/* SpatialNex v2 — more faithful to your neon mock.
   Uses assets/hero.png (your image) as the hero background. */

:root{
  --bg:#060814;
  --t:rgba(255,255,255,.92);
  --m:rgba(255,255,255,.68);
  --stroke:rgba(255,255,255,.14);
  --panel:rgba(10,12,30,.55);

  --c1:#18e3ff;
  --c2:#a855ff;
  --c3:#ff3bd4;
  --c4:#3bffb2;

  --max:1200px;
  --r:18px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:radial-gradient(circle at 30% 10%, rgba(24,227,255,.10), transparent 55%),
             radial-gradient(circle at 90% 40%, rgba(255,59,212,.10), transparent 55%),
             var(--bg);
  color:var(--t);
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
.wrap{width:min(var(--max), calc(100% - 40px)); margin:0 auto}

/* HERO */
.hero{
  position:relative;
  min-height: 86vh;
  border-bottom-left-radius: 28px;
  border-bottom-right-radius: 28px;
  overflow:hidden;
}
.hero__bg{
  position:absolute; inset:0;
  background:url("assets/hero.png") center/cover no-repeat;
  filter:saturate(1.2) contrast(1.06);
  transform:scale(1.02);
}
.hero__shade{
  position:absolute; inset:0;
  background:
    radial-gradient(circle at 50% 40%, rgba(24,227,255,.14), transparent 55%),
    radial-gradient(circle at 75% 18%, rgba(255,59,212,.12), transparent 55%),
    linear-gradient(to bottom, rgba(6,8,20,.10), rgba(6,8,20,.72));
}

/* TOPBAR */
.topbar{
  position:relative;
  z-index:3;
  width:min(var(--max), calc(100% - 40px));
  margin:0 auto;
  padding: 18px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}
.brand{display:flex; align-items:center; gap:10px}
.brand__mark{
  width:38px; height:38px; border-radius:14px;
  background:
    linear-gradient(135deg, rgba(24,227,255,.35), rgba(168,85,255,.25)),
    rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.18);
  box-shadow: 0 10px 25px rgba(0,0,0,.35);
  position:relative;
}
.brand__mark:after{
  content:"";
  position:absolute; inset:9px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.22);
  box-shadow: inset 0 0 0 1px rgba(24,227,255,.18);
  transform: rotate(10deg);
}
.brand__name{font-weight:900; letter-spacing:-.2px; font-size:18px}
.nex{background:linear-gradient(90deg,var(--c1),var(--c2),var(--c3)); -webkit-background-clip:text; color:transparent}

.nav{display:flex; gap:14px; align-items:center}
.nav a{
  padding:10px 10px;
  border-radius:12px;
  color:rgba(255,255,255,.80);
  font-size:13px;
  border:1px solid transparent;
  background:transparent;
}
.nav a:hover{background:rgba(255,255,255,.06)}
.nav a.active{
  background:rgba(255,255,255,.06);
  border-color:rgba(255,255,255,.12);
  color:rgba(255,255,255,.92);
}

.cta{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 12px 18px;
  border-radius: 14px;
  font-weight:900;
  border:0;
  color: rgba(6,8,20,.98);
  background: linear-gradient(90deg, rgba(24,227,255,.98), rgba(168,85,255,.98), rgba(255,59,212,.92));
  box-shadow: 0 16px 40px rgba(24,227,255,.16), 0 16px 40px rgba(168,85,255,.16);
}
.cta.full{width:100%}

.hamburger{
  display:none;
  width:44px; height:44px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(0,0,0,.18);
}
.hamburger span{display:block;width:18px;height:2px;margin:4px auto;background:rgba(255,255,255,.78);border-radius:3px}
.mnav{display:none; position:relative; z-index:4; width:min(var(--max), calc(100% - 40px)); margin: 0 auto 12px; padding: 10px; border-radius:16px; border:1px solid rgba(255,255,255,.12); background:rgba(10,12,30,.72); backdrop-filter: blur(8px);}
.mnav a{display:block; padding: 12px 10px; border-radius:12px}
.mnav a:hover{background:rgba(255,255,255,.06)}
.mnav.show{display:block}

/* HERO CONTENT */
.hero__content{
  position:relative;
  z-index:2;
  width:min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: 24px 0 34px;
  text-align:center;
}
.hero__title{
  margin: 26px 0 0;
  font-size: clamp(44px, 6.2vw, 88px);
  font-weight: 900;
  letter-spacing: -1.4px;
  text-shadow: 0 20px 50px rgba(0,0,0,.35);
}
.hero__subtitle{
  margin-top: 6px;
  font-size: clamp(16px, 2.2vw, 24px);
  color: rgba(255,255,255,.88);
}
.grad{background:linear-gradient(90deg,var(--c1),var(--c2),var(--c3)); -webkit-background-clip:text; color:transparent}

.hero__ring{
  width:min(720px, 92vw);
  height: 10px;
  margin: 18px auto 0;
  background: linear-gradient(90deg, transparent, rgba(24,227,255,.7), rgba(255,59,212,.55), transparent);
  filter: blur(1px);
  opacity:.95;
}

/* TECH BAR */
.techbar{
  margin: 24px auto 0;
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.tech{
  display:flex; gap:10px; align-items:center;
  padding: 12px 12px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(6,8,20,.35);
  backdrop-filter: blur(8px);
  box-shadow: 0 12px 30px rgba(0,0,0,.30);
  text-align:left;
  transition:.18s ease;
}
.tech:hover{transform: translateY(-2px); border-color: rgba(255,255,255,.22)}
.tech--active{border-color: rgba(24,227,255,.45); box-shadow: 0 0 0 2px rgba(24,227,255,.12), 0 16px 34px rgba(24,227,255,.10)}
.tech__icon{
  width:44px; height:44px; border-radius: 16px;
  border:1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.04);
  position:relative; overflow:hidden;
}
.tech__icon:before{
  content:"";
  position:absolute; inset:-18px;
  background: radial-gradient(circle at 30% 30%, rgba(24,227,255,.45), transparent 60%),
              radial-gradient(circle at 80% 60%, rgba(255,59,212,.30), transparent 65%);
}
.tech__t{font-weight:900;font-size:16px}
.tech__d{font-size:12px;color:rgba(255,255,255,.70)}
.ai{box-shadow: inset 0 0 0 1px rgba(24,227,255,.18)}
.ar{box-shadow: inset 0 0 0 1px rgba(59,255,178,.18)}
.vr{box-shadow: inset 0 0 0 1px rgba(168,85,255,.18)}
.mr{box-shadow: inset 0 0 0 1px rgba(255,59,212,.18)}
.xr{box-shadow: inset 0 0 0 1px rgba(24,227,255,.16)}

/* Discover card */
.discover{
  margin: 22px auto 0;
  width: min(560px, 92vw);
  padding: 16px 16px;
  border-radius: 18px;
  border:1px solid rgba(255,255,255,.18);
  background: rgba(6,8,20,.42);
  backdrop-filter: blur(8px);
  box-shadow: 0 16px 40px rgba(0,0,0,.32);
  text-align:left;
}
.discover__h{font-weight:900; font-size: 26px; margin:0}
.nexus{background:linear-gradient(90deg,var(--c1),var(--c2)); -webkit-background-clip:text; color:transparent}
.discover__p{margin: 10px 0 12px; color: rgba(255,255,255,.74); line-height:1.6}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 12px 16px;
  border-radius: 14px;
  font-weight: 900;
  border:1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.06);
}
.btn:hover{transform: translateY(-1px)}

/* Main sections */
.main{padding-top: 24px}
.section{padding: 46px 0}
.sh{display:flex; align-items:flex-end; justify-content:space-between; gap:14px; margin-bottom: 16px}
.sh h2{margin:0; font-size: 30px; letter-spacing:-.5px}
.sh p{margin:0; color: var(--m)}

.grid{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}
.card{
  padding: 14px 14px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  box-shadow: 0 12px 32px rgba(0,0,0,.26);
}
.card__top{display:flex; align-items:center; gap:10px}
.dot{
  width:12px; height:12px; border-radius:50%;
  background: linear-gradient(90deg, var(--c1), var(--c3));
  box-shadow: 0 0 16px rgba(24,227,255,.18);
}
.card h3{margin:0; font-size: 18px}
.card p{margin: 10px 0 0; color: rgba(255,255,255,.74); line-height:1.6; font-size: 13.5px}
.card ul{margin: 10px 0 0; padding-left: 18px; color: rgba(255,255,255,.70); font-size: 13px}
.card li{margin: 6px 0}

/* About/Contact panels */
.two{display:grid; grid-template-columns: 1.1fr .9fr; gap: 14px}
.panel{
  padding: 16px 16px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.04);
  box-shadow: 0 12px 32px rgba(0,0,0,.24);
}
.panel.glow{
  background:
    radial-gradient(circle at 20% 10%, rgba(24,227,255,.10), transparent 55%),
    radial-gradient(circle at 80% 30%, rgba(255,59,212,.08), transparent 55%),
    rgba(255,255,255,.04);
}
.panel h2{margin:0 0 10px}
.panel h3{margin:0 0 10px}
.panel p{margin:0; color: rgba(255,255,255,.74); line-height:1.65}
.pillrow{margin-top: 12px; display:flex; gap:10px; flex-wrap:wrap}
.pill{
  padding: 8px 12px;
  border-radius: 999px;
  border:1px solid rgba(255,255,255,.16);
  background: rgba(6,8,20,.35);
  color: rgba(255,255,255,.84);
  font-weight: 800;
  font-size: 12px;
}
.clean{margin:0; padding-left: 18px; color: rgba(255,255,255,.72)}
.clean li{margin: 8px 0}

/* Form */
.form label{display:block; margin-bottom: 10px}
.form span{display:block; font-size:12px; color: rgba(255,255,255,.70); margin-bottom:6px}
input,textarea{
  width:100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(6,8,20,.45);
  color: rgba(255,255,255,.92);
  outline:none;
  font-family:inherit;
}
input:focus, textarea:focus{border-color: rgba(24,227,255,.45); box-shadow: 0 0 0 3px rgba(24,227,255,.12)}
.note{margin-top: 10px; font-size: 12px; color: rgba(255,255,255,.70)}

/* Footer */
.footer{padding: 24px 0 40px; border-top: 1px solid rgba(255,255,255,.08)}
.footer__in{display:flex; justify-content:space-between; align-items:center; gap:12px; flex-wrap:wrap}
.small{font-size:12px; color: rgba(255,255,255,.60)}

/* Responsive */
@media (max-width: 1100px){
  .techbar{grid-template-columns: repeat(2, 1fr)}
  .grid{grid-template-columns: repeat(2, 1fr)}
  .two{grid-template-columns: 1fr}
}
@media (max-width: 860px){
  .nav,.cta{display:none}
  .hamburger{display:block}
  .techbar{grid-template-columns: 1fr}
  .grid{grid-template-columns: 1fr}
  .hero{min-height: 92vh}
}