Sustainable architecture master, middle-aged man, professor, gentle smile, wire-framed glasses, short gray hair, casual business attire, holding a tablet, standing in front of a futuristic skyscraper, green walls, solar panels, wind turbines, modern minimalist interior design, natural light pouring through floor-to-ceiling windows, panoramic view of the city skyline, blue skies with puffy white clouds, afternoon sunlight casting long shadows, 3/4 composition, soft focus on the background, cinematic lighting, depth of field.