It is AI slop. It was written using Claude Code. The language is very like Claude Code with Opus 5: no prepositions, unclear references, ambiguous, bad phrase

It is AI slop. It was written using Claude Code. The language is very like Claude Code with Opus 5: no prepositions, unclear references, ambiguous, bad phrase transitions, ... And the css is exactly the same that Claude Code uses for its artifacts and documentation.