[quark] mobile menu as the modular page menu

<ul {{ tree ? 'class="tree"' : '' }}>
    {% if show_onpage_menu %}
        {% script at 'bottom' %}
            $('.overlay-menu a').click(function () {
                $('#toggle').toggleClass('active');
                $('#overlay').toggleClass('open');
                $('body').toggleClass('mobile-nav-open');
            });
        {% endscript %}
        {% for module in page.collection() if module.header.visible is not same as(false) %}
            {% set current_module = (module.active or module.activeChild) ? 'active' : '' %}
            <li><a class="{{ current_module }}" href="#{{ module.menu|hyphenize }}">{{ module.menu }}</a></li>
        {% endfor %}
        {% for mitem in site.menu %}
            <li>
                <a {% if mitem.class %}class="{{ mitem.class }}"{% endif %} href="{{ mitem.url }}">
                    {% if mitem.icon %}<i class="fa fa-{{ mitem.icon }}"></i>{% endif %}
                    {{ mitem.text }}
                </a>
            </li>
        {% endfor %}
    {% else %}
        {% import 'macros/macros.html.twig' as macros %}
        {{ macros.nav_loop(pages) }}
    {% endif %}
</ul>