.chapter-navigation {
    display: flex;
    flex-direction: column;
    width: 100%;
}

.chapter-navigation a {
    text-decoration: none;
}

.chapter-navigation__item {
    display: flex;
    align-items: center;
    font-size: 16px;
    line-height: 1.175;
    letter-spacing: 0.01em;
    padding: 13px 13px 13px 0;
    
    color: var(--blue100);
}

.chapter-navigation__item--active {
    background-color: var(--blue5);
}

.chapter-navigation__item:hover .chapter-navigation__prefix span {
    background-color: var(--blue100);
}

.chapter-navigation__prefix {
    flex: 0 0 34px;
    width: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chapter-navigation__prefix span {
    background-color: var(--blue10);
    display: block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.chapter-navigation__prefix svg {
    width: 13px;
    transform: scaleX(-1);
}

.sidebar-navigation__mobile-bottom {
    padding: 0 20px;
    margin-top: 60px;
    padding-bottom: 20px;
}

.sidebar-navigation__mobile-bottom a  {
    width: 100%;
    text-align: center;
}

@media(min-width: 992px) {
    .chapter-navigation {
        width: auto;
    }
    .sidebar-navigation__mobile-bottom {
        display: none;
    }
    .chapter-navigation__item--active {
        border-radius: 9px;
    }
}

@media(max-width: 991px) {
    .chapter-navigation__item {
        padding: 20px 22px;
    }
    .chapter-navigation__prefix {
        display: none;
    }
}