.page-news {
  --pn-line: rgba(20, 64, 95, 0.9);
  --pn-card: linear-gradient(160deg, rgba(14, 44, 69, 0.92), rgba(7, 26, 43, 0.92));
  --pn-glow: 0 20px 38px -24px rgba(4, 16, 27, 0.95);
  padding-bottom: clamp(44px, 6vw, 88px);
}

.page-news .breadcrumbs {
  padding-top: clamp(16px, 2.4vw, 26px);
}

/* ---------- 页头 ---------- */
.page-news .notes-head {
  position: relative;
  padding: clamp(28px, 5vw, 74px) 0 clamp(24px, 3.6vw, 46px);
  overflow: hidden;
}

.page-news .notes-head::before {
  content: "";
  position: absolute;
  top: 6%;
  right: -8%;
  width: min(52vw, 620px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 40%, rgba(31, 163, 122, 0.14), rgba(31, 163, 122, 0) 62%);
  pointer-events: none;
}

.page-news .notes-head::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(31, 163, 122, 0.55), rgba(232, 163, 61, 0.42), transparent);
}

.page-news .notes-head h1 {
  margin: 14px 0 0;
  max-width: 22ch;
  font-size: clamp(32px, 5.4vw, 62px);
  line-height: 1.1;
  letter-spacing: -0.022em;
  color: var(--white-100);
}

.page-news .notes-head .lead {
  max-width: 60ch;
  margin-top: 18px;
  color: var(--text-soft);
}

.page-news .notes-head__strip {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 34px);
  padding: 14px 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--pn-line);
  background: rgba(14, 44, 69, 0.5);
  max-width: 640px;
  flex-wrap: wrap;
}

.page-news .notes-head__num {
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1;
  color: var(--amber-500);
  letter-spacing: 0.02em;
}

.page-news .notes-head__txt {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-soft);
}

/* ---------- 主体骨架 ---------- */
.page-news .notes-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 40px);
  padding-top: clamp(26px, 4vw, 48px);
}

.page-news .notes-index {
  min-width: 0;
}

.page-news .notes-index__title {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 0 0 10px;
}

.page-news .notes-index__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-news .notes-index__list li {
  flex: 0 0 auto;
}

.page-news .notes-index__link {
  display: inline-block;
  padding: 8px 16px;
  border-radius: var(--r-pill);
  border: 1px solid var(--pn-line);
  background: rgba(14, 44, 69, 0.45);
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.3;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color var(--t-base), background var(--t-base), color var(--t-base);
}

.page-news .notes-index__link:hover,
.page-news .notes-index__link:focus-visible {
  border-color: var(--green-600);
  background: rgba(31, 163, 122, 0.16);
  color: var(--white-100);
  outline: none;
}

.page-news .notes-index__link:focus-visible {
  box-shadow: 0 0 0 2px rgba(95, 211, 168, 0.75);
}

.page-news .notes-stream {
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 6vw, 82px);
  min-width: 0;
}

.page-news .notes-section {
  min-width: 0;
  scroll-margin-top: 90px;
}

.page-news .section-label {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--pn-line);
}

.page-news .section-label .eyebrow {
  margin: 0;
}

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

.page-news .notes-section .h2 {
  margin: 0 0 16px;
}

/* ---------- 精选长文 ---------- */
.page-news .feature-body {
  padding-top: clamp(20px, 3vw, 32px);
}

.page-news .feature-body .h2 {
  max-width: 26ch;
}

.page-news .feature-body p {
  max-width: 68ch;
  color: var(--text-soft);
  margin: 0 0 16px;
  line-height: 1.8;
}

.page-news .feature-points {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-news .feature-points li {
  position: relative;
  padding: 14px 18px 14px 42px;
  border-radius: var(--r-sm);
  border-left: 2px solid var(--green-600);
  background: rgba(14, 44, 69, 0.5);
  color: var(--white-100);
  font-size: 15px;
  line-height: 1.7;
}

.page-news .feature-points li::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 22px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green-600);
}

/* ---------- 功能迭代卡片 ---------- */
.page-news .note-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .note-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px;
  border-radius: var(--r-md);
  border: 1px solid var(--pn-line);
  background: var(--pn-card);
  transition: transform var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
}

.page-news .note-card:hover,
.page-news .note-card:focus-within {
  transform: translateY(-2px);
  border-color: rgba(31, 163, 122, 0.55);
  box-shadow: var(--pn-glow);
}

.page-news .note-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-dim);
}

.page-news .note-card__meta .mono {
  letter-spacing: 0.05em;
}

.page-news .note-card .h3 {
  margin: 0;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.35;
  color: var(--white-100);
}

.page-news .note-card p {
  margin: 0;
  color: var(--text-soft);
  font-size: 15px;
  line-height: 1.75;
}

.page-news .note-card__len {
  margin-top: auto;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  opacity: 0.55;
  transition: opacity var(--t-base), color var(--t-base);
}

.page-news .note-card:hover .note-card__len,
.page-news .note-card:focus-within .note-card__len {
  opacity: 1;
  color: var(--green-400);
}

.page-news .note-card--lead .note-card__main {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-news .note-card--lead .img-frame {
  border-radius: var(--r-sm);
  overflow: hidden;
}

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

/* ---------- 归档进展 ---------- */
.page-news .archive-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 34px);
  align-items: start;
}

.page-news .archive-block__text p {
  margin: 0 0 16px;
  max-width: 62ch;
  color: var(--text-soft);
  line-height: 1.8;
}

.page-news .archive-facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin: 26px 0 22px;
  padding: 0;
}

.page-news .archive-facts > div {
  padding: 16px 18px;
  border-radius: var(--r-sm);
  border: 1px solid var(--pn-line);
  background: rgba(14, 44, 69, 0.5);
}

.page-news .archive-facts dt {
  font-size: clamp(26px, 3.4vw, 36px);
  line-height: 1;
  color: var(--green-400);
  letter-spacing: 0.02em;
}

.page-news .archive-facts dd {
  margin: 8px 0 0;
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.5;
}

.page-news .archive-note {
  font-size: 14px;
  color: var(--text-dim);
}

.page-news .archive-note a {
  color: var(--green-400);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .archive-note a:hover {
  color: var(--amber-500);
}

/* ---------- 月度观察 ---------- */
.page-news .observe-lead {
  max-width: 66ch;
  margin: 0 0 24px;
  color: var(--text-soft);
  line-height: 1.8;
}

.page-news .observe-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(20px, 3vw, 30px);
  align-items: start;
}

.page-news .observe-chart-wrap {
  border-radius: var(--r-md);
  border: 1px solid var(--pn-line);
  background: rgba(14, 44, 69, 0.42);
  padding: clamp(16px, 2.4vw, 24px);
}

.page-news .observe-chart {
  display: block;
  width: 100%;
  height: auto;
}

.page-news .observe-legend {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  font-size: 14px;
  color: var(--text-soft);
  line-height: 1.6;
}

.page-news .observe-legend li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.page-news .observe-dot {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--green-600);
}

.page-news .observe-dot--amber {
  background: var(--amber-500);
}

.page-news .observe-takeaways {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: clamp(22px, 3vw, 32px);
}

.page-news .observe-take {
  padding: 18px 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--pn-line);
  background: rgba(7, 26, 43, 0.72);
  border-top: 2px solid rgba(31, 163, 122, 0.7);
}

.page-news .observe-take__tag {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--amber-500);
}

.page-news .observe-take__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
}

/* ---------- 专题条带 ---------- */
.page-news .series-rail {
  display: flex;
  gap: 16px;
  margin-top: 4px;
  padding: 4px 4px 18px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
  outline: none;
}

.page-news .series-rail:focus-visible {
  box-shadow: 0 0 0 2px rgba(95, 211, 168, 0.7);
  border-radius: var(--r-md);
}

.page-news .series-item {
  flex: 0 0 clamp(220px, 72vw, 288px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--pn-line);
  background: linear-gradient(200deg, rgba(14, 44, 69, 0.86), rgba(7, 26, 43, 0.94));
  transition: transform var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
}

.page-news .series-item:hover {
  transform: translateY(-2px);
  border-color: rgba(232, 163, 61, 0.5);
  box-shadow: var(--pn-glow);
}

.page-news .series-item__no {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--amber-500);
}

.page-news .series-item__title {
  margin: 0;
  font-size: 17px;
  line-height: 1.45;
  color: var(--white-100);
  font-weight: 600;
}

.page-news .series-item__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .note-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .note-card--lead {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: stretch;
    gap: 22px;
  }

  .page-news .note-card--lead .img-frame {
    flex: 0 0 44%;
    margin: 0;
    align-self: stretch;
  }

  .page-news .observe-takeaways {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .page-news .notes-shell {
    grid-template-columns: 186px minmax(0, 1fr);
    gap: clamp(34px, 4.4vw, 68px);
    align-items: start;
  }

  .page-news .notes-index {
    position: sticky;
    top: 94px;
  }

  .page-news .notes-index__title {
    margin-bottom: 14px;
  }

  .page-news .notes-index__list {
    flex-direction: column;
    overflow: visible;
    gap: 6px;
    padding-bottom: 0;
  }

  .page-news .notes-index__list li {
    width: 100%;
  }

  .page-news .notes-index__link {
    display: block;
    width: 100%;
    white-space: normal;
    padding: 10px 14px;
    border-color: transparent;
    border-left: 2px solid rgba(20, 64, 95, 0.95);
    border-radius: 0 var(--r-sm) var(--r-sm) 0;
    background: transparent;
  }

  .page-news .notes-index__link:hover,
  .page-news .notes-index__link:focus-visible {
    border-left-color: var(--green-600);
    background: rgba(31, 163, 122, 0.12);
  }

  .page-news .archive-block {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }

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

@media (min-width: 1180px) {
  .page-news .note-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .note-card--lead {
    grid-column: 1 / -1;
  }

  .page-news .note-card--lead .img-frame {
    flex: 0 0 40%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .note-card,
  .page-news .series-item,
  .page-news .notes-index__link,
  .page-news .note-card__len {
    transition: none;
  }

  .page-news .note-card:hover,
  .page-news .note-card:focus-within,
  .page-news .series-item:hover {
    transform: none;
  }
}