header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: auto;
    z-index: 10;
    padding: calc(20 * var(--size)) calc(50 * var(--size));
    display: flex;
    justify-content: space-between;
    align-items: center;
    -webkit-transition: background-color 0.4s ease;
    transition: background-color 0.4s ease;
}

body.scrolled header,
body.page-template-book header {
    background: var(--black);
}

body.menu-opened header {
    background-color: var(--white);
}

header .header-navigation {
    font-size: var(--font-size-nav);
    line-height: var(--line-height-nav);
    letter-spacing: var(--letter-spacing-nav);
    font-weight: bold;
    text-transform: uppercase;
    display: flex;
    gap: 32px;
    align-items: center;
}

header .header-navigation a {
    color: var(--white);
}

header .header-navigation a.booking-btn {
    padding: 12px 24px;
    border: 1px solid var(--white);
}

header .header-navigation a.booking-btn:hover {
    background-color: var(--white);
    color: var(--red);
}

header #hamburger {
    display: none;
}

#menu {
    display: none;
}

.lang ul {
    display: flex;
    list-style: none;
    align-items: center;
    gap: calc(8 * var(--size));
}

.lang ul li a {
    opacity: 0.5;
}

.lang ul li.wpml-ls-current-language a,
.lang ul li a:hover {
    opacity: 1;
}

/* RESPONSIVE */
@media only screen and (max-width: 740px) {
    header {
        padding: calc(20 * var(--size)) var(--gap);
    }

    header .logo svg {
        width: calc(150 * var(--size));
        height: auto;
        display: block;
    }

    header .logo svg path {
        -webkit-transition: fill 0.4s ease;
        transition: fill 0.4s ease;
    }

    body.menu-opened header .logo svg path {
        fill: var(--black);
    }

    header .header-navigation {
        gap: 24px;
    }

    header .gift-btn {
        display: none;
    }

    header .header-navigation a.booking-btn {
        padding: 10px 12px;
    }

    body.menu-opened header .header-navigation a.booking-btn {
        opacity: 0;
        pointer-events: none;
    }

    header #hamburger {
        display: block;
        width: 30px;
        height: 30px;
        border: 0;
        background: transparent;
        position: relative;
        pointer-events: visible;
        padding: 0;
    }

    header #hamburger span {
        background: var(--white);
        border-radius: 1px;
        width: 30px;
        height: 2px;
        display: block;
        position: absolute;
        top: 50%;
        left: 50%;
        -webkit-transition: all 0.4s ease;
        transition: all 0.4s ease;
        pointer-events: none;
    }

    header #hamburger:hover span {
        background: var(--white);
    }

    header #hamburger span:nth-child(1) {
        -webkit-transform: translate3d(-50%, calc(-50% - 6px), 0);
        transform: translate3d(-50%, calc(-50% - 6px), 0);
    }

    header #hamburger span:nth-child(2) {
        -webkit-transform: translate3d(-50%, -50%, 0);
        transform: translate3d(-50%, -50%, 0);
    }

    header #hamburger span:nth-child(3) {
        -webkit-transform: translate3d(-50%, calc(-50% + 6px), 0);
        transform: translate3d(-50%, calc(-50% + 6px), 0);
    }

    body.menu-opened #hamburger:hover span {
        background-color: var(--black);
    }

    body.menu-opened #hamburger span:nth-child(1) {
        -webkit-transform: translate3d(-50%, -50%, 0) rotate(45deg);
        transform: translate3d(-50%, -50%, 0) rotate(45deg);
        width: 25px;
    }

    body.menu-opened #hamburger span:nth-child(2) {
        opacity: 0;
        -webkit-transform: translate3d(0%, -50%, 0);
        transform: translate3d(0%, -50%, 0);
    }

    body.menu-opened #hamburger span:nth-child(3) {
        -webkit-transform: translate3d(-50%, -50%, 0) rotate(-45deg);
        transform: translate3d(-50%, -50%, 0) rotate(-45deg);
        width: 25px;
    }

    #menu {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: 9;
        background: var(--white);
        -webkit-transition: opacity 0.4s ease;
        transition: opacity 0.4s ease;
        opacity: 0;
        pointer-events: none;
        padding: calc(100 * var(--size)) var(--gap);
    }

    body.menu-opened #menu {
        opacity: 1;
        pointer-events: visible;
    }

    #menu .inner {
        width: 100%;
        height: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        text-align: center;
        gap: calc(64 * var(--size));
    }

    #menu .inner > * {
        display: flex;
        flex-direction: column;
    }

    #menu .inner .nav {
        text-transform: uppercase;
        gap: calc(24 * var(--size));
    }

    #menu .inner .menu-info {
        gap: calc(32 * var(--size));
    }

    .lang {
        position: absolute;
        bottom: calc(64 * var(--size));
    }

    header .lang {
        display: none;
    }

    .lang ul {
        gap: calc(24 * var(--size));
        font-weight: bold;
    }
}