.page-news {
  --news-line: 1px solid var(--line-soft);
  --news-max: 1180px;
  --news-pad: 1.1rem;
  background: var(--paper);
  color: var(--night);
}

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

/* 首屏 */
.page-news .news-hero {
  position: relative;
  padding: 1.25rem var(--news-pad) 2.5rem;
  background:
    repeating-linear-gradient(0deg, transparent 0 47px, rgba(31, 95, 139, .09) 47px 48px),
    repeating-linear-gradient(90deg, transparent 0 47px, rgba(31, 95, 139, .09) 47px 48px),
    var(--sand);
  border-bottom: var(--news-line);
  overflow: hidden;
}

.page-news .news-hero .breadcrumbs {
  margin: 0 0 1.5rem;
}

.page-news .news-hero__grid {
  max-width: var(--news-max);
  margin: 0 auto;
}

.page-news .news-hero h1 {
  font-size: clamp(2rem, 8.4vw, 4.6rem);
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: .01em;
  margin: .55rem 0 1rem;
  max-width: 15ch;
}

.page-news .news-hero h1::after {
  content: "";
  display: block;
  width: 68px;
  height: 8px;
  margin-top: 1rem;
  background: var(--clay);
}

.page-news .news-hero__dek {
  max-width: 46ch;
  font-size: .98rem;
  line-height: 1.85;
  color: rgba(14, 34, 51, .82);
}

.page-news .news-hero__ticks {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: .55rem;
  font-size: .88rem;
  line-height: 1.6;
}

.page-news .news-hero__ticks li {
  display: grid;
  grid-template-columns: 2.1rem minmax(0, 1fr);
  gap: .5rem;
  padding-top: .5rem;
  border-top: 1px dashed var(--line-soft);
  color: var(--coordinate);
}

.page-news .news-tick__num {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .08em;
  color: var(--clay);
}

/* 头条卡 */
.page-news .headline {
  margin-top: 1.75rem;
  background: var(--paper);
  border: var(--news-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.page-news .headline__media img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(.92);
}

.page-news .headline__body {
  padding: 1.15rem 1.1rem 1.35rem;
}

.page-news .headline__kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .6rem;
  margin: 0 0 .7rem;
}

.page-news .headline__stamp {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--coordinate);
}

.page-news .headline__title {
  font-size: 1.22rem;
  line-height: 1.45;
  font-weight: 800;
  margin: 0 0 .6rem;
}

.page-news .headline__text {
  font-size: .92rem;
  line-height: 1.8;
  color: rgba(14, 34, 51, .76);
  margin: 0 0 .9rem;
}

.page-news .headline__link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .04em;
  color: var(--clay);
  text-decoration: none;
  border-bottom: 1px solid var(--clay);
  padding-bottom: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}

.page-news .headline__link:hover {
  color: var(--clay-deep);
  border-color: var(--clay-deep);
}

/* 条目索引 */
.page-news .news-board {
  padding: 2.5rem var(--news-pad) 3rem;
  background: var(--paper);
}

.page-news .news-board__inner {
  max-width: var(--news-max);
  margin: 0 auto;
  display: grid;
  gap: 1.5rem;
}

.page-news .news-board__title {
  font-size: 1.7rem;
  line-height: 1.25;
  font-weight: 800;
  margin: .35rem 0 .5rem;
}

.page-news .news-board__hint {
  font-size: .86rem;
  line-height: 1.7;
  color: rgba(14, 34, 51, .68);
  margin: 0 0 1rem;
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
}

.page-news .news-chip {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .05em;
  border-radius: var(--radius);
}

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

.page-news .news-item {
  position: relative;
  padding: 1.1rem 0 1.15rem 1.15rem;
  border-top: var(--news-line);
  transition: transform .25s var(--ease);
}

.page-news .news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.55rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--clay);
}

.page-news .news-item:hover {
  transform: translateX(3px);
}

.page-news .news-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  margin: 0 0 .45rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
}

.page-news .news-item__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 2px rgba(47, 212, 196, .2);
}

.page-news .news-item__tag {
  color: var(--clay);
}

.page-news .news-item__when {
  color: var(--coordinate);
}

.page-news .news-item__when::before {
  content: "/ ";
  color: var(--line);
}

.page-news .news-item__title {
  font-size: 1.04rem;
  line-height: 1.5;
  font-weight: 700;
  margin: 0 0 .4rem;
}

.page-news .news-item__desc {
  font-size: .9rem;
  line-height: 1.82;
  color: rgba(14, 34, 51, .74);
  margin: 0 0 .55rem;
}

.page-news .news-item:hover .news-item__desc {
  color: rgba(14, 34, 51, .92);
}

.page-news .news-item__more {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .05em;
  color: var(--coordinate);
  text-decoration: none;
  transition: color .2s var(--ease);
}

.page-news .news-item__more:hover {
  color: var(--clay);
}

/* 时间线 */
.page-news .news-timeline {
  padding: 2.75rem var(--news-pad) 3rem;
  background: var(--paper);
  border-top: var(--news-line);
}

.page-news .news-timeline .section__title {
  margin: .4rem 0 .6rem;
}

.page-news .tl {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  gap: 1.6rem;
}

.page-news .tl__item {
  position: relative;
  padding-top: 1.15rem;
  border-top: 2px solid var(--coordinate);
}

.page-news .tl__node {
  position: absolute;
  top: -6px;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px var(--paper), 0 0 0 4px var(--coordinate);
}

.page-news .tl__phase {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--coordinate);
  margin: 0 0 .4rem;
}

.page-news .tl__title {
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.45;
  margin: 0 0 .4rem;
}

.page-news .tl__text {
  font-size: .88rem;
  line-height: 1.8;
  color: rgba(14, 34, 51, .74);
  margin: 0;
}

/* 版本观察 */
.page-news .news-version {
  padding: 2.75rem var(--news-pad) 3rem;
  background: var(--night);
  color: var(--paper);
}

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

.page-news .news-version .section__title {
  color: var(--paper);
  margin: .4rem 0 .8rem;
}

.page-news .news-version__grid {
  display: grid;
  gap: 1.75rem;
  margin-bottom: 2rem;
}

.page-news .news-version__lead {
  font-size: .94rem;
  line-height: 1.85;
  color: rgba(247, 242, 232, .8);
  margin: 0 0 1.1rem;
}

.page-news .news-version__points {
  list-style: none;
  margin: 0 0 1.4rem;
  padding: 0;
  display: grid;
  gap: .6rem;
  font-size: .88rem;
  line-height: 1.65;
  color: rgba(247, 242, 232, .88);
}

.page-news .news-version__points li {
  padding-left: 1rem;
  border-left: 2px solid var(--cyan);
}

.page-news .news-version__k {
  display: block;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--cyan);
  margin-bottom: .1rem;
}

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

.page-news .news-version__figure .figure__media img {
  border-radius: var(--radius);
}

.page-news .news-version__figure .figure__caption {
  color: rgba(247, 242, 232, .62);
}

.page-news .version-cards {
  display: grid;
  gap: 1rem;
}

.page-news .version-card {
  padding: 1.15rem 1.1rem 1.25rem;
  border: 1px solid rgba(247, 242, 232, .18);
  border-radius: var(--radius);
  background: rgba(247, 242, 232, .04);
}

.page-news .version-card--now {
  border-color: rgba(180, 74, 50, .8);
  background: rgba(180, 74, 50, .12);
}

.page-news .version-card__stamp {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--cyan);
  margin: 0 0 .45rem;
}

.page-news .version-card--now .version-card__stamp {
  color: var(--orange);
}

.page-news .version-card__title {
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
  margin: 0 0 .8rem;
}

.page-news .version-card__list {
  margin: 0;
  display: grid;
  gap: .5rem;
}

.page-news .version-card__row {
  display: grid;
  grid-template-columns: 4.2rem minmax(0, 1fr);
  gap: .5rem;
  padding-top: .5rem;
  border-top: 1px dashed rgba(247, 242, 232, .18);
  font-size: .84rem;
  line-height: 1.6;
}

.page-news .version-card__row dt {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .06em;
  color: rgba(247, 242, 232, .58);
}

.page-news .version-card__row dd {
  margin: 0;
  color: rgba(247, 242, 232, .9);
}

/* 专题索引 */
.page-news .news-topics {
  padding: 2.75rem var(--news-pad) 3rem;
  background: var(--paper);
}

.page-news .topics {
  display: grid;
  gap: 1.75rem;
  margin-top: 1.75rem;
}

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

.page-news .topic {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: .2rem .9rem;
  padding: 1rem 0;
  border-top: var(--news-line);
}

.page-news .topic__num {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1.3;
  color: var(--coordinate);
  letter-spacing: .04em;
}

.page-news .topic__title {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 .3rem;
}

.page-news .topic__title a {
  color: var(--night);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-news .topic__title a:hover {
  color: var(--clay);
  border-color: var(--clay);
}

.page-news .topic__desc {
  font-size: .86rem;
  line-height: 1.75;
  color: rgba(14, 34, 51, .72);
  margin: 0;
}

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

.page-news .topics__figure .figure__media img {
  border-radius: var(--radius);
  border: var(--news-line);
}

/* 订阅提示 */
.page-news .news-subscribe {
  padding: 2.75rem var(--news-pad) 3.25rem;
  background: var(--sand);
  border-top: 3px solid var(--clay);
}

.page-news .news-subscribe__grid {
  display: grid;
  gap: 1.75rem;
}

.page-news .news-subscribe .section__title {
  margin: .4rem 0 .7rem;
}

.page-news .news-subscribe__text > p {
  font-size: .94rem;
  line-height: 1.85;
  color: rgba(14, 34, 51, .8);
  margin: 0 0 1.2rem;
}

.page-news .news-subscribe__contact {
  margin: 0 0 1.4rem;
  display: grid;
  gap: .55rem;
}

.page-news .news-subscribe__row {
  display: grid;
  grid-template-columns: 5.2rem minmax(0, 1fr);
  gap: .6rem;
  padding-top: .55rem;
  border-top: 1px dashed var(--line-soft);
  font-size: .86rem;
  line-height: 1.6;
}

.page-news .news-subscribe__row dt {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--clay);
  padding-top: .15rem;
}

.page-news .news-subscribe__row dd {
  margin: 0;
  color: var(--night);
  word-break: break-word;
}

.page-news .news-subscribe__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
}

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

.page-news .news-subscribe__figure .figure__media img {
  border-radius: var(--radius);
  border: var(--news-line);
  box-shadow: var(--shadow-card);
}

.page-news .news-subscribe__figure .figure__caption {
  color: rgba(14, 34, 51, .6);
}

/* 中等宽度 */
@media (min-width: 720px) {
  .page-news {
    --news-pad: 1.75rem;
  }

  .page-news .news-board .news-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 2rem;
  }

  .page-news .news-list .news-item:nth-child(1),
  .page-news .news-list .news-item:nth-child(6) {
    grid-column: 1 / -1;
  }

  .page-news .news-list .news-item:nth-child(1) .news-item__title,
  .page-news .news-list .news-item:nth-child(6) .news-item__title {
    font-size: 1.16rem;
  }

  .page-news .tl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.9rem 2rem;
  }

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

  .page-news .news-subscribe__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
  }
}

/* 桌面 */
@media (min-width: 980px) {
  .page-news {
    --news-pad: 2.5rem;
  }

  .page-news .news-hero {
    padding: 2rem var(--news-pad) 3.5rem;
  }

  .page-news .news-hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
    gap: 2.75rem;
    align-items: start;
  }

  .page-news .news-hero__dek {
    font-size: 1.02rem;
  }

  .page-news .headline {
    margin-top: 0;
  }

  .page-news .news-hero__ticks {
    margin-top: 2rem;
  }

  .page-news .news-board__inner {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 2.75rem;
    align-items: start;
  }

  .page-news .news-board__rail {
    position: sticky;
    top: 5rem;
  }

  .page-news .news-filter {
    flex-direction: column;
    align-items: stretch;
  }

  .page-news .news-version__grid {
    grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
    gap: 2.5rem;
    align-items: center;
  }

  .page-news .tl {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2.1rem 2.25rem;
  }

  .page-news .topics {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 2.5rem;
    align-items: start;
  }
}
<<<END>>>