photorealistic rendering of an existing modern apartment block do not modify redesign reinterpret or alter the geometry in any way preserve all original massing slab thicknesses column positions balcony shapes roof form window placement proportions and structural layout exactly as modeled enhance only materials lighting reflections and environmental context building description use as is geometry 5 story modern apartment block plus ground level flat roof with parapet edges and rooftop service volume continuous horizontal balconies with sharp slab edges slender vertical support columns at balcony corners floor to ceiling glazing with dark aluminum frames recessed ground floor with exposed structural supports side elevation with small square windows in vertical alignment sharp corner glazing at balcony junctions materials apply without changing shapes smooth light warm concrete or off white stucco fa ade matte charcoal or black aluminum window frames clear slightly reflective architectural glass light grey concrete balcony slabs subtle brushed steel or dark metal railings no additional elements no redesign of railings no added fa ade features no change to window sizes no extra floors no softening or reshaping of slab edges lighting golden hour natural sunlight from one side soft realistic shadows physically accurate reflections global illumination natural sky with light clouds environment minimal non intrusive simple urban street setting light pavement very subtle landscaping background kept secondary and slightly defocused