.page-news {
  --news-rail-w: 236px;
  --news-stream-gap: 56px;
}

/* ---------- 首屏 ---------- */
.page-news .news-mast {
  position: relative;
  padding: 24px 0 56px;
  overflow: hidden;
}
.page-news .news-mast::after {
  content: "";
  position: absolute;
  right: -14%;
  top: 32%;
  width: 52%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold));
  transform: rotate(-12deg);
  opacity: 0.55;
  pointer-events: none;
}
.page-news .news-mast::before {
  content: "";
  position: absolute;
  left: -10%;
  bottom: 8%;
  width: 36%;
  height: 1px;
  background: linear-gradient(90deg, var(--indigo-2), transparent);
  transform: rotate(-12deg);
  pointer-events: none;
}
.page-news .breadcrumb {
  position: relative;
  z-index: 1;
  margin-bottom: 30px;
  font-size: 13px;
}
.page-news .news-mast__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 30px;
}
.page-news .news-mast__kicker {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-light);
}
.page-news .news-mast h1 {
  margin: 0 0 20px;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(30px, 5.4vw, 54px);
  line-height: 1.14;
  letter-spacing: 0.01em;
  color: var(--cream);
  max-width: 17ch;
}
.page-news .news-mast__lede {
  margin: 0;
  max-width: 620px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}
.page-news .news-mast__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}
.page-news .news-mast__panel {
  padding: 24px;
  border-radius: var(--radius-lg);
}
.page-news .news-mast__panel-title {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}
.page-news .news-mast__panel ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-news .news-mast__panel li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 11px 0;
  border-top: 1px solid var(--line);
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--mist);
}
.page-news .news-mast__panel li:first-child {
  border-top: 0;
}
.page-news .news-mast__num {
  font-size: 20px;
  line-height: 1;
  flex: 0 0 auto;
}

/* ---------- 主布局 ---------- */
.page-news .news-layout {
  display: grid;
  gap: 32px;
  padding-bottom: 72px;
}
.page-news .news-rail {
  position: relative;
}
.page-news .news-rail__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--gold);
}
.page-news .news-rail__nav {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: thin;
}
.page-news .news-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex: 0 0 auto;
  padding: 10px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-size: 14.5px;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color 240ms var(--ease), border-color 240ms var(--ease), background 240ms var(--ease);
}
.page-news .news-chip .mono {
  font-size: 12px;
  color: var(--gold-dark);
}
.page-news .news-chip:hover,
.page-news .news-chip:focus-visible {
  color: var(--cream);
  border-color: var(--line-gold);
  background: linear-gradient(135deg, rgba(201, 162, 39, 0.2), rgba(201, 162, 39, 0.04));
}
.page-news .news-chip:hover .mono,
.page-news .news-chip:focus-visible .mono {
  color: var(--gold-light);
}
.page-news .news-chip.is-active {
  color: var(--ink);
  border-color: transparent;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
}
.page-news .news-chip.is-active .mono {
  color: rgba(11, 15, 26, 0.66);
}
.page-news .news-rail__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 置顶专题 ---------- */
.page-news .news-stream > * + * {
  margin-top: var(--news-stream-gap);
}
.page-news .news-feature {
  display: grid;
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-lg);
  background: linear-gradient(158deg, var(--indigo) 0%, var(--ink) 78%);
  box-shadow: var(--shadow);
}
.page-news .news-feature__body {
  padding: 28px 24px;
}
.page-news .news-feature__flag {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 0 0 16px;
}
.page-news .news-feature__date {
  font-size: 12.5px;
  color: var(--amber);
}
.page-news .news-feature h2 {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-size: clamp(22px, 3.6vw, 32px);
  line-height: 1.3;
  color: var(--cream);
}
.page-news .news-feature__text {
  margin: 0 0 18px;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--mist);
}
.page-news .news-feature__toc {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
}
.page-news .news-feature__toc li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  font-size: 14.5px;
  color: var(--cream);
}
.page-news .news-feature__toc .mono {
  font-size: 12px;
  color: var(--gold);
}
.page-news .news-feature__media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
}

/* ---------- 区块通用 ---------- */
.page-news .news-block {
  position: relative;
}
.page-news .news-block__head {
  margin-bottom: 24px;
}
.page-news .news-block__kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--gold);
}
.page-news .news-block__kicker--dark {
  color: var(--gold-dark);
}
.page-news .news-block h2 {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.4vw, 32px);
  line-height: 1.24;
  color: var(--cream);
}
.page-news .news-block__desc {
  margin: 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 条目列表 ---------- */
.page-news .news-list {
  border-top: 1px solid var(--line);
}
.page-news .news-item {
  position: relative;
  padding: 22px 18px;
  border-radius: var(--radius-md);
  transition: background 260ms var(--ease);
}
.page-news .news-item:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 0;
  height: 1px;
  background: var(--line);
}
.page-news .news-item:hover {
  background: linear-gradient(90deg, rgba(201, 162, 39, 0.12), rgba(201, 162, 39, 0));
}
.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 0 0 10px;
}
.page-news .news-item__ver {
  font-size: 19px;
  line-height: 1;
  color: var(--gold-light);
  border-bottom: 2px solid var(--gold);
  padding-bottom: 2px;
}
.page-news .news-item__read {
  font-size: 12.5px;
  color: var(--mist);
}
.page-news .news-item h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--cream);
}
.page-news .news-item__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: var(--mist);
}
.page-news .news-item__series {
  margin: 12px 0 0;
  font-size: 12.5px;
  color: var(--cyan);
}
.page-news .news-item--lead {
  display: grid;
  gap: 18px;
}
.page-news .news-item__media img {
  display: block;
  width: 100%;
  height: 100%;
  max-height: 280px;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--gold-dark);
}

/* ---------- 浅底公告区 ---------- */
.page-news .news-block--cream {
  padding: 28px 20px 24px;
  border-radius: var(--radius-lg);
  background: var(--cream);
  color: var(--ink);
}
.page-news .news-block--cream h2 {
  color: var(--ink);
}
.page-news .news-block__desc--dark {
  color: rgba(11, 15, 26, 0.66);
}
.page-news .news-block__head--split {
  display: grid;
  gap: 18px;
  align-items: center;
}
.page-news .news-bulletin__figure {
  margin: 0;
  max-width: 160px;
}
.page-news .news-bulletin__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
}
.page-news .news-list--dark {
  border-top-color: rgba(11, 15, 26, 0.16);
}
.page-news .news-item--dark {
  border-radius: var(--radius-md);
}
.page-news .news-item--dark:not(:last-child)::after {
  background: rgba(11, 15, 26, 0.14);
}
.page-news .news-item--dark:hover {
  background: linear-gradient(90deg, rgba(201, 162, 39, 0.22), rgba(201, 162, 39, 0));
}
.page-news .news-item--dark h3 {
  color: var(--ink);
}
.page-news .news-item--dark .news-item__text {
  color: rgba(11, 15, 26, 0.68);
}
.page-news .news-item--dark .news-item__read {
  color: rgba(11, 15, 26, 0.5);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  display: grid;
  gap: 18px;
}
.page-news .news-series__card {
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(170deg, var(--indigo), var(--ink));
  transition: transform 260ms var(--ease), border-color 260ms var(--ease);
}
.page-news .news-series__card:hover {
  transform: translateY(-2px);
  border-color: var(--line-gold);
}
.page-news .news-series__count {
  margin: 0 0 12px;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--gold-light);
}
.page-news .news-series__card h3 {
  margin: 0 0 10px;
  font-size: 18px;
  line-height: 1.44;
  color: var(--cream);
}
.page-news .news-series__card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--mist);
}
.page-news .news-series__meta {
  margin-top: 14px !important;
  font-size: 12.5px;
  color: var(--amber);
}

/* ---------- 行业观察 ---------- */
.page-news .news-insight {
  display: grid;
  gap: 24px;
}
.page-news .news-list--flush {
  border-top: 1px solid var(--line);
}
.page-news .news-insight__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line-gold);
}
.page-news .news-insight__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

/* ---------- 收尾入口 ---------- */
.page-news .news-subscribe {
  padding: 30px 22px;
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(201, 162, 39, 0.18) 0%, transparent 58%),
    linear-gradient(160deg, var(--indigo-2), var(--ink));
}
.page-news .news-subscribe h2 {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-size: clamp(22px, 3.2vw, 30px);
  line-height: 1.28;
  color: var(--cream);
}
.page-news .news-subscribe__text p {
  margin: 0;
  max-width: 56ch;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--mist);
}
.page-news .news-subscribe__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}
.page-news .news-subscribe__hint {
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}
.page-news .news-subscribe__hint a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 197, 214, 0.42);
}
.page-news .news-subscribe__hint a:hover,
.page-news .news-subscribe__hint a:focus-visible {
  color: var(--gold-light);
  border-bottom-color: var(--gold);
}

/* ---------- 640 及以上 ---------- */
@media (min-width: 640px) {
  .page-news .news-mast {
    padding: 32px 0 72px;
  }
  .page-news .news-feature__body {
    padding: 34px 32px;
  }
  .page-news .news-item {
    padding: 24px 22px;
  }
  .page-news .news-item:not(:last-child)::after {
    left: 22px;
    right: 22px;
  }
  .page-news .news-item--lead {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: 24px;
  }
  .page-news .news-item__media img {
    max-height: 320px;
  }
  .page-news .news-block--cream {
    padding: 34px 28px 28px;
  }
  .page-news .news-block__head--split {
    grid-template-columns: minmax(0, 1fr) 160px;
    gap: 28px;
  }
  .page-news .news-bulletin__figure {
    max-width: 100%;
  }
  .page-news .news-series {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-news .news-subscribe {
    padding: 38px 32px;
  }
}

/* ---------- 900 及以上：侧栏 + 内容流 ---------- */
@media (min-width: 900px) {
  .page-news .news-mast__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
    align-items: end;
  }
  .page-news .news-layout {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: 56px;
    padding-bottom: 96px;
  }
  .page-news .news-rail {
    position: sticky;
    top: 104px;
    align-self: start;
  }
  .page-news .news-rail__nav {
    flex-direction: column;
    overflow: visible;
    gap: 8px;
    padding-bottom: 0;
  }
  .page-news .news-chip {
    width: 100%;
    border-radius: var(--radius-md);
    border-left: 3px solid transparent;
  }
  .page-news .news-chip.is-active {
    border-left-color: var(--gold-light);
  }
  .page-news .news-feature {
    grid-template-columns: minmax(0, 3fr) minmax(0, 4fr);
    align-items: stretch;
  }
  .page-news .news-feature__body {
    padding: 40px 34px;
  }
  .page-news .news-feature__media img {
    min-height: 100%;
  }
  .page-news .news-series {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
  .page-news .news-series__card--offset {
    margin-top: 28px;
  }
  .page-news .news-insight {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
    gap: 40px;
  }
  .page-news .news-block--split .news-block__head {
    max-width: 56ch;
  }
  .page-news .news-subscribe {
    padding: 44px 40px;
  }
}

/* ---------- 1200 及以上 ---------- */
@media (min-width: 1200px) {
  .page-news {
    --news-stream-gap: 72px;
  }
  .page-news .news-block--cream {
    padding: 40px 36px 32px;
  }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news .news-chip,
  .page-news .news-item,
  .page-news .news-series__card {
    transition: none;
  }
  .page-news .news-series__card:hover {
    transform: none;
  }
}
<<<END>>>