:root{
  --bg:#0B1020;
  --bg-2:#0E1530;
  --panel:#111935;
  --line:rgba(43,255,200,0.14);
  --text:#EAF2FF;
  --muted:#9AA7C7;
  --neon:#2BFFC8;
  --neon-2:#3DD9FF;
  --neon-3:#7C5BFF;
  --grad:linear-gradient(135deg,#2BFFC8 0%,#3DD9FF 50%,#7C5BFF 100%);
  --danger:#FF7AA2;
  --radius:14px;
  --maxw:1180px;
  --shadow:0 10px 40px rgba(0,0,0,.45);
}
*{box-sizing:border-box}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:-9999px;top:0;background:#0E1530;color:#2BFFC8;padding:10px 14px;border-radius:8px;z-index:100}
.skip-link:focus{left:16px;top:12px}
html,body{margin:0;padding:0}
body{
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ===== background fx ===== */
.bgfx{position:fixed;inset:0;z-index:-1;overflow:hidden;background:
  radial-gradient(1200px 600px at 80% -10%, rgba(124,91,255,.18), transparent 60%),
  radial-gradient(900px 500px at -10% 30%, rgba(43,255,200,.12), transparent 60%),
  linear-gradient(180deg,var(--bg) 0%, var(--bg-2) 100%);
}
.bgfx::after{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(43,255,200,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43,255,200,.05) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at center, black 30%, transparent 75%);
}

/* ===== nav ===== */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(140%) blur(10px);
  background:rgba(11,16,32,.7);
  border-bottom:1px solid var(--line);
}
.nav-row{display:flex;align-items:center;justify-content:space-between;height:68px}
.nav .logo{height:34px}
.nav ul{display:flex;gap:28px;list-style:none;margin:0;padding:0}
.nav ul a{color:var(--muted);font-size:14px;font-weight:500;transition:color .2s}
.nav ul a:hover{color:var(--neon)}
.cta{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px;border-radius:999px;
  background:var(--grad);
  color:#04121F;font-weight:700;font-size:14px;
  box-shadow:0 6px 24px rgba(43,255,200,.25);
  transition:transform .15s ease, box-shadow .2s ease;
}
.cta:hover{transform:translateY(-1px);box-shadow:0 10px 30px rgba(43,255,200,.35)}
.cta.ghost{background:transparent;color:var(--text);border:1px solid var(--line);box-shadow:none}
.cta.ghost:hover{border-color:var(--neon);color:var(--neon)}
.burger{display:none;background:none;border:0;color:var(--text);font-size:22px;cursor:pointer}

/* ===== hero ===== */
.hero{padding:90px 0 60px;position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 12px;border-radius:999px;
  border:1px solid var(--line);background:rgba(43,255,200,.05);
  color:var(--neon);font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--neon);box-shadow:0 0 10px var(--neon)}
.hero h1{
  font-size:clamp(36px,6vw,68px);line-height:1.05;margin:18px 0 18px;
  font-weight:800;letter-spacing:-.02em;
}
.hero h1 .grad{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{color:var(--muted);font-size:18px;max-width:680px;margin:0 0 28px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-stats{
  margin-top:56px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  border-top:1px solid var(--line);padding-top:28px;
}
.hero-stats .stat .num{font-size:28px;font-weight:800;color:var(--text)}
.hero-stats .stat .lbl{color:var(--muted);font-size:13px}

/* ===== sections ===== */
section{padding:80px 0;position:relative}
.section-head{max-width:720px;margin:0 0 40px}
.section-head h2{font-size:clamp(28px,3.4vw,42px);margin:8px 0 12px;letter-spacing:-.01em}
.section-head p{color:var(--muted);margin:0}

/* ===== services grid ===== */
.grid{display:grid;gap:18px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:linear-gradient(180deg,var(--panel),rgba(17,25,53,.5));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;position:relative;overflow:hidden;
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.card:hover{transform:translateY(-3px);border-color:rgba(43,255,200,.35);box-shadow:var(--shadow)}
.card .ico{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(43,255,200,.08);border:1px solid var(--line);color:var(--neon);
  margin-bottom:14px;
}
.card h3{margin:0 0 8px;font-size:18px}
.card p{color:var(--muted);margin:0;font-size:14.5px}
.card .tags{margin-top:14px;display:flex;flex-wrap:wrap;gap:6px}
.tag{font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:3px 9px}

/* ===== process ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  background:rgba(17,25,53,.4);position:relative;
}
.step::before{
  counter-increment:step;content:"0" counter(step);
  position:absolute;top:14px;right:18px;
  font-size:34px;font-weight:800;color:transparent;
  -webkit-text-stroke:1px rgba(43,255,200,.4);
}
.step h4{margin:0 0 6px;font-size:16px}
.step p{margin:0;color:var(--muted);font-size:14px}

/* ===== why us ===== */
.why{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center}
.why ul{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.why li{display:flex;gap:12px;align-items:flex-start}
.why li svg{flex:0 0 22px;color:var(--neon);margin-top:3px}
.why li b{display:block;color:var(--text)}
.why li span{color:var(--muted);font-size:14.5px}
.why-art{
  border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  background:radial-gradient(400px 200px at 80% 0%, rgba(124,91,255,.18), transparent 60%), var(--panel);
  min-height:340px;position:relative;overflow:hidden;
}
.why-art .pulse{
  position:absolute;border-radius:50%;border:1px solid rgba(43,255,200,.35);
  animation:pulse 4s ease-out infinite;
}
.why-art .pulse.p1{width:120px;height:120px;left:30%;top:35%}
.why-art .pulse.p2{width:200px;height:200px;left:25%;top:25%;animation-delay:1s}
.why-art .pulse.p3{width:300px;height:300px;left:18%;top:14%;animation-delay:2s}
@keyframes pulse{0%{opacity:.8;transform:scale(.6)}100%{opacity:0;transform:scale(1.2)}}
.why-art .core{
  position:absolute;left:calc(30% + 30px);top:calc(35% + 30px);
  width:60px;height:60px;border-radius:50%;
  background:radial-gradient(circle,var(--neon),var(--neon-2));
  box-shadow:0 0 60px rgba(43,255,200,.5);
}

/* ===== contact ===== */
.contact-wrap{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(135deg, rgba(43,255,200,.08), rgba(124,91,255,.05));
  padding:40px;display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;
}
.contact-wrap h2{margin:0 0 10px;font-size:32px}
.contact-wrap p{color:var(--muted);margin:0 0 18px}
.contact-list{display:grid;gap:10px;font-size:14.5px}
.contact-list a{color:var(--text);border-bottom:1px dashed var(--line)}
.contact-list a:hover{color:var(--neon);border-color:var(--neon)}
form{display:grid;gap:12px}
form input,form textarea{
  width:100%;background:rgba(0,0,0,.25);
  border:1px solid var(--line);border-radius:10px;
  padding:12px 14px;color:var(--text);font:inherit;outline:none;
  transition:border-color .2s;
}
form input:focus,form textarea:focus{border-color:var(--neon)}
form textarea{min-height:110px;resize:vertical}
form button{justify-self:start;cursor:pointer;border:0}

/* ===== footer ===== */
footer{padding:36px 0 50px;border-top:1px solid var(--line);color:var(--muted);font-size:13.5px}
.foot-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px}
.foot-row a:hover{color:var(--neon)}

/* ===== reveal ===== */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ===== responsive ===== */
@media (max-width:900px){
  .grid.cols-3,.steps{grid-template-columns:repeat(2,1fr)}
  .why,.contact-wrap{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .nav ul{display:none}
  .burger{display:block}
  .nav.open ul{
    display:flex;position:absolute;top:68px;left:0;right:0;
    flex-direction:column;background:var(--bg-2);border-bottom:1px solid var(--line);
    padding:16px 24px;gap:14px;
  }
}
@media (max-width:560px){
  .grid.cols-3,.grid.cols-2,.steps{grid-template-columns:1fr}
  .hero{padding:60px 0 40px}
  .contact-wrap{padding:28px}
}