Welcome to our forum.
Glad to see your interest in our plugin,
#1, Icons can display on left or right side,
#2. you can apply your own font family for accordion harder and content that’s loaded on your site,
#3. there is hover color option for the header, yes but not text color for the active state. (i can update the plugin to add this option)
Please see the screenshot of pro version for styling options available
Let me know your thoughts.