1: not too late, level fire, most nukers are duel nukers anyway
2:what you get is up too you, use the search engine
3:the balances don't work that way in sro. but stat wise, you might wana try doing pure int before trying out a hybrid.
heres a good guide, i can't find the other ones..
RaiKiRii's guide is pretty good
http://www.silkroadforums.com/viewtopic ... armageddon
stimmedcow's : shows what to get and where to keep them [ @ 30 ]
http://www.silkroadforums.com/viewtopic.php?t=9864
XuChu's is good if you still want to go light [ pretty good guideline ]
http://www.silkroadforums.com/viewtopic.php?t=9560
if you don't know when to level them, just level them when you feel it's right.
I usually level my skills when i feel that i need a bit more damage for the mob i'm fighting