/* ===== 最新动态页 ===== */
.page-news {
  --news-accent: var(--color-primary);
  --news-ink-soft: rgba(58, 58, 58, 0.74);
  --news-line-soft: rgba(245, 241, 232, 0.14);
  --news-paper: var(--color-paper);
  --news-navy: var(--color-navy);
  --news-gold: var(--color-gold);
  --news-sage: var(--color-sage);
  --news-sage-light: var(--color-sage-light);

  background: var(--news-paper);
  color: var(--color-ink);
  padding: 0 0 4rem;
  overflow-x: clip;
}

/* —— 面包屑 —— */
.page-news .breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-muted);
  padding: 1.25rem 1.25rem 0;
  max-width: var(--content-max);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.page-news .breadcrumb a {
  color: var(--color-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.page-news .breadcrumb a:hover {
  color: var(--color-primary);
}

/* —— Hero —— */
.page-news .news-hero {
  position: relative;
  background:
    linear-gradient(135deg, transparent 25%, rgba(255, 255, 255, 0.045) 25%, rgba(255, 255, 255, 0.045) 50%, transparent 50%, transparent 75%, rgba(255, 255, 255, 0.045) 75%),
    var(--news-navy);
  background-size: 28px 28px;
  color: #fff;
  padding: 2.5rem 1.25rem 3.25rem;
  clip-path: polygon(0 0, calc(100% - 1rem) 0, 100% 1rem, 100% 100%, 0 100%);
  max-width: var(--content-max);
  margin: 1rem auto 0;
}
.page-news .news-hero__inner {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.page-news .news-hero__text .mono-label {
  color: var(--color-primary);
  letter-spacing: 0.12em;
  margin-bottom: 0.75rem;
}
.page-news .news-hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 9vw, 5rem);
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.02em;
  line-height: 0.95;
  margin: 0 0 1rem;
  color: #fff;
}
.page-news .news-hero__subtitle {
  color: rgba(245, 241, 232, 0.82);
  font-size: 1rem;
  line-height: 1.8;
  max-width: 36em;
  margin: 0;
}
.page-news .news-hero__badge {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.625rem;
}
.page-news .news-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: #fff;
  background: rgba(123, 158, 119, 0.18);
  border: 1px solid rgba(123, 158, 119, 0.5);
  padding: 0.4375rem 0.875rem;
}
.page-news .news-status__dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--color-sage);
  box-shadow: 0 0 0 3px rgba(123, 158, 119, 0.25);
}
.page-news .news-hero__release-count {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-gold);
  border: 1px solid rgba(184, 135, 90, 0.55);
  padding: 0.25rem 0.625rem;
  letter-spacing: 0.04em;
}

/* —— 斜线分隔带 —— */
.page-news .news-divider {
  height: 2rem;
  margin: 0;
  background:
    repeating-linear-gradient(135deg, var(--news-navy) 0 8px, var(--color-primary) 8px 14px, var(--news-paper) 14px 22px);
  border-top: 3px solid var(--color-primary);
}

/* —— 整体布局 —— */
.page-news .news-layout {
  max-width: var(--content-max);
  margin-inline: auto;
  padding: 1.5rem 1.25rem 0;
  display: block;
}

/* —— 左侧索引 —— */
.page-news .news-index {
  position: relative;
  background: var(--news-navy);
  color: #fff;
  padding: 1.25rem 1.25rem 1.5rem;
  margin-bottom: 1.75rem;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}
.page-news .news-index__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(245, 241, 232, 0.6);
  margin: 0 0 0.875rem;
}
.page-news .news-index__list {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
}
.page-news .news-index__item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.875rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(245, 241, 232, 0.85);
  text-decoration: none;
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(245, 241, 232, 0.14);
  transition: border-color var(--transition), color var(--transition);
}
.page-news .news-index__item:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.page-news .news-index__num {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--color-primary);
}
.page-news .news-index__count {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--color-gold);
}
.page-news .news-index__note {
  margin-top: 1rem;
  background: rgba(255, 255, 255, 0.06);
  padding: 0.875rem 1rem;
  font-size: 0.8125rem;
  line-height: 1.7;
  color: rgba(245, 241, 232, 0.72);
}
.page-news .news-index__note .mono-label {
  color: var(--color-gold);
  margin-bottom: 0.375rem;
}

/* —— 右侧条目流 —— */
.page-news .news-stream {
  min-width: 0;
}

/* —— 章节通用 —— */
.page-news .news-section {
  margin-bottom: 3.5rem;
}
.page-news .news-section__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.75rem;
  border-bottom: 2px solid var(--color-ink);
  padding-bottom: 0.5rem;
  margin-bottom: 0.5rem;
}
.page-news .news-section__index {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
}
.page-news .news-section__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 700;
  font-style: italic;
  letter-spacing: 0.02em;
  margin: 0;
  color: var(--color-ink);
}
.page-news .news-section__tag {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-navy);
  background: var(--news-sage-light);
  padding: 0.25rem 0.625rem;
  clip-path: polygon(4px 0, 100% 0, calc(100% - 4px) 100%, 0 100%);
}
.page-news .news-section__desc {
  color: var(--news-ink-soft);
  margin: 0 0 1.25rem;
  font-size: 0.95rem;
  line-height: 1.7;
}
.page-news .news-section__desc a {
  color: var(--color-primary);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.page-news .news-section__desc a:hover {
  color: var(--news-navy);
}

/* —— 最新发布主图 —— */
.page-news .news-release__hero {
  width: 100%;
  height: auto;
  max-height: 20rem;
  object-fit: cover;
  margin-bottom: 1.25rem;
  border-left: 4px solid var(--color-primary);
}

/* —— 新闻卡片 —— */
.page-news .news-card {
  position: relative;
  background:
    linear-gradient(135deg, transparent 12px, var(--news-sage-light) 0);
  padding: 1.25rem 1.25rem 1.25rem 1.5rem;
  margin-bottom: 1rem;
  transition: filter var(--transition);
}
.page-news .news-card:hover {
  filter: brightness(0.97);
}
.page-news .news-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--color-muted);
  transition: background var(--transition);
}
.page-news .news-card:hover::before {
  background: var(--color-primary);
}
.page-news .news-card--featured::before {
  background: var(--color-primary);
}
.page-news .news-card--featured {
  background:
    linear-gradient(135deg, transparent 12px, rgba(228, 122, 84, 0.1) 0),
    var(--news-sage-light);
}
.page-news .news-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}
.page-news .news-card__tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-navy);
  background: var(--news-paper);
  padding: 0.25rem 0.625rem;
  letter-spacing: 0.02em;
}
.page-news .news-card__time {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-muted);
  white-space: nowrap;
}
.page-news .news-card__title {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.45;
  margin: 0 0 0.5rem;
  color: var(--color-ink);
}
.page-news .news-card__summary {
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--news-ink-soft);
  margin: 0 0 0.75rem;
}
.page-news .news-card__fresh {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-sage);
}
.page-news .news-card__fresh-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--color-sage);
  box-shadow: 0 0 0 3px rgba(123, 158, 119, 0.18);
}

/* —— 版本记录 —— */
.page-news .news-version-flex {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.page-news .news-version__img {
  width: 100%;
  height: auto;
  max-height: 24rem;
  object-fit: cover;
  border-top: 4px solid var(--color-primary);
}
.page-news .news-timeline {
  flex: 1;
  min-width: 0;
}
.page-news .news-timeline__item {
  margin-bottom: 0.875rem;
  background: var(--news-sage-light);
  border-left: 4px solid var(--color-primary);
}
.page-news .news-timeline__item[open] {
  border-left-color: var(--color-gold);
}
.page-news .news-timeline__item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.625rem;
  padding: 1rem 1.25rem;
}
.page-news .news-timeline__item summary::-webkit-details-marker {
  display: none;
}
.page-news .news-timeline__item summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--color-primary);
}
.page-news .news-timeline__item[open] summary::after {
  content: "−";
}
.page-news .news-timeline__ver {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  font-style: italic;
  color: var(--color-navy);
  min-width: 3.25rem;
  line-height: 1;
}
.page-news .news-timeline__name {
  flex: 1;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-ink);
  min-width: 8rem;
}
.page-news .news-timeline__state {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-sage);
  border: 1px solid currentColor;
  padding: 0.125rem 0.5rem;
}
.page-news .news-timeline__item p {
  margin: 0;
  padding: 0 1.25rem 1.25rem;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--news-ink-soft);
}

/* —— 数据覆盖报告 —— */
.page-news .news-coverage__stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.875rem;
  margin-bottom: 1.25rem;
}
.page-news .news-coverage__stat {
  background:
    linear-gradient(135deg, transparent 10px, var(--news-sage-light) 0);
  padding: 1.25rem 1rem;
  text-align: center;
  border-top: 3px solid var(--color-primary);
}
.page-news .news-coverage__stat .mono-label {
  display: block;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
}
.page-news .stat__value {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  font-style: italic;
  color: var(--color-navy);
  line-height: 1.1;
}
.page-news .stat__unit {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-muted);
  margin-left: 0.25rem;
}
.page-news .news-coverage__sub {
  font-size: 0.8125rem;
  color: var(--news-ink-soft);
}
.page-news .news-coverage__img {
  width: 100%;
  height: auto;
  max-height: 22rem;
  object-fit: cover;
  margin: 0 0 1.25rem;
  border-right: 4px solid var(--color-primary);
}
.page-news .news-coverage__table-wrap {
  background:
    linear-gradient(135deg, transparent 14px, var(--news-sage-light) 0);
  padding: 1.25rem 1.25rem 1rem;
}
.page-news .news-coverage__table-wrap .data-table {
  width: 100%;
  border-collapse: collapse;
}
.page-news .data-table caption {
  text-align: left;
  padding-bottom: 0.75rem;
  color: var(--color-muted);
}
.page-news .data-table th,
.page-news .data-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-line);
  text-align: left;
  font-size: 0.9rem;
}
.page-news .data-table th {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  font-weight: 600;
}
.page-news .data-table tr:last-child th,
.page-news .data-table tr:last-child td {
  border-bottom: none;
}
.page-news .news-coverage__ok {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-sage);
}

/* —— 订阅更新 —— */
.page-news .news-subscribe {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  background:
    linear-gradient(135deg, transparent 25%, rgba(255, 255, 255, 0.045) 25%, rgba(255, 255, 255, 0.045) 50%, transparent 50%, transparent 75%, rgba(255, 255, 255, 0.045) 75%),
    var(--news-navy);
  background-size: 26px 26px;
  color: #fff;
  padding: 1.5rem;
  position: relative;
}
.page-news .news-subscribe__img {
  width: 100%;
  height: auto;
  max-height: 12rem;
  object-fit: cover;
  border-bottom: 3px solid var(--color-primary);
}
.page-news .news-subscribe__body {
  flex: 1;
  min-width: 0;
}
.page-news .news-subscribe__body .mono-label {
  color: var(--color-gold);
}
.page-news .news-subscribe__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  font-style: italic;
  margin: 0.5rem 0 0.75rem;
  color: #fff;
}
.page-news .news-subscribe__desc {
  color: rgba(245, 241, 232, 0.82);
  font-size: 0.9rem;
  line-height: 1.75;
  margin: 0 0 1rem;
}
.page-news .news-subscribe .btn--primary {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  padding: 0.75rem 1.5rem;
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  transition: background var(--transition);
}
.page-news .news-subscribe .btn--primary:hover {
  background: var(--color-gold);
}
.page-news .news-subscribe__note {
  font-size: 0.8rem;
  line-height: 1.6;
  color: rgba(245, 241, 232, 0.55);
  margin: 0.75rem 0 0;
}

/* ===== 桌面端适配 ===== */
@media (min-width: 48rem) {
  .page-news .news-hero {
    padding: 3.5rem 2.5rem 4rem;
    margin-top: 1.25rem;
  }
  .page-news .news-hero__inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
    gap: 3rem;
  }
  .page-news .news-hero__title {
    font-size: clamp(3rem, 6vw, 4.75rem);
  }
  .page-news .news-hero__badge {
    flex-shrink: 0;
  }
  .page-news .news-layout {
    padding: 2.25rem 1.25rem 0;
  }
  .page-news .news-release__hero {
    max-height: 26rem;
  }
  .page-news .news-coverage__stats {
    grid-template-columns: repeat(3, 1fr);
  }
  .page-news .news-version-flex {
    flex-direction: row;
    align-items: stretch;
  }
  .page-news .news-version__img {
    flex: 0 0 220px;
    max-height: none;
    align-self: stretch;
    object-fit: cover;
  }
  .page-news .news-subscribe {
    flex-direction: row;
    align-items: center;
    padding: 2rem;
  }
  .page-news .news-subscribe__img {
    flex: 0 0 36%;
    max-height: none;
    align-self: stretch;
    object-fit: cover;
    border-bottom: none;
    border-right: 3px solid var(--color-primary);
  }
}

@media (min-width: 56rem) {
  .page-news .breadcrumb {
    padding: 1.5rem 1.25rem 0;
  }
  .page-news .news-layout {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
    padding-top: 3rem;
  }
  .page-news .news-index {
    position: sticky;
    top: calc(var(--header-height) + 1rem);
    margin-bottom: 0;
    display: block;
  }
  .page-news .news-index__list {
    display: block;
    overflow: visible;
  }
  .page-news .news-index__item {
    display: flex;
    justify-content: space-between;
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--news-line-soft);
    padding: 0.75rem 0.25rem;
    border-radius: 0;
  }
  .page-news .news-index__note {
    margin-top: 1.5rem;
  }
  .page-news .news-section {
    margin-bottom: 4.5rem;
  }
  .page-news .news-section__title {
    font-size: 2.25rem;
  }
}