We're celebrating Europe and we'd like to support our European Union customers by covering the VAT. Discount is valid until May 18th for all new purchases and manual renewals and applies automatically during checkout.
Set the desired site-wide layout in the theme’s options and assign a different layout page template on the needed pages.
If you also need different sidebar widgets between sections using the same sidebar(s), you can do this with plugins (even Jetpack has widget visibility functionality)