diff --git a/src/Header/config.ts b/src/Header/config.ts
index a4c7872..f73568b 100644
--- a/src/Header/config.ts
+++ b/src/Header/config.ts
@@ -49,6 +49,7 @@ export const Header: GlobalConfig = {
             { name: 'menuLabel', type: 'text', defaultValue: defaultHeaderData.menuLabel, required: true },
             { name: 'openLabel', type: 'text', defaultValue: defaultHeaderData.openLabel, required: true },
             { name: 'closeLabel', type: 'text', defaultValue: defaultHeaderData.closeLabel, required: true },
+            { name: 'dialogLabel', type: 'text', defaultValue: defaultHeaderData.dialogLabel, required: true },
             { name: 'overviewLabel', type: 'text', defaultValue: defaultHeaderData.overviewLabel, required: true },
             { name: 'loadingBrand', type: 'text', defaultValue: defaultHeaderData.loadingBrand, required: true },
             { name: 'loadingLabel', type: 'text', defaultValue: defaultHeaderData.loadingLabel, required: true },
diff --git a/src/payload-types.ts b/src/payload-types.ts
index b24487a..687eb78 100644
--- a/src/payload-types.ts
+++ b/src/payload-types.ts
@@ -5775,6 +5775,7 @@ export interface Header {
   menuLabel: string;
   openLabel: string;
   closeLabel: string;
+  dialogLabel: string;
   overviewLabel: string;
   loadingBrand: string;
   loadingLabel: string;
@@ -5898,6 +5899,7 @@ export interface HeaderSelect<T extends boolean = true> {
   menuLabel?: T;
   openLabel?: T;
   closeLabel?: T;
+  dialogLabel?: T;
   overviewLabel?: T;
   loadingBrand?: T;
   loadingLabel?: T;
diff --git a/src/spa/cmsNavigation.ts b/src/spa/cmsNavigation.ts
index fca1e39..d767033 100644
--- a/src/spa/cmsNavigation.ts
+++ b/src/spa/cmsNavigation.ts
@@ -21,6 +21,7 @@ export type SpaHeaderData = {
   menuLabel: string
   openLabel: string
   closeLabel: string
+  dialogLabel: string
   overviewLabel: string
   loadingBrand: string
   loadingLabel: string
@@ -66,6 +67,7 @@ export const defaultHeaderData: SpaHeaderData = {
   menuLabel: 'Menü',
   openLabel: 'Navigation öffnen',
   closeLabel: 'Menü schließen',
+  dialogLabel: 'Navigation',
   overviewLabel: 'Überblick',
   loadingBrand: 'BMP',
   loadingLabel: 'Exzellenz wird geladen...',
diff --git a/src/spa/components/layout/Layout.tsx b/src/spa/components/layout/Layout.tsx
index aa1ad82..6e753f6 100644
--- a/src/spa/components/layout/Layout.tsx
+++ b/src/spa/components/layout/Layout.tsx
@@ -59,11 +59,13 @@ const Layout: React.FC<LayoutProps> = ({ children, header = defaultHeaderData, f
   const footerLogo = footer.logo?.url || '/bmp-logo.png';
   const headerCtas = header.ctas;
   const footerCtas = footer.ctas;
+  const fallbackHeaderCtas = defaultHeaderData.ctas;
+  const fallbackFooterCtas = defaultFooterData.ctas;
   const [open, setOpen]        = useState(false);            // desktop overlay
   const [activeKey, setActive] = useState<string | null>(null); // desktop hover subnav
   const [mobileOpen, setMobileOpen] = useState(false);      // mobile sidebar overlay
   const [expandKey, setExpand] = useState<string | null>(null); // mobile accordion
-  const [lang, setLang]        = useState(header.languages[0] || 'DE');
+  const [lang, setLang]        = useState(header.languages[0] || defaultHeaderData.languages[0]);
   const [mounted, setMounted]  = useState(false);
   const [showLoader, setShowLoader] = useState(() => {
     if (typeof window === 'undefined') return false;
@@ -236,7 +238,7 @@ const Layout: React.FC<LayoutProps> = ({ children, header = defaultHeaderData, f
           </header>
 
           {/* ── DESKTOP OVERLAY ──────────────────────────── */}
-          <div role="dialog" aria-modal="true" aria-label="Navigation"
+          <div role="dialog" aria-modal="true" aria-label={header.dialogLabel}
             style={{
               position:'fixed', top:60, left:0, right:0, bottom:0,
               background:ANTHRA, zIndex:300,
@@ -376,12 +378,12 @@ const Layout: React.FC<LayoutProps> = ({ children, header = defaultHeaderData, f
                       style={{ display:'inline-block', background:'#EFBF04', color:'#101828', fontSize: 15, fontWeight:700, textTransform:'uppercase', letterSpacing:'.12em', padding:'11px 24px', textDecoration:'none', transition:'background .2s, box-shadow .2s', borderRadius:0, fontFamily:FF_DISPLAY }}
                       onMouseEnter={e=>{ e.currentTarget.style.background='#FFD130'; e.currentTarget.style.boxShadow='0 0 18px rgba(239,191,4,0.65), 0 0 40px rgba(239,191,4,0.3)'; }}
                       onMouseLeave={e=>{ e.currentTarget.style.background='#EFBF04'; e.currentTarget.style.boxShadow='none'; }}
-                    >{headerCtas[0]?.label || 'Jetzt bewerben'}</Link>
+                    >{headerCtas[0]?.label || fallbackHeaderCtas[0].label}</Link>
                     <Link to={headerCtas[1]?.path || '/mitglied-werden'} onClick={() => setOpen(false)}
                       style={{ display:'inline-block', background:'transparent', color:MUTED, fontSize: 15, fontWeight:700, textTransform:'uppercase', letterSpacing:'.12em', padding:'10px 24px', textDecoration:'none', transition:'border-color .2s, color .2s', borderRadius:0, fontFamily:FF_DISPLAY, border:'1.5px solid rgba(239,191,4,0.35)' }}
                       onMouseEnter={e=>{ e.currentTarget.style.borderColor='#EFBF04'; e.currentTarget.style.color='#EFBF04'; }}
                       onMouseLeave={e=>{ e.currentTarget.style.borderColor='rgba(239,191,4,0.35)'; e.currentTarget.style.color=MUTED; }}
-                    >{headerCtas[1]?.label || 'Mitglied werden'}</Link>
+                    >{headerCtas[1]?.label || fallbackHeaderCtas[1].label}</Link>
 
                     <div style={{ height:'1px', background:'rgba(239,191,4,0.12)', margin:'4px 0' }} />
 
@@ -409,7 +411,7 @@ const Layout: React.FC<LayoutProps> = ({ children, header = defaultHeaderData, f
                         e.currentTarget.style.background='rgba(255,255,255,0.04)';
                       }}
                     >
-                      <Upload size={12} strokeWidth={2} /> {headerCtas[2]?.label || 'Formular hochladen'}
+                      <Upload size={12} strokeWidth={2} /> {headerCtas[2]?.label || fallbackHeaderCtas[2].label}
                     </Link>
                   </div>
 
@@ -457,7 +459,7 @@ const Layout: React.FC<LayoutProps> = ({ children, header = defaultHeaderData, f
           </header>
 
           {/* ── FULLSCREEN OVERLAY ───────────────────────── */}
-          <div role="dialog" aria-modal="true" aria-label="Navigation"
+          <div role="dialog" aria-modal="true" aria-label={header.dialogLabel}
             style={{
               position: 'fixed', inset: 0,
               background: ANTHRA,
@@ -551,13 +553,13 @@ const Layout: React.FC<LayoutProps> = ({ children, header = defaultHeaderData, f
               <div style={{ padding:'24px 24px 8px', display:'flex', flexDirection:'column', gap:12 }}>
                 <Link to={headerCtas[0]?.path || '/teilnahme#bewerben'} onClick={() => setMobileOpen(false)}
                   style={{ display:'flex', alignItems:'center', justifyContent:'center', minHeight:52, background:GOLD, color:'#101828', fontSize:14, fontWeight:700, textTransform:'uppercase', letterSpacing:'.12em', textDecoration:'none', fontFamily:FF_DISPLAY }}
-                >{headerCtas[0]?.label || 'Jetzt bewerben'}</Link>
+                >{headerCtas[0]?.label || fallbackHeaderCtas[0].label}</Link>
                 <Link to={headerCtas[1]?.path || '/mitglied-werden'} onClick={() => setMobileOpen(false)}
                   style={{ display:'flex', alignItems:'center', justifyContent:'center', minHeight:50, background:'transparent', color:'#fff', fontSize:14, fontWeight:700, textTransform:'uppercase', letterSpacing:'.12em', textDecoration:'none', fontFamily:FF_DISPLAY, border:`1.5px solid ${LINE}` }}
-                >{headerCtas[1]?.label || 'Mitglied werden'}</Link>
+                >{headerCtas[1]?.label || fallbackHeaderCtas[1].label}</Link>
                 <Link to={headerCtas[2]?.path || '/formular-hochladen'} onClick={() => setMobileOpen(false)}
                   style={{ display:'flex', alignItems:'center', justifyContent:'center', gap:8, minHeight:46, background:'none', color:'rgba(255,255,255,0.5)', fontSize:11, fontWeight:700, textTransform:'uppercase', letterSpacing:'.14em', textDecoration:'none', fontFamily:FF_DISPLAY, border:'1px dashed rgba(255,255,255,0.2)' }}
-                ><Upload size={13} strokeWidth={2} /> {headerCtas[2]?.label || 'Formular hochladen'}</Link>
+                ><Upload size={13} strokeWidth={2} /> {headerCtas[2]?.label || fallbackHeaderCtas[2].label}</Link>
               </div>
 
               {/* Footer zone: lang + social + secondary */}
@@ -612,7 +614,7 @@ const Layout: React.FC<LayoutProps> = ({ children, header = defaultHeaderData, f
           onMouseEnter={e => { (e.currentTarget as HTMLElement).style.background = '#EFBF04'; (e.currentTarget as HTMLElement).style.color = '#101828'; }}
           onMouseLeave={e => { (e.currentTarget as HTMLElement).style.background = '#111D55'; (e.currentTarget as HTMLElement).style.color = '#fff'; }}
         >
-          {headerCtas[0]?.label || 'Jetzt bewerben'} <ArrowRight size={13} />
+          {headerCtas[0]?.label || fallbackHeaderCtas[0].label} <ArrowRight size={13} />
         </Link>
       )}
 
@@ -760,7 +762,7 @@ const Layout: React.FC<LayoutProps> = ({ children, header = defaultHeaderData, f
                   e.currentTarget.style.background = GOLD;
                   e.currentTarget.style.boxShadow = 'none';
                 }}
-              >{footerCtas[0]?.label || 'Kostenlos bewerben'}</Link>
+              >{footerCtas[0]?.label || fallbackFooterCtas[0].label}</Link>
 
               <Link
                 to={footerCtas[1]?.path || '/mitglied-werden'}
@@ -786,7 +788,7 @@ const Layout: React.FC<LayoutProps> = ({ children, header = defaultHeaderData, f
                   e.currentTarget.style.borderColor = 'rgba(239,191,4,0.35)';
                   e.currentTarget.style.color = MUTED;
                 }}
-              >{footerCtas[1]?.label || 'Mitglied werden'}</Link>
+              >{footerCtas[1]?.label || fallbackFooterCtas[1].label}</Link>
 
               <Link
                 to={footerCtas[2]?.path || '/netzwerk#sponsoring'}
@@ -803,7 +805,7 @@ const Layout: React.FC<LayoutProps> = ({ children, header = defaultHeaderData, f
                 }}
                 onMouseEnter={e => { e.currentTarget.style.color = '#fff'; }}
                 onMouseLeave={e => { e.currentTarget.style.color = 'rgba(255,255,255,0.4)'; }}
-              >{footerCtas[2]?.label || 'Sponsoring-Anfrage →'}</Link>
+              >{footerCtas[2]?.label || fallbackFooterCtas[2].label}</Link>
             </div>
           </div>