theme/screen-shield: Use the same background color as in the overview

The overview uses $system_bg_color as its background color, and since we
nowadays show the overview right after starting up, it makes sense to
use the same background color for the login screen.

Fixes https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/3812

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1742>

diff --git a/data/theme/gnome-shell-sass/widgets/_screen-shield.scss b/data/theme/gnome-shell-sass/widgets/_screen-shield.scss
index 00c549a535066355baa6abc40cea9e3c1c7b1911..e289fdbaf60dcfecdc1a891c93705cf20250f455 100644 (file)
--- a/data/theme/gnome-shell-sass/widgets/_screen-shield.scss
+++ b/data/theme/gnome-shell-sass/widgets/_screen-shield.scss
@@ -66,7 +66,7 @@
 }
 
 #lockDialogGroup {
-  background-color: lighten(#2e3436, 8%);
+  background-color: $system_bg_color;
 }
 
 #unlockDialogNotifications {