:root{
  --violet-600:#653ff5; --violet-500:#8169f1; --violet-magenta:#a44cee; --violet-900:#501e9c;
  --coral:#ff847f;
  --bg:#0c0d11; --surface:#1d1f24; --muted:#a1a1a1; --line:#2a2c33; --text:#f3f3f6;
  --grad:linear-gradient(135deg,#653ff5 0%,#a44cee 100%);
  --maxw:1140px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--bg); color:var(--text);
  font-family:'Inter',Arial,sans-serif; line-height:1.6; overflow-x:hidden;
}
h1,h2,h3,.brand{font-family:'Unbounded','Inter',sans-serif; line-height:1.08; letter-spacing:-.01em}
a{color:inherit; text-decoration:none}
.grad{background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent}

/* фоновые орбы (параллакс) */
.bg-orb{position:fixed; border-radius:50%; filter:blur(90px); opacity:.5; z-index:0; pointer-events:none; transition:transform .25s ease-out}
.orb-1{width:520px;height:520px; background:var(--violet-600); top:-160px; right:-120px}
.orb-2{width:460px;height:460px; background:var(--violet-magenta); bottom:-180px; left:-140px}

/* навигация */
.nav{position:sticky; top:0; z-index:10; display:flex; justify-content:space-between; align-items:center;
  padding:18px clamp(20px,5vw,60px); backdrop-filter:blur(10px); background:rgba(12,13,17,.6); border-bottom:1px solid var(--line)}
.brand{font-weight:900; font-size:1.4rem; background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent}
.nav-links{display:flex; gap:26px; align-items:center}
.nav-links a{color:var(--muted); font-weight:500; transition:color .2s}
.nav-links a:hover{color:#fff}

main{position:relative; z-index:1}
section{padding:clamp(60px,9vw,120px) clamp(20px,5vw,60px); max-width:var(--maxw); margin:0 auto}

/* hero */
.hero{padding-top:clamp(70px,10vw,120px); text-align:left}
.eyebrow{color:var(--violet-500); font-weight:600; letter-spacing:.04em; text-transform:uppercase; font-size:.85rem; margin:0 0 18px}
.hero h1{font-size:clamp(2.4rem,6vw,4.6rem); font-weight:800; margin:0 0 22px; max-width:14ch}
.lead{font-size:clamp(1.05rem,2vw,1.25rem); color:#d7d7de; max-width:62ch}
.hero-cta{display:flex; gap:14px; flex-wrap:wrap; margin:32px 0 48px}
.stats{display:flex; gap:42px; flex-wrap:wrap}
.stats div{display:flex; flex-direction:column}
.stats b{font-family:'Unbounded'; font-size:1.9rem; background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent}
.stats span{color:var(--muted); font-size:.9rem}

/* кнопки */
.btn{display:inline-block; padding:13px 26px; border-radius:40px; font-weight:600; font-size:.98rem; transition:transform .2s, box-shadow .2s, background .2s; will-change:transform}
.btn-primary{background:var(--grad); color:#fff; box-shadow:0 8px 30px rgba(101,63,245,.35)}
.btn-primary:hover{transform:translateY(-3px); box-shadow:0 14px 40px rgba(164,76,238,.5)}
.btn-ghost{border:1px solid var(--line); color:#fff}
.btn-ghost:hover{border-color:var(--violet-500); transform:translateY(-3px)}

/* секции */
h2{font-size:clamp(1.9rem,4vw,3rem); font-weight:800; margin:0 0 12px}
.section-sub{color:var(--muted); max-width:58ch; margin:0 0 40px}
.grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:20px}
.card{background:var(--surface); border:1px solid var(--line); border-radius:18px; padding:28px; transition:transform .25s, border-color .25s, box-shadow .25s}
.card:hover{transform:translateY(-6px); border-color:var(--violet-500); box-shadow:0 18px 50px rgba(101,63,245,.18)}
.card h3{margin:0 0 10px; font-size:1.25rem}
.card p{margin:0; color:#cfcfd6}
.case .tag{display:inline-block; font-size:.78rem; color:var(--violet-500); border:1px solid var(--line); padding:4px 12px; border-radius:30px; margin-bottom:14px}
.case b{color:#fff}

.about .lead{max-width:70ch}
.contact{text-align:center}
.contact .section-sub{margin-inline:auto}
.contact-row{display:flex; gap:14px; justify-content:center; flex-wrap:wrap}

.footer{border-top:1px solid var(--line); padding:30px clamp(20px,5vw,60px); color:var(--muted); text-align:center; position:relative; z-index:1; font-size:.9rem}

/* анимация появления */
.reveal{opacity:0; transform:translateY(28px); transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1; transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1; transform:none; transition:none} .bg-orb{display:none}}