diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index f434aac..b6516ac 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,3 +1,7 @@
+## v0.9.1-rc (2026-05-21)
+
+- UI Cleanup & English-only polish
+
 ## v0.9.1-rc (2026-05-20)
 
 ### Motivation
diff --git a/frontend/src/App.tsx b/frontend/src/App.tsx
index cf7e8a4..e1a4d70 100644
--- a/frontend/src/App.tsx
+++ b/frontend/src/App.tsx
@@ -75,7 +75,7 @@ export default function App() {
   if (authMode === 'error') return <div className='p-8 text-center text-rose-700'>{authError}</div>
 
   const systemLine = system ? `${system.name} ${system.version} · mode=${system.demo_mode ? 'DEMO' : 'LIVE'} · read_only=${String(system.read_only)}` : 'RouteForge v0.9.1-rc · read-only preflight checks'
-  const title = { dashboard: 'Dashboard', asn: 'ASN Check', prefix: 'Prefix Check', preflight: 'Preflight Check', 'roa-planner': 'ROA Planner', 'bgp-visibility': 'BGP Visibility', reports: 'Reports', 'watch-mode': 'Watch Mode', 'change-cases': 'Change Cases', system: 'System Status', users: 'User Management', audit: 'Audit Log', about: 'About RouteForge' }[active]
+  const title = { dashboard: 'Dashboard', asn: 'ASN Check', prefix: 'Prefix Check', preflight: 'Preflight', 'roa-planner': 'ROA Planner', 'bgp-visibility': 'BGP Visibility', reports: 'Reports', 'watch-mode': 'Watch Mode', 'change-cases': 'Change Cases', system: 'System', users: 'Users', audit: 'Audit Log', about: 'About' }[active]
   const proxyStatus = systemStatusError ? 'ERROR' : 'OK'
   const migrationStatus = systemStatus?.database?.migration_status || 'unknown'
   const migrationsBlocked = migrationStatus === 'behind' || migrationStatus === 'error'
@@ -86,22 +86,22 @@ export default function App() {
     if (role === 'operator') return !['users', 'audit'].includes(view)
     return ['dashboard', 'reports', 'watch-mode', 'change-cases', 'bgp-visibility', 'roa-planner', 'about'].includes(view)
   }
-  const allowedActions = role === 'admin' ? 'You can run checks, manage users, view reports and system status.' : role === 'operator' ? 'You can run checks and view reports.' : 'You can view reports and change cases.'
+  const readOnlyLabel = system?.read_only ? 'Enabled' : 'Disabled'
 
   return <Layout active={active} onNav={setActive} systemLine={systemLine} title={title} demoMode={Boolean(system?.demo_mode)} currentUser={currentUser} onLogout={handleLogout}>
-    {active === 'dashboard' && <section className='space-y-4'><article className='rf-card p-6'><h1 className='text-2xl font-bold'>RouteForge v0.9.1-rc</h1><p className='mt-2 text-slate-600'>Modernes read-only Operator-Tool für Preflight Checks von ASN, Prefix, RPKI und Registry/IRR.</p></article><article className='rf-card p-4 text-sm'><div><b>Logged in as:</b> {currentUser?.username}</div><div><b>Role:</b> {currentUser?.role}</div><div><b>Allowed actions:</b> {allowedActions}</div></article>{migrationsBlocked && <article className='rf-card border border-amber-300 bg-amber-50 p-4 text-amber-900'>Database migrations are required before using RouteForge. Run: <code>alembic current</code>, <code>alembic heads</code>, <code>alembic upgrade head</code>.</article>}</section>}
+    {active === 'dashboard' && <section className='space-y-4'><article className='rf-card p-6 space-y-2'><h1 className='text-2xl font-bold'>{system?.name || 'RouteForge'} {system?.version || 'v0.9.1-rc'}</h1><div className='grid gap-1 text-sm md:grid-cols-2'><p><b>Current user:</b> {currentUser?.username || '-'}</p><p><b>Role:</b> {currentUser?.role || '-'}</p><p><b>Read-only:</b> {readOnlyLabel}</p><p><b>Mode:</b> {system?.demo_mode ? 'DEMO' : 'LIVE'}</p></div>{system?.demo_mode && <p className='rf-alert border-amber-200 bg-amber-50 text-amber-800'>Demo mode is active.</p>}</article><article className='rf-card p-4'><h3 className='mb-2 text-sm font-semibold'>Quick Actions</h3><div className='flex flex-wrap gap-2'><button className='rf-btn-secondary' onClick={() => setActive('preflight')}>Preflight</button><button className='rf-btn-secondary' onClick={() => setActive('reports')}>Reports</button>{role === 'admin' && <button className='rf-btn-secondary' onClick={() => setActive('system')}>System</button>}</div></article>{migrationsBlocked && <article className='rf-card border border-amber-300 bg-amber-50 p-4 text-amber-900'>Database migrations are required before using RouteForge. Run: <code>alembic current</code>, <code>alembic heads</code>, <code>alembic upgrade head</code>.</article>}</section>}
     {!canAccess(active) && <article className='rf-card p-4 text-amber-800 bg-amber-50 border border-amber-200'>You do not have permission to access this section.</article>}
     {active === 'asn' && canAccess('asn') && <AsnCheckForm />}
     {active === 'prefix' && canAccess('prefix') && <PrefixCheckForm />}
     {active === 'preflight' && canAccess('preflight') && <PreflightCheckForm />}
     {active === 'bgp-visibility' && canAccess('bgp-visibility') && <BgpVisibilityForm role={role} />}
     {active === 'roa-planner' && canAccess('roa-planner') && <RoaPlannerForm role={role} />}
-    {active === 'reports' && <section className='rf-card p-4'><h2 className='mb-3 text-xl font-semibold'>Reports</h2>{reports.length===0 ? <div className='rounded-xl border border-dashed border-slate-300 p-6 text-sm text-slate-500'>Noch keine Reports vorhanden.</div> : <div className='overflow-x-auto'><table className='w-full text-sm'><tbody>{reports.map(r=><tr key={r.report_id}><td>{r.summary}</td><td><button className='rf-btn-secondary' onClick={async ()=>navigator.clipboard?.writeText(await getReportSummary(r.report_id))}>Copy Summary</button><button className='rf-btn-secondary' onClick={async ()=>{const t=await getReportMarkdown(r.report_id);const a=document.createElement('a');a.href=URL.createObjectURL(new Blob([t],{type:'text/markdown'}));a.download=`routeforge-report-${r.report_id}.md`;a.click()}}>Download Markdown</button><button className='rf-btn-secondary' onClick={async ()=>{const t=await getReportHtml(r.report_id);const a=document.createElement('a');a.href=URL.createObjectURL(new Blob([t],{type:'text/html'}));a.download=`routeforge-report-${r.report_id}.html`;a.click()}}>Download HTML</button></td></tr>)}</tbody></table></div>}</section>}
+    {active === 'reports' && <section className='rf-card p-4'><h2 className='mb-3 text-xl font-semibold'>Reports</h2>{reports.length===0 ? <div className='rounded-xl border border-dashed border-slate-300 p-6 text-sm text-slate-500'>No reports yet.</div> : <div className='overflow-x-auto'><table className='w-full text-sm'><tbody>{reports.map(r=><tr key={r.report_id}><td>{r.summary}</td><td><button className='rf-btn-secondary' onClick={async ()=>navigator.clipboard?.writeText(await getReportSummary(r.report_id))}>Copy Summary</button><button className='rf-btn-secondary' onClick={async ()=>{const t=await getReportMarkdown(r.report_id);const a=document.createElement('a');a.href=URL.createObjectURL(new Blob([t],{type:'text/markdown'}));a.download=`routeforge-report-${r.report_id}.md`;a.click()}}>Download Markdown</button><button className='rf-btn-secondary' onClick={async ()=>{const t=await getReportHtml(r.report_id);const a=document.createElement('a');a.href=URL.createObjectURL(new Blob([t],{type:'text/html'}));a.download=`routeforge-report-${r.report_id}.html`;a.click()}}>Download HTML</button></td></tr>)}</tbody></table></div>}</section>}
     {active === 'watch-mode' && canAccess('watch-mode') && <WatchModeView role={role} />}
     {active === 'change-cases' && canAccess('change-cases') && <ChangeCasesView role={role} />}
     {active === 'system' && canAccess('system') && <section className='space-y-3'>{systemStatusError && <article className='rf-card p-4 text-rose-700'>{systemStatusError}</article>}{migrationsBlocked && <article className='rf-card border border-amber-300 bg-amber-50 p-4 text-amber-900'>Database migrations are required before using RouteForge. Run: <code>alembic current</code>, <code>alembic heads</code>, <code>alembic upgrade head</code>.</article>}{systemStatus && <article className='rf-card p-4 grid gap-2 md:grid-cols-2 text-sm'><div>Version: <b>{systemStatus.version}</b></div><div>Mode: <b>{systemStatus.mode}</b></div><div>API Proxy: <b>{proxyStatus}</b></div><div>Migration Status: <b>{migrationStatus}</b> <StatusBadge status={migrationStatus === 'up_to_date' ? 'OK' : migrationStatus === 'behind' ? 'WARNING' : migrationStatus === 'error' ? 'CRITICAL' : 'UNKNOWN'} /></div><div>DB Current Revision: <b>{systemStatus.database?.schema_version || 'unknown'}</b></div><div>DB Head Revision: <b>{systemStatus.database?.migration_head || 'unknown'}</b></div></article>}</section>}
     {active === 'users' && canAccess('users') && <UsersView />}
     {active === 'audit' && canAccess('audit') && <AuditLogView />}
-    {active === 'about' && <section className='rf-card p-5 space-y-2 text-sm text-slate-700'><p><b>Version:</b> v0.9.1</p></section>}
+    {active === 'about' && <section className='rf-card p-5 space-y-2 text-sm text-slate-700'><p>RouteForge is a read-only routing operations console for validation workflows.</p><p><b>Read-only:</b> All checks are non-destructive.</p><p><b>Version:</b> v0.9.1-rc</p></section>}
   </Layout>
 }
diff --git a/frontend/src/components/AsnCheckForm.tsx b/frontend/src/components/AsnCheckForm.tsx
index d9546a9..ba091c7 100644
--- a/frontend/src/components/AsnCheckForm.tsx
+++ b/frontend/src/components/AsnCheckForm.tsx
@@ -16,7 +16,7 @@ export function AsnCheckForm() {
   const onSubmit = async () => { setError(null); setLoading(true); try { setResult(await checkAsn(asn)) } catch (e) { setError(e as ApiError) } finally { setLoading(false) } }
   const onBatch = async () => { setError(null); setBatchLoading(true); try { setBatchResult(await checkAsnRpki(asn, 25)) } catch (e) { setError(e as ApiError) } finally { setBatchLoading(false) } }
   return <section className='space-y-4'>
-    <article className='rf-card p-5 space-y-3'><h3 className='text-lg font-semibold'>ASN Check</h3><p className='text-sm text-slate-600'>RPKI bewertet Prefix-Origin-Paare, nicht die ASN isoliert.</p><label className='text-sm font-medium'>ASN</label><input className='rf-input' placeholder='AS3320' value={asn} onChange={e => setAsn(e.target.value)} /><div className='flex gap-2'><button onClick={onSubmit} disabled={loading} className='rf-btn-primary'>ASN prüfen</button>{result && <button onClick={onBatch} disabled={batchLoading || !batchAvailable} className='rf-btn-secondary' title={!batchAvailable ? 'RPKI-Batch nicht möglich: keine auswertbaren Prefixe' : ''}>RPKI-Batch für sichtbare Prefixe starten</button>}</div>{result && <p className='text-sm text-slate-700'>Extrahierte Prefixe: <b>{extracted.length}</b></p>}{result && !batchAvailable && <div className='rf-alert border-amber-200 bg-amber-50 text-amber-800'><p className='font-medium'>RPKI-Batch nicht möglich</p><p>{rpkiBatch?.message || 'Für diese ASN konnten keine auswertbaren Prefixe gefunden werden.'}</p><p className='text-xs mt-1'>Reason: {rpkiBatch?.reason_code || 'unknown'} · Prefix count: {rpkiBatch?.prefix_count ?? 0}</p></div>}{(loading || batchLoading) && <p className='text-sm text-blue-700'>Prüfung läuft…</p>}{error && <p className='rf-alert border-rose-200 bg-rose-50 text-rose-700'>{error.message}</p>}</article>
+    <article className='rf-card p-5 space-y-3'><h3 className='text-lg font-semibold'>ASN Check</h3><p className='text-sm text-slate-600'>RPKI evaluates prefix-origin pairs, not an ASN in isolation.</p><label className='text-sm font-medium'>ASN</label><input className='rf-input' placeholder='AS3320' value={asn} onChange={e => setAsn(e.target.value)} /><div className='flex gap-2'><button onClick={onSubmit} disabled={loading} className='rf-btn-primary'>Run ASN Check</button>{result && <button onClick={onBatch} disabled={batchLoading || !batchAvailable} className='rf-btn-secondary' title={!batchAvailable ? 'RPKI batch unavailable: no evaluable prefixes found.' : ''}>Run RPKI Batch</button>}</div>{result && <p className='text-sm text-slate-700'>Extracted prefixes: <b>{extracted.length}</b></p>}{result && !batchAvailable && <div className='rf-alert border-amber-200 bg-amber-50 text-amber-800'><p className='font-medium'>RPKI batch unavailable</p><p>{rpkiBatch?.message || 'No evaluable prefixes were found for this ASN.'}</p><p className='text-xs mt-1'>Reason: {rpkiBatch?.reason_code || 'unknown'} · Prefix count: {rpkiBatch?.prefix_count ?? 0}</p></div>}{(loading || batchLoading) && <p className='text-sm text-blue-700'>Running check…</p>}{error && <p className='rf-alert border-rose-200 bg-rose-50 text-rose-700'>{error.message}</p>}</article>
     {result && <ReportView report={result} />}
     {batchResult && <ReportView report={batchResult} />}
   </section>
diff --git a/frontend/src/components/AuditLogView.tsx b/frontend/src/components/AuditLogView.tsx
index 08b58fa..f74d79d 100644
--- a/frontend/src/components/AuditLogView.tsx
+++ b/frontend/src/components/AuditLogView.tsx
@@ -30,7 +30,7 @@ export function AuditLogView() {
     </div>
     {loading && <div className='text-sm text-slate-500'>Loading audit log…</div>}
     {error && <div className='text-sm text-rose-700'>{error}</div>}
-    {!loading && !error && items.length === 0 && <div className='rounded-xl border border-dashed border-slate-300 p-6 text-sm text-slate-500'>No audit events yet.</div>}
+    {!loading && !error && items.length === 0 && <div className='rounded-xl border border-dashed border-slate-300 p-6 text-sm text-slate-500'>No audit entries found.</div>}
     {!loading && !error && items.length > 0 && <div className='overflow-x-auto'><table className='w-full text-xs'><thead><tr><th>Time</th><th>User</th><th>Action</th><th>Target</th><th>IP</th><th>User Agent</th><th>Details</th></tr></thead><tbody>{items.map((a)=><tr key={a.id}><td>{a.created_at}</td><td>{a.username || a.user_id || '-'}</td><td>{a.action}</td><td>{a.target_type || '-'}:{a.target_id || '-'}</td><td>{a.ip_address || '-'}</td><td>{a.user_agent || '-'}</td><td><pre className='whitespace-pre-wrap'>{JSON.stringify(a.details_json || {}, null, 2)}</pre></td></tr>)}</tbody></table></div>}
   </section>
 }
diff --git a/frontend/src/components/BgpVisibilityForm.tsx b/frontend/src/components/BgpVisibilityForm.tsx
index 96c3c4f..603ccaa 100644
--- a/frontend/src/components/BgpVisibilityForm.tsx
+++ b/frontend/src/components/BgpVisibilityForm.tsx
@@ -20,7 +20,7 @@ export function BgpVisibilityForm({ role }: { role: UserRole }) {
 
   return <section className='rf-card p-4 space-y-3'>
     <h3 className='text-lg font-semibold'>BGP Visibility</h3>
-    {!canRun && <p className='rf-alert border-amber-200 bg-amber-50 text-amber-800'>Viewer role: Seite ist sichtbar, aber Checks dürfen nicht ausgeführt werden.</p>}
+    {!canRun && <p className='rf-alert border-amber-200 bg-amber-50 text-amber-800'>Viewer role: this page is visible, but checks cannot be run.</p>}
     <input className='rf-input' placeholder='203.0.113.0/24' value={prefix} onChange={e=>setPrefix(e.target.value)} />
     <input className='rf-input' placeholder='Expected Origin AS (optional)' value={expectedOriginAs} onChange={e=>setExpectedOriginAs(e.target.value)} />
     <button className='rf-btn-primary' disabled={loading || !prefix.trim() || !canRun} onClick={onSubmit}>{loading ? 'Checking…' : 'Run BGP Visibility Check'}</button>
diff --git a/frontend/src/components/ChangeCasesView.tsx b/frontend/src/components/ChangeCasesView.tsx
index d25d284..b955a43 100644
--- a/frontend/src/components/ChangeCasesView.tsx
+++ b/frontend/src/components/ChangeCasesView.tsx
@@ -63,7 +63,7 @@ export function ChangeCasesView({ role }: { role: UserRole }) {
       </div>
     </article>}
 
-    {loading ? <div className='text-sm text-slate-500'>Loading change cases…</div> : items.length===0 ? <div className='rounded border border-dashed p-3 text-sm text-slate-500'>No change cases yet. Create one to attach checks and reports.</div> : <table className='w-full text-sm'><thead><tr><th>Title</th><th>Status</th><th>Owner</th><th>Created</th><th>Updated</th></tr></thead><tbody>{items.map(i=><tr key={i.id} className='border-t cursor-pointer' onClick={()=>setSelected(i)}><td>{i.title}</td><td><StatusBadge status={i.status === 'approved' ? 'OK' : i.status === 'in_review' ? 'WARNING' : i.status === 'closed' ? 'UNKNOWN' : 'UNKNOWN'} /></td><td>{i.created_by_user_id ?? '—'}</td><td>{new Date(i.created_at).toLocaleString()}</td><td>{new Date(i.updated_at).toLocaleString()}</td></tr>)}</tbody></table>}
+    {loading ? <div className='text-sm text-slate-500'>Loading change cases…</div> : items.length===0 ? <div className='rounded border border-dashed p-3 text-sm text-slate-500'>No change cases yet.</div> : <table className='w-full text-sm'><thead><tr><th>Title</th><th>Status</th><th>Owner</th><th>Created</th><th>Updated</th></tr></thead><tbody>{items.map(i=><tr key={i.id} className='border-t cursor-pointer' onClick={()=>setSelected(i)}><td>{i.title}</td><td><StatusBadge status={i.status === 'approved' ? 'OK' : i.status === 'in_review' ? 'WARNING' : i.status === 'closed' ? 'UNKNOWN' : 'UNKNOWN'} /></td><td>{i.created_by_user_id ?? '—'}</td><td>{new Date(i.created_at).toLocaleString()}</td><td>{new Date(i.updated_at).toLocaleString()}</td></tr>)}</tbody></table>}
 
     {selected && <article className='border rounded p-3 space-y-3'>
       <div className='flex justify-between items-center'>
@@ -97,11 +97,11 @@ export function ChangeCasesView({ role }: { role: UserRole }) {
 
       <div className='border-t pt-3'>
         <h4 className='font-medium mb-2'>Reports</h4>
-        {reports.length === 0 ? <p className='text-sm text-slate-500'>No reports for this Change Case yet.</p> : <table className='w-full text-sm'><thead><tr><th>Type</th><th>Status</th><th>Summary</th><th>Created</th><th>Open</th></tr></thead><tbody>{reports.map(r=><tr key={r.report_id} className='border-t'><td>{r.check_type}</td><td>{r.status}</td><td>{r.summary}</td><td>{new Date(r.created_at).toLocaleString()}</td><td className='space-x-1'><button className='rf-btn-secondary' onClick={()=>runAction(async()=>{await getReportSummary(r.report_id)}, 'Summary loaded.')}>Summary</button><button className='rf-btn-secondary' onClick={()=>runAction(async()=>{await getReportMarkdown(r.report_id)}, 'Markdown loaded.')}>Markdown</button><button className='rf-btn-secondary' onClick={()=>runAction(async()=>{await getReportHtml(r.report_id)}, 'HTML loaded.')}>HTML</button></td></tr>)}</tbody></table>}
+        {reports.length === 0 ? <p className='text-sm text-slate-500'>No reports yet.</p> : <table className='w-full text-sm'><thead><tr><th>Type</th><th>Status</th><th>Summary</th><th>Created</th><th>Open</th></tr></thead><tbody>{reports.map(r=><tr key={r.report_id} className='border-t'><td>{r.check_type}</td><td>{r.status}</td><td>{r.summary}</td><td>{new Date(r.created_at).toLocaleString()}</td><td className='space-x-1'><button className='rf-btn-secondary' onClick={()=>runAction(async()=>{await getReportSummary(r.report_id)}, 'Summary loaded.')}>Summary</button><button className='rf-btn-secondary' onClick={()=>runAction(async()=>{await getReportMarkdown(r.report_id)}, 'Markdown loaded.')}>Markdown</button><button className='rf-btn-secondary' onClick={()=>runAction(async()=>{await getReportHtml(r.report_id)}, 'HTML loaded.')}>HTML</button></td></tr>)}</tbody></table>}
       </div>
 
       {canEdit && <div className='border-t pt-3'>
-        <button className='rf-btn-secondary' onClick={()=>runAction(async()=>{if (!confirm('Delete this Change Case? Checks/Reports stay and will be detached.')) return; await deleteChangeCase(selected.id); setSelected(null); await load()}, 'Change Case deleted.')}>Delete Change Case</button>
+        <button className='rf-btn-secondary' onClick={()=>runAction(async()=>{await deleteChangeCase(selected.id); setSelected(null); await load()}, 'Change case deleted.')}>Delete Change Case</button>
       </div>}
     </article>}
   </section>
diff --git a/frontend/src/components/Layout.tsx b/frontend/src/components/Layout.tsx
index 748a9ea..2dcb36a 100644
--- a/frontend/src/components/Layout.tsx
+++ b/frontend/src/components/Layout.tsx
@@ -45,7 +45,7 @@ export function Layout({ children, active, onNav, systemLine, title, demoMode, c
         <header className='rf-card flex flex-wrap items-center justify-between gap-3 p-4'>
           <h2 className='text-xl font-semibold'>{title}</h2>
           <div className='flex flex-wrap items-center gap-2 text-xs font-semibold'>
-            {currentUser && <span className='rounded-full border border-violet-200 bg-violet-50 px-3 py-1 text-violet-700'>Angemeldet als {currentUser.username} · {currentUser.role}</span>}
+            {currentUser && <span className='rounded-full border border-violet-200 bg-violet-50 px-3 py-1 text-violet-700'>Signed in as {currentUser.username} · {currentUser.role}</span>}
             <span className={`rounded-full border px-3 py-1 ${demoMode ? 'border-amber-300 bg-amber-50 text-amber-700' : 'border-emerald-300 bg-emerald-50 text-emerald-700'}`}>{demoMode ? 'DEMO' : 'LIVE'}</span>
             <span className='rounded-full border border-blue-200 bg-blue-50 px-3 py-1 text-blue-700'>READ-ONLY</span>
             <span className='rounded-full border border-slate-200 bg-slate-50 px-3 py-1 text-slate-700'>v0.9.1</span>
diff --git a/frontend/src/components/PrefixCheckForm.tsx b/frontend/src/components/PrefixCheckForm.tsx
index d362696..e1212ba 100644
--- a/frontend/src/components/PrefixCheckForm.tsx
+++ b/frontend/src/components/PrefixCheckForm.tsx
@@ -11,7 +11,7 @@ export function PrefixCheckForm() {
   const [result, setResult] = useState<CheckResponse | null>(null)
   const onSubmit = async () => { setLoading(true); setError(null); try { setResult(await checkPrefix(prefix, originAs || undefined)) } catch (e) { setError(e as ApiError) } finally { setLoading(false) } }
   return <section className='space-y-4'>
-    <article className='rf-card p-5 space-y-3'><h3 className='text-lg font-semibold'>Prefix Check</h3><p className='rf-alert border-blue-200 bg-blue-50 text-blue-700'>Origin-AS empfohlen für vollständige Bewertung.</p><div><label className='mb-1 block text-sm font-medium'>Prefix</label><input className='rf-input' placeholder='193.0.22.0/23' value={prefix} onChange={e => setPrefix(e.target.value)} /></div><div><label className='mb-1 block text-sm font-medium'>Origin-AS (optional)</label><input className='rf-input' placeholder='AS3333' value={originAs} onChange={e => setOriginAs(e.target.value)} /></div><button onClick={onSubmit} disabled={loading} className='rf-btn-primary'>Prefix prüfen</button>{loading && <p className='text-sm text-blue-700'>Prüfung läuft…</p>}{error && <p className='rf-alert border-rose-200 bg-rose-50 text-rose-700'>{error.message}</p>}</article>
+    <article className='rf-card p-5 space-y-3'><h3 className='text-lg font-semibold'>Prefix Check</h3><p className='rf-alert border-blue-200 bg-blue-50 text-blue-700'>Provide Origin AS for a complete evaluation.</p><div><label className='mb-1 block text-sm font-medium'>Prefix</label><input className='rf-input' placeholder='193.0.22.0/23' value={prefix} onChange={e => setPrefix(e.target.value)} /></div><div><label className='mb-1 block text-sm font-medium'>Origin AS (optional)</label><input className='rf-input' placeholder='AS3333' value={originAs} onChange={e => setOriginAs(e.target.value)} /></div><button onClick={onSubmit} disabled={loading} className='rf-btn-primary'>Run Prefix Check</button>{loading && <p className='text-sm text-blue-700'>Running check…</p>}{error && <p className='rf-alert border-rose-200 bg-rose-50 text-rose-700'>{error.message}</p>}</article>
     {result && <ReportView report={result} />}
   </section>
 }
diff --git a/frontend/src/components/PreflightCheckForm.tsx b/frontend/src/components/PreflightCheckForm.tsx
index fbfebb4..fc3fd7f 100644
--- a/frontend/src/components/PreflightCheckForm.tsx
+++ b/frontend/src/components/PreflightCheckForm.tsx
@@ -22,7 +22,7 @@ export function PreflightCheckForm() {
       <div><label className='mb-1 block text-sm font-medium'>Prefix</label><input className='rf-input' placeholder='203.0.113.0/24' value={prefix} onChange={e => setPrefix(e.target.value)} /></div>
       <div><label className='mb-1 block text-sm font-medium'>Planned Origin-AS</label><input className='rf-input' placeholder='AS64500' value={plannedOriginAs} onChange={e => setPlannedOriginAs(e.target.value)} /></div>
       <button onClick={onSubmit} disabled={loading} className='rf-btn-primary'>Run Preflight Check</button>
-      {loading && <p className='text-sm text-blue-700'>Prüfung läuft…</p>}
+      {loading && <p className='text-sm text-blue-700'>Running check…</p>}
       {error && <p className='rf-alert border-rose-200 bg-rose-50 text-rose-700'>{error.message}</p>}
     </article>
     {result && <ReportView report={result} />}
diff --git a/frontend/src/components/ReportView.tsx b/frontend/src/components/ReportView.tsx
index abe01e3..b1c84b5 100644
--- a/frontend/src/components/ReportView.tsx
+++ b/frontend/src/components/ReportView.tsx
@@ -30,7 +30,7 @@ export function ReportView({ report }: { report: CheckResponse }) {
   const registry = report.checks?.registry
   const routingVisibility = report.checks?.routing_visibility
   const sortedResults = ([...(Array.isArray(details.results) ? details.results : [])] as RpkiBatchResult[]).sort((a, b) => (order[a.status as keyof typeof order] ?? 99) - (order[b.status as keyof typeof order] ?? 99))
-  const recommendationsTitle = report.status === 'CRITICAL' ? 'Sofort prüfen' : report.status === 'WARNING' ? 'Empfohlen' : report.status === 'OK' ? 'Hinweis' : 'Datenlage prüfen'
+  const recommendationsTitle = report.status === 'CRITICAL' ? 'Immediate actions' : report.status === 'WARNING' ? 'Recommended actions' : report.status === 'OK' ? 'Notes' : 'Review data quality'
   const reportId = Number((report as { report_id?: number; id?: number; details?: { report_id?: number } }).report_id ?? (report as { id?: number }).id ?? (report.details as { report_id?: number } | undefined)?.report_id)
   const hasReportId = Number.isFinite(reportId) && reportId > 0
   const rpkiBatch = details.rpki_batch as { message?: string } | undefined
@@ -69,9 +69,9 @@ export function ReportView({ report }: { report: CheckResponse }) {
 
   return <div className='space-y-4'>
     <section className='rf-card p-5 space-y-2 border-l-4 border-l-blue-500'>
-      <div className='flex items-center gap-2'><h3 className='text-lg font-semibold'>Ergebnis</h3><StatusBadge status={report.status} /></div>
+      <div className='flex items-center gap-2'><h3 className='text-lg font-semibold'>Result</h3><StatusBadge status={report.status} /></div>
       <div className='grid gap-1 text-sm md:grid-cols-2'>
-        <p><b>Check-Typ:</b> {checkType}</p><p><b>Resource:</b> {report.input?.prefix || report.input?.asn || '-'}</p>
+        <p><b>Check type:</b> {checkType}</p><p><b>Resource:</b> {report.input?.prefix || report.input?.asn || '-'}</p>
         <p><b>Origin-AS:</b> {report.input?.origin_as || report.input?.planned_origin_as || '-'}</p><p><b>Holder:</b> {holder}</p>
       </div>
       {report.input?.planned_origin_as && <p className='text-sm'><b>Preflight Decision:</b> {preflightDecision}</p>}
@@ -79,8 +79,8 @@ export function ReportView({ report }: { report: CheckResponse }) {
     </section>
 
     <section className='rf-card p-5 space-y-3'>
-      <div className='flex items-center gap-2'><h3 className='text-lg font-semibold'>Gesamtbewertung</h3><StatusBadge status={report.status} /></div>
-      <p className='text-sm'><b>Erklärung:</b> {report.explanation || '-'}</p><p className='text-sm'><b>Risiko:</b> {report.risk || '-'}</p>
+      <div className='flex items-center gap-2'><h3 className='text-lg font-semibold'>Overall assessment</h3><StatusBadge status={report.status} /></div>
+      <p className='text-sm'><b>Explanation:</b> {report.explanation || '-'}</p><p className='text-sm'><b>Risk:</b> {report.risk || '-'}</p>
       <div><h4 className='font-semibold text-sm mb-1'>{recommendationsTitle}</h4><ul className='list-disc pl-5 text-sm'>{(report.recommendations || []).map((r, i) => <li key={`${r}-${i}`}>{r}</li>)}</ul></div>
     </section>
 
@@ -91,16 +91,16 @@ export function ReportView({ report }: { report: CheckResponse }) {
 
     {sourceDiagnostics.length > 0 && <section className='rf-card p-4 space-y-2'><h4 className='font-semibold'>Data Source Diagnostics</h4><div className='overflow-x-auto'><table className='w-full text-sm'><thead><tr className='border-b text-left'><th className='py-2'>Source</th><th>Endpoint</th><th>Status</th><th>Freshness</th><th>Attempts</th><th>Retries</th><th>Fallback</th><th>Stale Cache</th><th>Duration</th><th>Cache</th><th>Age</th><th>TTL</th><th>Message</th></tr></thead><tbody>{sourceDiagnostics.map((d, idx) => <tr key={`${d.name}-${idx}`} className='border-b border-slate-100'><td>{d.name || '-'}</td><td className='font-mono'>{d.endpoint || '-'}</td><td><StatusBadge status={d.status || 'UNKNOWN'} /></td><td className={freshnessClass(d.freshness)}>{d.freshness || 'UNKNOWN'}</td><td>{typeof d.attempts === 'number' ? d.attempts : '-'}</td><td>{typeof d.retry_count === 'number' ? d.retry_count : '-'}</td><td>{d.fallback_used === true ? 'yes' : d.fallback_used === false ? 'no' : '-'}</td><td>{d.stale_cache_used === true ? 'yes' : d.stale_cache_used === false ? 'no' : '-'}</td><td>{typeof d.duration_ms === 'number' ? `${d.duration_ms} ms` : '-'}</td><td>{d.cached === true ? 'HIT' : d.cached === false ? 'MISS' : '-'}</td><td>{typeof d.cache_age_seconds === 'number' ? formatDurationSeconds(d.cache_age_seconds) : 'Unknown'}</td><td>{typeof d.cache_ttl_seconds === 'number' ? formatDurationSeconds(d.cache_ttl_seconds) : 'Unknown'}</td><td><div>{d.message || '-'}</div>{d.fallback_used === true && <div className='mt-1 rounded border border-amber-200 bg-amber-50 p-2 text-amber-800'>Live request failed. RouteForge used cached data. The result may be outdated.</div>}{d.status === 'RATE_LIMITED' && <div className='mt-1 text-amber-700'>Rate limited by data source.</div>}</td></tr>)}</tbody></table></div></section>}
 
-    <details className='rf-card p-4'><summary className='cursor-pointer text-sm font-semibold'>Technische Details</summary><pre className='mt-3 overflow-auto rounded-xl bg-slate-50 p-3 text-xs'>{JSON.stringify({ input: report.input, holder: details.resource_holder, warnings: details.warnings, source_errors: details.source_errors }, null, 2)}</pre></details>
+    <details className='rf-card p-4'><summary className='cursor-pointer text-sm font-semibold'>Technical details</summary><pre className='mt-3 overflow-auto rounded-xl bg-slate-50 p-3 text-xs'>{JSON.stringify({ input: report.input, holder: details.resource_holder, warnings: details.warnings, source_errors: details.source_errors }, null, 2)}</pre></details>
     {sortedResults.length > 0 && <section className='rf-card p-4'><h4 className='mb-2 font-semibold'>Batch Results</h4><div className='overflow-x-auto'><table className='w-full text-sm'><thead><tr className='border-b text-left'><th className='py-2'>Status</th><th>Prefix</th><th>Summary</th></tr></thead><tbody>{sortedResults.map((item, idx) => <tr key={`${item.prefix}-${idx}`} className='border-b border-slate-100'><td className='py-2'><StatusBadge status={item.status || 'UNKNOWN'} /></td><td className='font-mono'>{item.prefix}</td><td>{item.summary || '-'}</td></tr>)}</tbody></table></div></section>}
-    {sortedResults.length === 0 && ((details.checked_prefixes as number | undefined) === 0 || rpkiBatch?.message) && <section className='rf-card p-4'><h4 className='mb-2 font-semibold'>Keine Prefixe geprüft</h4><p className='text-sm text-slate-700'>{rpkiBatch?.message || report.explanation || 'Keine Daten verfügbar.'}</p></section>}
-    {rpkiBatch?.message && <section className='rf-card p-4 border-l-4 border-l-amber-500'><h4 className='font-semibold'>RPKI-Batch Hinweis</h4><p className='text-sm'>{rpkiBatch.message}</p></section>}
+    {sortedResults.length === 0 && ((details.checked_prefixes as number | undefined) === 0 || rpkiBatch?.message) && <section className='rf-card p-4'><h4 className='mb-2 font-semibold'>No prefixes checked</h4><p className='text-sm text-slate-700'>{rpkiBatch?.message || report.explanation || 'No data available.'}</p></section>}
+    {rpkiBatch?.message && <section className='rf-card p-4 border-l-4 border-l-amber-500'><h4 className='font-semibold'>RPKI batch note</h4><p className='text-sm'>{rpkiBatch.message}</p></section>}
     <section className='rf-card p-4 space-y-2'>
       <h4 className='font-semibold'>Export</h4>
-      {!hasReportId && <p className='text-sm text-slate-600'>Export ist erst verfügbar, nachdem der Report gespeichert wurde.</p>}
+      {!hasReportId && <p className='text-sm text-slate-600'>Export is available after the report is saved.</p>}
       <div className='flex flex-wrap gap-2'>
-        <button title={!hasReportId ? 'Export ist erst verfügbar, nachdem der Report gespeichert wurde.' : ''} className='rf-btn-secondary' disabled={!hasReportId} onClick={async () => { try { if (!hasReportId) return; await copyTextToClipboard(await getReportSummary(reportId)); notify('Summary copied') } catch (e) { notify(`Copy failed: ${e instanceof Error ? e.message : 'unknown error'}`) } }}>Copy Summary</button>
-        <button title={!hasReportId ? 'Export ist erst verfügbar, nachdem der Report gespeichert wurde.' : ''} className='rf-btn-secondary' disabled={!hasReportId} onClick={async () => { try { if (!hasReportId) return; await copyTextToClipboard(await getReportMarkdown(reportId)); notify('Markdown copied') } catch (e) { notify(`Copy failed: ${e instanceof Error ? e.message : 'unknown error'}`) } }}>Copy Markdown</button>
+        <button title={!hasReportId ? 'Export is available after the report is saved.' : ''} className='rf-btn-secondary' disabled={!hasReportId} onClick={async () => { try { if (!hasReportId) return; await copyTextToClipboard(await getReportSummary(reportId)); notify('Summary copied') } catch (e) { notify(`Copy failed: ${e instanceof Error ? e.message : 'unknown error'}`) } }}>Copy Summary</button>
+        <button title={!hasReportId ? 'Export is available after the report is saved.' : ''} className='rf-btn-secondary' disabled={!hasReportId} onClick={async () => { try { if (!hasReportId) return; await copyTextToClipboard(await getReportMarkdown(reportId)); notify('Markdown copied') } catch (e) { notify(`Copy failed: ${e instanceof Error ? e.message : 'unknown error'}`) } }}>Copy Markdown</button>
         <button className='rf-btn-secondary' disabled={!hasReportId} onClick={async () => hasReportId && downloadText(`routeforge-report-${reportId}.md`, await getReportMarkdown(reportId), 'text/markdown;charset=utf-8')}>Download Markdown</button>
         <button className='rf-btn-secondary' disabled={!hasReportId} onClick={async () => hasReportId && downloadText(`routeforge-report-${reportId}.html`, await getReportHtml(reportId), 'text/html;charset=utf-8')}>Download HTML</button>
       </div>
diff --git a/frontend/src/components/RoaPlannerForm.tsx b/frontend/src/components/RoaPlannerForm.tsx
index 2edb46b..ebe31f5 100644
--- a/frontend/src/components/RoaPlannerForm.tsx
+++ b/frontend/src/components/RoaPlannerForm.tsx
@@ -18,14 +18,14 @@ export function RoaPlannerForm({ role }: { role: UserRole }) {
   }
 
   return <section className='space-y-4'><article className='rf-card p-5 space-y-3'>
-    <h3 className='text-lg font-semibold'>ROA Planner / ROA Preflight</h3>
-    <p className='rf-alert border-blue-200 bg-blue-50 text-blue-700'>Read-only: RouteForge erstellt, ändert oder löscht keine ROAs.</p>
+    <h3 className='text-lg font-semibold'>ROA Planner</h3>
+    <p className='rf-alert border-blue-200 bg-blue-50 text-blue-700'>Read-only: RouteForge does not create, update, or delete ROAs.</p>
     <div><label className='mb-1 block text-sm font-medium'>Prefix</label><input className='rf-input' value={prefix} onChange={e => setPrefix(e.target.value)} placeholder='203.0.113.0/24' /></div>
     <div><label className='mb-1 block text-sm font-medium'>Origin AS</label><input className='rf-input' value={originAs} onChange={e => setOriginAs(e.target.value)} placeholder='AS64500' /></div>
     <div><label className='mb-1 block text-sm font-medium'>Max Length (optional)</label><input className='rf-input' value={maxLength} onChange={e => setMaxLength(e.target.value)} placeholder='24' /></div>
     <button onClick={onSubmit} disabled={loading || !canRun} className='rf-btn-primary'>Run ROA Preflight</button>
-    {!canRun && <p className='text-sm text-amber-700'>Viewer können Checks nicht ausführen.</p>}
-    {loading && <p className='text-sm text-blue-700'>Prüfung läuft…</p>}
+    {!canRun && <p className='text-sm text-amber-700'>Viewer role cannot run checks.</p>}
+    {loading && <p className='text-sm text-blue-700'>Running check…</p>}
     {error && <p className='rf-alert border-rose-200 bg-rose-50 text-rose-700'>{error.message}</p>}
   </article>{result && <ReportView report={result} />}</section>
 }
diff --git a/frontend/src/components/UsersView.tsx b/frontend/src/components/UsersView.tsx
index e9dfaa3..db1a506 100644
--- a/frontend/src/components/UsersView.tsx
+++ b/frontend/src/components/UsersView.tsx
@@ -52,6 +52,6 @@ export function UsersView() {
         <button className='rf-btn-primary' onClick={onCreate}>Create</button>
       </div>
     </div>
-    {loading ? <div className='text-sm text-slate-500'>Loading users…</div> : <div className='overflow-x-auto'><table className='w-full text-sm'><thead><tr className='text-left'><th>User</th><th>Role</th><th>Status</th><th>Actions</th></tr></thead><tbody>{users.map(u => <tr key={u.id} className='border-t'><td>{u.username}<div className='text-xs text-slate-500'>{u.email || '—'}</div></td><td><span className='rounded-full bg-violet-50 px-2 py-1 text-xs text-violet-700'>{u.role}</span></td><td>{u.is_active ? 'active' : 'inactive'}</td><td><div className='flex flex-wrap gap-2'><select className='rf-input' value={u.role} onChange={e => onPatch(u, { role: e.target.value as UserRole })}>{ROLES.map(r => <option key={r}>{r}</option>)}</select><button className='rf-btn-secondary' onClick={() => onPatch(u, { is_active: !u.is_active })}>{u.is_active ? 'Deactivate' : 'Activate'}</button><span className='text-xs text-slate-500'>Password resets via API/admin procedure only.</span></div></td></tr>)}</tbody></table></div>}
+    {loading ? <div className='text-sm text-slate-500'>Loading users…</div> : users.length === 0 ? <div className='rounded-xl border border-dashed border-slate-300 p-6 text-sm text-slate-500'>No users found.</div> : <div className='overflow-x-auto'><table className='w-full text-sm'><thead><tr className='text-left'><th>User</th><th>Role</th><th>Status</th><th>Actions</th></tr></thead><tbody>{users.map(u => <tr key={u.id} className='border-t'><td>{u.username}<div className='text-xs text-slate-500'>{u.email || '—'}</div></td><td><span className='rounded-full bg-violet-50 px-2 py-1 text-xs text-violet-700'>{u.role}</span></td><td>{u.is_active ? 'active' : 'inactive'}</td><td><div className='flex flex-wrap gap-2'><select className='rf-input' value={u.role} onChange={e => onPatch(u, { role: e.target.value as UserRole })}>{ROLES.map(r => <option key={r}>{r}</option>)}</select><button className='rf-btn-secondary' onClick={() => onPatch(u, { is_active: !u.is_active })}>{u.is_active ? 'Deactivate' : 'Activate'}</button><span className='text-xs text-slate-500'>Password resets via API/admin procedure only.</span></div></td></tr>)}</tbody></table></div>}
   </section>
 }
diff --git a/frontend/src/components/WatchModeView.tsx b/frontend/src/components/WatchModeView.tsx
index c1f7e99..dad1584 100644
--- a/frontend/src/components/WatchModeView.tsx
+++ b/frontend/src/components/WatchModeView.tsx
@@ -154,7 +154,7 @@ export function WatchModeView({ role }: { role: UserRole }) {
         </div>}
 
         <h4 className='font-medium pt-2'>Runs History</h4>
-        {runs.length === 0 ? <div className='text-xs text-slate-500'>No runs yet for this watch target.</div> : <table className='w-full text-xs'><thead><tr><th>created_at</th><th>previous_status</th><th>status</th><th>changed</th><th>summary</th><th>report_id</th></tr></thead><tbody>{runs.map(r=><tr key={r.id} className={r.changed ? 'bg-amber-50' : ''}><td>{r.created_at}</td><td>{r.previous_status ?? 'n/a'}</td><td>{r.status}</td><td>{String(r.changed)}</td><td>{r.summary}</td><td>{r.report_id ? <a className='text-blue-700 underline' href={`/api/reports/${r.report_id}/summary`} target='_blank' rel='noreferrer'>{r.report_id}</a> : 'n/a'}</td></tr>)}</tbody></table>}
+        {runs.length === 0 ? <div className='text-xs text-slate-500'>No runs yet.</div> : <table className='w-full text-xs'><thead><tr><th>created_at</th><th>previous_status</th><th>status</th><th>changed</th><th>summary</th><th>report_id</th></tr></thead><tbody>{runs.map(r=><tr key={r.id} className={r.changed ? 'bg-amber-50' : ''}><td>{r.created_at}</td><td>{r.previous_status ?? 'n/a'}</td><td>{r.status}</td><td>{String(r.changed)}</td><td>{r.summary}</td><td>{r.report_id ? <a className='text-blue-700 underline' href={`/api/reports/${r.report_id}/summary`} target='_blank' rel='noreferrer'>{r.report_id}</a> : 'n/a'}</td></tr>)}</tbody></table>}
       </div>}</div>
     </div>