.page-news {
  --news-gap: clamp(18px, 2.6vw, 34px);
  --news-soft: rgba(143, 163, 184, .12);
  display: block;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: clamp(96px, 13vw, 168px) 0 clamp(34px, 4.6vw, 58px);
  border-bottom: 1px solid var(--line-soft);
  overflow: hidden;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(110% 80% at 90% -10%, rgba(0, 240, 181, .18), transparent 60%),
    radial-gradient(80% 70% at 6% 110%, rgba(122, 92, 255, .16), transparent 62%);
  pointer-events: none;
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 1;
}

.page-news .news-hero .breadcrumb {
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-news .news-hero__title {
  margin: 16px 0 0;
  max-width: 16em;
}

.page-news .news-hero__lede {
  margin-top: clamp(16px, 2vw, 24px);
  max-width: 62ch;
}

.page-news .news-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
  margin: clamp(28px, 4vw, 48px) 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-hero__facts li {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-top: 14px;
  border-top: 2px solid var(--line-signal);
  min-width: 0;
}

.page-news .news-hero__facts .num {
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.05;
}

.page-news .news-hero__facts li > span:last-child {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--muted);
}

/* ---------- 置顶更新条 ---------- */
.page-news .news-pin {
  padding: clamp(28px, 4.4vw, 52px) 0 clamp(12px, 2vw, 24px);
}

.page-news .news-pin__inner {
  position: relative;
  display: grid;
  gap: clamp(18px, 2.6vw, 32px);
  padding: clamp(20px, 3vw, 34px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--signal);
  border-radius: var(--radius-lg);
  background: var(--glass);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
}

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

.page-news .news-pin__title {
  margin: 0;
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.32;
  color: var(--ink);
  font-weight: 700;
}

.page-news .news-pin__text {
  margin: 14px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .news-pin__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.page-news .news-pin__meta {
  margin: 16px 0 0;
}

.page-news .news-pin__media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--card);
  aspect-ratio: 5 / 3;
}

.page-news .news-pin__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 列表主体 ---------- */
.page-news .news-body {
  padding: clamp(30px, 5vw, 62px) 0;
}

.page-news .news-body__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
}

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

.page-news .news-stream__head {
  padding-bottom: clamp(16px, 2.4vw, 26px);
}

.page-news .news-stream__head .lede {
  margin-top: 12px;
  max-width: 60ch;
}

.page-news .news-item {
  padding: clamp(20px, 2.6vw, 30px) 0;
  border-top: 1px solid var(--news-soft);
}

.page-news .news-item:first-of-type {
  border-top: 1px solid var(--line-signal);
}

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

.page-news .news-item__title {
  margin: 0;
  font-size: clamp(18px, 2.1vw, 23px);
  line-height: 1.38;
  font-weight: 700;
  color: var(--ink);
}

.page-news .news-item__summary {
  margin: 8px 0 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .news-item--media {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(14px, 2vw, 24px);
  align-items: start;
}

.page-news .news-item--media .news-item__main {
  min-width: 0;
}

.page-news .news-item__media {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line-soft);
  background: var(--card);
}

.page-news .news-item__media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 筛选栏 ---------- */
.page-news .news-filter {
  order: -1;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
  min-width: 0;
}

.page-news .news-filter__title {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--muted);
  font-weight: 600;
}

.page-news .news-filter__group {
  display: flex;
  flex-wrap: nowrap;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: none;
}

.page-news .news-filter__group::-webkit-scrollbar {
  display: none;
}

.page-news .news-filter__group .pill {
  flex: 0 0 auto;
  transition: transform .16s ease, background-color .16s ease, color .16s ease;
}

.page-news .news-filter__group .pill[aria-pressed="true"] {
  transform: translateY(-2px);
}

.page-news .news-filter__note {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .news-filter__note a {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid var(--line-signal);
}

.page-news .news-filter__note a:hover,
.page-news .news-filter__note a:focus-visible {
  color: var(--ink);
}

/* ---------- 专题带 ---------- */
.page-news .news-topics {
  padding: clamp(38px, 5.6vw, 76px) 0;
  background: var(--panel);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-topics__head .lede {
  margin-top: 12px;
  max-width: 56ch;
}

.page-news .news-topics__viewport {
  position: relative;
  margin-top: clamp(20px, 3vw, 34px);
}

.page-news .news-topics__viewport::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 16px;
  width: 72px;
  background: linear-gradient(90deg, rgba(11, 18, 32, 0), var(--panel));
  pointer-events: none;
}

.page-news .news-topics__rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(250px, 82%);
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding: 4px 2px 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.page-news .news-topics__rail:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 4px;
}

.page-news .topic-card {
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  min-height: 200px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--card);
  transition: border-color .18s ease, transform .18s ease;
}

.page-news .topic-card:hover {
  border-color: var(--line-signal);
  transform: translateY(-3px);
}

.page-news .topic-card__media {
  margin: 0;
  aspect-ratio: 7 / 4;
  background: var(--panel);
}

.page-news .topic-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .topic-card__body {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 10px;
  flex: 1;
  padding: 18px;
}

.page-news .topic-card__title {
  margin: 0;
  font-size: 17px;
  line-height: 1.42;
  font-weight: 700;
  color: var(--ink);
}

.page-news .topic-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin: 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--muted);
}

/* ---------- 订阅更新 ---------- */
.page-news .news-sub {
  padding: clamp(38px, 5.6vw, 80px) 0;
}

.page-news .news-sub__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  padding: clamp(24px, 3.4vw, 42px);
  border: 1px solid var(--line-signal);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(140deg, rgba(0, 240, 181, .12), rgba(11, 18, 32, .92) 58%),
    var(--card);
}

.page-news .news-sub__text {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

.page-news .news-sub__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-self: center;
}

.page-news .news-sub__fold {
  margin-top: clamp(16px, 2.4vw, 24px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
  overflow: hidden;
}

.page-news .news-sub__fold .fold__body p {
  margin: 0;
  max-width: 74ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .news-sub__fold .fold__body a {
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid var(--line-signal);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-news .news-pin__inner {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: center;
  }

  .page-news .news-item--media {
    grid-template-columns: minmax(0, 1fr) 232px;
    align-items: center;
  }

  .page-news .news-sub__inner {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    align-items: center;
  }

  .page-news .news-sub__actions {
    align-self: center;
  }
}

@media (min-width: 900px) {
  .page-news .news-topics__rail {
    grid-auto-columns: minmax(290px, 31%);
  }
}

@media (min-width: 1000px) {
  .page-news .news-body__grid {
    grid-template-columns: minmax(0, 1fr) 272px;
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }

  .page-news .news-filter {
    order: 0;
    position: sticky;
    top: calc(var(--header-h, 0px) + 28px);
    padding: 20px;
  }

  .page-news .news-filter__group {
    flex-wrap: wrap;
    overflow: visible;
    padding-bottom: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .topic-card,
  .page-news .news-filter__group .pill {
    transition: none;
  }

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

  .page-news .news-filter__group .pill[aria-pressed="true"] {
    transform: none;
  }
}
<<<END>>>