Aaaaahhhhrgh!
One note of comfort: everyone's done that!
I, especially, have done this innumerable times.
In fact, often enough that I now skip the anguish of searching, go straight to my bank, and get a new one immediately.
Don't fret too much: you're normal

That is so true.
Happy you found it though and that it didn’t fall into the wrong hands. Now you’ll probably have to reapply for a new card which will result in a whole new adventure.