a cityscape showcasing modern architecture, sustainable , and public transportation the image

urban area cityscape modern buildings flat roofs large windows green spaces contemporary design clean lines glass exteriors public transportation infrastructure elevated train tracks tram car ecofriendly atmosphere paved streets sidewalks trees benches larger building traditional architectural color palette shades of grayscale tones organized city setting abstract art background texture pattern colorful creative vibrant geometric shapes concept dynamic energy motion graphic visual futuristic minimal decorative trendy stylish elegant bright gradient ai generated