.page-news{
  --p1:#1B7FB8;
  --p2:#FF6A1A;
  --p3:#FFB020;
  --p4:#4FA3D1;
  --p5:#7FD3F0;
  --p6:#8A96A0;
  background:var(--arena);
  color:var(--snow);
  font-family:var(--font-sans);
  padding-bottom:64px;
}

/* 面包屑 */
.page-news .news-crumb{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  padding:16px 0 4px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.12em;
  color:var(--cold);
}
.page-news .news-crumb a{
  color:var(--ice);
  text-decoration:none;
  transition:color var(--dur) var(--ease);
}
.page-news .news-crumb a:hover,
.page-news .news-crumb a:focus-visible{
  color:var(--orange);
}
.page-news .news-crumb [aria-current]{
  color:var(--snow);
}

/* 首屏 */
.page-news .news-hero{
  position:relative;
  overflow:hidden;
  padding:24px 0 40px;
  background:
    radial-gradient(120% 90% at 82% 0%, rgba(27,127,184,.38), transparent 62%),
    linear-gradient(180deg, var(--night) 0%, var(--arena) 92%);
  border-bottom:1px solid rgba(79,163,209,.28);
}
.page-news .news-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    repeating-linear-gradient(90deg, rgba(216,233,242,.06) 0 1px, transparent 1px 68px),
    repeating-linear-gradient(0deg, rgba(216,233,242,.06) 0 1px, transparent 1px 68px);
  pointer-events:none;
}
.page-news .news-hero-grid{
  position:relative;
  display:grid;
  gap:28px;
}
.page-news .news-hero-eyebrow{
  color:var(--amber);
  margin:0 0 14px;
}
.page-news .news-hero h1{
  margin:0 0 18px;
  font-size:clamp(36px, 9vw, 74px);
  font-weight:900;
  line-height:.96;
  letter-spacing:-.02em;
  color:var(--snow);
}
.page-news .news-lead{
  margin:0 0 26px;
  max-width:56ch;
  font-size:16px;
  line-height:1.9;
  color:rgba(247,250,252,.82);
}
.page-news .news-stats{
  list-style:none;
  margin:0;
  padding:18px 0 0;
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:16px;
  border-top:1px solid rgba(79,163,209,.3);
}
.page-news .news-stat{
  display:flex;
  flex-direction:column;
  gap:4px;
  padding-left:12px;
  border-left:2px solid var(--ice);
  min-width:0;
}
.page-news .news-stat-num{
  font-family:var(--font-mono);
  font-size:26px;
  line-height:1.1;
  color:var(--orange);
  letter-spacing:-.01em;
}
.page-news .news-stat-label{
  font-size:12px;
  letter-spacing:.08em;
  color:var(--cold);
}
.page-news .news-hero-media{
  position:relative;
  margin:0;
  overflow:hidden;
  border:1px solid rgba(79,163,209,.35);
  clip-path:polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}
.page-news .news-hero-media img{
  display:block;
  width:100%;
  height:auto;
  max-width:100%;
  object-fit:cover;
}

/* 通用图片框 */
.page-news .news-figure{
  position:relative;
  margin:0;
  overflow:hidden;
  background:linear-gradient(150deg, var(--graphite), var(--night));
  border:1px solid rgba(79,163,209,.28);
}
.page-news .news-figure img{
  display:block;
  width:100%;
  height:auto;
  max-width:100%;
  object-fit:cover;
}
.page-news .news-figure--split{
  aspect-ratio:3 / 2;
}
.page-news .news-figure--band{
  aspect-ratio:16 / 9;
  margin-top:28px;
}
.page-news .news-figure--tall{
  aspect-ratio:16 / 9;
}
.page-news .media-caption{
  font-family:var(--font-mono);
  font-size:12px;
  line-height:1.7;
  letter-spacing:.02em;
  color:var(--cold);
  padding:10px 12px;
  border-top:1px solid rgba(79,163,209,.24);
  margin:0;
}

/* 双栏骨架 */
.page-news .news-rail{
  gap:34px;
  padding-top:36px;
}
.page-news .news-axis{
  background:var(--graphite);
  border:1px solid rgba(79,163,209,.2);
  padding:16px 16px 18px;
  clip-path:polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
}
.page-news .news-axis-title{
  margin:0 0 12px;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--ice);
}
.page-news .news-axis-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:6px;
}
.page-news .news-axis-link{
  display:flex;
  align-items:center;
  gap:12px;
  padding:10px 12px;
  border-left:4px solid var(--cold);
  background:rgba(7,26,38,.55);
  color:var(--snow);
  text-decoration:none;
  transition:border-left-width var(--dur) var(--ease),
             border-color var(--dur) var(--ease),
             background var(--dur) var(--ease);
}
.page-news .news-axis-link:hover,
.page-news .news-axis-link:focus-visible{
  border-left-width:8px;
  background:rgba(27,127,184,.22);
}
.page-news .news-axis-name{
  font-size:15px;
  font-weight:600;
}
.page-news .news-axis-note{
  margin:14px 0 0;
  font-size:13px;
  line-height:1.8;
  color:var(--cold);
}
.page-news .news-axis-note a{
  color:var(--ice);
  text-decoration:none;
  border-bottom:1px solid rgba(79,163,209,.5);
}
.page-news .news-axis-note a:hover{
  color:var(--orange);
  border-bottom-color:var(--orange);
}

/* 项目色条 */
.page-news .news-p1{ border-left-color:var(--p1); }
.page-news .news-p2{ border-left-color:var(--p2); }
.page-news .news-p3{ border-left-color:var(--p3); }
.page-news .news-p4{ border-left-color:var(--p4); }
.page-news .news-p5{ border-left-color:var(--p5); }
.page-news .news-p6{ border-left-color:var(--p6); }

.page-news .news-p1 .index-num{ color:var(--p1); }
.page-news .news-p2 .index-num{ color:var(--p2); }
.page-news .news-p3 .index-num{ color:var(--p3); }
.page-news .news-p4 .index-num{ color:var(--p4); }
.page-news .news-p5 .index-num{ color:var(--p5); }
.page-news .news-p6 .index-num{ color:var(--p6); }

/* 区块头 */
.page-news .news-sec{
  padding-top:36px;
}
.page-news .news-sec-head{
  margin-bottom:22px;
}
.page-news .news-sec-head h2{
  margin:8px 0 12px;
  font-size:clamp(26px, 6vw, 40px);
  font-weight:900;
  line-height:1.04;
  letter-spacing:-.015em;
  color:var(--snow);
}
.page-news .news-sec-desc{
  margin:0;
  max-width:66ch;
  font-size:15px;
  line-height:1.9;
  color:rgba(247,250,252,.76);
}

/* 更新速览折叠 */
.page-news .news-briefs{
  display:grid;
  gap:10px;
}
.page-news .news-brief{
  border:1px solid rgba(216,233,242,.12);
  border-left-width:4px;
  border-left-style:solid;
  background:linear-gradient(90deg, rgba(44,52,59,.95), rgba(26,31,36,.95));
  transition:border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.page-news .news-brief:hover{
  background:linear-gradient(90deg, rgba(52,62,70,.98), rgba(26,31,36,.95));
  border-color:rgba(79,163,209,.45);
}
.page-news .news-brief[open]{
  border-color:rgba(79,163,209,.5);
}
.page-news .news-brief summary{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px 14px;
  padding:14px 16px;
  cursor:pointer;
  list-style:none;
}
.page-news .news-brief summary::-webkit-details-marker{
  display:none;
}
.page-news .news-brief summary::after{
  content:"+";
  margin-left:auto;
  font-family:var(--font-mono);
  font-size:18px;
  line-height:1;
  color:var(--ice);
}
.page-news .news-brief[open] summary::after{
  content:"–";
  color:var(--orange);
}
.page-news .news-brief-type{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  color:var(--ice);
  border:1px solid rgba(79,163,209,.45);
  padding:3px 8px;
}
.page-news .news-brief-title{
  flex:1 1 100%;
  font-size:15px;
  font-weight:600;
  line-height:1.6;
  color:var(--snow);
}
.page-news .news-brief-body{
  padding:0 16px 16px;
  border-top:1px solid rgba(216,233,242,.08);
  margin-top:2px;
  padding-top:14px;
}
.page-news .news-brief-body p{
  margin:0 0 10px;
  font-size:14px;
  line-height:1.85;
  color:rgba(247,250,252,.78);
}
.page-news .news-brief-body ul{
  margin:0;
  padding-left:18px;
  display:grid;
  gap:6px;
}
.page-news .news-brief-body li{
  font-size:13px;
  line-height:1.8;
  color:var(--cold);
}
.page-news .news-brief-body li::marker{
  color:var(--amber);
}

/* 六组专题 */
.page-news .news-groups-head{
  display:grid;
  gap:22px;
  margin-bottom:26px;
}
.page-news .news-cards{
  display:grid;
  gap:14px;
}
.page-news .news-card{
  background:var(--graphite);
  border:1px solid rgba(79,163,209,.18);
  border-left-width:4px;
  border-left-style:solid;
  padding:18px 18px 14px;
  clip-path:polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, 0 100%);
  transition:border-color var(--dur) var(--ease),
             border-left-width var(--dur) var(--ease),
             background var(--dur) var(--ease);
}
.page-news .news-card:hover{
  border-left-width:8px;
  border-color:var(--ice);
  background:#333d45;
}
.page-news .news-card-head{
  display:flex;
  align-items:baseline;
  gap:10px;
  margin-bottom:10px;
}
.page-news .news-card-head h3{
  margin:0;
  font-size:22px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--snow);
}
.page-news .news-card p{
  margin:0 0 12px;
  font-size:14px;
  line-height:1.85;
  color:rgba(247,250,252,.76);
}
.page-news .news-card-tags{
  list-style:none;
  margin:0 0 14px;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:6px;
}
.page-news .news-card-tags li{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.06em;
  color:var(--cold);
  border:1px solid rgba(216,233,242,.16);
  padding:3px 8px;
}
.page-news .news-card-links{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  margin:0;
  padding-top:12px;
  border-top:1px solid rgba(216,233,242,.1);
}
.page-news .news-card-links a{
  font-size:13px;
  font-weight:600;
  color:var(--ice);
  text-decoration:none;
  border-bottom:1px solid rgba(79,163,209,.45);
  transition:color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.page-news .news-card-links a:hover,
.page-news .news-card-links a:focus-visible{
  color:var(--orange);
  border-bottom-color:var(--orange);
}

/* 深度专题 */
.page-news .news-deep{
  display:grid;
  gap:24px;
}
.page-news .news-deep-copy p{
  margin:0 0 16px;
  font-size:15px;
  line-height:1.9;
  color:rgba(247,250,252,.8);
  max-width:62ch;
}
.page-news .news-deep-link{
  font-size:14px;
  border-left:3px solid var(--orange);
  padding-left:14px;
  color:var(--cold);
}
.page-news .news-deep-link a{
  color:var(--ice);
  text-decoration:none;
  border-bottom:1px solid rgba(79,163,209,.45);
}
.page-news .news-deep-link a:hover{
  color:var(--orange);
  border-bottom-color:var(--orange);
}
.page-news .news-table-wrap{
  overflow-x:auto;
  border:1px solid rgba(79,163,209,.25);
  background:rgba(216,233,242,.02);
}
.page-news .news-table-caption{
  caption-side:top;
  text-align:left;
  padding:12px 14px;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.14em;
  color:var(--amber);
}
.page-news .news-table-wrap table{
  width:100%;
  min-width:520px;
  border-collapse:collapse;
  font-size:13px;
}
.page-news .news-table-wrap th,
.page-news .news-table-wrap td{
  padding:11px 14px;
  text-align:left;
  line-height:1.7;
  vertical-align:top;
  color:rgba(7,26,38,.92);
  border-bottom:1px solid rgba(11,74,111,.18);
}
.page-news .news-table-wrap thead th{
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.12em;
  color:var(--deep-lake);
  background:rgba(11,74,111,.1);
}
.page-news .news-table-wrap tbody th{
  font-weight:700;
  color:var(--deep-lake);
  white-space:nowrap;
}

/* 版本记录 */
.page-news .news-version-grid{
  display:grid;
  gap:26px;
}
.page-news .news-timeline{
  list-style:none;
  margin:0;
  padding:0 0 0 18px;
  border-left:2px solid rgba(79,163,209,.32);
}
.page-news .news-timeline li{
  position:relative;
  padding:0 0 24px 20px;
}
.page-news .news-timeline li:last-child{
  padding-bottom:0;
}
.page-news .news-timeline li::before{
  content:"";
  position:absolute;
  left:-7px;
  top:6px;
  width:10px;
  height:10px;
  background:var(--orange);
  transform:rotate(45deg);
}
.page-news .news-tl-head{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  margin:0 0 8px;
}
.page-news .news-tl-ver{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--ice);
}
.page-news .news-timeline h3{
  margin:0 0 6px;
  font-size:17px;
  font-weight:700;
  line-height:1.5;
  color:var(--snow);
}
.page-news .news-timeline p{
  margin:0 0 8px;
  font-size:14px;
  line-height:1.85;
  color:rgba(247,250,252,.74);
}
.page-news .news-tl-link{
  margin:0;
}
.page-news .news-tl-link a{
  font-size:13px;
  font-weight:600;
  color:var(--amber);
  text-decoration:none;
  border-bottom:1px solid rgba(255,176,32,.4);
}
.page-news .news-tl-link a:hover,
.page-news .news-tl-link a:focus-visible{
  color:var(--orange);
  border-bottom-color:var(--orange);
}

/* 往期索引 */
.page-news .news-tablist{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:18px;
}
.page-news .news-tab{
  appearance:none;
  font-family:inherit;
  font-size:13px;
  letter-spacing:.06em;
  padding:9px 16px;
  background:transparent;
  color:var(--cold);
  border:1px solid rgba(216,233,242,.22);
  cursor:pointer;
  transition:background var(--dur) var(--ease),
             color var(--dur) var(--ease),
             border-color var(--dur) var(--ease);
}
.page-news .news-tab:hover{
  border-color:var(--ice);
  color:var(--snow);
}
.page-news .news-tab[aria-selected="true"]{
  background:var(--lake);
  border-color:var(--lake);
  color:var(--snow);
  box-shadow:inset 0 -3px 0 var(--orange);
}
.page-news .news-archive{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:8px;
}
.page-news .news-archive-row{
  display:flex;
  align-items:center;
  gap:12px;
  padding:12px 14px;
  border-left:4px solid var(--cold);
  background:rgba(44,52,59,.85);
  color:var(--snow);
  text-decoration:none;
  transition:border-left-width var(--dur) var(--ease),
             background var(--dur) var(--ease),
             border-color var(--dur) var(--ease);
}
.page-news .news-archive-row:hover,
.page-news .news-archive-row:focus-visible{
  border-left-width:8px;
  background:rgba(51,61,69,.98);
}
.page-news .news-archive-name{
  font-size:15px;
  font-weight:600;
}
.page-news .news-archive-count{
  margin-left:auto;
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.06em;
  color:var(--amber);
}
.page-news .news-phases{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:12px;
}
.page-news .news-phases li{
  padding:14px 16px;
  background:rgba(44,52,59,.85);
  border:1px solid rgba(79,163,209,.2);
  border-top:3px solid var(--ice);
}
.page-news .news-phases h3{
  margin:0 0 6px;
  font-size:16px;
  font-weight:700;
  color:var(--snow);
}
.page-news .news-phases p{
  margin:0;
  font-size:14px;
  line-height:1.85;
  color:rgba(247,250,252,.74);
}

/* 订阅 */
.page-news .news-sub{
  margin-top:40px;
  background:linear-gradient(135deg, rgba(11,74,111,.55), rgba(7,26,38,.95));
  border:1px solid rgba(79,163,209,.35);
  border-left:4px solid var(--orange);
  padding:22px 20px;
  clip-path:polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}
.page-news .news-sub .panel-head h2{
  margin:8px 0 14px;
  font-size:clamp(22px, 5vw, 30px);
  font-weight:900;
  line-height:1.1;
  letter-spacing:-.01em;
  color:var(--snow);
}
.page-news .news-sub .panel-body p{
  margin:0 0 16px;
  font-size:14px;
  line-height:1.9;
  color:rgba(247,250,252,.8);
  max-width:60ch;
}
.page-news .news-sub-details{
  border:1px solid rgba(79,163,209,.3);
  background:rgba(7,26,38,.5);
  margin-bottom:20px;
}
.page-news .news-sub-details summary{
  padding:12px 14px;
  cursor:pointer;
  font-size:14px;
  font-weight:600;
  color:var(--ice);
  list-style:none;
}
.page-news .news-sub-details summary::-webkit-details-marker{
  display:none;
}
.page-news .news-sub-details summary::before{
  content:"›";
  display:inline-block;
  margin-right:8px;
  color:var(--orange);
  transition:transform var(--dur) var(--ease);
}
.page-news .news-sub-details[open] summary::before{
  transform:rotate(90deg);
}
.page-news .news-sub-details p{
  margin:0;
  padding:0 14px 14px;
  font-size:13px;
  line-height:1.9;
  color:var(--cold);
}
.page-news .news-sub-details a{
  color:var(--amber);
  text-decoration:none;
  border-bottom:1px solid rgba(255,176,32,.45);
}
.page-news .news-sub-details a:hover{
  color:var(--orange);
  border-bottom-color:var(--orange);
}
.page-news .news-sub-cta{
  margin:0;
}
.page-news .news-sub-cta .btn{
  display:inline-block;
  text-decoration:none;
}

/* 焦点可见性 */
.page-news a:focus-visible,
.page-news button:focus-visible,
.page-news summary:focus-visible{
  outline:2px solid var(--ice);
  outline-offset:2px;
}

/* 平板及以上 */
@media (min-width:768px){
  .page-news .news-stats{
    grid-template-columns:repeat(4, minmax(0,1fr));
  }
  .page-news .news-cards{
    grid-template-columns:repeat(2, minmax(0,1fr));
  }
  .page-news .news-groups-head{
    grid-template-columns:1.35fr .95fr;
    align-items:end;
  }
  .page-news .news-figure--band{
    aspect-ratio:21 / 9;
  }
  .page-news .news-deep{
    grid-template-columns:1fr 1.15fr;
    align-items:start;
    gap:32px;
  }
  .page-news .news-phases{
    grid-template-columns:repeat(2, minmax(0,1fr));
  }
  .page-news .news-brief-title{
    flex:1 1 auto;
  }
}

/* 桌面 */
@media (min-width:1024px){
  .page-news .news-hero{
    padding:34px 0 54px;
  }
  .page-news .news-hero-grid{
    grid-template-columns:1.15fr .85fr;
    align-items:end;
    gap:40px;
  }
  .page-news .news-axis{
    position:sticky;
    top:96px;
    align-self:start;
  }
  .page-news .news-rail{
    padding-top:48px;
  }
  .page-news .news-cards{
    grid-template-columns:repeat(3, minmax(0,1fr));
  }
  .page-news .news-figure--split{
    aspect-ratio:16 / 10;
  }
  .page-news .news-version-grid{
    grid-template-columns:1.25fr .75fr;
    align-items:start;
    gap:34px;
  }
  .page-news .news-figure--tall{
    position:sticky;
    top:96px;
  }
  .page-news .news-sec{
    padding-top:52px;
  }
}

@media (prefers-reduced-motion:reduce){
  .page-news *{
    transition-duration:1ms !important;
  }
}