Here goes an example with the contact form (since it is widely used).http://screencast.com/t/QjhEkuSK
Will depend on #1140024: Support the basic form elements and #1140036: Support the core non-admin forms.
This currently being worked on for next Compass Drupal Plugin release.
Expect changes soon.
Drupal is a registered trademark of Dries Buytaert.