These Terms of Service (“Terms”) govern your access to and use of the website operated under d4_core located at: https://sites.google.com/view/d4-core.

The Site is provided for informational, digital, and personal-use purposes.

By accessing or using the Site, you agree to comply with these Terms. If you do not agree with any provision, you must discontinue use of the Site immediately.

These Terms constitute a binding agreement between you and the Site operator.

1. Service Description and Scope

The Site may provide access to digital content, tools, information resources, or interactive services.

The operator reserves the right to:

Changes that significantly affect user experience may be announced when reasonably possible, except in emergencies involving security, abuse prevention, or legal compliance.

2. Relationship Between User and Site Operator

These Terms establish the legal relationship between you and the operator of d4_core.

Permission is granted to access and use the Site only if you agree to follow these Terms.

The operator retains all intellectual property rights associated with the Site infrastructure, branding, and original system components.

3. Eligibility and Age Requirements

Users must comply with the minimum age requirements applicable in their jurisdiction.

If you are a minor, you must obtain permission from a parent or legal guardian before using the Site.

Parents or guardians are responsible for monitoring and supervising minor users.

Some features may have additional age restrictions depending on content sensitivity or regional law.

4. Account Registration and Security

If the Site provides account-based services:

You must immediately report unauthorized access or security breaches to the Site operator.

The operator is not liable for losses caused by user negligence in protecting account information.

5. Acceptable Use Policy

Users agree not to use the Site for activities including but not limited to:

5.1 Illegal or Harmful Conduct

5.2 System Abuse and Technical Interference

5.3 Content Integrity

Violation of these rules may result in content removal, attention issuance, or permanent access restriction.

6. User-Generated Content Rights

If you submit content to the Site:

The license remains valid while the content is stored, distributed, or publicly accessible.

You warrant that:

The Site operator may remove content at its sole discretion if it violates policy or legal requirements.

7. Intellectual Property Protection

All original materials on the Site, including:

are protected by copyright and applicable intellectual property law.

Users may access and view content for personal, non-commercial purposes unless written authorization is granted.

Unauthorized reproduction, redistribution, or commercial exploitation is prohibited.

8. Artificial Intelligence and Automated Processing

If the Site provides AI-powered functions:

Users remain responsible for reviewing AI-generated content before external use.

9. External Links and Third-Party Services

The Site may contain hyperlinks to external resources.

The operator does not control third-party websites and is not responsible for:

Accessing external links is at the user’s own discretion.

10. Service Availability

The Site is provided without guarantee of uninterrupted operation.

Service interruption may occur due to:

The operator reserves the right to suspend services temporarily or permanently.

11. Disclaimer of Warranties

To the maximum extent permitted by law:

Users are responsible for evaluating the suitability of Site content before relying on it.

12. Limitation of Liability

To the extent allowed by applicable law, d4_core and its operators are not liable for:

Total liability shall not exceed the minimum amount permitted under governing law.

13. Indemnification

You agree to defend, indemnify, and hold harmless d4_core, its operators, and affiliates from claims arising from:

14. Termination of Access

The operator may suspend or terminate user access if:

Users may discontinue use of the Site voluntarily at any time.

15. Privacy and Data Handling

Use of the Site is also subject to the Site Privacy Statement, if published separately.

The Site may process limited technical data for:

Detailed privacy practices should be described in the Privacy Statement.

16. Changes to Terms

The operator may update these Terms periodically.

Material modifications will be reflected by updating the Last Updated date below.

Continued use of the Site after updates indicates acceptance of revised Terms.

17. Governing Law and Dispute Resolution

These Terms are governed by the laws of the jurisdiction where the Site operator resides or operates, unless mandatory consumer protection law requires otherwise.

Users should attempt to resolve disputes by contacting the Site operator before initiating legal action.

18. Contact Information

For legal inquiries, copyright notices, or general questions: