.page-news {
  background: var(--ink-black);
  color: var(--paper);
  overflow-x: clip;
}

.page-news .news-lead {
  color: rgba(246, 248, 251, .72);
  margin-top: 14px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: calc(var(--header-h) + 44px) 0 0;
  background:
    radial-gradient(120% 90% at 88% -10%, rgba(31, 91, 255, .38), transparent 58%),
    radial-gradient(80% 60% at 10% 110%, rgba(0, 229, 208, .14), transparent 62%),
    var(--ink-black);
  overflow: hidden;
}

.page-news .news-hero-arc {
  position: absolute;
  inset: auto -18% -60% 42%;
  height: 460px;
  background: linear-gradient(96deg, transparent 12%, rgba(0, 229, 208, .22) 48%, transparent 84%);
  transform: rotate(-7deg);
  pointer-events: none;
}

.page-news .news-hero-inner {
  position: relative;
  z-index: 1;
  padding-bottom: clamp(40px, 6vw, 72px);
}

.page-news .news-crumb {
  font-size: 13px;
  color: var(--electric-soft);
}

.page-news .news-crumb a {
  color: var(--electric-soft);
  text-decoration: none;
}

.page-news .news-crumb a:hover,
.page-news .news-crumb a:focus-visible {
  color: var(--electric);
  text-decoration: underline;
}

.page-news .news-crumb-sep {
  margin: 0 8px;
  color: var(--graphite);
}

.page-news .news-eyebrow {
  margin-top: 26px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber);
}

.page-news .news-hero-title {
  margin: 14px 0 0;
  font-size: clamp(2rem, 5.4vw, 3.6rem);
  line-height: 1.16;
  letter-spacing: -.01em;
  font-weight: 900;
  max-width: 20em;
}

.page-news .news-hero-lede {
  margin-top: 20px;
  max-width: 44ch;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(246, 248, 251, .78);
}

.page-news .news-hero-actions {
  margin-top: 30px;
  gap: 12px;
}

.page-news .news-hero-stats {
  list-style: none;
  margin: clamp(36px, 5vw, 56px) 0 0;
  padding: 26px 0 0;
  border-top: 1px solid var(--line-dark);
  display: grid;
  gap: 22px;
  grid-template-columns: 1fr;
}

.page-news .news-hero-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 16px;
  border-left: 2px solid var(--electric);
}

.page-news .news-stat-num {
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  font-weight: 700;
  color: var(--electric);
  line-height: 1.1;
}

.page-news .news-stat-label {
  font-size: 14px;
  color: var(--graphite);
}

/* ---------- 双轴外壳 ---------- */
.page-news .news-axis-shell {
  padding-top: clamp(36px, 5vw, 64px);
}

.page-news .news-rail {
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-news .news-rail-note {
  margin-top: 14px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--amber);
}

/* ---------- 通用章节 ---------- */
.page-news .news-section {
  padding: clamp(36px, 5vw, 64px) 0;
  border-top: 1px solid var(--line-dark);
}

.page-news .news-section h2 {
  margin: 8px 0 0;
  font-size: clamp(1.5rem, 3.2vw, 2.2rem);
  line-height: 1.25;
  letter-spacing: -.01em;
  font-weight: 900;
}

.page-news .news-section h3 {
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1.4;
}

.page-news .news-section h4 {
  margin: 10px 0 0;
  font-size: 1.12rem;
  line-height: 1.5;
  font-weight: 800;
}

/* ---------- 变更类型 ---------- */
.page-news .news-filter-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  grid-template-columns: 1fr;
  align-items: center;
}

.page-news .news-filter-figure {
  margin: 0;
  border: 1px solid var(--line-dark-strong);
  border-radius: var(--cut) 32px var(--cut) 32px;
  overflow: hidden;
  background: linear-gradient(150deg, var(--midnight), var(--deep-sea));
}

.page-news .news-filter-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  opacity: .9;
}

.page-news .news-types {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  counter-reset: none;
}

.page-news .news-type {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line-dark);
}

.page-news .news-type:first-child {
  border-top: 1px solid var(--line-dark);
}

.page-news .news-type-code {
  font-size: 13px;
  color: var(--electric);
  padding-top: 4px;
}

.page-news .news-type p {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(246, 248, 251, .7);
}

/* ---------- 时间轴 ---------- */
.page-news .news-sticky-bar {
  position: sticky;
  top: var(--header-h);
  z-index: 20;
  margin: calc(clamp(36px, 5vw, 64px) * -1) 0 clamp(28px, 4vw, 40px);
  padding: 10px 0;
  background: rgba(11, 18, 32, .94);
  border-bottom: 1px solid var(--line-dark-strong);
  backdrop-filter: blur(10px);
}

.page-news .news-sticky-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
}

.page-news .news-sticky-label {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--graphite);
}

.page-news .news-chips {
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 8px;
}

.page-news .news-chip {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid var(--line-dark-strong);
  border-radius: 999px;
  font-size: 13px;
  color: var(--paper);
  text-decoration: none;
  transition: border-color .25s var(--ease), color .25s var(--ease), background-color .25s var(--ease);
}

.page-news .news-chip:hover,
.page-news .news-chip:focus-visible {
  border-color: var(--electric);
  color: var(--electric);
  background: rgba(0, 229, 208, .08);
}

.page-news .news-tl-head {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
  grid-template-columns: 1fr;
  align-items: end;
}

.page-news .news-tl-intro {
  margin: 0;
  border: 1px solid var(--line-dark);
  border-radius: var(--cut) 24px var(--cut) 24px;
  overflow: hidden;
  background: var(--midnight);
}

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

.page-news .news-tl-grid {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
  grid-template-columns: 1fr;
  margin-top: clamp(30px, 4vw, 48px);
}

.page-news .news-tl-aside {
  display: none;
}

.page-news .news-tl-figure {
  margin: 0;
  border: 1px solid var(--line-dark);
  border-radius: 24px var(--cut) 24px var(--cut);
  overflow: hidden;
  background: linear-gradient(180deg, var(--deep-sea), var(--ink-black));
}

.page-news .news-tl-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  opacity: .82;
}

.page-news .news-tl-cap {
  display: block;
  padding: 10px 12px;
  font-size: 12px;
  color: var(--graphite);
  border-top: 1px solid var(--line-dark);
}

.page-news .news-week + .news-week {
  margin-top: clamp(36px, 5vw, 56px);
}

.page-news .news-week-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding-bottom: 14px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line-dark-strong);
}

.page-news .news-week-head h3 {
  margin: 0;
  font-size: 1.2rem;
  color: var(--paper);
}

.page-news .news-week-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 5px rgba(255, 194, 75, .14);
}

.page-news .news-week-meta {
  font-size: 12px;
  color: var(--graphite);
  margin-left: auto;
}

.page-news .news-items {
  list-style: none;
  margin: 0;
  padding: 0 0 0 24px;
  border-left: 1px solid var(--line-dark-strong);
}

.page-news .news-item {
  position: relative;
  padding-bottom: 22px;
  scroll-margin-top: calc(var(--header-h) + 76px);
}

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

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: -24px;
  top: 26px;
  width: 10px;
  height: 10px;
  margin-left: -6px;
  box-sizing: border-box;
  border-radius: 50%;
  border: 2px solid var(--amber);
  background: var(--ink-black);
}

.page-news .news-card {
  padding: 20px 20px 22px;
  border: 1px solid var(--line-dark);
  border-radius: 4px 18px 4px 18px;
  background: linear-gradient(160deg, rgba(18, 32, 58, .78), rgba(11, 18, 32, .82));
  transition: border-color .3s var(--ease), transform .3s var(--ease), background-color .3s var(--ease);
}

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

.page-news .news-item-meta {
  margin: 0;
  gap: 8px;
}

.page-news .news-item-code {
  font-size: 12px;
  color: var(--graphite);
  align-self: center;
}

.page-news .news-item-text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(246, 248, 251, .74);
  max-width: 46ch;
}

/* ---------- 版次资料 ---------- */
.page-news .news-release-card {
  position: relative;
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid var(--line-dark-strong);
  border-radius: var(--cut) 36px var(--cut) 36px;
  background:
    linear-gradient(140deg, rgba(31, 91, 255, .24), transparent 52%),
    linear-gradient(180deg, var(--deep-sea), var(--midnight) 62%, var(--ink-black));
  overflow: hidden;
}

.page-news .news-release-body {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  grid-template-columns: 1fr;
  margin-top: clamp(26px, 4vw, 40px);
}

.page-news .news-release-figure {
  margin: 0;
  border: 1px solid var(--line-dark);
  border-radius: 20px var(--cut) 20px var(--cut);
  overflow: hidden;
  background: var(--ink-black);
}

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

.page-news .news-release-cap {
  display: block;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--graphite);
  border-top: 1px solid var(--line-dark);
}

.page-news .news-release-parts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-news .news-part {
  padding: 18px 20px;
  border: 1px solid var(--line-dark);
  border-left: 3px solid var(--electric);
  border-radius: 0 14px 0 14px;
  background: rgba(11, 18, 32, .6);
}

.page-news .news-part-code {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--electric);
}

.page-news .news-part h3 {
  margin: 8px 0 0;
  color: var(--paper);
}

.page-news .news-part p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(246, 248, 251, .72);
}

/* ---------- 修订记录（纸白区） ---------- */
.page-news .news-history {
  background: var(--paper);
  color: var(--ink);
  padding: clamp(28px, 4vw, 48px);
  border-radius: 4px 28px 4px 28px;
  border-top: 1px solid var(--line);
}

.page-news .news-label-dark {
  color: var(--tech-blue);
}

.page-news .news-history h2 {
  color: var(--ink);
}

.page-news .news-history-lead {
  color: #3d4658;
  max-width: 62ch;
}

.page-news .news-history-list {
  list-style: none;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
}

.page-news .news-history-list li {
  display: grid;
  gap: 6px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-history-list li:first-child {
  border-top: 1px solid var(--line);
}

.page-news .news-hist-code {
  font-size: 13px;
  color: var(--tech-blue);
  font-weight: 700;
}

.page-news .news-history-list p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: #3d4658;
}

/* ---------- 回访与入口 ---------- */
.page-news .news-revisit-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  grid-template-columns: 1fr;
}

.page-news .news-routes {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.page-news .news-route {
  display: block;
  padding: 20px 20px 22px;
  border: 1px solid var(--line-dark-strong);
  border-radius: 4px 18px 4px 18px;
  text-decoration: none;
  color: var(--paper);
  background: rgba(11, 18, 32, .55);
  transition: border-color .3s var(--ease), transform .3s var(--ease);
}

.page-news .news-route:hover,
.page-news .news-route:focus-visible {
  border-color: var(--electric);
  transform: translateY(-2px);
}

.page-news .news-route h3 {
  margin: 8px 0 0;
  font-size: 1.05rem;
}

.page-news .news-route p {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: rgba(246, 248, 251, .7);
}

.page-news .news-route-code {
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--electric);
}

.page-news .news-route--home {
  border-left: 3px solid var(--coral);
}

.page-news .news-route--home .news-route-code {
  color: var(--coral);
}

/* ---------- 响应式 ---------- */
@media (max-width: 959px) {
  .page-news .news-rail {
    position: static;
    flex-direction: row;
    align-items: center;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--line-dark);
  }

  .page-news .news-rail .index-rail-title,
  .page-news .news-rail-note {
    display: none;
  }

  .page-news .news-sticky-bar {
    position: static;
    margin-top: calc(clamp(36px, 5vw, 64px) * -1 + 16px);
  }
}

@media (min-width: 720px) {
  .page-news .news-hero-stats {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news .news-history-list li {
    grid-template-columns: 190px 1fr;
    gap: 24px;
    align-items: baseline;
  }

  .page-news .news-types {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    column-gap: 32px;
  }

  .page-news .news-type:first-child {
    border-top: 1px solid var(--line-dark);
  }
}

@media (min-width: 900px) {
  .page-news .news-filter-grid {
    grid-template-columns: 7fr 5fr;
  }

  .page-news .news-tl-head {
    grid-template-columns: 5fr 7fr;
  }

  .page-news .news-release-body {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-news .news-revisit-grid {
    grid-template-columns: 5fr 7fr;
    align-items: start;
  }

  .page-news .news-routes {
    grid-template-columns: repeat(6, 1fr);
  }

  .page-news .news-route--wide {
    grid-column: span 3;
  }

  .page-news .news-route:not(.news-route--wide) {
    grid-column: span 2;
  }
}

@media (min-width: 960px) {
  .page-news .news-tl-grid {
    grid-template-columns: minmax(180px, 250px) 1fr;
    align-items: start;
  }

  .page-news .news-tl-aside {
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 88px);
  }

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

@media (min-width: 1100px) {
  .page-news .news-types {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

  .page-news .news-card:hover,
  .page-news .news-route:hover,
  .page-news .news-route:focus-visible {
    transform: none;
  }

  .page-news .news-week-dot {
    box-shadow: none;
  }
}