diff --git a/resources/views/errors/503.blade.php b/resources/views/errors/503.blade.php
index 885210e..50606be 100644
--- a/resources/views/errors/503.blade.php
+++ b/resources/views/errors/503.blade.php
@@ -3,8 +3,11 @@
 <head>
 <meta charset="utf-8">
 <meta name="viewport" content="width=device-width, initial-scale=1">
+@php $isMaintenance = isset($exception) && $exception instanceof \Illuminate\Foundation\Http\Exceptions\MaintenanceModeException; @endphp
+@if($isMaintenance)
 <meta http-equiv="refresh" content="3">
-<title>Update läuft · CluBird</title>
+@endif
+<title>{{ $isMaintenance ? 'Update läuft' : 'Nicht verfügbar' }} · CluBird</title>
 <style>
   *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
   html, body {
@@ -38,14 +41,20 @@
     position: relative;
     width: 38px;
     height: 38px;
-    background: linear-gradient(135deg, #6366f1, #4338ca);
     border-radius: 11px;
     display: flex;
     align-items: center;
     justify-content: center;
+  }
+  .logo-icon.update {
+    background: linear-gradient(135deg, #6366f1, #4338ca);
     box-shadow: 0 0 20px rgba(99,102,241,.4);
   }
-  .logo-icon::after {
+  .logo-icon.error {
+    background: linear-gradient(135deg, #dc2626, #991b1b);
+    box-shadow: 0 0 20px rgba(220,38,38,.3);
+  }
+  .logo-icon.update::after {
     content: '';
     position: absolute;
     inset: -4px;
@@ -57,14 +66,23 @@
   .logo-text { font-size: 16px; font-weight: 700; letter-spacing: -.2px; }
   .logo-text span { color: #6366f1; }
   .spinner {
-    width: 44px;
-    height: 44px;
+    width: 44px; height: 44px;
     margin: 0 auto 24px;
     border-radius: 50%;
     border: 3px solid #252938;
     border-top-color: #6366f1;
     animation: spin 1s linear infinite;
   }
+  .error-icon {
+    width: 44px; height: 44px;
+    margin: 0 auto 24px;
+    border-radius: 50%;
+    background: rgba(220,38,38,.1);
+    border: 1px solid rgba(220,38,38,.25);
+    display: flex;
+    align-items: center;
+    justify-content: center;
+  }
   @keyframes spin { to { transform: rotate(360deg); } }
   h1 { font-size: 17px; font-weight: 600; color: #e2e4ea; margin-bottom: 8px; letter-spacing: -.2px; }
   p  { font-size: 13px; color: #4b5563; line-height: 1.65; }
@@ -92,32 +110,62 @@
   .dot:nth-child(2) { animation-delay: .2s; }
   .dot:nth-child(3) { animation-delay: .4s; }
   @keyframes pulse { 0%, 80%, 100% { opacity: .25; } 40% { opacity: 1; } }
+  .code {
+    display: inline-block;
+    margin-top: 20px;
+    font-size: 11px;
+    color: #374151;
+    background: #13151d;
+    border: 1px solid #1e2130;
+    border-radius: 6px;
+    padding: 4px 10px;
+    font-family: monospace;
+  }
 </style>
 </head>
 <body>
 <div class="card">
   <div class="logo">
-    <div class="logo-icon">
-      <svg viewBox="0 0 28 28" width="20" height="20" fill="none">
-        <path d="M5 19 C5 19 8 10 15 9 C19 8 23 11 24 15" stroke="white" stroke-width="2.5" stroke-linecap="round"/>
-        <path d="M5 19 C6.5 22 9 23.5 12 23.5 C15 23.5 18 22 19.5 19" stroke="white" stroke-width="2.5" stroke-linecap="round"/>
-        <circle cx="19" cy="8" r="2" fill="white"/>
-      </svg>
+    <div class="logo-icon {{ $isMaintenance ? 'update' : 'error' }}">
+      @if($isMaintenance)
+        <svg viewBox="0 0 28 28" width="20" height="20" fill="none">
+          <path d="M5 19 C5 19 8 10 15 9 C19 8 23 11 24 15" stroke="white" stroke-width="2.5" stroke-linecap="round"/>
+          <path d="M5 19 C6.5 22 9 23.5 12 23.5 C15 23.5 18 22 19.5 19" stroke="white" stroke-width="2.5" stroke-linecap="round"/>
+          <circle cx="19" cy="8" r="2" fill="white"/>
+        </svg>
+      @else
+        <svg viewBox="0 0 28 28" width="20" height="20" fill="none">
+          <path d="M5 19 C5 19 8 10 15 9 C19 8 23 11 24 15" stroke="white" stroke-width="2.5" stroke-linecap="round"/>
+          <path d="M5 19 C6.5 22 9 23.5 12 23.5 C15 23.5 18 22 19.5 19" stroke="white" stroke-width="2.5" stroke-linecap="round"/>
+          <circle cx="19" cy="8" r="2" fill="white"/>
+        </svg>
+      @endif
     </div>
     <span class="logo-text">Clu<span>Bird</span></span>
   </div>
 
-  <div class="spinner"></div>
-  <h1>Update wird durchgeführt</h1>
-  <p>Das System wird aktualisiert.<br>Diese Seite lädt automatisch neu.</p>
-
-  <div class="bar-track"><div class="bar-fill"></div></div>
-
-  <div class="dot-row">
-    <div class="dot"></div>
-    <div class="dot"></div>
-    <div class="dot"></div>
-  </div>
+  @if($isMaintenance)
+    <div class="spinner"></div>
+    <h1>Update wird durchgeführt</h1>
+    <p>Das System wird aktualisiert.<br>Diese Seite lädt automatisch neu.</p>
+    <div class="bar-track"><div class="bar-fill"></div></div>
+    <div class="dot-row">
+      <div class="dot"></div>
+      <div class="dot"></div>
+      <div class="dot"></div>
+    </div>
+  @else
+    <div class="error-icon">
+      <svg width="20" height="20" viewBox="0 0 20 20" fill="none">
+        <path d="M10 6v5" stroke="#f87171" stroke-width="1.8" stroke-linecap="round"/>
+        <circle cx="10" cy="14" r="1" fill="#f87171"/>
+        <path d="M10 2a8 8 0 1 1 0 16A8 8 0 0 1 10 2Z" stroke="#f87171" stroke-width="1.3"/>
+      </svg>
+    </div>
+    <h1>Service nicht verfügbar</h1>
+    <p>Der Server ist vorübergehend nicht erreichbar.<br>Bitte versuche es in Kürze erneut.</p>
+    <div class="code">HTTP 503 · Service Unavailable</div>
+  @endif
 </div>
 </body>
 </html>
