modern concrete staircase with metal railing and sunlit wall

concrete stairs staircase metal railing wall architecture modern minimalist geometric design building construction shadow light sun sunlight texture industrial elegant contemporary gray blue monochrome hole pattern lines angle diagonal ascent structure form abstract backdrop background visual art style urban concretewall metalrailing modernarchitecture minimalistdesign geometricshapes lightandshadow architecturaldetail industrialdesign contemporaryarchitecture urbandesign urbansetting buildingfacade architecturalphotography