/* Shared stylesheet for the Return Grid documentation guides
* (/docs/tenant, /docs/owner, /docs/first-property).
*
* Extracted under Task List ID 786. These ~200 lines used to be copy-pasted
* into all three guides, which is why a four-line mobile fix (PR #46) landed as
* a +454/-273 diff across three files, and why the screenshot runbook had to
* tell sessions to "copy the widget from an existing guide". One edit here now
* reaches every guide, and a fourth guide costs two /