.page-news{
  --pct: 0%;
  --tl-dot: 12px;
  --tl-gap: 40px;
  background: var(--ink);
  color: var(--sand);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero{
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-h) + 44px) 0 48px;
}
.page-news .hero-img{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  opacity: .32;
  z-index: -2;
}
.page-news .hero-veil{
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(11,33,27,.55) 0%, rgba(11,33,27,.9) 58%, var(--ink) 100%),
    repeating-linear-gradient(90deg, rgba(59,240,168,.06) 0 1px, transparent 1px 96px);
}
.page-news .hero-inner{
  position: relative;
}
.page-news .breadcrumb{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
  margin-bottom: 26px;
}
.page-news .breadcrumb a{
  color: var(--muted);
  text-decoration: none;
}
.page-news .breadcrumb a:hover{
  color: var(--pitch-soft);
}
.page-news .crumb-sep{
  color: var(--line-strong);
}
.page-news .eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--pitch);
  margin: 0 0 14px;
}
.page-news .eyebrow-bar{
  display: inline-block;
  width: 26px;
  height: 1px;
  background: var(--pitch);
}
.page-news .display{
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(38px, 8vw, 84px);
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--sand);
}
.page-news .hero-lead{
  margin: 20px 0 0;
  max-width: 52ch;
  color: rgba(244,241,232,.84);
  font-size: 16px;
  line-height: 1.8;
}

/* ---------- 通用小节头 ---------- */
.page-news .sec-head{
  margin-bottom: 28px;
}
.page-news .h2{
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(23px, 4.6vw, 34px);
  line-height: 1.24;
  letter-spacing: -.01em;
  color: var(--sand);
}
.page-news .note{
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 三轮版本 ---------- */
.page-news .version-strip{
  padding: 56px 0 8px;
}
.page-news .version-grid{
  display: grid;
  gap: 14px;
}
.page-news .ver-card{
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px 24px;
  background: var(--ink-2);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}
.page-news .ver-card--lead{
  background:
    linear-gradient(158deg, rgba(59,240,168,.18) 0%, rgba(18,49,40,.94) 58%),
    var(--ink-2);
  border-color: var(--line-strong);
}
.page-news .ver-flag{
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--amber);
}
.page-news .ver-num{
  margin: 0;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(54px, 15vw, 76px);
  line-height: .9;
  letter-spacing: -.03em;
  color: rgba(244,241,232,.34);
}
.page-news .ver-card--lead .ver-num{
  color: var(--pitch);
}
.page-news .ver-name{
  margin: 2px 0 4px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--sand);
}
.page-news .ver-meta{
  margin: 0;
  display: grid;
  gap: 8px;
  padding-top: 12px;
  border-top: 1px dashed var(--line-soft);
}
.page-news .ver-meta-row{
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 10px;
  align-items: baseline;
}
.page-news .ver-meta dt{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--muted-deep);
}
.page-news .ver-meta dd{
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: rgba(244,241,232,.78);
}

/* ---------- 时间线 ---------- */
.page-news .timeline-sec{
  padding: 64px 0 12px;
}
.page-news .filter{
  position: relative;
}
.page-news .nf-input{
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.page-news .nf-labels{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 26px;
}
.page-news .nf-chip{
  cursor: pointer;
  display: inline-block;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
  border: 1px solid var(--line);
  background: rgba(18,49,40,.5);
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
  transition: color .18s ease, background .18s ease, border-color .18s ease;
}
.page-news .nf-chip:hover{
  color: var(--pitch-soft);
  border-color: var(--line-strong);
}
.page-news #nf-all:checked ~ .nf-labels label[for="nf-all"],
.page-news #nf-panel:checked ~ .nf-labels label[for="nf-panel"],
.page-news #nf-archive:checked ~ .nf-labels label[for="nf-archive"],
.page-news #nf-doc:checked ~ .nf-labels label[for="nf-doc"]{
  background: var(--pitch);
  border-color: var(--pitch);
  color: var(--ink);
}
.page-news #nf-all:focus-visible ~ .nf-labels label[for="nf-all"],
.page-news #nf-panel:focus-visible ~ .nf-labels label[for="nf-panel"],
.page-news #nf-archive:focus-visible ~ .nf-labels label[for="nf-archive"],
.page-news #nf-doc:focus-visible ~ .nf-labels label[for="nf-doc"]{
  outline: 2px solid var(--pitch);
  outline-offset: 3px;
}

.page-news #nf-panel:checked ~ .timeline .tl-item:not([data-cat="panel"]),
.page-news #nf-archive:checked ~ .timeline .tl-item:not([data-cat="archive"]),
.page-news #nf-doc:checked ~ .timeline .tl-item:not([data-cat="doc"]){
  display: none;
}

.page-news .timeline{
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-news .timeline::before{
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, rgba(59,240,168,.95) 0%, rgba(59,240,168,.4) 62%, rgba(59,240,168,.06) 100%);
}
.page-news .tl-item{
  position: relative;
  padding-left: var(--tl-gap);
  margin-bottom: 14px;
}
.page-news .tl-item::before{
  content: "";
  position: absolute;
  left: 0;
  top: 24px;
  width: var(--tl-dot);
  height: var(--tl-dot);
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--pitch);
  box-shadow: 0 0 0 4px rgba(59,240,168,.10);
}
.page-news .tl-card{
  background: var(--ink-2);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  transition: border-color .18s ease;
}
.page-news .tl-card:hover{
  border-color: var(--line-strong);
}
.page-news .tl-card[open]{
  border-color: var(--line-strong);
}
.page-news .tl-card > summary{
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "round tag"
    "head head";
  gap: 8px 10px;
  align-items: center;
  padding: 16px 18px;
}
.page-news .tl-card > summary::-webkit-details-marker{
  display: none;
}
.page-news .tl-card > summary:focus-visible{
  outline: 2px solid var(--pitch);
  outline-offset: -4px;
}
.page-news .tl-round{
  grid-area: round;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--pitch);
}
.page-news .tl-tag{
  grid-area: tag;
  justify-self: start;
  padding: 3px 9px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  border: 1px solid var(--line);
  color: var(--muted);
  clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 6px, 100% 100%, 0 100%);
}
.page-news .tl-tag--pitch{
  color: var(--pitch);
  border-color: rgba(59,240,168,.42);
}
.page-news .tl-tag--amber{
  color: var(--amber);
  border-color: rgba(240,180,41,.46);
}
.page-news .tl-tag--mute{
  color: var(--muted);
  border-color: var(--line);
}
.page-news .tl-head{
  grid-area: head;
  font-size: 15.5px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--sand);
}
.page-news .tl-body{
  margin: 0 18px;
  padding: 14px 0 18px;
  border-top: 1px dashed var(--line-soft);
}
.page-news .tl-body p{
  margin: 0 0 8px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}
.page-news .tl-body p:last-child{
  margin-bottom: 0;
}

/* ---------- 归档进度 ---------- */
.page-news .archive-sec{
  margin-top: 64px;
  padding: 60px 0;
  background: var(--ink-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.page-news .archive-layout{
  display: grid;
  gap: 28px;
}
.page-news .archive-figure{
  margin: 0;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  overflow: hidden;
  background: var(--ink-3);
}
.page-news .archive-figure img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  opacity: .9;
}
.page-news .archive-figure figcaption{
  padding: 12px 14px 14px;
  border-top: 1px solid var(--line-soft);
}
.page-news .arch-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}
.page-news .arch-row{
  display: block;
}
.page-news .arch-top{
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 10px;
  margin-bottom: 8px;
}
.page-news .arch-name{
  font-size: 15px;
  font-weight: 600;
  color: var(--sand);
}
.page-news .arch-stage{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--muted-deep);
}
.page-news .arch-state{
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  padding: 2px 8px;
  border: 1px solid var(--line);
}
.page-news .arch-state--done{
  color: var(--amber);
  border-color: rgba(240,180,41,.46);
}
.page-news .arch-state--live{
  color: var(--pitch);
  border-color: rgba(59,240,168,.42);
}
.page-news .arch-bar{
  position: relative;
  height: 10px;
  background: rgba(11,33,27,.85);
  border: 1px solid var(--line-soft);
  clip-path: polygon(0 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
}
.page-news .arch-bar:focus-visible{
  outline: 2px solid var(--pitch);
  outline-offset: 3px;
}
.page-news .arch-fill{
  display: block;
  height: 100%;
  width: var(--pct);
  background: linear-gradient(90deg, rgba(59,240,168,.55) 0%, var(--pitch) 100%);
}
.page-news .arch-tip{
  display: block;
  margin-top: 7px;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted-deep);
}
.page-news .archive-foot{
  margin: 26px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}
.page-news .link-inline{
  color: var(--pitch-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(143,247,206,.4);
}
.page-news .link-inline:hover{
  color: var(--pitch);
  border-bottom-color: var(--pitch);
}

/* ---------- 专题系列 ---------- */
.page-news .series-sec{
  padding: 64px 0 8px;
}
.page-news .series-figure{
  margin: 0 0 24px;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  overflow: hidden;
}
.page-news .series-figure img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}
.page-news .series-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.page-news .series-item{
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
}
.page-news .series-title{
  margin: 0 0 6px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.55;
  color: var(--sand);
}
.page-news .series-desc{
  margin: 0 0 10px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--muted);
}
.page-news .series-meta{
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}
.page-news .series-when{
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--muted-deep);
}

/* ---------- 回查与节奏 ---------- */
.page-news .tail-sec{
  padding: 64px 0 76px;
}
.page-news .tail-title{
  margin-bottom: 24px;
}
.page-news .tail-grid{
  display: grid;
  gap: 16px;
}
.page-news .tail-card{
  position: relative;
  padding: 24px 20px 26px;
  border: 1px solid var(--line);
  background: var(--ink-2);
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}
.page-news .tail-card.panel--sand{
  background: var(--sand);
  border-color: rgba(14,42,34,.14);
}
.page-news .tail-card.panel--sand .body-text{
  color: var(--on-sand);
}
.page-news .tail-kicker{
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--amber);
}
.page-news .tail-card.panel--sand .tail-kicker{
  color: #8A6410;
}
.page-news .tail-head{
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(19px, 3.4vw, 24px);
  line-height: 1.35;
  color: var(--sand);
}
.page-news .tail-card.panel--sand .tail-head{
  color: var(--on-sand);
}
.page-news .tail-card .body-text{
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.85;
  color: rgba(244,241,232,.8);
}
.page-news .tail-card .body-text:last-child{
  margin-bottom: 0;
}
.page-news .tail-card.panel--sand .link-inline{
  color: #0E6B4E;
  border-bottom-color: rgba(14,107,78,.4);
}
.page-news .tail-card.panel--sand .link-inline:hover{
  color: var(--on-sand);
  border-bottom-color: var(--on-sand);
}
.page-news .rhythm-list{
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 14px;
}
.page-news .rhythm-list li{
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 12px;
  align-items: baseline;
  padding-bottom: 12px;
  border-bottom: 1px dashed var(--line-soft);
}
.page-news .rhythm-list li:last-child{
  border-bottom: 0;
  padding-bottom: 0;
}
.page-news .rhythm-key{
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--pitch);
}
.page-news .rhythm-val{
  font-size: 13.5px;
  line-height: 1.75;
  color: rgba(244,241,232,.8);
}

/* ---------- 平板 ---------- */
@media (min-width: 720px){
  .page-news .version-grid{
    grid-template-columns: repeat(2, 1fr);
  }
  .page-news .ver-card--lead{
    grid-column: 1 / -1;
  }
  .page-news .tl-card > summary{
    grid-template-columns: auto auto 1fr;
    grid-template-areas: "round tag head";
  }
  .page-news .tail-grid{
    grid-template-columns: 1fr 1fr;
  }
  .page-news .archive-layout{
    grid-template-columns: 1fr;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 1024px){
  .page-news .news-hero{
    padding: calc(var(--header-h) + 72px) 0 76px;
    min-height: 520px;
    display: flex;
    align-items: flex-end;
  }
  .page-news .hero-lead{
    font-size: 17px;
  }
  .page-news .version-strip{
    padding-top: 80px;
  }
  .page-news .version-grid{
    grid-template-columns: 1.3fr 1fr 1fr;
    gap: 18px;
  }
  .page-news .ver-card--lead{
    grid-column: auto;
  }
  .page-news .ver-card{
    padding: 26px 26px 28px;
  }
  .page-news .timeline-sec{
    padding-top: 88px;
  }
  .page-news .tl-item{
    --tl-gap: 76px;
    margin-bottom: 16px;
  }
  .page-news .tl-item::before{
    left: 32px;
    top: 26px;
  }
  .page-news .timeline::before{
    left: 37px;
  }
  .page-news .tl-item:nth-child(even) .tl-card{
    width: 78%;
    margin-left: auto;
  }
  .page-news .tl-card > summary{
    padding: 18px 24px;
  }
  .page-news .tl-body{
    margin: 0 24px;
    padding: 16px 0 20px;
  }
  .page-news .tl-head{
    font-size: 16px;
  }
  .page-news .archive-sec{
    margin-top: 88px;
    padding: 76px 0;
  }
  .page-news .archive-layout{
    grid-template-columns: 5fr 7fr;
    gap: 44px;
    align-items: start;
  }
  .page-news .arch-row{
    padding: 4px 0;
  }
  .page-news .arch-tip{
    position: absolute;
    right: 0;
    bottom: calc(100% + 8px);
    margin-top: 0;
    padding: 5px 10px;
    background: var(--ink-3);
    border: 1px solid var(--line-strong);
    color: var(--pitch-soft);
    white-space: nowrap;
    opacity: 0;
    transform: translateY(4px);
    transition: opacity .18s ease, transform .18s ease;
    pointer-events: none;
    z-index: 2;
  }
  .page-news .arch-bar:hover .arch-tip,
  .page-news .arch-bar:focus-visible .arch-tip,
  .page-news .arch-bar:focus-within .arch-tip{
    opacity: 1;
    transform: translateY(0);
  }
  .page-news .series-sec{
    padding-top: 88px;
  }
  .page-news .series-list{
    grid-template-columns: 1fr 1fr;
    column-gap: 44px;
  }
  .page-news .series-item{
    padding: 22px 0;
  }
  .page-news .tail-sec{
    padding: 88px 0 104px;
  }
  .page-news .tail-grid{
    gap: 22px;
  }
  .page-news .tail-card{
    padding: 30px 30px 32px;
  }
}

@media (prefers-reduced-motion: reduce){
  .page-news .nf-chip,
  .page-news .tl-card,
  .page-news .arch-tip{
    transition: none;
  }
  .page-news .arch-tip{
    transform: none;
  }
}
<<<END>>>