enhance this office interior render by adding realistic human presence and environmental details include several people working naturally at the desks in casual office postures typing reading or discussing ensuring they blend seamlessly with the lighting and perspective of the scene add computer monitors on the desks with subtle screen glow displaying professional content e g documents spreadsheets or design work incorporate only a small number of indoor potted plants minimal and carefully placed not overcrowded maximum 2 3 plants in total to add a subtle touch of greenery without dominating the scene make the window glass fully translucent or frosted so that no exterior view is visible at all completely obscure anything outside no silhouettes or background details should be seen through the glass the windows should only allow diffused light transmission adjust the lighting to reflect that the windows face an interior courtyard with very limited natural light avoid direct sunlight completely and create a predominantly artificial lighting environment use soft even artificial lighting from ceiling fixtures with realistic intensity and slight variation add subtle reflections on the glass surfaces for realism improve the suspended ceiling realism emphasize the 60x60 cm mineral fiber tile modulation with slight imperfections soft shadows between panels and realistic material texture do not modify or reposition any existing furniture or architectural elements preserve the original layout and composition exactly as provided ensure overall lighting shadows and material responses are physically plausible enhancing depth atmosphere and photorealism without overexposure or artificial effects