Header-Navigation: Logo links, Nav-Punkte zentriert (3-Spalten-Grid), CTAs rechts (Kontakt outline + Mitglied werden), responsiv: Burger + Overlay-CTAs unter 600px

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

app/components/nav.php

@@ -24,10 +24,10 @@ $href = static function (string $slug): string {
                         <a href="<?= e($href($item['slug'])) ?>"<?= $item['slug'] === $current ? ' aria-current="page"' : '' ?>><?= e($item['label']) ?></a>
                     </li>
 <?php endforeach; ?>
-<?php if (!empty($nav['cta'])): ?>
-                    <li>
-                        <a class="btn" href="<?= e($href($nav['cta']['slug'])) ?>"><?= e($nav['cta']['label']) ?></a>
+<?php foreach ($nav['ctas'] ?? [] as $cta): ?>
+                    <li class="site-nav__cta">
+<?php component('cta', ['cta' => $cta]); ?>
                     </li>
-<?php endif; ?>
+<?php endforeach; ?>
                 </ul>
             </nav>