@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap");

:root{
  --bg:#0b1220;
  --bg2:#0c1a2e;
  --ink:#e8f3ff;
  --muted:#b0c2dc;
  --line:rgba(120,170,255,.18);
  --card:rgba(255,255,255,.08);
  --card2:rgba(255,255,255,.12);
  --pri:#3aa6ff;
  --pri2:#7b5cff;
  --acc:#20e3b2;
  --shadow:0 28px 80px rgba(6,12,24,.45);
  --radius:22px;
  --max:1200px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  color:var(--ink);
  background:
    radial-gradient(900px 600px at 10% -10%, rgba(58,166,255,.22), transparent 60%),
    radial-gradient(880px 620px at 110% 8%, rgba(123,92,255,.22), transparent 55%),
    radial-gradient(700px 520px at 40% 120%, rgba(32,227,178,.18), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 70%, #091021 100%);
  font-family:"Space Grotesk","Manrope","PingFang SC","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

.bg-orbs{position:fixed; inset:0; z-index:-1; pointer-events:none}
.orb{position:absolute; border-radius:999px; opacity:.75; mix-blend-mode:screen; filter:blur(0)}
.orb.o1{width:320px; height:320px; background:radial-gradient(circle, rgba(58,166,255,.5), transparent 60%); left:-90px; top:20px; animation:float 12s ease-in-out infinite}
.orb.o2{width:380px; height:380px; background:radial-gradient(circle, rgba(123,92,255,.45), transparent 60%); right:-120px; top:120px; animation:float 14s ease-in-out infinite 1s}
.orb.o3{width:420px; height:420px; background:radial-gradient(circle, rgba(32,227,178,.35), transparent 60%); left:25%; bottom:-160px; animation:float 16s ease-in-out infinite 2s}
.grid{position:absolute; inset:-40px; background-image:linear-gradient(transparent 95%, rgba(58,166,255,.14) 96%), linear-gradient(90deg, transparent 95%, rgba(58,166,255,.14) 96%); background-size:40px 40px; opacity:.22; mask-image:radial-gradient(circle at 50% 10%, #000 0%, transparent 65%)}

@keyframes float{
  0%,100%{transform:translateY(0) translateX(0)}
  50%{transform:translateY(-18px) translateX(10px)}
}

a{color:inherit; text-decoration:none}
img{max-width:100%; height:auto; display:block}
.container{max-width:var(--max); margin:0 auto; padding:0 18px}

.site-header{position:sticky; top:0; z-index:50; backdrop-filter: blur(18px); background:rgba(8,14,26,.72); border-bottom:1px solid var(--line)}
.wrap{max-width:var(--max); margin:0 auto; padding:0 18px}
.site-header .wrap{display:flex; align-items:center; justify-content:space-between; gap:12px; padding:12px 0}
.brand{display:flex; align-items:center; gap:12px; min-width:0}
.brand img{width:36px; height:36px; border-radius:12px; box-shadow:var(--shadow)}
.brand-text{min-width:0}
.brand-text strong{display:block; font-size:15px; line-height:1.1}
.brand-text span{display:block; margin-top:4px; color:var(--muted); font-size:12px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis}

#navSwitch{display:none}
.nav-toggle{width:44px; height:40px; border-radius:14px; border:1px solid var(--line); background:var(--card); display:inline-flex; align-items:center; justify-content:center; box-shadow:var(--shadow)}
.nav-toggle i{width:18px; height:2px; background:var(--ink); position:relative; display:block}
.nav-toggle i:before,.nav-toggle i:after{content:""; position:absolute; left:0; width:18px; height:2px; background:var(--ink)}
.nav-toggle i:before{top:-6px}
.nav-toggle i:after{top:6px}

.site-nav{display:none; flex-direction:column; gap:8px; padding:10px 0 14px}
.site-nav a{padding:10px 12px; border-radius:999px; border:1px solid var(--line); background:var(--card); color:var(--muted); font-size:13px; transition:all .25s ease}
.site-nav a.active{color:var(--ink); border-color:rgba(58,166,255,.6); background:rgba(58,166,255,.16)}
#navSwitch:checked ~ .site-nav{display:flex}

@media (min-width: 980px){
  .nav-toggle{display:none}
  .site-nav{display:flex; flex-direction:row; padding:0; gap:12px}
  .site-nav a{border-color:transparent; background:transparent}
  .site-nav a:hover{background:var(--card); border-color:var(--line); color:var(--ink); transform:translateY(-1px)}
}

@media (max-width: 860px){
  .site-header .wrap{align-items:flex-start}
  .site-nav{
    position:absolute; left:18px; right:18px; top:64px;
    padding:16px; width:auto;
    border-radius:18px;
    background:rgba(12,20,38,.92);
    box-shadow:0 24px 60px rgba(6,12,24,.5);
  }
  .site-nav a{justify-content:flex-start}
  .brand-text span{display:none}
  .panel.edge-pad,.panel.inset{padding:24px}
  .hero-img{height:260px}
}

.section{padding:72px 0; position:relative; z-index:1}
.section.alt{padding:54px 0}
.section.band{padding:54px 0; position:relative}
.section.band:before{
  content:""; position:absolute; inset:0; border-radius:28px;
  background:linear-gradient(120deg, rgba(58,166,255,.14), rgba(123,92,255,.1), rgba(32,227,178,.08));
  border:1px solid rgba(120,170,255,.18);
  box-shadow:0 24px 60px rgba(6,12,24,.35);
  z-index:-1;
}
.section + .section{margin-top:6px}
.grid{display:grid; grid-template-columns:1fr; gap:16px}
@media (min-width: 980px){.grid.two{grid-template-columns:1.1fr .9fr} .grid.three{grid-template-columns:repeat(3,1fr)}}

.panel{border:1px solid var(--line); background:var(--card); border-radius:var(--radius); box-shadow:var(--shadow); overflow:hidden; position:relative; backdrop-filter: blur(16px); transition:transform .25s ease, box-shadow .25s ease}
.panel:hover{transform:translateY(-4px); box-shadow:0 32px 90px rgba(6,12,24,.55)}
.panel p{padding-right:10px}
.glass{background:linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,.04));}
.card{border-radius:18px; border:1px solid rgba(120,170,255,.2); padding:14px}
.panel.edge-pad{padding:36px}
.panel.soft-pad{padding:28px}
.panel.inset{
  padding:36px;
  background:linear-gradient(180deg, rgba(255,255,255,.18), rgba(255,255,255,.06));
  border:1px solid rgba(120,170,255,.24);
}
.card.glow:after{content:""; position:absolute; inset:-2px; border-radius:var(--radius); background:linear-gradient(120deg, rgba(58,166,255,.35), rgba(123,92,255,.25), rgba(32,227,178,.2)); opacity:.7; filter:blur(22px); z-index:-1}
.inner{padding:18px}

.pill{display:inline-flex; align-items:center; gap:10px; padding:6px 12px; border-radius:999px; border:1px solid var(--line); background:var(--card); color:var(--muted); font-size:12px}
.pill span{width:8px; height:8px; border-radius:999px; background:var(--pri); box-shadow:0 0 0 4px rgba(58,166,255,.2)}

h1{margin:14px 0 10px; font-size:32px; line-height:1.15; letter-spacing:-.6px}
h2{margin:0; font-size:20px}
p{margin:0; color:var(--muted); font-size:14px; line-height:1.8}

.btnrow{display:flex; flex-wrap:wrap; gap:10px; margin-top:14px}
.btn{display:inline-flex; align-items:center; justify-content:center; gap:10px; padding:11px 16px; border-radius:14px; border:1px solid var(--line); background:var(--card); color:var(--ink); font-size:13px; transition:transform .2s ease, box-shadow .2s ease}
.btn.primary{border-color:transparent; background:linear-gradient(90deg, var(--pri), var(--pri2)); color:#fff; box-shadow:0 16px 36px rgba(58,166,255,.35)}
.btn:hover{transform:translateY(-2px); box-shadow:0 18px 38px rgba(58,166,255,.25)}

.badges{display:flex; flex-wrap:wrap; gap:8px; margin-top:12px}
.badge{display:inline-flex; align-items:center; gap:8px; padding:6px 10px; border-radius:999px; border:1px solid var(--line); background:var(--card2); color:var(--muted); font-size:12px}
.badge i{width:8px; height:8px; border-radius:999px; background:var(--acc)}

.hero{display:grid; grid-template-columns:1fr; gap:16px}
@media (min-width: 980px){.hero{grid-template-columns:1.1fr .9fr; align-items:stretch}}
.hero-left h1{font-size:38px}
.hero-left p{margin-top:6px}
.hero-img{height:360px; object-fit:cover; width:100%; border-radius:18px; transition:transform .6s ease}
.hero-right:hover .hero-img{transform:scale(1.04)}
.pulse{position:absolute; inset:12% 12% auto auto; width:180px; height:180px; border-radius:999px; background:radial-gradient(circle, rgba(58,166,255,.55), transparent 70%); filter:blur(10px); opacity:.75}

.section-head{display:grid; gap:10px; margin-bottom:22px; padding:0 6px}
.section-head p{max-width:720px}
.section-split{display:grid; grid-template-columns:1fr; gap:16px}
@media (min-width: 980px){.section-split{grid-template-columns:1.05fr .95fr; align-items:center}}
.float-card{
  padding:18px; border-radius:18px; border:1px solid rgba(120,170,255,.22);
  background:rgba(255,255,255,.12);
  box-shadow:0 24px 60px rgba(6,12,24,.35);
}
.metric-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:12px}
@media (min-width: 980px){.metric-grid{grid-template-columns:repeat(4,1fr)}}
.metric{
  padding:14px; border-radius:14px; border:1px solid rgba(120,170,255,.22);
  background:rgba(255,255,255,.08);
}
.metric strong{display:block; font-size:18px}
.metric span{display:block; color:var(--muted); font-size:12px; margin-top:4px}
.actions{display:flex; flex-wrap:wrap; gap:10px; margin-top:18px}
.tags{display:flex; flex-wrap:wrap; gap:12px; margin-top:20px}
.tags span{display:inline-flex; align-items:center; gap:6px; padding:8px 12px; border-radius:999px; border:1px solid var(--line); background:var(--card2); color:var(--muted); font-size:12px}
.tags span:hover{border-color:rgba(58,166,255,.45); color:var(--ink)}
.button-row{display:flex; flex-wrap:wrap; gap:10px}
.list .item{padding:12px; border-radius:14px; border:1px solid var(--line); background:var(--card2)}
.list .item strong{display:block; margin-bottom:6px}

.faq{display:grid; gap:10px}
.faq details{border-radius:14px; border:1px solid var(--line); background:var(--card2); padding:12px 14px; transition:all .2s ease}
.faq details[open]{border-color:rgba(58,166,255,.45); background:rgba(255,255,255,.16)}
.faq summary{cursor:pointer; font-weight:600}
.faq p{margin:8px 0 0; color:var(--muted)}

.site-footer{padding:40px 0 24px; border-top:1px solid var(--line); margin-top:24px}
.footer-grid{display:grid; gap:16px}
.footer-brand{display:flex; align-items:center; gap:12px; font-weight:700}
.footer-brand img{width:36px; height:36px; border-radius:12px}
.footer-links{display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:10px}
.footer-links a{color:var(--muted); font-size:13px}
.footer-cta{display:flex; gap:10px; flex-wrap:wrap}
.footer-meta{text-align:center; margin-top:16px; color:var(--muted); font-size:12px}
@media (min-width: 980px){
  .footer-grid{grid-template-columns:1fr 2fr 1fr; align-items:center}
  .footer-links{grid-template-columns:repeat(4,minmax(0,1fr))}
}

.reveal{opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease}
.reveal.show{opacity:1; transform:translateY(0)}