公众号文章封面：技术科普风

Create a high-clarity editorial cover illustration for a Chinese WeChat article about [主题]. The image should communicate the core idea: [用一句话描述文章想表达的核心观点]. Use a modern scientific explainer style, clean flat vector illustration, elegant composition, white or very light background, refined colorful palette, subtle depth, publication-quality clarity. The main visual should be [主体视觉，例如：an AI model connecting scattered knowledge fragments into a structured answer / a neural network learning patterns from data / a human using AI as a thinking partner]. Keep the composition clean and readable, suitable for a serious educational article, not flashy, not cyberpunk, not childish. No readable text, no Chinese characters, no English words, no watermark, no logo.