:root{
  --bg:#050505;
  --panel:#0d0d0d;
  --panel2:#121212;
  --white:#fff;
  --muted:#a3a3a3;
  --line:#282828;
  --soft:#f3f3f3;
  --max:1240px;
  --radius:26px;
  --shadow:0 22px 50px rgba(0,0,0,.36);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--white);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.wrap{width:min(calc(100% - 40px),var(--max));margin-inline:auto}

.header{position:sticky;top:0;z-index:50;min-height:80px;display:grid;grid-template-columns:auto 1fr auto auto;align-items:center;gap:24px;padding:12px max(20px,calc((100vw - var(--max))/2));background:rgba(5,5,5,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}
.brand{display:flex;align-items:center;min-width:0}
.logo{display:block;width:245px;max-width:100%;height:auto;object-fit:contain}
.nav{display:flex;justify-content:center;gap:28px}
.nav a{font-size:13px;font-weight:700;color:#e9e9e9;position:relative;padding:8px 0}
.nav a:after{content:"";position:absolute;left:0;right:100%;bottom:-4px;height:2px;background:#fff;transition:.22s}
.nav a:hover:after{right:0}
.phone{font-size:14px;font-weight:800;white-space:nowrap}
.menu-btn{display:none;width:42px;height:42px;border:1px solid #333;border-radius:10px;background:#111;color:#fff;font-size:22px}

.hero{padding:68px 0 74px;background:radial-gradient(circle at 80% 18%,#171717 0%,#070707 36%,#050505 72%)}
.hero-inner{display:grid;grid-template-columns:1.02fr .98fr;gap:34px;align-items:center}
.copy>span{display:inline-block;font-size:11px;letter-spacing:.18em;font-weight:800;color:#bdbdbd}
.copy h1{margin:18px 0 22px;font-size:clamp(44px,5.3vw,72px);line-height:.98;letter-spacing:-.055em}
.copy h1 b{font-weight:900;color:#fff}
.copy>p{margin:0;color:#b8b8b8;font-size:17px;line-height:1.78;max-width:660px}
.actions{display:flex;gap:12px;margin-top:30px}
.actions a{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 20px;border-radius:10px;font-size:13px;font-weight:800;transition:.2s}
.actions a:hover{transform:translateY(-2px)}
.white{background:#fff;color:#050505}
.outline{border:1px solid #4a4a4a;color:#fff;background:#0b0b0b}
.visual{overflow:hidden;border-radius:30px;box-shadow:var(--shadow);border:1px solid #262626}
.visual img{width:100%;height:auto}

.rail{border-block:1px solid var(--line);background:#090909}
.rail .wrap{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:18px 0;overflow:auto;scrollbar-width:none}
.rail .wrap::-webkit-scrollbar{display:none}
.rail span{white-space:nowrap;font-size:12px;letter-spacing:.18em;font-weight:800;color:#bfbfbf}

.services{padding:88px 0;display:grid;grid-template-columns:.82fr 1.18fr;gap:52px;align-items:start}
.services aside{position:sticky;top:110px}
.num{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:50%;background:#fff;color:#050505;font-size:16px;font-weight:900}
.services h2,.system h2,.content-block h2,.scenarios h2,.contacts h2{margin:16px 0 16px;font-size:clamp(34px,4vw,52px);line-height:1.04;letter-spacing:-.045em}
.services aside p,.service-list p,.system p,.content-block p,.scenario-grid p,.contacts p{color:#a7a7a7;line-height:1.76}
.service-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.service-list article{padding:25px;border:1px solid #252525;border-radius:20px;background:linear-gradient(180deg,#101010 0%,#0a0a0a 100%)}
.service-list b{display:block;font-size:20px;margin-bottom:10px}
.service-list p{margin:0;font-size:14px}

.system{padding:86px 0;background:#fff;color:#080808}
.system-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:44px;align-items:center}
.system-grid>div:first-child{overflow:hidden;border-radius:28px;border:1px solid #e5e5e5;box-shadow:0 20px 48px rgba(0,0,0,.12)}
.system-grid img{width:100%}
.white-num{background:#050505;color:#fff}
.system .text p{color:#4d4d4d}
.system ul{margin:20px 0 0;padding-left:20px;color:#2d2d2d;line-height:1.82}

.content-block{padding:86px 0;display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:center}
.content-block .text{padding:20px 6px}
.content-block img{width:100%;border-radius:28px;border:1px solid #262626;box-shadow:var(--shadow)}

.scenarios{padding:20px 0 92px}
.scenarios .title{max-width:760px;margin-bottom:30px}
.scenario-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.scenario-grid article{padding:28px;border-radius:22px;background:#0d0d0d;border:1px solid #252525}
.scenario-grid h3{margin:0 0 12px;font-size:24px;line-height:1.15}
.scenario-grid p{margin:0}

.cta{padding:0 0 86px}
.cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:34px;border-radius:28px;background:#fff;color:#080808}
.cta h2{margin:0;max-width:860px;font-size:clamp(30px,3.6vw,46px);line-height:1.04;letter-spacing:-.045em}
.cta a{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 20px;border-radius:10px;background:#080808;color:#fff;font-weight:800;white-space:nowrap}

.contacts{display:grid;grid-template-columns:1.05fr .95fr;gap:18px;padding:0 0 82px}
.contacts>div,.contacts aside{padding:30px;border-radius:24px;border:1px solid #272727;background:#0d0d0d}
.contacts>div>span{font-size:11px;letter-spacing:.18em;color:#a5a5a5;font-weight:800}
.contacts aside b{display:block;font-size:22px;line-height:1.25;margin-bottom:14px}
.contacts aside p{margin:0 0 16px}
.contacts aside a{text-decoration:underline;color:#d7d7d7}

footer{border-top:1px solid var(--line);background:#050505;padding:26px 0 30px}
footer .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px}
footer img{width:230px;height:auto;object-fit:contain}
footer span{color:#8b8b8b;font-size:13px;text-align:right}

@media(max-width:1040px){
  .header{grid-template-columns:auto 1fr auto auto;padding-inline:16px}
  .logo{width:220px}
  .nav{gap:18px}
  .hero-inner,.services,.system-grid,.content-block,.contacts{grid-template-columns:1fr}
  .services aside{position:static}
  .hero{padding-top:50px}
  .visual{max-width:760px}
}
@media(max-width:820px){
  html{scroll-padding-top:76px}
  .header{min-height:76px;grid-template-columns:auto 1fr auto;gap:10px}
  .logo{width:205px}
  .nav{position:fixed;left:0;right:0;top:76px;display:grid;gap:0;padding:12px 18px 20px;background:#070707;border-bottom:1px solid var(--line);transform:translateY(-140%);opacity:0;visibility:hidden;transition:.22s}
  .nav.open{transform:none;opacity:1;visibility:visible}
  .nav a{padding:16px 4px;border-bottom:1px solid #242424}
  .nav a:after{display:none}
  .phone{display:none}
  .menu-btn{display:block}
  .wrap{width:min(calc(100% - 28px),var(--max))}
  .copy h1{font-size:46px}
  .actions{display:grid}
  .service-list,.scenario-grid{grid-template-columns:1fr}
  .cta .wrap{flex-direction:column;align-items:flex-start}
  footer .wrap{align-items:flex-start;flex-direction:column}
  footer span{text-align:left}
}
@media(max-width:560px){
  .header{padding-inline:12px}
  .logo{width:180px}
  .wrap{width:min(calc(100% - 22px),var(--max))}
  .hero{padding:42px 0 52px}
  .copy h1{font-size:38px}
  .copy>p{font-size:15px}
  .services,.system,.content-block{padding-top:62px;padding-bottom:62px}
  .services h2,.system h2,.content-block h2,.scenarios h2,.contacts h2{font-size:32px}
  .service-list article,.scenario-grid article,.contacts>div,.contacts aside{padding:22px}
  .cta .wrap{padding:24px}
  footer img{width:190px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}