diff --git a/app/statistic/templates/statistic/overview.html b/app/statistic/templates/statistic/overview.html
index 51195e5..10146fa 100644
--- a/app/statistic/templates/statistic/overview.html
+++ b/app/statistic/templates/statistic/overview.html
@@ -28,7 +28,7 @@
     }
     
     .section-header {
-        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+        background: linear-gradient(135deg, #006699 0%, #0066cc 100%);
         color: white;
         padding: 15px 20px;
         border-radius: 10px;
diff --git a/app/statistic/templates/statistic/overview_broken.html b/app/statistic/templates/statistic/overview_broken.html
index 306e839..3ec39fc 100644
--- a/app/statistic/templates/statistic/overview_broken.html
+++ b/app/statistic/templates/statistic/overview_broken.html
@@ -150,7 +150,7 @@
     }
     
     .section-header {
-        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+        background: linear-gradient(135deg, #006699 0%, #0066cc 100%);
         color: white;
         padding: 15px 20px;
         border-radius: 10px;
diff --git a/app/statistic/templates/statistic/overview_clean.html b/app/statistic/templates/statistic/overview_clean.html
index c1d02a5..94e6cd1 100644
--- a/app/statistic/templates/statistic/overview_clean.html
+++ b/app/statistic/templates/statistic/overview_clean.html
@@ -33,7 +33,7 @@
     }
     
     .section-header {
-        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+        background: linear-gradient(135deg, #006699 0%, #0066cc 100%);
         color: white;
         padding: 15px 20px;
         border-radius: 10px;
diff --git a/app/statistic/templates/statistic/overview_full.html b/app/statistic/templates/statistic/overview_full.html
index bd0942c..f295f9d 100644
--- a/app/statistic/templates/statistic/overview_full.html
+++ b/app/statistic/templates/statistic/overview_full.html
@@ -150,7 +150,7 @@
     }
     
     .section-header {
-        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+        background: linear-gradient(135deg, #006699 0%, #0066cc 100%);
         color: white;
         padding: 15px 20px;
         border-radius: 10px;
diff --git a/app/statistic/templates/statistic/overview_minimal.html b/app/statistic/templates/statistic/overview_minimal.html
index c1d02a5..94e6cd1 100644
--- a/app/statistic/templates/statistic/overview_minimal.html
+++ b/app/statistic/templates/statistic/overview_minimal.html
@@ -33,7 +33,7 @@
     }
     
     .section-header {
-        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+        background: linear-gradient(135deg, #006699 0%, #0066cc 100%);
         color: white;
         padding: 15px 20px;
         border-radius: 10px;
diff --git a/app/statistik/templates/statistik/overview.html b/app/statistik/templates/statistik/overview.html
index e21828a..bf2b1ea 100644
--- a/app/statistik/templates/statistik/overview.html
+++ b/app/statistik/templates/statistik/overview.html
@@ -114,7 +114,7 @@
     }
     
     .section-header {
-        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+        background: linear-gradient(135deg, #006699 0%, #0066cc 100%);
         color: white;
         padding: 15px 20px;
         border-radius: 10px;