Core subject: The central focus of the image is a blue tech Earth composed of light points, surrounded by flowing blue light ribbons and particles, presenting a techy effect of data transmission. Scene: Dark blue gradient background with hazy light effects, creating an atmosphere of future digital technology and global interconnection. Style: Modern tech-style big data background design, with particle light effects and flowing lines, a common visual style for internet, communication and tech scenarios. Color scheme: Dominated by light and dark blues, light ribbons with bright white highlights, overall color tone is unified cool-toned, highlighting tech and future sense. Lighting and shadows: The Earth and light ribbons have self-illuminating effects, lighting and shadows fade from the center to the surroundings, highlighting the transparency of the main subject and the fluidity of the light ribbons. Composition: Asymmetrical horizontal composition, the Earth is located on the left side of the frame, light ribbons extend from left to right, forming a strong visual guide, with sufficient blank space on the right, suitable for adding text information. Usage: Suitable for tech/internet-themed PPT backgrounds, corporate official website banners, global business promotion materials, big data/communication industry illustrations, and tech product launch backgrounds.