Voting and ideologies are byproducts of cognitive styles and deeper values
Issues only matter to authoritarian people who are directly harmed by a position. Conservative-inclined people do not care about evidence when it comes to shaping their opinions:

On the belief that beliefs should change according to evidence: Implications for conspiratorial, moral, paranormal, political, religious, and science beliefs | Judgment and Decision Making | Cambridge Core
On the belief that beliefs should change according to evidence: Implications for conspiratorial, moral, paranormal, political, religious, and science beliefs - Volume 15 Issue 4
