@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP&family=Noto+Serif+JP:wght@200..900&display=swap');
body {
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: 0.08em;
    font-size: 14px;
    color: #333;
}
body:before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    background: url("../img/bg_body.jpg") center / cover no-repeat;
}
#wrapper {
    max-width: 750px;
    margin: 0 auto;
    background-color: #fff;
}
.btn_item {
    font-size: clamp(16px, 1.8vw, 20px);
    font-weight: 700;
    letter-spacing: 0.04em;
    line-height: 1.2;
    color: #fff;
    width: 320px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    background: url("../img/bg_btn.png") center / contain no-repeat;
    margin-top: 48px;
}
.btn_item:hover {
    text-decoration: none;
    color: #fff;
    opacity: .8;
}
.btn_item span {
    display: inline-block;
    padding: 0 39px;
    position: relative;
}
.btn_item span:before {
    content: "";
    display: inline-block;
    width: 24px;
    height: 24px;
    background: url("../img/btn_arrow.svg") center / contain no-repeat;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
}
/* header */
#header {
    background-color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 80px;
}
#header h1 {
    margin: 0;
}
#header h1 img {
    width: 251px;
}
/* main */
.main_content {
    background-color: #013272;
    padding: 40px 16px 24px;
}
.content_box {
    background-color: #fff;
    border-radius: 16px;
    margin-bottom: 24px;
    text-align: center;
    padding: 48px 16px 64px;
}
.content_box.movie {
    padding-bottom: 40px;
}
.content_box.movie br.sp_only {
    display: block;
}
.content_box.info {
    text-align: left;
    margin-bottom: 0;
}
.content_box h2 {
    font-family: "Noto Serif JP", serif;
    font-size: clamp(28px, 3.65vw, 40px);
    color: #B88A2A;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.04em;
    margin: 0 0 48px;
    padding-top: 64px;
    position: relative;
}
.content_box h2:before {
    content: "";
    width: 40px;
    height: 40px;
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
}
.content_box h2.ttl_movie:before {
    background: url("../img/ttl_icon_movie.svg") center / contain no-repeat;
}
.content_box h2.ttl_greeting:before {
    background: url("../img/ttl_icon_greeting.svg") center / contain no-repeat;
}
.content_box h2.ttl_info:before {
    background: url("../img/ttl_icon_info.svg") center / contain no-repeat;
}
.content_box h2 span {
    position: relative;
    display: inline-block;
}
.content_box h2 span:before,
.content_box h2 span:after {
    content: "";
    width: 20px;
    height: 2px;
    background-color: #B88A2A;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}
.content_box h2 span:before {
    left: -34px;
}
.content_box h2 span:after {
    right: -34px;
}
.content_box p {
    font-size: clamp(14px, 1.5vw, 20px);
    line-height: 2;
    letter-spacing: 0.02em;
}
/* 特設ムービー */
.yt-item {
    width: 100%;
    aspect-ratio: 16 / 9;
    position: relative;
    margin-bottom: 32px;
}
.yt-item:before {
    content: "";
    position: absolute;
    width: 100px;
    height: 42px;
    background: url("../img/movie_deco.png") center / contain no-repeat;
    top: -42px;
    right: 0;
}
.yt-item iframe {
    width: 100%;
    height: 100%;
    border: 0;
}
/* ごあいさつ */
.content_box.greeting {
    background-image: url("../img/bg_greeting.png");
    background-position: top;
    background-size: contain;
    background-repeat: no-repeat;
    position: relative;
}
.content_box.greeting:before,
.content_box.greeting:after {
    content: "";
    position: absolute;
    bottom: 0;
}
.content_box.greeting:before {
    background: url("../img/greeting_deco_01.png") center / contain no-repeat;;
    width: clamp(60px, 8vw, 87px);
    left: 5%;
    aspect-ratio: 87 / 105;
}
.content_box.greeting:after {
    background: url("../img/greeting_deco_02.png") center / contain no-repeat;;
    width: clamp(50px, 7vw, 64px);
    right: 5%;
    aspect-ratio: 130 / 139;
}
.content_box.greeting p:not(:last-of-type) {
    margin-bottom: 30px;
}
/* 関連イベント・記事 */
.newslist {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}
.newsitem a {
    border: 2px solid #0D92E7;
    border-radius: 8px;
    padding: 16px 16px 40px;
    color: #333;
    display: block;
    height: 100%;
}
.newsitem a:hover {
    text-decoration: none;
}
.newsimg {
    display: block;
    aspect-ratio: 303 / 212;
}
.newsimg img {
    object-fit: cover;
    border-radius: 10px;
}
.newstxt {
    line-height: 1.4;
    letter-spacing: 0.04em;
    font-size: clamp(14px, 1.1vw, 16px);
}
.newstitle {
    display: block;
    margin: 16px 0;
    font-size: clamp(16px, 1.2vw, 18px);
    color: #0D92E7;
    font-weight: 700;
    line-height: 1.4;
}
.newsdate {
    display: block;
    font-size: 14px;
    font-weight: 400;
    font-family: Arial, sans-serif;
    margin-top: 9px;
    position: relative;
}
.newsdate:before {
    content: "";
    background: url("../img/news_arrow.svg") center / contain no-repeat;
    width: 24px;
    height: 24px;
    display: inline-block;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
}
/* footer */
#footer {
    text-align: center;
    background-image: none !important;
}
.footer_wrap {
    padding: 152px 20px 120px;
    background: url("../img/bg_footer.png") top / contain no-repeat;
    position: relative;
}
.footer_wrap:before {
    content: "";
    background: url("../img/footer_deco_01.png") center / contain no-repeat;
    width: clamp(120px, 30vw, 166px);
    aspect-ratio: 333 / 121;
    position: absolute;
    bottom: 0;
    left: 29px;
}
.footer_wrap:after {
    content: "";
    background: url("../img/footer_deco_02.png") center / contain no-repeat;
    width: clamp(130px, 30vw, 187px);
    aspect-ratio: 374 / 173;
    position: absolute;
    bottom: 0;
    right: 8px;
}
footer .footer_logo {
    max-width: 500px;
    width: 80%;
}
.logo_sub_ttl {
    font-size: clamp(18px, 2.5vw, 28px);
    font-weight: 900;
    color: #0D92E7;
    line-height: 1.4;
    letter-spacing: 0.12em;
    margin-top: 24px;
}
.footer_txt {
    font-size: clamp(16px, 2.2vw, 24px);
    font-weight: 700;
    line-height: 2;
    letter-spacing: 0;
    margin: 64px 0;
}
.sns-title {
    margin-bottom: 18px;
    font-size: clamp(16px, 1.7vw, 18px);
    font-weight: 700;
}
.sns-title span {
    position: relative;
}
.sns-title span:before,
.sns-title span:after {
    content: "";
    width: 1px;
    height: 29px;
    background: currentColor;
    opacity: .5;
    display: inline-block;
    position: absolute;
    top: 50%;
}
.sns-title span:before {
    transform: translateY(-50%) rotate(-40deg);
    left: -18px;
}
.sns-title span:after {
    transform: translateY(-50%) rotate(40deg);
    right: -18px;
}
.sns_wrap {
    display: flex;
    justify-content: center;
    gap: 24px;
    max-width: 296px;
    margin: 0 auto;
}
.sns_wrap a {
    aspect-ratio: 1 / 1;
    display: block;
    width: clamp(30px, 10vw, 56px);
}
#footer .copyright {
    margin: 0;
    background-color: #013272;
    font-size: 1em;
    padding: 8px 20px;
    line-height: 1;
    letter-spacing: 0;
    font-weight: 400;
}
/* 背景装飾 */
.floating-chara {
  display: none;
}
@keyframes floatY {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(-12px);
  }
}
@media (min-width: 992px) {
    .floating-chara {
        display: block;
        position: fixed;
        inset: 0;
        z-index: 1;
        pointer-events: none;
    }
    .floating-chara__item {
        position: absolute;
        animation: floatY 3s ease-in-out infinite alternate;
    }
    .floating-chara__item--01 {
        left: 24px;
        top: 20%;
        width: clamp(90px, 10vw, 133px);
    }
    .floating-chara__item--02 {
        left: 40px;
        bottom: 18%;
        width: clamp(100px, 8vw, 127px);
        animation-delay: .4s;
    }
    .floating-chara__item--03 {
        right: 40px;
        bottom: 14%;
        width: clamp(90px, 8vw, 115px);
        animation-delay: .8s;
    }
    .floating-chara__item--04 {
        right: 24px;
        top: 28%;
        width: clamp(80px, 7vw, 96px);
        animation-delay: 1.2s;
    }
}
@media (min-width: 768px) {
    body {
        font-size: 16px;
    }
    .content_box h2 span:before,
    .content_box h2 span:after {
        width: 40px;
    }
    .content_box h2 span:before {
        left: -64px;
    }
    .content_box h2 span:after {
        right: -64px;
    }
    .content_box.movie br.sp_only {
        display: none !important;
    }
    .yt-item:before {
        width: 151px;
        height: 60px;
        top: -60px;
    }
    .newslist {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}