@charset "UTF-8";
.clearfix:before,
.clearfix:after,
.container:before,
.container:after,
.container-fluid:before,
.container-fluid:after,
.row:before,
.row:after {
  content: " ";
  display: table;
}

.clearfix:after,
.container:after,
.container-fluid:after,
.row:after {
  clear: both;
}

/*　////////////////////////////////
ブレイクポイント
//////////////////////////////////　*/
/*　////////////////////////////////
ベースフォント
//////////////////////////////////　*/
/*　////////////////////////////////
カラー
//////////////////////////////////　*/
/*　////////////////////////////////
clearfix[@extend .clearfix];
//////////////////////////////////　*/
.clearfix {
  zoom: 1;
}
.clearfix:after {
  display: block;
  content: "";
  clear: both;
}

/*　////////////////////////////////////////////////////////////////////////////////////////////////
flex include
//////////////////////////////////////////////////////////////////////////////////////////////////　*/
/*　////////////////////////////////////////////////////////////////////////////////////////////////
初期値top:50%; left:50%;
[@include set-top();] [@include set-left();]
//////////////////////////////////////////////////////////////////////////////////////////////////　*/
/*縦中央*/
/*横中央*/
/* -----上下左右中央、%指定で調整可能----- */
/*　////////////////////////////////
flex 設定
//////////////////////////////////　*/
/*　////////////////////////////////
三角形
//////////////////////////////////　*/
/*　////////////////////////////////
矢印
//////////////////////////////////　*/
/*　////////////////////////////////////////////////////////////////////////////////////////////////
font-size
//////////////////////////////////////////////////////////////////////////////////////////////////　*/
/*　////////////////////////////////
汎用style
//////////////////////////////////　*/
/*　////////////////////////////////
TOPメイン画像
//////////////////////////////////　*/
.webp {
  /* 写真差し替え用 */
}
.webp #opening .bg1 {
  background-image: url("/img/top/webp/op_bg_03.webp");
}
.webp #opening .bg2 {
  background-image: url("/img/top/webp/op_bg_04.webp");
}
.webp .main_slider .mv-slide-01 {
  background-image: url("/img/top/webp/op_bg_02.webp");
}
.webp .main_slider .mv-slide-02 {
  background-image: url("/img/top/webp/op_bg_01.webp");
}
.webp .main_slider .mv-slide-03 {
  background-image: url("/img/top/webp/op_bg_04.webp");
}

.no-webp #opening .bg1 {
  background-image: url("/img/top/op_bg_03.jpg");
}
.no-webp #opening .bg2 {
  background-image: url("/img/top/op_bg_04.jpg");
}
.no-webp .main_slider .mv-slide-01 {
  background-image: url("/img/top/op_bg_02.jpg");
}
.no-webp .main_slider .mv-slide-02 {
  background-image: url("/img/top/op_bg_01.jpg");
}
.no-webp .main_slider .mv-slide-03 {
  background-image: url("/img/top/op_bg_04.jpg");
}

.all-wrapper {
  /* =========================
     Opening Base
  ========================= */
}
.all-wrapper #opening {
  position: fixed;
  inset: 0;
  z-index: 9999;
  overflow: hidden;
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  opacity: 1;
}
.all-wrapper #opening::before {
  content: "";
  position: absolute;
  inset: 0;
  background: #fff;
}
.all-wrapper #opening {
  /* ===== 背景 ===== */
}
.all-wrapper #opening .bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center right 20%;
  opacity: 0;
  -webkit-animation: bgFade 8s infinite;
          animation: bgFade 8s infinite;
  -webkit-filter: brightness(0.85);
          filter: brightness(0.85); /* 通常時はやや暗め */
  -webkit-transition: -webkit-filter 1s ease;
  transition: -webkit-filter 1s ease;
  transition: filter 1s ease;
  transition: filter 1s ease, -webkit-filter 1s ease; /* ← 明るさ変化をなめらかに */
}
@media (min-width: 768px) {
  .all-wrapper #opening .bg {
    background-position: center;
  }
}
.all-wrapper #opening {
  /* ===== 2007停止中に少し明るく ===== */
}
.all-wrapper #opening .bg.is-bright {
  -webkit-filter: brightness(1.05);
          filter: brightness(1.05);
}
.all-wrapper #opening {
  /* 背景画像（例） */
}
.all-wrapper #opening .bg.bg1 {
  -webkit-animation-delay: 0s;
          animation-delay: 0s;
}
.all-wrapper #opening .bg.bg2 {
  -webkit-animation-delay: 4s;
          animation-delay: 4s;
}
.all-wrapper #opening {
  /* 暗め乗算レイヤー */
}
.all-wrapper #opening .bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}
.all-wrapper #opening {
  /* ===== 背景フェード ===== */
}
@-webkit-keyframes bgFade {
  0% {
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  50% {
    opacity: 1;
  }
  80% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
@keyframes bgFade {
  0% {
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  50% {
    opacity: 1;
  }
  80% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
.all-wrapper #opening {
  /* ===== 年号 ===== */
}
.all-wrapper #opening .year {
  color: #fff;
  font-size: clamp(10rem, 13.5vw, 17rem);
  font-family: "Oswald", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
  font-weight: 400;
  letter-spacing: 0.1em;
}
.all-wrapper #opening {
  /* 年号1桁ずつ */
}
.all-wrapper #opening .year span {
  width: 1ch;
  display: inline-block;
  text-align: center;
  -webkit-transition: opacity 0.15s ease, -webkit-transform 0.15s ease;
  transition: opacity 0.15s ease, -webkit-transform 0.15s ease;
  transition: opacity 0.15s ease, transform 0.15s ease;
  transition: opacity 0.15s ease, transform 0.15s ease, -webkit-transform 0.15s ease;
}
.all-wrapper #opening .content {
  position: relative;
  z-index: 2;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  text-align: center;
}
.all-wrapper #opening {
  /* ===== ロゴ ===== */
}
.all-wrapper #opening .logo {
  margin-top: -100%;
  color: #fff;
  text-align: center;
  opacity: 0;
  -webkit-transform: translateY(20px);
          transform: translateY(20px);
  -webkit-transition: opacity 1.5s ease, -webkit-transform 1.5s ease;
  transition: opacity 1.5s ease, -webkit-transform 1.5s ease;
  transition: opacity 1.5s ease, transform 1.5s ease;
  transition: opacity 1.5s ease, transform 1.5s ease, -webkit-transform 1.5s ease;
}
.all-wrapper #opening .logo-image {
  width: 150px;
  width: clamp(150px, 50vw, 250px);
  height: auto;
  display: block;
  margin: 0 auto 16px;
}
.all-wrapper #opening .logo-text {
  color: #fff;
  font-size: clamp(3rem, 3.5vw, 4rem);
  letter-spacing: 0.05em;
  font-weight: 600;
}
.all-wrapper #opening {
  /* ===== フェードアウト ===== */
}
.all-wrapper #opening .fade-out {
  opacity: 0;
  -webkit-transition: opacity 1s ease;
  transition: opacity 1s ease;
}
.all-wrapper {
  /*　////////////////////////////////////////////////////////////////////////////////////////////////
  top
  //////////////////////////////////////////////////////////////////////////////////////////////////　*/
}
.all-wrapper #top .top-title-style {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  margin-bottom: clamp(30px, 23.1818181818px + 1.8181818182vw, 45px);
}
.all-wrapper #top .top-title-style .jp {
  font-family: "Shippori Mincho", serif;
  font-weight: 600;
  font-style: normal;
  font-size: clamp(2.7rem, 21.512195122px + 1.4634146341vw, 4.2rem);
  position: relative;
  display: inline-block;
  padding: 0 clamp(35px, 19.0909090909px + 4.2424242424vw, 70px);
  margin-bottom: 5px;
}
.all-wrapper #top .top-title-style .jp::before, .all-wrapper #top .top-title-style .jp::after {
  content: "";
  position: absolute;
  top: 50%;
  display: inline-block;
  width: clamp(30px, 16.3636363636px + 3.6363636364vw, 60px);
  height: 2px;
  background-color: #8b0000;
}
.all-wrapper #top .top-title-style .jp::before {
  left: 0;
}
.all-wrapper #top .top-title-style .jp::after {
  right: 0;
}
.all-wrapper #top .top-title-style .en {
  line-height: 1;
  font-family: "Oswald", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
  font-weight: 400;
  color: #8b0000;
  font-size: clamp(1.8rem, 15.4390243902px + 0.6829268293vw, 2.5rem);
}
.all-wrapper #top {
  /*----- .main-visual ------------------------------------*/
}
.all-wrapper #top .main-visual {
  position: relative;
}
.all-wrapper #top .main-visual .mv-slide {
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  width: 100%;
  height: 50vh;
}
.all-wrapper #top .main-visual .mv-txt-wrap {
  position: absolute;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  width: 100%;
  height: 100%;
  inset: 0;
  -webkit-box-align: end;
      -ms-flex-align: end;
          align-items: flex-end;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  padding: 0 clamp(15px, 8.1818181818px + 1.8181818182vw, 30px) clamp(35px, 28.1818181818px + 1.8181818182vw, 50px);
}
.all-wrapper #top .main-visual .mv-txt-wrap .mv-txt {
  font-size: clamp(2rem, 7.5609756098px + 3.3170731707vw, 5.4rem);
  font-weight: bold;
  color: #fff;
  text-shadow: 0px 0px 5px rgb(61, 61, 61);
}
@media (min-width: 768px) {
  .all-wrapper #top .main-visual .mv-slide {
    height: 90vh;
    max-height: 1000px;
  }
  .all-wrapper #top .main-visual .mv-txt-wrap {
    padding: 0 5vw 10vh;
  }
}
.all-wrapper #top .top-title-area {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  background: #8b0000;
  padding: 12px 15px;
  position: relative;
  text-align: center;
}
.all-wrapper #top .top-title-area::before {
  content: "";
  position: absolute;
  background-image: url("/img/common/stripe.svg");
  background-repeat: repeat;
  background-size: 32px;
  z-index: 1;
  width: 100%;
  height: 100%;
  inset: 0;
  opacity: 0.5;
}
.all-wrapper #top .top-title-area .top-title {
  color: #fff;
  font-size: clamp(1.5rem, 13.9024390244px + 0.2926829268vw, 1.8rem);
  font-weight: 500;
  position: relative;
  z-index: 2;
}
.all-wrapper #top {
  /*----- .info-area ------------------------------------*/
}
.all-wrapper #top .info-area {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  background: #f9f9f9;
  padding: clamp(35px, 23.6363636364px + 3.0303030303vw, 60px) clamp(20px, 15.4545454545px + 1.2121212121vw, 30px) clamp(40px, 21.8181818182px + 4.8484848485vw, 80px);
}
.all-wrapper #top .info-area .info-list {
  max-width: 870px;
  margin: 0 auto clamp(30px, 23.1818181818px + 1.8181818182vw, 45px);
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  padding: clamp(25px, 20.4545454545px + 1.2121212121vw, 35px) clamp(25px, 13.6363636364px + 3.0303030303vw, 50px);
  background: #fff;
  border-radius: 10px;
  -webkit-box-shadow: 0px 0px 12px -5px #aaa;
          box-shadow: 0px 0px 12px -5px #aaa;
}
.all-wrapper #top .info-area .info-list .info-item {
  padding: clamp(10px, 7.7272727273px + 0.6060606061vw, 15px) 0;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  border-bottom: 1px solid #d4d4d4;
}
.all-wrapper #top .info-area .info-list .info-item:first-child {
  padding-top: 0;
}
.all-wrapper #top .info-area .info-list .info-item .info-title {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
}
.all-wrapper #top .info-area .info-list .info-item .info-title .day {
  margin-right: clamp(20px, 17.7272727273px + 0.6060606061vw, 25px);
  font-family: "Oswald", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
  color: #8b0000;
}
.all-wrapper #top .info-area .info-list .info-item .info-title .title {
  font-weight: 500;
}
.all-wrapper #top {
  /*----- .top-reunion ------------------------------------*/
}
.all-wrapper #top .top-reunion .reunion-contents {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: reverse;
      -ms-flex-direction: row-reverse;
          flex-direction: row-reverse;
  gap: 20px 4%;
  margin-bottom: clamp(30px, 23.1818181818px + 1.8181818182vw, 45px);
}
.all-wrapper #top .top-reunion .reunion-contents .img-box, .all-wrapper #top .top-reunion .reunion-contents .txt-box {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  width: 100%;
}
.all-wrapper #top .top-reunion .reunion-links {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  gap: 20px 2%;
}
.all-wrapper #top .top-reunion .reunion-links .reunion-link-item {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  width: 100%;
}
.all-wrapper #top .top-reunion .reunion-links .reunion-link-box {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}
.all-wrapper #top .top-reunion .reunion-links .reunion-link-box:hover span {
  opacity: 1;
}
.all-wrapper #top .top-reunion .reunion-links .reunion-link-box:hover .reunion-link-thumb {
  -webkit-filter: grayscale(100%);
          filter: grayscale(100%);
}
.all-wrapper #top .top-reunion .reunion-links .reunion-link-box:hover .reunion-link-txt::after {
  right: 10px;
}
.all-wrapper #top .top-reunion .reunion-links .reunion-link-thumb {
  display: block;
  height: 240px;
  width: 100%;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  position: relative;
  -webkit-filter: grayscale(0%);
          filter: grayscale(0%);
  -webkit-transition: all 0.2s ease-in-out;
  transition: all 0.2s ease-in-out;
}
.all-wrapper #top .top-reunion .reunion-links .rl-thumb-01 {
  background-image: url("/img/top/webp/top_rl_thumb_01.webp");
}
.all-wrapper #top .top-reunion .reunion-links .rl-thumb-02 {
  background-image: url("/img/top/webp/top_rl_thumb_02.webp");
}
.all-wrapper #top .top-reunion .reunion-links .rl-thumb-03 {
  background-image: url("/img/top/webp/top_rl_thumb_03.webp");
}
.all-wrapper #top .top-reunion .reunion-links .reunion-link-txt {
  display: block;
  padding: 12px 30px;
  text-align: center;
  position: relative;
}
.all-wrapper #top .top-reunion .reunion-links .reunion-link-txt::after {
  content: "";
  width: 0.85em;
  height: 1em;
  background: #fff;
  clip-path: polygon(0 0, 100% 50%, 0 100%);
  top: 50%;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
  right: 15px;
  position: absolute;
  z-index: 2;
  -webkit-transition: all 0.2s ease-in-out;
  transition: all 0.2s ease-in-out;
}
.all-wrapper #top .top-reunion .reunion-links .reunion-link-txt .stripe-txt {
  font-weight: bold;
  font-size: clamp(1.7rem, 15.9024390244px + 0.2926829268vw, 2rem);
}
@media (min-width: 768px) {
  .all-wrapper #top .top-reunion .reunion-contents .img-box {
    width: 40%;
  }
  .all-wrapper #top .top-reunion .reunion-contents .txt-box {
    width: 56%;
  }
  .all-wrapper #top .top-reunion .reunion-links .reunion-link-item {
    width: 32%;
  }
}
.all-wrapper #top {
  /*----- .top-reunion ------------------------------------*/
}
.all-wrapper #top .official-line .official-line-title {
  font-size: clamp(2.2rem, 19.0731707317px + 0.7804878049vw, 3rem);
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  padding: clamp(15px, 12.7272727273px + 0.6060606061vw, 20px) 15px;
  border-top: 4px solid #06c755;
  border-bottom: 4px solid #06c755;
  text-align: center;
  margin-bottom: clamp(30px, 25.4545454545px + 1.2121212121vw, 40px);
}
.all-wrapper #top .official-line .line-add-wrap {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  gap: 35px 4%;
}
.all-wrapper #top .official-line .line-add-wrap .line-add-box {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  width: 100%;
  background: #f9f9f9;
  border-radius: 5px;
}
.all-wrapper #top .official-line .line-add-wrap .line-add-title {
  background: #2e2e2e;
  font-size: clamp(1.8rem, 15.8048780488px + 0.5853658537vw, 2.4rem);
  font-weight: bold;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  text-align: center;
  padding: 10px 15px;
  color: #fff;
  border-radius: 5px 5px 0 0;
}
.all-wrapper #top .official-line .line-add-wrap .line-add-contents {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  padding: 20px 20px 35px;
}
.all-wrapper #top .official-line .line-add-wrap .line-add-contents .line-add-btn {
  width: clamp(180px, 170.9090909091px + 2.4242424242vw, 200px);
  height: auto;
}
.all-wrapper #top .official-line .line-add-wrap .line-add-contents .line-ad-qr {
  width: clamp(80px, 61.8181818182px + 4.8484848485vw, 120px);
  height: auto;
}
@media (min-width: 768px) {
  .all-wrapper #top .official-line .line-add-wrap .line-add-box {
    width: 48%;
  }
}
.all-wrapper #top {
  /*----- .sponsor ------------------------------------*/
}
.all-wrapper #top .sponsor {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  padding: clamp(50px, 36.3636363636px + 3.6363636364vw, 80px) 0;
  background: #f9f9f9;
  border-top: 1px solid #bfbfbf;
}
.all-wrapper #top .sponsor .sponsor-list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  gap: 15px 2%;
}
.all-wrapper #top .sponsor .sponsor-list .sponsor-box {
  width: 100%;
}
@media (min-width: 480px) {
  .all-wrapper #top .sponsor .sponsor-list .sponsor-box {
    width: 49%;
  }
}
@media (min-width: 768px) {
  .all-wrapper #top .sponsor .sponsor-list .sponsor-box {
    width: 23.5%;
  }
}
.all-wrapper {
  /* ---------- top --------------- */
}