based on what written on the whitepaper, page 44.

1. the unsold token will be burnt at the end of token sale.

2. yes, the team reward will be vested.

Tokens that are distributed to founders and advisors will be subjected to
vesting periods, as described below:
?    For team members: the vesting period will be of two years, with six months
cliffs (i.e.: 25% of founders? Tokens will mature each 6 months);
?    For advisors: the vesting period will be of one year, with three months cliffs
(i.e.: 25% of advisors? Token will mature each 3 months).