Checkout
Check what is due, and when.
Your policy and your level stay attached to one order reference. That reference and an amount are the only two things that would reach a payment provider.
What the provider asks for
Your name, your email address and your card details, on the provider’s own page, under the provider’s own terms. Those fields are theirs and they stay on their domain.
What this store never sees
All of it. This site has no form, no input and no field anywhere in its output, makes no network request from any page that sells anything, and has no server to receive one. A build check holds each of those three.
No payment link has been issued on any level. The control above carries that reason instead of a price, and it is a disabled control rather than a button that quietly does nothing. The day a link is recorded against a level in the store’s own data, that button turns on by itself. The two rails, and why they never meet