GAJJUBHAIH/thee13fitness — reverse-engineered prompt

Build me a premium futuristic website and web app for a gym called Three13 Fitness with the tagline Health is Real Wealth. I want it to feel modern, energetic, and high end, with smooth animations, strong visuals, and a mobile friendly layout.

Visitors should be able to explore services, membership plans, personal trainer plans, trainer profiles, transformations, and contact details. Add an interactive 3D muscle explorer where people can switch front and back views and male or female, then click muscle groups to learn what they train. Include a BMI calculator and a simple fitness planner that gives workout suggestions based on the user’s goal.

Members should be able to sign up, log in, see a protected dashboard with fitness stats and charts, and choose plans. Add Razorpay payments with proper server side payment verification. Make it installable like a PWA and include basic SEO for a fitness center. Look up current docs online if needed.