.site-header {
    position: fixed;
    z-index: 10;
    width: 100%;
    box-shadow: 1px 0 0 1px var(--color-light-grey);
    transition: transform 350ms cubic-bezier(.24, .28, .63, 1);
}

.site-header.is--gone {
    transform: translateY(-3.375rem);
    box-shadow: none;
}

.site-header .container-xxl {
    max-width: 1664px;
}

.site-header .main-header {
    background-color: var(--color-primary);
}

.site-header .main-header > .container-xxl {
    --bs-gutter-x: 0;
}

.site-header .site-branding {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background-color: var(--color-primary);
    height: 4.25rem;
    transition: transform 350ms cubic-bezier(.24, .28, .63, 1);
}

.site-header.is--gone .site-branding {
    transform: translateY(3.375rem);
}

.site-header .site-branding .site-logo {
    width: 200px;
}

.site-header .tour-branding {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 2rem;
    padding: .5rem 1rem;
    background: var(--color-white);
    height: 3.375rem;
}

.site-header .tour-branding .tour {
    position: relative;
    display: flex;
}

.site-header .tour-branding .tour img {
    margin-block-start: auto;
}

.site-header .tour-branding .tour:not(:first-child) {
    padding-inline-start: 2rem;
}

.site-header .tour-branding .tour:not(:first-child)::before {
    content: "";
    height: 1.5rem;
    width: 1px;
    background-color: var(--color-dark-grey);
    position: absolute;
    inset-inline-start: 0;
    inset-block-end: 0;
    /*inset-block-start: 50%;
    transform: translateY(-50%);*/
}

@media (min-width: 576px) {
    .site-header .site-branding {
        height: 4.5rem;
    }

    .site-header .site-branding .site-logo {
        width: 270px;
    }

    .site-header .tour-branding .tour:not(:first-child)::before {
        /*height: 2.5rem;*/
        height: 1.75rem;
    }
}

@media (min-width: 992px) {
    .site-header.is--gone {
        transform: translateY(-5.5rem);
        box-shadow: 1px 0 0 1px var(--color-light-grey);
    }

    .site-header .main-header {
        padding-block: 1.5rem;
        padding-inline: 1rem;
        background-color: var(--color-primary);
        height: 5.5rem;
    }

    .site-header .site-branding {
        padding: 0;
        height: auto;
        background: none;
    }

    .site-header.is--gone .site-branding {
        transform: none;
    }

    .site-header .tour-branding {
        gap: 1rem;
        padding: 0;
        background: none;
        height: auto;
    }

    .site-header .tour-branding .tour:not(:first-child) {
        padding-inline-start: 1rem;
    }

    .site-header .tour-branding img {
        filter: brightness(0) invert(1);
    }

    .site-header .nav-header {
        background-color: var(--color-white);
        color: var(--color-primary);
        font-weight: 500;
        height: 4.5rem;
    }
}

@media (min-width: 1200px) {
    .site-header .main-header {
        padding-inline: 2rem;
    }
}

@media (min-width: 1400px) {
    .site-header .main-header {
        padding-inline: 0;
    }

    .site-header .main-header > .container-xxl {
        --bs-gutter-x: 4rem;
    }
}