:root{
  --bg:#ffffff; --bg-alt:#f6f8fb; --surface:#ffffff;
  --ink:#0f1b2d; --ink-2:#3c4a5c; --muted:#6b7a8d;
  --line:#e6eaf0; --line-2:#d7deea;
  --accent:#2d6fe0; --accent-deep:#1d4ed8; --accent-soft:#eef4fd;
  --ok:#16a34a; --amber:#b45309;
  --radius:14px; --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(15,27,45,.04),0 2px 8px rgba(15,27,45,.04);
  --shadow:0 6px 24px rgba(15,27,45,.08),0 2px 6px rgba(15,27,45,.04);
  --maxw:1140px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Golos Text',system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;font-size:17px}
h1,h2,h3,h4{font-family:'Manrope',sans-serif;font-weight:800;line-height:1.12;letter-spacing:-.02em;color:var(--ink)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--accent-deep);background:var(--accent-soft);border:1px solid #dbe7fb;padding:7px 14px;border-radius:999px}
.btn{display:inline-flex;align-items:center;gap:9px;font-family:'Manrope',sans-serif;font-weight:700;font-size:16px;padding:13px 24px;border-radius:12px;border:1px solid transparent;cursor:pointer;transition:.18s ease;white-space:nowrap}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(45,111,224,.28)}
.btn-primary:hover{background:var(--accent-deep);transform:translateY(-1px);box-shadow:0 10px 24px rgba(45,111,224,.34)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-deep);background:var(--accent-soft)}
.btn-sm{padding:10px 18px;font-size:15px}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{font-family:'Manrope',sans-serif;font-weight:800;font-size:21px;letter-spacing:-.02em;display:flex;align-items:center;gap:2px}
.logo b{color:var(--accent)}
.logo .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);margin-right:8px;box-shadow:0 0 0 4px var(--accent-soft)}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-size:15.5px;font-weight:500;color:var(--ink-2);transition:.15s}
.nav-links a:hover{color:var(--accent-deep)}
.nav-cta{display:flex;align-items:center;gap:14px}
.burger{display:none;background:none;border:0;cursor:pointer;font-size:26px;color:var(--ink)}

/* hero (главная) */
.hero{position:relative;padding:84px 0 72px;overflow:hidden;background:
  radial-gradient(60% 60% at 78% 8%, rgba(45,111,224,.10), transparent 70%),
  radial-gradient(48% 48% at 8% 92%, rgba(45,111,224,.06), transparent 70%);}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(var(--line-2) 1px,transparent 1px);background-size:30px 30px;opacity:.4;-webkit-mask-image:radial-gradient(70% 60% at 50% 30%,#000,transparent 75%);mask-image:radial-gradient(70% 60% at 50% 30%,#000,transparent 75%);pointer-events:none}
.hero-center{position:relative;text-align:center;max-width:900px;margin:0 auto}
.hero-center .eyebrow{margin-bottom:4px}
.hero h1{font-size:clamp(34px,5.4vw,58px);margin:22px auto 20px;max-width:760px}
.hero h1 .hl{color:var(--accent)}
.hero p.lead{font-size:20px;color:var(--ink-2);max-width:640px;margin:0 auto 32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;max-width:840px;margin:52px auto 0}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px 14px;box-shadow:var(--shadow-sm)}
.stat-n{font-family:'Manrope',sans-serif;font-weight:800;font-size:32px;color:var(--accent-deep);line-height:1;letter-spacing:-.02em}
.stat-l{font-size:14px;color:var(--ink-2);margin-top:8px;line-height:1.35}
.tech-strip{margin-top:30px;font-size:15.5px;color:var(--muted);font-weight:500}
.tech-strip span{color:var(--ink);font-weight:700;font-family:'Manrope',sans-serif}

/* page-hero (подстраницы) */
.page-hero{position:relative;padding:54px 0 48px;background:
  radial-gradient(60% 80% at 80% 0%, rgba(45,111,224,.08), transparent 70%);
  border-bottom:1px solid var(--line)}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:18px;display:flex;gap:8px;flex-wrap:wrap}
.crumbs a{color:var(--accent-deep);font-weight:500}
.crumbs span{color:var(--line-2)}
.page-hero h1{font-size:clamp(30px,4.6vw,48px);max-width:780px;margin:14px 0 16px}
.page-hero p.lead{font-size:19px;color:var(--ink-2);max-width:640px;margin-bottom:26px}
.page-hero .hero-actions{justify-content:flex-start}

/* sections */
section{padding:74px 0}
.sec-alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:680px;margin:0 auto 46px;text-align:center}
.sec-head.left{margin-left:0;text-align:left}
.sec-head h2{font-size:clamp(28px,3.6vw,40px);margin:14px 0 14px}
.sec-head p{font-size:18px;color:var(--ink-2)}

/* grid cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.2s ease}
.card:hover{border-color:var(--line-2);box-shadow:var(--shadow);transform:translateY(-3px)}
.card .ico{width:58px;height:58px;border-radius:15px;background:var(--accent-soft);color:var(--accent-deep);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.card .ico svg{width:31px;height:31px;display:block}
.card h3{font-size:20px;margin-bottom:9px}
.card p{font-size:15.5px;color:var(--ink-2)}

/* split (две колонки текст+карточка) */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split h2{font-size:clamp(26px,3.4vw,36px);margin:14px 0 16px}
.split p{font-size:17px;color:var(--ink-2);margin-bottom:14px}
.checklist{list-style:none;margin:18px 0}
.checklist li{font-size:16px;color:var(--ink-2);padding:9px 0 9px 34px;position:relative}
.checklist li::before{content:"";position:absolute;left:0;top:10px;width:20px;height:20px;border-radius:6px;background:var(--accent-soft);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231d4ed8' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E");background-size:13px;background-position:center;background-repeat:no-repeat}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:30px}

/* products */
.prod{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.prod-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:32px;display:flex;flex-direction:column;transition:.2s ease;position:relative;overflow:hidden}
.prod-card:hover{border-color:var(--accent);box-shadow:var(--shadow)}
.prod-card .badge{align-self:flex-start;font-size:12.5px;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:var(--accent-deep);background:var(--accent-soft);padding:5px 11px;border-radius:8px;margin-bottom:18px}
.prod-card h3{font-size:25px;margin-bottom:6px}
.prod-card .tag{font-size:15px;color:var(--muted);margin-bottom:16px;font-weight:500}
.prod-card ul{list-style:none;margin:6px 0 22px}
.prod-card li{font-size:15.5px;color:var(--ink-2);padding:6px 0 6px 27px;position:relative}
.prod-card li::before{content:"";position:absolute;left:2px;top:13px;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.prod-card .foot{margin-top:auto;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.prod-link{font-family:'Manrope',sans-serif;font-weight:700;color:var(--accent-deep);display:inline-flex;align-items:center;gap:6px}
.prod-link .ar{transition:.18s}
.prod-card:hover .prod-link .ar{transform:translateX(4px)}

/* cases */
.case{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.case-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;display:flex;gap:18px}
.case-card .num{flex:none;font-family:'Manrope',sans-serif;font-weight:800;font-size:30px;color:var(--accent);line-height:1}
.case-card h4{font-size:19px;margin-bottom:6px}
.case-card p{font-size:15px;color:var(--ink-2)}
.case-card .res{margin-top:12px;display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--ok);background:#eaf7ef;padding:5px 11px;border-radius:8px}

/* price panel */
.price-panel{background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:48px;display:grid;grid-template-columns:1.35fr .65fr;gap:44px;align-items:center}
.pp-left .eyebrow{margin-bottom:14px}
.pp-left h2{font-size:clamp(26px,3.4vw,38px);margin:0 0 14px}
.pp-left p{font-size:18px;color:var(--ink-2);max-width:560px;margin-bottom:28px}
.pp-left p b{color:var(--accent-deep);font-weight:600}
.pp-right{border-left:1px solid var(--line);padding-left:44px}
.pp-from{font-family:'Manrope',sans-serif;font-weight:700;color:var(--muted);font-size:19px;letter-spacing:.02em}
.pp-num{font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(36px,4.8vw,54px);color:var(--accent-deep);line-height:1.04;letter-spacing:-.02em;white-space:nowrap}
.pp-note{color:var(--muted);font-size:15.5px;margin-top:10px}
.pp-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-bottom:28px}
.pp-points span{font-size:15px;color:var(--ink-2);display:inline-flex;align-items:center;gap:8px}
.pp-points span::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--accent)}

/* faq */
.faq{max-width:780px;margin:0 auto}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:4px 22px;margin-bottom:12px}
.faq summary{font-family:'Manrope',sans-serif;font-weight:700;font-size:17px;padding:16px 0;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-size:24px;font-weight:400;transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{padding:0 0 18px;color:var(--ink-2);font-size:16px}

/* prose (статьи блога) */
.prose{max-width:740px;margin:0 auto;font-size:18px;color:var(--ink-2)}
.prose h2{font-size:27px;margin:38px 0 14px;color:var(--ink)}
.prose h3{font-size:21px;margin:28px 0 10px;color:var(--ink)}
.prose p{margin-bottom:18px}
.prose ul,.prose ol{margin:0 0 18px 22px}
.prose li{margin-bottom:8px}
.prose a{color:var(--accent-deep);font-weight:500;text-decoration:underline;text-underline-offset:3px}
.prose blockquote{border-left:3px solid var(--accent);background:var(--bg-alt);padding:14px 20px;border-radius:0 10px 10px 0;margin:0 0 18px;color:var(--ink)}

/* blog list */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;transition:.2s}
.post-card:hover{border-color:var(--line-2);box-shadow:var(--shadow);transform:translateY(-3px)}
.post-card .meta{font-size:13px;color:var(--muted);font-weight:600;letter-spacing:.03em;text-transform:uppercase;margin-bottom:12px}
.post-card h3{font-size:20px;margin-bottom:10px;line-height:1.2}
.post-card p{font-size:15.5px;color:var(--ink-2);flex:1;margin-bottom:16px}
.post-card .more{font-family:'Manrope',sans-serif;font-weight:700;color:var(--accent-deep)}
.tagpill{display:inline-block;font-size:12.5px;font-weight:600;color:var(--accent-deep);background:var(--accent-soft);padding:4px 11px;border-radius:7px}

/* cta band */
.cta-band{background:linear-gradient(135deg,#1d4ed8,#2d6fe0);border-radius:22px;padding:54px 48px;text-align:center;color:#fff;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.14) 1px,transparent 1px);background-size:26px 26px;opacity:.5;-webkit-mask-image:radial-gradient(60% 80% at 50% 50%,#000,transparent);mask-image:radial-gradient(60% 80% at 50% 50%,#000,transparent)}
.cta-band h2{color:#fff;font-size:clamp(26px,3.4vw,38px);position:relative;margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.9);font-size:18px;max-width:560px;margin:0 auto 28px;position:relative}
.cta-band .btn-primary{background:#fff;color:var(--accent-deep);box-shadow:0 8px 22px rgba(0,0,0,.18);position:relative}
.cta-band .btn-primary:hover{background:#f1f5ff}

/* footer */
footer{background:#0f1b2d;color:#aeb9c8;padding:56px 0 28px;font-size:15px}
footer .fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
footer .logo{color:#fff;margin-bottom:14px}
footer .logo b{color:#7aa9f5}
footer p.fd{font-size:14.5px;color:#8593a6;max-width:300px}
footer h5{font-family:'Manrope',sans-serif;color:#fff;font-size:14px;letter-spacing:.04em;text-transform:uppercase;margin-bottom:14px;font-weight:700}
footer ul{list-style:none}
footer li{margin-bottom:9px}
footer a{color:#aeb9c8;transition:.15s;font-size:15px}
footer a:hover{color:#fff}
.req{font-size:13px;color:#72829a;line-height:1.7}
.fbot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:22px;font-size:13.5px;color:#6f7d90}
.fbot a{color:#8593a6}

@media(max-width:900px){
  .grid-3,.posts{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr;gap:30px}
  footer .fgrid{grid-template-columns:1fr 1fr}
}
@media(max-width:780px){.price-panel{grid-template-columns:1fr;padding:32px 26px;gap:26px}.pp-right{border-left:0;border-top:1px solid var(--line);padding-left:0;padding-top:26px}}
@media(max-width:680px){
  .nav-links,.nav-cta .btn{display:none}
  .burger{display:block}
  .grid-3,.grid-2,.prod,.case,.posts{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr 1fr}
  .hero{padding:54px 0 48px}
  section{padding:54px 0}
  .cta-band{padding:40px 24px}
  footer .fgrid{grid-template-columns:1fr 1fr;gap:24px}
}
.mnav{display:none;border-top:1px solid var(--line);background:#fff}
.mnav.open{display:block}
.mnav a{display:block;padding:14px 24px;border-bottom:1px solid var(--line);font-weight:500;color:var(--ink-2)}