Kling Prompt: A colossal, futuristic floating city with sleek crystalline spires, slowly rotating above dense, luminous clouds at golden hour. The camera begins with an ultra-wide aerial shot, descending in a smooth, slow dolly motion from high altitude, revealing streams of sci-fi flying cars gliding gracefully through the clouds. The camera arcs around the city in a subtle orbit, showcasing shimmering energy rings and the vast curvature of Earth below, with a glowing blue river cutting through the landscape. Ultra smoo