.page-news {
  --news-rail-w: 168px;
  --news-item-pad: 18px;
  padding-bottom: 72px;
}

.page-news .breadcrumb {
  margin: 18px 0 22px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding-bottom: 30px;
  border-bottom: var(--line);
}

.page-news .news-hero__kicker {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0 0 10px;
}

.page-news .news-hero__title {
  font-family: var(--font-display);
  font-size: 40px;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  color: var(--white);
}

.page-news .news-hero__lede {
  max-width: 62ch;
  margin: 0;
}

.page-news .news-hero__stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(132px, 1fr));
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
}

.page-news .news-hero__stat {
  border: var(--line);
  background: var(--ink-panel);
  padding: 12px 14px;
  min-width: 0;
}

.page-news .news-hero__stat-key {
  font-size: 13px;
  color: var(--mist);
  margin: 0 0 6px;
}

.page-news .news-hero__stat-val {
  font-size: 22px;
  font-weight: 700;
  color: var(--white);
  margin: 0;
  white-space: nowrap;
}

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

.page-news .news-hero__media {
  border: var(--line);
  box-shadow: var(--shadow-hard);
  background: var(--ink-panel);
}

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

/* ---------- 主布局：左侧版本轨道 + 右侧条目 ---------- */
.page-news .news-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
  align-items: start;
  margin-top: 34px;
}

.page-news .news-rail {
  min-width: 0;
  border: var(--line);
  background: var(--ink-panel);
  padding: 14px 14px 16px;
}

.page-news .news-rail__label {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--mist);
  margin: 0 0 10px;
}

.page-news .news-rail__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin: 0;
  list-style: none;
  scrollbar-width: thin;
}

.page-news .news-rail__item {
  flex: 0 0 auto;
  min-width: 0;
}

.page-news .news-rail__link {
  display: flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
  font-size: 14px;
  color: var(--mist);
  text-decoration: none;
  padding: 6px 10px;
  border: 1px solid transparent;
  border-left: 3px solid var(--steel);
  transition: color 160ms ease, border-color 160ms ease, background-color 160ms ease;
}

.page-news .news-rail__link:hover,
.page-news .news-rail__link:focus-visible {
  color: var(--white);
  background: var(--ink-raised);
}

.page-news .news-rail__link.is-current {
  color: var(--cyan);
  border-left-color: var(--cyan);
  background: var(--ink-raised);
}

.page-news .news-rail__no {
  font-size: 13px;
  color: var(--cyan-deep);
}

.page-news .news-rail__link.is-current .news-rail__no {
  color: var(--cyan);
}

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

/* ---------- 筛选胶囊 ---------- */
.page-news .news-filters {
  border: var(--line);
  background: var(--ink-panel);
  padding: 10px 12px;
  margin-bottom: 30px;
}

.page-news .news-filters__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin: 0;
  padding: 0 0 2px;
  list-style: none;
}

.page-news .news-chip {
  display: inline-block;
  white-space: nowrap;
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--white);
  border: var(--line);
  padding: 6px 14px;
  background: var(--ink-deep);
  border-left-width: 6px;
  transition: background-color 160ms ease, color 160ms ease;
}

.page-news .news-chip:hover,
.page-news .news-chip:focus-visible {
  background: var(--ink-raised);
}

.page-news .news-chip--index { border-left-color: var(--cyan); }
.page-news .news-chip--view { border-left-color: var(--orange); }
.page-news .news-chip--field { border-left-color: var(--pulse); }
.page-news .news-chip--series { border-left-color: var(--mist); }
.page-news .news-chip--local { border-left-color: var(--cyan-deep); }

/* ---------- 章节 ---------- */
.page-news .news-section {
  margin-bottom: 54px;
  scroll-margin-top: 120px;
}

.page-news .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  padding-bottom: 12px;
  border-bottom: var(--line);
  margin-bottom: 22px;
}

.page-news .section-head__no {
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--cyan);
}

.page-news .section-head__title {
  font-family: var(--font-display);
  font-size: 26px;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0;
  color: var(--white);
}

.page-news .section-head__meta {
  margin-left: auto;
  font-size: 13px;
  color: var(--mist);
  font-family: var(--font-mono);
}

/* ---------- 版本时间轴 ---------- */
.page-news .news-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
  counter-reset: newsver;
}

.page-news .news-item {
  position: relative;
  border: var(--line);
  border-left-width: 6px;
  border-left-color: var(--steel);
  background: var(--ink-panel);
  box-shadow: var(--shadow-soft);
  padding: var(--news-item-pad);
  min-width: 0;
}

.page-news .news-item--index { border-left-color: var(--cyan); }
.page-news .news-item--view { border-left-color: var(--orange); }
.page-news .news-item--field { border-left-color: var(--pulse); }
.page-news .news-item--local { border-left-color: var(--cyan-deep); }

.page-news .news-item__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin-bottom: 10px;
}

.page-news .news-item__ver {
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--white);
}

.page-news .news-item__when {
  font-size: 13px;
  color: var(--mist);
  margin-left: auto;
  white-space: nowrap;
}

.page-news .news-item__title {
  font-family: var(--font-display);
  font-size: 22px;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 0 0 10px;
}

.page-news .news-item__body {
  margin: 0;
  color: var(--white);
  max-width: 74ch;
}

.page-news .news-item__links {
  margin: 12px 0 0;
}

.page-news .news-item__toggle {
  margin-top: 14px;
}

.page-news .news-points {
  margin: 0;
  padding-left: 18px;
  color: var(--mist);
  font-size: 15px;
  line-height: 1.8;
}

.page-news .news-points li {
  margin-bottom: 6px;
}

.page-news .news-link {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .news-link:hover,
.page-news .news-link:focus-visible {
  color: var(--white);
}

.page-news .news-item--slim {
  padding: 14px;
  box-shadow: none;
}

.page-news .news-item--slim .news-item__title {
  font-size: 19px;
}

.page-news .news-timeline--compact {
  gap: 14px;
}

/* ---------- 正文与对比 ---------- */
.page-news .news-prose p {
  color: var(--white);
}

.page-news .news-compare {
  margin: 26px 0 0;
}

.page-news .news-compare__media {
  border: var(--line);
  box-shadow: var(--shadow-hard);
  background: var(--ink-panel);
}

.page-news .news-compare__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 14 / 9;
}

.page-news .news-compare__legend {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 22px;
}

.page-news .news-compare__side {
  border: var(--line);
  background: var(--ink-panel);
  padding: 14px 16px;
  border-top-width: 6px;
  min-width: 0;
}

.page-news .news-compare__side--old { border-top-color: var(--mist); }
.page-news .news-compare__side--new { border-top-color: var(--orange); }

.page-news .news-compare__side-title {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: 0.02em;
  color: var(--white);
  margin: 0 0 10px;
}

/* ---------- 能力清单 ---------- */
.page-news .news-matrix {
  border: var(--line);
  background: var(--ink-panel);
  overflow-x: auto;
}

.page-news .news-matrix__row {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) 110px minmax(200px, 1.6fr);
  gap: 14px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--steel);
  min-width: 560px;
  align-items: baseline;
}

.page-news .news-matrix__row:last-child {
  border-bottom: 0;
}

.page-news .news-matrix__row--head {
  background: var(--ink-deep);
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-news .news-matrix__feat {
  font-size: 17px;
  font-weight: 500;
  color: var(--white);
}

.page-news .news-matrix__ver {
  font-size: 15px;
  color: var(--cyan);
}

.page-news .news-matrix__desc {
  font-size: 15px;
  color: var(--mist);
  line-height: 1.7;
}

.page-news .news-note {
  margin: 18px 0 0;
  font-size: 15px;
  color: var(--mist);
  max-width: 78ch;
}

/* ---------- 公告条目日志 ---------- */
.page-news .news-log {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-news .news-log__item {
  border: var(--line);
  border-left-width: 6px;
  border-left-color: var(--pulse);
  background: var(--ink-panel);
  padding: 16px;
  min-width: 0;
}

.page-news .news-log__meta {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--mist);
  margin: 0 0 8px;
}

.page-news .news-log__title {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--white);
  margin: 0 0 8px;
}

.page-news .news-log__body {
  margin: 0;
  color: var(--white);
  font-size: 15px;
}

/* ---------- 专题系列 ---------- */
.page-news .news-series__tags {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  margin-bottom: 22px;
}

.page-news .news-tag {
  display: inline-block;
  white-space: nowrap;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 0.03em;
  color: var(--white);
  border: var(--line);
  background: var(--ink-deep);
  padding: 6px 14px;
}

.page-news .news-tag--strong {
  background: var(--cyan);
  color: var(--ink-deep);
  border-color: var(--cyan);
}

.page-news .news-tag:hover,
.page-news .news-tag:focus-visible {
  background: var(--ink-raised);
  color: var(--white);
}

.page-news .news-tag--strong:hover,
.page-news .news-tag--strong:focus-visible {
  background: var(--white);
  color: var(--ink-deep);
}

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

.page-news .news-series__media {
  border: var(--line);
  box-shadow: var(--shadow-hard);
  background: var(--ink-panel);
}

.page-news .news-series__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 2 / 1;
}

.page-news .news-series__grid {
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-news .news-series__card {
  padding: 16px;
  min-width: 0;
}

.page-news .news-series__card .card__title {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--white);
  margin: 0 0 8px;
}

.page-news .news-series__card p {
  margin: 0;
  color: var(--white);
  font-size: 15px;
}

/* ---------- 本地提醒 ---------- */
.page-news .news-local {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  align-items: start;
}

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

.page-news .news-local__media {
  border: var(--line);
  box-shadow: var(--shadow-hard);
  background: var(--ink-panel);
}

.page-news .news-local__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

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

/* ---------- 结尾 ---------- */
.page-news .news-next {
  margin-bottom: 0;
}

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

/* ---------- 平板与桌面 ---------- */
@media (min-width: 760px) {
  .page-news .news-hero {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
    gap: 34px;
  }

  .page-news .news-hero__title {
    font-size: 46px;
  }

  .page-news .news-compare__legend {
    grid-template-columns: 1fr 1fr;
  }

  .page-news .news-log {
    grid-template-columns: 1fr 1fr;
  }

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

  .page-news .news-local {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  }

  .page-news .section-head__title {
    font-size: 32px;
  }
}

@media (min-width: 1040px) {
  .page-news .news-layout {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: 34px;
  }

  .page-news .news-rail {
    position: sticky;
    top: 132px;
  }

  .page-news .news-rail__list {
    flex-direction: column;
    overflow-x: visible;
    gap: 4px;
  }

  .page-news .news-rail__item {
    flex: initial;
  }

  .page-news .news-rail__link {
    white-space: normal;
    width: 100%;
    padding: 8px 10px;
  }

  .page-news .news-hero__title {
    font-size: 52px;
  }

  .page-news .section-head__title {
    font-size: 36px;
  }

  .page-news .news-item {
    --news-item-pad: 22px;
  }

  .page-news .news-item__body {
    font-size: 17px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-rail__link,
  .page-news .news-chip,
  .page-news .news-tag {
    transition: none;
  }
}