Modern gym interior, high ceilings, mirrored walls, polished concrete floors, state-of-the-art exercise equipment, free weights, treadmills, elliptical machines, stationary bikes, vibrant color scheme, dynamic lighting effects, suspended LED light boxes, recessed ceiling lights, wall-mounted lamps, track lighting systems, cool white tone, high lumen output, energy-efficient solutions, ambient lighting, task lighting, accent lighting, 3D modeling, realistic renderings, detailed textures, soft shadows.