Enhance FormMessage and styleguide for improved accessibility and user feedback

- Add orange AlertCircle icon to FormMessage component for better visibility of validation errors.
- Update styleguide to demonstrate new alert components with icons for error, success, and warning messages.
- Refactor CSS for status messages and form error messages to improve layout and accessibility compliance.

app/components/ui/form/FormMessage.vue

@@ -2,6 +2,7 @@
 import type { HTMLAttributes } from 'vue'
 import { inject } from 'vue'
 import { useFieldError } from 'vee-validate'
+import { AlertCircle } from 'lucide-vue-next'
 import { cn } from '~/lib/utils'
 import type { FormItemContext } from '.'
 import { FORM_ITEM_INJECT_KEY } from '.'
@@ -9,6 +10,7 @@ import { FORM_ITEM_INJECT_KEY } from '.'
 /**
  * FormMessage component - Displays validation error messages
  * Only renders when there is an error for the associated field
+ * Includes orange AlertCircle icon for better accessibility
  */
 
 interface Props {
@@ -38,7 +40,8 @@ const error = useFieldError()
       :id="`${formItemContext?.id}-message`"
       :class="cn('form-error', props.class)"
     >
-      {{ error }}
+      <AlertCircle class="h-6 w-6 text-warning flex-shrink-0" />
+      <span>{{ error }}</span>
     </p>
   </Transition>
 </template>

app/pages/internal/styleguide.vue

@@ -5,6 +5,8 @@
  * Protected by Basic Auth via server/middleware/internal-auth.ts
  */
 
+import { AlertCircle, CheckCircle } from 'lucide-vue-next'
+
 definePageMeta({
   layout: 'styleguide',
 })
@@ -442,9 +444,21 @@ const copyCode = async (code: string) => {
             <!-- Error Message Styles -->
             <div class="space-y-3 mt-6">
               <h4 class="text-lg font-semibold text-white">Fehlermeldungen (.form-error)</h4>
-              <p class="form-error">Dies ist eine Fehlermeldung mit gutem Kontrast</p>
+              <p class="text-sm text-white/70 mb-4">
-              <p class="form-error">Required</p>
+                Orange Border (WCAG AA konform) mit Icon für bessere Barrierefreiheit. Icon optional.
-              <p class="form-error">Das Passwort muss mindestens 8 Zeichen lang sein</p>
+              </p>
+              <p class="form-error">
+                <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="text-warning flex-shrink-0"><circle cx="12" cy="12" r="10"/><line x1="12" y1="8" x2="12" y2="12"/><line x1="12" y1="16" x2="12.01" y2="16"/></svg>
+                Dies ist eine Fehlermeldung mit gutem Kontrast
+              </p>
+              <p class="form-error">
+                <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="text-warning flex-shrink-0"><circle cx="12" cy="12" r="10"/><line x1="12" y1="8" x2="12" y2="12"/><line x1="12" y1="16" x2="12.01" y2="16"/></svg>
+                Dieses Feld ist erforderlich
+              </p>
+              <p class="form-error">
+                <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="text-warning flex-shrink-0"><circle cx="12" cy="12" r="10"/><line x1="12" y1="8" x2="12" y2="12"/><line x1="12" y1="16" x2="12.01" y2="16"/></svg>
+                Das Passwort muss mindestens 8 Zeichen lang sein
+              </p>
             </div>
           </div>
 
@@ -495,26 +509,29 @@ const copyCode = async (code: string) => {
 
         <div class="card-glass">
           <h3 class="text-2xl font-semibold mb-6 text-white">Status Indicators</h3>
+          <p class="text-sm text-white/70 mb-6">
+            Einheitlicher Stil mit orange/grünem Border für bessere Barrierefreiheit. Alle verwenden den gleichen Hintergrund mit farbigem Icon.
+          </p>
 
           <div class="space-y-4">
             <div class="status-message status-success">
-              <span class="status-icon">✓</span>
+              <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="status-icon"><circle cx="12" cy="12" r="10"/><path d="m9 12 2 2 4-4"/></svg>
-              <span>Success message</span>
+              <span>Erfolgsmeldung - Aktion wurde ausgeführt</span>
             </div>
 
             <div class="status-message status-warning">
-              <span class="status-icon">⚠</span>
+              <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="status-icon"><path d="m21.73 18-8-14a2 2 0 0 0-3.48 0l-8 14A2 2 0 0 0 4 21h16a2 2 0 0 0 1.73-3"/><path d="M12 9v4"/><path d="M12 17h.01"/></svg>
-              <span>Warning message</span>
+              <span>Warnung - Bitte beachten</span>
             </div>
 
             <div class="status-message status-error">
-              <span class="status-icon">✕</span>
+              <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="status-icon"><circle cx="12" cy="12" r="10"/><line x1="12" y1="8" x2="12" y2="12"/><line x1="12" y1="16" x2="12.01" y2="16"/></svg>
-              <span>Error message</span>
+              <span>Fehlermeldung - Etwas ist schiefgelaufen</span>
             </div>
 
             <div class="status-message status-info">
-              <span class="status-icon">ⓘ</span>
+              <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="status-icon"><circle cx="12" cy="12" r="10"/><path d="M12 16v-4"/><path d="M12 8h.01"/></svg>
-              <span>Info message</span>
+              <span>Information - Nützlicher Hinweis</span>
             </div>
           </div>
 
@@ -528,6 +545,66 @@ const copyCode = async (code: string) => {
         </div>
       </section>
 
+      <!-- Alert Components Section -->
+      <section id="alerts" class="mb-16">
+        <h2 class="text-4xl font-bold mb-6 text-experimenta-accent">Alert Components</h2>
+
+        <div class="card-glass">
+          <h3 class="text-2xl font-semibold mb-6 text-white">shadcn-nuxt Alert Variants</h3>
+          <p class="text-sm text-white/70 mb-6">
+            Alert-Komponenten für Benachrichtigungen und Fehlermeldungen. Die "error" Variante verwendet Orange für bessere Barrierefreiheit (WCAG AA konform).
+          </p>
+
+          <div class="space-y-4">
+            <!-- Error Alert -->
+            <Alert variant="error">
+              <AlertCircle class="h-6 w-6" />
+              <AlertDescription>
+                Ungültige E-Mail-Adresse oder Passwort
+              </AlertDescription>
+            </Alert>
+
+            <!-- Success Alert -->
+            <Alert class="bg-white/15 border-l-4 border-success text-white">
+              <CheckCircle class="h-6 w-6 text-success" />
+              <AlertTitle class="text-success font-medium">Registrierung erfolgreich!</AlertTitle>
+              <AlertDescription>
+                Bitte bestätige deine E-Mail-Adresse über den Link, den wir dir gesendet haben.
+              </AlertDescription>
+            </Alert>
+
+            <!-- Destructive Alert (original red) -->
+            <Alert variant="destructive">
+              <AlertCircle class="h-5 w-5" />
+              <AlertTitle>Warnung</AlertTitle>
+              <AlertDescription>
+                Dies ist die ursprüngliche "destructive" Variante mit rotem Border.
+              </AlertDescription>
+            </Alert>
+          </div>
+
+          <details class="bg-white/5 p-4 rounded-lg mt-6">
+            <summary class="cursor-pointer text-white/90 font-semibold">Show Code</summary>
+            <pre class="mt-4 text-sm text-white/80 overflow-x-auto"><code>&lt;!-- Error Alert (empfohlen für Fehler) --&gt;
+&lt;Alert variant="error"&gt;
+  &lt;AlertCircle class="h-6 w-6" /&gt;
+  &lt;AlertDescription&gt;
+    Ungültige E-Mail-Adresse oder Passwort
+  &lt;/AlertDescription&gt;
+&lt;/Alert&gt;
+
+&lt;!-- Success Alert --&gt;
+&lt;Alert class="bg-white/15 border-l-4 border-success text-white"&gt;
+  &lt;CheckCircle class="h-6 w-6 text-success" /&gt;
+  &lt;AlertTitle class="text-success font-medium"&gt;Erfolg!&lt;/AlertTitle&gt;
+  &lt;AlertDescription&gt;
+    Deine Nachricht...
+  &lt;/AlertDescription&gt;
+&lt;/Alert&gt;</code></pre>
+          </details>
+        </div>
+      </section>
+
       <!-- Progress Bars Section -->
       <section id="progress" class="mb-16">
         <h2 class="text-4xl font-bold mb-6 text-experimenta-accent">Progress Bars</h2>

assets/css/tailwind.css

@@ -496,28 +496,52 @@
 
   /* Status Messages */
   .status-message {
-    @apply flex items-center gap-4;
+    @apply flex items-center gap-3;
+    padding: 0.75rem 1rem;
+    border-radius: 0.5rem;
+    background-color: rgba(255, 255, 255, 0.15); /* White with 15% opacity */
+    color: #ffffff; /* White text */
+    font-size: 0.875rem;
+    font-weight: 500;
   }
 
   .status-icon {
     @apply flex items-center justify-center;
-    @apply w-25 h-25 rounded-full;
+    @apply flex-shrink-0;
-    @apply text-6xl text-white;
+    width: 1.5rem;
-    @apply animate-pulse;
+    height: 1.5rem;
   }
 
-  @media (max-width: 480px) {
+  .status-success {
-    .status-icon {
+    @apply border-l-4 border-success;
-      @apply text-5xl;
-    }
   }
 
   .status-success .status-icon {
-    @apply bg-success;
+    @apply text-success;
+  }
+
+  .status-error {
+    @apply border-l-4 border-warning;
   }
 
   .status-error .status-icon {
-    @apply bg-error;
+    @apply text-warning;
+  }
+
+  .status-warning {
+    @apply border-l-4 border-warning;
+  }
+
+  .status-warning .status-icon {
+    @apply text-warning;
+  }
+
+  .status-info {
+    @apply border-l-4 border-accent;
+  }
+
+  .status-info .status-icon {
+    @apply text-accent;
   }
 
   /* Progress Bar */
@@ -606,17 +630,20 @@
     @apply outline-none ring-2 ring-accent;
   }
 
-  /* Form Error Message - High contrast for readability */
+  /* Form Error Message - High contrast with orange accent */
   .form-error {
     margin-top: 0.5rem;
     font-size: 0.875rem;
     font-weight: 500;
-    padding: 0.5rem 0.75rem;
+    padding: 0.75rem 1rem;
     border-radius: 0.5rem;
-    border: 1px solid rgba(248, 113, 113, 0.4); /* red-400 with 40% opacity */
+    border-left: 4px solid var(--color-warning); /* Orange left border for accessibility */
-    background-color: rgba(239, 68, 68, 0.2); /* red-500 with 20% opacity */
+    background-color: rgba(255, 255, 255, 0.15); /* White with 15% opacity */
-    color: #fecaca; /* red-200 for better contrast */
+    color: #ffffff; /* White text */
     transition: all 0.2s;
+    display: flex;
+    align-items: center;
+    gap: 0.75rem;
   }
 
   .form-checkbox {