.page-news {
  --news-rail-w: 208px;
  background: var(--night);
  color: var(--ivory);
  font-family: var(--font-body);
}

.page-news .breadcrumbs {
  padding: clamp(14px, 2vw, 22px) 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--mist);
}

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

.page-news .breadcrumbs a:hover,
.page-news .breadcrumbs a:focus-visible {
  color: var(--lime);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding-top: clamp(20px, 3.5vw, 44px);
  padding-bottom: clamp(28px, 4vw, 52px);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(200, 255, 61, .10), transparent 58%),
    radial-gradient(90% 80% at 6% 100%, rgba(255, 122, 26, .12), transparent 62%),
    var(--night);
}

.page-news .news-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 52px);
}

.page-news .news-hero-main h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(38px, 9vw, 84px);
  font-weight: 800;
  line-height: .98;
  letter-spacing: -.01em;
  color: var(--ivory);
}

.page-news .news-hero-lead {
  margin: clamp(16px, 2.4vw, 24px) 0 0;
  max-width: 46ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-news .news-hero-aside {
  align-self: end;
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(150deg, rgba(14, 42, 34, .92), rgba(4, 17, 13, .92));
}

.page-news .news-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 22px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .metric-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(28px, 4.4vw, 40px);
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
}

.page-news .metric-num em {
  font-style: normal;
  font-size: .55em;
  color: var(--orange);
}

.page-news .metric-label {
  display: block;
  margin-top: 6px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--mist);
}

.page-news .news-hero-note {
  margin: clamp(14px, 2vw, 20px) 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .news-band {
  height: 10px;
  margin-top: clamp(28px, 4vw, 48px);
  background: linear-gradient(90deg, var(--lime), rgba(255, 122, 26, .85) 55%, rgba(143, 184, 168, .1));
  clip-path: polygon(0 0, 100% 0, calc(100% - 28px) 100%, 0 100%);
  opacity: .8;
}

/* ---------- 双栏目录 + 内容流 ---------- */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 48px);
  padding-top: clamp(30px, 5vw, 56px);
  padding-bottom: var(--block);
}

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

.page-news .news-rail-title {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-news .news-chapter-list {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .chapter-link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: 13.5px;
  line-height: 1.2;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color .25s var(--ease), border-color .25s var(--ease), background .25s var(--ease);
}

.page-news .chapter-link:hover,
.page-news .chapter-link:focus-visible {
  color: var(--ivory);
  border-color: var(--line-lime);
}

.page-news .chapter-link.is-active {
  color: var(--lime);
  border-color: var(--line-lime);
  background: rgba(200, 255, 61, .07);
}

.page-news .chapter-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--orange);
}

.page-news .chapter-link.is-active .chapter-num {
  color: var(--lime);
}

/* ---------- 章节通用 ---------- */
.page-news .news-section {
  margin-bottom: clamp(44px, 6.5vw, 80px);
  padding-top: clamp(20px, 3vw, 32px);
  border-top: 1px solid var(--line-soft);
  scroll-margin-top: 96px;
}

.page-news .news-section--last {
  margin-bottom: 0;
}

.page-news .section-head {
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-news .section-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(26px, 4.6vw, 44px);
  font-weight: 800;
  line-height: 1.08;
  color: var(--ivory);
}

.page-news .section-note {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .chip {
  display: inline-block;
  padding: 4px 11px;
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  line-height: 1.5;
}

/* ---------- 置顶专题 ---------- */
.page-news .featured-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: linear-gradient(155deg, var(--moss), var(--night-deep));
  box-shadow: var(--shadow-card);
}

.page-news .featured-media {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: var(--stone);
}

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

.page-news .featured-body {
  padding: clamp(20px, 3.4vw, 36px);
}

.page-news .featured-title {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.4vw, 32px);
  font-weight: 800;
  line-height: 1.15;
  color: var(--ivory);
}

.page-news .featured-text {
  margin: 12px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .featured-points {
  margin: 18px 0 24px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.page-news .featured-points li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ivory);
}

.page-news .featured-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 10px;
  height: 2px;
  background: var(--lime);
}

/* ---------- 条目列表 ---------- */
.page-news .news-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 2vw, 22px);
  padding: clamp(16px, 2.4vw, 22px) clamp(6px, 1.4vw, 14px);
  border-bottom: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  transition: background .3s var(--ease), transform .3s var(--ease);
}

.page-news .news-item:hover,
.page-news .news-item:focus {
  background: rgba(28, 58, 48, .5);
  transform: translateX(2px);
  outline: none;
}

.page-news .news-item:focus-visible {
  box-shadow: inset 0 0 0 1px var(--line-lime);
}

.page-news .news-num {
  font-family: var(--font-mono);
  font-size: clamp(17px, 2.4vw, 24px);
  font-weight: 700;
  line-height: 1;
  padding-top: 4px;
  color: var(--lime);
  -webkit-text-stroke: .4px var(--lime);
  opacity: .85;
}

.page-news .news-item-top {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
}

.page-news .news-item-title {
  margin: 0;
  font-size: clamp(15px, 2vw, 18px);
  font-weight: 700;
  line-height: 1.5;
  color: var(--ivory);
  transition: color .25s var(--ease);
}

.page-news .news-item:hover .news-item-title,
.page-news .news-item:focus .news-item-title {
  color: var(--lime);
}

.page-news .news-item-time {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-news .news-item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.page-news .news-item-excerpt {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows .38s var(--ease), opacity .3s var(--ease);
}

.page-news .news-item:hover .news-item-excerpt,
.page-news .news-item:focus .news-item-excerpt {
  grid-template-rows: 1fr;
  opacity: 1;
}

.page-news .news-item-excerpt p {
  margin: 0;
  overflow: hidden;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-item-excerpt p::before {
  content: "";
  display: block;
  height: 10px;
}

.page-news .news-list-footer {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: clamp(14px, 2vw, 20px) clamp(16px, 2.4vw, 22px);
  border-left: 2px solid var(--lime);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: rgba(28, 58, 48, .45);
  font-size: 14px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .news-list-footer a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--line-lime);
}

.page-news .news-list-footer a:hover,
.page-news .news-list-footer a:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

/* ---------- 专题系列横向滚动带 ---------- */
.page-news .series-scroller {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: min(82vw, 336px);
  gap: clamp(14px, 2.2vw, 20px);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px 2px 16px;
  -webkit-overflow-scrolling: touch;
}

.page-news .series-card {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  scroll-snap-align: start;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--stone);
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}

.page-news .series-card:hover {
  transform: translateY(-3px);
  border-color: var(--line-lime);
}

.page-news .series-media {
  margin: 0;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: var(--night-deep);
}

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

.page-news .series-swatch {
  display: flex;
  align-items: flex-end;
  padding: 16px;
  aspect-ratio: 3 / 2;
  background:
    radial-gradient(70% 90% at 76% 26%, rgba(200, 255, 61, .45), transparent 62%),
    linear-gradient(145deg, var(--moss), var(--night-deep));
}

.page-news .series-swatch span {
  font-family: var(--font-mono);
  font-size: clamp(34px, 6vw, 46px);
  font-weight: 700;
  line-height: 1;
  color: var(--lime);
}

.page-news .series-body {
  padding: clamp(16px, 2.4vw, 22px);
}

.page-news .series-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  line-height: 1.2;
  color: var(--ivory);
}

.page-news .series-text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .series-meta {
  margin: 14px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--amber);
}

/* ---------- 订阅与合作 ---------- */
.page-news .contribute-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
}

.page-news .contribute-lead {
  margin: 14px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .contribute-steps {
  margin: clamp(20px, 3vw, 28px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.page-news .contribute-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: clamp(14px, 2vw, 18px);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: rgba(14, 42, 34, .55);
}

.page-news .step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--orange);
  padding-top: 3px;
}

.page-news .step-title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ivory);
}

.page-news .contribute-steps p {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .contribute-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-news .contribute-aside {
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, rgba(28, 58, 48, .9), rgba(4, 17, 13, .95));
  align-self: start;
}

.page-news .aside-title {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--lime);
}

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

.page-news .contact-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 10px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--line);
}

.page-news .contact-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.page-news .contact-label {
  grid-column: 1 / -1;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-news .contact-value {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ivory);
  word-break: break-all;
}

.page-news .copy-btn {
  align-self: center;
  padding: 5px 12px;
  border: 1px solid var(--line-lime);
  border-radius: var(--r-pill);
  background: transparent;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--lime);
  cursor: pointer;
  transition: background .25s var(--ease), color .25s var(--ease);
}

.page-news .copy-btn:hover,
.page-news .copy-btn:focus-visible {
  background: var(--lime);
  color: var(--night-deep);
}

.page-news .copy-btn.is-copied {
  border-color: var(--orange);
  color: var(--orange);
}

.page-news .aside-note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 900px) {
  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }

  .page-news .featured-card {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }

  .page-news .featured-media {
    aspect-ratio: auto;
    height: 100%;
    min-height: 320px;
  }

  .page-news .contribute-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  }

  .page-news .series-scroller {
    grid-auto-columns: minmax(0, 1fr);
    grid-auto-flow: column;
    grid-template-columns: none;
  }
}

@media (min-width: 1080px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 104px;
  }

  .page-news .news-chapter-list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    gap: 6px;
    overflow-x: visible;
    padding-bottom: 0;
  }

  .page-news .chapter-link {
    border-radius: var(--r-md);
    white-space: normal;
  }
}

@media (min-width: 1180px) {
  .page-news .series-scroller {
    grid-auto-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .series-card,
  .page-news .chapter-link,
  .page-news .copy-btn {
    transition: none;
  }

  .page-news .news-item:hover,
  .page-news .news-item:focus,
  .page-news .series-card:hover {
    transform: none;
  }

  .page-news .news-item-excerpt {
    grid-template-rows: 1fr;
    opacity: 1;
    transition: none;
  }
}