:root {
  --navy: #17324a;
  --ink: #203246;
  --muted: #5b728a;
  --line: #e7eef6;
  --container-narrow: min(960px, 88vw);
}

.container-narrow {
  width: var(--container-narrow);
  margin-inline: auto;
  padding-top: 5rem;
}

.news-archive__heading {
  text-align: center;
  color: var(--navy);
  font-weight: 800;
  font-size: clamp(24px, 4vw, 40px);
  margin: 40px 0 16px;
}

.news-list {
  display: grid;
  gap: 12px;
  margin: 8px 0 18px;
}
.news-item a {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 14px 8px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
}
.news-item .badge {
  display: inline-grid;
  place-items: center;
  background: #eef4fa;
  color: #274967;
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: 999px;
}
.news-item .date {
  color: var(--muted);
  font-size: 0.9rem;
}
.news-item .title {
  font-weight: 600;
}
.news-item .arrow {
  opacity: 0.6;
}

/* ページネーション */
.pager {
  display: flex;
  justify-content: center;
  margin: 16px 0 48px;
}
.pager ul {
  display: flex;
  gap: 8px;
}
.pager a,
.pager span {
  display: inline-block;
  min-width: 34px;
  height: 34px;
  line-height: 34px;
  text-align: center;
  border: 1px solid #c8d6e6;
  border-radius: 6px;
  padding: 0 10px;
}
.pager .current {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}
.empty {
  text-align: center;
  color: var(--muted);
  margin: 40px 0;
}

@media (max-width: 640px) {
  :root {
    --container-narrow: min(640px, 94vw);
  }
  .news-item a {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: repeat(3, auto);
    gap: 8px;
    padding: 16px 4px;
  }
  .news-item .badge,
  .news-item .date {
    justify-self: flex-start;
  }
  .news-item .title {
    grid-column: 1;
  }
  .news-item .arrow {
    grid-column: 1;
    grid-row: auto;
    justify-self: flex-end;
  }
  .pager {
    margin: 16px 0 40px;
  }
}