Subject: humanoid robot, futuristic electric vehicle charging, hovering drones, huge holographic data screens, winding blue light flow roads. Scene: edge of a futuristic smart city, background with skyscrapers and high-voltage power towers, foreground is a tech charging station, information interfaces displaying charts floating in the air. Style: high-tech sci-fi style, 3D rendering, cyberpunk elements, conceptual design emphasizing digitalization and energy interconnection. Color tone: dominated by dark blue and cyan, paired with bright neon blue light and a little white, creating a cold and advanced tech atmosphere. Lighting and shadow: strong self-luminous effect, blue light flow as the main light source illuminating the environment, holographic screens emitting cold light, high contrast, full of futuristic feeling. Composition: S-shaped composition, blue light band guiding the line of sight from the foreground to the distant city, subjects located in the lower middle of the frame, floating screens on both sides balancing the picture. Use case: suitable for new energy vehicle promotion, artificial intelligence concept display, smart city planning, energy internet or tech article illustrations.