Fix subscription popup on main page on Substack-based sites

[rakleed]

Prerequisites

To avoid invalid pull requests, please check and confirm following terms

• This is not an ad/bug report;
• My code follows the guidelines and syntax of this project;
• I have performed a self-review of my own changes;
• My changes do not break web sites, apps and files structure.

What problem does the pull request fix?

If the problem does not fall under any category that is listed here, please write a comment below in corresponding section

• Missed ads or ad leftovers;
• Website or app doesn't work properly;
• AdGuard gets detected on a website;
• Missed analytics or tracker;
• Social media buttons — share, like, tweet, etc;
• Annoyances — pop-ups, cookie warnings, etc;
• Filters maintenance.

What issue is being fixed?

Enter the issue address

• https://chipsandcheese.com/
• https://www.noahpinion.blog/
• https://www.newcomer.co/
• https://blog.corkmac.app/
• https://blog.sshh.io/
• https://hardcoresoftware.learningbyshipping.com/
• https://www.newsguardrealitycheck.com/
• https://newsletter.techworld-with-milan.com/
• https://newsletter.pragmaticengineer.com/

Add your comment and screenshots

1. Your comment

Full-screen subscription popup on the main page on Substack-based sites

2. Screenshots

Screenshot 1:

Terms

• By submitting this issue, I agree that pull request does not contain private info and all conditions are met

[Copilot]

Pull Request Overview

This PR addresses the full-screen subscription popup issue on Substack-based sites by refining and consolidating filter rules.

• Removed redundant individual negative rules for specific domains.
• Consolidated multiple domain filters into grouped rules for consistent styling and behavior.