.page-news {
  --news-surface: rgba(19, 30, 61, 0.5);
  --news-surface-hover: rgba(27, 42, 82, 0.62);
  --news-accent: var(--cyan);
  --news-pad: calc(var(--step) * 3);
  display: block;
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */

.page-news .news-intro {
  padding-top: calc(var(--step) * 5);
}

.page-news .news-intro-grid {
  display: grid;
  gap: calc(var(--step) * 5);
}

.page-news .news-intro-main .lede {
  margin-top: calc(var(--step) * 2);
}

.page-news .news-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--step) * 1.5);
  margin-top: calc(var(--step) * 3);
}

.page-news .news-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-strong);
}

.page-news .news-stats .stat {
  padding: calc(var(--step) * 2) calc(var(--step) * 1.5) calc(var(--step) * 2) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-stats .stat-num {
  display: block;
}

.page-news .news-stats .stat-label {
  display: block;
  margin-top: calc(var(--step) * 0.75);
}

/* ---------- 专题轨道 ---------- */

.page-news .news-series {
  padding-top: calc(var(--step) * 6);
}

.page-news .news-track {
  margin-top: calc(var(--step) * 4);
}

.page-news .news-series-card {
  flex: 0 0 min(78vw, 300px);
  display: flex;
  flex-direction: column;
  gap: calc(var(--step) * 1.25);
  padding: var(--news-pad);
  border: 1px solid var(--line);
  border-top: 2px solid var(--news-accent);
  background: linear-gradient(180deg, var(--news-surface), rgba(6, 10, 22, 0.2));
  transition: background-color var(--ease), border-color var(--ease);
}

.page-news .news-series-card:hover {
  background: var(--news-surface-hover);
  border-color: var(--line-strong);
  border-top-color: var(--news-accent);
}

.page-news .news-series-card--preview { --news-accent: var(--cyan); }
.page-news .news-series-card--review { --news-accent: var(--orange); }
.page-news .news-series-card--notes { --news-accent: var(--green); }
.page-news .news-series-card--updates { --news-accent: var(--steel); }

.page-news .news-series-card p {
  margin: 0;
}

.page-news .news-series-idx {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--news-accent);
}

.page-news .news-series-meta {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-news .news-series-banner {
  margin: calc(var(--step) * 4) 0 0;
}

/* ---------- 条目流水 ---------- */

.page-news .news-feed {
  padding-top: calc(var(--step) * 6);
}

.page-news .news-list {
  list-style: none;
  margin: calc(var(--step) * 3) 0 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.page-news .news-round {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: calc(var(--step) * 1.5);
  padding: calc(var(--step) * 2.5) 0 calc(var(--step) * 1) 0;
  border-top: 1px solid var(--line);
}

.page-news .news-round:first-child {
  border-top: none;
}

.page-news .news-round-idx {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-news .news-round-note {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-news .news-item {
  position: relative;
  display: grid;
  gap: calc(var(--step) * 2);
  padding: calc(var(--step) * 3) 0 calc(var(--step) * 3) calc(var(--step) * 2);
  border-bottom: 1px solid var(--line);
  transition: background-color var(--ease), padding-left var(--ease);
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: var(--news-accent);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform var(--ease);
}

.page-news .news-item--preview { --news-accent: var(--cyan); }
.page-news .news-item--review { --news-accent: var(--orange); }
.page-news .news-item--notes { --news-accent: var(--green); }
.page-news .news-item--updates { --news-accent: var(--steel); }

.page-news .news-item:hover,
.page-news .news-item:focus-within {
  background: var(--news-surface);
}

.page-news .news-item:hover::before,
.page-news .news-item:focus-within::before {
  transform: scaleY(1);
}

.page-news .news-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: calc(var(--step) * 1.5);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.page-news .news-idx {
  color: var(--news-accent);
  font-weight: 600;
}

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

.page-news .news-title {
  margin: 0;
  font-size: 1.16rem;
  line-height: 1.5;
  color: var(--text);
  transition: color var(--ease);
}

.page-news .news-item:hover .news-title {
  color: var(--cyan);
}

.page-news .news-excerpt {
  margin: calc(var(--step) * 1.25) 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-news .news-flags {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--step) * 1);
  margin: calc(var(--step) * 1.75) 0 0;
}

.page-news .news-flags .tag {
  text-decoration: none;
}

.page-news .news-thumb {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--ink-800);
}

.page-news .news-thumb img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.08);
  transition: filter var(--ease);
}

.page-news .news-item:hover .news-thumb img {
  filter: saturate(1) contrast(1.12);
}

/* ---------- 标签入口 ---------- */

.page-news .news-tags {
  padding-top: calc(var(--step) * 6);
}

.page-news .news-tag-groups {
  display: grid;
  gap: calc(var(--step) * 4);
  margin-top: calc(var(--step) * 3);
}

.page-news .news-tag-group .h3 {
  margin: 0 0 calc(var(--step) * 2);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: var(--text-soft);
}

.page-news .news-tag-group .tag {
  text-decoration: none;
}

/* ---------- 订阅 ---------- */

.page-news .news-subscribe {
  margin-top: calc(var(--step) * 6);
  padding-top: calc(var(--step) * 6);
  padding-bottom: calc(var(--step) * 6);
  border-top: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(19, 30, 61, 0.62), rgba(6, 10, 22, 0));
}

.page-news .news-subscribe-grid {
  display: grid;
  gap: calc(var(--step) * 5);
}

.page-news .news-subscribe-copy .prose {
  margin-top: calc(var(--step) * 2);
}

.page-news .news-push-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-strong);
}

.page-news .news-push-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: calc(var(--step) * 2);
  padding: calc(var(--step) * 2.25) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-push-idx {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--orange);
  font-variant-numeric: tabular-nums;
}

.page-news .news-push-body strong {
  display: block;
  font-size: 15px;
  color: var(--text);
}

.page-news .news-push-body p {
  margin: calc(var(--step) * 0.75) 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .news-foot-links {
  margin: calc(var(--step) * 4) 0 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--muted);
}

.page-news .news-foot-links a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 224, 200, 0.4);
}

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

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

/* ---------- 断点 ---------- */

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

  .page-news .news-stats .stat {
    padding-right: calc(var(--step) * 2);
  }

  .page-news .news-tag-groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-news .news-intro-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    gap: calc(var(--step) * 7);
    align-items: end;
  }

  .page-news .news-series-card {
    flex: 0 0 320px;
  }

  .page-news .news-item {
    grid-template-columns: 148px minmax(0, 1fr);
    column-gap: calc(var(--step) * 3);
    padding-left: calc(var(--step) * 3);
  }

  .page-news .news-item--media {
    grid-template-columns: 148px minmax(0, 1fr) 290px;
    align-items: start;
  }

  .page-news .news-item--media .news-thumb {
    margin-top: calc(var(--step) * 0.5);
  }
}

@media (min-width: 1200px) {
  .page-news .news-item--media {
    grid-template-columns: 160px minmax(0, 1fr) 340px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .news-item::before,
  .page-news .news-title,
  .page-news .news-thumb img,
  .page-news .news-series-card {
    transition: none;
  }
}