🔧 Fix white page-stats-section in admin-dashboard

- Updated .page-stats-section background to dark theme
- Changed text colors to white for better contrast
- Updated border colors to match dark theme
- Changed page-count badges to cyan accent color
- Fixed 'Hauptseiten besucher' section to match overall dark design

public/css/admin-dashboard.css

@@ -348,15 +348,16 @@ body {
 
 /* Page Statistics Styles */
 .page-stats-section {
-    background: white;
+    background: rgba(26, 26, 46, 0.95);
     border-radius: 10px;
     padding: 25px;
     margin: 20px 0;
-    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
+    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
+    border: 1px solid rgba(255, 255, 255, 0.1);
 }
 
 .page-stats-section h2 {
-    color: #1e3c72;
+    color: #ffffff;
     margin-bottom: 20px;
     font-size: 1.5em;
 }
@@ -391,7 +392,7 @@ body {
     justify-content: space-between;
     align-items: center;
     padding: 8px 0;
-    border-bottom: 1px solid #e9ecef;
+    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
 }
 
 .page-stats-content .page-item:last-child {
@@ -400,12 +401,12 @@ body {
 
 .page-stats-content .page-name {
     font-weight: 500;
-    color: #495057;
+    color: #ffffff;
 }
 
 .page-stats-content .page-count {
-    background: #1e3c72;
-    color: white;
+    background: #00d4ff;
+    color: #0a0a0f;
     padding: 4px 8px;
     border-radius: 12px;
     font-size: 0.8em;