Modern fitness club interior, industrial-style ventilation systems, exposed ductwork, metal grilles, high-ceilinged rooms, mirrored walls, polished wooden floors, state-of-the-art exercise equipment, free weights, treadmills, yoga mats, motivational quotes, natural stone accents, LED lighting, warm color tones, dynamic shadows, shallow depth of field, 1/2 composition, realistic textures, ambient occlusion.