diff --git a/lib/core/database/postgres_connection.dart b/lib/core/database/postgres_connection.dart
index 875d6ea7..9dc88d9f 100644
--- a/lib/core/database/postgres_connection.dart
+++ b/lib/core/database/postgres_connection.dart
@@ -261,6 +261,11 @@ class PostgresConnection {
       effectiveConnectionString = secrets.connectionString;
     }
 
+    final viaUri = _usesConnectionString(effectiveConnectionString);
+    debugPrint(
+      'PostgresConnection.connect: host=$host port=$port db=$database '
+      'user=$username viaUri=$viaUri useSSL=$useSSL ssh=${sshConfig != null}',
+    );
     try {
       if (sshConfig != null && sshConfig!.enabled) {
         var sec = sshSecrets;
@@ -340,6 +345,10 @@ class PostgresConnection {
       _inTransaction = false;
       scrubCredentials();
     } catch (e, st) {
+      debugPrint(
+        'PostgresConnection.connect failed: host=$host port=$port '
+        'viaUri=$viaUri error=${e.runtimeType}: $e\n$st',
+      );
       _isConnected = false;
       _conn = null;
       try {
diff --git a/lib/features/main_screen/querya_window_title_bar.dart b/lib/features/main_screen/querya_window_title_bar.dart
index 0219599c..fe52f260 100644
--- a/lib/features/main_screen/querya_window_title_bar.dart
+++ b/lib/features/main_screen/querya_window_title_bar.dart
@@ -79,8 +79,9 @@ class QueryaWindowTitleBar extends StatelessWidget {
     required bool isMacOS,
     required double Function(double designPx) scale,
   }) {
-    // macOS traffic lights sit in the transparent titlebar (bitsdojo custom frame).
-    return scale(isMacOS ? 72 : 16);
+    // macOS traffic lights sit in the transparent titlebar (bitsdojo custom
+    // frame) and are native, so they ignore the in-app UI scale.
+    return isMacOS ? 80 : scale(16);
   }
 
   /// Bitsdojo chrome buttons duplicate system traffic lights on macOS.
diff --git a/test/features/main_screen/querya_window_title_bar_test.dart b/test/features/main_screen/querya_window_title_bar_test.dart
index 9352b036..356029b4 100644
--- a/test/features/main_screen/querya_window_title_bar_test.dart
+++ b/test/features/main_screen/querya_window_title_bar_test.dart
@@ -111,9 +111,9 @@ void main() {
     expect(
       QueryaWindowTitleBar.titleBarLeadingInset(
         isMacOS: true,
-        scale: (v) => v,
+        scale: (v) => v * 0.8,
       ),
-      72,
+      80,
     );
     expect(
       QueryaWindowTitleBar.titleBarLeadingInset(