Position z in Spline animation

I am currently working on my site and I am trying to animate a spline interaction while scrolling into view on position Z. Moving x and Y work but moving z does not work. Any idea what I am doing wrong?

Here is my work
https://preview.webflow.com/preview/digital-roast?utm_medium=preview_link&utm_source=designer&utm_content=digital-roast&preview=d8ff00a69ec563f2991d15c1d7fce232&workflow=preview