Simple accordion interaction buggy need help!

Hey guys!

Here is my site: Webflow - Betterlab®

(live: betterlab.com)

Basically… I want to click on any text to open and close things… (and of course my + at the top)… for some reason things get weird and disappear if I close and open too much telling me I have something wrong in my interactions.

Here is a loom explanation of my issue!


Here is my public share link: LINK
(how to access public share link)