:root{
  --bg:#0B1220; --bg2:#0E1729; --panel:#111D33; --line:#1C2A44;
  --accent:#2E8BFF; --accent2:#1B6FE8; --text:#F2F6FC; --muted:#8A94A6;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:'Manrope',system-ui,sans-serif;line-height:1.6;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.mono{font-family:var(--mono)}

/* header */
header{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .3s,box-shadow .3s;background:transparent}
header.scrolled{background:rgba(11,18,32,.92);backdrop-filter:blur(10px);box-shadow:0 1px 0 var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.logo img{height:34px}
.nav-links{display:flex;gap:32px;align-items:center;list-style:none}
.nav-links a{font-size:15px;font-weight:600;color:var(--muted);transition:color .2s;position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-cta{display:flex;gap:20px;align-items:center}
.phone{font-family:var(--mono);font-size:15px;font-weight:600;color:var(--text)}
.btn{display:inline-flex;align-items:center;gap:10px;background:var(--accent);color:#fff;font-weight:700;font-size:15px;padding:13px 26px;border-radius:8px;border:none;cursor:pointer;transition:background .2s,transform .2s}
.btn:hover{background:var(--accent2);transform:translateY(-1px)}
.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--text)}
.btn.ghost:hover{border-color:var(--accent);background:rgba(46,139,255,.08)}
.burger{display:none;background:none;border:none;cursor:pointer;padding:8px}
.burger span{display:block;width:24px;height:2px;background:var(--text);margin:5px 0;transition:.3s}

/* hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:140px 0 100px;overflow:hidden}
.hero-waves{position:absolute;right:-220px;top:50%;transform:translateY(-50%);width:900px;height:900px;opacity:.9;pointer-events:none}
.hero-bg-grid{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;opacity:.25;mask-image:radial-gradient(ellipse 90% 80% at 60% 40%,#000 30%,transparent 75%);pointer-events:none}
.kicker{font-family:var(--mono);font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:22px;display:flex;align-items:center;gap:12px}
.kicker::before{content:'';width:36px;height:1px;background:var(--accent)}
.hero h1{font-size:clamp(38px,5.4vw,68px);font-weight:800;line-height:1.08;letter-spacing:-.02em;max-width:640px}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero p.lead{margin-top:26px;font-size:19px;color:var(--muted);max-width:520px}
.hero-actions{margin-top:40px;display:flex;gap:16px;flex-wrap:wrap}
.hero-stats{margin-top:70px;display:flex;gap:56px;flex-wrap:wrap}
.hero-stats .num{font-family:var(--mono);font-size:34px;font-weight:700;color:var(--text)}
.hero-stats .num span{color:var(--accent)}
.hero-stats .lbl{font-size:13px;color:var(--muted);margin-top:4px}

/* sections */
section{padding:100px 0}
.sec-head{max-width:680px;margin-bottom:56px}
.sec-head h2{font-size:clamp(28px,3.6vw,44px);font-weight:800;letter-spacing:-.02em;line-height:1.15;margin-top:16px}
.sec-head p{margin-top:16px;color:var(--muted);font-size:17px}

/* cards */
.grid{display:grid;gap:24px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}

/* advantages */
.adv-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:32px 28px;transition:border-color .25s,transform .25s}
.adv-card:hover{border-color:var(--accent);transform:translateY(-4px)}
.adv-icon{width:48px;height:48px;border-radius:10px;background:rgba(46,139,255,.12);display:flex;align-items:center;justify-content:center;margin-bottom:20px;color:var(--accent)}
.adv-card h3{font-size:18px;font-weight:700;margin-bottom:10px}
.adv-card p{font-size:15px;color:var(--muted)}

/* products */
.products{background:var(--bg2)}
.prod-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column;transition:border-color .25s,transform .25s}
.prod-card:hover{border-color:var(--accent);transform:translateY(-4px)}
.prod-img{height:230px;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(circle at 50% 60%,#16233D 0%,var(--panel) 70%)}
.prod-img img{max-height:100%;object-fit:contain;filter:drop-shadow(0 16px 24px rgba(0,0,0,.45))}
.prod-body{padding:26px 26px 30px;display:flex;flex-direction:column;flex:1}
.prod-tag{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.prod-body h3{font-size:20px;font-weight:800;margin:10px 0 10px}
.prod-body p{font-size:15px;color:var(--muted);flex:1}
.prod-link{margin-top:20px;font-weight:700;font-size:15px;color:var(--accent);display:inline-flex;align-items:center;gap:8px}
.prod-link:hover{gap:12px}
.prod-link{transition:gap .2s}

/* solutions */
.sol-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.sol-card{position:relative;border:1px solid var(--line);border-radius:14px;padding:30px 26px;background:linear-gradient(160deg,var(--panel),transparent);transition:border-color .25s}
.sol-card:hover{border-color:var(--accent)}
.sol-card .ic{width:52px;height:52px;margin-bottom:18px}
.sol-card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.sol-card p{font-size:14px;color:var(--muted)}

/* clients */
.clients{background:var(--bg2)}
.cl-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden}
.cl-cell{background:var(--bg);aspect-ratio:1.6;display:flex;align-items:center;justify-content:center;padding:18px;transition:background .25s}
.cl-cell img{max-height:64px;max-width:80%;object-fit:contain;filter:grayscale(1) brightness(2.2);opacity:.55;transition:filter .25s,opacity .25s}
.cl-cell:hover{background:var(--panel)}
.cl-cell:hover img{filter:grayscale(0) brightness(1.4);opacity:1}

/* history / numbers */
.hist{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:center}
.hist h2{font-size:clamp(26px,3vw,38px);font-weight:800;letter-spacing:-.02em;margin-top:16px}
.hist p{color:var(--muted);margin-top:16px;font-size:16px}
.timeline{display:grid;gap:0;margin-top:34px;border-left:1px solid var(--line);padding-left:28px}
.timeline .t-item{position:relative;padding-bottom:26px}
.timeline .t-item::before{content:'';position:absolute;left:-33px;top:8px;width:9px;height:9px;border-radius:50%;background:var(--accent)}
.timeline .t-year{font-family:var(--mono);color:var(--accent);font-size:14px;font-weight:700}
.timeline .t-txt{font-size:15px;color:var(--text);margin-top:2px}
.hist-art{display:grid;gap:26px}
.hist-art img{filter:brightness(1.05)}

/* support strip */
.support{background:linear-gradient(135deg,var(--accent2),#1554B8);border-radius:20px;padding:56px 60px;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.support h2{font-size:clamp(24px,3vw,34px);font-weight:800;letter-spacing:-.02em}
.support p{opacity:.85;margin-top:10px;max-width:480px}
.support .btn{background:#fff;color:var(--accent2)}
.support .btn:hover{background:#EAF2FF}

/* contact */
.contact{background:var(--bg2)}
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:64px}
.c-info h2{font-size:clamp(26px,3vw,38px);font-weight:800;letter-spacing:-.02em;margin-top:16px}
.c-info p{color:var(--muted);margin-top:16px}
.c-list{margin-top:34px;display:grid;gap:20px}
.c-list .c-item{display:flex;gap:14px;align-items:flex-start}
.c-list .c-item .ci{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}
.c-list .c-item .cv{font-size:16px;font-weight:600;margin-top:2px}
.form-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:38px}
.form-card h3{font-size:22px;font-weight:800;margin-bottom:8px}
.form-card .fs{font-size:14px;color:var(--muted);margin-bottom:26px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:700;color:var(--muted);margin-bottom:8px}
.field input,.field textarea,.field select{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:13px 16px;color:var(--text);font-family:inherit;font-size:15px;transition:border-color .2s}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--accent)}
.field input.err{border-color:#E5484D}
.form-msg{display:none;margin-top:16px;padding:14px 16px;border-radius:8px;background:rgba(46,204,113,.12);border:1px solid rgba(46,204,113,.4);color:#7BE0A8;font-size:14px}
.form-msg.show{display:block}
.consent{display:flex;gap:12px;align-items:flex-start;margin:22px 0;font-size:13px;color:var(--muted)}
.consent input{margin-top:3px;accent-color:var(--accent)}
.consent a{color:var(--accent);text-decoration:underline}

/* footer */
footer{border-top:1px solid var(--line);padding:56px 0 40px;background:var(--bg)}
.f-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.f-grid h4{font-size:13px;font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:18px}
.f-grid ul{list-style:none;display:grid;gap:10px}
.f-grid ul a{font-size:15px;color:var(--muted);transition:color .2s}
.f-grid ul a:hover{color:var(--text)}
.f-bottom{margin-top:48px;padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;color:var(--muted)}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

@media(max-width:1024px){
  .grid-4,.sol-row{grid-template-columns:repeat(2,1fr)}
  .cl-grid{grid-template-columns:repeat(4,1fr)}
  .hist,.contact-wrap{grid-template-columns:1fr;gap:44px}
  .f-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  .nav-links{position:fixed;inset:76px 0 auto 0;background:var(--bg);flex-direction:column;padding:28px 24px;gap:22px;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:transform .3s;z-index:99}
  .nav-links.open{transform:none}
  .burger{display:block}
  .phone{display:none}
  .grid-3,.grid-4,.grid-2,.sol-row{grid-template-columns:1fr}
  .cl-grid{grid-template-columns:repeat(3,1fr)}
  section{padding:70px 0}
  .hero-stats{gap:30px}
  .support{padding:36px 28px}
  .f-grid{grid-template-columns:1fr}
  .hero-waves{right:-320px;width:760px;height:760px;opacity:.5}
}