.page-news {
  --news-measure: 46ch;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding-bottom: 0;
  overflow: hidden;
}
.page-news .news-hero .container {
  padding-bottom: clamp(2.5rem, 6vw, 4.5rem);
}
.page-news .news-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .55rem;
  margin-bottom: 1.75rem;
  font-size: var(--fs-12);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  color: rgba(247, 245, 241, .58);
}
.page-news .news-crumb a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}
.page-news .news-crumb a:hover,
.page-news .news-crumb a:focus-visible {
  color: var(--echo);
  border-bottom-color: var(--echo);
}
.page-news .news-hero-lede {
  max-width: var(--news-measure);
  margin: 1.5rem 0 2.25rem;
  font-size: var(--fs-18);
  line-height: var(--lh-body);
  color: rgba(247, 245, 241, .82);
}
.page-news .news-hero-quick {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
}
.page-news .news-hero-arc {
  height: clamp(70px, 11vw, 140px);
  margin-top: -1.25rem;
  pointer-events: none;
}
.page-news .news-hero-arc svg {
  display: block;
  width: 100%;
  height: 100%;
}

/* ---------- 区块标题 ---------- */
.page-news .news-section-head {
  max-width: 48ch;
  margin-bottom: clamp(1.75rem, 4vw, 2.75rem);
}
.page-news .news-section-head .display-m {
  margin: .7rem 0 .85rem;
}
.page-news .news-section-head--on-dark .display-m {
  color: var(--paper);
}
.page-news .news-section-head--on-dark .prose {
  color: rgba(247, 245, 241, .72);
}

/* ---------- 本季摘要 ---------- */
.page-news .news-brief-section {
  padding-top: clamp(3rem, 7vw, 5.5rem);
  padding-bottom: clamp(1.5rem, 4vw, 3rem);
}
.page-news .news-brief {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.page-news .news-brief-item {
  padding: 1.5rem 0 1.5rem 1.3rem;
  border-left: 3px solid var(--mist);
  border-bottom: 1px solid var(--line-light);
}
.page-news .news-brief-item--cyan { border-left-color: var(--cyan); }
.page-news .news-brief-item--echo { border-left-color: var(--echo); }
.page-news .news-brief-item--tide { border-left-color: var(--tide); }
.page-news .news-brief-num {
  display: block;
  margin-bottom: .7rem;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: var(--track-label);
  color: var(--slate);
}
.page-news .news-brief-item h3 {
  margin: 0 0 .55rem;
  font-size: var(--fs-18);
  line-height: 1.4;
  color: var(--carbon);
}
.page-news .news-brief-item p {
  margin: 0 0 1rem;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--slate);
}
.page-news .news-brief-link {
  display: inline-block;
  font-size: var(--fs-14);
  color: var(--carbon);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line-light);
  transition: color .25s var(--ease), border-color .25s var(--ease);
}
.page-news .news-brief-link:hover,
.page-news .news-brief-link:focus-visible {
  color: var(--echo);
  border-bottom-color: var(--echo);
}

/* ---------- 通用图形 ---------- */
.page-news .news-figure,
.page-news .news-city-figure,
.page-news .news-version-figure {
  margin: clamp(2rem, 5vw, 3.5rem) 0 0;
}
.page-news .news-figure img,
.page-news .news-city-figure img,
.page-news .news-version-figure img,
.page-news .news-series-cover img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-m);
  object-fit: cover;
}
.page-news .figure-caption {
  margin-top: .8rem;
  font-size: var(--fs-12);
  letter-spacing: .02em;
  color: var(--slate);
}

/* ---------- 更新列表 ---------- */
.page-news .news-list-section {
  padding-top: clamp(2.5rem, 5vw, 4rem);
  padding-bottom: clamp(3rem, 7vw, 5.5rem);
}
.page-news .news-rows {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-light);
}
.page-news .news-row {
  border-bottom: 1px solid var(--line-light);
}
.page-news .news-row-link {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: .85rem;
  padding: 1.4rem 0 1.4rem .9rem;
  color: inherit;
  text-decoration: none;
  transition: background-color .3s var(--ease);
}
.page-news .news-row-link::before {
  content: "";
  position: absolute;
  left: 0;
  top: .9rem;
  bottom: .9rem;
  width: 2px;
  background: var(--echo);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform .32s var(--ease);
}
.page-news .news-row-link:hover::before,
.page-news .news-row-link:focus-visible::before {
  transform: scaleY(1);
}
.page-news .news-row-main .tag {
  margin-bottom: .65rem;
}
.page-news .news-row-main h3 {
  margin: 0 0 .4rem;
  font-size: var(--fs-18);
  line-height: 1.45;
  color: var(--carbon);
}
.page-news .news-row-main p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--slate);
}
.page-news .news-row-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
}
.page-news .news-row-meta .meta--time {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: .02em;
  color: var(--carbon);
}
.page-news .news-scope {
  display: inline-block;
  padding: .16rem .55rem;
  border: 1px solid var(--line-light);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: .06em;
  color: var(--slate);
  white-space: nowrap;
}

/* ---------- 版本号说明 ---------- */
.page-news .news-version-section {
  background: var(--deep-teal);
  color: var(--paper);
}
.page-news .news-version-grid {
  align-items: center;
  gap: clamp(2rem, 5vw, 4rem);
}
.page-news .news-version-text h2 {
  margin: .7rem 0 1.2rem;
  color: var(--paper);
}
.page-news .news-version-text p {
  max-width: var(--news-measure);
  margin: 0 0 1rem;
  line-height: var(--lh-body);
  color: rgba(247, 245, 241, .82);
}
.page-news .news-version-dl {
  margin: 1.75rem 0 0;
  padding: 0;
  border-top: 1px solid rgba(247, 245, 241, .24);
}
.page-news .news-version-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: .3rem;
  padding: .95rem 0;
  border-bottom: 1px solid rgba(247, 245, 241, .24);
}
.page-news .news-version-row dt {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  color: var(--sand);
}
.page-news .news-version-row dd {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: rgba(247, 245, 241, .82);
}
.page-news .news-version-figure {
  margin-top: 0;
}

/* ---------- 专题与系列 ---------- */
.page-news .news-series-section {
  padding-bottom: clamp(3rem, 7vw, 5rem);
}
.page-news .news-band {
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
}
.page-news .news-band-track {
  display: flex;
  gap: 1.15rem;
  margin: 0;
  padding: 0 max(var(--gutter), 4vw) 1.4rem;
  list-style: none;
}
.page-news .news-band-track:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 6px;
}
.page-news .news-series-cover,
.page-news .news-series-card {
  flex: 0 0 clamp(15rem, 76vw, 21rem);
  scroll-snap-align: start;
  border-radius: var(--radius-m);
}
.page-news .news-series-cover {
  overflow: hidden;
  background: var(--ink-2);
}
.page-news .news-series-cover img {
  height: 100%;
  border-radius: 0;
}
.page-news .news-series-card {
  display: flex;
  flex-direction: column;
  gap: .7rem;
  padding: 1.6rem 1.4rem;
  background: var(--ink-2);
  border-left: 3px solid var(--mist);
}
.page-news .news-series-card--sand { border-left-color: var(--sand); }
.page-news .news-series-card--tide { border-left-color: var(--tide); }
.page-news .news-series-card--cyan { border-left-color: var(--cyan); }
.page-news .news-series-card .tag {
  align-self: flex-start;
}
.page-news .news-series-card h3 {
  margin: 0;
  font-size: var(--fs-18);
  line-height: 1.4;
  color: var(--paper);
}
.page-news .news-series-card p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: rgba(247, 245, 241, .76);
}

/* ---------- 往期说明 ---------- */
.page-news .news-history-section {
  padding-top: clamp(3rem, 7vw, 5.5rem);
  padding-bottom: clamp(3.5rem, 8vw, 6rem);
}
.page-news .news-history-inner {
  max-width: 58ch;
}
.page-news .news-history-inner h2 {
  margin: .7rem 0 1rem;
}
.page-news .news-history-inner .prose {
  margin: 0 0 1.75rem;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-brief {
    grid-template-columns: repeat(3, 1fr);
    gap: 0 clamp(1.25rem, 3vw, 2rem);
  }
  .page-news .news-brief-item {
    border-bottom: none;
    padding: 1.6rem 0 1.6rem 1.15rem;
  }
  .page-news .news-version-row {
    grid-template-columns: minmax(6.5rem, 9rem) 1fr;
    gap: 1.25rem;
    align-items: baseline;
  }
}

@media (min-width: 768px) {
  .page-news .news-row-link {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 1.5rem;
    align-items: start;
    padding: 1.65rem 0 1.65rem 1.4rem;
  }
  .page-news .news-row-main {
    grid-column: 1 / span 8;
  }
  .page-news .news-row-meta {
    grid-column: 9 / -1;
    flex-direction: column;
    align-items: flex-start;
    gap: .5rem;
    padding-top: .2rem;
  }
  .page-news .news-series-cover,
  .page-news .news-series-card {
    flex-basis: clamp(17rem, 30vw, 22rem);
  }
}

@media (min-width: 1024px) {
  .page-news .news-hero-lede {
    font-size: 1.25rem;
  }
  .page-news .news-row-main h3 {
    font-size: 1.25rem;
  }
  .page-news .news-version-text h2 {
    margin-top: .8rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-row-link,
  .page-news .news-row-link::before,
  .page-news .news-brief-link,
  .page-news .news-crumb a {
    transition: none;
  }
  .page-news .news-band {
    scroll-behavior: auto;
  }
}