Now we're going to do our rough build.
Before you invest time in loading your data and styling your site, it's essential to first develop a minimum viable product.
But that I mean, you need to prototype your site and your CMS data structure to make sure everything will work the way you want, first. Then, invest all the time you want in styling, and data entry.
Why? Because if you don't, you risk throwing away all that hard work, and that's just no fun at all.
Create the Collections you need, but only with the basic fields required to make your layout work.
Do NOT invest time in creating data yet, just create a few records as proof of concept
Create your reference fields and links, but just in your sample data.
Create your Collections lists and Collection pages.
DO NOT invest time in styling these yet, just create them as basic, functional proof of concept.
Ask these questions;
Now, use anything you've learned to troubleshoot and problem solve your design and display now.