Modern fitness club interior, eco-friendly materials, reclaimed wood flooring, natural stone walls, bamboo ceilings, energy-efficient lighting, LED strips, floor-to-ceiling windows, minimal ornamentation, open spaces, mirrored walls, rubber flooring, athletic equipment, free weights, treadmills, exercise bikes, yoga mats, calming color scheme, soft warm lighting, shallow depth of field, 3/4 composition, realistic textures, ambient occlusion.