2001 mazda protege Lx 2.0 Ac Leak
 

so. i drove to miami recently. the ac was good for a the first hr or so. but after that at Max cold. the temp dropped and kept getn worse till at one point we had to put the windows down . but i noticed at the end of the trip when we had arrived. there was a puddle of water in the front passenger mat. were did that come from. wats the problem with this ac. and the ac light used to blink a couple of months ago. but it hasnt in a long time. help. thanks