Please email to vikumar@adobe.com 

Please share your sample SVG file. We will analyze what is happening.

Can you share the context where you are trying to upload the file?

In the Advanced tab of the PDF output preset you will find the option "Embed used fonts". Select that and generate PDF. See if this fixes the font issue.

We don't suggest creating such CSS in the source view unless you are an expert. Otherwise, use the Author view. This documentation page shall provide details to create heading autonumberhttps://experienceleague.adobe.com/docs/experience-manager-guides-learn/tutorials/configuring/config-native-pdf-pu...

I am reposting it with the solution just for the chapters. Copy and paste the following code into the content.css file. You may have to vary --prefix-size values based on your font and the text size. Let us know if this works for you. body {counter-reset: h1\.chapter1 0 h2\.chapter1 0 h3\.chapter1 0...

Is it possible to share the SVG file?

Are you on AEM cloud service?