:root{
  --bg:#0b1220;
  --bg2:#0e1730;
  --card:rgba(255,255,255,.06);
  --line:rgba(255,255,255,.10);
  --txt:#e9efff;
  --muted:#a8b3cc;
  --pri:#5b8cff;
  --pri2:#7c5cff;
  --ok:#31d0aa;
  --danger:#ff5b6a;
  --shadow: 0 22px 70px rgba(0,0,0,.45);
  --r:18px;
  --container: 1180px;
  font-family: ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;
}
*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  color:var(--txt);
  background:
    radial-gradient(900px 450px at 10% 10%, rgba(91,140,255,.25), transparent 60%),
    radial-gradient(900px 450px at 90% 20%, rgba(124,92,255,.22), transparent 60%),
    linear-gradient(180deg, var(--bg), var(--bg2));
}
a{color:inherit;text-decoration:none;}
.container{width:min(var(--container), calc(100% - 36px)); margin:0 auto;}
.muted{color:var(--muted);}
.main{min-height:60vh;}

.top-announcement{
  border-bottom:1px solid var(--line);
  background:rgba(0,0,0,.18);
}
.top-announcement .container{
  display:flex; justify-content:space-between; gap:12px;
  padding:10px 0; font-size:13px; color:var(--muted);
}
.top-announcement a{color:var(--txt); opacity:.9;}
.top-announcement a:hover{opacity:1;}

.header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(14px);
  background:rgba(11,18,32,.55);
  border-bottom:1px solid var(--line);
}
.header-row{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
  gap:14px;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-weight:900;
  letter-spacing:.2px;
}
.brand img{width:28px; height:28px;}
.nav-toggle{
  display:none;
  width:44px; height:40px;
  border:1px solid var(--line);
  border-radius:12px;
  background:rgba(255,255,255,.06);
  cursor:pointer;
}
.nav-toggle span{display:block;height:2px;background:rgba(255,255,255,.8);margin:6px 8px;border-radius:999px;}
.nav{
  display:flex; align-items:center; gap:18px;
}
.nav-links{display:flex; align-items:center; gap:14px;}
.nav-link{color:rgba(233,239,255,.86); font-weight:700; font-size:14px; padding:8px 10px; border-radius:12px;}
.nav-link:hover{background:rgba(255,255,255,.06); color:#fff;}
.nav-cta{display:flex; align-items:center; gap:10px;}

.lang-switch{display:flex; align-items:center; gap:6px;}
.lang-flag{
  display:inline-flex; align-items:center; justify-content:center;
  width:34px; height:30px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.06);
  text-decoration:none;
  font-size:18px;
  line-height:1;
  opacity:.78;
}
.lang-flag:hover{opacity:1; background:rgba(255,255,255,.10);}
.lang-flag.active{opacity:1; outline:1px solid rgba(91,140,255,.55);}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:10px 14px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.06);
  font-weight:800;
  font-size:14px;
  cursor:pointer;
}
.btn.primary{
  background:linear-gradient(90deg, rgba(91,140,255,.95), rgba(124,92,255,.95));
  border-color:rgba(255,255,255,.12);
}
.btn.ghost{
  background:transparent;
}
.btn:hover{filter:brightness(1.05);}
.btn.danger{background:rgba(255,91,106,.16); color:#ffd7db;}
.user-dd{position:relative;}
.user-btn{
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  border-radius:14px;
  padding:9px 12px;
  color:var(--txt);
  font-weight:800;
  cursor:pointer;
  display:flex; gap:8px; align-items:center;
}
.user-pill{max-width:220px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.user-menu{
  position:absolute; right:0; top:calc(100% + 10px);
  background:rgba(17,26,46,.96);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--shadow);
  min-width:220px;
  padding:8px;
  display:none;
}
.user-menu.open{display:block;}
.user-item{display:block; padding:10px 12px; border-radius:12px; font-weight:700; color:rgba(233,239,255,.92);}
.user-item:hover{background:rgba(255,255,255,.06); color:#fff;}
.user-item.danger{color:#ffb3bc;}
.user-sep{height:1px; background:var(--line); margin:6px 0;}
.chev{opacity:.7;}

.nav-dd{position:relative;}
.nav-dd-btn{
  background:transparent;
  border:none;
  color:rgba(233,239,255,.86);
  font-weight:800;
  font-size:14px;
  padding:8px 10px;
  border-radius:12px;
  cursor:pointer;
}
.nav-dd-btn:hover{background:rgba(255,255,255,.06); color:#fff;}
.nav-dd-menu{
  position:absolute; left:0; top:calc(100% + 10px);
  background:rgba(17,26,46,.96);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow:var(--shadow);
  min-width:220px;
  padding:8px;
  display:none;
}
.nav-dd:hover .nav-dd-menu{display:block;}
.nav-dd-item{display:block; padding:10px 12px; border-radius:12px; font-weight:700; color:rgba(233,239,255,.92);}
.nav-dd-item:hover{background:rgba(255,255,255,.06); color:#fff;}

.hero{padding:52px 0 30px;}
.hero-grid{
  width:min(var(--container), calc(100% - 36px)); margin:0 auto;
  display:grid; grid-template-columns: 1.08fr .92fr; gap:30px;
  align-items:stretch;
}
.badge{
  display:inline-flex; gap:8px; align-items:center;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  padding:8px 12px;
  border-radius:999px;
  color:rgba(233,239,255,.9);
  font-weight:800;
  font-size:12px;
}
.hero h1{margin:14px 0 10px; font-size:44px; line-height:1.08; letter-spacing:-.6px;}
.lead{margin:0; font-size:16px; color:var(--muted); line-height:1.6;}
.hero-actions{display:flex; gap:10px; margin:18px 0 14px; flex-wrap:wrap;}

.hero-art{
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:18px;
  box-shadow:var(--shadow);
  position:relative;
  overflow:hidden;
}
.hero-art img{width:100%; height:auto; display:block;}
.hero-art-note{
  display:flex; gap:10px; margin-top:12px; flex-wrap:wrap;
}
.kpi{
  flex:1;
  min-width:160px;
  border:1px solid var(--line);
  background:rgba(0,0,0,.18);
  border-radius:16px;
  padding:12px;
}
.kpi-num{font-weight:950; font-size:20px;}
.kpi-lbl{color:var(--muted); font-weight:700; font-size:12px; margin-top:4px;}
.note{margin-top:10px; color:var(--muted); font-size:12px;}

.check-card{
  border:1px solid var(--line);
  background:rgba(0,0,0,.16);
  border-radius:var(--r);
  padding:14px;
  margin-top:18px;
}
.check-head{display:flex; justify-content:space-between; gap:10px; align-items:flex-end; flex-wrap:wrap;}
.check-title{font-weight:950;}
.check-sub{color:var(--muted); font-size:12px; font-weight:700;}
.check-form{display:flex; gap:10px; margin-top:10px; flex-wrap:wrap;}
.check-form input{
  flex:1;
  min-width:200px;
  padding:11px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.06);
  color:var(--txt);
  outline:none;
}
.check-form input::placeholder{color:rgba(168,179,204,.7);}
.trust{display:flex; gap:14px; flex-wrap:wrap; margin-top:14px; color:rgba(233,239,255,.85); font-weight:800; font-size:13px;}
.trust-item{display:flex; gap:8px; align-items:center;}
.dot{width:8px;height:8px;border-radius:999px;background:linear-gradient(90deg,var(--ok),var(--pri));}

.section{padding:46px 0;}
.section.alt{background:rgba(255,255,255,.02); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
.section-head{width:min(var(--container), calc(100% - 36px)); margin:0 auto 18px;}
.section-head h2{margin:0 0 8px; font-size:28px; letter-spacing:-.4px;}
.cards3{
  width:min(var(--container), calc(100% - 36px)); margin:0 auto;
  display:grid; grid-template-columns:repeat(3, 1fr); gap:14px;
}
.card{
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  border-radius:var(--r);
  padding:16px;
}
.card h3{margin:10px 0 8px;}
.card p{margin:0; color:var(--muted); line-height:1.55;}
.icon{width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;border:1px solid var(--line);background:rgba(0,0,0,.18);}
.icon img{width:22px;height:22px;opacity:.95;}

.split{
  width:min(var(--container), calc(100% - 36px)); margin:0 auto;
  display:grid; grid-template-columns: 1fr 1fr; gap:22px; align-items:center;
}
.img-card{
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  border-radius:var(--r);
  padding:14px;
}
.img-card img{width:100%; height:auto; display:block;}
.list{margin:14px 0 0 0; padding-left:18px; color:rgba(233,239,255,.86); line-height:1.7;}
.list li{margin:6px 0;}

.pricing-grid{
  width:min(var(--container), calc(100% - 36px)); margin:0 auto;
  display:grid; grid-template-columns:repeat(3, 1fr); gap:14px;
}
.price-card{
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  border-radius:var(--r);
  padding:16px;
  position:relative;
}
.price-card.featured{
  background:linear-gradient(180deg, rgba(91,140,255,.18), rgba(255,255,255,.04));
  border-color:rgba(91,140,255,.30);
}
.pc-name{font-weight:950; font-size:18px;}
.pc-desc{color:var(--muted); margin-top:6px; line-height:1.5;}
.pc-price{margin-top:14px;font-weight:950;font-size:24px;}
.pc-unit{font-size:12px;color:var(--muted);font-weight:800;margin-left:6px;}
.pc-list{margin:12px 0 0; padding-left:18px; color:rgba(233,239,255,.88); line-height:1.7;}
.pc-actions{display:flex; gap:10px; flex-wrap:wrap; margin-top:14px;}

.page-shell{padding:34px 0 52px;}
.page-hero{margin-bottom:18px;}
.page-hero h1{margin:0 0 8px; font-size:34px; letter-spacing:-.5px;}
.cards2{display:grid; grid-template-columns:1fr 1fr; gap:14px;}
.pre{
  white-space:pre-wrap; word-break:break-word;
  border:1px solid var(--line); background:rgba(0,0,0,.18);
  padding:12px; border-radius:16px;
  color:rgba(233,239,255,.92);
}

.faq-grid{
  width:min(var(--container), calc(100% - 36px)); margin:0 auto;
  display:grid; grid-template-columns:repeat(3, 1fr); gap:14px;
}
.faq-item{
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  border-radius:var(--r);
  padding:14px;
}
.faq-item summary{cursor:pointer; font-weight:900;}
.faq-body{color:var(--muted); margin-top:10px; line-height:1.6;}

.callout{
  width:min(var(--container), calc(100% - 36px)); margin:0 auto;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  border-radius:var(--r);
  padding:18px;
  display:flex; justify-content:space-between; gap:16px; align-items:center; flex-wrap:wrap;
}
.stack{display:flex;flex-wrap:wrap;gap:10px;}

.footer{
  border-top:1px solid var(--line);
  background:rgba(0,0,0,.18);
  padding:26px 0 14px;
}
.footer-grid{
  display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:16px;
}
.footer a{display:block; color:rgba(233,239,255,.85); font-weight:700; margin:8px 0;}
.footer a:hover{color:#fff;}
.footer-title{font-weight:950; margin-bottom:6px;}
.footer-brand{display:flex; align-items:center; gap:10px; margin-bottom:10px;}
.footer-brand img{width:26px; height:26px;}
.footer-bottom{padding:14px 0; border-top:1px solid var(--line); margin-top:18px; font-size:12px; color:var(--muted);}

/* responsive */
@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr;}
  .cards3{grid-template-columns:1fr;}
  .split{grid-template-columns:1fr;}
  .pricing-grid{grid-template-columns:1fr;}
  .faq-grid{grid-template-columns:1fr;}
  .cards2{grid-template-columns:1fr;}
  .nav-toggle{display:inline-flex; flex-direction:column; justify-content:center;}
  .nav{
    position:fixed;
    top:62px; left:0; right:0;
    background:rgba(11,18,32,.92);
    border-bottom:1px solid var(--line);
    display:none;
    padding:14px 18px 18px;
    flex-direction:column;
    align-items:flex-start;
    gap:14px;
  }
  .nav.open{display:flex;}
  .nav-links{flex-direction:column; align-items:flex-start; width:100%;}
  .nav-dd{width:100%;}
  .nav-dd-menu{position:static; display:block; margin-top:6px; box-shadow:none;}
  .nav-dd:hover .nav-dd-menu{display:block;}
  .nav-cta{width:100%;}
  .user-menu{right:auto; left:0;}
}