@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400;12..96,500;12..96,600;12..96,700;12..96,800&family=Manrope:wght@400;500;600;700;800&display=swap');

  :root{
    --bg:#f8f7fc;
    --surface:#ffffff;
    --surface-2:#f0eef9;
    --ink:#151221;
    --muted:#5c5870;
    --border:#e7e4f2;
    --accent:#5b3df0;
    --accent-soft:#eee9ff;
    --accent-2:#12b3a0;
    --accent-2-soft:#e2fbf6;
    --cta:#ff5d73;
    --cta-ink:#ffffff;
    --display:'Bricolage Grotesque', system-ui, sans-serif;
    --sans:'Manrope', system-ui, -apple-system, Segoe UI, sans-serif;
  }
  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --bg:#0e0c16; --surface:#161326; --surface-2:#1d1930;
      --ink:#f1eefb; --muted:#a49fbd; --border:#26223a;
      --accent:#8b7bff; --accent-soft:#231c47; --accent-2:#2bd9c4; --accent-2-soft:#0f2e2c;
      --cta:#ff7d90; --cta-ink:#1a0d10;
    }
  }
  :root[data-theme="dark"]{
    --bg:#0e0c16; --surface:#161326; --surface-2:#1d1930;
    --ink:#f1eefb; --muted:#a49fbd; --border:#26223a;
    --accent:#8b7bff; --accent-soft:#231c47; --accent-2:#2bd9c4; --accent-2-soft:#0f2e2c;
    --cta:#ff7d90; --cta-ink:#1a0d10;
  }

  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;overflow-x:hidden;width:100%;}
  body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);line-height:1.6;padding:0 20px;overflow-x:hidden;width:100%;}
  .wrap{max-width:1160px;margin:0 auto;position:relative;}
  img,svg,video,iframe{max-width:100%;}
  a{color:inherit;}
  h1,h2,h3{font-family:var(--display);font-weight:600;letter-spacing:-0.01em;text-wrap:balance;margin:0;}
  ::selection{background:var(--accent);color:#fff;}
  :focus-visible{outline:2px solid var(--accent);outline-offset:3px;}

  header.nav{position:sticky;top:0;z-index:30;background:color-mix(in srgb, var(--bg) 85%, transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);}
  .nav-inner{max-width:1160px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:18px 0;}
  .brand{display:flex;align-items:center;gap:9px;font-family:var(--display);font-weight:700;font-size:19px;}
  .brand .mark{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--accent),#12b366);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;}
  .brand .mark svg{width:19px;height:19px;}
  nav.links{display:flex;gap:30px;font-size:14.5px;color:var(--muted);font-weight:600;}
  nav.links a{text-decoration:none;}
  nav.links a:hover{color:var(--ink);}
  .cta-btn{font-size:14px;font-weight:700;color:#fff;background:var(--accent);padding:10px 20px;border-radius:30px;text-decoration:none;}
  .cta-btn:hover{background:var(--accent-2);}

  .lang-switch{display:flex;background:var(--surface-2);border:1px solid var(--border);border-radius:20px;padding:3px;gap:2px;flex-shrink:0;}
  .lang-switch button{font-family:var(--sans);font-size:12.5px;font-weight:700;color:var(--muted);background:none;border:none;padding:6px 11px;border-radius:16px;cursor:pointer;}
  .lang-switch button.active{background:var(--surface);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.08);}
  .mobile-menu .lang-switch{margin:12px 4px 0;align-self:flex-start;}

  .menu-btn{display:none;width:38px;height:38px;border-radius:10px;border:1px solid var(--border);background:var(--surface);flex-direction:column;align-items:center;justify-content:center;gap:4px;flex-shrink:0;}
  .menu-btn span{display:block;width:16px;height:2px;background:var(--ink);border-radius:2px;transition:transform .2s,opacity .2s;}
  .menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
  .menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0;}
  .menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
  .mobile-menu{display:none;flex-direction:column;gap:4px;max-height:0;overflow:hidden;transition:max-height .25s ease;border-top:1px solid transparent;}
  .mobile-menu.open{max-height:400px;border-top-color:var(--border);}
  .mobile-menu a{padding:14px 4px;font-size:15px;font-weight:600;color:var(--ink);text-decoration:none;border-bottom:1px solid var(--border);}
  .mobile-menu .cta-btn{text-align:center;margin:14px 4px 16px;border-bottom:none;}

  .hero{position:relative;padding:56px 0 60px;text-align:center;}
  .glow{position:absolute;top:-160px;left:50%;translate:-50% 0;width:min(900px,94vw);height:min(520px,54vw);
    background:radial-gradient(45% 55% at 30% 30%, color-mix(in srgb, var(--accent) 55%, transparent), transparent 70%),
               radial-gradient(40% 50% at 75% 40%, color-mix(in srgb, var(--accent-2) 45%, transparent), transparent 70%);
    filter:blur(30px);opacity:.55;pointer-events:none;z-index:0;}
  .hero > *:not(.glow){position:relative;z-index:1;}
  .avatar-ring{width:104px;height:104px;border-radius:50%;padding:4px;margin:0 auto 22px;background:linear-gradient(135deg,var(--accent),var(--accent-2));position:relative;z-index:1;}
  .avatar{width:100%;height:100%;border-radius:50%;display:block;border:3px solid var(--bg);background:var(--surface-2);overflow:hidden;}
  .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--accent);background:var(--accent-soft);padding:7px 14px;border-radius:20px;margin-bottom:26px;}
  .hero h1{font-size:clamp(38px,6vw,66px);line-height:1.05;max-width:16ch;margin:0 auto;}
  .hero h1 .grad{background:linear-gradient(100deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent;}
  .hero p.lead{color:var(--muted);font-size:18px;max-width:50ch;margin:24px auto 34px;font-weight:500;}
  .hero-ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
  .btn-cta{font-size:15px;font-weight:700;color:var(--cta-ink);background:var(--cta);padding:14px 26px;border-radius:30px;text-decoration:none;box-shadow:0 12px 24px -8px color-mix(in srgb, var(--cta) 60%, transparent);display:inline-block;}
  .btn-cta:hover{transform:translateY(-1px);}
  .btn-plain{font-size:15px;font-weight:700;color:var(--ink);border:1.5px solid var(--border);padding:14px 26px;border-radius:30px;text-decoration:none;display:inline-block;}
  .btn-plain:hover{border-color:var(--accent);color:var(--accent);}

  section{padding:84px 0;}
  .section-head{max-width:600px;margin:0 auto 46px;text-align:center;}
  .pill{display:inline-block;font-size:12.5px;font-weight:700;color:var(--accent-2);background:var(--accent-2-soft);padding:5px 12px;border-radius:20px;margin-bottom:16px;}
  .section-head h2{font-size:clamp(28px,3.4vw,40px);}
  .section-head p{color:var(--muted);margin-top:14px;font-size:16px;}

  .services{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
  .svc{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:28px;position:relative;overflow:hidden;}
  .svc::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--accent),var(--accent-2));}
  .svc .icon{width:44px;height:44px;border-radius:12px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:18px;}
  .svc h3{font-size:20px;margin-bottom:10px;}
  .svc p{color:var(--muted);font-size:14.5px;margin:0 0 16px;}
  .svc ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:9px;}
  .svc li{font-size:13.5px;color:var(--ink);font-weight:500;display:flex;align-items:flex-start;gap:8px;}
  .svc li::before{content:"✓";color:var(--accent-2);font-weight:800;flex-shrink:0;}

  .flow{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;position:relative;}
  .flow::before{content:"";position:absolute;top:22px;left:5%;right:5%;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-2));opacity:.35;z-index:0;}
  .fstep{position:relative;z-index:1;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:18px 16px;}
  .fstep .num{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;font-weight:700;font-size:13px;display:flex;align-items:center;justify-content:center;margin-bottom:14px;}
  .fstep h3{font-size:14.5px;margin-bottom:6px;}
  .fstep p{font-size:12.5px;color:var(--muted);margin:0;}

  .demo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
  .demo-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;overflow:hidden;}
  .demo-thumb{position:relative;aspect-ratio:16/9;background:linear-gradient(135deg,var(--accent-soft),var(--accent-2-soft));display:flex;align-items:center;justify-content:center;overflow:hidden;}
  .demo-video{width:100%;height:100%;display:block;object-fit:cover;background:#0d0d16;}
  .demo-play{width:52px;height:52px;border-radius:50%;background:#fff;color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:16px;box-shadow:0 8px 20px -6px rgba(20,10,60,.35);padding-left:3px;}
  .demo-badge{position:absolute;right:12px;bottom:12px;background:rgba(15,12,22,.72);color:#fff;font-size:11.5px;font-weight:700;padding:4px 8px;border-radius:6px;}
  .demo-body{padding:20px 22px 24px;}
  .demo-tag{display:inline-block;font-size:11.5px;font-weight:700;color:var(--accent-2);background:var(--accent-2-soft);padding:4px 10px;border-radius:20px;margin-bottom:12px;}
  .demo-body h3{font-size:16.5px;margin-bottom:8px;}
  .demo-body p{font-size:13.5px;color:var(--muted);margin:0;}

  .contact{background:linear-gradient(135deg,var(--accent),var(--accent-2));border-radius:26px;padding:64px 48px;text-align:center;color:#fff;position:relative;overflow:hidden;}
  .contact h2{color:#fff;font-size:clamp(28px,3.6vw,42px);}
  .contact p{color:rgba(255,255,255,.88);max-width:50ch;margin:16px auto 30px;font-size:16.5px;}
  .contact .btn-cta{background:#fff;color:var(--accent);box-shadow:none;}
  .contact-details{display:flex;justify-content:center;gap:44px;flex-wrap:wrap;margin-top:38px;font-size:13.5px;color:rgba(255,255,255,.85);}
  .contact-details strong{display:block;color:#fff;font-size:16px;margin-bottom:4px;}

  footer{padding:40px 0 60px;color:var(--muted);font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-weight:600;}

  .not-found{min-height:calc(100svh - 160px);display:grid;place-items:center;text-align:center;padding-top:48px;padding-bottom:48px;}
  .not-found-content{max-width:620px;}
  .not-found-code{font-family:var(--display);font-size:clamp(120px,24vw,240px);font-weight:800;line-height:.82;margin:0 0 30px;background:linear-gradient(100deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent;}
  .not-found h1{font-size:clamp(32px,5vw,48px);}
  .not-found-message{color:var(--muted);font-size:16px;margin:14px 0 28px;}

  @media (max-width:900px){
    nav.links{display:none;}
    .desktop-only{display:none;}
    .menu-btn{display:flex;}
    .mobile-menu{display:flex;}
    .services{grid-template-columns:1fr;}
    .demo-grid{grid-template-columns:1fr;}
    .flow{grid-template-columns:1fr 1fr;}
    .flow::before{display:none;}
    .contact{padding:44px 24px;}
    .contact-details{gap:24px;}
  }
  @media (max-width:520px){
    .flow{grid-template-columns:1fr;}
  }
  @media (max-width:600px){
    .not-found{min-height:calc(100svh - 190px);}
    .not-found-code{margin-bottom:24px;}
    section{padding:56px 0;}
    .hero{padding:36px 0 40px;}
    .avatar-ring{width:88px;height:88px;}
    .glow{top:-100px;}
    .hero-ctas{gap:10px;}
    .btn-cta,.btn-plain{padding:13px 20px;font-size:14px;}
    .section-head{margin-bottom:32px;}

    .svc{padding:22px;text-align:center;}
    .svc .icon{margin:0 auto 18px;}
    .svc li{justify-content:center;text-align:left;}

    .fstep{text-align:center;}
    .fstep .num{margin:0 auto 14px;}

    .demo-body{text-align:center;}

    .contact{padding:36px 20px;border-radius:18px;}
    .contact-details{gap:18px;}
    footer{flex-direction:column;text-align:center;}
  }