/* 読みもの（記事）専用スタイル。styles.css のトークンを継承する。 */

.article-page {
  background: var(--cream);
}

.article-hero {
  padding: 40px 0 8px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 18px;
}

.breadcrumb a {
  color: var(--sky-deep);
}

.breadcrumb span[aria-hidden] {
  color: var(--line);
}

.article-shell {
  width: min(760px, calc(100% - 40px));
  margin: 0 auto;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
  margin: 14px 0 0;
}

.article-meta .tag {
  background: var(--soft-sky);
  color: var(--sky-deep);
  border-radius: 999px;
  padding: 3px 12px;
  font-weight: 600;
}

article.article-body {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow-small);
  padding: 40px 44px 48px;
  margin: 24px 0 40px;
}

.article-body h1 {
  font-size: clamp(26px, 4.6vw, 34px);
  line-height: 1.4;
  margin-bottom: 10px;
}

.article-body .lead {
  font-size: 17px;
  color: var(--ink-deep);
  border-left: 4px solid var(--coral);
  background: var(--soft-coral);
  border-radius: 0 14px 14px 0;
  padding: 14px 18px;
  margin: 22px 0 26px;
}

.article-body h2 {
  font-size: 22px;
  line-height: 1.45;
  margin: 40px 0 14px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}

.article-body h2::before {
  content: "";
  display: block;
  width: 34px;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--coral), var(--lemon));
  margin-bottom: 12px;
}

.article-body h3 {
  font-size: 17px;
  margin: 26px 0 8px;
}

.article-body p {
  margin-bottom: 16px;
}

.article-body ul,
.article-body ol {
  margin: 0 0 16px;
  padding-left: 22px;
}

.article-body li {
  margin-bottom: 6px;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
  margin: 18px 0 22px;
  line-height: 1.6;
}

.article-body th,
.article-body td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}

.article-body th {
  background: var(--soft-sky);
  font-family: var(--display);
  white-space: nowrap;
}

.table-scroll {
  overflow-x: auto;
}

.note-box {
  background: var(--soft-mint);
  border: 1px solid rgba(40, 148, 123, 0.25);
  border-radius: 14px;
  padding: 14px 18px;
  margin: 18px 0;
  font-size: 14.5px;
}

.note-box strong {
  color: var(--mint-deep);
}

.faq dt {
  font-family: var(--display);
  font-weight: 600;
  margin: 18px 0 6px;
}

.faq dt::before {
  content: "Q. ";
  color: var(--coral-deep);
}

.faq dd {
  margin: 0 0 14px;
  padding-left: 1.6em;
}

.sources {
  background: var(--soft-sky);
  border-radius: 14px;
  padding: 16px 20px;
  margin: 30px 0 0;
  font-size: 13.5px;
}

.sources p {
  margin-bottom: 8px;
  font-weight: 600;
  color: var(--ink-deep);
}

.sources ul {
  margin: 0;
  padding-left: 20px;
}

.sources a {
  color: var(--sky-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.disclaimer {
  font-size: 12.5px;
  color: var(--muted);
  border-top: 1px dashed var(--line);
  margin-top: 26px;
  padding-top: 14px;
}

.article-cta {
  background: linear-gradient(135deg, var(--soft-coral), var(--soft-lemon));
  border-radius: 18px;
  padding: 24px 26px;
  margin: 34px 0 0;
  text-align: center;
}

.article-cta p {
  margin-bottom: 14px;
}

.article-cta .cta-button {
  display: inline-block;
  background: var(--coral);
  color: #fff;
  font-family: var(--display);
  font-weight: 700;
  border-radius: 999px;
  padding: 12px 30px;
  box-shadow: var(--shadow-small);
}

.article-cta .cta-button:hover {
  background: var(--coral-deep);
}

.related {
  margin: 40px 0 60px;
}

.related h2 {
  font-size: 19px;
  margin-bottom: 14px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 14px;
}

.related-grid a {
  display: block;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 16px;
  font-size: 14px;
  line-height: 1.55;
  box-shadow: var(--shadow-small);
  transition: transform 0.15s ease;
}

.related-grid a:hover {
  transform: translateY(-2px);
  border-color: var(--coral);
}

.related-grid a span {
  display: block;
  font-size: 12px;
  color: var(--coral-deep);
  font-weight: 600;
  margin-bottom: 4px;
}

/* 記事一覧 */
.article-list {
  display: grid;
  gap: 16px;
  margin: 26px 0 60px;
}

.article-list a {
  display: block;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 22px 26px;
  box-shadow: var(--shadow-small);
  transition: transform 0.15s ease;
}

.article-list a:hover {
  transform: translateY(-2px);
  border-color: var(--coral);
}

.article-list h2 {
  font-size: 18px;
  margin: 0 0 6px;
}

.article-list p {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
}

.article-list .list-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--sky-deep);
  background: var(--soft-sky);
  border-radius: 999px;
  padding: 2px 10px;
  margin-bottom: 8px;
}

@media (max-width: 640px) {
  article.article-body {
    padding: 26px 20px 34px;
    border-radius: 16px;
  }

  .article-body h1 {
    font-size: 23px;
  }

  .article-body h2 {
    font-size: 19px;
  }
}