@charset "UTF-8";
.chapternav {
    background: rgba(242, 242, 242, 0.7);
    overflow: hidden;
    padding: 0;
    padding-top: 12px;
    padding-bottom: 12px;
    position: relative;
    text-align: center;
    width: 100%;
    height: 86px;
    z-index: 9987;
}

@supports (backdrop-filter: initial) {
    .chapternav {
        backdrop-filter: saturate(180%) blur(20px);
        background: rgba(242, 242, 242, 0.9);
    }
}

.ac-nav-overlap .chapternav, .chapternav-overlap .chapternav {
    position: absolute;
    top: 0;
    left: 0;
}

.ac-nav-overlap .chapternav {
    margin-top: 44px;
}

@media only screen and (max-width: 767px) {
    .ac-nav-overlap .chapternav {
        margin-top: 48px;
    }
}

.theme-dark .chapternav, .chapternav.theme-dark {
    background: rgba(51, 51, 51, 0.9);
}

@supports (backdrop-filter: initial) {
    .theme-dark .chapternav, .chapternav.theme-dark {
        background: rgba(51, 51, 51, 0.9);
    }
}

.chapternav-wrapper {
    position: relative;
    height: 100%;
    z-index: 1;
}

.chapternav-items {
    list-style: none;
    margin: 0 34px;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 50px;
    white-space: nowrap;
}

@media only screen and (orientation: landscape) {
    .chapternav-items {
        padding-bottom: 49px;
    }
}

html.touch .chapternav-items {
    margin: 0;
    padding-left: 34px;
    padding-right: 34px;
}

.chapternav-item {
    display: inline-block;
    vertical-align: top;
    margin: 0 -0.11765em;
    padding: 0 18px;
}

.chapternav-item:first-child {
    margin-left: 0;
    padding-left: 0;
}

.chapternav-item:last-child {
    margin-right: 0;
    padding-right: 0;
}

.chapternav-icon {
    background: center bottom no-repeat;
    display: block;
    margin: 0 auto 6px;
    height: 54px;
}

.chapternav-label {
    font-size: 11px;
    line-height: 1.09091;
    font-weight: 400;
    letter-spacing: 0.005em;
    font-family: "SF Pro Text", "SF Pro Icons", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
    display: block;
    margin: 0;
}

.chapternav-label:lang(ar) {
    font-family: "SF Pro AR", "SF Pro Gulf", "SF Pro Text", "SF Pro Icons", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-label:lang(ja) {
    font-family: "SF Pro JP", "SF Pro Text", "SF Pro Icons", "Hiragino Kaku Gothic Pro", "ヒラギノ角ゴ Pro W3", "メイリオ", "Meiryo", "ＭＳ Ｐゴシック", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-label:lang(ko) {
    font-family: "SF Pro KR", "SF Pro Text", "SF Pro Icons", "Apple Gothic", "HY Gulim", "MalgunGothic", "HY Dotum", "Lexi Gulim", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-label:lang(th) {
    font-family: "SF Pro TH", "SF Pro Text", "SF Pro Icons", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-label:lang(zh-CN) {
    font-family: "SF Pro SC", "SF Pro Text", "SF Pro Icons", "PingFang SC", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-label:lang(zh-HK) {
    font-family: "SF Pro HK", "SF Pro Text", "SF Pro Icons", "PingFang HK", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-label:lang(zh-MO) {
    font-family: "SF Pro TC", "SF Pro Text", "SF Pro Icons", "PingFang TC", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-label:lang(zh-TW) {
    font-family: "SF Pro TC", "SF Pro Text", "SF Pro Icons", "PingFang TC", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-new {
    font-size: 9px;
    line-height: 1.22226;
    font-weight: 400;
    letter-spacing: 0.017em;
    font-family: "SF Pro Text", "SF Pro Icons", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
    color: #e85d00;
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
}

.chapternav-new:lang(ar) {
    font-family: "SF Pro AR", "SF Pro Gulf", "SF Pro Text", "SF Pro Icons", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-new:lang(ja) {
    font-family: "SF Pro JP", "SF Pro Text", "SF Pro Icons", "Hiragino Kaku Gothic Pro", "ヒラギノ角ゴ Pro W3", "メイリオ", "Meiryo", "ＭＳ Ｐゴシック", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-new:lang(ko) {
    font-family: "SF Pro KR", "SF Pro Text", "SF Pro Icons", "Apple Gothic", "HY Gulim", "MalgunGothic", "HY Dotum", "Lexi Gulim", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-new:lang(th) {
    font-family: "SF Pro TH", "SF Pro Text", "SF Pro Icons", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-new:lang(zh-CN) {
    font-family: "SF Pro SC", "SF Pro Text", "SF Pro Icons", "PingFang SC", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-new:lang(zh-HK) {
    font-family: "SF Pro HK", "SF Pro Text", "SF Pro Icons", "PingFang HK", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-new:lang(zh-MO) {
    font-family: "SF Pro TC", "SF Pro Text", "SF Pro Icons", "PingFang TC", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-new:lang(zh-TW) {
    font-family: "SF Pro TC", "SF Pro Text", "SF Pro Icons", "PingFang TC", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.theme-dark .chapternav-new {
    color: #f46c0e;
}

.chapternav-link {
    color: #333333;
    display: block;
    margin-top: 3px;
    padding: 0;
    position: relative;
    z-index: 1;
}

.chapternav-link:hover {
    color: #0070c9;
    text-decoration: none;
}

.chapternav-link:focus {
    outline-offset: 0;
}

.chapternav-link.current {
    color: #333333;
    cursor: default;
    opacity: 0.6;
}

.theme-dark .chapternav-link {
    color: white;
}

.theme-dark .chapternav-link:hover {
    color: #66bbff;
}

.theme-dark .chapternav-link.current {
    color: white;
}

@-webkit-keyframes chapternav-slidein {
    0% {
        opacity: 0;
    }

    1% {
        -webkit-transform: translateX(160px);
        transform: translateX(160px);
    }

    100% {
        opacity: 1;
        -webkit-transform: translateX(0);
        transform: translateX(0);
    }
}

@keyframes chapternav-slidein {
    0% {
        opacity: 0;
    }

    1% {
        -webkit-transform: translateX(160px);
        transform: translateX(160px);
    }

    100% {
        opacity: 1;
        -webkit-transform: translateX(0);
        transform: translateX(0);
    }
}

.chapternav-item {
    -webkit-animation: chapternav-slidein 350ms backwards;
    animation: chapternav-slidein 350ms backwards;
}

html.touch .chapternav-paddles {
    display: none;
}

.chapternav-paddle {
    font-size: 20px;
    line-height: 1.5;
    font-weight: 300;
    letter-spacing: 0em;
    font-family: "SF Pro Display", "SF Pro Icons", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
    border: 0 solid rgba(51, 51, 51, 0.2);
    color: black;
    opacity: 1;
    position: absolute;
    top: 0;
    bottom: 0;
    text-align: center;
    width: 33px;
    transition: opacity 150ms ease-out;
}

.chapternav-paddle:lang(ar) {
    font-family: "SF Pro AR", "SF Pro Gulf", "SF Pro Display", "SF Pro Icons", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-paddle:lang(ja) {
    font-family: "SF Pro JP", "SF Pro Display", "SF Pro Icons", "Hiragino Kaku Gothic Pro", "ヒラギノ角ゴ Pro W3", "メイリオ", "Meiryo", "ＭＳ Ｐゴシック", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-paddle:lang(ko) {
    font-family: "SF Pro KR", "SF Pro Display", "SF Pro Icons", "Apple Gothic", "HY Gulim", "MalgunGothic", "HY Dotum", "Lexi Gulim", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-paddle:lang(th) {
    font-family: "SF Pro TH", "SF Pro Display", "SF Pro Icons", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-paddle:lang(zh-CN) {
    font-family: "SF Pro SC", "SF Pro Display", "SF Pro Icons", "PingFang SC", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-paddle:lang(zh-HK) {
    font-family: "SF Pro HK", "SF Pro Display", "SF Pro Icons", "PingFang HK", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-paddle:lang(zh-MO) {
    font-family: "SF Pro TC", "SF Pro Display", "SF Pro Icons", "PingFang TC", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-paddle:lang(zh-TW) {
    font-family: "SF Pro TC", "SF Pro Display", "SF Pro Icons", "PingFang TC", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
}

.chapternav-paddle:after {
    opacity: 0.8;
    transition: opacity 200ms linear;
}

.chapternav-paddle:disabled {
    opacity: 0;
}

.chapternav-paddle:hover:after {
    opacity: 1;
}

.chapternav-paddle:focus {
    outline: none;
}

.chapternav-paddle:focus:after {
    outline: 3px solid #c1e0fe;
    outline: 3px solid rgba(131, 192, 253, 0.5);
    outline-offset: 4px;
    opacity: 1;
}

.chapternav-paddle:focus:after[data-focus-method="mouse"]:not(input):not(textarea):not(select), .chapternav-paddle:focus:after[data-focus-method="touch"]:not(input):not(textarea):not(select) {
    outline: none;
}

.chapternav-paddle:active {
    outline: none;
}

.chapternav-paddle:active:after {
    outline: none;
    opacity: 1;
}

.theme-dark .chapternav-paddle {
    border-color: rgba(255, 255, 255, 0.2);
    color: white;
}

.chapternav-paddle-left {
    border-right-width: 1px;
    left: 0;
}

.chapternav-paddle-left:before, .chapternav-paddle-left:after {
    font-family: "SF Pro Icons";
    color: inherit;
    display: inline-block;
    font-style: normal;
    font-weight: inherit;
    font-size: inherit;
    line-height: 1;
    text-decoration: underline;
    position: relative;
    z-index: 1;
    alt: '';
}

.chapternav-paddle-left:before, .chapternav-paddle-left:after {
    text-decoration: none;
}

.chapternav-paddle-left:before {
    display: none;
}

.chapternav-paddle-left:before, .chapternav-paddle-left:after {
    content: "";
}

.chapternav-paddle-left:after {
    margin-left: 8px;
}

.chapternav-paddle-right {
    border-left-width: 1px;
    right: 0;
}

.chapternav-paddle-right:before, .chapternav-paddle-right:after {
    font-family: "SF Pro Icons";
    color: inherit;
    display: inline-block;
    font-style: normal;
    font-weight: inherit;
    font-size: inherit;
    line-height: 1;
    text-decoration: underline;
    position: relative;
    z-index: 1;
    alt: '';
}

.chapternav-paddle-right:before, .chapternav-paddle-right:after {
    text-decoration: none;
}

.chapternav-paddle-right:before {
    display: none;
}

.chapternav-paddle-right:before, .chapternav-paddle-right:after {
    content: "";
}

.chapternav-paddle-right:after {
    margin-right: 8px;
}

.chapternav-overlap .chapternav {
    top: auto;
}

.chapternav {
    -o-box-sizing: content-box;
    box-sizing: content-box;
}