🎉 Added minimal performance optimizations to documentation and codebase.

backend/static/js/glassmorphism-notifications.js

@@ -8,7 +8,7 @@ class GlassmorphismNotificationSystem {
         this.notifications = new Map();
         this.toastCounter = 0;
         this.soundEnabled = localStorage.getItem('myp-notification-sound') !== 'false';
-        this.animationsEnabled = !window.matchMedia('(prefers-reduced-motion: reduce)').matches;
+        this.animationsEnabled = window.matchMedia('(prefers-reduced-motion: no-preference)').matches && !this.isLowPerformanceDevice();
         
         // Callback-Registry für Actions hinzufügen
         this.actionCallbacks = new Map();
@@ -29,6 +29,14 @@ class GlassmorphismNotificationSystem {
         console.log('🎨 Glassmorphism Notification System initialisiert');
     }
 
+    isLowPerformanceDevice() {
+        return (
+            navigator.hardwareConcurrency <= 2 ||
+            navigator.deviceMemory <= 2 ||
+            /Android|iPhone|iPad|iPod|BlackBerry|Opera Mini|IEMobile|WPDesktop/i.test(navigator.userAgent)
+        );
+    }
+
     createToastContainer() {
         if (!document.getElementById('glassmorphism-toast-container')) {
             const container = document.createElement('div');