@charset "UTF-8";
/* ------------------------------------------
 *  _color.scss
 *  色変数設定
 * ------------------------------------------ */
/*--- 共通カラー ---*/
/*--- biobankカラー ---*/
/*--- brainbankカラー ---*/
/*--- トビラページカラー ---*/
/* ------------------------------------------
 *  _breakpoint.scss
 *  ブレークポイント設定
 * ------------------------------------------ */
/* ------------------------------------------
 *  _z-index.scss
 *  z-index設定
 * ------------------------------------------ */
/* ------------------------------------------
 *  _func.scss
 *  関数設定
 * ------------------------------------------ */
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/* ------------------------------------------
 *  _hover.scss
 *  mixin - ホバー定義
 * ------------------------------------------ */
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/* ------------------------------------------
 *  _set.scss
 *  mixin - CSS簡易設定定義
 * ------------------------------------------ */
/* flexセット */
/* ------------------------------------------ */
/* inline-flexセット */
/* ------------------------------------------ */
/* gridセット */
/* ------------------------------------------ */
/* background-imageセット */
/* ------------------------------------------ */
/* 疑似クラスセット */
/* ------------------------------------------ */
/* position:absoluteセット */
/* ------------------------------------------ */
/* font-sizeセット */
/* ------------------------------------------ */
/* ------------------------------------------
*  _parts.scss
 *  mixin - パーツ定義
 * ------------------------------------------ */
/*--- 矢印 ---*/
/*--- 丸ボーダー ---*/
/*--- ボーダー ---*/
.top__kv__title {
  background: linear-gradient(90deg, #1A395B 5%, #315E90 30%, #1A395B 80%);
  padding: 4rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: row;
  flex-wrap: nowrap;
  gap: 0 3.4rem;
}
.top__kv__title .image {
  max-width: 11.2rem;
  width: 17.5%;
  height: auto;
  aspect-ratio: 112/95;
}
.top__kv__title .heading {
  font-size: 4.5rem;
  font-weight: 500;
  display: flex;
  flex-direction: column;
  gap: 1rem 0;
  color: #FFFFFF;
  line-height: 1.3;
  letter-spacing: 0.4rem;
}
.top__kv__title .heading > span {
  font-size: 3rem;
  font-weight: 400;
  line-height: 1.4;
}
@media screen and (max-width: 767.9px) {
  .top__kv__title {
    padding: 3rem 2rem;
    gap: 0 1.4rem;
  }
  .top__kv__title .heading {
    font-size: 2.25rem;
    gap: 0.4rem 0;
  }
  .top__kv__title .heading > span {
    font-size: 1.6rem;
  }
}
.top__kv__block {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: row;
  flex-wrap: nowrap;
}
.top__kv__block__picture {
  background-repeat: no-repeat;
  background-image: url(../../img/top/img_kv.jpg);
  width: 50%;
  height: 50rem;
}
.top__kv__block__picture:first-child {
  background-position: left center;
  background-size: max(118.8rem, 158%);
}
.top__kv__block__picture:last-child {
  background-position: right 6% top 65%;
  background-size: max(233.8rem, 315%);
}
@media screen and (max-width: 767.9px) {
  .top__kv__block {
    flex-direction: column;
  }
  .top__kv__block__picture {
    width: 100%;
    height: 25rem;
  }
  .top__kv__block__picture:first-child {
    background-size: 160% auto;
  }
  .top__kv__block__picture:last-child {
    background-size: 310% auto;
  }
}
.top__news {
  background-color: #F1F5F8;
  padding: 6rem 0;
}
.top__news .c-headTop {
  text-align: center;
  margin-bottom: 4rem;
}
.top__news__block {
  width: 100%;
  max-width: 116rem;
  background-color: #FFFFFF;
  padding: 4rem 0 8rem;
  margin: 0 auto;
}
.top__news__block .newsTopics {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-direction: row;
  flex-wrap: nowrap;
  gap: 4rem;
}
.top__news__block .newsTopics__nav {
  width: 100%;
  max-width: 24rem;
  padding-bottom: 0.6rem;
  border-bottom: 0.1rem solid #2C5786;
  position: relative;
}
.top__news__block .newsTopics__nav::after {
  content: "";
  display: inline-block;
  vertical-align: middle;
  color: #2C5786;
  line-height: 1;
  width: 0.7rem;
  height: 0.7rem;
  border: 0.1em solid currentColor;
  border-left: 0;
  border-bottom: 0;
  box-sizing: border-box;
  transform: translateY(-25%) rotate(135deg);
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
}
.top__news__block .newsTopics__nav > select {
  max-width: 24rem;
  width: 40em;
  padding: 1rem;
  cursor: pointer;
  word-break: break-all;
}
.top__news__block .newsTopics__list {
  width: calc(100% - 4rem);
  position: relative;
}
.top__news__block .newsTopics__list dt {
  padding: 1.6rem 1.2rem 0 1.2rem;
  border-top: 0.1rem solid #CACACA;
  align-items: center;
  justify-content: flex-start;
  gap: 0.8rem;
  display: none;
}
.top__news__block .newsTopics__list dt.is-active {
  display: flex;
}
.top__news__block .newsTopics__list dt > time {
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1.8;
  margin-right: 1.6rem;
}
.top__news__block .newsTopics__list dt > span {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: row;
  flex-wrap: nowrap;
  font-size: 1.6rem;
  line-height: 1;
  color: #FFFFFF;
  min-height: 3rem;
}
.top__news__block .newsTopics__list dt > span.cate {
  padding: 0.5rem 2rem;
  background-color: #5076A3;
  font-size: 1.2rem;
}
.top__news__block .newsTopics__list dt > span.new {
  padding: 0.5rem 0.8rem;
  background-color: #DB1D13;
}
.top__news__block .newsTopics__list dd {
  margin-top: 0.4rem;
  line-height: 1.8;
  padding: 0 1.2rem 1.6rem 1.2rem;
  position: relative;
  display: none;
}
.top__news__block .newsTopics__list dd.is-active {
  display: block;
}
.top__news__block .newsTopics__list dd:has(a)::before {
  content: "";
  display: inline-block;
  position: absolute;
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 50%;
  background-color: #2C5786;
  right: 0;
  top: -0.9rem;
}
.top__news__block .newsTopics__list dd:has(a)::after {
  content: "";
  display: inline-block;
  position: absolute;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  background-image: url(/en/brainbank/assets/img/common/icon_arrow.svg);
  width: 0.765rem;
  height: auto;
  aspect-ratio: 1/1;
  right: 0.5rem;
  top: -0.4rem;
}
.top__news__block .newsTopics__list dd a {
  transition: opacity 0.3s;
}
@media screen and (min-width: 767.9px) {
  .top__news__block .newsTopics__list dd a:hover {
    opacity: 0.6;
  }
}
@media screen and (max-width: 767.9px) {
  .top__news__block .newsTopics__list dd a:active {
    opacity: 0.6;
  }
}
.top__news__block .newsTopics__list dd a:hover::before {
  background-color: #FFFFFF;
}
.top__news__block .newsTopics__list button {
  cursor: pointer;
  width: 100%;
  display: flex !important;
  align-items: center;
  justify-content: center;
  gap: 0 2.4rem;
  position: absolute;
  margin-top: 2rem;
  transition: opacity 0.3s;
}
@media screen and (min-width: 767.9px) {
  .top__news__block .newsTopics__list button:hover {
    opacity: 0.6;
  }
}
@media screen and (max-width: 767.9px) {
  .top__news__block .newsTopics__list button:active {
    opacity: 0.6;
  }
}
.top__news__block .newsTopics__list button::after {
  content: "";
  display: inline-block;
  vertical-align: middle;
  color: #2C5786;
  line-height: 1;
  width: 0.7rem;
  height: 0.7rem;
  border: 0.1em solid currentColor;
  border-left: 0;
  border-bottom: 0;
  box-sizing: border-box;
  transform: rotate(135deg);
}
.top__news__block .newsTopics__list button.is-open::after {
  transform: rotate(-45deg);
}
.top__news__block .newsTopics__list button.is-hidden {
  display: none !important;
}
.top__news__banner {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 2rem 4rem;
  margin-top: 6rem;
  padding: 0 2rem;
}
.top__news__banner .image {
  width: auto;
  height: 13rem;
}
@media screen and (max-width: 767.9px) {
  .top__news__block {
    padding: 4rem 0 6rem;
  }
  .top__news__block .newsTopics {
    flex-direction: column;
  }
  .top__news__block .newsTopics__list {
    width: 100%;
  }
  .top__news__block .newsTopics__list dt {
    font-size: 1.6rem;
    display: none;
    align-items: flex-start;
    grid-template-columns: 6em auto;
    grid-template-rows: auto auto;
    padding: 1.6rem 0 0 0;
  }
  .top__news__block .newsTopics__list dt.is-active {
    display: grid;
  }
  .top__news__block .newsTopics__list dt > span.cate {
    grid-column: 1/3;
    grid-row: 2/3;
  }
  .top__news__block .newsTopics__list dt > span.new {
    grid-column: 2/3;
    grid-row: 1/3;
    max-width: calc(2.8em + 1.6rem);
  }
  .top__news__block .newsTopics__list dd {
    margin-top: 0.8rem;
    padding: 0 4rem 1.6rem 0;
    display: none;
  }
}
.top__contact {
  margin: 8rem 0;
}
.top__contact .c-headTop {
  text-align: center;
  margin-bottom: 4rem;
}
.top__contact .c-shadowBtn {
  margin: 4rem auto 0;
}
.top__greeting {
  background-color: #F1F5F8;
  padding: 8rem 0 12rem;
}
.top__greeting .c-headTop {
  border-top: 0.2rem solid #222222;
  padding-top: 1.2rem;
}
.top__greeting__block {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  flex-direction: row;
  flex-wrap: nowrap;
  gap: 4rem;
}
.top__greeting__block__text .heading {
  font-size: 2.4rem;
  font-weight: 400;
  line-height: 1.8;
  padding: 2rem 0;
  border-top: 0.1rem solid #CACACA;
  border-bottom: 0.1rem solid #CACACA;
  margin-bottom: 3.2rem;
}
.top__greeting__block__text .text {
  line-height: 1.8;
}
.top__greeting__block__image {
  max-width: 14em;
  width: 30%;
  font-size: 1.8rem;
  flex-shrink: 0;
  padding: 0 2rem;
  box-sizing: content-box;
}
.top__greeting__block__image > figcaption {
  margin-top: 2.5rem;
  font-size: 2.4rem;
  font-weight: 400;
  line-height: 1.8;
}
.top__greeting__block__image > figcaption > small {
  display: block;
  font-size: 1.8rem;
  font-weight: 300;
  line-height: 1.5;
}
@media screen and (max-width: 767.9px) {
  .top__greeting {
    padding: 8rem 0 6rem;
  }
  .top__greeting__block {
    flex-direction: column;
    margin-top: 1.6rem;
  }
  .top__greeting__block__text .heading {
    font-size: 1.8rem;
  }
  .top__greeting__block__image {
    max-width: 21rem;
    width: 100%;
    margin: 0 auto;
    padding: 0;
  }
}