<nav class="navbar">
  <div class="nav-brand">🔑 BizNode Admin</div>
  <ul class="nav-links">
    <li><a href="/admin/" <?= basename($_SERVER['PHP_SELF']) === 'index.php' ? 'class="active"' : '' ?>>Dashboard</a></li>
    <li><a href="/admin/registrations.php" <?= basename($_SERVER['PHP_SELF']) === 'registrations.php' ? 'class="active"' : '' ?>>Registrations</a></li>
    <li><a href="/admin/licenses.php" <?= basename($_SERVER['PHP_SELF']) === 'licenses.php' ? 'class="active"' : '' ?>>Licenses</a></li>
    <li><a href="/admin/activations.php" <?= basename($_SERVER['PHP_SELF']) === 'activations.php' ? 'class="active"' : '' ?>>Activations</a></li>
    <li><a href="/admin/generate_license.php" <?= basename($_SERVER['PHP_SELF']) === 'generate_license.php' ? 'class="active"' : '' ?>>Generate License</a></li>
    <li><a href="/admin/logout.php" class="nav-logout">Sign Out</a></li>
  </ul>
</nav>
