only in patch2:
unchanged:
--- a/css/components/messages.css
+++ b/css/components/messages.css
@@ -89,6 +89,7 @@
 .messages {
   min-height: 68px;
   outline: solid 1px transparent;
+  color: #fff;
 }
 
 [dir] .messages {
@@ -137,7 +138,6 @@
 
 .messages__content {
   flex: 1;
-  color: #fff;
 }
 
 [dir] .messages__content {
@@ -249,10 +249,18 @@
   fill: #53b0eb;
 }
 
-.messages a {
-  color: #fff;
-}
-
 [dir] .messages pre {
   margin: 0;
 }
+
+[dir] .js-form-managed-file .messages {
+  margin-bottom: 18px;
+}
+
+[dir=ltr] .js-form-managed-file .messages {
+  border-left: 6px solid #e33f1e;
+}
+
+[dir=rtl] .js-form-managed-file .messages {
+  border-right: 6px solid #e33f1e;
+}
only in patch2:
unchanged:
--- a/css/components/messages.pcss.css
+++ b/css/components/messages.pcss.css
@@ -21,6 +21,7 @@
   padding: var(--sp1) var(--sp1-5);
   outline: solid 1px transparent;
   background-color: var(--color--gray-0);
+  color: var(--color--white);
 
   /* Additional specificity to override contrib modules. */
   &.messages-list__item {
@@ -54,7 +55,6 @@
 .messages__content {
   flex: 1;
   padding-top: 3px;
-  color: var(--color--white);
 
   * {
     color: inherit;
@@ -132,10 +132,11 @@
   fill: var(--color--blue-70);
 }
 
-.messages a {
-  color: var(--color--white);
-}
-
 .messages pre {
   margin: 0;
 }
+
+.js-form-managed-file .messages {
+  margin-bottom: var(--sp1);
+  border-left: var(--form-element-border-size-left) solid var(--color--red);
+}
only in patch2:
unchanged:
--- a/olivero.libraries.yml
+++ b/olivero.libraries.yml
@@ -37,6 +37,7 @@ global-styling:
       css/components/header-site-branding.css: {}
       css/components/hero.css: {}
       css/components/links.css: {}
+      css/components/messages.css: {}
       css/components/nav-button-mobile.css: {}
       css/components/nav-button-wide.css: {}
       css/components/nav-primary-button.css: {}
@@ -118,9 +119,6 @@ layout_builder_fourcol_section:
     - olivero/layout_discovery_section
 
 messages:
-  css:
-    component:
-      css/components/messages.css: {}
   js:
     js/messages.js: {}