.page-news {
  --news-indent: 16px;
  background: var(--gray-100);
  color: var(--ink-text);
}

/* ---------- 首屏 ---------- */
.page-news .news-masthead {
  position: relative;
  padding: 24px 0 40px;
  color: var(--gray-100);
  background-color: var(--ink-900);
  background-image: repeating-linear-gradient(
    90deg,
    transparent 0 47px,
    var(--line-dark-soft) 47px 48px
  );
  border-bottom: 1px solid var(--line-dark);
}

.page-news .news-masthead .breadcrumb {
  margin-bottom: 26px;
}

.page-news .news-masthead .breadcrumb__link {
  color: var(--gray-100);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--t) var(--ease);
}

.page-news .news-masthead .breadcrumb__link:hover,
.page-news .news-masthead .breadcrumb__link:focus-visible {
  border-bottom-color: var(--lime-500);
}

.page-news .news-masthead .breadcrumb__item[aria-current="page"] {
  color: var(--gray-400);
}

.page-news .news-masthead__eyebrow {
  color: var(--lime-500);
}

.page-news .news-masthead__title {
  margin: 16px 0 0;
  max-width: 20em;
  font-size: clamp(30px, 7vw, 58px);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -.02em;
}

.page-news .news-masthead__hl {
  padding-bottom: 2px;
  background-image: linear-gradient(var(--lime-500), var(--lime-500));
  background-repeat: no-repeat;
  background-size: 100% 7px;
  background-position: 0 94%;
}

.page-news .news-masthead__lede {
  margin: 22px 0 0;
  max-width: 44em;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(237, 240, 236, .78);
}

.page-news .news-stats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 30px 0 0;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
}

.page-news .news-stats > div {
  padding: 14px 16px;
  background: var(--ink-900);
}

.page-news .news-stats dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gray-400);
}

.page-news .news-stats dd {
  margin: 6px 0 0;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-100);
  font-variant-numeric: tabular-nums;
}

/* ---------- 主体布局 ---------- */
.page-news .news-body {
  padding: 36px 0 0;
}

.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 36px;
  align-items: start;
}

/* ---------- 左栏 ---------- */
.page-news .news-rail__intro {
  margin: 14px 0 24px;
  padding-left: 14px;
  border-left: 2px solid var(--lime-500);
  font-size: 14px;
  line-height: 1.8;
  color: var(--gray-600);
}

.page-news .news-filter {
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .news-filter__label {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gray-600);
}

.page-news .news-filter__box {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 42px;
  padding: 0 12px;
  background: var(--paper);
  border: 1px solid var(--line);
  transition: border-color var(--t) var(--ease), outline-color var(--t) var(--ease);
}

.page-news .news-filter__box:focus-within {
  border-color: var(--ink-700);
  outline: 2px solid var(--lime-500);
  outline-offset: 2px;
}

.page-news .news-filter__key {
  font-size: 13px;
  color: var(--gray-400);
}

.page-news .news-filter__input {
  flex: 1 1 auto;
  min-width: 0;
  height: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--ink-text);
}

.page-news .news-filter__input:focus {
  outline: none;
}

.page-news .news-filter__hint {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--gray-600);
}

.page-news .topic-list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.page-news .topic-list__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .topic-list__num {
  font-size: 13px;
  color: var(--gray-600);
}

/* ---------- 条目流 ---------- */
.page-news .news-feed__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ink-700);
}

.page-news .news-feed__title {
  margin: 0;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -.01em;
}

.page-news .news-feed__sub {
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--gray-600);
  white-space: nowrap;
}

.page-news .news-figure {
  margin: 24px 0 0;
}

.page-news .news-figure .media {
  background: var(--ink-800);
  border: 1px solid var(--line);
}

.page-news .news-figure .media__img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.page-news .news-figure__cap {
  margin-top: 8px;
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--gray-600);
}

.page-news .news-figure--inline {
  margin: 0 0 8px;
}

.page-news .report {
  padding: 26px 0;
  border-top: 1px solid var(--line);
}

.page-news .news-feed > .report:first-of-type {
  border-top: 0;
}

.page-news .report__head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.page-news .report__time {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--gray-600);
}

.page-news .report__title {
  margin: 12px 0 0;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -.01em;
}

.page-news .report__link {
  padding-bottom: 3px;
  color: inherit;
  text-decoration: none;
  background-image: linear-gradient(var(--lime-500), var(--lime-500));
  background-repeat: no-repeat;
  background-size: 0 3px;
  background-position: 0 100%;
  transition: background-size 200ms var(--ease);
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}

.page-news .report__link:hover,
.page-news .report__link:focus-visible {
  background-size: 100% 3px;
}

.page-news .report__sum {
  margin: 10px 0 0;
  padding-left: var(--news-indent);
  border-left: 1px solid var(--line);
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--gray-600);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  margin-top: 56px;
  padding: 48px 0 56px;
  background: var(--paper);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .news-series__intro {
  margin: 16px 0 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--gray-600);
}

.page-news .news-figure--band {
  margin-top: 30px;
}

.page-news .series-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 30px;
}

.page-news .series-card {
  background: var(--gray-100);
  border: 1px solid var(--line);
  transition: transform var(--t) var(--ease), border-color var(--t) var(--ease);
}

.page-news .series-card:hover {
  transform: translateY(-2px);
  border-color: var(--ink-700);
}

.page-news .series-card[open] {
  border-color: var(--ink-700);
}

.page-news .series-card__summary {
  position: relative;
  display: block;
  padding: 20px 18px;
  list-style: none;
  cursor: pointer;
}

.page-news .series-card__summary::-webkit-details-marker {
  display: none;
}

.page-news .series-card__index {
  display: block;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--gray-600);
}

.page-news .series-card__title {
  display: block;
  margin-top: 8px;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--ink-text);
}

.page-news .series-card__desc {
  display: block;
  margin-top: 8px;
  padding-right: 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray-600);
}

.page-news .series-card__arrow {
  position: absolute;
  top: 20px;
  right: 18px;
  display: inline-flex;
  color: var(--gray-600);
  transition: transform var(--t) var(--ease);
}

.page-news .series-card[open] .series-card__arrow {
  transform: rotate(180deg);
}

.page-news .series-card__list {
  list-style: none;
  margin: 0;
  padding: 4px 18px 18px;
  border-top: 1px solid var(--line-soft);
}

.page-news .series-card__list li {
  padding: 9px 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--gray-600);
  border-bottom: 1px solid var(--line-soft);
}

.page-news .series-card__list li:last-child {
  border-bottom: 0;
}

.page-news .news-figure--thumb {
  margin: 0 0 10px;
  padding: 14px 18px 0;
}

/* ---------- 结尾深色区 ---------- */
.page-news .news-next {
  padding: 56px 0;
  color: var(--gray-100);
  background-color: var(--ink-900);
  background-image: repeating-linear-gradient(
    90deg,
    transparent 0 79px,
    var(--line-dark-soft) 79px 80px
  );
}

.page-news .news-next .eyebrow {
  color: var(--lime-500);
}

.page-news .news-next .section-title {
  margin-top: 12px;
  color: var(--gray-100);
}

.page-news .news-next__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 44px;
}

.page-news .next-list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
}

.page-news .next-list__item {
  border-bottom: 1px solid var(--line-dark);
}

.page-news .next-list__link {
  display: block;
  padding: 18px 0;
  color: var(--gray-100);
  text-decoration: none;
  transition: padding-left var(--t) var(--ease);
}

.page-news .next-list__link:hover,
.page-news .next-list__link:focus-visible {
  padding-left: 10px;
}

.page-news .next-list__label {
  display: block;
  font-size: 17px;
  font-weight: 700;
  transition: color var(--t) var(--ease);
}

.page-news .next-list__link:hover .next-list__label,
.page-news .next-list__link:focus-visible .next-list__label {
  color: var(--lime-500);
}

.page-news .next-list__desc {
  display: block;
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-400);
}

.page-news .news-next__lead {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(237, 240, 236, .76);
}

.page-news .news-next__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-news .news-next__contact {
  margin: 20px 0 0;
  font-size: 12px;
  line-height: 1.7;
  letter-spacing: .04em;
  color: var(--gray-400);
  word-break: break-word;
}

/* ---------- 焦点与响应式 ---------- */
.page-news a:focus-visible,
.page-news summary:focus-visible {
  outline: 2px solid var(--lime-500);
  outline-offset: 2px;
}

@media (min-width: 480px) {
  .page-news .news-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 640px) {
  .page-news {
    --news-indent: 24px;
  }

  .page-news .news-masthead {
    padding: 32px 0 56px;
  }

  .page-news .report__title {
    font-size: 22px;
  }

  .page-news .news-figure--band {
    margin-top: 36px;
  }
}

@media (min-width: 720px) {
  .page-news .series-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    margin-top: 36px;
  }

  .page-news .news-feed__title {
    font-size: 24px;
  }
}

@media (min-width: 900px) {
  .page-news .news-masthead {
    padding: 40px 0 76px;
  }

  .page-news .news-body {
    padding: 72px 0 0;
  }

  .page-news .news-series {
    margin-top: 96px;
    padding: 80px 0 96px;
  }

  .page-news .news-next {
    padding: 88px 0;
  }

  .page-news .news-next__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 64px;
    align-items: start;
  }

  .page-news .news-next__side {
    padding-left: 36px;
    border-left: 1px solid var(--line-dark);
  }
}

@media (min-width: 960px) {
  .page-news .news-layout {
    grid-template-columns: minmax(0, 3fr) minmax(0, 7fr);
    gap: 64px;
  }

  .page-news .news-rail {
    position: sticky;
    top: 32px;
  }

  .page-news .report {
    padding: 30px 0;
  }

  .page-news .report__title {
    font-size: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .report__link,
  .page-news .series-card,
  .page-news .series-card__arrow,
  .page-news .next-list__link,
  .page-news .next-list__label,
  .page-news .news-filter__box {
    transition: none;
  }

  .page-news .series-card:hover {
    transform: none;
  }
}