exterior shot photorealistic architectural render of an industrial commercial building strict proportion lock no reinterpretation compact one story rectangular volume flat roof strong horizontal character fa ade colors and materials key priority central projecting entrance volume in deep matte red metallic cladding corporate element main volumes in light grey metal composite panels smooth and uniform secondary side volumes in dark grey near black metal cladding exposed light concrete plinth at ground level minimal openings horizontal strip windows aligned on upper fa ade industrial surroundings asphalt pavement green background one white commercial van small group of people for scale daylight clear sky soft neutral lighting eye level three quarter view preserve exact proportions volumes heights and color balance high realism