.page-news {
  --news-gap: clamp(18px, 3vw, 30px);
  --news-rail-w: 236px;
  --news-card-bg: linear-gradient(165deg, rgba(27, 20, 48, 0.92), rgba(18, 16, 32, 0.96));
  position: relative;
  overflow-x: clip;
}

.page-news .section {
  padding-block: clamp(46px, 7vw, 92px);
  position: relative;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: clamp(16px, 3vw, 34px) 0 clamp(30px, 5vw, 62px);
  isolation: isolate;
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: -14% -18% 0 -18%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(56% 60% at 84% 6%, rgba(124, 77, 255, 0.30), transparent 66%),
    radial-gradient(48% 56% at 4% 98%, rgba(41, 227, 208, 0.15), transparent 70%);
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: center;
}

.page-news .news-hero__copy .section__eyebrow {
  color: var(--cyan);
  letter-spacing: 0.16em;
  font-size: var(--fs-12);
}

.page-news .news-hero__copy h1 {
  margin: 14px 0 0;
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.12;
  font-size: clamp(30px, 5.6vw, 56px);
  color: var(--mist);
}

.page-news .news-hero__lead {
  margin: 20px 0 0;
  max-width: 40em;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--ash);
}

.page-news .news-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-news .news-hero__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px 22px;
  margin: 32px 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.page-news .news-hero__facts dt {
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--ash);
}

.page-news .news-hero__facts dd {
  margin: 7px 0 0;
  font-size: var(--fs-20);
  font-weight: 700;
  color: var(--cyan);
}

.page-news .news-hero__figure {
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  box-shadow: 0 34px 74px -38px rgba(124, 77, 255, 0.85);
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- 本期焦点 ---------- */
.page-news .news-focus__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
}

.page-news .news-focus__main {
  border-radius: var(--radius-xl);
  border: 1px solid rgba(41, 227, 208, 0.32);
  background:
    linear-gradient(142deg, rgba(41, 227, 208, 0.17), rgba(27, 20, 48, 0.92) 50%, rgba(11, 11, 18, 0.96)),
    var(--ink-2);
  padding: clamp(22px, 4vw, 46px);
}

.page-news .news-focus__main .section__eyebrow {
  color: var(--cyan);
  letter-spacing: 0.16em;
  font-size: var(--fs-12);
}

.page-news .news-focus__main .section__title {
  margin-top: 12px;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.24;
  color: var(--mist);
}

.page-news .news-focus__main .section__lead {
  margin-top: 16px;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--ash);
}

.page-news .news-focus__list {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .news-focus__list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px 16px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: rgba(11, 11, 18, 0.55);
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-focus__list li .mono {
  color: var(--cyan);
  font-weight: 700;
}

.page-news .news-focus__aside {
  border-radius: var(--radius-l);
  border: 1px solid var(--line);
  background: var(--ink-2);
  padding: 20px;
}

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

.page-news .news-focus__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-news .news-focus__note {
  margin: 16px 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--ash);
}

.page-news .news-node {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid rgba(41, 227, 208, 0.42);
  color: var(--cyan);
  font-size: var(--fs-14);
  text-decoration: none;
  transition: background-color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-news .news-node:hover,
.page-news .news-node:focus-visible {
  background: rgba(41, 227, 208, 0.14);
  border-color: var(--cyan);
}

/* ---------- 主题流 ---------- */
.page-news .news-stream__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-news .news-stream__rail .chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-news .news-stream__rail .chip {
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--mist);
  font-family: var(--font-body);
  font-size: var(--fs-14);
  cursor: pointer;
  transition: background-color 0.22s var(--ease), border-color 0.22s var(--ease), color 0.22s var(--ease);
}

.page-news .news-stream__rail .chip:hover {
  border-color: var(--lilac);
  background: rgba(201, 182, 255, 0.10);
}

.page-news .news-stream__rail .chip[aria-pressed="true"] {
  background: linear-gradient(120deg, var(--violet), var(--violet-deep));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 14px 32px -20px rgba(124, 77, 255, 0.95);
}

.page-news .news-stream__hint {
  margin: 16px 0 0;
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--ash);
}

.page-news .news-stream__feed {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-news .news-card {
  position: relative;
  overflow: hidden;
  padding: 22px 22px 20px 26px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: var(--news-card-bg);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), background 0.22s var(--ease);
}

.page-news .news-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--violet);
  transition: width 0.22s var(--ease);
}

.page-news .news-card--archive::before { background: var(--cyan); }
.page-news .news-card--list::before { background: var(--coral); }
.page-news .news-card--sub::before { background: var(--lilac); }

.page-news .news-card__cat {
  margin: 0;
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--ash);
}

.page-news .news-card--version .news-card__cat { color: var(--lilac); }
.page-news .news-card--archive .news-card__cat { color: var(--cyan); }
.page-news .news-card--list .news-card__cat { color: var(--coral); }

.page-news .news-card__title {
  margin: 10px 0 0;
  font-size: var(--fs-20);
  line-height: 1.42;
  font-weight: 800;
  color: var(--mist);
}

.page-news .news-card__text {
  margin: 12px 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--ash);
}

.page-news .news-card__meta {
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  font-size: var(--fs-12);
  color: var(--ash);
}

/* ---------- 版本迭代线 ---------- */
.page-news .news-version .section__eyebrow {
  color: var(--coral);
  letter-spacing: 0.16em;
  font-size: var(--fs-12);
}

.page-news .news-version .section__title {
  margin-top: 12px;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.24;
  color: var(--mist);
}

.page-news .news-version .section__lead {
  margin-top: 14px;
  max-width: 62ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--ash);
}

.page-news .news-version__figure {
  margin: 30px 0 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--line-strong);
}

.page-news .news-version__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

.page-news .news-timeline {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-news .news-timeline__item {
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding: 20px 22px;
  border-radius: var(--radius-m);
  border: 1px solid var(--line);
  background: rgba(11, 11, 18, 0.52);
}

.page-news .news-timeline__num {
  font-size: clamp(22px, 3.6vw, 38px);
  font-weight: 800;
  line-height: 1;
  color: var(--coral);
}

.page-news .news-timeline__body h3 {
  margin: 0;
  font-size: var(--fs-16);
  font-weight: 800;
  color: var(--mist);
}

.page-news .news-timeline__body p {
  margin: 8px 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--ash);
}

/* ---------- 归档记录 ---------- */
.page-news .news-archive__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--news-gap);
  align-items: center;
}

.page-news .news-archive__media {
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--line-strong);
}

.page-news .news-archive__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-news .news-archive__body .section__eyebrow {
  color: var(--lilac);
  letter-spacing: 0.16em;
  font-size: var(--fs-12);
}

.page-news .news-archive__body .section__title {
  margin-top: 12px;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.24;
  color: var(--mist);
}

.page-news .news-archive__body .section__lead {
  margin-top: 14px;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--ash);
}

.page-news .news-archive__list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-news .news-archive__list li {
  display: grid;
  grid-template-columns: minmax(0, auto) minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 14px 16px;
  border-radius: var(--radius-s);
  border: 1px solid var(--line);
  background: rgba(27, 20, 48, 0.55);
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-archive__list li .mono {
  color: var(--cyan);
  font-weight: 700;
  letter-spacing: 0.08em;
}

/* ---------- 分类标签调整 ---------- */
.page-news .news-tags .section__eyebrow {
  color: var(--lilac);
  letter-spacing: 0.16em;
  font-size: var(--fs-12);
}

.page-news .news-tags .section__title {
  margin-top: 12px;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.24;
  color: var(--mist);
}

.page-news .news-tags .section__lead {
  margin-top: 14px;
  max-width: 62ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--ash);
}

.page-news .news-tags__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  margin-top: 30px;
}

.page-news .news-tagcard {
  padding: 24px;
  border-radius: var(--radius-l);
  border: 1px solid var(--line);
  background: var(--news-card-bg);
  transition: border-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-news .news-tagcard .num-anchor {
  display: block;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1;
  color: var(--lilac);
}

.page-news .news-tagcard .num-anchor--violet { color: var(--violet); }
.page-news .news-tagcard .num-anchor--coral { color: var(--coral); }

.page-news .news-tagcard h3 {
  margin: 16px 0 0;
  font-size: var(--fs-20);
  line-height: 1.4;
  font-weight: 800;
  color: var(--mist);
}

.page-news .news-tagcard p {
  margin: 10px 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--ash);
}

/* ---------- 订阅与积分 ---------- */
.page-news .news-sub .section__eyebrow {
  color: var(--coral);
  letter-spacing: 0.16em;
  font-size: var(--fs-12);
}

.page-news .news-sub .section__title {
  margin-top: 12px;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.24;
  color: var(--mist);
}

.page-news .news-sub .section__lead {
  margin-top: 14px;
  max-width: 62ch;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--ash);
}

.page-news .news-sub__tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 30px 0 20px;
}

.page-news .news-sub__tablist .tab {
  padding: 10px 22px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--mist);
  font-family: var(--font-body);
  font-size: var(--fs-14);
  cursor: pointer;
  transition: background-color 0.22s var(--ease), border-color 0.22s var(--ease), color 0.22s var(--ease);
}

.page-news .news-sub__tablist .tab:hover {
  border-color: var(--coral);
}

.page-news .news-sub__tablist .tab[aria-selected="true"] {
  background: rgba(78, 27, 46, 0.92);
  border-color: rgba(255, 107, 74, 0.58);
  color: var(--mist);
  box-shadow: 0 14px 32px -20px rgba(255, 107, 74, 0.9);
}

.page-news .news-sub__panels .tab-panel {
  padding: clamp(20px, 3vw, 34px);
  border-radius: var(--radius-l);
  border: 1px solid var(--line);
  background: var(--news-card-bg);
}

.page-news .news-sub__panels .tab-panel[aria-hidden="true"] {
  display: none;
}

.page-news .news-sub__panels .tab-panel + .tab-panel {
  margin-top: 16px;
}

.page-news .news-sub__panels .tab-panel h3 {
  margin: 0;
  font-size: var(--fs-20);
  line-height: 1.4;
  font-weight: 800;
  color: var(--mist);
}

.page-news .news-sub__panels .tab-panel p {
  margin: 12px 0 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--ash);
}

.page-news .news-sub__meta {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: var(--fs-12);
  color: var(--lilac);
  letter-spacing: 0.06em;
}

/* ---------- 结尾行动区 ---------- */
.page-news .news-cta-wrap {
  padding-block: clamp(40px, 6vw, 84px);
}

.page-news .news-cta {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  padding: clamp(26px, 4vw, 52px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(120deg, rgba(124, 77, 255, 0.30), rgba(255, 107, 74, 0.16) 62%, rgba(11, 11, 18, 0.96)),
    var(--ink-2);
}

.page-news .news-cta__copy h2 {
  margin: 0;
  font-size: clamp(22px, 3vw, 32px);
  line-height: 1.3;
  font-weight: 800;
  color: var(--mist);
}

.page-news .news-cta__copy p {
  margin: 14px 0 0;
  max-width: 56ch;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--ash);
}

.page-news .news-cta__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

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

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

@media (min-width: 900px) {
  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-news .news-stream__layout {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: clamp(26px, 4vw, 52px);
    align-items: start;
  }

  .page-news .news-stream__rail {
    position: sticky;
    top: calc(var(--header-total) + 20px);
    padding: 20px;
    border-radius: var(--radius-l);
    border: 1px solid var(--line);
    background: rgba(11, 11, 18, 0.6);
  }

  .page-news .news-stream__rail .chip-group {
    flex-direction: column;
    align-items: stretch;
  }

  .page-news .news-stream__rail .chip {
    text-align: left;
  }

  .page-news .news-archive__grid {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: clamp(28px, 4vw, 56px);
  }
}

@media (min-width: 960px) {
  .page-news .news-focus__grid {
    grid-template-columns: minmax(0, 1.38fr) minmax(0, 1fr);
    align-items: start;
  }

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

  .page-news .news-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

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

@media (hover: hover) {
  .page-news .news-card:hover {
    transform: translateY(-4px);
    border-color: var(--line-strong);
  }

  .page-news .news-card:hover::before {
    width: 7px;
  }

  .page-news .news-tagcard:hover {
    transform: translateY(-4px);
    border-color: var(--line-strong);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-card,
  .page-news .news-tagcard,
  .page-news .news-node,
  .page-news .news-card::before {
    transition: none;
  }

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