.page-news {
  --news-line: rgba(195, 208, 218, .18);
  --news-pad: 20px;
  background: var(--ink);
  color: var(--text);
  overflow-x: clip;
}

.page-news .num {
  font-family: var(--font-num);
  letter-spacing: .1em;
  font-variant-numeric: tabular-nums;
}

.page-news .eyebrow {
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
  margin: 0;
}

.page-news .lede {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-dim);
  max-width: 44ch;
  margin: 0 0 24px;
}

/* ---------- 面包屑 ---------- */
.page-news .crumbs {
  padding-top: 26px;
}

.page-news .crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--text-mute);
}

.page-news .crumbs li + li::before {
  content: "/";
  margin-right: 10px;
  color: var(--rock);
}

.page-news .crumbs a {
  color: var(--text-dim);
  text-decoration: none;
}

.page-news .crumbs a:hover,
.page-news .crumbs a:focus-visible {
  color: var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: 34px 0 60px;
  background:
    radial-gradient(120% 96% at 8% 0%, rgba(47, 211, 232, .17), transparent 58%),
    radial-gradient(92% 84% at 92% 10%, rgba(142, 108, 240, .15), transparent 62%),
    var(--ink-deep);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background-image: repeating-linear-gradient(90deg, rgba(195, 208, 218, .34) 0 2px, transparent 2px 14px);
  opacity: .55;
}

.page-news .news-hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-news .news-hero__main h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 8.4vw, 54px);
  line-height: 1.16;
  letter-spacing: .01em;
  margin: 14px 0 18px;
  color: #fff;
}

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

.page-news .news-hero__panel {
  list-style: none;
  margin: 0;
  padding: 8px 20px;
  background: var(--ink-2);
  border: 1px solid var(--news-line);
  border-radius: var(--radius-lg);
  align-self: start;
}

.page-news .news-hero__panel li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 0;
  border-bottom: 1px dashed var(--news-line);
}

.page-news .news-hero__panel li:last-child {
  border-bottom: 0;
}

.page-news .news-hero__key {
  font-size: 14px;
  color: var(--text-mute);
  flex: 0 0 auto;
}

.page-news .news-hero__val {
  font-size: 15px;
  color: var(--text);
  text-align: right;
}

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

/* ---------- 数据条带 ---------- */
.page-news .news-band {
  background: linear-gradient(90deg, rgba(18, 41, 61, .92), rgba(10, 26, 42, .92));
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-band__row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding-top: 26px;
  padding-bottom: 26px;
}

.page-news .news-band__cell {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 6px;
  padding-left: 14px;
  border-left: 2px solid rgba(47, 211, 232, .32);
}

.page-news .news-band__num {
  font-size: 30px;
  line-height: 1;
  color: #fff;
}

.page-news .news-band__unit {
  font-size: 13px;
  color: var(--text-dim);
  margin-right: 4px;
}

.page-news .news-band__label {
  flex: 1 1 100%;
  font-size: 13px;
  color: var(--text-mute);
  line-height: 1.5;
}

/* ---------- 章节通用 ---------- */
.page-news .section {
  padding: 60px 0;
}

.page-news .news-head {
  max-width: 680px;
  margin-bottom: 30px;
}

.page-news .news-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 6.4vw, 36px);
  line-height: 1.28;
  margin: 12px 0 12px;
  color: #fff;
}

.page-news .news-head__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-dim);
}

/* ---------- 本期要点 ---------- */
.page-news .news-brief__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
}

.page-news .news-brief__card {
  position: relative;
  padding: 24px 22px 26px;
  background: var(--ink-2);
  border: 1px solid var(--news-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-news .news-brief__card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--violet), transparent);
  opacity: .7;
}

.page-news .news-brief__idx {
  display: block;
  font-size: 13px;
  color: var(--cyan);
  margin-bottom: 12px;
}

.page-news .news-brief__card h3 {
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.4;
  margin: 0 0 10px;
  color: #fff;
}

.page-news .news-brief__card p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 条目流 ---------- */
.page-news .news-feed__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-news .news-side__label {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--rock);
  margin: 0 0 14px;
}

.page-news .news-side__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 16px;
  padding: 0;
}

.page-news .news-side__note {
  margin: 0;
  font-size: 13px;
  line-height: 1.75;
  color: var(--text-mute);
}

.page-news .news-side__figure {
  margin: 22px 0 0;
  border: 1px solid var(--news-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(150deg, rgba(78, 122, 94, .3), rgba(142, 108, 240, .16));
}

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

.page-news .feed-item {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 14px;
  padding: 26px 0;
  border-top: 1px solid var(--news-line);
}

.page-news .news-feed__list .feed-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-news .feed-item__rail {
  position: relative;
}

.page-news .feed-item__idx {
  display: block;
  font-family: var(--font-num);
  font-size: 14px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-news .feed-item__rail::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 26px;
  bottom: -26px;
  width: 1px;
  background: linear-gradient(rgba(195, 208, 218, .32), transparent);
}

.page-news .news-feed__list .feed-item:last-child .feed-item__rail::after {
  display: none;
}

.page-news .feed-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.page-news .feed-item__time {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--text-mute);
}

.page-news .feed-item__title {
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.42;
  margin: 0 0 10px;
  color: #fff;
}

.page-news .feed-item__summary {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-news .feed-item__detail {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin-top: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-mute);
  transition: max-height .42s var(--ease), opacity .34s var(--ease), margin-top .42s var(--ease);
}

.page-news .feed-item__detail::before {
  content: "";
  display: block;
  width: 36px;
  height: 1px;
  background: var(--line-strong);
  margin-bottom: 12px;
}

.page-news .feed-item:hover .feed-item__detail,
.page-news .feed-item:focus-within .feed-item__detail {
  max-height: 260px;
  opacity: 1;
  margin-top: 14px;
}

/* ---------- 检索方法 ---------- */
.page-news .news-search__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-news .news-search__figure {
  margin: 0;
  border: 1px solid var(--news-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-news .news-search__figure figcaption {
  padding: 14px 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-mute);
  border-top: 1px solid var(--news-line);
}

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

.page-news .news-search__way {
  padding: 20px;
  background: var(--ink-2);
  border: 1px solid var(--news-line);
  border-left: 2px solid rgba(47, 211, 232, .5);
  border-radius: var(--radius);
}

.page-news .news-search__idx {
  display: block;
  font-size: 13px;
  color: var(--cyan);
  margin-bottom: 8px;
}

.page-news .news-search__way h3 {
  font-family: var(--font-display);
  font-size: 18px;
  margin: 0 0 8px;
  color: #fff;
}

.page-news .news-search__way p {
  margin: 0;
  font-size: 14px;
  line-height: 1.76;
  color: var(--text-dim);
}

.page-news .news-search__detail {
  margin-top: 30px;
  padding: 24px 22px;
  background: rgba(18, 41, 61, .72);
  border: 1px solid var(--news-line);
  border-radius: var(--radius-lg);
}

.page-news .news-search__detail h3 {
  font-family: var(--font-display);
  font-size: 18px;
  margin: 0 0 16px;
  color: #fff;
}

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

.page-news .news-search__detail-list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--news-line);
}

.page-news .news-search__detail-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-news .news-search__detail-list b {
  font-size: 14px;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: .02em;
}

.page-news .news-search__detail-list span {
  font-size: 14px;
  line-height: 1.76;
  color: var(--text-dim);
}

/* ---------- 版本对照 ---------- */
.page-news .news-versions__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
}

.page-news .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 22px;
}

.page-news .tabs__tab {
  font-family: var(--font-num);
  font-size: 13px;
  letter-spacing: .08em;
  padding: 9px 16px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: color .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}

.page-news .tabs__tab:hover {
  color: var(--text);
  border-color: var(--cyan);
}

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

.page-news .tabs__tab[aria-selected="true"] {
  background: rgba(142, 108, 240, .18);
  border-color: var(--violet);
  color: #fff;
}

.page-news .ver-diff {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-news .ver-diff__side {
  padding: 18px;
  border: 1px solid var(--news-line);
  border-radius: var(--radius);
  background: rgba(110, 122, 128, .1);
}

.page-news .ver-diff__side--after {
  background: rgba(47, 211, 232, .08);
  border-color: rgba(47, 211, 232, .34);
}

.page-news .ver-diff__label {
  font-family: var(--font-num);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--rock);
  margin: 0 0 12px;
}

.page-news .ver-diff__side--after .ver-diff__label {
  color: var(--cyan);
}

.page-news .ver-diff__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .ver-diff__list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--news-line);
  font-size: 14px;
  color: var(--text-dim);
}

.page-news .ver-diff__list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-news .ver-diff__note {
  margin: 18px 0 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-mute);
}

.page-news .news-versions__figure {
  margin: 0;
  border: 1px solid var(--news-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(160deg, rgba(142, 108, 240, .2), rgba(10, 26, 42, .6));
}

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

.page-news .news-versions__figure figcaption {
  padding: 14px 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-mute);
  border-top: 1px solid var(--news-line);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series__figure {
  margin: 0 0 24px;
  border: 1px solid var(--news-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink-2);
}

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

.page-news .news-series__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.page-news .news-series__item {
  padding: 20px 0 22px;
  border-top: 1px solid var(--news-line);
}

.page-news .news-series__item-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.page-news .news-series__item h3 {
  font-family: var(--font-display);
  font-size: 20px;
  margin: 0;
  color: #fff;
}

.page-news .news-series__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-dim);
}

/* ---------- 回访提示 ---------- */
.page-news .news-return {
  background:
    linear-gradient(120deg, rgba(78, 122, 94, .22), rgba(10, 26, 42, 0) 62%),
    var(--ink-2);
  border-top: 1px solid var(--news-line);
}

.page-news .news-return__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-news .news-return__text h2 {
  font-family: var(--font-display);
  font-size: clamp(22px, 6vw, 32px);
  line-height: 1.3;
  margin: 12px 0 14px;
  color: #fff;
}

.page-news .news-return__text p {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-dim);
}

.page-news .news-return__text p:last-child {
  margin-bottom: 0;
}

.page-news .news-return__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

/* ---------- 平板 ---------- */
@media (min-width: 768px) {
  .page-news .section {
    padding: 76px 0;
  }

  .page-news .news-hero {
    padding: 40px 0 70px;
  }

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

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

  .page-news .news-search__detail-list li {
    grid-template-columns: 160px minmax(0, 1fr);
    align-items: baseline;
    gap: 16px;
  }

  .page-news .news-series__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-news .news-series__item {
    border-top: 2px solid rgba(47, 211, 232, .4);
    padding-top: 18px;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px) {
  .page-news .news-hero__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, .72fr);
    gap: 48px;
    align-items: end;
  }

  .page-news .news-hero__main h1 {
    font-size: clamp(40px, 4vw, 54px);
  }

  .page-news .news-band__row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
  }

  .page-news .news-feed__layout {
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 52px;
  }

  .page-news .news-search__layout {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    gap: 36px;
    align-items: start;
  }

  .page-news .news-versions__grid {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, .68fr);
    gap: 36px;
    align-items: start;
  }

  .page-news .news-return__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 48px;
    align-items: center;
  }

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

@media (min-width: 1280px) {
  .page-news .news-brief__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 18px;
  }

  .page-news .news-brief__card:nth-child(1) {
    grid-column: span 7;
  }

  .page-news .news-brief__card:nth-child(2) {
    grid-column: span 5;
  }

  .page-news .news-brief__card:nth-child(3) {
    grid-column: span 5;
  }

  .page-news .news-brief__card:nth-child(4) {
    grid-column: span 7;
  }
}

/* ---------- 窄屏：条目详情常开 ---------- */
@media (max-width: 1023px) {
  .page-news .feed-item__detail {
    max-height: none;
    opacity: 1;
    margin-top: 14px;
  }

  .page-news .news-side__figure {
    max-width: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .feed-item__detail {
    transition: opacity .2s linear;
  }

  .page-news .tabs__tab {
    transition: none;
  }
}