From d8e9dec1ada659755595e2d90a3492f8f805f394 Mon Sep 17 00:00:00 2001
From: antoliny0919 <antoliny0919@gmail.com>
Date: Wed, 10 Sep 2025 04:27:50 +0200
Subject: [PATCH] [5.2.x] Fixed #36601 -- Fixed color contrast of
 FilteredSelectMultiple widget chosen labels in TabularInlines.

Regression in a0f50c2a483678d31bd1ad6f08fd3a0b8399e27b.

Backport of 1e7728888dbbff437ad9847c82b84feb81f785df from main.
---
 django/contrib/admin/static/admin/css/widgets.css |  4 ++--
 docs/releases/5.2.7.txt                           |  4 +++-
 tests/admin_inlines/tests.py                      | 12 ++++++++++++
 3 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/django/contrib/admin/static/admin/css/widgets.css b/django/contrib/admin/static/admin/css/widgets.css
index 538af2eb06..a5f615abef 100644
--- a/django/contrib/admin/static/admin/css/widgets.css
+++ b/django/contrib/admin/static/admin/css/widgets.css
@@ -49,7 +49,7 @@
     padding: 8px;
 }
 
-.aligned .selector-chosen-title label {
+.selector-chosen-title label {
     color: var(--header-link-color);
     width: 100%;
 }
@@ -60,7 +60,7 @@
     padding: 8px;
 }
 
-.aligned .selector-available-title label {
+.selector-available-title label {
     width: 100%;
 }
 
diff --git a/docs/releases/5.2.7.txt b/docs/releases/5.2.7.txt
index ea06ac9089..58a4633bd3 100644
--- a/docs/releases/5.2.7.txt
+++ b/docs/releases/5.2.7.txt
@@ -9,4 +9,6 @@ Django 5.2.7 fixes several bugs in 5.2.6.
 Bugfixes
 ========
 
-* ...
+* Fixed a regression in Django 5.2 that reduced the color contrast of
+  the chosen label of ``filter_horizontal`` and ``filter_vertical`` widgets
+  within a ``TabularInline`` (:ticket:`36601`).
diff --git a/tests/admin_inlines/tests.py b/tests/admin_inlines/tests.py
index 89f43300d7..07c4f11baa 100644
--- a/tests/admin_inlines/tests.py
+++ b/tests/admin_inlines/tests.py
@@ -2525,3 +2525,15 @@ class SeleniumTests(AdminSeleniumTestCase):
             delete.get_attribute("innerHTML"),
         )
         self.take_screenshot("loaded")
+
+    @screenshot_cases(["desktop_size", "mobile_size", "rtl", "dark", "high_contrast"])
+    def test_tabular_inline_with_filter_horizontal(self):
+        from selenium.webdriver.common.by import By
+
+        self.admin_login(username="super", password="secret")
+        self.selenium.get(
+            self.live_server_url + reverse("admin:admin_inlines_courseproxy2_add")
+        )
+        m2m_widget = self.selenium.find_element(By.CSS_SELECTOR, "div.selector")
+        self.assertTrue(m2m_widget.is_displayed())
+        self.take_screenshot("tabular")