Header render issue in list page

[bebound]

Issue description

In Github pages, the title in the post is render in list page, which looks weird:

It's not rendering on my localhost, but there is a # character. I don't know why they're different or what the expected behavior is. I appreciate for the help.

Theme version

2.9.0

Hugo version

0.139.3

Which browser rendering engines are you seeing the problem on?

Chromium (Google Chrome, Microsoft Edge, Brave, Vivaldi, Opera, etc.)

URL to sample repository or website

https://github.com/bebound/bebound.github.io

Hugo output or build error messages

No response