Vibrant gym interior, postmodernist architecture, bold geometric shapes, neon-lit accents, metallic surfaces, industrial materials, exposed ductwork, urban aesthetic, distressed concrete walls, graffiti-inspired murals, eclectic furniture, bold typography, dynamic color scheme, bright coral reds, electric blues, sunshine yellows, deep charcoal grays, warm beige tones, high-contrast lighting, dramatic shadows, 1/1 composition, abstract textures, atmospheric fog.