.page-news {
  --news-rail-w: 240px;
  padding-bottom: clamp(48px, 8vw, 96px);
}

/* 面包屑 */
.page-news .news-crumbs {
  padding-top: 18px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

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

.page-news .news-crumbs a:hover {
  text-decoration: underline;
}

/* 首屏 */
.page-news .news-head {
  display: grid;
  gap: 26px;
  padding-top: 24px;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-head__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 7vw, 52px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 12px 0 0;
  color: var(--paper);
  max-width: 18ch;
}

.page-news .news-head__lede {
  margin: 18px 0 0;
  max-width: 54ch;
  font-size: clamp(15px, 1.7vw, 17px);
  line-height: 1.78;
  color: var(--mist);
}

.page-news .news-head__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.page-news .news-head__board {
  position: relative;
  border: 1px solid var(--line-mid);
  background: linear-gradient(165deg, var(--ink-800) 0%, var(--ink-900) 76%);
  padding: 18px 18px 6px;
}

.page-news .news-head__board::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: 48px;
  height: 3px;
  background: var(--orange);
}

.page-news .news-board__k {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

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

.page-news .news-board__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 11px 0;
  border-top: 1px dashed var(--line-soft);
}

.page-news .news-board__label {
  font-size: 13px;
  color: var(--mist);
}

.page-news .news-board__val {
  color: var(--paper);
  font-size: 17px;
}

@media (min-width: 900px) {
  .page-news .news-head {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 56px);
    align-items: end;
    padding-top: 40px;
    padding-bottom: 48px;
  }
}

/* 区块标题 */
.page-news .news-sec-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 16px;
  margin-bottom: 22px;
}

.page-news .news-sec-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3.2vw, 28px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .news-sec-head__title::before {
  content: "";
  display: inline-block;
  width: 22px;
  height: 2px;
  margin-right: 10px;
  background: var(--cyan);
  vertical-align: middle;
  transform: translateY(-3px);
}

.page-news .news-sec-head__note {
  margin: 0;
  font-size: 13px;
  color: var(--mist);
}

/* 本轮头条 */
.page-news .news-top {
  padding-top: clamp(36px, 6vw, 64px);
}

.page-news .news-band {
  display: grid;
  gap: 14px;
}

.page-news .topcard {
  display: flex;
  flex-direction: column;
  background: var(--ink-800);
  border: 1px solid var(--line-mist);
  overflow: hidden;
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.page-news .topcard:hover {
  border-color: var(--line-mid);
  transform: translateY(-2px);
}

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

.page-news .topcard__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .topcard__fig--sq img {
  aspect-ratio: 1 / 1;
}

.page-news .topcard__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  flex: 1;
  padding: 20px;
}

.page-news .topcard__title {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(17px, 2.2vw, 21px);
  line-height: 1.45;
  color: var(--paper);
}

.page-news .topcard__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .topcard__link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 3px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid var(--line-mid);
}

.page-news .topcard__link:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

@media (min-width: 620px) {
  .page-news .topcard--split {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 42%;
  }

  .page-news .topcard--split .topcard__fig {
    height: 100%;
    border-left: 1px solid var(--line-mist);
  }

  .page-news .topcard--split .topcard__fig img {
    height: 100%;
    aspect-ratio: auto;
  }
}

@media (min-width: 880px) {
  .page-news .news-band {
    grid-template-columns: 1.3fr 1fr;
    gap: 18px;
  }
}

/* 主体：粘性时间轴 + 动态列表 */
.page-news .news-body {
  display: grid;
  gap: 24px;
  padding-top: clamp(40px, 6vw, 72px);
}

.page-news .news-rail {
  border-left: 1px solid var(--line-soft);
  padding-left: 16px;
}

.page-news .news-rail__k {
  margin: 0 0 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--mist);
}

.page-news .news-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
}

.page-news .news-rail__item a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--mist);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

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

.page-news .news-rail__dot {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  background: var(--ink-700);
  border: 1px solid var(--line-mid);
  transform: rotate(45deg);
}

.page-news .news-rail__item.is-current a {
  color: var(--paper);
  font-weight: 600;
}

.page-news .news-rail__item.is-current .news-rail__dot {
  background: var(--orange);
  border-color: var(--orange);
}

.page-news .news-rail__note {
  margin: 14px 0 0;
  font-size: 12px;
  color: var(--mist);
  opacity: 0.72;
}

.page-news .news-feed {
  position: relative;
  min-width: 0;
}

/* 纯 CSS 主题筛选 */
.page-news .nf {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-news .nf:focus-visible ~ .news-filter {
  box-shadow: 0 0 0 2px var(--cyan);
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 18px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-filter label {
  cursor: pointer;
  padding: 7px 13px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--mist);
  border: 1px solid var(--line-mid);
  border-radius: var(--radius);
  user-select: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .news-filter label:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.page-news #nf-all:checked ~ .news-filter label[for="nf-all"],
.page-news #nf-data:checked ~ .news-filter label[for="nf-data"],
.page-news #nf-cards:checked ~ .news-filter label[for="nf-cards"],
.page-news #nf-rail:checked ~ .news-filter label[for="nf-rail"],
.page-news #nf-sub:checked ~ .news-filter label[for="nf-sub"] {
  background: var(--cyan);
  border-color: var(--cyan);
  color: var(--ink-900);
}

.page-news #nf-data:checked ~ .news-list .log-card:not([data-cat="data"]),
.page-news #nf-cards:checked ~ .news-list .log-card:not([data-cat="cards"]),
.page-news #nf-rail:checked ~ .news-list .log-card:not([data-cat="rail"]),
.page-news #nf-sub:checked ~ .news-list .log-card:not([data-cat="sub"]) {
  display: none;
}

/* 动态条目 */
.page-news .news-list {
  display: grid;
  gap: 16px;
}

.page-news .log-card {
  position: relative;
  padding: 20px 20px 22px;
  background: var(--ink-800);
  border: 1px solid var(--line-mist);
  border-left: 3px solid var(--cyan);
  scroll-margin-top: 90px;
  transition: border-color 0.25s var(--ease);
}

.page-news .log-card:hover {
  border-color: var(--line-mid);
  border-left-color: var(--cyan);
}

.page-news .log-card[data-cat="data"] {
  border-left-color: var(--orange);
}

.page-news .log-card[data-cat="cards"] {
  border-left-color: var(--red);
}

.page-news .log-card[data-cat="rail"] {
  border-left-color: var(--cyan);
}

.page-news .log-card[data-cat="sub"] {
  border-left-color: var(--yellow);
}

.page-news .log-card__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-news .log-card__when {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-news .log-card__title {
  margin: 12px 0 12px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: clamp(16px, 2.4vw, 19px);
  line-height: 1.5;
  color: var(--paper);
}

.page-news .log-card__sum {
  margin: 0;
  padding: 12px 14px;
  background: var(--paper);
  color: var(--ink-900);
  font-size: 14px;
  line-height: 1.72;
}

.page-news .log-card__fig {
  margin: 16px 0 0;
}

.page-news .log-card__fig img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border: 1px solid var(--line-soft);
}

.page-news .log-card__more {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line-soft);
}

.page-news .log-card__more summary {
  cursor: pointer;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.page-news .log-card__more summary::-webkit-details-marker {
  display: none;
}

.page-news .log-card__more summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1;
}

.page-news .log-card__more[open] summary::before {
  content: "−";
}

.page-news .log-card__more[open] summary {
  color: var(--orange);
}

.page-news .log-card__points {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-news .log-card__points li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.72;
  color: var(--mist);
}

.page-news .log-card__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border: 1px solid var(--cyan-2);
  transform: rotate(45deg);
}

@media (min-width: 860px) {
  .page-news .log-card:nth-child(odd) {
    margin-right: 34px;
  }

  .page-news .log-card:nth-child(even) {
    margin-left: 34px;
  }
}

@media (min-width: 1000px) {
  .page-news .news-body {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    gap: clamp(28px, 4vw, 56px);
    align-items: start;
  }

  .page-news .news-rail {
    position: sticky;
    top: 24px;
  }
}

/* 版本迭代 */
.page-news .news-ver {
  padding-top: clamp(48px, 7vw, 84px);
  scroll-margin-top: 90px;
}

.page-news .ver-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--line-mid);
}

.page-news .ver-row {
  position: relative;
  padding: 18px 0 18px 20px;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .ver-row::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 26px;
  width: 7px;
  height: 7px;
  background: var(--ink-700);
  border: 1px solid var(--cyan-2);
}

.page-news .ver-row__tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--orange);
}

.page-news .ver-row__name {
  margin: 6px 0 8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.5;
  color: var(--paper);
}

.page-news .ver-row__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

@media (min-width: 820px) {
  .page-news .ver-row {
    display: grid;
    grid-template-columns: 110px minmax(0, 1fr) minmax(0, 1.5fr);
    gap: 10px 28px;
    align-items: start;
    padding: 20px 0 20px 26px;
  }

  .page-news .ver-row::before {
    top: 28px;
  }

  .page-news .ver-row__name {
    margin: 0;
    font-size: 17px;
  }

  .page-news .ver-row__text {
    font-size: 14px;
  }
}

/* 订阅提醒 */
.page-news .news-sub {
  display: grid;
  gap: 18px;
  padding-top: clamp(48px, 7vw, 84px);
}

.page-news .news-sub__paper {
  padding: clamp(22px, 3.4vw, 34px);
  background: var(--paper);
  color: var(--ink-900);
  border-top: 3px solid var(--yellow);
}

.page-news .news-sub__paper .eyebrow {
  color: var(--cyan-2);
}

.page-news .news-sub__title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 3vw, 27px);
  line-height: 1.28;
  letter-spacing: -0.01em;
}

.page-news .news-sub__lede {
  margin: 14px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--ink-700);
}

.page-news .news-sub__push {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  border-top: 1px solid var(--line-paper);
  padding-top: 18px;
}

.page-news .news-sub__push li {
  position: relative;
  padding-left: 26px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-900);
}

.page-news .news-sub__push li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 12px;
  height: 8px;
  background: var(--yellow);
  border-left: 3px solid var(--orange);
}

.page-news .news-sub__aside {
  border: 1px solid var(--line-mist);
  background: var(--ink-800);
  padding: clamp(20px, 3vw, 28px);
}

.page-news .news-sub__aside-k {
  margin: 0 0 14px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--cyan);
}

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

.page-news .news-sub__quiet li {
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-soft);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

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

.page-news .news-sub__quiet strong {
  color: var(--paper);
  font-weight: 600;
}

.page-news .news-sub__tip {
  margin: 16px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--orange);
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

@media (min-width: 900px) {
  .page-news .news-sub {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    gap: 22px;
    align-items: stretch;
  }
}

/* 值班节奏 */
.page-news .news-duty {
  padding-top: clamp(48px, 7vw, 84px);
}

.page-news .duty-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-news .duty-strip__cell {
  background: var(--ink-900);
  padding: 18px 16px 20px;
}

.page-news .duty-strip__num {
  display: block;
  font-size: clamp(24px, 4vw, 34px);
  line-height: 1;
  color: var(--cyan);
}

.page-news .duty-strip__label {
  margin: 10px 0 0;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--mist);
}

.page-news .duty-groups {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.page-news .duty-group {
  padding: 18px;
  background: var(--ink-800);
  border: 1px solid var(--line-mist);
}

.page-news .duty-group__name {
  margin: 0 0 8px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--paper);
}

.page-news .duty-group__text {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-duty__foot {
  margin: 20px 0 0;
  padding: 16px 18px;
  border-left: 3px solid var(--orange);
  background: var(--ink-700);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .news-duty__foot a {
  margin-left: 6px;
  color: var(--cyan);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--line-mid);
}

.page-news .news-duty__foot a:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

@media (min-width: 760px) {
  .page-news .duty-strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .duty-groups {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
<<<END>>>
```