Do slide-out modals work well in your experience?
Our requirements are to present deeper, specific content to users without taking them out of a flow, so linking to another page is not being considered as an option.
Instead we want to implement a slide-out drawer type modal in which to present the information.
The pattern is similar to the one found on AirBnb's site, when you click on the "help" button, top right:
I'm looking for research into this UI pattern, pros & cons, especially when it comes to accessibility and use on smaller screens.