@charset "utf-8";

@media (min-width: 769px) {
  .underlayer_mv::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    margin-inline: auto;
    border-top: 1px solid var(--color-gray-20);
  }
  .underlayer_mv::before {
    width: calc(100% - min(40rem, 40px) * 2);
  }
}
/* index_article */
.index_article_wrap {
  display: flex;
  flex-direction: column;
}
.index_article {
  display: flex;
}
.index_article_block {
  display: flex;
  flex-direction: column;
}
.index_article_txt_area {
  display: flex;
  flex-direction: column;
  gap: 40rem;
}
.index_article_en {
  padding-top: 10rem;
  text-align: right;
  line-height: 1;
  font-size: 11rem;
  border-top: 3rem solid var(--color-black);
  border-top: 1px solid var(--color-black);
}
.index_article_ttl {
  font-size: 30rem;
  line-height: 1;
}
.index_article_txt {
  font-size: 16rem;
  line-height: 1.9;
  text-align: justify;
}
.index_article_img_row {
  display: flex;
  width: 100%;
}
.index_article_img_column {
  display: flex;
  width: 100%;
}
.index_article_img {
  display: block;
  width: 100%;
  position: relative;
  line-height: 0;
}
.index_article_img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
@media (min-width: 769px) {
  .index_article_wrap {
    gap: 40rem;
  }
  .index_article {
    justify-content: space-between;
    gap: 39rem;
    align-items: flex-start;
  }
  .index_article_block {
    width: 400rem;
    gap: 69rem;
  }
  .index_article_txt_area {
    /* padding-inline: 40rem; */
  }
  .index_article_img_area {
    width: 840rem;
  }
  .index_article_img_column {
    flex-direction: column;
  }
  .index_article_img {
    height: 420rem;
  }
  .index_article_img_row .index_article_img:has(~ .index_article_img_column),
  .index_article_img_row .index_article_img_column ~ .index_article_img {
    height: auto;
  }
}
@media (max-width: 768px) {
  .index_article_wrap {
    gap: 100rem;
  }
  .index_article {
    flex-direction: column;
    gap: 40rem;
  }
  .index_article_block {
    width: 100%;
    gap: 40rem;
  }
  .index_article_img_area {
    width: 100%;
  }
  .index_article_img_row:has(> .index_article_img_column) {
    display: block;
  }
  .index_article_img {
    height: 334rem;
  }
}

/* index2_article */
.index2_article_wrap {
  display: flex;
  flex-direction: column;
}
.index2_article {
  text-decoration: none;
}
.index2_article_img_area {
  position: relative;
}
.index2_article_block {
  border-top: 3rem solid var(--color-black);
  border-top: 1px solid var(--color-black);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10rem;
}
.index2_article_name_jp {
  line-height: 1.2;
}
.index2_article_name_en {
  line-height: 1;
}
.index2_article_name_sub {
  font-size: 14rem;
  line-height: 1.4;
}
@media (min-width: 769px) {
  .index2_article {
    display: flex;
    justify-content: space-between;
    gap: 120rem;
  }
  .index2_article_block {
    width: 400rem;
    padding-top: 69rem;
  }
  .index2_article_img_area {
    width: 840rem;
  }
  .index2_article_name {
    font-size: 44rem;
  }
  .index2_article_name_en {
    font-size: 65rem;
  }
  .index2_article_name_jp {
    font-size: 30rem;
  }
}
@media (max-width: 768px) {
  .index2_article_wrap {
    gap: 120rem;
  }
  .index2_article_block {
    min-height: 210rem;
    padding-block: 40rem 20rem;
  }
  .index2_article_name_en {
    font-size: 50rem;
  }
  .index2_article_name_jp {
    font-size: 30rem;
  }
}