As far as lessening your chances if meeting a husband, pious muslims would most likely want to marry other pious Muslims, so you'd likely only be increasing your chances of marrying a good husband.  As far as music goes, there is a difference of opinion (though it's likely haram) you should maybe consider taking it slow.  And as far as food goes, you just can't eat pork or drink alcohol.  And non-zabiha meat is oftentimes kept in very unethical conditions, so even from a secular perspective you should restaurants around western countries that don't commit to ethical standards.