卡通风城市夜景WiFi信号插画素材

minimalist tech style illustration, main colors blue and dark blue, cool color scheme, dense cityscape at the bottom with varying building heights, radiating wifi signal icon floating above the city, connected with smooth lines, modern city night sky with gradient blue tones, thin clouds, strong modern tech visual, conveying interconnected information age characteristics, no people, no text,8K, authentically shot, Natural lighting, commercial photography, high resolution