.page-news{
  --news-line:rgba(169,184,204,.28);
  --news-line-strong:rgba(169,184,204,.5);
  background:var(--ink);
  color:var(--paper);
  font-family:var(--font-body);
  font-size:var(--step-body);
  line-height:1.85;
  overflow-x:hidden;
}

.page-news [id]{
  scroll-margin-top:96px;
}

.page-news a:focus-visible,
.page-news button:focus-visible,
.page-news summary:focus-visible{
  outline:2px solid var(--sand);
  outline-offset:3px;
}

.page-news .media-frame{
  overflow:hidden;
  margin:0;
}

.page-news .media-frame img{
  display:block;
  max-width:100%;
  height:auto;
  object-fit:cover;
}

/* ---------- 刊头 ---------- */

.page-news .news-masthead{
  position:relative;
  padding:clamp(22px,4vw,42px) 0 clamp(36px,5vw,72px);
  background:var(--ink-deep);
  border-bottom:2px solid var(--news-line);
  overflow:hidden;
}

.page-news .news-masthead::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(to right, rgba(169,184,204,.10) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(169,184,204,.10) 1px, transparent 1px);
  background-size:56px 56px;
  opacity:.8;
  pointer-events:none;
}

.page-news .news-masthead > .wrap{
  position:relative;
  z-index:1;
}

.page-news .breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--mist);
  padding-bottom:clamp(16px,3vw,30px);
}

.page-news .breadcrumb a{
  color:var(--mist);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .breadcrumb a:hover{
  color:var(--coral);
  border-bottom-color:var(--coral);
}

.page-news .masthead-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(20px,3vw,36px);
  padding-bottom:clamp(24px,4vw,44px);
}

.page-news .news-lead .eyebrow{
  display:flex;
  align-items:center;
  gap:10px;
  margin:0;
  font-family:var(--font-label);
  font-size:var(--step-label);
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--jade);
}

.page-news .news-lead .eyebrow::before{
  content:"";
  width:28px;
  height:2px;
  background:var(--jade);
  flex:0 0 auto;
}

.page-news .news-lead h1{
  margin:.32em 0 .5em;
  font-family:var(--font-display);
  font-weight:900;
  font-size:var(--step-display);
  line-height:1.04;
  letter-spacing:-.02em;
  color:var(--paper);
}

.page-news .news-lead .lede{
  margin:0 0 clamp(20px,3vw,28px);
  max-width:34em;
  font-size:clamp(15px,1.7vw,18px);
  line-height:1.9;
  color:var(--paper-dim);
}

.page-news .news-lead .btn-row{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

.page-news .focus-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:14px;
  align-content:start;
}

.page-news .focus-item{
  border:2px solid var(--news-line);
  background:var(--slate);
  box-shadow:var(--shadow-hard);
  padding:clamp(16px,2.4vw,22px);
  transition:transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .focus-item:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-lift);
  border-color:var(--jade);
}

.page-news .focus-item--lead{
  background:var(--paper);
  color:var(--ink);
  border-color:var(--sand);
}

.page-news .focus-kicker{
  margin:0 0 8px;
  font-family:var(--font-label);
  font-size:11px;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--mist);
}

.page-news .focus-item--lead .focus-kicker{
  color:var(--coral-deep);
}

.page-news .focus-title{
  margin:0 0 10px;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(20px,2.4vw,26px);
  line-height:1.25;
  color:var(--ink);
}

.page-news .focus-sub{
  margin:0 0 12px;
  font-family:var(--font-display);
  font-weight:700;
  font-size:17px;
  line-height:1.45;
  color:var(--paper);
}

.page-news .focus-desc{
  margin:0 0 14px;
  font-size:15px;
  line-height:1.8;
  color:var(--slate);
}

.page-news .focus-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin:0;
  font-family:var(--font-label);
  font-size:12px;
  color:var(--mist);
}

.page-news .focus-item--lead .focus-meta{
  color:var(--slate);
}

.page-news .mono{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--sand);
}

.page-news .focus-item--lead .mono{
  color:var(--coral-deep);
}

.page-news .news-figure{
  border:2px solid var(--news-line);
  box-shadow:8px 8px 0 var(--ink-deep);
  background:var(--slate);
}

.page-news .media-caption{
  padding:10px 14px;
  font-family:var(--font-label);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--mist);
  background:var(--ink);
  border-top:2px solid var(--news-line);
}

/* ---------- 章节标题 ---------- */

.page-news .news-section-head{
  display:grid;
  gap:10px;
  max-width:56ch;
  margin-bottom:clamp(22px,4vw,42px);
}

.page-news .news-section-head .section-num{
  margin:0;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.18em;
  color:var(--sand);
}

.page-news .news-section-head h2{
  margin:0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:var(--step-h2);
  line-height:1.2;
  letter-spacing:-.01em;
  color:var(--paper);
}

.page-news .news-section-head p:not(.section-num){
  margin:0;
  font-size:15px;
  line-height:1.85;
  color:var(--paper-dim);
}

.page-news .news-section-head--ink h2{
  color:var(--ink);
}

.page-news .news-section-head--ink p:not(.section-num){
  color:var(--slate);
}

.page-news .news-section-head--ink .section-num{
  color:var(--coral-deep);
}

/* ---------- 更新记录 ---------- */

.page-news .news-feed-section{
  padding:clamp(40px,6vw,88px) 0;
  background:var(--ink);
  border-bottom:2px solid var(--news-line);
}

.page-news .feed-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(20px,3vw,40px);
}

.page-news .feed-rail{
  display:grid;
  gap:12px;
  align-content:start;
}

.page-news .rail-figure{
  border:2px solid var(--news-line);
  box-shadow:var(--shadow-hard);
  background:var(--slate);
}

.page-news .rail-note{
  display:flex;
  align-items:center;
  gap:10px;
  margin:0;
  padding-left:12px;
  border-left:2px solid var(--news-line);
  font-family:var(--font-label);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--mist);
}

.page-news .rail-dot{
  width:10px;
  height:10px;
  flex:0 0 auto;
  background:var(--mist);
}

.page-news .rail-note--jade{border-left-color:var(--jade);}
.page-news .rail-note--jade .rail-dot{background:var(--jade);}
.page-news .rail-note--coral{border-left-color:var(--coral);}
.page-news .rail-note--coral .rail-dot{background:var(--coral);}
.page-news .rail-note--sand{border-left-color:var(--sand);}
.page-news .rail-note--sand .rail-dot{background:var(--sand);}

.page-news .filter-bar{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  padding-bottom:16px;
  border-bottom:2px solid var(--news-line);
  margin-bottom:6px;
}

.page-news .filter-status{
  margin:0 0 0 auto;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--mist);
}

.page-news .feed-list{
  list-style:none;
  margin:0 0 0 6px;
  padding:0;
  border-left:2px solid var(--news-line);
}

.page-news .feed-item{
  position:relative;
  padding-left:clamp(18px,3vw,26px);
}

.page-news .feed-item::before{
  content:"";
  position:absolute;
  left:-7px;
  top:26px;
  width:12px;
  height:12px;
  background:var(--mist);
  transition:background var(--dur) var(--ease);
}

.page-news .feed-item[data-tags~="test"]::before{background:var(--jade);}
.page-news .feed-item[data-tags~="stable"]::before{background:var(--coral);}
.page-news .feed-item[data-tags~="archive"]::before{background:var(--sand);}

.page-news .feed-item:hover::before,
.page-news .feed-item:focus-within::before{
  background:var(--sand);
}

.page-news .feed-entry{
  border-bottom:1px solid var(--news-line);
}

.page-news .feed-entry summary{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:8px 12px;
  padding:16px 0;
  list-style:none;
  cursor:pointer;
}

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

.page-news .feed-entry summary::after{
  content:"+";
  margin-left:auto;
  font-family:var(--font-mono);
  font-size:15px;
  color:var(--mist);
  transition:color var(--dur) var(--ease);
}

.page-news .feed-entry[open] summary::after{
  content:"−";
  color:var(--jade);
}

.page-news .feed-version{
  min-width:52px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--sand);
}

.page-news .feed-when{
  min-width:44px;
  font-family:var(--font-label);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--mist);
}

.page-news .feed-head{
  flex:1 1 62%;
  min-width:0;
  font-family:var(--font-display);
  font-weight:700;
  font-size:16px;
  line-height:1.5;
  color:var(--paper);
  transition:color var(--dur) var(--ease);
}

.page-news .feed-entry summary:hover .feed-head{
  color:var(--coral);
}

.page-news .feed-body{
  max-width:60ch;
  padding:0 0 20px;
}

.page-news .feed-body p{
  margin:0 0 12px;
  font-size:15px;
  line-height:1.85;
  color:var(--paper-dim);
}

.page-news .feed-more{
  display:inline-block;
  font-family:var(--font-label);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--jade);
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .feed-more:hover{
  color:var(--coral);
  border-bottom-color:var(--coral);
}

/* ---------- 故事 ---------- */

.page-news .news-stories{
  padding:clamp(40px,6vw,88px) 0;
  background:var(--ink-deep);
  border-bottom:2px solid var(--news-line);
}

.page-news .story-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(16px,3vw,26px);
}

.page-news .story{
  border:2px solid var(--news-line);
  background:var(--slate);
  box-shadow:var(--shadow-hard);
  padding:clamp(18px,2.6vw,26px);
}

.page-news .story--wide{
  background:var(--paper);
  color:var(--ink);
  border-color:var(--sand);
}

.page-news .story-figure{
  border:2px solid var(--ink);
  margin-bottom:18px;
}

.page-news .story-tag{
  display:inline-block;
  margin:0 0 12px;
}

.page-news .story-title{
  margin:0 0 12px;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(19px,2.3vw,24px);
  line-height:1.32;
  color:var(--paper);
}

.page-news .story--wide .story-title{
  color:var(--ink);
}

.page-news .story-text{
  margin:0;
  font-size:15px;
  line-height:1.9;
  color:var(--paper-dim);
}

.page-news .story--wide .story-text{
  color:var(--slate);
}

.page-news .story-result{
  margin:16px 0 0;
  padding-left:12px;
  border-left:4px solid var(--coral);
  font-family:var(--font-label);
  font-size:13px;
  line-height:1.75;
  letter-spacing:.02em;
  color:var(--paper);
}

.page-news .story--wide .story-result{
  color:var(--ink);
}

/* ---------- 专题 ---------- */

.page-news .news-topics{
  padding:clamp(40px,6vw,88px) 0;
  background:var(--paper);
  color:var(--ink);
  border-top:4px solid var(--jade);
  border-bottom:2px solid var(--ink);
}

.page-news .topic-figure{
  border:2px solid var(--ink);
  box-shadow:8px 8px 0 rgba(11,31,58,.18);
  margin-bottom:clamp(22px,4vw,40px);
}

.page-news .topic-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:clamp(14px,2.4vw,20px);
}

.page-news .topic-card{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:clamp(16px,2.4vw,24px);
  border:2px solid var(--ink);
  background:var(--ink);
  color:var(--paper);
  text-decoration:none;
  box-shadow:6px 6px 0 rgba(11,31,58,.2);
  transition:transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .topic-card:hover{
  transform:translateY(-2px);
  box-shadow:9px 9px 0 rgba(11,31,58,.32);
  border-color:var(--coral);
}

.page-news .topic-card--paper{
  background:var(--paper);
  color:var(--ink);
  box-shadow:6px 6px 0 rgba(11,31,58,.14);
}

.page-news .topic-index{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.16em;
  color:var(--sand);
}

.page-news .topic-card--paper .topic-index{
  color:var(--coral-deep);
}

.page-news .topic-title{
  margin:0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(19px,2.2vw,24px);
  line-height:1.3;
  color:var(--paper);
}

.page-news .topic-card--paper .topic-title{
  color:var(--ink);
}

.page-news .topic-desc{
  margin:0;
  flex:1 1 auto;
  font-size:14px;
  line-height:1.8;
  color:var(--mist);
}

.page-news .topic-card--paper .topic-desc{
  color:var(--slate);
}

.page-news .topic-count{
  padding-top:10px;
  border-top:1px solid var(--news-line);
  font-family:var(--font-label);
  font-size:12px;
  letter-spacing:.1em;
  color:var(--jade);
  opacity:.7;
  transition:opacity var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-news .topic-card:hover .topic-count,
.page-news .topic-card:focus-visible .topic-count{
  opacity:1;
  color:var(--coral);
}

.page-news .topic-card--paper .topic-count{
  border-top-color:rgba(11,31,58,.18);
  color:var(--jade-deep);
}

.page-news .topic-card--paper:hover .topic-count,
.page-news .topic-card--paper:focus-visible .topic-count{
  color:var(--coral-deep);
}

/* ---------- 节奏 ---------- */

.page-news .news-cadence{
  padding:clamp(40px,6vw,88px) 0 clamp(48px,7vw,96px);
  background:var(--ink);
}

.page-news .cadence-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:16px;
}

.page-news .cadence-card{
  padding:clamp(16px,2.4vw,24px);
  border:2px solid var(--news-line);
  border-top-width:4px;
  background:var(--slate);
  box-shadow:var(--shadow-hard);
}

.page-news .cadence-card--jade{border-top-color:var(--jade);}
.page-news .cadence-card--coral{border-top-color:var(--coral);}
.page-news .cadence-card--sand{border-top-color:var(--sand);}

.page-news .cadence-card h3{
  margin:0 0 10px;
  font-family:var(--font-display);
  font-weight:700;
  font-size:19px;
  line-height:1.4;
  color:var(--paper);
}

.page-news .cadence-card p{
  margin:0;
  font-size:14.5px;
  line-height:1.85;
  color:var(--paper-dim);
}

.page-news .cadence-period{
  margin:0;
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(28px,5vw,42px);
  line-height:1;
  letter-spacing:-.01em;
  color:var(--jade);
}

.page-news .cadence-cta{
  display:grid;
  gap:14px;
  margin-top:clamp(22px,3vw,34px);
  padding:clamp(18px,3vw,28px);
  border:2px solid var(--sand);
  background:rgba(232,196,104,.06);
}

.page-news .cadence-cta p{
  margin:0;
  font-size:15px;
  line-height:1.9;
  color:var(--paper-dim);
}

.page-news .cadence-cta .btn{
  justify-self:start;
}

/* ---------- 响应式 ---------- */

@media (min-width:640px){
  .page-news .cadence-card--wide{
    display:grid;
    grid-template-columns:auto minmax(0,1fr);
    align-items:center;
    column-gap:clamp(20px,3vw,40px);
  }

  .page-news .cadence-card--wide .cadence-period{
    margin:0;
  }
}

@media (min-width:760px){
  .page-news .cadence-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }

  .page-news .cadence-card--wide{
    grid-column:1 / -1;
  }

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

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

  .page-news .topic-card:nth-child(1){
    grid-column:1 / -1;
  }
}

@media (min-width:860px){
  .page-news .masthead-grid{
    grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
    align-items:start;
  }

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

  .page-news .story--wide{
    grid-column:1 / -1;
  }

  .page-news .story--wide{
    display:grid;
    grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
    gap:clamp(18px,3vw,32px);
    align-items:center;
  }

  .page-news .story--wide .story-figure{
    margin-bottom:0;
  }
}

@media (min-width:900px){
  .page-news .feed-layout{
    grid-template-columns:minmax(0,250px) minmax(0,1fr);
    align-items:start;
  }

  .page-news .feed-rail{
    position:sticky;
    top:24px;
  }
}

@media (min-width:1000px){
  .page-news .topic-grid{
    grid-template-columns:repeat(6,minmax(0,1fr));
  }

  .page-news .topic-card:nth-child(1){
    grid-column:span 4;
  }

  .page-news .topic-card:nth-child(2){
    grid-column:span 2;
  }

  .page-news .topic-card:nth-child(3){
    grid-column:span 2;
  }

  .page-news .topic-card:nth-child(4){
    grid-column:span 4;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-news .focus-item,
  .page-news .topic-card,
  .page-news .feed-head,
  .page-news .topic-count{
    transition:color var(--dur) var(--ease);
  }

  .page-news .focus-item:hover,
  .page-news .topic-card:hover{
    transform:none;
  }
}
<<<END>>>