@charset 'UTF-8';

* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

/* ====================================== */
/* 共通設定 */
/* ====================================== */
body {
    font-size: var(--size_m);
    line-height: 1;
    color: var(--color_3);
    font-family: var(--font_serif);
}

img {
    display: block;
    width: 100%;
}

a {
    text-decoration: none;
}

li {
    list-style: none;
}

.center {
    text-align: center;
}
.left {
    text-align: left;
}
.right {
    text-align: right;
}

.bg_color {
    background-color: var(--color_2);
}

/* ボタンデザイン */
.btn {
    display: block;
    width: 90%;
    line-height: 3;
    margin: 40px auto;
    background-color: var(--color_3);
    color: #fff;
    transition: 0.3s;
}

@media screen and (min-width: 600px) {
    .btn {
        max-width: 500px;
    }
    .btn:hover {
        opacity: 0.7;
        transition: 0.3s;
    }
}
/* ========== min-width:600px ========== */

/* ====================================== */
/* ヘッダー */
/* ====================================== */
header {
    background-color: #ffffff;
    /* backdrop-filter: blur(5px); */
    width: 100%;
    height: 70px;
    padding-top: 0.5rem;
    padding-left: 1rem;
    padding-right: 0.5rem;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10;
}

/* ロゴ・ナビ・ハンバーガーを横並び */
.header_inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ロゴ */
.logo {
    display: block;
    width: 150px;
    line-height: 70px;
}

.logo_box a {
    display: block;
    height: 70px;
}

/* SNSアイコン */
.icon_box {
    display: flex;
    gap: 16px;
    /* 横方向中央 */
    justify-content: center;
}

.icon_box img {
    width: 25px;
    /* 縦方向中央 */
    height: 70px;
}

/* ナビ -------------------------*/
.header_inner nav {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    background-color: var(--color_1);
    width: 100vw;
    height: 100vh;
    padding-top: 50px;
    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
    z-index: 10;
    /* mix-blend-mode: difference; */
}

.header_inner nav li {
    font-size: var(--size_l);
    text-align: center;
    margin-left: auto;
    margin-right: auto;
    line-height: 50px;
}

.header_inner nav li a {
    display: block;
}
.on.header_inner nav {
    opacity: 1;
    visibility: visible;
    transition: 0.3s;
}

@media screen and (min-width: 960px) {
    header {
        padding-top: 0;
    }

    .header_inner {
        max-width: 1400px;
        margin-left: auto;
        margin-right: auto;
        padding-left: 20px;
        padding-right: 20px;
    }

    /* sp用の要素を非表示 */
    .header_inner .hum,
    .header_inner .nav_home {
        display: none;
    }

    .logo_box {
        width: 200px;
    }

    .logo_box h1 {
        padding-top: 0.5rem;
    }

    .header_inner nav {
        position: static;
        background-color: transparent;
        height: auto;
        padding-top: 0;
        opacity: 1;
        visibility: visible;
        transition: 0.3s;
    }

    .header_inner nav ul {
        display: flex;
        padding-left: 300px;
    }

    .header_inner nav ul li {
        font-size: var(--size_m);
        padding-top: 0.8rem;
        /* border: 1px solid red; */
    }

    .header_inner nav ul li a {
        width: 100%;
    }
}

/* ========== min-width:600px ========== */

/* ハンバーガーメニュー  -------------------------*/
.header_inner .hum {
    width: 50px;
    height: 50px;
    text-align: center;
}

.header_inner .hum span {
    display: block;
    width: 40px;
    height: 2px;
    margin: 0 auto;
    background-color: var(--color_3);
    transition: 0.3s;

    /* 下に隠れないように */
    position: fixed;
    z-index: 20;
}

/* OFF */
.header_inner .hum span:nth-child(1) {
    transform: translateY(8px);
    transition: 0.3s;
}

.header_inner .hum span:nth-child(2) {
    transform: translateY(23px);
    transition: 0.3s;
}

.header_inner .hum span:nth-child(3) {
    transform: translateY(38px);
    transition: 0.3s;
}

/* ON */
.on.header_inner .hum span:nth-child(1) {
    transform: translateY(23px) rotate(-45deg);
    transition: 0.3s;
}

.on.header_inner .hum span:nth-child(2) {
    display: none;
    transition: 0.3s;
}

.on.header_inner .hum span:nth-child(3) {
    transform: translateY(23px) rotate(45deg);
    transition: 0.3s;
}

/* ハンバーガーメニューリンク  -------------------------*/
.hum_link a {
    display: block;
    transition: 0.3s;
}

header nav.on {
    display: none;
    transition: 0.3s;
}

@media screen and (min-width: 600px) {
    header nav.on {
        display: block;
        transition: 0.3s;
    }
}
/* ========== min-width:600px ========== */

/* ====================================== */
/* セクション共通 */
/* ====================================== */
section {
    background-color: #fff;
    padding-bottom: 80px;
}

section .anime_box {
    padding-top: 40px;
    padding-bottom: 40px;
    text-align: center;
}

@media screen and (min-width: 600px) {
    section {
        padding-bottom: 80px;
    }
}
/* ========== min-width:px ========== */
section .anime_box h2 {
    font-size: var(--size_ll);
}

section .anime_box p {
    font-size: var(--size_ml);
}

section .sect_inner {
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

section .desc {
    width: 100%;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 16px;
    padding-right: 16px;
    padding-bottom: 40px;
    text-align: center;
}

section .desc p {
    margin-bottom: 16px;
}

/* view More --------------------------*/
.page_link {
    line-height: 2;
    display: inline-block;
    text-align: center;
    text-decoration: none;
    outline: none;
    color: var(--color_3);
    border-bottom: 2px;
}

a.page_link {
    position: relative;
    text-align: center;
    padding-left: 10px;
}

.page_link span {
    padding-left: 20px;
}

a.page_link::before {
    position: absolute;
    left: 0;
    content: "";
    width: 100%;
    height: 1px;

    background: rgba(var(--color_rgb_3), 0.3);
    bottom: -10px;
    transform: scale(1, 1);
    transform-origin: right top;
    transition: transform 0.5s;
}

a.page_link::after {
    position: absolute;
    left: 0;
    content: "";
    width: 100%;
    height: 1.5px;
    background: var(--color_3);
    bottom: -10px;
    transform: scale(0, 1);
    transform-origin: right top;
    transition: transform 0.5s;
}

@media screen and (min-width: 600px) {
    a.page_link:hover::after {
        transform: scale(1, 1);
        transform-origin: left top;
    }
}

/* ========== min-width:600px ========== */
/* view More --------------------------*/

section .image {
    width: 100%;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

@media screen and (min-width: 600px) {
    section .anime_box {
        padding-top: 80px;
        padding-bottom: 80px;
    }

    section .anime_box h2 {
        font-size: var(--size_xl);
    }

    section .anime_box p {
        font-size: var(--size_l);
    }

    section .desc {
        padding-bottom: 0;
    }

    section .sect_inner {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    section .reverse {
        flex-direction: row-reverse;
    }
}

/* ========== min-width:600px ========== */

/* セクションタイトルの1文字ずつ浮き上がるアニメーション */
.anime-up.displayed span {
    animation: showText 1s backwards;
    display: inline-block;
}

.anime-up.displayed > span {
    overflow: hidden;
}

.anime-up.displayed > span > span {
    animation: showTextFromBottom 1s backwards;
}

@keyframes showTextFromBottom {
    0% {
        transform: translateY(100%);
        opacity: 0;
    }

    100% {
        transform: translateY(0px);
        opacity: 1;
    }
}

/* ====================================== */
/* footer */
/* ====================================== */
footer {
    background-color: var(--color_1);
    color: #fff;
    text-align: center;
    padding: 40px;
    margin-top: 80px;
}

.footer_inner {
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.footer_inner nav ul li {
    padding: 8px;
}

.footer_inner .logo_box,
.footer_inner .logo_box img {
    margin-left: auto;
    margin-right: auto;
    padding-bottom: 16px;
    width: 200px;
}
@media screen and (min-width: 600px) {
    .footer_inner .nav_home {
        display: none;
    }
}
/* ========== min-width:600px ========== */