[gnome-themes-standard] Make GTK+ window shadows more consistent with Mutter shadows

[Jakub Steiner <jimmac src gnome org>]

commit 93d292aa7c4d52ce5efc3e89c3be8494ef07bf08
Author: Nikita Churaev <lamefun x0r gmail com>
Date:   Mon May 5 18:07:03 2014 +0400

    Make GTK+ window shadows more consistent with Mutter shadows
    
    True uniformity is not possible yet because GTK+ uses a different blurring algorithm, but this looks good 
enough.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=729574

 themes/Adwaita/gtk-3.0/gtk-main.css    |    4 ++--
 themes/Adwaita/gtk-3.0/gtk-widgets.css |    4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/themes/Adwaita/gtk-3.0/gtk-main.css b/themes/Adwaita/gtk-3.0/gtk-main.css
index a815a7e..bde6322 100644
--- a/themes/Adwaita/gtk-3.0/gtk-main.css
+++ b/themes/Adwaita/gtk-3.0/gtk-main.css
@@ -191,8 +191,8 @@
 @define-color wm_bg_a shade (@theme_bg_color, 1.1);
 @define-color wm_bg_b @theme_bg_color;
 
- define-color wm_shadow alpha(black, 0.5);
- define-color wm_border alpha(black,0.18);
+ define-color wm_shadow alpha(black, 0.35);
+ define-color wm_border alpha(black, 0.18);
 
 @define-color wm_button_bg_a shade (@theme_bg_color, 1.0);
 @define-color wm_button_bg_b shade (@theme_bg_color, 0.85);
diff --git a/themes/Adwaita/gtk-3.0/gtk-widgets.css b/themes/Adwaita/gtk-3.0/gtk-widgets.css
index 7a06cc1..2655610 100644
--- a/themes/Adwaita/gtk-3.0/gtk-widgets.css
+++ b/themes/Adwaita/gtk-3.0/gtk-widgets.css
@@ -4316,7 +4316,7 @@ GtkPopover .separator {
     border-radius: 7px 7px 0 0;
     /* lamefun trick to get rounded borders regardless of CSD use */
     border-width: 0px;    
-    box-shadow: 0 2px 8px 3px @wm_shadow, 0 0 0 1px @wm_border;
+    box-shadow: 0 2px 10px 4px @wm_shadow, 0 0 0 1px @wm_border;
 
     /* this is used for the resize cursor area */
     margin: 10px;
@@ -4328,5 +4328,5 @@ GtkPopover .separator {
 }
 
 .window-frame:backdrop {
-    box-shadow: 0 2px 5px 1px @wm_shadow, 0 0 0 1px shade(@wm_border, 1.1);
+    box-shadow: 0 3px 6px 2px alpha(@wm_shadow, 0.4), 0 0 0 1px shade(@wm_border, 1.1);
 }