Green office building, natural ventilation system, operable windows, clerestory windows, skylights, solar tubes, atrium design, lush green walls, living roofs, bamboo flooring, recycled materials, energy-efficient systems, air quality sensors, automated shading devices, thermal mass walls, radiant cooling panels, open floor plan, collaborative workspaces, comfortable indoor climate, soft natural light, 1/1 composition, realistic textures, ambient occlusion.