/* Family C — deep navy + cyan/violet. Tech-editorial. */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  background:var(--bg);color:var(--text);line-height:1.62;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;
}
:root{
  --bg:#0A0E1A;
  --bg-2:#0F1525;
  --surface:#161E33;
  --surface-2:#1E2944;
  --cyan:#22D3EE;
  --cyan-2:#67E8F9;
  --cyan-glow:rgba(34,211,238,.16);
  --violet:#A78BFA;
  --violet-glow:rgba(167,139,250,.15);
  --rose:#22D3EE;
  --text:#F1F5F9;
  --soft:rgba(241,245,249,.62);
  --muted:rgba(241,245,249,.36);
  --border-s:rgba(255,255,255,.06);
  --border:rgba(255,255,255,.11);
  --mono:'JetBrains Mono','SF Mono',Menlo,monospace;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--cyan-2)}
em{font-style:normal;color:var(--cyan);background:linear-gradient(180deg,transparent 65%,var(--cyan-glow) 65%)}

.container{max-width:1160px;margin:0 auto;padding:0 1.6rem}

.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(10,14,26,.82);
  backdrop-filter:saturate(170%) blur(14px);
  -webkit-backdrop-filter:saturate(170%) blur(14px);
  border-bottom:1px solid var(--border-s);
}
.nav-in{
  max-width:1160px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:1rem 1.6rem;gap:1.1rem;
}
.brand{
  display:flex;align-items:center;gap:.65rem;
  font-weight:800;font-size:1.05rem;letter-spacing:-.01em;color:var(--text);
}
.brand-icon{flex-shrink:0;border-radius:8px}
.nav-links{display:flex;align-items:center;gap:1.8rem}
.nav-link{
  font-size:.91rem;color:var(--soft);font-weight:500;
  padding:.4rem 0;position:relative;letter-spacing:.005em;
}
.nav-link:hover{color:var(--text)}
.nav-link.active{color:var(--cyan)}
.btn-nav{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.7rem 1.3rem;border-radius:8px;
  background:linear-gradient(135deg,var(--cyan) 0%,var(--violet) 100%);
  color:#0A0E1A;font-weight:700;font-size:.92rem;
  box-shadow:0 4px 18px var(--cyan-glow);
  border:none;cursor:pointer;
  transition:transform .15s ease,box-shadow .2s ease,filter .2s ease;
}
.btn-nav:hover{transform:translateY(-1px);box-shadow:0 8px 24px var(--cyan-glow);filter:brightness(1.08);color:#0A0E1A}
.nav-burger{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px;padding:.4rem}
.nav-burger span{display:block;width:24px;height:2px;background:var(--text);transition:transform .2s ease,opacity .2s ease}
.mobile-nav{
  display:none;position:fixed;top:60px;left:0;right:0;
  background:var(--bg-2);flex-direction:column;
  padding:1rem 1.6rem 1.6rem;border-bottom:1px solid var(--border-s);gap:.2rem;z-index:99;
}
.mobile-nav.open{display:flex}
.mobile-nav-link{padding:.85rem 0;color:var(--soft);border-bottom:1px solid var(--border-s)}
.mobile-nav-link:last-of-type{border-bottom:none}
.mobile-nav-cta{
  margin-top:.8rem;padding:.85rem 1.3rem;border-radius:8px;
  background:linear-gradient(135deg,var(--cyan),var(--violet));
  color:#0A0E1A;font-weight:700;text-align:center;
}

.tag-sm{
  display:inline-block;font-family:var(--mono);font-size:.76rem;
  letter-spacing:.07em;color:var(--cyan);
  padding:.3rem .58rem;border:1px solid var(--cyan-glow);border-radius:4px;
  background:rgba(34,211,238,.04);
}
.sec-head{margin-bottom:2.6rem;max-width:760px}
.sec-title{
  font-size:clamp(1.85rem,3.6vw,2.6rem);font-weight:800;
  letter-spacing:-.025em;line-height:1.17;margin-top:.9rem;
}
.lead{font-size:1.15rem;line-height:1.72;color:var(--text)}

.features{padding:90px 1.6rem;background:var(--bg-2);position:relative}
.features::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:60%;height:1px;background:linear-gradient(90deg,transparent,var(--cyan-glow),transparent);
}
.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.4rem;margin-top:1rem}
.feat-card{
  background:var(--surface);border:1px solid var(--border-s);
  border-radius:14px;padding:1.7rem 1.5rem;
  transition:transform .25s ease,border-color .25s ease,background .25s ease;
}
.feat-card:hover{transform:translateY(-3px);border-color:rgba(34,211,238,.32);background:var(--surface-2)}
.feat-icon{
  width:42px;height:42px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--cyan-glow),var(--violet-glow));
  color:var(--cyan);
}

.stats-bar{padding:70px 1.6rem;background:var(--bg);border-top:1px solid var(--border-s);border-bottom:1px solid var(--border-s)}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;text-align:center}
.stat-item{padding:.6rem .8rem;border-right:1px solid var(--border-s)}
.stat-item:last-child{border-right:none}

.before-after{padding:90px 1.6rem;background:var(--bg-2)}
.ba-wrap{display:grid;grid-template-columns:1fr auto 1fr;gap:2rem;align-items:center;margin-top:1rem}
.ba-col{background:var(--surface);border:1px solid var(--border-s);border-radius:14px;padding:1.8rem 1.6rem}
.ba-col.ba-after{border-color:rgba(34,211,238,.28);background:linear-gradient(180deg,rgba(34,211,238,.06),var(--surface) 40%)}
.ba-list{list-style:none;display:flex;flex-direction:column;gap:.8rem;margin-top:.4rem}
.ba-x{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:rgba(244,114,182,.16);color:#F472B6;font-size:.78rem;flex-shrink:0}
.ba-ok{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:50%;background:rgba(34,211,238,.16);color:var(--cyan);font-size:.78rem;flex-shrink:0}
.ba-divider{display:flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--cyan-glow),var(--violet-glow));color:var(--cyan);font-weight:800;font-size:1.3rem}

.how{padding:90px 1.6rem;background:var(--bg)}
.steps{display:flex;align-items:stretch;gap:1.4rem;flex-wrap:wrap;margin-top:1.2rem}
.step{
  flex:1;min-width:220px;
  background:var(--surface);border:1px solid var(--border-s);
  border-radius:14px;padding:1.7rem 1.5rem;position:relative;
}
.step::before{
  content:"";position:absolute;top:-1px;left:1.7rem;width:36px;height:2px;
  background:var(--cyan);border-radius:2px;
}
.step-arrow{display:flex;align-items:center;justify-content:center;font-size:1.3rem;color:var(--cyan);font-weight:700}

.faq{padding:90px 1.6rem;background:var(--bg-2)}
.faq-list{display:flex;flex-direction:column;gap:.65rem;margin-top:1rem}
.fq-item{background:var(--surface);border:1px solid var(--border-s);border-radius:11px;overflow:hidden}
.fq-q{
  width:100%;text-align:left;background:none;border:none;cursor:pointer;color:var(--text);
  font-size:1rem;font-weight:600;padding:1.2rem 1.5rem;
  display:flex;justify-content:space-between;align-items:center;gap:1rem;
}
.fq-q:hover{background:var(--surface-2)}
.fq-a{padding:0 1.5rem 1.3rem;color:var(--soft);font-size:.94rem;line-height:1.7}

.download-cta{padding:100px 1.6rem;background:var(--bg);position:relative;overflow:hidden}
.download-cta::after{
  content:"";position:absolute;top:50%;left:50%;width:140%;height:140%;
  background:radial-gradient(circle,var(--cyan-glow),transparent 55%);
  transform:translate(-50%,-50%);pointer-events:none;opacity:.6;
}
.dl-card{
  max-width:760px;margin:0 auto;text-align:center;
  background:linear-gradient(135deg,var(--surface) 0%,var(--surface-2) 100%);
  border:1px solid var(--border-s);
  border-radius:18px;padding:3rem 2rem;
  position:relative;z-index:2;
}
.cta-btn-big.btn-nav{background:linear-gradient(135deg,var(--cyan),var(--violet));color:#0A0E1A}

.footer{background:#070A14;border-top:1px solid var(--border-s);padding:2rem 1.6rem}
.footer-inner{max-width:1160px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
.footer-copy{font-size:.84rem;color:var(--muted)}
.footer-links{display:flex;gap:1.5rem;flex-wrap:wrap}
.footer-links a{color:var(--soft);font-size:.86rem}
.footer-links a:hover{color:var(--cyan)}

.reveal-sec,.reveal-item{opacity:1}

@media (max-width:880px){
  .nav-links{display:none}
  .nav-burger{display:flex}
  .ba-wrap{grid-template-columns:1fr;gap:1.2rem}
  .ba-divider{margin:0 auto;transform:rotate(90deg)}
  .stats-row{grid-template-columns:repeat(2,1fr);gap:1.5rem}
  .stat-item{border-right:none;border-bottom:1px solid var(--border-s);padding-bottom:1rem}
  .stat-item:nth-last-child(-n+2){border-bottom:none}
  .step-arrow{transform:rotate(90deg);width:100%}
  .footer-inner{flex-direction:column;text-align:center}
}
@media (max-width:520px){
  .nav-in{padding:.8rem 1.1rem}
  .sec-title{font-size:1.7rem}
  .dl-card{padding:2.2rem 1.4rem}
}

.dl-title{font-size:clamp(1.9rem,3.8vw,2.6rem)!important;font-weight:900!important;line-height:1.1!important;letter-spacing:-.03em!important}
.dl-sub{margin:1.1rem auto 1.7rem!important;max-width:540px!important;color:var(--soft)!important}
.dl-req{margin-top:1rem!important;font-size:.78rem!important;letter-spacing:.08em!important;text-transform:uppercase!important;color:var(--muted)!important}