/* roulang page: index */
:root{
  --bg-0:#070E1A;
  --bg-1:#0C1626;
  --bg-2:#12203A;
  --gold:#F6B45C;
  --gold-soft:rgba(246,180,92,.14);
  --jade:#57D9C0;
  --jade-soft:rgba(87,217,192,.14);
  --text:#E8EDF6;
  --text-2:#BCC8DA;
  --muted:#8C9BB2;
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.06);
  --glass:rgba(255,255,255,.055);
  --r-xs:10px;
  --r-sm:14px;
  --r-md:18px;
  --r-lg:22px;
  --r-pill:999px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --shadow-soft:0 12px 34px rgba(0,0,0,.30);
  --ease:cubic-bezier(.22,.8,.28,1);
  --header-h:72px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--text);text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--gold);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--jade);outline-offset:2px;}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em;line-height:1.35;}
h2{font-size:clamp(24px,2.6vw,32px);}
h3{font-size:20px;}
strong{color:var(--gold);font-weight:700;}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.tabnum{font-variant-numeric:tabular-nums;}

/* ===== 顶栏 ===== */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  height:var(--header-h);
  z-index:120;
  display:flex;
  align-items:center;
  background:rgba(7,14,26,.55);
  backdrop-filter:blur(10px) saturate(120%);
  -webkit-backdrop-filter:blur(10px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease);
}
.site-header.scrolled{
  background:rgba(7,14,26,.88);
  border-bottom-color:var(--line-soft);
}
.header-inner{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{
  width:40px;height:40px;flex:none;
  display:grid;place-items:center;
  border:1px solid rgba(246,180,92,.45);
  border-radius:12px;
  background:linear-gradient(160deg,rgba(246,180,92,.18),rgba(246,180,92,.02));
  color:var(--gold);
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-main{font-size:17px;font-weight:700;letter-spacing:.04em;color:var(--text);}
.brand-dot{color:var(--gold);margin:0 2px;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.16em;margin-top:3px;}
.header-actions{display:flex;align-items:center;gap:10px;}
.hamburger{
  width:44px;height:44px;
  display:inline-flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:12px;
  cursor:pointer;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.hamburger:hover{border-color:rgba(246,180,92,.5);background:rgba(246,180,92,.10);}
.hamburger span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:background .22s var(--ease);}
.hamburger:hover span{background:var(--gold);}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .24s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
}
.btn-gold{
  background:var(--gold);
  color:#141008;
  box-shadow:0 8px 30px rgba(246,180,92,.32);
}
.btn-gold:hover{color:#141008;background:#ffc274;transform:translateY(-1px);box-shadow:0 10px 40px rgba(246,180,92,.44);}
.btn-gold:active{transform:translateY(1px);box-shadow:0 5px 18px rgba(246,180,92,.34);}
.btn-ghost{
  background:rgba(255,255,255,.045);
  color:var(--text);
  border-color:rgba(255,255,255,.16);
}
.btn-ghost:hover{color:var(--gold);border-color:rgba(246,180,92,.55);background:rgba(246,180,92,.09);}
.btn-outline{
  background:transparent;
  border-color:rgba(246,180,92,.48);
  color:var(--gold);
}
.btn-outline:hover{background:rgba(246,180,92,.12);color:#ffcf92;}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
.btn-lg{min-height:52px;padding:0 30px;font-size:16px;}
.btn-block{width:100%;}

/* ===== 全屏抽屉 ===== */
.drawer-scrim{
  position:fixed;inset:0;
  background:rgba(4,8,16,.65);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  opacity:0;visibility:hidden;
  transition:opacity .32s var(--ease),visibility .32s var(--ease);
  z-index:190;
}
.drawer-scrim.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;right:0;
  height:100%;
  width:100%;
  max-width:100%;
  background:linear-gradient(165deg,#0A1424 0%,#070E1A 62%,#0C1626 100%);
  z-index:200;
  transform:translateX(100%);
  transition:transform .32s var(--ease);
  display:flex;
  flex-direction:column;
  padding:28px 24px 32px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:34px;}
.drawer-brand{font-size:16px;font-weight:700;letter-spacing:.06em;color:var(--gold);}
.drawer-close{
  width:44px;height:44px;
  border-radius:50%;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  color:var(--text);
  font-size:18px;
  line-height:1;
  cursor:pointer;
  transition:border-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.drawer-close:hover{border-color:rgba(246,180,92,.55);color:var(--gold);transform:rotate(90deg);}
.drawer-body{
  max-width:960px;
  width:100%;
  margin:0 auto;
  flex:1;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.drawer-nav{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
  margin-bottom:36px;
}
.drawer-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:20px 22px;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  font-size:19px;
  font-weight:600;
  transition:border-color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease);
}
.drawer-link::after{content:"→";color:var(--muted);font-size:16px;transition:color .22s var(--ease),transform .22s var(--ease);}
.drawer-link:hover{border-color:rgba(246,180,92,.5);background:rgba(246,180,92,.09);color:var(--gold);transform:translateY(-2px);}
.drawer-link:hover::after{color:var(--gold);transform:translateX(4px);}
.drawer-link.active{border-color:rgba(87,217,192,.45);color:var(--jade);}
.drawer-sub{
  display:flex;flex-wrap:wrap;gap:10px;
  padding-top:26px;
  border-top:1px solid var(--line-soft);
  margin-bottom:32px;
}
.drawer-sub a{
  padding:9px 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  font-size:14px;
  color:var(--text-2);
  transition:border-color .22s var(--ease),color .22s var(--ease);
}
.drawer-sub a:hover{border-color:rgba(87,217,192,.5);color:var(--jade);}
.drawer-foot{
  padding-top:22px;
  border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
}
.drawer-foot p{font-size:12px;color:var(--muted);letter-spacing:.08em;margin:0;}

/* ===== 通用板块 ===== */
main{padding-top:var(--header-h);}
.section{padding:96px 0;position:relative;}
.section--alt{background:var(--bg-1);}
.section--band{background:var(--bg-2);}
.section + .section{border-top:1px solid var(--line-soft);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;
  border-radius:8px;
  border:1px solid rgba(246,180,92,.35);
  background:rgba(246,180,92,.09);
  color:var(--gold);
  font-size:12px;
  letter-spacing:.14em;
  margin-bottom:18px;
}
.eyebrow--jade{border-color:rgba(87,217,192,.35);background:rgba(87,217,192,.09);color:var(--jade);}
.section-head p{color:var(--text-2);font-size:15.5px;margin-top:14px;max-width:44em;}
.section-head.center p{margin-left:auto;margin-right:auto;}

/* ===== Hero ===== */
.hero{
  position:relative;
  overflow:hidden;
  padding:84px 0 0;
  background:var(--bg-0);
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/b3597c31942d6a57.webp');
  background-size:cover;
  background-position:center 30%;
  opacity:.34;
  filter:saturate(.85) contrast(1.05);
}
.hero-bg::after{
  content:"";
  position:absolute;inset:0;
  background:
    radial-gradient(700px 380px at 22% 12%,rgba(246,180,92,.20),transparent 68%),
    radial-gradient(620px 420px at 82% 78%,rgba(87,217,192,.14),transparent 70%),
    linear-gradient(180deg,rgba(7,14,26,.72) 0%,rgba(7,14,26,.88) 58%,var(--bg-0) 100%);
}
.hero-inner{
  position:relative;
  z-index:2;
  text-align:center;
  padding-bottom:76px;
}
.tier-row{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:center;
  margin-bottom:26px;
}
.tier-chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 16px;
  border-radius:var(--r-pill);
  font-size:12.5px;
  letter-spacing:.08em;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.05);
  color:var(--text-2);
}
.tier-chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--muted);}
.tier-chip--jade{border-color:rgba(87,217,192,.42);color:var(--jade);}
.tier-chip--jade::before{background:var(--jade);}
.tier-chip--gold{border-color:rgba(246,180,92,.5);color:var(--gold);background:rgba(246,180,92,.10);}
.tier-chip--gold::before{background:var(--gold);}
.hero h1{
  font-size:clamp(28px,4.2vw,52px);
  line-height:1.28;
  margin:0 auto 22px;
  max-width:15em;
  background:linear-gradient(120deg,#FFFFFF 0%,#FFE6C2 46%,#F6B45C 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-copy{
  max-width:760px;
  margin:0 auto 34px;
  color:var(--text-2);
  font-size:16px;
}
.hero-actions{
  display:flex;flex-wrap:wrap;gap:14px;justify-content:center;
  margin-bottom:56px;
}
.hero-figures{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  background:var(--line-soft);
  border:1px solid var(--line-soft);
  border-radius:var(--r-md);
  overflow:hidden;
  max-width:920px;
  margin:0 auto;
}
.hero-figures li{
  background:rgba(255,255,255,.035);
  padding:22px 14px;
  text-align:center;
}
.hero-figures strong{
  display:block;
  font-size:clamp(22px,2.4vw,30px);
  color:var(--jade);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
.hero-figures span{font-size:13px;color:var(--muted);}

/* ===== KPI 看板 ===== */
.kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.kpi-card{
  padding:26px 22px;
  border-radius:var(--r-md);
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-soft);
  position:relative;
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.kpi-card::before{
  content:"";position:absolute;top:0;left:18px;right:18px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.32),transparent);
}
.kpi-card:hover{transform:translateY(-4px);border-color:rgba(246,180,92,.38);box-shadow:var(--shadow),0 0 0 1px rgba(246,180,92,.18);}
.kpi-label{font-size:13px;color:var(--muted);letter-spacing:.06em;}
.kpi-num{
  display:block;
  font-size:clamp(26px,3vw,36px);
  font-weight:700;
  color:var(--text);
  font-variant-numeric:tabular-nums;
  margin:6px 0 12px;
}
.kpi-num em{font-style:normal;font-size:14px;color:var(--jade);margin-left:8px;}
.kpi-bar{height:6px;border-radius:var(--r-pill);background:rgba(255,255,255,.09);overflow:hidden;}
.kpi-bar i{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--gold),#ffd79b);}
.kpi-bar--jade i{background:linear-gradient(90deg,var(--jade),#9cf0e3);}
.kpi-note{font-size:12.5px;color:var(--muted);margin-top:12px;}

/* ===== Tabs 通用 ===== */
.tabs{border:0;background:transparent;margin-bottom:30px;}
.tabs-title{float:none;display:inline-block;}
.tabs-title > a{
  display:inline-flex;align-items:center;
  padding:11px 24px;
  margin-right:10px;
  border-radius:var(--r-pill);
  font-size:14.5px;
  color:var(--text-2);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  transition:all .22s var(--ease);
}
.tabs-title > a:hover{color:var(--gold);border-color:rgba(246,180,92,.45);}
.tabs-title > a[aria-selected="true"]{
  background:rgba(246,180,92,.14);
  border-color:rgba(246,180,92,.52);
  color:var(--gold);
}
.tabs-panel{padding:0;background:transparent;}
.tabs-panel[aria-hidden="true"]{display:none;}
.tabs-panel[aria-hidden="false"]{display:block;}

/* ===== 服务矩阵 ===== */
.matrix-grid{
  display:grid;
  grid-template-columns:3fr 2fr;
  gap:20px;
}
.matrix-main{
  padding:34px 32px;
  border-radius:var(--r-lg);
  background:linear-gradient(150deg,rgba(246,180,92,.10),rgba(255,255,255,.045) 46%,rgba(87,217,192,.07));
  border:1px solid rgba(246,180,92,.26);
  box-shadow:var(--shadow);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
}
.matrix-main h3{margin-bottom:14px;font-size:22px;}
.matrix-main p{color:var(--text-2);font-size:15px;}
.matrix-list{margin-top:22px;display:grid;gap:10px;}
.matrix-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14.5px;color:var(--text-2);
}
.matrix-list li::before{
  content:"";flex:none;width:7px;height:7px;margin-top:9px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 0 3px rgba(246,180,92,.16);
}
.matrix-side{display:grid;gap:20px;}
.matrix-card{
  padding:24px;
  border-radius:var(--r-md);
  background:var(--glass);
  border:1px solid var(--line);
  box-shadow:var(--shadow-soft);
  transition:transform .26s var(--ease),border-color .26s var(--ease);
}
.matrix-card:hover{transform:translateY(-4px);border-color:rgba(87,217,192,.4);}
.matrix-card h4{font-size:17px;margin-bottom:10px;color:var(--text);}
.matrix-card p{font-size:14px;color:var(--muted);}

/* ===== 场景错位卡 ===== */
.scene-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;}
.scene-card{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  background:rgba(255,255,255,.045);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-soft);
  display:flex;
  flex-direction:column;
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.scene-card:hover{transform:translateY(-4px);border-color:rgba(246,180,92,.38);box-shadow:var(--shadow),0 0 0 1px rgba(246,180,92,.16);}
.scene-media{position:relative;overflow:hidden;}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.scene-card:hover .scene-media img{transform:scale(1.03);}
.scene-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,14,26,0) 34%,rgba(7,14,26,.78) 100%);
}
.scene-body{padding:20px 22px 24px;}
.scene-body h3{font-size:19px;margin-bottom:10px;}
.scene-body p{font-size:14px;color:var(--text-2);}
.scene-tag{
  display:inline-block;
  padding:3px 11px;
  border-radius:var(--r-pill);
  font-size:12px;
  color:var(--jade);
  border:1px solid rgba(87,217,192,.38);
  background:rgba(87,217,192,.10);
  margin-bottom:12px;
}
.scene-card--wide{grid-column:span 6;}
.scene-card--third{grid-column:span 3;}
.scene-card--fourth{grid-column:span 4;}
.scene-card--wide .scene-media{aspect-ratio:16/9;}
.scene-card--third .scene-media,
.scene-card--fourth .scene-media{aspect-ratio:4/3;}

/* ===== 界面演示 ===== */
.demo-wrap{
  padding:28px;
  border-radius:var(--r-lg);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
}
.demo-stage{
  display:grid;
  grid-template-columns:1.7fr 1fr;
  gap:24px;
  align-items:end;
}
.demo-shot{
  border-radius:var(--r-sm);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  background:var(--bg-1);
}
.demo-shot img{width:100%;height:100%;object-fit:cover;}
.demo-shot--desktop{aspect-ratio:16/9;}
.demo-shot--mobile{aspect-ratio:9/19;max-width:300px;margin-left:auto;}
.demo-caption{margin-top:22px;font-size:14px;color:var(--muted);text-align:center;}

/* ===== 对比 ===== */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.compare-col{
  padding:30px 28px;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
}
.compare-col--hi{
  border-color:rgba(246,180,92,.42);
  background:linear-gradient(160deg,rgba(246,180,92,.12),rgba(255,255,255,.04) 58%);
  box-shadow:var(--shadow);
}
.compare-col h3{font-size:19px;margin-bottom:18px;display:flex;align-items:center;gap:10px;}
.compare-col h3 span{
  font-size:12px;padding:3px 10px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--muted);font-weight:400;
}
.compare-col--hi h3 span{border-color:rgba(246,180,92,.5);color:var(--gold);background:rgba(246,180,92,.12);}
.compare-col li{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;
  border-bottom:1px dashed rgba(255,255,255,.07);
  font-size:14.5px;color:var(--text-2);
}
.compare-col li:last-child{border-bottom:0;}
.compare-col li::before{
  content:"·";flex:none;width:20px;height:20px;border-radius:50%;
  display:grid;place-items:center;
  font-size:16px;line-height:1;margin-top:5px;
  background:rgba(255,255,255,.07);color:var(--muted);
}
.compare-col--hi li::before{content:"✓";font-size:11px;background:rgba(87,217,192,.16);color:var(--jade);}

/* ===== 里程碑 ===== */
.timeline{position:relative;padding-left:0;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.timeline-item{
  padding:26px 22px;
  border-radius:var(--r-md);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  position:relative;
  transition:border-color .26s var(--ease),transform .26s var(--ease);
}
.timeline-item:hover{border-color:rgba(87,217,192,.4);transform:translateY(-4px);}
.timeline-item .tl-num{
  font-size:13px;letter-spacing:.16em;color:var(--gold);
  font-variant-numeric:tabular-nums;
}
.timeline-item h4{font-size:17px;margin:10px 0 8px;}
.timeline-item p{font-size:13.5px;color:var(--muted);}
.timeline-item::after{
  content:"";position:absolute;right:-20px;top:50%;width:20px;height:1px;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.28) 0 4px,transparent 4px 8px);
}
.timeline-item:last-child::after{display:none;}

/* ===== 案例编号列表 ===== */
.case-list{border-top:1px solid var(--line-soft);}
.case-row{
  display:grid;
  grid-template-columns:70px 1fr auto;
  gap:22px;
  align-items:center;
  padding:24px 18px;
  border-bottom:1px solid var(--line-soft);
  transition:background .22s var(--ease);
}
.case-row:hover{background:rgba(255,255,255,.045);}
.case-num{
  font-size:22px;font-weight:700;color:var(--gold);
  font-variant-numeric:tabular-nums;letter-spacing:.04em;
}
.case-title{font-size:17px;font-weight:600;margin-bottom:6px;}
.case-desc{font-size:14px;color:var(--muted);}
.case-metric{
  padding:6px 16px;border-radius:var(--r-pill);
  border:1px solid rgba(87,217,192,.4);
  color:var(--jade);font-size:13px;
  white-space:nowrap;
  font-variant-numeric:tabular-nums;
}

/* ===== 价格 ===== */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch;}
.price-card{
  display:flex;flex-direction:column;
  padding:32px 26px;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.price-card:hover{transform:translateY(-4px);border-color:rgba(246,180,92,.34);}
.price-card--hi{
  border-color:rgba(246,180,92,.55);
  background:linear-gradient(165deg,rgba(246,180,92,.14),rgba(255,255,255,.045) 55%);
  box-shadow:var(--shadow),0 0 0 1px rgba(246,180,92,.2);
  position:relative;
}
.price-flag{
  position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  padding:4px 16px;border-radius:var(--r-pill);
  background:var(--gold);color:#141008;
  font-size:12px;font-weight:700;letter-spacing:.1em;
}
.price-name{font-size:17px;font-weight:700;}
.price-sub{font-size:13px;color:var(--muted);margin-top:6px;}
.price-amount{
  display:flex;align-items:baseline;gap:6px;
  margin:20px 0 6px;
  font-variant-numeric:tabular-nums;
}
.price-amount strong{font-size:38px;line-height:1;color:var(--text);}
.price-card--hi .price-amount strong{color:var(--gold);}
.price-amount span{font-size:13.5px;color:var(--muted);}
.price-cycle{font-size:12.5px;color:var(--muted);margin-bottom:22px;}
.price-feats{display:grid;gap:11px;margin-bottom:26px;flex:1;}
.price-feats li{display:flex;gap:10px;font-size:14px;color:var(--text-2);}
.price-feats li::before{
  content:"✓";flex:none;width:18px;height:18px;border-radius:50%;
  display:grid;place-items:center;font-size:10px;margin-top:4px;
  background:rgba(87,217,192,.16);color:var(--jade);
}
.price-note{text-align:center;font-size:13px;color:var(--muted);margin-top:26px;}

/* ===== 评价墙 ===== */
.quote-wall{columns:2;column-gap:22px;}
.quote-card{
  break-inside:avoid;
  margin-bottom:22px;
  padding:24px 24px 22px;
  border-radius:var(--r-md);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  transition:transform .26s var(--ease),border-color .26s var(--ease);
}
.quote-card:hover{transform:translateY(-3px);border-color:rgba(246,180,92,.35);}
.quote-stars{color:var(--gold);letter-spacing:.24em;font-size:13px;margin-bottom:12px;}
.quote-text{font-size:14.6px;color:var(--text-2);line-height:1.85;}
.quote-meta{display:flex;align-items:center;gap:10px;margin-top:16px;}
.quote-avatar{
  width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(246,180,92,.35),rgba(87,217,192,.25));
  color:#0A1424;font-size:13px;font-weight:700;
}
.quote-name{font-size:14px;font-weight:600;}
.quote-role{font-size:12px;color:var(--muted);}

/* ===== 数据条 ===== */
.social-band{
  background:linear-gradient(120deg,#0A1424,#12203A 55%,#0A1424);
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
  padding:56px 0;
}
.social-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:1px;background:rgba(255,255,255,.07);
}
.social-item{background:transparent;padding:8px 24px;text-align:center;}
.social-item strong{
  display:block;font-size:clamp(24px,3vw,34px);
  color:var(--gold);font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.social-item span{font-size:13px;color:var(--muted);}

/* ===== 资讯列表 ===== */
.news-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;}
.news-lead{
  display:flex;flex-direction:column;
  border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);
  background:rgba(255,255,255,.045);
  transition:transform .26s var(--ease),border-color .26s var(--ease);
}
.news-lead:hover{transform:translateY(-4px);border-color:rgba(246,180,92,.4);}
.news-lead .news-thumb{aspect-ratio:16/9;overflow:hidden;}
.news-lead .news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.news-lead:hover .news-thumb img{transform:scale(1.04);}
.news-lead-body{padding:24px 26px 28px;}
.news-lead-body h3{font-size:21px;margin-bottom:12px;}
.news-lead-body p{font-size:14.5px;color:var(--text-2);}
.news-side{display:grid;gap:14px;align-content:start;}
.news-mini{
  display:grid;grid-template-columns:96px 1fr;gap:16px;
  padding:14px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:rgba(255,255,255,.035);
  transition:border-color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease);
}
.news-mini:hover{border-color:rgba(87,217,192,.4);background:rgba(255,255,255,.06);transform:translateY(-2px);}
.news-mini .news-thumb{aspect-ratio:4/3;border-radius:10px;overflow:hidden;}
.news-mini .news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-mini h4{font-size:15px;line-height:1.55;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12.5px;color:var(--muted);margin-top:auto;}
.badge{
  display:inline-block;padding:2px 11px;border-radius:var(--r-pill);
  font-size:12px;line-height:1.7;border:1px solid var(--line);color:var(--text-2);
}
.badge--jade{border-color:rgba(87,217,192,.42);color:var(--jade);background:rgba(87,217,192,.10);}
.badge--gold{border-color:rgba(246,180,92,.45);color:var(--gold);background:rgba(246,180,92,.10);}
.news-head-row{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:34px;flex-wrap:wrap;
}
.news-head-row .section-head{margin-bottom:0;}
.link-more{
  font-size:14px;color:var(--gold);
  border-bottom:1px solid rgba(246,180,92,.45);
  padding-bottom:2px;
  transition:border-color .22s var(--ease),color .22s var(--ease);
}
.link-more:hover{color:#ffd79b;border-color:#ffd79b;}
.empty-state{
  padding:64px 24px;text-align:center;
  border-radius:var(--r-lg);
  border:1px dashed rgba(255,255,255,.16);
  background:rgba(255,255,255,.025);
}
.empty-icon{
  width:54px;height:54px;margin:0 auto 18px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;
  color:var(--muted);font-size:22px;
}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:20px;}

/* ===== 频道入口 ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.channel-card{
  display:flex;flex-direction:column;justify-content:space-between;
  padding:28px 26px;
  min-height:180px;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(87,217,192,.09),rgba(255,255,255,.035) 60%);
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.channel-card:hover{transform:translateY(-4px);border-color:rgba(87,217,192,.5);box-shadow:var(--shadow);}
.channel-card h3{font-size:19px;margin-bottom:8px;}
.channel-card p{font-size:13.5px;color:var(--muted);}
.channel-foot{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:22px;font-size:13px;color:var(--jade);
}
.channel-foot .arrow{font-size:16px;transition:transform .22s var(--ease);}
.channel-card:hover .channel-foot .arrow{transform:translateX(6px);}

/* ===== 流程 ===== */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;}
.flow-step{padding:0 20px;position:relative;}
.flow-step::after{
  content:"";position:absolute;top:23px;right:0;width:calc(100% - 56px);
  border-top:1px dashed rgba(255,255,255,.2);
  transform:translateX(28px);
}
.flow-step:last-child::after{display:none;}
.flow-dot{
  width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;
  border:1px solid rgba(246,180,92,.5);
  background:rgba(246,180,92,.12);
  color:var(--gold);font-weight:700;
  font-variant-numeric:tabular-nums;
  margin-bottom:18px;
}
.flow-step h4{font-size:17px;margin-bottom:8px;}
.flow-step p{font-size:13.5px;color:var(--muted);}
.flow-cta{margin-top:44px;text-align:center;}

/* ===== 规范 ===== */
.rules-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:start;}
.rules-left h2{margin-bottom:16px;}
.rules-left p{color:var(--text-2);font-size:15px;}
.rules-list{display:grid;gap:0;}
.rule-item{
  display:grid;grid-template-columns:44px 1fr;gap:18px;
  padding:20px 0;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.rule-item:last-child{border-bottom:0;}
.rule-num{
  font-size:15px;font-weight:700;color:var(--gold);
  font-variant-numeric:tabular-nums;letter-spacing:.08em;
}
.rule-item h4{font-size:16px;margin-bottom:6px;}
.rule-item p{font-size:13.8px;color:var(--muted);}

/* ===== FAQ ===== */
.accordion{border:0;background:transparent;margin:0;}
.accordion-item{
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:var(--r-sm) !important;
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .22s var(--ease);
}
.accordion-item:hover{border-color:rgba(246,180,92,.34);}
.accordion-item.is-active{border-color:rgba(246,180,92,.44);}
.accordion-title{
  display:block;
  padding:18px 54px 18px 22px;
  font-size:15.5px;
  font-weight:600;
  color:var(--text);
  background:transparent;
  border:0;
  position:relative;
  transition:color .22s var(--ease);
}
.accordion-title::before{
  content:"+";
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;line-height:1;color:var(--gold);font-weight:400;
  transition:transform .28s var(--ease);
}
.accordion-item.is-active .accordion-title{color:var(--gold);}
.accordion-item.is-active .accordion-title::before{content:"−";}
.accordion-content{
  padding:0 22px 20px 24px;
  font-size:14.4px;
  color:var(--text-2);
  background:transparent;
  border:0;
  border-left:2px solid transparent;
}
.accordion-item.is-active .accordion-content{border-left:2px solid rgba(246,180,92,.65);}
.accordion-content p{margin:0;}

/* ===== CTA 收尾 ===== */
.cta-section{padding:96px 0;}
.cta-card{
  position:relative;
  overflow:hidden;
  text-align:center;
  padding:72px 32px;
  border-radius:var(--r-lg);
  border:1px solid rgba(246,180,92,.28);
  background:
    radial-gradient(620px 300px at 50% 0%,rgba(246,180,92,.20),transparent 70%),
    linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.025));
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow);
}
.cta-card::before{
  content:"";
  position:absolute;inset:0;
  background-image:
    repeating-linear-gradient(90deg,rgba(255,255,255,.05) 0 1px,transparent 1px 46px),
    repeating-linear-gradient(0deg,rgba(255,255,255,.05) 0 1px,transparent 1px 46px);
  opacity:.5;
  pointer-events:none;
}
.cta-card > *{position:relative;z-index:2;}
.cta-card h2{max-width:20em;margin:0 auto 16px;}
.cta-card p{max-width:640px;margin:0 auto 32px;color:var(--text-2);font-size:15.5px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.cta-hint{margin-top:22px;font-size:12.5px;color:var(--muted);}

/* ===== 页脚 ===== */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line-soft);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand-main{font-size:18px;}
.footer-brand p{font-size:13.5px;color:var(--muted);margin-top:14px;max-width:26em;}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:16px;letter-spacing:.06em;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:13.5px;color:var(--muted);}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{
  border-top:1px solid var(--line-soft);
  padding:22px 0;
  display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--muted);
}
.footer-bottom a{color:var(--muted);}
.footer-bottom a:hover{color:var(--gold);}

/* ===== 入场动画 ===== */
.reveal{opacity:0;transform:translateY(12px);}
.reveal.in{opacity:1;transform:none;transition:opacity .48s var(--ease),transform .48s var(--ease);}

/* ===== 响应式 ===== */
@media screen and (max-width:1199px){
  .section{padding:80px 0;}
  .kpi-grid{grid-template-columns:repeat(2,1fr);}
  .scene-card--wide{grid-column:span 7;}
  .scene-card--third{grid-column:span 5;}
  .channel-grid{grid-template-columns:repeat(2,1fr);}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .timeline-item::after{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media screen and (max-width:991px){
  :root{--header-h:72px;}
  .section{padding:72px 0;}
  .hero{padding-top:52px;}
  .hero-figures{grid-template-columns:repeat(2,1fr);}
  .matrix-grid{grid-template-columns:1fr;}
  .demo-stage{grid-template-columns:1fr;}
  .demo-shot--mobile{max-width:240px;margin:0 auto;}
  .compare-grid{grid-template-columns:1fr;}
  .price-grid{grid-template-columns:1fr;max-width:520px;margin:0 auto;}
  .price-card--hi{order:-1;}
  .quote-wall{columns:1;}
  .news-grid{grid-template-columns:1fr;}
  .social-grid{grid-template-columns:repeat(2,1fr);}
  .social-item{padding:14px 12px;}
  .rules-grid{grid-template-columns:1fr;gap:28px;}
  .flow{grid-template-columns:repeat(2,1fr);gap:32px 0;}
  .flow-step::after{display:none;}
  .scene-card--wide,.scene-card--third,.scene-card--fourth{grid-column:span 6;}
  .case-row{grid-template-columns:52px 1fr;gap:14px;}
  .case-metric{grid-column:2;justify-self:start;}
  .cta-card{padding:52px 22px;}
  .cta-section{padding:72px 0;}
}
@media screen and (max-width:767px){
  :root{--header-h:60px;}
  .grid-container,.container{padding-left:18px;padding-right:18px;}
  .section{padding:56px 0;}
  .brand-mark{width:34px;height:34px;border-radius:10px;}
  .brand-main{font-size:15px;}
  .brand-sub{font-size:10px;letter-spacing:.1em;}
  .header-cta{display:none;}
  .drawer-nav{grid-template-columns:1fr;}
  .drawer-link{font-size:16.5px;padding:16px 18px;}
  .hero-inner{padding-bottom:52px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-figures{grid-template-columns:repeat(2,1fr);}
  .scene-card--wide,.scene-card--third,.scene-card--fourth{grid-column:span 12;}
  .scene-card--wide .scene-media{aspect-ratio:16/10;}
  .kpi-grid{grid-template-columns:1fr;}
  .channel-grid{grid-template-columns:1fr;}
  .timeline{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;gap:26px;}
  .social-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .news-mini{grid-template-columns:82px 1fr;}
  .tabs-title{display:block;width:100%;}
  .tabs-title > a{display:flex;width:100%;justify-content:center;margin:0 0 8px;}
  .accordion-title{font-size:14.6px;padding-right:46px;}
  .cta-card{padding:44px 18px;}
  .drawer-foot{flex-direction:column;align-items:stretch;}
  .drawer-foot .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --bg-0:#070E1A;
  --bg-1:#0C1626;
  --bg-2:#12203A;
  --gold:#F6B45C;
  --gold-soft:rgba(246,180,92,.14);
  --jade:#57D9C0;
  --jade-soft:rgba(87,217,192,.14);
  --text:#E8EDF6;
  --text-2:#BCC8DA;
  --muted:#8C9BB2;
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.06);
  --glass:rgba(255,255,255,.055);
  --r-xs:10px;
  --r-sm:14px;
  --r-md:18px;
  --r-lg:22px;
  --r-pill:999px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --shadow-soft:0 12px 34px rgba(0,0,0,.30);
  --ease:cubic-bezier(.22,.8,.28,1);
  --header-h:72px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--text);text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--gold);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--jade);outline-offset:2px;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em;line-height:1.35;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}

/* ===== 顶栏 ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;height:var(--header-h);z-index:120;
  display:flex;align-items:center;
  background:rgba(7,14,26,.55);
  backdrop-filter:blur(10px) saturate(120%);
  -webkit-backdrop-filter:blur(10px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease);
}
.site-header.scrolled{background:rgba(7,14,26,.90);border-bottom-color:var(--line-soft);}
.header-inner{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:40px;height:40px;flex:none;display:grid;place-items:center;
  border:1px solid rgba(246,180,92,.45);border-radius:12px;
  background:linear-gradient(160deg,rgba(246,180,92,.18),rgba(246,180,92,.02));
  color:var(--gold);
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-main{font-size:17px;font-weight:700;letter-spacing:.04em;color:var(--text);}
.brand-dot{color:var(--gold);margin:0 2px;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.14em;margin-top:3px;}
.header-actions{display:flex;align-items:center;gap:10px;}
.hamburger{
  width:44px;height:44px;display:inline-flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:12px;cursor:pointer;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.hamburger:hover{border-color:rgba(246,180,92,.5);background:rgba(246,180,92,.10);}
.hamburger span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:background .22s var(--ease);}
.hamburger:hover span{background:var(--gold);}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .24s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.btn-gold{background:var(--gold);color:#141008;box-shadow:0 8px 30px rgba(246,180,92,.32);}
.btn-gold:hover{color:#141008;background:#ffc274;transform:translateY(-1px);box-shadow:0 10px 40px rgba(246,180,92,.44);}
.btn-gold:active{transform:translateY(1px);box-shadow:0 5px 18px rgba(246,180,92,.34);}
.btn-ghost{background:rgba(255,255,255,.045);color:var(--text);border-color:rgba(255,255,255,.16);}
.btn-ghost:hover{color:var(--gold);border-color:rgba(246,180,92,.55);background:rgba(246,180,92,.09);}
.btn-outline{background:transparent;border-color:rgba(246,180,92,.48);color:var(--gold);}
.btn-outline:hover{background:rgba(246,180,92,.12);color:#ffcf92;}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
.btn-lg{min-height:52px;padding:0 30px;font-size:16px;}
.btn[disabled],.btn.is-disabled{opacity:.42;cursor:not-allowed;pointer-events:none;box-shadow:none;}

/* ===== 全屏抽屉 ===== */
.drawer-scrim{
  position:fixed;inset:0;background:rgba(4,8,16,.65);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  opacity:0;visibility:hidden;transition:opacity .32s var(--ease),visibility .32s var(--ease);z-index:190;
}
.drawer-scrim.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:100%;
  background:linear-gradient(165deg,#0A1424 0%,#070E1A 62%,#0C1626 100%);
  z-index:200;transform:translateX(100%);
  transition:transform .32s var(--ease);
  display:flex;flex-direction:column;padding:28px 24px 32px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:34px;}
.drawer-brand{font-size:16px;font-weight:700;letter-spacing:.06em;color:var(--gold);}
.drawer-close{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--line);
  background:rgba(255,255,255,.05);color:var(--text);font-size:18px;line-height:1;cursor:pointer;
  transition:border-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.drawer-close:hover{border-color:rgba(246,180,92,.55);color:var(--gold);transform:rotate(90deg);}
.drawer-body{max-width:960px;width:100%;margin:0 auto;flex:1;display:flex;flex-direction:column;justify-content:center;}
.drawer-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-bottom:32px;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:20px 22px;border-radius:var(--r-md);border:1px solid var(--line);
  background:rgba(255,255,255,.04);font-size:17px;font-weight:600;
  transition:border-color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease);
}
.drawer-link small{display:block;font-size:12px;font-weight:400;color:var(--muted);letter-spacing:.04em;margin-top:4px;}
.drawer-link:hover{color:var(--text);border-color:rgba(246,180,92,.42);background:rgba(246,180,92,.09);transform:translateY(-2px);}
.drawer-link.is-active{border-color:rgba(246,180,92,.55);box-shadow:0 0 0 1px rgba(246,180,92,.30) inset;}
.drawer-link .arrow{color:var(--gold);font-size:15px;}
.drawer-sub{display:flex;flex-wrap:wrap;gap:10px 22px;padding-top:22px;border-top:1px solid var(--line-soft);}
.drawer-sub a{font-size:14px;color:var(--text-2);}
.drawer-sub a:hover{color:var(--gold);}
.drawer-foot{margin-top:30px;padding-top:20px;border-top:1px solid var(--line-soft);font-size:12.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;}

/* ===== 通用板块 ===== */
.section{padding:88px 0;position:relative;}
.section--alt{background:var(--bg-1);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.section--deep{background:var(--bg-2);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.18em;color:var(--gold);
  padding:6px 12px;border-radius:8px;
  border:1px solid rgba(246,180,92,.30);background:rgba(246,180,92,.08);
  margin-bottom:18px;
}
.section-title{font-size:clamp(24px,2.6vw,32px);margin-bottom:12px;}
.section-desc{color:var(--text-2);font-size:15.5px;max-width:760px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 12px;border-radius:var(--r-pill);
  font-size:12.5px;line-height:1.9;letter-spacing:.03em;
  border:1px solid var(--line);background:rgba(255,255,255,.05);color:var(--text-2);
}
.badge--jade{color:var(--jade);border-color:rgba(87,217,192,.35);background:var(--jade-soft);}
.badge--gold{color:var(--gold);border-color:rgba(246,180,92,.38);background:var(--gold-soft);}

/* ===== 文章页主体 ===== */
.article-main{padding-top:calc(var(--header-h) + 44px);padding-bottom:0;}
.article-hero{padding-bottom:34px;}
.article-hero .kicker{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px;}
.article-h1{
  font-size:clamp(26px,3.6vw,42px);
  line-height:1.35;
  letter-spacing:.01em;
  max-width:960px;
  word-break:break-word;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  margin-top:22px;font-size:13.5px;color:var(--muted);
  padding-bottom:22px;border-bottom:1px solid var(--line-soft);
}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.article-meta .dot-sep{color:rgba(255,255,255,.22);}

/* 面包屑 */
.crumb-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13.5px;color:var(--muted);
  background:rgba(255,255,255,.035);
  border:1px solid var(--line-soft);
  border-radius:var(--r-pill);
  padding:9px 20px;
  margin-bottom:34px;
}
.crumb-bar a{color:var(--text-2);}
.crumb-bar a:hover{color:var(--gold);}
.crumb-bar .sep{color:rgba(255,255,255,.24);}
.crumb-bar .current{
  color:var(--muted);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* 导语卡 */
.lead-card{
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-soft);
  padding:28px 30px 26px;
  margin-bottom:44px;
  position:relative;
  overflow:hidden;
}
.lead-card::before{
  content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;
  background:linear-gradient(180deg,var(--gold),rgba(246,180,92,.15));
  border-radius:3px;
}
.lead-card h2{font-size:16px;color:var(--gold);letter-spacing:.1em;margin-bottom:14px;}
.lead-card p{color:var(--text-2);font-size:15.5px;line-height:1.9;}
.lead-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.lead-points span{
  font-size:13px;color:var(--jade);
  border:1px solid rgba(87,217,192,.28);
  background:var(--jade-soft);
  border-radius:var(--r-pill);
  padding:4px 14px;
}

/* 两栏阅读布局 */
.read-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:48px;
  align-items:start;
  padding-bottom:20px;
}
.read-main{max-width:760px;width:100%;}
.article-content{
  font-size:16.5px;
  line-height:1.9;
  color:var(--text-2);
  word-break:break-word;
}
.article-content p{margin:0 0 1.2em;}
.article-content h2{
  font-size:clamp(21px,2.2vw,26px);
  color:var(--text);
  margin:2em 0 .8em;
  padding-left:14px;
  border-left:3px solid var(--gold);
  line-height:1.5;
}
.article-content h3{
  font-size:19px;color:var(--text);margin:1.7em 0 .7em;
}
.article-content h4{font-size:17px;color:var(--text);margin:1.5em 0 .6em;}
.article-content a{color:var(--jade);text-decoration:underline;text-underline-offset:3px;}
.article-content a:hover{color:var(--gold);}
.article-content ul,.article-content ol{margin:0 0 1.3em;padding-left:0;}
.article-content ul li,.article-content ol li{
  position:relative;padding-left:22px;margin-bottom:.62em;
}
.article-content ul li::before{
  content:"";position:absolute;left:4px;top:.78em;width:6px;height:6px;border-radius:50%;
  background:var(--gold);
}
.article-content ol{counter-reset:ac;}
.article-content ol li{counter-increment:ac;}
.article-content ol li::before{
  content:counter(ac,decimal-leading-zero);
  position:absolute;left:0;top:0;color:var(--gold);font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.article-content blockquote{
  margin:1.6em 0;padding:18px 24px;
  border-left:3px solid var(--gold);
  background:rgba(246,180,92,.07);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  font-style:italic;color:var(--text);
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  margin:1.6em auto;
  box-shadow:var(--shadow-soft);
  transition:transform .32s var(--ease);
}
.article-content img:hover{transform:scale(1.015);}
.article-content figure{margin:1.6em 0;}
.article-content figcaption{
  font-size:13px;color:var(--muted);text-align:center;margin-top:10px;
}
.article-content table{
  width:100%;border-collapse:separate;border-spacing:0;
  margin:1.6em 0;font-size:14.5px;
  border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;
}
.article-content thead th{
  background:rgba(255,255,255,.07);color:var(--text);
  text-align:left;padding:12px 14px;font-weight:600;font-size:14px;
}
.article-content tbody td{
  padding:12px 14px;border-top:1px solid var(--line-soft);color:var(--text-2);
}
.article-content tbody tr:nth-child(even) td{background:rgba(255,255,255,.028);}
.article-content code{
  background:rgba(255,255,255,.08);border-radius:6px;padding:2px 7px;
  font-size:.92em;color:var(--jade);
}
.article-content pre{
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:16px 18px;overflow-x:auto;margin:1.6em 0;
}
.article-content pre code{background:none;padding:0;color:var(--text-2);}
.article-content hr{border:none;border-top:1px solid var(--line-soft);margin:2.2em 0;}

/* 侧栏 */
.read-side{position:sticky;top:calc(var(--header-h) + 24px);display:grid;gap:18px;}
.side-card{
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow-soft);
  padding:22px 22px 20px;
  transition:transform .28s var(--ease),border-color .28s var(--ease);
}
.side-card:hover{transform:translateY(-4px);border-color:rgba(246,180,92,.38);}
.side-card h3{font-size:15px;color:var(--text);margin-bottom:14px;letter-spacing:.05em;}
.side-card h3::before{
  content:"";display:inline-block;width:6px;height:6px;border-radius:50%;
  background:var(--gold);vertical-align:middle;margin-right:8px;
}
.side-card ul{display:grid;gap:11px;}
.side-card ul li a{font-size:14px;color:var(--text-2);display:block;line-height:1.7;}
.side-card ul li a:hover{color:var(--gold);}
.side-stat{display:flex;justify-content:space-between;align-items:baseline;font-size:13.5px;color:var(--muted);padding:8px 0;border-bottom:1px dashed var(--line-soft);}
.side-stat:last-child{border-bottom:none;}
.side-stat strong{color:var(--jade);font-size:17px;font-variant-numeric:tabular-nums;}
.side-note{font-size:13.5px;color:var(--muted);line-height:1.8;}

/* 信息条 */
.info-strip{
  margin-top:44px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line-soft);
  border-radius:var(--r-md);
  padding:20px 24px;
  display:flex;flex-wrap:wrap;gap:12px 34px;
  font-size:13.5px;color:var(--muted);
}
.info-strip strong{color:var(--text-2);font-weight:600;}

/* 相关推荐 */
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:34px;}
.rel-card{
  display:flex;flex-direction:column;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--shadow-soft);
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(246,180,92,.38);box-shadow:var(--shadow);}
.rel-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-2);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-body{padding:16px 18px 18px;}
.rel-body h3{font-size:15.5px;color:var(--text);line-height:1.55;margin-bottom:10px;}
.rel-card:hover .rel-body h3{color:var(--gold);}
.rel-time{font-size:12.5px;color:var(--muted);}

/* 上一篇下一篇 */
.pager{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:34px;}
.pager a{
  display:flex;align-items:center;gap:16px;
  padding:20px 24px;border-radius:var(--r-md);
  border:1px solid var(--line);background:rgba(255,255,255,.04);
  transition:border-color .26s var(--ease),transform .26s var(--ease),background .26s var(--ease);
}
.pager a:hover{border-color:rgba(246,180,92,.42);background:rgba(246,180,92,.08);transform:translateY(-3px);color:var(--text);}
.pager .pg-arrow{font-size:20px;color:var(--gold);line-height:1;}
.pager .pg-label{font-size:12.5px;color:var(--muted);letter-spacing:.1em;}
.pager .pg-title{font-size:15px;color:var(--text);margin-top:4px;}
.pager a.is-disabled{opacity:.40;pointer-events:none;}
.pager .pg-next{justify-content:flex-end;text-align:right;}

/* 底部 CTA */
.cta-band{
  position:relative;overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  background:
    radial-gradient(circle at 18% 30%,rgba(246,180,92,.16),transparent 55%),
    radial-gradient(circle at 82% 70%,rgba(87,217,192,.12),transparent 58%),
    linear-gradient(150deg,#0E1B2F,#0A1424 70%);
  box-shadow:var(--shadow);
  padding:52px 32px;
  text-align:center;
  margin:64px 0 0;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;opacity:.35;pointer-events:none;
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{font-size:clamp(23px,2.6vw,31px);margin-bottom:14px;}
.cta-band p{color:var(--text-2);font-size:15.5px;max-width:660px;margin:0 auto 26px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}
.cta-hint{margin-top:18px;font-size:13px;color:var(--muted);}
.back-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14.5px;color:var(--text-2);margin-top:26px;
  text-decoration:underline;text-underline-offset:4px;text-decoration-color:rgba(246,180,92,.5);
}
.back-link:hover{color:var(--gold);}

/* 空态 */
.empty-state{
  text-align:center;padding:64px 24px;
  border:1px dashed var(--line);border-radius:var(--r-lg);
  background:rgba(255,255,255,.03);
}
.empty-state .empty-icon{
  width:56px;height:56px;margin:0 auto 18px;
  display:grid;place-items:center;border-radius:16px;
  border:1px solid rgba(246,180,92,.35);background:var(--gold-soft);color:var(--gold);
}
.empty-state h2{font-size:20px;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:14.5px;margin-bottom:22px;}

/* 页脚 */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line-soft);padding:64px 0 0;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px;}
.footer-brand p{color:var(--muted);font-size:14px;margin-top:18px;line-height:1.85;max-width:360px;}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:16px;letter-spacing:.08em;}
.footer-col ul{display:grid;gap:11px;}
.footer-col ul li a{font-size:14px;color:var(--muted);}
.footer-col ul li a:hover{color:var(--gold);}
.footer-bottom{
  border-top:1px solid var(--line-soft);
  padding:22px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:var(--muted);
}
.footer-bottom a{color:var(--text-2);}
.footer-bottom a:hover{color:var(--gold);}

/* 响应式 */
@media screen and (max-width:1199px){
  .read-layout{grid-template-columns:minmax(0,1fr) 280px;gap:32px;}
  .rel-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px;}
}
@media screen and (max-width:991px){
  :root{--header-h:64px;}
  .section{padding:72px 0;}
  .read-layout{grid-template-columns:minmax(0,1fr);gap:36px;}
  .read-main{max-width:100%;}
  .read-side{position:static;grid-template-columns:repeat(2,minmax(0,1fr));display:grid;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media screen and (max-width:767px){
  :root{--header-h:60px;}
  .grid-container,.container{padding-left:18px;padding-right:18px;}
  .brand-mark{width:36px;height:36px;border-radius:10px;}
  .brand-main{font-size:15.5px;}
  .brand-sub{font-size:10px;letter-spacing:.08em;}
  .header-cta{display:none;}
  .section{padding:56px 0;}
  .article-main{padding-top:calc(var(--header-h) + 28px);}
  .article-meta{gap:8px 14px;font-size:12.5px;}
  .crumb-bar{font-size:12.5px;padding:8px 14px;}
  .crumb-bar .current{max-width:180px;}
  .lead-card{padding:22px 20px 20px;}
  .read-side{grid-template-columns:minmax(0,1fr);}
  .rel-grid{grid-template-columns:minmax(0,1fr);}
  .pager{grid-template-columns:minmax(0,1fr);}
  .pager .pg-next{justify-content:flex-start;text-align:left;}
  .cta-band{padding:38px 20px;margin-top:48px;}
  .cta-actions .btn{width:100%;}
  .drawer-nav{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px;}
  .article-content{font-size:16px;}
  .article-content table{font-size:13.5px;}
}
@media screen and (max-width:520px){
  .article-h1{font-size:23px;}
  .info-strip{gap:8px 18px;font-size:12.5px;padding:16px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
  --bg-0:#070E1A;
  --bg-1:#0C1626;
  --bg-2:#12203A;
  --gold:#F6B45C;
  --gold-soft:rgba(246,180,92,.14);
  --jade:#57D9C0;
  --jade-soft:rgba(87,217,192,.14);
  --text:#E8EDF6;
  --text-2:#BCC8DA;
  --muted:#8C9BB2;
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.06);
  --glass:rgba(255,255,255,.055);
  --r-xs:10px;
  --r-sm:14px;
  --r-md:18px;
  --r-lg:22px;
  --r-pill:999px;
  --shadow:0 20px 60px rgba(0,0,0,.45);
  --shadow-soft:0 12px 34px rgba(0,0,0,.30);
  --ease:cubic-bezier(.22,.8,.28,1);
  --header-h:72px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--text);text-decoration:none;transition:color .22s var(--ease);}
a:hover{color:var(--gold);}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em;line-height:1.35;color:var(--text);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--jade);outline-offset:2px;}
::selection{background:rgba(246,180,92,.28);color:#fff;}
/* ============ 容器 ============ */
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
/* ============ 顶栏 ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  height:var(--header-h);
  z-index:120;
  display:flex;
  align-items:center;
  background:rgba(7,14,26,.55);
  backdrop-filter:blur(10px) saturate(120%);
  -webkit-backdrop-filter:blur(10px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease);
}
.site-header.scrolled{background:rgba(7,14,26,.9);border-bottom-color:var(--line-soft);}
.header-inner{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);}
.brand-mark{
  width:40px;height:40px;flex:none;
  display:grid;place-items:center;
  border:1px solid rgba(246,180,92,.45);
  border-radius:12px;
  background:linear-gradient(160deg,rgba(246,180,92,.18),rgba(246,180,92,.02));
  color:var(--gold);
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-main{font-size:17px;font-weight:700;letter-spacing:.04em;color:var(--text);}
.brand-dot{color:var(--gold);margin:0 2px;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.16em;margin-top:3px;}
.header-actions{display:flex;align-items:center;gap:10px;}
.hamburger{
  width:44px;height:44px;
  display:inline-flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:12px;
  cursor:pointer;
  padding:0;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.hamburger:hover{border-color:rgba(246,180,92,.5);background:rgba(246,180,92,.10);}
.hamburger span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:background .22s var(--ease);}
.hamburger:hover span{background:var(--gold);}
/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .24s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
  text-align:center;
}
.btn-gold{background:var(--gold);color:#141008;box-shadow:0 8px 30px rgba(246,180,92,.32);}
.btn-gold:hover{color:#141008;background:#ffc274;transform:translateY(-1px);box-shadow:0 10px 40px rgba(246,180,92,.44);}
.btn-gold:active{transform:translateY(1px);box-shadow:0 5px 18px rgba(246,180,92,.34);}
.btn-ghost{background:rgba(255,255,255,.045);color:var(--text);border-color:rgba(255,255,255,.16);}
.btn-ghost:hover{color:var(--gold);border-color:rgba(246,180,92,.55);background:rgba(246,180,92,.09);}
.btn-outline{background:transparent;border-color:rgba(246,180,92,.48);color:var(--gold);}
.btn-outline:hover{background:rgba(246,180,92,.12);color:#ffcf92;}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
.btn-lg{min-height:52px;padding:0 30px;font-size:16px;}
.btn-block{width:100%;}
/* ============ 全屏抽屉 ============ */
.drawer-scrim{
  position:fixed;inset:0;
  background:rgba(4,8,16,.65);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  opacity:0;visibility:hidden;
  transition:opacity .32s var(--ease),visibility .32s var(--ease);
  z-index:190;
}
.drawer-scrim.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;right:0;
  height:100%;
  width:100%;
  background:linear-gradient(165deg,#0A1424 0%,#070E1A 62%,#0C1626 100%);
  z-index:200;
  transform:translateX(100%);
  transition:transform .32s var(--ease);
  display:flex;
  flex-direction:column;
  padding:28px 24px 32px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:34px;max-width:960px;width:100%;margin-left:auto;margin-right:auto;}
.drawer-brand{font-size:16px;font-weight:700;letter-spacing:.06em;color:var(--gold);}
.drawer-close{
  width:44px;height:44px;
  border-radius:50%;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  color:var(--text);
  font-size:16px;
  line-height:1;
  cursor:pointer;
  transition:border-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.drawer-close:hover{border-color:rgba(246,180,92,.55);color:var(--gold);transform:rotate(90deg);}
.drawer-body{max-width:960px;width:100%;margin:0 auto;flex:1;display:flex;flex-direction:column;justify-content:center;}
.drawer-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-bottom:34px;}
.drawer-link{
  display:flex;flex-direction:column;gap:6px;
  padding:22px 24px;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  transition:border-color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease);
}
.drawer-link:hover{border-color:rgba(246,180,92,.45);background:rgba(246,180,92,.08);transform:translateY(-3px);color:var(--text);}
.drawer-link.is-active{border-color:rgba(246,180,92,.55);background:rgba(246,180,92,.10);}
.drawer-link-title{font-size:19px;font-weight:700;color:var(--text);letter-spacing:.02em;}
.drawer-link-desc{font-size:13px;color:var(--muted);}
.drawer-sub{max-width:960px;width:100%;margin:0 auto;}
.drawer-sub h3{font-size:12px;letter-spacing:.2em;color:var(--muted);margin-bottom:14px;font-weight:600;}
.drawer-sub ul{display:flex;flex-wrap:wrap;gap:10px;}
.drawer-sub a{
  display:inline-flex;align-items:center;min-height:44px;
  padding:0 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);
  font-size:14px;color:var(--text-2);
  transition:border-color .22s var(--ease),color .22s var(--ease);
}
.drawer-sub a:hover{border-color:rgba(87,217,192,.5);color:var(--jade);}
.drawer-foot{max-width:960px;width:100%;margin:36px auto 0;text-align:center;}
.drawer-foot p{font-size:12px;color:var(--muted);margin-top:14px;letter-spacing:.04em;}
/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 12px;
  border-radius:var(--r-pill);
  font-size:12px;line-height:1.8;
  border:1px solid var(--line);
  color:var(--text-2);
  background:rgba(255,255,255,.05);
  letter-spacing:.04em;
  white-space:nowrap;
}
.badge-jade{color:var(--jade);border-color:rgba(87,217,192,.38);background:rgba(87,217,192,.10);}
.badge-gold{color:var(--gold);border-color:rgba(246,180,92,.38);background:rgba(246,180,92,.10);}
.tag{
  display:inline-flex;align-items:center;
  min-height:40px;
  padding:0 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text-2);
  font-size:14px;
  transition:border-color .22s var(--ease),color .22s var(--ease),background .22s var(--ease),transform .2s var(--ease);
}
.tag:hover{color:var(--gold);border-color:rgba(246,180,92,.5);background:rgba(246,180,92,.08);transform:translateY(-2px);}
/* ============ 板块 ============ */
.section{position:relative;padding:96px 0;}
.section--alt{background:var(--bg-1);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.section--deep{background:var(--bg-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap;margin-bottom:42px;}
.section-tag{
  display:inline-block;
  font-size:12px;letter-spacing:.18em;
  color:var(--gold);
  border:1px solid rgba(246,180,92,.35);
  border-radius:8px;
  padding:3px 10px;
  margin-bottom:14px;
  background:rgba(246,180,92,.08);
}
.section-title{font-size:clamp(22px,2.4vw,32px);}
.section-desc{color:var(--muted);font-size:14px;max-width:440px;margin:0;line-height:1.9;}
/* ============ 分类页头条带 ============ */
.channel-hero{
  position:relative;
  overflow:hidden;
  padding:calc(var(--header-h) + 52px) 0 52px;
  background:
    radial-gradient(880px 360px at 84% -14%, rgba(246,180,92,.16), transparent 62%),
    linear-gradient(180deg,#0A1424 0%, #070E1A 100%);
  border-bottom:1px solid var(--line-soft);
}
.channel-hero::before{
  content:"";
  position:absolute;inset:0;
  background:url('/assets/images/16c633509b1c178c.webp') center/cover no-repeat;
  opacity:.13;
  pointer-events:none;
}
.channel-hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg, rgba(7,14,26,.94) 0%, rgba(7,14,26,.72) 58%, rgba(7,14,26,.86) 100%);
  pointer-events:none;
}
.channel-hero .grid-container{position:relative;z-index:2;}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;flex-wrap:wrap;}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--gold);}
.crumbs span.sep{color:rgba(255,255,255,.25);}
.crumbs .current{color:var(--text-2);}
.channel-hero h1{
  font-size:clamp(26px,3.4vw,40px);
  line-height:1.28;
  letter-spacing:.01em;
  margin-bottom:16px;
}
.channel-hero h1 em{font-style:normal;color:var(--gold);}
.hero-lede{color:var(--text-2);font-size:15px;max-width:520px;margin:0;}
.hero-side{
  border-left:1px solid var(--line);
  padding-left:32px;
}
.hero-side p{color:var(--text-2);font-size:14px;line-height:1.9;margin-bottom:14px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.hero-stat{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  border:1px solid rgba(87,217,192,.3);
  background:rgba(87,217,192,.08);
  font-size:13px;color:var(--jade);
  font-variant-numeric:tabular-nums;
}
/* ============ 概览数据卡 ============ */
.metric-card{
  height:100%;
  padding:26px 24px;
  border-radius:var(--r-md);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-soft);
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
  position:relative;
  overflow:hidden;
}
.metric-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);
}
.metric-card:hover{transform:translateY(-4px);border-color:rgba(246,180,92,.38);box-shadow:var(--shadow);}
.metric-num{font-size:32px;font-weight:700;color:var(--jade);font-variant-numeric:tabular-nums;line-height:1.2;letter-spacing:.02em;}
.metric-label{font-size:15px;font-weight:600;color:var(--text);margin-top:12px;}
.metric-note{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.8;}
/* ============ 筛选条 ============ */
.filter-wrap{
  position:sticky;
  top:var(--header-h);
  z-index:80;
  background:rgba(12,22,38,.94);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
  padding:16px 0;
}
.filter-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.filter-row .field{flex:1 1 180px;min-width:160px;}
.filter-row .field-search{flex:2 1 280px;}
.filter-label{font-size:12px;letter-spacing:.14em;color:var(--muted);flex:none;}
.field-input,.field-select{
  height:44px;
  width:100%;
  background-color:var(--bg-1);
  border:1px solid rgba(255,255,255,.12);
  border-radius:12px;
  color:var(--text);
  font-size:14px;
  padding:0 14px;
  margin:0;
  box-shadow:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field-select{
  -webkit-appearance:none;
  appearance:none;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%238C9BB2' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 14px center;
  background-size:12px 8px;
  padding-right:36px;
}
.field-input::placeholder{color:rgba(232,237,246,.4);}
.field-input:focus,.field-select:focus{
  outline:none;
  border-color:var(--jade);
  box-shadow:0 0 0 3px rgba(87,217,192,.18);
}
.field-input:hover,.field-select:hover{border-color:rgba(255,255,255,.24);}
.filter-btn{flex:none;}
/* ============ 列表 ============ */
.entry-list{display:grid;grid-template-columns:1fr;gap:16px;}
.entry-card{
  padding:26px 28px;
  border-radius:var(--r-md);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-soft);
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
  position:relative;
}
.entry-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.24),transparent);
}
.entry-card:hover{transform:translateY(-4px);border-color:rgba(246,180,92,.38);box-shadow:0 0 0 1px rgba(246,180,92,.28), var(--shadow);}
.entry-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px;}
.entry-date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;}
.entry-title{font-size:19px;line-height:1.5;margin-bottom:10px;font-weight:700;}
.entry-title a{color:var(--text);}
.entry-title a:hover{color:var(--gold);text-decoration:underline;text-underline-offset:4px;}
.entry-excerpt{
  color:var(--muted);
  font-size:14px;
  line-height:1.85;
  margin:0;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.list-more{display:flex;justify-content:center;margin-top:36px;}
.empty-state{
  text-align:center;
  padding:64px 24px;
  border-radius:var(--r-md);
  border:1px dashed rgba(255,255,255,.16);
  background:rgba(255,255,255,.03);
}
.empty-icon{display:block;font-size:26px;color:var(--jade);margin-bottom:12px;}
.empty-state p{color:var(--muted);font-size:14px;margin:0;}
/* ============ 精选阅读 ============ */
.pick-list{display:grid;grid-template-columns:1fr;gap:14px;}
.pick-item{
  display:flex;gap:20px;align-items:center;
  padding:16px;
  border-radius:var(--r-md);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  transition:transform .24s var(--ease),border-color .24s var(--ease),background .24s var(--ease);
}
.pick-item:hover{transform:translateY(-3px);border-color:rgba(246,180,92,.38);background:rgba(255,255,255,.08);}
.pick-thumb{
  width:96px;height:96px;flex:none;
  border-radius:var(--r-sm);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  background:var(--bg-2);
}
.pick-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease),filter .4s var(--ease);}
.pick-item:hover .pick-thumb img{transform:scale(1.06);}
.pick-body{min-width:0;}
.pick-body h3{font-size:17px;line-height:1.55;margin-bottom:8px;}
.pick-body h3 a{color:var(--text);}
.pick-body h3 a:hover{color:var(--gold);}
.pick-meta{font-size:13px;color:var(--muted);display:flex;gap:12px;flex-wrap:wrap;}
/* ============ 标签组 ============ */
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px;}
/* ============ 流程指引 ============ */
.guide-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.step-list{display:grid;gap:26px;margin-top:8px;}
.step-item{display:flex;gap:18px;align-items:flex-start;}
.step-no{
  flex:none;
  width:42px;height:42px;
  display:grid;place-items:center;
  border-radius:12px;
  border:1px solid rgba(246,180,92,.4);
  background:rgba(246,180,92,.10);
  color:var(--gold);
  font-size:15px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.step-item h3{font-size:17px;margin-bottom:6px;}
.step-item p{color:var(--muted);font-size:14px;margin:0;line-height:1.85;}
.guide-media{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow);
  background:var(--bg-2);
}
.guide-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.guide-media figcaption{font-size:12px;color:var(--muted);padding:12px 16px;border-top:1px solid var(--line-soft);}
/* ============ FAQ ============ */
.faq-list{max-width:880px;margin:0 auto;}
.accordion{background:transparent;border:0;margin:0;}
.accordion .accordion-item{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:12px;
  overflow:hidden;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  transition:border-color .22s var(--ease);
}
.accordion .accordion-item.is-active{border-color:rgba(246,180,92,.38);}
.accordion .accordion-title{
  display:block;
  padding:18px 46px 18px 22px;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  background:transparent;
  border:0;
  border-left:2px solid transparent;
  line-height:1.6;
  transition:color .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.accordion .accordion-title:hover{background:rgba(246,180,92,.06);color:var(--gold);}
.accordion .accordion-item.is-active .accordion-title{color:var(--gold);border-left-color:var(--gold);}
.accordion .accordion-title::before{
  content:"+";
  color:var(--gold);
  font-size:18px;
  right:20px;
  margin-top:-10px;
  line-height:20px;
  transition:transform .22s var(--ease);
}
.accordion .accordion-item.is-active .accordion-title::before{content:"–";}
.accordion .accordion-content{
  padding:0 22px 20px;
  border:0;
  background:transparent;
  color:var(--text-2);
  font-size:14.5px;
  line-height:1.9;
}
.accordion .accordion-content p{margin:0;}
/* ============ 底部转化条 ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  padding:56px 0;
  background:
    radial-gradient(620px 240px at 50% 0%, rgba(246,180,92,.16), transparent 66%),
    var(--bg-1);
  border-top:1px solid var(--line-soft);
}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:36px 40px;
  border-radius:var(--r-lg);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.12);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow);
}
.cta-inner h2{font-size:clamp(20px,2.2vw,26px);margin-bottom:8px;}
.cta-inner p{color:var(--muted);font-size:14px;margin:0;}
/* ============ 页脚 ============ */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line-soft);padding:64px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:var(--muted);font-size:14px;line-height:1.9;max-width:340px;margin:0;}
.footer-col h4{font-size:15px;color:var(--text);margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:var(--muted);font-size:14px;}
.footer-col a:hover{color:var(--gold);}
.footer-bottom{
  margin-top:44px;padding-top:20px;
  border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);
}
.footer-bottom a{color:var(--muted);}
.footer-bottom a:hover{color:var(--gold);}
/* ============ 入场动画 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .48s var(--ease),transform .48s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
/* ============ 响应式 ============ */
@media screen and (max-width:1199px){
  .section{padding:80px 0;}
  .guide-grid{gap:36px;}
}
@media screen and (max-width:1023px){
  .channel-hero{padding:calc(var(--header-h) + 44px) 0 44px;}
  .hero-side{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:24px;margin-top:28px;}
  .section{padding:72px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media screen and (max-width:767px){
  :root{--header-h:60px;}
  .site-header{height:60px;}
  .brand-mark{width:36px;height:36px;}
  .brand-main{font-size:15px;}
  .brand-sub{font-size:10px;letter-spacing:.1em;}
  .header-cta{display:none;}
  .section{padding:56px 0;}
  .channel-hero{padding:calc(var(--header-h) + 34px) 0 40px;}
  .channel-hero h1{font-size:24px;}
  .hero-lede{font-size:14px;}
  .section-head{margin-bottom:28px;gap:16px;}
  .section-desc{max-width:none;}
  .drawer-nav{grid-template-columns:1fr;}
  .drawer{padding:20px 18px 28px;}
  .entry-card{padding:20px;}
  .entry-title{font-size:17px;}
  .pick-item{gap:14px;padding:14px;}
  .pick-thumb{width:76px;height:76px;}
  .pick-body h3{font-size:15px;}
  .guide-grid{grid-template-columns:1fr;gap:28px;}
  .filter-wrap{top:60px;padding:12px 0;}
  .filter-row{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch;}
  .filter-row .field,.filter-row .field-search{flex:0 0 auto;min-width:150px;}
  .filter-row .field-search{min-width:220px;}
  .filter-label{display:none;}
  .cta-inner{padding:26px 22px;flex-direction:column;align-items:flex-start;text-align:left;}
  .cta-inner .btn{width:100%;}
  .metric-num{font-size:26px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media screen and (max-width:519px){
  .grid-container{padding-left:18px;padding-right:18px;}
  .entry-head{gap:8px;}
  .step-no{width:36px;height:36px;font-size:14px;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{transition-duration:.001ms !important;animation-duration:.001ms !important;}
  .reveal{opacity:1;transform:none;}
}