@charset "UTF-8";

/*==================================================
    ブログ記事詳細
==================================================*/
.blog-page-hero--detail {
  min-height: 215px;
  padding: 58px 0 52px;
}

.blog-page-hero__section-name {
  margin: 0;
  color: #fff;
  font-family: var(--font-round);
  font-size: 35px;
  font-weight: 700;
  letter-spacing: .08em;
}

.article-shell {
  padding: 86px 0 112px;
  background: #fff;
}

.post__header {
  width: min(820px, 100%);
  margin: 0 auto 42px;
  text-align: left;
}

.post__meta {
  display: flex;
  margin-bottom: 23px;
  align-items: center;
  color: #82949e;
  font-size: 11px;
  gap: 18px;
}

.post__category {
  padding: 4px 12px;
  border-radius: 999px;
  color: #287da4;
  background: #e9f5f9;
  font-weight: 700;
}

.post__title {
  margin: 0 0 22px;
  color: #14384d;
  font-family: var(--font-round);
  font-size: clamp(34px, 4.4vw, 51px);
  line-height: 1.55;
  letter-spacing: .01em;
}

.post__lead {
  margin: 0;
  color: #617885;
  font-size: 15px;
  line-height: 2;
}

.post__featured-image {
  width: min(1000px, 100%);
  margin: 0 auto 68px;
}

.post__featured-image img {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  object-fit: cover;
}

.post__content {
  width: min(820px, 100%);
  margin: 0 auto;
  color: #334f60;
  font-size: 15px;
  line-height: 2.15;
}

.post__content p {
  margin: 0 0 27px;
}

.post__content h2 {
  position: relative;
  margin: 68px 0 27px;
  padding: 0 0 14px 17px;
  color: #173c51;
  font-family: var(--font-round);
  font-size: 29px;
  line-height: 1.65;
}

.post__content h2::before {
  content: "";
  position: absolute;
  top: .25em;
  bottom: .35em;
  left: 0;
  width: 3px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--orange), #f2bd68);
}

.post__content h2::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: #dde7eb;
}

.post__content h3 {
  margin: 45px 0 16px;
  color: #24556c;
  font-family: var(--font-round);
  font-size: 21px;
  line-height: 1.7;
}

.post__content figure {
  margin: 52px 0;
}

.post__content figure img {
  width: 100%;
  height: auto;
  border-radius: 12px;
}

.post__content figcaption {
  margin-top: 10px;
  color: #82949e;
  font-size: 11px;
  line-height: 1.7;
  text-align: center;
}

.post__content ul {
  margin: 25px 0 35px;
  padding-left: 1.35em;
}

.post__content li {
  margin-bottom: 15px;
  padding-left: 6px;
}

.post__content li::marker {
  color: #2f9bab;
}

.post__content li strong {
  color: #244f64;
}

.post__summary {
  margin-top: 65px;
  padding: 29px 31px 25px;
  border-left: 4px solid #38a7b0;
  background: #f1f8f9;
}

.post__summary h2 {
  margin-top: 0;
  padding: 0;
  font-size: 25px;
}

.post__summary h2::before,
.post__summary h2::after {
  display: none;
}

.post__summary p:last-child {
  margin-bottom: 0;
}

.post__navigation {
  display: grid;
  width: min(1000px, 100%);
  margin: 90px auto 0;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
}

.article-navigation__item {
  display: block;
  min-height: 90px;
  padding: 19px 21px;
  border-top: 1px solid #dce6ea;
  border-bottom: 1px solid #dce6ea;
  transition: border-color .2s ease;
}

.article-navigation__item:hover {
  border-color: #77b7cd;
}

.article-navigation__item span {
  display: block;
  margin-bottom: 6px;
  color: #3788a9;
  font-size: 10px;
  font-weight: 700;
}

.article-navigation__item strong {
  color: #355363;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.75;
}

.article-navigation__item--next {
  text-align: right;
}

.article-navigation__list {
  display: grid;
  min-width: 150px;
  min-height: 50px;
  padding: 12px 20px;
  border-radius: 999px;
  place-items: center;
  color: #fff;
  background: #247da2;
  font-size: 11px;
  font-weight: 700;
  transition: background .2s ease;
}

.article-navigation__list:hover {
  background: #185f80;
}

@media (max-width: 767px) {
  .blog-page-hero--detail {
    min-height: 175px;
    padding: 39px 0 36px;
  }

  .blog-page-hero__section-name {
    text-align: center;
    font-size: 28px;
  }

  .article-shell {
    padding: 62px 0 82px;
  }

  .post__header {
    margin-bottom: 31px;
  }

  .post__meta {
    margin-bottom: 18px;
    font-size: 10px;
  }

  .post__title {
    font-size: clamp(28px, 8vw, 36px);
    line-height: 1.6;
    word-break: auto-phrase;
  }

  .post__lead {
    font-size: 13px;
  }

  .post__featured-image {
    margin-bottom: 45px;
  }

  .post__featured-image img {
    border-radius: 10px;
  }

  .post__content {
    font-size: 14px;
    line-height: 2.05;
  }

  .post__content h2 {
    margin-top: 53px;
    padding-left: 14px;
    font-size: 23px;
  }

  .post__content h3 {
    margin-top: 36px;
    font-size: 18px;
  }

  .post__content figure {
    margin: 42px 0;
  }

  .post__summary {
    margin-top: 52px;
    padding: 24px 20px 20px;
  }

  .post__summary h2 {
    font-size: 21px;
  }

  .post__navigation {
    margin-top: 65px;
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .article-navigation__item {
    min-height: 78px;
    padding: 16px 5px;
  }

  .article-navigation__list {
    width: 100%;
    margin: 8px 0;
    grid-row: 2;
  }

  .article-navigation__item--next {
    grid-row: 3;
    text-align: left;
  }
}