Move 288 types from global AKSRT_* + inc/classes manual requires into
namespace AKSRT\{Domain} under src/AKSRT/, wire composer.json psr-4,
and slim bootstrap to helpers/modules/hooks only. Split multi-class
widget/gateway files, update admin contract audit paths, and document
the layout in ADR/README.
Render full search overlay with types/history/suggestions for tabbar
and desktop header toggle. Open panel on all viewports (not mobile-only)
and wire data-toggle-class/.navbar-search compatibility hooks.
kate522