:root{
  --bg:#060816;
  --bg-2:#09051a;
  --bg-3:#0b1020;
  --card:#14102a;
  --card-2:#1a1436;
  --text:#f3efff;
  --muted:#b9b1e6;
  --primary:#7a2dff;
  --primary-2:#b43dff;
  --accent:#4bd3ff;
  --accent-2:#53f0c5;
  --line:rgba(255,255,255,0.08);
  --glow:0 20px 60px rgba(122,45,255,0.35);
  --radius:24px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(1200px,92%);margin:0 auto}

#particles{position:fixed;inset:0;z-index:-2;pointer-events:none}

body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;
  background-image:linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size:60px 60px;
  opacity:0.25;
}

.top-progress{position:fixed;top:0;left:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent));width:0;z-index:999}

header{
  position:sticky;top:0;z-index:900;
  backdrop-filter:blur(12px);
  background:rgba(9,5,26,0.72);
  border-bottom:1px solid var(--line);
}
.navbar{display:flex;align-items:center;justify-content:space-between;height:78px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:30px}
.brand-text{font-weight:800;letter-spacing:0.6px;color:#f5edff}
.nav-links{display:flex;gap:18px;align-items:center;font-size:14px;color:var(--muted);flex-wrap:wrap}
.nav-links a{padding:6px 10px;border-radius:999px;transition:.2s}
.nav-links a:hover{background:rgba(122,45,255,0.18);color:#fff}

.burger{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:12px;align-items:center;justify-content:center}
.burger span{width:18px;height:2px;background:#fff;display:block;position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff}
.burger span::before{top:-6px}.burger span::after{top:6px}

.mobile-menu{display:none;flex-direction:column;gap:10px;padding:12px 0 18px;border-top:1px solid var(--line)}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:8px 10px;border-radius:10px;background:rgba(255,255,255,0.04)}

.section{position:relative;padding:110px 0}
.section-desc{color:var(--muted);margin-top:8px;margin-bottom:28px;max-width:760px}

.hero{
  position:relative;
  min-height:920px;
  display:flex;
  align-items:center;
  background:
    radial-gradient(800px 400px at 20% 20%,rgba(122,45,255,0.25),transparent 60%),
    radial-gradient(900px 450px at 80% 10%,rgba(75,211,255,0.18),transparent 60%),
    linear-gradient(160deg,#050713 0%,#0b0f20 50%,#060816 100%);
}
.hero-bg{
  position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(500px 500px at 75% 75%,rgba(82,247,200,0.15),transparent 60%),
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size:auto,70px 70px,70px 70px;
  opacity:.5;
}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}
.hero-content{max-width:680px}
.hero-badge{display:inline-flex;align-items:center;gap:10px;padding:8px 14px;border-radius:999px;background:rgba(122,45,255,0.18);border:1px solid var(--line);font-size:13px;color:var(--muted)}
.hero h1{font-size:44px;line-height:1.15;margin-top:16px;max-width:620px}
.hero p{color:var(--muted);margin-top:12px;max-width:620px}
.hero-cta{display:flex;gap:14px;margin-top:18px;flex-wrap:wrap}
.btn{padding:12px 22px;border-radius:12px;background:linear-gradient(90deg,var(--primary),var(--primary-2));color:#fff;font-weight:600;border:0;box-shadow:var(--glow);transition:.2s}
.btn.secondary{background:transparent;border:1px solid var(--line);box-shadow:none}
.btn:hover{transform:translateY(-2px)}

.badge-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}
.badge{padding:6px 10px;border-radius:999px;border:1px solid var(--line);font-size:12px;color:var(--muted);display:inline-flex;align-items:center;gap:6px}
.badge img{width:18px;height:18px;object-fit:contain}
.badge i{display:inline-block;width:8px;height:8px;border-radius:50%;background:linear-gradient(90deg,var(--primary),var(--accent));box-shadow:0 0 10px rgba(94,215,255,0.7)}

.hero-visual{position:relative;display:flex;justify-content:flex-end}
.hero-showcase{position:relative;width:520px;max-width:100%;min-height:420px}
.hero-phone{position:relative;width:360px;margin-left:auto;border-radius:28px;overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,0.55);border:1px solid rgba(255,255,255,0.08);background:rgba(18,12,34,0.8)}
.hero-phone img{width:100%;height:520px;object-fit:cover}
.hero-mini{position:absolute;width:200px;border-radius:22px;overflow:hidden;box-shadow:0 20px 50px rgba(0,0,0,0.45);border:1px solid rgba(255,255,255,0.08);background:rgba(18,12,34,0.8)}
.hero-mini img{width:100%;height:140px;object-fit:cover}
.mini-a{left:0;top:40px}
.mini-b{left:60px;bottom:20px}

.section-product{background:linear-gradient(140deg,#120a27 0%,#1a1237 100%)}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature-card{padding:28px;border-radius:var(--radius);background:rgba(18,12,34,0.9);border:1px solid var(--line)}
.feature-card h3{font-size:18px;margin-bottom:8px}
.feature-card p{color:var(--muted)}
.feature-card .tag{display:inline-block;margin-top:12px;padding:4px 10px;border-radius:999px;background:rgba(122,45,255,0.2);font-size:12px}

.section-security{background:linear-gradient(140deg,#0b1020 0%,#0a0d1d 100%)}
.security-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
.security-text h2{margin-bottom:8px}
.security-text h3{font-size:20px;margin-bottom:10px;color:#dfe6ff}
.security-list{margin:16px 0 22px 18px;color:var(--muted)}
.security-dashboard{display:grid;gap:14px}
.security-dashboard .label{margin-bottom:6px;color:#fff}
.security-visual .media-card{padding:16px;border-radius:var(--radius);background:rgba(10,6,22,0.9);border:1px solid var(--line)}
.security-visual img{width:100%;max-width:500px;max-height:520px;object-fit:contain;border-radius:var(--radius);box-shadow:0 24px 60px rgba(0,0,0,0.45)}
.progress{height:8px;border-radius:999px;background:rgba(255,255,255,0.08);overflow:hidden}
.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));width:0}

.section-screens{background:linear-gradient(140deg,#0b0f20 0%,#141529 100%)}
.screen-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.screen-card{padding:16px;border-radius:var(--radius);background:rgba(18,10,34,0.9);border:1px solid var(--line);text-align:center}
.screen-card img{width:100%;height:300px;object-fit:cover;border-radius:var(--radius);box-shadow:0 20px 50px rgba(0,0,0,0.35);margin-bottom:12px}

.section-currencies{background:linear-gradient(140deg,#0d1426 0%,#121831 100%)}
.logo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.logo-card{padding:22px;border-radius:var(--radius);background:rgba(255,255,255,0.04);border:1px solid var(--line);display:grid;gap:8px;align-items:center}
.logo-card img{width:56px;height:56px;object-fit:contain;background:rgba(255,255,255,0.06);border-radius:16px;padding:6px}
.logo-name{font-weight:600}
.logo-desc{color:var(--muted);font-size:13px}

.section-partners{background:linear-gradient(140deg,#09051a 0%,#0b0e1c 100%)}
.partner-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;align-items:center}
.partner-item{display:flex;align-items:center;gap:10px;padding:14px 16px;border-radius:18px;background:rgba(255,255,255,0.04);border:1px solid var(--line)}
.partner-item img{width:40px;height:40px;object-fit:contain;background:rgba(255,255,255,0.06);border-radius:12px;padding:6px}
.partner-tag{padding:12px 16px;border-radius:18px;background:rgba(122,45,255,0.12);border:1px dashed rgba(122,45,255,0.4);text-align:center;color:#d7ccff}

.section-scenes{background:linear-gradient(140deg,#0b1020 0%,#101427 100%)}
.scenes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.scene-card{padding:20px;border-radius:var(--radius);background:rgba(18,10,34,0.9);border:1px solid var(--line);cursor:pointer;transition:.2s}
.scene-card:hover{transform:translateY(-4px)}
.scene-card img{width:100%;height:240px;object-fit:cover;border-radius:var(--radius);box-shadow:0 16px 40px rgba(0,0,0,0.35);margin-bottom:12px}
.scene-card p{color:var(--muted)}

.section-faq{background:linear-gradient(140deg,#0a0f20 0%,#0e1428 100%)}
.accordion{display:grid;gap:12px;max-width:920px}
.accordion-item{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:rgba(18,10,34,0.9)}
.accordion-item button{width:100%;text-align:left;background:transparent;border:0;color:#fff;padding:16px 18px;display:flex;justify-content:space-between;align-items:center;font-size:16px}
.accordion-item .content{display:none;padding:0 18px 16px;color:var(--muted)}
.accordion-item.open .content{display:block}

.section-download{background:linear-gradient(120deg,#3b0a8f,#7a2dff,#4bd3ff)}
.download-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:center}
.download-media img{width:220px;height:220px;object-fit:cover;border-radius:22px;box-shadow:0 16px 40px rgba(0,0,0,0.4)}

footer{padding:40px 0;border-top:1px solid var(--line);color:var(--muted);background:#070716}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:20px;align-items:center}
.brand-row{display:flex;gap:10px;align-items:center;margin-bottom:8px}
.brand-row img{height:28px}

.modal{position:fixed;inset:0;background:rgba(0,0,0,0.6);display:none;align-items:center;justify-content:center;z-index:999}
.modal.open{display:flex}
.modal-content{width:min(700px,92%);padding:24px;border-radius:18px;background:#120823;border:1px solid var(--line)}

.reveal{opacity:0;transform:translateY(20px);transition:.6s}
.reveal.in{opacity:1;transform:translateY(0)}

.glow-follow{position:fixed;width:220px;height:220px;border-radius:50%;pointer-events:none;background:radial-gradient(circle,rgba(94,215,255,0.25),transparent 60%);mix-blend-mode:screen;filter:blur(2px);z-index:2}

@media (max-width:1440px){
  .hero h1{font-size:40px}
  .hero{min-height:880px}
}
@media (max-width:1366px){
  .hero-grid{grid-template-columns:1.1fr .9fr}
  .hero h1{font-size:38px}
  .hero-showcase{width:460px}
}
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .hero{min-height:auto;padding:90px 0}
  .hero-visual{justify-content:center;margin-top:20px}
  .hero-showcase{width:100%;min-height:360px}
  .hero-phone{width:300px;margin:0 auto}
  .hero-phone img{height:420px}
  .mini-a{left:0;top:10px}
  .mini-b{left:40px;bottom:10px}
  .feature-grid,.security-layout,.screen-grid,.logo-grid,.partner-grid,.scenes,.download-inner,.footer-grid{grid-template-columns:1fr}
  .nav-links{display:none}
  .burger{display:flex}
  .mobile-menu{display:none}
}
@media (max-width:768px){
  .section{padding:96px 0}
  .feature-grid{grid-template-columns:1fr 1fr}
  .screen-grid{grid-template-columns:1fr 1fr}
  .logo-grid{grid-template-columns:1fr 1fr}
  .partner-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:390px){
  .hero h1{font-size:30px}
  .feature-grid,.screen-grid,.logo-grid,.partner-grid{grid-template-columns:1fr}
  .download-media img{width:180px;height:180px}
  .hero-showcase{min-height:320px}
  .mini-a{left:0}
  .mini-b{left:20px}
}