:root{
  --bg:#0a0d0c;
  --bg-soft:#0e1211;
  --card:#111714;
  --card-2:#141a17;
  --line:rgba(255,255,255,.07);
  --line-strong:rgba(255,255,255,.12);
  --text:#eef4f1;
  --muted:#97a8a1;
  --muted-2:#65726c;
  --accent:#2dd4bf;
  --accent-2:#14b8a6;
  --accent-soft:rgba(45,212,191,.14);
  --radius:18px;
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Manrope',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* Grid background */
.grid-bg{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(var(--line) 1px,transparent 1px),
    linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 100%);
          mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 100%);
  opacity:.6;
}
.glow{
  position:fixed;z-index:0;pointer-events:none;
  width:900px;height:900px;left:50%;top:-420px;transform:translateX(-50%);
  background:radial-gradient(circle,rgba(45,212,191,.18),transparent 60%);
  filter:blur(20px);
}

/* Header */
header{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);background:rgba(10,13,12,.6);border-bottom:1px solid transparent;transition:border-color .3s}
header.scrolled{border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo{font-weight:800;font-size:20px;letter-spacing:-.02em;display:flex;align-items:center;gap:9px}
.logo .dot{width:11px;height:11px;border-radius:50%;background:var(--accent);box-shadow:0 0 14px var(--accent)}
.nav-links{display:flex;gap:34px;align-items:center}
.nav-links a{color:var(--muted);font-size:15px;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--text)}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15px;border:none;cursor:pointer;border-radius:999px;transition:transform .15s,box-shadow .2s,background .2s}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent);color:#04211d;padding:13px 24px;box-shadow:0 8px 24px rgba(45,212,191,.25)}
.btn-primary:hover{background:var(--accent-2);box-shadow:0 10px 30px rgba(45,212,191,.4)}
.btn-ghost{background:rgba(255,255,255,.05);color:var(--text);padding:13px 24px;border:1px solid var(--line-strong)}
.btn-ghost:hover{background:rgba(255,255,255,.09)}
.btn-lg{padding:17px 32px;font-size:16px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.burger span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:.3s}

/* Hero */
.hero{position:relative;z-index:1;text-align:center;padding:96px 0 90px}
.badge{display:inline-flex;align-items:center;gap:9px;background:var(--card);border:1px solid var(--line-strong);padding:9px 18px;border-radius:999px;font-size:14px;color:var(--muted);font-weight:500;margin-bottom:34px}
.badge .pulse{width:8px;height:8px;border-radius:50%;background:#3ddc84;box-shadow:0 0 0 0 rgba(61,220,132,.6);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(61,220,132,.5)}70%{box-shadow:0 0 0 9px rgba(61,220,132,0)}100%{box-shadow:0 0 0 0 rgba(61,220,132,0)}}
.hero h1{font-size:clamp(40px,7vw,82px);line-height:1.02;font-weight:800;letter-spacing:-.03em;margin-bottom:28px;background:linear-gradient(180deg,#fff,#c4cdd8);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p.sub{max-width:760px;margin:0 auto 40px;color:var(--muted);font-size:18px}
.hero p.sub b{color:#cfd6de;font-weight:600}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.stats{display:flex;gap:48px;justify-content:center;flex-wrap:wrap;margin-top:64px}
.stat .num{font-size:34px;font-weight:800;letter-spacing:-.02em}
.stat .lbl{color:var(--muted);font-size:14px;margin-top:2px}

/* Section base */
section.block{position:relative;z-index:1;padding:84px 0}
.eyebrow{color:var(--accent);font-weight:600;font-size:14px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:14px}
.sec-head{text-align:center;max-width:660px;margin:0 auto 56px}
.sec-head h2{font-size:clamp(30px,4.5vw,46px);font-weight:800;letter-spacing:-.025em;line-height:1.1}
.sec-head p{color:var(--muted);font-size:17px;margin-top:16px}

/* Features */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:border-color .25s,transform .25s,background .25s}
.card:hover{border-color:var(--line-strong);transform:translateY(-4px);background:var(--card-2)}
.card .ico{width:48px;height:48px;border-radius:13px;display:flex;align-items:center;justify-content:center;background:var(--accent-soft);margin-bottom:20px;font-size:23px}
.card h3{font-size:19px;font-weight:700;margin-bottom:9px;letter-spacing:-.01em}
.card p{color:var(--muted);font-size:15px}

/* Pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:start}
.plan{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px;position:relative;transition:.25s}
.plan:hover{border-color:var(--line-strong)}
.plan.popular{border-color:var(--accent);background:linear-gradient(180deg,rgba(45,212,191,.08),transparent 60%)}
.plan .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--accent);color:#04211d;font-size:12px;font-weight:700;padding:6px 16px;border-radius:999px;letter-spacing:.02em}
.plan h3{font-size:18px;font-weight:700;margin-bottom:6px}
.plan .pdesc{color:var(--muted);font-size:14px;min-height:38px}
.price{display:flex;align-items:baseline;gap:6px;margin:18px 0 4px}
.price .amount{font-size:42px;font-weight:800;letter-spacing:-.02em}
.price .per{color:var(--muted);font-size:15px}
.price-note{color:var(--muted-2);font-size:13px;margin-bottom:24px}
.plan ul{list-style:none;display:flex;flex-direction:column;gap:12px;margin-bottom:28px}
.plan li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:#d2d8df}
.plan li svg{flex:none;margin-top:3px}
.plan .btn{width:100%;justify-content:center}

/* FAQ */
.faq{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.q{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .2s}
.q.open{border-color:var(--line-strong)}
.q-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;cursor:pointer;font-weight:600;font-size:16px;user-select:none}
.q-head .plus{flex:none;width:22px;height:22px;position:relative;transition:transform .3s}
.q.open .q-head .plus{transform:rotate(45deg)}
.q-head .plus::before,.q-head .plus::after{content:"";position:absolute;background:var(--accent);border-radius:2px}
.q-head .plus::before{left:50%;top:2px;bottom:2px;width:2px;transform:translateX(-50%)}
.q-head .plus::after{top:50%;left:2px;right:2px;height:2px;transform:translateY(-50%)}
.q-body{max-height:0;overflow:hidden;transition:max-height .35s ease}
.q-body p{padding:0 24px 22px;color:var(--muted);font-size:15px}

/* CTA banner */
.cta-banner{position:relative;z-index:1;margin:30px auto;max-width:var(--maxw)}
.cta-inner{background:linear-gradient(135deg,rgba(45,212,191,.16),rgba(45,212,191,.04));border:1px solid var(--line-strong);border-radius:28px;padding:64px 40px;text-align:center;overflow:hidden;position:relative}
.cta-inner h2{font-size:clamp(28px,4vw,40px);font-weight:800;letter-spacing:-.02em;margin-bottom:16px}
.cta-inner p{color:var(--muted);font-size:17px;margin-bottom:32px;max-width:520px;margin-left:auto;margin-right:auto}

/* Footer */
footer{position:relative;z-index:1;border-top:1px solid var(--line);margin-top:60px;padding:56px 0 40px}
.foot{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.foot .logo{margin-bottom:14px}
.foot p.about{color:var(--muted);font-size:14px;max-width:280px}
.foot h4{font-size:14px;font-weight:700;margin-bottom:16px;color:var(--text)}
.foot ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.foot ul a{color:var(--muted);font-size:14px;transition:color .2s}
.foot ul a:hover{color:var(--text)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;margin-top:48px;padding-top:28px;border-top:1px solid var(--line);color:var(--muted-2);font-size:14px}

/* Mobile */
@media(max-width:900px){
  .features,.pricing{grid-template-columns:1fr 1fr}
  .foot{grid-template-columns:1fr 1fr}
}
@media(max-width:700px){
  .nav-links{display:none;position:absolute;top:74px;left:0;right:0;flex-direction:column;background:var(--bg-soft);border-bottom:1px solid var(--line);padding:20px 24px;gap:18px}
  .nav-links.show{display:flex}
  .nav-links a{font-size:16px}
  .nav .btn-primary{display:none}
  .burger{display:flex}
  .features,.pricing,.foot{grid-template-columns:1fr}
  .stats{gap:30px}
  .hero{padding:64px 0 60px}
  .cta-inner{padding:44px 24px}
}