.page-news {
  --news-gap: 18px;
  --news-edge: clamp(20px, 5vw, 64px);
  background: var(--ink-900);
  color: var(--white);
  font-family: var(--font-sans);
  overflow-x: clip;
}

.page-news .eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: clamp(28px, 5vw, 56px) 0 clamp(36px, 6vw, 72px);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(1120px 540px at 86% -14%, rgba(108, 75, 232, 0.34), transparent 62%),
    radial-gradient(760px 420px at 2% 10%, rgba(46, 242, 224, 0.13), transparent 66%),
    var(--ink-900);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  right: -18%;
  top: -34%;
  width: 62vw;
  height: 62vw;
  max-width: 780px;
  max-height: 780px;
  border-radius: 50%;
  border: 1px solid rgba(46, 242, 224, 0.16);
  box-shadow: inset 0 0 90px rgba(46, 242, 224, 0.06);
  pointer-events: none;
}

.page-news .news-hero__head {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.page-news .news-hero__head .page-title {
  margin: 0 0 20px;
  font-weight: 200;
  letter-spacing: 0.01em;
  line-height: 1.18;
}

.page-news .news-hero__head .lede {
  margin: 0;
  max-width: 62ch;
  color: var(--gray);
  font-size: 16.5px;
  line-height: 1.78;
}

/* 横向要闻带 */
.page-news .news-band-wrap {
  position: relative;
  z-index: 1;
  margin-top: clamp(30px, 5vw, 52px);
  padding-inline: var(--news-edge);
}

.page-news .news-band {
  display: flex;
  gap: var(--news-gap);
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  padding: 4px 4px 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--violet) transparent;
  -webkit-overflow-scrolling: touch;
}

.page-news .news-band:focus-visible {
  outline: 2px solid var(--ice);
  outline-offset: 4px;
  border-radius: var(--radius-m);
}

.page-news .news-band::-webkit-scrollbar {
  height: 6px;
}

.page-news .news-band::-webkit-scrollbar-thumb {
  background: var(--violet);
  border-radius: 999px;
}

.page-news .news-band > * {
  flex: 0 0 clamp(250px, 76vw, 372px);
  scroll-snap-align: start;
}

.page-news .headline-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: linear-gradient(158deg, rgba(14, 31, 63, 0.9), rgba(5, 11, 31, 0.94));
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .headline-card:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-news .headline-card--art {
  background: linear-gradient(158deg, rgba(108, 75, 232, 0.24), rgba(5, 11, 31, 0.95));
}

.page-news .headline-card .media {
  margin-bottom: 4px;
}

.page-news .headline-card .chip {
  align-self: flex-start;
}

.page-news .headline-card__title {
  margin: 0;
  font-size: 19px;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.01em;
}

.page-news .headline-card__note {
  margin: 0;
  color: var(--gray);
  font-size: 14.5px;
  line-height: 1.7;
}

/* 统计条 */
.page-news .news-stats {
  list-style: none;
  margin: clamp(28px, 4vw, 44px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-news .news-stat {
  background: var(--ink-800);
  padding: 18px 18px 20px;
}

.page-news .news-stat__value {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(21px, 3vw, 28px);
  font-weight: 600;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
  color: var(--cyan);
}

.page-news .news-stat__value--warm {
  color: var(--orange);
}

.page-news .news-stat__label {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--gray);
}

/* ---------- 通用区块 ---------- */
.page-news .news-block {
  padding: clamp(38px, 6vw, 84px) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-block:last-of-type {
  border-bottom: 0;
}

.page-news .section-head {
  max-width: 760px;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-news .section-head__index {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--gray-dim);
}

.page-news .section-head__title {
  margin: 0 0 12px;
  font-size: clamp(23px, 3.4vw, 30px);
  font-weight: 600;
  line-height: 1.34;
  letter-spacing: 0.005em;
}

.page-news .section-head__note {
  margin: 0;
  color: var(--gray);
  font-size: 15.5px;
  line-height: 1.75;
}

/* ---------- 分类标签 + 条目流 ---------- */
.page-news .news-layout {
  display: grid;
  gap: 26px;
}

.page-news .news-tabs {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
  scrollbar-width: none;
}

.page-news .news-tabs::-webkit-scrollbar {
  display: none;
}

.page-news .news-tab {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  flex: 0 0 auto;
  padding: 11px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-s) var(--radius-s) var(--radius-s) 3px;
  background: var(--ink-800);
  color: var(--gray);
  font-size: 14.5px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease), background-color var(--dur) var(--ease);
}

.page-news .news-tab::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--violet);
  transition: background-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-news .news-tab:hover {
  border-color: var(--cyan);
  color: var(--white);
}

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

.page-news .news-tab.is-current {
  background: rgba(46, 242, 224, 0.12);
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-news .news-tab.is-current::before {
  background: var(--cyan);
  box-shadow: var(--glow-cyan);
}

.page-news .stream-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  padding: 14px 18px;
  margin-bottom: 6px;
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  background: var(--ink-800);
}

.page-news .stream-bar__label {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.2em;
  color: var(--orange);
}

.page-news .stream-bar__text {
  margin: 0;
  font-size: 14.5px;
  color: var(--gray);
  line-height: 1.6;
}

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

.page-news .news-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-item__num {
  padding-top: 5px;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--gray-dim);
  transition: color var(--dur) var(--ease);
}

.page-news .news-item:hover .news-item__num {
  color: var(--cyan);
}

.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  margin-bottom: 9px;
}

.page-news .news-item__time {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gray-dim);
}

.page-news .news-item__title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--white);
  transition: color var(--dur) var(--ease);
}

.page-news .news-item:hover .news-item__title {
  color: var(--cyan);
}

.page-news .news-item__summary {
  margin: 10px 0 0;
  max-height: 6em;
  overflow: hidden;
  color: var(--gray);
  font-size: 15px;
  line-height: 1.72;
  transition: max-height var(--dur) var(--ease), opacity var(--dur) var(--ease), margin-top var(--dur) var(--ease);
}

/* 全宽专题封面带 */
.page-news .news-banner {
  position: relative;
  margin: 26px 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  overflow: hidden;
  background: var(--ink-800);
}

.page-news .news-banner img {
  display: block;
  width: 100%;
  height: clamp(196px, 40vw, 360px);
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06);
}

.page-news .news-banner::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 38%;
  height: 100%;
  background: linear-gradient(198deg, rgba(108, 75, 232, 0.44), transparent 64%);
  clip-path: polygon(100% 0, 100% 100%, 0 0);
  pointer-events: none;
}

.page-news .news-banner__caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: clamp(18px, 3vw, 30px);
  background: linear-gradient(to top, rgba(5, 11, 31, 0.95) 18%, rgba(5, 11, 31, 0));
}

.page-news .news-banner__caption .eyebrow {
  margin-bottom: 8px;
  color: var(--orange);
}

.page-news .news-banner__title {
  margin: 0;
  font-size: clamp(19px, 2.6vw, 25px);
  font-weight: 600;
  line-height: 1.42;
}

.page-news .news-banner__note {
  margin: 8px 0 0;
  max-width: 62ch;
  font-size: 14px;
  color: var(--gray);
  line-height: 1.65;
}

/* ---------- 图片容器 ---------- */
.page-news .news-figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--ink-800);
}

.page-news .news-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 案例合集归档 ---------- */
.page-news .archive-grid {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
}

.page-news .archive-figure img {
  aspect-ratio: 3 / 2;
}

.page-news .archive-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-news .archive-item {
  padding-left: 16px;
  border-left: 1px solid var(--line);
}

.page-news .archive-item__key {
  display: block;
  margin-bottom: 7px;
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

.page-news .archive-item p {
  margin: 0;
  color: var(--gray);
  font-size: 15.5px;
  line-height: 1.78;
}

.page-news .archive-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* ---------- 版本迭代 ---------- */
.page-news .release-figure {
  margin-bottom: clamp(22px, 4vw, 34px);
}

.page-news .release-grid {
  display: grid;
  gap: 16px;
}

.page-news .release-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: linear-gradient(160deg, rgba(10, 23, 51, 0.86), rgba(5, 11, 31, 0.9));
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-news .release-card:hover {
  border-color: var(--violet);
  transform: translateY(-2px);
}

.page-news .release-card--wide {
  border-radius: var(--radius-m) var(--radius-m) 28px 4px;
  background: linear-gradient(120deg, rgba(108, 75, 232, 0.22), rgba(5, 11, 31, 0.92));
}

.page-news .release-card__tag {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--violet-soft);
}

.page-news .release-card__title {
  margin: 0 0 10px;
  font-size: 19px;
  font-weight: 600;
  line-height: 1.46;
}

.page-news .release-card__text {
  margin: 0;
  color: var(--gray);
  font-size: 15.5px;
  line-height: 1.78;
}

/* ---------- 回访节奏 ---------- */
.page-news .visit-grid {
  display: grid;
  gap: 16px;
}

.page-news .visit-card {
  position: relative;
  padding: 24px 22px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-m);
  background: var(--ink-800);
  overflow: hidden;
}

.page-news .visit-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 46px;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
}

.page-news .visit-card__when {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

.page-news .visit-card__title {
  margin: 0 0 9px;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.45;
}

.page-news .visit-card__text {
  margin: 0;
  color: var(--gray);
  font-size: 15px;
  line-height: 1.76;
}

.page-news .visit-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 4vw, 36px);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 720px) {
  .page-news .news-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

  .page-news .release-card--wide {
    grid-column: 1 / -1;
  }

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

@media (min-width: 900px) {
  .page-news .news-layout {
    grid-template-columns: 208px minmax(0, 1fr);
    gap: clamp(30px, 4vw, 56px);
    align-items: start;
  }

  .page-news .news-tabs {
    position: sticky;
    top: 26px;
    flex-direction: column;
    align-items: stretch;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .news-tab {
    justify-content: flex-start;
  }

  .page-news .news-item {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 18px;
    padding: 26px 0;
  }

  .page-news .news-item__summary {
    max-height: 0;
    margin-top: 0;
    opacity: 0;
  }

  .page-news .news-item:hover .news-item__summary,
  .page-news .news-item:focus-within .news-item__summary {
    max-height: 6em;
    margin-top: 10px;
    opacity: 1;
  }

  .page-news .archive-grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
  }

  .page-news .visit-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .headline-card,
  .page-news .release-card,
  .page-news .news-tab,
  .page-news .news-item__title,
  .page-news .news-item__num,
  .page-news .news-item__summary {
    transition: none;
  }

  .page-news .headline-card:hover,
  .page-news .release-card:hover {
    transform: none;
  }
}