.page-news {
  --news-card-pad: 22px;
  --news-gap: 16px;
  display: block;
  background: var(--bg);
  color: var(--ink);
  padding-bottom: 40px;
  overflow-x: hidden;
}

/* ---------- 顶部 ---------- */
.page-news .news-head {
  position: relative;
  padding: 40px 0 26px;
  border-bottom: 1px solid var(--line);
}

.page-news .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.page-news .breadcrumb a {
  color: var(--ink-2);
  text-decoration: none;
  transition: color .12s var(--ease);
}

.page-news .breadcrumb a:hover,
.page-news .breadcrumb a:focus-visible {
  color: var(--cyan);
}

.page-news .breadcrumb__sep {
  color: var(--line);
}

.page-news .page-head__title {
  margin: 16px 0 14px;
  font-size: clamp(40px, 11vw, 96px);
  font-weight: 900;
  line-height: .92;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-news .news-head__lead {
  max-width: 62ch;
  margin: 0 0 22px;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink-long);
}

.page-news .news-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-legend__item {
  padding: 5px 13px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
  background: var(--rail);
  border: 1px solid var(--line);
  border-radius: 999px;
}

/* ---------- 专题矩阵 ---------- */
.page-news .news-matrix {
  position: relative;
  padding: 56px 0 64px;
}

.page-news .news-matrix::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(15, 33, 54, .5) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 33, 54, .5) 1px, transparent 1px);
  background-size: 88px 88px;
  -webkit-mask-image: radial-gradient(120% 70% at 20% 0%, #000 0%, transparent 78%);
  mask-image: radial-gradient(120% 70% at 20% 0%, #000 0%, transparent 78%);
  pointer-events: none;
}

.page-news .news-matrix > .wrap {
  position: relative;
  z-index: 1;
}

.page-news .news-matrix__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 24px;
  padding-bottom: 14px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.page-news .news-matrix__count {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--ink-2);
}

.page-news .news-matrix__count .num {
  font-size: 20px;
  font-weight: 700;
  color: var(--cyan);
}

.page-news .news-tabs .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 28px;
}

.page-news .news-tabs .tabs__tab {
  padding: 9px 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--ink-2);
  background: var(--rail);
  border: 1px solid var(--line);
  cursor: pointer;
  transition: color .12s var(--ease), background .12s var(--ease), border-color .12s var(--ease);
}

.page-news .news-tabs .tabs__tab:hover {
  color: var(--ink);
  border-color: var(--cyan-deep);
}

.page-news .news-tabs .tabs__tab[aria-selected="true"] {
  color: var(--ink-dark);
  background: var(--cyan);
  border-color: var(--cyan);
  font-weight: 700;
}

.page-news .news-tabs .tabs__tab:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.page-news .news-panel[hidden] {
  display: none;
}

.page-news .news-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  align-items: start;
}

/* ---------- 专题卡 ---------- */
.page-news .topic-card {
  position: relative;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: inset 0 0 0 0 transparent;
  transition: border-color .12s var(--ease), box-shadow .12s var(--ease);
}

.page-news .topic-card:hover,
.page-news .topic-card:focus-within {
  border-color: var(--cyan);
  box-shadow: inset 0 0 0 1px var(--cyan), 0 22px 44px -30px rgba(51, 240, 206, .55);
}

.page-news .topic-card__media,
.page-news .topic-card__thumb {
  position: relative;
  margin: 0;
  overflow: hidden;
}

.page-news .topic-card__media img,
.page-news .topic-card__thumb img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(.92) contrast(1.06);
}

.page-news .topic-card__media img {
  aspect-ratio: 3 / 2;
}

.page-news .topic-card__thumb img {
  aspect-ratio: 10 / 7;
}

.page-news .topic-card__media::after,
.page-news .topic-card__thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 11, 20, .1) 0%, rgba(6, 11, 20, .78) 100%);
  pointer-events: none;
}

.page-news .topic-card__body {
  padding: var(--news-card-pad);
}

.page-news .topic-card__h {
  margin: 0;
}

.page-news .topic-card__trigger {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  padding: var(--news-card-pad);
  padding-right: 48px;
  text-align: left;
  background: transparent;
  border: 0;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.page-news .topic-card__trigger:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: -2px;
}

.page-news .topic-card__trigger::after {
  content: "+";
  position: absolute;
  top: var(--news-card-pad);
  right: var(--news-card-pad);
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--cyan);
}

.page-news .topic-card__trigger[aria-expanded="true"]::after {
  content: "\2212";
}

.page-news .topic-card__no {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-news .topic-card__title {
  display: block;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.42;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-news .topic-card__title--lead {
  font-size: clamp(23px, 5vw, 32px);
  line-height: 1.28;
}

.page-news .topic-card__meta {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-2);
}

.page-news .topic-card__sum {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-long);
}

.page-news .topic-card__panel {
  margin: 0 var(--news-card-pad) var(--news-card-pad);
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.page-news .topic-card__panel p {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-long);
}

.page-news .topic-card__panel p:last-child {
  margin-bottom: 0;
}

.page-news .topic-card__thumb + .topic-card__acc .topic-card__trigger {
  padding-top: 18px;
}

/* ---------- 系列连载 ---------- */
.page-news .news-series {
  position: relative;
  padding: 56px 0;
  background: var(--rail);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .news-series__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 24px;
  margin-bottom: 22px;
}

.page-news .news-series__hint {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-2);
}

.page-news .news-series__media {
  position: relative;
  margin: 0 0 26px;
  border: 1px solid var(--line);
  overflow: hidden;
}

.page-news .news-series__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  filter: saturate(.85) contrast(1.08) brightness(.9);
}

.page-news .news-series__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(6, 11, 20, .1) 30%, rgba(51, 240, 206, .16) 100%);
  pointer-events: none;
}

.page-news .news-series__scroll {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 12px;
}

.page-news .news-series__scroll:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.page-news .series-card {
  flex: 0 0 min(82vw, 320px);
  scroll-snap-align: start;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  transition: border-color .12s var(--ease), box-shadow .12s var(--ease);
}

.page-news .series-card:hover {
  border-color: var(--cyan-deep);
  box-shadow: inset 0 0 0 1px rgba(51, 240, 206, .35);
}

.page-news .series-card__tag {
  display: inline-block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--sand);
}

.page-news .series-card__title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-news .series-card__text {
  margin: 0 0 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-long);
}

.page-news .series-card__meta {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cyan);
}

/* ---------- 编辑视角 ---------- */
.page-news .news-desk {
  padding: 56px 0;
}

.page-news .news-desk__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-news .news-desk__rail {
  padding: 20px 0 20px 16px;
  border-left: 2px solid var(--cyan);
}

.page-news .news-desk__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cyan);
}

.page-news .news-desk__stat {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 34px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--ink);
}

.page-news .news-desk__statnote {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--ink-2);
}

.page-news .news-desk__title {
  margin: 0 0 18px;
  font-size: clamp(25px, 5.4vw, 38px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-news .news-desk__body p {
  margin: 0 0 16px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-long);
}

.page-news .news-desk__body p:last-child {
  margin-bottom: 0;
}

/* ---------- 更新提醒 ---------- */
.page-news .news-alert {
  padding: 0 0 72px;
}

.page-news .news-alert__panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding: 28px 22px;
  background: linear-gradient(140deg, rgba(18, 35, 52, .96) 0%, rgba(11, 22, 34, .96) 60%, rgba(14, 143, 124, .22) 100%);
  border: 1px solid var(--line);
}

.page-news .news-alert__title {
  margin: 0 0 12px;
  font-size: clamp(22px, 5vw, 30px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.02em;
  color: var(--ink);
}

.page-news .news-alert__copy p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-long);
}

.page-news .news-alert__tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.page-news .news-alert__switch {
  cursor: pointer;
}

.page-news .news-alert__note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-2);
}

.page-news .news-alert__note a {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--cyan-deep);
}

.page-news .news-alert__note a:hover,
.page-news .news-alert__note a:focus-visible {
  border-bottom-color: var(--cyan);
}

/* ---------- 桌面 ---------- */
@media (min-width: 720px) {
  .page-news .news-head {
    padding: 56px 0 32px;
  }

  .page-news .news-matrix,
  .page-news .news-desk {
    padding: 96px 0 104px;
  }

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

  .page-news .news-alert {
    padding-bottom: 120px;
  }

  .page-news .news-cards {
    --news-gap: 22px;
  }

  .page-news .topic-card__body,
  .page-news .topic-card__trigger {
    --news-card-pad: 26px;
  }

  .page-news .news-alert__panel {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: center;
    gap: 32px;
    padding: 36px 40px;
  }

  .page-news .news-alert__tools {
    justify-content: flex-end;
  }
}

@media (min-width: 900px) {
  .page-news .news-cards {
    grid-template-columns: repeat(12, 1fr);
  }

  .page-news .news-cards > * {
    grid-column: span 4;
  }

  .page-news .news-cards > .topic-card--s4 {
    grid-column: span 4;
  }

  .page-news .news-cards > .topic-card--s5 {
    grid-column: span 5;
  }

  .page-news .news-cards > .topic-card--s7,
  .page-news .news-cards > .topic-card--feature {
    grid-column: span 7;
  }

  .page-news .news-cards > .topic-card--s8 {
    grid-column: span 8;
  }

  .page-news .news-desk__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: var(--gap);
  }

  .page-news .news-desk__rail {
    padding-top: 8px;
  }

  .page-news .series-card {
    flex: 0 0 300px;
  }
}

@media (min-width: 1100px) {
  .page-news .news-series__scroll {
    gap: 20px;
  }

  .page-news .series-card {
    flex: 0 0 330px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .topic-card,
  .page-news .series-card,
  .page-news .news-tabs .tabs__tab,
  .page-news .breadcrumb a {
    transition: none;
  }
}