.navigation-sidebar-inner {
    width: 400px;
    border-right: 1px solid var(--color-border);
    min-height: 100vh;
    background-color: var(--color-white);
}

.navigation-sidebar__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px;
    font-size: 20px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    border-bottom: 1px solid var(--color-border);
}

.navigation-sidebar__header-close {
    display: flex;
    align-items: center;
}

.navigation-sidebar__content ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}

.navigation-sidebar__content ul li {
    display: flex;
    width: 100%;
}

.navigation-sidebar__content ul li a {
    width: 100%;
    padding: 20px 30px;
    list-style: none;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border);
    text-decoration: none;
    transition: background-color .1s ease;
    font-size: 16px;
}

.navigation-sidebar__content ul li:hover>a {
    background-color: var(--color-body-background);
}

.navigation-sidebar__content .nav__item-has-children a {
    position: relative;
}

.navigation-sidebar__content .nav__item-has-children>a:after {
    content: '';
    position: absolute;
    right: 30px;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background-image: url(../images/icons/chevron-right.svg);
    background-size: contain;
}

.navigation-sidebar__content .nav__sub-menu {
    display: flex;
    flex-direction: column;
    width: 400px;
    position: absolute;
    height: 100vh;
    top: 0;
    left: 100%;
    background: var(--color-white);
    z-index: -1;
    display: flex;
    transform: translateX(-100%);
    transition: transform .15s ease;
    overflow-y: auto;
}

.navigation-sidebar__content .nav__item-has-children:hover .nav__sub-menu {
    transform: translateX(0);
}

.navigation-sidebar__content .nav__item-has-children .nav__sub-menu-title>a {
    padding: 30px;
    font-size: 20px;
    font-weight: var(--font-weight-semibold);
    background-color: var(--color-primary);
    color: var(--color-white);
}

.navigation-sidebar__content .nav__item-has-children .nav__sub-menu-title {
    border-bottom: 1px solid transparent;
}