.page-news {
  --news-pad: clamp(24px, 5vw, 72px);
  --news-line: rgba(53, 242, 196, 0.18);
  background: var(--grass);
  color: var(--text);
  padding-bottom: clamp(48px, 8vw, 96px);
}

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

.page-news .breadcrumbs {
  margin: clamp(20px, 4vw, 36px) 0 0;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--text-mute);
}

/* ---------- 顶部主题声明 ---------- */
.page-news .news-masthead {
  padding: clamp(20px, 4vw, 44px) 0 clamp(40px, 7vw, 80px);
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-masthead-grid {
  display: grid;
  gap: clamp(28px, 5vw, 44px);
}

.page-news .news-masthead-copy h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(30px, 6.4vw, 62px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  margin: 14px 0 0;
  max-width: 16em;
}

.page-news .news-lede {
  margin: 20px 0 0;
  font-size: clamp(15px, 2.4vw, 18px);
  line-height: 1.78;
  color: var(--text-soft);
  max-width: 34em;
}

.page-news .news-toc {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px dashed var(--line-soft);
}

.page-news .news-toc li {
  border-bottom: 1px dashed var(--line-soft);
}

.page-news .news-toc a {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 13px 2px;
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  transition: color 220ms var(--ease), padding-left 220ms var(--ease);
}

.page-news .news-toc a:hover,
.page-news .news-toc a:focus-visible {
  color: var(--cyan);
  padding-left: 8px;
}

.page-news .news-toc .num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-news .news-masthead-meta {
  margin: 30px 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  border-top: 1px solid var(--news-line);
  padding-top: 18px;
}

.page-news .news-masthead-meta dt {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--text-mute);
  margin-bottom: 6px;
}

.page-news .news-masthead-meta dd {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--cyan);
  white-space: nowrap;
}

.page-news .news-masthead-meta .num {
  font-family: var(--font-mono);
  font-size: clamp(18px, 3.4vw, 24px);
  font-weight: 700;
  color: var(--orange);
}

.page-news .news-masthead-figure {
  margin: 0;
  border: 1px solid var(--news-line);
  background: var(--pine);
}

.page-news .news-masthead-figure img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 10;
}

/* ---------- 版本变更说明专题 ---------- */
.page-news .version-special {
  background: var(--paper);
  color: var(--ink);
  padding: var(--news-pad) 0;
  border-top: 4px solid var(--orange);
  border-bottom: 4px solid var(--grass);
}

.page-news .version-special .section-label {
  color: var(--tundra);
}

.page-news .version-head h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 5vw, 44px);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 12px 0 0;
  color: var(--grass);
}

.page-news .version-lede {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(7, 21, 15, 0.76);
  max-width: 42em;
}

.page-news .version-track {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  gap: 20px;
}

.page-news .version-track li {
  position: relative;
  padding: 18px 0 0;
  border-top: 2px solid rgba(11, 43, 34, 0.18);
}

.page-news .version-track li::before {
  content: "";
  position: absolute;
  top: -2px;
  left: 0;
  width: 32%;
  height: 2px;
  background: var(--tundra);
}

.page-news .track-dot {
  display: block;
  width: 9px;
  height: 9px;
  margin-bottom: 10px;
  background: var(--orange);
  transform: rotate(45deg);
}

.page-news .track-stage {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  color: var(--grass);
}

.page-news .track-desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(7, 21, 15, 0.68);
}

.page-news .version-body {
  margin-top: clamp(32px, 6vw, 56px);
  display: grid;
  gap: clamp(28px, 5vw, 44px);
}

.page-news .version-subtitle {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.01em;
  margin: 0 0 4px;
  color: var(--grass);
  padding-bottom: 12px;
  border-bottom: 2px solid var(--grass);
}

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

.page-news .guide-list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(11, 43, 34, 0.14);
}

.page-news .guide-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  color: var(--orange);
  padding-top: 2px;
}

.page-news .guide-name {
  margin: 0 0 5px;
  font-weight: 700;
  font-size: 15px;
  color: var(--grass);
}

.page-news .guide-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(7, 21, 15, 0.74);
}

.page-news .version-aside {
  display: grid;
  gap: 20px;
  align-content: start;
}

.page-news .version-aside .media-frame {
  margin: 0;
  border: 1px solid rgba(11, 43, 34, 0.25);
  background: rgba(11, 43, 34, 0.06);
}

.page-news .version-aside .media-frame img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 14 / 9;
}

.page-news .version-order {
  padding: 20px;
  background: var(--grass);
  color: var(--text);
  border-left: 4px solid var(--cyan);
}

.page-news .version-order-title {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  font-weight: 700;
  color: var(--cyan);
}

.page-news .version-order-text {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-news .version-special .tag {
  color: var(--pine);
  background: rgba(11, 43, 34, 0.07);
  border-color: rgba(11, 43, 34, 0.26);
}

/* ---------- 按栏目翻阅 ---------- */
.page-news .browse {
  padding: var(--news-pad) 0 0;
}

.page-news .browse-head h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 5vw, 44px);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 12px 0 0;
}

.page-news .browse-lede {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-soft);
  max-width: 40em;
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 10px;
}

.page-news .news-filter .filter-btn {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 8px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-soft);
  cursor: pointer;
  transition: color 200ms var(--ease), border-color 200ms var(--ease), background-color 200ms var(--ease);
}

.page-news .news-filter .filter-btn:hover,
.page-news .news-filter .filter-btn:focus-visible {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-news .news-filter .filter-btn[aria-pressed="true"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--grass);
}

.page-news .news-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: 1px solid var(--news-line);
}

.page-news .news-entry {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 12px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line-soft);
  transition: background-color 240ms var(--ease);
}

.page-news .news-entry:hover {
  background: rgba(30, 107, 79, 0.14);
}

.page-news .news-entry-num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--tundra);
  padding-top: 3px;
}

.page-news .news-entry-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 8px;
}

.page-news .news-entry-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(17px, 3.2vw, 22px);
  line-height: 1.42;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-news .news-entry-meta {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-mute);
}

.page-news .news-entry-more {
  margin-top: 12px;
}

.page-news .news-entry-more summary {
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--sky);
  border-bottom: 1px solid rgba(110, 198, 255, 0.4);
  padding-bottom: 2px;
}

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

.page-news .news-entry-more summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 13px;
}

.page-news .news-entry-more[open] summary::after {
  content: "−";
}

.page-news .news-entry-more p {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
  max-width: 46em;
  border-left: 2px solid var(--tundra);
  padding-left: 14px;
}

.page-news .browse-figure {
  margin: clamp(32px, 6vw, 56px) 0 0;
  border: 1px solid var(--news-line);
  background: var(--pine);
}

.page-news .browse-figure img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

/* ---------- 更新节奏与追踪路线 ---------- */
.page-news .follow-route {
  margin-top: clamp(44px, 8vw, 88px);
  padding: var(--news-pad) 0;
  background: linear-gradient(160deg, var(--pine) 0%, var(--grass) 62%, var(--ink) 100%);
  border-top: 1px solid var(--news-line);
}

.page-news .follow-route-inner {
  display: grid;
  gap: clamp(28px, 5vw, 48px);
}

.page-news .follow-route-copy h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(26px, 5vw, 42px);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin: 12px 0 0;
}

.page-news .follow-route-text {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-soft);
  max-width: 38em;
}

.page-news .follow-route-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-news .follow-route-actions .btn {
  flex: 0 1 auto;
}

.page-news .follow-route-figure .media-frame {
  margin: 0;
  border: 1px solid var(--news-line);
  background: var(--pine);
}

.page-news .follow-route-figure .media-frame img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 8 / 3;
}

.page-news .route-facts {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.page-news .route-facts li {
  border-top: 2px solid var(--orange);
  padding-top: 10px;
  display: grid;
  gap: 4px;
}

.page-news .route-facts .num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(18px, 3.6vw, 26px);
  color: var(--cyan);
  letter-spacing: 0.01em;
}

.page-news .route-fact-label {
  font-size: 11px;
  letter-spacing: 0.06em;
  line-height: 1.5;
  color: var(--text-mute);
}

.page-news .route-note {
  margin: 18px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-mute);
}

.page-news .route-note a {
  color: var(--sky);
  text-decoration: none;
  border-bottom: 1px solid rgba(110, 198, 255, 0.45);
}

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

/* ---------- 显现 ---------- */
.page-news [data-reveal] {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 380ms var(--ease), transform 380ms var(--ease);
}

.page-news [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .page-news [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .page-news .news-toc a,
  .page-news .news-entry,
  .page-news .news-filter .filter-btn {
    transition: none;
  }
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .version-track {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news .version-track li {
    padding-top: 22px;
  }

  .page-news .guide-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 28px;
  }

  .page-news .guide-list li:nth-child(1),
  .page-news .guide-list li:nth-child(2) {
    border-top: 1px solid rgba(11, 43, 34, 0.14);
  }
}

@media (min-width: 900px) {
  .page-news .news-masthead-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: 48px;
  }

  .page-news .news-masthead-figure {
    margin-bottom: 6px;
    transform: rotate(-1.2deg);
  }

  .page-news .version-body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: start;
  }

  .page-news .news-entry {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 20px;
    padding: 26px 0;
  }

  .page-news .browse-figure {
    width: 76%;
    margin-left: auto;
    margin-right: 0;
  }

  .page-news .follow-route-inner {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    align-items: start;
  }

  .page-news .follow-route-figure {
    margin-top: 42px;
  }
}

@media (min-width: 1140px) {
  .page-news .news-masthead-meta {
    max-width: 520px;
  }

  .page-news .news-entry-title {
    max-width: 32em;
  }
}
<<<END>>>