modern apartment building 3d model

Create a realistic 4-story apartment building for Unity HDRP. Ground floor: accessible reception lobby with reception desk, waiting area, mailboxes, plants, lighting and staircase. Second floor: corridor with multiple apartment doors, decorative only, not enterable. Third floor: corridor with decorative apartments plus one accessible player apartment containing a medium bedroom, simple bathroom (toilet, sink, shower), compact kitchen, small living room and basic furniture. Fourth floor: corridor with decorative apartments and rooftop access. Exterior should feature modern Brazilian architecture, balconies, glass windows, concrete walls, air conditioners, realistic facade and urban details. Optimize for real-time rendering with clean topology, low-to-medium polycount, modular design, proper scale, clean UVs and PBR materials. Style: realistic middle-class apartment building from São Paulo, suitable for a life simulation game and medium-spec PCs.