:root{
      --bg:#071013;
      --panel:rgba(8, 17, 19, 0.58);
      --panel-strong:rgba(8, 17, 19, 0.86);
      --text:#111111;
      --muted:rgba(17,17,17,.68);
      --line:rgba(17,17,17,.12);
      --accent:#7ef0c0;
      --accent-2:#8ab4ff;
      --accent-3:#ffd27e;
      --shadow:0 30px 80px rgba(0,0,0,.28);
      --radius:28px;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      min-height:100vh;
      overflow-x:hidden;
      font-family:"Poppins",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 20% 20%, rgba(126,240,192,.16), transparent 30%),
        radial-gradient(circle at 80% 10%, rgba(138,180,255,.16), transparent 28%),
        radial-gradient(circle at 50% 80%, rgba(255,210,126,.12), transparent 32%),
        linear-gradient(135deg, #031014 0%, #08181b 55%, #05080a 100%);
    }
    .noise{
      pointer-events:none;
      position:fixed;
      inset:0;
      opacity:.08;
      mix-blend-mode:soft-light;
      background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180' viewBox='0 0 180 180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
      z-index:1;
    }
    .orb{
      position:fixed;
      width:42vw;
      height:42vw;
      border-radius:50%;
      filter:blur(20px);
      opacity:.35;
      z-index:0;
      animation: drift 18s ease-in-out infinite;
    }
    .orb.one{background:radial-gradient(circle, rgba(126,240,192,.35), transparent 68%); top:-12vw; left:-10vw;}
    .orb.two{background:radial-gradient(circle, rgba(138,180,255,.28), transparent 68%); bottom:-18vw; right:-12vw; animation-duration:24s}
    @keyframes drift{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(3vw,-2vw,0) scale(1.08)}}
    .transition-bg{
      position:fixed;
      top:50%;
      left:50%;
      width:100vw;
      height:100vh;
      transform:translate(-50%, -50%) scale(1);
      z-index:0;
      opacity:1;
      pointer-events:none;
      transition:transform .45s ease, opacity .45s ease, border-radius .45s ease, background .45s ease;
    }
    .preloader{
      position:fixed;
      inset:0;
      display:grid;
      place-items:center;
      background:#f7f7f7;
      z-index:9999;
      transition:opacity .55s ease, visibility .55s step-end;
    }
    .preloader[aria-hidden="true"]{opacity:0;visibility:hidden}
    .loader-wrap{display:grid;gap:16px;justify-items:center;text-align:center}
    .loader{
      width:60px;height:60px;border-radius:50%;
      border:4px solid rgba(17,17,17,.12);
      border-top-color:var(--accent);
      animation:spin 1s linear infinite;
    }
    .loader-copy{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
    @keyframes spin{to{transform:rotate(360deg)}}
    .topbar{
      position:fixed;
      top:18px;
      left:50%;
      transform:translateX(-50%);
      width:min(1180px, calc(100% - 20px));
      padding:14px 18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,255,255,.72);
      backdrop-filter:blur(20px);
      box-shadow:var(--shadow);
      z-index:40;
    }
    .nav-group{
      display:flex;
      align-items:center;
      gap:14px;
      font-size:11px;
      letter-spacing:.12em;
      text-transform:uppercase;
      color:var(--muted);
    }
    .nav-link,.mode-btn,.action-btn{
      border:1px solid transparent;
      background:transparent;
      color:inherit;
      font:inherit;
      cursor:pointer;
    }
    .nav-link:hover,.mode-btn:hover,.action-btn:hover{color:var(--text)}
    .brand{display:flex;align-items:center;justify-content:center;min-width:160px}
    .brand img{display:block;height:34px;width:auto;object-fit:contain}
    .page{
      position:relative;
      z-index:2;
      width:min(1200px, calc(100% - 24px));
      margin:0 auto;
      padding-top:94px;
      padding-bottom:80px;
    }
    .hero{
      min-height:calc(100vh - 96px);
      display:grid;
      grid-template-columns:1.12fr .88fr;
      gap:28px;
      align-items:center;
    }
    .hero-copy{padding:24px 0;max-width:720px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:10px;
      padding:8px 14px;margin-bottom:18px;
      border:1px solid var(--line);border-radius:999px;
      background:rgba(255,255,255,.03);
      color:var(--muted);
      font-size:12px;letter-spacing:.14em;text-transform:uppercase;
    }
    .eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 18px rgba(126,240,192,.8)}
    h1{font-size:clamp(3rem, 7vw, 7rem);line-height:.92;letter-spacing:-.05em;margin-bottom:18px}
    .hero-copy p{max-width:56ch;color:var(--muted);font-size:clamp(1rem, 1.5vw, 1.15rem);line-height:1.8}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
    .action-btn{
      padding:14px 18px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      color:var(--text);
      font-weight:600;
      transition:transform .18s ease, background .18s ease, border-color .18s ease;
    }
.action-btn.primary{background:linear-gradient(135deg, rgba(255,255,255,.96), rgba(240,240,240,.9));color:#111111;border-color:transparent}
    .action-btn:hover{transform:translateY(-1px)}
    .model-stage{position:relative;min-height:640px;display:grid;place-items:center;isolation:isolate}
    .model-shell{
      position:relative;
      width:min(560px, 92vw);
      aspect-ratio:1;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:radial-gradient(circle at 50% 50%, rgba(255,255,255,.09), rgba(255,255,255,.02) 48%, rgba(255,255,255,0) 74%);
    }
    .halo{
      position:absolute;
      inset:12%;
      border-radius:50%;
      border:1px solid rgba(255,255,255,.09);
      box-shadow:inset 0 0 50px rgba(255,255,255,.05);
      animation:pulse 5s ease-in-out infinite;
    }
    @keyframes pulse{0%,100%{transform:scale(1);opacity:.55}50%{transform:scale(1.04);opacity:1}}
    model-viewer{
      width:100%;
      height:100%;
      pointer-events:auto;
      background:transparent;
      filter:drop-shadow(0 30px 45px rgba(0,0,0,.28));
      transition:opacity .35s ease, transform .35s ease;
    }
    .model-label{
      position:absolute;
      left:20px;
      bottom:18px;
      display:inline-flex;
      flex-direction:column;
      gap:4px;
      padding:12px 14px;
      border:1px solid var(--line);
      border-radius:18px;
      /*background:rgba(5,12,14,.45);*/
      backdrop-filter:blur(14px);
      max-width:220px;
    }
    .model-label strong{font-size:13px;letter-spacing:.12em;text-transform:uppercase}
    .model-label span{font-size:12px;color:var(--muted);line-height:1.5}
    .mode-dock{
      position:absolute;
      right:10px;
      top:14px;
      display:grid;
      gap:10px;
      z-index:3;
    }
    .mode-btn{
      padding:10px 14px;
      border-radius:999px;
      background:rgba(255,255,255,.04);
      border-color:var(--line);
      color:var(--muted);
      font-size:12px;
      text-transform:uppercase;
      letter-spacing:.12em;
    }
    .mode-btn.is-active{color:#111111;background:linear-gradient(135deg, rgba(255,255,255,.96), rgba(240,240,240,.9));border-color:transparent}
    .scroll-rail{
      position:fixed;
      left:18px;
      top:50%;
      transform:translateY(-50%);
      width:3px;
      height:min(52vh, 420px);
      background:rgba(255,255,255,.12);
      border-radius:999px;
      z-index:35;
      overflow:hidden;
    }
    .scroll-rail .fill{width:100%;height:0%;background:linear-gradient(to bottom, var(--accent), var(--accent-2))}
    .section{
      min-height:100vh;
      display:grid;
      align-items:center;
      padding:36px 0;
      position:relative;
    }
    .section-card{
      width:min(100%, 1120px);
      margin:0 auto;
      padding:28px;
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.03));
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow);
      transform:translateY(36px) scale(.985);
      opacity:.52;
      transition:opacity .5s ease, transform .5s ease, border-color .5s ease;
    }
    .section.is-active .section-card{opacity:1;transform:translateY(0) scale(1);border-color:rgba(126,240,192,.26)}
    .section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:22px}
    .section-kicker{display:inline-flex;padding:7px 12px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line);color:#111111;font-size:11px;letter-spacing:.18em;text-transform:uppercase}
    .section-title{font-size:clamp(2rem, 4.6vw, 4rem);line-height:1;letter-spacing:-.04em;margin-top:14px;max-width:12ch}
    .section-copy{max-width:540px;color:#111111;line-height:1.8;font-size:15px}
    .feature-grid{display:grid;grid-template-columns:repeat(4, minmax(0, 1fr));gap:14px}
    .feature{padding:18px;border-radius:22px;border:1px solid var(--line);background:rgba(255,255,255,.64);min-height:130px}
    .feature strong{display:block;font-size:15px;margin-bottom:10px}
    .feature span{font-size:13px;color:var(--muted);line-height:1.7}
    .zero-section .feature-grid{grid-template-columns:repeat(2, minmax(0, 1fr))}
    .zero-ring{
      position:relative;
      width:min(760px, 88vw);
      aspect-ratio:1;
      margin-inline:auto;
      border-radius:50%;
      border:1px solid rgba(80, 42, 62, .45);
      display:grid;
      place-items:center;
      overflow:visible;
      background:radial-gradient(circle, rgba(255,255,255,.18), rgba(255,209,228,.52) 48%, rgba(255,182,213,.18) 72%, rgba(255,255,255,0) 100%);
      box-shadow:0 12px 50px rgba(255, 168, 201, .18);
      animation: ringPulse 6s ease-in-out infinite;
    }
    .zero-product{
      position:absolute;
      inset:26%;
      display:grid;
      place-items:center;
      pointer-events:auto;
      z-index:1;
    }
    .zero-product model-viewer{
      width:100%;
      height:100%;
    }
    @keyframes ringPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.015)}}
    .zero-chip{
      position:absolute;
      padding:12px 20px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.72);
      background:rgba(255,255,255,.96);
      color:#111;
      font-weight:700;
      font-size:13px;
      letter-spacing:.06em;
      text-transform:uppercase;
      transform:translate(-50%, -50%);
      backdrop-filter:blur(12px);
      box-shadow:0 10px 24px rgba(0,0,0,.10);
      white-space:nowrap;
      z-index:2;
    }
    .zero-chip-top{top:8%;left:50%}
    .zero-chip-right{top:27%;left:90%}
    .zero-chip-bottom{top:92%;left:52%}
    .zero-chip-left{top:73%;left:15%}
    .zero-section .section-card{
      background:linear-gradient(180deg, rgba(255,255,255,.88), rgba(255, 216, 231, .42));color:#111111;
      border-color:rgba(17,17,17,.10);
    }
    .zero-section .feature{
      background:rgba(255,255,255,.78);
      border-color:rgba(17,17,17,.10);
      color:#111111;
    }
    .zero-section .feature span,
    .zero-section .section-copy{
      color:#111111;
    }
    .footer-cta{
      width:min(1120px, 100%);
      margin:0 auto;
      padding:24px;
      border-radius:var(--radius);
      border:1px solid var(--line);
      background:linear-gradient(135deg, rgba(126,240,192,.1), rgba(138,180,255,.08));
      box-shadow:var(--shadow);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
    }
    .footer-cta p{color:var(--muted);max-width:60ch;line-height:1.8}
    .floating-hint{
      position:fixed;
      right:18px;
      bottom:18px;
      z-index:35;
      padding:12px 14px;
      border-radius:999px;
      /*background:rgba(7,16,19,.6);*/
      border:1px solid var(--line);
      color:var(--muted);
      font-size:12px;
      backdrop-filter:blur(16px);
    }
    @media (max-width: 980px){
      .hero{grid-template-columns:1fr;min-height:auto;padding-top:24px}
      .model-stage{min-height:520px}
      .feature-grid{grid-template-columns:repeat(2, minmax(0,1fr))}
      .section-head{flex-direction:column}
      .scroll-rail{display:none}
    }
    @media (max-width: 640px){
      .topbar{padding:12px 14px;border-radius:24px}
      .nav-group{gap:10px;font-size:10px}
      .brand{min-width:auto}
      .brand img{height:26px}
      .hero-copy{padding-top:10px}
      .model-shell{width:min(400px, 94vw)}
      .feature-grid,.zero-section .feature-grid{grid-template-columns:1fr}
      .section-card{padding:18px}
      .scroll-rail,.floating-hint{display:none}
    }

.section-title{
  color: black;
}
.feature{
  color: black;
}
.feature span{
  color: black;
}
.nav-link, .mode-btn, .action-btn{
  color: black;
}