- Add fancyvrb package and Shaded environment for syntax highlighting - Include amsmath and amssymb packages for mathematical symbols - Switch from pdflatex to xelatex with fontspec for Unicode support - Add complete set of syntax highlighting commands for code blocks - Fix directory-relative Mermaid file generation 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>