From 6b0e4ba789a5bb9e66f23deac160ed6cbb15a976 Mon Sep 17 00:00:00 2001
From: Lapo Calamandrei <calamandrei@gmail.com>
Date: Wed, 27 Aug 2014 18:29:32 +0200
Subject: [PATCH] Adwaita: no edge hilight for popover checks/radios

---
 gtk/resources/theme/Adwaita/_common.scss      |  1 +
 .../theme/Adwaita/gtk-contained-dark.css      | 72 +++++++++++++++++++
 gtk/resources/theme/Adwaita/gtk-contained.css | 72 +++++++++++++++++++
 3 files changed, 145 insertions(+)

diff --git a/gtk/resources/theme/Adwaita/_common.scss b/gtk/resources/theme/Adwaita/_common.scss
index 7a3b9721c9..6fd5867265 100644
--- a/gtk/resources/theme/Adwaita/_common.scss
+++ b/gtk/resources/theme/Adwaita/_common.scss
@@ -1742,6 +1742,7 @@ $asset_suffix: if($variant=='dark', '-dark', '');
       -gtk-icon-source: -gtk-scaled(url("assets/#{$a}#{$as}#{$asset_suffix}.png"),
                                     url("assets/#{$a}#{$as}#{$asset_suffix}@2.png"));
       icon-shadow: if(str-index($s,"backdrop"), none, 0 1px 0 $borders_edge); //no edge highlight for :backdrop
+      &.button.flat { icon-shadow: none; }
     }
   }
 
diff --git a/gtk/resources/theme/Adwaita/gtk-contained-dark.css b/gtk/resources/theme/Adwaita/gtk-contained-dark.css
index 6f0ce5fe41..ebd55b0955 100644
--- a/gtk/resources/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/resources/theme/Adwaita/gtk-contained-dark.css
@@ -1950,74 +1950,110 @@ GtkSwitch {
 .check {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-dark.png"), url("assets/checkbox-unchecked-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .check.button.flat {
+    icon-shadow: none; }
 
 .check:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-hover-dark.png"), url("assets/checkbox-unchecked-hover-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .check:hover.button.flat {
+    icon-shadow: none; }
 
 .check:active {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-active-dark.png"), url("assets/checkbox-unchecked-active-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .check:active.button.flat {
+    icon-shadow: none; }
 
 .check:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-insensitive-dark.png"), url("assets/checkbox-unchecked-insensitive-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .check:insensitive.button.flat {
+    icon-shadow: none; }
 
 .check:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop-dark.png"), url("assets/checkbox-unchecked-backdrop-dark@2.png"));
   icon-shadow: none; }
+  .check:backdrop.button.flat {
+    icon-shadow: none; }
 
 .check:backdrop:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop-insensitive-dark.png"), url("assets/checkbox-unchecked-backdrop-insensitive-dark@2.png"));
   icon-shadow: none; }
+  .check:backdrop:insensitive.button.flat {
+    icon-shadow: none; }
 
 .check:inconsistent {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-dark.png"), url("assets/checkbox-mixed-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .check:inconsistent.button.flat {
+    icon-shadow: none; }
 
 .check:inconsistent:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-hover-dark.png"), url("assets/checkbox-mixed-hover-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .check:inconsistent:hover.button.flat {
+    icon-shadow: none; }
 
 .check:inconsistent:selected {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-active-dark.png"), url("assets/checkbox-mixed-active-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .check:inconsistent:selected.button.flat {
+    icon-shadow: none; }
 
 .check:inconsistent:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop-dark.png"), url("assets/checkbox-mixed-backdrop-dark@2.png"));
   icon-shadow: none; }
+  .check:inconsistent:backdrop.button.flat {
+    icon-shadow: none; }
 
 .check:inconsistent:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-insensitive-dark.png"), url("assets/checkbox-mixed-insensitive-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .check:inconsistent:insensitive.button.flat {
+    icon-shadow: none; }
 
 .check:inconsistent:insensitive:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop-insensitive-dark.png"), url("assets/checkbox-mixed-backdrop-insensitive-dark@2.png"));
   icon-shadow: none; }
+  .check:inconsistent:insensitive:backdrop.button.flat {
+    icon-shadow: none; }
 
 .check:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-dark.png"), url("assets/checkbox-checked-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .check:checked.button.flat {
+    icon-shadow: none; }
 
 .check:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-insensitive-dark.png"), url("assets/checkbox-checked-insensitive-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .check:checked:insensitive.button.flat {
+    icon-shadow: none; }
 
 .check:checked:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-hover-dark.png"), url("assets/checkbox-checked-hover-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .check:checked:hover.button.flat {
+    icon-shadow: none; }
 
 .check:checked:active {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-active-dark.png"), url("assets/checkbox-checked-active-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .check:checked:active.button.flat {
+    icon-shadow: none; }
 
 .check:backdrop:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop-dark.png"), url("assets/checkbox-checked-backdrop-dark@2.png"));
   icon-shadow: none; }
+  .check:backdrop:checked.button.flat {
+    icon-shadow: none; }
 
 .check:backdrop:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop-insensitive-dark.png"), url("assets/checkbox-checked-backdrop-insensitive-dark@2.png"));
   icon-shadow: none; }
+  .check:backdrop:checked:insensitive.button.flat {
+    icon-shadow: none; }
 
 .menu .menuitem.check {
   -gtk-icon-source: -gtk-icontheme("checkbox-symbolic");
@@ -2030,74 +2066,110 @@ GtkSwitch {
 .radio {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-dark.png"), url("assets/radio-unchecked-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .radio.button.flat {
+    icon-shadow: none; }
 
 .radio:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-hover-dark.png"), url("assets/radio-unchecked-hover-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .radio:hover.button.flat {
+    icon-shadow: none; }
 
 .radio:active {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-active-dark.png"), url("assets/radio-unchecked-active-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .radio:active.button.flat {
+    icon-shadow: none; }
 
 .radio:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-insensitive-dark.png"), url("assets/radio-unchecked-insensitive-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .radio:insensitive.button.flat {
+    icon-shadow: none; }
 
 .radio:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop-dark.png"), url("assets/radio-unchecked-backdrop-dark@2.png"));
   icon-shadow: none; }
+  .radio:backdrop.button.flat {
+    icon-shadow: none; }
 
 .radio:backdrop:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop-insensitive-dark.png"), url("assets/radio-unchecked-backdrop-insensitive-dark@2.png"));
   icon-shadow: none; }
+  .radio:backdrop:insensitive.button.flat {
+    icon-shadow: none; }
 
 .radio:inconsistent {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-dark.png"), url("assets/radio-mixed-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .radio:inconsistent.button.flat {
+    icon-shadow: none; }
 
 .radio:inconsistent:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-hover-dark.png"), url("assets/radio-mixed-hover-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .radio:inconsistent:hover.button.flat {
+    icon-shadow: none; }
 
 .radio:inconsistent:selected {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-active-dark.png"), url("assets/radio-mixed-active-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .radio:inconsistent:selected.button.flat {
+    icon-shadow: none; }
 
 .radio:inconsistent:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop-dark.png"), url("assets/radio-mixed-backdrop-dark@2.png"));
   icon-shadow: none; }
+  .radio:inconsistent:backdrop.button.flat {
+    icon-shadow: none; }
 
 .radio:inconsistent:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-insensitive-dark.png"), url("assets/radio-mixed-insensitive-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .radio:inconsistent:insensitive.button.flat {
+    icon-shadow: none; }
 
 .radio:inconsistent:insensitive:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop-insensitive-dark.png"), url("assets/radio-mixed-backdrop-insensitive-dark@2.png"));
   icon-shadow: none; }
+  .radio:inconsistent:insensitive:backdrop.button.flat {
+    icon-shadow: none; }
 
 .radio:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-dark.png"), url("assets/radio-checked-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .radio:checked.button.flat {
+    icon-shadow: none; }
 
 .radio:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-insensitive-dark.png"), url("assets/radio-checked-insensitive-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .radio:checked:insensitive.button.flat {
+    icon-shadow: none; }
 
 .radio:checked:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-hover-dark.png"), url("assets/radio-checked-hover-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .radio:checked:hover.button.flat {
+    icon-shadow: none; }
 
 .radio:checked:active {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-active-dark.png"), url("assets/radio-checked-active-dark@2.png"));
   icon-shadow: 0 1px 0 rgba(238, 238, 236, 0.1); }
+  .radio:checked:active.button.flat {
+    icon-shadow: none; }
 
 .radio:backdrop:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop-dark.png"), url("assets/radio-checked-backdrop-dark@2.png"));
   icon-shadow: none; }
+  .radio:backdrop:checked.button.flat {
+    icon-shadow: none; }
 
 .radio:backdrop:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop-insensitive-dark.png"), url("assets/radio-checked-backdrop-insensitive-dark@2.png"));
   icon-shadow: none; }
+  .radio:backdrop:checked:insensitive.button.flat {
+    icon-shadow: none; }
 
 .menu .menuitem.radio {
   -gtk-icon-source: -gtk-icontheme("radio-symbolic");
diff --git a/gtk/resources/theme/Adwaita/gtk-contained.css b/gtk/resources/theme/Adwaita/gtk-contained.css
index 5abf7337c3..23f39fbfed 100644
--- a/gtk/resources/theme/Adwaita/gtk-contained.css
+++ b/gtk/resources/theme/Adwaita/gtk-contained.css
@@ -1945,74 +1945,110 @@ GtkSwitch {
 .check {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked.png"), url("assets/checkbox-unchecked@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .check.button.flat {
+    icon-shadow: none; }
 
 .check:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-hover.png"), url("assets/checkbox-unchecked-hover@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .check:hover.button.flat {
+    icon-shadow: none; }
 
 .check:active {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-active.png"), url("assets/checkbox-unchecked-active@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .check:active.button.flat {
+    icon-shadow: none; }
 
 .check:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-insensitive.png"), url("assets/checkbox-unchecked-insensitive@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .check:insensitive.button.flat {
+    icon-shadow: none; }
 
 .check:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop.png"), url("assets/checkbox-unchecked-backdrop@2.png"));
   icon-shadow: none; }
+  .check:backdrop.button.flat {
+    icon-shadow: none; }
 
 .check:backdrop:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-unchecked-backdrop-insensitive.png"), url("assets/checkbox-unchecked-backdrop-insensitive@2.png"));
   icon-shadow: none; }
+  .check:backdrop:insensitive.button.flat {
+    icon-shadow: none; }
 
 .check:inconsistent {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed.png"), url("assets/checkbox-mixed@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .check:inconsistent.button.flat {
+    icon-shadow: none; }
 
 .check:inconsistent:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-hover.png"), url("assets/checkbox-mixed-hover@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .check:inconsistent:hover.button.flat {
+    icon-shadow: none; }
 
 .check:inconsistent:selected {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-active.png"), url("assets/checkbox-mixed-active@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .check:inconsistent:selected.button.flat {
+    icon-shadow: none; }
 
 .check:inconsistent:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop.png"), url("assets/checkbox-mixed-backdrop@2.png"));
   icon-shadow: none; }
+  .check:inconsistent:backdrop.button.flat {
+    icon-shadow: none; }
 
 .check:inconsistent:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-insensitive.png"), url("assets/checkbox-mixed-insensitive@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .check:inconsistent:insensitive.button.flat {
+    icon-shadow: none; }
 
 .check:inconsistent:insensitive:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-mixed-backdrop-insensitive.png"), url("assets/checkbox-mixed-backdrop-insensitive@2.png"));
   icon-shadow: none; }
+  .check:inconsistent:insensitive:backdrop.button.flat {
+    icon-shadow: none; }
 
 .check:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked.png"), url("assets/checkbox-checked@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .check:checked.button.flat {
+    icon-shadow: none; }
 
 .check:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-insensitive.png"), url("assets/checkbox-checked-insensitive@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .check:checked:insensitive.button.flat {
+    icon-shadow: none; }
 
 .check:checked:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-hover.png"), url("assets/checkbox-checked-hover@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .check:checked:hover.button.flat {
+    icon-shadow: none; }
 
 .check:checked:active {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-active.png"), url("assets/checkbox-checked-active@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .check:checked:active.button.flat {
+    icon-shadow: none; }
 
 .check:backdrop:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop.png"), url("assets/checkbox-checked-backdrop@2.png"));
   icon-shadow: none; }
+  .check:backdrop:checked.button.flat {
+    icon-shadow: none; }
 
 .check:backdrop:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/checkbox-checked-backdrop-insensitive.png"), url("assets/checkbox-checked-backdrop-insensitive@2.png"));
   icon-shadow: none; }
+  .check:backdrop:checked:insensitive.button.flat {
+    icon-shadow: none; }
 
 .menu .menuitem.check {
   -gtk-icon-source: -gtk-icontheme("checkbox-symbolic");
@@ -2025,74 +2061,110 @@ GtkSwitch {
 .radio {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked.png"), url("assets/radio-unchecked@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .radio.button.flat {
+    icon-shadow: none; }
 
 .radio:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-hover.png"), url("assets/radio-unchecked-hover@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .radio:hover.button.flat {
+    icon-shadow: none; }
 
 .radio:active {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-active.png"), url("assets/radio-unchecked-active@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .radio:active.button.flat {
+    icon-shadow: none; }
 
 .radio:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-insensitive.png"), url("assets/radio-unchecked-insensitive@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .radio:insensitive.button.flat {
+    icon-shadow: none; }
 
 .radio:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop.png"), url("assets/radio-unchecked-backdrop@2.png"));
   icon-shadow: none; }
+  .radio:backdrop.button.flat {
+    icon-shadow: none; }
 
 .radio:backdrop:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-unchecked-backdrop-insensitive.png"), url("assets/radio-unchecked-backdrop-insensitive@2.png"));
   icon-shadow: none; }
+  .radio:backdrop:insensitive.button.flat {
+    icon-shadow: none; }
 
 .radio:inconsistent {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed.png"), url("assets/radio-mixed@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .radio:inconsistent.button.flat {
+    icon-shadow: none; }
 
 .radio:inconsistent:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-hover.png"), url("assets/radio-mixed-hover@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .radio:inconsistent:hover.button.flat {
+    icon-shadow: none; }
 
 .radio:inconsistent:selected {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-active.png"), url("assets/radio-mixed-active@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .radio:inconsistent:selected.button.flat {
+    icon-shadow: none; }
 
 .radio:inconsistent:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop.png"), url("assets/radio-mixed-backdrop@2.png"));
   icon-shadow: none; }
+  .radio:inconsistent:backdrop.button.flat {
+    icon-shadow: none; }
 
 .radio:inconsistent:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-insensitive.png"), url("assets/radio-mixed-insensitive@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .radio:inconsistent:insensitive.button.flat {
+    icon-shadow: none; }
 
 .radio:inconsistent:insensitive:backdrop {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-mixed-backdrop-insensitive.png"), url("assets/radio-mixed-backdrop-insensitive@2.png"));
   icon-shadow: none; }
+  .radio:inconsistent:insensitive:backdrop.button.flat {
+    icon-shadow: none; }
 
 .radio:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked.png"), url("assets/radio-checked@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .radio:checked.button.flat {
+    icon-shadow: none; }
 
 .radio:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-insensitive.png"), url("assets/radio-checked-insensitive@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .radio:checked:insensitive.button.flat {
+    icon-shadow: none; }
 
 .radio:checked:hover {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-hover.png"), url("assets/radio-checked-hover@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .radio:checked:hover.button.flat {
+    icon-shadow: none; }
 
 .radio:checked:active {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-active.png"), url("assets/radio-checked-active@2.png"));
   icon-shadow: 0 1px 0 white; }
+  .radio:checked:active.button.flat {
+    icon-shadow: none; }
 
 .radio:backdrop:checked {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop.png"), url("assets/radio-checked-backdrop@2.png"));
   icon-shadow: none; }
+  .radio:backdrop:checked.button.flat {
+    icon-shadow: none; }
 
 .radio:backdrop:checked:insensitive {
   -gtk-icon-source: -gtk-scaled(url("assets/radio-checked-backdrop-insensitive.png"), url("assets/radio-checked-backdrop-insensitive@2.png"));
   icon-shadow: none; }
+  .radio:backdrop:checked:insensitive.button.flat {
+    icon-shadow: none; }
 
 .menu .menuitem.radio {
   -gtk-icon-source: -gtk-icontheme("radio-symbolic");
-- 
2.30.2