/* roulang page: index */
:root{
  --bg-0:#05080F;
  --bg-1:#0A1120;
  --bg-2:#101A2E;
  --glass:rgba(18,28,48,0.55);
  --pri:#2ED9FF;
  --pri-deep:#0E6E92;
  --acc:#FF6B2C;
  --live:#C6FF3D;
  --tx-1:#F2F7FF;
  --tx-2:#A9B7CE;
  --tx-3:#6C7C96;
  --line:rgba(120,170,220,0.16);
  --line-hi:rgba(46,217,255,0.45);
  --glow-pri:0 0 24px rgba(46,217,255,0.35);
  --glow-acc:0 0 26px rgba(255,107,44,0.35);
  --shadow-card:0 18px 40px -22px rgba(0,0,0,0.85);
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --ease:cubic-bezier(.22,.8,.32,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--tx-1);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
::selection{background:rgba(46,217,255,.28);color:#fff;}
:focus-visible{outline:2px solid var(--pri);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media(min-width:768px){.container{padding-left:24px;padding-right:24px;}}
@media(min-width:1280px){.container{padding-left:32px;padding-right:32px;}}

/* ---------- Dock 导航 ---------- */
.dock{
  position:fixed;top:18px;left:16px;right:16px;z-index:80;
  max-width:1080px;margin:0 auto;
  display:flex;align-items:center;gap:14px;
  padding:10px 14px;
  border-radius:999px;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line);
  box-shadow:0 16px 34px -24px rgba(0,0,0,.9);
  transition:background 220ms var(--ease),border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.dock.scrolled{
  background:rgba(10,17,32,.86);
  border-color:var(--line-hi);
  box-shadow:0 18px 40px -22px rgba(0,0,0,.95),0 0 0 1px rgba(46,217,255,.06);
}
.brand{display:flex;align-items:center;gap:10px;flex:none;padding-left:6px;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex:none;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--pri) 0%,var(--pri-deep) 100%);
  color:#04121a;font-weight:800;font-size:15px;letter-spacing:-.02em;
  box-shadow:var(--glow-pri);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-main{font-size:16px;font-weight:800;letter-spacing:.01em;color:var(--tx-1);}
.brand-sub{display:flex;align-items:center;gap:5px;margin-top:3px;}
.brand-sub-tag{
  font-size:9px;font-weight:700;letter-spacing:.1em;color:#04121a;
  background:var(--live);border-radius:3px;padding:1px 4px;
}
.brand-sub-txt{font-size:10px;letter-spacing:.18em;color:var(--tx-3);font-weight:600;}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto;}
.dock-link{
  position:relative;display:inline-flex;align-items:center;
  padding:9px 13px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--tx-2);
  transition:color 200ms var(--ease),background 200ms var(--ease);
  white-space:nowrap;
}
.dock-link:hover{color:var(--tx-1);background:rgba(46,217,255,.06);}
.dock-link.active{color:var(--tx-1);}
.dock-link.active::after{
  content:"";position:absolute;left:50%;bottom:3px;transform:translateX(-50%);
  width:16px;height:2px;border-radius:2px;background:var(--pri);box-shadow:var(--glow-pri);
}
.dock-tools{display:flex;align-items:center;gap:10px;flex:none;}
.icon-btn{
  width:40px;height:40px;border-radius:999px;display:grid;place-items:center;
  background:rgba(16,26,46,.7);border:1px solid var(--line);color:var(--tx-2);
  transition:all 200ms var(--ease);cursor:pointer;
}
.icon-btn:hover{color:var(--pri);border-color:var(--line-hi);background:rgba(46,217,255,.08);}
.icon-btn svg{width:17px;height:17px;}
.dock-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;border-radius:999px;
  background:var(--acc);color:#150800;
  font-size:14px;font-weight:800;letter-spacing:.02em;
  box-shadow:var(--glow-acc);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),filter 220ms var(--ease);
  white-space:nowrap;
}
.dock-cta:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 32px rgba(255,107,44,.5);}
.dock-cta:active{transform:translateY(0);}
.burger{display:none;}
@media(max-width:1023px){
  .dock-nav,.dock-tools .icon-btn{display:none;}
  .burger{display:grid;}
  .dock{gap:10px;padding:9px 12px;}
  .brand{margin-right:auto;}
}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:120;
  background:rgba(5,8,15,.85);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  padding:20px;
  display:flex;flex-direction:column;gap:18px;
  opacity:0;pointer-events:none;transform:translateY(-10px);
  transition:opacity 240ms var(--ease),transform 240ms var(--ease);
  overflow-y:auto;
}
.drawer.open{opacity:1;pointer-events:auto;transform:translateY(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;}
.drawer-close{
  width:44px;height:44px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(16,26,46,.7);color:var(--tx-1);cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-top:8px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 6px;border-bottom:1px solid var(--line);
  font-size:17px;font-weight:700;color:var(--tx-1);
}
.drawer-nav a span.tag{font-size:11px;font-weight:600;color:var(--tx-3);letter-spacing:.08em;}
.drawer-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px;}
.drawer-search{display:flex;align-items:center;gap:8px;margin-top:14px;}
.drawer-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--tx-3);line-height:2;}

/* ---------- 通用组件 ---------- */
.chip{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.06em;
  border:1px solid var(--line);color:var(--tx-2);background:rgba(16,26,46,.5);
  white-space:nowrap;
}
.chip-pri{border-color:rgba(46,217,255,.45);color:var(--pri);background:rgba(46,217,255,.07);}
.chip-live{background:var(--live);color:#0A1120;border-color:transparent;font-weight:800;}
.chip-soft{border-color:var(--line);color:var(--tx-3);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),background 220ms var(--ease),border-color 220ms var(--ease),color 220ms var(--ease);
}
.btn:active{transform:translateY(0);}
.btn-acc{background:var(--acc);color:#150800;box-shadow:var(--glow-acc);}
.btn-acc:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(255,107,44,.55);filter:brightness(1.05);}
.btn-ghost{background:rgba(46,217,255,.02);border-color:var(--line-hi);color:var(--pri);}
.btn-ghost:hover{transform:translateY(-2px);background:rgba(46,217,255,.1);box-shadow:var(--glow-pri);}
.btn-sm{height:38px;padding:0 16px;font-size:13px;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--pri);
  text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;
  transition:color 200ms var(--ease),gap 200ms var(--ease);
}
.link-more:hover{color:#7be9ff;gap:10px;}
.section{padding-top:48px;padding-bottom:48px;position:relative;}
@media(min-width:768px){.section{padding-top:64px;padding-bottom:64px;}}
@media(min-width:1024px){.section{padding-top:88px;padding-bottom:88px;}}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:24px;}
.sec-title{display:flex;align-items:center;gap:12px;font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.25;letter-spacing:-.01em;}
.sec-title::before{content:"";width:4px;height:20px;border-radius:2px;background:var(--pri);box-shadow:var(--glow-pri);flex:none;}
.sec-desc{margin-top:10px;font-size:14px;color:var(--tx-2);max-width:640px;}
.card-solid{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  transition:transform 240ms var(--ease),border-color 240ms var(--ease),box-shadow 240ms var(--ease);
  overflow:hidden;
}
.card-solid:hover{transform:translateY(-4px);border-color:var(--line-hi);box-shadow:0 24px 46px -24px rgba(0,0,0,.95),0 0 0 1px rgba(46,217,255,.08);}
.ratio-16x9{aspect-ratio:16/9;}
.ratio-16x10{aspect-ratio:16/10;}
.ratio-8x5{aspect-ratio:8/5;}
.ratio-4x3{aspect-ratio:4/3;}
.ratio-3x4{aspect-ratio:3/4;}
.fit-img{width:100%;height:100%;object-fit:cover;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;isolation:isolate;}
.hero-bg{
  position:absolute;inset:0;z-index:-2;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,15,.78) 0%,rgba(5,8,15,.86) 52%,var(--bg-0) 100%);
}
.hero-bg::before{
  content:"";position:absolute;z-index:1;width:620px;height:620px;border-radius:50%;
  right:-160px;top:-200px;
  background:radial-gradient(circle,rgba(46,217,255,.16) 0%,rgba(46,217,255,0) 68%);
  pointer-events:none;
}
.hero-inner{
  display:grid;grid-template-columns:minmax(0,1fr);
  gap:28px;padding-top:130px;padding-bottom:44px;
  min-height:500px;align-content:end;
}
@media(min-width:768px){.hero-inner{padding-top:150px;min-height:560px;}}
@media(min-width:1024px){
  .hero-inner{grid-template-columns:minmax(0,1fr) 372px;gap:40px;min-height:640px;padding-top:168px;padding-bottom:56px;}
}
.hero-main{max-width:720px;}
.hero-badge-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:18px;}
.hero-h1{
  font-size:clamp(34px,5.2vw,60px);font-weight:800;line-height:1.12;letter-spacing:-.02em;
  color:var(--tx-1);margin:0;
}
.hero-h1 em{font-style:normal;color:var(--pri);}
.hero-sub{
  margin-top:18px;font-size:clamp(15px,1.4vw,17px);color:var(--tx-2);
  max-width:560px;line-height:1.8;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-card{
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line-hi);
  border-radius:var(--r-lg);
  padding:12px;
  box-shadow:0 24px 50px -26px rgba(0,0,0,.95);
  align-self:end;
}
.hero-card-thumb{border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/9;background:var(--bg-1);}
.hero-card-body{padding:14px 6px 4px;}
.hero-card-body h3{font-size:16px;font-weight:700;line-height:1.5;margin-top:10px;color:var(--tx-1);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.hero-card-meta{display:flex;align-items:center;gap:8px;margin-top:10px;font-size:12.5px;color:var(--tx-3);}
.dot{width:3px;height:3px;border-radius:50%;background:var(--tx-3);display:inline-block;}
.hero-stats{
  grid-column:1/-1;
  display:grid;grid-template-columns:repeat(2,1fr);gap:16px 8px;
  margin-top:34px;padding-top:24px;border-top:1px solid var(--line);
}
@media(min-width:768px){.hero-stats{grid-template-columns:repeat(4,1fr);}}
.stat{padding-left:16px;border-left:1px solid var(--line);}
.stat:first-child{border-left:0;padding-left:0;}
.stat b{display:block;font-size:clamp(20px,2.4vw,26px);font-weight:800;line-height:1.2;color:var(--tx-1);}
.stat span{display:block;margin-top:5px;font-size:12px;letter-spacing:.06em;color:var(--tx-3);}

/* ---------- 横滑轨道 ---------- */
.rail-wrap{position:relative;}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 8px 12px;scrollbar-width:none;-ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none;}
.rail-card{
  position:relative;flex:0 0 240px;scroll-snap-align:start;
  border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);
  background:var(--bg-2);aspect-ratio:16/9;
  transition:transform 240ms var(--ease),border-color 240ms var(--ease),box-shadow 240ms var(--ease);
}
@media(min-width:640px){.rail-card{flex:0 0 280px;}}
.rail-card:hover{transform:translateY(-4px);border-color:var(--line-hi);box-shadow:0 0 0 1px rgba(46,217,255,.2),0 20px 40px -22px rgba(0,0,0,.95);}
.rail-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease);}
.rail-card:hover img{transform:scale(1.05);}
.rail-shade{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,15,.05) 0%,rgba(5,8,15,.35) 45%,rgba(5,8,15,.92) 100%);
}
.rail-chip{position:absolute;top:10px;left:10px;height:22px;font-size:11px;padding:0 9px;}
.rail-body{position:absolute;left:12px;right:12px;bottom:10px;}
.rail-body h3{
  font-size:14.5px;font-weight:700;line-height:1.45;color:#fff;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rail-body p{margin-top:4px;font-size:11.5px;color:rgba(242,247,255,.62);}
.rail-arrow{
  position:absolute;top:50%;transform:translateY(-50%);
  width:40px;height:40px;border-radius:999px;display:none;place-items:center;
  background:var(--glass);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line-hi);color:var(--tx-1);cursor:pointer;z-index:5;
  transition:background 200ms var(--ease),color 200ms var(--ease);
}
.rail-arrow:hover{background:rgba(46,217,255,.16);color:var(--pri);}
.rail-arrow.prev{left:-8px;}
.rail-arrow.next{right:-8px;}
@media(min-width:1024px){.rail-arrow{display:grid;}}

/* ---------- 最新资讯 ---------- */
.filter-row{display:flex;flex-wrap:wrap;gap:8px;}
.filter-chip{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  font-size:13px;font-weight:600;color:var(--tx-2);border:1px solid var(--line);
  background:rgba(16,26,46,.6);cursor:pointer;transition:all 200ms var(--ease);
}
.filter-chip:hover{color:var(--tx-1);border-color:var(--line-hi);}
.filter-chip.on{color:var(--pri);border-color:var(--line-hi);background:rgba(46,217,255,.08);}
.news-grid{display:grid;grid-template-columns:1fr;gap:12px;}
@media(min-width:1024px){.news-grid{grid-template-columns:repeat(2,1fr);gap:16px;}}
.news-row{
  display:grid;grid-template-columns:112px minmax(0,1fr);gap:14px;
  padding:12px;border-radius:16px;border:1px solid transparent;
  transition:background 220ms var(--ease),border-color 220ms var(--ease);
  align-items:center;
}
@media(min-width:640px){.news-row{grid-template-columns:168px minmax(0,1fr);gap:16px;padding:14px;}}
.news-row:hover{background:rgba(46,217,255,.045);border-color:var(--line);}
.news-thumb{
  border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/10;
  background:repeating-linear-gradient(135deg,#0d1729 0,#0d1729 8px,#101d33 8px,#101d33 16px);
}
@media(min-width:640px){.news-thumb{aspect-ratio:16/9.2;}}
.news-body{min-width:0;}
.news-body .chip{height:22px;font-size:11px;padding:0 9px;}
.news-title{
  margin-top:8px;font-size:16px;font-weight:700;line-height:1.45;color:var(--tx-1);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color 200ms var(--ease);
}
.news-row:hover .news-title{color:var(--pri);}
.news-sum{
  margin-top:6px;font-size:13px;line-height:1.7;color:var(--tx-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
@media(max-width:639px){.news-sum{display:none;}}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:9px;font-size:12px;color:var(--tx-3);}
.news-meta .arrow{color:var(--pri);opacity:0;transform:translateX(-4px);transition:all 220ms var(--ease);}
.news-row:hover .news-meta .arrow{opacity:1;transform:translateX(0);}
.empty-state{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:56px 20px;text-align:center;border:1px dashed var(--line);border-radius:var(--r-lg);
  background:rgba(16,26,46,.35);
}
.empty-state svg{width:48px;height:48px;color:var(--tx-3);}
.empty-state p{margin-top:14px;font-size:14px;color:var(--tx-2);}
.empty-state .btn{margin-top:18px;}

/* ---------- 热门推荐 ---------- */
.hot-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media(min-width:1024px){.hot-grid{grid-template-columns:7fr 5fr;gap:24px;align-items:start;}}
.hot-hero{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);}
.hot-hero .fit-img{transition:transform 500ms var(--ease);}
.hot-hero:hover .fit-img{transform:scale(1.04);}
.hot-hero-shade{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,15,0) 0%,rgba(5,8,15,.55) 52%,rgba(5,8,15,.95) 100%);
}
.hot-hero-body{position:absolute;left:22px;right:22px;bottom:20px;}
.hot-hero-body h3{font-size:clamp(20px,2.2vw,26px);font-weight:800;line-height:1.35;margin-top:10px;color:#fff;}
.hot-hero-body p{margin-top:8px;font-size:13.5px;color:rgba(242,247,255,.72);max-width:520px;}
.hot-hero-body .btn{margin-top:16px;}
.rank-list{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-card);padding:6px 18px;overflow:hidden;}
.rank-item{
  display:grid;grid-template-columns:38px minmax(0,1fr);gap:10px;align-items:center;
  padding:16px 0;border-bottom:1px solid var(--line);
  transition:transform 220ms var(--ease);
}
.rank-item:last-child{border-bottom:0;}
.rank-item:hover{transform:translateX(4px);}
.rank-no{font-size:20px;font-weight:800;color:var(--pri);letter-spacing:-.02em;}
.rank-item h4{font-size:15px;font-weight:700;line-height:1.5;color:var(--tx-1);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rank-item span{display:block;margin-top:5px;font-size:12px;color:var(--tx-3);}

/* ---------- 栏目入口 ---------- */
.entry{display:grid;grid-template-columns:1fr;gap:20px;padding:24px 0;border-top:1px solid var(--line);}
.entry:first-of-type{border-top:0;padding-top:0;}
@media(min-width:1024px){.entry{grid-template-columns:repeat(12,1fr);gap:24px;align-items:center;}}
.entry-side{grid-column:span 12;}
@media(min-width:1024px){.entry-side{grid-column:span 3;}}
.entry-side h3{font-size:20px;font-weight:800;color:var(--tx-1);display:flex;align-items:center;gap:10px;}
.entry-side h3 i{font-style:normal;font-size:12px;font-weight:700;color:var(--pri);letter-spacing:.12em;}
.entry-side p{margin-top:10px;font-size:13px;line-height:1.8;color:var(--tx-2);}
.entry-side .link-more{margin-top:14px;}
.entry-cards{grid-column:span 12;display:grid;grid-template-columns:1fr;gap:16px;}
@media(min-width:640px){.entry-cards{grid-template-columns:repeat(3,1fr);}}
@media(min-width:1024px){.entry-cards{grid-column:span 9;}}
@media(min-width:1024px){.entry.rev .entry-side{order:2;}.entry.rev .entry-cards{order:1;}}
.mini-card{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);background:var(--bg-2);
  transition:transform 240ms var(--ease),border-color 240ms var(--ease),box-shadow 240ms var(--ease);}
.mini-card:hover{transform:translateY(-4px);border-color:var(--line-hi);box-shadow:0 20px 38px -24px rgba(0,0,0,.95);}
.mini-card .thumb{overflow:hidden;background:var(--bg-1);}
.mini-card .thumb img{transition:transform 420ms var(--ease);}
.mini-card:hover .thumb img{transform:scale(1.05);}
.mini-card .body{padding:12px 14px 16px;}
.mini-card h4{font-size:15px;font-weight:700;line-height:1.5;color:var(--tx-1);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mini-card .meta{margin-top:8px;font-size:12px;color:var(--tx-3);}

/* ---------- 数据快照 ---------- */
.snap{
  background:linear-gradient(180deg,rgba(16,26,46,.9) 0%,rgba(10,17,32,.95) 100%);
  border:1px solid var(--line);border-radius:24px;padding:26px 22px;position:relative;overflow:hidden;
}
@media(min-width:768px){.snap{padding:36px 34px;}}
.snap::before{
  content:"";position:absolute;width:460px;height:460px;border-radius:50%;
  right:-180px;top:-220px;
  background:radial-gradient(circle,rgba(46,217,255,.14) 0%,rgba(46,217,255,0) 70%);
}
.snap-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;position:relative;}
@media(min-width:900px){.snap-grid{grid-template-columns:repeat(4,1fr);gap:22px;}}
.snap-card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);padding:18px;}
.snap-card b{display:block;font-size:clamp(24px,3vw,30px);font-weight:800;line-height:1.1;color:var(--tx-1);}
.snap-card b em{font-style:normal;font-size:14px;color:var(--pri);margin-left:4px;font-weight:700;}
.snap-card span{display:block;margin-top:8px;font-size:12px;color:var(--tx-3);letter-spacing:.06em;}
.snap-card i{font-style:normal;display:inline-block;margin-top:10px;font-size:11px;font-weight:700;color:var(--live);letter-spacing:.08em;}

/* ---------- FAQ ---------- */
.faq{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-card);overflow:hidden;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:transparent;border:0;color:var(--tx-1);
  font-size:16px;font-weight:700;text-align:left;cursor:pointer;
  transition:background 200ms var(--ease),color 200ms var(--ease);
  border-left:3px solid transparent;
}
.faq-q:hover{background:rgba(46,217,255,.05);}
.faq-item.open .faq-q{color:var(--tx-1);border-left-color:var(--acc);background:rgba(255,107,44,.05);}
.faq-sign{
  flex:none;width:26px;height:26px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--pri);font-size:16px;font-weight:700;line-height:1;
  transition:transform 220ms var(--ease),border-color 220ms var(--ease);
}
.faq-item.open .faq-sign{transform:rotate(45deg);border-color:var(--line-hi);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms var(--ease);}
.faq-a p{padding:0 20px 20px;font-size:14.5px;line-height:1.85;color:var(--tx-2);}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line-hi);border-radius:24px;
  padding:30px 24px;display:flex;flex-direction:column;gap:20px;
  box-shadow:0 24px 50px -30px rgba(0,0,0,.95);
}
@media(min-width:900px){.cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:36px 40px;}}
.cta-band::before{
  content:"";position:absolute;width:520px;height:520px;border-radius:50%;left:-160px;bottom:-280px;
  background:radial-gradient(circle,rgba(46,217,255,.18) 0%,rgba(46,217,255,0) 70%);
}
.cta-band h2{font-size:clamp(20px,2.4vw,26px);font-weight:800;line-height:1.35;position:relative;}
.cta-band p{margin-top:8px;font-size:14px;color:var(--tx-2);position:relative;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-0);border-top:1px solid var(--line);margin-top:0;}
.footer-top{display:grid;grid-template-columns:1fr;gap:30px;padding:48px 0 36px;}
@media(min-width:768px){.footer-top{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}}
@media(min-width:1024px){.footer-top{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding:60px 0 44px;}}
.footer-brand p{margin-top:16px;font-size:13px;line-height:1.9;color:var(--tx-2);max-width:320px;}
.footer-col h4{font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--tx-3);margin-bottom:14px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--tx-2);transition:color 200ms var(--ease),padding-left 200ms var(--ease);}
.footer-col a:hover{color:var(--pri);padding-left:4px;}
.footer-contact li{font-size:13.5px;color:var(--tx-2);line-height:1.9;}
.footer-contact .lbl{color:var(--tx-3);margin-right:8px;}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--tx-3);
}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:16px;}
.footer-bottom a{color:var(--tx-3);transition:color 200ms var(--ease);}
.footer-bottom a:hover{color:var(--pri);}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:20px;bottom:22px;z-index:70;
  width:48px;height:48px;border-radius:999px;display:grid;place-items:center;
  background:var(--glass);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border:1px solid var(--line-hi);color:var(--pri);cursor:pointer;
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity 240ms var(--ease),transform 240ms var(--ease),background 200ms var(--ease);
}
.to-top.show{opacity:1;pointer-events:auto;transform:translateY(0);}
.to-top:hover{background:rgba(46,217,255,.14);}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity 600ms var(--ease),transform 600ms var(--ease);}
.reveal.in{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: article */
:root{
  --bg-0:#05080F; --bg-1:#0A1120; --bg-2:#101A2E;
  --glass:rgba(18,28,48,0.55);
  --pri:#2ED9FF; --pri-deep:#0E6E92;
  --acc:#FF6B2C; --live:#C6FF3D;
  --tx-1:#F2F7FF; --tx-2:#A9B7CE; --tx-3:#6C7C96;
  --line:rgba(120,170,220,0.16); --line-hi:rgba(46,217,255,0.45);
  --glow-pri:0 0 24px rgba(46,217,255,0.35);
  --glow-acc:0 0 26px rgba(255,107,44,0.35);
  --shadow-card:0 18px 40px -22px rgba(0,0,0,0.85);
  --r-lg:18px; --r-md:14px; --r-sm:12px;
  --ease:cubic-bezier(.22,.8,.32,1);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:
    radial-gradient(760px 420px at 12% -8%, rgba(46,217,255,0.08), transparent 62%),
    radial-gradient(680px 380px at 92% 4%, rgba(255,107,44,0.06), transparent 60%),
    var(--bg-0);
  color:var(--tx-1);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
ul,ol{margin:0;}
h1,h2,h3,h4,p{margin:0;}
::selection{background:rgba(46,217,255,0.28);color:#fff;}
:focus-visible{outline:2px solid var(--pri);outline-offset:3px;box-shadow:0 0 0 6px rgba(46,217,255,0.18);border-radius:6px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 24px;}}
@media (min-width:1280px){.container{padding:0 32px;}}

/* ============ 顶部浮动 Dock ============ */
.dock{
  position:sticky;top:18px;z-index:60;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:calc(100% - 32px);max-width:1080px;
  margin:18px auto 0;padding:9px 12px 9px 14px;
  border-radius:999px;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.dock.scrolled{background:rgba(10,17,32,0.86);border-color:rgba(46,217,255,0.32);box-shadow:0 18px 44px -20px rgba(0,0,0,0.9),0 0 0 1px rgba(46,217,255,0.08);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--pri),var(--pri-deep));
  color:#04121A;font-weight:800;font-size:14px;letter-spacing:.02em;
  box-shadow:var(--glow-pri);
}
.brand-text{display:flex;flex-direction:column;line-height:1.08;}
.brand-main{font-size:16px;font-weight:800;letter-spacing:.01em;color:var(--tx-1);}
.brand-sub{display:flex;align-items:center;gap:5px;margin-top:4px;}
.brand-sub-tag{font-size:9px;font-weight:700;letter-spacing:.14em;color:#04121A;background:var(--pri);padding:1px 5px;border-radius:4px;}
.brand-sub-txt{font-size:10px;letter-spacing:.2em;color:var(--tx-3);}
.dock-nav{display:flex;align-items:center;gap:2px;}
.dock-link{
  position:relative;padding:8px 12px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--tx-2);
  transition:color .2s var(--ease),background .2s var(--ease);
  min-height:40px;display:inline-flex;align-items:center;
}
.dock-link:hover{color:var(--tx-1);background:rgba(46,217,255,0.07);}
.dock-link.active{color:var(--tx-1);}
.dock-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:var(--pri);box-shadow:var(--glow-pri);
}
.dock-tools{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--tx-2);background:rgba(16,26,46,0.6);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),background .2s var(--ease);
}
.icon-btn svg{width:19px;height:19px;}
.icon-btn:hover{color:var(--pri);border-color:var(--line-hi);transform:translateY(-2px);background:rgba(46,217,255,0.08);}
.dock-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;border-radius:999px;
  background:var(--acc);color:#1A0A02;font-size:14px;font-weight:800;letter-spacing:.02em;
  box-shadow:var(--glow-acc);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
}
.dock-cta:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 0 30px rgba(255,107,44,0.5);}
.dock-cta:active{transform:translateY(0);}
.burger{display:none;}
@media (max-width:1023px){
  .dock-nav{display:none;}
  .burger{display:grid;}
  .dock-cta{display:none;}
}

/* ============ 抽屉菜单 ============ */
.drawer{
  position:fixed;inset:0;z-index:90;
  background:rgba(5,8,15,0.72);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  opacity:0;pointer-events:none;transition:opacity .22s var(--ease);
}
.drawer.open{opacity:1;pointer-events:auto;}
.drawer-panel{
  position:absolute;top:12px;right:12px;
  width:min(370px,calc(100% - 24px));max-height:calc(100% - 24px);overflow:auto;
  border-radius:20px;padding:18px;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(150%);backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line-hi);box-shadow:var(--shadow-card);
  transform:translateY(-10px);transition:transform .22s var(--ease);
}
.drawer.open .drawer-panel{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;}
.drawer-title{font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--tx-3);}
.drawer-nav{display:grid;gap:4px;margin-bottom:16px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 14px;border-radius:12px;
  font-size:15px;font-weight:600;color:var(--tx-2);
  border:1px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.drawer-nav a:hover,.drawer-nav a.active{background:rgba(46,217,255,0.08);color:var(--tx-1);border-color:var(--line);}
.drawer-nav a span.arrow{color:var(--pri);font-size:13px;}
.drawer-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.drawer-search{position:relative;margin-bottom:18px;}
.drawer-search input{
  width:100%;height:46px;padding:0 14px 0 42px;border-radius:12px;
  background:var(--bg-2);border:1px solid var(--line);color:var(--tx-1);
  font-size:14px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.drawer-search input::placeholder{color:var(--tx-3);font-size:13px;}
.drawer-search input:focus{outline:none;border-color:var(--pri);box-shadow:0 0 0 6px rgba(46,217,255,0.14);}
.drawer-search svg{position:absolute;left:14px;top:14px;width:18px;height:18px;color:var(--tx-3);}
.drawer-contact{border-top:1px solid var(--line);padding-top:14px;display:grid;gap:8px;font-size:13px;color:var(--tx-2);}
.drawer-contact strong{color:var(--tx-3);font-weight:600;margin-right:8px;}

/* ============ 通用组件 ============ */
.chip{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 11px;
  border-radius:999px;border:1px solid rgba(46,217,255,0.42);
  font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--pri);
  background:rgba(46,217,255,0.06);white-space:nowrap;
}
.chip-soft{border-color:var(--line);color:var(--tx-2);background:rgba(16,26,46,0.7);transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);}
.chip-soft:hover{color:var(--tx-1);border-color:var(--line-hi);background:rgba(46,217,255,0.08);}
.chip-live{height:24px;background:var(--live);border-color:transparent;color:#0C1503;letter-spacing:.1em;}
.card-solid{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-card);}
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;
  background:var(--acc);color:#1A0A02;font-size:14px;font-weight:800;
  box-shadow:var(--glow-acc);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 0 32px rgba(255,107,44,0.52);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:999px;
  border:1px solid rgba(46,217,255,0.55);color:var(--pri);
  font-size:14px;font-weight:700;background:transparent;
  transition:background .22s var(--ease),transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.btn-ghost:hover{background:rgba(46,217,255,0.08);border-color:var(--pri);transform:translateY(-2px);box-shadow:var(--glow-pri);}
.btn-ghost:active{transform:translateY(0);}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;color:var(--pri);
  font-size:14px;font-weight:700;
  transition:gap .2s var(--ease),color .2s var(--ease);
}
.link-arrow:hover{gap:10px;color:#7BE9FF;}
.section-title{display:flex;align-items:center;gap:12px;font-size:clamp(20px,2.4vw,26px);font-weight:800;letter-spacing:-.01em;line-height:1.3;}
.section-title::before{content:"";width:4px;height:20px;border-radius:2px;background:var(--pri);box-shadow:var(--glow-pri);flex:0 0 auto;}

/* ============ 页面骨架 ============ */
.page-wrap{position:relative;padding-top:28px;padding-bottom:8px;}
.crumb{
  display:flex;align-items:center;flex-wrap:nowrap;gap:8px;
  font-size:12.5px;color:var(--tx-3);margin-bottom:22px;overflow:hidden;
}
.crumb a{color:var(--tx-3);transition:color .2s var(--ease);white-space:nowrap;}
.crumb a:hover{color:var(--tx-1);}
.crumb .sep{color:rgba(108,124,150,.6);}
.crumb .now{color:var(--tx-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0;}

.article-shell{display:grid;grid-template-columns:minmax(0,1fr);gap:36px;align-items:start;}
@media (min-width:1280px){
  .article-shell{grid-template-columns:minmax(0,1fr) 300px;gap:40px;}
}
.article-main{min-width:0;}
.article-side{display:none;}
@media (min-width:1280px){.article-side{display:block;}}

.article-head{padding-bottom:22px;border-bottom:1px solid var(--line);}
.article-kicker{display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.article-title{
  font-size:clamp(28px,3.4vw,42px);font-weight:800;line-height:1.28;letter-spacing:-.02em;
  margin-top:14px;color:var(--tx-1);
  overflow-wrap:break-word;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px;
  margin-top:18px;font-size:13px;color:var(--tx-3);
  font-variant-numeric:tabular-nums;
}
.meta-dot{width:3px;height:3px;border-radius:50%;background:var(--tx-3);flex:0 0 auto;}
.meta-share{display:flex;align-items:center;gap:8px;margin-left:auto;}
.meta-share a{
  width:34px;height:34px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--tx-3);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.meta-share a:hover{color:var(--pri);border-color:var(--line-hi);transform:translateY(-2px);}
.meta-share svg{width:16px;height:16px;}

.cover-figure{margin:26px 0 0;}
.cover-figure img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:var(--r-lg);border:1px solid var(--line);
  background:var(--bg-2);
}
.cover-figure figcaption{margin-top:12px;font-size:12.5px;color:var(--tx-3);line-height:1.6;}

/* ============ 正文排版 ============ */
.prose-zh{
  margin-top:30px;
  font-size:17px;line-height:1.9;color:var(--tx-2);
  overflow-wrap:break-word;
}
.prose-zh > *:first-child{margin-top:0;}
.prose-zh p{margin:0 0 1.3em;}
.prose-zh h2{
  position:relative;padding-left:14px;
  font-size:clamp(20px,2.2vw,24px);font-weight:800;line-height:1.45;color:var(--tx-1);
  margin:36px 0 16px;
}
.prose-zh h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;
  background:var(--pri);box-shadow:var(--glow-pri);
}
.prose-zh h3{font-size:18px;font-weight:800;color:var(--tx-1);margin:28px 0 12px;line-height:1.5;}
.prose-zh strong{color:var(--tx-1);font-weight:700;}
.prose-zh a{color:var(--pri);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.prose-zh a:hover{color:#7BE9FF;}
.prose-zh ul,.prose-zh ol{margin:0 0 1.3em;padding-left:1.4em;}
.prose-zh li{margin-bottom:.5em;line-height:1.85;}
.prose-zh ul li::marker{color:var(--pri);}
.prose-zh ol li::marker{color:var(--pri);font-weight:700;}
.prose-zh blockquote{
  margin:24px 0;padding:16px 20px;border-left:3px solid var(--acc);
  background:rgba(255,107,44,0.06);border-radius:0 12px 12px 0;color:var(--tx-1);
}
.prose-zh blockquote p:last-child{margin-bottom:0;}
.prose-zh img{border-radius:var(--r-md);margin:22px auto;}
.prose-zh figure{margin:24px 0;}
.prose-zh figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--tx-3);}
.prose-zh table{width:100%;border-collapse:separate;border-spacing:0;margin:24px 0;font-size:14.5px;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;}
.prose-zh th,.prose-zh td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;}
.prose-zh th{font-size:13px;font-weight:600;color:var(--tx-2);letter-spacing:.04em;background:rgba(46,217,255,0.05);}
.prose-zh tr:last-child td{border-bottom:0;}
.prose-zh td{font-variant-numeric:tabular-nums;}
.prose-zh hr{border:0;border-top:1px solid var(--line);margin:32px 0;}

.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  padding:56px 24px;text-align:center;
  background:var(--bg-2);border:1px dashed rgba(120,170,220,0.3);border-radius:var(--r-lg);
}
.empty-state svg{width:48px;height:48px;color:var(--tx-3);}
.empty-state .t{font-size:16px;font-weight:700;color:var(--tx-1);}
.empty-state .s{font-size:13.5px;color:var(--tx-3);}

/* ============ 文末区块 ============ */
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:34px;}
.author-card{
  display:flex;align-items:center;gap:14px;margin-top:24px;padding:16px 18px;
  border-radius:var(--r-md);
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px) saturate(140%);backdrop-filter:blur(14px) saturate(140%);
  border:1px solid var(--line);
}
.author-avatar{
  width:44px;height:44px;border-radius:999px;flex:0 0 auto;
  display:grid;place-items:center;font-weight:800;font-size:14px;color:#04121A;
  background:linear-gradient(135deg,var(--pri),var(--pri-deep));box-shadow:var(--glow-pri);
}
.author-card .nm{font-size:14.5px;font-weight:700;color:var(--tx-1);}
.author-card .ds{font-size:12.5px;color:var(--tx-3);line-height:1.7;margin-top:2px;}

.post-nav{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  margin-top:24px;padding-top:22px;border-top:1px solid var(--line);
}

.rel-block{margin-top:48px;}
.rel-grid{display:grid;grid-template-columns:1fr;gap:20px;margin-top:22px;}
@media (min-width:640px){.rel-grid{grid-template-columns:repeat(3,minmax(0,1fr));}}
.rel-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.rel-card:hover{transform:translateY(-4px);border-color:var(--line-hi);box-shadow:0 22px 46px -22px rgba(0,0,0,.9),0 0 0 1px rgba(46,217,255,.18);}
.rel-card .thumb{position:relative;aspect-ratio:8/5;overflow:hidden;background:#0B1424;}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.rel-card:hover .thumb img{transform:scale(1.04);}
.rel-card .body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:8px;flex:1;}
.rel-card h3{
  font-size:15.5px;font-weight:700;line-height:1.5;color:var(--tx-1);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-card .time{font-size:12.5px;color:var(--tx-3);font-variant-numeric:tabular-nums;margin-top:auto;}

/* ============ 侧栏 ============ */
.side-sticky{position:sticky;top:100px;display:grid;gap:20px;}
.side-card{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);padding:18px;
}
.side-card h3{
  display:flex;align-items:center;gap:10px;
  font-size:15px;font-weight:800;color:var(--tx-1);margin-bottom:14px;
}
.side-card h3::before{content:"";width:3px;height:15px;border-radius:2px;background:var(--pri);}
.rank-list{display:grid;}
.rank-item{
  display:flex;align-items:flex-start;gap:10px;padding:11px 0;
  border-top:1px solid var(--line);
  transition:transform .2s var(--ease);
}
.rank-item:first-child{border-top:0;padding-top:0;}
.rank-item:hover{transform:translateX(4px);}
.rank-no{
  font-size:14px;font-weight:800;color:var(--pri);
  font-variant-numeric:tabular-nums;line-height:1.5;flex:0 0 auto;
}
.rank-body{min-width:0;}
.rank-body .tt{
  font-size:13.5px;font-weight:600;line-height:1.55;color:var(--tx-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .2s var(--ease);
}
.rank-item:hover .rank-body .tt{color:var(--tx-1);}
.rank-body .tm{font-size:11.5px;color:var(--tx-3);font-variant-numeric:tabular-nums;margin-top:4px;}
.side-cta{
  background:linear-gradient(160deg,rgba(46,217,255,0.14),rgba(16,26,46,0.9) 58%),var(--bg-2);
  border:1px solid var(--line-hi);
  border-radius:var(--r-lg);padding:18px;box-shadow:var(--shadow-card);
}
.side-cta .h{font-size:15.5px;font-weight:800;color:var(--tx-1);line-height:1.5;}
.side-cta .p{font-size:12.5px;color:var(--tx-2);line-height:1.8;margin-top:8px;}
.side-cta .btn-primary{width:100%;margin-top:14px;height:42px;font-size:13.5px;}

/* ============ CTA 玻璃条 ============ */
.cta-band{
  position:relative;overflow:hidden;
  margin-top:56px;padding:30px 26px;border-radius:24px;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(150%);backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line-hi);
  box-shadow:var(--shadow-card);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
}
.cta-band::before{
  content:"";position:absolute;left:-40px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,217,255,0.18),transparent 66%);
  pointer-events:none;
}
.cta-band .txt{position:relative;z-index:1;}
.cta-band .h{font-size:clamp(20px,2.4vw,25px);font-weight:800;color:var(--tx-1);line-height:1.35;}
.cta-band .p{font-size:13.5px;color:var(--tx-2);margin-top:8px;max-width:520px;}
.cta-band .acts{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:20px;bottom:24px;z-index:70;
  width:48px;height:48px;border-radius:999px;display:grid;place-items:center;
  background:var(--glass);
  -webkit-backdrop-filter:blur(16px) saturate(140%);backdrop-filter:blur(16px) saturate(140%);
  border:1px solid var(--line-hi);color:var(--pri);
  box-shadow:var(--shadow-card);
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.to-top.show{opacity:1;pointer-events:auto;transform:none;}
.to-top:hover{box-shadow:var(--glow-pri);}
.to-top svg{width:20px;height:20px;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:80px;padding:56px 0 26px;
  background:var(--bg-0);border-top:1px solid var(--line);
}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:32px;}
.footer-brand p{font-size:13px;line-height:1.85;color:var(--tx-3);margin-top:14px;max-width:340px;}
.footer-col h4{font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--tx-2);margin-bottom:14px;}
.footer-col ul{list-style:none;padding:0;display:grid;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--tx-3);transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--pri);}
.footer-contact li{display:flex;gap:8px;font-size:13px;color:var(--tx-3);line-height:1.7;}
.footer-contact .lbl{color:rgba(108,124,150,.85);flex:0 0 32px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--tx-3);
}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:14px;}
.footer-bottom a{color:var(--tx-3);transition:color .2s var(--ease);}
.footer-bottom a:hover{color:var(--pri);}
@media (max-width:1023px){.footer-top{grid-template-columns:1fr 1fr;}}
@media (max-width:639px){
  .footer-top{grid-template-columns:1fr;gap:26px;}
  .site-footer{padding:44px 0 22px;margin-top:60px;}
}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category1 */
:root{
  --bg-0:#05080F;
  --bg-1:#0A1120;
  --bg-2:#101A2E;
  --glass:rgba(18,28,48,0.55);
  --pri:#2ED9FF;
  --pri-deep:#0E6E92;
  --acc:#FF6B2C;
  --live:#C6FF3D;
  --tx-1:#F2F7FF;
  --tx-2:#A9B7CE;
  --tx-3:#6C7C96;
  --line:rgba(120,170,220,0.16);
  --line-hi:rgba(46,217,255,0.45);
  --glow-pri:0 0 24px rgba(46,217,255,0.35);
  --glow-acc:0 0 26px rgba(255,107,44,0.35);
  --shadow-card:0 18px 40px -22px rgba(0,0,0,0.85);
  --r-lg:18px;
  --r-sm:14px;
  --ease:cubic-bezier(.22,.8,.32,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--tx-1);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
  padding-top:96px;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--pri);outline-offset:3px;border-radius:6px;box-shadow:0 0 0 6px rgba(46,217,255,.18);}
::selection{background:rgba(46,217,255,.28);color:#fff;}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:768px){.container{padding-left:24px;padding-right:24px;}}
@media (min-width:1280px){.container{padding-left:32px;padding-right:32px;}}

/* ---------- Dock 导航 ---------- */
.dock{
  position:fixed;
  top:18px;
  left:50%;
  transform:translateX(-50%);
  width:calc(100% - 32px);
  max-width:1080px;
  z-index:80;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:9px 12px 9px 14px;
  border-radius:999px;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:background 220ms var(--ease),border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.dock.is-scrolled{
  background:rgba(10,17,32,.86);
  border-color:var(--line-hi);
  box-shadow:0 18px 44px -20px rgba(0,0,0,.95),0 0 0 1px rgba(46,217,255,.08);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;flex:0 0 36px;
  display:grid;place-items:center;
  border-radius:11px;
  font-weight:800;font-size:14px;letter-spacing:.02em;
  color:#04121A;
  background:linear-gradient(140deg,var(--pri),#7CEBFF 55%,#25B7DC);
  box-shadow:0 0 18px rgba(46,217,255,.4);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-main{font-size:16px;font-weight:800;letter-spacing:.02em;color:var(--tx-1);}
.brand-sub{display:inline-flex;align-items:center;gap:5px;margin-top:2px;}
.brand-sub-tag{
  font-size:9.5px;font-weight:700;letter-spacing:.14em;
  padding:1px 5px;border-radius:4px;
  color:var(--pri);
  border:1px solid rgba(46,217,255,.42);
  background:rgba(46,217,255,.08);
}
.brand-sub-txt{font-size:10.5px;font-weight:600;letter-spacing:.18em;color:var(--tx-3);}
.dock-nav{display:flex;align-items:center;gap:4px;}
.dock-link{
  position:relative;
  padding:9px 14px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  color:var(--tx-2);
  transition:color 200ms var(--ease),background 200ms var(--ease);
}
.dock-link:hover{color:var(--tx-1);background:rgba(46,217,255,.06);}
.dock-link.active{color:var(--tx-1);}
.dock-link.active::after{
  content:"";position:absolute;left:50%;bottom:3px;transform:translateX(-50%);
  width:18px;height:2px;border-radius:2px;background:var(--pri);
  box-shadow:0 0 10px rgba(46,217,255,.75);
}
.dock-tools{display:flex;align-items:center;gap:8px;}
.icon-btn{
  width:40px;height:40px;border-radius:999px;
  display:grid;place-items:center;
  color:var(--tx-2);
  border:1px solid var(--line);
  background:rgba(255,255,255,.02);
  transition:all 200ms var(--ease);
}
.icon-btn svg{width:17px;height:17px;}
.icon-btn:hover{color:var(--pri);border-color:var(--line-hi);background:rgba(46,217,255,.09);transform:translateY(-1px);}
.dock-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;
  border-radius:999px;
  font-size:13.5px;font-weight:700;letter-spacing:.02em;
  color:#160A03;
  background:linear-gradient(135deg,#FF8A4C,var(--acc));
  box-shadow:var(--glow-acc);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),filter 220ms var(--ease);
  white-space:nowrap;
}
.dock-cta:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 34px rgba(255,107,44,.5);}
.dock-cta:active{transform:translateY(0);}
.burger{display:none;}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:120;
  background:rgba(5,8,15,.92);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  transform:translateY(-102%);
  opacity:0;
  visibility:hidden;
  transition:transform 300ms var(--ease),opacity 300ms var(--ease),visibility 300ms;
  overflow-y:auto;
  padding:24px 20px 40px;
}
.drawer.open{transform:translateY(0);opacity:1;visibility:visible;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px;}
.drawer-close{
  width:44px;height:44px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--line-hi);color:var(--tx-1);background:rgba(46,217,255,.08);
}
.drawer-close svg{width:18px;height:18px;}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:24px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 16px;border-radius:14px;
  font-size:15.5px;font-weight:600;color:var(--tx-2);
  background:rgba(16,26,46,.7);border:1px solid var(--line);
}
.drawer-nav a.active{color:var(--tx-1);border-color:var(--line-hi);background:rgba(46,217,255,.1);}
.drawer-nav a span.arrow{color:var(--pri);font-size:15px;}
.drawer-chip-title{font-size:12px;letter-spacing:.14em;color:var(--tx-3);font-weight:600;margin-bottom:10px;}
.drawer-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px;}
.drawer-search{display:flex;gap:8px;margin-bottom:26px;}
.drawer-search input{
  flex:1;height:46px;border-radius:999px;padding:0 18px;
  background:var(--bg-2);border:1px solid var(--line);
  color:var(--tx-1);font-size:13.5px;outline:none;
  transition:border-color 200ms var(--ease),box-shadow 200ms var(--ease);
}
.drawer-search input::placeholder{color:var(--tx-3);}
.drawer-search input:focus{border-color:var(--line-hi);box-shadow:0 0 0 6px rgba(46,217,255,.14);}
.drawer-contact{font-size:13px;color:var(--tx-3);line-height:2;}
.drawer-contact strong{color:var(--tx-2);font-weight:600;}

/* ---------- 通用组件 ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  color:var(--pri);
  border:1px solid rgba(46,217,255,.38);
  background:rgba(46,217,255,.07);
  white-space:nowrap;
}
.chip-live{background:var(--live);color:#12200A;border-color:transparent;font-weight:700;}
.chip-acc{color:var(--acc);border-color:rgba(255,107,44,.45);background:rgba(255,107,44,.08);}
.chip-mute{color:var(--tx-3);border-color:var(--line);background:rgba(255,255,255,.02);}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;}
.chip-btn{
  height:36px;padding:0 16px;border-radius:999px;font-size:13px;font-weight:600;
  color:var(--tx-2);border:1px solid var(--line);background:rgba(16,26,46,.72);
  display:inline-flex;align-items:center;gap:6px;
  transition:all 200ms var(--ease);
}
.chip-btn:hover{color:var(--tx-1);border-color:var(--line-hi);transform:translateY(-1px);}
.chip-btn.on{color:#04121A;background:linear-gradient(135deg,#5AE7FF,var(--pri));border-color:transparent;box-shadow:0 0 20px rgba(46,217,255,.35);}

.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:700;color:#160A03;
  background:linear-gradient(135deg,#FF8A4C,var(--acc));
  box-shadow:var(--glow-acc);
  transition:transform 220ms var(--ease),box-shadow 220ms var(--ease),filter 220ms var(--ease);
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 36px rgba(255,107,44,.52);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--pri);
  border:1px solid rgba(46,217,255,.5);
  background:transparent;
  transition:all 220ms var(--ease);
}
.btn-ghost:hover{background:rgba(46,217,255,.08);border-color:var(--pri);transform:translateY(-2px);box-shadow:var(--glow-pri);}
.btn-ghost:active{transform:translateY(0);}
.text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13.5px;font-weight:600;color:var(--pri);
  border-bottom:1px solid transparent;
  transition:all 200ms var(--ease);
}
.text-link:hover{color:#8BEEFF;border-bottom-color:rgba(46,217,255,.55);}
.text-link svg{width:14px;height:14px;transition:transform 200ms var(--ease);}
.text-link:hover svg{transform:translateX(3px);}

.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:26px;}
.sec-title{
  position:relative;padding-left:14px;
  font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.25;letter-spacing:-.01em;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;
  background:linear-gradient(180deg,var(--pri),var(--pri-deep));
  box-shadow:0 0 14px rgba(46,217,255,.6);
}
.sec-sub{font-size:13.5px;color:var(--tx-3);margin-top:8px;padding-left:14px;max-width:640px;}
.section{padding:48px 0;}
@media (min-width:768px){.section{padding:64px 0;}}
@media (min-width:1024px){.section{padding:88px 0;}}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);}

/* ---------- 页面头部 ---------- */
.page-head{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(900px 380px at 18% -10%,rgba(46,217,255,.16),transparent 62%),
    radial-gradient(700px 340px at 88% 8%,rgba(255,107,44,.10),transparent 66%),
    linear-gradient(180deg,rgba(5,8,15,.35),rgba(5,8,15,.94)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.page-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(120,170,220,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(120,170,220,.05) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 40% 20%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 40% 20%,#000 20%,transparent 78%);
  opacity:.7;
}
.page-head .container{position:relative;z-index:2;padding-top:34px;padding-bottom:38px;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--tx-3);margin-bottom:20px;}
.breadcrumb a{color:var(--tx-3);transition:color 180ms var(--ease);}
.breadcrumb a:hover{color:var(--tx-1);}
.breadcrumb span.sep{color:rgba(108,124,150,.65);}
.breadcrumb .cur{color:var(--tx-2);max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.page-head-inner{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;flex-wrap:wrap;}
.page-h1{
  font-size:clamp(30px,4.4vw,48px);
  font-weight:800;line-height:1.16;letter-spacing:-.02em;
  max-width:16em;
}
.page-h1 em{font-style:normal;color:var(--pri);}
.page-desc{margin-top:14px;font-size:14.5px;color:var(--tx-2);max-width:36em;line-height:1.8;}
.head-count{
  display:flex;align-items:center;gap:10px;
  font-size:13px;color:var(--tx-2);
  padding:12px 18px;border-radius:999px;
  border:1px solid var(--line);
  background:rgba(16,26,46,.72);
  white-space:nowrap;
}
.head-count b{font-size:20px;font-weight:800;color:var(--pri);}
.head-metrics{display:flex;flex-wrap:wrap;gap:0;margin-top:28px;border-top:1px solid var(--line);padding-top:18px;}
.metric{flex:1 1 130px;padding:4px 18px 4px 0;border-right:1px solid var(--line);}
.metric:last-child{border-right:none;}
.metric b{display:block;font-size:24px;font-weight:800;color:var(--tx-1);line-height:1.2;}
.metric span{font-size:12px;color:var(--tx-3);letter-spacing:.04em;}

/* ---------- 焦点板块 ---------- */
.focus-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:1024px){.focus-grid{grid-template-columns:1.45fr 1fr;gap:24px;}}
.focus-main{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  border:1px solid var(--line);background:var(--bg-2);box-shadow:var(--shadow-card);
  transition:transform 220ms var(--ease),border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.focus-main:hover{transform:translateY(-4px);border-color:var(--line-hi);box-shadow:var(--shadow-card),0 0 26px rgba(46,217,255,.18);}
.focus-main img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.focus-main .fx-body{padding:20px 22px 22px;}
.focus-main h3{font-size:clamp(19px,2.2vw,24px);font-weight:800;line-height:1.42;margin-top:12px;}
.focus-main p{margin-top:10px;font-size:13.5px;color:var(--tx-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.focus-side{display:grid;gap:14px;align-content:start;}
.side-item{
  display:grid;grid-template-columns:104px 1fr;gap:14px;align-items:center;
  padding:12px;border-radius:var(--r-sm);
  background:var(--bg-2);border:1px solid var(--line);
  transition:all 220ms var(--ease);
}
.side-item:hover{transform:translateY(-3px);border-color:var(--line-hi);box-shadow:0 0 22px rgba(46,217,255,.14);}
.side-item img{width:104px;aspect-ratio:4/3;object-fit:cover;border-radius:10px;}
.side-item h4{font-size:14.5px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.side-item .meta{margin-top:6px;font-size:12px;color:var(--tx-3);}

/* ---------- 资讯卡片网格 ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:768px){.news-grid{grid-template-columns:repeat(2,1fr);gap:22px;}}
.card{
  display:flex;flex-direction:column;
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform 220ms var(--ease),border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:var(--line-hi);box-shadow:var(--shadow-card),0 0 26px rgba(46,217,255,.16);}
.card-cover{position:relative;overflow:hidden;}
.card-cover img{width:100%;aspect-ratio:8/5;object-fit:cover;transition:transform 420ms var(--ease);}
.card:hover .card-cover img{transform:scale(1.04);}
.card-cover .tag{position:absolute;top:12px;left:12px;z-index:2;}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{
  font-size:18px;font-weight:700;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color 200ms var(--ease);
}
.card:hover .card-body h3{color:#BDF3FF;}
.card-body p{font-size:13.5px;color:var(--tx-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:12px;border-top:1px solid var(--line);font-size:12.5px;color:var(--tx-3);}
.card-foot .go{color:var(--pri);display:inline-flex;align-items:center;gap:5px;font-weight:600;}
.card-foot .go svg{width:13px;height:13px;transition:transform 200ms var(--ease);}
.card:hover .card-foot .go svg{transform:translateX(3px);}

/* ---------- 分页 ---------- */
.pager{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:38px;flex-wrap:wrap;}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:38px;padding:0 12px;border-radius:999px;
  font-size:13.5px;font-weight:600;color:var(--tx-2);
  border:1px solid var(--line);background:rgba(16,26,46,.7);
  transition:all 200ms var(--ease);
}
.pager a:hover{color:var(--tx-1);border-color:var(--line-hi);transform:translateY(-2px);}
.pager .cur{color:#160A03;background:linear-gradient(135deg,#FF8A4C,var(--acc));border-color:transparent;box-shadow:var(--glow-acc);}
.pager .disabled{opacity:.45;cursor:not-allowed;}

/* ---------- 赛程时间线 ---------- */
.timeline{position:relative;display:grid;gap:14px;padding-left:22px;}
.timeline::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:1px;background:linear-gradient(180deg,rgba(46,217,255,.6),rgba(120,170,220,.12));}
.tl-item{position:relative;padding:16px 18px;border-radius:var(--r-sm);background:var(--bg-2);border:1px solid var(--line);transition:all 220ms var(--ease);}
.tl-item::before{content:"";position:absolute;left:-21px;top:24px;width:9px;height:9px;border-radius:999px;background:var(--pri);box-shadow:0 0 12px rgba(46,217,255,.8);}
.tl-item:hover{border-color:var(--line-hi);transform:translateX(3px);}
.tl-top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px;}
.tl-time{font-size:13px;font-weight:700;color:var(--pri);}
.tl-item h4{font-size:15.5px;font-weight:700;line-height:1.5;}
.tl-item p{margin-top:6px;font-size:13.5px;color:var(--tx-2);line-height:1.8;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 4px 20px 0;text-align:left;
  font-size:16px;font-weight:700;color:var(--tx-1);line-height:1.6;
  transition:color 200ms var(--ease),padding-left 200ms var(--ease);
  border-left:3px solid transparent;
}
.faq-q:hover{color:var(--pri);}
.faq-item.open .faq-q{border-left-color:var(--acc);padding-left:14px;color:var(--tx-1);}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:999px;
  display:grid;place-items:center;
  border:1px solid var(--line);color:var(--pri);
  transition:transform 220ms var(--ease),background 220ms var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(255,107,44,.12);border-color:rgba(255,107,44,.5);color:var(--acc);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms var(--ease);}
.faq-a .inner{padding:0 12px 22px 14px;font-size:14.5px;color:var(--tx-2);line-height:1.85;}

/* ---------- CTA 玻璃条 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:24px;
  padding:34px 26px;
  border:1px solid var(--line-hi);
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  box-shadow:var(--shadow-card);
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-band::before{
  content:"";position:absolute;width:420px;height:420px;right:-120px;top:-180px;border-radius:999px;
  background:radial-gradient(circle,rgba(46,217,255,.20),transparent 68%);
  pointer-events:none;
}
.cta-band h2{font-size:clamp(20px,2.4vw,28px);font-weight:800;line-height:1.35;position:relative;}
.cta-band p{margin-top:8px;font-size:13.5px;color:var(--tx-2);max-width:34em;position:relative;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-0);border-top:1px solid var(--line);margin-top:0;padding:52px 0 26px;}
.footer-top{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:768px){.footer-top{grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:28px;}}
.footer-brand p{margin-top:16px;font-size:13px;color:var(--tx-3);line-height:1.85;max-width:32em;}
.footer-col h4{font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--tx-1);margin-bottom:14px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--tx-3);transition:color 180ms var(--ease);}
.footer-col a:hover{color:var(--pri);}
.footer-contact li{font-size:13px;color:var(--tx-3);line-height:1.7;}
.footer-contact .lbl{display:inline-block;min-width:38px;color:rgba(108,124,150,.8);margin-right:6px;}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:var(--tx-3);
}
.footer-bottom .links{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
.footer-bottom .links a{color:var(--tx-3);transition:color 180ms var(--ease);}
.footer-bottom .links a:hover{color:var(--pri);}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:20px;bottom:22px;z-index:70;
  width:48px;height:48px;border-radius:999px;
  display:grid;place-items:center;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line-hi);color:var(--pri);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:all 240ms var(--ease);
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{box-shadow:var(--glow-pri);transform:translateY(-3px);}
.to-top svg{width:18px;height:18px;}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .dock-nav{display:none;}
  .burger{display:grid;}
  .dock-cta{display:none;}
  body{padding-top:88px;}
}
@media (max-width:767px){
  .page-head .container{padding-top:24px;padding-bottom:30px;}
  .page-h1{font-size:clamp(26px,7vw,34px);}
  .head-count{width:100%;justify-content:center;}
  .metric{flex:1 1 45%;padding-right:12px;}
  .metric:nth-child(2){border-right:none;}
  .card-body h3{font-size:16.5px;}
  .faq-q{font-size:15px;padding:18px 0;}
  .cta-band{padding:26px 20px;}
  .btn-primary,.btn-ghost{height:48px;font-size:14px;width:100%;}
  .cta-actions{width:100%;}
  .to-top{right:14px;bottom:16px;width:44px;height:44px;}
  .brand-main{font-size:15px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category3 */
:root{
  --bg-0:#05080F;
  --bg-1:#0A1120;
  --bg-2:#101A2E;
  --glass:rgba(18,28,48,.55);
  --pri:#2ED9FF;
  --pri-deep:#0E6E92;
  --acc:#FF6B2C;
  --live:#C6FF3D;
  --tx-1:#F2F7FF;
  --tx-2:#A9B7CE;
  --tx-3:#6C7C96;
  --line:rgba(120,170,220,.16);
  --line-hi:rgba(46,217,255,.45);
  --glow-pri:0 0 24px rgba(46,217,255,.35);
  --glow-acc:0 0 26px rgba(255,107,44,.35);
  --shadow-card:0 18px 40px -22px rgba(0,0,0,.85);
  --r-lg:18px;
  --r-md:14px;
  --r-sm:12px;
  --ease:cubic-bezier(.22,.8,.32,1);
  --dock-h:66px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--tx-1);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background:
    radial-gradient(600px 420px at 82% -8%, rgba(46,217,255,.08), transparent 70%),
    radial-gradient(520px 380px at 6% 34%, rgba(46,217,255,.06), transparent 72%);
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;border-style:none;}
button{font-family:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--pri);outline-offset:3px;box-shadow:0 0 0 6px rgba(46,217,255,.18);border-radius:6px;}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}
@media (min-width:768px){.container{padding:0 24px;}}
@media (min-width:1280px){.container{padding:0 32px;}}

/* ---------- Dock 导航 ---------- */
.dock{
  position:fixed;
  top:18px;
  left:50%;
  transform:translateX(-50%);
  width:calc(100% - 32px);
  max-width:1080px;
  z-index:120;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding:9px 12px 9px 14px;
  border-radius:999px;
  background:var(--glass);
  border:1px solid var(--line);
  box-shadow:0 16px 40px -28px rgba(0,0,0,.95);
  backdrop-filter:blur(18px) saturate(150%);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.dock.scrolled{
  background:rgba(10,17,32,.82);
  border-color:var(--line-hi);
  box-shadow:0 18px 44px -24px rgba(0,0,0,.95),0 0 22px -14px rgba(46,217,255,.7);
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--tx-1);flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;letter-spacing:.02em;
  color:#04121a;
  background:linear-gradient(140deg,var(--pri),#7BEBFF 55%,var(--pri-deep));
  box-shadow:var(--glow-pri);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12;}
.brand-main{font-size:15px;font-weight:800;letter-spacing:.04em;}
.brand-sub{display:inline-flex;align-items:center;gap:5px;margin-top:3px;}
.brand-sub-tag{
  font-size:9px;font-weight:700;letter-spacing:.14em;
  padding:1px 5px;border-radius:4px;
  border:1px solid rgba(46,217,255,.42);
  color:var(--pri);
}
.brand-sub-txt{font-size:10.5px;color:var(--tx-3);letter-spacing:.08em;}

.dock-nav{display:flex;align-items:center;gap:2px;}
.dock-link{
  position:relative;
  display:inline-flex;align-items:center;
  height:38px;padding:0 13px;
  border-radius:999px;
  font-size:14px;font-weight:600;
  color:var(--tx-2);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.dock-link:hover{background:rgba(46,217,255,.06);color:var(--tx-1);}
.dock-link.active{color:var(--tx-1);}
.dock-link.active::after{
  content:"";position:absolute;left:50%;bottom:4px;
  width:18px;height:2px;border-radius:2px;
  transform:translateX(-50%);
  background:var(--pri);box-shadow:0 0 10px rgba(46,217,255,.8);
}
.dock-tools{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(16,26,46,.7);
  border:1px solid var(--line);
  color:var(--tx-2);cursor:pointer;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);
}
.icon-btn svg{width:17px;height:17px;}
.icon-btn:hover{color:var(--pri);border-color:var(--line-hi);background:rgba(46,217,255,.08);transform:translateY(-1px);}
.dock-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 18px;border-radius:999px;
  font-size:13.5px;font-weight:700;letter-spacing:.02em;
  color:#0B0F18;background:var(--acc);
  box-shadow:var(--glow-acc);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
  white-space:nowrap;
}
.dock-cta:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 30px rgba(255,107,44,.5);}
.dock-cta:active{transform:translateY(0);}
.burger{display:none;}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:200;
  display:flex;flex-direction:column;
  padding:22px 20px 28px;
  background:rgba(5,8,15,.94);
  backdrop-filter:blur(22px) saturate(150%);
  -webkit-backdrop-filter:blur(22px) saturate(150%);
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s;
  overflow-y:auto;
}
.drawer.open{opacity:1;visibility:visible;transform:translateY(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line);}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-top:18px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 14px;border-radius:15px;
  font-size:16px;font-weight:600;color:var(--tx-2);
  border:1px solid transparent;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.drawer-nav a:hover,.drawer-nav a.active{background:rgba(46,217,255,.07);color:var(--tx-1);border-color:var(--line);}
.drawer-sub{margin-top:22px;}
.drawer-sub h4{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--tx-3);margin-bottom:10px;}
.drawer-chips{display:flex;flex-wrap:wrap;gap:8px;}
.drawer-search{margin-top:22px;position:relative;}
.drawer-search input{
  width:100%;height:48px;border-radius:999px;
  background:var(--bg-2);border:1px solid var(--line);
  color:var(--tx-1);font-size:14px;padding:0 18px 0 44px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.drawer-search input::placeholder{color:var(--tx-3);font-size:13px;}
.drawer-search input:focus{outline:none;border-color:var(--line-hi);box-shadow:0 0 0 6px rgba(46,217,255,.12);}
.drawer-search svg{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--tx-3);}
.drawer-contact{margin-top:26px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--tx-3);line-height:2;}
.drawer-contact strong{display:block;color:var(--tx-2);font-weight:600;margin-bottom:4px;}

@media (max-width:1023px){
  .dock{padding:8px 10px 8px 12px;gap:8px;}
  .dock-nav{display:none;}
  .dock-tools .icon-btn:not(.burger){display:none;}
  .burger{display:inline-flex;}
  .dock-cta{height:38px;padding:0 14px;font-size:13px;}
}

/* ---------- 通用组件 ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 11px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  border:1px solid var(--line);color:var(--tx-2);
  background:rgba(16,26,46,.6);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
a.chip:hover,button.chip:hover{color:var(--pri);border-color:var(--line-hi);background:rgba(46,217,255,.08);}
.chip-pri{border-color:rgba(46,217,255,.45);color:var(--pri);}
.chip-live{background:var(--live);border-color:var(--live);color:#141c04;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:999px;
  font-size:14px;font-weight:700;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease),filter .22s var(--ease);
}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--acc);color:#0B0F18;box-shadow:var(--glow-acc);}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 32px rgba(255,107,44,.5);}
.btn-ghost{background:transparent;border-color:rgba(46,217,255,.45);color:var(--tx-1);}
.btn-ghost:hover{transform:translateY(-2px);background:rgba(46,217,255,.08);border-color:var(--pri);box-shadow:0 0 22px -10px rgba(46,217,255,.7);}
.btn-sm{height:38px;padding:0 16px;font-size:13px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13.5px;font-weight:600;color:var(--pri);
  text-decoration:underline;text-underline-offset:3px;
  text-decoration-color:rgba(46,217,255,.4);
  transition:color .2s var(--ease),text-decoration-color .2s var(--ease);
}
.link-arrow:hover{color:#8CECFF;text-decoration-color:var(--pri);}
.link-arrow svg{width:14px;height:14px;transition:transform .2s var(--ease);}
.link-arrow:hover svg{transform:translateX(3px);}

.section{padding:48px 0;}
@media (min-width:768px){.section{padding:64px 0;}}
@media (min-width:1024px){.section{padding:88px 0;}}

.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px;}
.h2{
  position:relative;padding-left:16px;
  font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.3;letter-spacing:-.01em;
}
.h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:2px;
  background:var(--pri);box-shadow:0 0 14px rgba(46,217,255,.65);
}
.sub-note{font-size:13.5px;color:var(--tx-3);line-height:1.7;max-width:520px;}

/* ---------- Hero ---------- */
.cat-hero{
  position:relative;
  padding:calc(var(--dock-h) + 62px) 0 40px;
  background:
    linear-gradient(180deg,rgba(5,8,15,.72) 0%,rgba(5,8,15,.88) 58%,var(--bg-0) 100%),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(46,217,255,.16),transparent 68%);
  pointer-events:none;
}
.crumbs{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:12.5px;color:var(--tx-3);margin-bottom:20px;}
.crumbs a{color:var(--tx-3);transition:color .2s var(--ease);}
.crumbs a:hover{color:var(--tx-1);}
.crumbs span[aria-current]{color:var(--tx-2);}
.cat-hero-grid{display:grid;grid-template-columns:1fr;gap:24px;align-items:end;}
@media (min-width:900px){.cat-hero-grid{grid-template-columns:minmax(0,1fr) auto;gap:32px;}}
.cat-hero h1{
  font-size:clamp(28px,3.6vw,44px);font-weight:800;line-height:1.24;letter-spacing:-.02em;
  margin:14px 0 14px;max-width:780px;
}
.cat-hero p.lead{font-size:15px;color:var(--tx-2);line-height:1.85;max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}

/* ---------- 数据条 ---------- */
.stat-band{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
@media (min-width:900px){.stat-band{grid-template-columns:repeat(4,minmax(0,1fr));}}
.stat-cell{background:rgba(16,26,46,.72);padding:20px 18px;transition:background .22s var(--ease);}
.stat-cell:hover{background:rgba(21,34,58,.9);}
.stat-num{font-size:28px;font-weight:800;line-height:1.1;color:var(--tx-1);letter-spacing:-.01em;display:flex;align-items:baseline;gap:6px;}
.stat-num em{font-style:normal;font-size:13px;font-weight:600;color:var(--pri);}
.stat-lbl{margin-top:8px;font-size:12px;color:var(--tx-3);letter-spacing:.06em;}

/* ---------- 卡片 ---------- */
.card-solid{
  position:relative;
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.card-solid:hover{transform:translateY(-4px);border-color:var(--line-hi);box-shadow:var(--shadow-card),0 0 26px -14px rgba(46,217,255,.8);}
.thumb{position:relative;overflow:hidden;background:var(--bg-1);}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.card-solid:hover .thumb img{transform:scale(1.04);}
.ratio-16-9{aspect-ratio:16/9;}
.ratio-4-3{aspect-ratio:4/3;}
.ratio-3-4{aspect-ratio:3/4;}
.card-body{padding:18px 18px 20px;}
.card-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--tx-3);}
.card-title{
  font-size:18px;font-weight:700;line-height:1.45;margin:10px 0 8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-title-lg{font-size:clamp(20px,2.2vw,26px);-webkit-line-clamp:2;}
.card-desc{
  font-size:13.5px;color:var(--tx-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px;}

.overlay-card{position:relative;display:block;overflow:hidden;border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--shadow-card);}
.overlay-card .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,15,.05) 25%,rgba(5,8,15,.9) 100%);
}
.overlay-inner{position:absolute;left:0;right:0;bottom:0;padding:22px 22px 24px;z-index:2;}
@media (min-width:768px){.overlay-inner{padding:26px 28px 28px;}}
.overlay-inner h3{font-size:clamp(20px,2.4vw,28px);font-weight:800;line-height:1.35;margin:12px 0 10px;}
.overlay-inner p{font-size:13.5px;color:var(--tx-2);line-height:1.8;max-width:640px;}

/* ---------- 错落网格 ---------- */
.stagger-grid{display:grid;grid-template-columns:1fr;gap:22px;}
@media (min-width:820px){
  .stagger-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
}
.mixed-row{display:grid;grid-template-columns:1fr;gap:22px;}
@media (min-width:820px){
  .mixed-row{grid-template-columns:1.35fr 1fr;align-items:stretch;gap:24px;}
}
.tall-card{display:flex;flex-direction:column;}
.tall-card .thumb{flex:1;}
.tall-card .card-body{position:absolute;inset:auto 0 0 0;background:linear-gradient(180deg,transparent,rgba(5,8,15,.92) 46%);padding:26px 20px 22px;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-left:3px solid transparent;
  border-radius:var(--r-md);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.faq-item.open{border-left-color:var(--acc);background:#132038;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:700;line-height:1.5;color:var(--tx-1);
  min-height:56px;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--pri);}
.faq-ico{
  position:relative;flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;
  transition:transform .24s var(--ease),border-color .24s var(--ease),background .24s var(--ease);
}
.faq-ico::before,.faq-ico::after{
  content:"";position:absolute;background:var(--tx-2);border-radius:2px;
  transition:background .24s var(--ease);
}
.faq-ico::before{width:10px;height:1.5px;}
.faq-ico::after{width:1.5px;height:10px;}
.faq-item.open .faq-ico{transform:rotate(45deg);border-color:var(--acc);background:rgba(255,107,44,.14);}
.faq-item.open .faq-ico::before,.faq-item.open .faq-ico::after{background:var(--acc);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s var(--ease);}
.faq-a-inner{padding:0 20px 20px;font-size:14.5px;line-height:1.85;color:var(--tx-2);}

/* ---------- CTA 玻璃条 ---------- */
.cta-band{
  position:relative;
  border-radius:24px;
  padding:34px 24px;
  background:var(--glass);
  border:1px solid var(--line-hi);
  backdrop-filter:blur(18px) saturate(150%);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-90px;bottom:-120px;width:340px;height:340px;
  background:radial-gradient(circle,rgba(46,217,255,.2),transparent 70%);pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:22px;align-items:center;}
@media (min-width:900px){.cta-inner{grid-template-columns:minmax(0,1fr) auto;gap:32px;}}
.cta-inner h2{font-size:clamp(21px,2.6vw,28px);font-weight:800;line-height:1.35;}
.cta-inner p{margin-top:10px;font-size:13.5px;color:var(--tx-2);line-height:1.85;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.contact-lines{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px 20px;font-size:13px;color:var(--tx-3);}
.contact-lines strong{color:var(--tx-1);font-weight:600;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:40px;
  background:var(--bg-0);
  border-top:1px solid var(--line);
  padding:48px 0 28px;
}
.footer-top{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:760px){.footer-top{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}}
@media (min-width:1080px){.footer-top{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;}}
.footer-brand p{margin-top:16px;font-size:13px;line-height:1.9;color:var(--tx-3);max-width:340px;}
.footer-col h4{font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--tx-1);margin-bottom:14px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--tx-3);transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--pri);}
.footer-contact li{font-size:13px;color:var(--tx-3);line-height:1.7;display:flex;gap:10px;}
.footer-contact .lbl{flex:0 0 auto;color:var(--tx-2);}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px 20px;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--tx-3);
}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;}
.footer-bottom .links a{color:var(--tx-3);transition:color .2s var(--ease);}
.footer-bottom .links a:hover{color:var(--pri);}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:18px;bottom:22px;z-index:110;
  width:48px;height:48px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--glass);border:1px solid var(--line);
  color:var(--tx-2);cursor:pointer;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s,color .2s var(--ease),border-color .2s var(--ease);
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{color:var(--pri);border-color:var(--line-hi);box-shadow:0 0 22px -8px rgba(46,217,255,.8);}
.to-top svg{width:18px;height:18px;}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category2 */
:root{
  --bg-0:#05080F;
  --bg-1:#0A1120;
  --bg-2:#101A2E;
  --glass:rgba(18,28,48,.55);
  --pri:#2ED9FF;
  --pri-deep:#0E6E92;
  --acc:#FF6B2C;
  --live:#C6FF3D;
  --tx-1:#F2F7FF;
  --tx-2:#A9B7CE;
  --tx-3:#6C7C96;
  --line:rgba(120,170,220,.16);
  --line-hi:rgba(46,217,255,.45);
  --glow-pri:0 0 24px rgba(46,217,255,.35);
  --glow-acc:0 0 26px rgba(255,107,44,.35);
  --shadow-card:0 18px 40px -22px rgba(0,0,0,.85);
  --ease:cubic-bezier(.22,.8,.32,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--tx-1);
  font-family:"PingFang SC","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--pri);outline-offset:3px;border-radius:6px}
.container{
  max-width:1240px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media(min-width:768px){.container{padding-left:24px;padding-right:24px}}
@media(min-width:1280px){.container{padding-left:32px;padding-right:32px}}

/* ---------- Dock 导航 ---------- */
.dock{
  position:fixed;
  top:18px;
  left:16px;
  right:16px;
  z-index:60;
  max-width:1080px;
  margin:0 auto;
  display:flex;
  align-items:center;
  gap:16px;
  padding:10px 14px;
  border-radius:999px;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:background .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.dock.is-scrolled{
  background:rgba(10,17,32,.82);
  border-color:var(--line-hi);
  box-shadow:0 18px 44px -22px rgba(0,0,0,.95),0 0 0 1px rgba(46,217,255,.06);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  width:38px;height:38px;
  border-radius:12px;
  display:grid;
  place-items:center;
  font-size:13px;
  font-weight:800;
  letter-spacing:.02em;
  color:#04121A;
  background:linear-gradient(140deg,#2ED9FF,#0E6E92);
  box-shadow:var(--glow-pri);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-main{font-size:16px;font-weight:800;letter-spacing:.02em;color:var(--tx-1)}
.brand-sub{display:inline-flex;align-items:center;gap:6px;margin-top:3px}
.brand-sub-tag{
  font-size:9px;
  font-weight:700;
  letter-spacing:.14em;
  padding:1px 5px;
  border-radius:4px;
  border:1px solid var(--line-hi);
  color:var(--pri);
  line-height:1.5;
}
.brand-sub-txt{font-size:11px;letter-spacing:.1em;color:var(--tx-3)}
.dock-nav{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:auto;
}
.dock-link{
  position:relative;
  padding:9px 13px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  color:var(--tx-2);
  transition:color .22s var(--ease),background .22s var(--ease);
}
.dock-link:hover{color:var(--tx-1);background:rgba(46,217,255,.06)}
.dock-link.active{color:var(--tx-1)}
.dock-link.active::after{
  content:"";
  position:absolute;
  left:13px;right:13px;bottom:4px;
  height:2px;border-radius:2px;
  background:var(--pri);
  box-shadow:0 0 10px rgba(46,217,255,.7);
}
.dock-tools{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn{
  width:40px;height:40px;
  display:inline-grid;
  place-items:center;
  border-radius:50%;
  border:1px solid var(--line);
  background:rgba(16,26,46,.6);
  color:var(--tx-2);
  cursor:pointer;
  transition:color .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease);
}
.icon-btn svg{width:17px;height:17px}
.icon-btn:hover{color:var(--pri);border-color:var(--line-hi);background:rgba(46,217,255,.08);transform:translateY(-1px)}
.icon-btn:active{transform:translateY(0)}
.dock-cta{
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 16px;
  border-radius:999px;
  font-size:13.5px;
  font-weight:700;
  color:#180A03;
  background:var(--acc);
  box-shadow:var(--glow-acc);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
}
.dock-cta:hover{transform:translateY(-2px);filter:brightness(1.05);box-shadow:0 0 34px rgba(255,107,44,.5)}
.dock-cta:active{transform:translateY(0)}
.burger{display:none}

/* 抽屉 */
.drawer{
  position:fixed;
  inset:0;
  z-index:80;
  display:none;
  background:rgba(5,8,15,.72);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
}
.drawer.open{display:block}
.drawer-inner{
  max-width:520px;
  margin:0 auto;
  height:100%;
  overflow-y:auto;
  padding:20px 20px 48px;
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px}
.drawer-title{font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--tx-3)}
.drawer-nav{display:flex;flex-direction:column;gap:6px}
.drawer-nav a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:48px;
  padding:0 16px;
  border-radius:14px;
  font-size:15.5px;
  font-weight:600;
  color:var(--tx-2);
  border:1px solid var(--line);
  background:rgba(16,26,46,.6);
  transition:color .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--tx-1);border-color:var(--line-hi);background:rgba(46,217,255,.08)}
.drawer-label{margin:26px 0 12px;font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--tx-3)}
.drawer-chips{display:flex;flex-wrap:wrap;gap:8px}
.drawer-search{display:flex;align-items:center;gap:8px;margin-top:8px}
.drawer-search input{
  flex:1 1 auto;
  height:46px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--bg-2);
  color:var(--tx-1);
  font-size:13.5px;
}
.drawer-search input::placeholder{color:var(--tx-3)}
.drawer-search input:focus{outline:none;border-color:var(--line-hi);box-shadow:0 0 0 6px rgba(46,217,255,.12)}
.drawer-foot{margin-top:30px;padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--tx-3);line-height:2}
.drawer-foot strong{color:var(--tx-2);font-weight:600}

/* ---------- 通用组件 ---------- */
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.06em;
  border:1px solid var(--line);
  color:var(--tx-2);
  background:rgba(16,26,46,.65);
  transition:color .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.chip:hover{color:var(--tx-1);border-color:var(--line-hi)}
.chip-pri{border-color:var(--line-hi);color:var(--pri)}
.chip-live{background:var(--live);border-color:transparent;color:#101A05}
.chip-acc{border-color:rgba(255,107,44,.45);color:var(--acc)}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.btn-primary{background:var(--acc);color:#180A03;box-shadow:var(--glow-acc)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(255,107,44,.5)}
.btn-ghost{background:transparent;border-color:var(--line-hi);color:var(--tx-1)}
.btn-ghost:hover{background:rgba(46,217,255,.08);transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.read-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--pri);
  transition:gap .22s var(--ease),color .22s var(--ease);
}
.read-link:hover{gap:10px;text-decoration:underline;text-underline-offset:4px}
.h2{
  position:relative;
  padding-left:16px;
  font-size:clamp(24px,3vw,34px);
  font-weight:800;
  line-height:1.26;
  letter-spacing:-.01em;
}
.h2::before{
  content:"";
  position:absolute;
  left:0;top:8px;bottom:8px;
  width:4px;
  border-radius:2px;
  background:var(--pri);
  box-shadow:var(--glow-pri);
}
.section{padding:44px 0}
@media(min-width:768px){.section{padding:56px 0}}
@media(min-width:1024px){.section{padding:72px 0}}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  margin-bottom:26px;
}
.section-head .sub{font-size:14px;color:var(--tx-2);max-width:520px;line-height:1.8}
.clamp2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clamp3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 页头 ---------- */
.page-head{
  position:relative;
  padding:112px 0 36px;
  overflow:hidden;
  background:linear-gradient(180deg,rgba(10,17,32,.92) 0%,rgba(5,8,15,1) 100%);
}
.page-head::before{
  content:"";
  position:absolute;
  inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.15;
  z-index:0;
}
.page-head::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(760px 360px at 10% -20%,rgba(46,217,255,.16),transparent 70%),
    radial-gradient(520px 300px at 92% 10%,rgba(255,107,44,.08),transparent 72%);
  z-index:0;
  pointer-events:none;
}
.page-head .container{position:relative;z-index:1}
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  color:var(--tx-3);
  margin-bottom:20px;
}
.crumbs a{color:var(--tx-3);transition:color .22s var(--ease)}
.crumbs a:hover{color:var(--tx-1)}
.crumbs .sep{opacity:.55}
.crumbs .now{color:var(--tx-2)}
.head-row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
}
.head-main{max-width:760px}
.head-main .chip{margin-bottom:16px}
.page-head h1{
  font-size:clamp(28px,3.6vw,42px);
  font-weight:800;
  line-height:1.24;
  letter-spacing:-.015em;
  margin-bottom:14px;
}
.lede{font-size:15px;color:var(--tx-2);line-height:1.85;max-width:640px}
.head-count{
  display:inline-flex;
  align-items:baseline;
  gap:8px;
  padding:10px 18px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(16,26,46,.75);
  white-space:nowrap;
}
.head-count .num{
  font-size:24px;
  font-weight:800;
  color:var(--pri);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
}
.head-count .lbl{font-size:12.5px;color:var(--tx-3)}

/* ---------- 数据条 ---------- */
.snap-panel{
  margin-top:30px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-radius:18px;
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(16,26,46,.94),rgba(10,17,32,.94));
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.metric{padding:18px 20px;border-left:1px solid var(--line);display:flex;flex-direction:column;gap:6px}
.metric:first-child{border-left:0}
.metric .num{
  font-size:28px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
  line-height:1.2;
}
.metric .lbl{font-size:12px;color:var(--tx-3);letter-spacing:.06em}
.trend{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:600}
.trend svg{width:12px;height:12px}
.trend.up{color:var(--pri)}
.trend.down{color:var(--acc)}
.trend.flat{color:var(--tx-3)}

/* ---------- 双栏布局 ---------- */
.layout{
  display:grid;
  grid-template-columns:260px minmax(0,1fr);
  gap:28px;
  align-items:start;
}
.side{position:sticky;top:104px}
.side-title{
  font-size:12px;
  font-weight:600;
  letter-spacing:.14em;
  color:var(--tx-3);
  margin-bottom:12px;
}
.side-list{display:flex;flex-direction:column;gap:4px}
.side-link{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  min-height:44px;
  padding:10px 12px;
  border-radius:12px;
  font-size:14px;
  color:var(--tx-2);
  transition:color .22s var(--ease),background .22s var(--ease);
}
.side-link:hover{color:var(--tx-1);background:rgba(46,217,255,.06)}
.side-link .idx{
  font-size:12px;
  font-variant-numeric:tabular-nums;
  color:var(--tx-3);
}
.side-link.current{color:var(--tx-1);background:rgba(255,107,44,.08)}
.side-link.current .idx{color:var(--acc)}
.side-link.current::before{
  content:"";
  position:absolute;
  left:0;top:10px;bottom:10px;
  width:3px;
  border-radius:3px;
  background:var(--acc);
}
.side-block{margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}
.side-chips{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- 宽卡列表 ---------- */
.wide-list{display:flex;flex-direction:column;gap:18px}
.wide-card{
  display:grid;
  grid-template-columns:260px minmax(0,1fr);
  gap:20px;
  padding:16px;
  border-radius:18px;
  background:var(--bg-2);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.wide-card:hover{
  transform:translateY(-4px);
  border-color:var(--line-hi);
  box-shadow:var(--shadow-card),0 0 26px rgba(46,217,255,.18);
}
.wide-thumb{
  position:relative;
  aspect-ratio:4/3;
  border-radius:14px;
  overflow:hidden;
  background:#0b1526;
}
.wide-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.wide-card:hover .wide-thumb img{transform:scale(1.04)}
.wide-body{display:flex;flex-direction:column;gap:10px;min-width:0;padding:4px 4px 2px 0}
.wide-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--tx-3)}
.wide-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--tx-3);opacity:.7}
.wide-title{font-size:20px;font-weight:700;line-height:1.45;color:var(--tx-1)}
.wide-card:hover .wide-title{color:#fff}
.wide-desc{font-size:14px;color:var(--tx-2);line-height:1.8}
.wide-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:auto;
  padding-top:6px;
  flex-wrap:wrap;
}
.wide-time{font-size:12.5px;color:var(--tx-3);font-variant-numeric:tabular-nums}

/* ---------- 阅读方法 ---------- */
.steps{display:grid;gap:0;border-top:1px solid var(--line)}
.steps li{
  display:grid;
  grid-template-columns:88px minmax(0,1fr);
  gap:20px;
  padding:22px 0;
  border-bottom:1px solid var(--line);
}
.step-no{
  font-size:26px;
  font-weight:800;
  color:var(--pri);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
  opacity:.85;
  line-height:1.25;
}
.step-body h3{font-size:17px;font-weight:700;margin-bottom:6px;color:var(--tx-1)}
.step-body p{font-size:14px;color:var(--tx-2);line-height:1.85}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 12px 18px 18px;
  border:0;
  border-left:3px solid transparent;
  background:transparent;
  color:var(--tx-1);
  font-size:16px;
  font-weight:700;
  line-height:1.6;
  text-align:left;
  cursor:pointer;
  transition:background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.faq-q:hover{background:rgba(46,217,255,.04)}
.faq-item.open .faq-q{
  border-left-color:var(--acc);
  background:rgba(255,107,44,.06);
}
.faq-icon{
  flex:0 0 auto;
  width:26px;height:26px;
  display:grid;
  place-items:center;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--pri);
  font-size:15px;
  font-weight:600;
  line-height:1;
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.faq-item.open .faq-icon{transform:rotate(45deg);border-color:var(--line-hi)}
.faq-a{
  padding:0 18px 20px 21px;
  font-size:14.5px;
  line-height:1.85;
  color:var(--tx-2);
  max-width:820px;
}

/* ---------- CTA ---------- */
.cta-bar{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  padding:30px 32px;
  border-radius:24px;
  background:var(--glass);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border:1px solid var(--line-hi);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.cta-bar::after{
  content:"";
  position:absolute;
  right:-60px;
  top:-80px;
  width:320px;
  height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(46,217,255,.22),transparent 68%);
  pointer-events:none;
}
.cta-bar h2{font-size:clamp(20px,2.4vw,26px);font-weight:800;line-height:1.3;margin-bottom:8px}
.cta-bar p{font-size:14px;color:var(--tx-2);max-width:520px;line-height:1.8}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}

/* ---------- 返回顶部 ---------- */
.back-top{
  position:fixed;
  right:20px;
  bottom:24px;
  z-index:70;
  width:48px;height:48px;
  display:grid;
  place-items:center;
  border-radius:50%;
  border:1px solid var(--line);
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  color:var(--tx-1);
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(10px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s var(--ease),border-color .24s var(--ease);
}
.back-top.show{opacity:1;visibility:visible;transform:none}
.back-top:hover{border-color:var(--line-hi);color:var(--pri)}
.back-top svg{width:18px;height:18px}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:72px;
  padding:56px 0 28px;
  background:var(--bg-0);
  border-top:1px solid var(--line);
}
.footer-top{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:32px;
}
.footer-brand p{
  margin-top:16px;
  font-size:13px;
  line-height:1.9;
  color:var(--tx-2);
  max-width:340px;
}
.footer-col h4{
  font-size:13px;
  font-weight:700;
  letter-spacing:.1em;
  color:var(--tx-1);
  margin-bottom:14px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:13.5px;color:var(--tx-2);transition:color .22s var(--ease)}
.footer-col a:hover{color:var(--pri)}
.footer-contact li{
  display:flex;
  gap:8px;
  font-size:13.5px;
  color:var(--tx-2);
  line-height:1.75;
}
.footer-contact .lbl{flex:0 0 34px;color:var(--tx-3)}
.footer-bottom{
  margin-top:36px;
  padding-top:18px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:var(--tx-3);
}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:16px}
.footer-bottom a{color:var(--tx-3);transition:color .22s var(--ease)}
.footer-bottom a:hover{color:var(--tx-1)}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .55s var(--ease),transform .55s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *{transition-duration:.01ms!important;animation-duration:.01ms!important}
}

/* ---------- 响应式 ---------- */
@media(max-width:1023px){
  .dock-nav{display:none}
  .burger{display:inline-grid}
  .dock-cta{height:36px;padding:0 14px;font-size:13px}
  .layout{grid-template-columns:1fr;gap:22px}
  .side{position:static;top:auto}
  .side-list{
    flex-direction:row;
    overflow-x:auto;
    gap:8px;
    padding-bottom:6px;
    scrollbar-width:none;
  }
  .side-list::-webkit-scrollbar{display:none}
  .side-link{
    flex:0 0 auto;
    white-space:nowrap;
    border:1px solid var(--line);
    border-radius:999px;
    padding:9px 15px;
    min-height:42px;
  }
  .side-link .idx{display:none}
  .side-link.current::before{display:none}
  .side-link.current{border-color:rgba(255,107,44,.6);background:rgba(255,107,44,.12)}
  .side-chips{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}
  .side-chips::-webkit-scrollbar{display:none}
  .snap-panel{grid-template-columns:repeat(2,1fr)}
  .metric:nth-child(odd){border-left:0}
  .metric:nth-child(n+3){border-top:1px solid var(--line)}
  .footer-top{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:1/-1}
}
@media(max-width:767px){
  .page-head{padding-top:100px}
  .wide-card{grid-template-columns:1fr;gap:14px;padding:14px}
  .wide-thumb{aspect-ratio:16/9}
  .wide-title{font-size:18px}
  .wide-desc{font-size:13.5px;-webkit-line-clamp:3}
  .steps li{grid-template-columns:56px minmax(0,1fr);gap:14px;padding:18px 0}
  .step-no{font-size:22px}
  .cta-bar{padding:24px 20px;border-radius:20px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media(max-width:520px){
  .brand-main{font-size:15px}
  .brand-sub-txt{display:none}
  .dock{gap:10px;padding:9px 12px}
  .icon-btn{width:36px;height:36px}
  .head-count{padding:8px 14px}
  .snap-panel{grid-template-columns:1fr}
  .metric{border-left:0;border-top:1px solid var(--line);padding:14px 18px}
  .metric:first-child{border-top:0}
  .footer-top{grid-template-columns:1fr}
  .section-head{gap:12px}
}