.page-news {
  display: block;
  padding-bottom: 72px;
  --pn-chip-dim: rgba(42, 31, 69, .85);
}

.page-news .shell {
  padding-top: 14px;
}

/* ===== 首屏 ===== */
.page-news .news-hero {
  position: relative;
  margin-top: 16px;
  padding: 22px 16px 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  background:
    radial-gradient(120% 88% at 92% -12%, rgba(0, 229, 255, .17), transparent 58%),
    radial-gradient(96% 76% at 2% 104%, rgba(108, 43, 217, .30), transparent 62%),
    var(--bg-console);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -90px;
  width: 240px;
  height: 240px;
  background: repeating-linear-gradient(45deg, rgba(0, 229, 255, .10) 0 2px, transparent 2px 10px);
  pointer-events: none;
}

.page-news .news-hero > * {
  position: relative;
  z-index: 1;
}

.page-news .news-hero h1 {
  margin: 10px 0 0;
  font-size: 27px;
  line-height: 1.3;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-shadow: var(--glow-violet);
}

.page-news .news-hero .lead {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-news .hero-chips {
  margin-top: 14px;
  gap: 8px;
  flex-wrap: wrap;
}

.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.page-news .news-hero .media-frame {
  margin: 20px 0 0;
}

/* ===== 通用区块 ===== */
.page-news .section {
  margin-top: 46px;
}

.page-news .section-head {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.page-news .section-title {
  margin: 6px 0 0;
  font-size: 21px;
  line-height: 1.35;
  font-weight: 800;
  color: var(--ink);
}

.page-news .section-lede {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
  max-width: 68ch;
}

.page-news .section-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
}

.page-news .foot-num {
  color: var(--cyan);
  font-size: 13px;
}

.page-news .inline-link {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

/* ===== 最近更新索引 ===== */
.page-news .index-filter {
  position: relative;
}

.page-news .cat-radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .cat-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.page-news .cat-label {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1;
  color: var(--ink-dim);
  background: var(--bg-console);
  cursor: pointer;
  transition: border-color var(--dur) ease, color var(--dur) ease, background-color var(--dur) ease;
}

.page-news .cat-label:hover {
  border-color: var(--cyan);
  color: var(--ink);
}

.page-news .cat-radio:focus-visible ~ .cat-bar {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
  border-radius: 6px;
}

.page-news #cat-all:checked ~ .cat-bar label[for="cat-all"],
.page-news #cat-version:checked ~ .cat-bar label[for="cat-version"],
.page-news #cat-entry:checked ~ .cat-bar label[for="cat-entry"],
.page-news #cat-panel:checked ~ .cat-bar label[for="cat-panel"],
.page-news #cat-topic:checked ~ .cat-bar label[for="cat-topic"] {
  color: #FFFFFF;
  background: var(--violet);
  border-color: var(--violet);
}

.page-news #cat-version:checked ~ .index-list .index-row:not(.row--version),
.page-news #cat-entry:checked ~ .index-list .index-row:not(.row--entry),
.page-news #cat-panel:checked ~ .index-list .index-row:not(.row--panel),
.page-news #cat-topic:checked ~ .index-list .index-row:not(.row--topic) {
  display: none;
}

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

.page-news .index-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 6px 12px;
  padding: 13px 6px 12px;
  border-bottom: 1px solid var(--line);
  transition: background-color var(--dur) ease;
}

.page-news .index-row:hover {
  background: rgba(0, 229, 255, .05);
}

.page-news .index-no {
  grid-column: 1;
  font-size: 13px;
  color: var(--ink-dim);
}

.page-news .row-tag {
  grid-column: 2;
  justify-self: start;
}

.page-news .row-time {
  grid-column: 3;
  justify-self: end;
  font-size: 12px;
  color: var(--ink-dim);
  white-space: nowrap;
}

.page-news .row-title {
  grid-column: 1 / -1;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
  text-decoration: none;
  transition: color var(--dur) ease;
}

.page-news .row-title:hover,
.page-news .row-title:focus-visible {
  color: var(--cyan);
}

/* ===== 订阅面板变更记录 ===== */
.page-news .change-figure {
  margin: 0 0 20px;
}

.page-news .change-list {
  display: grid;
  gap: 10px;
}

.page-news .change-item {
  border: 1px solid var(--line);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius-sm);
  background: var(--bg-console);
  transition: border-color var(--dur) ease, transform var(--dur) ease;
}

.page-news .change-item:hover {
  border-color: var(--cyan);
  border-left-color: var(--orange);
  transform: translateY(-2px);
}

.page-news .change-summary {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 8px 12px;
  padding: 13px 14px;
  cursor: pointer;
  list-style: none;
}

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

.page-news .change-stamp {
  font-size: 12px;
  color: var(--cyan);
  white-space: nowrap;
}

.page-news .change-title {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
}

.page-news .change-toggle {
  position: relative;
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
}

.page-news .change-toggle::before,
.page-news .change-toggle::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--ink-dim);
  transform: translate(-50%, -50%);
  transition: transform var(--dur) ease, background-color var(--dur) ease;
}

.page-news .change-toggle::before {
  width: 12px;
  height: 1.5px;
}

.page-news .change-toggle::after {
  width: 1.5px;
  height: 12px;
}

.page-news .change-item[open] .change-toggle::after {
  transform: translate(-50%, -50%) scaleY(0);
}

.page-news .change-item[open] .change-toggle::before {
  background: var(--cyan);
}

.page-news .change-body {
  padding: 0 14px 14px 22px;
  border-top: 1px solid var(--line);
}

.page-news .change-line {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 4px 12px;
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-news .change-key {
  font-size: 12px;
  color: var(--amber);
  letter-spacing: .04em;
}

/* ===== 版本迭代 ===== */
.page-news .version-track {
  display: grid;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .version-node {
  padding: 15px 15px 15px 18px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--cyan);
  border-radius: var(--radius-sm);
  background: var(--bg-console);
  transition: border-color var(--dur) ease, transform var(--dur) ease;
}

.page-news .version-node:hover {
  border-color: var(--cyan);
  border-top-color: var(--cyan);
  transform: translateY(-2px);
}

.page-news .version-no {
  display: inline-block;
  font-size: 17px;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: .02em;
}

.page-news .version-title {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.55;
  font-weight: 700;
  color: var(--ink);
}

.page-news .version-note {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink-dim);
}

/* ===== 入口维护 ===== */
.page-news .entry-grid {
  display: grid;
  gap: 14px;
}

.page-news .entry-card {
  padding: 18px 16px;
}

.page-news .entry-card--wide {
  background:
    radial-gradient(120% 100% at 100% 0%, rgba(108, 43, 217, .22), transparent 62%),
    var(--bg-console);
}

.page-news .entry-state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  font-family: var(--font-mono);
  color: var(--ink-dim);
}

.page-news .entry-title {
  margin: 12px 0 0;
  font-size: 17px;
  line-height: 1.45;
  font-weight: 800;
  color: var(--ink);
}

.page-news .entry-text {
  margin: 9px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-news .entry-meta {
  margin: 14px 0 0;
  padding-top: 11px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--ink-dim);
}

/* ===== 专题系列 ===== */
.page-news .topic-figure {
  margin: 0 0 18px;
}

.page-news .topic-grid {
  display: grid;
  gap: 14px;
}

.page-news .topic-card {
  position: relative;
  padding: 20px 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-console);
  overflow: hidden;
  transition: border-color var(--dur) ease, transform var(--dur) ease;
}

.page-news .topic-card:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-news .topic-card--lead {
  background:
    radial-gradient(110% 92% at 100% 0%, rgba(0, 229, 255, .16), transparent 60%),
    var(--bg-console);
}

.page-news .topic-card::after {
  content: "";
  position: absolute;
  right: -34px;
  top: -34px;
  width: 96px;
  height: 96px;
  background: repeating-linear-gradient(45deg, rgba(108, 43, 217, .30) 0 2px, transparent 2px 9px);
  transform: rotate(45deg);
  pointer-events: none;
}

.page-news .topic-no {
  display: inline-block;
  font-size: 12px;
  color: var(--mint);
  letter-spacing: .06em;
}

.page-news .topic-title {
  margin: 10px 0 0;
  font-size: 19px;
  line-height: 1.4;
  font-weight: 900;
  color: var(--ink);
  text-shadow: var(--glow-violet);
}

.page-news .topic-text {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-news .topic-meta {
  margin: 14px 0 0;
  padding-top: 11px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--cyan);
  opacity: .65;
  transition: opacity var(--dur) ease;
}

.page-news .topic-card:hover .topic-meta,
.page-news .topic-card:focus-within .topic-meta {
  opacity: 1;
}

/* ===== 回溯归档 ===== */
.page-news .archive-grid {
  display: grid;
  gap: 16px;
}

.page-news .archive-block {
  padding: 18px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-console);
}

.page-news .archive-title {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 800;
  color: var(--ink);
}

.page-news .archive-title--sub {
  margin-top: 22px;
}

.page-news .index-list--tight {
  border-top: none;
}

.page-news .archive-row {
  display: grid;
  grid-template-columns: 30px 1fr auto;
  align-items: center;
  gap: 8px 12px;
  padding: 11px 2px;
  border-bottom: 1px solid var(--line);
}

.page-news .archive-row:last-child {
  border-bottom: none;
}

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

.page-news .archive-count {
  font-size: 12px;
  color: var(--ink-dim);
  white-space: nowrap;
}

.page-news .archive-note {
  margin: 12px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink-dim);
}

.page-news .year-scale {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  scrollbar-width: thin;
}

.page-news .year-scale li {
  flex: 0 0 auto;
  padding: 6px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 12.5px;
  color: var(--ink-dim);
  transition: border-color var(--dur) ease, color var(--dur) ease;
}

.page-news .year-scale li:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-news .archive-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 16px 0 0;
}

/* ===== 平板及以上 ===== */
@media (min-width: 640px) {
  .page-news .news-hero {
    padding: 28px 24px 24px;
  }

  .page-news .news-hero h1 {
    font-size: 34px;
  }

  .page-news .section-title {
    font-size: 26px;
  }

  .page-news .change-line {
    grid-template-columns: 84px 1fr;
  }

  .page-news .year-scale {
    flex-wrap: wrap;
    overflow-x: visible;
  }
}

/* ===== 桌面端 ===== */
@media (min-width: 860px) {
  .page-news .shell {
    padding-top: 20px;
  }

  .page-news .news-hero {
    padding: 34px 34px 30px;
  }

  .page-news .news-hero h1 {
    font-size: 42px;
    max-width: 22ch;
  }

  .page-news .news-hero .lead {
    font-size: 16px;
  }

  .page-news .news-hero .media-frame {
    margin-top: 26px;
  }

  .page-news .section {
    margin-top: 58px;
  }

  .page-news .section-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
    gap: 24px;
  }

  .page-news .section-lede {
    font-size: 14.5px;
    text-align: right;
  }

  .page-news .cat-bar {
    position: sticky;
    top: 62px;
    z-index: 2;
    padding: 10px 0;
    margin-bottom: 8px;
    background: linear-gradient(180deg, var(--bg-deep) 78%, rgba(11, 7, 20, 0));
  }

  .page-news .index-row {
    grid-template-columns: 40px auto 1fr auto;
    padding: 14px 8px;
  }

  .page-news .index-no {
    grid-column: 1;
  }

  .page-news .row-tag {
    grid-column: 2;
  }

  .page-news .row-title {
    grid-column: 3;
    grid-row: 1;
    font-size: 15.5px;
  }

  .page-news .row-time {
    grid-column: 4;
    grid-row: 1;
  }

  .page-news .version-track {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 10px;
    scroll-snap-type: x mandatory;
  }

  .page-news .version-node {
    flex: 1 0 214px;
    scroll-snap-align: start;
    border-top-width: 3px;
  }

  .page-news .entry-grid {
    grid-template-columns: 1.32fr 1fr;
    grid-template-rows: auto auto;
    align-items: stretch;
  }

  .page-news .entry-card--wide {
    grid-row: span 2;
    padding: 24px 22px;
  }

  .page-news .topic-grid {
    grid-template-columns: 1.46fr 1fr;
    gap: 14px;
  }

  .page-news .topic-card--lead {
    grid-row: span 2;
    padding: 26px 24px 22px;
  }

  .page-news .topic-card:not(.topic-card--lead) {
    padding: 20px 20px 18px;
  }

  .page-news .archive-grid {
    grid-template-columns: 1.15fr 1fr;
    gap: 16px;
  }

  .page-news .archive-block {
    padding: 22px 20px;
  }
}

@media (min-width: 1060px) {
  .page-news .news-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
    grid-template-areas:
      "kicker figure"
      "title figure"
      "lead figure"
      "chips figure"
      "actions figure";
    gap: 0 34px;
    align-items: start;
  }

  .page-news .news-hero .kicker { grid-area: kicker; }
  .page-news .news-hero h1 { grid-area: title; max-width: 20ch; }
  .page-news .news-hero .lead { grid-area: lead; }
  .page-news .news-hero .hero-chips { grid-area: chips; }
  .page-news .news-hero .hero-actions { grid-area: actions; }
  .page-news .news-hero .media-frame { grid-area: figure; margin-top: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .change-item,
  .page-news .version-node,
  .page-news .topic-card,
  .page-news .cat-label,
  .page-news .row-title,
  .page-news .topic-meta {
    transition: none;
  }

  .page-news .change-item:hover,
  .page-news .version-node:hover,
  .page-news .topic-card:hover {
    transform: none;
  }
}
<<<END>>>