/* Navigation menu */
nav {
    position: fixed;
    top: 0;
    z-index: 2;
    width: 100%;
    height: var(--lay-nvh);
    min-height: var(--lay-nvh);
    background-color: var(--col-drk);
    border-bottom-width: 1pt;
    border-bottom-style: solid;
    border-image: linear-gradient(to right, var(--col-mna), var(--col-mnb)) 1;
    text-align: right;
    color: var(--col-brt);
    transition: height var(--tsn-dur) var(--tsn-eas);
}

ul#topmenu {
    display: block;
    position: absolute;
    right: 0;
    bottom: 50%;
    transform: translate(0, 50%);
    margin: 0 calc(var(--lay-nvh) * 0.15) 0 0;
}

ul#topmenu li {
    display: inline-block;
    text-align: center;
    margin: 0 5pt 0 5pt;
}

a.language::before {
    display: inline-block;
    width: calc(var(--fnt-siz) * 0.75);
    margin-right: calc(var(--fnt-siz) * 0.25);
    content:url('/common/images/ui/language-globe.svg');
}

/* Logo & title */
#navlogo, #navtitle {
    position: absolute;
    transition: top var(--tsn-dur) var(--tsn-eas), left var(--tsn-dur) var(--tsn-eas), transform var(--tsn-dur) var(--tsn-eas);
}

#navlogo {
    left: calc(var(--lay-nvh) * 0.225);
    top: calc(var(--lay-nvh) * 0.225);
    height: calc(var(--lay-nvh) * 0.575);
}

#navtitle {
    left: calc((var(--lay-nvh) * 0.225) + (var(--lay-nvh) * 0.85));
    top: calc(var(--lay-nvh) * 0.25);
}

#navmask {
    transition: height var(--tsn-dur) var(--tsn-eas);
}

ul#topmenu a {
    padding: 0 var(--fnt-siz) 0 var(--fnt-siz);
}

.smallButton {
    padding: 0 !important;
}

/* Burger */
#burger {
    display: none;
}

@media only screen and (max-width: 800px) {
    nav {
        height: auto;
        min-height: var(--lay-nvh);
        overflow: hidden;
    }

    nav.active {
        height: auto;
        min-height: var(--lay-nvh);
    }

    .collapsMenuWrapp {
        max-height: calc(100vh - (var(--lay-nvh) * 3.5));
        padding: 0 0 0 0;
        overflow-x: hidden;
        overflow-y: scroll;
        opacity: 0;
        transition: all var(--tsn-dur) var(--tsn-eas);
    }

    nav.active .collapsMenuWrapp {
        padding: calc(var(--lay-nvh) * 2.5) 0 calc(var(--lay-nvh) * 1) 0;
        opacity: 1;
    }

    /* Top menu */
    ul#topmenu {
        display: block;
        position: relative;
        right: 0;
        bottom: 0;
        transform: none;
        padding: 0 0 0 0;
        margin: 0 0 0 0;
        transition: all var(--tsn-dur) var(--tsn-eas);
    }

    ul#topmenu li {
        display: block;
        height: 0em;
        margin: -1em 0 0 0;
        transition: all var(--tsn-dur) var(--tsn-eas);
    }

    nav.active ul#topmenu li {
        height: 1.325em;
        margin: calc(var(--lay-nvh) * 0.4825) 0 calc(var(--lay-nvh) * 0.4825) 0;
    }

    /* Logo & title */
    #navlogo {
        left:50%;
        transform: translate(-50%, 0%);
    }

    #navtitle {
        left: calc(var(--lay-nvh) * 0.225);
    }

    nav.active #navlogo, nav.active #navtitle {
        opacity: 1;
    }

    nav.active #navlogo {
        top: calc(var(--lay-nvh) * 1.6);
    }

    nav.active #navtitle {
        left:50%;
        transform: translate(-50%, 0%);
    }

    /* Mask */
    #navmask {
        display: block;
        position: fixed;
        top: 0;
        width: 100%;
        height: calc(var(--lay-nvh) * 0.9);
        background-color: var(--col-drk);
    }
    
    nav.active #navmask {
        height: calc(var(--lay-nvh) * 2.2);
    }

    /* Burger */
    #burger {
        display: block;
        position: absolute;
        right: 0;
        top: 0;
        width: var(--lay-nvh);
        height: var(--lay-nvh);
        cursor: pointer;
    }
    
    #burger span {
        display: block;
        position: absolute;
        left: 50%;
        transform-origin: center left;
        transform: translate(-50%, -50%) rotate(0deg);
        transition: all var(--tsn-dur) var(--tsn-eas);
        width: calc(100% / 7 * 5);
        height: calc(100% / 27);
        background-color: var(--col-brt);
        background-image: linear-gradient(to right, var(--col-mna) , var(--col-mnb));
        border-radius: 1pt;
    }
    
    #burger span:nth-of-type(1) {
        top: 25%;
    }
    
    #burger span:nth-of-type(2) {
        top: 50%;
    }
    
    #burger span:nth-of-type(3) {
        top: 75%;
    }
    
    nav.active #burger span:nth-of-type(1) {
        transform: translate(-50%, -50%) rotate(45deg);
    }
    
    nav.active #burger span:nth-of-type(2) {
        opacity: 0;
    }
    
    nav.active #burger span:nth-of-type(3) {
        transform: translate(-50%, -50%) rotate(-45deg);
    }
}