Preserve live dimming settings and stabilize theme transition borders

shell/ferese-shell/src/bar.rs

@@ -300,7 +300,7 @@ pub(super) fn workspace_selector_style(
         background: if active {
             Some(Background::Color(color_with_opacity(shell_theme.accent, 0.16)))
         } else if occupied {
-            Some(Background::Color(color_with_opacity(shell_theme.text_primary, 0.04)))
+            Some(Background::Color(color_with_opacity(shell_theme.border, 0.3)))
         } else {
             None
         },
@@ -326,9 +326,9 @@ pub(super) fn bar_style(theme: ShellTheme, compositor_material: bool) -> contain
 
 pub(super) fn bar_group_style(theme: ShellTheme) -> container::Style {
     container::Style {
-        background: Some(Background::Color(color_with_opacity(theme.text_primary, 0.035))),
+        background: Some(Background::Color(color_with_opacity(theme.border, 0.25))),
         border: Border {
-            color: color_with_opacity(theme.text_muted, 0.12),
+            color: color(theme.border),
             width: 1.0,
             radius: theme.material_radius.min(16.0).into(),
         },

shell/ferese-shell/src/main.rs

@@ -1069,6 +1069,25 @@ mod tests {
         assert_eq!(configured_font(None), cosmic::font::default());
     }
 
+    #[test]
+    fn bar_decoration_does_not_follow_transitional_text_contrast() {
+        let theme = config::ShellTheme::default();
+        let contrasted = config::ShellTheme {
+            text_primary: [0, 0, 0, 255],
+            text_muted: [255, 255, 255, 255],
+            ..theme
+        };
+        let before = bar_group_style(theme);
+        let after = bar_group_style(contrasted);
+        assert_eq!(before.border, after.border);
+        assert_eq!(before.background, after.background);
+        assert_eq!(before.border.color, color(theme.border));
+        assert_eq!(
+            workspace_selector_style(false, false, true, theme).background,
+            workspace_selector_style(false, false, true, contrasted).background,
+        );
+    }
+
     #[test]
     fn workspace_selector_has_distinct_active_paint() {
         let theme = ShellTheme::default();

shell/ferese-shell/src/status_ui/mod.rs

@@ -218,7 +218,7 @@ impl FereseShell {
                 text_color: Some(primary),
                 icon_color: Some(primary),
                 border: Border {
-                    color: color_with_opacity(theme.text_muted, 0.18 * p),
+                    color: color_with_opacity(theme.border, p),
                     width: 1.0,
                     radius: theme.material_radius.into(),
                 },