hs-navigation  {
    position: absolute;
    left: 50%; top: 50%; width: 100%; height: 100%;
    transform: translate(-50%,-50%) scale(1);
    opacity: 1;
    transition: transform var(--transition-duration), opacity var(--transition-duration);
}

main.ui-hidden:not(.hs-visible) hs-navigation  {
    opacity: 0;
}

hs-navigation .popup { 
    position: absolute;
    box-sizing: border-box;
    left: 50%; bottom: 100%; max-width: 30rem; height: auto;
    transform-origin: bottom;
    background-color: var(--color-cream);
    padding: 0.6rem;
    font-size: 0;

    transition: opacity calc(var(--transition-duration) * 2 ), transform calc(var(--transition-duration) );
    transition-delay: 0.1s;
    opacity: 0;
    transform: translate(-50%,-1rem) scale(0.5);
    pointer-events: none;

    display: flex;
    flex-direction: row;
    align-items: center;
}

hs-navigation.open .popup,
hs-navigation.active .popup{
    opacity: 1;
    transform: translate(-50%,-1rem) scale(1);
    transition-delay: 0.0s;
}

hs-navigation:hover .popup {
    opacity: 1;
    transform: translate(-50%,-1rem) scale(1);
    transition-delay: 0.0s;
}

hs-navigation .popup .title {
    box-sizing: border-box;
    /* width: 100%; */
    transform: scale(1);
    overflow: hidden;
    pointer-events: none;
    padding: 0 3rem;

    font-family: sans-serif;
    font-size: 1.4rem;
    color: #000;
    text-align: center;
    white-space: nowrap;

    /* transition: padding var(--transition-duration); */
}

hs-navigation:hover .popup .title {
    /* padding: 0 3rem; */
}

hs-navigation .popup .thumb {
    width: 0.4rem; height: 0.3rem;
        width: 12rem; height: 9rem;

    overflow: hidden;
    background-color: rgba(0,0,0,0.1);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    
    pointer-events: none;
    
    transition: width var(--transition-duration), height var(--transition-duration), opacity var(--transition-duration);
    box-shadow: 0 0 5px rgba(0,0,0,0.2) inset;
    /* opacity: 0.5; */
}

hs-navigation.open .popup .thumb,
hs-navigation:hover .popup .thumb {
    /* opacity: 1; */
    width: 12rem; height: 9rem;
}

main.hs-title-auto hs-navigation .popup .thumb {
    display: none;
}

hs-navigation .icon  {
    position: absolute;
    left: 50%; top: 50%; width: 100%; height: 100%;
    transform: translate(-50%,-50%) scale(1);
    overflow: hidden;
    background-color: rgba(0, 0, 0, 0.0);
    pointer-events: all;
    transition: transform var(--transition-duration);
    z-index: 100;
}

hs-navigation .icon svg {
    width: 100%; height: 100%;
}

hs-navigation .icon svg .border,
hs-navigation .icon svg .bg-middle,
hs-navigation .icon svg .bg-outline {
    transition: transform calc(var(--transition-duration) * 1);
    transform-origin: center;
    transform: rotate(0deg);
}

hs-navigation:hover .icon svg .border {
    transform: rotate(-45deg);
}

hs-navigation:hover .icon svg .bg-middle,
hs-navigation:hover .icon svg .bg-outline {
    transform: rotate(45deg);
}

hs-navigation[data-scene-visited] .icon svg .bg-middle {
    fill: rgba(255,255,255,0.5)
}

[data-ui="vr-app"].hs-scale-down hs-navigation {
    opacity: 0.5;
    transform: translate(-50%,-50%) scale(0.6);
    transition-delay: 0.15s;
}

@media screen and (max-width: 500px) {
    
    hs-navigation {
        transform: translate(-50%,-50%) scale(0.75);
    }

    [data-ui="vr-app"].hs-scale-down hs-navigation {
        transform: translate(-50%,-50%) scale(0.5);
        transition-delay: 0.15s;
    }
}