.mermaid-diagram{background:#f8f9fa;border-radius:8px;padding:1rem}.dark .mermaid-diagram{background:#1e293b}.prose pre{border-radius:8px;margin:1.5rem 0}.prose pre code{font-size:.875rem;line-height:1.7}.katex-display{margin:1.5rem 0;overflow-x:auto;padding:.5rem 0}.prose .footnotes{border-top:1px solid #e5e7eb;margin-top:2rem;padding-top:1rem;font-size:.875rem}.prose .footnote-ref{font-size:.75rem;vertical-align:super}