.page-news {
  --news-radius: 2px;
  --news-shadow: 0 14px 30px -24px rgba(7, 26, 43, 0.55);
  --news-shadow-hover: 0 20px 38px -26px rgba(7, 26, 43, 0.7);
  background: var(--mist-200);
  color: var(--ink-900);
  padding-top: calc(var(--desk-header-h) + 6px);
  padding-bottom: clamp(36px, 5vw, 72px);
}

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

/* ---------- 首屏 ---------- */
.page-news__hero {
  padding: clamp(14px, 2.6vw, 28px) 0 clamp(30px, 4.6vw, 58px);
}

.page-news__heroGrid {
  display: grid;
  gap: clamp(22px, 3.6vw, 44px);
  align-items: center;
}

.page-news__heroText {
  min-width: 0;
}

.page-news__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--ink-600);
}

.page-news__eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--coral-500);
}

.page-news__eyebrow--onDark {
  color: var(--electric-500);
}

.page-news h1 {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(2rem, 5.6vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: 0.01em;
  color: var(--abyss-900);
}

.page-news__lede {
  margin: 0;
  max-width: 54ch;
  font-size: clamp(0.98rem, 1.5vw, 1.1rem);
  line-height: 1.8;
  color: var(--ink-600);
}

.page-news__index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  margin: clamp(22px, 3vw, 30px) 0 0;
  padding: 16px 0;
  border-top: 1px solid var(--line-300);
  border-bottom: 1px solid var(--line-300);
}

.page-news__index dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--ink-600);
}

.page-news__index dd {
  margin: 5px 0 0;
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--abyss-700);
}

/* ---------- 图片容器 ---------- */
.page-news__figure {
  margin: 0;
  border: 1px solid var(--line-300);
  background: linear-gradient(155deg, var(--abyss-900) 0%, var(--abyss-700) 100%);
  box-shadow: var(--news-shadow);
  overflow: hidden;
}

.page-news__figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news__figure--hero img {
  aspect-ratio: 16 / 9;
}

.page-news__figure--stack img {
  aspect-ratio: 3 / 2;
}

.page-news__figure--wide img {
  aspect-ratio: 3 / 2;
}

.page-news__figure--export img {
  aspect-ratio: 10 / 7;
}

.page-news__caption {
  display: block;
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-600);
  background: var(--cream-100);
  border-top: 1px solid var(--line-300);
}

/* ---------- 章节骨架 ---------- */
.page-news__sec {
  padding-block: clamp(30px, 4.6vw, 64px);
}

.page-news__sec + .page-news__sec {
  border-top: 1px solid var(--line-300);
}

.page-news__secHead {
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-news__secHead h2 {
  margin: 0 0 10px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1.4rem, 2.7vw, 2rem);
  line-height: 1.25;
  letter-spacing: 0.04em;
  color: var(--abyss-900);
}

.page-news__note {
  margin: 0;
  max-width: 62ch;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--ink-600);
}

/* ---------- 时间轴 + 档案柜 ---------- */
.page-news__archiveGrid {
  display: grid;
  gap: clamp(24px, 3.6vw, 44px);
}

.page-news__side {
  min-width: 0;
}

.page-news__list {
  min-width: 0;
}

.news-tl {
  position: relative;
  margin: 0 0 22px;
  padding: 0 0 0 26px;
  list-style: none;
}

.news-tl::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(180deg, var(--electric-500) 0%, var(--line-300) 55%, rgba(169, 183, 193, 0) 100%);
}

.news-tl__item {
  position: relative;
  padding-bottom: 20px;
}

.news-tl__item:last-child {
  padding-bottom: 0;
}

.news-tl__item::before {
  content: "";
  position: absolute;
  left: -23px;
  top: 7px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--abyss-700);
  box-shadow: 0 0 0 3px rgba(169, 183, 193, 0.4);
}

.news-tl__item--now::before {
  background: var(--coral-500);
  box-shadow: 0 0 0 4px rgba(255, 107, 74, 0.2);
}

.news-tl__ver {
  display: inline-block;
  margin-bottom: 5px;
  padding: 1px 7px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--abyss-900);
  background: var(--electric-100);
  border: 1px solid rgba(22, 217, 209, 0.45);
}

.news-tl__link {
  display: block;
  font-size: 0.94rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink-900);
  text-decoration: none;
}

.news-tl__link:hover,
.news-tl__link:focus-visible {
  color: var(--abyss-700);
  text-decoration: underline;
  text-decoration-color: var(--coral-500);
  text-underline-offset: 4px;
}

.news-tl__when {
  display: block;
  margin-top: 3px;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-600);
}

/* ---------- 分类筛选条 ---------- */
.page-news__chips {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 2px 10px;
  margin-bottom: 10px;
}

.page-news__chips a {
  flex: 0 0 auto;
  padding: 7px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--abyss-700);
  text-decoration: none;
  background: var(--cream-100);
  border: 1px solid var(--line-300);
  border-radius: 999px;
  transition: border-color 0.18s ease, background 0.18s ease, color 0.18s ease;
}

.page-news__chips a:hover,
.page-news__chips a:focus-visible {
  border-color: var(--electric-500);
  background: var(--electric-100);
  color: var(--abyss-900);
}

/* ---------- 档案分组与条目 ---------- */
.archive {
  margin-bottom: clamp(20px, 3vw, 30px);
  scroll-margin-top: calc(var(--desk-header-h) + 20px);
}

.archive:last-child {
  margin-bottom: 0;
}

.archive__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-bottom: 8px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--line-300);
}

.archive__num {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--coral-500);
}

.archive__head h3 {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.05em;
  color: var(--abyss-900);
}

.archive__count {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-600);
}

.record {
  margin-bottom: 10px;
  background: var(--cream-100);
  border: 1px solid var(--line-300);
  border-radius: var(--news-radius);
  box-shadow: var(--news-shadow);
  scroll-margin-top: calc(var(--desk-header-h) + 24px);
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.record:last-child {
  margin-bottom: 0;
}

.record:hover {
  border-color: var(--electric-500);
  box-shadow: var(--news-shadow-hover);
}

.record[open] {
  border-color: var(--electric-500);
  box-shadow: var(--news-shadow-hover);
}

.record summary {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 14px;
  cursor: pointer;
  list-style: none;
}

.record summary::-webkit-details-marker {
  display: none;
}

.record summary:focus-visible {
  outline: 2px solid var(--electric-500);
  outline-offset: -2px;
}

.record__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
  min-width: 0;
}

.record__ver {
  padding: 1px 7px;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--abyss-900);
  background: var(--electric-100);
  border: 1px solid rgba(22, 217, 209, 0.45);
}

.record__date {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-600);
}

.record__title {
  flex: 1 1 100%;
  font-size: 0.94rem;
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink-900);
}

.record__caret {
  flex: 0 0 auto;
  padding-top: 1px;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1;
  color: var(--abyss-700);
  transition: transform 0.2s ease, color 0.2s ease;
}

.record[open] .record__caret {
  transform: rotate(45deg);
  color: var(--coral-500);
}

.record__body {
  padding: 12px 14px 14px;
  border-top: 1px dashed var(--line-300);
}

.record__fields {
  display: grid;
  gap: 10px;
  margin: 0;
}

.record__fields dt {
  margin-bottom: 3px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--ink-600);
}

.record__fields dd {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--ink-900);
}

/* ---------- 周期导出 ---------- */
.page-news__export {
  padding: clamp(22px, 3.4vw, 46px);
  background: var(--abyss-900);
  border: 1px solid var(--abyss-700);
  box-shadow: 0 28px 52px -40px rgba(7, 26, 43, 0.9);
}

.export__inner {
  display: grid;
  gap: clamp(22px, 3.4vw, 40px);
  align-items: start;
}

.page-news__export h2 {
  margin: 0 0 12px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1.4rem, 2.7vw, 2rem);
  line-height: 1.25;
  letter-spacing: 0.04em;
  color: var(--white);
}

.export__lede {
  margin: 0;
  max-width: 58ch;
  font-size: 0.93rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.76);
}

.export__specs {
  display: grid;
  gap: 14px;
  margin-top: clamp(18px, 2.6vw, 26px);
}

.export__formats {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.export__spec {
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.export__specTitle {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--electric-500);
}

.export__specText {
  margin: 7px 0 0;
  font-size: 0.85rem;
  line-height: 1.72;
  color: rgba(255, 255, 255, 0.78);
}

.export__foot {
  margin: clamp(16px, 2.4vw, 22px) 0 0;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 0.82rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
}

.page-news__export .page-news__figure {
  border-color: rgba(255, 255, 255, 0.22);
  box-shadow: none;
}

/* ---------- 版本演进卡片带 ---------- */
.page-news__bandWrap {
  margin-top: clamp(20px, 3vw, 30px);
}

.page-news__band {
  display: flex;
  gap: 14px;
  margin: 0;
  padding: 2px 2px 12px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
}

.page-news__band:focus-visible {
  outline: 2px solid var(--electric-500);
  outline-offset: 4px;
}

.page-news__bandItem {
  flex: 0 0 min(78vw, 330px);
  scroll-snap-align: start;
  padding: 18px 18px 20px;
  background: var(--cream-100);
  border: 1px solid var(--line-300);
  border-radius: var(--news-radius);
  box-shadow: var(--news-shadow);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.page-news__bandItem:hover {
  transform: translateY(-2px);
  border-color: var(--electric-500);
  box-shadow: var(--news-shadow-hover);
}

.page-news__bandYear {
  margin: 0;
  font-size: 1.5rem;
  letter-spacing: 0.06em;
  color: var(--abyss-700);
}

.page-news__bandTitle {
  margin: 8px 0 6px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.98rem;
  line-height: 1.4;
  letter-spacing: 0.02em;
  color: var(--ink-900);
}

.page-news__bandText {
  margin: 0;
  font-size: 0.85rem;
  line-height: 1.72;
  color: var(--ink-600);
}

/* ---------- 常用去处 ---------- */
.page-news__links {
  display: grid;
  gap: 10px;
}

.page-news__link {
  display: block;
  padding: 16px 18px;
  text-decoration: none;
  background: var(--cream-100);
  border: 1px solid var(--line-300);
  border-radius: var(--news-radius);
  box-shadow: var(--news-shadow);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.page-news__link:hover,
.page-news__link:focus-visible {
  transform: translateY(-2px);
  border-color: var(--electric-500);
  box-shadow: var(--news-shadow-hover);
}

.page-news__linkTitle {
  position: relative;
  display: block;
  padding-right: 22px;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--abyss-900);
}

.page-news__linkTitle::after {
  content: "→";
  position: absolute;
  right: 0;
  top: 0;
  font-family: var(--font-mono);
  color: var(--coral-500);
}

.page-news__linkText {
  display: block;
  margin-top: 5px;
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--ink-600);
}

/* ---------- 中屏 ---------- */
@media (min-width: 560px) {
  .record__fields {
    grid-template-columns: 1fr 1fr;
  }

  .export__formats {
    grid-template-columns: 1fr 1fr;
  }

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

@media (min-width: 700px) {
  .page-news__index {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

/* ---------- 宽屏 ---------- */
@media (min-width: 920px) {
  .page-news__heroGrid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-news__heroGrid .page-news__figure {
    margin-top: 8px;
  }
}

@media (min-width: 960px) {
  .page-news__archiveGrid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

  .page-news__side {
    position: sticky;
    top: calc(var(--desk-header-h) + 24px);
  }

  .page-news__bandItem {
    flex-basis: 340px;
  }
}

@media (min-width: 1040px) {
  .export__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news__link,
  .page-news__bandItem,
  .record,
  .record__caret {
    transition: none;
  }

  .page-news__link:hover,
  .page-news__link:focus-visible,
  .page-news__bandItem:hover {
    transform: none;
  }
}
<<<END>>>