I made a thing with GSAP and Framer!
Looks very nice. I recommend raising the middle card a little because currently the continuous line implies a surface continuity between the three cards, a continuity which the side shadows are too slight to break up.
Looks like you're using GSAPs SVG path morph... is that right?
Looks nice. While at Skype I was using that with Framer and this: https://alexk111.github.io/SVG-Morpheus/