.page-news {
  --news-card-bg: rgba(5, 18, 31, 0.55);
  --news-card-bg-hover: rgba(5, 18, 31, 0.8);
  --news-indigo-bright: #6E7BFF;
  --news-teal-bright: #2FBFA8;
  padding-bottom: 96px;
  color: var(--mist);
  font-family: var(--font-sans);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: calc(var(--header-h) + 34px) 0 60px;
  background:
    radial-gradient(1100px 520px at 10% -12%, rgba(53, 230, 224, 0.15), transparent 70%),
    radial-gradient(900px 460px at 92% -4%, rgba(242, 184, 75, 0.11), transparent 72%),
    linear-gradient(180deg, var(--abyss) 0%, #07182A 100%);
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 40px;
}

.page-news .news-hero__intro {
  min-width: 0;
}

.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 22px;
  font-size: 13px;
  color: var(--fog);
}

.page-news .breadcrumb a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 224, 0.35);
}

.page-news .breadcrumb a:hover {
  border-bottom-color: var(--cyan);
}

.page-news .news-hero h1 {
  max-width: 19ch;
  margin: 0 0 20px;
  font-size: clamp(30px, 4.6vw, 52px);
  line-height: 1.14;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--mist);
  text-shadow: 0 0 22px rgba(53, 230, 224, 0.3);
}

.page-news .news-hero .lede {
  max-width: 46ch;
  margin: 0 0 30px;
  font-size: 17px;
  line-height: 1.8;
  color: var(--fog);
}

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

.page-news .news-hero__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
  margin: 34px 0 0;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}

.page-news .news-hero__facts dt {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--fog);
}

.page-news .news-hero__facts dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: 0.02em;
  color: var(--gold);
}

.page-news .news-hero__figure {
  position: relative;
  margin: 0;
  padding: 16px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-line);
  background: var(--glass);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.page-news .news-hero__figure .frame-label {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--radius-md);
  object-fit: cover;
}

.page-news .news-hero__figure figcaption {
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--fog);
}

/* ---------- 节奏轴 ---------- */
.page-news .news-rhythm {
  padding: 66px 0 70px;
  background: linear-gradient(180deg, #07182A 0%, var(--trench) 100%);
}

.page-news .news-rhythm__head {
  max-width: 60ch;
  margin-bottom: 34px;
}

.page-news .news-rhythm__head p {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--fog);
}

.page-news .rhythm-track {
  list-style: none;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(210px, 1fr);
  gap: 18px;
  margin: 0;
  padding: 0 2px 10px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}

.page-news .rhythm-node {
  position: relative;
  padding-top: 40px;
  scroll-snap-align: start;
}

.page-news .rhythm-node::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, rgba(53, 230, 224, 0.5), rgba(53, 230, 224, 0.05));
}

.page-news .rhythm-node::after {
  content: "";
  position: absolute;
  top: 5px;
  left: 0;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 16px rgba(53, 230, 224, 0.8);
}

.page-news .rhythm-node--indigo::before {
  background: linear-gradient(90deg, rgba(110, 123, 255, 0.55), rgba(110, 123, 255, 0.05));
}
.page-news .rhythm-node--indigo::after {
  background: var(--news-indigo-bright);
  box-shadow: 0 0 16px rgba(110, 123, 255, 0.8);
}
.page-news .rhythm-node--teal::before {
  background: linear-gradient(90deg, rgba(47, 191, 168, 0.55), rgba(47, 191, 168, 0.05));
}
.page-news .rhythm-node--teal::after {
  background: var(--news-teal-bright);
  box-shadow: 0 0 16px rgba(47, 191, 168, 0.8);
}
.page-news .rhythm-node--gold::before {
  background: linear-gradient(90deg, rgba(242, 184, 75, 0.55), rgba(242, 184, 75, 0.05));
}
.page-news .rhythm-node--gold::after {
  background: var(--gold);
  box-shadow: 0 0 16px rgba(242, 184, 75, 0.8);
}

.page-news .rhythm-node a {
  display: grid;
  gap: 6px;
  padding: 18px 18px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-line);
  background: var(--news-card-bg);
  text-decoration: none;
  color: inherit;
  transition: transform 0.24s var(--ease), background 0.24s var(--ease);
}

.page-news .rhythm-node a:hover {
  transform: translateY(-3px);
  background: var(--news-card-bg-hover);
}

.page-news .rhythm-index {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-news .rhythm-time {
  font-size: 13px;
  color: var(--fog);
}

.page-news .rhythm-label {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--mist);
}

.page-news .rhythm-legend {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: center;
  margin-top: 42px;
  padding: 26px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-line);
  background: var(--glass);
}

.page-news .rhythm-legend__copy h3 {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 700;
  color: var(--mist);
}

.page-news .rhythm-legend__copy > p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--fog);
}

.page-news .rhythm-legend__list {
  list-style: none;
  display: grid;
  gap: 14px;
  margin: 20px 0 0;
  padding: 0;
}

.page-news .rhythm-legend__list li {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.page-news .rhythm-legend__list strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--mist);
}

.page-news .rhythm-legend__list em {
  display: block;
  margin-top: 3px;
  font-style: normal;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--fog);
}

.page-news .swatch {
  width: 14px;
  height: 14px;
  margin-top: 4px;
  border-radius: 5px;
  background: currentColor;
  box-shadow: 0 0 12px currentColor;
}

.page-news .swatch--indigo { color: var(--news-indigo-bright); }
.page-news .swatch--cyan { color: var(--cyan); }
.page-news .swatch--gold { color: var(--gold); }
.page-news .swatch--teal { color: var(--news-teal-bright); }

.page-news .rhythm-legend__figure {
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--glass-line);
}

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

/* ---------- 内容分区通用 ---------- */
.page-news .news-block {
  padding: 72px 0;
}

.page-news .news-block.zone-indigo {
  background: linear-gradient(180deg, var(--trench) 0%, var(--indigo) 120%);
}

.page-news .news-block.zone-trench {
  background: linear-gradient(180deg, var(--abyss) 0%, var(--trench) 100%);
}

.page-news .news-block.zone-teal {
  background: linear-gradient(180deg, var(--trench) 0%, var(--deep-teal) 100%);
}

.page-news .news-block.zone-wine {
  background: linear-gradient(180deg, var(--deep-teal) 0%, var(--wine) 100%);
}

.page-news .news-block__head {
  max-width: 58ch;
  margin-bottom: 34px;
}

.page-news .news-block__head p {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--fog);
}

/* ---------- 版本发布卡 ---------- */
.page-news .release-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
}

.page-news .release-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-line);
  background: var(--news-card-bg);
  transition: transform 0.24s var(--ease), background 0.24s var(--ease);
}

.page-news .release-card:hover {
  transform: translateY(-3px);
  background: var(--news-card-bg-hover);
}

.page-news .release-card summary {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 22px 46px 22px 26px;
  cursor: pointer;
  list-style: none;
}

.page-news .release-card summary::-webkit-details-marker {
  display: none;
}

.page-news .release-card summary::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--news-indigo-bright);
  box-shadow: 0 0 14px rgba(110, 123, 255, 0.6);
}

.page-news .release-card summary::after {
  content: "+";
  position: absolute;
  top: 20px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 20px;
  line-height: 1;
  color: var(--gold);
  transition: transform 0.24s var(--ease);
}

.page-news .release-card[open] summary::after {
  transform: rotate(45deg);
}

.page-news .release-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .release-meta .num {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-news .release-title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--mist);
}

.page-news .release-card__body {
  padding: 0 26px 24px;
  border-top: 1px solid var(--line);
  margin-top: 2px;
  padding-top: 16px;
}

.page-news .release-card__body p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--fog);
}

.page-news .release-card__body p:last-child {
  margin-bottom: 0;
}

.page-news .release-link {
  color: var(--cyan);
  font-size: 14.5px;
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 230, 224, 0.35);
}

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

/* ---------- 调整记录 ---------- */
.page-news .record-list {
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin: 0;
  padding: 0;
}

.page-news .record-item {
  position: relative;
  padding: 22px 22px 22px 26px;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-line);
  border-left: 3px solid var(--cyan);
  background: var(--news-card-bg);
}

.page-news .record-item--gold {
  border-left-color: var(--gold);
}

.page-news .record-item .meta-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--fog);
}

.page-news .record-item .num {
  font-family: var(--font-mono);
  color: var(--gold);
}

.page-news .record-item h3 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--mist);
}

.page-news .record-item p:not(.meta-line) {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--fog);
}

/* ---------- 帮助文档更新 ---------- */
.page-news .docs-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
}

.page-news .docs-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-line);
}

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

.page-news .docs-list {
  list-style: none;
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  counter-reset: docs;
}

.page-news .docs-list li {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  padding: 18px 20px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-line);
  background: var(--news-card-bg);
}

.page-news .docs-list .num {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--gold);
  padding-top: 3px;
}

.page-news .docs-list h3 {
  margin: 0 0 6px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--mist);
}

.page-news .docs-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--fog);
}

/* ---------- 专题系列 ---------- */
.page-news .topic-grid {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(280px, 86%);
  gap: 20px;
  overflow-x: auto;
  padding-bottom: 14px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  scroll-snap-align: start;
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-line);
  background: rgba(5, 18, 31, 0.5);
  overflow: hidden;
}

.page-news .topic-card__figure {
  margin: 0;
  border-bottom: 1px solid var(--glass-line);
}

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

.page-news .topic-card__glyph {
  height: 132px;
  background:
    radial-gradient(240px 120px at 22% 30%, rgba(53, 230, 224, 0.35), transparent 70%),
    radial-gradient(240px 130px at 82% 70%, rgba(242, 184, 75, 0.32), transparent 72%),
    linear-gradient(120deg, var(--wine), var(--indigo));
  border-bottom: 1px solid var(--glass-line);
}

.page-news .topic-card__body {
  padding: 24px 24px 26px;
  display: grid;
  gap: 12px;
}

.page-news .topic-card__body .meta-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
}

.page-news .topic-card__body .num {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-news .topic-card h3 {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--mist);
}

.page-news .topic-card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--fog);
}

.page-news .topic-points {
  list-style: none;
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.page-news .topic-points li {
  position: relative;
  padding-left: 16px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .topic-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(53, 230, 224, 0.7);
}

.page-news .topic-link {
  align-self: start;
  margin-top: 4px;
  padding: 11px 20px;
  border-radius: 999px;
  border: 1px solid var(--glass-line);
  background: transparent;
  color: var(--cyan);
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.24s var(--ease), transform 0.24s var(--ease);
}

.page-news .topic-link:hover {
  background: rgba(53, 230, 224, 0.12);
  transform: translateY(-2px);
}

/* ---------- 尾部行动 ---------- */
.page-news .news-cta {
  padding: 72px 0 0;
}

.page-news .news-cta__inner {
  display: grid;
  gap: 22px;
  padding: 34px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-line);
  background: linear-gradient(120deg, rgba(30, 42, 107, 0.9), rgba(74, 16, 48, 0.8));
  box-shadow: var(--shadow-soft);
}

.page-news .news-cta__inner h2 {
  margin: 10px 0 12px;
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--mist);
}

.page-news .news-cta__inner p {
  margin: 0;
  max-width: 48ch;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--fog);
}

.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-hero__facts {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-hero {
    padding: calc(var(--header-h) + 54px) 0 76px;
  }

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

  .page-news .rhythm-legend {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    padding: 30px 32px;
  }

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

  .page-news .docs-layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 34px;
    align-items: start;
  }

  .page-news .topic-grid {
    grid-auto-flow: row;
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    grid-auto-columns: auto;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .topic-card--lead {
    flex-direction: column;
  }

  .page-news .news-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 40px 42px;
  }
}

@media (min-width: 1180px) {
  .page-news .release-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .rhythm-track {
    grid-auto-columns: minmax(0, 1fr);
    overflow-x: visible;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .release-card,
  .page-news .rhythm-node a,
  .page-news .topic-link {
    transition: none;
  }

  .page-news .release-card:hover,
  .page-news .rhythm-node a:hover,
  .page-news .topic-link:hover {
    transform: none;
  }
}