I so much wanted to hope the damn shop was not a scammer! But look into the topic with the continuation (see link above), even the crypto payment processor has already closed the scammer's account at their service due to customer complaints
It looks like the site takes credit cards. That offers a bit more protection than sending a BTC payment. Besides... it's 2:20AM in Boston (if that's truly where they are located)... they are asleep. Contact them in about 6 hours and check on your order.