Horwath
Legend
AC really could have been base 8+prof bonusThey moved away from the term 'proficiency' for anything that did not apply your proficiency bonus.
then armor more simple:
Light:
+1 AC, full dex, min STR 10
+2 AC, full dex, min STR 12, stealth penalty
Medium,
+3 AC, max dex +2, min STR 12
+4 AC, max dex +2, min STR 14, stealth penalty
Heavy,
+6 AC, max dex +0, min STR 14
+7 AC, max dex +0, minx STR 16, stealth penalty
shields;
buckler: +1 AC, min STR 10, light armor proficiency
shield: +2 AC, min STR 12, medium armor proficiency
tower shield, +3 AC, min STR 16, -5ft move, stealth and acrobatics penalty, heavy armor proficiency.