:root{
  --bg:#020617;
  --panel:#081222;
  --panel2:rgba(11,22,46,.78);
  --line:rgba(96,165,250,.32);
  --line2:rgba(34,211,238,.46);
  --text:#f8fbff;
  --muted:#d7e5ff;
  --soft:#9fb6d9;
  --blue:#3b82f6;
  --cyan:#22d3ee;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:#020617}
body{
  margin:0;
  color:var(--text);
  font-family:Inter,Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  background:
    radial-gradient(circle at 12% 8%,rgba(37,99,235,.40),transparent 33%),
    radial-gradient(circle at 90% 16%,rgba(34,211,238,.22),transparent 31%),
    radial-gradient(circle at 50% 105%,rgba(30,64,175,.26),transparent 38%),
    #020617;
}
body:before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(96,165,250,.075) 1px,transparent 1px),
    linear-gradient(90deg,rgba(96,165,250,.075) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),rgba(0,0,0,.15));
}
a{text-decoration:none;color:inherit}
.header,main,.footer{position:relative;z-index:1}
.container{width:min(1180px,calc(100% - 44px));margin:0 auto}

.header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(2,6,23,.90);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(96,165,250,.30);
  box-shadow:0 16px 60px rgba(0,0,0,.32);
}
.header-inner{
  min-height:86px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:26px;
}
.logo{
  width:238px;
  display:block;
  border-radius:16px;
  box-shadow:0 0 0 1px rgba(96,165,250,.18),0 14px 42px rgba(37,99,235,.26);
}
.nav{
  display:flex;
  align-items:center;
  gap:12px;
  padding:8px;
  border:1px solid rgba(96,165,250,.32);
  border-radius:999px;
  background:rgba(15,23,42,.68);
  box-shadow:inset 0 0 22px rgba(59,130,246,.08),0 12px 34px rgba(0,0,0,.22);
}
.nav a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:86px;
  padding:10px 18px;
  color:#eaf2ff;
  font-size:14px;
  font-weight:850;
  letter-spacing:.035em;
  border-radius:999px;
  border:1px solid transparent;
  white-space:nowrap;
}
.nav a:hover{
  color:#fff;
  border-color:rgba(96,165,250,.58);
  background:linear-gradient(135deg,rgba(59,130,246,.24),rgba(34,211,238,.12));
  box-shadow:0 0 26px rgba(59,130,246,.22);
}
.actions{
  display:flex;
  align-items:center;
  gap:12px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:0 24px;
  border-radius:999px;
  font-weight:900;
  white-space:nowrap;
  transition:.22s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
  color:#fff;
  background:linear-gradient(135deg,#2563eb 0%,#3b82f6 46%,#22d3ee 100%);
  box-shadow:0 0 0 1px rgba(255,255,255,.12),0 16px 42px rgba(37,99,235,.38),0 0 36px rgba(34,211,238,.16);
}
.btn-ghost{
  border:1px solid rgba(96,165,250,.34);
  color:#eaf2ff;
  background:rgba(255,255,255,.035);
}

.lang-menu{
  position:relative;
  display:inline-flex;
  align-items:center;
  z-index:1000;
}
.lang-toggle{
  width:48px;
  height:48px;
  border-radius:999px;
  border:1px solid rgba(96,165,250,.62);
  background:
    radial-gradient(circle at 30% 20%,rgba(34,211,238,.22),transparent 36%),
    rgba(37,99,235,.15);
  color:#eaf2ff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  box-shadow:inset 0 0 18px rgba(59,130,246,.12),0 10px 28px rgba(37,99,235,.2);
  transition:.22s ease;
}
.lang-toggle:hover{
  transform:translateY(-2px);
  border-color:rgba(34,211,238,.78);
  box-shadow:0 0 28px rgba(34,211,238,.24),0 14px 34px rgba(37,99,235,.24);
}
.lang-toggle svg{width:22px;height:22px;display:block}
.lang-dropdown{
  position:absolute;
  top:calc(100% + 12px);
  right:0;
  min-width:160px;
  padding:8px;
  border-radius:18px;
  border:1px solid rgba(96,165,250,.38);
  background:linear-gradient(180deg,rgba(8,15,32,.98),rgba(2,6,23,.98));
  box-shadow:0 22px 70px rgba(0,0,0,.45),0 0 38px rgba(37,99,235,.18);
  backdrop-filter:blur(18px);
  opacity:0;
  visibility:hidden;
  transform:translateY(-8px) scale(.98);
  transition:.18s ease;
}
.lang-menu.open .lang-dropdown,
.lang-menu:hover .lang-dropdown{
  opacity:1;
  visibility:visible;
  transform:translateY(0) scale(1);
}
.lang-dropdown a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:12px;
  border-radius:12px;
  color:#d7e5ff;
  font-size:14px;
  font-weight:850;
}
.lang-dropdown a:hover,
.lang-dropdown a.active{
  color:#fff;
  background:linear-gradient(135deg,rgba(59,130,246,.24),rgba(34,211,238,.12));
}
.check{color:#22d3ee;font-weight:900}

.hero{
  min-height:calc(100vh - 86px);
  display:flex;
  align-items:center;
  padding:90px 0 96px;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:86px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:#dbeafe;
  border:1px solid rgba(96,165,250,.55);
  background:rgba(37,99,235,.16);
  border-radius:999px;
  padding:10px 16px;
  font-size:14px;
  font-weight:850;
  box-shadow:0 0 28px rgba(59,130,246,.14);
}
.dot{
  width:8px;
  height:8px;
  border-radius:999px;
  background:#22d3ee;
  box-shadow:0 0 18px #22d3ee,0 0 36px rgba(34,211,238,.5);
}
h1{
  max-width:850px;
  margin:28px 0 0;
  font-size:clamp(48px,5.9vw,82px);
  line-height:.96;
  letter-spacing:-.065em;
  color:#f8fbff;
  text-shadow:0 0 28px rgba(96,165,250,.30),0 0 58px rgba(34,211,238,.14);
}
.hero-text{
  max-width:680px;
  margin:28px 0 0;
  color:#d7e5ff;
  font-size:18px;
  line-height:1.86;
}
.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin-top:36px;
}
.meta{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
  margin-top:44px;
}
.meta-card{
  padding:18px;
  border:1px solid var(--line);
  border-radius:22px;
  background:linear-gradient(180deg,rgba(15,23,42,.78),rgba(5,8,22,.72));
}
.meta-card strong{display:block;font-size:23px;color:#fff}
.meta-card span{display:block;margin-top:6px;color:var(--soft);font-size:13px}

.console{
  border:1px solid rgba(96,165,250,.38);
  background:linear-gradient(145deg,rgba(9,18,42,.96),rgba(2,6,23,.94));
  border-radius:34px;
  padding:28px;
  box-shadow:0 34px 110px rgba(0,0,0,.46),0 0 60px rgba(37,99,235,.18),inset 0 0 34px rgba(96,165,250,.06);
}
.console-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  color:var(--soft);
  font-size:13px;
  margin-bottom:22px;
}
.dots{display:flex;gap:7px}
.dots span{
  width:10px;
  height:10px;
  border-radius:999px;
  background:rgba(96,165,250,.62);
}
.console-main{
  border:1px solid rgba(96,165,250,.24);
  border-radius:26px;
  padding:28px;
  background:linear-gradient(180deg,rgba(17,34,64,.78),rgba(8,15,32,.72));
}
.kicker{
  color:#93c5fd;
  text-transform:uppercase;
  letter-spacing:.2em;
  font-size:12px;
  font-weight:900;
}
.console h2{
  margin:16px 0 0;
  font-size:31px;
  line-height:1.13;
  color:#fff;
}
.signal-grid{
  display:grid;
  gap:12px;
  margin-top:28px;
}
.signal{
  display:flex;
  gap:14px;
  border:1px solid rgba(96,165,250,.24);
  background:rgba(2,6,23,.34);
  border-radius:20px;
  padding:16px;
}
.icon{
  width:36px;
  height:36px;
  flex:0 0 auto;
  border-radius:14px;
  background:radial-gradient(circle at 30% 25%,#93c5fd,transparent 34%),linear-gradient(135deg,#1d4ed8,#22d3ee);
}
.signal h3{margin:0;color:#fff;font-size:18px}
.signal p{margin:6px 0 0;color:#cbd5e1;line-height:1.55;font-size:14px}

.section{padding:90px 0}
.section-alt{
  background:linear-gradient(180deg,rgba(8,15,32,.76),rgba(10,20,45,.70));
  border-top:1px solid rgba(96,165,250,.20);
  border-bottom:1px solid rgba(96,165,250,.20);
}
.section-head{
  text-align:center;
  max-width:820px;
  margin:0 auto 48px;
}
.section-head h2{
  margin:14px 0 0;
  color:#f8fbff;
  font-size:clamp(34px,4vw,54px);
  line-height:1.05;
  letter-spacing:-.055em;
  text-shadow:0 0 34px rgba(96,165,250,.22);
}
.section-head p{
  margin:20px auto 0;
  color:#d7e5ff;
  font-size:17px;
  line-height:1.8;
}
.about-grid{
  display:grid;
  grid-template-columns:.92fr 1.08fr;
  gap:28px;
}
.card,.cap-card,.why-card,.contact-card{
  border:1px solid rgba(96,165,250,.28);
  background:linear-gradient(180deg,rgba(15,23,42,.78),rgba(5,8,22,.72));
  border-radius:30px;
  padding:34px;
  box-shadow:0 20px 60px rgba(0,0,0,.26),inset 0 0 22px rgba(59,130,246,.045);
}
.card h3{margin:0;font-size:24px;color:#fff}
.info-list{margin-top:26px}
.info-list div{
  display:flex;
  justify-content:space-between;
  gap:18px;
  padding:15px 0;
  border-bottom:1px solid rgba(96,165,250,.18);
}
.info-list div:last-child{border-bottom:0}
.info-list span:first-child{color:#9fb6d9}
.info-list span:last-child{font-weight:900;text-align:right;color:#fff}
.copy p{
  margin:0;
  color:#d7e5ff;
  line-height:1.9;
  font-size:18px;
}
.cap-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.cap-card{
  min-height:310px;
  position:relative;
  overflow:hidden;
}
.cap-card:before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(circle at 20% 0%,rgba(96,165,250,.24),transparent 32%),
    linear-gradient(120deg,transparent 0%,rgba(34,211,238,.06) 45%,transparent 65%);
}
.cap-card>*{position:relative;z-index:1}
.cap-card:hover,.why-card:hover,.contact-card:hover{
  transform:translateY(-6px);
  border-color:rgba(34,211,238,.56);
  box-shadow:0 30px 80px rgba(0,0,0,.34),0 0 42px rgba(37,99,235,.16);
}
.index{
  color:#60a5fa;
  font-size:13px;
  font-weight:900;
  letter-spacing:.18em;
}
.cap-card h3{margin:22px 0 0;color:#fff;font-size:26px}
.cap-card p{margin:16px 0 0;color:#d7e5ff;line-height:1.72}
.cap-card ul{
  list-style:none;
  margin:24px 0 0;
  padding:0;
  display:grid;
  gap:10px;
}
.cap-card li{color:#dbeafe}
.cap-card li:before{content:"✦";color:#22d3ee;margin-right:8px}
.why-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}
.why-card h3{margin:0;color:#fff}
.why-card p{
  margin:12px 0 0;
  color:#9fb6d9;
  line-height:1.65;
  font-size:14px;
}
.cta{
  text-align:center;
  border:1px solid rgba(96,165,250,.42);
  border-radius:36px;
  padding:54px;
  background:
    radial-gradient(circle at 20% 0%,rgba(96,165,250,.28),transparent 34%),
    radial-gradient(circle at 80% 90%,rgba(34,211,238,.18),transparent 34%),
    linear-gradient(135deg,rgba(37,99,235,.20),rgba(8,15,32,.88));
  box-shadow:0 30px 90px rgba(0,0,0,.32),inset 0 0 46px rgba(96,165,250,.06);
}
.cta h2{
  margin:0;
  color:#fff;
  font-size:clamp(34px,4vw,54px);
  letter-spacing:-.055em;
}
.cta p{
  max-width:720px;
  margin:18px auto 30px;
  color:#d7e5ff;
  line-height:1.8;
}
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px;
  margin-top:34px;
}
.contact-card h3{margin:0 0 16px;color:#fff}
.contact-card a,.contact-card p{
  color:#d7e5ff;
  line-height:1.8;
  word-break:break-word;
}
.footer{
  border-top:1px solid rgba(96,165,250,.24);
  background:linear-gradient(180deg,rgba(2,6,23,.92),rgba(2,6,23,.98));
}
.footer-grid{
  padding:52px 0 34px;
  display:grid;
  grid-template-columns:1.2fr .7fr 1fr;
  gap:48px;
}
.footer-logo{width:255px;border-radius:18px}
.footer p{color:#9fb6d9;line-height:1.75}
.footer h3{margin:0 0 16px;color:#fff}
.footer-links{display:grid;gap:10px}
.footer-links a{color:#d7e5ff}
.footer-bottom{
  border-top:1px solid rgba(96,165,250,.18);
  padding:20px 0;
  color:#64748b;
  font-size:13px;
  text-align:center;
}
.legal-page{padding:90px 0}
.legal-box{max-width:900px;margin:0 auto}
.legal-box h1{
  color:#fff;
  font-size:52px;
  letter-spacing:-.055em;
  margin:0;
}
.legal-box .date{color:#9fb6d9}
.legal-body{
  margin-top:34px;
  border:1px solid rgba(96,165,250,.28);
  background:linear-gradient(180deg,rgba(15,23,42,.78),rgba(5,8,22,.72));
  border-radius:30px;
  padding:34px;
}
.legal-body p{color:#d7e5ff;line-height:1.9;font-size:16px}

@media(max-width:980px){
  .header-inner{
    height:auto;
    padding:14px 0;
    align-items:flex-start;
    flex-direction:column;
  }
  .nav{
    width:100%;
    overflow-x:auto;
    border-radius:22px;
    justify-content:flex-start;
  }
  .actions{
    width:100%;
    justify-content:space-between;
  }
  .hero{min-height:auto}
  .hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr}
  .cap-grid,.why-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
}
@media(max-width:640px){
  .container{width:min(100% - 28px,1180px)}
  .logo{width:205px}
  h1{font-size:42px}
  .cap-grid,.why-grid,.meta{grid-template-columns:1fr}
  .nav a{
    min-width:auto;
    padding:9px 13px;
    font-size:13px;
  }
  .section{padding:66px 0}
  .cta{padding:34px 22px}
}