@charset "UTF-8";

/* CSS Document */
/* 変数を宣言し、格納する。 */
:root {
    --white: #fff;
    --black: #000;
    --red: #ff0000;/* 赤 */
    --green: #00ff00;/* 緑 */
    --blue: #0000ff;/* 青 */
    --yellow: #ffff00;/* 黄 */
    --gray: #808080;/* 灰色 */
    --sans: yakuhanjp, "Noto Sans JP", sans-serif;
    --serif: "Noto Serif JP", serif;
    --bg-body: #141450;
    --bg-content: #FFFFFF;
}

/*body・全体構造*/
body {
    background-color: var(--bg-body);
    font-family: var(--sans);
    line-height: 1.8;
    letter-spacing: -0.8px;
}

/*コンテンツ領域（白カード）*/
article {
    max-width: 1200px;
    margin-inline: auto;
    background-color: var(--bg-content);
}

/*セクション内のinnerは1000px*/
.inner {
    max-width: 1000px;
}

/*header*/
/*画像幅がデバイスより広い場合*/
.mv {
    height: 659px;
    overflow: hidden;
    position: relative;
}
.mv .pc {
    width: auto !important;
    max-width: unset;
    height: 100%;
    text-align: center;
    position: absolute;
    left: 50%;
    top: 0;
    transform: translateX(-50%);
}
/*area_link*/
.link {
    text-align: center;
}

.link a {
    margin-inline: auto;
    display: inline-block;
    overflow: hidden;
    transition: 0.5s;
}

.link a:hover {
    filter: drop-shadow(2px 4px 6px rgba(0, 0, 0, 0.4));
}

@media screen and (max-width: 1100px) {
    .mv {
        height: 530px;
    }
}

/*area_1*/
.area_1 .flex2 {
    gap: 25px 35px;
}
.area_1 .flex2 > div {
    background: #F0F0F0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    padding: 45px;
    gap: 20px 36px;
    justify-content: space-between;
}
.area1_imagel {
    width: 339px;
    margin-left: auto;
}
/*area_2*/
/*area_3*/
.area_3 {
    max-width: 1000px;
    background: #141450;
    margin-inline: auto;
    padding-block: 65px 80px;
}
.photo_flex {
    gap: 35px 65px;
    margin-bottom: 85px;
    max-width: 700px;
    margin-inline: auto;
}
.photo_flex p {
    font-family: var(--serif);
}
.photo_flex > div:not(.photo) {
    width: 315px;
    flex-grow: 1;
}
.book {
    background: #fff;
    max-width: 700px;
    margin-inline: auto;
    padding: 45px 55px;
}
.book .flex {
    gap: 35px 75px;
}
.book  h3 {
    font-family: var(--serif);
}
.book p {
    color: #464646;
}
.area_3 .t35 {
    font-size: 35px;
}

/*area_4（LINE登録セクション）*/
.area_4 {
    padding-block: 50px 60px;
    font-family: var(--serif);
}
.area_4 .btn {
    display: inline-block;
    margin-inline: auto;
    transition: 0.5s;
    overflow: hidden;
}
.area_4 .btn:hover {
    filter: drop-shadow(2px 4px 6px rgba(0, 0, 0, 0.4));
}
.register-card {
    background: #ECECEC;
    padding: 40px;
}
.register-card__inner {
    background: #fff;
    padding: 50px 30px;
    max-width: 700px;
    margin-inline: auto;
}
.register-item {
    padding-block: 40px;
    border-bottom: 2px solid #141450;
    max-width: 500px;
    margin-inline: auto;
}
.register-item:first-child {
    padding-top: 0;
}
.register-item:last-child {
    padding-bottom: 0;
    border-bottom: none;
}
.register-item h3 {
    font-size: 30px;
    color: #141450;
    font-weight: 700;
    margin-bottom: 20px;
    text-align: center;
}
.register-qr {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    max-width: 418px;
    margin-inline: auto;
}
.register-qr .text-area {
    margin-bottom: 0;
    text-align: left;
}
/*footer*/
footer {
    background: #141450;
    padding: 20px 0;
}

footer a,
.white {
    color: #fff;
}

#page-top {
    position: fixed;
    bottom: 30px;
    right: 10px;
    font-size: 12px;
    z-index: 9;
}

#page-top a {
    width: 50px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #141450;
    border: 1px solid #fff;
    font-weight: bold;
    color: #fff;
    letter-spacing: -0.5px;
    text-decoration: none;
    border-radius: 10px;
}

#page-top p {
    padding: 0;
}

/*スマホ==========================================================================================================*/
@media screen and (max-width: 768px) {
    body {
        font-size: 15px;
        line-height: 1.5;
        letter-spacing: -0.1px;
    }

    .margin {
        margin-bottom: 20px;
    }

    .sp {
        display: block;
    }

    .pc {
        display: none;
    }

    img {
        vertical-align: bottom;
    }

    .inner {
        max-width: 500px;
    }

    /*SPで余白なし（全幅）にするセクション*/
    .area_1 .inner,
    .area_2 > .inner > h2 {
        max-width: unset;
        width: 100%;
    }
    .area_1 .inner > div,
    .area_2 > .inner > h2 img,.register-card {
        width: 100vw;
        max-width: unset;
        margin-inline: calc(50% - 50vw);
    }

    .link {
        margin-inline: auto;
        margin-bottom: 40px !important;
    }
    .mv {
        height: unset;
    }

    .area_1 .flex2 > div {
        padding: 25px 8%;
    }
    .area_3 {
        padding-block: 35px 45px;
    }
    .area_3 .inner {
        max-width: 260px;
    }
    .area_3 .t35 {
        font-size: 20px;
    }
    .area_3 .t23 {
        font-size: 18px;
    }
    .photo_flex {
        margin-bottom: 40px;
    }
    .book {
        padding: 25px 8%;
    }

    /*footer*/
    footer {
        padding: 30px 0px 20px;
    }

    footer .wrap {
        width: 100%;
        padding: 0 20px;
    }

    footer .footer {
        padding: 0;
        justify-content: center;
        flex-direction: column;
    }

    #page-top {
        bottom: 25px;
    }

    footer a {
        padding: 10px 0;
        display: inline-block;
    }

    /*area_4 SP*/
    .register-card {
        padding: 30px 8%;
        margin-bottom: 45px !important;
    }
    .register-card__inner {
        padding: 30px 8%;
    }
    .register-item {
        padding-block: 25px;
        border-bottom: 1px solid #141450;
    }
    .register-item h3 {
        font-size: 22px;
        margin-bottom: 12px;
    }
    .register-qr {
        gap: 6px;
    }
    .register-qr div,.register-qr img {
        width: 50%;
    }
    .t23 {
        font-size: 15px;
    }
}