.about {
  padding: 63px 0 50px;
  position: relative;
  overflow-x: clip;
  @media screen and (min-width: 769px) {
    padding: 145px 0 90px;
  }
}
:where(.about) {
  .intro {
    background-repeat: repeat;
    background-size: contain;
    background-position: top;
    background-image: url("../../images/bg_line.webp");
    padding: 16px 20px 0;
    @media screen and (min-width: 769px) {
      padding: 53px 25px 56px;
    }
  }
  .intro__inner {
    background: #FFF;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    position: relative;
    @media screen and (max-width: 768px) {
      flex-direction: column;
      padding: 55px 0 30px 0;
    }
    @media screen and (min-width: 769px) {
      max-width: 1319px;
      padding: 80px 30px 81px;
      width: 100%;
      gap: min(146px, calc(var(--vw) * 146));
      align-items: center;
    }
  }
  .intro__corner-right {
    position: absolute;
    right: 33px;
    top: 26px;
    width: min(131px, calc(var(--vw) * 131));
    @media screen and (min-width: 769px) {
      width: min(163px, calc(var(--vw) * 163));
    }
  }
  .intro__corner-left {
    position: absolute;
    left: 33px;
    bottom: 26px;
    @media screen and (min-width: 769px) {
      width: min(163px, calc(var(--vw) * 163));
    }
  }
  .intro__lead-wrap {
    @media screen and (max-width: 768px) {
      padding: 0 10px 0 25px;
      margin-bottom: 26px;
    }
  }
  .intro__title {
    font-weight: bold;
    color: #5FA8D9;
    font-size: calc(var(--rem) * 13);
    letter-spacing: 1.3px;
    margin-bottom: 15px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 16);
      letter-spacing: 1.6px;
      margin-bottom: 20px;
    }
  }
  .intro__lead {
    font-weight: bold;
    font-size: calc(var(--rem) * 20);
    letter-spacing: 2px;
    line-height: 40px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 30);
      letter-spacing: 3px;
      line-height: 60px;
    }
  }
  .intro__school {
    font-weight: bold;
    font-size: calc(var(--rem) * 14);
    letter-spacing: 1.4px;
    line-height: 28px;
    @media screen and (max-width: 768px) {
      margin-bottom: 26px;
    }
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 18);
      letter-spacing: 1.8px;
      line-height: 36px;
      margin-top: 30px;
    }
  }
  .intro__desc {
    font-weight: bold;
    font-size: calc(var(--rem) * 14);
    letter-spacing: 1.4px;
    line-height: 25px;
    @media screen and (max-width: 768px) {
      padding: 0 25px;
    }
    @media screen and (min-width: 769px) {
      line-height: 28px;
    }
    .intro__desc--strong {
      font-size: calc(var(--rem) * 15);
      letter-spacing: 1.5px;
      @media screen and (min-width: 769px) {
        font-size: calc(var(--rem) * 17);
        letter-spacing: 1.7px;
        line-height: 35px;
      }
    }
  }

  .promise {
    color: #FFF;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: top;
    background-image: url("../../images/about/bg_about-promise.webp");
    padding: 60px 0 38px;
    @media screen and (min-width: 769px) {
      padding: 84px 0 130px;
    }
    &.is-shown {
      .promise__line {
        width: 100%;
      }
    }
  }
  .promise__title {
    font-weight: bold;
    position: relative;
    font-size: calc(var(--rem) * 25);
    letter-spacing: 2.5px;
    padding-left: 59px;
    margin-bottom: 25px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 47);
      letter-spacing: 4.7px;
      padding-left: 56px;
      margin-left: 132px;
      margin-bottom: 23px;
    }
    &::before {
      position: absolute;
      left: 20px;
      top: 56%;
      transform: translateY(-50%);
      content: "";
      display: inline-block;
      background-size: cover;
      background-repeat: no-repeat;
      background-position: top;
      background-image: url("../../images/icon_check.svg");
      width: 28px;
      height: 27px;
      @media screen and (min-width: 769px) {
        width: 43px;
        height: 42px;
        left: 0;
      }
    }
  }
  .promise__line {
    height: 1.5px;
    width: 0;
    background: #FFF;
    transition: width 0.8s cubic-bezier(0.35, 0, 0, 1);
    @media screen and (max-width: 768px) {
      width: 100%;
      margin-bottom: 35px;
    }
    @media screen and (min-width: 769px) {
      height: 2px;
      width: 0;
      margin-bottom: 83px;
    }
  }
  .promise__list {
    display: grid;
    place-content: center;
    row-gap: 40px;
    @media screen and (min-width: 769px) {
      column-gap: 31px;
      row-gap: 80px;
      grid-template-columns: min(616px, calc(var(--vw) * 616)) min(616px, calc(var(--vw) * 616));
    }
  }
  .promise__item {
    display: flex;
    justify-content: space-between;
    @media screen and (max-width: 768px) {
      width: 100vw;
    }
  }
  .promise__image {
    width: calc(var(--vw) * 117);
    @media screen and (min-width: 769px) {
      width: min(210px, calc(var(--vw) * 210));
    }
  }
  .promise__lead {
    font-weight: bold;
    position: relative;
    font-size: calc(var(--rem) * 16);
    letter-spacing: 1.6px;
    padding-left: 59px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 23);
      letter-spacing: 2.3px;
      padding-left: 35px;
    }
    &::before {
      position: absolute;
      left: 26px;
      top: 5px;
      content: "";
      display: inline-block;
      background-size: cover;
      background-repeat: no-repeat;
      background-position: top;
      background-image: url("../../images/icon_check.svg");
      width: 19px;
      height: 19px;
      @media screen and (min-width: 769px) {
        width: 24px;
        height: 24px;
        left: 0;
      }
    }
  }
  .promise__item-text-wrap {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  .promise__desc {
    font-weight: bold;
    font-size: calc(var(--rem) * 12);
    letter-spacing: 1.2px;
    line-height: 25px;
    padding-left: 59px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 15);
      letter-spacing: 1.5px;
      line-height: 35px;
      padding-left: 35px;
    }
    .promise__strong {
      color: #FFFF8C;
    }
  }

  .strong {
    margin: 0 auto;
    padding: 58px 25px 50px;
    @media screen and (min-width: 769px) {
      padding: 76px 0 0;
      width: min(1100px, calc(var(--vw) * 1100));
      margin: 0 auto 52px auto;
    }
  }
  .strong__title-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    @media screen and (min-width: 769px) {
      border-bottom: 2px dotted #91C4DF;
      margin-bottom: 40px;
    }
  }
  .strong__label {
    font-weight: bold;
    color: #FFF;
    background: #5FA8D9;
    border-radius: 19.5px;
    padding: 8px 23px;
    font-size: calc(var(--rem) * 15);
    letter-spacing: 1.5px;
    margin-bottom: 30px;
    @media screen and (min-width: 769px) {
      margin-bottom: 20px;
      padding: 9px 23px;
    }
  }
  .strong__lead {
    font-weight: bold;
    font-size: calc(var(--rem) * 18);
    letter-spacing: 1.8px;
    margin-bottom: 15px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 32);
      letter-spacing: 3.2px;
      margin-bottom: 40px;
    }
  }
  .strong__school {
    @media screen and (max-width: 768px) {
      margin-bottom: 37px;
    }
    @media screen and (min-width: 769px) {
      width: min(402px, calc(var(--vw) * 402));
    }
  }
  .strong__desc {
    font-weight: bold;
    font-size: calc(var(--rem) * 17);
    letter-spacing: 1.7px;
    @media screen and (max-width: 768px) {
      margin-bottom: 32px;
    }
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 28);
      letter-spacing: 2.8px;
      line-height: 50px;
    }
  }
  .strong__desc--2 {
    font-weight: bold;
    color: #454545;
    font-size: calc(var(--rem) * 13);
    letter-spacing: 1.3px;
    line-height: 25px;
    @media screen and (min-width: 769px) {
      line-height: 28px;
    }
    .strong__desc--strong {
      color: #004F92;
    }
    .strong__desc--big {
      font-size: calc(var(--rem) * 15);
      letter-spacing: 1.5px;
    }
  }
  .strong__desc--annotaion {
    color: #8E8E8E;
    font-size: calc(var(--rem) * 8);
    letter-spacing: 0.8px;
    display: block;
    @media screen and (max-width: 768px) {
      margin-top: 20px;
      line-height: 14px;
    }
    @media screen and (min-width: 769px) {
      margin-top: 23px;
      font-size: calc(var(--rem) * 8);
      letter-spacing: 0.8px;
      line-height: 17px;
    }
  }
  .strong__desc-wrapper {
    display: flex;
    justify-content: space-between;
    @media screen and (max-width: 768px) {
      flex-direction: column;
    }
    @media screen and (min-width: 769px) {
      gap: 15px;
    }
  }
  .strong__desc-inner {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  .number {
    @media screen and (max-width: 768px) {
      padding: 0 15px;
      margin-bottom: 49px;
    }
    @media screen and (min-width: 769px) {
      margin-bottom: 70px;
    }
  }
  .number__text {
    color: #454545;
    font-weight: bold;
    text-align: center;
    font-size: calc(var(--rem) * 18);
    letter-spacing: 1.8px;
    margin-bottom: 16px;
    @media screen and (min-width: 769px) {
      margin-bottom: 40px;
    }
  }
  .number__text--strong {
    color: #036EB6;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 24);
      letter-spacing: 2.4px;
    }
  }
  .number__image {
    margin: 0 auto;
    @media screen and (min-width: 769px) {
      width: min(686px, calc(var(--vw) * 686));
    }
  }

  .point {
    background: #036EB6;
    border-radius: 82px 0 0 0;
    padding: 58px 0 72px 0;
    @media screen and (min-width: 769px) {
      border-radius: 238px 0 0 0;
      padding: 87px 0 58px 0;
    }
  }
  .point__percentage {
    margin-bottom: 40px;
    @media screen and (min-width: 769px) {
      width: min(476px, calc(var(--vw) * 476));
      margin-bottom: min(27px, calc(var(--vw) * 27));
    }
  }
  .point__item-wrap + .point__item-wrap {
    @media screen and (max-width: 768px) {
      margin-top: 32px;
    }
  }
  .point__head {
    display: flex;
    justify-content: center;
    @media screen and (max-width: 768px) {
      flex-direction: column;
      padding: 0 25px;
      margin-bottom: 30px;
    }
    @media screen and (min-width: 769px) {
      gap: min(132px, calc(var(--vw) * 132));
      margin-bottom: 79px;
      padding: 0 40px;
    }
  }
  .point__head--title {
    color: #FFF;
    font-weight: bold;
    @media screen and (max-width: 768px) {
      margin-bottom: 10px;
    }
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 27);
      letter-spacing: 2.7px;
    }
  }
  .point__head--area {
    color: #FFF;
    font-weight: bold;
    font-size: calc(var(--rem) * 26);
    letter-spacing: 2.6px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 38);
      letter-spacing: 3.8px;
    }
  }
  .point__head--achievement {
    color: #FFF;
    font-weight: bold;
    font-size: calc(var(--rem) * 28);
    letter-spacing: 2.8px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 46);
      letter-spacing: 4.6px;
    }
  }
  .point__head--annnotation {
    color: #FFF;
    font-weight: bold;
    font-size: calc(var(--rem) * 12);
    letter-spacing: 1.2px;
    a {
      text-decoration: underline;
    }
  }
  .point__head--lead {
    color: #FFF;
    font-weight: bold;
    font-size: calc(var(--rem) * 22);
    letter-spacing: 2.2px;
    line-height: 33px;
    margin-bottom: 24px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 28);
      letter-spacing: 2.8px;
      line-height: 44px;
      margin-bottom: 51px;
      margin-top: 87px;
    }
  }
  .point__head--desc {
    color: #FFF;
    font-weight: bold;
    font-size: calc(var(--rem) * 13);
    letter-spacing: 1.3px;
    line-height: 28px;
    margin-bottom: 24px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 15);
      letter-spacing: 1.5px;
      line-height: 37px;
      margin-bottom: 37px;
    }
  }
  .point__head--desc-2 {
    color: #FFF;
    font-weight: bold;
    font-size: calc(var(--rem) * 18);
    letter-spacing: 1.8px;
    line-height: 37px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 19);
      letter-spacing: 1.9px;
      line-height: 39px;
    }
  }
  .point__item {
    @media screen and (min-width: 769px) {
      width: min(1411px, calc(var(--vw) * 1411));
    }
    &.right {
      margin-left: auto;
      margin-right: 38px;
    }
  }

  .campus {
    margin: 50px auto 0 auto;
    padding: 0 25px;
    @media screen and (min-width: 769px) {
      max-width: 1087px;
      margin: 100px auto 0 auto;
    }
  }
  .campus__thumb {
    background: #D9D9D9;
    border-radius: 10px;
    overflow: hidden;
    @media screen and (max-width: 768px) {
      border-radius: 10px;
      height: calc(var(--vw) * 164);
    }
    @media screen and (min-width: 769px) {
      border-radius: 22px;
      height: 350px;
    }
    img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
  }
  .campus__desc {
    display: flex;
    flex-direction: column;
  }
  .campus__head {
    @media screen and (max-width: 768px) {
      display: flex;
      flex-direction: column;
      gap: 20px;
      margin-bottom: 20px;
    }
    @media screen and (min-width: 769px) {
      display: grid;
      align-items: center;
      gap: 53px;
      margin-bottom: 50px;
      grid-template-columns: 1fr 1.2fr;
    }
  }
  .campus__name {
    font-weight: bold;
    font-size: calc(var(--rem) * 17);
    letter-spacing: 0.85px;
    margin-bottom: 15px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 20);
      letter-spacing: 1px;
      margin-bottom: 14px;
    }
  }
  @supports selector(.campus__name:has(+ .campus__open)) {
    .campus__name:has(+ .campus__open) {
      margin-bottom: 5px;
    }
  }
  .campus__open {
    font-weight: bold;
    font-size: calc(var(--rem) * 15);
    letter-spacing: 0.75px;
    margin-bottom: 15px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 18);
      letter-spacing: 0.9px;
      margin-bottom: 14px;
    }
  }
  .campus__current-name {
    font-size: calc(var(--rem) * 13);
    letter-spacing: 0.65px;
    @media screen and (min-width: 769px) {
      font-size: calc(var(--rem) * 14);
      padding-left: 10px;
      letter-spacing: 0.7px;
    }
  }
  .campus__adress, .campus__call, .campus__access {
    color: #454545;
    font-weight: bold;
    font-size: calc(var(--rem) * 13);
    letter-spacing: 0.65px;
    line-height: 24px;
    @media screen and (min-width: 769px) {
      line-height: 25px;
    }
  }
  .campus__access {
    margin-bottom: 20px;
    @media screen and (min-width: 769px) {
      margin-bottom: 20px;
    }
  }
  .campus__access:last-child {
    margin-bottom: 0;
  }
  .campus__head:last-child {
    margin-bottom: 0;
  }
  .campus__sns {
    display: grid;
    gap: 9px;
    margin-bottom: 17px;
    @media screen and (min-width: 769px) {
      grid-template-columns: 1.9fr 1fr;
      gap: 12px;
      margin-bottom: 25px;
    }
  }
  .campus__sub-thumbs {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 10px;
    height: calc(var(--vw) * 74);
    @media screen and (min-width: 769px) {
      gap: 20px;
      height: 100px;
    }
    li {
      border-radius: 5px;
      overflow: hidden;
      @media screen and (min-width: 769px) {
        border-radius: 15px;
      }
      img {
        height: 100%;
        width: 100%;
        object-fit: cover;
      }
    }
  }
  .campus__map {
    iframe {
      width: 100%;
      height: calc(var(--vw) * 130);
      @media screen and (min-width: 769px) {
        height: 305px;
      }
    }
  }
  .campus__list {
    display: flex;
    flex-direction: column;
    gap: 36px;
    @media screen and (min-width: 769px) {
      gap: 80px;
    }
  }
  .campus__item {
    @media (max-width: 768px) {
      & + & {
        border-top: 1.5px solid #007CA9;
        padding-top: 36px;
      }
    }
  }
}