@charset "UTF-8";

.main {
  /* =====================
    MV
  ===================== */
  .u-mv {
    &::before {
      background-image: url('../img/news/mv.png');
    }
    @media (width <= 768px) {
      &::before {
        background-image: url('../img/news/mv_2x.png');
      }
    }
  }
  /* =====================
    NEWS 一覧
  ===================== */
  .news {
    position: relative;
    padding-block: 99px 104px;

    @media (width <= 768px) {
      padding-block: calc((100 / 750) * 73 * 1vw) calc((100 / 750) * 110 * 1vw);
    }
  }

  /* =====================
    NEWS アコーディオン
  ===================== */
  .news-list {
    margin-block-start: 76px;

    @media (width <= 768px) {
      margin-block-start: calc((100 / 750) * 78 * 1vw);
    }
    & > li {
      border-top: 1px solid #999;
      &:last-child {
        border-bottom: solid 1px #999;
      }

      section {
        position: relative;
        cursor: pointer;
        padding-inline: 40px;
        padding-block: 40px 40px;

        &.close {
          padding-block: 40px 20px;

          @media (width <= 768px) {
            padding-block: calc((100 / 750) * 40 * 1vw);
          }
        }

        @media (width <= 768px) {
          padding-inline: calc((100 / 750) * 20 * 1vw) calc((100 / 750) * 30 * 1vw);
          padding-block: calc((100 / 750) * 40 * 1vw) calc((100 / 750) * 32 * 1vw);
        }
        /* ==== タイトル ==== */
        .news-title {
          position: relative;
          display: block flex;
          gap: 42px;
          align-items: center;

          @media (width <= 768px) {
            display: block flow;
          }

          .date {
            font-weight: 500;

            @media (width <= 768px) {
              font-size: calc((100 / 750) * 32 * 1vw);
            }
          }
          .title {
            position: relative;
            font-size: 20px;
            font-weight: 500;

            @media (width <= 768px) {
              font-size: calc((100 / 750) * 32 * 1vw);
              margin-block-start: calc((100 / 750) * 17 * 1vw);
            }
          }
        }
        /* ==== アコーディオンで現れるエリア ==== */
        .news-box {
          display: none;
          padding-top: 40px;

          @media (width <= 768px) {
            padding-block-start: calc((100 / 750) * 40 * 1vw);
            padding-inline: calc((100 / 750) * 40 * 1vw) calc((100 / 750) * 20 * 1vw);
          }
        }
        /* ==== 右の十字 ==== */
      }
    }
  }

  /* ==== 右の十字 ==== */
  .news-title {
    &:before,
    &:after {
      content: '';
      position: absolute;
      margin: auto;
      box-sizing: border-box;
      vertical-align: middle;
    }
    &:before {
      border-top: 2px solid #999;
      width: 24px;
      height: 0;
      top: 0;
      bottom: 0;
      right: 0;
    }
    &:after {
      border-left: 2px solid #999;
      border-radius: 50rem;
      width: 0;
      height: 24px;
      top: 0;
      bottom: 0;
      right: 11px;
      transition: 0.3s;
    }

    @media (width <= 768px) {
      &:before {
        border-top: calc((100 / 750) * 4 * 1vw) solid #999;
        width: calc((100 / 750) * 36 * 1vw);
      }
      &:after {
        border-left: calc((100 / 750) * 4 * 1vw) solid #999;
        border-radius: 50rem;
        height: calc((100 / 750) * 36 * 1vw);
        right: calc((100 / 750) * 15 * 1vw);
      }
    }
  }
  /*　closeというクラスがついたら形状変化　*/
  section.close .news-title:after {
    height: 0;
  }
}