/* MOBILE */
.index .mobile {
    height: 100vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    display: -ms-flexbox;
    -ms-flex-direction: column;
}

.is-mobile .header { top: 3vw; }
.is-mobile .header .logo, 
.is-mobile .header .logo img {
    height: 9vw;
}

.is-mobile .orchestra-top-curtain,
.is-mobile .opening-ceremony-top-curtain {
    height: 40px;
    -o-object-fit: cover;
    object-fit: cover;
    -o-object-position: bottom;
    object-position: bottom;
}

.is-mobile .orchestra-top-image {
    -o-object-fit: cover;
    object-fit: cover;
    -o-object-position: center;
    object-position: center;
}

.m-top-container { position: relative; }

.m-top-container .m-slides, 
.m-top-container .m-slides > img,
.m-top-container .m-slides-2 > img,
.m-top-container .m-backdrop > img,
.m-left-stage > img, 
.m-right-stage > img {
    width: 100%;
}

.m-top-container .m-slides {
    position: relative;
    z-index: 1;
}

.m-top-container .m-slides-2, .m-backdrop {
    position: absolute;
    top: 0; left: 50%;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
}

.m-top-container .m-backdrop { width: 61%; }

.m-top-container .m-slides-2 { 
    width: 50%; z-index: 2; 
}

.m-slides-2 .orchestra-top-center-content {
    width: 100%; height: auto;
    top: 45%; left: 50%;
    -webkit-transform: translate(-50%, -50%);
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -o-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    z-index: -1;
}

.m-slides-2 .content-top .content-top-image {
    width: 40%;
}

.m-slides-2 .content-center {
    display: flex;
    display: -ms-flexbox;
    justify-content: center;
    -ms-flex-pack: center;
    align-items: center;
    -ms-flex-align: center;
}
 
.m-slides-2 .content-center .content-center-image  { width: 7vw; height: auto; }

.m-slides-2 .content-center .content-center-image:nth-child(2) {
    width: 8vw;
}

.m-slides-2 .content-center .content-center-image:nth-child(4) {
    width: 6vw;
}

.m-slides-2 .content-bottom .content-bottom-image {
    width: 85%; height: auto;
}

.scroll-tips {
    pointer-events: none;
    position: absolute; 
    left: 15%; bottom: 5vh;
    background: radial-gradient(circle at top left, transparent 8px, #1d4b4b 9px) top left, 
        radial-gradient(circle at top right, transparent 8px, #1d4b4b 9px) top right, 
        radial-gradient(circle at bottom right, transparent 8px, #1d4b4b 9px) bottom right, 
        radial-gradient(circle at bottom left, transparent 8px, #1d4b4b 9px) bottom left;
    background-size: 60% 60% !important;
    background-repeat: no-repeat !important;
    display: flex;
    display: -ms-flexbox;
    align-items: center;
    -ms-flex-align: center;
    justify-content: center;
    -ms-flex-pack: center;
    font-size: 16px;
    color: #FFFFFF;
    width: 70%; padding: 3vw 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;

    display: none;
}

.scroll-tips img { margin-right: 3vw; }

.m-bottom-container {
    flex: 1;
    position: relative;
    background-size: 100% 100%;
    background-repeat: no-repeat;
    background-image: url(../images/mobile/main-backdrop.png);
    background-position: bottom;
}

.m-stage-container {
    position: absolute; z-index: 2;
    display: flex; width: 100%;
    justify-content: space-between;
    -webkit-transform: translateY(-55%);
    transform: translateY(-55%);
}

.m-left-stage, .m-right-stage { width: 35%; }

.m-scroll-container {
    position: absolute;
    bottom: 12vh;
    width: 100%; height: 50vh;
    z-index: 2; overflow-y: hidden;
    scrollbar-width: thin; /* Firefox */
    scrollbar-color: transparent transparent; /* Firefox */
}

/* WebKit 写法 */
.m-scroll-container::-webkit-scrollbar {
    width: 0px; height: 0px;
}

.m-scroll-container::-webkit-scrollbar-track {
    background-color: transparent;
}

.m-scroll-container::-webkit-scrollbar-thumb {
    background-color: transparent;
}

.m-pottery-figurine { 
    height: 28vh; 
    width: max-content;
    padding: 0 50px;
    box-sizing: content-box;
    position: absolute;
    top: 50%;
    -webkit-transform: translateY(-53%);
    transform: translateY(-53%);
}

.m-pottery-figurine img { height: 100%; }

.m-pottery-figurine .m-cloud {
    position: absolute;
    left: 0%;right: 0;
    top: 12%; z-index: -1;
    width: 100%;
    overflow: hidden;
}

.m-pottery-figurine .m-cloud img { 
    width: 120%;
    margin-left: -11%;
}

.m-link {
    display: block;
    color: #000000;
    position: absolute;
    width: max-content;
}

.m-link p {
    font-size: 12px;
    position: absolute;
    top: 50%; left: 50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}

.m-link span { display: block; }
.m-link span + span { margin-top: 2px; }
.m-link img { width: 30px; height: 120px; }

.m-link:nth-child(1) {
    left: 30px; bottom: -10%;
}

.m-link:nth-child(2) {
    left: 19%; top: -23%;
}

.m-link:nth-child(3) {
    left: 36%; top: -33%;
}

.m-link:nth-child(4) {
    left: 47%; bottom: -15%;
}

.m-link:nth-child(5) {
    right: 31.5%; top: -20%;
}

.m-link:nth-child(6) {
    right: 30px; bottom: 0%;
}

.index .pc, .index .mobile { display: none; }

@media (max-width: 1024px) {
    .is-mobile .pc { display: none; }
    .is-mobile .mobile { display: flex; }

    .m-scroll-container { bottom: 0vh; }

    .m-pottery-figurine {
        box-sizing: border-box;
        width: 100%;
    }

    .m-pottery-figurine > img {
        width: 100%; height: auto;
    }

    .m-pottery-figurine .m-cloud img {
        width: 100%; margin-left: 0px;
    }
}

@media (max-width: 768px) {
    .m-pottery-figurine { 
        height: 28vh; 
        width: max-content;
        padding: 0 50px;
        box-sizing: content-box;
        position: absolute;
        top: 50%;
        -webkit-transform: translateY(-53%);
        transform: translateY(-53%);
    }
    
    .m-pottery-figurine > img { width: auto; height: 100%; }
    
    .m-pottery-figurine .m-cloud {
        position: absolute;
        left: 0%;right: 0;
        top: 12%; z-index: -1;
        width: 100%;
        overflow: hidden;
    }
    
    .m-pottery-figurine .m-cloud img { 
        width: 120%;
        margin-left: -11%;
    }

    .m-scroll-container {
        bottom: 5vh;
    }

    .scroll-tips {
        width: 60%; padding: 2vw 0;
    }
}

@media (max-width: 576px) {
    .m-scroll-container {
        bottom: 12vh;
    }

    .scroll-tips {
        width: 70%; padding: 3vw 0;
    }
}

@media screen and (orientation: landscape) and (max-width: 768px) {
    .index .pc { display: block; }
    .index .mobile { display: none; }
}

@media screen and (orientation: landscape) and (max-width: 1024px) {
    .index .pc { display: block; }
    .index .mobile { display: none; }
}

@media (min-width: 1025px) {
    .index .pc { display: block; }
    .index .mobile { display: none; }
}