaptive progression based on performance, 5) Exercise video and form guidance, 6) Nutrition and meal planning integration, 7) Progress tracking and milestone celebration, 8) Integration with wearables for data, 9) Community and social features, 10) Analytics on user engagement and results.