@charset "UTF-8";

body {
    position: relative;
    font-size: min(calc(16vw / 1200 * 100), 16px);
    font-family: "Zen Old Mincho", sans-serif;
    background-color: #1f1f1f;
    color: #fff;
    line-height: 1.7;
    overflow-x: hidden;
}

img {
    width: 100%;
    transition: opacity 0.5s;
}

video {
    width: 100%;
    cursor: pointer;
}

a {
    transition: opacity 0.5s;
}

a:hover {
    opacity: 0.7;
}

a img:hover {
    opacity: 0.7;
}

.inner {
    position: relative;
    width: min(calc(1000vw / 1200 * 100), 1000px);
    margin: 0 auto;
}

.show-sp {
    display: none;
}

.hide-en:lang(en) {
    display: none;
}

.vertical-writing {
    -ms-writing-mode: tb-rl;
    -webkit-writing-mode: vertical-rl;
    writing-mode: vertical-rl;
}

.vertical-writing .num:lang(auto),
.vertical-writing .num:lang(ja),
.vertical-writing .num:lang(zh-CN) {
    font-family: "Zen Old Mincho", sans-serif;
    display: inline-block;
    -ms-text-combine-horizontal: all;
    -webkit-text-combine: horizontal;
    text-combine-upright: all;
}

@media (max-width: 750px) {
    body {
        font-size: calc(32vw / 750 * 100);
    }

    .inner {
        width: calc(660vw / 750 * 100);
    }

    .show-pc {
        display: none;
    }

    .show-sp {
        display: block;
    }
}

/* header */
.header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: calc(659vw / 1200 * 100);
    z-index: 1;
}

.header .inner {
    display: flex;
    justify-content: space-between;
    flex-direction: column;
    height: 100%;
}

.header-box {
    display: flex;
    justify-content: space-between;
}

.header-box-top {
    padding-top: 20px;
}

.header-logo {
    width: min(calc(80vw / 1200 * 100), 80px);
}

.header-box-bottom {
    align-items: end;
    padding: 0 min(calc(15vw / 1200 * 100), 15px) min(calc(30vw / 1200 * 100), 30px);
}

.header-link-list {
    display: flex;
    flex-direction: row-reverse;
}

.header-link-item {
    font-size: min(calc(13vw / 1200 * 100), 13px);
}

.header-link-item+.header-link-item {
    margin-right: min(calc(10vw / 1200 * 100), 10px);
}

.header-btn {
    font-size: min(calc(14vw / 1200 * 100), 14px);
    padding: min(calc(5vw / 1200 * 100), 5px) min(calc(20vw / 1200 * 100), 20px);
    border: min(calc(1vw / 1200 * 100), 1px) solid #fff;
}

.header-btn+.header-btn {
    margin-top: min(calc(20vw / 1200 * 100), 20px);
}

.header-sns-item {
    font-size: min(calc(16vw / 1200 * 100), 16px);
}

.header-sns-item+.header-sns-item {
    margin-top: min(calc(7vw / 1200 * 100), 7px);
}

.header-sns-item-icon {
    width: min(calc(20vw / 1200 * 100), 20px);
}

@media (max-width: 750px) {
    .header {
        height: calc(1334vw / 750 * 100);
    }

    .header-box-top {
        padding-top: 30px;
    }

    .header-logo {
        width: calc(146vw / 750 * 100);
    }

    .header-menu-btn {
        position: fixed;
        top: calc(30vw / 750 * 100);
        right: calc(53vw / 750 * 100);
        margin: 0 auto;
        width: calc(70vw / 750 * 100);
        z-index: 1;
    }

    .header-box-bottom {
        position: absolute;
        left: 0;
        bottom: 0;
        padding: 0 0 calc(80vw / 750 * 100);
    }

    .header-btn {
        font-size: calc(28vw / 750 * 100);
        padding: calc(8vw / 750 * 100) calc(25vw / 750 * 100);
        border: calc(1vw / 750 * 100) solid #fff;
    }
}

/* fv */
.fv .inner {
    display: flex;
    justify-content: space-between;
    overflow-x: hidden;
}

.fv-box-list {
    display: flex;
}

.fv-box {
    width: 100%;
}