.page-news {
  --news-index-w: 208px;
  --news-hair: 1px solid var(--ink-16);
  background: var(--ivory);
  color: var(--ink);
}

.page-news .news-crumb-row {
  padding-top: 16px;
}

.page-news .breadcrumbs {
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--ink-45);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.page-news .breadcrumbs a {
  color: var(--ink-70);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}

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

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

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

/* 首屏 */
.page-news .news-hero {
  display: grid;
  gap: 26px;
  padding-block: 22px 38px;
}

.page-news .news-hero .eyebrow {
  color: var(--cinnabar-deep);
  margin: 0 0 10px;
}

.page-news .news-hero .page-title {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: clamp(34px, 7vw, 60px);
  line-height: 1.06;
  margin: 0 0 14px;
}

.page-news .news-hero .lead {
  font-size: clamp(15px, 2.4vw, 17px);
  line-height: 1.85;
  color: var(--ink-70);
  max-width: 62ch;
  margin: 0;
}

.page-news .news-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-news .news-hero-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--ink-16);
  border: var(--news-hair);
}

.page-news .news-stat {
  background: var(--tile);
  padding: 16px 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 84px;
}

.page-news .news-stat-num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(22px, 4vw, 30px);
  color: var(--jade);
  line-height: 1;
  letter-spacing: -0.02em;
}

.page-news .news-stat-label {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink-45);
}

/* 横向专题带 */
.page-news .news-band {
  background: var(--teal);
  color: var(--ivory);
  border-block: var(--news-hair);
}

.page-news .news-band-inner {
  display: grid;
  gap: 24px;
  padding-block: clamp(30px, 5vw, 54px);
}

.page-news .news-band .eyebrow {
  color: var(--gold);
  margin: 0 0 10px;
}

.page-news .news-band h2 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(23px, 4.2vw, 36px);
  line-height: 1.22;
  margin: 0 0 14px;
  color: var(--ivory);
}

.page-news .news-band p {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--paper-70);
  margin: 0 0 22px;
  max-width: 56ch;
}

.page-news .news-band-media {
  border: 1px solid var(--paper-16);
  background: var(--wood);
  margin: 0;
}

.page-news .news-band-media img {
  width: 100%;
  aspect-ratio: 2 / 1;
}

/* 主体骨架 */
.page-news .news-shell {
  display: grid;
  gap: 30px;
  padding-block: clamp(30px, 5vw, 52px) 40px;
}

/* 左侧坐标索引 */
.page-news .news-index {
  border-top: 2px solid var(--ink);
  padding-top: 12px;
}

.page-news .news-index-head {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-45);
  margin: 0 0 10px;
}

.page-news .news-index-list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-news .news-index-link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  flex: 0 0 auto;
  padding: 9px 12px;
  border: var(--news-hair);
  background: var(--tile);
  color: var(--ink-70);
  font-size: 13.5px;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-index-num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--gold);
}

.page-news .news-index-link:hover,
.page-news .news-index-link:focus-visible {
  color: var(--ink);
  border-color: var(--ink-45);
}

.page-news .news-index-link.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--ivory);
}

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

/* 章节通用 */
.page-news .news-block {
  scroll-margin-top: 24px;
  padding-bottom: 34px;
  border-bottom: var(--news-hair);
  margin-bottom: 34px;
}

.page-news .news-block:last-of-type {
  border-bottom: 0;
}

.page-news .news-block .eyebrow {
  color: var(--cinnabar-deep);
  margin: 0 0 8px;
}

.page-news .news-h2 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: clamp(22px, 4vw, 32px);
  line-height: 1.2;
  margin: 0 0 12px;
}

.page-news .news-intro {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
  margin: 0 0 22px;
  max-width: 62ch;
}

.page-news a {
  color: var(--jade);
}

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

/* 筛选标签 */
.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 16px;
  border-bottom: var(--news-hair);
  margin-bottom: 24px;
}

.page-news .news-filter .tab {
  font-family: var(--font-body);
  font-size: 13.5px;
  padding: 8px 14px;
  border: var(--news-hair);
  background: transparent;
  color: var(--ink-70);
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-filter .tab:hover {
  border-color: var(--ink-45);
  color: var(--ink);
}

.page-news .news-filter .tab[aria-selected="true"] {
  background: var(--jade);
  border-color: var(--jade);
  color: var(--tile);
}

/* 更新流 */
.page-news .update-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 26px;
  position: relative;
}

.page-news .update-list::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--ink-16);
}

.page-news .update-item {
  position: relative;
  padding-bottom: 24px;
}

.page-news .update-item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 7px;
  width: 9px;
  height: 9px;
  border: 1px solid var(--ink-45);
  background: var(--tile);
}

.page-news .update-item--new::before {
  background: var(--cinnabar);
  border-color: var(--cinnabar);
}

.page-news .update-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 7px;
}

.page-news .update-time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-45);
}

.page-news .update-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16.5px, 2.6vw, 19.5px);
  line-height: 1.45;
  margin: 0 0 6px;
}

.page-news .update-desc {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-70);
  margin: 0;
  max-width: 64ch;
}

.page-news .update-more {
  margin: 8px 0 0;
  font-size: 13.5px;
}

.page-news .update-more a {
  color: var(--jade);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-16);
  padding-bottom: 1px;
}

.page-news .update-more a:hover,
.page-news .update-more a:focus-visible {
  border-bottom-color: var(--cinnabar);
  color: var(--cinnabar-deep);
}

.page-news .update-item--feature {
  border: var(--news-hair);
  background: var(--tile);
  padding: 18px 16px 20px;
  padding-left: 20px;
  margin-bottom: 26px;
}

.page-news .update-item--feature::before {
  left: -26px;
}

.page-news .update-feature-media {
  margin: 14px 0 0;
  border: 1px solid var(--ink-16);
  background: var(--mist);
}

.page-news .update-feature-media img {
  width: 100%;
  aspect-ratio: 20 / 13;
}

.page-news .media-caption {
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--ink-45);
  padding: 8px 10px;
  border-top: 1px solid var(--ink-16);
  display: block;
  background: var(--tile);
}

/* 版本追踪 */
.page-news .version-grid {
  display: grid;
  gap: 1px;
  background: var(--ink-16);
  border: var(--news-hair);
}

.page-news .version-card {
  background: var(--tile);
  padding: 20px 18px 22px;
}

.page-news .version-card--current {
  background: var(--teal);
  color: var(--ivory);
}

.page-news .version-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-45);
  margin: 0 0 6px;
}

.page-news .version-card--current .version-label {
  color: var(--paper-45);
}

.page-news .version-num {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 30px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--jade);
  margin: 0 0 14px;
}

.page-news .version-card--current .version-num {
  color: var(--gold);
}

.page-news .version-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .version-list li {
  font-size: 14px;
  line-height: 1.7;
  padding: 10px 0 10px 14px;
  border-top: 1px solid var(--ink-16);
  position: relative;
  color: var(--ink-70);
}

.page-news .version-card--current .version-list li {
  border-top-color: var(--paper-16);
  color: var(--paper-70);
}

.page-news .version-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 5px;
  height: 1px;
  background: var(--gold);
}

.page-news .version-note {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-70);
  margin: 16px 0 0;
}

/* 专题系列 */
.page-news .topic-grid {
  display: grid;
  gap: 14px;
}

.page-news .topic-card {
  border: var(--news-hair);
  background: var(--tile);
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-news .topic-card--media {
  padding: 0;
  background: var(--mist);
  margin: 0;
}

.page-news .topic-card--media img {
  width: 100%;
  aspect-ratio: 1 / 1;
}

.page-news .topic-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cinnabar-deep);
  margin: 0;
}

.page-news .topic-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17.5px;
  line-height: 1.45;
  margin: 0;
}

.page-news .topic-desc {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-70);
  margin: 0;
}

.page-news .topic-more {
  margin: auto 0 0;
  font-size: 13.5px;
}

.page-news .topic-more a {
  text-decoration: none;
  border-bottom: 1px solid var(--ink-16);
  padding-bottom: 1px;
}

/* 更新节奏 */
.page-news .cadence-wrap {
  display: grid;
  gap: 20px;
}

.page-news .cadence-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--news-hair);
}

.page-news .cadence-row {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-bottom: var(--news-hair);
}

.page-news .cadence-key {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--jade);
}

.page-news .cadence-val {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-70);
}

.page-news .cadence-media {
  margin: 0;
  border: var(--news-hair);
  background: var(--wood);
}

.page-news .cadence-media img {
  width: 100%;
  aspect-ratio: 2 / 1;
}

/* 回访支持 */
.page-news .news-support {
  background: var(--ink);
  color: var(--ivory);
  padding: clamp(26px, 5vw, 44px) clamp(20px, 4vw, 38px);
  border-left: 3px solid var(--cinnabar);
  scroll-margin-top: 24px;
}

.page-news .news-support .eyebrow {
  color: var(--gold);
  margin: 0 0 10px;
}

.page-news .news-support .news-h2 {
  color: var(--ivory);
  font-size: clamp(21px, 3.8vw, 29px);
}

.page-news .news-support p {
  font-size: 15px;
  line-height: 1.85;
  color: var(--paper-70);
  margin: 0 0 22px;
  max-width: 58ch;
}

.page-news .news-support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-support .btn-ghost {
  color: var(--ivory);
  border-color: var(--paper-45);
}

.page-news .news-support .btn-ghost:hover,
.page-news .news-support .btn-ghost:focus-visible {
  color: var(--ink);
  background: var(--ivory);
  border-color: var(--ivory);
}

@media (min-width: 640px) {
  .page-news .news-hero-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-news .cadence-row {
    grid-template-columns: 116px minmax(0, 1fr);
    gap: 14px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: end;
    gap: 40px;
    padding-block: 30px 48px;
  }

  .page-news .news-band-inner {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: center;
    gap: 36px;
  }

  .page-news .news-shell {
    grid-template-columns: var(--news-index-w) minmax(0, 1fr);
    gap: 44px;
  }

  .page-news .news-index {
    position: sticky;
    top: 22px;
    align-self: start;
    padding-top: 14px;
  }

  .page-news .news-index-list {
    flex-direction: column;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .news-index-link {
    width: 100%;
    border-left: 2px solid transparent;
  }

  .page-news .news-index-link.is-active {
    border-left-color: var(--cinnabar);
  }

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

  .page-news .topic-card--media {
    grid-column: span 1;
    grid-row: span 1;
  }

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

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

  .page-news .update-item--feature {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (min-width: 1120px) {
  .page-news .topic-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .topic-card--media {
    grid-column: span 2;
  }

  .page-news .topic-card--media img {
    aspect-ratio: 3 / 1;
  }
}
<<<END>>>