@charset "utf-8";

/* =================
common
================== */

:root {
    --white: #F5F5F5;
    --black: #332316;
    --blglay: #6A6759;
    --whglay: #D9DBDD;
    --green: #38676C;
    --gold: #B6A651;
    --topPagewh: background:linear-gradient(180deg, #EDEDED 0.5%, #EDEDED 37%, #C5C5C5 100%);
    --spPadding: 8%;
    --pcPadding: 12%;
}

html {
    font-size: 62.5%;
}

body {
    font-family: 'Roboto',
        'Noto Sans JP',
        sans-serif;
    ;
    font-style: normal;
    color: var(--black, #332316);
    background-color: var(--white, #F5F5F5);
    line-height: 1.5;
}


img {
    max-width: 100%;
    height: auto;
    transition: 0.4s;
}


.topic {
    font-size: 2rem;
    font-style: normal;
    font-weight: 500;
    line-height: 1;
    letter-spacing: 2px;
}

/* common pc */
@media screen and (min-width: 769px) {
    .topic {
        font-size: 3.7rem;
        font-weight: 500;
        letter-spacing: 3.7px;
    }
}

/* pc769px */

/* =================
header
================== */

.header {
    width: 100%;
    position: fixed;
    top: 24px;
    left: 0;
    display: flex;
    padding: 0 var(--spPadding);
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    /* ヘッダーが降りてきたら面白い？ */
    transition: 0.4s;
}

.header__topic {
    font-family: 'Roboto';
    font-size: 1.6rem;
    letter-spacing: 1.6px;
    transition: .4s;
}

.header__topic:hover {
    opacity: .8;
}

/* header pc */
@media screen and (min-width: 976px) {
    .header {
        top: 50px;
    }

    .header__topic {
        font-size: 2.4rem;
        letter-spacing: 2.4px;
    }

    .header__btn {
        width: 44px;
        height: 18px;
    }
}

/* pc769px */

/* nav初期表示 */
.nav {
    background: var(--green);
    opacity: 0.95;
    width: 50%;
    height: 100vh;
    position: fixed;
    top: 0;
    right: 0;
    z-index: 200;
    padding: 26px var(--spPadding);

    transform: translateX(100%);
    transition: transform 0.8s;
}

.nav__header {
    display: flex;
    justify-content: flex-end;
}

.nav__btn,
.header__btn {
    cursor: pointer;
}

.nav__list {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 80px 0;
}

.nav__item {
    color: var(--whglay);
    font-size: 2.4rem;
    letter-spacing: 2.4px;
    margin-top: 60px;
    transition: 0.4s;
}

.nav__icon {
    width: 24px;
    height: 24px;
    background-image: url(../img/icon_instagramGold.svg);
    z-index: 500;
    background-position: top;
    background-repeat: no-repeat;
    background-size: contain;
    font-size: 1.5rem;
    cursor: pointer;
}

.nav__icon a {
    display: inline-block;
    height: 24px;
}

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

.nav__item:hover {
    color: var(--gold);
    text-decoration: underline;
}

.nav__icon img:hover {
    opacity: 0;
}

/* nav pc */
@media screen and (min-width: 976px) {
    .nav {
        padding: 50px 8.5%;
        width: 32%;
    }

    .nav__btn {
        width: 32px;
        height: 32px;
    }

    .nav__list {
        margin: 100px 0;
    }

    .nav__item {
        font-size: 2.4rem;
        letter-spacing: 3.2px;
    }

    .nav__item:last-of-type {
        width: auto;
    }
}

/* pc976px */

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

/* nav */


/* =================
article header
================== */
.article {
    padding-top: 80px;
}

.article__header {
    margin: 40px 0;
    text-align: center;
}

/* article header pc */
@media screen and (min-width: 976px) {
    .article__header {
        margin: 80px 0 100px;
    }
}

/* pc976px */

/* =================
footer
================== */
.footer {
    background-color: var(--green);
    padding: 40px 0;
}

.footer__group {
    margin-bottom: 20px;
}

.footerTitle {
    color: var(--white);
    font-size: 2rem;
    font-weight: 500;
    line-height: 1;
    letter-spacing: 2px;

    text-align: center;
}

.footer__list {
    margin-top: 20px;
    display: flex;
    justify-content: center;
}

.footer__item {
    margin-left: 10px;
}

.footer__item:nth-of-type(1) {
    margin-left: 0;
}

.footer__item:nth-of-type(2) {
    margin-left: 16px;
}

.footer__item {
    color: var(--whglay);
    font-size: 1.4rem;
    line-height: 1;
    transition: 0.4s;
}

.footer__item:hover {
    color: var(--gold);
    text-decoration: underline;
}

.footer__icon {
    width: 24px;
    height: 24px;
    background-image: url(../img/icon_instagramGold.svg);
    margin: 20px auto 0;
    z-index: 500;
    cursor: pointer;
}

.footer__icon img:hover {
    opacity: 0;
}

.copy {
    color: var(--whglay);
    text-align: center;
}

/* footer pc */
@media screen and (min-width: 769px) {
    .footer {
        padding: 60px 0;
    }

    .footerTitle {
        font-size: 3.2rem;
        font-weight: 400;
        letter-spacing: 3.2px;
    }

    /* .footer__list {
        margin-top: 20px;
    } */

    .footer__item {
        margin-left: 30px;
        font-size: 2rem;
    }

    .footer__item:nth-of-type(1) {
        margin-left: 0;
        font-size: 2rem;
    }

    .footer__item:nth-of-type(2) {
        margin-left: 40px;
        font-size: 2rem;
    }
}

/* 769px pc */