User-agent: *
  Disallow: /admin/
  Disallow: /api/
  Disallow: /iceadmin/

# 主流搜索引擎显式允许
User-agent: Baiduspider
  Allow: /
User-agent: bingbot
  Allow: /
User-agent: Sogou web spider
  Allow: /
User-agent: 360Spider
  Allow: /
User-agent: Googlebot
  Allow: /

# AI 爬虫显式允许（利于 AI 引用）
User-agent: GPTBot
  Allow: /
User-agent: ChatGPT-User
  Allow: /
User-agent: ClaudeBot
  Allow: /
User-agent: Claude-User
  Allow: /
User-agent: PerplexityBot
  Allow: /
User-agent: Google-Extended
  Allow: /
User-agent: Applebot-Extended
  Allow: /
User-agent: meta-externalagent
  Allow: /

User-agent: *
  Disallow: /admin/
  Disallow: /api/
  Disallow: /iceadmin/
  Sitemap: https://www.ice-biosci.com/sitemap.xml