:root{
  --ink:#0b1220;--ink-2:#334155;--muted:#64748b;--line:#e2e8f0;
  --bg:#f6f8fc;--surface:#fff;--tg:#2aabee;--tg-2:#1d8fd8;--violet:#7c5cff;--ok:#16a34a;
  --hero:#070d1c;--radius:20px;--shadow:0 10px 30px -12px rgba(15,23,42,.18);
  --font:"Manrope",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6;font-size:17px}
img{max-width:100%;height:auto;display:block}
a{color:var(--tg-2)}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(34px,5.4vw,60px);font-weight:800}
h2{font-size:clamp(28px,3.6vw,42px);font-weight:800}
h3{font-size:20px;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;z-index:99;background:#fff;padding:8px 12px;border-radius:8px}

/* header */
.top{position:sticky;top:0;z-index:50;background:rgba(7,13,28,.82);backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid rgba(255,255,255,.06)}
.top .wrap{display:flex;align-items:center;gap:24px;height:66px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:800;font-size:18px;white-space:nowrap}
.logo svg{flex:none}
.logo small{display:block;font-weight:600;font-size:11px;color:#94a3b8;letter-spacing:.04em;text-transform:uppercase;line-height:1}
.nav{display:flex;gap:22px;margin-left:auto}
.nav a{color:#cbd5e1;text-decoration:none;font-weight:600;font-size:15px}
.nav a:hover,.nav a[aria-current]{color:#fff}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:14px 24px;font:700 16px/1 var(--font);text-decoration:none;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-main{background:linear-gradient(135deg,var(--tg),var(--violet));color:#fff;box-shadow:0 10px 28px -8px rgba(42,171,238,.6)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.18)}
.btn-light{background:#fff;color:var(--ink);border:1px solid var(--line)}
.top .btn{padding:10px 18px;font-size:14px}
.burger{display:none;margin-left:auto;background:none;border:0;color:#fff;padding:8px;cursor:pointer}
@media (max-width:900px){
  .nav{display:none;position:absolute;top:66px;left:0;right:0;flex-direction:column;gap:0;background:#0b1428;padding:8px 20px 16px;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav.open{display:flex}.nav a{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.06)}
  .burger{display:block}.top .btn{display:none}
}

/* hero */
.hero{position:relative;overflow:hidden;background:var(--hero);color:#fff;padding:72px 0 88px}
.hero:before{content:"";position:absolute;inset:-30% -10% auto auto;width:720px;height:720px;background:radial-gradient(closest-side,rgba(42,171,238,.35),transparent);pointer-events:none}
.hero:after{content:"";position:absolute;left:-200px;bottom:-320px;width:680px;height:680px;background:radial-gradient(closest-side,rgba(124,92,255,.32),transparent);pointer-events:none}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.crumbs{font-size:14px;color:#94a3b8;margin-bottom:18px}.crumbs a{color:#cbd5e1;text-decoration:none}
.badge{display:inline-flex;align-items:center;gap:8px;background:rgba(42,171,238,.14);border:1px solid rgba(42,171,238,.35);color:#bae6fd;border-radius:999px;padding:7px 14px;font-weight:700;font-size:14px;margin-bottom:22px}
.badge i{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 4px rgba(34,197,94,.2)}
.grad{background:linear-gradient(90deg,#5ccbff,#a996ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(17px,1.6vw,20px);color:#cbd5e1;max-width:620px}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 34px}
.facts{display:flex;flex-wrap:wrap;gap:28px;list-style:none;padding:0;margin:0}
.facts b{display:block;font-size:26px;font-weight:800}
.facts span{color:#94a3b8;font-size:14px}

/* phone mockup */
.phone{justify-self:center;width:min(340px,100%);background:#0f172a;border:10px solid #1e293b;border-radius:42px;box-shadow:0 40px 80px -20px rgba(0,0,0,.6),0 0 0 1px rgba(255,255,255,.06);overflow:hidden}
.phone-head{display:flex;align-items:center;gap:10px;padding:14px 16px;background:#17212b;border-bottom:1px solid #0b1220}
.ava{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--tg),var(--violet));display:grid;place-items:center;font-size:18px}
.phone-head b{display:block;font-size:15px}.phone-head span{font-size:12px;color:#7dd3fc}
.chat{padding:16px 12px 18px;display:flex;flex-direction:column;gap:8px;min-height:390px;background:#0e1621}
.msg{max-width:84%;padding:9px 12px;border-radius:14px;font-size:14px;line-height:1.45;opacity:0;transform:translateY(8px);animation:pop .45s forwards}
.msg.in{background:#182533;border-bottom-left-radius:4px}
.msg.out{align-self:flex-end;background:#2b5278;border-bottom-right-radius:4px}
.kb{display:grid;grid-template-columns:1fr 1fr;gap:6px;opacity:0;animation:pop .45s forwards}
.kb span{background:#1f2f3f;border-radius:8px;padding:8px;text-align:center;font-size:13px}
.msg:nth-child(1){animation-delay:.2s}.msg:nth-child(2){animation-delay:.9s}.kb{animation-delay:1.5s}.msg:nth-child(4){animation-delay:2.2s}.msg:nth-child(5){animation-delay:2.9s}.msg:nth-child(6){animation-delay:3.6s}
@keyframes pop{to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.msg,.kb{animation:none;opacity:1;transform:none}html{scroll-behavior:auto}}
@media (max-width:900px){.hero{padding:48px 0 64px}.hero .wrap{grid-template-columns:1fr}.phone{max-width:320px}}

/* sections */
section{padding:88px 0}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head p{color:var(--muted);font-size:18px}
.eyebrow{display:inline-block;font-weight:800;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--tg-2);margin-bottom:10px}
.alt{background:var(--surface)}
.grid{display:grid;gap:20px}
.g3{grid-template-columns:repeat(3,1fr)}.g2{grid-template-columns:repeat(2,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.g3,.g2,.g4{grid-template-columns:1fr}section{padding:64px 0}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:0 1px 0 rgba(15,23,42,.02);transition:transform .2s,box-shadow .2s}
.alt .card{background:var(--bg)}
a.card{color:inherit;text-decoration:none;display:block}
a.card:hover,.card.hov:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:26px;background:linear-gradient(135deg,rgba(42,171,238,.15),rgba(124,92,255,.15));margin-bottom:18px}
.card p{color:var(--ink-2);margin:0}
.card .more{display:inline-block;margin-top:14px;font-weight:700;color:var(--tg-2)}
.price-tag{display:inline-block;margin-top:14px;font-weight:800;color:var(--ink)}

/* demos */
.demo{overflow:hidden;padding:0}
.demo img{aspect-ratio:3/2;object-fit:cover;width:100%;border-bottom:1px solid var(--line)}
.demo .in{padding:24px}
.demo ul{margin:12px 0 18px;padding-left:20px;color:var(--ink-2)}
.demo .btn{padding:11px 18px;font-size:15px}

/* steps */
.steps{counter-reset:s;list-style:none;padding:0;margin:0}
.steps li{counter-increment:s;position:relative;padding-left:0}
.steps li:before{content:counter(s,decimal-leading-zero);display:block;font-weight:800;font-size:34px;background:linear-gradient(135deg,var(--tg),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:6px}

/* pricing */
.price{display:flex;flex-direction:column}
.price .sum{font-size:32px;font-weight:800;margin:6px 0 4px}
.price .sum small{font-size:16px;font-weight:600;color:var(--muted)}
.price ul{list-style:none;padding:0;margin:16px 0 24px;color:var(--ink-2)}
.price li{padding:6px 0 6px 28px;position:relative}
.price li:before{content:"";position:absolute;left:0;top:12px;width:16px;height:16px;border-radius:50%;background:rgba(22,163,74,.14) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%2316a34a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/12px no-repeat}
.price .btn{margin-top:auto}
.price.hot{border:2px solid transparent;background:linear-gradient(var(--surface),var(--surface)) padding-box,linear-gradient(135deg,var(--tg),var(--violet)) border-box;position:relative}
.price.hot:after{content:"Чаще всего заказывают";position:absolute;top:-13px;left:24px;background:linear-gradient(135deg,var(--tg),var(--violet));color:#fff;font-size:12px;font-weight:800;padding:5px 12px;border-radius:999px}
.note{color:var(--muted);font-size:15px;margin-top:22px}

/* feature list */
.checks{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.checks li{padding-left:34px;position:relative}
.checks li:before{content:"✓";position:absolute;left:0;top:0;width:24px;height:24px;border-radius:8px;display:grid;place-items:center;background:rgba(42,171,238,.14);color:var(--tg-2);font-weight:800;font-size:14px}

/* two col */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
@media (max-width:900px){.split{grid-template-columns:1fr}}
.shot{border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line)}

/* faq */
.faq{max-width:860px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:0 24px;margin-bottom:12px}
.faq summary{cursor:pointer;list-style:none;padding:20px 32px 20px 0;font-weight:700;font-size:18px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";position:absolute;right:0;top:16px;font-size:26px;color:var(--tg-2);transition:transform .2s}
.faq details[open] summary:after{transform:rotate(45deg)}
.faq details p{color:var(--ink-2);padding-bottom:20px;margin:0}

/* form */
.order{background:var(--hero);color:#fff;position:relative;overflow:hidden}
.order:before{content:"";position:absolute;right:-240px;top:-240px;width:620px;height:620px;background:radial-gradient(closest-side,rgba(124,92,255,.35),transparent)}
.order .wrap{position:relative;display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
@media (max-width:900px){.order .wrap{grid-template-columns:1fr}}
.order p{color:#cbd5e1}
.order .checks li:before{background:rgba(255,255,255,.1);color:#7dd3fc}
form.lead-form{background:#fff;color:var(--ink);border-radius:24px;padding:32px;box-shadow:0 30px 60px -20px rgba(0,0,0,.5)}
.f{margin-bottom:16px}
.f label{display:block;font-weight:700;font-size:14px;margin-bottom:6px}
.f input,.f select,.f textarea{width:100%;font:16px var(--font);padding:13px 14px;border:1px solid #cbd5e1;border-radius:12px;background:#fff;color:var(--ink)}
.f input:focus,.f select:focus,.f textarea:focus{outline:3px solid rgba(42,171,238,.25);border-color:var(--tg)}
.f textarea{min-height:110px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media (max-width:560px){.row2{grid-template-columns:1fr}}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted);margin:4px 0 18px}
.agree input{margin-top:3px;width:18px;height:18px;flex:none}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.lead-form .btn{width:100%}
.form-msg{margin-top:14px;font-weight:600;display:none}
.form-msg.ok{display:block;color:var(--ok)}.form-msg.err{display:block;color:#dc2626}

/* text page */
.text{max-width:820px}
.text h2{font-size:26px;margin-top:1.6em}
.text ul{padding-left:22px}

/* footer */
footer{background:#050a16;color:#94a3b8;padding:48px 0 32px;font-size:15px}
footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
@media (max-width:760px){footer .wrap{grid-template-columns:1fr}}
footer a{color:#cbd5e1;text-decoration:none}footer a:hover{color:#fff}
footer h3{color:#fff;font-size:16px;margin-bottom:14px}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.copy{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.08);padding-top:20px;font-size:13px}