Acquia Cohesion renames to Site Studio from version 6.2. Tell me more.
No, there are some known issues when using Acquia Cohesion with AMP, which we are working to resolve.
No, the entity browser does not work for component defaults as the entities are content, not config.
Opacity is set using a decimal where 0 is transparent, 0.5 is 50% and 1 is solid.
Not yet. The Style builder does not have the option to add an animation name or key frames. This is planned functionality on our road map.
No site specific data is stored on the API.