.site-header {
    width: 100%;
    margin: 5px auto 20px auto;
    padding: 30px;
    box-sizing: border-box;
    position: relative;
    z-index: 10;
}

.site-header__inner {
    margin: 0 auto;
    display: flex;
    gap: 40px;
    justify-content: space-between;
    align-items: center;
}

.site-header .site-logo {
    position: relative;
    width: 220px;
    height: 45px;
}

.site-header .site-logo a {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;   
    background: url('../images/logo-bookreport.svg') no-repeat center center;
    background-size: contain;
    text-indent: -9999px;
}

ul.main-menu {
    display: flex;
    list-style-type: none;
    margin: 0 auto;
    gap: 40px;
    align-items: center;
}

ul.main-menu li:not(.cta) a {
    font-size: 17px;
    font-weight: 600;
    text-decoration: none;
    color: var(--dark-blue);
    padding: 20px 0;
}

ul.main-menu li:not(.cta) a:hover {
    color: var(--green);
}

.site-header ul.main-menu li.cta a {
    color: var(--dark-blue) !important;
    background: var(--yellow) url('../images/icon-arrow-right.svg') no-repeat calc(100% - 20px) center;
    background-size: 30px auto;
    border-color: var(--yellow);
}

.site-header ul.main-menu li.cta a:hover {
    color: white !important;
    background: var(--dark-blue) url('../images/icon-arrow-right-white.svg') no-repeat calc(100% - 20px) center;
    background-size: 30px auto;
    border-color: var(--dark-blue);
    text-decoration: none;
}

/* Submenu */

.menu-item {
    position: relative;
}

ul.sub-menu {
    display: none;
    position: absolute;
    top: 40px;
    left: 0;
    flex-direction: column;
    list-style-type: none;
    gap: 7px;
    background: white;
    border-radius: var(--border-radius);
    padding: 15px;
    box-sizing: border-box;
    margin: 0;
    box-shadow: 0 0 30px rgba(0,0,0,0.1);
}

ul.sub-menu li a {
    white-space: nowrap;
    color: var(--dark-blue) !important;
    font-size: 15px;
}

ul.sub-menu li a:hover {
    color: var(--green) !important;
}

.menu-item-has-children:hover > .sub-menu {
    display: flex;
}

/* Variant if Hero present */

body.has-page-hero .site-header {
    left: 5px;
    position: absolute;
    z-index: 10;
}

body.has-page-hero .site-header ul.main-menu a {
    color: white;
}

body.has-page-hero .site-header .site-logo a {
    background: url('../images/logo-bookreport-inverted.svg') no-repeat center center;
    background-size: contain;
}

@media (max-width:1280px) {
    .site-header {
        padding: 15px;
        margin: 0 auto;
    }   
}

@media (max-width:1000px) {
    .site-header__inner {
        gap: 10px;
    }

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

    ul.main-menu {
        gap: 30px;
    }

    ul.main-menu li:not(.cta) a,
    .site-header ul.main-menu li.cta a {
        font-size: 16px;
    }
    .site-header ul.main-menu li.cta a {
        background-position: calc(100% - 25px) center;
    }
}

@media (max-width:880px) {
    ul.main-menu {
        display: none;
    }
}


/* Mobile Navigation: */

.nav-toggle {
    display: none;
    width: 52px;
    height: 52px;
    border: 0;
    background: transparent;
    padding: 0;
    cursor: pointer;
    position: relative;
    z-index: 30;
}

.nav-toggle span {
    display: block;
    width: 28px;
    height: 2px;
    background: var(--dark-blue);
    margin: 6px auto;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle.is-active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.nav-toggle.is-active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

body.has-page-hero .nav-toggle span {
    background: white;
}

.submenu-toggle {
    display: none;
}

@media (max-width: 880px) {
    body.mobile-nav-open {
        overflow: hidden;
    }

    body.mobile-nav-open:after {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        z-index: 1;
        width: 100%;
        height: 100%;
        background: rgb(20 24 55 / 100%);
        opacity: 0.5;
        -webkit-backdrop-filter: blur(30px);
        backdrop-filter: blur(24px);
        pointer-events: none;
    }

    .site-header {
        padding: 15px;
        margin: 0 auto;
    }
    
    body.has-page-hero .site-header {
        left: 0;
    }
    
    .site-header__inner {
        gap: 20px;
        align-items: center;
    }

    .site-header .site-logo {
        width: 180px;
        height: 38px;
        z-index: 30;
    }

    .nav-toggle {
        display: block;
        margin-left: auto;
    }

    .main-navigation {
        position: absolute;
        top: calc(100% + 10px);
        left: 15px;
        right: 15px;
        background: white;
        border-radius: var(--border-radius);
        box-shadow: 0 10px 30px rgba(0,0,0,0.12);
        padding: 18px;
        box-sizing: border-box;
        display: none;
        z-index: 20;
    }

    .main-navigation.is-open {
        display: block;
    }

    ul.main-menu {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        margin: 0;
        padding: 0;
    }

    ul.main-menu > li {
        width: 100%;
        border-bottom: 1px solid rgba(37, 41, 68, 0.08);
    }

    ul.main-menu > li:last-child {
        border-bottom: 0;
    }

    ul.main-menu li {
        position: relative;
    }

    ul.main-menu li:not(.cta) > a {
        display: block;
        font-size: 18px;
        line-height: 1.3;
        padding: 16px 0;
        color: var(--dark-blue) !important;
    }

    .site-header ul.main-menu li.cta {
        margin-top: 16px;
        border-bottom: 0;
    }

    .site-header ul.main-menu li.cta a {
        display: block;
        width: 100%;
        padding: 16px 60px 16px 20px;
        box-sizing: border-box;
    }

    .menu-item-has-children {
        position: relative;
    }

    .menu-item-has-children > a {
        padding-right: 42px !important;
    }

    .submenu-toggle {
        display: block;
        position: absolute;
        top: 8px;
        right: 0;
        width: 100%;
        height: 36px;
        border: 0;
        background: transparent;
        cursor: pointer;
        z-index: 2;
    }

    .submenu-toggle::before,
    .submenu-toggle::after {
        content: "";
        position: absolute;
        top: 17px;
        right: 9px;
        width: 18px;
        height: 2px;
        background: var(--dark-blue);
        transition: transform 0.2s ease, opacity 0.2s ease;
    }

    .submenu-toggle::after {
        transform: rotate(90deg);
    }

    .submenu-toggle.is-open::after {
        opacity: 0;
    }

    .menu-item-has-children:hover > .sub-menu {
        display: none !important;
    }

    .menu-item-has-children > .sub-menu {
        display: none !important;
        position: static;
        box-shadow: none;
        background: transparent;
        border-radius: 0;
        padding: 0 0 10px 0;
        gap: 0;
        margin: 0;
    }

    .menu-item-has-children.submenu-open > .sub-menu {
        display: flex !important;
        flex-direction: column;
    }

    ul.sub-menu li {
        border-bottom: 0;
    }

    ul.sub-menu li a {
        display: block;
        font-size: 15px;
        line-height: 1.35;
        padding: 10px 0 10px 18px;
        white-space: normal;
        color: var(--dark-blue) !important;
    }

    body.has-page-hero .main-navigation {
        background: white;
    }
}