.page-news{
  --nw-space: clamp(56px, 9vw, 108px);
  --nw-grid: repeating-linear-gradient(to right, rgba(11,31,42,.06) 0 1px, transparent 1px 56px);
  padding-block: clamp(16px, 2.5vw, 28px) clamp(56px, 8vw, 100px);
  color: var(--ink);
}

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

/* ---------- 首屏拼贴 ---------- */
.page-news .nw-hero{
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  margin-top: 16px;
  padding: clamp(20px, 3.4vw, 40px);
  background-color: var(--fog);
  background-image: var(--nw-grid);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--orange);
}

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

.page-news .nw-hero h1{
  margin: 10px 0 0;
  font-size: clamp(30px, 6.4vw, 60px);
  line-height: 1.08;
  letter-spacing: -.02em;
  font-weight: 800;
}

.page-news .nw-hero__lede{
  margin: 16px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.9;
  color: var(--slate);
}

.page-news .nw-hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.page-news .nw-figures{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  align-self: start;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.page-news .nw-figure{
  min-width: 0;
  padding: 14px 14px 16px;
  background: #fff;
}

.page-news .nw-figure--key,
.page-news .nw-figure--wide{
  grid-column: 1 / -1;
}

.page-news .nw-figure--key{
  background: var(--ink);
  color: var(--mist);
}

.page-news .nw-figure__label{
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--slate);
}

.page-news .nw-figure--key .nw-figure__label{
  color: var(--signal-soft);
}

.page-news .nw-figure__num{
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(26px, 4.4vw, 38px);
  line-height: 1.05;
  letter-spacing: -.01em;
}

.page-news .nw-figure__num span{
  margin-left: 6px;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .08em;
  color: var(--slate);
}

.page-news .nw-figure__note{
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.65;
  color: rgba(245,247,248,.72);
}

/* ---------- 章节通用 ---------- */
.page-news .nw-section{
  margin-top: var(--nw-space);
}

.page-news .nw-head{
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--rule-strong);
}

.page-news .nw-head h2{
  margin: 0;
  font-size: clamp(23px, 3.6vw, 36px);
  line-height: 1.22;
  letter-spacing: -.02em;
  font-weight: 800;
}

.page-news .nw-head__lede{
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--slate);
}

.page-news .nw-note{
  margin: 18px 0 0;
  padding-left: 12px;
  border-left: 2px solid var(--orange);
  font-size: 13px;
  line-height: 1.85;
  color: var(--slate);
}

.page-news .nw-note a{
  color: var(--teal-700);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--rule-strong);
}

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

/* ---------- 最新版本 ---------- */
.page-news .nw-latest{
  display: grid;
  gap: clamp(22px, 3.4vw, 36px);
  padding: clamp(22px, 3.6vw, 44px);
  background: var(--ink);
  color: var(--mist);
}

.page-news .nw-latest .eyebrow{
  color: var(--signal-soft);
}

.page-news .nw-latest h2{
  margin: 12px 0 0;
  font-size: clamp(23px, 3.6vw, 34px);
  line-height: 1.24;
  letter-spacing: -.02em;
  color: #fff;
}

.page-news .nw-latest__body > p{
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(245,247,248,.76);
}

.page-news .nw-latest__list{
  display: grid;
  gap: 1px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
  background: var(--rule-dark);
  border: 1px solid var(--rule-dark);
}

.page-news .nw-latest__list li{
  padding: 12px 14px;
  background: rgba(245,247,248,.05);
  font-size: 14px;
  line-height: 1.75;
  color: rgba(245,247,248,.86);
}

.page-news .nw-k{
  display: inline-block;
  min-width: 78px;
  margin-right: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--signal-soft);
}

.page-news .nw-latest .btn--signal{
  margin-top: 22px;
  color: var(--mist);
  border-color: var(--signal);
}

.page-news .nw-latest__media{
  margin: 0;
  align-self: start;
  background: rgba(245,247,248,.04);
  border: 1px solid var(--rule-dark);
}

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

.page-news .nw-latest__media figcaption{
  padding: 10px 12px;
  border-top: 1px solid var(--rule-dark);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: rgba(245,247,248,.62);
}

/* ---------- 筛选 chips ---------- */
.page-news .nw-chips{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 24px;
}

.page-news .nw-chip{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: #fff;
  border: 1px solid var(--rule-strong);
  color: var(--ink);
  font-size: 13px;
  text-decoration: none;
  transition: border-color .2s var(--ease), background .2s var(--ease);
}

.page-news .nw-chip b{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--teal-700);
}

.page-news .nw-chip:hover{
  border-color: var(--orange);
  background: var(--mist);
}

.page-news .nw-chip:focus-visible{
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

/* ---------- 时间轴 ---------- */
.page-news .nw-timeline{
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .nw-tl-item{
  position: relative;
  padding: 0 0 20px 22px;
  border-left: 1px solid var(--rule-strong);
}

.page-news .nw-tl-item:last-child{
  padding-bottom: 0;
  border-left-color: transparent;
}

.page-news .nw-tl-item::before{
  content: "";
  position: absolute;
  left: -5px;
  top: 18px;
  width: 9px;
  height: 9px;
  background: var(--signal);
}

.page-news .nw-tl-card{
  padding: 14px 16px 16px;
  background: #fff;
  border: 1px solid var(--rule);
  border-left: 3px solid var(--teal-700);
}

.page-news .nw-tl-item--column .nw-tl-card{
  border-left-color: var(--wine);
}

.page-news .nw-tl-item--entry .nw-tl-card{
  border-left-color: var(--wine);
}

.page-news .nw-tl-item--version .nw-tl-card{
  border-left-color: var(--indigo);
}

.page-news .nw-tl-top{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-news .nw-tl-ver{
  padding: 3px 7px;
  background: var(--fog);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--ink);
}

.page-news .nw-tl-card h3{
  margin: 12px 0 0;
  font-size: clamp(17px, 2.4vw, 21px);
  line-height: 1.4;
  letter-spacing: -.01em;
}

.page-news .nw-tl-meta{
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--slate);
}

.page-news .nw-tl-card > p:not(.nw-tl-meta){
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .nw-details{
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed var(--rule-strong);
}

.page-news .nw-details summary{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
  font-size: 13px;
  font-weight: 700;
  color: var(--teal-700);
  cursor: pointer;
  list-style: none;
}

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

.page-news .nw-details summary::after{
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1;
  color: var(--orange);
}

.page-news .nw-details[open] summary::after{
  content: "−";
}

.page-news .nw-details summary:focus-visible{
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

.page-news .nw-details ul{
  display: grid;
  gap: 6px;
  margin: 10px 0 0;
  padding-left: 18px;
}

.page-news .nw-details li{
  font-size: 13px;
  line-height: 1.75;
  color: var(--slate);
}

.page-news .nw-details li::marker{
  color: var(--orange);
}

.page-news .nw-tl-figure{
  margin: 26px 0 0;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--rule);
}

.page-news .nw-tl-figure img{
  display: block;
  width: 100%;
  height: auto;
}

.page-news .nw-tl-figure figcaption,
.page-news .nw-shot figcaption{
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--slate);
}

/* ---------- 公告分类 ---------- */
.page-news .nw-cats{
  display: grid;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.page-news .nw-cat{
  padding: 20px 18px 22px;
  background: #fff;
  border-top: 4px solid var(--teal-700);
}

.page-news .nw-cat--version{
  border-top-color: var(--indigo);
}

.page-news .nw-cat--entry{
  border-top-color: var(--wine);
}

.page-news .nw-cat__num{
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(26px, 4vw, 34px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.01em;
}

.page-news .nw-cat h3{
  margin: 10px 0 0;
  font-size: 18px;
  letter-spacing: -.01em;
}

.page-news .nw-cat p{
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .nw-cat .nw-cat__hint{
  margin-top: 14px;
  padding-top: 10px;
  border-top: 1px solid var(--rule);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--teal-700);
}

/* ---------- 变更说明对照 ---------- */
.page-news .nw-diff-wrap{
  display: grid;
  gap: 22px;
}

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

.page-news .nw-diff__row{
  display: grid;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.page-news .nw-diff__cell{
  padding: 14px 16px;
  background: #fff;
}

.page-news .nw-diff__cell--now{
  box-shadow: inset 3px 0 0 var(--wine);
}

.page-news .nw-diff__key{
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--slate);
}

.page-news .nw-diff__cell p{
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink);
}

.page-news .nw-diff__cell--was p{
  color: var(--slate);
  text-decoration: line-through;
  text-decoration-color: rgba(122,46,58,.45);
}

.page-news .nw-shot{
  margin: 0;
  padding: 8px;
  background: #fff;
  border: 1px solid var(--rule);
}

.page-news .nw-shot img{
  display: block;
  width: 100%;
  height: auto;
}

/* ---------- 路径核对 ---------- */
.page-news .nw-path{
  display: grid;
  gap: 24px;
}

.page-news .nw-check{
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .nw-check__item{
  position: relative;
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--rule);
  cursor: pointer;
  transition: border-color .2s var(--ease), background .2s var(--ease);
}

.page-news .nw-check__item:hover{
  border-color: var(--rule-strong);
}

.page-news .nw-check__item input{
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.page-news .nw-check__box{
  width: 18px;
  height: 18px;
  margin-top: 2px;
  background: var(--mist);
  border: 1px solid var(--rule-strong);
}

.page-news .nw-check__box::after{
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  margin: 3px;
  background: var(--signal);
  opacity: 0;
  transition: opacity .2s var(--ease);
}

.page-news .nw-check__item input:checked + .nw-check__box{
  border-color: var(--signal);
}

.page-news .nw-check__item input:checked + .nw-check__box::after{
  opacity: 1;
}

.page-news .nw-check__item input:focus-visible + .nw-check__box{
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-news .nw-check__item:has(input:checked){
  border-color: var(--signal);
}

.page-news .nw-check__text{
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .nw-check__text strong{
  display: block;
  margin-bottom: 2px;
  font-size: 14.5px;
  color: var(--ink);
}

.page-news .nw-path__main .nw-note{
  margin-top: 20px;
}

/* ---------- 联系入口 ---------- */
.page-news .nw-cta{
  display: grid;
  gap: 20px;
  margin-top: var(--nw-space);
  padding: clamp(24px, 4vw, 44px);
  background: var(--orange);
  color: var(--ink);
}

.page-news .nw-cta h2{
  margin: 0;
  font-size: clamp(23px, 3.6vw, 34px);
  line-height: 1.24;
  letter-spacing: -.02em;
}

.page-news .nw-cta p{
  margin: 12px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(11,31,42,.86);
}

.page-news .nw-cta__links{
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(11,31,42,.25);
}

.page-news .nw-cta__links a{
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(11,31,42,.4);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
}

.page-news .nw-cta__links a:hover{
  border-bottom-color: var(--ink);
}

.page-news .nw-cta .btn{
  justify-self: start;
  background: var(--ink);
  border: 1px solid var(--ink);
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 768px){
  .page-news .nw-cats{
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .page-news .nw-tl-item{
    padding-left: 28px;
  }
}

@media (min-width: 900px){
  .page-news .nw-hero{
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .nw-latest{
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: start;
  }

  .page-news .nw-diff-wrap{
    grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr);
    align-items: start;
  }

  .page-news .nw-path{
    grid-template-columns: minmax(0, 1fr) minmax(0, 340px);
    align-items: start;
  }

  .page-news .nw-cta{
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-news .nw-cta .btn{
    justify-self: end;
  }

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

@media (min-width: 1100px){
  .page-news .nw-hero h1{
    max-width: 18ch;
  }

  .page-news .nw-timeline{
    max-width: 940px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-news .nw-chip,
  .page-news .nw-check__item,
  .page-news .nw-check__box::after{
    transition: none;
  }
}