/* --------------------
   MV（メインビジュアル）
-------------------- */
.mv {
   position: relative;
   width: 100%;
   height: 350px;
   overflow: hidden;
}

.mv-slider {
   position: relative;
   width: 100%;
   height: 100%;
}

.mv-slide {
   position: absolute;
   inset: 0;
   opacity: 0;
   transition: opacity 1.2s ease;
}

.mv-slide.active {
   opacity: 1;
}

.mv-slide img {
   width: 100%;
   height: 100%;
   object-fit: cover;
}

.mv-text {
   position: absolute;
   inset: 0;
   z-index: 5;
}

.mv-text h1 {
   margin: 0;
}

.mv-text-item {
   position: absolute;
   top: 50%;
   left: 50%;
   opacity: 0;
   transform: translate(-50%, -50%) translateY(20px);
   transition: opacity 1.4s cubic-bezier(0.22, 1, 0.36, 1), transform 1.4s cubic-bezier(0.22, 1, 0.36, 1);
   text-align: center;
   width: 100%;
}

.mv-text-item.is-show {
   opacity: 1;
   transform: translate(-50%, -50%) translateY(0);
}

.mv-text-item img {
   display: block;
   width: 60%;
   margin: 0 auto;
   max-width: 950px;
}

/* プログレスバー */
.mv-progress {
   position: absolute;
   bottom: 0;
   left: 0;
   width: 100%;
   height: 4px;
   background: rgba(255, 255, 255, 0.3);
   overflow: hidden;
}

.mv-progress-bar {
   width: 0;
   height: 100%;
   background: rgba(209, 206, 18, 0.8);
   transition: width linear;
}

/* イベント＆キャンペーン */
.event-section {
   padding: 2rem 1.5rem;
}

.event-inner {
   max-width: 1200px;
   margin: 0 auto;
}

.event-title {
   color: #444444;
   text-align: left;
   font-size: 1.4rem;
   margin: 10px 0 25px 0;
   border-bottom: 2px #444 solid;
   font-weight: 700;
   padding-bottom: 7px;
}

.event-list {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
   gap: 20px;
}

.event-item {
   width: 260px;
   text-align: left;
   margin: 0 auto;
}

.event-item a {
   display: block;
   text-decoration: none;
   color: inherit;
}

.event-item img {
   width: 100%;
   display: block;
   border-radius: 4px;
   transition: transform 0.3s ease;
}

.event-item a:hover img {
   transform: scale(1.05);
}

.event-item-title {
   font-weight: 700;
   margin-top: 0.8rem;
   font-size: 1rem;
   color: #149628;
   transition: color 0.3s ease, opacity 0.3s ease;
}

.event-item a:hover .event-item-title {
   opacity: 0.7;
   color: #ff4800;
}

.event-item-desc {
   margin-top: 0.3rem;
   font-size: 0.9rem;
   color: #444;
   line-height: 1.5;
}

.event-banner-wrap {
   width: 100%;
   background: #f5f5f5;
   padding: 1.5rem 0;
   border-radius: 4px;
   margin-top: 1rem;
}

.event-banner {
   max-width: 1200px;
   margin: 0 auto;
   text-align: center;
}

.event-banner a {
   display: inline-block;
}

.event-banner img {
   display: block;
   height: auto;
   width: auto;
   max-width: 100%;
   margin: 0 auto;
}

.event-banner a:hover img {
   transform: scale(1.02);
   opacity: 0.95;
   transition: transform 0.3s ease, opacity 0.3s ease;
}

/* お知らせ＆スタッフブログ */
.info-blog-section {
   padding-bottom: 8rem;
}

.info-blog-inner {
   max-width: 1200px;
   margin: 0 auto;
   padding: 0 1.5rem;
   display: grid;
   grid-template-columns: 1fr 1fr;
   gap: 2rem;
}

.info-title {
   font-size: 1.4rem;
   font-weight: 700;
   border-bottom: 2px solid #000;
   padding-bottom: 0.5rem;
   margin-bottom: 1rem;
}

.info-list {
   list-style: none;
   margin: 0;
   padding: 0;
}

.info-item {
   display: flex;
   align-items: flex-start;
   gap: 0.8rem;
   padding: 0.6rem 0;
   border-bottom: 1px solid #ddd;
   font-size: 0.95rem;
}

.info-date {
   font-weight: 700;
   color: #149628;
   width: 90px;
   flex-shrink: 0;
}

.info-text {
   color: #333;
   text-decoration: none;
   flex: 1;
}

.info-text[href]:hover {
   color: #ff4800;
}

/* スポンサーバナー */
.sponsor-section {
   width: 100%;
   background: #f5f5f5;
   padding: 1rem 0;
}

.sponsor-inner {
   max-width: 1200px;
   margin: 0 auto;
}

.sponsor-list {
   display: grid;
   grid-template-columns: repeat(5, 1fr);
   gap: 10px;
   justify-items: start;
}

.sponsor-list img {
   width: 211px;
   height: 50px;
   display: block;
}

/* --------------------
   トップページ専用レスポンシブ
-------------------- */

@media (max-width: 768px) {
   .mv {
      height: 150px;
   }

   .mv-slide img {
      position: absolute;
      top: 50%;
      left: 50%;
      height: 100%;
      width: auto;
      transform: translate(-50%, -50%);
   }

   .mv-text {
      left: 50%;
      transform: translateX(-50%);
      width: 100%;
      text-align: center;
      top: 0;
   }

   .mv-text img {
      width: 90%;
      height: auto;
   }

   .event-list {
      flex-direction: column;
      width: 95%;
      max-width: 420px;
      margin: 2rem auto 0;
      gap: 1.5rem;
   }

   .event-item {
      width: 100%;
      max-width: 420px;
      margin: 0 auto;
      text-align: center;
   }

   .event-item-title,
   .event-item-desc {
      text-align: center;
   }

   .event-item-title {
      font-size: 1.2rem;
   }

   .event-banner-wrap {
      background: none;
      padding: 1rem 0 0;
      border-radius: 0;
   }

   .info-blog-section {
      padding-bottom: 5rem;
   }

   .info-blog-inner {
      grid-template-columns: 1fr;
   }

   .sponsor-inner {
      width: 90%;
      margin: 0 auto;
   }

   .sponsor-list {
      grid-template-columns: repeat(2, 1fr);
   }

   .sponsor-list img {
      width: 100%;
      height: auto;
   }

   .site-footer {
      padding: 0 1rem 1.5rem;
   }

}

/* --- 480px以下 */
@media screen and (max-width: 480px) {
   html {
      font-size: 14px;
   }
}