prepare('SELECT * FROM site_pages WHERE slug = ? AND is_active = 1'); $stmt->execute([$slug]); $page = $stmt->fetch(); if (!$page) { http_response_code(404); $pageTitle = 'Seite nicht gefunden'; require __DIR__ . '/includes/header_customer.php'; echo '
Die angeforderte Seite existiert nicht.
'; require __DIR__ . '/includes/footer_customer.php'; exit; } $pageTitle = $page['title']; require __DIR__ . '/includes/header_customer.php'; ?>