上海足协祝贺海港三连冠：上海足球史上已留下你们浓重的一笔（上海足协贺海港三连冠：申城足球史写下浓墨重彩一笔）
Quick English take: “Shanghai FA congratulates Shanghai Port on their three‑peat: You’ve left a bold mark in Shanghai football history.”
Want me to:
- Polish or rewrite this headline (news/official/Weibo styles)
- Expand into a short news brief (80–150 words) 
- Craft social captions (Weibo/WeChat/Instagram)
- Do a Chinese-to-English translation in multiple tones 
- Recap the three-title seasons with key facts/stats
- Generate a celebratory poster slogan set