:root{
    --bg:#0a0e14;
    --bg-elevated:#101623;
    --bg-card:#131a29;
    --border:#232c3d;
    --border-soft:#1a2233;
    --text:#eef2f8;
    --text-muted:#9aa7bd;
    --text-faint:#5f6b81;
    --accent:#4fd1c5;
    --accent-bright:#7ee8de;
    --accent-dim:rgba(79,209,197,0.12);
    --accent-2:#8b7cf6;
    --warn:#f5b350;
    --nav-bg:rgba(10,14,20,0.72);
    --grid-line:rgba(255,255,255,0.025);
    --radius:14px;
    --maxw:1160px;
  }
  :root[data-theme="light"]{
    --bg:#f6f8fb;
    --bg-elevated:#ffffff;
    --bg-card:#ffffff;
    --border:#dde3ed;
    --border-soft:#e7ebf2;
    --text:#141a26;
    --text-muted:#4c5567;
    --text-faint:#828da0;
    --accent:#0f9c8f;
    --accent-bright:#0b7d72;
    --accent-dim:rgba(15,156,143,0.10);
    --accent-2:#6a56e0;
    --warn:#b3690f;
    --nav-bg:rgba(246,248,251,0.78);
    --grid-line:rgba(10,20,30,0.035);
  }
  *{box-sizing:border-box;margin:0;padding:0;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
    line-height:1.6;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
    transition:background .2s ease, color .2s ease;
  }
  a{color:inherit;text-decoration:none;}
  img,svg{max-width:100%;display:block;}
  .mono{font-family:'JetBrains Mono',monospace;}
  .wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px;}
  section{position:relative;}

  /* background texture */
  .bg-grid{
    position:fixed;inset:0;z-index:-2;
    background:
      radial-gradient(ellipse 900px 500px at 15% -10%, rgba(79,209,197,0.10), transparent 60%),
      radial-gradient(ellipse 700px 500px at 100% 10%, rgba(139,124,246,0.08), transparent 60%),
      var(--bg);
  }
  .bg-grid::before{
    content:'';position:absolute;inset:0;
    background-image:
      linear-gradient(var(--grid-line) 1px, transparent 1px),
      linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size:56px 56px;
    mask-image:radial-gradient(ellipse 1200px 700px at 50% 0%, black, transparent 75%);
  }

  /* nav */
  header{
    position:sticky;top:0;z-index:50;
    background:var(--nav-bg);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--border-soft);
  }
  nav{display:flex;align-items:center;justify-content:space-between;height:72px;}
  .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:-0.01em;}
  .brand-mark{
    width:30px;height:30px;border-radius:8px;
    background:linear-gradient(135deg,var(--accent),var(--accent-2));
    display:flex;align-items:center;justify-content:center;
    font-family:'JetBrains Mono',monospace;font-weight:700;font-size:14px;color:#0a0e14;
    flex-shrink:0;
  }
  .navlinks{display:flex;gap:12px;align-items:center;}
  .navlinks a{font-size:14px;color:var(--text-muted);font-weight:500;transition:color .15s;white-space:nowrap;}
  .navlinks a:hover{color:var(--text);}
  .nav-right{display:flex;gap:14px;align-items:center;}
  .nav-cta{
    background:var(--text);color:#0a0e14;padding:9px 18px;border-radius:9px;
    font-weight:600;font-size:14px;transition:opacity .15s;
  }
  .nav-cta:hover{opacity:.85;}
  .nav-cta-primary{
    background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#06120f;
  }
  .nav-cta-primary:hover{opacity:1;transform:translateY(-1px);box-shadow:0 6px 20px rgba(79,209,197,0.35);}
  .btn-live{display:inline-flex;align-items:center;gap:8px;}
  .theme-toggle{
    width:36px;height:36px;border-radius:9px;border:1px solid var(--border);
    background:var(--bg-elevated);color:var(--text);font-size:16px;cursor:pointer;
    display:flex;align-items:center;justify-content:center;transition:border-color .15s, background .15s;
    flex-shrink:0;
  }
  .theme-toggle:hover{border-color:var(--accent);}
  .navtoggle{
    display:flex;width:40px;height:40px;align-items:center;justify-content:center;
    background:none;border:none;color:var(--text);font-size:20px;cursor:pointer;flex-shrink:0;
    -webkit-tap-highlight-color:transparent;
  }

  /* language switcher */
  .lang-switch{
    height:36px;border-radius:9px;border:1px solid var(--border);
    background:var(--bg-elevated);color:var(--text);font-size:13px;font-family:inherit;font-weight:500;
    padding:0 24px 0 12px;cursor:pointer;transition:border-color .15s;flex-shrink:0;
    appearance:none;-webkit-appearance:none;-moz-appearance:none;
    background-image:url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%239aa7bd'/%3E%3C/svg%3E");
    background-repeat:no-repeat;background-position:right 10px center;
  }
  .lang-switch:hover{border-color:var(--accent);}
  .lang-switch option{color:#0a0e14;}

  /* hero */
  .hero{padding:108px 0 96px;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    padding:6px 14px;border-radius:100px;
    background:var(--accent-dim);border:1px solid rgba(79,209,197,0.25);
    color:var(--accent-bright);font-size:13px;font-weight:600;
    margin-bottom:28px;
  }
  .eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent);}
  h1{
    font-size:clamp(36px,5.4vw,62px);
    font-weight:800;letter-spacing:-0.03em;line-height:1.05;
    max-width:820px;
    margin-bottom:24px;
  }
  h1 .grad{
    background:linear-gradient(100deg,var(--accent-bright),var(--accent-2));
    -webkit-background-clip:text;background-clip:text;color:transparent;
  }
  .hero-sub{
    font-size:19px;color:var(--text-muted);max-width:620px;margin-bottom:40px;
    font-weight:400;
  }
  .cta-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-bottom:64px;}
  .btn-primary{
    background:linear-gradient(135deg,var(--accent),#3bb8ac);
    color:#06120f;padding:14px 26px;border-radius:10px;font-weight:700;font-size:15px;
    box-shadow:0 8px 30px rgba(79,209,197,0.25);
    transition:transform .15s, box-shadow .15s;
    border:none;cursor:pointer;
  }
  .btn-primary:hover{transform:translateY(-1px);box-shadow:0 10px 34px rgba(79,209,197,0.35);}
  .btn-secondary{
    padding:14px 24px;border-radius:10px;font-weight:600;font-size:15px;
    border:1px solid var(--border);color:var(--text);
    transition:border-color .15s, background .15s;
  }
  .btn-secondary:hover{border-color:var(--accent);background:var(--accent-dim);}

  .stat-strip{
    display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
    background:var(--border-soft);border:1px solid var(--border-soft);border-radius:var(--radius);overflow:hidden;
  }
  .stat{background:var(--bg-elevated);padding:22px 20px;}
  .stat-num{font-size:26px;font-weight:800;letter-spacing:-0.02em;color:var(--text);}
  .stat-num span{color:var(--accent);}
  .stat-label{font-size:12.5px;color:var(--text-faint);margin-top:4px;}

  /* section headers */
  .section-head{max-width:640px;margin-bottom:52px;}
  .tag{
    font-family:'JetBrains Mono',monospace;font-size:12.5px;font-weight:500;
    color:var(--accent);text-transform:uppercase;letter-spacing:0.08em;margin-bottom:14px;display:block;
  }
  .section-head h2{font-size:clamp(26px,3.4vw,38px);font-weight:800;letter-spacing:-0.02em;margin-bottom:14px;}
  .section-head p{color:var(--text-muted);font-size:16.5px;}

  section.pad{padding:96px 0;}
  .divider{height:1px;background:linear-gradient(90deg,transparent,var(--border),transparent);}

  /* problem */
  .faq-list{max-width:760px;display:flex;flex-direction:column;gap:12px;}
  .faq-item{
    background:var(--bg-card);border:1px solid var(--border-soft);border-radius:var(--radius);
    padding:4px 24px;
  }
  .faq-item summary{
    padding:18px 0;font-weight:700;font-size:15.5px;cursor:pointer;list-style:none;
    display:flex;justify-content:space-between;align-items:center;gap:16px;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{content:'+';font-size:20px;font-weight:400;color:var(--text-muted);flex-shrink:0;}
  .faq-item[open] summary::after{content:'–';}
  .faq-item p{color:var(--text-muted);font-size:14.5px;padding-bottom:20px;margin:0;}
  .problem-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
  .problem-card{
    background:var(--bg-card);border:1px solid var(--border-soft);border-radius:var(--radius);
    padding:28px 24px;
  }
  .problem-card .icon{
    width:40px;height:40px;border-radius:10px;background:rgba(245,179,80,0.12);
    display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:var(--warn);
  }
  .problem-card h3{font-size:17px;font-weight:700;margin-bottom:10px;}
  .problem-card p{font-size:14.5px;color:var(--text-muted);}
  .mini-badge{
    display:inline-block;font-family:'JetBrains Mono',monospace;font-size:10px;font-weight:600;
    text-transform:uppercase;letter-spacing:.05em;color:var(--text-faint);background:var(--border-soft);
    padding:2px 7px;border-radius:5px;margin-left:8px;vertical-align:middle;
  }
  .integ-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
  @media (max-width:860px){.integ-grid{grid-template-columns:1fr 1fr;}}
  @media (max-width:520px){.integ-grid{grid-template-columns:1fr;}}

  /* product pillars */
  .pillars{display:grid;grid-template-columns:1fr 1fr;gap:22px;}
  .pillar{
    background:linear-gradient(180deg,var(--bg-card),var(--bg-elevated));
    border:1px solid var(--border-soft);border-radius:18px;padding:34px;
    display:flex;flex-direction:column;
  }
  .pillar-badge{
    font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;
    color:#06120f;background:var(--accent);display:inline-block;
    padding:4px 10px;border-radius:6px;margin-bottom:20px;width:fit-content;
  }
  .pillar.core .pillar-badge{background:var(--accent-2);}
  .pillar h3{font-size:23px;font-weight:800;margin-bottom:12px;letter-spacing:-0.01em;}
  .pillar > p{color:var(--text-muted);font-size:15px;margin-bottom:22px;}
  .feat-list{list-style:none;display:flex;flex-direction:column;gap:12px;margin-top:auto;}
  .feat-list li{display:flex;gap:10px;font-size:14.5px;color:var(--text);align-items:flex-start;}
  .feat-list li::before{
    content:'';flex-shrink:0;width:16px;height:16px;border-radius:5px;margin-top:2px;
    background:var(--accent-dim);border:1px solid rgba(79,209,197,0.3);
  }

  /* how it works */
  .flow{display:flex;align-items:stretch;gap:0;flex-wrap:wrap;}
  .flow-step{
    flex:1;min-width:220px;background:var(--bg-card);border:1px solid var(--border-soft);
    padding:26px 22px;position:relative;
  }
  .flow-step:first-child{border-radius:var(--radius) 0 0 var(--radius);}
  .flow-step:last-child{border-radius:0 var(--radius) var(--radius) 0;}
  .flow-num{
    font-family:'JetBrains Mono',monospace;color:var(--accent);font-size:13px;font-weight:600;margin-bottom:12px;
  }
  .flow-step h4{font-size:15.5px;font-weight:700;margin-bottom:8px;}
  .flow-step p{font-size:13.5px;color:var(--text-muted);}
  .security-note{
    margin-top:28px;display:flex;gap:14px;align-items:flex-start;
    background:var(--accent-dim);border:1px solid rgba(79,209,197,0.22);border-radius:12px;padding:20px 22px;
  }
  .security-note .lock{color:var(--accent);font-size:20px;flex-shrink:0;}
  .security-note p{font-size:14.5px;color:var(--text-muted);}
  .security-note strong{color:var(--text);}

  /* product-in-action scene */
  .scene-caption{
    display:inline-block;font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--text-faint);
    margin-bottom:18px;
  }
  .action-scene{display:flex;align-items:center;gap:8px;}
  .scene-left{flex:1;max-width:370px;}
  .dc-svg{width:100%;height:auto;overflow:visible;}
  .dc-rack-body{fill:var(--bg-card);stroke:var(--border);}
  .dc-slot{stroke:var(--border-soft);}
  .dc-label{font-family:'JetBrains Mono',monospace;fill:var(--text-faint);letter-spacing:0.06em;}
  .dc-path{fill:none;stroke:var(--border-soft);stroke-width:1.5;}
  .dc-hub-ring{fill:none;stroke:var(--accent);}
  .dc-hub-body{fill:var(--bg-elevated);stroke:var(--accent);stroke-width:2;}
  .dc-hub-mark{font-family:'JetBrains Mono',monospace;font-weight:700;fill:var(--accent);}
  .led-power{fill:var(--warn);} .led-cooling{fill:var(--accent);} .led-network{fill:var(--accent-2);} .led-security{fill:#f0678a;}
  .led-assets{fill:#5b9df0;} .led-safety{fill:#34d399;}

  .scene-conduit{position:relative;width:64px;height:34px;flex-shrink:0;display:flex;align-items:center;}
  .scene-conduit::before{
    content:'';position:absolute;left:0;right:0;top:50%;height:2px;
    background:linear-gradient(90deg,var(--border-soft),var(--accent));transform:translateY(-50%);
  }
  .conduit-dot{
    position:absolute;top:50%;width:6px;height:6px;border-radius:50%;background:var(--accent);
    transform:translate(-50%,-50%);animation:conduitFlow 2.4s linear infinite;box-shadow:0 0 6px var(--accent);
  }
  .conduit-dot:nth-child(2){animation-delay:.8s;}
  .conduit-dot:nth-child(3){animation-delay:1.6s;}
  @keyframes conduitFlow{0%{left:0%;opacity:0;}10%{opacity:1;}88%{opacity:1;}100%{left:100%;opacity:0;}}

  .scene-right{flex:1;max-width:400px;}
  .dashboard-mock{
    background:var(--bg-elevated);border:1px solid var(--border);border-radius:18px;padding:22px;
    box-shadow:0 20px 60px -25px rgba(0,0,0,0.5);
  }
  .dm-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
  .dm-title{display:flex;align-items:center;gap:8px;font-weight:700;font-size:14px;}
  .dm-site{font-weight:400;color:var(--text-faint);font-size:12.5px;}
  .dm-live{display:flex;align-items:center;gap:6px;font-family:'JetBrains Mono',monospace;font-size:11.5px;color:var(--text-faint);}
  .dm-live-dot{width:7px;height:7px;border-radius:50%;background:#3ecf7e;box-shadow:0 0 0 0 rgba(62,207,126,.6);animation:livePulse 1.8s ease-out infinite;}
  @keyframes livePulse{0%{box-shadow:0 0 0 0 rgba(62,207,126,.55);}70%{box-shadow:0 0 0 7px rgba(62,207,126,0);}100%{box-shadow:0 0 0 0 rgba(62,207,126,0);}}

  .dm-gauges{display:flex;gap:14px;margin-bottom:20px;}
  .gauge{flex:1;display:flex;flex-direction:column;align-items:center;gap:8px;}
  .gauge-ring{
    width:62px;height:62px;border-radius:50%;position:relative;display:flex;align-items:center;justify-content:center;
    background:conic-gradient(var(--accent) calc(var(--val)*1%), var(--border-soft) 0);
  }
  .gauge-ring::before{content:'';position:absolute;inset:6px;border-radius:50%;background:var(--bg-elevated);}
  .gauge-ring span{position:relative;font-family:'JetBrains Mono',monospace;font-weight:700;font-size:12px;}
  .gauge-label{font-size:11px;color:var(--text-faint);text-align:center;}

  .dm-chart{margin-bottom:20px;}
  .dm-chart-label{font-size:11.5px;color:var(--text-faint);margin-bottom:10px;}
  .dm-bars{display:flex;align-items:flex-end;gap:6px;height:56px;}
  .dm-bars span{
    flex:1;border-radius:4px 4px 0 0;background:linear-gradient(180deg,var(--accent-bright),var(--accent));
    height:var(--h);animation:barGrow 1.1s ease both;
  }
  .dm-bars span:nth-child(1){animation-delay:.05s;} .dm-bars span:nth-child(2){animation-delay:.12s;}
  .dm-bars span:nth-child(3){animation-delay:.19s;} .dm-bars span:nth-child(4){animation-delay:.26s;}
  .dm-bars span:nth-child(5){animation-delay:.33s;} .dm-bars span:nth-child(6){animation-delay:.40s;}
  .dm-bars span:nth-child(7){animation-delay:.47s;}
  @keyframes barGrow{from{height:0;opacity:0;}to{height:var(--h);opacity:1;}}

  .dm-feed{
    position:relative;height:160px;overflow:hidden;
    mask-image:linear-gradient(to bottom, transparent 0, black 14%, black 86%, transparent 100%);
    -webkit-mask-image:linear-gradient(to bottom, transparent 0, black 14%, black 86%, transparent 100%);
  }
  .dm-feed-track{display:flex;flex-direction:column;gap:10px;animation:feedScroll 34s linear infinite;}
  .dm-feed:hover .dm-feed-track{animation-play-state:paused;}
  @keyframes feedScroll{0%{transform:translateY(0);}100%{transform:translateY(-50%);}}
  .dm-feed-item{
    display:flex;align-items:center;gap:9px;font-size:12.5px;color:var(--text-muted);
    background:var(--bg-card);border:1px solid var(--border-soft);border-radius:9px;padding:9px 11px;
  }
  .dm-feed-item .dot{width:7px;height:7px;border-radius:50%;flex-shrink:0;}
  .dm-feed-item.ok .dot{background:#3ecf7e;} .dm-feed-item.warn .dot{background:var(--warn);}
  .dm-feed-item.info .dot{background:var(--accent-2);} .dm-feed-item.lesson .dot{background:var(--accent);}
  .dm-feed-item em{margin-left:auto;font-style:normal;color:var(--text-faint);font-size:11px;flex-shrink:0;}

  @media (max-width:860px){
    .action-scene{flex-direction:column;}
    .scene-conduit{display:none;}
    .scene-left,.scene-right{max-width:460px;width:100%;}
  }

  /* pilot */
  .pilot-panel{
    background:linear-gradient(135deg, rgba(79,209,197,0.08), rgba(139,124,246,0.06));
    border:1px solid var(--border);border-radius:20px;padding:52px 48px;
    display:grid;grid-template-columns:1.1fr 0.9fr;gap:48px;align-items:center;
  }
  .pilot-panel h2{font-size:clamp(24px,3vw,32px);font-weight:800;margin-bottom:16px;letter-spacing:-0.02em;}
  .pilot-panel > div:first-child p{color:var(--text-muted);font-size:15.5px;margin-bottom:22px;}
  .pilot-list{list-style:none;display:flex;flex-direction:column;gap:10px;}
  .pilot-list li{display:flex;gap:10px;font-size:14.5px;color:var(--text);}
  .pilot-list li::before{content:'→';color:var(--accent);font-weight:700;flex-shrink:0;}
  .honest-note{
    margin-top:22px;font-size:13px;color:var(--text-faint);border-top:1px solid var(--border-soft);padding-top:18px;
  }

  /* location intelligence visualization */
  .recon-scene{margin-top:8px;}
  .recon-flow{display:flex;align-items:stretch;gap:14px;margin-bottom:22px;}
  .recon-node{flex:1;background:var(--bg-card);border:1px solid var(--border);border-radius:14px;padding:18px 16px;transition:border-color .2s;}
  .recon-node.result{border-color:rgba(79,209,197,0.35);background:var(--accent-dim);}
  .recon-tag{font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:700;color:var(--text-faint);letter-spacing:.06em;}
  .recon-node h4{font-size:15px;font-weight:800;margin:8px 0 4px;}
  .recon-node p{font-size:13px;color:var(--text-muted);margin:0;}
  .recon-arrow{position:relative;display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:20px;font-weight:700;flex-shrink:0;width:34px;}
  .recon-arrow-glyph{position:relative;z-index:2;}
  .recon-arrow-track{position:absolute;left:2px;right:2px;top:50%;height:2px;background:var(--border-soft);border-radius:2px;}
  .recon-arrow-dot{position:absolute;top:50%;left:0;width:7px;height:7px;margin-top:-3.5px;border-radius:50%;background:var(--accent-bright);box-shadow:0 0 8px 1px var(--accent);opacity:0;}
  .disc-panel{background:var(--bg-card);border:1px solid var(--border);border-radius:14px;padding:18px 20px;}
  .disc-panel-head{display:flex;align-items:center;gap:8px;font-family:'JetBrains Mono',monospace;font-size:12.5px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:14px;}
  .disc-row{display:flex;align-items:center;gap:12px;padding:10px 0;border-top:1px solid var(--border-soft);font-size:13.5px;}
  .disc-row:first-of-type{border-top:none;}
  .disc-badge{flex-shrink:0;font-size:11px;font-weight:700;padding:4px 10px;border-radius:999px;text-transform:uppercase;letter-spacing:.03em;}
  .disc-badge.verified{background:rgba(62,207,126,0.15);color:#3ecf7e;}
  .disc-badge.stale{background:rgba(245,179,80,0.15);color:var(--warn);}
  .disc-badge.conflict{background:rgba(240,103,138,0.15);color:#f0678a;}
  @media (max-width:720px){
    .recon-flow{flex-direction:column;}
    .recon-arrow{width:auto;height:34px;transform:rotate(90deg);align-self:center;margin:-4px 0;}
  }

  /* recon-scene animation: sequential step pulse, arrow data-flow, staggered discrepancy reveal */
  @media (prefers-reduced-motion: no-preference){
    .recon-scene.anim-on .recon-node.n1{animation:reconPulse1 7.5s ease-in-out infinite;}
    .recon-scene.anim-on .recon-node.n2{animation:reconPulse2 7.5s ease-in-out infinite;}
    .recon-scene.anim-on .recon-node.n3{animation:reconPulse3 7.5s ease-in-out infinite;}
    .recon-scene.anim-on .recon-arrow.a1 .recon-arrow-dot{animation:arrowDot1 7.5s linear infinite;}
    .recon-scene.anim-on .recon-arrow.a2 .recon-arrow-dot{animation:arrowDot2 7.5s linear infinite;}
    .recon-scene.anim-on .disc-row.r1{animation:discRowIn1 7.5s ease-out infinite;}
    .recon-scene.anim-on .disc-row.r2{animation:discRowIn2 7.5s ease-out infinite;}
    .recon-scene.anim-on .disc-row.r3{animation:discRowIn3 7.5s ease-out infinite;}

    .recon-scene.anim-on.paused .recon-node.n1,
    .recon-scene.anim-on.paused .recon-node.n2,
    .recon-scene.anim-on.paused .recon-node.n3,
    .recon-scene.anim-on.paused .recon-arrow-dot,
    .recon-scene.anim-on.paused .disc-row{animation-play-state:paused;}
  }
  @keyframes reconPulse1{
    0%{box-shadow:0 0 0 0 rgba(0,0,0,0);border-color:var(--border);transform:translateY(0);}
    2.4%{box-shadow:0 0 26px 3px var(--accent);border-color:var(--accent);transform:translateY(-2px);}
    8%,100%{box-shadow:0 0 0 0 rgba(0,0,0,0);border-color:var(--border);transform:translateY(0);}
  }
  @keyframes reconPulse2{
    0%,21.6%{box-shadow:0 0 0 0 rgba(0,0,0,0);border-color:var(--border);transform:translateY(0);}
    24%{box-shadow:0 0 26px 3px var(--accent);border-color:var(--accent);transform:translateY(-2px);}
    29.6%,100%{box-shadow:0 0 0 0 rgba(0,0,0,0);border-color:var(--border);transform:translateY(0);}
  }
  @keyframes reconPulse3{
    0%,42.4%{box-shadow:0 0 0 0 rgba(0,0,0,0);transform:translateY(0);}
    44.8%{box-shadow:0 0 30px 4px rgba(79,209,197,.65);transform:translateY(-2px);}
    50.4%,100%{box-shadow:0 0 0 0 rgba(0,0,0,0);transform:translateY(0);}
  }
  @keyframes arrowDot1{
    0%,8%{opacity:0;left:0;}
    9.6%{opacity:1;left:0;}
    20%{opacity:1;left:calc(100% - 7px);}
    21.6%,100%{opacity:0;left:calc(100% - 7px);}
  }
  @keyframes arrowDot2{
    0%,29.6%{opacity:0;left:0;}
    31.2%{opacity:1;left:0;}
    40.8%{opacity:1;left:calc(100% - 7px);}
    42.4%,100%{opacity:0;left:calc(100% - 7px);}
  }
  @keyframes discRowIn1{
    0%,50.4%{opacity:0;transform:translateX(-10px);}
    54.4%,97%{opacity:1;transform:translateX(0);}
    100%{opacity:0;transform:translateX(-10px);}
  }
  @keyframes discRowIn2{
    0%,57.6%{opacity:0;transform:translateX(-10px);}
    61.6%,97%{opacity:1;transform:translateX(0);}
    100%{opacity:0;transform:translateX(-10px);}
  }
  @keyframes discRowIn3{
    0%,64%{opacity:0;transform:translateX(-10px);}
    68%,97%{opacity:1;transform:translateX(0);}
    100%{opacity:0;transform:translateX(-10px);}
  }

  /* cohort tracker */
  .cohort-tracker{
    background:var(--bg-card);border:1px solid var(--border-soft);border-radius:14px;
    padding:20px 22px;margin-bottom:24px;
  }
  .cohort-tracker-head{
    display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:6px 14px;margin-bottom:13px;
  }
  .cohort-label{
    font-family:'JetBrains Mono',monospace;font-size:11.5px;font-weight:500;
    text-transform:uppercase;letter-spacing:0.08em;color:var(--text-faint);
  }
  .cohort-count{font-size:14.5px;font-weight:700;color:var(--text);}
  .cohort-count span{color:var(--accent);}
  .cohort-bar{display:grid;grid-template-columns:repeat(10,1fr);gap:5px;margin-bottom:13px;}
  .cohort-seg{height:8px;border-radius:4px;background:var(--border-soft);}
  .cohort-seg.on{background:linear-gradient(90deg,var(--accent),var(--accent-2));}
  .cohort-tracker-foot{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:6px 14px;}
  .cohort-remaining{font-size:13.5px;font-weight:700;color:var(--warn);}
  .cohort-deadline{font-size:12.5px;color:var(--text-faint);}

  /* form */
  .form-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:16px;padding:30px;}
  .form-card h3{font-size:17px;font-weight:700;margin-bottom:6px;}
  .form-card .sub{font-size:13.5px;color:var(--text-faint);margin-bottom:22px;}
  .field{margin-bottom:16px;}
  .field label{display:block;font-size:12.5px;font-weight:600;color:var(--text-muted);margin-bottom:7px;text-transform:uppercase;letter-spacing:0.04em;}
  .field input,.field select,.field textarea{
    width:100%;background:var(--bg);border:1px solid var(--border);border-radius:9px;
    padding:11px 13px;color:var(--text);font-family:inherit;font-size:14.5px;
    transition:border-color .15s;
  }
  .field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);}
  .field textarea{resize:vertical;min-height:80px;}
  .submit-btn{width:100%;}
  .form-status{font-size:13.5px;margin-top:14px;display:none;}
  .form-status.ok{color:var(--accent-bright);}
  .form-status.err{color:var(--warn);}

  /* about */
  .about-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:56px;align-items:start;}
  .about-grid h2{font-size:clamp(24px,3vw,32px);font-weight:800;margin-bottom:18px;letter-spacing:-0.02em;}
  .about-grid p{color:var(--text-muted);font-size:15.5px;margin-bottom:16px;}
  .fact-card{background:var(--bg-card);border:1px solid var(--border-soft);border-radius:var(--radius);padding:26px;}
  .fact-row{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--border-soft);font-size:14px;}
  .fact-row:last-child{border-bottom:none;}
  .fact-row .k{color:var(--text-faint);}
  .fact-row .v{color:var(--text);font-weight:600;text-align:right;}

  /* footer */
  footer{border-top:1px solid var(--border-soft);padding:44px 0 32px;}
  .footer-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;}
  .footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15px;}
  .footer-links{display:flex;gap:26px;flex-wrap:wrap;}
  .footer-links a{font-size:13.5px;color:var(--text-faint);}
  .footer-links a:hover{color:var(--text-muted);}
  .footer-legal{font-size:12.5px;color:var(--text-faint);margin-top:24px;}

  @media (max-width:639px){
    .navlinks{gap:10px;}
    .navlinks .lang-switch,
    .navlinks a.nav-cta:not(.nav-cta-primary){display:none;}
    .navlinks .nav-cta-primary{padding:8px 12px;font-size:13px;}
  }
  @media (min-width:640px){
    #mnav.open{
      position:fixed;top:73px;right:24px;left:auto;
      width:300px;max-width:calc(100vw - 48px);
      max-height:calc(100vh - 96px);overflow-y:auto;
      margin:0;padding:8px 20px 18px;
      background:var(--bg-elevated);border:1px solid var(--border-soft);border-radius:14px;
      box-shadow:0 20px 50px rgba(0,0,0,0.22);
    }
  }
  @media (max-width:860px){
    .stat-strip{grid-template-columns:1fr 1fr;}
    .problem-grid{grid-template-columns:1fr;}
    .pillars{grid-template-columns:1fr;}
    .pilot-panel{grid-template-columns:1fr;padding:34px 26px;}
    .about-grid{grid-template-columns:1fr;}
    .flow{flex-direction:column;}
    .flow-step:first-child{border-radius:var(--radius) var(--radius) 0 0;}
    .flow-step:last-child{border-radius:0 0 var(--radius) var(--radius);}
    .about-grid{gap:32px;}
  }
  @media (max-width:520px){
    .stat-strip{grid-template-columns:1fr 1fr;}
    .hero{padding:88px 0 64px;}
    section.pad{padding:56px 0;}
    .wrap{padding:0 20px;}
    .cta-row{flex-direction:column;align-items:stretch;}
    .cta-row a{text-align:center;}
    .pilot-panel{padding:28px 18px;border-radius:16px;}
    .form-card{padding:22px 18px;}
    .about-grid{gap:26px;}
    .fact-card{padding:20px;}
    .dm-gauges{gap:8px;}
    .gauge-ring{width:54px;height:54px;}
    .cohort-tracker{padding:16px;}
    .footer-row{flex-direction:column;align-items:flex-start;}
  }
  @media (max-width:380px){
    .stat-strip{grid-template-columns:1fr;}
    .dm-gauges{gap:10px;}
  }


/* ------------------------------------------------------------
   "Try it yourself" section (2026-09-13) -- Google button + the
   fallback-form reveal toggle; everything else in #trydemo reuses
   .pilot-panel/.form-card/.field/.form-status/.pilot-list/.honest-note
   as-is.
   ------------------------------------------------------------ */
.google-btn{
  display:flex;align-items:center;justify-content:center;gap:10px;
  width:100%;padding:13px 20px;border-radius:10px;
  background:#fff;color:#3c4043;font-weight:600;font-size:15px;
  border:1px solid var(--border);
  transition:box-shadow .15s, transform .15s;
}
.google-btn:hover{box-shadow:0 6px 20px rgba(0,0,0,0.18);transform:translateY(-1px);}
:root[data-theme="light"] .google-btn{border-color:#dadce0;}

.trydemo-divider{
  text-align:center;font-size:12px;color:var(--text-faint);
  text-transform:uppercase;letter-spacing:.06em;margin:16px 0;
  position:relative;
}
.trydemo-divider::before,.trydemo-divider::after{
  content:'';position:absolute;top:50%;width:40%;height:1px;background:var(--border-soft);
}
.trydemo-divider::before{left:0;}
.trydemo-divider::after{right:0;}

.trydemo-fallback-toggle{
  display:block;width:100%;background:none;border:none;padding:0;
  font-size:13px;color:var(--text-muted);text-decoration:underline;
  cursor:pointer;text-align:center;
}
.trydemo-fallback-toggle:hover{color:var(--text);}
.trydemo-fallback{margin-top:18px;padding-top:18px;border-top:1px solid var(--border-soft);}
.trydemo-contact{font-size:12.5px;color:var(--text-faint);margin-top:14px;text-align:center;}
.trydemo-contact a{color:var(--accent);font-weight:600;text-decoration:underline;}

@media (max-width:760px){
  #trydemo .pilot-panel{grid-template-columns:1fr;padding:34px 26px;}
}

/* ============================================================
   #agents section (AI agent suite)
   ============================================================ */
.agents-visual{position:relative;border:1px solid var(--border-soft);border-radius:18px;overflow:hidden;
  background:radial-gradient(ellipse 700px 380px at 42% 40%,var(--accent-dim),transparent 70%),var(--bg-elevated);margin-bottom:34px;}
.agents-visual canvas{display:block;width:100%;height:100%;}
#agentsStage{height:clamp(400px,46vw,520px);}
.agents-gov{position:absolute;left:18px;top:16px;right:18px;display:flex;gap:10px;flex-wrap:wrap;pointer-events:none;}
.agents-gov .badge{display:inline-flex;align-items:center;gap:7px;font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--text-muted);background:color-mix(in srgb,var(--bg-elevated) 78%,transparent);border:1px solid var(--border-soft);border-radius:100px;padding:5px 12px;}
.agents-gov .badge .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent);}
.agents-legend{position:absolute;left:50%;transform:translateX(-50%);bottom:14px;font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--text-faint);background:color-mix(in srgb,var(--bg-elevated) 82%,transparent);border:1px solid var(--border-soft);border-radius:8px;padding:7px 12px;white-space:nowrap;}

.agents-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.agent-cluster{background:var(--bg-card);border:1px solid var(--border-soft);border-radius:var(--radius);padding:24px 22px;}
.agent-cluster .ch{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.agent-cluster .ch .sw{width:10px;height:10px;border-radius:3px;flex-shrink:0;}
.agent-cluster h3{font-size:16px;font-weight:800;letter-spacing:-0.01em;}
.agent-cluster .desc{font-size:13.5px;color:var(--text-muted);margin-bottom:14px;}
.agent-cluster ul{list-style:none;display:flex;flex-direction:column;gap:7px;}
.agent-cluster li{display:flex;gap:9px;align-items:baseline;font-size:13.5px;color:var(--text);}
.agent-cluster li .id{font-family:'JetBrains Mono',monospace;font-size:10.5px;color:var(--text-faint);flex-shrink:0;width:104px;}
.agents-moat{margin-top:28px;display:flex;gap:14px;align-items:flex-start;background:var(--accent-dim);border:1px solid rgba(79,209,197,0.22);border-radius:12px;padding:20px 22px;}
.agents-moat .mk{color:var(--accent);font-size:20px;flex-shrink:0;}
.agents-moat p{font-size:14.5px;color:var(--text-muted);}
.agents-moat strong{color:var(--text);}
@media (max-width:860px){.agents-grid{grid-template-columns:1fr;}#agentsStage{height:430px;}.agents-legend{display:none;}}

/* live activity — agents collecting/learning */
.agent-cluster .ch{align-items:center;}
.agent-cluster .ch .live{margin-left:auto;display:inline-flex;align-items:center;gap:6px;font-family:'JetBrains Mono',monospace;font-size:10px;letter-spacing:.08em;color:var(--text-faint);}
.agent-cluster li{align-items:center;}
.agent-live{margin-left:auto;display:inline-flex;align-items:center;gap:6px;font-family:'JetBrains Mono',monospace;font-size:10.5px;color:var(--text-muted);white-space:nowrap;transition:opacity .35s ease;}
.agent-live .d{width:6px;height:6px;border-radius:50%;background:var(--text-faint);flex-shrink:0;}
.agent-live.ok .d{background:#3ecf7e;} .agent-live.warn .d{background:var(--warn);} .agent-live.info .d{background:var(--accent-2);} .agent-live.lesson .d{background:var(--accent);}