@charset "UTF-8";

/* =========================
common
========================= */
:root {
    --primary-deepblue: #2B3990;
    --primary-skyblue: #C7E6FB;
    --primary-white: #FFFFFF;
    --primary-WhiteR: 255, 255, 255;
    --prymary-blueBlack: #202A4D;
    --primary-linecolor: 177, 211, 255, 0.8;
    --primary-moreblue: #5290E0;
}

html {
    font-size: 62.5%;
}

body {
    font-family: "Zen Maru Gothic", sans-serif;
    font-size: 1.6rem;
    font-style: normal;
    font-weight: 400;
    color: var(--prymary-blueBlack);
    line-height: 1;
}

.section {
    padding: 0 4.2%;
    /* 16px */
}

.topic {
    text-align: center;
    font-family: "Abhaya Libre", serif;
    font-size: 3.2rem;
    letter-spacing: 0.2em;
    color: var(--primary-deepblue);
}

.label {
    display: block;
    font-family: "Zen Old Mincho", serif;
    font-size: 1.4rem;
    letter-spacing: 0.8em;
    margin-top: 5px;
}

.topic__sub {
    text-align: center;
    font-family: "Abhaya Libre", serif;
    font-size: 2.4rem;
    letter-spacing: 0.2em;
    color: var(--primary-deepblue);
}

.label__sub {
    display: block;
    font-family: "Zen Old Mincho", serif;
    font-size: 1.2rem;
    letter-spacing: 0.8em;
    margin-top: 5px;
}

.topic__txt {
    line-height: 1.5;
    letter-spacing: 0.1em;
    width: fit-content;
    margin: 40px auto 0;
}

.btn {
    display: block;
    text-align: center;
    margin-top: 40px;
}

.btn a {
    transition: 0.4s;
}

.btn a:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(82, 144, 224, 0.5);
    filter: brightness(1.5);
}

.btn__txt {
    display: inline-block;
    padding: 8px 30px;
    font-family: "Abhaya Libre", serif;
    font-size: 2.4rem;
    letter-spacing: 0.2em;
    color: var(--primary-moreblue);
    border: 3px solid var(--primary-moreblue);
    border-radius: 50px;
}

.btn a::after {
    content: "";
    display: inline-block;
    width: 10px;
    height: 17px;
    background-image: url(../images/btn_arrow.svg);
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    margin-left: 20px;
}

.pcBr {
    display: none;
}

/* common pc */
@media screen and (min-width:769px) {
    .section {
        padding: 0 9.7%;
        /* 140px */
    }

    .topic {
        font-size: 4.8rem;
        letter-spacing: 0.2em;
    }

    .label {
        font-size: 2rem;
        letter-spacing: 1em;
        margin-top: 10px;
    }

    .topic__sub {
        font-size: 3.6rem;
    }

    .label__sub {
        font-size: 1.6rem;
        letter-spacing: 1em;
        margin-top: 10px;
    }

    .topic__txt {
        margin: 50px auto 0;
    }

    .btn {
        margin-top: 50px;
    }

    .btn__txt {
        padding: 12px 50px;
        font-size: 3.2rem;
    }

    .pcBr {
        display: block;
    }

    .spBr {
        display: none;
    }
}

/* pc 769px */

/* =========================
header
========================= */
.header {
    padding: 10px 4.2%;
    /* 16px */
    position: fixed;
    width: 100%;
    box-sizing: border-box;
    top: 0;
    left: 0;
    /* 前景対策 */
    z-index: 9999;
    isolation: isolate;
    /* 横並び */
    display: flex;
    justify-content: space-between;
}

.header__topic,
.nav__topic {
    font-family: "Abhaya Libre", serif;
    font-weight: 800;
    font-size: 2rem;
    color: var(--primary-deepblue);
    letter-spacing: 0.04em;
}

.header__btn {
    width: 40px;
    height: 40px;
}

/* navigation */
.nav {
    background: rgba(255, 255, 255, 0.8);
    width: 100%;
    height: 100vh;
    position: fixed;
    top: 0;
    right: 0;
    z-index: 100;
    transform: translateX(100%);
    transition: transform 0.4s;
}

.nav.active {
    transform: translateX(0);
}

/* navigation end */

.nav__header {
    display: flex;
    padding: 10px 4.2%;
    /* 16px */
    justify-content: space-between;
}

.nav__btn {
    width: 40px;
    height: 40px;
}

.nav__list {
    margin: 40px 0 0 40px;
}

.nav__item {
    font-family: "Abhaya Libre", serif;
    font-size: 3.2rem;
    font-weight: 500;
    color: var(--primary-deepblue);
    margin-top: 30px;
    transition: 0.4s;

}

.nav__item:hover {
    filter: brightness(2.5);
}

.nav__item:first-of-type {
    margin-top: 0;
}

/* header pc */
@media screen and (min-width:769px) {
    .header {
        padding: 20px 1.3%;
        /* 20px */
        align-items: center;
    }

    .header__topic,
    .nav__topic {
        font-size: 3.6rem;
    }

    .nav__header {
        display: none;
    }

    /* navigation */
    .nav {
        background: transparent;
        width: auto;
        height: auto;
        padding: 0;
        position: static;
        transform: translate(0);
    }

    /* navigation end */


    .nav__list {
        display: flex;
        margin: 0 auto 0;
        gap: 30px;
        width: fit-content;
    }

    .nav__item {
        width: 100px;
        font-size: 2rem;
        text-align: center;
        margin-top: 0;
    }

    .header__btn {
        display: none;
    }
}

/* pc 769px */

/*==========================
loading
==========================*/
.loading {
    position: fixed;
    inset: 0;
    background: var(--primary-skyblue);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    z-index: 9999;
}

/* letter wave */
.loading__logo {
    position: relative;
    font-family: "Abhaya Libre", serif;
    font-size: 7rem;
    font-weight: 800;
    color: var(--primary-deepblue);
    letter-spacing: 0.04em;
    z-index: 2;
}

.loading__logo span {
    display: inline-block;
    animation: wave 1.8s ease-in-out infinite;
}

/* phase offset */
.loading__logo span:nth-child(1) {
    animation-delay: 0s;
}

.loading__logo span:nth-child(2) {
    animation-delay: .08s;
}

.loading__logo span:nth-child(3) {
    animation-delay: .16s;
}

.loading__logo span:nth-child(4) {
    animation-delay: .24s;
}

.loading__logo span:nth-child(5) {
    animation-delay: .32s;
}

.loading__logo span:nth-child(6) {
    animation-delay: .40s;
}

.loading__logo span:nth-child(7) {
    animation-delay: .48s;
}

.loading__logo span:nth-child(8) {
    animation-delay: .56s;
}

/* letter wave anim */
@keyframes wave {

    0% {
        transform: translateY(0);
        opacity: .75;
    }

    25% {
        transform: translateY(-12px);
        opacity: 1;
    }

    50% {
        transform: translateY(0);
        opacity: .8;
    }

    75% {
        transform: translateY(8px);
        opacity: .95;
    }

    100% {
        transform: translateY(0);
        opacity: .75;
    }
}

/* anim end */

.loading img {
    position: absolute;
    width: 25%;
    height: auto;
    object-fit: cover;
    z-index: 1;
}

/*==========================
scrollTop
==========================*/
.topBtn {
    display: none
}

/* scrollTop pc */
@media screen and (min-width:769px) {
    .topBtn {
        display: inline-block;
        font-size: 2rem;
        letter-spacing: 0.08em;
        padding: 25px 18px;
        color: var(--primary-white);
        border-radius: 50%;
        background-color: rgba(82, 144, 224, 0.7);
        box-shadow: 2px 2px 4px 2px rgba(82, 144, 224, 0.1);

        position: fixed;
        bottom: 1.4%;
        right: 1.4%;
    }
}

/*==========================
fadeIn
==========================*/
.fadeIn {
    transform: translate(0, 50px);
    opacity: 0;
    transition: 0.8s;
}


.fadeIn.animated {
    transform: translate(0, 0);
    opacity: 1;
}


/* =========================
footer
========================= */
.footer {
    padding-top: 50px;
    padding-bottom: 25px;
    background-image: url(../images/sp_footerBG.png);
    background-size: cover;
    background-repeat: no-repeat;
}

/* contact */
.contact__txt {
    width: fit-content;
    line-height: 1.5;
    letter-spacing: 0.1em;
    margin: 40px auto 0;
}

.x__logo {
    display: block;
    width: 29px;
    height: auto;
    aspect-ratio: 29 / 30;
    margin: 40px auto 0;
}

.x__account {
    display: block;
    width: fit-content;
    padding: 10px 30px;
    font-size: 2rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    color: var(--primary-white);
    background-color: #81BFF9;
    border-radius: 50px;
    margin: 20px auto 0;
    transition: 0.4s;
}

.x__account:hover {
    opacity: 0.5;
}

.coconara__logo {
    display: block;
    width: 202px;
    height: auto;
    aspect-ratio: 202 / 60;
    margin: 40px auto 0;
}

.coconara__account {
    display: block;
    width: fit-content;
    padding: 10px 30px;
    font-size: 2rem;
    font-weight: 500;
    line-height: 1.1;
    letter-spacing: 0.08em;
    color: var(--primary-white);
    background-color: #81BFF9;
    border-radius: 50px;
    margin: 20px auto 0;
    transition: 0.4s;
}

.coconara__account:hover {
    opacity: 0.5;
}

.copy {
    font-size: 1.2rem;
    letter-spacing: 0.1em;
    margin-top: 40px;
    text-align: center;
}

/* footer pc */
@media screen and (min-width:769px) {
    .footer {
        padding-top: 100px;
        padding-bottom: 50px;
        background-image: url(../images/pc_footerBG.png);
    }

    /* contact */
    .contact__txt {
        margin: 50px auto 0;
    }

    .x__logo {
        margin: 50px auto 0;
    }

    .x__account {
        font-size: 2.4rem;
    }

    .coconara__logo {
        margin: 50px auto 0;
    }

    .coconara__account {
        font-size: 2.4rem;
        line-height: 1;
    }

    .copy {
        font-size: 1.4rem;
        margin-top: 50px;
    }
}

/* pc 769px */