.page-news{
  --news-gap:clamp(26px,3.4vw,52px);
  --news-pad:clamp(20px,2.8vw,36px);
  --paper-ink:#1B2B38;
  --paper-soft:#4E606D;
  background:var(--ink);
  color:var(--chalk);
  padding-bottom:clamp(56px,8vw,110px);
  overflow-x:hidden;
}

.page-news .news-crumb{
  padding-top:calc(var(--header-h) + 18px);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--mist);
}
.page-news .news-crumb a{
  color:var(--mist);
  text-decoration:none;
  border-bottom:1px solid var(--line);
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.page-news .news-crumb a:hover,
.page-news .news-crumb a:focus-visible{
  color:var(--cyan);
  border-color:var(--cyan);
}

/* 首屏 */
.page-news .news-hero{
  padding-top:clamp(18px,3vw,36px);
}
.page-news .news-hero__grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:var(--news-gap);
  align-items:end;
}
.page-news .news-hero__title{
  margin:10px 0 18px;
  font-size:clamp(30px,5vw,54px);
  line-height:1.14;
  letter-spacing:-.02em;
  font-weight:800;
}
.page-news .news-hero__lede{
  max-width:60ch;
  color:var(--mist);
}
.page-news .news-hero__chips{
  list-style:none;
  margin:24px 0 0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.page-news .news-hero__panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-top:2px solid var(--cyan);
  border-radius:var(--radius);
  padding:var(--news-pad);
  box-shadow:var(--lift);
}
.page-news .news-hero__panel-title{
  margin:0 0 14px;
  font-size:13px;
  letter-spacing:.14em;
  color:var(--cyan);
}
.page-news .news-hero__row{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  gap:14px;
  padding:11px 0;
  border-bottom:1px solid var(--line-soft);
  font-size:14px;
  color:var(--mist);
}
.page-news .news-hero__row--last{
  border-bottom:0;
}
.page-news .news-hero__val{
  color:var(--chalk);
  font-size:15px;
}
.page-news .news-hero__val--gold{
  color:var(--gold);
  font-weight:600;
}
.page-news .news-hero__note{
  margin:16px 0 0;
  padding-top:14px;
  border-top:1px solid var(--line);
  font-size:13px;
  line-height:1.7;
  color:var(--mist);
}
.page-news .news-hero__figure{
  margin:clamp(28px,4vw,54px) auto 0;
  max-width:1440px;
  padding-inline:var(--gutter);
}
.page-news .news-hero__figure img{
  display:block;
  width:100%;
  height:auto;
  border:1px solid var(--line);
  border-radius:var(--radius);
  object-fit:cover;
}
.page-news .news-hero__figure figcaption{
  margin-top:10px;
}

/* 主体骨架 */
.page-news .news-body{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:var(--news-gap);
  padding-top:clamp(44px,6vw,88px);
}
.page-news .news-index{
  border-top:1px solid var(--line);
  padding-top:16px;
}
.page-news .news-index__title{
  margin:0 0 12px;
  font-size:12px;
  letter-spacing:.16em;
  color:var(--grid);
}
.page-news .news-index__list{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.page-news .news-index__list a{
  display:inline-flex;
  align-items:baseline;
  gap:8px;
  padding:7px 12px 7px 0;
  font-size:14px;
  color:var(--mist);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.page-news .news-index__list a:hover,
.page-news .news-index__list a:focus-visible{
  color:var(--cyan);
  border-color:var(--cyan);
}
.page-news .news-index__num{
  font-size:12px;
  color:var(--grid);
}
.page-news .news-index__foot{
  margin:18px 0 0;
  font-size:13px;
  line-height:1.7;
  color:var(--mist);
}
.page-news .news-index__foot a{
  color:var(--cyan);
  text-decoration:none;
  border-bottom:1px solid rgba(63,224,206,.4);
}

.page-news .news-main{
  display:block;
  min-width:0;
}
.page-news .news-section + .news-section{
  margin-top:clamp(52px,7vw,96px);
}
.page-news .news-title{
  margin:10px 0 14px;
  font-size:clamp(24px,3.4vw,36px);
  line-height:1.24;
  letter-spacing:-.02em;
}
.page-news .news-lede{
  color:var(--mist);
  max-width:62ch;
}

/* 栏目分类 */
.page-news .news-cats{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:var(--news-gap);
  margin-top:clamp(24px,3vw,38px);
}
.page-news .news-cats__figure{
  margin:0;
}
.page-news .news-cats__figure img{
  display:block;
  width:100%;
  height:auto;
  border:1px solid var(--line);
  border-radius:var(--radius);
  object-fit:cover;
}
.page-news .news-cats__figure figcaption{
  margin-top:10px;
}
.page-news .news-cats__list{
  list-style:none;
  margin:0;
  padding:0;
  border-top:1px solid var(--line);
}
.page-news .news-cats__item{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:10px;
  padding:18px 0;
  border-bottom:1px solid var(--line-soft);
  transition:padding-left .22s var(--ease);
}
.page-news .news-cats__item:hover{
  padding-left:6px;
}
.page-news .news-cats__tag{
  justify-self:start;
}
.page-news .news-cats__name{
  margin:0 0 6px;
  font-size:16px;
  font-weight:700;
  color:var(--chalk);
}
.page-news .news-cats__text p{
  margin:0;
  font-size:14px;
  line-height:1.75;
  color:var(--mist);
}

/* 筛选与列表 */
.page-news .news-feed{
  position:relative;
  margin-top:clamp(22px,3vw,34px);
}
.page-news .news-radio{
  position:absolute;
  width:1px;
  height:1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  clip-path:inset(50%);
  white-space:nowrap;
}
.page-news .news-filters{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:20px;
}
.page-news .news-chip{
  display:inline-flex;
  align-items:center;
  padding:8px 15px;
  font-size:13px;
  line-height:1;
  color:var(--mist);
  border:1px solid var(--line);
  background:rgba(15,33,54,.6);
  cursor:pointer;
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.page-news .news-chip:hover{
  color:var(--chalk);
  border-color:var(--cyan);
}
.page-news #nf-all:checked ~ .news-filters .news-chip[for="nf-all"],
.page-news #nf-version:checked ~ .news-filters .news-chip[for="nf-version"],
.page-news #nf-guide:checked ~ .news-filters .news-chip[for="nf-guide"],
.page-news #nf-window:checked ~ .news-filters .news-chip[for="nf-window"],
.page-news #nf-observe:checked ~ .news-filters .news-chip[for="nf-observe"],
.page-news #nf-qa:checked ~ .news-filters .news-chip[for="nf-qa"]{
  color:var(--ink);
  background:var(--cyan);
  border-color:var(--cyan);
  font-weight:600;
}
.page-news #nf-all:focus-visible ~ .news-filters .news-chip[for="nf-all"],
.page-news #nf-version:focus-visible ~ .news-filters .news-chip[for="nf-version"],
.page-news #nf-guide:focus-visible ~ .news-filters .news-chip[for="nf-guide"],
.page-news #nf-window:focus-visible ~ .news-filters .news-chip[for="nf-window"],
.page-news #nf-observe:focus-visible ~ .news-filters .news-chip[for="nf-observe"],
.page-news #nf-qa:focus-visible ~ .news-filters .news-chip[for="nf-qa"]{
  outline:2px solid var(--gold);
  outline-offset:2px;
}
.page-news #nf-version:checked ~ .news-list .news-item:not([data-cat="version"]),
.page-news #nf-guide:checked ~ .news-list .news-item:not([data-cat="guide"]),
.page-news #nf-window:checked ~ .news-list .news-item:not([data-cat="window"]),
.page-news #nf-observe:checked ~ .news-list .news-item:not([data-cat="observe"]),
.page-news #nf-qa:checked ~ .news-list .news-item:not([data-cat="qa"]){
  display:none;
}

.page-news .news-list{
  list-style:none;
  margin:0;
  padding:0;
  border-top:1px solid var(--line);
}
.page-news .news-item{
  border-bottom:1px solid var(--line-soft);
  padding:18px 0;
  transition:background .22s var(--ease),padding-left .22s var(--ease);
}
.page-news .news-item:hover,
.page-news .news-item:focus-within{
  background:rgba(63,224,206,.04);
}
.page-news .news-item__meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
}
.page-news .news-item__time{
  font-size:12px;
  color:var(--mist);
  letter-spacing:.02em;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.page-news .news-item__time::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--dot,var(--cyan));
  box-shadow:0 0 8px var(--dot,var(--cyan));
}
.page-news .news-item[data-cat="version"]{ --dot:var(--cyan); }
.page-news .news-item[data-cat="guide"]{ --dot:var(--paper); }
.page-news .news-item[data-cat="window"]{ --dot:var(--gold); }
.page-news .news-item[data-cat="observe"]{ --dot:var(--clay); }
.page-news .news-item[data-cat="qa"]{ --dot:var(--moss); }

.page-news .news-item__title{
  margin:10px 0 0;
  font-size:clamp(16px,2.2vw,20px);
  line-height:1.4;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--chalk);
}
.page-news .news-item__sum{
  margin:0;
  font-size:14px;
  line-height:1.78;
  color:var(--mist);
}
.page-news .news-item__more{
  display:inline-block;
  margin-top:12px;
  font-size:13px;
  color:var(--cyan);
  text-decoration:none;
  border-bottom:1px solid rgba(63,224,206,.35);
}
.page-news .news-item__more:hover{
  border-color:var(--cyan);
}
.page-news .news-item__figure{
  margin:0 0 14px;
}
.page-news .news-item__figure img{
  display:block;
  width:100%;
  height:auto;
  border:1px solid var(--line);
  border-radius:var(--radius);
  object-fit:cover;
}
.page-news .news-item--lead{
  background:rgba(15,33,54,.55);
  border-left:2px solid var(--cyan);
  padding:18px 16px 20px;
}

/* 专题系列 */
.page-news .news-section--paper{
  background:var(--paper);
  color:var(--paper-ink);
  border-radius:var(--radius);
  padding:clamp(24px,3.6vw,46px);
  clip-path:polygon(0 0,calc(100% - 30px) 0,100% 30px,100% 100%,0 100%);
}
.page-news .news-section--paper .sk-eyebrow{
  color:var(--paper-soft);
}
.page-news .news-title--paper{
  color:var(--paper-ink);
}
.page-news .news-series{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:var(--news-gap);
}
.page-news .news-series__text{
  margin:0 0 12px;
  font-size:14px;
  line-height:1.78;
  color:var(--paper-soft);
}
.page-news .news-series__figure{
  margin:20px 0 0;
}
.page-news .news-series__figure img{
  display:block;
  width:100%;
  height:auto;
  border:1px solid rgba(10,21,36,.3);
  object-fit:cover;
}
.page-news .news-series__figure figcaption{
  margin-top:8px;
  color:var(--paper-soft);
}
.page-news .news-series__strip{
  list-style:none;
  margin:0;
  padding:0 0 12px;
  display:flex;
  gap:10px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  -webkit-overflow-scrolling:touch;
}
.page-news .news-series__item{
  flex:0 0 auto;
  width:172px;
  scroll-snap-align:start;
  display:flex;
  flex-direction:column;
  gap:8px;
  padding:14px 15px;
  border:1px solid rgba(10,21,36,.24);
  background:rgba(255,255,255,.34);
  transition:background .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.page-news .news-series__item:hover{
  background:rgba(255,255,255,.62);
  border-color:var(--moss);
  transform:translateY(-3px);
}
.page-news .news-series__num{
  font-size:20px;
  font-weight:700;
  color:var(--moss);
  letter-spacing:.02em;
}
.page-news .news-series__name{
  font-size:14px;
  line-height:1.5;
  color:var(--paper-ink);
}

/* 更新节奏 */
.page-news .news-cadence{
  list-style:none;
  margin:clamp(22px,3vw,34px) 0 0;
  padding:0;
  border-left:1px solid var(--line);
}
.page-news .news-cadence__item{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:6px;
  position:relative;
  padding:0 0 24px 22px;
}
.page-news .news-cadence__item::before{
  content:"";
  position:absolute;
  left:-4px;
  top:6px;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--ink);
  border:1px solid var(--cyan);
  box-shadow:0 0 10px rgba(63,224,206,.5);
}
.page-news .news-cadence__item:last-child{
  padding-bottom:0;
}
.page-news .news-cadence__time{
  font-size:12px;
  letter-spacing:.04em;
  color:var(--gold);
}
.page-news .news-cadence__body h3{
  margin:0 0 6px;
  font-size:16px;
  font-weight:700;
  color:var(--chalk);
}
.page-news .news-cadence__body p{
  margin:0;
  font-size:14px;
  line-height:1.78;
  color:var(--mist);
}

/* 线索与提问 */
.page-news .news-ask{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:var(--news-gap);
  border-top:1px solid var(--line);
  padding-top:clamp(28px,4vw,48px);
}
.page-news .news-ask__text{
  margin:0;
  font-size:15px;
  line-height:1.8;
  color:var(--mist);
  max-width:58ch;
}
.page-news .news-ask__actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:24px;
}
.page-news .news-ask__side{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:var(--news-pad);
  box-shadow:var(--lift);
}
.page-news .news-ask__side-title{
  margin:0 0 14px;
  font-size:13px;
  letter-spacing:.12em;
  color:var(--cyan);
}
.page-news .news-ask__side-list{
  list-style:none;
  margin:0;
  padding:0;
}
.page-news .news-ask__side-list li{
  position:relative;
  padding:0 0 12px 16px;
  font-size:13px;
  line-height:1.72;
  color:var(--mist);
}
.page-news .news-ask__side-list li:last-child{
  padding-bottom:0;
}
.page-news .news-ask__side-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:6px;
  height:1px;
  background:var(--gold);
}

/* 悬停展开摘要（指针设备） */
@media (hover:hover) and (min-width:761px){
  .page-news .news-item__sum{
    max-height:0;
    opacity:0;
    overflow:hidden;
    transition:max-height .24s var(--ease),opacity .24s var(--ease),margin .24s var(--ease);
  }
  .page-news .news-item:hover .news-item__sum,
  .page-news .news-item:focus-within .news-item__sum,
  .page-news .news-item--lead .news-item__sum{
    max-height:12em;
    opacity:1;
    margin-top:10px;
  }
}

@media (min-width:761px){
  .page-news .news-item{
    padding:22px 0;
  }
  .page-news .news-item:nth-child(even){
    padding-left:clamp(8px,1.6vw,24px);
  }
  .page-news .news-item--lead{
    display:grid;
    grid-template-columns:minmax(0,5fr) minmax(0,7fr);
    gap:clamp(16px,2.4vw,28px);
    align-items:start;
    padding:24px 18px 26px;
  }
  .page-news .news-item__figure{
    margin:0;
  }
  .page-news .news-cats{
    grid-template-columns:minmax(0,5fr) minmax(0,7fr);
    align-items:start;
  }
  .page-news .news-cats__figure{
    position:sticky;
    top:calc(var(--header-h) + 24px);
  }
  .page-news .news-cats__item{
    grid-template-columns:112px minmax(0,1fr);
    gap:16px;
    align-items:start;
    padding:20px 0;
  }
  .page-news .news-cadence__item{
    grid-template-columns:168px minmax(0,1fr);
    gap:20px;
  }
  .page-news .news-ask{
    grid-template-columns:minmax(0,7fr) minmax(0,5fr);
    align-items:start;
  }
}

@media (min-width:900px){
  .page-news .news-hero__grid{
    grid-template-columns:minmax(0,7fr) minmax(0,4fr);
  }
  .page-news .news-series{
    grid-template-columns:minmax(0,4fr) minmax(0,8fr);
    align-items:start;
  }
  .page-news .news-series__strip{
    flex-direction:column;
    overflow-x:visible;
    max-height:none;
  }
  .page-news .news-series__item{
    width:auto;
    flex-direction:row;
    align-items:baseline;
    gap:14px;
  }
}

@media (min-width:1000px){
  .page-news .news-body{
    grid-template-columns:minmax(0,4fr) minmax(0,8fr);
    align-items:start;
  }
  .page-news .news-index{
    position:sticky;
    top:calc(var(--header-h) + 24px);
    align-self:start;
  }
  .page-news .news-index__list{
    flex-direction:column;
    gap:0;
  }
  .page-news .news-index__list a{
    padding:9px 0;
    width:100%;
    border-bottom:1px solid var(--line-soft);
  }
}

@media (prefers-reduced-motion:reduce){
  .page-news .news-item,
  .page-news .news-item__sum,
  .page-news .news-chip,
  .page-news .news-cats__item,
  .page-news .news-series__item,
  .page-news .news-index__list a{
    transition-duration:0s;
  }
  .page-news .news-series__item:hover{
    transform:none;
  }
  .page-news .news-cats__item:hover{
    padding-left:0;
  }
}
<<<END>>>