It’s alright, we’re all learning and exploring here so there’s no “right answer” for this problem.
Figma export tries to be smart by using the
<defs> inside the SVG to avoid repeating colours/paths, but that usually means much more complex code and in this specific case is totally avoidable since every path is actually…
Visually the SVG file is just fine, looks exactly as the one in Sketch, the problem is the actual SVG code which is very different.
Here’s a more concrete example of our polar bear icon.