.page-news {
  --news-rail-w: 264px;
}

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

.page-news figure {
  margin: 0;
}

.page-news .news-hero-wrap {
  padding-block: clamp(16px, 3vw, 30px) 0;
}

/* ---------- 首屏框景 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    radial-gradient(900px 380px at 88% -30%, rgba(51, 230, 255, 0.14), transparent 62%),
    linear-gradient(180deg, rgba(16, 27, 56, 0.96), rgba(7, 11, 24, 0.88));
  padding: clamp(20px, 4vw, 46px);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(36, 50, 79, 0.55);
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  top: 0;
  left: clamp(20px, 4vw, 46px);
  width: 96px;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  pointer-events: none;
}

.page-news .news-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(22px, 4vw, 40px);
  align-items: center;
}

.page-news .news-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-title);
  font-size: clamp(2.1rem, 6.4vw, 4.2rem);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-news .news-hero__lede {
  margin: 18px 0 0;
  max-width: 48ch;
  font-size: clamp(0.95rem, 1.6vw, 1.06rem);
  line-height: 1.85;
  color: var(--mist);
}

.page-news .news-hero__jump {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-news .news-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 16px 22px;
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-news .news-hero__stats .stat__value {
  font-family: var(--font-data);
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  font-weight: 700;
  line-height: 1;
}

.page-news .news-hero__stats .stat__unit {
  margin-left: 4px;
  font-size: 12px;
  color: var(--mist);
}

.page-news .news-hero__stats .stat__label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--mist);
}

.page-news .news-hero__figure {
  position: relative;
  border: 1px solid var(--line-soft);
  background: var(--ink);
}

.page-news .news-hero__figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  opacity: 0.86;
}

.page-news .news-hero__plate {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 7px 12px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--paper);
  background: rgba(7, 11, 24, 0.86);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
}

/* ---------- 主体双栏 ---------- */
.page-news .news-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 46px);
  padding-block: clamp(30px, 5vw, 56px) clamp(50px, 7vw, 84px);
}

.page-news .news-rail {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-news .rail-block {
  border: 1px solid var(--line);
  background: rgba(14, 23, 48, 0.55);
  padding: 16px;
}

.page-news .rail-block__title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-news .rail-block__title::before {
  content: "";
  width: 16px;
  height: 1px;
  background: var(--cyan);
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .filter-btn {
  appearance: none;
  cursor: pointer;
  padding: 7px 11px;
  font-family: var(--font-title);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--mist);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: color 180ms ease-out, border-color 180ms ease-out, box-shadow 180ms ease-out;
}

.page-news .filter-btn:hover {
  color: var(--paper);
  border-color: var(--cyan-dim);
}

.page-news .filter-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px rgba(51, 230, 255, 0.45);
}

.page-news .filter-btn[aria-pressed="true"] {
  color: var(--paper);
  border-color: var(--signal);
  box-shadow: inset 0 -2px 0 var(--signal);
}

.page-news .filter-count {
  margin: 12px 0 0;
  font-family: var(--font-data);
  font-size: 12px;
  color: var(--cyan);
}

.page-news .rail-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-news .rail-index a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  transition: color 180ms ease-out;
}

.page-news .rail-index a:hover,
.page-news .rail-index a:focus-visible {
  color: var(--cyan);
}

.page-news .rail-index__num {
  font-family: var(--font-data);
  font-size: 11px;
  color: var(--cyan);
  letter-spacing: 0.06em;
}

.page-news .rail-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 区块头 ---------- */
.page-news .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 18px;
  margin-bottom: 22px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-news .section-head__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(1.45rem, 3.2vw, 2.05rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .section-head__note {
  margin: 0;
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .news-block {
  scroll-margin-top: calc(var(--header-h) + 18px);
}

.page-news .news-block + .news-block {
  margin-top: clamp(40px, 6vw, 70px);
}

/* ---------- 编辑精选 ---------- */
.page-news .pick-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-news .pick {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(16, 27, 56, 0.74), rgba(7, 11, 24, 0.62));
  transition: border-color 200ms ease-out, transform 200ms ease-out;
}

.page-news .pick::after {
  content: "";
  position: absolute;
  top: -1px;
  right: -1px;
  width: 14px;
  height: 14px;
  border-top: 2px solid var(--cyan);
  border-right: 2px solid var(--cyan);
  opacity: 0.7;
}

.page-news .pick:hover {
  border-color: var(--cyan-dim);
  transform: translateY(-2px);
}

.page-news .pick__figure {
  border: 1px solid var(--line-soft);
  background: var(--ink);
}

.page-news .pick__figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  opacity: 0.9;
}

.page-news .pick--lead .pick__figure img {
  aspect-ratio: 16 / 9;
}

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

.page-news .pick__time {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--mist);
}

.page-news .pick h3 {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(1.1rem, 2.1vw, 1.45rem);
  font-weight: 800;
  line-height: 1.4;
  color: var(--paper);
}

.page-news .pick__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .pick__foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  margin: auto 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

/* ---------- 更新列表 ---------- */
.page-news .filter-empty {
  margin: 0 0 16px;
  padding: 16px;
  font-size: 14px;
  color: var(--mist);
  border: 1px dashed var(--line);
}

.page-news .filter-empty[hidden] {
  display: none;
}

.page-news .entry-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .entry {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color 180ms ease-out;
}

.page-news .entry:hover,
.page-news .entry:focus-within {
  background: rgba(51, 230, 255, 0.045);
}

.page-news .entry__num {
  font-family: var(--font-data);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.2;
  color: rgba(51, 230, 255, 0.42);
  transition: color 180ms ease-out;
}

.page-news .entry:hover .entry__num {
  color: var(--cyan);
}

.page-news .entry__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
}

.page-news .entry__title {
  margin: 0;
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--paper);
}

.page-news .entry__time {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-news .entry__lead {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .entry__more {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 220ms ease-out, opacity 200ms ease-out;
}

.page-news .entry:hover .entry__more,
.page-news .entry:focus-within .entry__more {
  max-height: 260px;
  opacity: 1;
}

.page-news .entry__more p {
  margin: 10px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--cyan-dim);
  font-size: 13.5px;
  line-height: 1.8;
  color: rgba(244, 247, 255, 0.82);
}

/* ---------- 专题 ---------- */
.page-news .topics-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-news .topics-figure {
  position: relative;
  border: 1px solid var(--line);
  background: var(--ink);
  align-self: start;
}

.page-news .topics-figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  opacity: 0.82;
}

.page-news .topics-figure__plate {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 7px 11px;
  font-family: var(--font-data);
  font-size: 10.5px;
  letter-spacing: 0.05em;
  color: var(--paper);
  background: rgba(7, 11, 24, 0.86);
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
}

.page-news .topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.page-news .topic {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px;
  border: 1px solid var(--line);
  background: rgba(14, 23, 48, 0.5);
  text-decoration: none;
  transition: border-color 180ms ease-out, background-color 180ms ease-out;
}

.page-news .topic:hover,
.page-news .topic:focus-visible {
  border-color: var(--signal);
  background: rgba(16, 27, 56, 0.86);
}

.page-news .topic__num {
  font-family: var(--font-data);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-news .topic__name {
  font-family: var(--font-title);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--paper);
}

.page-news .topic__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .cat-wrap {
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-news .cat-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px 20px;
  margin: 14px 0 0;
}

.page-news .cat-item {
  padding-left: 12px;
  border-left: 1px solid var(--line);
}

.page-news .cat-item dt {
  font-family: var(--font-title);
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--signal);
}

.page-news .cat-item dd {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .topics-foot {
  margin: 22px 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .topics-foot a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-dim);
}

.page-news .topics-foot a:hover {
  color: var(--signal);
  border-bottom-color: var(--signal);
}

/* ---------- 合作与反馈 ---------- */
.page-news .coop-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-news .coop-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(16, 27, 56, 0.86), rgba(7, 11, 24, 0.7));
}

.page-news .coop-card--alt {
  background:
    linear-gradient(180deg, rgba(14, 23, 48, 0.62), rgba(7, 11, 24, 0.62));
  border-style: dashed;
}

.page-news .coop-card h3 {
  margin: 0;
  font-family: var(--font-title);
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
  font-weight: 800;
  line-height: 1.4;
  color: var(--paper);
}

.page-news .coop-desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .coop-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-news .coop-list li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(244, 247, 255, 0.86);
}

.page-news .coop-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 7px;
  height: 1px;
  background: var(--cyan);
}

.page-news .coop-card .btn {
  align-self: flex-start;
  margin-top: 4px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .entry {
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 16px;
    padding: 18px 0;
  }

  .page-news .entry__num {
    font-size: 1.35rem;
  }

  .page-news .entry__title {
    font-size: 1.06rem;
  }
}

@media (min-width: 780px) {
  .page-news .pick-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-news .pick--lead {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: stretch;
    gap: 20px;
  }

  .page-news .pick--lead .pick__figure {
    flex: 0 0 46%;
    align-self: stretch;
  }

  .page-news .pick--lead .pick__figure img {
    height: 100%;
    aspect-ratio: auto;
    min-height: 220px;
  }

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

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: 1.12fr 0.88fr;
  }

  .page-news .topics-layout {
    grid-template-columns: 300px minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 960px) {
  .page-news .news-shell {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: calc(var(--header-h) + 20px);
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .pick,
  .page-news .pick__figure img,
  .page-news .entry,
  .page-news .entry__more,
  .page-news .entry__num,
  .page-news .filter-btn,
  .page-news .topic {
    transition: none;
  }

  .page-news .pick:hover {
    transform: none;
  }
}
<<<END>>>