.page-news{
  --nw-hair: rgba(58,62,68,.85);
  --nw-hair-soft: rgba(58,62,68,.5);
  --nw-gold-line: rgba(201,164,92,.42);
  --nw-card: #14161b;
  --nw-card-hi: #191c22;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.75;
  padding-bottom: clamp(40px,6vw,88px);
}
.page-news *{ box-sizing: border-box; }

.page-news .breadcrumb{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: clamp(16px,2.4vw,26px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--coolgray);
}
.page-news .breadcrumb__link{
  color: var(--graygold);
  text-decoration: none;
  transition: color .2s var(--ease);
}
.page-news .breadcrumb__link:hover,
.page-news .breadcrumb__link:focus-visible{ color: var(--gold); }
.page-news .breadcrumb__sep{ color: var(--hair); }

.page-news .eyebrow{
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--gold);
  margin: 0;
}

/* ---------- 首屏目录式页头 ---------- */
.page-news .nw-masthead{
  display: grid;
  gap: clamp(22px,3.2vw,42px);
  padding-block: clamp(22px,3.4vw,38px) clamp(26px,4vw,44px);
  border-bottom: 1px solid var(--nw-hair);
}
.page-news .nw-masthead__title{
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(32px,6.2vw,70px);
  line-height: 1.06;
  letter-spacing: -.02em;
  margin: 14px 0 0;
  text-wrap: balance;
}
.page-news .nw-accent{ color: var(--gold); }
.page-news .nw-masthead__intro{
  max-width: 52ch;
  margin: 18px 0 0;
  font-size: 16.5px;
  color: var(--coolgray);
}

.page-news .nw-ledger{
  list-style: none;
  margin: 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--nw-hair);
  display: grid;
  gap: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .03em;
}
.page-news .nw-ledger li{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 14px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--nw-hair-soft);
}
.page-news .nw-ledger li:last-child{ border-bottom: 0; }
.page-news .nw-ledger li span:first-child{
  color: var(--gold);
  letter-spacing: .12em;
}
.page-news .nw-ledger li span:last-child{ color: var(--paper); }

/* ---------- 主体：左索引 + 右内容流 ---------- */
.page-news .nw-body{
  display: grid;
  gap: clamp(26px,3.6vw,52px);
  padding-top: clamp(26px,3.6vw,48px);
}
.page-news .nw-index{ display: none; }
.page-news .nw-index__caption{
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--graygold);
}
.page-news .nw-index__list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
}
.page-news .nw-index__link{
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 9px 0;
  font-size: 13.5px;
  color: var(--coolgray);
  text-decoration: none;
  border-bottom: 1px solid var(--nw-hair-soft);
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-news .nw-index__link:hover,
.page-news .nw-index__link:focus-visible{
  color: var(--gold);
  border-bottom-color: var(--nw-gold-line);
}
.page-news .nw-index__no{
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--graygold);
}

.page-news .nw-stream{ min-width: 0; }

.page-news .nw-section{
  padding-block: clamp(26px,4vw,48px);
  border-top: 1px solid var(--nw-hair);
  scroll-margin-top: calc(var(--header-h) + 24px);
}
.page-news .nw-section--lead{
  border-top: 0;
  padding-top: 0;
}
.page-news .nw-section__title{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px,3.4vw,38px);
  line-height: 1.2;
  letter-spacing: -.01em;
  margin: 10px 0 0;
  text-wrap: balance;
}
.page-news .nw-section__lead{
  max-width: 62ch;
  margin: 14px 0 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--coolgray);
}

/* ---------- 图片框 ---------- */
.page-news .nw-figure{
  margin: clamp(20px,3vw,32px) 0 0;
  border: 1px solid var(--nw-hair);
  background: var(--ink-2);
}
.page-news .nw-figure--flush{ margin-top: 0; }
.page-news .nw-figure .media-frame__img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  filter: saturate(.86) contrast(1.04);
}
.page-news .nw-figure .media-frame__caption{
  padding: 9px 13px;
  border-top: 1px solid var(--nw-hair);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .03em;
  line-height: 1.6;
  color: var(--graygold);
}

/* ---------- 头条四条重点 ---------- */
.page-news .nw-highlights{
  list-style: none;
  margin: clamp(20px,2.8vw,28px) 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-news .nw-highlights li{
  display: grid;
  grid-template-columns: 32px minmax(0,1fr);
  gap: 2px 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--nw-hair-soft);
}
.page-news .nw-highlights .nw-no{
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--gold);
  padding-top: 3px;
}
.page-news .nw-highlights strong{
  grid-column: 2;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  line-height: 1.45;
}
.page-news .nw-highlights .nw-desc{
  grid-column: 2;
  font-size: 14px;
  line-height: 1.7;
  color: var(--coolgray);
}

/* ---------- 季度分组与文章卡片 ---------- */
.page-news .nw-group-label{
  display: flex;
  align-items: center;
  gap: 12px;
  margin: clamp(26px,3.6vw,40px) 0 0;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: var(--gold);
}
.page-news .nw-group-label::after{
  content: "";
  flex: 1;
  height: 1px;
  background: var(--nw-hair);
}

.page-news .nw-cards{
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: clamp(12px,1.8vw,18px);
}
.page-news .nw-card{
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 18px 18px;
  background: var(--nw-card);
  border: 1px solid var(--nw-hair);
  transition: border-color .22s var(--ease), background .22s var(--ease), transform .22s var(--ease);
}
.page-news .nw-card::before{
  content: "";
  position: absolute;
  left: -1px;
  top: -1px;
  width: 40px;
  height: 2px;
  background: var(--gold);
  opacity: .5;
  transition: width .24s var(--ease), opacity .24s var(--ease);
}
.page-news .nw-card:hover{
  background: var(--nw-card-hi);
  border-color: var(--nw-gold-line);
  transform: translateY(-2px);
}
.page-news .nw-card:hover::before{ width: 84px; opacity: 1; }

.page-news .nw-card__top{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.page-news .nw-card__no{
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--graygold);
}
.page-news .nw-card__title{
  margin: 2px 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.4;
  letter-spacing: -.005em;
}
.page-news .nw-card__text{
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--coolgray);
}
.page-news .nw-card__meta{
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  margin: 4px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--nw-hair-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--graygold);
}
.page-news .nw-card .tag{
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  white-space: nowrap;
}

/* ---------- 版本迭代观察：手风琴 ---------- */
.page-news .nw-series-list{
  margin: clamp(20px,3vw,30px) 0 0;
  border-top: 1px solid var(--nw-hair);
}
.page-news .nw-series{
  border-bottom: 1px solid var(--nw-hair);
}
.page-news .nw-series__head{
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 2px;
  cursor: pointer;
  list-style: none;
  transition: color .2s var(--ease);
}
.page-news .nw-series__head::-webkit-details-marker{ display: none; }
.page-news .nw-series__head:hover .nw-series__title{ color: var(--gold-light); }
.page-news .nw-series__no{
  flex: none;
  min-width: 26px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .1em;
  color: var(--gold);
}
.page-news .nw-series__title{
  flex: 1;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(16.5px,2.3vw,21px);
  line-height: 1.45;
  transition: color .2s var(--ease);
}
.page-news .nw-series__mark{
  position: relative;
  flex: none;
  width: 14px;
  height: 14px;
  border: 1px solid var(--nw-gold-line);
}
.page-news .nw-series__mark::before,
.page-news .nw-series__mark::after{
  content: "";
  position: absolute;
  background: var(--gold);
  transition: opacity .2s var(--ease);
}
.page-news .nw-series__mark::before{
  left: 50%;
  top: 3px;
  bottom: 3px;
  width: 1px;
  transform: translateX(-.5px);
}
.page-news .nw-series__mark::after{
  top: 50%;
  left: 3px;
  right: 3px;
  height: 1px;
  transform: translateY(-.5px);
}
.page-news .nw-series[open] .nw-series__mark::before{ opacity: 0; }
.page-news .nw-series__body{
  padding: 0 2px 20px 40px;
  display: grid;
  gap: 10px;
}
.page-news .nw-series__body p{
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--coolgray);
  max-width: 62ch;
}
.page-news .nw-series__link{
  justify-self: start;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--nw-gold-line);
  padding-bottom: 2px;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.page-news .nw-series__link:hover,
.page-news .nw-series__link:focus-visible{
  color: var(--gold-light);
  border-bottom-color: var(--gold-light);
}

/* ---------- 旧版本回顾 ---------- */
.page-news .nw-archive-wrap{
  display: grid;
  gap: clamp(20px,3vw,32px);
  margin-top: clamp(20px,3vw,30px);
}
.page-news .nw-archive{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}
.page-news .nw-archive__row{
  display: grid;
  grid-template-columns: 46px minmax(0,1fr);
  gap: 2px 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--nw-hair-soft);
}
.page-news .nw-archive__row:first-child{ border-top: 1px solid var(--nw-hair-soft); }
.page-news .nw-archive__no{
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--gold);
  padding-top: 4px;
}
.page-news .nw-archive__name{
  grid-column: 2;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  line-height: 1.4;
}
.page-news .nw-archive__note{
  grid-column: 2;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--coolgray);
}
.page-news .nw-inline-link{ margin: clamp(20px,3vw,28px) 0 0; }

/* ---------- 编辑说明牌 ---------- */
.page-news .nw-colophon{
  display: grid;
  gap: clamp(22px,3vw,34px);
  margin-top: clamp(20px,3vw,28px);
}
.page-news .nw-colophon__facts{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
}
.page-news .nw-colophon__facts li{
  display: grid;
  grid-template-columns: 54px minmax(0,1fr);
  gap: 4px 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--nw-hair-soft);
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--coolgray);
}
.page-news .nw-colophon__facts li:first-child{ border-top: 1px solid var(--nw-hair-soft); }
.page-news .nw-colophon__facts b{
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 11.5px;
  letter-spacing: .12em;
  color: var(--gold);
  padding-top: 4px;
}
.page-news .nw-plate{
  border: 1px solid var(--nw-hair);
  background: linear-gradient(158deg, rgba(201,164,92,.12), rgba(11,12,14,0) 62%);
  padding: 20px;
}
.page-news .nw-plate__title{
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.4;
  color: var(--paper);
}
.page-news .nw-plate__text{
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--coolgray);
}
.page-news .nw-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}
.page-news .nw-actions .btn{
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: .04em;
}
.page-news .nw-plate__note{
  margin: 16px 0 0;
  padding-top: 12px;
  border-top: 1px dashed var(--nw-hair-soft);
  font-size: 13px;
  line-height: 1.7;
  color: var(--graygold);
}
.page-news .nw-plate__note a{
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--nw-gold-line);
}
.page-news .nw-plate__note a:hover,
.page-news .nw-plate__note a:focus-visible{ color: var(--gold-light); }

/* ---------- 响应式 ---------- */
@media (min-width: 620px){
  .page-news .nw-highlights{ grid-template-columns: repeat(2, minmax(0,1fr)); gap: 14px 28px; }
  .page-news .nw-colophon__facts li{ grid-template-columns: 68px minmax(0,1fr); }
}

@media (min-width: 720px){
  .page-news .nw-cards{ grid-template-columns: repeat(2, minmax(0,1fr)); align-items: start; }
  .page-news .nw-card:nth-child(even){ margin-top: 26px; }
  .page-news .nw-card:nth-child(5n+3){ margin-top: 12px; }
  .page-news .nw-archive__row{
    grid-template-columns: 46px 132px minmax(0,1fr);
    align-items: baseline;
  }
  .page-news .nw-archive__no{ grid-row: auto; grid-column: 1; }
  .page-news .nw-archive__name{ grid-column: 2; }
  .page-news .nw-archive__note{ grid-column: 3; }
}

@media (min-width: 880px){
  .page-news .nw-archive-wrap{
    grid-template-columns: minmax(0,1.35fr) minmax(0,.72fr);
    align-items: start;
  }
  .page-news .nw-colophon{
    grid-template-columns: minmax(0,1.15fr) minmax(0,.85fr);
    align-items: start;
  }
}

@media (min-width: 900px){
  .page-news .nw-masthead{
    grid-template-columns: minmax(0,1.68fr) minmax(0,.78fr);
    align-items: end;
  }
}

@media (min-width: 980px){
  .page-news .nw-body{
    grid-template-columns: 168px minmax(0,1fr);
    align-items: start;
  }
  .page-news .nw-index{
    display: block;
    position: sticky;
    top: calc(var(--header-h) + 28px);
    padding-left: 16px;
    border-left: 1px solid var(--nw-hair);
  }
  .page-news .nw-section__lead{ font-size: 16px; }
}

@media (prefers-reduced-motion: reduce){
  .page-news .nw-card,
  .page-news .nw-card::before,
  .page-news .nw-series__title,
  .page-news .nw-index__link,
  .page-news .breadcrumb__link{
    transition: none;
  }
  .page-news .nw-card:hover{ transform: none; }
}
<<<END>>>