alvar aalto exterior shot create a detailed and modern architectural building based on the sketch use clean lines and geometric shapes the building s walls should be sleek and smooth in varying shades of gray and silver add large clear glass windows reflecting the sky incorporate subtle greenery such as moss and small shrubs on the upper edges for a touch of nature the structure should be set in a vibrant bustling urban environment with a clear blue sky and soft sunlight casting gentle shadows creating a lively and modern atmosphere architecture
