:root{
  --bg:#020713; --panel:#07111f; --panel2:rgba(5,15,29,.82); --line:rgba(42,166,255,.32); --blue:#1da8ff; --blue2:#58c5ff; --text:#f3f7fb; --muted:#b7c2cf;
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif;line-height:1.55;min-height:100vh;}
body:before{content:"";position:fixed;inset:0;z-index:-3;background:linear-gradient(90deg,rgba(2,7,19,.98),rgba(5,18,34,.90)),url('../assets/itosys-bg.jpg') center/cover no-repeat;}
body:after{content:"";position:fixed;inset:0;z-index:-2;background:linear-gradient(rgba(88,197,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(88,197,255,.045) 1px,transparent 1px),radial-gradient(circle at 72% 18%,rgba(29,168,255,.22),transparent 35%);background-size:44px 44px,44px 44px,auto;pointer-events:none;}
a{color:inherit;text-decoration:none}.site-header{max-width:1280px;margin:0 auto;padding:24px 24px 12px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand img{width:min(390px,55vw);height:auto;display:block}.nav{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}.nav a{border:1px solid var(--line);border-radius:999px;padding:10px 16px;color:#dce9f7;text-transform:uppercase;font-size:12px;letter-spacing:.16em;background:rgba(3,10,22,.45)}.nav a:hover,.nav .active{background:rgba(29,168,255,.16);color:#fff;border-color:rgba(88,197,255,.65)}
main{max-width:1280px;margin:0 auto;padding:0 24px 40px}.hero{display:grid;grid-template-columns:1fr 1.12fr;gap:34px;align-items:center;padding:54px 0 42px}.eyebrow{color:var(--blue2);font-weight:700;text-transform:uppercase;letter-spacing:.28em;font-size:13px}.hero h1,.page-hero h1{font-size:clamp(42px,6vw,78px);line-height:1.02;margin:16px 0;text-transform:uppercase;letter-spacing:.02em}.hero h1 span,.page-hero h1 span,strong{color:var(--blue2)}.lead{font-size:20px;color:#d8e3ee;max-width:720px}.hero-actions{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:14px;padding:14px 20px;font-weight:800;text-transform:uppercase;letter-spacing:.08em;border:1px solid var(--line)}.btn.primary{background:linear-gradient(135deg,#0486dc,#24b5ff);box-shadow:0 0 30px rgba(29,168,255,.28)}.btn.ghost{background:rgba(7,17,31,.55)}.hero-image-card{position:relative;border:1px solid var(--line);border-radius:28px;overflow:hidden;background:rgba(2,7,19,.76);box-shadow:0 0 50px rgba(0,0,0,.55)}.hero-image-card img{width:100%;display:block;filter:contrast(1.08) saturate(1.05)}.quote-box{position:absolute;left:8%;right:8%;bottom:28px;padding:24px;border:1px solid rgba(88,197,255,.55);border-radius:20px;background:rgba(2,7,19,.78);text-align:center;text-transform:uppercase;letter-spacing:.12em;font-weight:800;font-size:clamp(16px,2vw,23px);box-shadow:0 0 35px rgba(29,168,255,.18)}
.intro-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:22px 0 44px}.info-card,.service-grid article,.contact-box,.tech-panel{border:1px solid var(--line);border-radius:24px;background:var(--panel2);padding:28px;box-shadow:0 0 32px rgba(0,0,0,.23)}.info-card h2,.service-grid h2{margin:0 0 12px;text-transform:uppercase;letter-spacing:.12em}.info-card p,.service-grid p{color:#d7e1ec;margin:0}.poster-section{margin:38px 0}.section-title{display:flex;align-items:center;gap:18px;margin-bottom:18px}.section-title span{height:1px;background:var(--line);flex:1}.section-title h2{text-transform:uppercase;letter-spacing:.2em;font-size:16px}.poster{display:block;width:100%;max-width:1024px;margin:0 auto;border:1px solid var(--line);border-radius:26px;box-shadow:0 0 50px rgba(29,168,255,.15)}.values-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;border:1px solid var(--line);border-radius:22px;overflow:hidden;background:rgba(88,197,255,.2);margin-top:24px}.values-strip div{background:rgba(2,7,19,.9);padding:24px}.values-strip strong{display:block;color:var(--blue2);text-transform:uppercase;letter-spacing:.18em}.values-strip span{color:#cbd6e2;font-size:14px}.footer{max-width:1280px;margin:0 auto;padding:28px 24px 45px;color:#aebdca;display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid rgba(88,197,255,.18)}.footer strong{font-size:28px;color:white}.footer strong span{color:var(--blue)}
.page{padding-top:54px}.page-hero{padding:34px 0 38px}.page-hero h1{max-width:980px}.service-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.tech-panel img{width:100%;border-radius:18px;border:1px solid rgba(88,197,255,.2);margin-bottom:24px}.tech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.tech-grid span{padding:22px;border:1px solid var(--line);border-radius:18px;text-align:center;background:rgba(2,7,19,.72);font-weight:800;font-size:20px}.contact-box{display:grid;grid-template-columns:.8fr 1.2fr;gap:34px;align-items:start}.contact-box h2{font-size:42px;margin:0 0 8px}.contact-line a{color:var(--blue2);font-weight:800}form{display:grid;gap:14px}label{display:grid;gap:7px;color:#dce9f7;font-weight:700}input,textarea{width:100%;border:1px solid var(--line);border-radius:14px;background:rgba(2,7,19,.76);color:white;padding:14px;font:inherit}textarea{resize:vertical}
@media (max-width:900px){.site-header{align-items:flex-start;flex-direction:column}.hero{grid-template-columns:1fr}.intro-grid,.service-grid,.contact-box{grid-template-columns:1fr}.values-strip{grid-template-columns:1fr 1fr}.tech-grid{grid-template-columns:1fr 1fr}.quote-box{position:static;border-radius:0;border-left:0;border-right:0;border-bottom:0}.hero-image-card{border-radius:22px}.brand img{width:min(380px,90vw)}}
@media (max-width:560px){main,.site-header,.footer{padding-left:16px;padding-right:16px}.hero{padding-top:28px}.nav a{font-size:11px;padding:9px 12px}.values-strip,.tech-grid{grid-template-columns:1fr}.footer{flex-direction:column;align-items:flex-start}.lead{font-size:18px}}