@charset "UTF-8";

* {
    box-sizing: border-box;
}

/*全共通CSS*/
html {
    font-size: 100%;
    scroll-behavior: smooth;
}

body {
    height: 100%;
    margin: 0 auto;
    font-family: 'しっぽり明朝', serif;
    color: #ecf6f8;
    /*文字の行間*/
    line-height: 1.7;
    min-height: 100vh;
    min-width: 1024px;
}

body::before {
    background: url(../images/main.jpg) no-repeat center;
    /* 擬似要素に背景画像 */
    background-size: cover;
    /* cover指定 */
    content: "";
    /* 画像を表示させる為に必要*/
    display: block;
    /*ブロックボックスで表示*/
    position: fixed;
    /* 擬似要素全体を固定 */
    width: 100%;
    /* 横幅を画面全体 */
    height: 100%;
    /* 縦幅を画面全体 */
    top: 0;
    /* 上からの配置を0 */
    left: 0;
    /* 左からの配置を0 */
    z-index: -1;
    /*背景画像になるように重ね順を-1*/
}

a {
    text-decoration: none;
}

.container {

    /*width: 100%;*/
    /*中央寄せ*/
    margin: 0 auto;
    /*背景画像に黒色カバー*/
    /*background-color: rgba(24, 23, 30, 0.75);*/
}

/*ヘッダー*/
header {
    height: 160px;
    width: 100%;
    position: fixed;
    top: 0;
    z-index: 999;
}

.logo {
    width: 200px;
    margin-left: 20px;
}

.header-left {
    float: left;
}

.header-right {
    float: right;
    padding-right: 10%;
}

/*ナビゲーションメニュー*/
.nav {
    display: flex;
    padding-top: 72px;
    font-size: 18px;
    list-style: none;
    font-weight: bold;
}

.underline {
    color: #ecf6f8;
    display: block;
    position: relative;
    /*ホバー変化の秒数指定*/
    transition: all 0.5s;
    /*親メニュー同士の間隔*/
    margin-left: 36px;
    /*ホバー範囲の拡大*/
    height: 40px;
}

.underline:before {
    content: "";
    position: absolute;
    left: 0;
    bottom: 4px;
    width: 100%;
    height: 2px;
    background: #9b9696;
    transform: scale(0, 1);
    transition: 0.4s;
}

.underline:hover:before {
    transform: scale(1);
}

.underline:hover {
    color: #9b9696;
}

/*フッター*/
footer {
    width: 100%;
    z-index: 998;
    /*装飾のためのCSS*/
    padding: 20px 0;
    color: #ecf6f8;
    text-align: center;
    background: rgba(94, 92, 92, 0.5);
    height: 80px;
    padding-bottom: 0%;
}

/*========= ページトップのためのCSS ===============*/
/*リンクを右下に固定*/
#page-top {
    position: fixed;
    right: 10px;
    bottom: 30px;
    /*はじめは非表示*/
    opacity: 0;
    transform: translateY(150px);
    z-index: 999;
}

/*　上に上がる動き　*/
#page-top.UpMove {
    animation: UpAnime 0.5s forwards;
}

@keyframes UpAnime {
    from {
        opacity: 0;
        transform: translateY(150px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/*　下に下がる動き　*/
#page-top.DownMove {
    animation: DownAnime 0.5s forwards;
}

@keyframes DownAnime {
    from {
        opacity: 1;
        transform: translateY(0);
    }

    to {
        opacity: 1;
        transform: translateY(150px);
    }
}

/*画像の切り替えと動き*/
#page-top a {
    /*aタグの形状*/
    display: block;
    width: 100px;
    height: 100px;
    color: #333;
    text-align: center;
    text-transform: uppercase;
    text-decoration: none;
    font-size: 0.6rem;
    /*背景画像の指定*/
    background: url(../images/pagetop1.png) no-repeat center;
    background-size: contain;
}

#page-top.floatAnime a {
    width: 100px;
    height: 130px;
    /*背景画像の指定*/
    background: url(../images/pagetop2.png) no-repeat center;
    background-size: contain;
    /*アニメーションの指定*/
    animation: floatAnime 2s linear infinite;
    opacity: 0;
}

@keyframes floatAnime {
    0% {
        transform: translateX(0);
        opacity: 0;
    }

    25% {
        transform: translateX(-6px);
        opacity: 1;
    }

    50% {
        transform: translateX(0)
    }

    100% {
        transform: translateX(6px);
        opacity: 1;
    }
}

/*Page Topと書かれたテキストの位置*/
#page-top span {
    position: absolute;
    bottom: -20px;
    right: 20px;
    color: #ecf6f8;
}

/*-----index-----*/
.top-wrapper {
    padding-top: 160px;
    text-align: center;
    background-size: cover;
    font-size: 18px;
    line-height: 50px;
}

.contents-wrapper {
    height: 400px;
    padding: 0;
    display: flex;
    justify-content: center;
}

.item {
    width: 15%;
    /* 箱の大きさ調整 */
    text-align: center;
    margin: 0 30px;
    transition-duration: 0.5s;
    z-index: 998;
}

.item img {
    width: 100%;
    cursor: pointer;
}

.item:hover {
    transform: translateY(-10px);
    transition-duration: 0.5s;
    filter: drop-shadow(10px 10px 10px rgba(0, 0, 0, 0.6));

}

.scrolldown2 {
    /*描画位置※位置は適宜調整してください*/
    position: absolute;
    left: 50%;
    z-index: 999;
}

/*Scrollテキストの描写*/
.scrolldown2 span {
    /*描画位置*/
    position: absolute;
    left: 10px;
    bottom: 10px;
    /*テキストの形状*/
    color: #ecf6f8;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    /*縦書き設定*/
    -ms-writing-mode: tb-rl;
    -webkit-writing-mode: vertical-rl;
    writing-mode: vertical-rl;
}

/* 丸の描写 */
.scrolldown2:before {
    content: "";
    /*描画位置*/
    position: absolute;
    bottom: 0;
    left: -4px;
    /*丸の形状*/
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #ecf6f8;
    /*丸の動き1.6秒かけて透過し、永遠にループ*/
    animation:
        circlemove 1.6s ease-in-out infinite,
        cirlemovehide 1.6s ease-out infinite;
}

/*下からの距離が変化して丸の全体が上から下に動く*/
@keyframes circlemove {
    0% {
        bottom: 45px;
    }

    100% {
        bottom: -5px;
    }
}

/*上から下にかけて丸が透過→不透明→透過する*/
@keyframes cirlemovehide {
    0% {
        opacity: 0
    }

    50% {
        opacity: 1;
    }

    80% {
        opacity: 0.9;
    }

    100% {
        opacity: 0;
    }
}

/* 線の描写 */
.scrolldown2:after {
    content: "";
    /*描画位置*/
    position: absolute;
    bottom: 0;
    left: 0;
    /*線の形状*/
    width: 2px;
    height: 50px;
    background: #ecf6f8;
}

/*-----know-----*/
.know-wrapper,
.index-wrapper {
    background-color: rgba(96, 96, 104, 0.2);
}

.know-wrapper {
    text-align: center;
    background-size: cover;
    font-size: 18px;
    line-height: 50px;
}

.index,
.indexx {
    text-align: center;
}

.index li {
    list-style: none;
}

.index a {
    color: #ecf6f8;
    font-size: 20px;
}

.index a:hover {
    text-decoration: underline;
}

.index-left {
    text-align: left;
    display: inline-block;
}

h1 {
    padding: 1em 0em;
}

h2 {
    padding-top: 1em;
}

.listimg {
    list-style-image: url(../images/m.png);
}

/*-----see-----*/
.see-wrapper {
    padding-bottom: 50px;
    text-align: center;
    background-size: cover;
    font-size: 18px;
    line-height: 50px;
}

.area {
    position: relative;
    margin: 0 auto 10% auto;
    padding: 0 30px;
    max-width: 1000px;
    width: 100%;
}

.area figure {
    position: relative;
    left: 0;
    top: 0;
    width: 40%;
    line-height: 0;
}

.area:nth-child(2n) figure {
    left: 50%;
}

.area .box {
    position: absolute;
    top: 40%;
    left: 30%;
    background: #ecf6f8;
    padding: 30px;
    background-color: rgba(92, 92, 92, 0.5);
    box-shadow: 0 0 40px rgba(41, 40, 40, 0.1);
}

.area:nth-child(2n) .box {
    left: inherit;
    right: 30%;
}

.box h2,
.box p {
    color: #ecf6f8;
}

/*-----listen-----*/
.listen-wrapper {
    text-align: center;
    background-size: cover;
    font-size: 18px;
    line-height: 50px;
    background-color: rgba(96, 96, 104, 0.2);
    padding-bottom: 1em;
}

.process-wrapper {
    background-color: rgba(96, 96, 104, 0.2);
    text-align: center;
}

.process-wrapper h1 {
    text-align: center;
    padding: 50px 0;
}

#text-slider1 {
    font-size: 24px;
    text-align: center;
    padding-bottom: 16px;
}

#text-slider2 {
    font-size: 16px;
    line-height: 2.0;
    padding-bottom: 16px;
}

table {
    margin: 0 auto;
    font-size: 16px;
    line-height: 2.0;
    padding: 0 10%;
}

table img {
    border-radius: 35px;
}

table td p,
table td h2 {
    padding-left: 5%;
}

#listen h1 {
    font-size: 30px;
    position: relative;
    display: inline-block;
    padding: 20px 55px;
}

#listen h1:before,
#listen h1:after {
    content: '';
    position: absolute;
    top: 50%;
    display: inline-block;
    width: 45px;
    height: 2px;
    border-top: thick double #ecf6f8;
}

#listen h1:before {
    left: 0;
}

#listen h1:after {
    right: 0;
}

/*wave*/
.class p {
    text-align: center;
    padding-bottom: 100px;
}

.wave {
    position: relative;
}

.wave canvas {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
}

/*スライドショー*/
.slick-arrow {
    z-index: 2;
}

.slick-prev {
    left: -45px !important;
}

.slick-next {
    right: -30px !important;
}

#double-slider {
    width: 30%;
    margin: 0 auto;
}

#main-slider img {
    border-radius: 35px;
}

.slick-prev:before,
.slick-next:before {
    color: #ecf6f8;
    font-size: 35px;
}

/*-----q&a-----*/
.qa-wrapper {
    padding-bottom: 50px;
    text-align: center;
    background-size: cover;
    font-size: 18px;
    line-height: 50px;
}

/*アコーディオン全体*/
.accordion-area {
    list-style: none;
    width: 96%;
    max-width: 900px;
    margin: 0 auto;
    padding-bottom: 50px;
}

.answer a {
    text-decoration: underline;
}

.accordion-area li {
    margin: 10px 0;
}

.accordion-area section {
    border: 1px solid #ecf6f8;
}

/*アコーディオンタイトル*/
.title {
    position: relative;
    /*+マークの位置基準とするためrelative指定*/
    cursor: pointer;
    font-size: 1rem;
    font-weight: normal;
    padding: 3% 3% 3% 50px;
    transition: all .5s ease;
}

/*アイコンの＋と×*/
.title::before,
.title::after {
    position: absolute;
    content: '';
    width: 15px;
    height: 2px;
    background-color: #ecf6f8;

}

.title::before {
    top: 48%;
    left: 15px;
    transform: rotate(0deg);

}

.title::after {
    top: 48%;
    left: 15px;
    transform: rotate(90deg);

}

/*　closeというクラスがついたら形状変化　*/

.title.close::before {
    transform: rotate(45deg);
}

.title.close::after {
    transform: rotate(-45deg);
}

/*アコーディオンで現れるエリア*/
.answer {
    display: none;
    /*はじめは非表示*/
    background: rgba(211, 206, 206, 0.5);
    margin: 0 3% 3% 3%;
    padding: 3%;
}


/*--レコード種類タブ--*/
.tab1 {
    display: flex;
    flex-direction: row;
    text-align: center;
    padding-top: 50px;
    padding-left: 25%;
    padding-right: 25%;
}

.tab1__item {
    flex: 1;
    flex-basis: 120px;
}

.tab1__link {
    display: block;
    text-decoration: none;
    color: #ecf6f8;
    background-color: #708dab;
    cursor: pointer;
    border-top-right-radius: 15px;
    border-top-left-radius: 15px;
}

.tab1__link.on {
    background-color: rgba(112, 141, 171, 0.5);
}

.tab1-body__item {
    margin: 30px 15px;
    display: none;
    text-align: center;
}

.tab1-body__item.on {
    display: block;
}

.tab1__link:before {
    transition: all 0.4s ease-out;
}

.tab1__link:after {
    transition: all 0.4s ease-out;
}

/*--目次デコレーション--*/
.heading {
    position: relative;
    padding-bottom: 0;
    border-bottom: 2px solid #708dab;
    margin-bottom: 20px;
}

.heading span {
    position: relative;
    z-index: 2;
}

.heading::before {
    content: attr(data-number);
    position: absolute;
    top: 0;
    left: 0;
    color: rgba(112, 141, 171, 0.5);
    font-size: 54px;
    font-weight: 800;
    z-index: 1;
}

/*--フェードイン--*/
.fadein {
    opacity: 0.1;
    transform: translate(0, 50px);
    transition: all 500ms;
}

.fadein.scrollin {
    opacity: 1;
    transform: translate(0, 0);
}