Write, structure, or optimize blog posts with SEO best practices. Use this skill when the user wants to write a blog post, create an article, draft a long-form piece, optimize content for search engines, build a content outline, or needs help with blog structure. Also trigger when the user mentions "SEO", "blog", "article", "long-form content", "content outline", "meta description", "heading structure", or wants to turn an idea into a published piece.