*{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI',Roboto,sans-serif;}
:root{
  --dark-bg:#0a0e1a;
  --card-bg:rgba(26,35,54,0.7);
  --primary:#00d4ff;
  --primary-dark:#0099cc;
  --secondary:#7c3aed;
  --metal:#e2e8f0;
  --text:#f8fafc;
  --text-light:#94a3b8;
  --border-color:rgba(0,212,255,0.2);
  --glow-primary:0 0 20px rgba(0,212,255,0.4);
  --glow-secondary:0 0 20px rgba(124,58,237,0.4);
}
body{
  background:var(--dark-bg);
  color:var(--text);
  line-height:1.6;
  min-height:100vh;
  position:relative;
  overflow-x:hidden;
}
body::before{
  content:'';
  position:fixed;
  top:0;left:0;right:0;bottom:0;
  background:
    linear-gradient(135deg,rgba(0,212,255,0.03) 0%,rgba(124,58,237,0.03) 50%,rgba(0,212,255,0.03) 100%),
    linear-gradient(rgba(0,212,255,0.02) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,212,255,0.02) 1px,transparent 1px);
  background-size:100% 100%,60px 60px,60px 60px;
  pointer-events:none;
  z-index:0;
}
body::after{
  content:'';
  position:fixed;
  top:-50%;left:-50%;width:200%;height:200%;
  background:radial-gradient(circle at 20% 30%,rgba(0,212,255,0.1) 0%,transparent 50%),
              radial-gradient(circle at 80% 70%,rgba(124,58,237,0.1) 0%,transparent 50%);
  pointer-events:none;
  z-index:0;
  animation:floatBg 20s ease-in-out infinite;
}
@keyframes floatBg{
  0%,100%{transform:translate(0,0) rotate(0deg);}
  50%{transform:translate(2%,2%) rotate(1deg);}
}
.container{max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:1;}
header{
  background:rgba(10,14,26,0.95);
  backdrop-filter:blur(20px);
  position:sticky;top:0;z-index:999;
  border-bottom:1px solid var(--border-color);
  box-shadow:0 4px 30px rgba(0,212,255,0.1);
}
.nav{display:flex;justify-content:space-between;align-items:center;height:72px;}
.logo{
  font-size:24px;font-weight:bold;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  -webkit-background-clip:text;
  background-clip:text;
  -webkit-text-fill-color:transparent;
  text-decoration:none;white-space:nowrap;flex-shrink:0;
}
.nav-menu{display:flex;gap:28px;list-style:none;white-space:nowrap;}
.nav-menu a{
  color:var(--text);text-decoration:none;font-size:15px;
  transition:all .3s ease;position:relative;white-space:nowrap;flex-shrink:0;
}
.nav-menu a::after{
  content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;
  background:linear-gradient(90deg,var(--primary),var(--secondary));
  transition:width .3s ease;
}
.nav-menu a:hover{color:var(--primary);}
.nav-menu a:hover::after{width:100%;}
.lang-btn{
  padding:8px 16px;background:linear-gradient(135deg,var(--primary),var(--secondary));
  border:none;border-radius:6px;color:#fff;cursor:pointer;
  transition:all .3s ease;box-shadow:var(--glow-primary);
}
.lang-btn:hover{transform:scale(1.05);box-shadow:0 0 30px rgba(0,212,255,0.6);}
.btn{
  padding:14px 32px;background:linear-gradient(135deg,var(--primary),var(--secondary));
  border:none;border-radius:8px;color:#fff;font-size:16px;cursor:pointer;
  transition:all .3s ease;text-decoration:inline-block;
  box-shadow:var(--glow-primary);font-weight:500;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(0,212,255,0.5);}
.section-title{
  text-align:center;font-size:34px;margin:70px 0 50px;
  background:linear-gradient(135deg,var(--primary),var(--metal));
  -webkit-background-clip:text;
  background-clip:text;
  -webkit-text-fill-color:transparent;
  position:relative;
}
.section-title::after{
  content:'';position:absolute;bottom:-15px;left:50%;transform:translateX(-50%);
  width:80px;height:3px;
  background:linear-gradient(90deg,transparent,var(--primary),transparent);
  border-radius:2px;
}
.card{
  background:var(--card-bg);backdrop-filter:blur(20px);
  border:1px solid var(--border-color);border-radius:16px;
  transition:all .4s ease;
}
.card:hover{
  transform:translateY(-5px);
  border-color:rgba(0,212,255,0.5);
  box-shadow:0 20px 40px rgba(0,212,255,0.15);
}
footer{
  background:rgba(10,15,29,0.95);backdrop-filter:blur(20px);
  padding:60px 0 30px;margin-top:80px;
  border-top:1px solid var(--border-color);
  position:relative;z-index:1;
}
.footer-row{display:grid;grid-template-columns:1fr 1.5fr 1fr;gap:32px;margin-bottom:40px;}
.footer-col h4{margin-bottom:20px;color:var(--metal);font-size:16px;}
.footer-col p{color:var(--text-light);font-size:13px;margin:8px 0;line-height:1.8;}
.footer-col a{color:var(--text-light);text-decoration:none;transition:.3s;}
.footer-col a:hover{color:var(--primary);}
.copyright{
  text-align:center;padding-top:25px;border-top:1px solid rgba(0,212,255,0.1);
  color:#5a6980;font-size:13px;
}
.info-card{
  background:var(--card-bg);backdrop-filter:blur(20px);
  border:1px solid var(--border-color);border-radius:16px;
  padding:32px;margin-bottom:35px;
  transition:all .4s ease;
}
.info-card:hover{box-shadow:0 20px 40px rgba(0,212,255,0.1);}
.platform-btn{
  padding:10px 24px;background:rgba(0,212,255,0.1);
  border:1px solid rgba(0,212,255,0.3);color:var(--primary);
  border-radius:8px;text-decoration:none;transition:all .3s ease;
  text-align:center;font-size:14px;
}
.platform-btn:hover{
  background:rgba(0,212,255,0.2);border-color:var(--primary);
  box-shadow:var(--glow-primary);transform:scale(1.02);
}
@media(max-width:992px){
  .footer-row{grid-template-columns:repeat(2,1fr);}
  .nav-menu{gap:16px;}
  .nav-menu a{font-size:13px;}
  .lang-btn{padding:6px 12px;font-size:12px;}
}
video{pointer-events:auto;user-select:none;-webkit-user-select:none;}
.video-wrap,.video-full{pointer-events:none;}
.video-wrap video,.video-full video{pointer-events:auto;}
@media(max-width:768px){
  .nav-menu{gap:10px;}
  .nav-menu a{font-size:12px;}
  .logo{font-size:18px;}
  .lang-btn{padding:4px 10px;font-size:11px;}
}