Privacy Policy

Effective date: January 10, 2026

1) What we collect

Account information (if activated in the future): minimal username and authentication data required solely for optional registered access.
Usage data: basic logs necessary to operate, secure, and improve the site (e.g., request metadata).

2) How we use data

To provide and secure optional registered access (currently inactive).
To maintain site reliability, prevent abuse, and troubleshoot issues.
To improve the educational experience.

3) Cookies and local storage

The site may use cookies or local storage for session management and user experience. You can clear browser storage to remove local data. The site does not use third-party advertising networks, behavioral tracking systems, or data brokerage services.

4) Sharing

We do not sell your personal information. We may share limited information with service providers strictly to operate the site (e.g., hosting, security) and only as necessary.

5) Data retention

We retain data only as long as reasonably necessary for the purposes described above, unless a longer retention period is required by law.

6) Your choices

You may request account deletion or changes where applicable, subject to technical and legal constraints.

7) Contact

This website does not currently provide direct contact channels. If optional registered access is activated in the future, contact information may be provided at that time.