.page-news {
  --news-band: rgba(11, 30, 58, .72);
  --news-hair: 1px solid rgba(44, 74, 110, .5);
  background: var(--ink-900);
  color: var(--paper);
  font-family: var(--font-body);
  overflow-x: hidden;
}

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

/* 面包屑 */
.page-news .breadcrumbs {
  padding: 1.15rem 0 .35rem;
  font-size: .8125rem;
}

.page-news .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .breadcrumbs__link {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-news .breadcrumbs__link:hover,
.page-news .breadcrumbs__link:focus-visible {
  color: var(--orange-soft);
  border-bottom-color: var(--orange-soft);
}

.page-news .breadcrumbs__sep {
  color: var(--ink-600);
}

.page-news .breadcrumbs__current {
  color: var(--paper);
  font-weight: 500;
}

/* 刊头 */
.page-news .news-hero {
  position: relative;
  padding: clamp(1.5rem, 4vw, 3rem) 0 clamp(2.25rem, 5vw, 4rem);
  background:
    radial-gradient(120% 100% at 8% -10%, rgba(18, 58, 94, .95), rgba(7, 21, 40, 0) 62%),
    linear-gradient(180deg, var(--ink-800), var(--ink-900));
  border-bottom: var(--edge);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(44, 74, 110, .35) 0 1px,
    transparent 1px 104px
  );
  opacity: .5;
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  right: -8%;
  top: 12%;
  width: 42%;
  height: 68%;
  background: linear-gradient(135deg, rgba(255, 106, 42, .16), rgba(34, 211, 182, .1));
  clip-path: polygon(28% 0, 100% 0, 72% 100%, 0 100%);
  pointer-events: none;
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.75rem);
  align-items: start;
}

.page-news .news-hero__copy {
  min-width: 0;
}

.page-news .eyebrow {
  margin: 0 0 .85rem;
  color: var(--orange-soft);
  font-size: .8125rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.page-news h1 {
  margin: 0 0 1.15rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2rem, 5.2vw, 3.6rem);
  line-height: 1.06;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-news .news-hero__lead {
  margin: 0 0 1.5rem;
  max-width: 46rem;
  color: var(--mist);
  font-size: 1rem;
  line-height: 1.78;
}

.page-news .news-hero__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .75rem 1rem;
  margin: 0 0 1.6rem;
  padding: 1rem 0 0;
  border-top: var(--news-hair);
}

.page-news .news-hero__stat {
  min-width: 0;
}

.page-news .news-hero__stat dt {
  margin: 0 0 .2rem;
  color: var(--mist);
  font-size: .6875rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.page-news .news-hero__stat dd {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--paper);
  letter-spacing: -.01em;
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.page-news .news-hero__media {
  margin: 0;
  align-self: stretch;
}

.page-news .news-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 180px;
}

/* 主体轨道 */
.page-news .news-body {
  padding: clamp(2rem, 4vw, 3.5rem) 0 clamp(3rem, 6vw, 5rem);
}

.page-news .layout-rail {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 3vw, 2.75rem);
  align-items: start;
}

.page-news .news-rail {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem 1.25rem;
  align-items: center;
  padding: .85rem 1rem;
  border: var(--edge);
  background: var(--ink-800);
  box-shadow: var(--shadow-hard);
}

.page-news .doc-rail__title {
  margin: 0;
  width: 100%;
  color: var(--orange-soft);
  font-size: .6875rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.page-news .doc-rail__list {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem .9rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .doc-rail__link {
  display: inline-block;
  padding: .15rem 0;
  color: var(--mist);
  font-size: .875rem;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-news .doc-rail__link:hover,
.page-news .doc-rail__link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--orange);
}

.page-news .news-rail__version {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin-left: auto;
}

.page-news .news-rail__num {
  color: var(--teal);
  font-size: .875rem;
  font-weight: 500;
}

.page-news .copy-btn {
  border: 1px solid var(--ink-600);
  background: transparent;
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: .75rem;
  padding: .3rem .65rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-news .copy-btn:hover,
.page-news .copy-btn:focus-visible {
  color: var(--paper);
  border-color: var(--teal);
  background: rgba(34, 211, 182, .1);
}

.page-news .copy-btn[data-copied] {
  color: var(--ink-900);
  background: var(--teal);
  border-color: var(--teal);
}

/* 画布 */
.page-news .news-canvas {
  min-width: 0;
}

/* 置顶条目 */
.page-news .news-pinned {
  position: relative;
  border: var(--edge);
  border-top: 4px solid var(--orange);
  background: linear-gradient(160deg, var(--ink-800), var(--ink-900) 72%);
  box-shadow: var(--shadow-hard);
  padding: clamp(1.1rem, 2.6vw, 2rem);
}

.page-news .news-pinned__article {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.1rem, 2.4vw, 1.9rem);
}

.page-news .news-pinned__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .65rem;
  margin-bottom: .85rem;
}

.page-news .news-pinned__ver {
  color: var(--teal);
  font-size: .875rem;
  letter-spacing: .06em;
}

.page-news .news-pinned h2 {
  margin: 0 0 .85rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  line-height: 1.15;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-news .news-pinned__lead {
  margin: 0 0 1.25rem;
  color: var(--mist);
  line-height: 1.78;
  font-size: .9375rem;
}

.page-news .news-pinned__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.25rem;
}

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

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

/* 分段标签 */
.page-news .tabs {
  border-top: var(--news-hair);
  padding-top: 1rem;
}

.page-news .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem;
  margin-bottom: .9rem;
}

.page-news .tabs__tab {
  appearance: none;
  border: 1px solid var(--ink-600);
  background: rgba(18, 58, 94, .45);
  color: var(--mist);
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  padding: .38rem .75rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: color .18s var(--ease), border-color .18s var(--ease), background-color .18s var(--ease);
}

.page-news .tabs__tab:hover,
.page-news .tabs__tab:focus-visible {
  color: var(--paper);
  border-color: var(--orange-soft);
}

.page-news .tabs__tab[aria-selected="true"] {
  color: var(--ink-900);
  background: var(--orange);
  border-color: var(--orange);
  font-weight: 700;
}

.page-news .tabs__panel {
  color: var(--mist);
  font-size: .9375rem;
  line-height: 1.75;
  padding: .75rem 0 .25rem;
  border-left: 2px solid var(--ink-700);
  padding-left: .9rem;
}

.page-news .tabs__panel + .tabs__panel {
  margin-top: .6rem;
}

.page-news .tabs__panel p {
  margin: 0;
}

/* 分组 */
.page-news .news-group {
  margin-top: clamp(2.25rem, 5vw, 3.5rem);
  padding-top: clamp(1.5rem, 3vw, 2rem);
  border-top: var(--news-hair);
}

.page-news .news-group--band {
  background: var(--news-band);
  border-top: 0;
  border-left: 4px solid var(--teal-deep);
  padding: clamp(1.25rem, 3vw, 2rem) clamp(1rem, 2.6vw, 1.75rem);
}

.page-news .news-group__head {
  margin-bottom: 1.5rem;
}

.page-news .news-group__head h2 {
  margin: 0 0 .7rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.35rem, 2.4vw, 1.95rem);
  line-height: 1.16;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-news .news-group__lead {
  margin: 0;
  max-width: 44rem;
  color: var(--mist);
  font-size: .9375rem;
  line-height: 1.78;
}

.page-news .news-group__media {
  margin: 0 0 1.5rem;
}

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

/* 时间线 */
.page-news .news-timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 1.6rem;
  list-style: none;
}

.page-news .news-timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: .55rem;
  bottom: .75rem;
  width: 2px;
  background: linear-gradient(180deg, var(--orange) 0%, var(--ink-700) 38%, rgba(18, 58, 94, .35) 100%);
}

.page-news .news-item {
  position: relative;
  padding-bottom: 1.65rem;
}

.page-news .news-item:last-child {
  padding-bottom: 0;
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: -1.6rem;
  top: .5rem;
  width: 12px;
  height: 12px;
  border: 2px solid var(--teal);
  border-radius: 50%;
  background: var(--ink-900);
  box-sizing: border-box;
}

.page-news .news-group--band .news-item::before {
  background: var(--ink-800);
}

.page-news .news-item__when {
  margin: 0 0 .35rem;
  color: var(--orange-soft);
  font-size: .75rem;
  letter-spacing: .1em;
}

.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin-bottom: .4rem;
}

.page-news .news-item__ver {
  color: var(--mist);
  font-size: .75rem;
  letter-spacing: .06em;
}

.page-news .news-item h3 {
  margin: 0 0 .45rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.45;
  color: var(--paper);
}

.page-news .news-item__body p {
  margin: 0 0 .55rem;
  color: var(--mist);
  font-size: .9375rem;
  line-height: 1.75;
}

.page-news .news-item__link {
  display: inline-block;
  color: var(--teal);
  font-size: .8125rem;
  font-family: var(--font-mono);
  text-decoration: none;
  border-bottom: 1px solid rgba(34, 211, 182, .45);
  transition: color .18s var(--ease), border-color .18s var(--ease);
}

.page-news .news-item__link:hover,
.page-news .news-item__link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--orange);
}

.page-news .news-timeline--tight .news-item {
  padding-bottom: 1.35rem;
}

/* 收尾 */
.page-news .news-cta {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  padding: clamp(1.4rem, 3.2vw, 2.25rem);
  border: var(--edge);
  border-left: 6px solid var(--orange);
  background: linear-gradient(120deg, rgba(255, 106, 42, .12), rgba(11, 30, 58, .9) 55%);
  box-shadow: var(--shadow-hard);
}

.page-news .news-cta h2 {
  margin: 0 0 .7rem;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(1.3rem, 2.4vw, 1.85rem);
  line-height: 1.18;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-news .news-cta p {
  margin: 0 0 1.25rem;
  max-width: 42rem;
  color: var(--mist);
  font-size: .9375rem;
  line-height: 1.78;
}

.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
}

/* 焦点可见性 */
.page-news a:focus-visible,
.page-news button:focus-visible {
  outline: 2px solid var(--link);
  outline-offset: 3px;
}

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

  .page-news .news-pinned__article {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    align-items: start;
  }
}

/* 桌面 */
@media (min-width: 960px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: center;
  }

  .page-news .layout-rail {
    grid-template-columns: 236px minmax(0, 1fr);
    gap: clamp(1.75rem, 3vw, 3rem);
  }

  .page-news .news-rail {
    position: sticky;
    top: 6.5rem;
    display: block;
    padding: 1rem 1.1rem 1.15rem;
  }

  .page-news .doc-rail__title {
    margin-bottom: .75rem;
  }

  .page-news .doc-rail__list {
    flex-direction: column;
    gap: .1rem;
  }

  .page-news .doc-rail__link {
    display: block;
    padding: .4rem .55rem;
    border-left: 2px solid transparent;
    border-bottom: 0;
    border-radius: 0 var(--radius) var(--radius) 0;
  }

  .page-news .doc-rail__link:hover,
  .page-news .doc-rail__link:focus-visible {
    border-left-color: var(--orange);
    background: rgba(18, 58, 94, .6);
  }

  .page-news .news-rail__version {
    margin: 1rem 0 0;
    padding-top: .9rem;
    border-top: var(--news-hair);
    flex-wrap: wrap;
  }

  .page-news .news-timeline {
    padding-left: 2rem;
  }

  .page-news .news-item::before {
    left: -2rem;
  }

  .page-news .news-timeline::before {
    left: 5px;
  }
}

/* 减少动效 */
@media (prefers-reduced-motion: reduce) {
  .page-news .breadcrumbs__link,
  .page-news .doc-rail__link,
  .page-news .copy-btn,
  .page-news .tabs__tab,
  .page-news .news-item__link {
    transition: none;
  }
}
<<<END>>>