@

style(runbackup): black backdrop on the full-screen backup screen

Set html/body background to #000 so the full-screen pre-update / Backup
Now progress screen runs on a black backdrop (the card + Atum-coloured
progress bar sit on top).

Claude-Session: https://claude.ai/code/session_01WbGBN9VyRK61zczYWcCQ2i
@

source/packages/com_mokosuitebackup/tmpl/runbackup/default.php

@@ -90,6 +90,9 @@ $config = [
 ];
 ?>
 <style>
+	/* Full-screen backup runs on a black backdrop. */
+	html, body { background-color: #000 !important; }
+
 	/* Colours are pulled from the Atum admin template's own CSS custom
 	   properties so the screen matches whatever theme the site runs, with
 	   Bootstrap and then a literal as progressive fallbacks. */