@charset "UTF-8";
/**
サイト共通の基本設定
こちらにはmixinや変数等のCSSを直接記述しない部品のみ設置可能です。
 */
.btn {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #0081cc;
  border: 1px solid #0081cc;
  background: #fff;
  line-height: 1.2;
  padding: 10px 29.87px 10px 10px;
  position: relative;
  justify-content: center;
  padding: 10px 15px;
}
.btn:after {
  position: absolute;
  top: 50%;
  right: 10px;
  content: "";
  border-right: 1px solid #0081cc;
  border-top: 1px solid #0081cc;
  transform: rotate(45deg) translateY(-50%);
  height: 7px;
  width: 7px;
}
@media (any-hover: hover) {
  .btn:after {
    transition: border-top-color 0.5s ease-out, border-right-color 0.5s ease-out;
  }
}
@media (any-hover: hover) {
  .btn {
    transition: color 0.5s ease-out, border-top-color 0.5s ease-out, border-right-color 0.5s ease-out, border-bottom-color 0.5s ease-out, border-left-color 0.5s ease-out, background-color 0.5s ease-out;
  }
  .btn:hover {
    background: #0081cc;
    color: #fff;
    border-color: #fff;
  }
  .btn:hover:after {
    border-color: #fff;
  }
}

.btn:after {
  position: absolute;
  display: inline-block;
  top: 50%;
  right: 8px;
  transform: translateY(-50%) rotate(45deg);
}

.link-btn {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #333;
  border: 1px solid #aaa;
  background: #fff;
  line-height: 1.2;
  padding: 10px 29.87px 10px 10px;
}
.link-btn:after {
  position: absolute;
  top: 50%;
  right: 10px;
  content: "";
  border-right: 1px solid #333;
  border-top: 1px solid #333;
  transform: rotate(45deg) translateY(-50%);
  height: 7px;
  width: 7px;
}
@media (any-hover: hover) {
  .link-btn:after {
    transition: border-top-color 0.5s ease-out, border-right-color 0.5s ease-out;
  }
}
@media (any-hover: hover) {
  .link-btn {
    transition: color 0.5s ease-out, border-top-color 0.5s ease-out, border-right-color 0.5s ease-out, border-bottom-color 0.5s ease-out, border-left-color 0.5s ease-out, background-color 0.5s ease-out;
  }
  .link-btn:hover {
    background: #0081cc;
    color: #fff;
    border-color: #fff;
  }
  .link-btn:hover:after {
    border-color: #fff;
  }
}

.related-link {
  background-color: #f5f5f5;
}
.related-link__list {
  display: grid;
  grid-gap: 10px;
}
.related-link__list + .related-link__list {
  margin-top: 60px;
}
@media screen and (max-width:599px) {
  .related-link__list {
    grid-template-columns: repeat(1, 1fr);
  }
}
@media screen and (min-width:600px) and (max-width:1024px) {
  .related-link__list {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media screen and (min-width: 1025px) {
  .related-link__list {
    grid-template-columns: repeat(4, 1fr);
  }
}
.related-link__title {
  flex-basis: 100%;
  font-weight: 600;
}
@media screen and (max-width:599px) {
  .related-link__title {
    font-size: 2rem;
    grid-column: 1/2;
  }
}
@media screen and (min-width:600px) and (max-width:1024px) {
  .related-link__title {
    font-size: 2rem;
    grid-column: 1/3;
  }
}
@media screen and (min-width: 1025px) {
  .related-link__title {
    font-size: 3rem;
    grid-column: 1/5;
  }
}
.related-link__item {
  display: flex;
}
.related-link__link-btn {
  width: 100%;
}
@media screen and (min-width:600px) {
  .related-link__link-btn {
    min-height: 75px;
  }
}

/**
カラムレイアウト
 */
@media screen and (max-width: 1024px) {
  .col__container--sptab1-pc2 {
    display: grid;
    gap: 40px;
    grid-template-columns: 1fr;
  }
}
@media screen and (min-width: 1025px) {
  .col__container--sptab1-pc2 {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(2, 1fr);
  }
}

@media screen and (max-width: 1024px) {
  .col__container--sptab1-pc3 {
    display: grid;
    gap: 40px;
    grid-template-columns: 1fr;
  }
}
@media screen and (min-width: 1025px) {
  .col__container--sptab1-pc3 {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(3, 1fr);
  }
}

@media screen and (max-width: 1024px) {
  .col__container--sptab2-pc4 {
    display: grid;
    gap: 40px 20px;
    grid-template-columns: repeat(2, 1fr);
  }
}
@media screen and (min-width: 1025px) {
  .col__container--sptab2-pc4 {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(4, 1fr);
  }
}

.link__text {
  color: #0081cc;
}
.link__text:hover {
  text-decoration: underline;
}
.link__text--r-arrow {
  display: flex;
  align-items: center;
  color: #0081cc;
}
.link__text--r-arrow:hover {
  text-decoration: underline;
}
.link__text--r-arrow::after {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-left: 4px;
  border-right: 1px solid #0081cc;
  border-bottom: 1px solid #0081cc;
  transform: rotate(-45deg);
}

.chapter {
  background: #f5f5f5;
}
.chapter__title--alpha {
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: 12px;
}
.picture01 {
  aspect-ratio: 238/310;
  height: auto;
}