diff --git a/src/components/competence-flower-view.tsx b/src/components/competence-flower-view.tsx
index 93749ac..6e646ba 100755
--- a/src/components/competence-flower-view.tsx
+++ b/src/components/competence-flower-view.tsx
@@ -512,7 +512,7 @@ export default function CompetenceFlowerView() {
                     <div className="flex items-center gap-3 pr-4 border-r border-gray-200/60 dark:border-gray-700/40">
                       <div className="w-12 h-12 rounded-xl shadow-md ring-2 ring-white dark:ring-gray-800" style={{ backgroundColor: primaryColor, boxShadow: `0 4px 12px ${primaryColor}30` }} />
                       <div>
-                        <p className="text-[10px] uppercase tracking-wider font-semibold text-gray-500/70 dark:text-gray-400/60">Active</p>
+                        <p className="text-[10px] uppercase tracking-wider font-semibold text-gray-500/70 dark:text-gray-400/60">Aktiv</p>
                         <p className="text-xs font-mono text-gray-700 dark:text-gray-300">{primaryColor}</p>
                       </div>
                     </div>
diff --git a/src/components/competitions-view.tsx b/src/components/competitions-view.tsx
index 1877677..6079790 100755
--- a/src/components/competitions-view.tsx
+++ b/src/components/competitions-view.tsx
@@ -1550,7 +1550,7 @@ export default function CompetitionsView() {
                     }}
                   >
                     <SelectTrigger className="min-h-[44px]">
-                      <SelectValue placeholder="Select a competition" />
+                      <SelectValue placeholder="Wettbewerb auswählen" />
                     </SelectTrigger>
                     <SelectContent>
                       {activeCompetitions.map((comp) => (
@@ -2329,7 +2329,7 @@ export default function CompetitionsView() {
               <Input
                 value={createForm.title}
                 onChange={(e) => setCreateForm((f) => ({ ...f, title: e.target.value }))}
-                placeholder="Competition title"
+                placeholder="Wettbewerbstitel"
                 className="mt-1 min-h-[44px]"
               />
             </div>
@@ -2339,7 +2339,7 @@ export default function CompetitionsView() {
               <Textarea
                 value={createForm.description}
                 onChange={(e) => setCreateForm((f) => ({ ...f, description: e.target.value }))}
-                placeholder="Describe the competition..."
+                placeholder="Beschreiben Sie den Wettbewerb..."
                 className="mt-1 min-h-[80px]"
                 rows={3}
               />
@@ -2417,7 +2417,7 @@ export default function CompetitionsView() {
                   type="number"
                   value={createForm.maxParticipants}
                   onChange={(e) => setCreateForm((f) => ({ ...f, maxParticipants: e.target.value }))}
-                  placeholder="Unlimited"
+                  placeholder="Unbegrenzt"
                   className="mt-1 min-h-[44px]"
                 />
               </div>
@@ -2445,7 +2445,7 @@ export default function CompetitionsView() {
               <Textarea
                 value={createForm.rules}
                 onChange={(e) => setCreateForm((f) => ({ ...f, rules: e.target.value }))}
-                placeholder="Competition rules and guidelines..."
+                placeholder="Regeln und Richtlinien..."
                 className="mt-1 min-h-[100px]"
                 rows={4}
               />
@@ -2509,7 +2509,7 @@ export default function CompetitionsView() {
               <Input
                 value={rewardForm.name}
                 onChange={(e) => setRewardForm((f) => ({ ...f, name: e.target.value }))}
-                placeholder="Reward name"
+                placeholder="Belohnungsname"
                 className="mt-1 min-h-[44px]"
               />
             </div>
@@ -2519,7 +2519,7 @@ export default function CompetitionsView() {
               <Textarea
                 value={rewardForm.description}
                 onChange={(e) => setRewardForm((f) => ({ ...f, description: e.target.value }))}
-                placeholder="Reward description..."
+                placeholder="Belohnungsbeschreibung..."
                 className="mt-1 min-h-[80px]"
                 rows={3}
               />
@@ -2565,7 +2565,7 @@ export default function CompetitionsView() {
               <Input
                 value={rewardForm.rewardValue}
                 onChange={(e) => setRewardForm((f) => ({ ...f, rewardValue: e.target.value }))}
-                placeholder="Promo code or value"
+                placeholder="Promo-Code oder Wert"
                 className="mt-1 min-h-[44px]"
               />
             </div>
@@ -2586,7 +2586,7 @@ export default function CompetitionsView() {
                   type="number"
                   value={rewardForm.rankRequirement}
                   onChange={(e) => setRewardForm((f) => ({ ...f, rankRequirement: e.target.value }))}
-                  placeholder="Any"
+                  placeholder="Alle"
                   className="mt-1 min-h-[44px]"
                 />
               </div>
@@ -2596,7 +2596,7 @@ export default function CompetitionsView() {
                   type="number"
                   value={rewardForm.pointsRequired}
                   onChange={(e) => setRewardForm((f) => ({ ...f, pointsRequired: e.target.value }))}
-                  placeholder="Any"
+                  placeholder="Alle"
                   className="mt-1 min-h-[44px]"
                 />
               </div>
@@ -2752,12 +2752,12 @@ export default function CompetitionsView() {
                 />
               </div>
               <div>
-                <Label>Stock</Label>
+                <Label>Bestand</Label>
                 <Input
                   type="number"
                   value={newRewardForm.stock}
                   onChange={(e) => setNewRewardForm((f) => ({ ...f, stock: e.target.value }))}
-                  placeholder="Unlimited"
+                  placeholder="Unbegrenzt"
                   className="mt-1 min-h-[44px]"
                 />
               </div>
diff --git a/src/components/compliance-wizard.tsx b/src/components/compliance-wizard.tsx
index 584639a..e25c7f5 100644
--- a/src/components/compliance-wizard.tsx
+++ b/src/components/compliance-wizard.tsx
@@ -245,7 +245,7 @@ export function ComplianceWizard({ schoolId, onComplete }: ComplianceWizardProps
                   onChange={(e) =>
                     setState((prev) => ({ ...prev, dpoName: e.target.value }))
                   }
-                  placeholder="Full name"
+                  placeholder="Vollständiger Name"
                 />
               </div>
               <div>
@@ -305,7 +305,7 @@ export function ComplianceWizard({ schoolId, onComplete }: ComplianceWizardProps
                 setState((prev) => ({ ...prev, bundesland: value }))
               }>
                 <SelectTrigger>
-                  <SelectValue placeholder="Select state..." />
+                  <SelectValue placeholder="Bundesland auswählen..." />
                 </SelectTrigger>
                 <SelectContent>
                   {BUNDESLANDS.map((land) => (
diff --git a/src/components/data-table.tsx b/src/components/data-table.tsx
index d016afe..1ae76f9 100644
--- a/src/components/data-table.tsx
+++ b/src/components/data-table.tsx
@@ -103,7 +103,7 @@ export function DataTable<T extends Record<string, any>>({
         <div className="relative">
           <Search className="absolute left-3 top-2.5 h-5 w-5 text-gray-400" />
           <Input
-            placeholder="Search..."
+            placeholder="Suchen..."
             value={searchTerm}
             onChange={(e) => setSearchTerm(e.target.value)}
             className="pl-10"
@@ -191,7 +191,7 @@ export function DataTable<T extends Record<string, any>>({
       </div>
 
       {sortedData.length === 0 && (
-        <div className="text-center py-8 text-gray-500">No data found</div>
+        <div className="text-center py-8 text-gray-500">Keine Daten gefunden</div>
       )}
     </div>
   );
diff --git a/src/components/disciplinary-view.tsx b/src/components/disciplinary-view.tsx
index f0db78e..9d37d7b 100755
--- a/src/components/disciplinary-view.tsx
+++ b/src/components/disciplinary-view.tsx
@@ -371,7 +371,7 @@ export default function DisciplinaryView() {
                   </div>
                 </motion.div>
                 <p className="text-gray-500 dark:text-gray-400 text-lg font-medium">{t('disciplinary.no_cases')}</p>
-                <p className="text-gray-400 text-sm mt-1">All clear</p>
+                <p className="text-gray-400 text-sm mt-1">Alles in Ordnung</p>
               </CardContent>
             </Card>
           ) : (
diff --git a/src/components/district-management-view.tsx b/src/components/district-management-view.tsx
index 6e95c7b..7e7de03 100755
--- a/src/components/district-management-view.tsx
+++ b/src/components/district-management-view.tsx
@@ -894,7 +894,7 @@ export default function DistrictManagementView() {
                 {activityLog.length === 0 ? (
                   <div className="text-center py-8">
                     <Activity className="h-12 w-12 text-emerald-300 dark:text-emerald-700 mx-auto mb-3" />
-                    <p className="text-gray-500 dark:text-gray-400">No recent activity</p>
+                    <p className="text-gray-500 dark:text-gray-400">Keine aktuellen Aktivitäten</p>
                   </div>
                 ) : (
                   <ScrollArea className="max-h-96">
diff --git a/src/components/illness-reporting-view.tsx b/src/components/illness-reporting-view.tsx
index 912da5f..e39eb30 100755
--- a/src/components/illness-reporting-view.tsx
+++ b/src/components/illness-reporting-view.tsx
@@ -340,13 +340,13 @@ function ReportCard({
 
   const getStatusBadge = () => {
     if (report.adminApprovalStatus === 'approved') {
-      return <Badge variant="outline" className="bg-emerald-50 text-emerald-700 border-emerald-300 dark:bg-emerald-950/30 dark:text-emerald-300 dark:border-emerald-800"><CheckCircle2 className="h-3 w-3 mr-1" />Approved and on calendar</Badge>;
+      return <Badge variant="outline" className="bg-emerald-50 text-emerald-700 border-emerald-300 dark:bg-emerald-950/30 dark:text-emerald-300 dark:border-emerald-800"><CheckCircle2 className="h-3 w-3 mr-1" />Genehmigt und im Kalender</Badge>;
     }
     if (report.adminApprovalStatus === 'rejected') {
-      return <Badge variant="outline" className="bg-rose-50 text-rose-700 border-rose-300 dark:bg-rose-950/30 dark:text-rose-300 dark:border-rose-800"><XCircle className="h-3 w-3 mr-1" />Rejected by administration</Badge>;
+      return <Badge variant="outline" className="bg-rose-50 text-rose-700 border-rose-300 dark:bg-rose-950/30 dark:text-rose-300 dark:border-rose-800"><XCircle className="h-3 w-3 mr-1" />Von der Verwaltung abgelehnt</Badge>;
     }
     if (report.parentApprovalStatus === 'approved') {
-      return <Badge variant="outline" className="bg-blue-50 text-blue-700 border-blue-300 dark:bg-blue-950/30 dark:text-blue-300 dark:border-blue-800"><Clock className="h-3 w-3 mr-1" />Awaiting administration</Badge>;
+      return <Badge variant="outline" className="bg-blue-50 text-blue-700 border-blue-300 dark:bg-blue-950/30 dark:text-blue-300 dark:border-blue-800"><Clock className="h-3 w-3 mr-1" />Wartet auf Verwaltung</Badge>;
     }
     switch (report.parentApprovalStatus) {
       case 'pending':
diff --git a/src/components/professional-calendar.tsx b/src/components/professional-calendar.tsx
index 3c61387..4277a0b 100644
--- a/src/components/professional-calendar.tsx
+++ b/src/components/professional-calendar.tsx
@@ -619,18 +619,18 @@ function EventCreatorDialog({
 
           <div className="grid grid-cols-2 gap-2">
             <div>
-              <Label htmlFor="type">Type</Label>
+              <Label htmlFor="type">Typ</Label>
               <select
                 id="type"
                 value={formData.type}
                 onChange={(e) => setFormData({ ...formData, type: e.target.value as CalendarEventType })}
                 className="w-full px-3 py-2 border rounded-md"
               >
-                <option value="exam">Exam</option>
-                <option value="lesson">Lesson</option>
-                <option value="assignment">Assignment</option>
+                <option value="exam">Prüfung</option>
+                <option value="lesson">Unterricht</option>
+                <option value="assignment">Hausaufgabe</option>
                 <option value="school_event">School Event</option>
-                <option value="custom">Custom</option>
+                <option value="custom">Sonstiges</option>
               </select>
             </div>
 
diff --git a/src/components/settings-view.tsx b/src/components/settings-view.tsx
index 0cc3b6e..2903efe 100755
--- a/src/components/settings-view.tsx
+++ b/src/components/settings-view.tsx
@@ -3930,7 +3930,7 @@ export default function SettingsView() {
                         </div>
                         <div className="text-center">
                           <p className="text-xl font-bold text-amber-600 dark:text-amber-400">{importResult.skipped}</p>
-                          <p className="text-[10px] text-gray-500 dark:text-gray-400">Skipped</p>
+                          <p className="text-[10px] text-gray-500 dark:text-gray-400">Übersprungen</p>
                         </div>
                         <div className="text-center">
                           <p className="text-xl font-bold text-red-600 dark:text-red-400">{importResult.errorCount}</p>
diff --git a/src/components/subjects-view.tsx b/src/components/subjects-view.tsx
index e3d0449..3e8bbb5 100755
--- a/src/components/subjects-view.tsx
+++ b/src/components/subjects-view.tsx
@@ -2320,7 +2320,7 @@ export default function SubjectsView() {
               />
             </div>
             <div>
-              <Label>Icon</Label>
+              <Label>Symbol</Label>
               <Select
                 value={categoryForm.icon}
                 onValueChange={(v) => setCategoryForm({ ...categoryForm, icon: v })}
@@ -2392,11 +2392,11 @@ export default function SubjectsView() {
                     <SelectValue />
                   </SelectTrigger>
                   <SelectContent>
-                    <SelectItem value="topic">Topic</SelectItem>
-                    <SelectItem value="exercise">Exercise</SelectItem>
-                    <SelectItem value="lesson">Lesson</SelectItem>
+                    <SelectItem value="topic">Thema</SelectItem>
+                    <SelectItem value="exercise">Übung</SelectItem>
+                    <SelectItem value="lesson">Lektion</SelectItem>
                     <SelectItem value="quiz">Quiz</SelectItem>
-                    <SelectItem value="vocabulary">Vocabulary</SelectItem>
+                    <SelectItem value="vocabulary">Wortschatz</SelectItem>
                   </SelectContent>
                 </Select>
               </div>
@@ -2418,7 +2418,7 @@ export default function SubjectsView() {
               </div>
             </div>
             <div>
-              <Label>Icon</Label>
+              <Label>Symbol</Label>
               <Select
                 value={contentForm.icon}
                 onValueChange={(v) => setContentForm({ ...contentForm, icon: v })}
@@ -2446,7 +2446,7 @@ export default function SubjectsView() {
                   checked={contentForm.isPublic}
                   onCheckedChange={(v) => setContentForm({ ...contentForm, isPublic: v })}
                 />
-                <Label>Public</Label>
+                <Label>Öffentlich</Label>
               </div>
             </div>
           </div>
@@ -2481,9 +2481,9 @@ export default function SubjectsView() {
                   <SelectValue />
                 </SelectTrigger>
                 <SelectContent>
-                  <SelectItem value="edit">Edit</SelectItem>
-                  <SelectItem value="add">Add</SelectItem>
-                  <SelectItem value="delete">Delete</SelectItem>
+                  <SelectItem value="edit">Bearbeiten</SelectItem>
+                  <SelectItem value="add">Hinzufügen</SelectItem>
+                  <SelectItem value="delete">Löschen</SelectItem>
                 </SelectContent>
               </Select>
             </div>
diff --git a/src/components/ui/breadcrumb.tsx b/src/components/ui/breadcrumb.tsx
index eb88f32..3e571ad 100755
--- a/src/components/ui/breadcrumb.tsx
+++ b/src/components/ui/breadcrumb.tsx
@@ -93,7 +93,7 @@ function BreadcrumbEllipsis({
       {...props}
     >
       <MoreHorizontal className="size-4" />
-      <span className="sr-only">More</span>
+      <span className="sr-only">Mehr</span>
     </span>
   )
 }
diff --git a/src/components/ui/carousel.tsx b/src/components/ui/carousel.tsx
index 0e05a77..d19b730 100755
--- a/src/components/ui/carousel.tsx
+++ b/src/components/ui/carousel.tsx
@@ -196,7 +196,7 @@ function CarouselPrevious({
       {...props}
     >
       <ArrowLeft />
-      <span className="sr-only">Previous slide</span>
+      <span className="sr-only">Vorherige Folie</span>
     </Button>
   )
 }
@@ -226,7 +226,7 @@ function CarouselNext({
       {...props}
     >
       <ArrowRight />
-      <span className="sr-only">Next slide</span>
+      <span className="sr-only">Nächste Folie</span>
     </Button>
   )
 }
diff --git a/src/components/ui/pagination.tsx b/src/components/ui/pagination.tsx
index 0d18541..676cf59 100755
--- a/src/components/ui/pagination.tsx
+++ b/src/components/ui/pagination.tsx
@@ -77,7 +77,7 @@ function PaginationPrevious({
       {...props}
     >
       <ChevronLeftIcon />
-      <span className="hidden sm:block">Previous</span>
+      <span className="hidden sm:block">Zurück</span>
     </PaginationLink>
   )
 }
@@ -93,7 +93,7 @@ function PaginationNext({
       className={cn("gap-1 px-2.5 sm:pr-2.5", className)}
       {...props}
     >
-      <span className="hidden sm:block">Next</span>
+      <span className="hidden sm:block">Weiter</span>
       <ChevronRightIcon />
     </PaginationLink>
   )
@@ -111,7 +111,7 @@ function PaginationEllipsis({
       {...props}
     >
       <MoreHorizontalIcon className="size-4" />
-      <span className="sr-only">More pages</span>
+      <span className="sr-only">Weitere Seiten</span>
     </span>
   )
 }
diff --git a/src/components/ui/sidebar.tsx b/src/components/ui/sidebar.tsx
index 1ee5a45..c15b2cc 100755
--- a/src/components/ui/sidebar.tsx
+++ b/src/components/ui/sidebar.tsx
@@ -196,7 +196,7 @@ function Sidebar({
           side={side}
         >
           <SheetHeader className="sr-only">
-            <SheetTitle>Sidebar</SheetTitle>
+            <SheetTitle>Seitenleiste</SheetTitle>
             <SheetDescription>Displays the mobile sidebar.</SheetDescription>
           </SheetHeader>
           <div className="flex h-full w-full flex-col">{children}</div>