.page-news {
  --news-card: rgba(12, 59, 46, .6);
  --news-text-soft: rgba(234, 247, 242, .74);
  position: relative;
  overflow-wrap: break-word;
}

.page-news h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--step-h2);
  line-height: 1.16;
  color: var(--mist);
}

.page-news h3 {
  margin: 0;
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--mist);
}

.page-news a {
  color: var(--neon);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(1.25rem, 4vw, 2.5rem) 0 clamp(2rem, 6vw, 4rem);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: -12% -18% auto -18%;
  height: min(72vw, 620px);
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(58% 58% at 72% 28%, rgba(69, 244, 208, .18), rgba(69, 244, 208, 0) 72%),
    radial-gradient(48% 48% at 16% 8%, rgba(255, 90, 54, .12), rgba(255, 90, 54, 0) 70%);
  animation: news-breathe 9s ease-in-out infinite;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .3;
  background-image:
    repeating-linear-gradient(90deg, rgba(44, 113, 96, .35) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(0deg, rgba(44, 113, 96, .28) 0 1px, transparent 1px 72px);
  mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, .35) 60%, transparent 92%);
  -webkit-mask-image: linear-gradient(180deg, #000 0%, rgba(0, 0, 0, .35) 60%, transparent 92%);
}

@keyframes news-breathe {
  0%, 100% { opacity: .72; }
  50% { opacity: 1; }
}

.page-news .news-hero__inner {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

.page-news .news-hero h1 {
  margin: .7rem 0 0;
  font-family: var(--font-display);
  font-size: var(--step-hero);
  line-height: .94;
  font-weight: 700;
  color: var(--mist);
}

.page-news .news-hero__sub {
  display: block;
  margin-top: .9rem;
  font-family: var(--font-body);
  font-size: clamp(.95rem, 1.5vw, 1.2rem);
  font-weight: 500;
  line-height: 1.6;
  color: var(--neon);
}

.page-news .news-hero__lede {
  max-width: 34rem;
  margin: 1.1rem 0 0;
  font-size: var(--step-body);
  line-height: 1.8;
  color: rgba(234, 247, 242, .84);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem 1.35rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: var(--step-caption);
  letter-spacing: .04em;
  color: var(--teal);
}

.page-news .news-hero__meta li {
  display: flex;
  align-items: center;
  gap: .5rem;
}

.page-news .news-hero__meta li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--neon);
}

.page-news .news-hero__meta li:first-child::before {
  background: var(--ember);
}

.page-news .news-hero__side {
  margin-top: .5rem;
  padding: 1.1rem 1.2rem 1.25rem;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  background: var(--surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.page-news .news-jump {
  display: grid;
  gap: .12rem;
  margin: .7rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-jump a {
  display: flex;
  align-items: center;
  gap: .7rem;
  padding: .5rem .4rem;
  border-radius: 10px;
  font-size: .9375rem;
  color: var(--mist);
  text-decoration: none;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .news-jump a span {
  font-family: var(--font-mono);
  font-size: .75rem;
  color: var(--teal);
}

.page-news .news-jump a:hover,
.page-news .news-jump a:focus-visible {
  color: var(--neon);
  background: rgba(69, 244, 208, .1);
}

.page-news .news-hero__note {
  margin: 1rem 0 0;
  padding-top: .9rem;
  border-top: 1px solid var(--border-soft);
  font-size: .875rem;
  line-height: 1.75;
  color: var(--news-text-soft);
}

/* ---------- 章节头 ---------- */
.page-news .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: .9rem 2rem;
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.page-news .section-head .eyebrow {
  margin: 0 0 .55rem;
}

.page-news .section-head__note {
  max-width: 32rem;
  margin: 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--news-text-soft);
}

/* ---------- 头条观察 ---------- */
.page-news .news-lead {
  display: grid;
  overflow: hidden;
  border: 1px solid var(--border-neon);
  border-radius: var(--radius-lg);
  background: linear-gradient(158deg, rgba(18, 96, 78, .55), rgba(4, 26, 20, .92));
  box-shadow: var(--shadow-soft);
}

.page-news .news-lead__body {
  display: flex;
  flex-direction: column;
  gap: .9rem;
  padding: clamp(1.15rem, 3vw, 2.5rem);
}

.page-news .news-lead__time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--step-caption);
  letter-spacing: .06em;
  color: var(--amber);
}

.page-news .news-lead h3 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.6vw, 2.05rem);
  line-height: 1.25;
  font-weight: 700;
}

.page-news .news-lead__text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: rgba(234, 247, 242, .82);
}

.page-news .news-lead__points {
  display: grid;
  gap: .6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-lead__points li {
  position: relative;
  padding-left: 1.2rem;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--news-text-soft);
}

.page-news .news-lead__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: .5rem;
  height: .5rem;
  border-radius: 2px;
  background: var(--neon);
  transform: rotate(45deg);
}

.page-news .news-lead__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  margin-top: .35rem;
}

.page-news .news-lead__media {
  position: relative;
  margin: 0;
  border-radius: 0;
  min-height: 220px;
  aspect-ratio: auto;
  overflow: hidden;
}

.page-news .news-lead__media img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
}

.page-news .news-caption {
  position: absolute;
  left: .9rem;
  bottom: .9rem;
  right: .9rem;
  margin: 0;
  padding: .4rem .7rem;
  border-radius: var(--radius-pill);
  background: rgba(4, 26, 20, .72);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .03em;
  color: var(--mist);
}

/* ---------- 动态档案 ---------- */
.page-news .news-archive {
  padding-block: clamp(2.25rem, 6vw, 4rem);
  background: linear-gradient(180deg,
      rgba(7, 39, 30, 0) 0%,
      rgba(7, 39, 30, .92) 9%,
      rgba(7, 39, 30, .92) 91%,
      rgba(7, 39, 30, 0) 100%);
}

.page-news .news-archive__layout {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-news .news-archive__side {
  display: grid;
  gap: .95rem;
  align-content: start;
}

.page-news .news-archive__side figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
}

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

.page-news .news-archive__side p {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.8;
  color: var(--news-text-soft);
}

.page-news .news-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.1rem;
}

.page-news .news-tab {
  appearance: none;
  -webkit-appearance: none;
  padding: .5rem .9rem;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-pill);
  background: rgba(12, 59, 46, .55);
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .03em;
  color: var(--mist);
  cursor: pointer;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .news-tab:hover {
  color: var(--neon);
  border-color: var(--border-neon);
}

.page-news .news-tab[aria-selected="true"] {
  color: var(--ink-950);
  background: var(--neon);
  border-color: var(--neon);
  font-weight: 700;
}

.page-news .news-list {
  display: grid;
  gap: .7rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-item {
  display: grid;
  gap: .6rem;
  padding: 1rem 1.05rem;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  background: var(--news-card);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .news-item:hover {
  border-color: var(--border-neon);
}

.page-news .news-item--hot {
  border-left: 2px solid rgba(255, 90, 54, .75);
}

.page-news .news-item__time {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .05em;
  color: var(--teal);
}

.page-news .news-item__body p {
  margin: .4rem 0 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--news-text-soft);
}

.page-news .news-item .tag {
  justify-self: start;
}

.page-news .signal {
  display: block;
  color: var(--teal);
  opacity: .85;
}

.page-news .news-item--hot .signal {
  color: var(--ember);
}

.page-news .signal rect {
  fill: currentColor;
}

.page-news .news-item__more {
  margin-top: .5rem;
  font-size: .875rem;
  color: var(--news-text-soft);
}

.page-news .news-item__more summary {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .03em;
  color: var(--neon);
}

.page-news .news-item__more p {
  margin: .45rem 0 0;
  line-height: 1.75;
}

/* ---------- 专题合集 ---------- */
.page-news .news-topics__grid {
  display: grid;
  gap: clamp(1rem, 2.5vw, 1.5rem);
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  gap: .65rem;
  padding: clamp(1.05rem, 2.5vw, 1.6rem);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  background: linear-gradient(162deg, rgba(12, 59, 46, .92), rgba(4, 26, 20, .95));
}

.page-news .topic-card .eyebrow {
  margin: 0;
  color: var(--amber);
}

.page-news .topic-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.32;
}

.page-news .topic-card__desc {
  margin: 0;
  font-size: .9375rem;
  line-height: 1.75;
  color: var(--news-text-soft);
}

.page-news .topic-card--media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
}

.page-news .topic-card__list {
  display: grid;
  gap: .4rem;
  margin: .2rem 0 0;
  padding: 0;
  list-style: none;
  font-size: .875rem;
  line-height: 1.6;
  color: rgba(234, 247, 242, .7);
}

.page-news .topic-card__list li {
  position: relative;
  padding-left: 1rem;
}

.page-news .topic-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: .45rem;
  height: 1px;
  background: var(--ember);
}

/* ---------- 延伸阅读 ---------- */
.page-news .news-picks__grid {
  display: grid;
  gap: .85rem;
}

.page-news .pick-card {
  display: flex;
  flex-direction: column;
  gap: .45rem;
  padding: 1.1rem 1.15rem 1.2rem;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  background: rgba(18, 96, 78, .3);
  text-decoration: none;
  color: inherit;
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .pick-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-neon);
  background: rgba(18, 96, 78, .48);
}

.page-news .pick-card__kicker {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--teal);
}

.page-news .pick-card h3 {
  font-size: 1.0625rem;
}

.page-news .pick-card p {
  margin: 0;
  font-size: .9rem;
  line-height: 1.7;
  color: var(--news-text-soft);
}

.page-news .pick-card__go {
  margin-top: auto;
  padding-top: .7rem;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .04em;
  color: var(--neon);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .news-picks__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-news .news-topics__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding-bottom: 2.25rem;
  }

  .page-news .news-topics__grid > .topic-card:nth-child(even) {
    margin-top: 2.25rem;
  }

  .page-news .news-topics__grid > .topic-card:nth-child(2) img {
    max-height: 220px;
    object-fit: cover;
  }
}

@media (min-width: 900px) {
  .page-news .news-archive__layout {
    grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-archive__side {
    position: sticky;
    top: 6rem;
  }
}

@media (min-width: 960px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .8fr);
    align-items: end;
  }

  .page-news .news-hero__side {
    margin-top: 0;
    align-self: end;
  }

  .page-news .news-lead {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }

  .page-news .news-item {
    grid-template-columns: 6rem minmax(0, 1fr) auto;
    align-items: start;
    gap: 1.1rem;
    padding: 1.1rem 1.25rem;
  }

  .page-news .news-item .tag {
    justify-self: end;
  }
}

@media (min-width: 1080px) {
  .page-news .news-picks__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-hero::before {
    animation: none;
  }

  .page-news .pick-card,
  .page-news .news-item,
  .page-news .news-jump a {
    transition: none;
  }

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