:root{
  --primary:#2B5BFF;
  --primary-2:#7B5CFF;
  --primary-3:#00C2FF;
  --accent:#FFB800;
  --accent-2:#FF6A3D;
  --ink:#0E1324;
  --ink-2:#1A2238;
  --muted:#5A6478;
  --line:#E6EAF3;
  --bg-light:#F6F8FC;
  --bg-dark:#0A0E1F;
  --bg-dark-2:#111631;
  --white:#FFFFFF;
  --grad-1:linear-gradient(135deg,#2B5BFF 0%,#7B5CFF 100%);
  --grad-2:linear-gradient(135deg,#00C2FF 0%,#2B5BFF 100%);
  --grad-3:linear-gradient(135deg,#FFB800 0%,#FF6A3D 100%);
  --shadow-sm:0 2px 10px rgba(16,22,46,.06);
  --shadow-md:0 10px 30px rgba(16,22,46,.10);
  --shadow-lg:0 24px 60px rgba(16,22,46,.16);
  --radius:18px;
  --radius-sm:12px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--ink);line-height:1.7;background:#fff;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.grad-text{background:var(--grad-1);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-weight:600;font-size:15px;cursor:pointer;border:none;transition:all .25s ease;white-space:nowrap}
.btn-primary{background:var(--grad-1);color:#fff;box-shadow:0 10px 26px rgba(43,91,255,.38)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(43,91,255,.5)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.25);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:rgba(255,255,255,.18)}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}
.btn-accent{background:var(--grad-3);color:#fff;box-shadow:0 10px 26px rgba(255,106,61,.35)}
.section{padding:96px 0}
.section-alt{background:var(--bg-light)}
.section-dark{background:var(--bg-dark);color:#fff}
.section-head{max-width:720px;margin:0 auto 56px;text-align:center}
.section-tag{display:inline-block;padding:6px 16px;border-radius:999px;font-size:13px;font-weight:600;background:rgba(43,91,255,.08);color:var(--primary);margin-bottom:18px}
.section-head h2{font-size:38px;font-weight:800;line-height:1.25;letter-spacing:-.5px}
.section-head p{color:var(--muted);font-size:17px;margin-top:14px}
.section-dark .section-head p{color:rgba(255,255,255,.66)}

.navbar{position:fixed;top:0;left:0;right:0;z-index:100;padding:16px 0;transition:all .3s ease}
.navbar.scrolled{background:rgba(10,14,31,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 4px 24px rgba(0,0,0,.16);padding:10px 0}
.navbar.light{background:rgba(255,255,255,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 4px 24px rgba(16,22,46,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:#fff}
.navbar.light .nav-logo{color:var(--ink)}
.nav-logo img{width:36px;height:36px;border-radius:8px}
.nav-menu{display:flex;align-items:center;gap:28px}
.nav-menu a{font-size:14.5px;font-weight:500;color:rgba(255,255,255,.82);transition:color .2s}
.navbar.light .nav-menu a{color:#3A4358}
.nav-menu a:hover{color:var(--primary)}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px}
.nav-toggle span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.navbar.light .nav-toggle span{background:var(--ink)}

.hero{position:relative;min-height:100vh;display:flex;align-items:center;background:radial-gradient(1200px 600px at 80% -10%,rgba(43,91,255,.35),transparent 60%),radial-gradient(900px 500px at -10% 30%,rgba(123,92,255,.28),transparent 55%),linear-gradient(160deg,#070A18 0%,#0A0E1F 45%,#0E1330 100%);color:#fff;overflow:hidden;padding:140px 0 90px}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(circle at 50% 40%,#000 0%,transparent 70%);-webkit-mask-image:radial-gradient(circle at 50% 40%,#000 0%,transparent 70%)}
.hero-particle{position:absolute;border-radius:50%;filter:blur(2px);opacity:.55;animation:float 8s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-24px)}}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);font-size:13px;font-weight:600;backdrop-filter:blur(8px)}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:#34D399;box-shadow:0 0 10px #34D399}
.hero h1{font-size:56px;font-weight:900;line-height:1.15;letter-spacing:-1px;margin:22px 0 18px}
.hero-sub{font-size:18px;color:rgba(255,255,255,.72);max-width:540px;margin-bottom:32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px}
.hero-stats{display:flex;gap:36px;flex-wrap:wrap}
.hero-stat strong{font-size:28px;font-weight:800;display:block;background:var(--grad-2);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-stat span{font-size:13px;color:rgba(255,255,255,.6)}

.simulator{position:relative;z-index:2}
.phone-frame{position:relative;width:340px;height:660px;margin:0 auto;background:linear-gradient(180deg,#141A33,#0C1024);border-radius:44px;padding:14px;box-shadow:0 40px 90px rgba(0,0,0,.5),inset 0 0 0 2px rgba(255,255,255,.08)}
.phone-screen{position:relative;width:100%;height:100%;border-radius:32px;background:linear-gradient(180deg,#F7F9FF,#EDF1FB);overflow:hidden;padding:20px}
.phone-notch{position:absolute;top:14px;left:50%;transform:translateX(-50%);width:120px;height:26px;background:#0C1024;border-radius:14px;z-index:3}
.wallet-balance{background:var(--grad-1);border-radius:20px;padding:22px;color:#fff;margin-top:26px}
.wallet-balance .label{font-size:12px;opacity:.8}
.wallet-balance .amount{font-size:30px;font-weight:800;margin:4px 0 12px}
.wallet-balance .change{font-size:12px;background:rgba(255,255,255,.2);padding:3px 10px;border-radius:999px;display:inline-block}
.asset-row{display:flex;align-items:center;gap:12px;background:#fff;border-radius:14px;padding:13px;margin-top:12px;box-shadow:var(--shadow-sm)}
.asset-ico{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;color:#fff;flex-shrink:0}
.asset-info{flex:1}
.asset-info b{font-size:14px;display:block}
.asset-info span{font-size:12px;color:var(--muted)}
.asset-val{text-align:right}
.asset-val b{font-size:14px;display:block}
.asset-val span{font-size:11px;color:#16A34A}
.phone-tabs{display:flex;gap:8px;margin-top:16px}
.phone-tab{flex:1;text-align:center;font-size:11px;color:var(--muted);padding:8px 0;border-radius:10px}
.phone-tab.active{background:rgba(43,91,255,.1);color:var(--primary);font-weight:600}

.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:#fff;border-radius:var(--radius);padding:32px;box-shadow:var(--shadow-md);transition:transform .3s ease,box-shadow .3s ease;position:relative;overflow:hidden}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.card-ico{width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:22px;font-size:26px;color:#fff}
.card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px}

.notice-board{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.notice-item{background:#fff;border-radius:var(--radius-sm);padding:22px;box-shadow:var(--shadow-sm);border-left:4px solid var(--primary);transition:transform .25s}
.notice-item:hover{transform:translateX(6px)}
.notice-item .cat{font-size:12px;color:var(--primary);font-weight:600}
.notice-item a{display:block;font-weight:600;font-size:15px;margin-top:8px;line-height:1.5;color:var(--ink)}
.notice-item a:hover{color:var(--primary)}
.notice-item .date{font-size:12px;color:var(--muted);margin-top:10px;display:block}

.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.trust-item{text-align:center;padding:28px 16px;border-radius:var(--radius-sm);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);transition:background .25s}
.trust-item:hover{background:rgba(255,255,255,.1)}
.trust-item strong{display:block;font-size:32px;font-weight:800;background:var(--grad-2);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.trust-item span{font-size:13.5px;color:rgba(255,255,255,.66)}

.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scene-item{position:relative;border-radius:var(--radius);overflow:hidden;height:220px;background:var(--grad-1)}
.scene-item .overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,31,.1),rgba(10,14,31,.85));display:flex;flex-direction:column;justify-content:flex-end;padding:24px;color:#fff}
.scene-item h3{font-size:19px;font-weight:700;margin-bottom:6px}
.scene-item p{font-size:13.5px;color:rgba(255,255,255,.8)}

.news-tabs{display:flex;justify-content:center;gap:10px;margin-bottom:40px;flex-wrap:wrap}
.news-tab{padding:10px 22px;border-radius:999px;font-size:14px;font-weight:600;background:#fff;color:var(--muted);border:1px solid var(--line);cursor:pointer;transition:.25s}
.news-tab.active{background:var(--grad-1);color:#fff;border-color:transparent;box-shadow:0 8px 20px rgba(43,91,255,.3)}
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-md);transition:transform .3s}
.news-card:hover{transform:translateY(-6px)}
.news-card .thumb{height:160px;background:var(--grad-2);display:flex;align-items:center;justify-content:center;color:#fff;font-size:40px;font-weight:800}
.news-card .body{padding:22px}
.news-card .meta{font-size:12px;color:var(--muted);display:flex;gap:10px;margin-bottom:10px}
.news-card a{font-weight:700;font-size:16px;line-height:1.5;display:block;color:var(--ink)}
.news-card a:hover{color:var(--primary)}
.news-card .excerpt{font-size:13.5px;color:var(--muted);margin-top:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

.download-area{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.dl-item{background:#fff;border-radius:var(--radius-sm);padding:28px 16px;text-align:center;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s}
.dl-item:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.dl-ico{width:52px;height:52px;margin:0 auto 16px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:22px;color:#fff}
.dl-item h4{font-size:15px;font-weight:700;margin-bottom:14px}
.dl-item .btn{padding:9px 18px;font-size:13px}

.faq-list{max-width:820px;margin:0 auto}
.faq-item{background:#fff;border-radius:var(--radius-sm);margin-bottom:14px;box-shadow:var(--shadow-sm);overflow:hidden}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;padding:20px 24px;font-size:16px;font-weight:600;cursor:pointer;background:none;border:none;text-align:left;color:var(--ink)}
.faq-q .plus{font-size:22px;color:var(--primary);transition:transform .3s;flex-shrink:0}
.faq-item.open .plus{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 24px}
.faq-item.open .faq-a{max-height:300px;padding:0 24px 20px}
.faq-a p{color:var(--muted);font-size:14.5px}

.cta{position:relative;background:var(--grad-1);padding:90px 0;text-align:center;color:#fff;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 400px at 50% 0%,rgba(255,255,255,.18),transparent 60%)}
.cta h2{font-size:40px;font-weight:800;position:relative;z-index:1}
.cta p{font-size:17px;color:rgba(255,255,255,.85);margin:14px 0 30px;position:relative;z-index:1}
.cta .btn{position:relative;z-index:1;background:#fff;color:var(--primary)}

.footer{background:#070A18;color:rgba(255,255,255,.6);padding:60px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer a{display:block;font-size:13.5px;margin-bottom:10px;color:rgba(255,255,255,.6)}
.footer a:hover{color:#fff}
.footer .brand{color:#fff;font-weight:800;font-size:20px;display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer .brand img{width:32px;height:32px;border-radius:6px}
.footer .desc{font-size:13.5px;max-width:300px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;text-align:center;font-size:12.5px}

.crumb{background:var(--bg-dark);color:rgba(255,255,255,.7);padding:110px 0 24px}
.crumb nav ol{display:flex;gap:8px;font-size:13px;flex-wrap:wrap}
.crumb a{color:rgba(255,255,255,.6)}
.crumb a:hover{color:#fff}
.crumb li:not(:last-child)::after{content:"/";margin-left:8px;color:rgba(255,255,255,.3)}
.crumb li[aria-current]{color:#fff;font-weight:700}
.page-title{font-size:32px;font-weight:800;margin:6px 0 4px}

.article{max-width:820px;margin:0 auto;padding:60px 24px}
.article h1{font-size:34px;font-weight:800;line-height:1.3;margin:16px 0}
.article .ameta{color:var(--muted);font-size:13px;display:flex;gap:16px;flex-wrap:wrap;margin-bottom:28px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.article h2{font-size:24px;font-weight:700;margin:36px 0 14px;color:var(--ink)}
.article p{font-size:16px;color:#2A3350;margin-bottom:18px;line-height:1.9;text-align:justify}
.article .aimg{margin:28px 0;border-radius:var(--radius-sm);overflow:hidden;background:var(--grad-2);display:flex;align-items:center;justify-content:center;color:#fff;height:260px;font-size:16px}
.article .aimg img{width:100%;height:100%;object-fit:cover}
.article-nav{display:flex;justify-content:space-between;gap:16px;margin-top:48px;padding-top:24px;border-top:1px solid var(--line);flex-wrap:wrap}
.article-nav a{font-size:14px;color:var(--primary);font-weight:600}
.article-nav a:hover{text-decoration:underline}

.sitemap-wrap{max-width:900px;margin:0 auto;padding:40px 24px 80px}
.sitemap-group{margin-bottom:36px}
.sitemap-group h2{font-size:22px;font-weight:700;margin-bottom:16px;padding-left:14px;border-left:4px solid var(--primary)}
.sitemap-group ul{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.sitemap-group ul a{display:block;padding:12px 16px;background:var(--bg-light);border-radius:10px;font-size:14.5px;color:var(--ink);transition:.2s}
.sitemap-group ul a:hover{background:rgba(43,91,255,.08);color:var(--primary)}

.page404{min-height:80vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px 24px;background:var(--bg-dark);color:#fff}
.page404 .code{font-size:120px;font-weight:900;background:var(--grad-1);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1}
.page404 h1{font-size:28px;margin:20px 0 12px}
.page404 p{color:rgba(255,255,255,.66);margin-bottom:28px}
.page404 .countdown{color:var(--primary);font-weight:800}

@media(max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:42px}
  .phone-frame{margin-top:20px}
  .cards-grid,.scene-grid,.news-list{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .download-area{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:640px){
  .nav-menu{display:none;position:absolute;top:100%;left:0;right:0;background:rgba(10,14,31,.96);flex-direction:column;padding:20px;gap:16px}
  .nav-menu.open{display:flex}
  .nav-toggle{display:flex}
  .hero h1{font-size:34px}
  .cards-grid,.scene-grid,.news-list,.notice-board,.trust-grid,.download-area,.footer-grid{grid-template-columns:1fr}
  .section{padding:64px 0}
  .section-head h2{font-size:30px}
  .phone-frame{width:290px;height:580px}
}