.page-news {
  --news-line: rgba(47, 227, 208, .22);
  --news-line-soft: rgba(47, 227, 208, .1);
  --news-panel: rgba(11, 33, 56, .72);
  --news-dim: var(--bl-slate-400);
  --news-gap: clamp(20px, 3.4vw, 40px);
  background: var(--bl-navy-900);
  color: var(--bl-mist-100);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-news .news-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: clamp(18px, 3vw, 30px) 0 0;
  font-family: var(--bl-font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--news-dim);
}

.page-news .news-crumb a {
  color: var(--bl-cyan-400);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .2s var(--bl-ease), color .2s var(--bl-ease);
}

.page-news .news-crumb a:hover {
  color: var(--bl-gold-300);
  border-bottom-color: currentColor;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding: clamp(24px, 3.6vw, 42px) 0 clamp(48px, 9vw, 122px);
}

.page-news .news-hero h1 {
  font-family: var(--bl-font-display);
  font-weight: 200;
  font-size: clamp(32px, 6.4vw, 72px);
  line-height: 1.08;
  letter-spacing: .07em;
  margin: 14px 0 22px;
  max-width: 13em;
}

.page-news .news-lede {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.85;
  color: var(--news-dim);
}

.page-news .news-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
  background: var(--news-line);
  border: 1px solid var(--news-line);
  border-radius: var(--bl-radius);
  overflow: hidden;
}

.page-news .news-stat {
  background: var(--bl-navy-800);
  padding: 16px 18px;
}

.page-news .news-stat dt {
  margin: 0 0 8px;
  font-family: var(--bl-font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--news-dim);
}

.page-news .news-stat dd {
  margin: 0;
  font-family: var(--bl-font-mono);
  font-size: 17px;
  letter-spacing: .04em;
  color: var(--bl-cyan-400);
}

.page-news .news-hero-figure {
  margin: clamp(30px, 5vw, 58px) 0 0;
}

.page-news .news-hero-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--news-line);
  border-radius: var(--bl-radius);
  object-fit: cover;
}

.page-news .news-hero-figure figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: .04em;
  color: var(--news-dim);
}

/* ---------- 本期摘要（浅色分区） ---------- */
.page-news .news-band {
  background: var(--bl-mist-100);
  color: var(--bl-navy-900);
  padding: clamp(40px, 6vw, 78px) 0;
}

.page-news .news-band .bl-kicker {
  color: var(--bl-violet-500);
}

.page-news .news-band-head {
  max-width: 740px;
}

.page-news .news-band-head h2 {
  margin: 12px 0 14px;
  font-family: var(--bl-font-display);
  font-weight: 300;
  font-size: clamp(26px, 3.6vw, 42px);
  letter-spacing: .06em;
  line-height: 1.2;
  color: var(--bl-navy-900);
}

.page-news .news-band-lede {
  margin: 0;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.85;
  color: rgba(6, 20, 38, .72);
}

.page-news .news-brief-list {
  list-style: none;
  margin: clamp(24px, 4vw, 42px) 0 0;
  padding: 0;
  border-top: 1px solid rgba(6, 20, 38, .14);
}

.page-news .news-brief {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(6, 20, 38, .14);
}

.page-news .news-brief-num {
  padding-top: 4px;
  font-family: var(--bl-font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--bl-cyan-600);
}

.page-news .news-brief-body h3 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--bl-navy-900);
}

.page-news .news-brief-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(6, 20, 38, .7);
}

/* ---------- 章节通用 ---------- */
.page-news .news-series {
  padding: clamp(48px, 7vw, 98px) 0 clamp(36px, 5vw, 70px);
}

.page-news .news-section-head {
  max-width: 760px;
  margin-bottom: clamp(28px, 4vw, 50px);
}

.page-news .news-section-head h2 {
  margin: 12px 0 16px;
  font-family: var(--bl-font-display);
  font-weight: 200;
  font-size: clamp(27px, 4.2vw, 50px);
  letter-spacing: .07em;
  line-height: 1.14;
}

.page-news .news-section-lede {
  margin: 0;
  max-width: 62ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--news-dim);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series-grid {
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-series-figure {
  margin: 0;
}

.page-news .news-series-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--news-line);
  border-radius: var(--bl-radius);
  object-fit: cover;
}

.page-news .news-series-figure figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--news-dim);
}

.page-news .news-series-list {
  display: grid;
  gap: 16px;
}

.page-news .news-series-card {
  position: relative;
  background: var(--news-panel);
  border: 1px solid var(--news-line);
  border-radius: var(--bl-radius);
  padding: 22px 22px 20px 26px;
  transition: border-color .24s var(--bl-ease), transform .24s var(--bl-ease);
}

.page-news .news-series-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 3px;
  border-radius: 999px;
  background: var(--bl-cyan-400);
}

.page-news .news-series-card.is-search::before {
  background: var(--bl-orange-500);
}

.page-news .news-series-card.is-revisit::before {
  background: var(--bl-violet-500);
}

.page-news .news-series-card.is-partner::before {
  background: var(--bl-gold-300);
}

.page-news .news-series-card:hover {
  border-color: var(--bl-cyan-400);
  transform: translateX(4px);
}

.page-news .news-series-index {
  margin: 0 0 8px;
  font-family: var(--bl-font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--news-dim);
}

.page-news .news-series-card h3 {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--bl-mist-100);
}

.page-news .news-series-card p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--news-dim);
}

.page-news .news-series-card p.news-series-meta {
  margin: 0;
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--bl-cyan-600);
}

.page-news .bl-link {
  color: var(--bl-cyan-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .bl-link:hover {
  color: var(--bl-gold-300);
}

/* ---------- 条目索引区 ---------- */
.page-news .news-archive {
  padding: clamp(44px, 6.4vw, 90px) 0 clamp(40px, 5.6vw, 80px);
  border-top: 1px solid var(--news-line-soft);
}

.page-news .news-index {
  display: grid;
  gap: 28px;
}

.page-news .news-rail {
  border-top: 1px solid var(--news-line);
  padding-top: 18px;
}

.page-news .news-rail-title {
  margin: 0 0 12px;
  font-family: var(--bl-font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--news-dim);
}

.page-news .news-rail-list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-rail-list li {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
}

.page-news .news-rail-list a {
  color: var(--bl-mist-100);
  text-decoration: none;
  transition: color .2s var(--bl-ease);
}

.page-news .news-rail-list a:hover {
  color: var(--bl-cyan-400);
}

.page-news .news-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--bl-cyan-400);
  box-shadow: 0 0 0 3px rgba(47, 227, 208, .14);
}

.page-news .news-dot--search {
  background: var(--bl-orange-500);
  box-shadow: 0 0 0 3px rgba(255, 138, 61, .16);
}

.page-news .news-dot--revisit {
  background: var(--bl-violet-500);
  box-shadow: 0 0 0 3px rgba(107, 79, 224, .18);
}

.page-news .news-dot--partner {
  background: var(--bl-gold-300);
  box-shadow: 0 0 0 3px rgba(255, 201, 139, .16);
}

.page-news .news-scale-list {
  list-style: none;
  position: relative;
  margin: 0;
  padding: 0 0 0 14px;
  display: grid;
  gap: 12px;
}

.page-news .news-scale-list::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 5px;
  bottom: 5px;
  width: 1px;
  background: linear-gradient(180deg, var(--bl-cyan-400), rgba(47, 227, 208, .08));
}

.page-news .news-scale-list li {
  position: relative;
  font-family: var(--bl-font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--news-dim);
}

.page-news .news-scale-list li::before {
  content: "";
  position: absolute;
  left: -11px;
  top: 7px;
  width: 7px;
  height: 1px;
  background: var(--bl-cyan-600);
}

/* ---------- 条目卡片 ---------- */
.page-news .news-entries {
  display: grid;
  gap: 4px;
}

.page-news .news-entry {
  position: relative;
  padding: 0 0 26px 22px;
  margin-bottom: 26px;
  border-left: 1px solid var(--news-line);
}

.page-news .news-entry::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bl-navy-900);
  border: 1px solid var(--bl-cyan-400);
}

.page-news .news-entry-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
  font-family: var(--bl-font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--news-dim);
}

.page-news .news-entry-series {
  color: var(--bl-cyan-400);
}

.page-news .news-entry-time {
  cursor: help;
  border-bottom: 1px dashed rgba(169, 191, 211, .4);
}

.page-news .news-entry-title {
  margin: 0 0 10px;
  font-family: var(--bl-font-display);
  font-weight: 300;
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.42;
  letter-spacing: .04em;
  color: var(--bl-mist-100);
}

.page-news .news-entry-excerpt {
  margin: 0 0 10px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--news-dim);
}

.page-news .news-entry-detail summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  list-style: none;
  cursor: pointer;
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--bl-cyan-400);
}

.page-news .news-entry-detail summary::-webkit-details-marker {
  display: none;
}

.page-news .news-entry-detail summary::before {
  content: "+";
  font-family: var(--bl-font-mono);
  font-size: 14px;
  color: var(--bl-orange-500);
}

.page-news .news-entry-detail[open] summary::before {
  content: "−";
}

.page-news .news-entry-detail p {
  margin: 10px 0 0;
  max-width: 60ch;
  padding-left: 14px;
  border-left: 2px solid var(--bl-violet-500);
  font-size: 14px;
  line-height: 1.85;
  color: var(--news-dim);
}

.page-news .news-note {
  margin: 2px 0 30px;
  padding: 18px 20px;
  border: 1px solid var(--news-line);
  border-radius: var(--bl-radius);
  background: linear-gradient(120deg, rgba(107, 79, 224, .18), rgba(6, 20, 38, .24));
  font-size: 14px;
  line-height: 1.85;
  color: var(--bl-gold-300);
}

.page-news .news-note strong {
  color: var(--bl-mist-100);
  font-weight: 600;
}

/* ---------- 版本迭代 ---------- */
.page-news .news-versions {
  padding: clamp(44px, 6.4vw, 92px) 0;
  border-top: 1px solid var(--news-line-soft);
}

.page-news .news-versions-layout {
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: none;
}

.page-news .news-tl-item {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--news-line-soft);
}

.page-news .news-tl-item:last-child {
  border-bottom: 1px solid var(--news-line-soft);
}

.page-news .news-tl-year {
  font-family: var(--bl-font-mono);
  font-size: 15px;
  letter-spacing: .1em;
  color: var(--bl-cyan-400);
}

.page-news .news-tl-item.is-current .news-tl-year {
  color: var(--bl-orange-500);
}

.page-news .news-tl-body h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .03em;
  color: var(--bl-mist-100);
}

.page-news .news-tl-body p {
  margin: 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--news-dim);
}

.page-news .news-versions-figure {
  margin: 0;
}

.page-news .news-versions-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--news-line);
  border-radius: var(--bl-radius);
  object-fit: cover;
}

.page-news .news-versions-figure figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--news-dim);
}

/* ---------- 联动说明 ---------- */
.page-news .news-connect {
  padding: clamp(44px, 6.4vw, 92px) 0;
  border-top: 1px solid var(--news-line-soft);
}

.page-news .news-connect-layout {
  display: grid;
  gap: var(--news-gap);
}

.page-news .news-connect-main h2 {
  margin: 12px 0 16px;
  font-family: var(--bl-font-display);
  font-weight: 200;
  font-size: clamp(26px, 4vw, 46px);
  letter-spacing: .07em;
  line-height: 1.16;
}

.page-news .news-steps {
  list-style: none;
  margin: clamp(24px, 3.4vw, 38px) 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .news-step {
  position: relative;
  padding: 18px 20px 18px 22px;
  border: 1px solid var(--news-line);
  border-radius: var(--bl-radius);
  background: var(--news-panel);
}

.page-news .news-step-num {
  display: inline-block;
  margin-bottom: 8px;
  font-family: var(--bl-font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--bl-orange-500);
}

.page-news .news-step h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  letter-spacing: .03em;
  color: var(--bl-mist-100);
}

.page-news .news-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--news-dim);
}

.page-news .news-connect-figure {
  margin: 0;
}

.page-news .news-connect-figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--news-line);
  border-radius: var(--bl-radius);
  object-fit: cover;
}

.page-news .news-connect-figure figcaption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--news-dim);
}

/* ---------- 跟进更新 ---------- */
.page-news .news-follow {
  padding: clamp(44px, 6.4vw, 92px) 0 clamp(56px, 8vw, 120px);
  border-top: 1px solid var(--news-line-soft);
}

.page-news .news-follow-grid {
  display: grid;
  gap: 16px;
}

.page-news .news-follow-card {
  padding: 22px 22px 20px;
  border: 1px solid var(--news-line);
  border-radius: var(--bl-radius);
  background: var(--news-panel);
  transition: border-color .24s var(--bl-ease);
}

.page-news .news-follow-card:hover {
  border-color: var(--bl-cyan-400);
}

.page-news .news-follow-card.is-accent {
  background: linear-gradient(140deg, rgba(255, 138, 61, .16), rgba(6, 20, 38, .3));
  border-color: rgba(255, 138, 61, .4);
}

.page-news .news-follow-index {
  margin: 0 0 10px;
  font-family: var(--bl-font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--bl-cyan-600);
}

.page-news .news-follow-card.is-accent .news-follow-index {
  color: var(--bl-orange-500);
}

.page-news .news-follow-card h3 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .03em;
  color: var(--bl-mist-100);
}

.page-news .news-follow-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--news-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-brief {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 20px;
  }

  .page-news .news-follow-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-index {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: 52px;
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: calc(var(--bl-header-h) + 26px);
  }

  .page-news .news-connect-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-news .news-versions-layout {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-news .news-series-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-news .news-follow-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-series-card,
  .page-news .news-follow-card,
  .page-news .news-crumb a,
  .page-news .news-rail-list a {
    transition: none;
  }

  .page-news .news-series-card:hover {
    transform: none;
  }
}