#tl_navigation {
    flex-grow: 1;
}

#tl_navigation .menu_level_0 {
    padding-top: 20px;
}

#tl_navigation .menu_level_0 > li:not(:first-of-type) {
    margin: 25px 0;
}

#tl_navigation .menu_level_0 a[class^="group-"] {
    display: block;
    margin: 0 15px;
    padding: 3px 3px 3px 22px;
    color: var(--nav-group);
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 500;
}

@media (resolution >= 2dppx) {
    #tl_navigation .menu_level_0 a[class^="group-"] {
        font-weight: 400;
    }
}

#tl_navigation .group-favorites {
    background: var(--icon-favorites-group) 3px 2px no-repeat;
}

#tl_navigation .group-content {
    background: var(--icon-content) 3px 2px no-repeat;
}

#tl_navigation .group-design {
    background: var(--icon-monitor) 3px 2px no-repeat;
}

#tl_navigation .group-accounts {
    background: var(--icon-person) 3px 2px no-repeat;
}

#tl_navigation .group-system {
    background: var(--icon-wrench) 3px 2px no-repeat;
}

#tl_navigation .menu_level_1 {
    padding-top: 5px;
}

#tl_navigation [class^="menu_level_"] a {
    display: block;
    margin-left: 15px;
    padding: 6px 9px 6px 22px;
    font-weight: 400;
    transition: color 0.2s ease;
    position: relative;
}

@media (resolution >= 2dppx) {
    #tl_navigation [class^="menu_level_"] a {
        font-weight: 300;
    }
}

#tl_navigation [class^="menu_level_"] > li.current > a {
    background-color: var(--nav-current);

    &::before {
        content: "";
        display: block;
        width: 3px;
        height: 20px;
        position: absolute;
        top: calc(50% - 10px);
        left: -6px;
        background: var(--contao);
        border-radius: 2px;
    }
}

#tl_navigation .menu_level_2 a {
    padding-left: 34px;

    &::before {
        height: 18px !important;
        top: calc(50% - 9px) !important;
    }
}

#tl_navigation .menu_level_3 a {
    padding-left: 46px;
}

#tl_navigation .menu_level_4 a {
    padding-left: 58px;
}

#tl_navigation .menu_level_5 a {
    padding-left: 70px;
}

#tl_navigation .menu_level_2 a {
    font-size: 0.75rem;
}

#tl_navigation .menu_level_1 li.has-children:not(.first) {
    padding-top: 5px;
}

#tl_navigation .menu_level_1 li.has-children:not(.last) {
    padding-bottom: 5px;
}

#tl_navigation .menu_level_1 a:hover,
#tl_navigation .menu_level_1 li.current > a {
    color: var(--text);
    background-color: var(--nav-current);
    border-radius: var(--border-radius);
}

#tl_navigation .collapsed .menu_level_1 {
    display: none;
}