diff --git a/SECURITY.md b/SECURITY.md
index 33d286b..9c2b528 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -181,4 +181,5 @@ If you want credit, include the name or handle to list in an advisory. If you pr
 
 | Date       | Change Summary                                                                                   | Author          |
 | ---------- | ------------------------------------------------------------------------------------------------ | --------------- |
+| 2026-01-30 | Added Template Security Features section documenting custom head content injection controls.    | Copilot Agent   |
 | 2025-12-18 | Initial publication of security policy, intake channels, triage targets, and disclosure process. | Moko Consulting |
diff --git a/src/media/css/template.css b/src/media/css/template.css
index fc8bb80..b1097b3 100644
--- a/src/media/css/template.css
+++ b/src/media/css/template.css
@@ -2672,6 +2672,7 @@ progress {
 
 .form-control:disabled {
 	background-color: var(--input-disabled-bg);
+	border-color: var(--input-disabled-border-color);
 	opacity: 1;
 }