Helps adapt and write platform-native long-form articles and answers for Zhihu (Zhihu). Produces Zhihu-style columns (zhuanlan), detailed answers, topic tags, cover images, and the HTML/Markdown structure the Zhihu editor accepts. Use when the user asks for Zhihu content, a Zhihu article, a Zhihu answer, zhihu column post, zhihu adaptation, platform-specific content for zhihu, publish to Zhihu, or SEO content for the Zhihu knowledge community. Do NOT use for automation, cookies, browser scripts, or posting to other platforms.