/* roulang page: index */
:root{
  --bs-primary:#23D3E8;
  --bs-body-bg:#070B14;
  --bs-body-color:#EAF1FA;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:12px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --gx-bg:#070B14;
  --gx-bg-2:#0B1220;
  --gx-bg-3:#101A2E;
  --gx-cyan:#23D3E8;
  --gx-cyan-deep:#12A8C4;
  --gx-gold:#FFB020;
  --gx-gold-2:#FF8A3D;
  --gx-green:#35E08A;
  --gx-warn:#FF6B57;
  --gx-info:#6FA8FF;
  --gx-text:#EAF1FA;
  --gx-text-2:#9FB0C6;
  --gx-text-3:#6C7C93;
  --gx-line:rgba(255,255,255,.08);
  --gx-line-2:rgba(255,255,255,.14);
  --gx-glow:rgba(35,211,232,.45);
  --gx-r-card:16px;
  --gx-r-panel:18px;
  --gx-r-btn:12px;
  --gx-r-img:14px;
  --gx-shadow:0 0 0 1px rgba(255,255,255,.08),0 16px 40px rgba(0,0,0,.45);
  --gx-shadow-hover:0 0 0 1px rgba(35,211,232,.4),0 20px 46px rgba(0,0,0,.55),0 0 24px rgba(35,211,232,.28);
  --gx-glass:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  --gx-mono:ui-monospace,"SF Mono","DIN Alternate","Roboto Mono",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--gx-bg);color:var(--gx-text);
  font-family:var(--bs-font-sans-serif);font-size:16px;line-height:1.85;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--gx-cyan);text-decoration:none;transition:color .2s ease;}
a:hover{color:#7BE8F5;}
ul,ol{list-style:none;margin:0;padding:0;}
p{margin:0 0 16px;}
button,input,select{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--gx-cyan);outline-offset:2px;border-radius:6px;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--gx-text);line-height:1.25;}
.gx-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.gx-section{padding:104px 0;position:relative;}
.gx-section--tight{padding:80px 0;}
.gx-section--alt{background:var(--gx-bg-2);}
.gx-mono{font-family:var(--gx-mono);font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.gx-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;height:76px;display:flex;align-items:center;
  background:rgba(7,11,20,.42);
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--gx-line);
  transition:height .24s ease,background .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.gx-header.is-scrolled{height:64px;background:rgba(7,11,20,.9);border-bottom-color:rgba(35,211,232,.28);box-shadow:0 12px 34px rgba(0,0,0,.5);}
.gx-nav-wrap{display:flex;align-items:center;gap:24px;}
.gx-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.gx-logo-mark{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(150deg,var(--gx-cyan),var(--gx-cyan-deep));
  color:#04141A;font-weight:800;font-size:18px;
  box-shadow:0 0 18px rgba(35,211,232,.35);
}
.gx-logo-text{font-size:17px;font-weight:700;color:#fff;letter-spacing:.01em;white-space:nowrap;}
.gx-nav{display:flex;align-items:center;gap:4px;margin-left:12px;flex:1 1 auto;}
.gx-nav-link{
  position:relative;display:inline-block;padding:8px 12px;border-radius:10px;
  font-size:15px;color:var(--gx-text-2);white-space:nowrap;transition:color .2s ease,background .2s ease;
}
.gx-nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--gx-cyan);transform:scaleX(0);transform-origin:left;transition:transform .24s ease;
}
.gx-nav-link:hover{color:#fff;background:rgba(255,255,255,.05);}
.gx-nav-link:hover::after{transform:scaleX(1);}
.gx-nav-link.is-active{color:#fff;font-weight:600;}
.gx-nav-link.is-active::after{transform:scaleX(1);}
.gx-nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.gx-icon-btn{
  width:40px;height:40px;border-radius:11px;border:1px solid var(--gx-line);background:rgba(255,255,255,.03);
  color:var(--gx-text-2);display:grid;place-items:center;cursor:pointer;transition:.2s ease;
}
.gx-icon-btn:hover{color:var(--gx-cyan);border-color:rgba(35,211,232,.4);background:rgba(35,211,232,.08);}
.gx-burger{display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--gx-line);background:rgba(255,255,255,.03);color:var(--gx-text);cursor:pointer;}
.gx-burger:hover{border-color:rgba(35,211,232,.4);color:var(--gx-cyan);}

/* ---------- buttons ---------- */
.gx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--gx-r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;text-align:center;line-height:1.4;
  transition:transform .2s ease,box-shadow .24s ease,background .24s ease,color .2s ease,border-color .2s ease,filter .2s ease;
  clip-path:polygon(0 0,calc(100% - 12px) 0,100% 12px,100% 100%,0 100%);
}
.gx-btn-primary{
  background:linear-gradient(120deg,var(--gx-gold),var(--gx-gold-2));color:#22160A;
  box-shadow:0 0 18px rgba(255,176,32,.35);
}
.gx-btn-primary:hover{transform:translateY(-2px);color:#22160A;filter:brightness(1.06);box-shadow:0 0 26px rgba(255,176,32,.55);}
.gx-btn-primary:active{transform:translateY(-1px);}
.gx-btn-primary[disabled],.gx-btn-primary.is-disabled{filter:saturate(.4);box-shadow:none;cursor:not-allowed;}
.gx-btn-ghost-cyan{background:transparent;border-color:rgba(35,211,232,.55);color:var(--gx-cyan);}
.gx-btn-ghost-cyan:hover{background:rgba(35,211,232,.12);border-color:rgba(35,211,232,.9);color:#8FEEFA;}
.gx-btn-ghost{background:transparent;border-color:var(--gx-line-2);color:var(--gx-text-2);}
.gx-btn-ghost:hover{border-color:rgba(35,211,232,.5);color:var(--gx-cyan);}
.gx-btn-link{background:none;border:none;color:var(--gx-cyan);padding:6px 0;font-weight:600;display:inline-flex;align-items:center;gap:8px;cursor:pointer;}
.gx-btn-link i{transition:transform .2s ease;}
.gx-btn-link:hover i{transform:translateX(4px);}
.gx-btn-sm{padding:9px 16px;font-size:14px;}
.gx-btn-block{width:100%;}

/* ---------- hero ---------- */
.gx-hero{position:relative;padding:158px 0 96px;overflow:hidden;background:var(--gx-bg);}
.gx-hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;transform:scale(1.02);}
.gx-hero-bg::after{content:"";position:absolute;inset:0;background:rgba(7,11,20,.72);}
.gx-hero-grid{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse at 30% 20%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse at 30% 20%,#000 0%,transparent 72%);
}
.gx-hero-glow{
  position:absolute;top:-180px;right:-140px;width:720px;height:720px;pointer-events:none;
  background:radial-gradient(circle,rgba(35,211,232,.22) 0%,rgba(35,211,232,0) 62%);
}
.gx-hero-inner{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.gx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:rgba(35,211,232,.1);border:1px solid rgba(35,211,232,.32);
  color:var(--gx-cyan);font-size:13px;letter-spacing:.04em;margin-bottom:22px;
}
.gx-eyebrow i{font-size:11px;}
.gx-hero h1{font-size:clamp(30px,4.6vw,54px);line-height:1.15;font-weight:700;letter-spacing:-.01em;}
.gx-hero h1 em{font-style:normal;background:linear-gradient(96deg,var(--gx-cyan),#EAF1FA);-webkit-background-clip:text;background-clip:text;color:transparent;}
.gx-hero-sub{margin-top:22px;font-size:18px;line-height:1.75;color:var(--gx-text-2);max-width:620px;}
.gx-hero-points{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.gx-pill{display:inline-flex;align-items:center;gap:8px;padding:8px 15px;border-radius:999px;font-size:13.5px;color:var(--gx-text-2);background:rgba(255,255,255,.04);border:1px solid var(--gx-line);}
.gx-pill i{color:var(--gx-cyan);}
.gx-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}

/* ---------- login card ---------- */
.gx-login-card{
  position:relative;border-radius:var(--gx-r-panel);padding:28px;
  background:var(--gx-glass);border:1px solid var(--gx-line-2);
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--gx-shadow);overflow:hidden;
}
.gx-login-card::before{content:"";position:absolute;top:-120px;right:-90px;width:280px;height:280px;background:radial-gradient(circle,rgba(35,211,232,.28),transparent 66%);pointer-events:none;}
.gx-login-card h2{position:relative;font-size:19px;font-weight:700;margin-bottom:6px;}
.gx-login-card .gx-login-tip{position:relative;font-size:13px;color:var(--gx-text-3);margin-bottom:20px;}
.gx-field{margin-bottom:16px;position:relative;}
.gx-field label{display:block;font-size:13px;color:var(--gx-text-2);margin-bottom:8px;}
.gx-field input{
  width:100%;height:48px;border-radius:12px;padding:0 14px;color:var(--gx-text);
  background:var(--gx-bg-2);border:1px solid var(--gx-line);transition:border-color .2s ease,box-shadow .2s ease;
}
.gx-field input::placeholder{color:#4A5768;}
.gx-field input:focus{outline:none;border-color:var(--gx-cyan);box-shadow:0 0 0 4px rgba(35,211,232,.16);}
.gx-field.has-error input{border-color:var(--gx-warn);}
.gx-field-error{display:none;font-size:12px;color:var(--gx-warn);margin-top:8px;}
.gx-field.has-error .gx-field-error{display:block;}
.gx-login-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:6px 0 20px;font-size:13.5px;color:var(--gx-text-2);}
.gx-check{display:inline-flex;align-items:center;gap:8px;cursor:pointer;}
.gx-check input{width:16px;height:16px;accent-color:#23D3E8;}
.gx-login-foot{margin-top:16px;font-size:12.5px;color:var(--gx-text-3);text-align:center;line-height:1.7;}
.gx-login-foot a{color:var(--gx-cyan);}
.gx-form-ok{display:none;margin-top:14px;padding:10px 14px;border-radius:12px;background:rgba(53,224,138,.12);border:1px solid rgba(53,224,138,.4);color:#8CF0BC;font-size:13.5px;}
.gx-form-ok.is-show{display:block;}

/* ---------- trust bar ---------- */
.gx-trust{border-top:1px solid var(--gx-line);border-bottom:1px solid var(--gx-line);background:rgba(11,18,32,.72);}
.gx-trust-list{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:26px 0;}
.gx-trust-item{display:flex;flex-direction:column;gap:4px;}
.gx-trust-num{font-family:var(--gx-mono);font-size:28px;font-weight:700;color:var(--gx-cyan);line-height:1.1;}
.gx-trust-label{font-size:13.5px;color:var(--gx-text-2);}

/* ---------- section head ---------- */
.gx-head{max-width:760px;margin-bottom:52px;}
.gx-head .gx-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.14em;color:var(--gx-cyan);text-transform:uppercase;margin-bottom:14px;}
.gx-head .gx-kicker::before{content:"";width:26px;height:2px;background:var(--gx-cyan);border-radius:2px;}
.gx-head h2{font-size:clamp(24px,3vw,36px);margin-bottom:16px;}
.gx-head p{color:var(--gx-text-2);font-size:16px;margin:0;}
.gx-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.gx-head--center .gx-kicker::before{display:none;}

/* ---------- comparison table ---------- */
.gx-table-wrap{border-radius:var(--gx-r-card);border:1px solid var(--gx-line);background:var(--gx-bg-2);box-shadow:var(--gx-shadow);overflow:hidden;}
.gx-table-scroll{overflow-x:auto;}
table.gx-table{width:100%;min-width:900px;border-collapse:separate;border-spacing:0;font-size:14.5px;}
table.gx-table th,table.gx-table td{padding:16px 14px;border-bottom:1px solid var(--gx-line);text-align:center;vertical-align:middle;}
table.gx-table thead th{background:rgba(255,255,255,.05);font-weight:600;color:var(--gx-text);position:relative;}
table.gx-table thead th .gx-tier-name{display:block;font-size:15px;}
table.gx-table thead th .gx-tier-code{display:block;font-family:var(--gx-mono);font-size:12px;color:var(--gx-text-3);margin-top:4px;letter-spacing:.08em;}
table.gx-table thead th .gx-tier-price{display:block;font-family:var(--gx-mono);font-size:12.5px;color:var(--gx-gold);margin-top:6px;}
table.gx-table tbody th{text-align:left;font-weight:500;color:var(--gx-text);background:var(--gx-bg-2);position:sticky;left:0;z-index:2;}
table.gx-table tbody tr:hover td{background:rgba(35,211,232,.05);}
table.gx-table td{color:var(--gx-text-2);}
table.gx-table td i.fa-check{color:var(--gx-green);margin-right:6px;}
table.gx-table td .gx-none{color:#4A5768;font-family:var(--gx-mono);}
table.gx-table .gx-col-rec{background:rgba(35,211,232,.07);}
table.gx-table thead th.gx-col-rec{background:rgba(35,211,232,.14);box-shadow:inset 0 0 0 1px rgba(35,211,232,.5);}
table.gx-table td.gx-col-rec{box-shadow:inset 1px 0 0 rgba(35,211,232,.25),inset -1px 0 0 rgba(35,211,232,.25);}
table.gx-table tbody tr:last-child td,table.gx-table tbody tr:last-child th{border-bottom:none;}
.gx-rec-tag{
  position:absolute;top:-1px;left:50%;transform:translateX(-50%);
  background:linear-gradient(120deg,var(--gx-gold),var(--gx-gold-2));color:#22160A;
  font-size:11.5px;font-weight:700;padding:3px 12px;border-radius:0 0 10px 10px;letter-spacing:.06em;
}
.gx-table-note{margin-top:16px;font-size:13px;color:var(--gx-text-3);}

/* ---------- tier timeline ---------- */
.gx-timeline{position:relative;padding-left:38px;}
.gx-timeline::before{content:"";position:absolute;left:9px;top:10px;bottom:10px;width:2px;background:linear-gradient(180deg,rgba(35,211,232,.6),rgba(35,211,232,.05));}
.gx-tier{position:relative;margin-bottom:34px;}
.gx-tier:last-child{margin-bottom:0;}
.gx-tier-node{
  position:absolute;left:-38px;top:16px;width:20px;height:20px;border-radius:50%;
  background:var(--gx-bg);border:2px solid var(--gx-cyan);color:var(--gx-cyan);
  display:grid;place-items:center;font-family:var(--gx-mono);font-size:10px;font-weight:700;
  box-shadow:0 0 14px rgba(35,211,232,.5);
}
.gx-tier-card{
  display:grid;grid-template-columns:220px 1fr;gap:26px;padding:24px;border-radius:var(--gx-r-panel);
  background:var(--gx-glass);border:1px solid var(--gx-line-2);box-shadow:var(--gx-shadow);
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  transition:box-shadow .24s ease,transform .24s ease,border-color .24s ease;
}
.gx-tier-card:hover{transform:translateY(-4px);border-color:rgba(35,211,232,.4);box-shadow:var(--gx-shadow-hover);}
.gx-tier-thumb{border-radius:var(--gx-r-img);overflow:hidden;aspect-ratio:16/10;background:linear-gradient(140deg,#0B1220,#123244);}
.gx-tier-thumb img{width:100%;height:100%;object-fit:cover;}
.gx-tier-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:8px;}
.gx-tier-head h3{font-size:22px;}
.gx-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;font-size:12px;letter-spacing:.03em;border:1px solid rgba(35,211,232,.35);background:rgba(35,211,232,.1);color:var(--gx-cyan);}
.gx-badge--gold{border-color:rgba(255,176,32,.5);background:rgba(255,176,32,.12);color:var(--gx-gold);}
.gx-tier-desc{color:var(--gx-text-2);font-size:15px;margin-bottom:14px;}
.gx-tier-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 18px;margin-bottom:18px;}
.gx-tier-list li{position:relative;padding-left:20px;font-size:14px;color:var(--gx-text-2);}
.gx-tier-list li::before{content:"";position:absolute;left:0;top:10px;width:7px;height:7px;border-radius:2px;background:var(--gx-cyan);box-shadow:0 0 10px rgba(35,211,232,.6);}

/* ---------- preview ---------- */
.gx-preview{display:grid;grid-template-columns:2fr 1fr;gap:24px;}
.gx-card{background:var(--gx-bg-2);border:1px solid var(--gx-line);border-radius:var(--gx-r-card);box-shadow:var(--gx-shadow);overflow:hidden;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;}
.gx-card:hover{transform:translateY(-4px);border-color:rgba(35,211,232,.4);box-shadow:var(--gx-shadow-hover);}
.gx-feature-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(140deg,#0B1220,#123244);}
.gx-feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.gx-card:hover .gx-feature-media img{transform:scale(1.04);}
.gx-feature-body{padding:24px 26px 28px;}
.gx-feature-body h3{font-size:22px;margin:12px 0 10px;}
.gx-feature-body p{color:var(--gx-text-2);font-size:15px;margin:0;}
.gx-tag{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;font-size:12px;background:rgba(255,255,255,.06);border:1px solid var(--gx-line);color:var(--gx-cyan);}
.gx-preview-side{display:flex;flex-direction:column;gap:16px;}
.gx-mini{display:grid;grid-template-columns:96px 1fr;gap:14px;padding:14px;border-radius:var(--gx-r-card);background:var(--gx-bg-2);border:1px solid var(--gx-line);box-shadow:var(--gx-shadow);transition:.24s ease;flex:1;}
.gx-mini:hover{transform:translateY(-3px);border-color:rgba(35,211,232,.4);box-shadow:var(--gx-shadow-hover);}
.gx-mini-thumb{border-radius:12px;overflow:hidden;aspect-ratio:16/10;background:linear-gradient(140deg,#0B1220,#123244);}
.gx-mini-thumb img{width:100%;height:100%;object-fit:cover;}
.gx-mini h3{font-size:15px;line-height:1.5;margin-bottom:6px;}
.gx-mini span{font-size:12.5px;color:var(--gx-text-3);}

/* ---------- cms list ---------- */
.gx-filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.gx-filter button{
  padding:8px 16px;border-radius:999px;font-size:13.5px;color:var(--gx-text-2);cursor:pointer;
  background:rgba(255,255,255,.04);border:1px solid var(--gx-line);transition:.2s ease;
}
.gx-filter button:hover{color:var(--gx-cyan);border-color:rgba(35,211,232,.45);}
.gx-filter button.is-on{color:#04141A;background:linear-gradient(120deg,var(--gx-cyan),var(--gx-cyan-deep));border-color:transparent;font-weight:600;}
.gx-posts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.gx-post-card{display:flex;flex-direction:column;background:var(--gx-bg-2);border:1px solid var(--gx-line);border-radius:var(--gx-r-card);overflow:hidden;box-shadow:var(--gx-shadow);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;}
.gx-post-card:hover{transform:translateY(-4px);border-color:rgba(35,211,232,.4);box-shadow:var(--gx-shadow-hover);}
.gx-post-thumb{display:block;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(140deg,#0B1220,#123244);}
.gx-post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.gx-post-card:hover .gx-post-thumb img{transform:scale(1.04);}
.gx-post-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1;}
.gx-post-title{font-size:17px;line-height:1.55;margin:12px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.gx-post-title a{color:var(--gx-text);}
.gx-post-title a:hover{color:var(--gx-cyan);}
.gx-post-sum{font-size:14px;color:var(--gx-text-2);margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.gx-post-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12.5px;color:var(--gx-text-3);font-family:var(--gx-mono);}
.gx-empty{
  text-align:center;padding:60px 24px;border-radius:var(--gx-r-card);
  border:1px dashed rgba(35,211,232,.3);background:rgba(16,26,46,.5);
}
.gx-empty i{font-size:34px;color:rgba(35,211,232,.6);margin-bottom:16px;display:block;}
.gx-empty p{color:var(--gx-text-2);margin-bottom:20px;}
.gx-list-foot{display:flex;justify-content:center;margin-top:40px;}

/* ---------- faq ---------- */
.gx-faq{max-width:900px;margin:0 auto;}
.gx-faq .accordion-item{background:var(--gx-bg-2);border:1px solid var(--gx-line);border-radius:var(--gx-r-card)!important;margin-bottom:14px;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.gx-faq .accordion-item:hover{border-color:rgba(35,211,232,.32);}
.gx-faq .accordion-button{
  background:transparent;color:var(--gx-text);font-size:17px;font-weight:600;padding:20px 22px;
  box-shadow:none;border:0;position:relative;line-height:1.6;
}
.gx-faq .accordion-button:not(.collapsed){color:var(--gx-cyan);background:rgba(35,211,232,.05);box-shadow:inset 3px 0 0 var(--gx-cyan);}
.gx-faq .accordion-button:focus{box-shadow:inset 3px 0 0 var(--gx-cyan);outline:2px solid rgba(35,211,232,.6);outline-offset:-2px;}
.gx-faq .accordion-button::after{
  background-image:none;content:"\f107";font-family:"Font Awesome 6 Free";font-weight:900;
  color:var(--gx-cyan);width:auto;height:auto;font-size:15px;transition:transform .24s ease;transform-origin:center;
}
.gx-faq .accordion-button:not(.collapsed)::after{transform:rotate(180deg);}
.gx-faq .accordion-body{padding:0 22px 22px;color:var(--gx-text-2);font-size:15px;line-height:1.85;}

/* ---------- cta ---------- */
.gx-cta{
  position:relative;overflow:hidden;border-radius:var(--gx-r-panel);padding:52px;
  background:var(--gx-glass);border:1px solid var(--gx-line-2);
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--gx-shadow);
  display:grid;grid-template-columns:1.4fr 1fr;gap:36px;align-items:center;
}
.gx-cta::after{content:"";position:absolute;top:-140px;right:-100px;width:420px;height:420px;background:radial-gradient(circle,rgba(255,176,32,.18),transparent 66%);pointer-events:none;}
.gx-cta h2{font-size:clamp(22px,2.6vw,32px);margin-bottom:14px;position:relative;}
.gx-cta p{color:var(--gx-text-2);margin:0;font-size:15.5px;position:relative;}
.gx-cta-actions{display:flex;flex-direction:column;gap:14px;align-items:flex-start;position:relative;}
.gx-cta-actions .gx-btn{width:100%;}
.gx-cta-note{font-size:12.5px;color:var(--gx-text-3);line-height:1.7;}

/* ---------- footer ---------- */
.gx-footer{background:var(--gx-bg-2);border-top:1px solid var(--gx-line);padding:72px 0 28px;margin-top:0;}
.gx-footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:32px;}
.gx-footer .gx-logo-text{font-size:16px;}
.gx-footer-desc{color:var(--gx-text-2);font-size:14px;margin:18px 0 14px;line-height:1.8;}
.gx-footer-contact{font-size:13.5px;color:var(--gx-text-3);line-height:1.9;}
.gx-footer h4{font-size:14px;letter-spacing:.06em;color:var(--gx-text);margin-bottom:16px;font-weight:600;}
.gx-footer li{margin-bottom:10px;}
.gx-footer li a{color:var(--gx-text-2);font-size:14px;display:inline-block;transition:color .2s ease,transform .2s ease;}
.gx-footer li a:hover{color:var(--gx-cyan);transform:translateX(2px);}
.gx-footer-bottom{margin-top:56px;padding-top:22px;border-top:1px solid var(--gx-line);display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:13px;color:var(--gx-text-3);}
.gx-status{display:inline-flex;align-items:center;gap:8px;}
.gx-dot{width:8px;height:8px;border-radius:50%;background:var(--gx-green);box-shadow:0 0 0 0 rgba(53,224,138,.6);animation:gxPulse 2s infinite;}
@keyframes gxPulse{0%{box-shadow:0 0 0 0 rgba(53,224,138,.55);}70%{box-shadow:0 0 0 8px rgba(53,224,138,0);}100%{box-shadow:0 0 0 0 rgba(53,224,138,0);}}

/* ---------- drawer ---------- */
.gx-mask{position:fixed;inset:0;background:rgba(4,7,14,.68);opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;z-index:1050;}
.gx-mask.is-open{opacity:1;visibility:visible;}
.gx-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(340px,86vw);z-index:1060;padding:24px;
  background:rgba(11,18,32,.94);-webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  border-left:1px solid var(--gx-line-2);transform:translateX(102%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:10px;overflow-y:auto;
}
.gx-drawer.is-open{transform:translateX(0);}
.gx-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.gx-drawer a.gx-nav-link{display:block;padding:14px 12px;font-size:16px;border-radius:12px;}
.gx-drawer a.gx-nav-link::after{display:none;}
.gx-drawer .gx-btn{margin-top:10px;width:100%;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .gx-hero-inner{grid-template-columns:6fr 6fr;gap:40px;}
  .gx-posts{grid-template-columns:repeat(2,minmax(0,1fr));}
  .gx-footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px;}
  .gx-footer-grid > div:last-child{grid-column:span 4;}
}
@media (max-width:991px){
  .gx-nav,.gx-nav-actions .gx-nav-login{display:none;}
  .gx-burger{display:grid;place-items:center;}
  .gx-hero{padding:132px 0 76px;}
  .gx-hero-inner{grid-template-columns:1fr;gap:36px;}
  .gx-section{padding:72px 0;}
  .gx-section--tight{padding:60px 0;}
  .gx-trust-list{grid-template-columns:repeat(2,1fr);gap:24px;}
  .gx-preview{grid-template-columns:1fr;}
  .gx-tier-card{grid-template-columns:1fr;gap:18px;}
  .gx-cta{grid-template-columns:1fr;padding:36px;}
  .gx-footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .gx-footer-grid > div:last-child{grid-column:span 2;}
}
@media (max-width:767px){
  .gx-container{padding:0 18px;}
  .gx-section{padding:56px 0;}
  .gx-section--tight{padding:52px 0;}
  .gx-head{margin-bottom:32px;}
  .gx-posts{grid-template-columns:1fr;}
  .gx-tier-list{grid-template-columns:1fr;}
  .gx-logo-text{font-size:15px;}
  .gx-trust-num{font-size:23px;}
  .gx-hero-sub{font-size:16px;}
  .gx-card,.gx-post-card,.gx-tier-card{border-radius:14px;}
  table.gx-table{font-size:13.5px;}
  .gx-footer-grid{grid-template-columns:1fr;}
  .gx-footer-grid > div:last-child{grid-column:span 1;}
}
@media (max-width:575px){
  .gx-hero{padding:118px 0 60px;}
  .gx-hero h1{font-size:30px;}
  .gx-btn{width:100%;}
  .gx-hero-actions{flex-direction:column;}
  .gx-trust-list{display:flex;overflow-x:auto;gap:18px;padding:22px 0;scrollbar-width:none;}
  .gx-trust-list::-webkit-scrollbar{display:none;}
  .gx-trust-item{min-width:150px;flex:0 0 auto;}
  .gx-login-card{padding:22px;}
  .gx-login-row{flex-direction:column;align-items:flex-start;gap:10px;}
  .gx-cta{padding:26px;}
  .gx-footer{padding:56px 0 24px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important;}
}

/* roulang page: article */
:root{
  --bs-primary:#23D3E8;
  --bs-body-bg:#070B14;
  --bs-body-color:#EAF1FA;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:16px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --gx-bg:#070B14;
  --gx-bg-2:#0B1220;
  --gx-bg-3:#101A2E;
  --gx-cyan:#23D3E8;
  --gx-cyan-d:#12A8C4;
  --gx-gold:#FFB020;
  --gx-gold-2:#FF8A3D;
  --gx-green:#35E08A;
  --gx-warn:#FF6B57;
  --gx-info:#6FA8FF;
  --gx-text:#EAF1FA;
  --gx-text-2:#9FB0C6;
  --gx-text-3:#6C7C93;
  --gx-line:rgba(255,255,255,.08);
  --gx-line-glass:rgba(255,255,255,.14);
  --gx-glow:rgba(35,211,232,.45);
  --gx-r-card:16px;
  --gx-r-panel:18px;
  --gx-r-img:14px;
  --gx-r-btn:12px;
  --gx-shadow:0 0 0 1px rgba(255,255,255,.08),0 16px 40px rgba(0,0,0,.45);
  --gx-shadow-hover:0 0 0 1px rgba(35,211,232,.45),0 0 24px rgba(35,211,232,.28),0 18px 44px rgba(0,0,0,.5);
  --gx-mono:"DIN Alternate",ui-monospace,"SF Mono","Menlo","Consolas",monospace;
  --gx-glass:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background-color:var(--gx-bg);
  background-image:
    radial-gradient(900px 520px at 88% -6%,rgba(35,211,232,.16),transparent 62%),
    radial-gradient(760px 460px at 4% 12%,rgba(111,168,255,.08),transparent 60%);
  background-repeat:no-repeat;
  color:var(--gx-text);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--gx-cyan);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:#7DE9F6}
h1,h2,h3,h4{color:var(--gx-text);font-weight:700;margin:0}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea,select{font-family:inherit}
:focus-visible{outline:2px solid var(--gx-cyan);outline-offset:2px;border-radius:6px}
::selection{background:rgba(35,211,232,.32);color:#fff}

/* ---------- 容器 ---------- */
.gx-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media(max-width:767px){.gx-container{padding:0 18px}}

/* ---------- 导航 ---------- */
.gx-header{
  position:fixed;inset:0 0 auto 0;z-index:1030;
  background:rgba(7,11,20,.42);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--gx-line-glass);
  transition:background .24s ease,height .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.gx-header.is-scrolled{
  background:rgba(7,11,20,.9);
  border-bottom-color:rgba(35,211,232,.28);
  box-shadow:0 14px 34px rgba(0,0,0,.5);
}
.gx-header-inner{display:flex;align-items:center;gap:20px;height:76px;transition:height .24s ease}
.gx-header.is-scrolled .gx-header-inner{height:64px}
.gx-logo{display:inline-flex;align-items:center;gap:10px;color:var(--gx-text);flex:0 0 auto}
.gx-logo:hover{color:var(--gx-text)}
.gx-logo-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(35,211,232,.22),rgba(35,211,232,.04));
  border:1px solid rgba(35,211,232,.55);
  color:var(--gx-cyan);font-weight:700;font-size:17px;line-height:1;
  box-shadow:0 0 14px rgba(35,211,232,.28);
}
.gx-logo-text{font-size:16px;font-weight:700;letter-spacing:.02em;white-space:nowrap}
.gx-nav{display:flex;align-items:center;gap:4px;margin-left:12px;flex:1 1 auto;min-width:0}
.gx-nav-link{
  position:relative;padding:9px 12px;border-radius:10px;color:var(--gx-text-2);
  font-size:14.5px;white-space:nowrap;transition:color .2s ease,background .2s ease;
}
.gx-nav-link:hover{color:var(--gx-text);background:rgba(255,255,255,.05)}
.gx-nav-link.is-active{color:#fff}
.gx-nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--gx-cyan),rgba(35,211,232,.1));
  box-shadow:0 0 10px rgba(35,211,232,.6);
}
.gx-header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.gx-icon-btn{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  border:1px solid var(--gx-line);color:var(--gx-text-2);transition:.2s ease;
}
.gx-icon-btn:hover{color:var(--gx-cyan);border-color:rgba(35,211,232,.5);background:rgba(35,211,232,.1)}
.gx-burger{display:none;width:40px;height:40px;border-radius:11px;border:1px solid var(--gx-line);color:var(--gx-text)}
.gx-burger span{display:block;width:18px;height:2px;background:currentColor;margin:3px auto;border-radius:2px}

/* ---------- 按钮 ---------- */
.gx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--gx-r-btn);
  font-size:15px;font-weight:600;line-height:1.2;white-space:nowrap;
  clip-path:polygon(0 0,calc(100% - 10px) 0,100% 10px,100% 100%,0 100%);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease,filter .2s ease;
}
.gx-btn-primary{
  background:linear-gradient(120deg,var(--gx-gold),var(--gx-gold-2));
  color:#231404;
  box-shadow:0 0 18px rgba(255,176,32,.35);
}
.gx-btn-primary:hover{color:#231404;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 28px rgba(255,176,32,.55)}
.gx-btn-primary:active{transform:translateY(1px)}
.gx-btn-primary[disabled],.gx-btn-primary.is-disabled{filter:saturate(.4);box-shadow:none;opacity:.75}
.gx-btn-outline{border:1px solid rgba(35,211,232,.55);color:var(--gx-cyan);background:transparent}
.gx-btn-outline:hover{background:rgba(35,211,232,.12);border-color:rgba(35,211,232,.85);color:#8DEBF7}
.gx-btn-ghost{color:var(--gx-text-2);padding:10px 4px;clip-path:none}
.gx-btn-ghost:hover{color:var(--gx-cyan)}
.gx-btn-ghost .gx-arrow{transition:transform .2s ease;display:inline-block}
.gx-btn-ghost:hover .gx-arrow{transform:translateX(4px)}
.gx-btn-sm{padding:9px 16px;font-size:14px}
.gx-btn-block{width:100%}

/* ---------- 徽章 / 标签 ---------- */
.gx-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;letter-spacing:.02em;
  background:var(--gx-glass);border:1px solid rgba(35,211,232,.3);color:var(--gx-cyan);
}
.gx-badge-gold{border-color:rgba(255,176,32,.55);color:var(--gx-gold)}
.gx-tag{
  display:inline-block;padding:6px 14px;border-radius:999px;font-size:13px;
  color:var(--gx-text-2);border:1px solid var(--gx-line);background:rgba(255,255,255,.03);
  transition:.2s ease;
}
.gx-tag:hover{color:var(--gx-cyan);border-color:rgba(35,211,232,.45);background:rgba(35,211,232,.08)}
.gx-status{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--gx-text-2)}
.gx-dot{
  width:8px;height:8px;border-radius:50%;background:var(--gx-green);
  box-shadow:0 0 0 0 rgba(53,224,138,.6);animation:gxPulse 2.2s infinite;
}
@keyframes gxPulse{
  0%{box-shadow:0 0 0 0 rgba(53,224,138,.55)}
  70%{box-shadow:0 0 0 8px rgba(53,224,138,0)}
  100%{box-shadow:0 0 0 0 rgba(53,224,138,0)}
}

/* ---------- 页面头 ---------- */
.gx-pagehead{
  position:relative;isolation:isolate;overflow:hidden;
  padding:150px 0 64px;
  background-image:linear-gradient(rgba(7,11,20,.72),rgba(7,11,20,.82)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--gx-line);
}
.gx-pagehead::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(680px 320px at 82% 8%,rgba(35,211,232,.22),transparent 66%),
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px) 0 0/100% 56px,
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px) 0 0/56px 100%;
  opacity:.5;pointer-events:none;
}
.gx-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--gx-text-3);margin-bottom:22px}
.gx-crumb a{color:var(--gx-text-2);border-bottom:1px solid transparent}
.gx-crumb a:hover{color:var(--gx-cyan);border-bottom-color:rgba(35,211,232,.6)}
.gx-crumb .sep{color:var(--gx-text-3);opacity:.7}
.gx-crumb [aria-current]{color:var(--gx-text);max-width:460px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.gx-pagehead h1{
  font-size:clamp(28px,4.2vw,46px);line-height:1.2;font-weight:700;letter-spacing:.01em;
  max-width:900px;margin:16px 0 0;
}
.gx-article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  margin-top:22px;font-size:13.5px;color:var(--gx-text-3);
}
.gx-article-meta .val{color:var(--gx-text-2);font-family:var(--gx-mono)}
.gx-glowline{height:1px;margin-top:26px;background:linear-gradient(90deg,rgba(35,211,232,.9),rgba(35,211,232,.05) 62%,transparent)}

/* ---------- 主体布局 ---------- */
.gx-main{padding:64px 0 0}
.gx-article-layout{display:block}
.gx-side{display:none}

/* ---------- 正文 ---------- */
.gx-prose{
  max-width:820px;font-size:16.5px;line-height:1.9;color:#D9E4F2;
}
.gx-prose>*+*{margin-top:20px}
.gx-prose p{margin:0 0 20px}
.gx-prose h2{
  position:relative;font-size:clamp(21px,2.4vw,27px);line-height:1.4;font-weight:700;
  margin:44px 0 18px;padding-left:16px;color:#fff;
}
.gx-prose h2::before{
  content:"";position:absolute;left:0;top:.18em;width:4px;height:1em;border-radius:3px;
  background:linear-gradient(180deg,var(--gx-cyan),var(--gx-cyan-d));box-shadow:0 0 12px rgba(35,211,232,.55);
}
.gx-prose h3{font-size:19px;font-weight:600;margin:32px 0 12px;color:#fff}
.gx-prose h4{font-size:16.5px;font-weight:600;margin:26px 0 10px;color:var(--gx-cyan)}
.gx-prose a{border-bottom:1px solid rgba(35,211,232,.45)}
.gx-prose strong{color:#fff;font-weight:600}
.gx-prose ul,.gx-prose ol{margin:0 0 20px;padding-left:4px}
.gx-prose ul li,.gx-prose ol li{position:relative;padding-left:24px;margin-bottom:10px;color:#CBD8E8}
.gx-prose ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:2px;
  background:var(--gx-cyan);transform:rotate(45deg);box-shadow:0 0 8px rgba(35,211,232,.6);
}
.gx-prose ol{counter-reset:gxol}
.gx-prose ol li{counter-increment:gxol}
.gx-prose ol li::before{
  content:counter(gxol);position:absolute;left:0;top:.28em;
  font-family:var(--gx-mono);font-size:12.5px;color:var(--gx-cyan);
  border:1px solid rgba(35,211,232,.4);border-radius:6px;padding:0 5px;line-height:1.5;
}
.gx-prose blockquote{
  margin:26px 0;padding:18px 22px;border-left:3px solid var(--gx-cyan);border-radius:0 var(--gx-r-card) var(--gx-r-card) 0;
  background:var(--gx-glass);color:var(--gx-text-2);font-size:15.5px;
}
.gx-prose blockquote p:last-child{margin-bottom:0}
.gx-prose img{border-radius:var(--gx-r-img);margin:8px 0;border:1px solid var(--gx-line)}
.gx-prose figure{margin:24px 0}
.gx-prose figcaption{font-size:13px;color:var(--gx-text-3);text-align:center;margin-top:10px}
.gx-prose pre{
  background:#060A12;border:1px solid var(--gx-line);border-radius:var(--gx-r-card);
  padding:18px 20px;overflow-x:auto;font-family:var(--gx-mono);font-size:14px;color:#BFE9F2;
}
.gx-prose code{font-family:var(--gx-mono);font-size:14px;color:var(--gx-cyan)}
.gx-prose :not(pre)>code{background:rgba(35,211,232,.1);padding:2px 6px;border-radius:6px}
.gx-prose table{width:100%;display:block;overflow-x:auto;border-collapse:collapse;margin:24px 0;font-size:14.5px}
.gx-prose table th,.gx-prose table td{border:1px solid var(--gx-line);padding:10px 14px;text-align:left;white-space:nowrap}
.gx-prose table th{background:rgba(255,255,255,.05);color:#fff}
.gx-prose hr{border:0;height:1px;background:var(--gx-line);margin:32px 0}

/* ---------- 空态 ---------- */
.gx-empty{
  max-width:820px;padding:48px 32px;text-align:center;
  background:var(--gx-glass);border:1px solid var(--gx-line);border-radius:var(--gx-r-panel);
  box-shadow:var(--gx-shadow);
}
.gx-empty-icon{
  width:56px;height:56px;margin:0 auto 18px;border-radius:16px;display:grid;place-items:center;
  border:1px dashed rgba(35,211,232,.5);color:var(--gx-cyan);font-size:22px;
}
.gx-empty h2{font-size:20px;margin-bottom:10px}
.gx-empty p{color:var(--gx-text-2);font-size:15px;margin-bottom:20px}

/* ---------- 文章尾部 ---------- */
.gx-article-foot{max-width:820px;margin-top:44px;padding-top:26px;border-top:1px solid var(--gx-line)}
.gx-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}

/* ---------- 卡片 ---------- */
.gx-card{
  position:relative;height:100%;border-radius:var(--gx-r-card);
  background:linear-gradient(165deg,rgba(255,255,255,.055),rgba(255,255,255,.015));
  border:1px solid var(--gx-line);box-shadow:var(--gx-shadow);
  overflow:hidden;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.gx-card:hover{transform:translateY(-4px);border-color:var(--gx-glow);box-shadow:var(--gx-shadow-hover)}
.gx-card-media{position:relative;aspect-ratio:16/10;overflow:hidden;border-radius:var(--gx-r-img) var(--gx-r-img) 0 0}
.gx-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.gx-card:hover .gx-card-media img{transform:scale(1.04)}
.gx-card-body{padding:18px 20px 20px}
.gx-card-title{font-size:17px;line-height:1.5;font-weight:600;margin:10px 0 8px;color:#fff}
.gx-card-title a{color:#fff;display:block}
.gx-card-title a:hover{color:var(--gx-cyan)}
.gx-card-text{font-size:14px;line-height:1.75;color:var(--gx-text-2);margin:0 0 14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.gx-card-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--gx-text-3)}
.gx-card-meta time{font-family:var(--gx-mono)}

/* ---------- 正文末尾 CTA 条 ---------- */
.gx-inline-cta{
  max-width:820px;margin-top:34px;padding:22px 24px;border-radius:var(--gx-r-card);
  background:var(--gx-glass);border:1px solid var(--gx-line-glass);
  backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
}
.gx-inline-cta p{margin:0;font-size:14.5px;color:var(--gx-text-2)}
.gx-inline-cta strong{display:block;color:#fff;font-size:16px;margin-bottom:2px}

/* ---------- 侧栏 ---------- */
.gx-side-card{
  border-radius:var(--gx-r-panel);padding:22px;
  background:linear-gradient(165deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--gx-line-glass);box-shadow:var(--gx-shadow);
  backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);
}
.gx-side-card+.gx-side-card{margin-top:18px}
.gx-side-card h3{font-size:16px;margin-bottom:6px}
.gx-side-card p{font-size:13.5px;color:var(--gx-text-2);line-height:1.75}
.gx-field{margin-bottom:16px}
.gx-field label{display:block;font-size:13px;color:var(--gx-text-2);margin-bottom:8px}
.gx-input{
  width:100%;height:48px;padding:0 14px;border-radius:12px;
  background:#0B1220;border:1px solid var(--gx-line);color:var(--gx-text);font-size:14.5px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.gx-input::placeholder{color:#4A5768}
.gx-input:focus{outline:none;border-color:var(--gx-cyan);box-shadow:0 0 0 4px rgba(35,211,232,.16)}
.gx-input.is-error{border-color:var(--gx-warn);box-shadow:0 0 0 4px rgba(255,107,87,.14)}
.gx-hint{font-size:12px;color:var(--gx-text-3);margin-top:10px;line-height:1.7}
.gx-err{font-size:12.5px;color:var(--gx-warn);margin-top:8px;display:none}
.gx-err.is-show{display:block}
.gx-side-list li{margin-bottom:12px}
.gx-side-list a{font-size:14px;color:var(--gx-text-2);display:flex;align-items:center;gap:8px}
.gx-side-list a:hover{color:var(--gx-cyan)}
.gx-side-list a::before{content:"";width:5px;height:5px;border-radius:50%;background:rgba(35,211,232,.6);flex:0 0 auto}

/* ---------- 区块 ---------- */
.gx-section{padding:96px 0}
.gx-section-tight{padding:72px 0}
.gx-section-head{max-width:760px;margin-bottom:40px}
.gx-section-head h2{font-size:clamp(24px,3vw,34px);line-height:1.25}
.gx-section-head p{margin-top:14px;color:var(--gx-text-2);font-size:15.5px}
.gx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--gx-cyan);font-family:var(--gx-mono);
}
.gx-eyebrow::before{content:"";width:22px;height:1px;background:var(--gx-cyan)}

/* ---------- FAQ ---------- */
.gx-faq{max-width:900px}
.gx-faq-item{
  border-radius:var(--gx-r-card);border:1px solid var(--gx-line);
  background:rgba(255,255,255,.03);margin-bottom:12px;overflow:hidden;transition:border-color .2s ease,background .2s ease;
}
.gx-faq-item.is-open{border-color:rgba(35,211,232,.45);background:rgba(35,211,232,.05)}
.gx-faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;min-height:48px;text-align:left;font-size:16.5px;font-weight:600;color:#fff;
}
.gx-faq-q .gx-faq-ico{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  border:1px solid var(--gx-line);color:var(--gx-cyan);font-size:14px;transition:transform .24s ease;
}
.gx-faq-item.is-open .gx-faq-ico{transform:rotate(180deg)}
.gx-faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.gx-faq-a-inner{padding:0 22px 20px;font-size:15px;color:var(--gx-text-2);line-height:1.85;border-left:3px solid transparent}
.gx-faq-item.is-open .gx-faq-a-inner{border-left-color:var(--gx-cyan)}

/* ---------- 底部 CTA ---------- */
.gx-cta-wrap{
  border-radius:22px;padding:44px;
  background:linear-gradient(150deg,rgba(35,211,232,.14),rgba(255,176,32,.08) 58%,rgba(255,255,255,.02));
  border:1px solid var(--gx-line-glass);backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--gx-shadow);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
}
.gx-cta-wrap h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;max-width:560px}
.gx-cta-wrap p{margin-top:12px;color:var(--gx-text-2);font-size:15px;max-width:560px}
.gx-cta-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.gx-cta-note{font-size:12.5px;color:var(--gx-text-3);margin-top:14px;width:100%}

/* ---------- 页脚 ---------- */
.gx-footer{
  margin-top:96px;padding:64px 0 28px;
  background:linear-gradient(180deg,rgba(11,18,32,.6),rgba(7,11,20,.95));
  border-top:1px solid var(--gx-line-glass);
}
.gx-footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:32px}
.gx-footer h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.gx-footer ul li{margin-bottom:11px}
.gx-footer ul a{font-size:13.8px;color:var(--gx-text-2);display:inline-block;transition:color .2s ease,transform .2s ease}
.gx-footer ul a:hover{color:var(--gx-cyan);transform:translateX(2px)}
.gx-footer-desc{font-size:13.8px;color:var(--gx-text-2);line-height:1.8;margin:16px 0;max-width:330px}
.gx-footer-contact{font-size:13px;color:var(--gx-text-3);line-height:1.9}
.gx-footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--gx-line);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:12.8px;color:var(--gx-text-3);
}

/* ---------- 移动抽屉 ---------- */
.gx-drawer-mask{
  position:fixed;inset:0;background:rgba(4,7,13,.6);backdrop-filter:blur(4px);
  opacity:0;visibility:hidden;transition:.24s ease;z-index:1040;
}
.gx-drawer-mask.is-open{opacity:1;visibility:visible}
.gx-drawer{
  position:fixed;top:0;right:0;bottom:0;width:306px;max-width:86vw;z-index:1050;
  background:linear-gradient(160deg,rgba(16,26,46,.94),rgba(7,11,20,.97));
  backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);
  border-left:1px solid var(--gx-line-glass);
  transform:translateX(100%);transition:transform .28s ease;
  padding:22px 20px;overflow-y:auto;
}
.gx-drawer.is-open{transform:translateX(0)}
.gx-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.gx-drawer nav{display:flex;flex-direction:column;gap:6px}
.gx-drawer nav a{
  padding:12px 14px;border-radius:12px;color:var(--gx-text-2);font-size:15px;
  border:1px solid transparent;transition:.2s ease;
}
.gx-drawer nav a:hover,.gx-drawer nav a.is-active{color:#fff;background:rgba(35,211,232,.1);border-color:rgba(35,211,232,.35)}
.gx-drawer-cta{margin-top:22px;display:flex;flex-direction:column;gap:10px}

/* ---------- 响应式 ---------- */
@media(max-width:1199px){
  .gx-nav-link{padding:9px 9px;font-size:14px}
}
@media(max-width:991px){
  .gx-nav{display:none}
  .gx-burger{display:grid;place-items:center}
  .gx-header-actions .gx-btn-outline{display:none}
  .gx-pagehead{padding:126px 0 52px}
  .gx-section{padding:72px 0}
  .gx-section-tight{padding:58px 0}
  .gx-footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .gx-cta-wrap{padding:32px}
}
@media(max-width:767px){
  body{font-size:15.5px}
  .gx-logo-text{font-size:15px}
  .gx-pagehead{padding:112px 0 44px}
  .gx-main{padding-top:48px}
  .gx-prose{font-size:16px}
  .gx-section{padding:56px 0}
  .gx-section-tight{padding:48px 0}
  .gx-footer{margin-top:64px;padding:48px 0 24px}
  .gx-footer-grid{grid-template-columns:1fr}
  .gx-card-media{border-radius:12px 12px 0 0}
  .gx-cta-wrap{padding:26px;border-radius:18px}
  .gx-cta-actions .gx-btn{width:100%}
}
@media(max-width:575px){
  .gx-header-inner{height:64px;gap:12px}
  .gx-header.is-scrolled .gx-header-inner{height:58px}
  .gx-logo-text{max-width:150px;overflow:hidden;text-overflow:ellipsis}
  .gx-pagehead h1{font-size:30px}
  .gx-crumb [aria-current]{max-width:220px}
  .gx-faq-q{font-size:15.5px;padding:16px 18px}
  .gx-faq-a-inner{padding:0 18px 18px}
  .gx-inline-cta{padding:18px}
  .gx-inline-cta .gx-btn{width:100%}
  .gx-empty{padding:34px 20px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --gx-bg:#070B14;
  --gx-surface:#0B1220;
  --gx-surface-2:#101A2E;
  --gx-cyan:#23D3E8;
  --gx-cyan-deep:#12A8C4;
  --gx-gold:#FFB020;
  --gx-gold-2:#FF8A3D;
  --gx-ok:#35E08A;
  --gx-warn:#FF6B57;
  --gx-info:#6FA8FF;
  --gx-text:#EAF1FA;
  --gx-text-2:#9FB0C6;
  --gx-text-3:#6C7C93;
  --gx-text-4:#4A5768;
  --gx-line:rgba(255,255,255,.08);
  --gx-line-strong:rgba(255,255,255,.14);
  --gx-glow:rgba(35,211,232,.45);
  --gx-r-card:16px;
  --gx-r-panel:18px;
  --gx-r-btn:12px;
  --gx-r-img:14px;
  --gx-shadow:0 0 0 1px rgba(255,255,255,.08),0 16px 40px rgba(0,0,0,.45);
  --gx-shadow-hover:0 0 0 1px rgba(35,211,232,.35),0 0 24px rgba(35,211,232,.28),0 20px 46px rgba(0,0,0,.5);
  --gx-container:1200px;
  --gx-ease:cubic-bezier(.22,.61,.36,1);
  --gx-mono:ui-monospace,"SF Mono","DIN Alternate","Roboto Mono",Menlo,Consolas,monospace;

  --bs-body-bg:var(--gx-bg);
  --bs-body-color:var(--gx-text);
  --bs-border-color:var(--gx-line);
  --bs-border-radius:12px;
  --bs-primary:#23D3E8;
  --bs-primary-rgb:35,211,232;
  --bs-link-color:var(--gx-cyan);
  --bs-link-hover-color:#7CE9F6;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--gx-bg);
  color:var(--gx-text);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(900px 520px at 88% -6%,rgba(35,211,232,.14),transparent 62%),
    radial-gradient(700px 420px at 4% 8%,rgba(255,176,32,.06),transparent 60%);
}
img{max-width:100%;display:block;border-radius:var(--gx-r-img)}
a{color:var(--gx-cyan);text-decoration:none;transition:color .22s var(--gx-ease)}
a:hover{color:#7CE9F6}
h1,h2,h3,h4{margin:0;color:var(--gx-text);line-height:1.25;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
::selection{background:rgba(35,211,232,.3);color:#fff}
:focus-visible{outline:2px solid var(--gx-cyan);outline-offset:2px}

.gx-container{width:100%;max-width:var(--gx-container);margin:0 auto;padding:0 24px;position:relative;z-index:1}
.gx-glass{
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--gx-line-strong);
  border-radius:var(--gx-r-panel);
  box-shadow:var(--gx-shadow);
}
.gx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;color:var(--gx-cyan);
  text-transform:uppercase;font-family:var(--gx-mono);
}
.gx-eyebrow::before{content:"";width:22px;height:1px;background:var(--gx-cyan);opacity:.7}
.gx-section{padding:96px 0}
.gx-section-head{max-width:720px;margin-bottom:44px}
.gx-section-head h2{font-size:clamp(24px,3vw,36px);margin:14px 0 14px}
.gx-section-head p{color:var(--gx-text-2);font-size:16px}
.gx-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:999px;font-size:12.5px;
  background:rgba(35,211,232,.1);border:1px solid rgba(35,211,232,.32);
  color:var(--gx-cyan);letter-spacing:.03em;
}
.gx-badge--gold{background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.4);color:var(--gx-gold)}
.gx-mono{font-family:var(--gx-mono)}

/* ---------- 导航 ---------- */
.gx-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  background:rgba(7,11,20,.42);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--gx-line);
  transition:background .24s ease,height .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.gx-header-inner{
  max-width:var(--gx-container);margin:0 auto;padding:0 24px;
  height:76px;display:flex;align-items:center;gap:26px;
  transition:height .24s ease;
}
.gx-header.is-scrolled{background:rgba(7,11,20,.9);border-bottom-color:rgba(35,211,232,.28);box-shadow:0 12px 34px rgba(0,0,0,.45)}
.gx-header.is-scrolled .gx-header-inner{height:64px}
.gx-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.gx-logo-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(145deg,rgba(35,211,232,.22),rgba(35,211,232,.04));
  border:1px solid rgba(35,211,232,.45);color:var(--gx-cyan);
  font-weight:700;font-size:16px;
  box-shadow:0 0 18px rgba(35,211,232,.22);
}
.gx-logo-text{color:#fff;font-weight:700;font-size:17px;letter-spacing:.02em;white-space:nowrap}
.gx-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto;min-width:0}
.gx-nav-link{
  position:relative;padding:10px 12px;border-radius:10px;
  color:var(--gx-text-2);font-size:14.5px;white-space:nowrap;
  transition:color .2s var(--gx-ease),background .2s var(--gx-ease);
}
.gx-nav-link:hover{color:#fff;background:rgba(255,255,255,.05)}
.gx-nav-link.is-active{color:#fff}
.gx-nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--gx-cyan);border-radius:2px;box-shadow:0 0 10px rgba(35,211,232,.7);
}
.gx-header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.gx-burger{
  display:none;width:44px;height:44px;border-radius:12px;background:transparent;
  border:1px solid var(--gx-line-strong);color:var(--gx-text);
  align-items:center;justify-content:center;cursor:pointer;
}
.gx-burger span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative}
.gx-burger span::before,.gx-burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px}
.gx-burger span::before{top:-6px}
.gx-burger span::after{top:6px}

/* ---------- 按钮 ---------- */
.gx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--gx-r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;line-height:1;
  transition:transform .2s var(--gx-ease),box-shadow .2s var(--gx-ease),background .2s var(--gx-ease),border-color .2s var(--gx-ease),color .2s var(--gx-ease),filter .2s var(--gx-ease);
}
.gx-btn:focus-visible{outline:none;box-shadow:inset 0 0 0 2px var(--gx-cyan)}
.gx-btn-primary{
  background:linear-gradient(120deg,var(--gx-gold),var(--gx-gold-2));
  color:#1A1204;
  box-shadow:0 0 18px rgba(255,176,32,.35);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%);
  padding-right:28px;
}
.gx-btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 26px rgba(255,176,32,.55);filter:brightness(1.06);color:#1A1204}
.gx-btn-primary:active{transform:translateY(-1px)}
.gx-btn-primary.is-disabled,.gx-btn-primary:disabled{filter:saturate(.4);box-shadow:none;cursor:not-allowed;transform:none}
.gx-btn-outline{background:transparent;border-color:rgba(35,211,232,.55);color:var(--gx-cyan)}
.gx-btn-outline:hover{background:rgba(35,211,232,.12);border-color:rgba(35,211,232,.75);color:#7CE9F6;transform:translateY(-2px)}
.gx-btn-ghost{background:transparent;border:none;color:var(--gx-cyan);height:auto;padding:6px 0;font-weight:600}
.gx-btn-ghost .gx-arrow{transition:transform .22s var(--gx-ease)}
.gx-btn-ghost:hover .gx-arrow{transform:translateX(4px)}
.gx-btn-sm{height:40px;padding:0 16px;font-size:14px}
.gx-btn-sm.gx-btn-primary{padding-right:22px}
.gx-btn-block{width:100%}

/* ---------- 页首 ---------- */
.gx-page-hero{position:relative;padding:150px 0 76px;overflow:hidden;border-bottom:1px solid var(--gx-line)}
.gx-page-hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(7,11,20,.72),rgba(7,11,20,.9)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
}
.gx-page-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(620px 340px at 82% 4%,rgba(35,211,232,.28),transparent 65%),
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:auto,64px 64px,64px 64px;
  opacity:.9;
}
.gx-page-hero-inner{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:center}
.gx-crumbs{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--gx-text-3);margin-bottom:20px}
.gx-crumbs a{color:var(--gx-text-2);border-bottom:1px solid transparent}
.gx-crumbs a:hover{color:var(--gx-cyan);border-bottom-color:rgba(35,211,232,.6)}
.gx-crumbs span[aria-current]{color:var(--gx-text)}
.gx-page-hero h1{font-size:clamp(30px,4.6vw,54px);line-height:1.15;margin-bottom:18px}
.gx-page-hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--gx-cyan),#FFFFFF 78%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.gx-page-hero-sub{color:var(--gx-text-2);font-size:17px;line-height:1.75;max-width:620px}
.gx-hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 28px}
.gx-hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.gx-hero-note{margin-top:18px;font-size:12.5px;color:var(--gx-text-3);letter-spacing:.03em}

.gx-hero-card{padding:26px;position:relative;overflow:hidden}
.gx-hero-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.55),transparent);
}
.gx-hero-card h2{font-size:18px;margin-bottom:6px}
.gx-hero-card > p{font-size:13px;color:var(--gx-text-3);margin-bottom:18px}
.gx-check-list{display:grid;gap:14px;margin-bottom:22px}
.gx-check-item{display:flex;gap:12px;align-items:flex-start}
.gx-check-icon{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;margin-top:3px;
  display:grid;place-items:center;font-size:12px;
  background:rgba(53,224,138,.14);border:1px solid rgba(53,224,138,.4);color:var(--gx-ok);
}
.gx-check-item strong{display:block;font-size:14.5px;font-weight:600}
.gx-check-item span{display:block;font-size:12.8px;color:var(--gx-text-3);line-height:1.7}

/* ---------- 锚点胶囊条 ---------- */
.gx-pillbar-wrap{position:sticky;top:76px;z-index:1020;background:rgba(7,11,20,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--gx-line)}
.gx-pillbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}
.gx-pills{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;padding:2px}
.gx-pills::-webkit-scrollbar{display:none}
.gx-pill{
  flex:0 0 auto;padding:8px 16px;border-radius:999px;font-size:13.5px;
  color:var(--gx-text-2);background:rgba(255,255,255,.04);
  border:1px solid var(--gx-line);white-space:nowrap;
  transition:all .22s var(--gx-ease);
}
.gx-pill:hover{color:#fff;border-color:rgba(35,211,232,.45);background:rgba(35,211,232,.1)}
.gx-pill.is-current{color:var(--gx-cyan);border-color:rgba(35,211,232,.5);background:rgba(35,211,232,.12)}

/* ---------- 图文交错 ---------- */
.gx-zig{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:center;padding:56px 0}
.gx-zig + .gx-zig{border-top:1px solid var(--gx-line)}
.gx-zig--reverse .gx-zig-media{order:2}
.gx-zig-body h2{font-size:clamp(21px,2.4vw,29px);margin:14px 0 16px}
.gx-zig-body > p{color:var(--gx-text-2);font-size:15.5px;margin-bottom:22px}
.gx-points{display:grid;gap:12px;margin-bottom:24px}
.gx-points li{display:flex;gap:10px;font-size:14.6px;color:var(--gx-text-2)}
.gx-points li::before{content:"✓";color:var(--gx-ok);font-weight:700;flex:0 0 auto}
.gx-metric{
  display:inline-flex;align-items:baseline;gap:10px;padding:10px 16px;border-radius:999px;
  background:rgba(35,211,232,.08);border:1px solid rgba(35,211,232,.24);
  font-size:13px;color:var(--gx-text-2);
}
.gx-metric b{font-family:var(--gx-mono);font-size:16px;color:var(--gx-cyan);letter-spacing:.02em}
.gx-zig-media{
  position:relative;border-radius:var(--gx-r-card);overflow:hidden;
  border:1px solid var(--gx-line-strong);box-shadow:var(--gx-shadow);
  aspect-ratio:16/10;background:linear-gradient(135deg,#0B1220,#134055);
  transition:box-shadow .3s var(--gx-ease),transform .3s var(--gx-ease);
}
.gx-zig-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .5s var(--gx-ease)}
.gx-zig-media:hover{transform:translateY(-4px);box-shadow:var(--gx-shadow-hover)}
.gx-zig-media:hover img{transform:scale(1.04)}
.gx-zig-media .gx-media-tag{
  position:absolute;left:16px;bottom:16px;padding:6px 14px;border-radius:999px;
  font-size:12.5px;color:#fff;background:rgba(7,11,20,.72);
  border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(10px);
}

/* ---------- 速查表 ---------- */
.gx-table-wrap{
  border:1px solid var(--gx-line);border-radius:14px;overflow:hidden;
  background:var(--gx-surface);box-shadow:var(--gx-shadow);
}
.gx-table-scroll{overflow-x:auto}
.gx-table{
  width:100%;min-width:720px;margin:0;border-collapse:collapse;
  --bs-table-bg:transparent;--bs-table-color:var(--gx-text);--bs-table-border-color:var(--gx-line);
}
.gx-table thead th{
  background:rgba(255,255,255,.05);color:var(--gx-text-2);
  font-size:12.5px;letter-spacing:.08em;font-weight:600;
  padding:16px 20px;text-align:left;white-space:nowrap;
  border-bottom:1px solid var(--gx-line-strong);
}
.gx-table tbody td{
  padding:16px 20px;font-size:14.5px;color:var(--gx-text-2);
  border-bottom:1px solid var(--gx-line);vertical-align:middle;
}
.gx-table tbody tr:last-child td{border-bottom:none}
.gx-table tbody tr:hover td{background:rgba(35,211,232,.05);color:var(--gx-text)}
.gx-table td strong{color:var(--gx-text);font-weight:600}
.gx-table td .gx-mono{color:var(--gx-cyan);font-size:13.5px}
.gx-table-note{padding:14px 20px;font-size:12.5px;color:var(--gx-text-3);border-top:1px solid var(--gx-line);background:rgba(255,255,255,.02)}

/* ---------- FAQ ---------- */
.gx-faq{display:grid;gap:14px;max-width:900px}
.gx-faq-item{
  background:var(--gx-surface);border:1px solid var(--gx-line);
  border-radius:var(--gx-r-card);overflow:hidden;
  transition:border-color .22s var(--gx-ease),box-shadow .22s var(--gx-ease);
}
.gx-faq-item:hover{border-color:rgba(35,211,232,.3)}
.gx-faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;background:transparent;border:none;cursor:pointer;
  color:var(--gx-text);font-size:17px;font-weight:600;text-align:left;line-height:1.6;
  position:relative;min-height:48px;
}
.gx-faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;
  background:var(--gx-cyan);opacity:0;transition:opacity .22s var(--gx-ease);
}
.gx-faq-icon{
  flex:0 0 auto;width:22px;height:22px;position:relative;
  transition:transform .28s var(--gx-ease);
}
.gx-faq-icon::before,.gx-faq-icon::after{
  content:"";position:absolute;background:var(--gx-cyan);border-radius:2px;
}
.gx-faq-icon::before{left:3px;right:3px;top:10px;height:2px}
.gx-faq-icon::after{top:3px;bottom:3px;left:10px;width:2px}
.gx-faq-q[aria-expanded="true"] .gx-faq-icon{transform:rotate(180deg)}
.gx-faq-q[aria-expanded="true"] .gx-faq-icon::after{opacity:0}
.gx-faq-q[aria-expanded="true"]::before{opacity:1}
.gx-faq-a{padding:0 22px 22px 22px;color:var(--gx-text-2);font-size:15px;line-height:1.85}

/* ---------- CTA ---------- */
.gx-cta{padding:0 0 96px}
.gx-cta-box{
  padding:44px 48px;display:grid;grid-template-columns:minmax(0,1fr) auto;
  gap:32px;align-items:center;position:relative;overflow:hidden;
}
.gx-cta-box::after{
  content:"";position:absolute;right:-60px;top:-80px;width:260px;height:260px;
  background:radial-gradient(circle,rgba(35,211,232,.28),transparent 68%);
  pointer-events:none;
}
.gx-cta-box h2{font-size:clamp(22px,2.6vw,32px);margin-bottom:12px}
.gx-cta-box p{color:var(--gx-text-2);font-size:15.5px;max-width:620px}
.gx-cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:1}
.gx-cta-foot{grid-column:1 / -1;font-size:12.5px;color:var(--gx-text-3);margin-top:-8px}

/* ---------- 页脚 ---------- */
.gx-footer{border-top:1px solid var(--gx-line-strong);background:var(--gx-surface);padding:64px 0 28px;position:relative;z-index:1}
.gx-footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:36px}
.gx-footer h4{font-size:14px;letter-spacing:.04em;margin-bottom:16px;color:#fff}
.gx-footer ul{display:grid;gap:10px}
.gx-footer ul a{color:var(--gx-text-2);font-size:14px;display:inline-block;transition:color .2s var(--gx-ease),transform .2s var(--gx-ease)}
.gx-footer ul a:hover{color:var(--gx-cyan);transform:translateX(-2px)}
.gx-footer-desc{color:var(--gx-text-2);font-size:14px;margin:16px 0 16px;max-width:320px}
.gx-footer-contact{color:var(--gx-text-3);font-size:13px;line-height:1.9}
.gx-status{display:inline-flex;align-items:center;gap:8px;color:var(--gx-ok);font-size:13px}
.gx-dot{width:8px;height:8px;border-radius:50%;background:var(--gx-ok);box-shadow:0 0 0 0 rgba(53,224,138,.6);animation:gx-pulse 2.4s infinite}
@keyframes gx-pulse{0%{box-shadow:0 0 0 0 rgba(53,224,138,.55)}70%{box-shadow:0 0 0 9px rgba(53,224,138,0)}100%{box-shadow:0 0 0 0 rgba(53,224,138,0)}}
.gx-footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--gx-line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  color:var(--gx-text-3);font-size:12.5px;
}

/* ---------- 移动抽屉 ---------- */
.gx-drawer-mask{
  position:fixed;inset:0;background:rgba(4,7,13,.66);backdrop-filter:blur(4px);
  opacity:0;visibility:hidden;transition:opacity .3s var(--gx-ease),visibility .3s;z-index:1050;
}
.gx-drawer-mask.is-open{opacity:1;visibility:visible}
.gx-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:1060;
  padding:24px 22px;transform:translateX(102%);
  transition:transform .34s var(--gx-ease);
  background:linear-gradient(160deg,rgba(16,26,46,.96),rgba(7,11,20,.98));
  backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);
  border-left:1px solid var(--gx-line-strong);
  display:flex;flex-direction:column;gap:8px;
}
.gx-drawer.is-open{transform:translateX(0)}
.gx-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.gx-drawer-close{width:40px;height:40px;border-radius:12px;background:transparent;border:1px solid var(--gx-line-strong);color:var(--gx-text);cursor:pointer}
.gx-drawer a.gx-nav-link{display:block;padding:14px 12px;font-size:16px;border-radius:12px}
.gx-drawer .gx-nav-link.is-active::after{left:12px;right:auto;width:3px;height:18px;top:50%;bottom:auto;transform:translateY(-50%)}
.gx-drawer-actions{margin-top:auto;display:grid;gap:12px}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .gx-nav-link{padding:10px 9px;font-size:14px}
  .gx-page-hero-inner{grid-template-columns:minmax(0,6fr) minmax(0,6fr);gap:34px}
  .gx-zig{gap:40px}
  .gx-footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px}
}
@media (max-width:991px){
  .gx-nav{display:none}
  .gx-burger{display:inline-flex}
  .gx-section{padding:72px 0}
  .gx-page-hero{padding:126px 0 60px}
  .gx-page-hero-inner{grid-template-columns:minmax(0,1fr)}
  .gx-hero-card{max-width:560px}
  .gx-zig{grid-template-columns:minmax(0,1fr);gap:28px;padding:44px 0}
  .gx-zig--reverse .gx-zig-media{order:0}
  .gx-pillbar-wrap{top:64px}
  .gx-cta-box{grid-template-columns:minmax(0,1fr);padding:34px 28px}
  .gx-footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .gx-container{padding:0 18px}
  .gx-header-inner{padding:0 18px;height:64px;gap:14px}
  .gx-header.is-scrolled .gx-header-inner{height:58px}
  .gx-page-hero{padding:112px 0 52px}
  .gx-section{padding:56px 0}
  .gx-hero-actions .gx-btn{width:100%}
  .gx-pillbar{flex-direction:column;align-items:stretch;gap:12px}
  .gx-pillbar .gx-btn{width:100%}
  .gx-login-btn{display:none}
  .gx-table thead th,.gx-table tbody td{padding:14px 16px}
  .gx-footer-bottom{flex-direction:column}
}
@media (max-width:560px){
  body{font-size:15px}
  .gx-page-hero h1{font-size:30px}
  .gx-zig-media,.gx-faq-item,.gx-table-wrap{border-radius:14px}
  .gx-cta{padding-bottom:56px}
  .gx-footer{padding:48px 0 22px}
  .gx-footer-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
  --bs-primary:#23D3E8;
  --bs-body-bg:#070B14;
  --bs-body-color:#EAF1FA;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:16px;
  --bs-font-sans-serif:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  --gx-bg:#070B14;
  --gx-bg2:#0B1220;
  --gx-panel:#101A2E;
  --gx-cyan:#23D3E8;
  --gx-cyan-d:#12A8C4;
  --gx-gold:#FFB020;
  --gx-gold2:#FF8A3D;
  --gx-ok:#35E08A;
  --gx-warn:#FF6B57;
  --gx-info:#6FA8FF;
  --gx-text:#EAF1FA;
  --gx-text2:#9FB0C6;
  --gx-text3:#6C7C93;
  --gx-line:rgba(255,255,255,.08);
  --gx-glass-top:rgba(255,255,255,.14);
  --gx-glow:rgba(35,211,232,.45);
  --r-card:16px;
  --r-panel:18px;
  --r-btn:12px;
  --r-img:14px;
  --sh-card:0 0 0 1px rgba(255,255,255,.08), 0 16px 40px rgba(0,0,0,.45);
  --sh-hover:0 0 0 1px rgba(35,211,232,.35), 0 18px 44px rgba(0,0,0,.5), 0 0 24px rgba(35,211,232,.22);
  --num-font:ui-monospace,'SF Mono',Menlo,'DIN Alternate',Consolas,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--gx-bg);color:var(--gx-text);
  font-family:var(--bs-font-sans-serif);font-size:16px;line-height:1.85;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(680px 420px at 88% 6%, rgba(35,211,232,.14), transparent 62%),
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:auto,64px 64px,64px 64px;
  opacity:.9;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:var(--gx-cyan);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:#7DEBF7}
h1,h2,h3,h4{margin:0;color:var(--gx-text);font-weight:700;line-height:1.25}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
::selection{background:rgba(35,211,232,.3);color:#fff}
.gx-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
.gx-num{font-family:var(--num-font);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.gx-section{padding:104px 0}
.gx-section--tight{padding:72px 0}
.gx-section-head{max-width:720px;margin-bottom:44px}
.gx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--gx-cyan);background:rgba(35,211,232,.1);
  border:1px solid rgba(35,211,232,.28);border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.gx-section-head h2{font-size:clamp(24px,3vw,36px);margin-bottom:14px}
.gx-section-head p{color:var(--gx-text2);font-size:16px;line-height:1.8}
.gx-hr{height:1px;background:linear-gradient(90deg,rgba(35,211,232,.5),rgba(255,255,255,.05) 60%,transparent);border:0;margin:0}

/* ---------- header ---------- */
.gx-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(7,11,20,.42);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:height .24s ease,background .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.gx-header .gx-nav-wrap{display:flex;align-items:center;gap:26px;height:76px;transition:height .24s ease}
.gx-header.is-scrolled{background:rgba(7,11,20,.9);box-shadow:0 12px 34px rgba(0,0,0,.5);border-bottom-color:rgba(35,211,232,.22)}
.gx-header.is-scrolled .gx-nav-wrap{height:64px}
.gx-logo{display:inline-flex;align-items:center;gap:10px;color:var(--gx-text);font-weight:700;flex:0 0 auto}
.gx-logo:hover{color:var(--gx-text)}
.gx-logo-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  font-family:var(--num-font);font-size:17px;font-weight:700;color:#04121A;
  background:linear-gradient(140deg,var(--gx-cyan),#8DF2FF 60%,#CFFBFF);
  box-shadow:0 0 18px rgba(35,211,232,.4);
}
.gx-logo-text{font-size:16px;letter-spacing:.01em;white-space:nowrap}
.gx-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto;min-width:0}
.gx-nav-link{
  position:relative;padding:10px 12px;border-radius:10px;color:var(--gx-text2);
  font-size:14.5px;white-space:nowrap;transition:color .2s ease,background .2s ease;
}
.gx-nav-link:hover{color:#fff;background:rgba(255,255,255,.05)}
.gx-nav-link.is-active{color:#fff}
.gx-nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--gx-cyan);box-shadow:0 0 12px rgba(35,211,232,.7);
}
.gx-nav-tools{display:flex;align-items:center;gap:14px;margin-left:auto;flex:0 0 auto}
.gx-icon-btn{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  background:rgba(255,255,255,.04);border:1px solid var(--gx-line);color:var(--gx-text2);
  cursor:pointer;transition:.2s ease;
}
.gx-icon-btn:hover{color:#fff;border-color:rgba(35,211,232,.45);background:rgba(35,211,232,.1)}
.gx-link-btn{background:none;border:0;color:var(--gx-text2);font-size:14.5px;padding:8px 6px;cursor:pointer}
.gx-link-btn:hover{color:#fff}
.gx-burger{display:none}

/* ---------- buttons ---------- */
.gx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;text-align:center;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,filter .2s ease;
}
.gx-btn:focus-visible{outline:none;box-shadow:0 0 0 2px var(--gx-bg),0 0 0 4px var(--gx-cyan)}
.gx-btn-primary{
  background:linear-gradient(120deg,var(--gx-gold),var(--gx-gold2));
  color:#22160A;box-shadow:0 0 18px rgba(255,176,32,.35);
  clip-path:polygon(0 0,calc(100% - 11px) 0,100% 11px,100% 100%,0 100%);
}
.gx-btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 28px rgba(255,176,32,.55);filter:brightness(1.06);color:#22160A}
.gx-btn-primary:active{transform:translateY(1px)}
.gx-btn-primary:disabled{filter:saturate(.4);box-shadow:none;cursor:not-allowed}
.gx-btn-outline{background:transparent;border-color:rgba(35,211,232,.55);color:var(--gx-cyan)}
.gx-btn-outline:hover{background:rgba(35,211,232,.12);border-color:rgba(35,211,232,.85);color:#9BF2FF}
.gx-btn-ghost{background:none;border:0;color:var(--gx-cyan);padding:0 4px;min-height:auto}
.gx-btn-ghost i{transition:transform .2s ease}
.gx-btn-ghost:hover i{transform:translateX(4px)}
.gx-btn-sm{min-height:40px;padding:0 16px;font-size:14px}
.gx-btn-block{width:100%}

/* ---------- banner ---------- */
.gx-banner{position:relative;padding:168px 0 84px;overflow:hidden;isolation:isolate}
.gx-banner-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  z-index:-2;
}
.gx-banner-overlay{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(620px 380px at 84% 14%, rgba(35,211,232,.22), transparent 66%),
    linear-gradient(180deg, rgba(7,11,20,.82), rgba(7,11,20,.94) 78%, var(--gx-bg));
}
.gx-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--gx-text3);margin-bottom:22px}
.gx-crumb a{color:var(--gx-text2);border-bottom:1px solid transparent}
.gx-crumb a:hover{color:var(--gx-cyan);border-bottom-color:var(--gx-cyan)}
.gx-crumb span[aria-current]{color:var(--gx-text)}
.gx-banner h1{font-size:clamp(30px,4.6vw,54px);line-height:1.15;letter-spacing:-.01em}
.gx-banner-lead{max-width:760px;margin-top:20px;color:var(--gx-text2);font-size:17px;line-height:1.85}
.gx-banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.gx-chip{
  display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--gx-line);
  color:var(--gx-text2);font-size:13px;
}
.gx-chip i{color:var(--gx-cyan)}
.gx-chip--gold{border-color:rgba(255,176,32,.45);color:var(--gx-gold)}

/* ---------- filter bar ---------- */
.gx-filter{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;justify-content:space-between;
  padding:16px 20px;border-radius:var(--r-panel);
  background:var(--gx-bg2);border:1px solid var(--gx-line);box-shadow:var(--sh-card);
  margin-top:-42px;position:relative;z-index:3;
}
.gx-filter-anchors{display:flex;flex-wrap:wrap;gap:10px}
.gx-anchor{
  padding:8px 15px;border-radius:999px;font-size:13.5px;color:var(--gx-text2);
  background:rgba(255,255,255,.04);border:1px solid var(--gx-line);transition:.2s ease;
}
.gx-anchor:hover{color:#fff;border-color:rgba(35,211,232,.5);background:rgba(35,211,232,.1)}
.gx-anchor.is-current{color:#04121A;background:linear-gradient(120deg,var(--gx-cyan),#7FE9F7);border-color:transparent;font-weight:600}

/* ---------- timeline ---------- */
.gx-timeline{position:relative;margin-top:12px;padding-left:0}
.gx-timeline::before{
  content:"";position:absolute;left:27px;top:24px;bottom:24px;width:2px;
  background:linear-gradient(180deg,rgba(35,211,232,.65),rgba(35,211,232,.16) 62%,transparent);
  box-shadow:0 0 16px rgba(35,211,232,.4);
}
.gx-tl-item{position:relative;padding-left:84px;margin-bottom:34px}
.gx-tl-item:last-child{margin-bottom:0}
.gx-tl-node{
  position:absolute;left:0;top:22px;width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;font-family:var(--num-font);font-size:17px;font-weight:700;
  color:#BFF6FF;background:var(--gx-panel);border:1px solid rgba(35,211,232,.5);
  box-shadow:0 0 22px rgba(35,211,232,.3),inset 0 0 18px rgba(35,211,232,.12);
}
.gx-tl-item.is-top .gx-tl-node{background:linear-gradient(140deg,rgba(255,176,32,.9),rgba(255,138,61,.9));color:#241505;border-color:transparent;box-shadow:0 0 24px rgba(255,176,32,.45)}
.gx-tl-card{
  border-radius:var(--r-panel);overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--gx-line);border-top-color:var(--gx-glass-top);
  box-shadow:var(--sh-card);transition:box-shadow .25s ease,transform .25s ease;
}
.gx-tl-card:hover{box-shadow:var(--sh-hover);transform:translateY(-3px)}
.gx-tl-inner{display:grid;grid-template-columns:250px 1fr;gap:0}
.gx-tl-media{position:relative;overflow:hidden;min-height:100%}
.gx-tl-media img{width:100%;height:100%;min-height:250px;object-fit:cover;border-radius:0;transition:transform .4s ease}
.gx-tl-card:hover .gx-tl-media img{transform:scale(1.04)}
.gx-tl-body{padding:28px 30px}
.gx-tl-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:12px}
.gx-tl-head h3{font-size:22px}
.gx-badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12px;letter-spacing:.04em;color:var(--gx-cyan);
  background:rgba(35,211,232,.1);border:1px solid rgba(35,211,232,.3);
}
.gx-badge--gold{color:var(--gx-gold);background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.42)}
.gx-badge--mute{color:var(--gx-text3);background:rgba(255,255,255,.04);border-color:var(--gx-line)}
.gx-price{margin-left:auto;font-family:var(--num-font);font-size:19px;color:var(--gx-text);white-space:nowrap}
.gx-price small{font-size:12px;color:var(--gx-text3);font-family:var(--bs-font-sans-serif)}
.gx-tl-desc{color:var(--gx-text2);font-size:15px;line-height:1.85}
.gx-feature-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 22px;margin:18px 0 20px}
.gx-feature-list li{display:flex;gap:10px;font-size:14.5px;color:var(--gx-text2);line-height:1.7}
.gx-feature-list i{color:var(--gx-ok);margin-top:5px;font-size:13px}
.gx-tl-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px}

/* ---------- stat cards ---------- */
.gx-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.gx-stat{
  padding:26px 24px;border-radius:var(--r-card);background:var(--gx-bg2);
  border:1px solid var(--gx-line);box-shadow:var(--sh-card);transition:.25s ease;
}
.gx-stat:hover{border-color:rgba(35,211,232,.4);transform:translateY(-3px);box-shadow:var(--sh-hover)}
.gx-stat-num{font-family:var(--num-font);font-size:30px;font-weight:700;color:var(--gx-cyan);line-height:1.2}
.gx-stat-num span{font-size:14px;color:var(--gx-text3);margin-left:4px}
.gx-stat h3{font-size:16px;margin:10px 0 8px}
.gx-stat p{font-size:14px;color:var(--gx-text2);line-height:1.75}

/* ---------- steps ---------- */
.gx-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:step}
.gx-step{
  position:relative;padding:28px 22px 24px;border-radius:var(--r-card);
  background:var(--gx-panel);border:1px solid var(--gx-line);
}
.gx-step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-family:var(--num-font);font-size:13px;letter-spacing:.08em;color:var(--gx-cyan);
  display:inline-block;margin-bottom:12px;padding:3px 10px;border-radius:999px;
  background:rgba(35,211,232,.1);border:1px solid rgba(35,211,232,.28);
}
.gx-step h3{font-size:17px;margin-bottom:8px}
.gx-step p{font-size:14px;color:var(--gx-text2);line-height:1.78}
.gx-step::after{
  content:"";position:absolute;right:-11px;top:50%;width:22px;height:1px;
  background:linear-gradient(90deg,rgba(35,211,232,.6),transparent);
}
.gx-step:last-child::after{display:none}

/* ---------- faq ---------- */
.gx-faq .accordion-item{
  background:var(--gx-bg2);border:1px solid var(--gx-line);border-radius:var(--r-card);
  margin-bottom:14px;overflow:hidden;
}
.gx-faq .accordion-button{
  background:transparent;color:var(--gx-text);font-size:17px;font-weight:600;
  padding:20px 22px;box-shadow:none;gap:14px;position:relative;line-height:1.6;
}
.gx-faq .accordion-button::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:2px;
  background:transparent;transition:background .2s ease;
}
.gx-faq .accordion-button:not(.collapsed){color:#fff;background:rgba(35,211,232,.06)}
.gx-faq .accordion-button:not(.collapsed)::before{background:var(--gx-cyan);box-shadow:0 0 14px rgba(35,211,232,.7)}
.gx-faq .accordion-button:focus{box-shadow:inset 0 0 0 2px rgba(35,211,232,.55)}
.gx-faq .accordion-button::after{
  background-image:none;content:"\f107";font-family:"Font Awesome 6 Free";font-weight:900;
  color:var(--gx-cyan);width:auto;height:auto;font-size:15px;transform:none;
  transition:transform .25s ease;
}
.gx-faq .accordion-button:not(.collapsed)::after{transform:rotate(180deg)}
.gx-faq .accordion-body{padding:0 22px 22px;color:var(--gx-text2);font-size:15px;line-height:1.85;border-top:1px solid var(--gx-line);padding-top:18px}

/* ---------- pagination ---------- */
.gx-pagination{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:36px}
.gx-pagination a,.gx-pagination span{
  min-width:44px;height:44px;padding:0 14px;border-radius:12px;display:inline-flex;
  align-items:center;justify-content:center;font-size:14px;color:var(--gx-text2);
  background:rgba(255,255,255,.04);border:1px solid var(--gx-line);
  font-family:var(--num-font);transition:.2s ease;
}
.gx-pagination a:hover{color:#fff;border-color:rgba(35,211,232,.5);background:rgba(35,211,232,.1)}
.gx-pagination .is-active{color:#04121A;background:linear-gradient(120deg,var(--gx-cyan),#7FE9F7);border-color:transparent;font-weight:700}
.gx-pagination .is-disabled{opacity:.45;pointer-events:none}

/* ---------- cta ---------- */
.gx-cta{
  position:relative;border-radius:var(--r-panel);overflow:hidden;
  padding:44px 46px;display:flex;flex-wrap:wrap;align-items:center;gap:28px;justify-content:space-between;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--gx-line);border-top-color:var(--gx-glass-top);
  box-shadow:var(--sh-card);
  backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);
}
.gx-cta::after{
  content:"";position:absolute;right:-80px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(35,211,232,.22),transparent 66%);pointer-events:none;
}
.gx-cta h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:10px}
.gx-cta p{color:var(--gx-text2);font-size:15px;max-width:560px}
.gx-cta-actions{display:flex;flex-direction:column;gap:10px;min-width:240px}
.gx-cta-note{font-size:12.5px;color:var(--gx-text3)}

/* ---------- footer ---------- */
.gx-footer{border-top:1px solid rgba(255,255,255,.1);background:linear-gradient(180deg,rgba(11,18,32,.6),rgba(7,11,20,1));padding:72px 0 28px;margin-top:24px;position:relative;z-index:1}
.gx-footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;gap:34px}
.gx-footer h4{font-size:15px;margin-bottom:16px;color:var(--gx-text)}
.gx-footer ul li{margin-bottom:10px}
.gx-footer ul a{color:var(--gx-text2);font-size:14px;display:inline-block;transition:.2s ease}
.gx-footer ul a:hover{color:var(--gx-cyan);transform:translateX(2px)}
.gx-footer-desc{color:var(--gx-text2);font-size:14px;line-height:1.8;margin:16px 0 14px;max-width:300px}
.gx-footer-contact{color:var(--gx-text3);font-size:13px;line-height:1.9}
.gx-status{display:inline-flex;align-items:center;gap:8px;color:var(--gx-ok);font-size:13px}
.gx-dot{width:8px;height:8px;border-radius:50%;background:var(--gx-ok);box-shadow:0 0 0 0 rgba(53,224,138,.55);animation:gxPulse 2.4s infinite}
@keyframes gxPulse{0%{box-shadow:0 0 0 0 rgba(53,224,138,.5)}70%{box-shadow:0 0 0 8px rgba(53,224,138,0)}100%{box-shadow:0 0 0 0 rgba(53,224,138,0)}}
.gx-footer-bottom{
  margin-top:48px;padding-top:20px;border-top:1px solid var(--gx-line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  color:var(--gx-text3);font-size:13px;
}

/* ---------- mobile drawer ---------- */
.gx-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);z-index:80;
  background:linear-gradient(160deg,rgba(16,26,46,.96),rgba(7,11,20,.98));
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-left:1px solid rgba(255,255,255,.12);
  transform:translateX(105%);transition:transform .3s ease;
  padding:24px 22px;overflow-y:auto;
}
.gx-drawer.is-open{transform:translateX(0)}
.gx-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.gx-drawer a.gx-drawer-link{
  display:block;padding:14px 4px;color:var(--gx-text2);border-bottom:1px solid var(--gx-line);
  font-size:15.5px;
}
.gx-drawer a.gx-drawer-link:hover,.gx-drawer a.gx-drawer-link.is-active{color:var(--gx-cyan)}
.gx-drawer-cta{margin-top:24px;display:grid;gap:12px}
.gx-backdrop{position:fixed;inset:0;background:rgba(3,6,12,.66);z-index:70;opacity:0;visibility:hidden;transition:.3s ease}
.gx-backdrop.is-open{opacity:1;visibility:visible}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .gx-nav-link{padding:10px 9px;font-size:14px}
  .gx-tl-inner{grid-template-columns:210px 1fr}
  .gx-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .gx-steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .gx-step::after{display:none}
}
@media (max-width:991px){
  .gx-nav,.gx-nav-tools .gx-link-btn{display:none}
  .gx-burger{display:grid}
  .gx-section{padding:72px 0}
  .gx-banner{padding:140px 0 72px}
  .gx-timeline::before{left:21px}
  .gx-tl-item{padding-left:66px}
  .gx-tl-node{width:44px;height:44px;font-size:14px;top:18px}
  .gx-tl-inner{grid-template-columns:1fr}
  .gx-tl-media img{min-height:190px;height:190px}
  .gx-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px}
}
@media (max-width:767px){
  .gx-container{padding:0 18px}
  .gx-section{padding:56px 0}
  .gx-filter{margin-top:-24px}
  .gx-feature-list{grid-template-columns:1fr}
  .gx-tl-body{padding:22px 20px}
  .gx-price{margin-left:0}
  .gx-cta{padding:30px 22px}
  .gx-cta-actions{min-width:100%}
  .gx-stats,.gx-steps{grid-template-columns:1fr}
  .gx-footer-grid{grid-template-columns:1fr}
}
@media (max-width:575px){
  .gx-banner h1{font-size:30px}
  body{font-size:15px}
  .gx-btn{width:100%}
  .gx-btn-sm{width:auto}
  .gx-banner-tags{overflow-x:auto;flex-wrap:nowrap;padding-bottom:6px}
  .gx-banner-tags::-webkit-scrollbar{height:0}
  .gx-faq .accordion-button{font-size:15.5px;padding:16px 16px;min-height:48px}
  .gx-pagination a,.gx-pagination span{min-width:40px;height:40px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --gx-bg:#070B14;
  --gx-surface:#0B1220;
  --gx-surface-2:#101A2E;
  --gx-primary:#23D3E8;
  --gx-primary-deep:#12A8C4;
  --gx-gold:#FFB020;
  --gx-gold-2:#FF8A3D;
  --gx-ok:#35E08A;
  --gx-warn:#FF6B57;
  --gx-info:#6FA8FF;
  --gx-text:#EAF1FA;
  --gx-text-2:#9FB0C6;
  --gx-text-3:#6C7C93;
  --gx-line:rgba(255,255,255,.08);
  --gx-line-strong:rgba(255,255,255,.14);
  --gx-glow:rgba(35,211,232,.45);
  --gx-r-card:16px;
  --gx-r-glass:18px;
  --gx-r-btn:12px;
  --gx-r-img:14px;
  --gx-shadow:0 0 0 1px rgba(255,255,255,.08),0 16px 40px rgba(0,0,0,.45);
  --gx-shadow-hover:0 0 0 1px rgba(35,211,232,.4),0 0 24px rgba(35,211,232,.28),0 18px 44px rgba(0,0,0,.5);
  --gx-mono:"DIN Alternate","SF Mono",ui-monospace,"Menlo","Consolas",monospace;

  --bs-body-bg:#070B14;
  --bs-body-color:#EAF1FA;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:14px;
  --bs-border-radius-lg:16px;
  --bs-primary:#23D3E8;
  --bs-link-color:#23D3E8;
  --bs-link-hover-color:#7BE9F6;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--bs-font-sans-serif);
  font-size:15.5px;
  line-height:1.85;
  color:var(--gx-text);
  background:var(--gx-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--gx-primary)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:-.01em}
p{margin:0}
input,select,textarea{font:inherit}
::selection{background:rgba(35,211,232,.3);color:#fff}

.gx-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.gx-mono{font-family:var(--gx-mono);font-variant-numeric:tabular-nums}

/* ============ 顶部导航 ============ */
.gx-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:76px;display:flex;align-items:center;
  background:rgba(7,11,20,.42);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--gx-line);
  transition:height .24s ease,background .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.gx-header.is-scrolled{
  height:64px;
  background:rgba(7,11,20,.9);
  border-bottom-color:rgba(35,211,232,.28);
  box-shadow:0 12px 32px rgba(0,0,0,.5);
}
.gx-nav-wrap{display:flex;align-items:center;gap:18px;width:100%}
.gx-logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.gx-logo-mark{
  width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--gx-primary),var(--gx-primary-deep));
  color:#04181D;font-weight:800;font-size:17px;
  box-shadow:0 0 16px rgba(35,211,232,.4);
}
.gx-logo-text{font-size:16px;font-weight:700;color:#fff;letter-spacing:.01em;white-space:nowrap}
.gx-nav{display:flex;align-items:center;gap:2px;flex:1;justify-content:center}
.gx-nav-link{
  position:relative;padding:9px 11px;border-radius:10px;font-size:14px;
  color:var(--gx-text-2);white-space:nowrap;transition:color .2s ease,background .2s ease;
}
.gx-nav-link:hover{color:#fff;background:rgba(255,255,255,.05)}
.gx-nav-link.is-active{color:#fff}
.gx-nav-link.is-active::after{
  content:"";position:absolute;left:11px;right:11px;bottom:1px;height:2px;border-radius:2px;
  background:var(--gx-primary);box-shadow:0 0 10px var(--gx-glow);
}
.gx-nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.gx-icon-btn{
  width:40px;height:40px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--gx-line);color:var(--gx-text-2);transition:.2s ease;
}
.gx-icon-btn:hover{color:var(--gx-primary);border-color:rgba(35,211,232,.45);background:rgba(35,211,232,.08)}
.gx-icon-btn:focus-visible{outline:2px solid var(--gx-primary);outline-offset:2px}
.gx-burger{display:none}

/* ============ 按钮 ============ */
.gx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--gx-r-btn);
  font-size:15px;font-weight:600;white-space:nowrap;border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,filter .2s ease,color .2s ease;
}
.gx-btn:focus-visible{outline:2px solid var(--gx-primary);outline-offset:2px}
.gx-btn-primary{
  background:linear-gradient(135deg,var(--gx-gold),var(--gx-gold-2));
  color:#1A1206;box-shadow:0 0 18px rgba(255,176,32,.35);
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,0 100%);
}
.gx-btn-primary:hover{color:#1A1206;transform:translateY(-2px);box-shadow:0 0 26px rgba(255,176,32,.55);filter:brightness(1.06)}
.gx-btn-primary:active{transform:translateY(1px)}
.gx-btn-outline{border-color:rgba(35,211,232,.55);color:var(--gx-primary);background:transparent}
.gx-btn-outline:hover{background:rgba(35,211,232,.12);border-color:rgba(35,211,232,.8);color:#7BE9F6}
.gx-btn-ghost{height:40px;padding:0 10px;color:var(--gx-text-2);font-weight:500}
.gx-btn-ghost i{transition:transform .2s ease}
.gx-btn-ghost:hover{color:var(--gx-primary)}
.gx-btn-ghost:hover i{transform:translateX(4px)}
.gx-btn-sm{height:36px;padding:0 15px;font-size:13.5px;border-radius:10px}
.gx-btn-block{width:100%}

/* ============ 页首 ============ */
.gx-pagehead{position:relative;padding:148px 0 66px;overflow:hidden;background:var(--gx-bg)}
.gx-pagehead-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.gx-pagehead::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,.72) 0%,rgba(7,11,20,.92) 60%,var(--gx-bg) 100%);
}
.gx-pagehead::after{
  content:"";position:absolute;top:-180px;right:-140px;width:640px;height:640px;pointer-events:none;
  background:radial-gradient(circle,rgba(35,211,232,.24),rgba(35,211,232,0) 66%);
}
.gx-pagehead .gx-container{position:relative;z-index:2}
.gx-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--gx-text-3);margin-bottom:20px}
.gx-crumb a{color:var(--gx-text-2)}
.gx-crumb a:hover{color:var(--gx-primary);text-decoration:underline;text-underline-offset:4px}
.gx-crumb .sep{color:#3A4759}
.gx-crumb [aria-current]{color:var(--gx-text)}
.gx-pagehead h1{
  font-size:clamp(30px,4.6vw,54px);line-height:1.15;font-weight:700;margin:14px 0 16px;max-width:14em;
}
.gx-pagehead h1 .hl{
  background:linear-gradient(100deg,var(--gx-primary),#EAF1FA 78%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.gx-pagehead-lead{max-width:760px;font-size:17px;line-height:1.8;color:var(--gx-text-2)}
.gx-hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.gx-stat{
  display:flex;align-items:baseline;gap:8px;padding:10px 16px;border-radius:999px;
  background:rgba(255,255,255,.04);border:1px solid var(--gx-line);
}
.gx-stat b{font-family:var(--gx-mono);font-size:17px;color:var(--gx-primary);font-weight:700}
.gx-stat span{font-size:12.5px;color:var(--gx-text-2)}

/* ============ 筛选胶囊条 ============ */
.gx-filterbar{
  position:sticky;top:64px;z-index:60;
  background:rgba(7,11,20,.88);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-top:1px solid var(--gx-line);border-bottom:1px solid var(--gx-line);
  padding:12px 0;
}
.gx-filterbar .gx-container{display:flex;align-items:center;gap:16px}
.gx-chips{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;flex:1;padding:2px 0}
.gx-chips::-webkit-scrollbar{display:none}
.gx-chip{
  flex-shrink:0;height:34px;padding:0 15px;border-radius:999px;font-size:13.5px;
  color:var(--gx-text-2);border:1px solid var(--gx-line);background:rgba(255,255,255,.02);
  transition:.2s ease;display:inline-flex;align-items:center;
}
.gx-chip:hover{color:#fff;border-color:rgba(35,211,232,.4)}
.gx-chip.is-active{color:#04181D;background:linear-gradient(135deg,var(--gx-primary),var(--gx-primary-deep));border-color:transparent;font-weight:600}

/* ============ 主布局 ============ */
.gx-main{padding:72px 0 96px}
.gx-section{margin-bottom:96px}
.gx-section:last-child{margin-bottom:0}
.gx-sec-head{margin-bottom:32px;max-width:820px}
.gx-sec-head h2{font-size:clamp(24px,3vw,34px);line-height:1.3}
.gx-sec-head p{margin-top:12px;color:var(--gx-text-2);font-size:15.5px}
.gx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--gx-primary);font-weight:600;
}
.gx-eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--gx-primary);box-shadow:0 0 10px var(--gx-glow)}

.gx-layout{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:32px;align-items:start}
.gx-aside{position:sticky;top:126px;display:flex;flex-direction:column;gap:20px}

/* ============ 卡片 ============ */
.gx-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.gx-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--gx-surface);border:1px solid var(--gx-line);
  border-radius:var(--gx-r-card);box-shadow:0 16px 40px rgba(0,0,0,.38);
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.gx-card:hover{transform:translateY(-4px);border-color:rgba(35,211,232,.45);box-shadow:var(--gx-shadow-hover)}
.gx-card-media{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#0B1220,#101A2E);position:relative}
.gx-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.gx-card:hover .gx-card-media img{transform:scale(1.04)}
.gx-card-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.gx-card-title{font-size:18.5px;font-weight:600;line-height:1.45}
.gx-card-title a:hover{color:var(--gx-primary)}
.gx-card-text{
  font-size:14.5px;color:var(--gx-text-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.gx-card-meta{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--gx-text-3);flex-wrap:wrap}

/* ============ 标签 / 徽章 ============ */
.gx-tag{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;
  font-size:12.5px;background:rgba(35,211,232,.1);border:1px solid rgba(35,211,232,.3);color:var(--gx-primary);
}
.gx-tag-gold{background:rgba(255,176,32,.12);border-color:rgba(255,176,32,.42);color:var(--gx-gold)}
.gx-tag-mute{background:rgba(255,255,255,.05);border-color:var(--gx-line-strong);color:var(--gx-text-2)}
.gx-status{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--gx-text-2)}
.gx-dot{width:8px;height:8px;border-radius:50%;background:var(--gx-ok);box-shadow:0 0 0 3px rgba(53,224,138,.16);animation:gxPulse 2.2s ease-in-out infinite}
@keyframes gxPulse{0%,100%{box-shadow:0 0 0 3px rgba(53,224,138,.14)}50%{box-shadow:0 0 0 6px rgba(53,224,138,.04)}}
@media (prefers-reduced-motion:reduce){.gx-dot{animation:none}}

/* ============ 侧栏 ============ */
.gx-panel{
  padding:20px;border-radius:var(--gx-r-glass);
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--gx-line-strong);
  border-top:1px solid rgba(255,255,255,.22);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:0 16px 40px rgba(0,0,0,.45);
}
.gx-panel h3{font-size:17px;margin-bottom:6px}
.gx-panel-sub{font-size:13px;color:var(--gx-text-3);margin-bottom:16px}
.gx-mini-list{display:flex;flex-direction:column;gap:14px}
.gx-mini{display:flex;gap:12px;align-items:flex-start}
.gx-mini-thumb{width:74px;height:46px;border-radius:10px;overflow:hidden;flex-shrink:0;background:linear-gradient(135deg,#101A2E,#0B1220)}
.gx-mini-thumb img{width:100%;height:100%;object-fit:cover}
.gx-mini-title{font-size:14.5px;font-weight:600;line-height:1.5;display:block}
.gx-mini-title:hover{color:var(--gx-primary)}
.gx-mini-meta{font-size:12px;color:var(--gx-text-3);margin-top:2px}

.gx-index-card{display:flex;flex-direction:column;gap:14px}
.gx-index-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:12px;border-bottom:1px dashed rgba(255,255,255,.09)}
.gx-index-row:last-child{border-bottom:0;padding-bottom:0}
.gx-index-label{font-size:13.5px;color:var(--gx-text-2)}
.gx-index-value{font-family:var(--gx-mono);font-size:19px;font-weight:700;color:var(--gx-primary)}
.gx-index-value.is-gold{color:var(--gx-gold)}
.gx-index-value.is-ok{color:var(--gx-ok)}
.gx-index-note{font-size:12.5px;color:var(--gx-text-3);margin-top:4px}

/* ============ FAQ ============ */
.gx-faq{display:flex;flex-direction:column;gap:10px}
.gx-faq-item{
  background:var(--gx-surface);border:1px solid var(--gx-line);border-radius:14px;
  position:relative;overflow:hidden;transition:border-color .2s ease,background .2s ease;
}
.gx-faq-item.is-open{border-color:rgba(35,211,232,.4);background:var(--gx-surface-2)}
.gx-faq-item.is-open::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;background:var(--gx-primary);box-shadow:0 0 12px var(--gx-glow)}
.gx-faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:16px 18px;text-align:left;font-size:16px;font-weight:600;line-height:1.6;
}
.gx-faq-q:hover{color:var(--gx-primary)}
.gx-faq-arrow{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--gx-line-strong);position:relative;transition:transform .25s ease,border-color .25s ease;
}
.gx-faq-arrow::before,.gx-faq-arrow::after{
  content:"";position:absolute;background:var(--gx-text-2);border-radius:2px;transition:background .25s ease;
}
.gx-faq-arrow::before{left:6px;top:10px;width:8px;height:1.6px}
.gx-faq-arrow::after{left:9.2px;top:7px;width:1.6px;height:8px}
.gx-faq-item.is-open .gx-faq-arrow{transform:rotate(180deg);border-color:rgba(35,211,232,.55)}
.gx-faq-item.is-open .gx-faq-arrow::before,.gx-faq-item.is-open .gx-faq-arrow::after{background:var(--gx-primary)}
.gx-faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s ease}
.gx-faq-item.is-open .gx-faq-a{grid-template-rows:1fr}
.gx-faq-a > div{overflow:hidden}
.gx-faq-a p{padding:0 18px 18px;font-size:14.5px;color:var(--gx-text-2);line-height:1.85}
.gx-faq-compact .gx-faq-q{font-size:14.5px;padding:14px 16px;min-height:48px}
.gx-faq-compact .gx-faq-a p{padding:0 16px 16px;font-size:13.5px}

/* ============ 流程 ============ */
.gx-steps{position:relative;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.gx-steps::before{
  content:"";position:absolute;left:22px;right:22px;top:23px;height:1px;
  background:linear-gradient(90deg,rgba(35,211,232,.6),rgba(35,211,232,.12));
}
.gx-step{position:relative;padding-top:0}
.gx-step-num{
  position:relative;z-index:2;width:46px;height:46px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--gx-mono);font-size:18px;font-weight:700;color:var(--gx-primary);
  background:var(--gx-surface-2);border:1px solid rgba(35,211,232,.4);
  box-shadow:0 0 18px rgba(35,211,232,.22);
}
.gx-step h3{font-size:17px;margin:16px 0 8px}
.gx-step p{font-size:14px;color:var(--gx-text-2);line-height:1.8}
.gx-step small{display:block;margin-top:10px;font-size:12.5px;color:var(--gx-text-3);font-family:var(--gx-mono)}

/* ============ 清单 ============ */
.gx-checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.gx-check-item{
  display:flex;align-items:flex-start;gap:14px;padding:18px;
  background:var(--gx-surface);border:1px solid var(--gx-line);border-radius:14px;
  transition:border-color .22s ease,transform .22s ease;
}
.gx-check-item:hover{border-color:rgba(35,211,232,.4);transform:translateY(-3px)}
.gx-check-icon{
  flex-shrink:0;width:24px;height:24px;border-radius:8px;display:flex;align-items:center;justify-content:center;
  background:rgba(53,224,138,.14);color:var(--gx-ok);font-size:12px;margin-top:3px;
}
.gx-check-body{flex:1;min-width:0}
.gx-check-body h3{font-size:16px;margin-bottom:6px}
.gx-check-body p{font-size:13.5px;color:var(--gx-text-2)}
.gx-check-value{
  font-family:var(--gx-mono);font-size:13px;color:var(--gx-primary);
  white-space:nowrap;padding-top:3px;
}

/* ============ 分页 ============ */
.gx-pager{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:32px}
.gx-pager a,.gx-pager span{
  min-width:40px;height:40px;padding:0 12px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;color:var(--gx-text-2);border:1px solid var(--gx-line);background:rgba(255,255,255,.02);
  transition:.2s ease;
}
.gx-pager a:hover{color:#fff;border-color:rgba(35,211,232,.45);background:rgba(35,211,232,.1)}
.gx-pager .is-current{color:#04181D;background:linear-gradient(135deg,var(--gx-primary),var(--gx-primary-deep));border-color:transparent;font-weight:700}
.gx-pager .is-disabled{color:var(--gx-text-3);opacity:.6}

/* ============ 表单与 CTA ============ */
.gx-cta{
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;
  padding:40px;border-radius:var(--gx-r-glass);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--gx-line-strong);border-top:1px solid rgba(255,255,255,.22);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:0 20px 50px rgba(0,0,0,.5);
  position:relative;overflow:hidden;
}
.gx-cta::after{
  content:"";position:absolute;right:-120px;bottom:-140px;width:420px;height:420px;pointer-events:none;
  background:radial-gradient(circle,rgba(255,176,32,.16),rgba(255,176,32,0) 68%);
}
.gx-cta h2{font-size:clamp(23px,2.6vw,32px);line-height:1.3;margin-bottom:14px}
.gx-cta p{color:var(--gx-text-2);font-size:15px;line-height:1.85}
.gx-cta-note{margin-top:18px;font-size:12.5px;color:var(--gx-text-3)}
.gx-form{position:relative;z-index:2;display:flex;flex-direction:column;gap:16px}
.gx-field{display:flex;flex-direction:column;gap:8px}
.gx-field label{font-size:13px;color:var(--gx-text-2)}
.gx-input,.gx-select{
  height:48px;width:100%;padding:0 15px;border-radius:var(--gx-r-btn);
  background:var(--gx-surface);border:1px solid var(--gx-line);color:var(--gx-text);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.gx-select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--gx-text-2) 50%),linear-gradient(135deg,var(--gx-text-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.gx-input::placeholder{color:#5B6A80}
.gx-input:focus,.gx-select:focus{
  outline:none;border-color:rgba(35,211,232,.75);background:#0D1526;
  box-shadow:0 0 0 4px rgba(35,211,232,.14);
}
.gx-field.is-error .gx-input,.gx-field.is-error .gx-select{border-color:rgba(255,107,87,.75);box-shadow:0 0 0 4px rgba(255,107,87,.12)}
.gx-field-msg{font-size:12.5px;color:var(--gx-warn);min-height:16px}
.gx-field-msg.is-ok{color:var(--gx-ok)}

/* ============ 页脚 ============ */
.gx-footer{border-top:1px solid var(--gx-line);background:linear-gradient(180deg,rgba(11,18,32,.6),var(--gx-bg));padding:64px 0 28px}
.gx-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:32px}
.gx-footer-desc{margin:16px 0 14px;font-size:13.5px;color:var(--gx-text-2);line-height:1.8;max-width:34em}
.gx-footer-contact{font-size:13px;color:var(--gx-text-3);line-height:2}
.gx-footer h4{font-size:14px;color:#fff;margin-bottom:16px}
.gx-footer ul{display:flex;flex-direction:column;gap:10px}
.gx-footer ul a{font-size:13.5px;color:var(--gx-text-2);display:inline-block;transition:color .2s ease,transform .2s ease}
.gx-footer ul a:hover{color:var(--gx-primary);transform:translateX(2px)}
.gx-footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--gx-line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:var(--gx-text-3);
}

/* ============ 移动抽屉 ============ */
.gx-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(340px,88vw);z-index:1200;
  background:linear-gradient(160deg,rgba(16,26,46,.96),rgba(7,11,20,.98));
  border-left:1px solid var(--gx-line-strong);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  transform:translateX(102%);transition:transform .3s ease;
  display:flex;flex-direction:column;padding:22px;gap:20px;overflow-y:auto;
}
.gx-drawer.is-open{transform:translateX(0)}
.gx-drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.gx-drawer-nav{display:flex;flex-direction:column;gap:4px}
.gx-drawer-nav a{padding:13px 14px;border-radius:12px;font-size:15px;color:var(--gx-text-2);border:1px solid transparent}
.gx-drawer-nav a:hover{color:#fff;background:rgba(255,255,255,.05)}
.gx-drawer-nav a.is-active{color:var(--gx-primary);background:rgba(35,211,232,.1);border-color:rgba(35,211,232,.32);font-weight:600}
.gx-drawer-cta{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.gx-overlay{
  position:fixed;inset:0;z-index:1100;background:rgba(4,7,14,.66);
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;
}
.gx-overlay.is-open{opacity:1;visibility:visible}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .gx-nav-link{padding:9px 8px;font-size:13.5px}
  .gx-nav-link.is-active::after{left:8px;right:8px}
  .gx-layout{grid-template-columns:minmax(0,1fr) 300px}
}
@media (max-width:1080px){
  .gx-nav{display:none}
  .gx-burger{display:inline-flex}
  .gx-layout{grid-template-columns:minmax(0,1fr)}
  .gx-aside{position:static;top:auto}
  .gx-steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .gx-steps::before{display:none}
}
@media (max-width:991px){
  .gx-main{padding:56px 0 72px}
  .gx-section{margin-bottom:72px}
  .gx-pagehead{padding:130px 0 56px}
  .gx-cta{grid-template-columns:1fr;padding:32px;gap:28px}
  .gx-footer-grid{grid-template-columns:1fr 1fr 1fr;gap:28px}
  .gx-filterbar{top:60px}
}
@media (max-width:767px){
  .gx-container{padding:0 18px}
  .gx-cards{grid-template-columns:1fr}
  .gx-checklist{grid-template-columns:1fr}
  .gx-hero-stats{gap:8px}
  .gx-stat{padding:8px 13px}
  .gx-card{border-radius:14px}
  .gx-pagehead h1{font-size:30px}
  .gx-pagehead-lead{font-size:15.5px}
  .gx-footer-grid{grid-template-columns:1fr 1fr}
  .gx-footer-bottom{flex-direction:column;gap:8px}
  .gx-steps{grid-template-columns:1fr}
}
@media (max-width:575px){
  .gx-header,.gx-header.is-scrolled{height:60px}
  .gx-logo-text{font-size:14.5px}
  .gx-nav-actions .gx-btn-outline{display:none}
  .gx-btn-block,.gx-cta .gx-btn{width:100%}
  .gx-pagehead{padding:104px 0 48px}
  .gx-main{padding:48px 0 64px}
  .gx-section{margin-bottom:56px}
  .gx-cta{padding:24px}
  .gx-footer-grid{grid-template-columns:1fr}
  .gx-filterbar{top:56px}
  body{font-size:15px}
}

/* roulang page: category4 */
:root{
  --gx-bg:#070B14;
  --gx-surface:#0B1220;
  --gx-elevated:#101A2E;
  --gx-primary:#23D3E8;
  --gx-primary-deep:#12A8C4;
  --gx-gold:#FFB020;
  --gx-gold-2:#FF8A3D;
  --gx-success:#35E08A;
  --gx-warn:#FF6B57;
  --gx-info:#6FA8FF;
  --gx-text:#EAF1FA;
  --gx-text-2:#9FB0C6;
  --gx-text-3:#6C7C93;
  --gx-line:rgba(255,255,255,.08);
  --gx-line-strong:rgba(255,255,255,.14);
  --gx-glow:rgba(35,211,232,.45);
  --gx-radius:16px;
  --gx-radius-lg:18px;
  --gx-radius-sm:12px;
  --gx-shadow:0 0 0 1px rgba(255,255,255,.08),0 16px 40px rgba(0,0,0,.45);
  --gx-shadow-hover:0 0 0 1px rgba(35,211,232,.35),0 20px 48px rgba(0,0,0,.55),0 0 24px rgba(35,211,232,.28);
  --gx-mono:"DIN Alternate","ui-monospace","SF Mono","Menlo",monospace;

  --bs-primary:#23D3E8;
  --bs-body-bg:#070B14;
  --bs-body-color:#EAF1FA;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:16px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-link-color:#23D3E8;
  --bs-link-hover-color:#7CE7F4;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--gx-bg);
  color:var(--gx-text);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(900px 520px at 88% -8%, rgba(35,211,232,.14), transparent 62%),
    radial-gradient(760px 460px at 4% 12%, rgba(111,168,255,.08), transparent 60%);
}
img{max-width:100%;display:block;}
a{color:var(--gx-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:#7CE7F4;}
h1,h2,h3,h4{margin:0;color:var(--gx-text);font-weight:700;letter-spacing:.01em;}
h1{font-size:clamp(30px,4.6vw,54px);line-height:1.15;}
h2{font-size:clamp(24px,3vw,36px);line-height:1.25;}
h3{font-size:20px;line-height:1.4;font-weight:600;}
h4{font-size:15px;line-height:1.5;font-weight:600;}
p{margin:0 0 16px;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--gx-primary);outline-offset:2px;border-radius:4px;}
.gx-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1;}
.gx-section{padding:104px 0;position:relative;z-index:1;}
.gx-section--tight{padding:76px 0;}
.gx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gx-primary);border:1px solid rgba(35,211,232,.35);
  background:rgba(35,211,232,.08);border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.gx-eyebrow i{font-size:11px;}
.gx-sec-head{max-width:760px;margin-bottom:44px;}
.gx-sec-head p{color:var(--gx-text-2);font-size:16px;margin:14px 0 0;}
.gx-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(35,211,232,.45),transparent);border:0;margin:0;}

/* ---------- Header / Nav ---------- */
.gx-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(7,11,20,.42);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--gx-line);
  transition:background .24s ease,height .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.gx-header-inner{display:flex;align-items:center;gap:22px;height:76px;transition:height .24s ease;}
.gx-header.is-scrolled{background:rgba(7,11,20,.92);border-bottom-color:rgba(35,211,232,.28);box-shadow:0 10px 30px rgba(0,0,0,.45);}
.gx-header.is-scrolled .gx-header-inner{height:64px;}
.gx-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.gx-logo-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(35,211,232,.9),rgba(18,168,196,.55));
  color:#04202A;font-weight:800;font-size:17px;letter-spacing:0;
  box-shadow:0 0 18px rgba(35,211,232,.35);
}
.gx-logo-text{font-size:17px;font-weight:700;color:#fff;letter-spacing:.02em;white-space:nowrap;}
.gx-nav{display:flex;align-items:center;gap:4px;margin-left:12px;flex:1 1 auto;}
.gx-nav-link{
  position:relative;display:inline-block;padding:10px 12px;border-radius:10px;
  color:var(--gx-text-2);font-size:14.5px;white-space:nowrap;transition:color .2s ease,background .2s ease;
}
.gx-nav-link:hover{color:#fff;background:rgba(255,255,255,.05);}
.gx-nav-link.is-active{color:#fff;}
.gx-nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--gx-primary),rgba(35,211,232,.2));
  box-shadow:0 0 10px rgba(35,211,232,.6);
}
.gx-header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.gx-icon-btn{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--gx-line);
  background:rgba(255,255,255,.03);color:var(--gx-text-2);
  display:grid;place-items:center;cursor:pointer;transition:.2s ease;
}
.gx-icon-btn:hover{color:var(--gx-primary);border-color:rgba(35,211,232,.45);background:rgba(35,211,232,.08);}
.gx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  clip-path:polygon(0 0,calc(100% - 10px) 0,100% 10px,100% 100%,0 100%);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease,filter .2s ease;
}
.gx-btn-sm{height:40px;padding:0 16px;font-size:14px;}
.gx-btn-primary{
  background:linear-gradient(120deg,var(--gx-gold),var(--gx-gold-2));
  color:#241503;box-shadow:0 0 18px rgba(255,176,32,.35);
}
.gx-btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 26px rgba(255,176,32,.55);filter:brightness(1.06);color:#241503;}
.gx-btn-primary:active{transform:translateY(1px);}
.gx-btn-primary:disabled{filter:saturate(.4);box-shadow:none;cursor:not-allowed;}
.gx-btn-outline{background:transparent;border-color:rgba(35,211,232,.6);color:var(--gx-primary);}
.gx-btn-outline:hover{background:rgba(35,211,232,.12);border-color:rgba(35,211,232,.9);color:#8DEBF7;}
.gx-btn-ghost{background:transparent;color:var(--gx-text-2);padding:0 12px;clip-path:none;height:40px;}
.gx-btn-ghost:hover{color:#fff;}
.gx-btn-ghost i{transition:transform .2s ease;}
.gx-btn-ghost:hover i{transform:translateX(4px);}
.gx-burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--gx-line);background:rgba(255,255,255,.03);color:#fff;cursor:pointer;}
.gx-search{
  display:none;border-top:1px solid var(--gx-line);background:rgba(7,11,20,.86);
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
}
.gx-search.is-open{display:block;}
.gx-search-inner{display:flex;gap:12px;align-items:center;padding:14px 0;}
.gx-search input{
  flex:1;height:46px;border-radius:12px;background:var(--gx-surface);
  border:1px solid var(--gx-line);color:var(--gx-text);padding:0 16px;font-size:15px;
}
.gx-search input::placeholder{color:var(--gx-text-3);}
.gx-search input:focus{outline:none;border-color:var(--gx-primary);box-shadow:0 0 0 4px rgba(35,211,232,.16);}
.gx-drawer-mask{position:fixed;inset:0;background:rgba(4,7,13,.6);opacity:0;visibility:hidden;transition:.24s ease;z-index:58;}
.gx-drawer-mask.is-open{opacity:1;visibility:visible;}
.gx-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:59;
  background:rgba(11,18,32,.94);
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  border-left:1px solid var(--gx-line-strong);
  transform:translateX(102%);transition:transform .28s ease;
  padding:24px 22px;display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
.gx-drawer.is-open{transform:translateX(0);}
.gx-drawer h4{color:var(--gx-text-3);font-size:12px;letter-spacing:.14em;text-transform:uppercase;margin:14px 0 6px;}
.gx-drawer a.gx-drawer-link{
  display:block;padding:12px 12px;border-radius:12px;color:var(--gx-text-2);font-size:15px;border:1px solid transparent;
}
.gx-drawer a.gx-drawer-link:hover{color:#fff;background:rgba(255,255,255,.05);border-color:var(--gx-line);}
.gx-drawer a.gx-drawer-link.is-active{color:var(--gx-primary);border-color:rgba(35,211,232,.4);background:rgba(35,211,232,.08);}
.gx-drawer-close{align-self:flex-end;width:38px;height:38px;border-radius:12px;border:1px solid var(--gx-line);background:transparent;color:#fff;cursor:pointer;}

/* ---------- Banner ---------- */
.gx-banner{position:relative;padding:150px 0 84px;overflow:hidden;}
.gx-banner-bg{
  position:absolute;inset:0;background-size:cover;background-position:center 30%;
  filter:saturate(1.05);
}
.gx-banner-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,.78),rgba(7,11,20,.9) 62%,var(--gx-bg) 100%),
             radial-gradient(720px 380px at 82% 8%,rgba(35,211,232,.22),transparent 62%);
}
.gx-banner-inner{max-width:880px;}
.gx-crumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--gx-text-3);margin-bottom:20px;flex-wrap:wrap;}
.gx-crumb a{color:var(--gx-text-2);border-bottom:1px solid transparent;}
.gx-crumb a:hover{color:var(--gx-primary);border-bottom-color:var(--gx-primary);}
.gx-crumb span[aria-current]{color:var(--gx-text);}
.gx-banner h1{margin-bottom:18px;}
.gx-banner h1 em{
  font-style:normal;
  background:linear-gradient(96deg,var(--gx-primary),#FFFFFF 82%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.gx-banner-sub{font-size:17px;line-height:1.75;color:var(--gx-text-2);max-width:720px;margin:0 0 22px;}
.gx-banner-tags{display:flex;flex-wrap:wrap;gap:10px;}
.gx-pill{
  display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;
  border:1px solid rgba(35,211,232,.28);background:rgba(35,211,232,.08);
  color:#A8ECF6;font-size:13px;
}
.gx-pill i{font-size:11px;color:var(--gx-primary);}

/* ---------- Filter bar ---------- */
.gx-filterbar{
  position:relative;z-index:2;
  border-top:1px solid var(--gx-line);border-bottom:1px solid var(--gx-line);
  background:linear-gradient(180deg,rgba(16,26,46,.7),rgba(11,18,32,.7));
}
.gx-filterbar-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 0;flex-wrap:wrap;}
.gx-filters{display:flex;gap:8px;flex-wrap:wrap;}
.gx-filter{
  padding:9px 16px;border-radius:999px;font-size:14px;cursor:pointer;
  border:1px solid var(--gx-line);background:rgba(255,255,255,.03);color:var(--gx-text-2);
  transition:.2s ease;
}
.gx-filter:hover{color:#fff;border-color:rgba(35,211,232,.4);}
.gx-filter.is-on{
  color:#04202A;background:linear-gradient(120deg,var(--gx-primary),#7CE7F4);
  border-color:transparent;box-shadow:0 0 18px rgba(35,211,232,.35);font-weight:600;
}

/* ---------- Waterfall feature cards ---------- */
.gx-falls{column-count:2;column-gap:28px;}
.gx-feature-card{
  break-inside:avoid;margin:0 0 28px;display:block;
  background:linear-gradient(170deg,rgba(16,26,46,.92),rgba(11,18,32,.92));
  border:1px solid var(--gx-line);border-radius:var(--gx-radius);
  box-shadow:var(--gx-shadow);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.gx-feature-card:hover{transform:translateY(-4px);border-color:rgba(35,211,232,.45);box-shadow:var(--gx-shadow-hover);}
.gx-feature-media{position:relative;display:block;overflow:hidden;}
.gx-feature-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .5s ease;}
.gx-feature-media--wide{aspect-ratio:16/10;}
.gx-feature-media--tall{aspect-ratio:4/3;}
.gx-feature-media--mid{aspect-ratio:3/2;}
.gx-feature-card:hover .gx-feature-media img{transform:scale(1.04);}
.gx-feature-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,0) 42%,rgba(7,11,20,.82));
}
.gx-tier-badge{
  position:absolute;top:14px;left:14px;z-index:2;
  padding:6px 13px;border-radius:999px;font-size:12px;font-weight:600;
  color:var(--gx-gold);border:1px solid rgba(255,176,32,.55);background:rgba(7,11,20,.66);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.gx-tier-badge.is-cyan{color:#A8ECF6;border-color:rgba(35,211,232,.5);}
.gx-feature-body{padding:22px 22px 20px;}
.gx-feature-body h3{margin-bottom:10px;}
.gx-feature-body h3 a{color:#fff;}
.gx-feature-body h3 a:hover{color:var(--gx-primary);}
.gx-feature-body p{color:var(--gx-text-2);font-size:15px;margin:0 0 16px;}
.gx-feature-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--gx-text-3);}
.gx-chip{
  padding:4px 11px;border-radius:999px;font-size:12px;
  border:1px solid rgba(35,211,232,.3);background:rgba(35,211,232,.08);color:#A8ECF6;
}
.gx-feature-stat{font-family:var(--gx-mono);color:var(--gx-primary);letter-spacing:.02em;}

/* ---------- Stat strip ---------- */
.gx-stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.gx-stat{
  background:var(--gx-elevated);border:1px solid var(--gx-line);border-radius:var(--gx-radius);
  padding:26px 22px;transition:.25s ease;
}
.gx-stat:hover{border-color:rgba(35,211,232,.4);box-shadow:0 0 22px rgba(35,211,232,.2);transform:translateY(-3px);}
.gx-stat b{display:block;font-family:var(--gx-mono);font-size:32px;line-height:1.1;color:var(--gx-primary);}
.gx-stat span{display:block;margin-top:8px;font-size:14px;color:var(--gx-text-2);}

/* ---------- Tier list ---------- */
.gx-tier-list{display:grid;gap:14px;}
.gx-tier-row{
  display:grid;grid-template-columns:170px 1fr auto;gap:20px;align-items:center;
  padding:20px 22px;border-radius:var(--gx-radius);
  background:var(--gx-surface);border:1px solid var(--gx-line);transition:.22s ease;
}
.gx-tier-row:hover{border-color:rgba(35,211,232,.4);background:var(--gx-elevated);}
.gx-tier-name{display:flex;align-items:center;gap:10px;font-weight:600;font-size:16px;}
.gx-tier-no{
  font-family:var(--gx-mono);font-size:12px;color:var(--gx-text-3);
  border:1px solid var(--gx-line);border-radius:8px;padding:2px 7px;
}
.gx-tier-feats{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14px;color:var(--gx-text-2);}
.gx-tier-feats span{display:inline-flex;align-items:center;gap:7px;}
.gx-tier-feats i{color:var(--gx-success);font-size:12px;}
.gx-tier-feats .is-off i{color:var(--gx-text-3);}
.gx-tier-feats .is-off{color:var(--gx-text-3);}
.gx-tier-num{font-family:var(--gx-mono);font-size:20px;color:var(--gx-gold);white-space:nowrap;}
.gx-tier-row.is-rec{border-color:rgba(35,211,232,.55);background:linear-gradient(120deg,rgba(35,211,232,.1),rgba(16,26,46,.9));}

/* ---------- Steps ---------- */
.gx-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:step;}
.gx-step{
  position:relative;padding:28px 22px 24px;border-radius:var(--gx-radius);
  background:var(--gx-surface);border:1px solid var(--gx-line);
}
.gx-step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:var(--gx-mono);font-size:13px;color:var(--gx-primary);
  position:absolute;top:14px;right:18px;letter-spacing:.08em;
}
.gx-step h3{font-size:18px;margin:14px 0 8px;}
.gx-step p{color:var(--gx-text-2);font-size:14.5px;margin:0;}
.gx-step-ico{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(35,211,232,.1);border:1px solid rgba(35,211,232,.3);color:var(--gx-primary);font-size:17px;
}

/* ---------- FAQ ---------- */
.gx-faq{display:grid;gap:12px;max-width:900px;}
.gx-faq-item{
  border:1px solid var(--gx-line);border-radius:var(--gx-radius);
  background:var(--gx-surface);overflow:hidden;transition:.22s ease;
}
.gx-faq-item.is-open{border-color:rgba(35,211,232,.45);background:var(--gx-elevated);}
.gx-faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:transparent;border:0;text-align:left;cursor:pointer;
  color:#fff;font-size:17px;font-weight:600;min-height:48px;
}
.gx-faq-q i{color:var(--gx-primary);transition:transform .24s ease;font-size:14px;}
.gx-faq-item.is-open .gx-faq-q i{transform:rotate(180deg);}
.gx-faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.gx-faq-a-inner{padding:0 22px 22px;border-left:3px solid var(--gx-primary);margin-left:22px;color:var(--gx-text-2);font-size:15px;}
.gx-faq-a-inner p:last-child{margin-bottom:0;}

/* ---------- CTA ---------- */
.gx-cta{
  border-radius:var(--gx-radius-lg);
  border:1px solid var(--gx-line-strong);
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
  padding:44px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 24px 60px rgba(0,0,0,.5);
}
.gx-cta h2{margin-bottom:10px;}
.gx-cta p{color:var(--gx-text-2);margin:0;max-width:560px;}
.gx-cta-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.gx-cta-note{margin-top:14px;font-size:12.5px;color:var(--gx-text-3);}
.gx-link-arrow{display:inline-flex;align-items:center;gap:8px;color:var(--gx-primary);font-weight:600;font-size:15px;}
.gx-link-arrow i{transition:transform .2s ease;}
.gx-link-arrow:hover i{transform:translateX(4px);}

/* ---------- Footer ---------- */
.gx-footer{
  position:relative;z-index:1;margin-top:20px;
  border-top:1px solid var(--gx-line);
  background:linear-gradient(180deg,rgba(11,18,32,.85),rgba(7,11,20,.98));
  padding:64px 0 28px;
}
.gx-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;gap:34px;}
.gx-footer-desc{color:var(--gx-text-2);font-size:14px;margin:16px 0 14px;max-width:320px;}
.gx-footer-contact{color:var(--gx-text-3);font-size:13px;line-height:1.9;margin:0;}
.gx-footer h4{color:#fff;font-size:15px;margin-bottom:16px;}
.gx-footer ul li{margin-bottom:10px;}
.gx-footer ul a{color:var(--gx-text-2);font-size:14px;display:inline-block;transition:.2s ease;}
.gx-footer ul a:hover{color:var(--gx-primary);transform:translateX(2px);}
.gx-footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--gx-line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  color:var(--gx-text-3);font-size:13px;
}
.gx-status{display:inline-flex;align-items:center;gap:8px;color:var(--gx-success);font-size:13px;}
.gx-dot{width:8px;height:8px;border-radius:50%;background:var(--gx-success);box-shadow:0 0 0 0 rgba(53,224,138,.5);animation:gxPulse 2.2s infinite;}
@keyframes gxPulse{0%{box-shadow:0 0 0 0 rgba(53,224,138,.5);}70%{box-shadow:0 0 0 8px rgba(53,224,138,0);}100%{box-shadow:0 0 0 0 rgba(53,224,138,0);}}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .gx-nav-link{padding:10px 9px;font-size:14px;}
  .gx-stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .gx-steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .gx-footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
}
@media (max-width:991px){
  .gx-nav{display:none;}
  .gx-burger{display:grid;place-items:center;}
  .gx-section{padding:76px 0;}
  .gx-banner{padding:130px 0 68px;}
  .gx-cta{flex-direction:column;align-items:flex-start;padding:34px;}
  .gx-tier-row{grid-template-columns:1fr;gap:12px;}
  .gx-tier-num{font-size:18px;}
}
@media (max-width:767px){
  .gx-container{padding:0 18px;}
  .gx-section{padding:60px 0;}
  .gx-banner{padding:118px 0 56px;}
  .gx-banner-sub{font-size:16px;}
  .gx-falls{column-count:1;}
  .gx-stat-grid{grid-template-columns:1fr 1fr;gap:14px;}
  .gx-steps{grid-template-columns:1fr;}
  .gx-footer-grid{grid-template-columns:1fr 1fr;}
  .gx-icon-btn{display:none;}
  .gx-btn-sm{padding:0 14px;}
  .gx-feature-card{border-radius:14px;}
}
@media (max-width:520px){
  h1{font-size:30px;}
  body{font-size:15px;}
  .gx-header-actions .gx-btn-outline{display:none;}
  .gx-header-actions .gx-btn-primary{width:auto;}
  .gx-stat-grid{grid-template-columns:1fr;}
  .gx-footer-grid{grid-template-columns:1fr;}
  .gx-cta{padding:26px 20px;}
  .gx-faq-q{font-size:16px;padding:18px 18px;}
  .gx-faq-a-inner{margin-left:14px;padding:0 18px 18px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category5 */
:root{
  --gx-bg:#070B14;
  --gx-surface:#0B1220;
  --gx-elevated:#101A2E;
  --gx-cyan:#23D3E8;
  --gx-cyan-deep:#12A8C4;
  --gx-gold:#FFB020;
  --gx-gold-deep:#FF8A3D;
  --gx-green:#35E08A;
  --gx-warn:#FF6B57;
  --gx-info:#6FA8FF;
  --gx-text:#EAF1FA;
  --gx-text-2:#9FB0C6;
  --gx-text-3:#6C7C93;
  --gx-text-4:#4A5768;
  --gx-line:rgba(255,255,255,.08);
  --gx-line-strong:rgba(255,255,255,.14);
  --gx-glow:rgba(35,211,232,.45);
  --gx-radius-card:16px;
  --gx-radius-panel:18px;
  --gx-radius-btn:12px;
  --gx-radius-img:14px;
  --gx-shadow:0 0 0 1px rgba(255,255,255,.08), 0 16px 40px rgba(0,0,0,.45);
  --gx-shadow-hover:0 0 0 1px rgba(35,211,232,.35), 0 18px 44px rgba(0,0,0,.5), 0 0 24px rgba(35,211,232,.28);
  --gx-mono:"DIN Alternate","SF Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --gx-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bs-primary:#23D3E8;
  --bs-primary-rgb:35,211,232;
  --bs-body-bg:#070B14;
  --bs-body-color:#EAF1FA;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:14px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bs-link-color:#23D3E8;
  --bs-link-hover-color:#7FE9F6;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--gx-bg);
  color:var(--gx-text);
  font-family:var(--gx-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 70% 0%,#000 0%,transparent 62%);
}
img{max-width:100%;display:block;}
a{color:var(--gx-cyan);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:#7FE9F6;}
h1,h2,h3,h4{margin:0;color:var(--gx-text);font-weight:700;letter-spacing:.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
::selection{background:rgba(35,211,232,.32);color:#fff;}

.gx-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1;}
.gx-container-narrow{max-width:860px;}
.gx-num{font-family:var(--gx-mono);font-variant-numeric:tabular-nums;letter-spacing:.01em;}

/* ---------- 按钮体系 ---------- */
.gx-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:15px 26px;border-radius:var(--gx-radius-btn);border:1px solid transparent;
  cursor:pointer;text-align:center;white-space:nowrap;
  clip-path:polygon(0 0,calc(100% - 12px) 0,100% 12px,100% 100%,0 100%);
  transition:transform .2s ease,box-shadow .24s ease,background .24s ease,color .2s ease,border-color .2s ease,filter .2s ease;
}
.gx-btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(35,211,232,.85),0 0 22px rgba(35,211,232,.45);}
.gx-btn-primary{
  background:linear-gradient(135deg,var(--gx-gold),var(--gx-gold-deep));
  color:#20160A;box-shadow:0 0 18px rgba(255,176,32,.35);
}
.gx-btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 26px rgba(255,176,32,.58);filter:brightness(1.06);color:#20160A;}
.gx-btn-primary:active{transform:translateY(1px);}
.gx-btn-secondary{
  background:transparent;color:var(--gx-cyan);border-color:rgba(35,211,232,.55);
}
.gx-btn-secondary:hover{background:rgba(35,211,232,.12);border-color:rgba(35,211,232,.85);color:#8FF0FC;}
.gx-btn-ghost{
  background:none;border:none;padding:8px 0;color:var(--gx-cyan);font-weight:600;
}
.gx-btn-ghost i{transition:transform .22s ease;}
.gx-btn-ghost:hover i{transform:translateX(4px);}
.gx-btn-sm{padding:11px 20px;font-size:14px;}
.gx-btn-full{width:100%;}
.gx-btn[disabled],.gx-btn.is-disabled{filter:saturate(.4);box-shadow:none;opacity:.72;pointer-events:none;}

/* ---------- 导航 ---------- */
.gx-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(7,11,20,.42);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--gx-line);
  transition:background .24s ease,height .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.gx-header-inner{
  height:76px;display:flex;align-items:center;gap:26px;
  transition:height .24s ease;
}
.gx-header.is-scrolled{background:rgba(7,11,20,.9);border-bottom-color:rgba(35,211,232,.32);box-shadow:0 14px 36px rgba(0,0,0,.5);}
.gx-header.is-scrolled .gx-header-inner{height:64px;}
.gx-logo{display:inline-flex;align-items:center;gap:10px;color:var(--gx-text);flex-shrink:0;}
.gx-logo:hover{color:var(--gx-text);}
.gx-logo-mark{
  width:36px;height:36px;border-radius:11px;flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,rgba(35,211,232,.28),rgba(35,211,232,.06));
  border:1px solid rgba(35,211,232,.5);
  color:var(--gx-cyan);font-weight:700;font-size:17px;
  box-shadow:0 0 18px rgba(35,211,232,.25) inset;
}
.gx-logo-text{font-size:17px;font-weight:700;letter-spacing:.02em;white-space:nowrap;}
.gx-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.gx-nav-link{
  position:relative;display:inline-block;padding:8px 12px;font-size:15px;
  color:var(--gx-text-2);border-radius:8px;transition:color .2s ease,background .2s ease;
}
.gx-nav-link:hover{color:#fff;background:rgba(255,255,255,.05);}
.gx-nav-link.is-active{color:#fff;}
.gx-nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--gx-cyan),rgba(35,211,232,0));
  box-shadow:0 0 12px rgba(35,211,232,.7);
}
.gx-header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.gx-icon-btn{
  width:40px;height:40px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.04);border:1px solid var(--gx-line);color:var(--gx-text-2);cursor:pointer;
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.gx-icon-btn:hover{color:var(--gx-cyan);border-color:rgba(35,211,232,.45);background:rgba(35,211,232,.1);}
.gx-icon-btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(35,211,232,.8);}
.gx-text-btn{
  background:none;border:none;color:var(--gx-text-2);font-size:15px;font-weight:600;padding:8px 6px;cursor:pointer;
  transition:color .2s ease;
}
.gx-text-btn:hover{color:var(--gx-cyan);}
.gx-burger{display:none;}
.gx-drawer{
  position:fixed;top:0;right:0;bottom:0;width:302px;max-width:86vw;z-index:120;
  background:rgba(11,18,32,.94);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-left:1px solid var(--gx-line-strong);
  padding:26px 22px 34px;transform:translateX(102%);
  transition:transform .3s ease;overflow-y:auto;
}
.gx-drawer.is-open{transform:translateX(0);}
.gx-drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.gx-drawer-nav{display:flex;flex-direction:column;gap:4px;}
.gx-drawer-nav a{
  padding:13px 14px;border-radius:12px;color:var(--gx-text-2);font-size:15px;
  border:1px solid transparent;transition:all .2s ease;
}
.gx-drawer-nav a:hover,.gx-drawer-nav a.is-active{
  color:#fff;background:rgba(35,211,232,.1);border-color:rgba(35,211,232,.34);
}
.gx-drawer-cta{margin-top:22px;display:grid;gap:12px;}
.gx-search-box{
  margin-top:22px;display:flex;align-items:center;gap:10px;
  background:var(--gx-surface);border:1px solid var(--gx-line);border-radius:12px;padding:0 14px;height:48px;
}
.gx-search-box input{flex:1;background:none;border:none;color:var(--gx-text);font-size:15px;height:100%;outline:none;}
.gx-search-box i{color:var(--gx-text-3);}
.gx-backdrop{
  position:fixed;inset:0;background:rgba(4,7,13,.66);z-index:110;opacity:0;pointer-events:none;transition:opacity .3s ease;
}
.gx-backdrop.is-open{opacity:1;pointer-events:auto;}

/* ---------- 页首 ---------- */
.gx-hero{
  position:relative;padding:170px 0 68px;overflow:hidden;isolation:isolate;
  background:
    linear-gradient(180deg,rgba(7,11,20,.76),rgba(7,11,20,.9)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.gx-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(circle at 82% 14%,rgba(35,211,232,.24),transparent 56%);
}
.gx-crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--gx-text-3);margin-bottom:20px;flex-wrap:wrap;}
.gx-crumb a{color:var(--gx-text-2);}
.gx-crumb a:hover{color:var(--gx-cyan);text-decoration:underline;text-underline-offset:4px;}
.gx-crumb .sep{color:var(--gx-text-4);}
.gx-crumb [aria-current]{color:var(--gx-cyan);}
.gx-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  font-family:var(--gx-mono);color:var(--gx-cyan);
  background:rgba(35,211,232,.1);border:1px solid rgba(35,211,232,.32);border-radius:999px;padding:7px 15px;margin-bottom:20px;
}
.gx-hero h1{
  font-size:clamp(30px,4.6vw,54px);line-height:1.15;font-weight:700;margin-bottom:18px;max-width:16em;
}
.gx-hero h1 .hl{background:linear-gradient(100deg,#23D3E8,#EAF1FA);-webkit-background-clip:text;background-clip:text;color:transparent;}
.gx-hero-sub{font-size:17px;line-height:1.78;color:var(--gx-text-2);max-width:60ch;}
.gx-hero-stats{
  display:flex;gap:14px;margin-top:34px;flex-wrap:wrap;
}
.gx-stat{
  min-width:168px;padding:16px 20px;border-radius:var(--gx-radius-card);
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--gx-line);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
}
.gx-stat-num{font-family:var(--gx-mono);font-size:26px;font-weight:700;color:var(--gx-cyan);line-height:1.2;}
.gx-stat-num small{font-size:13px;color:var(--gx-text-2);font-weight:500;margin-left:3px;}
.gx-stat-label{font-size:13px;color:var(--gx-text-3);margin-top:4px;letter-spacing:.03em;}

/* 锚点胶囊条 */
.gx-chip-bar{
  position:sticky;top:76px;z-index:60;margin-top:38px;
  background:rgba(11,18,32,.82);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--gx-line);border-radius:999px;padding:9px 12px;
  display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;
}
.gx-chip-bar::-webkit-scrollbar{display:none;}
.gx-chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:7px;
  padding:9px 17px;border-radius:999px;font-size:14px;color:var(--gx-text-2);
  border:1px solid transparent;transition:all .2s ease;white-space:nowrap;
}
.gx-chip:hover{color:#fff;background:rgba(255,255,255,.06);}
.gx-chip.is-active{color:var(--gx-cyan);background:rgba(35,211,232,.12);border-color:rgba(35,211,232,.4);}

/* ---------- 通用区块 ---------- */
.gx-section{padding:96px 0;position:relative;}
.gx-section-alt{background:linear-gradient(180deg,rgba(11,18,32,.72),rgba(7,11,20,0));}
.gx-section-head{max-width:760px;margin-bottom:46px;}
.gx-section-head h2{font-size:clamp(24px,3vw,36px);line-height:1.25;margin-bottom:14px;}
.gx-section-head h2::before{
  content:"";display:inline-block;width:4px;height:.86em;border-radius:2px;margin-right:14px;vertical-align:-2px;
  background:linear-gradient(180deg,var(--gx-cyan),rgba(35,211,232,.15));
  box-shadow:0 0 14px rgba(35,211,232,.6);
}
.gx-section-head p{color:var(--gx-text-2);font-size:16px;line-height:1.85;}
.gx-tag{
  display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;
  font-size:12px;letter-spacing:.06em;font-family:var(--gx-mono);
  background:rgba(35,211,232,.1);border:1px solid rgba(35,211,232,.3);color:var(--gx-cyan);
}
.gx-tag-gold{background:rgba(255,176,32,.12);border-color:rgba(255,176,32,.45);color:var(--gx-gold);}

/* ---------- 档位清单 ---------- */
.gx-tier-toolbar{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  margin-bottom:22px;
}
.gx-tier-toolbar .gx-note{font-size:13px;color:var(--gx-text-3);}
.gx-tier-list{display:grid;gap:14px;}
.gx-tier-row{
  display:grid;grid-template-columns:1.15fr 1.5fr .95fr auto;align-items:center;gap:22px;
  padding:24px 26px;border-radius:var(--gx-radius-card);
  background:var(--gx-surface);border:1px solid var(--gx-line);box-shadow:var(--gx-shadow);
  transition:transform .22s ease,box-shadow .24s ease,border-color .24s ease,background .24s ease;
}
.gx-tier-row:hover{transform:translateY(-4px);border-color:rgba(35,211,232,.4);box-shadow:var(--gx-shadow-hover);}
.gx-tier-row.is-featured{
  background:linear-gradient(160deg,rgba(35,211,232,.1),rgba(16,26,46,.9));
  border-color:rgba(35,211,232,.45);
}
.gx-tier-id{display:flex;align-items:center;gap:14px;min-width:0;}
.gx-tier-badge{
  width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--gx-mono);font-size:16px;font-weight:700;color:var(--gx-cyan);
  background:rgba(35,211,232,.12);border:1px solid rgba(35,211,232,.36);
}
.gx-tier-row.is-featured .gx-tier-badge{color:var(--gx-gold);background:rgba(255,176,32,.14);border-color:rgba(255,176,32,.5);}
.gx-tier-name{font-size:18px;font-weight:700;}
.gx-tier-sub{font-size:12.5px;color:var(--gx-text-3);margin-top:2px;}
.gx-tier-feats{display:flex;flex-wrap:wrap;gap:8px 16px;}
.gx-feat{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;color:var(--gx-text-2);}
.gx-feat i{font-size:12px;color:var(--gx-green);}
.gx-feat.is-off{color:var(--gx-text-4);}
.gx-feat.is-off i{color:var(--gx-text-4);}
.gx-tier-price{text-align:right;}
.gx-price{font-family:var(--gx-mono);font-size:28px;font-weight:700;color:var(--gx-text);line-height:1.1;}
.gx-price span{font-size:15px;color:var(--gx-text-2);font-weight:500;}
.gx-price-note{font-size:12.5px;color:var(--gx-text-3);margin-top:4px;}

/* 推荐大卡 */
.gx-promo{
  margin-top:26px;display:grid;grid-template-columns:1.35fr 1fr;gap:0;overflow:hidden;
  border-radius:var(--gx-radius-panel);border:1px solid var(--gx-line-strong);background:var(--gx-elevated);box-shadow:var(--gx-shadow);
}
.gx-promo-media{position:relative;aspect-ratio:16/10;overflow:hidden;}
.gx-promo-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.gx-promo:hover .gx-promo-media img{transform:scale(1.04);}
.gx-promo-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,11,20,.1),rgba(7,11,20,.7));}
.gx-promo-body{padding:32px 30px;display:flex;flex-direction:column;gap:14px;justify-content:center;}
.gx-promo-body h3{font-size:22px;line-height:1.35;}
.gx-promo-body p{color:var(--gx-text-2);font-size:15px;}
.gx-promo-meta{display:flex;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--gx-text-3);font-family:var(--gx-mono);}

/* ---------- 到账时效 ---------- */
.gx-timing-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.gx-timing-card{
  padding:26px;border-radius:var(--gx-radius-card);background:var(--gx-surface);
  border:1px solid var(--gx-line);box-shadow:var(--gx-shadow);
  display:flex;flex-direction:column;gap:12px;
  transition:transform .22s ease,border-color .24s ease,box-shadow .24s ease;
}
.gx-timing-card:hover{transform:translateY(-4px);border-color:rgba(35,211,232,.38);box-shadow:var(--gx-shadow-hover);}
.gx-timing-top{display:flex;align-items:center;justify-content:space-between;gap:14px;}
.gx-timing-name{font-size:17px;font-weight:600;}
.gx-timing-value{font-family:var(--gx-mono);font-size:24px;font-weight:700;color:var(--gx-green);}
.gx-timing-desc{font-size:14px;color:var(--gx-text-2);}
.gx-bar{height:6px;border-radius:999px;background:rgba(255,255,255,.07);overflow:hidden;}
.gx-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--gx-cyan),var(--gx-green));}
.gx-bar-gold span{background:linear-gradient(90deg,var(--gx-gold),var(--gx-gold-deep));}

/* ---------- 勾选清单 ---------- */
.gx-check-list{display:grid;gap:12px;}
.gx-check-item{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px;
  padding:20px 24px;border-radius:var(--gx-radius-card);
  background:var(--gx-surface);border:1px solid var(--gx-line);
  transition:border-color .22s ease,transform .22s ease,background .22s ease;
}
.gx-check-item:hover{border-color:rgba(35,211,232,.4);transform:translateX(4px);}
.gx-check-mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(53,224,138,.12);border:1px solid rgba(53,224,138,.4);color:var(--gx-green);font-size:14px;
}
.gx-check-mark.is-no{background:rgba(108,124,147,.12);border-color:rgba(108,124,147,.34);color:var(--gx-text-3);}
.gx-check-body strong{display:block;font-size:16px;color:var(--gx-text);font-weight:600;}
.gx-check-body span{display:block;font-size:13.5px;color:var(--gx-text-2);margin-top:3px;line-height:1.7;}
.gx-check-val{font-family:var(--gx-mono);font-size:15px;color:var(--gx-cyan);white-space:nowrap;}
.gx-check-val.is-gold{color:var(--gx-gold);}

/* ---------- 流程步骤 ---------- */
.gx-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:step;}
.gx-step{
  position:relative;padding:28px 24px 26px;border-radius:var(--gx-radius-card);
  background:linear-gradient(180deg,rgba(16,26,46,.9),rgba(11,18,32,.7));
  border:1px solid var(--gx-line);box-shadow:var(--gx-shadow);
  transition:border-color .24s ease,transform .24s ease;
}
.gx-step:hover{border-color:rgba(35,211,232,.4);transform:translateY(-4px);}
.gx-step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:var(--gx-mono);font-size:13px;letter-spacing:.16em;color:var(--gx-cyan);
  display:block;margin-bottom:14px;
}
.gx-step h3{font-size:17px;margin-bottom:10px;}
.gx-step p{font-size:14px;color:var(--gx-text-2);line-height:1.8;}

/* ---------- 表格 ---------- */
.gx-table-wrap{
  border-radius:var(--gx-radius-card);border:1px solid var(--gx-line);overflow:hidden;background:var(--gx-surface);box-shadow:var(--gx-shadow);
}
.gx-table-scroll{overflow-x:auto;}
.gx-table{width:100%;border-collapse:collapse;min-width:680px;}
.gx-table th,.gx-table td{padding:16px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--gx-line);}
.gx-table thead th{
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  font-size:13.5px;color:var(--gx-text-2);font-weight:600;letter-spacing:.04em;white-space:nowrap;
}
.gx-table tbody tr{transition:background .2s ease;}
.gx-table tbody tr:hover{background:rgba(35,211,232,.05);}
.gx-table tbody tr:last-child td{border-bottom:none;}
.gx-table td .gx-num{color:var(--gx-cyan);font-weight:600;}

/* ---------- FAQ ---------- */
.gx-faq{border-radius:var(--gx-radius-card);overflow:hidden;border:1px solid var(--gx-line);background:var(--gx-surface);}
.gx-faq .accordion-item{background:transparent;border:none;border-bottom:1px solid var(--gx-line);}
.gx-faq .accordion-item:last-child{border-bottom:none;}
.gx-faq .accordion-button{
  background:transparent;color:var(--gx-text);font-size:17px;font-weight:600;line-height:1.6;
  padding:22px 56px 22px 24px;box-shadow:none;border-radius:0;position:relative;min-height:48px;
}
.gx-faq .accordion-button:not(.collapsed){color:#fff;background:rgba(35,211,232,.06);}
.gx-faq .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:0 3px 3px 0;
  background:var(--gx-cyan);box-shadow:0 0 14px rgba(35,211,232,.75);
}
.gx-faq .accordion-button::after{
  content:"";position:absolute;right:26px;top:50%;width:9px;height:9px;margin:0;
  border-right:2px solid var(--gx-cyan);border-bottom:2px solid var(--gx-cyan);
  transform:translateY(-70%) rotate(45deg);transition:transform .28s ease;background-image:none;
}
.gx-faq .accordion-button:not(.collapsed)::after{transform:translateY(-30%) rotate(-135deg);}
.gx-faq .accordion-button:focus{box-shadow:inset 0 0 0 2px rgba(35,211,232,.6);}
.gx-faq .accordion-body{padding:4px 30px 26px 24px;color:var(--gx-text-2);font-size:15px;line-height:1.85;}

/* ---------- CTA ---------- */
.gx-cta-wrap{padding:0 0 110px;}
.gx-cta{
  display:grid;grid-template-columns:1.5fr auto;align-items:center;gap:32px;
  padding:46px 44px;border-radius:var(--gx-radius-panel);
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--gx-line-strong);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--gx-shadow);
  position:relative;overflow:hidden;
}
.gx-cta::after{
  content:"";position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(35,211,232,.22),transparent 68%);
}
.gx-cta h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;margin-bottom:12px;}
.gx-cta p{color:var(--gx-text-2);font-size:15px;max-width:64ch;}
.gx-cta-actions{display:flex;flex-direction:column;gap:14px;align-items:stretch;position:relative;z-index:1;}
.gx-cta-fine{font-size:12.5px;color:var(--gx-text-3);letter-spacing:.02em;line-height:1.7;}
.gx-cta .gx-btn-ghost{align-self:center;}

/* ---------- 页脚 ---------- */
.gx-footer{
  border-top:1px solid var(--gx-line);background:linear-gradient(180deg,rgba(11,18,32,.6),rgba(7,11,20,1));
  padding:72px 0 0;
}
.gx-footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr 1fr;gap:36px;}
.gx-footer h4{font-size:14px;letter-spacing:.08em;color:var(--gx-text);margin-bottom:18px;}
.gx-footer ul{display:grid;gap:11px;}
.gx-footer ul a{color:var(--gx-text-2);font-size:14px;display:inline-block;transition:color .2s ease,transform .2s ease;}
.gx-footer ul a:hover{color:var(--gx-cyan);transform:translateX(2px);}
.gx-footer-desc{color:var(--gx-text-2);font-size:14px;line-height:1.8;margin:16px 0 14px;max-width:34ch;}
.gx-footer-contact{color:var(--gx-text-3);font-size:13px;line-height:1.9;}
.gx-status{display:inline-flex;align-items:center;gap:8px;color:var(--gx-green);font-size:13px;}
.gx-dot{
  width:8px;height:8px;border-radius:50%;background:var(--gx-green);display:inline-block;
  box-shadow:0 0 0 0 rgba(53,224,138,.6);animation:gxPulse 2.2s ease-out infinite;
}
@keyframes gxPulse{
  0%{box-shadow:0 0 0 0 rgba(53,224,138,.55);}
  70%{box-shadow:0 0 0 9px rgba(53,224,138,0);}
  100%{box-shadow:0 0 0 0 rgba(53,224,138,0);}
}
.gx-footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid var(--gx-line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  color:var(--gx-text-3);font-size:13px;
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .gx-nav-link{padding:8px 9px;font-size:14px;}
  .gx-footer-grid{grid-template-columns:1.6fr 1fr 1fr;gap:32px;}
  .gx-promo{grid-template-columns:1.2fr 1fr;}
}
@media (max-width:991px){
  .gx-nav,.gx-header-actions .gx-text-btn,.gx-header-actions .gx-btn{display:none;}
  .gx-burger{display:inline-flex;}
  .gx-header-actions .gx-icon-btn{display:none;}
  .gx-section{padding:72px 0;}
  .gx-hero{padding:140px 0 56px;}
  .gx-chip-bar{top:64px;}
  .gx-tier-row{grid-template-columns:1fr 1fr;gap:18px;}
  .gx-tier-price{text-align:left;grid-column:1/2;}
  .gx-tier-row .gx-btn{grid-column:2/3;justify-self:end;}
  .gx-steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .gx-cta{grid-template-columns:1fr;padding:38px 30px;}
  .gx-cta-actions{align-items:stretch;}
  .gx-footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  .gx-container{padding:0 18px;}
  .gx-hero{padding:126px 0 48px;background-size:cover;background-position:center;}
  .gx-hero-sub{font-size:16px;}
  .gx-stat{min-width:142px;padding:13px 16px;}
  .gx-stat-num{font-size:22px;}
  .gx-hero-stats{flex-wrap:nowrap;overflow-x:auto;padding-bottom:6px;scrollbar-width:none;}
  .gx-hero-stats::-webkit-scrollbar{display:none;}
  .gx-section{padding:56px 0;}
  .gx-timing-grid{grid-template-columns:1fr;}
  .gx-promo{grid-template-columns:1fr;}
  .gx-promo-body{padding:24px 22px;}
  .gx-tier-row{grid-template-columns:1fr;padding:20px;}
  .gx-tier-row .gx-btn{grid-column:1/2;justify-self:stretch;width:100%;}
  .gx-tier-price{text-align:left;grid-column:1/2;}
  .gx-check-item{grid-template-columns:auto 1fr;gap:14px;}
  .gx-check-val{grid-column:2/3;}
  .gx-footer-grid{grid-template-columns:1fr;gap:28px;}
  .gx-footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:575px){
  .gx-hero h1{font-size:30px;}
  .gx-section-head h2{font-size:24px;}
  .gx-steps{grid-template-columns:1fr;}
  .gx-btn{width:100%;}
  .gx-cta{padding:30px 22px;}
  .gx-faq .accordion-button{font-size:16px;padding:18px 48px 18px 18px;}
  .gx-faq .accordion-body{padding:0 20px 22px 18px;}
  .gx-chip-bar{border-radius:16px;}
}