2.2.3 Mermaid 类图（classDiagram）
macOS only. Windows and Linux ship different fonts with different glyph tables. Cross-platform scoring would require running on each OS or using freely distributable fonts.
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Second, identify your top five most important pieces of content—articles that address core topics for your audience or drive significant traffic currently. These become your initial optimization targets. Don't try to optimize everything at once. Focus on making these five pieces as strong as possible for AI citation.
BBC紀錄片：暗處的鏡頭——調查中國酒店偷拍影片黑市
if (done) break;