How do I add a combinator to my style?
You can only add combinators to child selectors. Add a child selector and combinator will appear in the Style tree.
Acquia Cohesion renames to Site Studio from version 6.2. Tell me more.
Color tags allow you to create groupings of colors based off of the color tags that you define in the website settings color palette.
The 'Range' in the menu list item element sets which list items at the current level the settings should apply to.
Yes, you can build mega menus using Cohesion. Building mega menus requires advanced knowledge of jQuery in Acquia Cohesion and CSS.
HTML is escaped when using Drupal tokens in Site studio as a security measure, this follows Drupal core.
You don't. You apply a Descendant selector. These use a (Space).