.page-news {
  --news-rail-w: 7.2em;
  --news-card-gap: var(--space-3);
}

.page-news a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* 首屏 */
.page-news .news-hero {
  padding-block: var(--space-4) var(--space-8);
  border-block-end: var(--border-thick) solid var(--color-line);
}

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

.page-news .news-hero__lead {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-news .news-hero__mark {
  display: inline-block;
  align-self: flex-start;
  font-size: var(--text-xs);
  letter-spacing: 0.28em;
  color: var(--color-ink-muted);
  border-inline-start: var(--border-thick) solid var(--color-primary);
  padding-inline-start: var(--space-1);
}

.page-news .news-hero__kicker {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.22em;
  color: var(--color-primary);
  text-transform: uppercase;
}

.page-news .news-hero__title {
  margin: 0;
  font-size: var(--text-display);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
  max-width: 16ch;
}

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

.page-news .news-hero__note {
  margin: 0;
  padding-inline-start: var(--space-2);
  border-inline-start: var(--border-thick) solid var(--color-accent);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-news .news-hero__frame {
  position: relative;
  display: flex;
  align-items: flex-end;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-contrast-surface);
}

.page-news .news-hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .news-hero__scrim {
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
}

.page-news .news-hero__panel {
  position: relative;
  width: 100%;
  padding: var(--space-3);
  color: var(--color-contrast-ink);
}

.page-news .news-figures {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
}

.page-news .news-figure {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.page-news .news-figure__num {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  line-height: 1;
  letter-spacing: -0.02em;
  background-image: linear-gradient(100deg, var(--color-primary-ink), var(--color-contrast-accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-news .news-figure__label {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: color-mix(in srgb, var(--color-contrast-ink) 78%, transparent);
}

.page-news .news-lamp {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin: var(--space-3) 0 0;
  padding-block-start: var(--space-2);
  border-block-start: var(--border-thin) solid var(--color-contrast-line);
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
}

.page-news .news-lamp__dot {
  flex: none;
  width: 0.62em;
  height: 0.62em;
  border-radius: var(--radius-pill);
  background: var(--color-contrast-accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--color-contrast-accent) 26%, transparent);
  animation: news-breathe 3.6s ease-in-out infinite;
}

@keyframes news-breathe {
  50% {
    opacity: 0.45;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-lamp__dot {
    animation: none;
  }
}

/* 章节头 */
.page-news .section-head {
  display: grid;
  gap: var(--space-1);
  margin-block-end: var(--space-4);
  padding-block-start: var(--space-2);
  border-block-start: var(--border-thick) solid var(--color-ink);
}

.page-news .section-head__index {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  line-height: 1;
  color: var(--color-primary);
}

.page-news .section-head__title {
  margin: 0;
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

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

/* 分类索引 */
.page-news .news-cats__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-block-start: var(--border-thick) solid var(--color-primary);
}

.page-news .news-cat {
  display: grid;
  grid-template-columns: 2.6em minmax(0, 1fr) auto;
  grid-template-areas:
    "num name count"
    "num desc desc";
  gap: var(--space-1) var(--space-2);
  padding: var(--space-2) var(--space-1);
  border-block-end: var(--border-thin) solid var(--color-line);
  text-decoration: none;
  color: inherit;
  transition: background-color 160ms ease;
}

.page-news .news-cat:hover,
.page-news .news-cat:focus-visible {
  background: var(--color-surface-alt);
}

.page-news .news-cat__num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  color: var(--color-primary);
}

.page-news .news-cat__name {
  grid-area: name;
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-news .news-cat__desc {
  grid-area: desc;
  font-family: var(--font-serif);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-news .news-cat__count {
  grid-area: count;
  align-self: start;
  padding: calc(var(--space-1) / 3) var(--space-1);
  border-radius: var(--radius-pill);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  white-space: nowrap;
}

/* 动态流 */
.page-news .news-group {
  margin-block-start: var(--space-8);
}

.page-news .news-group__head {
  display: grid;
  gap: var(--space-1);
  padding-block-start: var(--space-2);
  border-block-start: var(--border-thick) solid var(--color-ink);
}

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

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

.page-news .news-group__count {
  align-self: start;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-ink-muted);
}

.page-news .news-group__media {
  margin: var(--space-3) 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface-alt);
}

.page-news .news-group__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 5 / 3;
  object-fit: cover;
}

.page-news .news-flow {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-item {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-2);
  border-block-end: var(--border-thin) solid var(--color-line);
  border-inline-start: var(--border-thick) solid transparent;
  transition: background-color 160ms ease, border-color 160ms ease;
}

.page-news .news-item:hover {
  background: var(--color-surface-alt);
  border-inline-start-color: var(--color-primary);
}

.page-news .news-item__rail {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
}

.page-news .news-item__time {
  font-family: var(--font-mono);
  letter-spacing: 0.16em;
  color: var(--color-ink-muted);
}

.page-news .news-item__tag {
  padding: calc(var(--space-1) / 4) var(--space-1);
  border-radius: var(--radius-pill);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  letter-spacing: 0.08em;
}

.page-news .news-item__body {
  display: grid;
  gap: var(--space-1);
}

.page-news .news-item__title {
  margin: 0;
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

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

.page-news .news-item__impact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-1);
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  color: var(--color-ink);
}

.page-news .news-item__scope {
  padding: calc(var(--space-1) / 4) var(--space-1);
  border-radius: var(--radius-sm);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
}

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

.page-news .news-item__link {
  color: var(--color-accent);
  font-weight: var(--weight-heading);
  text-decoration: none;
  border-block-end: var(--border-thin) solid currentColor;
}

.page-news .news-item__link:hover {
  color: var(--color-focus);
}

/* 专题线 */
.page-news .news-threads__split {
  display: grid;
  gap: var(--space-4);
}

.page-news .news-threads__track {
  display: grid;
  border-block-start: var(--border-thick) solid var(--color-primary);
}

.page-news .news-threads__track .index-track__item {
  display: grid;
  grid-template-columns: 2.6em minmax(0, 1fr);
  gap: var(--space-1);
  align-items: center;
  padding: var(--space-2) var(--space-1);
  border-block-end: var(--border-thin) solid var(--color-line);
  text-decoration: none;
  color: var(--color-ink);
  transition: background-color 160ms ease, color 160ms ease;
}

.page-news .news-threads__track .index-track__item:hover,
.page-news .news-threads__track .index-track__item:focus-visible,
.page-news .news-threads__track .index-track__item[data-active] {
  background: var(--color-surface-deep);
  color: var(--color-primary);
}

.page-news .news-threads__track .index-track__num {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  color: var(--color-primary);
}

.page-news .news-threads__track .index-track__label {
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
}

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

.page-news .news-thread {
  padding-block-start: var(--space-3);
  border-block-start: var(--border-thin) solid var(--color-line);
}

.page-news .news-thread:first-of-type {
  border-block-start: var(--border-thick) solid var(--color-accent);
}

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

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

.page-news .news-thread__steps {
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: news-step;
  display: grid;
  gap: var(--space-2);
  max-width: var(--measure);
}

.page-news .news-thread__steps li {
  position: relative;
  padding-inline-start: var(--space-4);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink);
  counter-increment: news-step;
}

.page-news .news-thread__steps li::before {
  content: counter(news-step, decimal-leading-zero);
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: 0.08em;
}

.page-news .news-thread__foot {
  margin: var(--space-3) 0 0;
  max-width: var(--measure);
  padding-inline-start: var(--space-2);
  border-inline-start: var(--border-thick) solid var(--color-highlight);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

/* 订阅与反馈 */
.page-news .news-feed__inner {
  display: grid;
  gap: var(--space-4);
  padding-block: var(--space-6);
  color: var(--color-contrast-ink);
}

.page-news .news-feed__index {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  line-height: 1;
  color: var(--color-contrast-accent);
}

.page-news .news-feed__title {
  margin: var(--space-1) 0 0;
  font-size: var(--text-2xl);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-news .news-feed__body {
  margin: var(--space-2) 0 0;
  max-width: var(--measure);
  font-family: var(--font-serif);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

.page-news .news-feed__cta {
  margin: var(--space-3) 0 0;
}

.page-news .news-feed__facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
  border-block-start: var(--border-thin) solid var(--color-contrast-line);
  padding-block-start: var(--space-3);
}

.page-news .news-feed__facts li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2);
  padding-block-end: var(--space-2);
  border-block-end: var(--border-thin) solid var(--color-contrast-line);
}

.page-news .news-feed__num {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  color: var(--color-contrast-accent);
  min-width: 3.4em;
}

.page-news .news-feed__label {
  font-size: var(--text-sm);
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, transparent);
}

/* 行动出口 */
.page-news .news-next__grid {
  display: grid;
  gap: var(--news-card-gap);
}

.page-news .news-next__card {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-3);
  border: var(--border-thin) solid var(--color-line);
  border-block-start: var(--border-thick) solid var(--color-primary);
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
  text-decoration: none;
  color: inherit;
  transition: background-color 160ms ease, border-color 160ms ease;
}

.page-news .news-next__card:hover,
.page-news .news-next__card:focus-visible {
  background: var(--color-surface-deep);
  border-block-start-color: var(--color-accent);
}

.page-news .news-next__kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-accent);
}

.page-news .news-next__title {
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-news .news-next__hint {
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-news .news-next__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);
}

.page-news .news-next__foot a {
  color: var(--color-accent);
  font-weight: var(--weight-heading);
  text-decoration: none;
  border-block-end: var(--border-thin) solid currentColor;
}

.page-news .news-next__foot a:hover {
  color: var(--color-focus);
}

/* 平板与桌面 */
@media (min-width: 700px) {
  .page-news .news-item {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: var(--space-3);
  }

  .page-news .news-item__rail {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-news .news-group__head {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: baseline;
  }

  .page-news .news-group__note {
    grid-column: 1;
  }

  .page-news .news-group__count {
    grid-column: 2;
    grid-row: 1;
    justify-self: end;
  }

  .page-news .news-cat {
    grid-template-columns: 2.6em minmax(0, 15em) minmax(0, 1fr) auto;
    grid-template-areas: "num name desc count";
    align-items: baseline;
  }

  .page-news .news-group__media {
    margin-block-start: var(--space-4);
  }

  .page-news .news-next__grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  }
}

@media (min-width: 960px) {
  .page-news .news-hero {
    padding-block: var(--space-6) var(--section-y-lg);
  }

  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: var(--space-6);
    align-items: end;
  }

  .page-news .news-hero__lead {
    position: relative;
    padding-inline-start: var(--space-6);
  }

  .page-news .news-hero__mark {
    writing-mode: vertical-rl;
    letter-spacing: 0.34em;
    border-inline-start: 0;
    border-block-start: var(--border-thick) solid var(--color-primary);
    padding-inline-start: 0;
    padding-block-start: var(--space-1);
    position: absolute;
    inset-block-start: 0;
    inset-inline-start: 0;
  }

  .page-news .news-hero__title {
    max-width: 14ch;
  }

  .page-news .news-hero__frame {
    aspect-ratio: 5 / 4;
    min-height: 22em;
  }

  .page-news .news-feed__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: var(--space-6);
    align-items: start;
    padding-block: var(--space-8);
  }

  .page-news .news-feed__facts {
    border-block-start: 0;
    padding-block-start: 0;
  }

  .page-news .news-threads__split {
    grid-template-columns: minmax(15em, 17em) minmax(0, 1fr);
    gap: var(--space-6);
  }

  .page-news .news-threads__track {
    position: sticky;
    top: var(--space-6);
    align-self: start;
  }
}