/* ===== 版本动态 · 页面专属样式 ===== */
.page-news {
  --news-rail-mobile: 54px;
  --news-rail-desktop: 168px;
  --news-soft: rgba(49, 242, 222, 0.08);
  position: relative;
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding-block: clamp(40px, 8vw, 96px) clamp(40px, 7vw, 84px);
  background-image:
    radial-gradient(110% 80% at 84% 0%, rgba(165, 107, 255, 0.20), transparent 62%),
    radial-gradient(85% 70% at 0% 14%, rgba(49, 242, 222, 0.13), transparent 64%);
}

.page-news .hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  margin-top: clamp(24px, 5vw, 44px);
}

.page-news .hero-copy {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-news .hero-copy .h-display {
  margin: 0;
  max-width: 20ch;
}

.page-news .hero-lede {
  margin: 0;
  max-width: 62ch;
  font-size: clamp(1rem, 1.15vw, 1.12rem);
  line-height: 1.85;
  color: var(--ink-dim);
}

.page-news .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-news .hero-side {
  padding: 22px 20px 24px;
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-news .side-title {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  font-family: var(--font-mono);
  color: var(--cyan);
  text-transform: uppercase;
}

.page-news .hero-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .hero-stats li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: var(--line);
}

.page-news .hero-stats li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .stat-key {
  font-size: 0.75rem;
  color: var(--ink-dim);
  letter-spacing: 0.06em;
}

.page-news .stat-val {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.page-news .hero-media {
  margin: clamp(30px, 5vw, 54px) 0 0;
}

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

/* ---------- V4 要点 ---------- */
.page-news .news-v4 {
  padding-block: clamp(48px, 8vw, 92px);
}

.page-news .v4-head {
  align-items: start;
}

.page-news .v4-intro .h-section {
  margin: 10px 0 14px;
}

.page-news .v4-intro .prose {
  max-width: 58ch;
}

.page-news .v4-note {
  padding: 18px 18px 20px;
  border-left: 2px solid var(--cyan);
  background: rgba(7, 10, 18, 0.42);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.page-news .v4-note-key {
  margin: 0 0 8px;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-news .v4-note p:last-child {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--ink-dim);
}

.page-news .v4-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-news .v4-card {
  position: relative;
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 24px 22px 28px;
  border: var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, rgba(49, 242, 222, 0.08), rgba(14, 21, 36, 0.92) 58%);
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
}

.page-news .v4-card:nth-child(2) {
  background: linear-gradient(160deg, rgba(165, 107, 255, 0.10), rgba(14, 21, 36, 0.92) 58%);
}

.page-news .v4-card:nth-child(3) {
  background: linear-gradient(160deg, rgba(140, 255, 84, 0.07), rgba(14, 21, 36, 0.92) 58%);
}

.page-news .v4-card:hover {
  border-color: rgba(49, 242, 222, 0.42);
  transform: translateY(-2px);
}

.page-news .v4-num {
  font-size: 1.7rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--cyan);
  font-variant-numeric: tabular-nums;
}

.page-news .v4-card:nth-child(2) .v4-num {
  color: var(--grape);
}

.page-news .v4-card:nth-child(3) .v4-num {
  color: var(--lime);
}

.page-news .v4-card h3 {
  margin: 0;
  font-size: clamp(1.06rem, 1.5vw, 1.24rem);
  font-family: var(--font-head);
}

.page-news .v4-card p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.82;
  color: var(--ink-dim);
}

.page-news .v4-meter {
  display: block;
  height: 4px;
  width: 62%;
  margin-top: 6px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--cyan), rgba(49, 242, 222, 0));
}

.page-news .v4-card:nth-child(2) .v4-meter {
  width: 48%;
  background: linear-gradient(90deg, var(--grape), rgba(165, 107, 255, 0));
}

.page-news .v4-card:nth-child(3) .v4-meter {
  width: 74%;
  background: linear-gradient(90deg, var(--lime), rgba(140, 255, 84, 0));
}

.page-news .v4-media {
  margin: clamp(28px, 4vw, 46px) 0 0;
}

.page-news .v4-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 时间线 ---------- */
.page-news .news-timeline {
  padding-block: clamp(48px, 8vw, 96px);
}

.page-news .tl-head {
  display: grid;
  gap: 22px;
  align-items: end;
  margin-bottom: clamp(34px, 5vw, 56px);
}

.page-news .tl-head .h-section {
  margin: 10px 0 14px;
}

.page-news .tl-head-copy .prose {
  max-width: 60ch;
}

.page-news .tl-head-media {
  margin: 0;
  max-width: 220px;
  opacity: 0.85;
}

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

.page-news .tl-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .tl-list::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 12px;
  bottom: 34px;
  width: 1px;
  background: linear-gradient(180deg, var(--cyan) 0%, var(--grape) 34%, var(--teal) 68%, var(--hair) 100%);
  opacity: 0.75;
}

.page-news .tl-item {
  position: relative;
  display: grid;
  grid-template-columns: var(--news-rail-mobile) minmax(0, 1fr);
  gap: 14px;
  padding-bottom: 26px;
}

.page-news .tl-item:last-child {
  padding-bottom: 0;
}

.page-news .tl-rail {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding-top: 4px;
}

.page-news .tl-node {
  width: 15px;
  height: 15px;
  flex: none;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(49, 242, 222, 0.14);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.page-news .tl-item:nth-child(2) .tl-node {
  background: var(--grape);
  box-shadow: 0 0 0 4px rgba(165, 107, 255, 0.14);
}

.page-news .tl-item:nth-child(3) .tl-node {
  background: var(--lime);
  box-shadow: 0 0 0 4px rgba(140, 255, 84, 0.12);
}

.page-news .tl-item:nth-child(4) .tl-node {
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(255, 194, 75, 0.12);
}

.page-news .tl-item:hover .tl-node,
.page-news .tl-item:focus-within .tl-node {
  transform: scale(1.16);
  box-shadow: 0 0 0 7px rgba(49, 242, 222, 0.16);
}

.page-news .tl-ver {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.page-news .track-note {
  display: none;
}

.page-news .tl-body {
  display: grid;
  gap: 10px;
  padding: 20px 20px 22px;
  border: var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(150deg, rgba(14, 21, 36, 0.96), rgba(14, 21, 36, 0.58));
  transition: border-color 0.2s ease;
}

.page-news .tl-item:hover .tl-body,
.page-news .tl-item:focus-within .tl-body {
  border-color: rgba(49, 242, 222, 0.36);
}

.page-news .tl-body h3 {
  margin: 0;
  font-size: clamp(1.04rem, 1.6vw, 1.26rem);
  font-family: var(--font-head);
  line-height: 1.45;
}

.page-news .tl-body p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.82;
  color: var(--ink-dim);
}

.page-news .tl-fit {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 2px;
}

/* ---------- 最近动态 ---------- */
.page-news .news-latest {
  padding-block: clamp(48px, 8vw, 92px);
}

.page-news .latest-head {
  align-items: start;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.page-news .latest-head .h-section {
  margin: 10px 0 14px;
}

.page-news .latest-head .prose {
  max-width: 58ch;
}

.page-news .tag-legend {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  font-size: 0.86rem;
  color: var(--ink-dim);
  line-height: 1.7;
}

.page-news .tag-legend li {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
}

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

.page-news .update {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px 14px;
  align-items: start;
  padding: 18px 0;
  border-top: var(--line);
  transition: background 0.2s ease;
}

.page-news .update:last-child {
  border-bottom: var(--line);
}

.page-news .update .tag {
  grid-column: 1;
  grid-row: 1;
  justify-self: start;
}

.page-news .update-mark {
  grid-column: 2;
  grid-row: 1;
  align-self: center;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ink-dim);
  font-variant-numeric: tabular-nums;
}

.page-news .update-title {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.62;
  font-family: var(--font-body);
}

.page-news .update-desc {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.78;
  color: var(--ink-dim);
}

.page-news .update:hover {
  background: rgba(49, 242, 222, 0.03);
}

.page-news .latest-media {
  margin: clamp(30px, 4vw, 46px) 0 0;
}

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

/* ---------- 更新节奏 ---------- */
.page-news .news-cadence {
  padding-block: clamp(48px, 8vw, 92px);
}

.page-news .cadence-head {
  max-width: 62ch;
  margin-bottom: clamp(26px, 4vw, 46px);
}

.page-news .cadence-head .h-section {
  margin: 10px 0 14px;
}

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

.page-news .cadence-card {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 22px 20px 26px;
  border: var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(49, 242, 222, 0.07), rgba(14, 21, 36, 0.72));
}

.page-news .cadence-card:nth-child(2) {
  background: linear-gradient(180deg, rgba(165, 107, 255, 0.08), rgba(14, 21, 36, 0.72));
}

.page-news .cadence-card:nth-child(3) {
  background: linear-gradient(180deg, rgba(140, 255, 84, 0.06), rgba(14, 21, 36, 0.72));
}

.page-news .cadence-key {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-news .cadence-card:nth-child(2) .cadence-key {
  color: var(--grape);
}

.page-news .cadence-card:nth-child(3) .cadence-key {
  color: var(--lime);
}

.page-news .cadence-card h3 {
  margin: 0;
  font-size: 1.1rem;
  font-family: var(--font-head);
  line-height: 1.4;
}

.page-news .cadence-card p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.82;
  color: var(--ink-dim);
}

.page-news .cadence-foot {
  margin: clamp(26px, 3.5vw, 40px) 0 0;
  padding-top: 18px;
  border-top: var(--line);
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--ink-dim);
  max-width: 72ch;
}

/* ---------- 回到入口 ---------- */
.page-news .news-cta {
  padding-block: clamp(48px, 8vw, 92px);
}

.page-news .cta-grid {
  align-items: start;
}

.page-news .news-cta .h-section {
  margin: 10px 0 14px;
}

.page-news .news-cta .prose {
  max-width: 58ch;
}

.page-news .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-news .cta-side ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .cta-side a {
  display: block;
  padding: 14px 18px;
  border: var(--line);
  border-radius: var(--radius-pill);
  color: var(--ink);
  font-size: 0.9rem;
  line-height: 1.5;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.page-news .cta-side a:hover,
.page-news .cta-side a:focus-visible {
  border-color: var(--cyan);
  color: var(--cyan);
  background: rgba(49, 242, 222, 0.07);
}

/* ---------- 断点 ---------- */
@media (min-width: 640px) {
  .page-news .v4-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 760px) {
  .page-news .cadence-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
  }
}

@media (min-width: 880px) {
  .page-news .update {
    grid-template-columns: 88px minmax(0, 1fr) auto;
    column-gap: 22px;
    align-items: baseline;
    padding: 20px 0;
  }

  .page-news .update .tag {
    grid-column: 1;
    grid-row: 1;
  }

  .page-news .update-title {
    grid-column: 2;
    grid-row: 1;
  }

  .page-news .update-mark {
    grid-column: 3;
    grid-row: 1;
    align-self: baseline;
  }

  .page-news .update-desc {
    grid-column: 2 / -1;
    grid-row: 2;
  }
}

@media (min-width: 900px) {
  .page-news .hero-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: 26px;
    align-items: start;
  }

  .page-news .hero-copy {
    grid-column: 1 / 8;
  }

  .page-news .hero-side {
    grid-column: 9 / 13;
    margin-top: 8px;
  }

  .page-news .tl-head {
    grid-template-columns: minmax(0, 1fr) 220px;
    gap: 32px;
  }

  .page-news .tl-item {
    grid-template-columns: var(--news-rail-desktop) minmax(0, 1fr);
    gap: 26px;
    padding-bottom: 34px;
  }

  .page-news .track-note {
    display: block;
    position: absolute;
    top: 64px;
    left: 0;
    max-width: 132px;
    font-size: 0.75rem;
    line-height: 1.65;
    color: var(--ink-dim);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-6px);
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .page-news .tl-item:hover .track-note,
  .page-news .tl-item:focus-within .track-note {
    opacity: 1;
    transform: translateY(0);
  }

  .page-news .latest-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }

  .page-news .latest-media {
    margin-top: 34px;
  }
}

@media (min-width: 1100px) {
  .page-news .latest-body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    column-gap: 52px;
    align-items: start;
  }

  .page-news .latest-media {
    position: sticky;
    top: 96px;
    margin-top: 6px;
  }
}
<<<END>>>