.page-news {
  --news-text-2: #B7C1DA;
  --news-line: rgba(140, 151, 184, .17);
  --news-gap: clamp(15px, 1.6vw, 20px);
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  padding: 20px 0 2px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(18px, 3vw, 34px) 0 clamp(28px, 4.4vw, 60px);
}
.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -240px;
  right: -180px;
  width: 660px;
  height: 660px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(53, 224, 200, .16), transparent 62%);
  z-index: -1;
  pointer-events: none;
}
.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(233, 238, 248, .026) 0 1px,
    transparent 1px 4px
  );
}
.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: end;
}
@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(250px, .82fr);
  }
}
.page-news .news-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.022em;
  font-size: clamp(33px, 5.4vw, 62px);
  line-height: 1.08;
  color: var(--paper);
  text-wrap: balance;
}
.page-news .news-hero__lede {
  margin: 18px 0 0;
  max-width: 60ch;
  color: var(--news-text-2);
  font-size: clamp(14.5px, 1.3vw, 16.5px);
  line-height: 1.78;
}
.page-news .news-hero__stats {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--news-line);
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  overflow: hidden;
}
.page-news .news-hero__stats > div {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 12px 15px;
  min-width: 0;
  background: rgba(22, 32, 74, .74);
}
.page-news .news-hero__stats dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--muted);
}
.page-news .news-hero__stats dd {
  margin: 0;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.2;
  color: var(--cyan);
}
.page-news .news-hero__stats dd.news-hero__stats--text {
  font-size: clamp(12.5px, 1.3vw, 15px);
  color: var(--orange);
  letter-spacing: .01em;
}

/* ---------- 栏目索引 ---------- */
.page-news .column-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--news-line);
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  overflow: hidden;
}
@media (min-width: 640px) {
  .page-news .column-index { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 1080px) {
  .page-news .column-index { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}
.page-news .column-index__item {
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-width: 0;
  padding: 20px 17px 22px;
  background: var(--ink-800);
  transition: background-color .2s var(--ease);
}
.page-news .column-index__item:hover {
  background: var(--ink-750);
}
.page-news .column-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--cyan);
}
.page-news .column-index__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 17.5px;
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-news .column-index__desc {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}
.page-news .column-index__beat {
  margin-top: auto;
  align-self: flex-start;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(53, 224, 200, .34);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
}

/* ---------- 主体骨架 ---------- */
.page-news .news-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 38px);
  align-items: start;
}
@media (min-width: 1024px) {
  .page-news .news-body {
    grid-template-columns: minmax(0, 1fr) 300px;
  }
}
.page-news .news-col {
  display: flex;
  flex-direction: column;
  gap: 19px;
  min-width: 0;
}
.page-news .news-col__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.018em;
  font-size: clamp(22px, 2.6vw, 30px);
  color: var(--paper);
}
.page-news .news-col__note {
  margin: 10px 0 0;
  max-width: 58ch;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 栏目筛选 ---------- */
.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.page-news .news-filter .chip {
  border: 1px solid rgba(140, 151, 184, .32);
  background: transparent;
  color: var(--news-text-2);
  transition: color .16s var(--ease), border-color .16s var(--ease), background-color .16s var(--ease);
}
.page-news .news-filter .chip:hover {
  border-color: var(--cyan);
  color: var(--paper);
}
.page-news .news-filter .chip[aria-pressed="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-900);
  font-weight: 600;
}

/* ---------- 卡流 ---------- */
.page-news .news-flow {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
}
@media (min-width: 760px) {
  .page-news .news-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-news .news-card--lead { grid-column: 1 / -1; }
}
@media (min-width: 1024px) {
  .page-news .news-card--lead {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    align-items: stretch;
  }
  .page-news .news-card--lead .media,
  .page-news .news-card--lead .media__frame {
    height: 100%;
    min-height: 290px;
  }
}
.page-news .news-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  background: var(--ink-800);
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  transition: border-color .22s var(--ease), transform .22s var(--ease), box-shadow .22s var(--ease);
}
.page-news .news-card::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 3px;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(53, 224, 200, .72) 0 10px,
    transparent 10px 18px
  );
  opacity: .2;
  transition: opacity .22s var(--ease);
}
.page-news .news-card:hover {
  border-color: rgba(53, 224, 200, .42);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.page-news .news-card:hover::after { opacity: .78; }
.page-news .news-card--watch { border-color: rgba(255, 77, 98, .3); }
.page-news .news-card--watch::after {
  background-image: repeating-linear-gradient(
    90deg,
    rgba(255, 77, 98, .75) 0 10px,
    transparent 10px 18px
  );
}
.page-news .news-card--watch:hover { border-color: rgba(255, 77, 98, .58); }
.page-news .news-card .media { flex: 0 0 auto; }
.page-news .news-card img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-news .news-card__body {
  display: flex;
  flex-direction: column;
  gap: 11px;
  flex: 1;
  min-width: 0;
  padding: 17px 17px 19px;
}
.page-news .news-card__top {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
}
.page-news .news-card__beat {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .02em;
  color: var(--muted);
}
.page-news .news-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -.016em;
  font-size: clamp(17px, 1.9vw, 21px);
  line-height: 1.34;
  color: var(--paper);
}
.page-news .news-card--lead .news-card__title {
  font-size: clamp(20px, 2.5vw, 29px);
  line-height: 1.26;
}
.page-news .news-card__excerpt {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--news-text-2);
}
.page-news .news-card__list {
  list-style: none;
  margin: 2px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.page-news .news-card__list li {
  position: relative;
  padding-left: 15px;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--muted);
}
.page-news .news-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--green);
}
.page-news .news-card--watch .news-card__list li::before { background: var(--red); }
.page-news .news-card__foot {
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed rgba(140, 151, 184, .22);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--muted);
}
.page-news .news-card__more {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 200, .35);
  padding-bottom: 1px;
  transition: border-color .16s var(--ease), color .16s var(--ease);
}
.page-news .news-card__more:hover {
  border-bottom-color: var(--cyan);
  color: var(--paper);
}
.page-news .news-card__read {
  margin-left: auto;
  white-space: nowrap;
  opacity: .58;
  transition: opacity .2s var(--ease), color .2s var(--ease);
}
.page-news .news-card:hover .news-card__read,
.page-news .news-card:focus-within .news-card__read {
  opacity: 1;
  color: var(--cyan);
}

/* ---------- 呼吸区 ---------- */
.page-news .news-breath {
  grid-column: 1 / -1;
  display: grid;
  gap: 14px;
  padding: clamp(30px, 5vw, 58px) clamp(6px, 2.4vw, 30px);
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
  background:
    radial-gradient(circle at 10% 18%, rgba(53, 224, 200, .11), transparent 58%),
    radial-gradient(circle at 92% 86%, rgba(255, 122, 41, .09), transparent 58%);
}
.page-news .news-breath__line {
  margin: 0;
  max-width: 26ch;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(21px, 3.1vw, 35px);
  line-height: 1.4;
  letter-spacing: -.012em;
  color: var(--paper);
}
.page-news .news-breath__sub {
  margin: 0;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--news-text-2);
}

/* ---------- 侧栏 ---------- */
.page-news .news-rail {
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-width: 0;
}
@media (min-width: 1024px) {
  .page-news .news-rail {
    position: sticky;
    top: calc(var(--head-offset) + 14px);
  }
}
.page-news .rail-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px;
  border-radius: var(--radius);
  border: 1px solid rgba(140, 151, 184, .19);
}
.page-news .rail-panel__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}
.page-news .rail-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}
.page-news .rail-links li + li {
  border-top: 1px solid rgba(140, 151, 184, .14);
}
.page-news .rail-links a {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 11px 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--paper);
  text-decoration: none;
  transition: color .18s var(--ease);
}
.page-news .rail-links a:hover { color: var(--cyan); }
.page-news .rail-links a span {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
}
.page-news .rail-sub__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.page-news .rail-sub__list li {
  display: flex;
  gap: 9px;
  font-size: 13.5px;
  line-height: 1.68;
  color: var(--news-text-2);
}
.page-news .rail-sub__list li::before {
  content: "";
  flex: 0 0 6px;
  width: 6px;
  height: 6px;
  margin-top: 8px;
  border-radius: 2px;
  background: var(--green);
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news .news-card,
  .page-news .news-card::after,
  .page-news .news-card__read,
  .page-news .column-index__item,
  .page-news .news-filter .chip,
  .page-news .rail-links a {
    transition: none;
  }
  .page-news .news-card:hover { transform: none; }
}

/* ---------- 窄屏收束 ---------- */
@media (max-width: 520px) {
  .page-news .news-hero__stats {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-news .news-hero__stats > div {
    flex-direction: row;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
  }
  .page-news .news-card__foot {
    gap: 6px 10px;
  }
  .page-news .news-card__read {
    margin-left: 0;
  }
}
<<<END>>>