<!DOCTYPE html>
<html><head><meta charset="UTF-8"><title>404 Not Found</title>
<link rel="stylesheet" href="<?= APP_URL ?>/public/css/bootstrap.min.css">
</head><body class="bg-light">
<div class="d-flex align-items-center justify-content-center" style="min-height:100vh;">
  <div class="text-center">
    <h1 class="display-1 fw-bold text-primary">404</h1>
    <p class="fs-4 text-muted">Page not found.</p>
    <a href="<?= APP_URL ?>/index.php" class="btn btn-primary">Go to Dashboard</a>
  </div>
</div>
</body></html>
