:root {
    --bg: #78DCDC;
    --ink: #3C6D6D;
    --white: #fff;

    --font-base: "Noto Sans JP", system-ui, -apple-system,
        "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
    --font-en: "Roboto", system-ui, sans-serif;
    --font-jp: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100svh;
    font-family: var(--font-jp);
    background: var(--bg);
    color: var(--ink);
    display: flex;
    flex-direction: column;
}

/* ===== Header ===== */
.topbar {
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
}

.topbar .left {
    width: min(149px, 32vw);
    margin-bottom: 4px;
}

.topbar .left img {
    width: 100%;
}

.topbar .right {
    width: min(195px, 40vw);
}

.topbar .right img {
    width: 100%;
}

.divider {
    height: 1px;
    background: var(--white);
}

/* ===== Main ===== */
main {
    flex: 1;
    display: grid;
    place-items: center;
    padding: 40px 18px 18px;
}

.wrap {
    margin-top: 2%;
    width: min(980px, 100%);
    text-align: center;
}

.logo {
    width: min(593px, 68vw);
    margin: 0 auto 68px;
}

.logo img {
    width: 100%;
    height: auto;
    display: block;
}

.coming {
    margin-top: 90px;
    letter-spacing: .1em;
    color: var(--ink);
    font-family: var(--font-en);
}

.coming .txt {
    display: block;
    font-size: 27px;
}

.coming .schedule {
    display: block;
    font-size: 17px;
    padding-top: 4px;
}

.jp {
    display: inline-block;
    position: relative;
    margin-top: 20px;
    font-size: 23px;
    color: var(--ink);
}

.jp::before,
.jp::after {
    content: "";
    position: absolute;
    top: 60%;
    width: 111px;
    height: 1px;
    transform: translateY(-50%);
}

.jp::before {
    right: 100%;
    margin-right: 20px;
    background: linear-gradient(to left,
            rgba(60, 109, 109, 1) 0%,
            rgba(60, 109, 109, 0) 100%);
}

.jp::after {
    left: 100%;
    margin-left: 20px;
    background: linear-gradient(to right,
            rgba(60, 109, 109, 1) 0%,
            rgba(60, 109, 109, 0) 100%);
}

footer {
    padding: 14px 18px 16px;
    text-align: center;
    font-size: 12px;
    color: var(--ink);
}

@media (max-width: 520px) {
    .wrap {
        margin-bottom: 10%;
    }

    .topbar {
        padding: 14px 16px 8px 26px;
        height: auto;
        gap: 6px;
    }

    .coming {
        margin-top: 120px;
    }

    .coming .txt {
        font-size: 19px;
    }

    .coming .schedule {
        font-size: 14px;
    }

    .jp {
        margin-top: 19px;
        font-size: 16px;
    }

    .jp::before,
    .jp::after {
        top: 55%;
        width: 142px;
    }

    .logo {
        margin-top: 22px;
    }

    footer {
        font-size: 10px;
    }
}