/* roulang page: index */
:root{
  --bg-0:#061219;
  --bg-1:#0A1F2B;
  --bg-2:#041017;
  --primary:#17C8B0;
  --accent:#B4F03C;
  --rank:#FF9F45;
  --tx-1:#E9F3F5;
  --tx-2:#A8BCC4;
  --tx-3:#7A9099;
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.10);
  --line-glow:rgba(180,240,60,.35);
  --shadow-card:0 18px 40px rgba(0,0,0,.35);
  --shadow-hover:0 22px 52px rgba(0,0,0,.45);
  --r-sm:10px;
  --r-md:14px;
  --r-lg:18px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --sec:88px;
}
*,*::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","Noto Sans SC","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;}
p{margin:0;}
time{font-variant-numeric:tabular-nums;}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;}
.section{padding:var(--sec) 0;}
.section-alt{background:var(--bg-1);}
.sec-head{margin-bottom:44px;max-width:760px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.12em;color:var(--primary);
  text-transform:uppercase;margin-bottom:14px;font-weight:600;
}
.sec-tag::before{content:"";width:20px;height:1px;background:var(--primary);display:inline-block;}
.sec-head h2{font-size:clamp(24px,2.6vw,34px);line-height:1.25;}
.sec-head p{margin-top:14px;color:var(--tx-2);font-size:15.5px;max-width:640px;}
.sec-head.center p{margin-left:auto;margin-right:auto;}
.sec-head .head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-sm);
  font-size:15.5px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease),opacity .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--primary));
  color:#06181C;
  box-shadow:0 8px 24px rgba(23,200,176,.18);
}
.btn-primary:hover{
  transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(180,240,60,.5),0 10px 30px rgba(180,240,60,.30);
}
.btn-primary:active{transform:translateY(0);filter:brightness(.96);}
.btn-ghost{
  background:transparent;border-color:var(--line);color:var(--tx-1);
}
.btn-ghost:hover{border-color:var(--accent);background:rgba(180,240,60,.08);transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 18px;font-size:14.5px;}
.btn-block{width:100%;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--primary);
  font-size:14.5px;font-weight:600;border-bottom:1px dashed rgba(23,200,176,.5);
  padding-bottom:2px;transition:color .2s var(--ease),border-color .2s var(--ease);
}
.btn-text:hover{color:var(--accent);border-color:var(--line-glow);}
.btn:focus-visible,.btn-text:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{
  outline:none;box-shadow:0 0 0 2px var(--bg-0),0 0 0 4px var(--accent);border-radius:var(--r-sm);
}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- chips / badges ---------- */
.chip{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:999px;border:1px solid var(--line);
  font-size:12.5px;color:var(--tx-2);background:var(--glass);
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.chip:hover{border-color:var(--line-glow);color:var(--tx-1);}
.rank-pill{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;color:var(--rank);
  border:1px solid rgba(255,159,69,.45);background:rgba(255,159,69,.10);
}
.accent-pill{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;color:var(--accent);
  border:1px solid rgba(180,240,60,.45);background:rgba(180,240,60,.10);
}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:300;
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease),backdrop-filter .25s var(--ease);
}
.site-header.is-stuck{
  background:rgba(6,18,25,.80);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom-color:var(--line);
}
.nav{display:flex;align-items:center;gap:28px;height:72px;transition:height .25s var(--ease);}
.site-header.is-stuck .nav{height:60px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-text{font-size:17px;font-weight:700;letter-spacing:-.01em;white-space:nowrap;}
.brand-mark{display:flex;align-items:center;}
.nav-menu{display:flex;align-items:center;gap:2px;margin-left:6px;}
.nav-item{position:relative;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:6px;height:38px;
  padding:0 14px;border-radius:var(--r-sm);font-size:15px;color:var(--tx-2);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover,.nav-link:focus-visible{color:var(--tx-1);background:var(--glass);}
.nav-link.is-active{color:var(--tx-1);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:-1px;height:2px;
  border-radius:2px;background:var(--accent);
}
.caret{width:8px;height:8px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.7;}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.mega-panel{
  position:absolute;top:calc(100% + 14px);left:-40px;width:760px;
  padding:24px;border-radius:var(--r-lg);
  background:rgba(10,31,43,.94);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-hover);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s var(--ease);
  transition-delay:.12s;
}
.mega-panel::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--line-glow),transparent);
}
.nav-item:hover .mega-panel,
.nav-item:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr)) 1.15fr;gap:24px;}
.mega-col h4{font-size:13px;color:var(--tx-3);font-weight:600;letter-spacing:.06em;margin-bottom:14px;}
.mega-col li + li{margin-top:10px;}
.mega-col a{font-size:14.5px;color:var(--tx-2);transition:color .2s var(--ease);}
.mega-col a:hover{color:var(--accent);}
.mega-mini{display:flex;gap:12px;align-items:center;padding:8px;border-radius:var(--r-sm);transition:background .2s var(--ease);}
.mega-mini:hover{background:var(--glass);}
.mega-mini img{width:64px;height:44px;border-radius:8px;object-fit:cover;flex:0 0 auto;}
.mega-mini span{display:block;font-size:13.5px;color:var(--tx-1);line-height:1.5;}
.mega-mini em{font-style:normal;font-size:12px;color:var(--tx-3);}
.mega-entry{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  margin-top:16px;padding:12px 16px;border-radius:var(--r-sm);
  border:1px dashed rgba(180,240,60,.4);color:var(--accent);font-size:14px;font-weight:600;
  transition:background .2s var(--ease),border-color .2s var(--ease);
}
.mega-entry:hover{background:rgba(180,240,60,.08);border-color:var(--accent);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:var(--glass);cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--tx-1);border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--tx-1);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.drawer{
  position:fixed;top:0;right:0;width:300px;max-width:86vw;height:100%;z-index:400;
  background:var(--bg-1);border-left:1px solid var(--line);
  padding:24px 22px;overflow-y:auto;
  transform:translateX(102%);transition:transform .28s var(--ease);
}
.drawer.is-open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer-close{width:40px;height:40px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--glass);cursor:pointer;font-size:18px;line-height:1;color:var(--tx-1);}
.drawer nav a{display:block;padding:14px 12px;border-radius:var(--r-sm);font-size:15.5px;color:var(--tx-2);border-bottom:1px solid var(--line);}
.drawer nav a:hover,.drawer nav a.is-active{color:var(--accent);background:var(--glass);}
.drawer .btn{margin-top:22px;}
.scrim{position:fixed;inset:0;background:rgba(4,16,23,.72);opacity:0;visibility:hidden;z-index:390;transition:opacity .28s var(--ease),visibility .28s var(--ease);}
.scrim.is-open{opacity:1;visibility:visible;}

/* ---------- hero ---------- */
.hero{
  position:relative;padding:164px 0 92px;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(6,18,25,.68) 0%,rgba(6,18,25,.90) 58%,var(--bg-0) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  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:76px 76px;
  -webkit-mask-image:radial-gradient(circle at 58% 42%,#000 0%,transparent 72%);
  mask-image:radial-gradient(circle at 58% 42%,#000 0%,transparent 72%);
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);
  gap:56px;align-items:center;
}
.hero h1{
  font-size:clamp(30px,4.2vw,50px);line-height:1.15;letter-spacing:-.02em;
  margin-bottom:22px;
}
.hero h1 .kw{white-space:nowrap;background:linear-gradient(100deg,var(--accent),var(--primary));-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-sub{font-size:16.5px;color:var(--tx-2);max-width:480px;line-height:1.9;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.trust-row{display:flex;flex-wrap:wrap;gap:22px;margin-top:34px;}
.trust-item{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--tx-2);}
.trust-dot{width:7px;height:7px;border-radius:50%;background:var(--primary);box-shadow:0 0 10px rgba(23,200,176,.7);flex:0 0 auto;}
.hero-card{
  position:relative;border-radius:var(--r-lg);padding:28px;
  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-card);
}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .hero-card,.mega-panel,.card,.news-card,.excl-card,.cta-band{background:var(--bg-1);}
}
.hero-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;border-radius:var(--r-lg) var(--r-lg) 0 0;
  background:linear-gradient(90deg,transparent,var(--line-glow),transparent);
}
.login-top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:6px;}
.login-top h2{font-size:20px;line-height:1.4;}
.login-top p{font-size:13.5px;color:var(--tx-3);margin-top:6px;}
.login-form{display:grid;gap:14px;margin-top:22px;}
.field{display:block;}
.field-label{display:block;font-size:13px;color:var(--tx-3);margin-bottom:8px;}
.field input{
  width:100%;height:48px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  padding:0 14px;font-size:15px;color:var(--tx-1);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.field input::placeholder{color:var(--tx-3);}
.field input:hover{background:rgba(255,255,255,.08);}
.field input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(180,240,60,.16);}
.login-links{display:flex;align-items:center;justify-content:space-between;margin-top:18px;font-size:13.5px;}
.login-links a{color:var(--primary);transition:color .2s var(--ease);}
.login-links a:hover{color:var(--accent);}
.field-error{font-size:13px;color:var(--rank);margin-top:8px;}

/* ---------- stats ---------- */
.stats-band{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;padding:34px 0;}
.stat-item{text-align:left;padding-left:18px;border-left:1px solid var(--line);}
.stat-item strong{
  display:block;font-size:clamp(26px,2.6vw,34px);font-weight:700;color:var(--accent);
  font-variant-numeric:tabular-nums;line-height:1.2;letter-spacing:-.02em;
}
.stat-item span{display:block;font-size:13px;color:var(--tx-3);margin-top:6px;}

/* ---------- benefit table ---------- */
.table-wrap{
  position:relative;overflow-x:auto;border-radius:var(--r-lg);
  border:1px solid var(--line);background:rgba(10,31,43,.6);
  -webkit-overflow-scrolling:touch;
}
.benefit-table{width:100%;min-width:820px;border-collapse:separate;border-spacing:0;font-size:14.5px;}
.benefit-table th,.benefit-table td{padding:16px 18px;text-align:center;border-bottom:1px solid var(--line);}
.benefit-table thead th{
  position:sticky;top:0;z-index:3;
  background:#0B2230;color:var(--tx-2);font-weight:600;font-size:14px;white-space:nowrap;
}
.benefit-table tbody tr:hover{background:rgba(255,255,255,.03);}
.benefit-table tbody tr:last-child td{border-bottom:0;}
.benefit-table .col-item{
  position:sticky;left:0;text-align:left;width:200px;min-width:200px;
  background:#081C27;color:var(--tx-1);font-weight:600;z-index:2;
}
.benefit-table thead .col-item{z-index:4;background:#0B2230;}
.benefit-table .col-rec{background:rgba(180,240,60,.05);}
.benefit-table tbody .col-rec{box-shadow:inset 1px 0 0 var(--line-glow),inset -1px 0 0 var(--line-glow);}
.rec-head{position:relative;color:var(--accent);}
.rec-badge{
  display:inline-flex;align-items:center;height:20px;padding:0 9px;margin-left:8px;
  border-radius:999px;background:var(--rank);color:#20120A;font-size:11.5px;font-weight:700;
}
.tick{color:var(--primary);font-weight:700;font-size:16px;}
.dash{color:var(--tx-3);}
.benefit-table tfoot td{padding:20px 18px;border-top:1px solid var(--line);}
.table-hint{display:none;font-size:12.5px;color:var(--tx-3);margin-top:12px;}

/* ---------- rank cards ---------- */
.ranks-layout{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,9fr);gap:44px;align-items:start;}
.ranks-intro h2{font-size:clamp(24px,2.6vw,32px);line-height:1.3;margin-bottom:16px;}
.ranks-intro p{color:var(--tx-2);font-size:15px;}
.ranks-intro .btn{margin-top:24px;}
.ranks-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(212px,1fr));gap:20px;}
.card{
  position:relative;border-radius:var(--r-md);padding:24px;
  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-card);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;border-radius:var(--r-md) var(--r-md) 0 0;
  background:linear-gradient(90deg,transparent,var(--line-glow),transparent);
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.card h3{font-size:19px;margin:14px 0 6px;}
.card .qualify{font-size:13.5px;color:var(--tx-3);}
.card ul{margin:18px 0 20px;display:grid;gap:10px;}
.card li{position:relative;padding-left:16px;font-size:14.5px;color:var(--tx-2);}
.card li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--accent);}
.card.is-top{border-color:var(--line-glow);transform:translateY(-8px);box-shadow:0 0 0 1px rgba(180,240,60,.25),0 22px 52px rgba(0,0,0,.45);}
.card.is-top:hover{transform:translateY(-11px);}

/* ---------- exclusive preview ---------- */
.excl-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.excl-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--r-md);border:1px solid var(--line);background:var(--glass);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.excl-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--line-glow);}
.excl-card:nth-child(5),.excl-card:nth-child(6){grid-column:span 2;}
.excl-media{position:relative;aspect-ratio:16/9;overflow:hidden;}
.excl-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.excl-card:hover .excl-media img{transform:scale(1.04);}
.excl-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,16,23,.15),rgba(4,16,23,.55));}
.excl-cat{position:absolute;left:12px;top:12px;z-index:2;}
.excl-lock{
  position:absolute;right:12px;top:12px;z-index:2;width:28px;height:28px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(4,16,23,.7);border:1px solid var(--line);color:var(--rank);font-size:13px;
}
.excl-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.excl-body h3{font-size:16.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.excl-body p{font-size:13.5px;color:var(--tx-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.excl-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:10px;}
.excl-foot .tag-open{font-size:12.5px;color:var(--tx-3);border:1px solid var(--line);border-radius:999px;padding:2px 10px;}
.excl-arrow{color:var(--primary);font-size:16px;transition:transform .2s var(--ease),color .2s var(--ease);}
.excl-card:hover .excl-arrow{transform:translateX(4px);color:var(--accent);}
.excl-card.is-locked .excl-media::after{background:linear-gradient(180deg,rgba(10,31,43,.55),rgba(10,31,43,.8));}

/* ---------- cms news list ---------- */
.news-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.news-card{
  position:relative;display:flex;gap:16px;padding:18px;border-radius:var(--r-md);
  background:var(--glass);border:1px solid var(--line);
  transition:transform .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.news-card:hover{transform:translateY(-2px);border-color:var(--line-glow);background:var(--glass-2);}
.news-thumb{flex:0 0 auto;width:120px;height:80px;border-radius:8px;overflow:hidden;background:var(--bg-1);}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-body{min-width:0;display:flex;flex-direction:column;gap:8px;}
.news-title{font-size:16px;line-height:1.5;}
.news-title a{transition:color .2s var(--ease);}
.news-card:hover .news-title a{color:var(--accent);}
.news-title a::after{content:"";position:absolute;inset:0;z-index:1;}
.news-desc{font-size:13.5px;color:var(--tx-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{display:flex;align-items:center;gap:12px;margin-top:auto;font-size:13px;color:var(--tx-3);}
.news-cat{display:inline-flex;align-items:center;height:22px;padding:0 9px;border-radius:999px;border:1px solid var(--line);font-size:12px;color:var(--primary);}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:56px 20px;border-radius:var(--r-md);border:1px dashed var(--line);background:var(--glass);
  text-align:center;color:var(--tx-3);font-size:14.5px;
}
.empty-state .empty-icon{width:48px;height:48px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:20px;}

/* ---------- faq ---------- */
.faq-wrap{display:grid;gap:12px;max-width:920px;margin:0 auto;}
.faq-item{
  border-radius:var(--r-md);border:1px solid var(--line);background:var(--glass);
  overflow:hidden;transition:border-color .22s var(--ease),background .22s var(--ease);
}
.faq-item:hover{border-color:rgba(255,255,255,.18);}
.faq-item[open]{border-color:var(--line-glow);background:var(--glass-2);}
.faq-item summary{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 22px;cursor:pointer;list-style:none;
  font-size:15.5px;font-weight:600;line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;font-size:20px;font-weight:400;color:var(--tx-3);
  transition:transform .28s ease,color .28s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);color:var(--accent);}
.faq-item[open] summary::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:0 3px 3px 0;background:var(--accent);}
.faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--tx-2);line-height:1.9;border-top:1px solid var(--line);padding-top:16px;}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(10,31,43,.95),rgba(6,18,25,.9));
  padding:48px;
  display:grid;grid-template-columns:minmax(0,3fr) minmax(0,2fr);gap:44px;align-items:center;
}
.cta-band::before{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(180,240,60,.10),transparent 68%);
  pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:96px 100%;opacity:.6;
}
.cta-left{position:relative;z-index:2;}
.cta-left h2{font-size:clamp(24px,2.8vw,34px);line-height:1.3;}
.cta-left p{margin-top:14px;color:var(--tx-2);font-size:15.5px;max-width:520px;}
.cta-form{position:relative;z-index:2;display:grid;gap:12px;}
.cta-form .field input{height:48px;}
.cta-note{font-size:12.5px;color:var(--tx-3);}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);margin-top:var(--sec);padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--tx-3);line-height:1.8;max-width:320px;}
.footer-col h4{font-size:14px;font-weight:600;color:var(--tx-1);padding-bottom:12px;margin-bottom:16px;border-bottom:1px solid var(--line);}
.footer-col li + li{margin-top:10px;}
.footer-col a{font-size:14px;color:var(--tx-2);transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--accent);}
.footer-bottom{
  border-top:1px solid var(--line);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--tx-3);
}
.footer-bottom a{color:var(--tx-3);}
.footer-bottom a:hover{color:var(--primary);}

/* ---------- responsive ---------- */
@media (max-width:1399px){
  .container{max-width:1140px;}
}
@media (max-width:1199px){
  .container{max-width:960px;}
  .nav-menu{margin-left:0;gap:0;}
  .mega-panel{width:680px;left:-60px;}
  .excl-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
}
@media (max-width:991px){
  :root{--sec:56px;}
  .container{max-width:720px;}
  .nav-menu,.nav-right .btn{display:none;}
  .nav-toggle{display:flex;}
  .hero{padding:128px 0 72px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-card{order:2;}
  .hero::before{opacity:.6;}
  .ranks-layout{grid-template-columns:1fr;gap:32px;}
  .excl-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .excl-card:nth-child(5),.excl-card:nth-child(6){grid-column:span 2;}
  .news-list{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;gap:28px;padding:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{max-width:none;padding:0 16px;}
  .hero{padding:112px 0 60px;}
  .hero h1{margin-bottom:16px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{flex:1 1 auto;}
  .trust-row{gap:16px;}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;padding:28px 0;}
  .stat-item{padding-left:14px;}
  .sec-head{margin-bottom:32px;}
  .table-hint{display:block;}
  .card{padding:20px 18px;}
  .card.is-top{transform:none;}
  .card.is-top:hover{transform:translateY(-3px);}
  .excl-grid{grid-template-columns:1fr;}
  .excl-card:nth-child(5),.excl-card:nth-child(6){grid-column:span 1;}
  .news-card{flex-direction:row;padding:16px;}
  .news-thumb{width:96px;height:64px;}
  .faq-item summary{padding:14px 18px;font-size:15px;}
  .faq-body{padding:14px 18px 18px;}
  .cta-band{padding:28px 22px;border-radius:var(--r-md);}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
}
@media (max-width:479px){
  body{font-size:15px;}
  .hero h1{font-size:clamp(26px,7.6vw,32px);}
  .btn{height:46px;padding:0 20px;font-size:15px;}
  .stat-item strong{font-size:24px;}
  .news-card{flex-direction:column;}
  .news-thumb{width:100%;height:140px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
  .card:hover,.excl-card:hover,.news-card:hover,.btn:hover{transform:none !important;}
}

/* roulang page: article */
:root{
  --bg-0:#061219;
  --bg-1:#0A1F2B;
  --bg-2:#041017;
  --primary:#17C8B0;
  --accent:#B4F03C;
  --rank:#FF9F45;
  --tx-1:#E9F3F5;
  --tx-2:#A8BCC4;
  --tx-3:#7A9099;
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.10);
  --line-glow:rgba(180,240,60,.35);
  --r-card:14px;
  --r-card-lg:18px;
  --r-btn:10px;
  --shadow-card:0 18px 40px rgba(0,0,0,.35);
  --shadow-hover:0 22px 52px rgba(0,0,0,.45);
  --ease:cubic-bezier(.22,.61,.36,1);
  --c-1280:1280px;
  --c-1140:1140px;
  --c-960:960px;
  --c-720:720px;
}
*,*::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","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body:has(#navToggle:checked){overflow:hidden;}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--accent);}
button,input,textarea,select{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{line-height:1.25;font-weight:700;letter-spacing:-.01em;}
::selection{background:rgba(180,240,60,.28);color:#061219;}
:focus-visible{outline:none;box-shadow:0 0 0 2px #061219,0 0 0 4px var(--accent);border-radius:6px;}

.container{width:100%;max-width:var(--c-1280);margin:0 auto;padding:0 24px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(6,18,25,.82);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid var(--line);
  transition:height .22s var(--ease),background .22s var(--ease);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--tx-1);font-weight:700;letter-spacing:-.01em;}
.brand:hover{color:var(--tx-1);}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;filter:drop-shadow(0 0 10px rgba(180,240,60,.28));}
.brand-text{font-size:19px;white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-item{position:relative;}
.nav-link{
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 14px;border-radius:10px;
  color:var(--tx-2);font-size:15px;font-weight:600;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:var(--tx-1);background:var(--glass);}
.nav-link.is-active{color:var(--tx-1);}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--accent);border-radius:2px;
  box-shadow:0 0 12px rgba(180,240,60,.55);
}
.caret{
  width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;
  transform:rotate(45deg) translateY(-2px);opacity:.7;
}
.nav-cta{
  display:inline-flex;align-items:center;height:40px;padding:0 18px;border-radius:var(--r-btn);
  background:linear-gradient(135deg,var(--accent),var(--primary));
  color:#06181C;font-size:15px;font-weight:600;white-space:nowrap;
  box-shadow:0 8px 24px rgba(180,240,60,.18);
  transition:box-shadow .22s var(--ease),transform .22s var(--ease);
}
.nav-cta:hover{color:#06181C;transform:translateY(-1px);box-shadow:0 0 0 1px rgba(180,240,60,.5),0 10px 30px rgba(180,240,60,.3);}

/* Mega 面板 */
.mega-panel{
  position:absolute;top:calc(100% + 12px);left:50%;transform:translate(-50%,-6px);
  width:min(840px,86vw);padding:22px;
  background:rgba(10,31,43,.92);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  border:1px solid var(--line);border-radius:var(--r-card-lg);
  box-shadow:var(--shadow-card);
  opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
}
.mega-panel::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;border-radius:18px 18px 0 0;
  background:linear-gradient(90deg,transparent,var(--line-glow),transparent);
}
.nav-item:hover .mega-panel,
.nav-item:focus-within .mega-panel{
  opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0);
}
.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.mega-col h4{
  font-size:14px;font-weight:600;color:var(--tx-1);
  padding-bottom:10px;margin-bottom:12px;border-bottom:1px solid var(--line);
}
.mega-col ul{display:flex;flex-direction:column;gap:8px;}
.mega-col ul a{color:var(--tx-2);font-size:14px;}
.mega-col ul a:hover{color:var(--accent);}
.mega-mini{
  display:flex;gap:10px;align-items:center;padding:8px;border-radius:10px;
  background:var(--glass);border:1px solid var(--line);color:var(--tx-1);
}
.mega-mini:hover{background:var(--glass-2);color:var(--tx-1);}
.mega-mini img{width:56px;height:40px;object-fit:cover;border-radius:8px;}
.mega-mini span{font-size:13px;line-height:1.5;color:var(--tx-2);}

/* 移动端导航按钮 */
.nav-toggle-input{position:absolute;opacity:0;pointer-events:none;width:0;height:0;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  border:1px solid var(--line);background:var(--glass);cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--tx-1);border-radius:2px;}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:16px;font-weight:600;white-space:nowrap;
  transition:box-shadow .22s var(--ease),transform .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--primary));
  color:#06181C;box-shadow:0 10px 26px rgba(180,240,60,.16);
}
.btn-primary:hover{color:#06181C;transform:translateY(-1px);box-shadow:0 0 0 1px rgba(180,240,60,.5),0 10px 30px rgba(180,240,60,.30);}
.btn-primary:active{transform:translateY(0);filter:brightness(.96);}
.btn-ghost{
  background:transparent;border:1px solid var(--line);color:var(--tx-1);
}
.btn-ghost:hover{border-color:var(--accent);background:rgba(180,240,60,.08);color:var(--tx-1);}
.btn-text{
  height:auto;padding:0 0 2px;color:var(--primary);
  border-bottom:1px dashed currentColor;border-radius:0;
}
.btn-text:hover{color:var(--accent);}
.btn-sm{height:40px;padding:0 18px;font-size:15px;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* ---------- 内页公共 ---------- */
main{padding-top:104px;}
.page-wrap{padding:0 0 88px;}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--tx-3);margin-bottom:20px;
}
.breadcrumb a{color:var(--tx-3);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--accent);}

.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  border:1px solid var(--line);background:var(--glass);color:var(--tx-2);
}
.badge-accent{border-color:var(--line-glow);background:rgba(180,240,60,.10);color:var(--accent);}
.badge-rank{border-color:rgba(255,159,69,.45);background:rgba(255,159,69,.12);color:var(--rank);}

/* ---------- 文章布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:40px;}
.article-main{min-width:0;max-width:860px;}
.article-head{
  position:relative;padding:30px 28px;border-radius:var(--r-card-lg);
  background:var(--glass);border:1px solid var(--line);
  box-shadow:var(--shadow-card);overflow:hidden;margin-bottom:32px;
}
.article-head::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--line-glow),transparent);
}
.article-head::after{
  content:"";position:absolute;right:-60px;top:-70px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(23,200,176,.16),transparent 68%);
  pointer-events:none;
}
.article-head h1{
  font-size:clamp(26px,3.6vw,40px);line-height:1.28;font-weight:700;letter-spacing:-.02em;
  margin-bottom:16px;position:relative;z-index:1;
}
.meta-line{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px 18px;
  font-size:13px;color:var(--tx-3);position:relative;z-index:1;
}
.meta-line .dot{width:3px;height:3px;border-radius:50%;background:var(--tx-3);opacity:.7;}

.article-body{
  font-size:17px;line-height:1.95;color:var(--tx-1);
  overflow-wrap:break-word;word-break:break-word;
}
.article-body p{margin:0 0 1.2em;color:var(--tx-2);}
.article-body h2{
  position:relative;font-size:clamp(22px,2.4vw,30px);line-height:1.35;
  margin:44px 0 18px;padding-left:16px;color:var(--tx-1);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:3px;border-radius:3px;
  background:var(--accent);box-shadow:0 0 12px rgba(180,240,60,.45);
}
.article-body h3{font-size:20px;line-height:1.4;font-weight:600;margin:32px 0 12px;color:var(--tx-1);}
.article-body strong{color:var(--tx-1);}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:2px;}
.article-body ul li,.article-body ol li{
  position:relative;padding-left:22px;margin-bottom:10px;line-height:1.9;color:var(--tx-2);
}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 10px rgba(180,240,60,.5);
}
.article-body ol{counter-reset:olc;}
.article-body ol li{counter-increment:olc;}
.article-body ol li::before{
  content:counter(olc);
  position:absolute;left:0;top:.34em;
  width:18px;height:18px;line-height:18px;text-align:center;
  font-size:11px;font-weight:700;color:#06181C;
  background:var(--primary);border-radius:5px;
  font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;
  background:rgba(255,255,255,.04);
  border-left:3px solid rgba(23,200,176,.65);border-radius:0 12px 12px 0;
  color:var(--tx-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:22px auto;box-shadow:var(--shadow-card);}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--tx-3);text-align:center;margin-top:10px;}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;margin:24px 0;font-size:15px;
  border:1px solid var(--line);border-radius:12px;overflow:hidden;
}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);color:var(--tx-2);}
.article-body th{background:var(--glass-2);color:var(--tx-1);font-weight:600;}
.article-body tr:last-child td{border-bottom:0;}
.article-body tr:hover td{background:rgba(255,255,255,.03);}
.article-body a{color:var(--primary);border-bottom:1px dashed rgba(23,200,176,.5);}
.article-body a:hover{color:var(--accent);border-bottom-color:var(--accent);}
.article-body hr{border:0;height:1px;background:var(--line);margin:36px 0;}

.article-empty{
  padding:56px 28px;text-align:center;border-radius:var(--r-card-lg);
  background:var(--glass);border:1px dashed var(--line);
}
.article-empty h2{font-size:24px;margin-bottom:12px;}
.article-empty p{color:var(--tx-2);margin-bottom:22px;}

/* 文末操作 */
.article-actions{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;
  margin-top:40px;padding-top:26px;border-top:1px solid var(--line);
}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px;}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  border:1px solid var(--line);background:var(--glass);
  font-size:13px;color:var(--tx-2);transition:border-color .2s var(--ease),color .2s var(--ease);
}
.tag:hover{border-color:var(--line-glow);color:var(--accent);}

/* 侧栏 */
.article-side{display:flex;flex-direction:column;gap:24px;}
.side-card{
  position:sticky;top:96px;
  padding:22px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--line);box-shadow:var(--shadow-card);
}
.side-card + .side-card{position:static;}
.side-card h3{
  font-size:16px;font-weight:600;padding-bottom:12px;margin-bottom:14px;
  border-bottom:1px solid var(--line);
}
.side-list{display:flex;flex-direction:column;gap:14px;}
.side-list a{display:flex;gap:12px;align-items:flex-start;color:var(--tx-1);}
.side-list a:hover{color:var(--accent);}
.side-list img{width:72px;height:50px;object-fit:cover;border-radius:8px;flex:0 0 auto;}
.side-list strong{display:block;font-size:14px;font-weight:600;line-height:1.55;}
.side-list span{display:block;font-size:12px;color:var(--tx-3);margin-top:4px;}
.side-nav li{border-bottom:1px dashed var(--line);}
.side-nav li:last-child{border-bottom:0;}
.side-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 0 12px 14px;position:relative;font-size:14px;color:var(--tx-2);
}
.side-nav a::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;
  background:transparent;transition:background .2s var(--ease);
}
.side-nav a:hover{color:var(--tx-1);}
.side-nav a:hover::before,.side-nav a.is-current::before{background:var(--accent);box-shadow:0 0 10px rgba(180,240,60,.45);}
.side-nav a.is-current{color:var(--tx-1);}

/* ---------- 板块 ---------- */
.section{padding:72px 0;}
.section-head{margin-bottom:34px;max-width:720px;}
.section-head h2{font-size:clamp(22px,2.6vw,32px);margin-bottom:10px;}
.section-head p{color:var(--tx-2);font-size:15px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--primary);letter-spacing:.06em;margin-bottom:12px;
}
.section-head .eyebrow::before{content:"";width:18px;height:2px;background:var(--accent);border-radius:2px;}

.card-grid{display:grid;gap:24px;grid-template-columns:repeat(3,minmax(0,1fr));}
.card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--r-card);background:var(--glass);border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--line-glow),transparent);
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:rgba(255,255,255,.16);}
.card-media{position:relative;overflow:hidden;aspect-ratio:16/9;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.card:hover .card-media img{transform:scale(1.04);}
.card-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,18,25,.15),rgba(6,18,25,.72));
}
.card-media .badge{position:absolute;left:12px;top:12px;z-index:2;}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-body h3{font-size:18px;line-height:1.5;}
.card-body h3 a{color:var(--tx-1);}
.card-body h3 a:hover{color:var(--accent);}
.card-body p{font-size:14px;color:var(--tx-2);line-height:1.75;}
.card-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--tx-3);padding-top:8px;
}
.card-foot .arrow{color:var(--primary);font-weight:600;}
.card:hover .card-foot .arrow{color:var(--accent);}

/* ---------- CTA 段 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-card-lg);
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(10,31,43,.95),rgba(6,18,25,.95));
  box-shadow:var(--shadow-card);
  padding:48px 40px;
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-100px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(180,240,60,.10),transparent 66%);
}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;bottom:34px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.08),transparent);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:3fr 2fr;gap:36px;align-items:center;}
.cta-inner h2{font-size:clamp(22px,2.6vw,32px);margin-bottom:12px;}
.cta-inner p{color:var(--tx-2);font-size:15px;max-width:460px;}
.cta-form{display:flex;flex-direction:column;gap:12px;}
.cta-form input{
  height:48px;padding:0 16px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  color:var(--tx-1);font-size:15px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cta-form input::placeholder{color:var(--tx-3);}
.cta-form input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(180,240,60,.16);}
.cta-form input.is-error{border-color:#FF6B6B;box-shadow:0 0 0 3px rgba(255,107,107,.14);}
.cta-form .form-tip{font-size:13px;color:var(--tx-3);}
.cta-form .form-tip.is-error{color:#FF6B6B;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-2);border-top:1px solid var(--line);
  padding:64px 0 26px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand p{color:var(--tx-2);font-size:14px;line-height:1.85;margin-top:14px;max-width:320px;}
.footer-col h4{
  font-size:14px;font-weight:600;color:var(--tx-1);
  padding-bottom:12px;margin-bottom:14px;border-bottom:1px solid var(--line);
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{color:var(--tx-2);font-size:14px;}
.footer-col ul a:hover{color:var(--accent);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;
  margin-top:48px;padding-top:20px;border-top:1px solid var(--line);
  font-size:13px;color:var(--tx-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1399px){
  .container{max-width:var(--c-1140);}
}
@media (max-width:1199px){
  .container{max-width:var(--c-960);}
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .article-side{flex-direction:row;flex-wrap:wrap;}
  .article-side .side-card{flex:1 1 300px;position:static;}
}
@media (max-width:991px){
  .container{max-width:var(--c-720);}
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .nav-menu{
    position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:88px 20px 40px;overflow-y:auto;
    background:var(--bg-1);border-left:1px solid var(--line);
    box-shadow:-20px 0 50px rgba(0,0,0,.5);
    transform:translateX(100%);transition:transform .3s var(--ease);
    z-index:70;
  }
  .nav-toggle-input:checked ~ .nav-menu{transform:translateX(0);}
  .nav-link{width:100%;justify-content:space-between;padding:14px 12px;font-size:16px;}
  .nav-link.is-active::after{left:12px;right:auto;width:24px;bottom:6px;}
  .mega-panel{
    position:static;transform:none;width:100%;opacity:1;visibility:visible;pointer-events:auto;
    box-shadow:none;padding:12px 0 0;background:transparent;border:0;border-radius:0;
  }
  .mega-panel::before{display:none;}
  .mega-grid{grid-template-columns:1fr;gap:16px;}
  .mega-col h4{margin-bottom:8px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{grid-template-columns:1fr;gap:24px;}
  .cta-band{padding:36px 24px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  main{padding-top:92px;}
  .section{padding:56px 0;}
  .page-wrap{padding-bottom:64px;}
  .article-head{padding:24px 20px;}
  .article-layout{gap:32px;}
  .card-grid{grid-template-columns:1fr;}
  .article-side{flex-direction:column;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:479px){
  body{font-size:15px;}
  .brand-text{font-size:17px;}
  .article-body{font-size:16px;line-height:1.9;}
  .btn{width:100%;}
  .article-actions{gap:10px;}
  .cta-band{padding:28px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  .card:hover,.btn:hover,.nav-cta:hover{transform:none;}
}

/* roulang page: category1 */
:root{
  --bg-0:#061219;
  --bg-1:#0A1F2B;
  --bg-2:#041017;
  --primary:#17C8B0;
  --accent:#B4F03C;
  --rank:#FF9F45;
  --tx-1:#E9F3F5;
  --tx-2:#A8BCC4;
  --tx-3:#7A9099;
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.10);
  --line-glow:rgba(180,240,60,.35);
  --shadow-card:0 18px 40px rgba(0,0,0,.35);
  --shadow-hover:0 22px 52px rgba(0,0,0,.45);
  --r-card:14px;
  --r-card-lg:18px;
  --r-btn:10px;
  --r-input:10px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --max:1280px;
  --gap:24px;
}
*,*::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","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  overflow-x:hidden;
}
body.nav-open{overflow:hidden}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--accent)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:-.01em}
p{margin:0}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:none;box-shadow:0 0 0 2px #061219,0 0 0 4px var(--accent)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums;font-family:Inter,"Barlow",sans-serif}

/* ---------- header / nav ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(6,18,25,.72);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid var(--line);
  transition:background .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header.is-scrolled{background:rgba(6,18,25,.92);box-shadow:0 10px 30px rgba(0,0,0,.4)}
.nav{display:flex;align-items:center;gap:28px;height:72px}
.site-header.is-scrolled .nav{height:60px}
.brand{display:flex;align-items:center;gap:10px;color:var(--tx-1);font-weight:700;flex:0 0 auto}
.brand:hover{color:var(--tx-1)}
.brand-mark{display:flex;align-items:center;justify-content:center;filter:drop-shadow(0 0 8px rgba(180,240,60,.28))}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.01em}
.nav-menu{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-item{position:relative}
.nav-link{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 14px;border-radius:10px;
  color:var(--tx-2);font-size:15px;font-weight:600;
  border:1px solid transparent;
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.nav-link:hover,.nav-item:hover>.nav-link,.nav-item:focus-within>.nav-link{color:var(--tx-1);background:var(--glass);border-color:var(--line)}
.nav-link.is-active{color:var(--tx-1);background:var(--glass);border-color:var(--line)}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;
  background:var(--accent);box-shadow:0 0 10px rgba(180,240,60,.55);
}
.caret{width:7px;height:7px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.7}
.nav-cta{
  display:inline-flex;align-items:center;height:42px;padding:0 20px;border-radius:var(--r-btn);
  background:linear-gradient(135deg,var(--accent),var(--primary));
  color:#06181C;font-weight:700;font-size:15px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease);
}
.nav-cta:hover{color:#06181C;transform:translateY(-1px);box-shadow:0 0 0 1px rgba(180,240,60,.5),0 10px 30px rgba(180,240,60,.30)}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;margin-left:auto;
  background:var(--glass);border:1px solid var(--line);border-radius:12px;color:var(--tx-1);cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* mega panel */
.mega-panel{
  position:absolute;top:calc(100% + 12px);right:0;width:780px;
  padding:22px;border-radius:var(--r-card-lg);
  background:rgba(10,31,43,.94);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);box-shadow:var(--shadow-card);
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s var(--ease);
  overflow:hidden;
}
.mega-panel::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--line-glow),transparent)}
.nav-item:hover .mega-panel,.nav-item:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);transition-delay:.12s}
.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.mega-col h4{font-size:14px;font-weight:600;color:var(--tx-1);padding-bottom:10px;border-bottom:1px solid var(--line);margin-bottom:12px}
.mega-col ul li+li{margin-top:8px}
.mega-col ul a{font-size:14px;color:var(--tx-2);display:block;padding:3px 0}
.mega-col ul a:hover{color:var(--accent);padding-left:4px}
.mega-mini{display:block;padding:8px;border-radius:12px;background:var(--glass);border:1px solid var(--line);margin-bottom:10px}
.mega-mini img{width:100%;height:66px;object-fit:cover;border-radius:8px;margin-bottom:8px}
.mega-mini span{display:block;font-size:13px;color:var(--tx-2);line-height:1.6}
.mega-mini:hover{border-color:var(--line-glow)}
.mega-mini:hover span{color:var(--accent)}
.mega-enter{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 14px;border-radius:12px;border:1px dashed var(--line-glow);
  color:var(--accent);font-size:14px;font-weight:600;
}
.mega-enter:hover{background:rgba(180,240,60,.08);color:var(--accent)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--primary));color:#06181C}
.btn-primary:hover{color:#06181C;transform:translateY(-1px);box-shadow:0 0 0 1px rgba(180,240,60,.5),0 10px 30px rgba(180,240,60,.30)}
.btn-primary:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--tx-1)}
.btn-ghost:hover{border-color:var(--accent);background:rgba(180,240,60,.08);color:var(--tx-1)}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:15px;border-bottom:1px dashed currentColor;padding-bottom:2px}
.btn-text:hover{color:var(--accent)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}
.btn-sm{height:40px;padding:0 18px;font-size:14px}

/* ---------- badges & tags ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600;
  border:1px solid var(--line);background:var(--glass);color:var(--tx-2);
}
.badge-rank{border-color:rgba(255,159,69,.45);color:var(--rank);background:rgba(255,159,69,.10)}
.badge-accent{border-color:var(--line-glow);color:var(--accent);background:rgba(180,240,60,.08)}
.tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  font-size:13px;color:var(--tx-2);border:1px solid var(--line);background:var(--glass);
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.tag:hover{border-color:var(--line-glow);color:var(--accent)}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;margin-top:72px;padding:72px 0 64px;
  background-image:linear-gradient(180deg,rgba(6,18,25,.90),rgba(6,18,25,.96)),url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(180deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:72px 72px;opacity:.5;
}
.cat-hero .container{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--tx-3);margin-bottom:20px;flex-wrap:wrap}
.crumb a{color:var(--tx-2)}
.crumb a:hover{color:var(--accent)}
.crumb .sep{opacity:.5}
.crumb .current{color:var(--accent)}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.hero-copy h1{font-size:clamp(30px,4.4vw,52px);font-weight:700;line-height:1.15;letter-spacing:-.02em}
.hero-copy h1 em{font-style:normal;color:var(--accent)}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.8;color:var(--tx-2);max-width:640px}
.hero-sub strong{color:var(--tx-1);font-weight:600}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.trust-row{display:flex;flex-wrap:wrap;gap:22px;margin-top:26px}
.trust-item{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--tx-2)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px rgba(180,240,60,.6);flex:0 0 auto}
.dot--teal{background:var(--primary);box-shadow:0 0 10px rgba(23,200,176,.6)}
.dot--rank{background:var(--rank);box-shadow:0 0 10px rgba(255,159,69,.6)}

.login-card{
  position:relative;padding:26px;border-radius:var(--r-card-lg);
  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-card);
}
.login-card::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--line-glow),transparent)}
.login-card h2{font-size:20px;font-weight:700}
.login-card p{margin-top:8px;font-size:14px;color:var(--tx-2)}
.login-card .rank-chip{position:absolute;top:-12px;right:20px}
.plan-list{margin-top:16px;display:grid;gap:12px}
.plan-row{
  display:flex;align-items:flex-start;gap:12px;padding:14px;border-radius:12px;
  background:var(--glass);border:1px solid var(--line);
  transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.plan-row:hover{border-color:var(--line-glow);transform:translateY(-2px);box-shadow:var(--shadow-card)}
.plan-row h3{font-size:15px;font-weight:600}
.plan-row span{display:block;font-size:13px;color:var(--tx-3);margin-top:2px}
.login-card .btn{width:100%;margin-top:18px}
.login-card .helper{display:flex;justify-content:space-between;gap:12px;margin-top:12px;font-size:13px}
.login-card .helper a{color:var(--tx-3);border-bottom:1px dashed rgba(122,144,153,.6)}
.login-card .helper a:hover{color:var(--accent);border-color:var(--accent)}

/* ---------- stat bar ---------- */
.stat-bar{
  margin:-32px auto 0;position:relative;z-index:5;
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  padding:24px;border-radius:var(--r-card-lg);
  background:rgba(10,31,43,.86);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);box-shadow:var(--shadow-card);
}
.stat-item{text-align:center;padding:4px 8px;border-right:1px solid var(--line)}
.stat-item:last-child{border-right:0}
.stat-item b{display:block;font-size:26px;font-weight:700;color:var(--accent);letter-spacing:-.01em}
.stat-item small{display:block;margin-top:4px;font-size:12px;color:var(--tx-3)}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section--alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head .kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--primary);
  letter-spacing:.16em;text-transform:uppercase;margin-bottom:14px;
}
.section-head h2{font-size:clamp(24px,2.6vw,36px);font-weight:700}
.section-head p{margin-top:12px;color:var(--tx-2);font-size:16px}
.section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}

/* two column: toc + content */
.split{display:grid;grid-template-columns:4fr 8fr;gap:40px;align-items:start}
.toc{position:sticky;top:88px;padding:22px;border-radius:var(--r-card);background:var(--glass);border:1px solid var(--line);box-shadow:var(--shadow-card)}
.toc h2{font-size:15px;font-weight:600;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:14px}
.toc ol{counter-reset:toc}
.toc li{counter-increment:toc}
.toc a{
  display:flex;align-items:center;gap:10px;padding:9px 0 9px 12px;
  font-size:14px;color:var(--tx-2);border-left:3px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease),padding-left .2s var(--ease);
}
.toc a::before{content:counter(toc,decimal-leading-zero);font-size:12px;color:var(--tx-3);font-variant-numeric:tabular-nums}
.toc a:hover,.toc a:focus-visible{color:var(--accent);border-left-color:var(--accent);padding-left:16px}
.toc-note{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--tx-3)}

.group{padding:26px;border-radius:var(--r-card-lg);background:var(--glass);border:1px solid var(--line);margin-bottom:24px;position:relative}
.group::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--line-glow),transparent)}
.group h3{font-size:21px;font-weight:700;padding-left:14px;position:relative;margin-bottom:14px}
.group h3::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:3px;border-radius:2px;background:var(--accent)}
.group p{color:var(--tx-2);font-size:15.5px}
.group p+p{margin-top:12px}
.spec-list{margin-top:16px;display:grid;gap:12px}
.spec-list li{
  display:flex;gap:12px;align-items:flex-start;padding:14px 16px;border-radius:12px;
  background:var(--glass-2);border:1px solid var(--line);font-size:14.5px;color:var(--tx-2);
}
.spec-list li b{color:var(--tx-1);font-weight:600;flex:0 0 120px}
.figure{margin-top:20px;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line)}
.figure img{width:100%;height:260px;object-fit:cover}
.figure figcaption{padding:10px 14px;font-size:13px;color:var(--tx-3);background:var(--bg-1)}

/* ---------- rights table ---------- */
.table-wrap{
  position:relative;border-radius:var(--r-card-lg);border:1px solid var(--line);
  background:rgba(10,31,43,.6);box-shadow:var(--shadow-card);
  overflow:auto;-webkit-overflow-scrolling:touch;
}
.rights-table{width:100%;border-collapse:separate;border-spacing:0;min-width:760px}
.rights-table caption{text-align:left;padding:20px 22px 0;font-size:14px;color:var(--tx-3)}
.rights-table th,.rights-table td{padding:16px 18px;text-align:left;vertical-align:middle;font-size:14.5px}
.rights-table thead th{
  position:sticky;top:0;z-index:3;
  background:rgba(4,16,23,.95);
  font-size:14px;font-weight:600;color:var(--tx-1);
  border-bottom:1px solid var(--line);white-space:nowrap;
}
.rights-table tbody th{
  position:sticky;left:0;z-index:2;width:200px;
  background:rgba(10,31,43,.96);
  font-weight:600;font-size:14.5px;color:var(--tx-1);
  border-bottom:1px solid var(--line);
}
.rights-table tbody td{border-bottom:1px solid var(--line);color:var(--tx-2)}
.rights-table tbody tr:hover td,.rights-table tbody tr:hover th{background:rgba(255,255,255,.03)}
.rights-table tbody tr:last-child td,.rights-table tbody tr:last-child th{border-bottom:0}
.rights-table .is-featured{
  background:linear-gradient(180deg,rgba(180,240,60,.10),rgba(180,240,60,.02));
  box-shadow:inset 1px 0 0 var(--line-glow),inset -1px 0 0 var(--line-glow);
}
.rights-table tbody td.is-featured{color:var(--tx-1)}
.ok{color:var(--primary);font-weight:700}
.no{color:var(--tx-3)}
.tick-cell{display:inline-flex;align-items:center;gap:8px}
.table-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;margin-top:20px}
.table-foot p{font-size:13px;color:var(--tx-3)}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{position:relative;padding:24px 20px;border-radius:var(--r-card);background:var(--glass);border:1px solid var(--line)}
.step::after{
  content:"";position:absolute;top:42px;right:-22px;width:22px;height:1px;
  background-image:linear-gradient(90deg,rgba(180,240,60,.6) 50%,transparent 50%);
  background-size:8px 1px;background-repeat:repeat-x;
}
.step:last-child::after{display:none}
.step b{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;margin-bottom:14px;
  border:1px solid var(--line-glow);color:var(--accent);font-size:15px;font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;font-weight:600;margin-bottom:8px}
.step p{font-size:14px;color:var(--tx-2)}

/* ---------- faq ---------- */
.faq{display:grid;gap:14px}
.faq-item{
  border-radius:var(--r-card);background:var(--glass);border:1px solid var(--line);
  overflow:hidden;border-left:3px solid transparent;
  transition:border-color .24s var(--ease),background .24s var(--ease);
}
.faq-item[open]{border-left-color:var(--accent);background:var(--glass-2)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:16px 20px;cursor:pointer;list-style:none;
  font-size:15.5px;font-weight:600;color:var(--tx-1);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .plus{
  flex:0 0 auto;width:22px;height:22px;position:relative;color:var(--primary);
  transition:transform .28s ease,color .28s ease;
}
.faq-item summary .plus::before,.faq-item summary .plus::after{
  content:"";position:absolute;left:50%;top:50%;background:currentColor;border-radius:2px;transform:translate(-50%,-50%);
}
.faq-item summary .plus::before{width:14px;height:2px}
.faq-item summary .plus::after{width:2px;height:14px}
.faq-item[open] summary .plus{transform:rotate(45deg);color:var(--accent)}
.faq-body{padding:0 20px 20px;border-top:1px solid var(--line);color:var(--tx-2);font-size:15px;line-height:1.85}
.faq-body p{padding-top:14px}

/* ---------- cta ---------- */
.cta-band{
  position:relative;margin:0 auto;padding:56px 0;
  background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;top:-120px;right:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(180,240,60,.10),transparent 65%);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(90deg,transparent 49.6%,rgba(255,255,255,.06) 50%,transparent 50.4%);
  background-size:160px 100%;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:3fr 2fr;gap:44px;align-items:center}
.cta-copy h2{font-size:clamp(24px,2.6vw,32px)}
.cta-copy p{margin-top:12px;color:var(--tx-2);font-size:16px;max-width:520px}
.cta-form{display:grid;gap:12px}
.cta-form label{font-size:13px;color:var(--tx-3)}
.cta-form input{
  width:100%;height:48px;padding:0 16px;border-radius:var(--r-input);
  background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--tx-1);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.cta-form input::placeholder{color:var(--tx-3)}
.cta-form input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(180,240,60,.18);outline:none}
.cta-form .hint{font-size:13px;color:var(--tx-3)}
.cta-form .btn{width:100%}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.footer-brand p{margin-top:14px;font-size:14px;color:var(--tx-3);max-width:300px;line-height:1.8}
.footer-col h4{font-size:14px;font-weight:600;padding-bottom:12px;border-bottom:1px solid var(--line);margin-bottom:16px}
.footer-col ul li+li{margin-top:10px}
.footer-col ul a{font-size:14px;color:var(--tx-2)}
.footer-col ul a:hover{color:var(--accent)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  font-size:13px;color:var(--tx-3);
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .hero-grid{gap:32px}
  .mega-panel{width:660px}
}
@media (max-width:991px){
  .nav-menu{
    position:fixed;top:0;right:0;bottom:0;width:300px;z-index:200;
    flex-direction:column;align-items:stretch;gap:8px;
    padding:88px 20px 32px;margin-left:0;
    background:rgba(4,16,23,.98);
    backdrop-filter:blur(14px);
    border-left:1px solid var(--line);
    transform:translateX(100%);transition:transform .28s var(--ease);
    overflow-y:auto;
  }
  body.nav-open .nav-menu{transform:translateX(0)}
  .nav-toggle{display:inline-flex}
  .nav-cta{height:40px;margin-top:10px}
  .mega-panel{
    position:static;width:auto;opacity:1;visibility:visible;transform:none;
    padding:12px;margin-top:8px;background:transparent;border:0;box-shadow:none;
    backdrop-filter:none;display:none;
  }
  .nav-item:hover .mega-panel,.nav-item:focus-within .mega-panel{display:block;transition-delay:0s}
  .mega-grid{grid-template-columns:1fr 1fr;gap:14px}
  .hero-grid{grid-template-columns:1fr}
  .stat-bar{grid-template-columns:repeat(2,1fr);gap:14px}
  .stat-item{border-right:0;border-bottom:1px solid var(--line);padding-bottom:12px}
  .stat-item:nth-last-child(-n+2){border-bottom:0}
  .split{grid-template-columns:1fr;gap:24px}
  .toc{position:static}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::after{display:none}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:64px 0}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .cat-hero{padding:52px 0 48px}
  .hero-sub{font-size:16px}
  .stat-bar{padding:18px}
  .stat-item b{font-size:22px}
  .group{padding:20px}
  .figure img{height:190px}
  .rights-table{min-width:640px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{margin-top:32px}
}
@media (max-width:640px){
  .steps{grid-template-columns:1fr}
  .table-wrap{border:0;background:transparent;box-shadow:none;overflow:visible}
  .rights-table{min-width:0;display:block}
  .rights-table caption{padding:0 0 16px}
  .rights-table thead{display:none}
  .rights-table tbody{display:block}
  .rights-table tbody tr{
    display:block;margin-bottom:16px;padding:8px 16px;
    border-radius:var(--r-card);background:var(--glass);border:1px solid var(--line);
  }
  .rights-table tbody th{
    position:static;display:block;width:auto;padding:14px 0 10px;
    background:transparent;border-bottom:1px solid var(--line);font-size:15px;
  }
  .rights-table tbody td{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.08);
  }
  .rights-table tbody td:last-child{border-bottom:0}
  .rights-table tbody td::before{
    content:attr(data-label);font-size:13px;color:var(--tx-3);flex:0 0 auto;
  }
  .rights-table .is-featured{background:rgba(180,240,60,.06);box-shadow:inset 0 0 0 1px var(--line-glow)}
}
@media (max-width:480px){
  body{font-size:15px}
  .hero-copy h1{font-size:28px}
  .hero-actions .btn{width:100%}
  .brand-text{font-size:15px}
  .stat-bar{grid-template-columns:1fr 1fr}
  .mega-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
  .btn-primary:hover,.plan-row:hover,.nav-cta:hover{transform:none;box-shadow:none}
}

/* roulang page: category2 */
:root{
  --bg-0:#061219;
  --bg-1:#0A1F2B;
  --bg-2:#041017;
  --primary:#17C8B0;
  --accent:#B4F03C;
  --rank:#FF9F45;
  --tx-1:#E9F3F5;
  --tx-2:#A8BCC4;
  --tx-3:#7A9099;
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.10);
  --line-glow:rgba(180,240,60,.35);
  --shadow-card:0 18px 40px rgba(0,0,0,.35);
  --shadow-hover:0 22px 52px rgba(0,0,0,.45);
  --r-sm:10px;
  --r-md:14px;
  --r-lg:18px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}

*,*::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:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease);}
img{max-width:100%;display:block;border-radius:12px;}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
:focus-visible{outline:none;box-shadow:0 0 0 2px #061219,0 0 0 4px var(--accent);border-radius:6px;}

.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 24px;
}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  background:rgba(6,18,25,.72);
  backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(6,18,25,.94);
  border-bottom-color:var(--line);
}
@supports not (backdrop-filter:blur(2px)){
  .site-header{background:#081821;}
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:72px;
  transition:height .25s var(--ease);
}
.site-header.is-scrolled .nav{height:60px;}
.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-mark{
  width:40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:var(--glass);
  border:1px solid var(--line);
  flex:0 0 auto;
}
.brand-text{
  font-size:17px;
  font-weight:700;
  letter-spacing:.01em;
  color:var(--tx-1);
}
.brand:hover .brand-text{color:var(--accent);}

.nav-menu{
  display:flex;
  align-items:center;
  gap:6px;
}
.nav-item{position:relative;}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:10px 14px;
  font-size:15px;
  font-weight:500;
  color:var(--tx-2);
  border-radius:8px;
}
.nav-link:hover{color:var(--tx-1);background:var(--glass);}
.nav-link.is-active{color:var(--tx-1);font-weight:600;}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:-14px;
  height:2px;
  border-radius:2px;
  background:var(--accent);
}
.caret{
  width:6px;height:6px;
  border-right:1.5px solid currentColor;
  border-bottom:1.5px solid currentColor;
  transform:rotate(45deg) translateY(-1px);
  opacity:.7;
}

.mega-panel{
  position:absolute;
  top:calc(100% + 14px);
  right:0;
  width:820px;
  max-width:calc(100vw - 48px);
  padding:22px;
  border-radius:var(--r-lg);
  background:rgba(10,31,43,.96);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  opacity:0;
  visibility:hidden;
  transform:translateY(-6px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
  overflow:hidden;
}
.mega-panel::before{
  content:"";
  position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,var(--line-glow),transparent 70%);
}
@supports not (backdrop-filter:blur(2px)){
  .mega-panel{background:var(--bg-1);}
}
.nav-item:hover .mega-panel,
.nav-item:focus-within .mega-panel{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.mega-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.mega-col h4{
  font-size:14px;
  font-weight:600;
  color:var(--tx-1);
  padding-bottom:10px;
  margin-bottom:12px;
  border-bottom:1px solid var(--line);
}
.mega-col ul li a{
  display:block;
  padding:6px 0;
  font-size:13.5px;
  color:var(--tx-2);
}
.mega-col ul li a:hover{color:var(--accent);}
.mega-mini{
  display:flex;
  gap:10px;
  align-items:center;
  padding:8px;
  border-radius:var(--r-sm);
  transition:background-color .2s var(--ease);
}
.mega-mini:hover{background:var(--glass-2);}
.mega-mini img{width:58px;height:44px;object-fit:cover;border-radius:8px;flex:0 0 auto;}
.mega-mini-body{display:flex;flex-direction:column;gap:2px;min-width:0;}
.mega-mini-tag{font-size:11.5px;color:var(--primary);}
.mega-mini-title{
  font-size:13px;
  color:var(--tx-1);
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.mega-entry{
  display:inline-flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  margin-top:10px;
  width:100%;
  padding:12px 14px;
  font-size:13.5px;
  color:var(--accent);
  border:1px dashed var(--line-glow);
  border-radius:var(--r-sm);
}
.mega-entry:hover{background:rgba(180,240,60,.08);}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--glass);
  color:var(--tx-1);
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  background:currentColor;
  border-radius:2px;
  position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;left:0;
  width:18px;height:2px;
  background:currentColor;
  border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-overlay{
  position:fixed;inset:0;
  background:rgba(4,16,23,.7);
  opacity:0;visibility:hidden;
  transition:opacity .25s var(--ease),visibility .25s;
  z-index:55;
}
.nav-overlay.is-open{opacity:1;visibility:visible;}

/* ============ 按钮体系 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:var(--r-sm);
  font-size:15.5px;
  font-weight:600;
  letter-spacing:.01em;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),opacity .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--primary));
  color:#06181C;
}
.btn-primary:hover{
  transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(180,240,60,.5),0 10px 30px rgba(180,240,60,.30);
}
.btn-primary:active{transform:translateY(0);filter:brightness(.96);}
.btn-ghost{
  background:transparent;
  border:1px solid var(--line);
  color:var(--tx-1);
}
.btn-ghost:hover{
  border-color:var(--accent);
  background:rgba(180,240,60,.08);
  transform:translateY(-1px);
}
.btn-text{
  color:var(--primary);
  border-bottom:1px dashed var(--primary);
  border-radius:0;
  padding:0 0 2px;
  height:auto;
  font-weight:600;
}
.btn-text:hover{color:var(--accent);border-bottom-color:var(--accent);}
.btn-sm{height:40px;padding:0 18px;font-size:14.5px;}
.btn-block{width:100%;}

/* ============ 面包屑 ============ */
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--tx-3);
  margin-bottom:22px;
}
.crumb a{color:var(--tx-3);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{opacity:.5;}
.crumb .current{color:var(--accent);}

/* ============ 分类 Hero ============ */
.page-hero{
  position:relative;
  padding:142px 0 88px;
  background:
    linear-gradient(180deg,rgba(6,18,25,.74) 0%,rgba(6,18,25,.93) 62%,var(--bg-0) 100%),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:
    linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px),
    linear-gradient(0deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:96px 96px;
  opacity:.6;
  pointer-events:none;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:52px;
  align-items:center;
}
.hero-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  margin-bottom:20px;
  font-size:13px;
  color:var(--accent);
  border:1px solid var(--line-glow);
  border-radius:999px;
  background:rgba(180,240,60,.07);
}
.hero-eyebrow .dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 3px rgba(180,240,60,.18);
}
.hero-title{
  font-size:clamp(30px,4.4vw,50px);
  line-height:1.16;
  font-weight:700;
  letter-spacing:-.02em;
  margin-bottom:18px;
}
.hero-title em{
  font-style:normal;
  color:var(--accent);
}
.hero-sub{
  font-size:16.5px;
  line-height:1.85;
  color:var(--tx-2);
  max-width:560px;
  margin-bottom:28px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:26px;
}
.hero-points{
  display:flex;
  flex-wrap:wrap;
  gap:22px;
  font-size:13.5px;
  color:var(--tx-3);
}
.hero-points span{display:inline-flex;align-items:center;gap:8px;}
.hero-points i{
  width:6px;height:6px;
  border-radius:50%;
  background:var(--primary);
  display:inline-block;
  font-style:normal;
}

.hero-card{
  position:relative;
  padding:26px;
  border-radius:var(--r-lg);
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.hero-card::before{
  content:"";
  position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,var(--line-glow),transparent 72%);
}
@supports not (backdrop-filter:blur(2px)){
  .hero-card{background:var(--bg-1);}
}
.hero-card-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:18px;
}
.hero-card-top h2{
  font-size:17px;
  font-weight:600;
}
.badge-rank{
  display:inline-flex;
  align-items:center;
  padding:4px 12px;
  font-size:12px;
  font-weight:600;
  color:var(--rank);
  border:1px solid rgba(255,159,69,.45);
  background:rgba(255,159,69,.10);
  border-radius:999px;
  white-space:nowrap;
}
.status-list{
  display:flex;
  flex-direction:column;
  gap:14px;
  margin-bottom:20px;
}
.status-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
}
.status-row:last-child{border-bottom:none;padding-bottom:0;}
.status-name{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14.5px;
  color:var(--tx-1);
}
.status-name i{
  width:8px;height:8px;border-radius:2px;
  background:var(--primary);
  display:inline-block;
  font-style:normal;
}
.status-val{
  font-size:13.5px;
  color:var(--tx-3);
  font-variant-numeric:tabular-nums;
}
.hero-card-foot{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:16px;
  font-size:12.5px;
  color:var(--tx-3);
}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:44px;}
.section-tag{
  display:inline-block;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
  letter-spacing:.06em;
  margin-bottom:12px;
}
.section-head h2{
  font-size:clamp(24px,2.6vw,34px);
  line-height:1.28;
  font-weight:700;
  letter-spacing:-.01em;
  margin-bottom:14px;
}
.section-head p{
  font-size:15.5px;
  color:var(--tx-2);
}

/* ============ 概览卡（水印式） ============ */
.overview-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.overview-card{
  position:relative;
  display:block;
  padding:32px 30px;
  border-radius:var(--r-lg);
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.overview-card::before{
  content:"";
  position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,var(--line-glow),transparent 70%);
}
@supports not (backdrop-filter:blur(2px)){
  .overview-card{background:var(--bg-1);}
}
.overview-card:hover{
  transform:translateY(-3px);
  border-color:var(--line-glow);
  box-shadow:var(--shadow-hover);
}
.ov-num{
  position:absolute;
  top:14px;left:22px;
  font-size:64px;
  font-weight:700;
  line-height:1;
  color:rgba(255,255,255,.12);
  font-variant-numeric:tabular-nums;
  pointer-events:none;
}
.ov-arrow{
  position:absolute;
  top:26px;right:26px;
  width:34px;height:34px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--tx-2);
  font-size:14px;
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.overview-card:hover .ov-arrow{
  border-color:var(--accent);
  color:var(--accent);
  transform:translateX(2px);
}
.ov-body{position:relative;padding-top:38px;}
.ov-body h3{
  font-size:20px;
  font-weight:600;
  margin-bottom:10px;
}
.ov-body p{
  font-size:14.5px;
  color:var(--tx-2);
  line-height:1.8;
}
.ov-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:16px;
}
.chip{
  display:inline-flex;
  align-items:center;
  padding:4px 12px;
  font-size:12.5px;
  color:var(--tx-2);
  border:1px solid var(--line);
  border-radius:999px;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.chip:hover{border-color:var(--line-glow);color:var(--accent);}

/* ============ 内容卡片网格 ============ */
.card-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.content-card{
  display:flex;
  flex-direction:column;
  border-radius:var(--r-lg);
  background:var(--glass);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
@supports not (backdrop-filter:blur(2px)){
  .content-card{background:var(--bg-1);}
}
.content-card:hover{
  transform:translateY(-2px);
  border-color:var(--line-glow);
  box-shadow:var(--shadow-hover);
}
.card-media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--bg-1);
}
.card-media img{
  width:100%;height:100%;
  object-fit:cover;
  border-radius:0;
  transition:transform .35s var(--ease);
}
.content-card:hover .card-media img{transform:scale(1.03);}
.card-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,18,25,.15),rgba(6,18,25,.62));
}
.card-badge{
  position:absolute;
  top:12px;left:12px;
  z-index:2;
  display:inline-flex;
  align-items:center;
  padding:4px 11px;
  font-size:12px;
  font-weight:600;
  color:var(--accent);
  background:rgba(6,18,25,.72);
  border:1px solid var(--line-glow);
  border-radius:999px;
}
.card-lock{
  position:absolute;
  top:12px;right:12px;
  z-index:2;
  width:26px;height:26px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;
  color:var(--tx-2);
  background:rgba(6,18,25,.72);
  border:1px solid var(--line);
  border-radius:50%;
}
.card-body{
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
}
.card-body h3{
  font-size:18px;
  font-weight:600;
  line-height:1.5;
}
.content-card:hover .card-body h3{color:var(--accent);}
.card-body p{
  font-size:14px;
  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:auto;
  padding-top:12px;
  border-top:1px solid var(--line);
  font-size:12.5px;
  color:var(--tx-3);
  font-variant-numeric:tabular-nums;
}
.card-foot .arrow{color:var(--primary);}

/* ============ 胶囊目录条 ============ */
.pill-nav{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:11px 20px;
  font-size:14.5px;
  color:var(--tx-2);
  border:1px solid var(--line);
  border-radius:999px;
  background:var(--glass);
  transition:border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease),transform .2s var(--ease);
}
.pill:hover{
  border-color:var(--line-glow);
  color:var(--accent);
  background:rgba(180,240,60,.08);
  transform:translateY(-2px);
}
.pill i{
  width:6px;height:6px;border-radius:50%;
  background:var(--primary);
  display:inline-block;
  font-style:normal;
}

/* ============ 提示条 ============ */
.notice{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:20px 24px;
  border-radius:var(--r-md);
  background:var(--glass);
  border:1px solid var(--line);
  border-left:3px solid var(--accent);
}
.notice p{
  font-size:14.5px;
  color:var(--tx-2);
}
.notice strong{color:var(--tx-1);font-weight:600;}

/* ============ CTA ============ */
.cta-section{
  position:relative;
  padding:76px 0;
  background:var(--bg-1);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.cta-section::before{
  content:"";
  position:absolute;
  top:-140px;right:-80px;
  width:520px;height:420px;
  background:radial-gradient(closest-side,rgba(180,240,60,.10),transparent 72%);
  pointer-events:none;
}
.cta-section::after{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:120px 100%;
  opacity:.7;
  pointer-events:none;
}
.cta-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.4fr 1fr;
  gap:48px;
  align-items:center;
}
.cta-grid h2{
  font-size:clamp(24px,2.6vw,32px);
  font-weight:700;
  line-height:1.3;
  letter-spacing:-.01em;
  margin-bottom:12px;
}
.cta-grid p{
  font-size:15px;
  color:var(--tx-2);
}
.cta-form{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.cta-form input{
  flex:1 1 220px;
  height:48px;
  padding:0 16px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  color:var(--tx-1);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cta-form input::placeholder{color:var(--tx-3);}
.cta-form input:focus{
  outline:none;
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(180,240,60,.18);
}
.cta-note{
  margin-top:12px;
  font-size:12.5px;
  color:var(--tx-3);
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-2);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid var(--line);
}
.footer-brand .brand{margin-bottom:14px;}
.footer-brand p{
  font-size:13.5px;
  color:var(--tx-3);
  line-height:1.9;
  max-width:340px;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:var(--tx-1);
  padding-bottom:12px;
  margin-bottom:14px;
  border-bottom:1px solid var(--line);
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{
  font-size:13.5px;
  color:var(--tx-2);
}
.footer-col ul li a:hover{color:var(--accent);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:22px;
  font-size:12.5px;
  color:var(--tx-3);
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .container{padding:0 24px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .mega-panel{width:720px;}
}
@media (max-width:992px){
  .container{max-width:960px;}
  .nav-toggle{display:inline-flex;}
  .nav-menu{
    position:fixed;
    top:0;right:0;
    width:300px;
    height:100vh;
    padding:84px 20px 32px;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    background:rgba(6,18,25,.97);
    backdrop-filter:blur(18px);
    border-left:1px solid var(--line);
    transform:translateX(102%);
    transition:transform .3s var(--ease);
    overflow-y:auto;
    z-index:60;
  }
  @supports not (backdrop-filter:blur(2px)){
    .nav-menu{background:var(--bg-2);}
  }
  .nav-menu.is-open{transform:translateX(0);}
  .nav-item{width:100%;}
  .nav-link{
    display:flex;
    justify-content:space-between;
    padding:14px 6px;
    border-bottom:1px solid var(--line);
    border-radius:0;
  }
  .nav-link.is-active::after{display:none;}
  .nav-link.is-active{color:var(--accent);}
  .mega-panel{
    position:static;
    width:100%;
    max-width:none;
    opacity:1;
    visibility:visible;
    transform:none;
    margin:6px 0 10px;
    padding:16px;
    box-shadow:none;
    background:rgba(255,255,255,.03);
  }
  .mega-grid{grid-template-columns:1fr;gap:16px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-sub{max-width:none;}
  .page-hero{padding:118px 0 64px;}
  .section{padding:64px 0;}
  .cta-grid{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .overview-grid{grid-template-columns:1fr;}
  .card-grid{grid-template-columns:1fr;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:32px;}
  .notice{flex-direction:column;align-items:flex-start;gap:14px;}
  .hero-points{gap:16px;}
  .cta-form{flex-direction:column;}
  .cta-form input,.cta-form .btn{width:100%;}
}
@media (max-width:520px){
  body{font-size:15px;}
  .brand-text{font-size:15.5px;}
  .hero-title{font-size:28px;}
  .ov-num{font-size:52px;top:16px;left:18px;}
  .overview-card{padding:26px 20px;}
  .card-body{padding:18px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .nav-menu{width:280px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .btn:hover,.overview-card:hover,.content-card:hover,.pill:hover{transform:none !important;}
  .content-card:hover .card-media img{transform:none !important;}
}