.page-news {
  --news-fade: linear-gradient(180deg, rgba(201, 162, 39, 0.55), rgba(201, 162, 39, 0));
  --news-surface: linear-gradient(158deg, rgba(42, 42, 46, 0.72), rgba(14, 14, 16, 0.92));
  padding-block: clamp(16px, 3vw, 28px) clamp(56px, 8vw, 100px);
}

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

.page-news .breadcrumb {
  margin-bottom: clamp(16px, 3vw, 26px);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  display: grid;
  gap: 24px;
  margin-bottom: clamp(26px, 4vw, 44px);
}

.page-news .news-hero__intro .eyebrow {
  margin-bottom: 10px;
}

.page-news .news-hero h1 {
  margin: 0 0 16px;
  font-size: clamp(1.95rem, 7vw, 3.5rem);
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.page-news .news-hero .lede {
  max-width: 46ch;
  margin: 0 0 18px;
  color: var(--body-ink);
}

.page-news .news-hero__figure {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--graphite);
  aspect-ratio: 3 / 2;
}

.page-news .news-hero__figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 78% 12%, rgba(232, 184, 75, 0.24), transparent 58%);
  pointer-events: none;
}

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

.page-news .news-hero__figure .media__caption {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 12px;
  margin: 0;
  padding: 8px 12px;
  border-radius: var(--pill);
  background: rgba(14, 14, 16, 0.74);
  border: 1px solid var(--line);
  font-size: 12px;
  color: var(--body-ink-dim);
}

/* ---------- 分区跳转 ---------- */
.page-news .news-jump {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px;
  margin-bottom: clamp(24px, 4vw, 40px);
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(42, 42, 46, 0.5);
}

.page-news .news-jump a {
  flex: 1 1 auto;
  text-align: center;
  padding: 9px 14px;
  border-radius: var(--pill);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--body-ink-dim);
  text-decoration: none;
  border: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease), background 160ms var(--ease);
}

.page-news .news-jump a:hover,
.page-news .news-jump a:focus-visible {
  color: var(--ivory);
  border-color: var(--line-strong);
  background: rgba(201, 162, 39, 0.12);
}

/* ---------- 主体两栏 ---------- */
.page-news .news-body {
  display: grid;
  gap: 28px;
  margin-bottom: clamp(40px, 6vw, 72px);
}

.page-news .news-main .section-head {
  margin-bottom: 20px;
}

.page-news .section-head .lede {
  max-width: 58ch;
}

/* ---------- 观察条目 ---------- */
.page-news .news-feed {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .feed-item {
  position: relative;
  padding: 18px 18px 18px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--news-surface);
  box-shadow: var(--shadow-soft);
  transition: border-color 180ms var(--ease), transform 180ms var(--ease);
}

.page-news .feed-item::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 20px;
  bottom: 20px;
  width: 2px;
  border-radius: 2px;
  background: var(--news-fade);
}

.page-news .feed-item:hover,
.page-news .feed-item:focus-within {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.page-news .feed-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.page-news .feed-time {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--fog);
}

.page-news .feed-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.06rem;
  font-weight: 700;
  line-height: 1.42;
  color: var(--ivory);
}

.page-news .feed-text {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.78;
  color: var(--body-ink);
}

.page-news .feed-details {
  margin-top: 12px;
  border-top: 1px dashed var(--line);
  padding-top: 10px;
}

.page-news .feed-details summary {
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--amber);
  list-style: none;
}

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

.page-news .feed-details summary::before {
  content: "+";
  display: inline-block;
  width: 14px;
  color: var(--gold);
}

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

.page-news .feed-details p {
  margin: 8px 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--body-ink-dim);
}

/* ---------- 右侧索引 ---------- */
.page-news .news-index {
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-news .index-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(42, 42, 46, 0.55);
}

.page-news .index-card--umber {
  background: linear-gradient(160deg, rgba(58, 31, 27, 0.82), rgba(14, 14, 16, 0.9));
  border-color: rgba(178, 58, 46, 0.34);
}

.page-news .index-title {
  margin: 0 0 12px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
}

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

.page-news .index-list a {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 6px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--body-ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), background 160ms var(--ease);
}

.page-news .index-list a:hover,
.page-news .index-list a:focus-visible {
  color: var(--ivory);
  background: rgba(201, 162, 39, 0.12);
}

.page-news .index-list .mono {
  font-size: 11px;
  color: var(--fog);
}

.page-news .index-list--plain a {
  justify-content: flex-start;
}

.page-news .index-note {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.72;
  color: var(--body-ink-dim);
}

/* ---------- 专题滑轨 ---------- */
.page-news .topics .section-head {
  margin-bottom: 22px;
}

.page-news .topic-rail {
  padding-bottom: 14px;
}

.page-news .topic-card {
  flex: 0 0 min(78vw, 300px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--news-surface);
  box-shadow: var(--shadow-soft);
}

.page-news .topic-card + .topic-card {
  margin-left: 14px;
}

.page-news .topic-card .tag {
  align-self: flex-start;
}

.page-news .topic-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.02rem;
  line-height: 1.46;
  color: var(--ivory);
}

.page-news .topic-card p {
  margin: 0;
  flex: 1 1 auto;
  font-size: 0.88rem;
  line-height: 1.74;
  color: var(--body-ink-dim);
}

.page-news .topic-link {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
}

.page-news .topic-link:hover,
.page-news .topic-link:focus-visible {
  color: var(--amber);
}

/* ---------- 设备与空间 ---------- */
.page-news .devices-grid {
  display: grid;
  gap: 24px;
  padding: clamp(22px, 4vw, 40px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(150deg, rgba(58, 31, 27, 0.72), rgba(14, 14, 16, 0.94) 62%);
}

.page-news .devices-copy .section-title {
  margin-bottom: 14px;
}

.page-news .devices-copy .prose {
  margin: 0 0 18px;
  max-width: 56ch;
  color: var(--body-ink);
  line-height: 1.8;
}

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

.page-news .devices-list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.92rem;
  line-height: 1.74;
  color: var(--body-ink-dim);
}

.page-news .devices-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.14);
}

.page-news .devices-list strong {
  color: var(--paper);
  font-weight: 600;
}

.page-news .devices-hint {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.74;
  color: var(--body-ink-dim);
}

.page-news .devices-link {
  display: inline-block;
  margin-left: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
}

.page-news .devices-link:hover,
.page-news .devices-link:focus-visible {
  color: var(--ivory);
}

.page-news .devices-figure {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  background: var(--ink-soft);
}

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

.page-news .devices-figure .media__caption {
  padding: 10px 14px;
  font-size: 12px;
  color: var(--body-ink-dim);
  border-top: 1px solid var(--line);
}

/* ---------- 本地动态 ---------- */
.page-news .local-grid {
  display: grid;
  gap: 20px;
}

.page-news .local-figure {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-soft);
}

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

.page-news .local-figure::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 80% at 20% 80%, rgba(201, 162, 39, 0.2), transparent 62%);
  pointer-events: none;
}

.page-news .local-figure .media__caption {
  padding: 10px 14px;
  font-size: 12px;
  color: var(--body-ink-dim);
  border-top: 1px solid var(--line);
}

.page-news .local-panel {
  padding: clamp(18px, 3vw, 26px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(42, 42, 46, 0.55);
}

.page-news .local-cities {
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
  display: grid;
  gap: 1px;
}

.page-news .local-cities li {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line);
}

.page-news .local-cities li:last-child {
  border-bottom: 0;
}

.page-news .local-cities .mono {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-news .local-cities em {
  font-style: normal;
  font-size: 0.88rem;
  line-height: 1.66;
  color: var(--body-ink-dim);
}

.page-news .local-note {
  margin: 0 0 16px;
  padding-top: 4px;
  font-size: 0.88rem;
  line-height: 1.74;
  color: var(--body-ink);
}

.page-news .local-panel .btn {
  display: inline-block;
}

/* ---------- 订阅 ---------- */
.page-news .subscribe-grid {
  display: grid;
  gap: 24px;
  padding: clamp(22px, 4vw, 42px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(90% 120% at 88% 0%, rgba(232, 184, 75, 0.18), transparent 60%),
    linear-gradient(160deg, rgba(42, 42, 46, 0.78), rgba(14, 14, 16, 0.96));
}

.page-news .subscribe-copy .prose {
  margin: 0 0 20px;
  max-width: 56ch;
  color: var(--body-ink);
  line-height: 1.8;
}

.page-news .subscribe-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.page-news .subscribe-meta {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--fog);
}

.page-news .subscribe-figure {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-soft);
}

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

.page-news .subscribe-figure .media__caption {
  padding: 10px 14px;
  font-size: 12px;
  color: var(--body-ink-dim);
  border-top: 1px solid var(--line);
}

/* ---------- 断点 ---------- */
@media (min-width: 720px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
    gap: clamp(24px, 4vw, 48px);
  }

  .page-news .news-jump a {
    flex: 0 1 auto;
  }

  .page-news .local-grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: start;
  }

  .page-news .devices-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-news .subscribe-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: center;
  }

  .page-news .topic-card {
    flex-basis: 320px;
  }
}

@media (min-width: 1000px) {
  .page-news .news-body {
    grid-template-columns: minmax(0, 1fr) 288px;
    gap: clamp(24px, 3.4vw, 44px);
    align-items: start;
  }

  .page-news .news-index {
    position: sticky;
    top: 96px;
  }

  .page-news .feed-item {
    padding: 22px 24px 22px 32px;
  }

  .page-news .feed-item::before {
    left: 13px;
  }

  .page-news .feed-title {
    font-size: 1.16rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .feed-item,
  .page-news .news-jump a,
  .page-news .index-list a {
    transition: none;
  }

  .page-news .feed-item:hover,
  .page-news .feed-item:focus-within {
    transform: none;
  }
}