diff --git a/web/modules/custom/materio_admin/css/gin-darkmode.css b/web/modules/custom/materio_admin/css/gin-darkmode.css
new file mode 100644
index 00000000..dab5e82d
--- /dev/null
+++ b/web/modules/custom/materio_admin/css/gin-darkmode.css
@@ -0,0 +1,8 @@
+/**
+ * Gin dark mode: entity-meta sidebars are styled by Claro light tokens
+ * outside gin's node-form scope (commerce license/order/product forms).
+ * Re-apply gin's text color so the sidebar stays readable in dark mode.
+ */
+html.gin--dark-mode .entity-meta__header {
+  color: var(--gin-color-text, #fbfbfe);
+}
diff --git a/web/modules/custom/materio_admin/materio_admin.libraries.yml b/web/modules/custom/materio_admin/materio_admin.libraries.yml
index 716c14b5..961e76cd 100644
--- a/web/modules/custom/materio_admin/materio_admin.libraries.yml
+++ b/web/modules/custom/materio_admin/materio_admin.libraries.yml
@@ -9,3 +9,9 @@ admin_tables:
   css:
     theme:
       css/admin-tables.css: {}
+
+gin_darkmode:
+  version: 1.0
+  css:
+    theme:
+      css/gin-darkmode.css: {}
diff --git a/web/modules/custom/materio_admin/materio_admin.module b/web/modules/custom/materio_admin/materio_admin.module
index bbadd176..96304afc 100644
--- a/web/modules/custom/materio_admin/materio_admin.module
+++ b/web/modules/custom/materio_admin/materio_admin.module
@@ -22,6 +22,7 @@
 function materio_admin_page_attachments(array &$attachments) {
   if (\Drupal::service('router.admin_context')->isAdminRoute()) {
     $attachments['#attached']['library'][] = 'materio_admin/admin_tables';
+    $attachments['#attached']['library'][] = 'materio_admin/gin_darkmode';
     $attachments['#attached']['library'][] = 'materio_admin/term_reference_tree';
   }
 }