.page-news {
  --nw-line: rgba(42, 74, 99, 0.55);
  --nw-line-soft: rgba(42, 74, 99, 0.32);
  --nw-rail-w: 252px;
  --nw-block-gap: 46px;
  background:
    radial-gradient(1100px 400px at 80% -8%, rgba(14, 59, 46, 0.55), transparent 72%),
    var(--navy);
  color: var(--paper);
  padding-bottom: 72px;
}

.page-news img {
  max-width: 100%;
  height: auto;
}

/* ---------- 页头 ---------- */

.page-news .news-hero {
  position: relative;
  padding-top: 20px;
  border-bottom: 1px solid var(--nw-line-soft);
  background-image:
    repeating-linear-gradient(90deg, rgba(42, 74, 99, 0.16) 0 1px, transparent 1px 84px),
    repeating-linear-gradient(180deg, rgba(42, 74, 99, 0.11) 0 1px, transparent 1px 84px);
}

.page-news .news-hero .eyebrow {
  color: var(--amber);
  letter-spacing: 0.16em;
}

.page-news .news-hero__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(28px, 6.6vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.018em;
  margin: 10px 0 16px;
  color: #F5FAFF;
  max-width: 18ch;
}

.page-news .news-hero__lede {
  margin: 0 0 20px;
  max-width: 60ch;
  font-size: 16px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--mist);
}

.page-news .news-hero__stats .mono {
  color: var(--amber);
  font-weight: 700;
  margin-right: 6px;
}

.page-news .news-hero__fig {
  margin: 0 auto;
  max-width: 1600px;
}

.page-news .news-hero__fig .fig__frame {
  overflow: hidden;
  border-radius: 0 0 var(--radius-l) var(--radius-l);
  border-top: 1px solid rgba(242, 179, 61, 0.35);
}

.page-news .news-hero__fig img {
  width: 100%;
  object-fit: cover;
}

.page-news .news-hero__fig .fig__cap {
  padding: 10px 2px 18px;
  font-size: 12.5px;
  color: var(--mist);
}

/* ---------- 主体布局 ---------- */

.page-news .news-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  margin-top: 34px;
}

.page-news .news-rail {
  display: grid;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--nw-line-soft);
  border-radius: var(--radius-l);
  background: linear-gradient(180deg, rgba(14, 59, 46, 0.55), rgba(10, 27, 42, 0.35));
}

.page-news .news-rail__block + .news-rail__block {
  padding-top: 14px;
  border-top: 1px dashed var(--nw-line-soft);
}

.page-news .news-rail__title {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--amber);
}

.page-news .cat-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .cat-list__link {
  display: block;
  padding: 9px 11px;
  border-left: 3px solid transparent;
  border-radius: var(--radius-s);
  color: var(--paper);
  font-size: 14px;
  line-height: 1.4;
  text-decoration: none;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .cat-list__link:hover,
.page-news .cat-list__link:focus-visible {
  background: rgba(242, 179, 61, 0.15);
  border-left-color: var(--amber);
  color: var(--amber-hi);
}

.page-news .issue-scale {
  position: relative;
  margin: 0;
  padding: 0 0 0 18px;
  list-style: none;
}

.page-news .issue-scale::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--nw-line);
}

.page-news .issue-scale__item {
  position: relative;
}

.page-news .issue-scale__link {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 7px 0;
  color: var(--mist);
  font-size: 13px;
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-news .issue-scale__link::before {
  content: "";
  position: absolute;
  left: -16px;
  top: 50%;
  width: 8px;
  height: 8px;
  margin-top: -4px;
  border-radius: 50%;
  background: var(--steel);
  border: 1px solid var(--line);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .issue-scale__link:hover,
.page-news .issue-scale__link:focus-visible {
  color: var(--amber-hi);
}

.page-news .issue-scale__link:hover::before,
.page-news .issue-scale__link:focus-visible::before {
  background: var(--amber);
  border-color: var(--amber-hi);
}

.page-news .news-rail__fig {
  margin: 0;
  max-width: 220px;
}

.page-news .news-rail__fig .fig__frame {
  overflow: hidden;
  border-radius: var(--radius-m);
  border: 1px solid var(--nw-line-soft);
}

.page-news .news-rail__fig img {
  width: 100%;
  object-fit: cover;
}

/* ---------- 分区通栏标题 ---------- */

.page-news .news-block {
  margin-top: var(--nw-block-gap);
}

.page-news .news-block:first-child {
  margin-top: 0;
}

.page-news .section-lede {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 头条 ---------- */

.page-news .lead-story {
  display: grid;
  gap: 20px;
  padding: 22px;
  border: 1px solid rgba(242, 179, 61, 0.3);
  border-radius: var(--radius-l);
  background-image:
    repeating-linear-gradient(90deg, rgba(242, 179, 61, 0.05) 0 1px, transparent 1px 56px),
    linear-gradient(150deg, rgba(23, 51, 77, 0.95), rgba(14, 59, 46, 0.75));
}

.page-news .lead-story__title {
  margin: 8px 0 12px;
  font-family: var(--font-head);
  font-size: clamp(20px, 3.6vw, 27px);
  font-weight: 800;
  line-height: 1.28;
  color: #F5FAFF;
}

.page-news .lead-story__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--paper);
}

.page-news .lead-story__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-news .lead-story__links .btn {
  text-decoration: none;
}

.page-news .lead-story__fig {
  margin: 0;
}

.page-news .lead-story__fig .fig__frame {
  overflow: hidden;
  border-radius: var(--radius-m);
  border: 1px solid var(--nw-line-soft);
}

.page-news .lead-story__fig img {
  width: 100%;
  object-fit: cover;
}

.page-news .lead-story__fig .fig__cap {
  margin-top: 8px;
  font-size: 12.5px;
  color: var(--mist);
}

/* ---------- 条目列表 ---------- */

.page-news .entry-list {
  overflow-x: clip;
}

.page-news .entry {
  border: 1px solid var(--nw-line-soft);
  border-radius: var(--radius-m);
  background: rgba(23, 51, 77, 0.55);
  overflow: hidden;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .entry + .entry {
  margin-top: 12px;
}

.page-news .entry:hover {
  border-color: rgba(242, 179, 61, 0.42);
  background: rgba(23, 51, 77, 0.75);
}

.page-news .entry__head {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  gap: 6px 12px;
  width: 100%;
  padding: 15px 16px;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background var(--dur) var(--ease);
}

.page-news .entry__head:hover {
  background: rgba(242, 179, 61, 0.06);
}

.page-news .entry__head:focus-visible {
  outline: 2px solid var(--amber-hi);
  outline-offset: -2px;
}

.page-news .entry__no {
  padding-top: 3px;
  font-size: 14px;
  font-weight: 700;
  color: var(--amber);
}

.page-news .entry__main {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.page-news .entry__main .chip {
  align-self: flex-start;
  font-size: 11px;
  padding: 3px 10px;
}

.page-news .entry__title {
  display: block;
  font-family: var(--font-head);
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.42;
  color: #F0F6FB;
}

.page-news .entry__sum {
  display: block;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--mist);
}

.page-news .entry__aside {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  text-align: right;
}

.page-news .entry__time {
  font-size: 11.5px;
  letter-spacing: 0.02em;
  color: var(--mist);
  white-space: nowrap;
}

.page-news .entry__state {
  font-size: 11.5px;
  color: var(--amber);
}

.page-news .entry__body {
  border-top: 1px dashed var(--nw-line-soft);
}

.page-news .entry__inner {
  padding: 14px 16px 18px;
}

.page-news .entry__inner p {
  margin: 0 0 12px;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--paper);
}

.page-news .entry__inner p:last-child {
  margin-bottom: 0;
}

.page-news .entry__more a {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 179, 61, 0.5);
  padding-bottom: 1px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .entry__more a:hover,
.page-news .entry__more a:focus-visible {
  color: var(--amber-hi);
  border-color: var(--amber-hi);
}

/* ---------- 专题系列 ---------- */

.page-news .series-wrap {
  display: grid;
  gap: 26px;
}

.page-news .topic-series__fig {
  margin: 0;
}

.page-news .topic-series__fig .fig__frame {
  overflow: hidden;
  border-radius: var(--radius-m);
  border: 1px solid var(--nw-line-soft);
}

.page-news .topic-series__fig img {
  width: 100%;
  object-fit: cover;
}

.page-news .topic-series__fig .fig__cap {
  margin-top: 8px;
  font-size: 12.5px;
  color: var(--mist);
}

.page-news .tree {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .tree::before {
  content: "";
  position: absolute;
  left: 17px;
  top: 24px;
  bottom: 24px;
  width: 1px;
  background: linear-gradient(180deg, rgba(242, 179, 61, 0.7), rgba(42, 74, 99, 0.3));
}

.page-news .tree__node {
  position: relative;
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 14px;
  padding: 10px 0;
}

.page-news .tree__no {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(242, 179, 61, 0.45);
  background: var(--navy);
  color: var(--amber);
  font-size: 12px;
  font-weight: 700;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .tree__node--start .tree__no {
  background: var(--amber);
  border-color: var(--amber-hi);
  color: var(--ink);
}

.page-news .tree__node:hover .tree__no {
  background: var(--amber);
  border-color: var(--amber-hi);
  color: var(--ink);
}

.page-news .tree__body h3 {
  margin: 6px 0 4px;
  font-family: var(--font-head);
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.4;
  color: #F0F6FB;
}

.page-news .tree__body p {
  margin: 0;
  max-width: 58ch;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--mist);
}

/* ---------- 归档 ---------- */

.page-news .news-archive {
  padding: 22px;
  border: 1px solid var(--nw-line-soft);
  border-radius: var(--radius-l);
  background: linear-gradient(160deg, rgba(14, 59, 46, 0.55), rgba(10, 27, 42, 0.4));
}

.page-news .archive-grid {
  display: grid;
  gap: 14px;
}

.page-news .archive-card {
  padding: 16px;
  border: 1px solid var(--nw-line-soft);
  border-radius: var(--radius-m);
  background: rgba(23, 51, 77, 0.5);
  transition: border-color var(--dur) var(--ease);
}

.page-news .archive-card:hover {
  border-color: rgba(242, 179, 61, 0.4);
}

.page-news .archive-card h3 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  color: #F0F6FB;
}

.page-news .archive-card p {
  margin: 0 0 12px;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--mist);
}

.page-news .archive-card__link {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid rgba(242, 179, 61, 0.5);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .archive-card__link:hover,
.page-news .archive-card__link:focus-visible {
  color: var(--amber-hi);
  border-color: var(--amber-hi);
}

/* ---------- 桌面端 ---------- */

@media (min-width: 720px) {
  .page-news .archive-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .cat-list {
    grid-template-columns: 1fr;
  }

  .page-news .lead-story {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    padding: 26px;
  }
}

@media (min-width: 960px) {
  .page-news .news-layout {
    grid-template-columns: var(--nw-rail-w) minmax(0, 1fr);
    gap: 44px;
    align-items: start;
    margin-top: 40px;
  }

  .page-news .news-rail {
    padding: 20px;
  }

  .page-news .series-wrap {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 34px;
    align-items: start;
  }

  .page-news .entry:nth-child(even) {
    transform: translateX(16px);
  }

  .page-news .entry:nth-child(3n) {
    transform: translateX(-10px);
  }
}

@media (min-width: 1200px) {
  .page-news .news-rail {
    position: sticky;
    top: calc(var(--header-h) + 20px);
  }

  .page-news .news-hero__title {
    max-width: 15ch;
  }
}
<<<END>>>