.page-news {
  --news-rail-w: 236px;
  --news-rule: rgba(159, 178, 202, 0.14);
  --news-rule-soft: rgba(159, 178, 202, 0.08);
}

/* ============ 首屏 ============ */
.page-news .news-hero {
  position: relative;
  padding: 72px 0 48px;
  background:
    radial-gradient(90% 140% at 88% -10%, rgba(138, 107, 255, 0.12), transparent 60%),
    radial-gradient(60% 120% at 0% 110%, rgba(27, 58, 94, 0.45), transparent 70%),
    var(--c-abyss);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-news .news-hero .crumbs {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  margin-bottom: 28px;
}

.page-news .news-hero-grid {
  display: grid;
  gap: 28px;
}

.page-news .news-hero-main .eyebrow {
  margin-bottom: 6px;
}

.page-news .news-hero h1 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(40px, 7.4vw, 72px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--c-fog);
  margin: 12px 0 18px;
}

.page-news .news-hero .lead {
  max-width: 58ch;
  font-size: clamp(16px, 2vw, 18px);
  line-height: 1.75;
  color: var(--c-slate);
}

.page-news .news-hero-side {
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-news .news-hero-stat {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.page-news .news-hero-statnum {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 46px;
  line-height: 1;
  color: var(--c-signal);
}

.page-news .news-hero-statlabel {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-dim);
}

.page-news .news-hero-note {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-slate);
}

@media (min-width: 900px) {
  .page-news .news-hero {
    padding: 96px 0 56px;
  }
  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 1fr) 232px;
    align-items: end;
    gap: 64px;
  }
}

/* ============ 主体两栏 ============ */
.page-news .news-layout {
  margin-top: 48px;
  margin-bottom: 72px;
}

@media (min-width: 960px) {
  .page-news .news-layout {
    display: grid;
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: 56px;
    margin-top: 72px;
    margin-bottom: 96px;
  }
}

/* —— 粘性侧栏 —— */
.page-news .news-rail {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-bottom: 36px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--news-rule);
}

.page-news .news-rail-title {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-nebula-soft);
  margin: 0 0 12px;
}

.page-news .news-cats,
.page-news .news-issues {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-cats li + li {
  border-top: 1px solid var(--news-rule-soft);
}

.page-news .news-cats a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 11px 0;
  font-size: 15px;
  color: var(--c-slate);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}

.page-news .news-cats a:hover {
  color: var(--c-fog);
}

.page-news .news-cats a[aria-current="true"] {
  color: var(--c-fog);
  font-weight: 600;
  padding-left: 14px;
  box-shadow: inset 2px 0 0 var(--c-signal);
}

.page-news .news-cat-count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-dim);
}

.page-news .news-issues {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--c-dim);
}

.page-news .news-issues li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--news-rule-soft);
}

.page-news .news-rail-ctatext {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-slate);
}

@media (min-width: 960px) {
  .page-news .news-rail {
    position: sticky;
    top: calc(var(--header-h) + 24px);
    align-self: start;
    gap: 36px;
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: 0;
  }
}

/* ============ 特写 ============ */
.page-news .news-feature {
  position: relative;
  border: 1px solid var(--news-rule);
  background: linear-gradient(180deg, var(--c-harbor), var(--c-deep));
  overflow: hidden;
}

.page-news .news-feature::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--c-signal), rgba(255, 122, 61, 0) 65%);
}

.page-news .news-feature-media {
  display: block;
  overflow: hidden;
  background: var(--c-abyss);
}

.page-news .news-feature-media img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform var(--dur-slow) var(--ease);
}

.page-news .news-feature-media:hover img {
  transform: scale(1.025);
}

.page-news .news-feature-body {
  padding: 26px 22px 30px;
}

.page-news .news-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-dim);
}

.page-news .news-feature h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.24;
  letter-spacing: -0.01em;
  color: var(--c-fog);
  margin: 16px 0 14px;
}

.page-news .news-feature h2 a {
  color: inherit;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}

.page-news .news-feature h2 a:hover {
  color: var(--c-signal);
}

.page-news .news-feature-body > p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--c-text);
}

.page-news .news-feature-more details {
  border-top: 1px solid var(--news-rule-soft);
  border-bottom: 1px solid var(--news-rule-soft);
  padding: 6px 0;
  margin-bottom: 22px;
}

.page-news .news-feature-more summary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  padding: 8px 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--c-signal);
  list-style: none;
}

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

.page-news .news-feature-more summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
}

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

.page-news .news-feature-more details p {
  margin: 4px 0 12px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-slate);
}

@media (min-width: 700px) {
  .page-news .news-feature-body {
    padding: 32px 32px 36px;
  }
}

/* ============ 列表头部 ============ */
.page-news .news-stream-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px 16px;
  margin: 48px 0 0;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--c-current);
}

.page-news .news-stream-eyebrow {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 20px;
  color: var(--c-fog);
}

.page-news .news-stream-note {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-dim);
}

/* ============ 条目列表 ============ */
.page-news .news-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-item {
  border-bottom: 1px solid var(--news-rule);
  transition: background-color var(--dur-fast) var(--ease);
}

.page-news .news-item:hover {
  background: rgba(138, 107, 255, 0.05);
}

.page-news .news-item-link {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 18px;
  padding: 22px 8px 22px 0;
  text-decoration: none;
  color: inherit;
}

.page-news .news-item-num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  color: var(--c-dim);
  padding-top: 4px;
  transition: color var(--dur-fast) var(--ease);
}

.page-news .news-item:hover .news-item-num {
  color: var(--c-signal);
}

.page-news .news-item-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-dim);
}

.page-news .news-item h3 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: clamp(17px, 2.2vw, 20px);
  line-height: 1.4;
  color: var(--c-fog);
  margin: 9px 0 6px;
  transition: color var(--dur-fast) var(--ease);
}

.page-news .news-item:hover h3 {
  color: var(--c-signal);
}

.page-news .news-item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--c-slate);
}

@media (min-width: 700px) {
  .page-news .news-item-link {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 24px;
    padding: 26px 12px 26px 0;
  }
}

/* ============ 版本观察 ============ */
.page-news .news-version {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, var(--c-abyss), var(--c-deep));
  padding: 56px 0;
}

.page-news .news-sechead {
  max-width: 720px;
  margin-bottom: 32px;
}

.page-news .news-sechead h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(26px, 3.8vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--c-fog);
  margin: 8px 0 12px;
}

.page-news .news-sechead p {
  margin: 0;
  font-size: 16px;
  line-height: 1.78;
  color: var(--c-slate);
}

.page-news .news-version-body {
  display: grid;
  gap: 32px;
}

.page-news .news-version-side figure {
  margin: 0;
  border: 1px solid var(--news-rule);
  overflow: hidden;
  background: var(--c-abyss);
}

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

.page-news .news-version-side figcaption {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--c-dim);
}

/* 版本切换 */
.page-news .news-vswitch {
  position: relative;
}

.page-news .news-vswitch > input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .news-vtabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0 6px;
  border-bottom: 1px solid var(--news-rule);
  margin-bottom: 24px;
}

.page-news .news-vtabs label {
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--c-dim);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.page-news .news-vtabs label:hover {
  color: var(--c-slate);
}

.page-news #news-vs-main:checked ~ .news-vtabs label[for="news-vs-main"],
.page-news #news-vs-lts:checked ~ .news-vtabs label[for="news-vs-lts"] {
  color: var(--c-fog);
  border-bottom-color: var(--c-signal);
}

.page-news .news-vpanel {
  display: none;
}

.page-news #news-vs-main:checked ~ .news-vpanels .news-vpanel--main,
.page-news #news-vs-lts:checked ~ .news-vpanels .news-vpanel--lts {
  display: block;
}

.page-news .news-vswitch:not(:has(input:checked)) .news-vpanel--main {
  display: block;
}

.page-news .news-vpanel {
  border: 1px solid var(--news-rule);
  background: var(--c-harbor);
  padding: 26px 22px;
}

.page-news .news-vpanel h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 21px;
  color: var(--c-fog);
  margin: 0 0 8px;
}

.page-news .news-vpanel dl {
  margin: 0;
}

.page-news .news-vpanel dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-nebula-soft);
  margin-top: 18px;
}

.page-news .news-vpanel dt:first-of-type {
  margin-top: 12px;
}

.page-news .news-vpanel dd {
  margin: 6px 0 0;
  padding-bottom: 12px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--c-text);
  border-bottom: 1px dashed var(--news-rule-soft);
}

.page-news .news-vpanel dd:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

/* 兼容区 */
.page-news .news-compat {
  display: grid;
  gap: 24px;
  margin-top: 44px;
  padding-top: 36px;
  border-top: 1px solid var(--news-rule);
}

.page-news .news-compat figure {
  margin: 0;
  border: 1px solid var(--news-rule);
  overflow: hidden;
}

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

.page-news .news-compat-copy h3 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 22px;
  color: var(--c-fog);
  margin: 0 0 10px;
}

.page-news .news-compat-copy p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--c-slate);
}

@media (min-width: 900px) {
  .page-news .news-version {
    padding: 72px 0;
  }
  .page-news .news-version-body {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
    align-items: start;
  }
  .page-news .news-compat {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: 40px;
    margin-top: 56px;
  }
  .page-news .news-vpanel {
    padding: 30px 28px;
  }
}

/* ============ 专题系列 ============ */
.page-news .news-series {
  border-top: 1px solid var(--line);
  padding: 56px 0;
}

.page-news .news-series-grid {
  display: grid;
  gap: 20px;
}

.page-news .news-series-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px;
  border: 1px solid var(--news-rule);
  background: var(--c-harbor);
  transition: border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}

.page-news .news-series-card:hover {
  border-color: var(--c-nebula);
  transform: translateY(-2px);
}

.page-news .news-series-card .tag {
  align-self: flex-start;
}

.page-news .news-series-card h3 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 19px;
  line-height: 1.4;
  color: var(--c-fog);
  margin: 0;
}

.page-news .news-series-card p {
  margin: 0;
  flex: 1;
  font-size: 14px;
  line-height: 1.72;
  color: var(--c-slate);
}

.page-news .news-series-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  color: var(--c-signal);
  text-decoration: none;
  padding-top: 4px;
  border-top: 1px solid var(--news-rule-soft);
  margin-top: 6px;
  transition: color var(--dur-fast) var(--ease);
}

.page-news .news-series-link:hover {
  color: var(--c-signal-soft);
}

.page-news .news-series-card--media {
  padding: 0;
  overflow: hidden;
}

.page-news .news-series-card--media figure {
  margin: 0;
  overflow: hidden;
  background: var(--c-abyss);
}

.page-news .news-series-card--media img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform var(--dur-slow) var(--ease);
}

.page-news .news-series-card--media:hover img {
  transform: scale(1.03);
}

.page-news .news-series-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px;
}

@media (min-width: 760px) {
  .page-news .news-series {
    padding: 72px 0;
  }
  .page-news .news-series-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}

/* ============ 更新节奏 ============ */
.page-news .news-cadence {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, var(--c-deep), var(--c-abyss));
  padding: 56px 0;
}

.page-news .news-cadence-grid {
  display: grid;
  gap: 18px;
}

.page-news .news-cadence-card {
  position: relative;
  padding: 24px 22px;
  border: 1px solid var(--news-rule);
  border-top: 2px solid var(--c-nebula);
  background: var(--c-harbor);
}

.page-news .news-cadence-num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 34px;
  line-height: 1;
  color: var(--c-nebula-soft);
  margin-bottom: 12px;
}

.page-news .news-cadence-card h3 {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 18px;
  line-height: 1.4;
  color: var(--c-fog);
  margin: 0 0 8px;
}

.page-news .news-cadence-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.74;
  color: var(--c-slate);
}

.page-news .news-cadence-card--accent {
  border-top-color: var(--c-signal);
  background: linear-gradient(180deg, rgba(255, 122, 61, 0.08), var(--c-harbor) 60%);
}

.page-news .news-cadence-card--accent .btn {
  margin-top: 16px;
}

.page-news .news-cadence-foot {
  margin: 28px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-dim);
}

.page-news .news-cadence-foot a {
  color: var(--c-nebula-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .news-cadence-foot a:hover {
  color: var(--c-signal);
}

@media (min-width: 760px) {
  .page-news .news-cadence {
    padding: 64px 0;
  }
  .page-news .news-cadence-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }
}
<<<END>>>