# GitHub Flavored Markdown Alerts

Callouts use a blockquote marker on the first line. They keep color accents in the PDF.

> [!NOTE]
> Background context that helps the reader without blocking the main flow.

> [!TIP]
> Prefer landscape for wide Mermaid sequence diagrams.

> [!IMPORTANT]
> Uploads are removed within 24 hours — see the Privacy Policy.

> [!WARNING]
> Browser print of a dark preview can wash out diagrams on paper.

> [!CAUTION]
> Do not paste secrets into Markdown you plan to share as a PDF.