.page-news {
  --news-hero-fs: clamp(32px, 6vw, 64px);
  --news-gold-deep: #8A6A1F;
  --news-paper-line: rgba(15, 42, 34, .16);
}

/* 面包屑 */
.page-news .breadcrumbs {
  padding: 22px 0 4px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  padding-bottom: clamp(28px, 5vw, 56px);
}

.page-news .news-hero__frame {
  position: relative;
  overflow: hidden;
  padding: clamp(26px, 5vw, 58px);
  background:
    radial-gradient(120% 100% at 88% -12%, rgba(53, 224, 208, .13), transparent 58%),
    radial-gradient(95% 85% at -12% 112%, rgba(212, 166, 74, .15), transparent 62%),
    linear-gradient(146deg, var(--ink) 0%, var(--obsidian) 62%);
}

.page-news .news-hero__beam {
  position: absolute;
  top: -35%;
  right: -12%;
  width: 52%;
  height: 180%;
  background: linear-gradient(100deg, transparent 0%, rgba(53, 224, 208, .09) 46%, transparent 78%);
  transform: rotate(14deg);
  pointer-events: none;
}

.page-news .news-hero__text {
  position: relative;
  z-index: 1;
  max-width: 66ch;
}

.page-news .news-hero__title {
  margin: 14px 0 0;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: var(--news-hero-fs);
  line-height: 1.08;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-news .news-hero__mark {
  color: var(--gold-soft);
}

.page-news .news-hero__lede {
  margin: 20px 0 0;
  max-width: 47ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-hero__facts {
  list-style: none;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 22px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 22px;
}

.page-news .news-hero__fact {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-news .news-hero__num {
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.6vw, 24px);
  letter-spacing: .02em;
  color: var(--cyan);
}

.page-news .news-hero__txt {
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

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

.page-news .news-hero__media {
  position: relative;
  z-index: 1;
  margin: clamp(26px, 4vw, 42px) 0 0;
  border: 1px solid var(--line-gold);
  overflow: hidden;
}

.page-news .news-hero__media .media__img {
  display: block;
  width: 100%;
  height: auto;
}

.page-news .news-hero__ticks {
  position: relative;
  z-index: 1;
  margin-top: 22px;
}

/* ---------- 置顶观察 ---------- */
.page-news .news-pinned {
  padding-block: clamp(52px, 8vw, 92px);
}

.page-news .news-pinned__lead {
  margin: clamp(26px, 4vw, 44px) 0 0;
  padding: clamp(24px, 3.4vw, 48px);
  background: var(--paper);
  color: var(--ink);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 40px);
  align-items: start;
}

.page-news .news-pinned__issue {
  margin: 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--news-gold-deep);
}

.page-news .news-pinned__title {
  margin: 12px 0 0;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(24px, 3.6vw, 36px);
  line-height: 1.2;
  letter-spacing: -.015em;
  color: var(--ink);
}

.page-news .news-pinned__sum {
  margin: 16px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
  opacity: .84;
}

.page-news .news-pinned__details {
  margin-top: 22px;
}

.page-news .news-pinned__summary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 6px 0;
  list-style: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  border-bottom: 2px solid var(--news-gold-deep);
}

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

.page-news .news-pinned__summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--news-gold-deep);
}

.page-news .news-pinned__details[open] .news-pinned__summary::after {
  content: "−";
}

.page-news .news-pinned__points {
  list-style: none;
  counter-reset: pin;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .news-pinned__points li {
  position: relative;
  padding-left: 34px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
}

.page-news .news-pinned__points li::before {
  counter-increment: pin;
  content: "0" counter(pin);
  position: absolute;
  left: 0;
  top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--news-gold-deep);
}

.page-news .news-pinned__media {
  margin: 0;
  border: 1px solid var(--news-paper-line);
  overflow: hidden;
}

.page-news .news-pinned__media .media__img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 版本速递 ---------- */
.page-news .news-versions {
  padding-block: clamp(52px, 8vw, 92px);
}

.page-news .news-chipbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(22px, 3vw, 32px) 0 0;
}

.page-news .news-chipbar .chip {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  text-decoration: none;
}

.page-news .news-index {
  margin-top: clamp(28px, 4vw, 46px);
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
}

.page-news .news-index__list {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
}

.page-news .news-index__link {
  display: flex;
  align-items: baseline;
  gap: 12px;
  min-height: 44px;
  padding: 10px 8px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .news-index__link:hover,
.page-news .news-index__link:focus-visible {
  color: var(--gold-soft);
  border-left-color: var(--gold);
}

.page-news .news-index__num {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-news .news-item {
  position: relative;
  padding: 24px 0 24px 20px;
  border-bottom: 1px solid var(--line);
}

.page-news .news-item:first-child {
  padding-top: 6px;
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  bottom: 24px;
  width: 2px;
  background: var(--gold);
  transform: scaleY(0);
  transform-origin: top center;
  transition: transform var(--dur) var(--ease);
}

.page-news .news-item:first-child::before {
  top: 6px;
}

.page-news .news-item:hover::before,
.page-news .news-item:focus-within::before {
  transform: scaleY(1);
}

.page-news .news-item__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .news-item__issue {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--gold);
}

.page-news .news-item__tag {
  display: inline-block;
  padding: 3px 11px;
  font-size: 12px;
  letter-spacing: .06em;
  border: 1px solid currentColor;
  border-radius: 999px;
}

.page-news .news-item__tag--gold {
  color: var(--gold-soft);
}

.page-news .news-item__tag--cyan {
  color: var(--cyan);
}

.page-news .news-item__tag--coral {
  color: var(--coral);
}

.page-news .news-item__tag--mist {
  color: var(--mist);
}

.page-news .news-item__time {
  margin-left: auto;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--mist);
}

.page-news .news-item__title {
  margin: 12px 0 0;
  font-size: clamp(19px, 2.4vw, 23px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-news .news-item__sum {
  margin: 10px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

/* ---------- 动线拆解 ---------- */
.page-news .news-flows {
  padding-block: clamp(52px, 8vw, 92px);
  color: var(--ink);
}

.page-news .news-flows__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
  margin-top: clamp(26px, 4vw, 44px);
}

.page-news .news-flows__media {
  margin: 0;
}

.page-news .news-flows__media .media__img {
  display: block;
  width: 100%;
  height: auto;
}

.page-news .news-flows__media .media__caption {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink);
  opacity: .7;
}

.page-news .news-flow {
  padding: clamp(20px, 3vw, 28px) 0;
  border-top: 1px solid var(--news-paper-line);
}

.page-news .news-flow:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-news .news-flow__title {
  margin: 10px 0 0;
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -.01em;
  color: var(--ink);
}

.page-news .news-flow__steps {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .news-flow__steps .steps__item {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-news .news-flow__steps .steps__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1;
  color: var(--news-gold-deep);
  border: 1px solid var(--news-gold-deep);
  border-radius: 50%;
}

.page-news .news-flow__steps .steps__title {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-news .news-flow__steps .steps__text {
  margin: 4px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink);
  opacity: .78;
}

.page-news .news-flow__note {
  margin: 16px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--coral);
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink);
  opacity: .88;
}

/* ---------- 地区观察 ---------- */
.page-news .news-regions {
  padding-block: clamp(52px, 8vw, 92px);
}

.page-news .news-regions__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  margin-top: clamp(26px, 4vw, 40px);
  align-items: center;
}

.page-news .news-regions__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.page-news .news-stat {
  padding: 16px 18px;
  background: rgba(21, 64, 53, .5);
  border-left: 2px solid var(--gold);
}

.page-news .news-stat:nth-child(2) {
  border-left-color: var(--cyan);
}

.page-news .news-stat:nth-child(3) {
  border-left-color: var(--coral);
}

.page-news .news-stat:nth-child(4) {
  border-left-color: var(--mist);
}

.page-news .news-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(22px, 3.2vw, 32px);
  letter-spacing: .02em;
  color: var(--gold-soft);
}

.page-news .news-stat:nth-child(2) .news-stat__num {
  color: var(--cyan);
}

.page-news .news-stat:nth-child(3) .news-stat__num {
  color: var(--coral);
}

.page-news .news-stat__txt {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.68;
  color: var(--mist);
}

.page-news .news-regions__media {
  margin: 0;
  border: 1px solid var(--line-gold);
  overflow: hidden;
}

.page-news .news-regions__media .media__img {
  display: block;
  width: 100%;
  height: auto;
}

.page-news .news-regions__note {
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 问答整理 ---------- */
.page-news .news-qa {
  padding-block: clamp(52px, 8vw, 92px);
}

.page-news .news-qa__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin-top: clamp(26px, 4vw, 40px);
  border-top: 1px solid var(--line);
}

.page-news .news-qa__item {
  padding: clamp(22px, 3vw, 30px) 0;
  border-bottom: 1px solid var(--line);
}

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

.page-news .news-qa__title {
  margin: 12px 0 0;
  font-size: clamp(18px, 2.2vw, 21px);
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-news .news-qa__text {
  margin: 10px 0 0;
  max-width: 46ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .news-qa__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 8px;
  font-size: 14px;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, .42);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .news-qa__link:hover,
.page-news .news-qa__link:focus-visible {
  color: var(--gold-soft);
  border-bottom-color: var(--gold);
}

/* ---------- 更新节奏 ---------- */
.page-news .news-cadence {
  padding-block: clamp(52px, 8vw, 92px);
  color: var(--ink);
}

.page-news .news-cadence__list {
  list-style: none;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 34px);
}

.page-news .news-cadence__item {
  padding-top: 18px;
  border-top: 3px solid var(--news-gold-deep);
}

.page-news .news-cadence__num {
  margin: 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--news-gold-deep);
}

.page-news .news-cadence__title {
  margin: 10px 0 0;
  font-size: clamp(17px, 2.1vw, 20px);
  font-weight: 800;
  line-height: 1.4;
  color: var(--ink);
}

.page-news .news-cadence__text {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--ink);
  opacity: .82;
}

/* ---------- 结尾入口 ---------- */
.page-news .news-cta {
  padding-block: clamp(48px, 7vw, 88px);
}

.page-news .news-cta__box {
  padding: clamp(26px, 4vw, 52px);
  border: 1px solid var(--line-gold);
  background: linear-gradient(122deg, var(--ink-deep) 0%, var(--ink) 100%);
}

.page-news .news-cta__title {
  margin: 0;
  font-size: clamp(23px, 3.2vw, 34px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.015em;
  color: var(--text);
}

.page-news .news-cta__text {
  margin: 14px 0 0;
  max-width: 52ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-cta__act {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 30px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-news .news-hero__facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .news-regions__stats {
    gap: 16px;
  }
}

@media (min-width: 820px) {
  .page-news .news-pinned__lead {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }

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

  .page-news .news-qa__item {
    padding-right: clamp(20px, 3vw, 36px);
  }

  .page-news .news-qa__item:nth-child(even) {
    padding-left: clamp(20px, 3vw, 36px);
    border-left: 1px solid var(--line);
  }

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

@media (min-width: 900px) {
  .page-news .news-index {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: clamp(36px, 5vw, 64px);
  }

  .page-news .news-index__side {
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
    align-self: start;
  }

  .page-news .news-item {
    padding-left: 24px;
  }
}

@media (min-width: 980px) {
  .page-news .news-flows__grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
    align-items: start;
  }

  .page-news .news-flows__media {
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
  }

  .page-news .news-regions__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-item::before,
  .page-news .news-index__link,
  .page-news .news-qa__link {
    transition: none;
  }

  .page-news .news-item::before {
    transform: scaleY(0);
  }
}