.page-news {
  --news-side: 236px;
  --news-cut: 14px;
  --news-line-soft: rgba(35, 66, 63, 0.55);
  --news-tint: rgba(63, 242, 214, 0.08);
  padding-bottom: clamp(48px, 7vw, 96px);
}

/* ---------- 顶部 ---------- */
.page-news .news-top {
  padding-top: clamp(12px, 2vw, 22px);
}

.page-news .news-hero {
  margin-top: clamp(12px, 2vw, 22px);
}

.page-news .news-hero__frame {
  position: relative;
  padding: clamp(20px, 3.4vw, 46px);
  border: 1px solid var(--line);
  background:
    radial-gradient(125% 145% at 94% 0%, rgba(63, 242, 214, 0.13), transparent 56%),
    radial-gradient(90% 110% at 0% 100%, rgba(242, 184, 75, 0.07), transparent 60%),
    linear-gradient(158deg, var(--ink-2) 0%, var(--ink) 76%);
  clip-path: polygon(
    var(--news-cut) 0,
    100% 0,
    100% calc(100% - var(--news-cut)),
    calc(100% - var(--news-cut)) 100%,
    0 100%,
    0 var(--news-cut)
  );
  overflow: hidden;
}

.page-news .news-hero__frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    90deg,
    var(--news-line-soft) 0 1px,
    transparent 1px 96px
  );
  opacity: 0.45;
  pointer-events: none;
}

.page-news .news-hero__grid {
  position: relative;
  display: grid;
  gap: clamp(20px, 3vw, 34px);
}

.page-news .news-hero__copy h1 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(30px, 5.4vw, 50px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-news .news-hero__copy .lede {
  margin-top: 16px;
  color: var(--text);
  font-family: var(--font-body);
}

.page-news .news-hero__stats {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-hero__stats li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 7px 13px;
  border: 1px solid var(--line);
  background: rgba(18, 42, 44, 0.55);
  font-variant-numeric: tabular-nums;
}

.page-news .news-hero__num {
  font-family: var(--font-mono);
  font-size: 19px;
  font-weight: 700;
  color: var(--cyan);
}

.page-news .news-hero__lab {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

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

.page-news .news-hero__media {
  margin: 0;
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(18, 42, 44, 0.9), rgba(6, 20, 18, 0.9));
  overflow: hidden;
}

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

.page-news .news-hero__rail {
  position: relative;
  margin: 26px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--gold);
}

/* ---------- 主体布局 ---------- */
.page-news .news-body {
  margin-top: clamp(40px, 6vw, 84px);
}

.page-news .news-layout {
  display: grid;
  gap: clamp(24px, 3.4vw, 46px);
  grid-template-columns: 1fr;
}

.page-news .news-side {
  align-self: start;
}

.page-news .news-side__title {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .news-side__title:not(:first-child) {
  margin-top: 26px;
}

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

.page-news .news-index a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 44px;
  padding: 9px 12px;
  border-left: 2px solid transparent;
  background: rgba(18, 42, 44, 0.42);
  color: var(--text);
  font-size: 14px;
  text-decoration: none;
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-news .news-index a:hover {
  border-left-color: var(--cyan);
  background: var(--news-tint);
  color: var(--white);
}

.page-news .news-index a:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: -2px;
}

.page-news .news-index a .mono {
  font-size: 12px;
  color: var(--gold);
}

.page-news .news-legend li {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--muted);
}

.page-news .news-legend li .mono {
  margin-left: auto;
  font-size: 12px;
  color: var(--text);
}

.page-news .news-legend__dot {
  width: 8px;
  height: 8px;
  flex: none;
  display: inline-block;
  background: var(--text);
  clip-path: polygon(3px 0, 100% 0, 100% calc(100% - 3px), calc(100% - 3px) 100%, 0 100%, 0 3px);
}

.page-news .news-legend__dot--cyan {
  background: var(--cyan);
}

.page-news .news-legend__dot--gold {
  background: var(--gold);
}

.page-news .news-legend__dot--plain {
  background: var(--muted);
}

.page-news .news-side__note {
  margin: 22px 0 0;
  padding: 12px 14px;
  border: 1px dashed var(--line);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .news-side__note a {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 条目流 ---------- */
.page-news .news-stream__head {
  margin: 0 0 22px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--line);
  font-family: var(--font-head);
  font-size: clamp(22px, 3vw, 30px);
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-news .news-phase + .news-phase {
  margin-top: clamp(34px, 4.5vw, 56px);
}

.page-news .news-phase__label {
  margin: 0 0 14px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-news .news-phase__label::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--gold);
}

.page-news .log-item {
  position: relative;
  scroll-margin-top: 132px;
  padding: 18px 16px 20px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--line);
  background: linear-gradient(178deg, rgba(11, 22, 38, 0.86), rgba(6, 20, 18, 0.72));
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

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

.page-news .log-item:hover {
  border-left-color: var(--cyan);
  transform: translateY(-2px);
}

.page-news .log-item:target {
  border-color: var(--gold);
  border-left-color: var(--gold);
}

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

.page-news .log-item__time {
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--muted);
}

.page-news .log-item__anchor {
  margin-left: auto;
  font-size: 12px;
  color: var(--line);
  text-decoration: none;
  transition: color 0.18s var(--ease);
}

.page-news .log-item:hover .log-item__anchor,
.page-news .log-item__anchor:focus-visible {
  color: var(--cyan);
}

.page-news .log-item__anchor:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

.page-news .log-item__title {
  margin: 12px 0 0;
  font-family: var(--font-head);
  font-size: clamp(18px, 2.3vw, 23px);
  line-height: 1.36;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-news .log-item__sum {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text);
  max-width: 68ch;
}

.page-news .log-figure {
  margin: 16px 0 0;
  border: 1px solid var(--line);
  background: var(--ink-2);
  overflow: hidden;
}

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

.page-news .log-figure figcaption {
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--muted);
}

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

.page-news .log-more > summary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 4px 12px 4px 0;
  cursor: pointer;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

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

.page-news .log-more > summary::before {
  content: "+";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}

.page-news .log-more[open] > summary::before {
  content: "−";
  border-color: var(--cyan);
}

.page-news .log-more > summary:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

.page-news .log-more__list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0 0 0 14px;
  border-left: 1px solid var(--line);
}

.page-news .log-more__list li {
  position: relative;
  padding: 6px 0 6px 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .log-more__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 6px;
  height: 1px;
  background: var(--cyan);
}

/* ---------- 迭代线 ---------- */
.page-news .news-timeline {
  margin-top: clamp(48px, 7vw, 96px);
}

.page-news .news-sec__head {
  max-width: 72ch;
}

.page-news .news-sec__head h2 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(23px, 3.4vw, 33px);
  line-height: 1.26;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-news .news-sec__head .lede {
  margin-top: 14px;
  color: var(--text);
}

.page-news .tl {
  list-style: none;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding: 0 0 8px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(180px, 1fr);
  gap: 12px;
  overflow-x: auto;
  scrollbar-width: thin;
  position: relative;
}

.page-news .tl__node {
  position: relative;
  padding-top: 22px;
}

.page-news .tl__node::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 8px;
  height: 1px;
  background: var(--line);
}

.page-news .tl__node::after {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 9px;
  height: 9px;
  background: var(--panel);
  border: 1px solid var(--cyan);
  clip-path: polygon(3px 0, 100% 0, 100% calc(100% - 3px), calc(100% - 3px) 100%, 0 100%, 0 3px);
}

.page-news .tl__node--now::after {
  background: var(--gold);
  border-color: var(--gold);
}

.page-news .tl__node a {
  display: block;
  min-height: 44px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: rgba(11, 22, 38, 0.7);
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-news .tl__node a:hover {
  border-color: var(--cyan);
  background: var(--news-tint);
  transform: translateY(-2px);
}

.page-news .tl__node a:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

.page-news .tl__ver {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-news .tl__node--now .tl__ver {
  color: var(--gold);
}

.page-news .tl__name {
  display: block;
  margin-top: 6px;
  font-family: var(--font-head);
  font-size: 15px;
  color: var(--white);
}

.page-news .tl__desc {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--muted);
}

.page-news .news-timeline__figure {
  margin: 22px 0 0;
  border: 1px solid var(--line);
  background: var(--ink-2);
  overflow: hidden;
}

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

.page-news .news-timeline__figure figcaption {
  padding: 11px 14px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--muted);
}

/* ---------- 专题系列 ---------- */
.page-news .news-topics {
  margin-top: clamp(48px, 7vw, 96px);
}

.page-news .news-topics__frame {
  position: relative;
  padding: clamp(22px, 3.4vw, 42px);
  border: 1px solid var(--line);
  background:
    linear-gradient(200deg, rgba(18, 42, 44, 0.82), rgba(11, 22, 38, 0.86)),
    var(--ink-2);
  clip-path: polygon(
    0 0,
    100% 0,
    100% calc(100% - var(--news-cut)),
    calc(100% - var(--news-cut)) 100%,
    0 100%
  );
}

.page-news .topic-grid {
  list-style: none;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 16px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
  background: rgba(6, 20, 18, 0.72);
  transition: border-color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-news .topic-card:hover {
  border-color: var(--cyan);
  border-top-color: var(--cyan);
  transform: translateY(-2px);
}

.page-news .topic-card__kicker {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-news .topic-card h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 17px;
  line-height: 1.4;
  color: var(--white);
}

.page-news .topic-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .topic-card__link {
  margin-top: auto;
  padding-top: 10px;
  font-size: 13px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(63, 242, 214, 0.35);
  align-self: flex-start;
  transition: border-color 0.18s var(--ease);
}

.page-news .topic-card__link:hover {
  border-bottom-color: var(--cyan);
}

.page-news .topic-card__link:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
}

/* ---------- 巡检 ---------- */
.page-news .news-maintain {
  margin-top: clamp(48px, 7vw, 96px);
}

.page-news .news-maintain__grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
  grid-template-columns: 1fr;
  align-items: start;
}

.page-news .news-maintain__body h2 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(23px, 3.4vw, 33px);
  line-height: 1.26;
  letter-spacing: -0.02em;
  color: var(--white);
}

.page-news .news-maintain__body .lede {
  margin-top: 14px;
  color: var(--text);
}

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

.page-news .check-list__row {
  display: flex;
  gap: 14px;
  padding: 16px 16px 18px;
  background: rgba(18, 42, 44, 0.5);
  border-left: 2px solid var(--line);
  transition: border-color 0.18s var(--ease), background 0.18s var(--ease);
}

.page-news .check-list__row:hover {
  border-left-color: var(--cyan);
  background: var(--news-tint);
}

.page-news .check-list__dot {
  flex: none;
  width: 10px;
  height: 10px;
  margin-top: 7px;
  background: var(--cyan);
  clip-path: polygon(3px 0, 100% 0, 100% calc(100% - 3px), calc(100% - 3px) 100%, 0 100%, 0 3px);
}

.page-news .check-list__dot--gold {
  background: var(--gold);
}

.page-news .check-list__row h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 16px;
  color: var(--white);
}

.page-news .check-list__row p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .news-maintain__foot {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

/* ---------- 联系收尾 ---------- */
.page-news .news-cta {
  margin-top: clamp(48px, 7vw, 92px);
}

.page-news .news-cta__panel {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  grid-template-columns: 1fr;
  padding: clamp(22px, 3.4vw, 44px);
  border: 1px solid var(--line);
  background:
    radial-gradient(110% 130% at 100% 0%, rgba(242, 184, 75, 0.12), transparent 58%),
    linear-gradient(160deg, var(--panel), var(--ink) 82%);
  clip-path: polygon(
    var(--news-cut) 0,
    100% 0,
    100% 100%,
    0 100%,
    0 var(--news-cut)
  );
}

.page-news .news-cta__panel h2 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(21px, 3vw, 29px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-news .news-cta__panel .lede {
  margin-top: 12px;
  color: var(--text);
}

.page-news .news-cta__links {
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: flex-start;
}

.page-news .news-cta__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
}

.page-news .news-cta__list a {
  font-size: 14px;
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-news .news-cta__list a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.page-news .news-cta__list a:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-cta__panel {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: center;
  }

  .page-news .news-maintain__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: clamp(30px, 4vw, 60px);
  }
}

@media (min-width: 1000px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-side) minmax(0, 1fr);
  }

  .page-news .news-side {
    position: sticky;
    top: 136px;
    border-right: 1px solid var(--line);
    padding-right: 22px;
  }

  .page-news .log-item {
    padding: 22px 24px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .log-item,
  .page-news .tl__node a,
  .page-news .topic-card,
  .page-news .news-index a {
    transition: none;
  }

  .page-news .log-item:hover,
  .page-news .tl__node a:hover,
  .page-news .topic-card:hover {
    transform: none;
  }
}
<<<END>>>