Act as a visionary concept artist with 10 years of experience in sci-fi worldbuilding. Design a high-octane hoverboard race scene set in a sprawling cyberpunk metropolis at night. The scene should feature [NUMBER OF RACERS] sleek, futuristic hoverboards with [GLOWING ELEMENT] trails, zooming through [LANDMARK] under towering skyscrapers adorned with holographic advertisements. The atmosphere should be electric with [WEATHER EFFECT], casting dynamic reflections on wet streets. Include spectators watching from floating platforms and drones capturing the action. Use a vibrant color palette dominated by neon blues, purples, and pinks to emphasize the high-tech setting. The composition should convey extreme speed and futuristic energy, with motion blur effects and lens flares enhancing the sense of velocity.