.page-news {
  --news-gap: 18px;
  --cat-entry: var(--cyan);
  --cat-device: var(--cyan-soft);
  --cat-collect: var(--amber);
  --cat-export: var(--amber-soft);
  --cat-help: var(--paper);
  padding-bottom: 48px;
}

.page-news .breadcrumb {
  margin: 20px 0 16px;
  font-size: 13px;
  color: var(--muted);
}

.page-news .breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus-visible {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan);
}

.page-news .breadcrumb [aria-current="page"] {
  color: var(--text);
}

.page-news .breadcrumb-sep {
  margin: 0 8px;
  color: var(--line);
}

/* ---------- 专题封面 ---------- */
.page-news .news-cover {
  position: relative;
  overflow: hidden;
  padding: 26px 20px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 90% at 8% 0%, rgba(36, 224, 206, 0.16), transparent 58%),
    radial-gradient(90% 80% at 100% 100%, rgba(255, 184, 77, 0.12), transparent 62%),
    linear-gradient(158deg, var(--panel), var(--ink-800) 64%);
}

.page-news .news-cover::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(rgba(237, 246, 251, 0.07) 1px, transparent 1px);
  background-size: 4px 4px;
  opacity: 0.55;
}

.page-news .cover-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 24px;
}

.page-news .cover-copy .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

.page-news .cover-copy h1 {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(34px, 8.6vw, 78px);
  line-height: 1.03;
  letter-spacing: -0.02em;
  color: var(--text);
  text-wrap: balance;
}

.page-news .cover-copy .lede {
  max-width: 46ch;
  margin: 0 0 20px;
  font-family: var(--font-note);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
}

.page-news .cover-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .cover-tags .entry-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: rgba(7, 19, 31, 0.4);
  font-size: 13px;
  color: var(--muted);
}

.page-news .cover-tags .entry-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

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

.page-news .cover-figure img,
.page-news .list-figure img,
.page-news .timeline-figure img,
.page-news .aside-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .cover-vertical {
  display: none;
}

/* ---------- 本期目录 ---------- */
.page-news .issue-nav {
  display: flex;
  gap: 8px;
  margin: 20px 0 28px;
  padding: 0 2px 0 0;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .issue-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: var(--ink-800);
  color: var(--text);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 160ms var(--ease), color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-news .issue-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-news .issue-link:hover,
.page-news .issue-link:focus-visible,
.page-news .issue-link.is-active {
  border-color: var(--cyan);
  background: var(--panel);
  color: var(--cyan-soft);
}

/* ---------- 主体布局 ---------- */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-news .news-stream {
  order: 2;
  min-width: 0;
}

.page-news .news-aside {
  order: 1;
  min-width: 0;
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-news .news-section {
  margin-bottom: 44px;
}

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

.page-news .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 18px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.page-news .section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 4.4vw, 34px);
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-news .note {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.page-news .list-figure {
  margin: 0 0 18px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--line);
}

.page-news .timeline-figure {
  margin: 0 0 22px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--line);
}

/* ---------- 筛选胶囊 ---------- */
.page-news .news-filter {
  position: relative;
}

.page-news .nf-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  border: 0;
  clip-path: inset(50%);
  overflow: hidden;
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-news .filter-pill {
  display: inline-flex;
  align-items: center;
  padding: 8px 15px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  cursor: pointer;
  user-select: none;
  transition: border-color 160ms var(--ease), color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-news .filter-pill:hover {
  border-color: var(--cyan);
  color: var(--cyan-soft);
}

.page-news #nf-all:checked ~ .filter-bar .filter-pill[for="nf-all"],
.page-news #nf-entry:checked ~ .filter-bar .filter-pill[for="nf-entry"],
.page-news #nf-device:checked ~ .filter-bar .filter-pill[for="nf-device"],
.page-news #nf-collect:checked ~ .filter-bar .filter-pill[for="nf-collect"],
.page-news #nf-export:checked ~ .filter-bar .filter-pill[for="nf-export"],
.page-news #nf-help:checked ~ .filter-bar .filter-pill[for="nf-help"] {
  border-color: var(--cyan);
  background: var(--cyan);
  color: var(--ink-900);
  font-weight: 700;
}

.page-news #nf-entry:checked ~ .update-list .update-item:not(.cat-entry),
.page-news #nf-device:checked ~ .update-list .update-item:not(.cat-device),
.page-news #nf-collect:checked ~ .update-list .update-item:not(.cat-collect),
.page-news #nf-export:checked ~ .update-list .update-item:not(.cat-export),
.page-news #nf-help:checked ~ .update-list .update-item:not(.cat-help) {
  display: none;
}

/* ---------- 更新条目 ---------- */
.page-news .update-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--news-gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .update-item {
  padding: 18px 18px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  box-shadow: inset 3px 0 0 0 var(--cat, var(--cyan));
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.page-news .update-item:hover,
.page-news .update-item:focus-within {
  border-color: var(--cat, var(--cyan));
  background: var(--ink-800);
}

.page-news .cat-entry { --cat: var(--cat-entry); }
.page-news .cat-device { --cat: var(--cat-device); }
.page-news .cat-collect { --cat: var(--cat-collect); }
.page-news .cat-export { --cat: var(--cat-export); }
.page-news .cat-help { --cat: var(--cat-help); }

.page-news .update-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin: 0 0 10px;
}

.page-news .update-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border: 1px solid currentColor;
  border-radius: var(--pill);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--cat, var(--cyan));
}

.page-news .update-time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-news .update-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 19px;
  line-height: 1.4;
  color: var(--text);
}

.page-news .update-desc {
  margin: 0 0 12px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .update-link {
  display: inline-block;
  font-size: 13.5px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color 160ms var(--ease), border-color 160ms var(--ease);
}

.page-news .update-link:hover,
.page-news .update-link:focus-visible {
  color: var(--cyan-soft);
  border-bottom-color: var(--cyan);
}

/* ---------- 版本时间线 ---------- */
.page-news .timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 22px;
  list-style: none;
  border-left: 1px solid var(--line);
}

.page-news .tl-item {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 6px;
  padding: 0 0 24px 0;
}

.page-news .tl-item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 8px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--ink-800);
  border: 1px solid var(--line);
  transition: border-color 160ms var(--ease), background-color 160ms var(--ease);
}

.page-news .tl-item:hover::before,
.page-news .tl-item:focus-within::before,
.page-news .tl-item--current::before {
  border-color: var(--cyan);
  background: var(--cyan);
}

.page-news .tl-ver {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.page-news .tl-item--current .tl-ver {
  color: var(--amber);
}

.page-news .tl-title {
  margin: 2px 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--text);
}

.page-news .tl-desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 同步节律 ---------- */
.page-news .sync-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .sync-row {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
}

.page-news .sync-dot {
  margin-top: 7px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.page-news .sync-dot--cyan {
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(36, 224, 206, 0.16);
}

.page-news .sync-dot--amber {
  background: var(--amber);
  box-shadow: 0 0 0 3px rgba(255, 184, 77, 0.16);
}

.page-news .sync-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16.5px;
  color: var(--text);
}

.page-news .sync-desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 下一步 ---------- */
.page-news .next-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-news .next-card {
  display: block;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
  text-decoration: none;
  transition: border-color 180ms var(--ease), background-color 180ms var(--ease);
}

.page-news .next-card:hover,
.page-news .next-card:focus-visible {
  border-color: var(--cyan);
  background: var(--ink-800);
}

.page-news .next-card--amber:hover,
.page-news .next-card--amber:focus-visible {
  border-color: var(--amber);
}

.page-news .next-kicker {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-news .next-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--text);
}

.page-news .next-desc {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .next-go {
  display: inline-block;
  padding: 8px 16px;
  border-radius: var(--pill);
  background: var(--cyan);
  color: var(--ink-900);
  font-size: 13px;
  font-weight: 700;
}

.page-news .next-card--amber .next-go {
  background: var(--amber);
}

/* ---------- 侧栏 ---------- */
.page-news .aside-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel);
}

.page-news .aside-card--quiet {
  background: var(--ink-800);
}

.page-news .aside-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 17px;
  color: var(--text);
}

.page-news .legend-list {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.page-news .legend-row {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .legend-row:last-child {
  border-bottom: 0;
}

.page-news .legend-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}

.page-news .legend-dot--cyan { background: var(--cyan); }
.page-news .legend-dot--mint { background: var(--cyan-soft); }
.page-news .legend-dot--amber { background: var(--amber); }
.page-news .legend-dot--sand { background: var(--amber-soft); }
.page-news .legend-dot--paper { background: var(--paper); }

.page-news .legend-name {
  font-size: 14px;
  color: var(--text);
}

.page-news .legend-count {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--muted);
}

.page-news .aside-note {
  margin: 0;
  font-family: var(--font-note);
  font-size: 13px;
  line-height: 1.8;
  color: var(--muted);
}

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

.page-news .aside-line {
  display: flex;
  gap: 10px;
  margin: 0 0 10px;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .aside-ver {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cyan);
}

.page-news .aside-link {
  display: inline-block;
  margin-top: 6px;
  font-size: 13px;
  color: var(--amber-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: border-color 160ms var(--ease), color 160ms var(--ease);
}

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

/* ---------- 视觉小工具类 ---------- */
.page-news .ratio-4-3 { aspect-ratio: 4 / 3; }
.page-news .ratio-16-9 { aspect-ratio: 16 / 9; }
.page-news .ratio-3-2 { aspect-ratio: 3 / 2; }
.page-news .ratio-2-1 { aspect-ratio: 2 / 1; }
.page-news .ratio-1-1 { aspect-ratio: 1 / 1; }

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-news .news-cover {
    padding: 34px 30px 38px;
  }

  .page-news .cover-copy .lede {
    font-size: 17px;
  }

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

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

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

  .page-news .news-aside .aside-card:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 960px) {
  .page-news .cover-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
    gap: 34px;
  }

  .page-news .cover-vertical {
    display: block;
    position: absolute;
    top: 34px;
    right: 16px;
    margin: 0;
    writing-mode: vertical-rl;
    font-family: var(--font-note);
    font-size: 12px;
    letter-spacing: 0.24em;
    color: var(--muted);
  }

  .page-news .news-cover {
    padding-right: 52px;
  }

  .page-news .news-layout {
    grid-template-columns: minmax(0, 1fr) 310px;
    gap: 40px;
    align-items: start;
  }

  .page-news .news-stream {
    order: 1;
  }

  .page-news .news-aside {
    order: 2;
    grid-template-columns: minmax(0, 1fr);
    position: sticky;
    top: 24px;
  }

  .page-news .issue-nav {
    margin-bottom: 34px;
  }

  .page-news .tl-item {
    grid-template-columns: 78px minmax(0, 1fr);
    gap: 14px;
    align-items: start;
  }

  .page-news .tl-item::before {
    top: 6px;
  }
}

@media (min-width: 1180px) {
  .page-news .news-layout {
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 52px;
  }

  .page-news .update-item {
    padding: 22px 22px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .issue-link,
  .page-news .update-item,
  .page-news .next-card,
  .page-news .update-link,
  .page-news .filter-pill {
    transition: none;
  }
}
<<<END>>>