.page-news {
  --news-gap: 64px;
  --news-quiet: #FFFFFF;
  background: var(--paper);
  color: var(--text-ink);
}

.page-news a:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--sand-gold);
  outline-offset: 2px;
}

/* 首屏 */
.page-news .news-hero {
  padding: 36px 0 52px;
  background: linear-gradient(180deg, var(--paper-alt) 0%, var(--paper) 78%);
  border-bottom: 1px solid var(--line);
}

.page-news .news-hero__grid {
  display: grid;
  gap: 32px;
}

.page-news .news-hero h1 {
  margin: 14px 0 20px;
  font-family: var(--font-serif);
  font-size: clamp(30px, 7.4vw, 46px);
  line-height: 1.26;
  letter-spacing: 0.02em;
  color: var(--ink-navy);
}

.page-news .news-hero__lead {
  max-width: 40em;
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.9;
  color: var(--text-ink);
}

.page-news .news-hero__marker {
  margin: 30px 0 0;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

.page-news .news-hero__points {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-hero__points li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 13px 0;
  border-top: 1px solid var(--line);
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-ink);
}

.page-news .news-hero__pnum {
  font-family: var(--font-serif);
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--ink-navy);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-news .news-hero__media {
  margin: 0;
  padding: 10px;
  background: var(--news-quiet);
  border: 1px solid var(--line);
  border-radius: var(--radius-soft);
}

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 8px;
}

.page-news .media__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-muted);
}

/* 分类索引条 */
.page-news .news-strip {
  background: var(--paper-alt);
  border-bottom: 1px solid var(--line);
}

.page-news .news-strip__inner {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 14px;
  padding-bottom: 14px;
}

.page-news .news-strip__label {
  flex: none;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}

.page-news .news-strip__list {
  display: flex;
  gap: 10px;
  margin: 0;
  padding: 2px 2px 6px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .news-tag {
  display: inline-block;
  white-space: nowrap;
  padding: 7px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink-navy);
  font-size: 14px;
  text-decoration: none;
  transition: background-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-news .news-tag:hover {
  background: var(--sand-light);
  transform: translateY(-2px);
}

.page-news .news-tag.is-current {
  background: var(--ink-navy);
  border-color: var(--ink-navy);
  color: #FFFFFF;
}

/* 主体网格 */
.page-news .news-layout {
  display: grid;
  gap: 40px;
  padding-top: 56px;
  padding-bottom: 72px;
}

.page-news .news-layout__aside {
  padding-top: 6px;
  border-top: 2px solid var(--ink-navy);
}

.page-news .news-aside-note {
  margin: 18px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--sand-gold);
}

.page-news .news-section + .news-section,
.page-news .news-topics + .news-section {
  margin-top: 72px;
}

.page-news .news-section__head {
  margin-bottom: 26px;
}

.page-news .news-section__head .section__title {
  margin: 8px 0 12px;
  font-family: var(--font-serif);
  font-size: clamp(23px, 5.2vw, 30px);
  line-height: 1.34;
  letter-spacing: 0.02em;
  color: var(--ink-navy);
}

.page-news .news-section__head .section__title::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  margin-top: 14px;
  background: var(--ink-navy);
}

.page-news .news-section__head .section__note {
  max-width: 44em;
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-muted);
}

/* 更新列表 */
.page-news .news-feed {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.page-news .news-feed__item {
  position: relative;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  transition: transform 0.2s var(--ease);
}

.page-news .news-feed__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: -1px;
  width: 28px;
  height: 3px;
  background: var(--sand-gold);
  opacity: 0;
  transition: opacity 0.18s var(--ease);
}

.page-news .news-feed__item:hover {
  transform: translateY(-2px);
}

.page-news .news-feed__item:hover::before {
  opacity: 1;
}

.page-news .news-feed__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-bottom: 12px;
}

.page-news .news-cat {
  padding: 4px 10px;
  border-radius: 4px;
  background: var(--paper-alt);
  color: var(--ink-navy);
  font-size: 13px;
  letter-spacing: 0.06em;
}

.page-news .news-ver {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--sand-gold);
  border-radius: 4px;
  background: var(--news-quiet);
  font-family: var(--font-serif);
  font-variant-numeric: tabular-nums;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--ink-navy);
}

.page-news .news-when {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.page-news .news-feed__title {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.48;
  font-weight: 600;
  color: var(--ink-navy);
}

.page-news .news-feed__desc {
  max-width: 46em;
  margin: 0 0 12px;
  font-size: var(--fs-body);
  line-height: 1.88;
  color: var(--text-ink);
}

.page-news .news-feed__link {
  margin: 0;
}

.page-news .news-feed__link a {
  color: var(--navy-link);
  font-size: 15px;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.page-news .news-feed__link a:hover {
  color: var(--ink-navy);
}

/* 专题区块 */
.page-news .news-topics {
  padding: 26px 22px 30px;
  background: var(--paper-alt);
  border-radius: var(--radius-soft);
}

.page-news .news-topics__cover {
  margin: 0 0 30px;
}

.page-news .news-topics__cover img,
.page-news .topic__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 10px;
}

.page-news .news-topics .news-section__head {
  margin-bottom: 18px;
}

.page-news .topic {
  border-top: 1px solid var(--line);
}

.page-news .topic__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding: 20px 0;
  cursor: pointer;
  list-style: none;
}

.page-news .topic__summary::-webkit-details-marker {
  display: none;
}

.page-news .topic__summary::after {
  content: "展开";
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--navy-link);
}

.page-news .topic[open] .topic__summary::after {
  content: "收起";
}

.page-news .topic__num {
  font-family: var(--font-serif);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.page-news .topic__name {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 21px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--ink-navy);
}

.page-news .topic__stat {
  margin-left: auto;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.page-news .topic__stat .numeral {
  font-family: var(--font-serif);
  font-variant-numeric: tabular-nums;
  font-size: 21px;
  color: var(--ink-navy);
}

.page-news .topic__body {
  padding: 0 0 26px;
}

.page-news .topic__lead {
  max-width: 42em;
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.9;
  color: var(--text-ink);
}

.page-news .topic__figure {
  margin: 4px 0 20px;
}

.page-news .topic__list {
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-news .topic__list li {
  position: relative;
  padding-left: 20px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-ink);
}

.page-news .topic__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 9px;
  height: 1px;
  background: var(--sand-gold);
}

.page-news .topic__when {
  margin-left: 8px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  white-space: nowrap;
}

.page-news .topic__foot {
  margin: 0;
}

.page-news .topic__foot a {
  color: var(--navy-link);
  font-size: 15px;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

/* 往期与订阅 */
.page-news .news-review {
  display: grid;
  gap: 22px;
}

.page-news .review-block {
  padding: 24px 22px;
  background: var(--sand-light);
  border-left: 3px solid var(--ink-navy);
  border-radius: 0 var(--radius-soft) var(--radius-soft) 0;
}

.page-news .review-block--plain {
  background: var(--paper-alt);
  border-left-color: var(--signal-cyan);
}

.page-news .review-block__title {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--ink-navy);
}

.page-news .review-list,
.page-news .review-links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .review-list li {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  align-items: baseline;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line);
}

.page-news .review-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-news .review-list a {
  color: var(--ink-navy);
  font-size: 16px;
  text-decoration: none;
  border-bottom: 1px solid var(--sand-gold);
}

.page-news .review-list__when {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.page-news .review-links li {
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.page-news .review-links li:first-child {
  border-top: none;
  padding-top: 0;
}

.page-news .review-links a {
  display: block;
  color: var(--navy-link);
  font-size: 16px;
  line-height: 1.6;
  text-decoration: none;
}

.page-news .review-links a:hover {
  color: var(--ink-navy);
}

.page-news .review-links span {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-muted);
}

/* 平板与桌面 */
@media (min-width: 720px) {
  .page-news {
    --news-gap: 84px;
  }

  .page-news .news-hero {
    padding: 52px 0 68px;
  }

  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 44px;
    align-items: start;
  }

  .page-news .news-feed__item::before {
    left: -18px;
    top: 24px;
    bottom: 24px;
    width: 3px;
    height: auto;
  }

  .page-news .news-topics {
    padding: 34px 34px 38px;
  }

  .page-news .news-review {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (min-width: 1000px) {
  .page-news {
    --news-gap: 104px;
  }

  .page-news .news-layout {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 64px;
    padding-top: 72px;
    padding-bottom: 110px;
  }

  .page-news .news-layout__aside {
    position: sticky;
    top: 32px;
    align-self: start;
  }

  .page-news .news-feed__item {
    display: grid;
    grid-template-columns: 172px minmax(0, 1fr);
    gap: 34px;
    padding: 28px 0;
  }

  .page-news .news-feed__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 0;
  }

  .page-news .news-section + .news-section,
  .page-news .news-topics + .news-section {
    margin-top: 104px;
  }

  .page-news .topic__summary {
    gap: 8px 18px;
  }
}