kicked in the middle of a aram game

so i was playing aram i was around lvl 8-9 and suddenly my connection to the game is gone, ok can happen im looking at my internet its perfect connection. so next i try to restart the game (like usually in these kind of situations. Now i cant even log in anymore due this "An unexpecter error occurred while loggin in. Please try again. If this issue persists contact support at support.riotgames.com" now i can not even press sign in...

what can i do to fix this riot?

Ps. I can log in into na just not euw....