/* ================================== */
/*             Navigation             */
/* ================================== */

nav {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    color: var(--color);
    background-color: var(--bg);
    height: var(--nav-hei);
    background-color: var(--nav-bg);
    border-bottom: var(--nav-border);
}

nav button {
    width: var(--button-size);
    height: var(--button-size);
}

nav button.hide,
nav button.close {
    display: none;
}

nav button {
    cursor: pointer;
}

/* ================================== */
/*                Menu                */
/* ================================== */

nav .menu_box {
    display: none;
    position: absolute;
    left: 0;
    top: 0;
    height: calc(var(--nav-hei) * 1.0);
    padding: calc(var(--nav-hei) * 0.25);

}

nav .menu_box button {
    height: 100%;
    height: calc(var(--nav-hei) * 0.5);
    border: none;
    background-color: transparent;
}

nav .menu_box ul {
    display: block;
    height: calc(var(--nav-hei) * 0.5);
    float: left;
}

nav .menu_box ul.buttons {
    /* display: none; */
    margin-right: 15px;
}

nav .menu_box ul.buttons button {
    font-size: inherit;
}
nav .menu_box ul.buttons button span {
    font-size: 2.2em;
}

nav .menu_box ul li {
    display: inline-block;
}

nav .menu_box ul.mobile {
    display: none;;
}

/* ================================== */
/*               Items                */
/* ================================== */

nav .items_box {
    position: absolute;
    left: 0;
    bottom: -1px;
    padding-right: 20px;
    padding-top: 5px;
    overflow: hidden;
}

nav .items_box li {
    position: relative;
    display: block;
    margin-left: 0;
    padding: var(--padding);
    margin: 0 10px;
    min-width: 150px;
    font-weight: normal;

    color: var(--bg);
    background-color: var(--nav-inactive-bg);
    border-radius: var(--radius) var(--radius) 0 0 ;
    border-left: var(--nav-border);
    border-right: var(--nav-border);
    border-top: var(--nav-border);
    
    float: left;
    cursor: pointer;
    transition: var(--transition);
    top: -1px;

    /* transform: skew(var(--nav-skew)); */
    /* box-shadow: 0 0 5px rgba(0,0,0,0.5); */
}

nav .items_box li:nth-of-type(2n+1) {
    background-color: var(--nav-inactive-bg-2);
}

nav .items_box li .skew {
    position: absolute;
    top: 0;
    display: block;
    width: 20px;
    height: 100%;
    background-color: inherit;
}

nav .items_box li .skew_right {
    right: -10px;
    border-radius: 0 var(--nav-radius) 0 0 ;
    transform: skew(var(--nav-skew));
    border-right: var(--nav-border);
}

nav .items_box li .skew_left {
    left: -10px;
    border-radius: var(--nav-radius) 0 0 0 ;
    transform: skew(calc(var(--nav-skew) * -1));
    border-left: var(--nav-border);
}

nav .items_box li .link_box {
    display: block;
    /* transform: skew(calc(var(--nav-skew) * -1)); */
}

nav .items_box li.active {
    font-weight: bold;
    color: var(--color);
    background-color: var(--bg);
    z-index: 1;
    top: 5px;
}

nav .items_box li a {
    color: inherit;
    text-decoration: none;
    font-weight: inherit;
    cursor: inherit;
}

nav .menu_box ul.languages li,
nav .items_box li a {
    /* opacity: var(--opacity); */
    transition: var(--transition);
}

nav .menu_box ul.languages li:hover,
nav .items_box li a:hover {
    opacity: 1.0;
}

nav .menu_box ul.languages li.current,
nav .items_box li a.active {
    opacity: 1.0;
    cursor: default;
}

/* ================================== */
/*                Logo                */
/* ================================== */

nav .logo {
    position: absolute;
    right: 0;
    top: 0;
    padding: calc(var(--nav-hei) * 0.25);
    margin-right: 5px;
}

nav .logo img {
    height: calc(var(--nav-hei) * 0.5);
}