.brand b {
  letter-spacing: .04em;
}

.article-content .ai-summarization-summary {
  position: relative;
  margin: 0 0 3rem;
  padding: 1.6rem 1.75rem 1.7rem;
  border: 1px solid #d8e4dc;
  border-left: 4px solid var(--gold);
  background: #f4f8f4;
}

.article-content .ai-summarization-summary::before {
  display: block;
  content: "この記事の要点";
  color: var(--green);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .14em;
}

.article-content .ai-summarization-summary p {
  margin: .75rem 0 0;
  line-height: 1.95;
}

.article-content .ai-summarization-summary p + p {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid #d8e4dc;
}

.article-adjacent {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 4.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.adjacent-link {
  min-height: 8rem;
  padding: 1.15rem;
  border: 1px solid var(--line);
  background: #fff;
  text-decoration: none;
  transition: background .2s ease, border-color .2s ease;
}

.adjacent-link:hover {
  border-color: var(--green);
  background: #f3f8f5;
}

.adjacent-link--next {
  text-align: right;
}

.adjacent-label {
  display: block;
  margin-bottom: .5rem;
  color: var(--green);
  font-size: .74rem;
  font-weight: 700;
}

.adjacent-title {
  display: block;
  font-size: .9rem;
  font-weight: 600;
  line-height: 1.7;
}

@media (max-width: 760px) {
  .article-content .ai-summarization-summary {
    margin-bottom: 2.25rem;
    padding: 1.3rem 1.2rem 1.35rem;
  }

  .article-adjacent {
    grid-template-columns: 1fr;
    margin-top: 3rem;
  }

  .adjacent-link--next {
    text-align: left;
  }
}