:root{
  --bg:#0f0f0f; --bg-soft:#161616; --line:rgba(255,255,255,.08);
  --silver:#C0C0C0; --silver-2:#e7e7e7; --neon:#00d2ff; --neon-2:#3a7bd5;
  --text:#e7e7e7; --muted:#9a9a9a;
  --grad-text:linear-gradient(135deg,#fff 0%,#C0C0C0 50%,#00d2ff 100%);
  --grad-btn:linear-gradient(135deg,#00d2ff,#3a7bd5);
  --glow:0 0 24px rgba(0,210,255,.35);
  --font-d:'Montserrat',sans-serif; --font-b:'Inter',sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font-b);line-height:1.6;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
h1,h2,h3,h4{font-family:var(--font-d);letter-spacing:-.02em;line-height:1.1}

.nav{position:fixed;inset:0 0 auto 0;z-index:50;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);background:rgba(15,15,15,.35);border-bottom:1px solid transparent;transition:.3s}
.nav.scrolled{background:rgba(15,15,15,.85);border-bottom-color:var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{font-family:var(--font-d);font-weight:900;font-size:22px;letter-spacing:.08em}
.brand span{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:flex;gap:34px;align-items:center}
.nav-links a{font-size:14px;color:var(--silver-2);opacity:.85;transition:.2s;position:relative}
.nav-links a:hover{color:var(--neon);opacity:1}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;background:var(--neon);transition:.3s}
.nav-links a:hover::after{width:100%}
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 26px;border-radius:999px;font-weight:600;font-size:14px;letter-spacing:.02em;cursor:pointer;border:0;transition:.3s;font-family:var(--font-b)}
.btn-primary{background:var(--grad-btn);color:#06121a;box-shadow:var(--glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(0,210,255,.55)}
.btn-ghost{background:transparent;color:var(--silver-2);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--neon);color:var(--neon)}
.hamburger{display:none;background:transparent;color:var(--silver-2);border:0;font-size:22px;cursor:pointer}

.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:120px 0 80px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 30%,rgba(0,210,255,.18),transparent 55%),radial-gradient(circle at 80% 80%,rgba(58,123,213,.12),transparent 60%)}
.zbg{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:min(70vw,720px);opacity:.10;animation:floatZ 8s ease-in-out infinite;pointer-events:none}
@keyframes floatZ{0%,100%{transform:translate(-50%,-50%)}50%{transform:translate(-50%,-54%)}}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;padding:8px 16px;border:1px solid var(--line);border-radius:999px;font-size:12px;letter-spacing:.25em;text-transform:uppercase;color:var(--silver);margin-bottom:28px}
.hero-eyebrow i{color:var(--neon)}
.hero h1{font-size:clamp(40px,6.4vw,82px);font-weight:900;background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent;max-width:1000px;margin:0 auto 24px}
.hero p{color:var(--muted);font-size:clamp(15px,1.4vw,18px);max-width:640px;margin:0 auto 40px}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

section{padding:120px 0;position:relative}
.sec-head{text-align:center;margin-bottom:64px}
.sec-tag{display:inline-block;font-size:12px;letter-spacing:.3em;text-transform:uppercase;color:var(--neon);margin-bottom:14px}
.sec-title{font-size:clamp(32px,4vw,52px);font-weight:800;background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.sec-sub{color:var(--muted);max-width:600px;margin:14px auto 0}

.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{position:relative;padding:32px 26px;border-radius:18px;background:linear-gradient(180deg,#161616,#101010);border:1px solid var(--line);transition:.35s;overflow:hidden}
.card::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,210,255,.12),transparent 60%);opacity:0;transition:.35s}
.card:hover{transform:translateY(-6px);border-color:rgba(0,210,255,.4);box-shadow:var(--glow)}
.card:hover::before{opacity:1}
.card .ico{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;background:rgba(0,210,255,.08);color:var(--neon);font-size:22px;margin-bottom:20px;border:1px solid rgba(0,210,255,.2)}
.card h3{font-size:18px;margin-bottom:10px;color:#fff}
.card p{color:var(--muted);font-size:14px}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.proj{border-radius:18px;overflow:hidden;background:#141414;border:1px solid var(--line);transition:.35s}
.proj:hover{transform:translateY(-6px);border-color:rgba(0,210,255,.4)}
.proj-thumb{aspect-ratio:16/10;background:linear-gradient(135deg,#1a2a3a,#0a1620);display:grid;place-items:center;color:var(--neon);font-size:48px;position:relative;overflow:hidden}
.proj:nth-child(2) .proj-thumb{background:linear-gradient(135deg,#2a1a3a,#0f0a20)}
.proj:nth-child(3) .proj-thumb{background:linear-gradient(135deg,#1a3a2a,#0a2014)}
.proj-thumb::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 50%,rgba(0,210,255,.18),transparent 70%)}
.proj-body{padding:24px}
.proj-body h3{color:#fff;font-size:18px;margin-bottom:8px}
.proj-body p{color:var(--muted);font-size:14px;margin-bottom:18px}
.live-link{display:inline-flex;gap:8px;align-items:center;color:var(--neon);font-size:13px;font-weight:600;padding:9px 16px;border:1px solid rgba(0,210,255,.4);border-radius:999px;transition:.25s}
.live-link:hover{background:var(--neon);color:#06121a}

.why{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.why .card{text-align:left}

.contact-wrap{max-width:680px;margin:0 auto;background:linear-gradient(180deg,#161616,#0f0f0f);border:1px solid var(--line);border-radius:22px;padding:44px}
.field{margin-bottom:18px}
.field label{display:block;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--silver);margin-bottom:8px}
.field input,.field textarea{width:100%;padding:14px 16px;background:#0c0c0c;border:1px solid var(--line);border-radius:12px;color:var(--text);font-family:var(--font-b);font-size:15px;transition:.25s;outline:none}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field textarea:focus{border-color:var(--neon);box-shadow:0 0 0 4px rgba(0,210,255,.12)}
#submit-btn{width:100%;justify-content:center;padding:15px}
#submit-btn.sent{background:linear-gradient(135deg,#00d2ff,#22d39c)}

footer{padding:60px 0 40px;border-top:1px solid var(--line);text-align:center}
.socials{display:flex;justify-content:center;gap:18px;margin:18px 0 22px}
.socials a{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--line);color:var(--silver-2);transition:.25s}
.socials a:hover{color:var(--neon);border-color:var(--neon);transform:translateY(-3px)}
.foot-meta{color:var(--muted);font-size:13px}

.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s ease}
.reveal.in{opacity:1;transform:translateY(0)}

@media (max-width:980px){
  .grid-4,.why{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  .nav-links{position:fixed;inset:72px 0 auto 0;flex-direction:column;background:rgba(15,15,15,.96);backdrop-filter:blur(14px);padding:24px;gap:18px;transform:translateY(-130%);transition:.35s;border-bottom:1px solid var(--line)}
  .nav-links.open{transform:translateY(0)}
  .nav-links .btn{width:100%;justify-content:center}
  .hamburger{display:inline-flex}
  section{padding:80px 0}
  .grid-4,.why,.grid-3{grid-template-columns:1fr}
  .contact-wrap{padding:28px}
}