tinker_tickets/views/error_404.php

<?php
require_once __DIR__ . '/../middleware/SecurityHeadersMiddleware.php';
require_once __DIR__ . '/../middleware/CsrfMiddleware.php';
$nonce      = SecurityHeadersMiddleware::getNonce();
$pageTitle  = '404 Not Found';
$activeNav  = '';
$pageStyles = [];
include __DIR__ . '/../views/layout_header.php';
?>
<div class="lt-frame" style="max-width:32rem;margin:4rem auto">
  <span class="lt-frame-bl">╚</span><span class="lt-frame-br">╝</span>
  <div class="lt-section-header lt-text-amber">[ 404 ] NOT FOUND</div>
  <div class="lt-section-body lt-text-center">
    <p class="lt-text-muted lt-mb-md">The page you requested does not exist.</p>
    <a href="/" class="lt-btn lt-btn-primary">&larr; Dashboard</a>
  </div>
</div>
<?php include __DIR__ . '/../views/layout_footer.php'; ?>