.page-news {
  --news-hair: rgba(20, 24, 26, 0.13);
  --news-hair-inv: rgba(243, 241, 233, 0.16);
  --news-moss-wash: rgba(47, 107, 79, 0.06);
  --news-alert-wash: rgba(142, 43, 43, 0.06);
  display: block;
}

/* ---------- 首屏 ---------- */

.page-news .news-hero {
  position: relative;
  padding-block: clamp(1.5rem, 5vw, 3.5rem) clamp(2rem, 6vw, 4.5rem);
  overflow: hidden;
}

.page-news .news-hero .breadcrumb {
  color: rgba(243, 241, 233, 0.7);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.page-news .news-hero .breadcrumb a {
  color: rgba(243, 241, 233, 0.88);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 200ms var(--ease);
}

.page-news .news-hero .breadcrumb a:hover {
  border-bottom-color: var(--signal);
}

.page-news .news-hero__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.75rem);
  margin-top: clamp(1.25rem, 3vw, 2.25rem);
}

.page-news .news-hero__copy .kicker {
  color: var(--signal);
}

.page-news .news-hero h1 {
  margin: 0.55rem 0 0;
  font-size: clamp(1.9rem, 6.4vw, 3.5rem);
  font-weight: 900;
  line-height: 1.14;
  letter-spacing: -0.025em;
  color: var(--paper);
  max-width: 15em;
}

.page-news .news-hero .lead {
  margin: clamp(1rem, 2.5vw, 1.4rem) 0 0;
  max-width: 36em;
  font-size: clamp(0.96rem, 1.7vw, 1.06rem);
  line-height: 1.9;
  color: rgba(243, 241, 233, 0.8);
}

.page-news .news-hero .annot {
  margin: 1.15rem 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--signal);
}

.page-news .news-hero__media {
  margin: 0;
  overflow: hidden;
}

.page-news .news-hero__media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 3px;
}

.page-news .news-facts {
  list-style: none;
  margin: clamp(1.75rem, 4.5vw, 2.75rem) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--news-hair-inv);
  border-top: 1px solid var(--news-hair-inv);
  border-bottom: 1px solid var(--news-hair-inv);
}

.page-news .news-fact {
  background: var(--deep);
  padding: 1rem 1.1rem 1.15rem;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.15rem 0.35rem;
}

.page-news .news-fact__value {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 4.5vw, 2rem);
  font-weight: 600;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  color: var(--signal);
}

.page-news .news-fact__unit {
  font-size: 0.8rem;
  color: rgba(243, 241, 233, 0.6);
}

.page-news .news-fact__label {
  flex-basis: 100%;
  margin-top: 0.35rem;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: rgba(243, 241, 233, 0.56);
}

/* ---------- 内容流 ---------- */

.page-news .news-stream {
  padding-block: clamp(2.5rem, 7vw, 5rem);
}

.page-news .news-stream__head,
.page-news .news-series__head,
.page-news .news-subscribe__head {
  margin-bottom: clamp(1.5rem, 4vw, 2.25rem);
}

.page-news .news-stream__headtext h2,
.page-news .news-series__headtext h2,
.page-news .news-subscribe__headtext h2 {
  margin: 0.35rem 0 0;
  font-size: clamp(1.4rem, 4.2vw, 2.1rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.page-news .news-stream__headtext p {
  margin: 0.8rem 0 0;
  max-width: 40em;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--stone);
}

.page-news .news-stream .chapter-num {
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 7vw, 3.4rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--moss);
  display: block;
  margin-bottom: 0.6rem;
}

/* ---------- 标签切换 ---------- */

.page-news .notes-tabs {
  margin-top: clamp(1.25rem, 3.5vw, 2rem);
}

.page-news .notes-tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--news-hair);
}

.page-news .notes-tab {
  appearance: none;
  -webkit-appearance: none;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.58rem 1rem;
  border: 1px solid var(--news-hair);
  border-radius: 999px;
  background: transparent;
  color: var(--ink-soft);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 220ms var(--ease), border-color 220ms var(--ease), color 220ms var(--ease);
}

.page-news .notes-tab:hover {
  border-color: var(--moss);
}

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

.page-news .notes-tab[aria-selected="true"] {
  background: var(--charcoal);
  border-color: var(--charcoal);
  color: var(--paper);
}

.page-news .notes-tab__count {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  color: var(--stone);
}

.page-news .notes-tab[aria-selected="true"] .notes-tab__count {
  color: var(--signal);
}

.page-news .notes-panel {
  padding-top: clamp(1.5rem, 4vw, 2.25rem);
}

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

.page-news .notes-panel:focus-visible {
  outline: 2px solid var(--moss);
  outline-offset: 6px;
}

.page-news .notes-panel__figure {
  margin: 0 0 clamp(1.25rem, 3.5vw, 2rem);
}

.page-news .notes-panel__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 3px;
}

.page-news .media-frame__caption {
  margin-top: 0.6rem;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--stone);
}

/* ---------- 条目列表 ---------- */

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

.page-news .note-item {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  column-gap: 0.85rem;
  padding: 1.3rem 0.85rem;
  border-bottom: 1px solid var(--news-hair);
  border-left: 3px solid transparent;
  transition: background-color 220ms var(--ease), border-color 220ms var(--ease);
}

.page-news .note-item:hover {
  background: var(--news-moss-wash);
  border-left-color: var(--moss);
}

.page-news .note-item--alert {
  border-left-color: var(--alert);
}

.page-news .note-item--alert:hover {
  background: var(--news-alert-wash);
  border-left-color: var(--alert);
}

.page-news .note-item__num {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 600;
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: var(--moss);
}

.page-news .note-item--alert .note-item__num {
  color: var(--alert);
}

.page-news .note-item__meta {
  margin: 0 0 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.09em;
  color: var(--stone);
}

.page-news .note-item__title {
  margin: 0 0 0.5rem;
  font-size: clamp(1.02rem, 2.7vw, 1.22rem);
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--charcoal);
}

.page-news .note-item__excerpt {
  margin: 0;
  max-width: 40em;
  font-size: 0.93rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-news .note-item__stats {
  margin: 0.85rem 0 0;
  padding-top: 0.7rem;
  border-top: 1px dashed var(--news-hair);
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.3rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
  color: var(--stone);
}

.page-news .note-item__stats b {
  font-weight: 600;
  color: var(--charcoal);
}

.page-news .note-item--alert .note-item__stats b {
  color: var(--alert);
}

/* ---------- 客场观察 ---------- */

.page-news .away-intro {
  display: grid;
  gap: 1.25rem;
  margin-bottom: clamp(1.5rem, 4vw, 2.25rem);
}

.page-news .away-intro__figure {
  margin: 0;
}

.page-news .away-intro__text {
  margin: 0;
  max-width: 38em;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--ink-soft);
  border-left: 3px solid var(--alert);
  padding-left: 0.9rem;
}

/* ---------- 数据版本 ---------- */

.page-news .version-grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.25rem);
}

.page-news .version-grid__figure {
  margin: 0;
}

.page-news .version-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.5rem;
  border-left: 1px solid var(--news-hair);
}

.page-news .version-item {
  position: relative;
  padding-bottom: 1.6rem;
}

.page-news .version-item:last-child {
  padding-bottom: 0;
}

.page-news .version-item::before {
  content: "";
  position: absolute;
  left: -1.5rem;
  top: 0.42rem;
  width: 9px;
  height: 9px;
  margin-left: -0.5px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: var(--stone);
  box-shadow: 0 0 0 3px var(--paper);
}

.page-news .version-item--current::before {
  background: var(--moss);
  box-shadow: 0 0 0 3px var(--paper), 0 0 0 7px rgba(47, 107, 79, 0.18);
}

.page-news .version-item__tag {
  display: inline-block;
  margin-bottom: 0.5rem;
  padding: 0.15rem 0.55rem;
  border-radius: 3px;
  background: var(--charcoal);
  color: var(--signal);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}

.page-news .version-item__title {
  margin: 0 0 0.3rem;
  font-size: clamp(0.98rem, 2.4vw, 1.08rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--charcoal);
}

.page-news .version-item__text {
  margin: 0;
  max-width: 40em;
  font-size: 0.9rem;
  line-height: 1.82;
  color: var(--ink-soft);
}

/* ---------- 专题系列 ---------- */

.page-news .news-series {
  padding-block: clamp(2.5rem, 7vw, 5rem);
}

.page-news .news-series .chapter-num {
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 7vw, 3.4rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--clay);
  display: block;
  margin-bottom: 0.6rem;
}

.page-news .news-series__headtext h2 {
  color: var(--paper);
}

.page-news .news-series__headtext p {
  margin: 0.8rem 0 0;
  max-width: 40em;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(243, 241, 233, 0.66);
}

.page-news .series-list {
  border-top: 1px solid var(--news-hair-inv);
}

.page-news .series-item {
  border-bottom: 1px solid var(--news-hair-inv);
}

.page-news .series-item__head {
  display: grid;
  grid-template-columns: 2.2rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.8rem;
  padding: 1.1rem 0.85rem;
  cursor: pointer;
  list-style: none;
  transition: background-color 220ms var(--ease);
}

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

.page-news .series-item__head:hover {
  background: rgba(200, 255, 61, 0.06);
}

.page-news .series-item__head:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: -2px;
}

.page-news .series-item[open] .series-item__head {
  background: rgba(200, 255, 61, 0.05);
}

.page-news .series-item__num {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--signal);
}

.page-news .series-item__title {
  font-size: clamp(1rem, 2.6vw, 1.18rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-news .series-item__count {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  color: rgba(243, 241, 233, 0.58);
}

.page-news .series-item__body {
  padding: 0 0.85rem 1.35rem;
  font-size: 0.91rem;
  line-height: 1.85;
  color: rgba(243, 241, 233, 0.72);
}

.page-news .series-item__body p {
  margin: 0;
  max-width: 44em;
}

/* ---------- 订阅与反馈 ---------- */

.page-news .news-subscribe {
  padding-block: clamp(2.5rem, 7vw, 5rem);
}

.page-news .news-subscribe .chapter-num {
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 7vw, 3.4rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--signal);
  display: block;
  margin-bottom: 0.6rem;
}

.page-news .news-subscribe__headtext h2 {
  color: var(--paper);
}

.page-news .news-subscribe__headtext p {
  margin: 0.8rem 0 0;
  max-width: 40em;
  font-size: 0.95rem;
  line-height: 1.85;
  color: rgba(243, 241, 233, 0.74);
}

.page-news .news-subscribe__grid {
  display: grid;
  gap: clamp(1rem, 3vw, 1.75rem);
}

.page-news .sub-card {
  padding: clamp(1.25rem, 3.5vw, 1.85rem);
  background: var(--glass);
  border: 1px solid var(--news-hair-inv);
  border-radius: 4px;
}

.page-news .sub-card__title {
  margin: 0 0 0.65rem;
  font-size: clamp(1.05rem, 2.6vw, 1.18rem);
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}

.page-news .sub-card__text {
  margin: 0 0 1.15rem;
  font-size: 0.92rem;
  line-height: 1.85;
  color: rgba(243, 241, 233, 0.76);
}

.page-news .sub-card__link {
  display: inline-block;
  padding-bottom: 2px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--signal);
  text-decoration: none;
  border-bottom: 1px solid rgba(200, 255, 61, 0.45);
  transition: border-color 200ms var(--ease);
}

.page-news .sub-card__link:hover {
  border-bottom-color: var(--signal);
}

.page-news .sub-card__link:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 680px) {
  .page-news .notes-tab {
    padding: 0.65rem 1.15rem;
    font-size: 0.94rem;
  }

  .page-news .note-item {
    grid-template-columns: 3rem minmax(0, 1fr);
    column-gap: 1.1rem;
    padding: 1.5rem 1.1rem;
  }

  .page-news .away-intro {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
    gap: 1.75rem;
  }

  .page-news .series-item__head {
    grid-template-columns: 2.6rem minmax(0, 1fr) auto;
    gap: 1.1rem;
    padding: 1.25rem 1.1rem;
  }

  .page-news .series-item__body {
    padding: 0 1.1rem 1.5rem 4.8rem;
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 6.6fr) minmax(0, 5.4fr);
    align-items: center;
    gap: clamp(2rem, 5vw, 4rem);
  }

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

  .page-news .news-fact {
    padding: 1.25rem 1.15rem 1.35rem;
  }

  .page-news .version-grid {
    grid-template-columns: minmax(0, 4.5fr) minmax(0, 7fr);
    align-items: start;
    gap: clamp(2rem, 5vw, 3.5rem);
  }

  .page-news .version-grid__figure {
    position: sticky;
    top: calc(var(--bar-h) + 1.5rem);
  }

  .page-news .news-subscribe__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-news .note-item__excerpt,
  .page-news .note-item__stats {
    max-width: 46em;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .notes-tab,
  .page-news .note-item,
  .page-news .series-item__head,
  .page-news .sub-card__link,
  .page-news .news-hero .breadcrumb a {
    transition: none;
  }
}