:root{
  --bg:#0a0f18; --bg2:#0e1626; --card:#141d2e; --card2:#18233a;
  --line:#233149; --line2:#2c3d5a;
  --text:#eef3fb; --muted:#94a4bd; --dim:#6b7b95;
  --accent:#22c55e; --accent2:#5ee9a0; --accentd:#16a34a;
  --glow:rgba(34,197,94,.35); --radius:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);overflow-x:hidden;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:900px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
img{max-width:100%}

/* ---------- keyframes ---------- */
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@keyframes floatY2{0%,100%{transform:translateY(0)}50%{transform:translateY(14px)}}
@keyframes pulseGlow{0%,100%{opacity:.5;transform:translateX(-50%) scale(1)}50%{opacity:.85;transform:translateX(-50%) scale(1.08)}}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
@keyframes shine{from{left:-60%}to{left:130%}}
@keyframes spinSlow{to{transform:rotate(360deg)}}

/* reveal on scroll — только при включённом JS, иначе всё видно сразу */
.js .reveal{opacity:0;transform:translateY(26px)}
.js .reveal.in{animation:fadeUp .7s cubic-bezier(.2,.7,.2,1) forwards}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;animation:none}
  .float,.orb,.pulse{animation:none!important}
}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:50;background:rgba(10,15,24,.8);
  backdrop-filter:saturate(140%) blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;max-width:900px;margin:0 auto}
.logo{font-weight:800;font-size:19px;display:flex;align-items:center;gap:9px;color:var(--text)}
.logo .dot{width:10px;height:10px;border-radius:50%;background:var(--accent);box-shadow:0 0 14px var(--glow)}
.logo span{color:var(--accent)}
.nav .lnk{color:var(--muted);font-size:15px}
.nav .lnk:hover{color:var(--accent2)}

.crumb{font-size:14px;color:var(--dim);margin:22px 0 0}
.crumb a{color:var(--muted)}

/* ---------- hero ---------- */
.hero{position:relative;text-align:center;padding:56px 0 30px;overflow:hidden}
.hero .pulse{content:"";position:absolute;top:-160px;left:50%;
  width:760px;height:480px;max-width:130vw;border-radius:50%;
  background:radial-gradient(closest-side,rgba(34,197,94,.22),transparent 70%);
  pointer-events:none;animation:pulseGlow 6s ease-in-out infinite}
.orb{position:absolute;border-radius:50%;filter:blur(8px);opacity:.5;pointer-events:none;z-index:0}
.orb.a{width:90px;height:90px;left:6%;top:120px;background:radial-gradient(circle,rgba(94,233,160,.5),transparent 70%);animation:floatY 7s ease-in-out infinite}
.orb.b{width:64px;height:64px;right:9%;top:80px;background:radial-gradient(circle,rgba(34,197,94,.5),transparent 70%);animation:floatY2 9s ease-in-out infinite}
.orb.c{width:46px;height:46px;right:16%;top:240px;background:radial-gradient(circle,rgba(94,233,160,.45),transparent 70%);animation:floatY 8s ease-in-out infinite}
.hero .ic{position:relative;width:84px;height:84px;border-radius:22px;margin:0 auto 20px;z-index:1;
  background:linear-gradient(135deg,var(--card2),var(--bg2));border:1px solid var(--line2);
  display:grid;place-items:center;box-shadow:0 16px 40px -12px var(--glow);animation:floatY 5.5s ease-in-out infinite}
.hero .ic svg{width:44px;height:44px}
.hero h1{position:relative;z-index:1;font-size:42px;line-height:1.12;margin:0 0 14px;font-weight:800;letter-spacing:-.6px}
.hero h1 em{color:var(--accent2);font-style:normal}
.hero .lead{position:relative;z-index:1;color:var(--muted);font-size:18px;max-width:600px;margin:0 auto 22px}
.chips{position:relative;z-index:1;display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:0 auto 26px;max-width:640px}
.chips span{font-size:13px;color:var(--accent2);background:rgba(34,197,94,.12);
  border:1px solid var(--line2);padding:6px 13px;border-radius:999px}

/* buttons */
.btn{position:relative;display:inline-flex;align-items:center;gap:9px;background:var(--accent);color:#04120a;
  padding:15px 30px;border-radius:12px;font-weight:700;font-size:16px;overflow:hidden;
  box-shadow:0 8px 30px -8px var(--glow);transition:transform .12s,background .12s}
.btn::after{content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.45),transparent);transform:skewX(-20deg);
  animation:shine 3.4s ease-in-out infinite}
.btn:hover{background:var(--accent2);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line2);box-shadow:none}
.btn-ghost::after{display:none}
.btn-ghost:hover{background:var(--card);border-color:var(--accent)}
.cta-row{position:relative;z-index:1;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ---------- marquee — бегущая строка преимуществ ---------- */
.marquee{position:relative;margin:34px 0 8px;overflow:hidden;
  -webkit-mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
          mask:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.mtrack{display:flex;width:max-content;gap:14px;animation:marquee 26s linear infinite}
.marquee:hover .mtrack{animation-play-state:paused}
.mitem{display:flex;align-items:center;gap:9px;white-space:nowrap;flex:none;
  background:linear-gradient(180deg,var(--card),var(--bg2));border:1px solid var(--line);
  border-radius:999px;padding:11px 18px;font-size:15px;color:var(--text)}
.mitem .e{font-size:17px}

/* ---------- promo banner ---------- */
.promo{position:relative;overflow:hidden;margin:30px 0 6px;
  background:linear-gradient(120deg,rgba(34,197,94,.16),rgba(94,233,160,.06));
  border:1px solid var(--accent);border-radius:20px;padding:24px 26px;
  display:flex;align-items:center;gap:20px;flex-wrap:wrap;justify-content:space-between;
  box-shadow:0 0 0 1px rgba(34,197,94,.15),0 20px 50px -30px var(--glow)}
.promo::before{content:"";position:absolute;top:-80px;right:-40px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(34,197,94,.25),transparent 70%);animation:pulseGlow 6s ease-in-out infinite}
.promo .gift{font-size:34px;flex:none;animation:floatY 4.5s ease-in-out infinite}
.promo .pt{flex:1;min-width:220px;position:relative;z-index:1}
.promo .pt b{display:block;font-size:20px;margin-bottom:4px}
.promo .pt span{color:var(--muted);font-size:15px}
.promo .btn{position:relative;z-index:1;flex:none}
@media(max-width:600px){.promo{flex-direction:column;text-align:center;align-items:stretch}}

/* ---------- sections ---------- */
h2{font-size:28px;line-height:1.22;margin:52px 0 6px;font-weight:800;letter-spacing:-.3px}
.sub{color:var(--muted);margin:0 0 24px;font-size:16px}
p{color:#d7e0ee;font-size:17px}

/* features grid */
.feat{display:grid;gap:16px;grid-template-columns:repeat(3,1fr)}
.fcard{background:linear-gradient(180deg,var(--card),var(--bg2));border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;transition:border-color .18s,transform .18s,box-shadow .18s}
.fcard:hover{border-color:var(--accent);transform:translateY(-4px);box-shadow:0 20px 40px -24px var(--glow)}
.fcard .fi{width:44px;height:44px;border-radius:12px;background:rgba(34,197,94,.12);
  display:grid;place-items:center;margin-bottom:12px}
.fcard .fi svg{width:23px;height:23px}
.fcard h3{margin:0 0 6px;font-size:16.5px}
.fcard p{margin:0;color:var(--muted);font-size:14.5px}

/* download grid */
.dl{display:grid;gap:14px;grid-template-columns:repeat(2,1fr)}
.plat{background:linear-gradient(180deg,var(--card),var(--bg2));border:1px solid var(--line);
  border-radius:var(--radius);padding:18px 20px;transition:border-color .18s,transform .18s}
.plat:hover{border-color:var(--line2);transform:translateY(-3px)}
.plat .ph{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.plat .ph .g{width:34px;height:34px;border-radius:9px;background:rgba(34,197,94,.12);display:grid;place-items:center;flex:none}
.plat .ph .g svg{width:19px;height:19px}
.plat .ph b{font-size:16px}
.plat a.dlbtn{display:inline-flex;align-items:center;margin:0 8px 8px 0;padding:9px 15px;
  border:1px solid var(--line2);border-radius:10px;font-size:14px;color:var(--text);transition:.15s}
.plat a.dlbtn:hover{border-color:var(--accent);background:var(--card2);transform:translateY(-1px)}

/* steps */
.steps{display:grid;gap:16px;grid-template-columns:repeat(3,1fr)}
.step{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:.18s}
.step:hover{border-color:var(--line2);transform:translateY(-3px)}
.step .n{width:36px;height:36px;border-radius:10px;background:rgba(34,197,94,.14);color:var(--accent2);
  font-weight:800;font-size:17px;display:grid;place-items:center;margin-bottom:12px}
.step h3{margin:0 0 6px;font-size:16px}
.step p{margin:0;color:var(--muted);font-size:14.5px}

.spot{background:linear-gradient(135deg,var(--card2),var(--bg2));border:1px solid var(--line2);
  border-radius:18px;padding:22px 24px;margin:28px 0;color:var(--muted);font-size:15.5px}
.spot b{color:var(--text)}

/* faq */
.faq{display:grid;gap:12px}
details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:0 20px;transition:border-color .15s}
details[open]{border-color:var(--line2)}
summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:600;font-size:16.5px;
  display:flex;justify-content:space-between;align-items:center;gap:14px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--accent);font-size:22px;transition:transform .2s}
details[open] summary::after{transform:rotate(45deg)}
details p{margin:0 0 18px;color:var(--muted);font-size:15.5px}

/* final cta */
.final{position:relative;text-align:center;overflow:hidden;
  background:linear-gradient(135deg,rgba(34,197,94,.12),rgba(94,233,160,.05));
  border:1px solid var(--line2);border-radius:24px;padding:46px 26px;margin:52px 0 10px}
.final::before{content:"";position:absolute;top:-120px;left:50%;transform:translateX(-50%);
  width:520px;height:340px;max-width:120vw;border-radius:50%;
  background:radial-gradient(closest-side,rgba(34,197,94,.2),transparent 70%);animation:pulseGlow 6s ease-in-out infinite}
.final h2{position:relative;margin:0 0 8px}
.final p{position:relative;margin:0 0 22px;color:var(--muted);font-size:16px}
.final .btn{position:relative}

.related{margin:46px 0 0;border-top:1px solid var(--line);padding-top:22px}
.related h2{font-size:19px;margin:0 0 12px}
.related a{display:inline-flex;align-items:center;gap:8px;background:var(--card);border:1px solid var(--line);
  border-radius:12px;padding:12px 16px;margin:0 10px 10px 0;font-size:15px;color:var(--text);transition:.15s}
.related a:hover{border-color:var(--accent);transform:translateY(-2px)}

footer{border-top:1px solid var(--line);margin-top:52px;padding:26px 0 42px;color:var(--dim);font-size:14px}
footer a{color:var(--muted)}

@media(max-width:760px){
  .feat,.steps{grid-template-columns:1fr}
  .dl{grid-template-columns:1fr}
  .hero h1{font-size:31px}
  .hero{padding:40px 0 20px}
  .btn{width:100%;justify-content:center}
  .cta-row{flex-direction:column}
  .orb{display:none}
}