.page-news {
  --news-gap: 20px;
  padding-bottom: 84px;
  font-family: var(--font-body);
  color: var(--frost);
  overflow-x: hidden;
}

.page-news .breadcrumb {
  padding-top: 28px;
  margin-bottom: 0;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  padding: 34px 0 44px;
  border-bottom: var(--edge-w) solid var(--edge);
  overflow: hidden;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -140px;
  left: -20%;
  width: 140%;
  height: 340px;
  background:
    radial-gradient(58% 100% at 14% 0%, rgba(47, 243, 224, 0.16), transparent 72%),
    radial-gradient(48% 100% at 86% 12%, rgba(255, 46, 136, 0.14), transparent 72%);
  pointer-events: none;
}

.page-news .news-hero > * {
  position: relative;
}

.page-news .news-hero .section-eyebrow {
  color: var(--cyan);
}

.page-news .news-hero h1 {
  margin: 12px 0 20px;
  max-width: 22ch;
  font-family: var(--font-display);
  font-size: clamp(30px, 7.4vw, 54px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.005em;
}

.page-news .news-hero .lede {
  max-width: 62ch;
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.78;
  color: rgba(242, 245, 250, 0.82);
}

.page-news .news-figures {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--edge-w);
  background: var(--edge);
  border: var(--edge-w) solid var(--edge);
}

.page-news .news-figures li {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px 14px;
  background: var(--steel);
}

.page-news .news-figures .data-figure {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
  line-height: 1;
  color: var(--gold);
  letter-spacing: 0.02em;
}

.page-news .news-figure-label {
  font-size: 13px;
  line-height: 1.5;
  color: var(--cool);
}

/* ---------- 栏目与专题 ---------- */

.page-news .news-channels,
.page-news .news-feed,
.page-news .news-version,
.page-news .news-tracking,
.page-news .news-regions,
.page-news .news-archive {
  padding-top: 62px;
}

.page-news .channel-rail {
  display: flex;
  gap: 10px;
  padding: 4px 0 16px;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-news .channel-tag {
  flex: 0 0 auto;
  padding: 11px 18px;
  border: var(--edge-w) solid var(--edge);
  background: var(--steel);
  color: var(--frost);
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition: background 170ms var(--ease), color 170ms var(--ease), border-color 170ms var(--ease), transform 170ms var(--ease);
}

.page-news .channel-tag:hover,
.page-news .channel-tag:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-news .channel-tag--active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink);
  box-shadow: 4px 4px 0 rgba(47, 243, 224, 0.26);
}

.page-news .channel-body {
  display: grid;
  gap: 22px;
  margin-top: 8px;
}

.page-news .channel-figure {
  margin: 0;
  aspect-ratio: 3 / 2;
  border: var(--edge-w) solid var(--edge);
  box-shadow: var(--shadow-hard);
}

.page-news .channel-figure img,
.page-news .version-figure img,
.page-news .tracking-figure img,
.page-news .archive-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-width: 100%;
}

.page-news .channel-lead {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(242, 245, 250, 0.82);
}

.page-news .series-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--edge-w);
  background: var(--edge);
  border: var(--edge-w) solid var(--edge);
}

.page-news .series-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 16px;
  background: var(--steel);
  transition: background 180ms var(--ease);
}

.page-news .series-item:hover {
  background: var(--violet);
}

.page-news .series-no {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--magenta);
}

.page-news .series-item h3 {
  margin: 0 0 7px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.42;
}

.page-news .series-item p {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--cool);
}

.page-news .series-bar {
  display: block;
  height: 4px;
  background: var(--edge);
}

.page-news .series-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--magenta));
}

.page-news .series-fill--40 { width: 40%; }
.page-news .series-fill--60 { width: 60%; }
.page-news .series-fill--90 { width: 90%; }

/* ---------- 条目列表 ---------- */

.page-news .feed-intro {
  max-width: 64ch;
  margin: -6px 0 26px;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(242, 245, 250, 0.72);
}

.page-news .feed {
  display: grid;
  gap: var(--news-gap);
}

.page-news .feed-item {
  display: flex;
  flex-direction: column;
  gap: 11px;
  padding: 20px;
  background: var(--steel);
  border: var(--edge-w) solid var(--edge);
  box-shadow: var(--shadow-hard);
  transition: transform 190ms var(--ease), box-shadow 190ms var(--ease), border-color 190ms var(--ease);
}

.page-news .feed-item:hover,
.page-news .feed-item:focus-within {
  transform: translate(-3px, -3px);
  border-color: var(--cyan);
  box-shadow: 9px 9px 0 rgba(47, 243, 224, 0.22);
}

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

.page-news .feed-time {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-news .feed-item h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.34;
  letter-spacing: 0.005em;
}

.page-news .feed-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: rgba(242, 245, 250, 0.76);
}

.page-news .feed-byline {
  margin-top: auto;
  padding-top: 4px;
  font-size: 12.5px;
  letter-spacing: 0.02em;
}

.page-news .feed-item--lead {
  border-left: 4px solid var(--cyan);
}

.page-news .feed-item--lead h3 {
  font-size: 22px;
}

/* ---------- 版本说明 ---------- */

.page-news .version-layout {
  display: grid;
  gap: 24px;
}

.page-news .version-figure {
  margin: 0;
  aspect-ratio: 10 / 7;
  border: var(--edge-w) solid var(--edge);
  box-shadow: var(--shadow-magenta);
}

.page-news .version-panel {
  border-top: var(--edge-w) solid var(--edge);
}

.page-news .version-stamp {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 18px;
  background: var(--violet);
  border-bottom: var(--edge-w) solid var(--edge);
}

.page-news .version-stamp-label {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--cool);
}

.page-news .version-date {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--gold);
}

.page-news .version-row {
  border-bottom: var(--edge-w) solid var(--edge);
  background: var(--steel);
  transition: background 180ms var(--ease);
}

.page-news .version-row[open] {
  background: var(--violet);
}

.page-news .version-row > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 18px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}

.page-news .version-row > summary::-webkit-details-marker {
  display: none;
}

.page-news .version-row > summary::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
  transition: transform 220ms var(--ease);
}

.page-news .version-row[open] > summary::after {
  content: "\2013";
  transform: rotate(180deg);
}

.page-news .version-row > summary:hover {
  color: var(--cyan);
}

.page-news .version-row > p {
  margin: 0;
  padding: 0 18px 18px;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 245, 250, 0.78);
}

/* ---------- 追踪笔记 ---------- */

.page-news .tracking-layout {
  display: grid;
  gap: 26px;
}

.page-news .tracking-steps {
  list-style: none;
  margin: 0;
  padding: 0 0 0 22px;
  border-left: var(--edge-w) solid var(--edge);
  display: grid;
  gap: 24px;
}

.page-news .tracking-step {
  position: relative;
}

.page-news .tracking-step::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 6px;
  width: 12px;
  height: 12px;
  background: var(--cyan);
}

.page-news .tracking-step:nth-child(2)::before { background: var(--magenta); }
.page-news .tracking-step:nth-child(3)::before { background: var(--gold); }
.page-news .tracking-step:nth-child(4)::before { background: var(--frost); }

.page-news .tracking-step h3 {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.01em;
}

.page-news .tracking-step p {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: rgba(242, 245, 250, 0.76);
}

.page-news .tracking-figure {
  margin: 0;
  aspect-ratio: 11 / 7;
  border: var(--edge-w) solid var(--edge);
  box-shadow: var(--shadow-hard);
}

/* ---------- 赛区对比 ---------- */

.page-news .region-grid {
  display: grid;
  gap: var(--edge-w);
  background: var(--edge);
  border: var(--edge-w) solid var(--edge);
}

.page-news .region-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px;
  background: var(--steel);
  border-top: 4px solid var(--edge);
  transition: background 190ms var(--ease), border-color 190ms var(--ease);
}

.page-news .region-card:hover {
  background: var(--violet);
  border-top-color: var(--magenta);
}

.page-news .region-card:nth-child(2):hover { border-top-color: var(--cyan); }
.page-news .region-card:nth-child(3):hover { border-top-color: var(--gold); }
.page-news .region-card:nth-child(4):hover { border-top-color: var(--frost); }

.page-news .region-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--frost);
}

.page-news .region-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(242, 245, 250, 0.74);
}

.page-news .region-meta {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--cyan);
}

.page-news .region-tail {
  margin: 20px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
}

.page-news .region-tail a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: var(--edge-w) solid rgba(47, 243, 224, 0.4);
}

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

/* ---------- 归档与订阅 ---------- */

.page-news .archive-layout {
  display: grid;
  gap: 26px;
}

.page-news .subscribe-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .subscribe-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.76;
  color: rgba(242, 245, 250, 0.8);
}

.page-news .subscribe-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--gold);
}

.page-news .archive-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .archive-figure {
  margin: 0 0 18px;
  aspect-ratio: 3 / 2;
  border: var(--edge-w) solid var(--edge);
  box-shadow: var(--shadow-cyan);
}

.page-news .archive-grid {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 4px;
}

.page-news .archive-cell {
  aspect-ratio: 1 / 1;
  background: var(--steel);
  border: 1px solid var(--edge);
}

.page-news .archive-cell--light {
  background: rgba(47, 243, 224, 0.16);
}

.page-news .archive-cell--mid {
  background: rgba(47, 243, 224, 0.38);
}

.page-news .archive-cell--hot {
  background: var(--cyan);
}

.page-news .archive-caption {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-news .news-figures {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-figures li {
    padding: 20px 18px;
  }

  .page-news .feed {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .feed-item--lead {
    grid-column: 1 / -1;
    padding: 28px;
  }

  .page-news .feed-item--lead h3 {
    font-size: 26px;
  }

  .page-news .region-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .channel-body {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    align-items: start;
    gap: 28px;
  }

  .page-news .version-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
    gap: 30px;
  }

  .page-news .tracking-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: center;
    gap: 34px;
  }

  .page-news .archive-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: 34px;
  }
}

@media (min-width: 1080px) {
  .page-news .feed {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .feed-item--lead {
    grid-column: span 2;
  }

  .page-news .region-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-hero {
    padding: 44px 0 54px;
  }

  .page-news .news-channels,
  .page-news .news-feed,
  .page-news .news-version,
  .page-news .news-tracking,
  .page-news .news-regions,
  .page-news .news-archive {
    padding-top: 76px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .channel-tag,
  .page-news .feed-item,
  .page-news .series-item,
  .page-news .region-card,
  .page-news .version-row > summary::after {
    transition: none;
  }

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