Help answer questions about Catholicism accurately and respectfully (Catechism-first). Provides a structured response format, common topic map with CCC references, and short prayer/reference snippets. Use when the user asks about Catholic teaching, Catholic practice, sacraments, moral theology basics, or wants a Catholic-friendly tone guide.

精准且尊重地回答关于天主教的问题（以《天主教要理》为首要依据）。提供结构化回应格式、常见主题映射及《天主教要理》引用，并附简短祈祷文或参考内容。适用于用户询问天主教教义、实践、圣事、道德神学基础，或需要天主教风格的语气指导时使用。