.site-header {
    background-color: #fff;
    box-shadow: 0 1px 4px rgba(0, 0, 0, .1);
    left: 0;
    position: fixed;
    right: 0;
    top: 0;
    z-index: 100;
}

.site-header__inner {
    align-items: center;
    display: flex;
    height: 5rem;
    justify-content: space-between;
    margin: 0 auto;
    max-width: var(--content-max-width);
    padding: 0 2rem;
}

.site-header__logo {
    cursor: pointer;
}

.site-header__logo img {
    display: block;
    height: 3.4rem;
    width: auto;
}

.site-nav__list {
    display: flex;
    gap: 2rem;
    position: relative;
}

.site-nav__indicator {
    background-color: var(--color-primary);
    bottom: 0;
    height: 3px;
    left: 0;
    opacity: 0;
    position: absolute;
    transition: left .3s ease-in-out, opacity .3s ease-in-out, width .3s ease-in-out;
    width: 0;
}

.site-nav__indicator.is-visible {
    opacity: 1;
}

.site-nav__list a {
    align-items: center;
    color: #555;
    cursor: pointer;
    display: inline-flex;
    font-size: .9rem;
    font-weight: 600;
    gap: .4rem;
    height: 5rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.site-nav__list a svg {
    height: 1.4rem;
    width: 1.4rem;
}

.site-nav__list a.is-active,
.site-nav__list a.is-active:hover {
    color: var(--color-primary);
}

.site-nav__list a:hover {
    color: #333;
}

.site-nav__external {
    display: none;
}

.site-nav__external a {
    align-items: center;
    color: #555;
    cursor: pointer;
    display: flex;
    font-size: .9rem;
    font-weight: 600;
    gap: .4rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.site-nav__external a svg {
    flex-shrink: 0;
    height: 1.4rem;
    width: 1.4rem;
}

.site-nav__external a:hover {
    color: inherit;
}

.site-header__toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

.site-header__toggle span {
    background-color: #333;
    border-radius: 2px;
    display: block;
    height: 2px;
    transition: opacity .3s ease-in-out, transform .3s ease-in-out;
    width: 24px;
}

.site-header__toggle.is-active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.site-header__toggle.is-active span:nth-child(2) {
    opacity: 0;
}

.site-header__toggle.is-active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.site-overlay {
    background-color: rgba(0, 0, 0, .7);
    bottom: 0;
    left: 0;
    opacity: 0;
    pointer-events: none;
    position: fixed;
    right: 0;
    top: 5rem;
    transition: opacity .3s ease-in-out;
    z-index: 99;
}

.site-overlay.is-visible {
    opacity: 1;
    pointer-events: auto;
}

@media (max-width: 1199.98px) {
    .site-header__toggle {
        display: flex;
    }

    .site-nav {
        background-color: #fff;
        box-shadow: 0 1px 4px rgba(0, 0, 0, .1);
        display: none;
        left: 0;
        max-height: calc(90vh - 5rem);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        position: absolute;
        right: 0;
        top: 5rem;
    }

    .site-nav.is-open {
        display: block;
    }

    .site-nav__indicator {
        display: none;
    }

    .site-nav__list {
        flex-direction: column;
        gap: 0;
        padding: 0;
    }

    .site-nav__list li {
        border-bottom: 1px solid #eee;
    }

    .site-nav__list a {
        display: flex;
        height: auto;
        padding: .9rem 2rem;
    }

    .site-nav__list a.is-active {
        background-color: #f0f4fa;
    }

    .site-nav__external {
        background-color: #f0f0f3;
        display: flex;
        flex-wrap: wrap;
        gap: .5rem;
        padding: 1rem 2rem 1.2rem;
    }

    .site-nav__external a {
        background-color: #fff;
        border-radius: 2rem;
        box-shadow: 0 1px 3px rgba(0, 0, 0, .06);
        color: #666;
        font-size: .75rem;
        font-weight: 600;
        letter-spacing: 0.02em;
        padding: .45rem .9rem;
        transition: background-color .2s ease-in-out, box-shadow .2s ease-in-out;
    }

    .site-nav__external a:hover {
        background-color: #fff;
        box-shadow: 0 2px 6px rgba(0, 0, 0, .1);
        color: #333;
    }

    .site-nav__external a svg {
        height: 1rem;
        width: 1rem;
    }
}