.page-news {
  --news-border: 2px;
  --news-radius: 0;
  background: var(--deep-space);
  color: var(--warm);
  overflow-x: hidden;
}

.page-news img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: 104px 0 46px;
  overflow: hidden;
  background:
    radial-gradient(130% 90% at 0% 0%, rgba(53, 214, 232, .12), transparent 58%),
    linear-gradient(180deg, var(--deep) 0%, var(--deep-space) 72%, var(--deep-space) 100%);
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 2;
}

.page-news .news-hero__grid {
  display: grid;
  gap: 26px;
}

.page-news .news-hero .index-label {
  color: var(--gold);
}

.page-news .news-hero__title {
  margin: 14px 0 0;
  font-size: clamp(2.4rem, 11vw, 4.6rem);
  font-weight: 200;
  line-height: 1.04;
  letter-spacing: .015em;
  color: var(--warm);
}

.page-news .news-hero__title span {
  display: block;
}

.page-news .news-hero__title-line {
  font-weight: 300;
  color: var(--gold);
}

.page-news .news-hero__lede {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

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

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

/* ---------- 分栏骨架 ---------- */
.page-news .news-split {
  display: grid;
  gap: 30px;
}

.page-news .news-block-head {
  max-width: 62ch;
  margin-bottom: 28px;
}

.page-news .news-block-head .section-title {
  margin: 10px 0 0;
}

.page-news .news-block-head .section-lede {
  margin-top: 14px;
}

/* ---------- 更新列表 ---------- */
.page-news .news-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .news-chip {
  display: inline-block;
  padding: 7px 13px;
  border: 2px solid var(--gold-line);
  background: rgba(13, 37, 66, .55);
  color: var(--mist);
  font-size: 12px;
  letter-spacing: .06em;
  cursor: default;
  transition: border-color .18s ease, color .18s ease, background .18s ease;
}

.page-news .news-chip:hover {
  border-color: var(--cyan);
  color: var(--warm);
}

.page-news .news-chip.is-active {
  border-color: var(--gold);
  background: rgba(242, 184, 75, .14);
  color: var(--gold);
}

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

.page-news .news-entry {
  position: relative;
  padding: 18px 16px;
  border: var(--news-border) solid var(--gold-line);
  background: var(--surface-grad);
  outline: none;
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.page-news .news-entry:hover,
.page-news .news-entry:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hard);
}

.page-news .news-entry:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-news .news-entry--feature {
  border-color: var(--gold);
  background: linear-gradient(140deg, rgba(242, 184, 75, .14), rgba(13, 37, 66, .96) 58%);
}

.page-news .news-entry--wide {
  border-color: var(--cyan);
  background: linear-gradient(140deg, rgba(53, 214, 232, .10), rgba(13, 37, 66, .96) 60%);
}

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

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

.page-news .news-entry__title {
  margin: 12px 0 0;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--warm);
}

.page-news .news-entry--feature .news-entry__title,
.page-news .news-entry--wide .news-entry__title {
  font-size: 19px;
}

.page-news .news-entry__body {
  margin: 8px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-entry__foot {
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px solid rgba(201, 146, 46, .28);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--gold);
}

/* ---------- 版本脉络 ---------- */
.page-news .news-version {
  background:
    linear-gradient(180deg, rgba(3, 9, 16, .55), rgba(7, 26, 47, 0) 22%),
    var(--deep-space);
}

.page-news .news-version__layout {
  display: grid;
  gap: 24px;
}

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

.page-news .news-version__trail {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 4px 0 0;
  list-style: none;
}

.page-news .news-version__row {
  position: relative;
  padding: 16px 16px 16px 24px;
  border-left: var(--news-border) solid var(--gold-line);
  background: linear-gradient(90deg, rgba(13, 37, 66, .78), rgba(7, 26, 47, .18));
  outline: none;
  transition: border-left-color .2s ease, background .2s ease;
}

.page-news .news-version__row + .news-version__row {
  margin-top: 10px;
}

.page-news .news-version__row::before {
  content: "";
  position: absolute;
  left: -8px;
  top: 22px;
  width: 13px;
  height: 13px;
  background: var(--gold);
  border: 2px solid var(--deep);
}

.page-news .news-version__row:hover,
.page-news .news-version__row:focus-visible {
  border-left-color: var(--cyan);
  background: linear-gradient(90deg, rgba(53, 214, 232, .13), rgba(7, 26, 47, .2));
}

.page-news .news-version__row:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-news .news-version__code {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--gold-line);
  background: rgba(3, 9, 16, .6);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-news .news-version__title {
  margin: 10px 0 0;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--warm);
}

.page-news .news-version__body {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-version__note {
  margin: 24px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--cyan);
  background: rgba(53, 214, 232, .07);
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

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

/* ---------- 小屏适配 ---------- */
.page-news .news-adapt__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 26px;
}

.page-news .news-adapt__stat {
  padding: 16px 12px;
  border: var(--news-border) solid var(--gold-line);
  background: rgba(13, 37, 66, .7);
}

.page-news .news-adapt__num {
  display: block;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--gold);
}

.page-news .news-adapt__label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--mist);
}

.page-news .news-adapt__body {
  display: grid;
  gap: 22px;
}

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

.page-news .news-adapt__sub {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 700;
  color: var(--warm);
}

.page-news .news-crosslist {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--gold-line);
}

.page-news .news-crosslist li {
  padding: 12px 4px 12px 26px;
  border-bottom: 1px solid rgba(155, 176, 201, .22);
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
  position: relative;
}

.page-news .news-crosslist li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 20px;
  width: 10px;
  height: 2px;
  background: var(--cyan);
}

.page-news .news-adapt__hint {
  margin: 18px 0 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 导航调整 ---------- */
.page-news .news-nav {
  background: linear-gradient(180deg, rgba(13, 37, 66, .55), rgba(7, 26, 47, 0));
}

.page-news .news-nav__layout {
  display: grid;
  gap: 26px;
}

.page-news .news-nav__intro {
  margin: 16px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .news-nav__media {
  margin: 22px 0 0;
}

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

.page-news .news-nav-card {
  display: block;
  padding: 16px;
  border: var(--news-border) solid var(--gold-line);
  background: var(--surface-grad);
  text-decoration: none;
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}

.page-news .news-nav-card:hover,
.page-news .news-nav-card:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hard-cyan);
}

.page-news .news-nav-card:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

.page-news .news-nav-card__no {
  display: inline-block;
  margin-bottom: 10px;
  padding: 2px 8px;
  border: 1px solid var(--gold-line);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-news .news-nav-card__name {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--warm);
}

.page-news .news-nav-card__desc {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 索引与归档 ---------- */
.page-news .news-archive {
  border-top: 2px solid var(--gold-line);
}

.page-news .news-archive__grid {
  display: grid;
  gap: 20px;
}

.page-news .news-archive__col {
  padding: 18px 16px;
  border: var(--news-border) solid rgba(201, 146, 46, .5);
  background: rgba(3, 9, 16, .42);
}

.page-news .news-archive__title {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--gold);
}

.page-news .news-archive__list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-archive__list a {
  display: block;
  padding: 8px 0;
  border-bottom: 1px solid rgba(155, 176, 201, .2);
  font-size: 14px;
  line-height: 1.6;
  color: var(--mist);
  text-decoration: none;
  transition: color .18s ease, border-color .18s ease, padding-left .18s ease;
}

.page-news .news-archive__list a:hover,
.page-news .news-archive__list a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
  padding-left: 4px;
}

.page-news .news-archive__list--mono a {
  display: flex;
  gap: 10px;
  align-items: baseline;
  font-size: 13px;
}

.page-news .news-archive__list--mono .mono {
  color: var(--gold);
  letter-spacing: .06em;
}

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

.page-news .news-archive__cta {
  margin: 26px 0 0;
  padding: 16px;
  border: 1px dashed var(--gold-line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .news-hero {
    padding: 132px 0 64px;
  }

  .page-news .news-hero__lede {
    font-size: 16px;
  }

  .page-news .news-split {
    gap: 34px;
  }

  .page-news .news-entry {
    padding: 22px 24px;
  }

  .page-news .news-entry__title {
    font-size: 19px;
  }

  .page-news .news-entry--feature .news-entry__title,
  .page-news .news-entry--wide .news-entry__title {
    font-size: 22px;
  }

  .page-news .news-entry__body {
    font-size: 15px;
  }

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

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

@media (min-width: 1024px) {
  .page-news .news-hero {
    padding: 158px 0 78px;
  }

  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 48px;
    align-items: end;
  }

  .page-news .news-hero__title {
    font-size: clamp(3.4rem, 5.6vw, 5.6rem);
  }

  .page-news .news-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 56px;
    align-items: start;
  }

  .page-news .news-split__lead {
    position: sticky;
    top: 130px;
  }

  .page-news .news-version__layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 46px;
    align-items: start;
  }

  .page-news .news-adapt__body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
  }

  .page-news .news-nav__layout {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 52px;
    align-items: start;
  }

  .page-news .news-nav__media {
    margin-top: 26px;
  }

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

  .page-news .news-archive__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 1280px) {
  .page-news .news-entry--feature {
    padding: 26px 28px;
  }

  .page-news .news-nav-card {
    padding: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-entry,
  .page-news .news-nav-card,
  .page-news .news-version__row,
  .page-news .news-archive__list a {
    transition: none;
    transform: none;
  }
}