fix: Modal-Titel in HelpTooltip übersetzt

- Modal-Titel verwendet jetzt Übersetzung (Hilfe/Help)
- Browser-Tooltip entfernt (nur noch custom Tooltip)
- useTranslations in HelpTooltip-Komponente integriert

components/HelpTooltip.tsx

@@ -1,6 +1,7 @@
 'use client';
 
 import { useState, useRef, useEffect } from 'react';
+import { useTranslations } from 'next-intl';
 
 interface HelpTooltipProps {
     shortText: string; // Text für Hover
@@ -9,6 +10,7 @@ interface HelpTooltipProps {
 }
 
 export default function HelpTooltip({ shortText, longText, position = 'top' }: HelpTooltipProps) {
+    const t = useTranslations('CuratorHelp');
     const [showHover, setShowHover] = useState(false);
     const [showModal, setShowModal] = useState(false);
     const tooltipRef = useRef<HTMLDivElement>(null);
@@ -143,7 +145,7 @@ export default function HelpTooltip({ shortText, longText, position = 'top' }: H
                         onClick={(e) => e.stopPropagation()}
                     >
                         <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'start', marginBottom: '1rem' }}>
-                            <h3 style={{ margin: 0, fontSize: '1.25rem', fontWeight: 'bold' }}>Hilfe</h3>
+                            <h3 style={{ margin: 0, fontSize: '1.25rem', fontWeight: 'bold' }}>{t('modalTitle')}</h3>
                             <button
                                 type="button"
                                 onClick={() => setShowModal(false)}