.page-news {
  --pn-pad: clamp(18px, 4vw, 48px);
  --pn-rule: clamp(64px, 9vw, 112px);
  background: var(--ink);
  color: var(--text);
  overflow-x: hidden;
}

/* ---------- 首屏：框景索引 ---------- */

.page-news .journal-hero {
  position: relative;
  padding: clamp(108px, 14vw, 168px) 0 clamp(56px, 7vw, 84px);
  border-bottom: 1px solid var(--hair-soft);
}

.page-news .journal-hero__texture {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.page-news .journal-hero__texture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .16;
}

.page-news .journal-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(198, 160, 70, .13) 1px, transparent 0);
  background-size: 4px 4px;
  pointer-events: none;
}

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

.page-news .breadcrumb {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--text-soft);
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-news .breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
}

.page-news .breadcrumb a:hover {
  color: var(--gold-hi);
}

.page-news .journal-hero h1 {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(36px, 6.2vw, 78px);
  line-height: 1.12;
  letter-spacing: .01em;
  color: var(--paper);
  margin: 18px 0 0;
  max-width: 20ch;
}

.page-news .journal-hero .lede {
  max-width: 62ch;
  margin-top: 24px;
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(32px, 4vw, 48px);
}

.page-news .filter-chip {
  appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--text-dim);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.2;
  cursor: pointer;
  transition: background-color var(--dur) var(--ease),
              border-color var(--dur) var(--ease),
              color var(--dur) var(--ease);
}

.page-news .filter-chip:hover {
  border-color: var(--gold-hi);
  color: var(--paper);
}

.page-news .filter-chip[aria-pressed="true"],
.page-news .filter-chip.is-active {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

.page-news .filter-count {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  opacity: .78;
}

.page-news .hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px 24px;
  margin: clamp(40px, 5vw, 64px) 0 0;
  padding-top: 28px;
  border-top: 1px solid var(--hair);
}

.page-news .hero-stats dt {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--text-soft);
}

.page-news .hero-stats dd {
  margin: 8px 0 0;
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(20px, 2.6vw, 28px);
  color: var(--gold);
  letter-spacing: .02em;
}

/* ---------- 通用区块节奏 ---------- */

.page-news .section {
  padding: var(--pn-rule) 0;
}

.page-news .section--tight {
  padding: clamp(48px, 6vw, 80px) 0 var(--pn-rule);
}

.page-news .section-head {
  max-width: 68ch;
  margin-bottom: clamp(36px, 5vw, 60px);
}

.page-news .section-head h2 {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(26px, 3.6vw, 42px);
  line-height: 1.24;
  color: var(--paper);
  margin: 14px 0 0;
}

.page-news .section-head .lede {
  margin-top: 18px;
}

.page-news .eyebrow {
  color: var(--gold);
}

/* ---------- 本期版本说明 ---------- */

.page-news .version-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 44px);
}

.page-news .version-points {
  border-bottom: 1px solid var(--hair);
}

.page-news .version-point {
  border-top: 1px solid var(--hair);
}

.page-news .version-point .accordion-trigger {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 24px 0 18px;
  cursor: pointer;
  list-style: none;
}

.page-news .version-point .accordion-trigger::-webkit-details-marker {
  display: none;
}

.page-news .version-point .accordion-trigger::marker {
  content: "";
}

.page-news .version-point .index-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--gold);
  flex: none;
}

.page-news .vp-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(20px, 2.4vw, 28px);
  color: var(--paper);
  margin: 0;
  letter-spacing: .02em;
}

.page-news .version-point .accordion-panel {
  padding: 0 0 28px 40px;
}

.page-news .version-point .accordion-panel p {
  max-width: 64ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-dim);
  margin: 0;
}

.page-news .vp-lead {
  color: var(--text) !important;
  font-size: 17px !important;
  margin-bottom: 12px !important;
}

.page-news .version-figure {
  margin: 0;
}

.page-news .version-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--hair);
}

.page-news .media-caption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--text-soft);
}

/* ---------- 条目流 ---------- */

.page-news .log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-news .log-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 24px clamp(18px, 3vw, 34px) 26px;
  background: var(--ink-2);
  border: 1px solid var(--hair);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  transition: border-color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-news .log-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 100%;
  background: var(--line);
  transition: background-color var(--dur) var(--ease);
}

.page-news .log-item:hover {
  border-color: rgba(242, 212, 136, .5);
  background: #221d16;
}

.page-news .log-item:hover::before {
  background: var(--gold-hi);
}

.page-news .log-item[hidden],
.page-news .log-item.is-hidden {
  display: none;
}

.page-news .log-rail {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
}

.page-news .log-time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gold);
  white-space: nowrap;
}

.page-news .log-main {
  min-width: 0;
}

.page-news .log-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.page-news .log-tags .tag {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid var(--line);
  border-radius: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--gold);
  background: transparent;
}

.page-news .log-detail .accordion-trigger {
  cursor: pointer;
  list-style: none;
  display: block;
}

.page-news .log-detail .accordion-trigger::-webkit-details-marker {
  display: none;
}

.page-news .log-detail .accordion-trigger::marker {
  content: "";
}

.page-news .log-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(17px, 2.1vw, 22px);
  line-height: 1.5;
  color: var(--paper);
  margin: 0;
  padding-right: 28px;
  position: relative;
  letter-spacing: .01em;
}

.page-news .log-title::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 0;
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--gold);
}

.page-news .log-detail[open] .log-title::after {
  content: "−";
}

.page-news .log-panel {
  padding-top: 14px;
}

.page-news .log-panel p {
  max-width: 66ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-dim);
  margin: 0;
}

.page-news .log-figure {
  margin: 18px 0 0;
}

.page-news .log-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--hair-soft);
}

/* ---------- 主题簇 ---------- */

.page-news .cluster-timeline {
  margin: 0 0 clamp(32px, 4vw, 52px);
}

.page-news .cluster-timeline img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  opacity: .82;
}

.page-news .cluster-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-news .cluster-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px clamp(20px, 3vw, 30px) 30px;
  background: var(--ink-2);
  border: 1px solid var(--hair);
  border-top: 2px solid var(--copper);
}

.page-news .cluster-card .index-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-news .cluster-card .card-title {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(19px, 2.2vw, 24px);
  color: var(--paper);
  margin: 0;
  letter-spacing: .02em;
}

.page-news .cluster-card .card-text {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-dim);
  margin: 0;
}

.page-news .cluster-count {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--text-soft);
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--hair-soft);
}

.page-news .cluster-card .link-gold {
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 160, 70, .45);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .cluster-card .link-gold:hover {
  color: var(--gold-hi);
  border-color: var(--gold-hi);
}

/* ---------- 调整前后对照（浅底断点） ---------- */

.page-news .restructure-block {
  padding: clamp(30px, 5vw, 64px);
  border-top: 3px solid var(--gold);
}

.page-news .restructure-block .section-head h2 {
  color: var(--ink);
}

.page-news .restructure-block .section-head .lede {
  color: #4a4238;
}

.page-news .restructure-block .eyebrow {
  color: var(--crimson);
}

.page-news .restructure {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 1px solid rgba(18, 16, 12, .16);
  background: rgba(255, 255, 255, .42);
}

.page-news .restructure-col {
  padding: clamp(22px, 3vw, 34px);
}

.page-news .restructure-col--after {
  background: rgba(198, 160, 70, .13);
}

.page-news .restructure-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mute);
  margin: 0 0 18px;
}

.page-news .restructure-label--after {
  color: #7a5d16;
}

.page-news .restructure-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .restructure-list li {
  font-size: 15px;
  line-height: 1.7;
  color: #3a342b;
  padding-left: 18px;
  position: relative;
}

.page-news .restructure-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 7px;
  height: 7px;
  background: var(--copper);
  transform: rotate(45deg);
}

.page-news .restructure-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--ink);
  background: rgba(198, 160, 70, .3);
  padding: 2px 7px;
  margin-right: 8px;
  white-space: nowrap;
}

.page-news .restructure-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px 0;
  border-top: 1px dashed rgba(18, 16, 12, .2);
  border-bottom: 1px dashed rgba(18, 16, 12, .2);
  color: var(--copper);
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
}

/* ---------- 收尾行动带 ---------- */

.page-news .cta-band {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  padding: clamp(28px, 4vw, 48px);
  background: linear-gradient(135deg, var(--gold-deep) 0%, var(--ink-2) 65%);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
}

.page-news .cta-band h2 {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: clamp(23px, 3vw, 34px);
  line-height: 1.3;
  color: var(--paper);
  margin: 12px 0 0;
}

.page-news .cta-band p {
  max-width: 62ch;
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-news .cta-band__note {
  font-family: var(--font-mono);
  font-size: 12.5px !important;
  letter-spacing: .06em;
  color: var(--text-soft) !important;
}

.page-news .cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-news .cluster-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .cta-band {
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 32px;
  }

  .page-news .cta-band__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .page-news .cta-band__actions .btn {
    text-align: center;
  }
}

@media (min-width: 760px) {
  .page-news .log-item {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 26px;
    align-items: start;
  }

  .page-news .log-rail {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    border-right: 1px solid var(--hair-soft);
    padding-right: 22px;
    height: 100%;
  }

  .page-news .log-time {
    writing-mode: vertical-rl;
    text-orientation: mixed;
  }

  .page-news .restructure {
    grid-template-columns: minmax(0, 1fr) 56px minmax(0, 1fr);
  }

  .page-news .restructure-arrow {
    border-top: 0;
    border-bottom: 0;
    border-left: 1px dashed rgba(18, 16, 12, .2);
    border-right: 1px dashed rgba(18, 16, 12, .2);
  }
}

@media (min-width: 960px) {
  .page-news .version-split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: clamp(36px, 5vw, 72px);
    align-items: start;
  }

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

  .page-news .cta-band {
    padding: clamp(40px, 5vw, 64px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .log-item,
  .page-news .filter-chip,
  .page-news .cluster-card .link-gold {
    transition: none;
  }
}
<<<END>>>
```