.page-news {
  background-color: var(--color-surface);
  color: var(--color-ink);
}

/* ============ 首屏 ============ */
.page-news .news-hero {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-6) var(--section-y);
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, var(--color-contrast-line) 1px, transparent 0);
  background-size: 28px 28px;
  opacity: 0.75;
  pointer-events: none;
}

.page-news .news-hero > .container {
  position: relative;
}

.page-news .news-hero .breadcrumbs {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--color-contrast-ink) 55%, transparent);
  margin-bottom: var(--space-6);
}

.page-news .news-hero .breadcrumbs a {
  color: var(--color-contrast-accent);
  text-decoration: none;
  border-bottom: 1px dotted currentColor;
}

.page-news .news-hero .breadcrumbs a:hover,
.page-news .news-hero .breadcrumbs a:focus-visible {
  color: var(--color-contrast-ink);
  border-bottom-style: solid;
}

.page-news .news-hero__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-contrast-accent);
  margin: 0 0 var(--space-3);
}

.page-news .news-hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: 900;
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
  margin: 0 0 var(--space-4);
  max-width: 15ch;
}

.page-news .news-hero__lead {
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 80%, transparent);
  margin: 0;
}

/* 刻度带 */
.page-news .news-scale {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
  margin-block: var(--space-8);
  padding-block: var(--space-3);
  border-top: 1px dotted var(--color-contrast-line);
  border-bottom: 1px dotted var(--color-contrast-line);
}

.page-news .news-scale__item {
  display: grid;
  gap: 2px;
  padding-left: var(--space-2);
  border-left: 1px solid var(--color-contrast-line);
}

.page-news .news-scale__num {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: 700;
  line-height: 1;
  color: var(--color-contrast-accent);
  font-variant-numeric: tabular-nums;
}

.page-news .news-scale__plus {
  font-size: var(--text-lg);
  vertical-align: super;
}

.page-news .news-scale__label {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-contrast-ink);
}

.page-news .news-scale__sub {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: color-mix(in srgb, var(--color-contrast-ink) 52%, transparent);
}

/* 专题坐标条 */
.page-news .news-coords {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background-color: var(--color-contrast-line);
  border: 1px solid var(--color-contrast-line);
}

.page-news .news-coords__item {
  display: grid;
  gap: 2px;
  padding: var(--space-2);
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  text-decoration: none;
  transition: background-color 160ms ease, color 160ms ease;
}

.page-news .news-coords__item:hover,
.page-news .news-coords__item:focus-visible {
  background-color: var(--color-primary);
  color: var(--color-primary-ink);
}

.page-news .news-coords__code {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-contrast-accent);
}

.page-news .news-coords__item:hover .news-coords__code,
.page-news .news-coords__item:focus-visible .news-coords__code {
  color: var(--color-primary-ink);
}

.page-news .news-coords__name {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 600;
}

.page-news .news-hero__figure {
  margin: var(--space-8) 0 0;
}

/* ============ 专题列表 ============ */
.page-news .news-topics {
  padding-block: var(--section-y);
  background-color: var(--color-surface);
  background-image: radial-gradient(circle at 1px 1px, var(--color-line) 1px, transparent 0);
  background-size: 26px 26px;
}

.page-news .news-topics .section-head {
  margin-bottom: var(--space-6);
}

.page-news .news-topic {
  padding-block: var(--space-6);
  border-top: 1px dotted var(--color-line);
  scroll-margin-top: 96px;
}

.page-news .news-topic:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.page-news .news-topic__head {
  display: grid;
  grid-template-columns: calc(var(--space-6) + var(--space-1)) minmax(0, 1fr);
  gap: var(--space-3);
  align-items: start;
}

.page-news .news-topic__index {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: 800;
  line-height: 1;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}

.page-news .news-topic__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  color: var(--color-ink-muted);
  margin: 0 0 var(--space-1);
}

.page-news .news-topic__title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: var(--leading-heading);
  color: var(--color-ink);
  margin: 0 0 var(--space-2);
}

.page-news .news-topic__lead {
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  margin: 0;
}

.page-news .news-topic__body {
  margin-top: var(--space-4);
  display: grid;
  gap: var(--space-4);
}

.page-news .news-topic__figure {
  margin: 0;
}

/* 要点清单 */
.page-news .news-points {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
  max-width: var(--measure);
}

.page-news .news-points li {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  padding-left: var(--space-3);
  border-left: 1px solid var(--color-highlight);
}

.page-news .news-points__key {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent);
  margin-right: 0.3em;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

/* 当期条目 */
.page-news .news-entries {
  display: grid;
  gap: var(--space-2);
}

.page-news .news-entry {
  border: 1px solid var(--color-line);
  border-left-width: 3px;
  background-color: var(--color-surface);
  transition: border-color 160ms ease, background-color 160ms ease;
}

.page-news .news-entry:hover {
  border-color: var(--color-primary);
}

.page-news .news-entry[open] {
  border-color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

.page-news .news-entry > summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-1) var(--space-2);
  padding: var(--space-2) var(--space-3);
  cursor: pointer;
  list-style: none;
}

.page-news .news-entry > summary::-webkit-details-marker {
  display: none;
}

.page-news .news-entry__code {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}

.page-news .news-entry__title {
  flex: 1 1 200px;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: 1.35;
  color: var(--color-ink);
}

.page-news .news-entry__body {
  margin: 0 var(--space-3) var(--space-3);
  padding-top: var(--space-2);
  border-top: 1px dotted var(--color-line);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-news .news-entry__body p {
  margin: 0;
}

/* 延伸入口 */
.page-news .news-topic__more {
  max-width: var(--measure);
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-muted);
}

.page-news .news-topic__more a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 4px;
  transition: color 160ms ease, text-decoration-style 160ms ease;
}

.page-news .news-topic__more a:hover,
.page-news .news-topic__more a:focus-visible {
  color: var(--color-accent);
  text-decoration-style: solid;
}

/* ============ 索引表 ============ */
.page-news .news-index {
  padding-block: var(--section-y);
  background-color: var(--color-surface-alt);
  border-top: 1px dotted var(--color-line);
}

.page-news .news-index .section-head {
  margin-bottom: var(--space-4);
}

.page-news .news-index__scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-news .news-index__caption {
  caption-side: top;
  text-align: left;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
  padding-bottom: var(--space-2);
}

.page-news .news-index__table {
  min-width: 720px;
}

.page-news .news-index__table td a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px dotted currentColor;
}

.page-news .news-index__table td a:hover,
.page-news .news-index__table td a:focus-visible {
  color: var(--color-accent);
  border-bottom-style: solid;
}

.page-news .news-index__table tbody th.num {
  color: var(--color-primary);
}

.page-news .news-index__foot {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  padding-left: var(--space-3);
  border-left: 1px solid var(--color-highlight);
}

/* ============ 响应式 ============ */
@media (min-width: 700px) {
  .page-news .news-scale {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-news .news-coords {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-news .news-hero {
    padding-block: var(--space-8) var(--section-y-lg);
  }

  .page-news .news-coords {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-news .news-topic__head {
    grid-template-columns: calc(var(--space-6) + var(--space-4)) minmax(0, 1fr);
    gap: var(--space-4);
  }

  .page-news .news-topic__index {
    font-size: var(--text-4xl);
  }

  .page-news .news-topic__body {
    padding-left: calc(var(--space-6) + var(--space-4));
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-6);
  }

  .page-news .news-topic__title {
    font-size: var(--text-3xl);
  }
}

@media (min-width: 1240px) {
  .page-news .news-topic__body {
    padding-left: calc(var(--space-8) + var(--space-2));
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    column-gap: var(--space-6);
    row-gap: var(--space-4);
  }

  .page-news .news-topic__body .news-points {
    grid-column: 1 / 2;
    align-content: start;
  }

  .page-news .news-topic__body .news-entries,
  .page-news .news-topic__body .news-topic__figure {
    grid-column: 2 / 3;
  }

  .page-news .news-topic__body .news-topic__more {
    grid-column: 1 / -1;
  }

  .page-news .news-topic__head {
    grid-template-columns: calc(var(--space-8) + var(--space-2)) minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-coords__item,
  .page-news .news-entry,
  .page-news .news-topic__more a {
    transition: none;
  }
}