手绘风抽象图案电脑壁纸

Flattranslucent advertising background, hollow outline in circular, square, and triangular shapes，each graphic internally，low saturation red-blue gradient，double-layer shallow 2.5D plane overlay，extremely minimalist, high-end, and luxurious commercial style，large blank area at the middle and lower positions，slender and smooth vector line texture，soft and even lighting，8K resolution，prohibit watermarks, text, brand trademarks, intense saturated fill colors, solid 3D geometric protrusions, thick deep shadows, broken and cracked hollow lines, chaotic solid geometric blocks, human figures, grainy noise texture, gradient edge overexposure. --v 7 --ar 16:9 --sref 3458369071 --sv 6 --