.page-news {
  --news-rail-w: 214px;
  --news-line: var(--archive-line);
  background: var(--ink-900);
  color: var(--paper-sand);
  overflow-x: hidden;
}

.page-news h1,
.page-news h2,
.page-news h3 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.12;
  margin: 0;
}

.page-news p { margin: 0; }

.page-news a { text-decoration: none; }

.page-news > section { scroll-margin-top: 104px; }

/* ---------- 首屏框景 ---------- */
.page-news .news-hero {
  padding: clamp(16px, 3vw, 26px) 0 clamp(38px, 6vw, 70px);
}

.page-news .news-hero__frame {
  position: relative;
  margin-top: clamp(18px, 3vw, 30px);
  padding: clamp(30px, 5vw, 62px) clamp(20px, 4vw, 56px) clamp(28px, 4vw, 48px);
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(217, 178, 106, 0.13), transparent 58%),
    linear-gradient(175deg, rgba(23, 41, 63, 0.72), rgba(10, 21, 34, 0.25) 78%);
}

.page-news .news-hero__frame::before {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(217, 178, 106, 0.22);
  border-radius: var(--radius);
  pointer-events: none;
}

.page-news .news-hero__frame::after {
  content: "";
  position: absolute;
  right: -1px;
  bottom: -1px;
  width: 42%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--amber-orange));
}

.page-news .news-hero__title {
  position: relative;
  margin: 14px 0 0;
  font-size: clamp(2rem, 6.4vw, 3.7rem);
  letter-spacing: 0.02em;
  color: var(--paper-sand);
  max-width: 20ch;
}

.page-news .news-hero__lede {
  position: relative;
  margin-top: 20px;
  max-width: 62ch;
  color: var(--muted-paper);
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  line-height: 1.9;
}

.page-news .news-hero__facts {
  position: relative;
  list-style: none;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--news-line);
  border: 1px solid var(--news-line);
}

.page-news .news-hero__fact {
  background: rgba(10, 21, 34, 0.62);
  padding: 16px 18px;
  display: grid;
  gap: 6px;
}

.page-news .news-hero__fact-num {
  font-family: var(--font-mono);
  font-size: 1.02rem;
  letter-spacing: 0.12em;
  color: var(--sand-gold);
}

.page-news .news-hero__fact-lbl {
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--muted-paper);
}

/* ---------- 条目流 ---------- */
.page-news .news-feed {
  padding: clamp(30px, 5vw, 62px) 0 clamp(36px, 5vw, 64px);
  border-top: 1px solid var(--news-line);
  background: linear-gradient(180deg, var(--ink-800), var(--ink-900) 60%);
}

.page-news .news-feed__grid {
  display: grid;
  gap: clamp(22px, 4vw, 46px);
  grid-template-columns: minmax(0, 1fr);
}

.page-news .news-rail {
  border-left: 2px solid var(--news-line);
  padding-left: 18px;
}

.page-news .news-rail__title {
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--helan-slate);
  margin-bottom: 14px;
}

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

.page-news .news-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px 9px 12px;
  border-left: 2px solid transparent;
  margin-left: -20px;
  color: var(--muted-paper);
  font-size: 0.9rem;
  transition: color 180ms var(--ease), border-color 180ms var(--ease), background 180ms var(--ease);
}

.page-news .news-rail__no {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--helan-slate);
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  color: var(--paper-sand);
  border-left-color: var(--sand-gold);
}

.page-news .news-rail__link.is-current {
  color: var(--paper-sand);
  border-left-color: var(--amber-orange);
  background: rgba(255, 138, 43, 0.1);
}

.page-news .news-rail__link.is-current .news-rail__no {
  color: var(--amber-orange);
}

.page-news .news-rail__note {
  margin-top: 16px;
  font-size: 0.76rem;
  line-height: 1.75;
  color: var(--helan-slate);
}

.page-news .news-feed__title {
  font-size: clamp(1.34rem, 3vw, 1.9rem);
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--news-line);
  color: var(--paper-sand);
}

.page-news .news-stream {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.page-news .news-card {
  position: relative;
  padding: 20px 18px 18px;
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  background: linear-gradient(155deg, rgba(23, 41, 63, 0.95), rgba(16, 31, 51, 0.6));
  transition: transform 220ms var(--ease), border-color 220ms var(--ease);
}

.page-news .news-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: linear-gradient(180deg, var(--sand-gold), transparent);
  opacity: 0.5;
}

.page-news .news-card:hover {
  transform: translateY(-2px);
  border-color: rgba(217, 178, 106, 0.5);
}

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

.page-news .news-card__num {
  font-size: 1.45rem;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--sand-gold);
  transition: transform 200ms var(--ease);
}

.page-news .news-card:hover .news-card__num {
  transform: translateY(-3px);
}

.page-news .news-card__time {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--helan-slate);
  border: 1px solid var(--news-line);
  padding: 3px 8px;
  border-radius: 999px;
}

.page-news .news-card__title {
  margin: 14px 0 0;
  font-size: clamp(1.05rem, 2.2vw, 1.24rem);
  color: var(--paper-sand);
}

.page-news .news-card__summary {
  margin-top: 12px;
  font-size: 0.93rem;
  line-height: 1.88;
  color: var(--muted-paper);
}

.page-news .news-card__more {
  margin-top: 14px;
  border-top: 1px dashed var(--news-line);
  padding-top: 12px;
}

.page-news .news-card__more summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--amber-orange);
}

.page-news .news-card__more summary::-webkit-details-marker { display: none; }

.page-news .news-card__more summary::after {
  content: " +";
  color: var(--sand-gold);
}

.page-news .news-card__more[open] summary::after { content: " –"; }

.page-news .news-card__more p {
  margin-top: 10px;
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--muted-paper);
}

/* ---------- 专题引导窄带 ---------- */
.page-news .news-band {
  display: grid;
  gap: 8px;
  padding: 18px 20px;
  border-top: 1px solid var(--sand-gold);
  border-bottom: 1px solid var(--news-line);
  background: linear-gradient(90deg, rgba(217, 178, 106, 0.14), rgba(255, 138, 43, 0.04) 55%, transparent);
}

.page-news .news-band--plain {
  border-top-color: var(--helan-slate);
  background: linear-gradient(90deg, rgba(110, 127, 140, 0.18), transparent 70%);
}

.page-news .news-band__index {
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--sand-gold);
}

.page-news .news-band--plain .news-band__index { color: var(--helan-slate); }

.page-news .news-band__title {
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--paper-sand);
}

.page-news .news-band__link {
  font-size: 0.84rem;
  color: var(--amber-orange);
  letter-spacing: 0.04em;
}

.page-news .news-band__link:hover,
.page-news .news-band__link:focus-visible {
  text-decoration: underline;
}

/* ---------- 章节通用头 ---------- */
.page-news .news-section-head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(22px, 4vw, 34px);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-section-head h2 {
  font-size: clamp(1.5rem, 3.6vw, 2.2rem);
  color: var(--paper-sand);
}

.page-news .news-section-head__note {
  font-size: 11px;
  letter-spacing: 0.26em;
  color: var(--helan-slate);
}

/* ---------- 版本与索引记录 ---------- */
.page-news .news-log {
  padding: clamp(40px, 6vw, 76px) 0;
  background: var(--ink-800);
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-split {
  display: grid;
  gap: clamp(20px, 3.4vw, 34px);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}

.page-news .news-split + .news-split {
  margin-top: clamp(38px, 6vw, 66px);
  padding-top: clamp(32px, 5vw, 52px);
  border-top: 1px dashed var(--news-line);
}

.page-news .news-figure {
  margin: 0;
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--ink-700);
}

.page-news .news-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .news-figure--tall img { aspect-ratio: 12 / 7; }

.page-news .news-figure__cap {
  padding: 10px 14px;
  font-size: 0.76rem;
  line-height: 1.7;
  color: var(--helan-slate);
  border-top: 1px solid var(--news-line);
}

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

.page-news .news-split__title {
  font-size: clamp(1.12rem, 2.6vw, 1.42rem);
  color: var(--paper-sand);
  margin-bottom: 14px;
}

.page-news .news-split__body > p {
  font-size: 0.94rem;
  line-height: 1.9;
  color: var(--muted-paper);
}

.page-news .news-ticks {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-ticks li {
  position: relative;
  padding-left: 20px;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--paper-sand);
}

.page-news .news-ticks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 2px;
  background: var(--sand-gold);
}

.page-news .news-copybar {
  margin-top: 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 12px 14px;
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  background: rgba(10, 21, 34, 0.6);
}

.page-news .news-copybar__label {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--helan-slate);
}

.page-news .news-copybar__value {
  font-size: 0.92rem;
  color: var(--sand-gold);
}

.page-news .news-copy {
  margin-left: auto;
  font-size: 0.78rem;
  padding: 7px 12px;
  border: 1px solid rgba(255, 138, 43, 0.55);
  border-radius: 999px;
  background: transparent;
  color: var(--amber-orange);
  cursor: pointer;
  transition: background 180ms var(--ease), color 180ms var(--ease);
}

.page-news .news-copy:hover,
.page-news .news-copy:focus-visible {
  background: var(--amber-orange);
  color: var(--ink-900);
}

.page-news .news-copy[data-copied] {
  border-color: var(--status-jade);
  color: var(--status-jade);
}

.page-news .news-inline-link {
  display: inline-block;
  margin-top: 20px;
  font-size: 0.88rem;
  color: var(--amber-orange);
  border-bottom: 1px solid rgba(255, 138, 43, 0.4);
  padding-bottom: 2px;
}

.page-news .news-inline-link:hover,
.page-news .news-inline-link:focus-visible {
  border-bottom-color: var(--amber-orange);
}

/* ---------- 专题区 ---------- */
.page-news .news-series {
  padding: clamp(40px, 6vw, 78px) 0;
  background:
    radial-gradient(90% 70% at 0% 0%, rgba(79, 157, 130, 0.12), transparent 62%),
    var(--ink-900);
}

.page-news .news-series--alt {
  background:
    radial-gradient(80% 60% at 100% 10%, rgba(217, 178, 106, 0.12), transparent 60%),
    var(--ink-900);
  border-top: 1px solid var(--news-line);
}

.page-news .news-series__grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  grid-template-columns: minmax(0, 1fr);
}

.page-news .news-series__body h2 {
  margin-top: 12px;
  font-size: clamp(1.5rem, 3.8vw, 2.2rem);
  color: var(--paper-sand);
  max-width: 24ch;
}

.page-news .news-series__body > p {
  margin-top: 16px;
  font-size: 0.94rem;
  line-height: 1.92;
  color: var(--muted-paper);
  max-width: 60ch;
}

.page-news .news-details {
  margin-top: 20px;
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  background: rgba(23, 41, 63, 0.7);
  padding: 14px 16px;
}

.page-news .news-details + .news-details { margin-top: 12px; }

.page-news .news-details summary {
  cursor: pointer;
  list-style: none;
  font-size: 0.92rem;
  color: var(--sand-gold);
  letter-spacing: 0.03em;
}

.page-news .news-details summary::-webkit-details-marker { display: none; }

.page-news .news-details summary::before {
  content: "▸ ";
  color: var(--amber-orange);
}

.page-news .news-details[open] summary::before { content: "▾ "; }

.page-news .news-details > p {
  margin-top: 12px;
  font-size: 0.88rem;
  line-height: 1.88;
  color: var(--muted-paper);
}

.page-news .news-details__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  counter-reset: news-series;
}

.page-news .news-details__list li {
  display: flex;
  gap: 12px;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--paper-sand);
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--news-line);
}

.page-news .news-details__list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-news .news-details__list .mono {
  flex: 0 0 auto;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--helan-slate);
  padding-top: 0.25em;
}

.page-news .news-guide {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
}

.page-news .news-guide .news-details { margin-top: 0; }

/* ---------- 节奏色带 ---------- */
.page-news .news-cadence {
  position: relative;
  padding: clamp(44px, 7vw, 88px) 0;
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
  background: var(--ink-800);
  overflow: hidden;
}

.page-news .news-cadence__bg {
  position: absolute;
  inset: 0;
  opacity: 0.2;
  pointer-events: none;
}

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

.page-news .news-cadence__inner {
  position: relative;
}

.page-news .news-cadence h2 {
  font-size: clamp(1.5rem, 3.8vw, 2.2rem);
  color: var(--paper-sand);
}

.page-news .news-cadence__lede {
  margin-top: 14px;
  max-width: 56ch;
  font-size: 0.94rem;
  line-height: 1.9;
  color: var(--muted-paper);
}

.page-news .news-cadence__list {
  list-style: none;
  margin: clamp(24px, 4vw, 38px) 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--news-line);
  border: 1px solid var(--news-line);
}

.page-news .news-cadence__item {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  background: rgba(10, 21, 34, 0.78);
}

.page-news .news-cadence__when {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--sand-gold);
}

.page-news .news-cadence__what {
  font-size: 0.9rem;
  line-height: 1.78;
  color: var(--paper-sand);
}

/* ---------- 双入口 ---------- */
.page-news .news-next {
  padding: clamp(42px, 6vw, 82px) 0 clamp(36px, 5vw, 60px);
  background: var(--ink-900);
}

.page-news .news-next__title {
  font-size: clamp(1.4rem, 3.4vw, 2rem);
  color: var(--paper-sand);
  margin-bottom: clamp(20px, 3.4vw, 30px);
}

.page-news .news-next__grid {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
}

.page-news .news-next__card {
  display: grid;
  gap: 8px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(23, 41, 63, 0.95), rgba(10, 21, 34, 0.7));
  transition: border-color 200ms var(--ease), transform 200ms var(--ease);
}

.page-news .news-next__card:hover,
.page-news .news-next__card:focus-visible {
  border-color: var(--amber-orange);
  transform: translateY(-3px);
}

.page-news .news-next__card--alt {
  background: linear-gradient(150deg, rgba(110, 127, 140, 0.22), rgba(10, 21, 34, 0.75));
}

.page-news .news-next__no {
  font-size: 11px;
  letter-spacing: 0.24em;
  color: var(--amber-orange);
}

.page-news .news-next__name {
  font-family: var(--font-display);
  font-size: clamp(1.12rem, 2.4vw, 1.32rem);
  font-weight: 700;
  color: var(--paper-sand);
}

.page-news .news-next__desc {
  font-size: 0.86rem;
  line-height: 1.78;
  color: var(--muted-paper);
}

.page-news .news-next__top {
  display: inline-block;
  margin-top: clamp(24px, 4vw, 36px);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--helan-slate);
}

.page-news .news-next__top:hover,
.page-news .news-next__top:focus-visible { color: var(--sand-gold); }

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-news .news-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-cadence__item {
    grid-template-columns: 170px minmax(0, 1fr);
    align-items: baseline;
    gap: 18px;
  }

  .page-news .news-guide {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-guide .news-details:first-child {
    grid-column: 1 / -1;
  }

  .page-news .news-next__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-news .news-feed__grid {
    grid-template-columns: minmax(0, var(--news-rail-w)) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 116px;
  }

  .page-news .news-stream {
    gap: 22px;
  }

  .page-news .news-card {
    padding: 24px 28px 20px;
  }

  .page-news .news-card--shift {
    margin-left: 34px;
  }

  .page-news .news-band {
    padding: 20px 26px;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 18px;
    margin-left: -14px;
  }

  .page-news .news-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(28px, 4vw, 52px);
  }

  .page-news .news-split--rev {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-news .news-split--rev .news-figure { order: 2; }

  .page-news .news-series__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: clamp(30px, 4.5vw, 60px);
  }

  .page-news .news-guide {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-guide .news-details:first-child {
    grid-column: auto;
  }

  .page-news .news-section-head {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: baseline;
    gap: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-card,
  .page-news .news-card__num,
  .page-news .news-next__card,
  .page-news .news-rail__link,
  .page-news .news-copy {
    transition: none;
  }

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

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