diff --git a/src/components/session/SessionSettingsDialog.vue b/src/components/session/SessionSettingsDialog.vue
index acdf75c4..7b811961 100644
--- a/src/components/session/SessionSettingsDialog.vue
+++ b/src/components/session/SessionSettingsDialog.vue
@@ -971,7 +971,7 @@ footer {
   justify-content: flex-end;
   gap: 6px;
   padding-top: 2px;
-  border-top: 1px solid #d0d0d0;
+  border-top: 1px solid #c0c0c0;
 }
 
 footer button {
diff --git a/src/styles/main.css b/src/styles/main.css
index b6017d69..705a1d91 100644
--- a/src/styles/main.css
+++ b/src/styles/main.css
@@ -4761,7 +4761,7 @@ html[data-show-path-bars='0'] .path-pair-bar {
 
 .session-settings-dialog[data-rules-depth='capture-1to1-residual'] footer {
   gap: 6px !important;
-  border-top: 1px solid #d0d0d0 !important;
+  border-top: 1px solid #c0c0c0 !important;
 }
 
 .session-settings-dialog[data-rules-depth='capture-1to1-residual'] footer button {
diff --git a/src/styles/sessionSettingsChromeDensity.test.ts b/src/styles/sessionSettingsChromeDensity.test.ts
index ed094faf..1a91e808 100644
--- a/src/styles/sessionSettingsChromeDensity.test.ts
+++ b/src/styles/sessionSettingsChromeDensity.test.ts
@@ -78,7 +78,7 @@ describe('session rules residual depth', () => {
   it('deepens Session Rules dialog chrome beyond #342/#333 content band', () => {
     expect(settingsDialog).toMatch(/data-rules-depth="capture-1to1-residual"/)
     expect(settingsDialog).toMatch(/\.settings-tabs\s*\{[\s\S]*?background:\s*#f0f0f0/)
-    expect(settingsDialog).toMatch(/footer\s*\{[\s\S]*?border-top:\s*1px solid #d0d0d0/)
+    expect(settingsDialog).toMatch(/footer\s*\{[\s\S]*?border-top:\s*1px solid #c0c0c0/)
     expect(css).toMatch(
       /\.session-settings-dialog\[data-rules-depth='capture-1to1-residual'\]\s*\{[\s\S]*?background:\s*#f0f0f0/,
     )