.page-news {
  --news-row-gap: 14px;
  background: var(--page-bg);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 140% at 88% -20%, rgba(0, 229, 255, .18), transparent 58%),
    linear-gradient(168deg, var(--navy-deep) 0%, var(--navy) 46%, var(--navy-2) 100%);
  padding: clamp(22px, 4vw, 34px) 0 clamp(40px, 6vw, 72px);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 229, 255, .055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, .055) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(120% 92% at 16% 0%, #000 0%, transparent 72%);
  mask-image: radial-gradient(120% 92% at 16% 0%, #000 0%, transparent 72%);
  pointer-events: none;
}

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

/* 面包屑深底适配 */
.page-news .news-hero .breadcrumb,
.page-news .news-hero .breadcrumb a {
  color: var(--on-dark-soft);
}
.page-news .news-hero .breadcrumb a:hover {
  color: var(--cyan);
}
.page-news .news-hero .breadcrumb [aria-current="page"] {
  color: var(--cyan);
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 4vw, 44px);
  margin-top: clamp(20px, 4vw, 40px);
  align-items: end;
}

.page-news .news-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-news .news-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1.1;
  letter-spacing: -.025em;
  color: var(--white);
  max-width: 20ch;
}

.page-news .news-hero__lede {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--on-dark-soft);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* 状态板 */
.page-news .news-hero__board {
  border: 1px solid var(--line-cyan);
  border-radius: var(--r-lg);
  background: rgba(16, 42, 86, .55);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  padding: 18px 18px 20px;
  box-shadow: 0 30px 60px -44px rgba(0, 0, 0, .9);
}

.page-news .news-hero__board-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-dark);
}

.page-news .news-hero__board-title {
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--on-dark-faint);
}

.page-news .news-hero__board-state {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--green);
}

.page-news .news-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 16px;
  margin: 16px 0 0;
}

.page-news .news-hero__facts dt {
  font-size: 12px;
  color: var(--on-dark-faint);
  margin-bottom: 6px;
}

.page-news .news-hero__facts dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .01em;
  color: var(--white);
}

.page-news .news-hero__note {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line-dark);
  font-size: 13px;
  line-height: 1.7;
  color: var(--on-dark-soft);
}

/* ---------- 主体骨架 ---------- */
.page-news .news-desk {
  padding: clamp(32px, 5vw, 64px) 0 clamp(48px, 7vw, 88px);
}

.page-news .news-desk__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
}

/* ---------- 左侧索引 ---------- */
.page-news .news-index {
  border-radius: var(--r-lg);
  background: var(--navy);
  border: 1px solid var(--line-dark);
  padding: 18px 16px 16px;
  box-shadow: var(--shadow-card);
}

.page-news .news-index__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .24em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-news .news-index__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-news .news-index__list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--r-sm);
  font-size: 14px;
  line-height: 1.4;
  color: var(--on-dark-soft);
  text-decoration: none;
  transition: background-color .18s ease, color .18s ease;
}

.page-news .news-index__list a:hover,
.page-news .news-index__list a:focus-visible {
  background: rgba(0, 229, 255, .12);
  color: var(--white);
}

.page-news .news-index__no {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--cyan);
  flex: none;
}

.page-news .news-index__foot {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line-dark);
}

.page-news .news-index__foot-label {
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--on-dark-faint);
}

.page-news .news-index__foot-link {
  display: inline-block;
  font-size: 14px;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 184, 0, .4);
  padding-bottom: 2px;
}

.page-news .news-index__foot-link:hover {
  color: var(--white);
  border-bottom-color: var(--white);
}

/* ---------- 右侧内容流 ---------- */
.page-news .news-block + .news-block {
  margin-top: clamp(40px, 6vw, 76px);
}

.page-news .news-block__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 22px;
}

.page-news .news-block__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--cyan-deep);
}

.page-news .news-block__title {
  margin: 0;
  font-size: clamp(20px, 3vw, 27px);
  line-height: 1.25;
  letter-spacing: -.015em;
  color: var(--ink-strong);
}

.page-news .news-block__desc {
  flex: 1 1 100%;
  margin: 4px 0 0;
  max-width: 64ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-soft);
}

/* ---------- 图片 ---------- */
.page-news .news-figure {
  margin: 0 0 22px;
}

.page-news .news-figure__frame {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--line-cyan);
  background: var(--navy);
  aspect-ratio: 16 / 10;
}

.page-news .news-figure__frame--wide {
  aspect-ratio: 16 / 9;
}

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

.page-news .news-figure__caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--ink-faint);
}

/* ---------- 维护简报条目 ---------- */
.page-news .news-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--news-row-gap);
}

.page-news .news-item {
  position: relative;
  padding: 18px 18px 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--panel-bg);
  box-shadow: var(--shadow-card);
  transition: border-color .2s ease, transform .2s ease;
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--cyan);
}

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

.page-news .news-item__time {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan-deep);
}

.page-news .news-item__title {
  margin: 0 0 8px;
  font-size: 17px;
  line-height: 1.5;
  letter-spacing: -.005em;
  color: var(--ink-strong);
}

.page-news .news-item__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-soft);
}

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

.page-news .news-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: 12px;
  line-height: 1.5;
  color: var(--ink-soft);
  background: var(--mist);
}

/* ---------- 资料同步条目 ---------- */
.page-news .news-bullets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--news-row-gap);
}

.page-news .news-bullet {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--panel-bg);
  box-shadow: var(--shadow-card);
  border-left: 3px solid var(--gold);
}

.page-news .news-bullet__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}

.page-news .news-bullet__cat {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .01em;
  color: var(--ink-strong);
}

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

.page-news .news-bullet__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-soft);
}

/* ---------- 节点状态 ---------- */
.page-news .node-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  margin-bottom: 22px;
}

.page-news .node-metrics__cell {
  background: var(--panel-bg);
  padding: 16px 16px 18px;
}

.page-news .node-metrics__label {
  margin: 0;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-faint);
}

.page-news .node-metrics__value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: -.01em;
  color: var(--ink-strong);
}

.page-news .node-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 12px;
}

.page-news .node-card {
  padding: 14px 16px 15px;
  border-radius: var(--r-md);
  background: var(--navy-2);
  border: 1px solid var(--line-dark);
}

.page-news .node-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-news .node-card__name {
  font-size: 14px;
  color: var(--white);
  letter-spacing: .01em;
}

.page-news .node-card__meta {
  margin: 9px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--on-dark-soft);
}

/* ---------- 版本迭代 ---------- */
.page-news .news-release {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .news-release__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  padding: 15px 16px 16px;
  border-radius: var(--r-md);
  background: var(--navy-2);
  border: 1px solid var(--line-dark);
  border-left: 3px solid transparent;
}

.page-news .news-release__row--current {
  border-left-color: var(--gold);
  background: linear-gradient(120deg, var(--navy) 0%, var(--navy-2) 100%);
}

.page-news .news-release__ver {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-news .news-release__row--current .news-release__ver {
  color: var(--gold);
}

.page-news .news-release__time {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--on-dark-faint);
}

.page-news .news-release__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--on-dark-soft);
}

/* ---------- 专题系列 ---------- */
.page-news .topic-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-row-gap);
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 18px 18px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--cyan);
  border-radius: var(--r-lg);
  background: var(--panel-bg);
  box-shadow: var(--shadow-card);
  transition: transform .2s ease, box-shadow .2s ease;
}

.page-news .topic-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lift);
}

.page-news .topic-grid > :nth-child(1) {
  border-top-color: var(--cyan);
}
.page-news .topic-grid > :nth-child(2) {
  border-top-color: var(--gold);
}
.page-news .topic-grid > :nth-child(3) {
  border-top-color: var(--magenta);
}
.page-news .topic-grid > :nth-child(4) {
  border-top-color: var(--green);
}

.page-news .topic-card__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--ink-faint);
}

.page-news .topic-card__title {
  margin: 0;
  font-size: 17px;
  line-height: 1.45;
  letter-spacing: -.01em;
  color: var(--ink-strong);
}

.page-news .topic-card__text {
  margin: 0;
  flex: 1 1 auto;
  font-size: 14px;
  line-height: 1.78;
  color: var(--ink-soft);
}

.page-news .topic-card .btn {
  align-self: flex-start;
  margin-top: 6px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-hero__facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-news .news-release__row {
    grid-template-columns: 132px minmax(0, 1fr);
    align-items: start;
    gap: 6px 18px;
  }

  .page-news .news-release__ver {
    padding-top: 2px;
  }
}

@media (min-width: 760px) {
  .page-news .node-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  }
}

@media (min-width: 1040px) {
  .page-news .news-desk__layout {
    grid-template-columns: 246px minmax(0, 1fr);
  }

  .page-news .news-index {
    position: sticky;
    top: calc(var(--header-h) + 22px);
  }
}

@media (max-width: 479px) {
  .page-news .news-hero__facts {
    grid-template-columns: 1fr;
  }

  .page-news .news-item,
  .page-news .news-bullet {
    padding: 16px 14px 16px 18px;
  }

  .page-news .news-block__head {
    gap: 6px 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item,
  .page-news .topic-card {
    transition: none;
  }

  .page-news .news-item:hover,
  .page-news .topic-card:hover {
    transform: none;
  }
}