/* お知らせ一覧・詳細、およびトップページのお知らせ欄 */
.news-preview {
  padding: 32px 0;
  background: #fff;
  border-bottom: 1px solid var(--color-line);
}

.news-preview__inner {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 32px;
}

.news-preview__heading {
  margin: 0;
  color: var(--color-navy);
  font-size: 1.15rem;
  line-height: 1.6;
  white-space: nowrap;
}

.news-preview__heading span {
  display: block;
  color: var(--color-blue);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
}

.news-preview__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  padding: 12px 0;
  font-size: 0.9rem;
  line-height: 1.8;
}

.news-preview__item time,
.news-list__date {
  color: var(--color-muted);
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.news-preview__title {
  color: var(--color-navy);
  font-weight: 700;
}

.news-preview__item:hover .news-preview__title,
.news-list__link:hover .news-list__title {
  color: var(--color-blue);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.news-preview__arrow,
.news-list__arrow {
  color: var(--color-blue);
  font-size: 1.2rem;
}

.news-preview__archive {
  color: var(--color-blue);
  font-size: 0.8rem;
  font-weight: 700;
  white-space: nowrap;
}

.news-preview__archive:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.news-page {
  padding-top: 78px;
  background: var(--color-bg);
}

.news-breadcrumb {
  background: #f1f4f6;
  border-bottom: 1px solid var(--color-line);
}

.news-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
  margin: 0;
  padding: 14px 0;
  list-style: none;
  color: var(--color-muted);
  font-size: 0.75rem;
  line-height: 1.8;
}

.news-breadcrumb li + li::before {
  content: "›";
  margin-right: 10px;
  color: #8b9ca7;
}

.news-breadcrumb a:hover {
  color: var(--color-blue);
  text-decoration: underline;
}

.news-page__hero {
  padding: 54px 0;
  background: linear-gradient(120deg, #082f49, #147da3);
  color: #fff;
}

.news-page__label {
  margin: 0 0 10px;
  color: #c7eaf4;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.news-page__hero h1 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  line-height: 1.6;
}

.news-page__hero p:last-child {
  margin: 12px 0 0;
  color: #e2f2f8;
  font-size: 0.9rem;
  line-height: 1.9;
}

.news-content {
  width: min(calc(100% - 40px), 900px);
  margin: 0 auto;
  padding: 48px 0 80px;
}

.news-list {
  margin: 0;
  padding: 0;
  list-style: none;
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 14px;
  overflow: hidden;
}

.news-list__item + .news-list__item {
  border-top: 1px solid var(--color-line);
}

.news-list__link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  padding: 28px 32px;
}

.news-list__meta,
.news-article__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 18px;
}

.news-category {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 4px;
  background: #eaf4fa;
  color: #14648f;
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1.7;
}

.news-list__title {
  margin: 12px 0 8px;
  color: var(--color-navy);
  font-size: 1.05rem;
  line-height: 1.8;
}

.news-list__summary {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.85rem;
  line-height: 1.9;
}

.news-article {
  padding: clamp(24px, 5vw, 52px);
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 16px;
  overflow-wrap: anywhere;
}

.news-article__header {
  margin-bottom: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--color-line);
}

.news-article__meta time {
  color: var(--color-muted);
  font-size: 0.8rem;
}

.news-article h1 {
  margin: 18px 0 0;
  color: var(--color-navy);
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.8;
}

.news-article__body p {
  margin: 20px 0;
  font-size: 0.95rem;
  line-height: 2;
}

.news-article__notice {
  margin: 28px 0;
  padding: 20px 24px;
  background: #edf6fb;
  border-left: 4px solid var(--color-blue);
  border-radius: 0 10px 10px 0;
}

.news-article__notice h2 {
  margin: 0 0 10px;
  color: var(--color-navy);
  font-size: 1rem;
  line-height: 1.8;
}

.news-article__notice p {
  margin: 0;
  font-size: 0.9rem;
}

.news-article__source {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--color-line);
}

.news-article__source h2 {
  margin: 0 0 10px;
  font-size: 0.9rem;
}

.news-article__source a {
  color: #14648f;
  font-size: 0.85rem;
  line-height: 1.9;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.news-article__source p {
  margin: 12px 0 0;
  color: var(--color-muted);
  font-size: 0.75rem;
  line-height: 1.9;
}

.news-return {
  display: inline-flex;
  gap: 12px;
  align-items: center;
  margin-top: 28px;
  color: var(--color-blue);
  font-size: 0.85rem;
  font-weight: 700;
}

.news-return:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

@media (max-width: 900px) {
  .news-preview__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px 24px;
  }

  .news-preview__item {
    grid-column: 1 / -1;
    grid-row: 2;
  }
}

@media (max-width: 600px) {
  .news-preview {
    padding: 24px 0;
  }

  .news-preview__heading {
    font-size: 1rem;
  }

  .news-preview__item {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 6px 16px;
    padding: 8px 0;
    font-size: 0.85rem;
  }

  .news-preview__item time {
    grid-column: 1 / -1;
  }

  .news-preview__archive {
    font-size: 0.75rem;
  }

  .news-page__hero {
    padding: 36px 0;
  }

  .news-content {
    padding: 28px 0 48px;
  }

  .news-list__link {
    gap: 16px;
    padding: 22px 20px;
  }

  .news-list__title {
    font-size: 0.95rem;
  }

  .news-article {
    padding: 26px 20px;
  }

  .news-article__body p {
    font-size: 0.9rem;
  }

  .news-article__notice {
    padding: 18px;
  }
}