:root{
    --bg: #FFFFFF;
    --bg-panel: #F5F7FA;
    --line: #DDE2E9;
    --copper: #2455A4;
    --copper-dim: #7C97B8;
    --cyan: #0E7C86;
    --text: #121820;
    --text-dim: #4B5563;
    --text-faint: #8993A1;
    --c-blue: #2455A4;
    --c-teal: #0E7C86;
    --c-orange: #E8792E;
    --c-red: #D6455D;
    --c-purple: #7C5CBF;
    --c-green: #2FA65A;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:'Inter', sans-serif;
    line-height:1.5;
    overflow-x:hidden;
  }
  @media (prefers-reduced-motion: reduce){
    *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
  }
  h1,h2,h3,.display{
    font-family:'Space Grotesk', sans-serif;
    font-weight:600;
    letter-spacing:-0.01em;
  }
  .mono{
    font-family:'IBM Plex Mono', monospace;
    letter-spacing:0.06em;
    text-transform:uppercase;
  }
  a{color:inherit; text-decoration:none;}
  .wrap{max-width:1180px; margin:0 auto; padding:0 32px;}

  /* ---------- NAV ---------- */
  header{
    position:fixed; top:0; left:0; right:0; z-index:100;
    background:rgba(255,255,255,0.85);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  nav{
    max-width:1180px; margin:0 auto; padding:18px 32px;
    display:flex; align-items:center; justify-content:space-between;
    position:relative;
  }
  .logo{
    display:flex; align-items:center; gap:10px;
    font-family:'Space Grotesk'; font-weight:700; font-size:18px; color:var(--text);
  }
  .logo .aperture{width:22px; height:22px; flex-shrink:0;}
  .logo span.dim{color:var(--text-dim); font-weight:500;}
  .navlinks{display:flex; gap:34px; align-items:center;}
  .nav-toggle{
    display:none; background:none; border:none; cursor:pointer; padding:8px;
    flex-direction:column; gap:5px; z-index:110;
  }
  .nav-toggle span{width:24px; height:2px; background:var(--text); border-radius:2px; display:block;}
  .navlinks a{
    font-size:13px; font-family:'IBM Plex Mono'; letter-spacing:0.06em; text-transform:uppercase;
    color:var(--text-dim); transition:color 0.2s;
  }
  .navlinks a:hover, .navlinks a:focus-visible{color:var(--copper);}
  .navlinks .cta{
    color:var(--bg); background:var(--copper); padding:9px 18px; border-radius:2px;
  }
  .navlinks .cta:hover{background:#3568B8;}

  /* ---------- HERO ---------- */
  .hero{
    position:relative; min-height:100vh;
    display:flex; align-items:center;
    padding:120px 0 60px;
    border-bottom:1px solid var(--line);
    overflow:hidden;
  }
  .hero::before{
    content:'';
    position:absolute; inset:0;
    background:
      radial-gradient(ellipse 900px 500px at 78% 30%, rgba(36,85,164,0.07), transparent 60%),
      radial-gradient(ellipse 700px 500px at 15% 80%, rgba(14,124,134,0.06), transparent 60%),
      radial-gradient(ellipse 500px 400px at 95% 85%, rgba(232,121,46,0.05), transparent 60%);
    pointer-events:none;
  }
  .hero-grid{
    display:grid; grid-template-columns:1.15fr 0.85fr; gap:60px; align-items:center;
    position:relative; z-index:2; width:100%;
  }
  .eyebrow{
    font-family:'IBM Plex Mono'; font-size:11.5px; letter-spacing:0.1em; text-transform:uppercase;
    color:var(--copper); display:inline-flex; align-items:center; gap:8px; margin-bottom:22px;
    background:linear-gradient(90deg, rgba(36,85,164,0.10), rgba(14,124,134,0.10));
    border:1px solid rgba(36,85,164,0.18);
    padding:7px 16px; border-radius:999px;
  }
  .eyebrow::before{content:''; width:7px; height:7px; border-radius:50%; background:linear-gradient(135deg, var(--c-orange), var(--c-red));}
  .hero h1{
    font-size:clamp(36px, 5vw, 60px); line-height:1.08; color:var(--text);
    margin-bottom:24px;
  }
  .hero h1 em{
    font-style:normal; color:var(--copper);
  }
  .hero p.lead{
    font-size:17px; color:var(--text-dim); max-width:540px; margin-bottom:36px;
  }
  .hero-ctas{display:flex; gap:16px; flex-wrap:wrap;}
  .btn{
    padding:14px 26px; font-family:'IBM Plex Mono'; font-size:12.5px; letter-spacing:0.08em; text-transform:uppercase;
    border-radius:2px; transition:all 0.2s; display:inline-block;
  }
  .btn-primary{background:linear-gradient(120deg, var(--c-blue), var(--c-teal)); color:#fff; border:none;}
  .btn-primary:hover{background:linear-gradient(120deg, #3568B8, #12969E); transform:translateY(-1px);}
  .btn-ghost{border:1px solid var(--line); color:var(--text);}
  .btn-ghost:hover{border-color:var(--copper); color:var(--copper);}

  /* Iris signature element */
  .iris-wrap{
    position:relative; width:100%; aspect-ratio:1/1; max-width:420px; margin:0 auto;
  }
  .iris-wrap svg{width:100%; height:100%;}
  .iris-ring{
    animation:rotate-slow 40s linear infinite;
    transform-origin:200px 200px;
  }
  .iris-ring.rev{animation-direction:reverse; animation-duration:60s;}
  @keyframes rotate-slow{ to{ transform:rotate(360deg); } }
  .iris-blade{
    animation:blade-open 2.4s cubic-bezier(0.22,1,0.36,1) forwards;
    transform-origin:200px 200px;
  }
  @keyframes blade-open{
    from{ transform:rotate(0deg) scale(0.4); opacity:0; }
    to{ transform:rotate(0deg) scale(1); opacity:1; }
  }
  .iris-center-label{
    font-family:'IBM Plex Mono'; font-size:10px; fill:var(--text-faint); letter-spacing:0.1em;
  }

  .stat-row{
    display:flex; gap:44px; margin-top:56px; padding-top:32px; border-top:1px solid var(--line);
    flex-wrap:wrap;
  }
  .stat b{display:block; font-family:'Space Grotesk'; font-size:26px; color:var(--text);}
  .stat span{font-family:'IBM Plex Mono'; font-size:11px; color:var(--text-faint); text-transform:uppercase; letter-spacing:0.08em;}

  /* ---------- SECTION SHARED ---------- */
  section{padding:88px 0;}
  .section-head{max-width:640px; margin-bottom:48px;}
  .section-head .eyebrow{margin-bottom:16px;}
  .section-head h2{font-size:clamp(28px,3.4vw,42px); color:var(--text); margin-bottom:18px;}
  .section-head p{color:var(--text-dim); font-size:16px;}

  /* WHO WE ARE */
  .who{background:var(--bg-panel); border-bottom:1px solid var(--line);}
  .who-grid{display:grid; grid-template-columns:1fr 1fr; gap:70px; align-items:start;}
  .who p{color:var(--text-dim); font-size:16.5px; margin-bottom:20px; max-width:480px;}
  .who a.more{
    font-family:'IBM Plex Mono'; font-size:12.5px; text-transform:uppercase; letter-spacing:0.08em;
    color:var(--copper); border-bottom:1px solid var(--copper-dim); padding-bottom:2px;
  }
  .who-values{display:flex; flex-direction:column; gap:0;}
  .who-value{
    padding:24px 0; border-top:1px solid var(--line);
    display:grid; grid-template-columns:56px 1fr; gap:20px;
  }
  .who-value:last-child{border-bottom:1px solid var(--line);}
  .who-value .num{font-family:'IBM Plex Mono'; color:var(--copper); font-size:13px; padding-top:2px;}
  .who-value h3{font-size:17px; color:var(--text); margin-bottom:6px;}
  .who-value p{font-size:14.5px; color:var(--text-dim); margin:0;}

  /* WHAT WE DO */
  .capability-grid{
    display:grid; grid-template-columns:repeat(3, 1fr); gap:1px;
    background:var(--line); border:1px solid var(--line);
  }
  .capability{
    background:var(--bg-panel); padding:38px 32px; transition:background 0.25s;
    position:relative;
  }
  .capability:hover{background:#EEF1F5;}
  .capability .icon{width:34px; height:34px; margin-bottom:22px; color:var(--copper);}
  .capability h3{font-size:18px; color:var(--text); margin-bottom:10px;}
  .capability p{font-size:14.5px; color:var(--text-dim);}
  .capability .tag{
    position:absolute; top:32px; right:32px; font-family:'IBM Plex Mono'; font-size:10px; color:var(--text-faint);
  }

  /* LIVE DEMOS */
  .demo-grid{display:grid; grid-template-columns:repeat(auto-fit, minmax(320px,1fr)); gap:28px;}
  .demo-card{
    border:1px solid var(--line); background:var(--bg-panel);
    overflow:hidden; transition:border-color 0.25s, transform 0.25s;
  }
  .demo-card:hover{border-color:var(--copper-dim); transform:translateY(-3px);}
  .demo-media{position:relative; width:100%; aspect-ratio:16/9; background:#000;}
  .demo-media video, .demo-media img{width:100%; height:100%; object-fit:cover; display:block;}
  .demo-badge{
    position:absolute; top:14px; left:14px; z-index:2;
    font-family:'IBM Plex Mono'; font-size:10.5px; letter-spacing:0.06em; text-transform:uppercase;
    background:rgba(11,18,15,0.85); color:var(--cyan); padding:5px 10px; border:1px solid var(--line); border-radius:2px;
  }
  .demo-body{padding:26px 28px;}
  .demo-body h3{font-size:18px; color:var(--text); margin-bottom:8px;}
  .demo-body p{font-size:14px; color:var(--text-dim); margin-bottom:18px;}
  .demo-stats{display:flex; gap:22px; flex-wrap:wrap; padding-top:16px; border-top:1px solid var(--line);}
  .demo-stats div{display:flex; flex-direction:column; gap:2px;}
  .demo-stats b{font-family:'Space Grotesk'; font-size:17px; color:var(--text);}
  .demo-stats span{font-family:'IBM Plex Mono'; font-size:10px; color:var(--text-faint); text-transform:uppercase; letter-spacing:0.06em;}
  .demo-stats b.reject{color:#C0392B;}
  .demo-stats b.accuracy{color:var(--cyan);}

  /* SOLUTIONS / INDUSTRIES */
  .industries{background:var(--bg-panel); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
  .industry-cards{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line);}
  .industry-card{background:var(--bg-panel); padding:40px 32px;}
  .industry-card .idx{font-family:'IBM Plex Mono'; color:var(--copper-dim); font-size:13px; margin-bottom:18px; display:block;}
  .industry-card h3{font-size:21px; color:var(--text); margin-bottom:12px;}
  .industry-card p{font-size:14.5px; color:var(--text-dim); margin-bottom:18px;}
  .industry-card ul{list-style:none; display:flex; flex-direction:column; gap:8px;}
  .industry-card ul li{font-size:13.5px; color:var(--text-faint); padding-left:16px; position:relative;}
  .industry-card ul li::before{content:'—'; position:absolute; left:0; color:var(--copper-dim);}

  /* PRODUCTS */
  .product-grid{display:grid; grid-template-columns:repeat(auto-fit, minmax(280px,1fr)); gap:28px;}
  .product-card{
    border:1px solid var(--line); padding:32px; background:var(--bg-panel);
    display:flex; flex-direction:column; height:100%;
    transition:border-color 0.25s, transform 0.25s;
  }
  .product-card:hover{border-color:var(--copper-dim); transform:translateY(-3px);}
  .product-card .mono{color:var(--cyan); font-size:11px; margin-bottom:18px;}
  .product-card h3{font-size:20px; color:var(--text); margin-bottom:10px;}
  .product-card p{font-size:14.5px; color:var(--text-dim); margin-bottom:16px;}
  .product-card ul{list-style:none; font-size:13.5px; color:var(--text-dim); margin-bottom:22px; display:flex; flex-direction:column; gap:8px; flex-grow:1;}
  .product-card ul li{padding-left:14px; position:relative;}
  .product-card ul li::before{content:'·'; position:absolute; left:0; color:var(--copper);}
  .product-card .link{font-family:'IBM Plex Mono'; font-size:12px; text-transform:uppercase; color:var(--copper); letter-spacing:0.06em;}

  /* CULTURE / CTA BAND */
  .culture{
    background:linear-gradient(115deg, #EAF1FB 0%, #FFFFFF 45%, #FDF0E6 100%);
    border-top:1px solid var(--line); border-bottom:1px solid var(--line);
  }
  .culture-inner{display:grid; grid-template-columns:1.3fr 0.7fr; gap:48px; align-items:center;}
  .culture h2{font-size:clamp(26px,3vw,38px); margin-bottom:16px;}
  .culture p{color:var(--text-dim); font-size:16px; max-width:520px;}
  .culture-ctas{display:flex; gap:14px; flex-direction:column; align-items:flex-start;}

  /* CONTACT / FOOTER */
  footer{padding:90px 0 0; background:var(--bg-panel);}
  .footer-top{
    display:grid; grid-template-columns:1.4fr 0.8fr 0.8fr 1fr; gap:48px;
    padding-bottom:70px; border-bottom:1px solid var(--line);
  }
  .footer-brand .logo{margin-bottom:18px;}
  .footer-brand p{color:var(--text-dim); font-size:14.5px; max-width:280px; margin-bottom:20px;}
  footer h4{
    font-family:'IBM Plex Mono'; font-size:11.5px; text-transform:uppercase; letter-spacing:0.08em;
    color:var(--text-faint); margin-bottom:18px;
  }
  footer ul{list-style:none;}
  footer ul li{margin-bottom:12px;}
  footer ul a{color:var(--text-dim); font-size:14.5px; transition:color 0.2s;}
  footer ul a:hover{color:var(--copper);}
  .footer-bottom{
    display:flex; justify-content:space-between; align-items:center;
    padding:26px 0; font-size:13px; color:var(--text-faint);
    flex-wrap:wrap; gap:12px;
  }
  .footer-bottom .mono{font-size:11px;}

  @media (max-width: 860px){
    .nav-toggle{display:flex;}
    .navlinks{
      display:none; position:absolute; top:100%; left:0; right:0;
      background:var(--bg); flex-direction:column; align-items:flex-start;
      padding:20px 24px 26px; gap:4px; border-bottom:1px solid var(--line);
      box-shadow:0 12px 24px -12px rgba(18,24,32,0.15);
    }
    .navlinks.open{display:flex;}
    .navlinks a{width:100%; padding:12px 4px;}
    .navlinks a::after{display:none;}
    .navlinks a.active{background:rgba(36,85,164,0.06); border-radius:6px; padding-left:10px;}
    .navlinks .cta{width:100%; text-align:center; margin-top:8px;}
    .hero-grid{grid-template-columns:1fr; text-align:left;}
    .iris-wrap{max-width:260px; margin-top:20px;}
    .who-grid{grid-template-columns:1fr; gap:40px;}
    .capability-grid{grid-template-columns:1fr;}
    .industry-cards{grid-template-columns:1fr;}
    .product-grid{grid-template-columns:1fr;}
    .culture-inner{grid-template-columns:1fr;}
    .footer-top{grid-template-columns:1fr 1fr; row-gap:40px;}
    .stat-row{flex-wrap:wrap; gap:28px;}
    .demo-grid{grid-template-columns:1fr;}
  }

  @media (max-width: 480px){
    .wrap{padding:0 20px;}
    nav{padding:16px 20px;}
    .hero{padding:130px 0 60px;}
    .hero h1{font-size:30px;}
    .page-hero{padding:130px 0 50px;}
    .page-hero h1{font-size:26px;}
    .footer-top{grid-template-columns:1fr; gap:32px;}
    .culture-ctas{width:100%;}
    .culture-ctas .btn{width:100%; text-align:center;}
    .hero-ctas .btn{width:100%; text-align:center;}
    .fundamentals-grid{grid-template-columns:1fr;}
    .benefit-grid{grid-template-columns:1fr;}
    .process-grid{grid-template-columns:1fr;}
  }

  /* PAGE HERO (inner pages) */
  .page-hero{
    padding:130px 0 60px; border-bottom:1px solid var(--line);
    background:
      radial-gradient(ellipse 900px 500px at 85% 20%, rgba(36,85,164,0.07), transparent 60%),
      radial-gradient(ellipse 700px 500px at 10% 90%, rgba(14,124,134,0.06), transparent 60%),
      radial-gradient(ellipse 500px 400px at 20% 10%, rgba(232,121,46,0.05), transparent 60%);
  }
  .page-hero .eyebrow{margin-bottom:18px;}
  .page-hero h1{font-size:clamp(32px,4.2vw,50px); line-height:1.12; margin-bottom:18px;}
  .page-hero p.lead{font-size:16.5px; color:var(--text-dim); max-width:600px;}
  .breadcrumb{
    font-family:'IBM Plex Mono'; font-size:11.5px; text-transform:uppercase; letter-spacing:0.06em;
    color:var(--text-faint); margin-bottom:20px;
  }
  .breadcrumb a{color:var(--copper);}

  /* BENEFITS (Why Machine Vision) */
  .benefit-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line);}
  .benefit-card{background:var(--bg-panel); padding:34px 28px;}
  .benefit-card .num{font-family:'IBM Plex Mono'; color:var(--copper-dim); font-size:12px; margin-bottom:16px; display:block;}
  .benefit-card h3{font-size:17px; margin-bottom:10px; color:var(--text);}
  .benefit-card p{font-size:13.5px; color:var(--text-dim);}

  /* PROCESS STEPS */
  .process-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:28px; counter-reset:step;}
  .process-step{position:relative; padding-top:8px;}
  .process-step::before{
    counter-increment:step; content:counter(step, decimal-leading-zero);
    font-family:'Space Grotesk'; font-size:34px; font-weight:600; color:var(--line); display:block; margin-bottom:14px;
  }
  .process-step h3{font-size:16.5px; margin-bottom:8px; color:var(--text);}
  .process-step p{font-size:13.5px; color:var(--text-dim);}

  /* CONTACT PAGE */
  .contact-grid{display:grid; grid-template-columns:0.85fr 1.15fr; gap:64px; align-items:start;}
  .contact-info h3{font-size:15px; color:var(--text); margin:28px 0 10px;}
  .contact-info h3:first-child{margin-top:0;}
  .contact-info p, .contact-info address{font-size:14.5px; color:var(--text-dim); font-style:normal; line-height:1.6;}
  .contact-info a{color:var(--copper);}
  .map-embed{margin-top:28px; border:1px solid var(--line); border-radius:2px; overflow:hidden; aspect-ratio:4/3;}
  .map-embed iframe{width:100%; height:100%; border:0; display:block;}

  .contact-form{background:var(--bg-panel); border:1px solid var(--line); padding:36px;}
  .form-row{display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-bottom:18px;}
  .form-group{margin-bottom:18px; display:flex; flex-direction:column; gap:8px;}
  .form-group label{font-family:'IBM Plex Mono'; font-size:11px; text-transform:uppercase; letter-spacing:0.06em; color:var(--text-faint);}
  .form-group input, .form-group select, .form-group textarea{
    background:var(--bg); border:1px solid var(--line); color:var(--text);
    padding:12px 14px; font-family:'Inter'; font-size:14.5px; border-radius:2px;
  }
  .form-group input:focus, .form-group select:focus, .form-group textarea:focus{outline:none; border-color:var(--copper);}
  .form-group textarea{resize:vertical; min-height:110px;}
  .form-submit{
    background:var(--copper); color:#fff; border:none; padding:14px 30px;
    font-family:'IBM Plex Mono'; font-size:12.5px; letter-spacing:0.08em; text-transform:uppercase;
    border-radius:2px; cursor:pointer; transition:background 0.2s;
  }
  .form-submit:hover{background:#3568B8;}
  .form-note{font-size:12.5px; color:var(--text-faint); margin-top:14px;}

  @media (max-width: 860px){
    .benefit-grid{grid-template-columns:1fr 1fr;}
    .process-grid{grid-template-columns:1fr 1fr; row-gap:36px;}
    .contact-grid{grid-template-columns:1fr; gap:44px;}
    .form-row{grid-template-columns:1fr;}
  }

  /* MACHINE VISION FUNDAMENTALS */
  .fundamentals-band{background:var(--bg-panel); border-bottom:1px solid var(--line); padding:70px 0;}
  .fundamentals-grid{display:grid; grid-template-columns:repeat(5,1fr); gap:1px; background:var(--line); border:1px solid var(--line); margin-top:40px;}
  .fundamental-card{background:var(--bg-panel); padding:28px 22px;}
  .fundamental-card .num{font-family:'IBM Plex Mono'; color:var(--copper-dim); font-size:12px; margin-bottom:14px; display:block;}
  .fundamental-card h3{font-size:15.5px; color:var(--text); margin-bottom:10px;}
  .fundamental-card p{font-size:13px; color:var(--text-dim); margin-bottom:10px;}
  .fundamental-card .helps{font-size:12px; color:var(--text-faint); border-top:1px solid var(--line); padding-top:10px;}
  @media (max-width: 860px){
    .fundamentals-grid{grid-template-columns:1fr 1fr;}
  }

  /* LOGO IMAGE */
  .logo img.logo-mark{height:36px; width:auto; display:block;}
  .footer-brand .logo img.logo-mark{height:44px;}

  /* COLORFUL CARD ACCENTS (applied via nth-child, no HTML changes needed) */
  .capability{border-top:3px solid transparent;}
  .capability:nth-child(6n+1){border-top-color:var(--c-blue);}
  .capability:nth-child(6n+1) .icon{color:var(--c-blue);}
  .capability:nth-child(6n+2){border-top-color:var(--c-orange);}
  .capability:nth-child(6n+2) .icon{color:var(--c-orange);}
  .capability:nth-child(6n+3){border-top-color:var(--c-teal);}
  .capability:nth-child(6n+3) .icon{color:var(--c-teal);}
  .capability:nth-child(6n+4){border-top-color:var(--c-red);}
  .capability:nth-child(6n+4) .icon{color:var(--c-red);}
  .capability:nth-child(6n+5){border-top-color:var(--c-purple);}
  .capability:nth-child(6n+5) .icon{color:var(--c-purple);}
  .capability:nth-child(6n+6){border-top-color:var(--c-green);}
  .capability:nth-child(6n+6) .icon{color:var(--c-green);}

  .industry-card{border-top:3px solid transparent;}
  .industry-card:nth-child(6n+1){border-top-color:var(--c-blue);}
  .industry-card:nth-child(6n+1) .idx{color:var(--c-blue);}
  .industry-card:nth-child(6n+2){border-top-color:var(--c-orange);}
  .industry-card:nth-child(6n+2) .idx{color:var(--c-orange);}
  .industry-card:nth-child(6n+3){border-top-color:var(--c-teal);}
  .industry-card:nth-child(6n+3) .idx{color:var(--c-teal);}
  .industry-card:nth-child(6n+4){border-top-color:var(--c-red);}
  .industry-card:nth-child(6n+4) .idx{color:var(--c-red);}
  .industry-card:nth-child(6n+5){border-top-color:var(--c-purple);}
  .industry-card:nth-child(6n+5) .idx{color:var(--c-purple);}
  .industry-card:nth-child(6n+6){border-top-color:var(--c-green);}
  .industry-card:nth-child(6n+6) .idx{color:var(--c-green);}

  .product-card{border-top:3px solid transparent;}
  .product-card:nth-child(3n+1){border-top-color:var(--c-teal);}
  .product-card:nth-child(3n+1) .mono{color:var(--c-teal);}
  .product-card:nth-child(3n+2){border-top-color:var(--c-blue);}
  .product-card:nth-child(3n+2) .mono{color:var(--c-blue);}
  .product-card:nth-child(3n+3){border-top-color:var(--c-orange);}
  .product-card:nth-child(3n+3) .mono{color:var(--c-orange);}

  .benefit-card{border-top:3px solid transparent;}
  .benefit-card:nth-child(4n+1){border-top-color:var(--c-blue);}
  .benefit-card:nth-child(4n+1) .num{color:var(--c-blue);}
  .benefit-card:nth-child(4n+2){border-top-color:var(--c-orange);}
  .benefit-card:nth-child(4n+2) .num{color:var(--c-orange);}
  .benefit-card:nth-child(4n+3){border-top-color:var(--c-teal);}
  .benefit-card:nth-child(4n+3) .num{color:var(--c-teal);}
  .benefit-card:nth-child(4n+4){border-top-color:var(--c-red);}
  .benefit-card:nth-child(4n+4) .num{color:var(--c-red);}

  .fundamental-card{border-top:3px solid transparent;}
  .fundamental-card:nth-child(5n+1){border-top-color:var(--c-blue);}
  .fundamental-card:nth-child(5n+1) .num{color:var(--c-blue);}
  .fundamental-card:nth-child(5n+2){border-top-color:var(--c-orange);}
  .fundamental-card:nth-child(5n+2) .num{color:var(--c-orange);}
  .fundamental-card:nth-child(5n+3){border-top-color:var(--c-teal);}
  .fundamental-card:nth-child(5n+3) .num{color:var(--c-teal);}
  .fundamental-card:nth-child(5n+4){border-top-color:var(--c-red);}
  .fundamental-card:nth-child(5n+4) .num{color:var(--c-red);}
  .fundamental-card:nth-child(5n+5){border-top-color:var(--c-purple);}
  .fundamental-card:nth-child(5n+5) .num{color:var(--c-purple);}

  .process-step:nth-child(4n+1)::before{color:var(--c-blue); opacity:0.35;}
  .process-step:nth-child(4n+2)::before{color:var(--c-orange); opacity:0.35;}
  .process-step:nth-child(4n+3)::before{color:var(--c-teal); opacity:0.35;}
  .process-step:nth-child(4n+4)::before{color:var(--c-red); opacity:0.35;}

  .who-value:nth-child(3n+1) .num{color:var(--c-blue);}
  .who-value:nth-child(3n+2) .num{color:var(--c-orange);}
  .who-value:nth-child(3n+3) .num{color:var(--c-teal);}

  .stat:nth-child(3n+1) b{color:var(--c-blue);}
  .stat:nth-child(3n+2) b{color:var(--c-orange);}
  .stat:nth-child(3n+3) b{color:var(--c-teal);}

  .demo-badge:nth-of-type(1){}
  .demo-card:nth-child(4n+1) .demo-badge{color:var(--c-orange); border-color:rgba(232,121,46,0.4);}
  .demo-card:nth-child(4n+2) .demo-badge{color:var(--c-blue); border-color:rgba(36,85,164,0.4);}
  .demo-card:nth-child(4n+3) .demo-badge{color:var(--c-teal); border-color:rgba(14,124,134,0.4);}
  .demo-card:nth-child(4n+4) .demo-badge{color:var(--c-red); border-color:rgba(214,69,93,0.4);}

  /* INTERACTIVE HIGHLIGHT STATES */
  .navlinks a{position:relative; padding:6px 2px;}
  .navlinks a::after{
    content:''; position:absolute; left:2px; right:2px; bottom:-4px; height:2px;
    background:linear-gradient(90deg, var(--c-blue), var(--c-teal));
    transform:scaleX(0); transform-origin:left; transition:transform 0.2s;
  }
  .navlinks a:hover::after{transform:scaleX(1);}
  .navlinks a.active{color:var(--text); font-weight:600;}
  .navlinks a.active::after{transform:scaleX(1);}
  .navlinks a.cta.active{color:#fff;}

  a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
    outline:2px solid var(--c-blue); outline-offset:3px; border-radius:2px;
  }

  .btn:active{transform:translateY(0) scale(0.97);}
  .btn-ghost:hover{background:rgba(36,85,164,0.06);}

  /* Card hover glow, matched to each card's accent color */
  .capability{transition:background 0.2s, box-shadow 0.25s, transform 0.25s;}
  .capability:hover{transform:translateY(-2px);}
  .capability:nth-child(6n+1):hover{box-shadow:0 14px 32px -16px rgba(36,85,164,0.45);}
  .capability:nth-child(6n+2):hover{box-shadow:0 14px 32px -16px rgba(232,121,46,0.45);}
  .capability:nth-child(6n+3):hover{box-shadow:0 14px 32px -16px rgba(14,124,134,0.45);}
  .capability:nth-child(6n+4):hover{box-shadow:0 14px 32px -16px rgba(214,69,93,0.45);}
  .capability:nth-child(6n+5):hover{box-shadow:0 14px 32px -16px rgba(124,92,191,0.45);}
  .capability:nth-child(6n+6):hover{box-shadow:0 14px 32px -16px rgba(47,166,90,0.45);}

  .industry-card{transition:background 0.2s, box-shadow 0.25s, transform 0.25s;}
  .industry-card:hover{transform:translateY(-2px); background:var(--bg);}
  .industry-card:nth-child(6n+1):hover{box-shadow:0 14px 32px -16px rgba(36,85,164,0.4);}
  .industry-card:nth-child(6n+2):hover{box-shadow:0 14px 32px -16px rgba(232,121,46,0.4);}
  .industry-card:nth-child(6n+3):hover{box-shadow:0 14px 32px -16px rgba(14,124,134,0.4);}
  .industry-card:nth-child(6n+4):hover{box-shadow:0 14px 32px -16px rgba(214,69,93,0.4);}
  .industry-card:nth-child(6n+5):hover{box-shadow:0 14px 32px -16px rgba(124,92,191,0.4);}
  .industry-card:nth-child(6n+6):hover{box-shadow:0 14px 32px -16px rgba(47,166,90,0.4);}

  .benefit-card{transition:box-shadow 0.25s, transform 0.25s;}
  .benefit-card:hover{transform:translateY(-2px);}
  .benefit-card:nth-child(4n+1):hover{box-shadow:0 14px 32px -16px rgba(36,85,164,0.4);}
  .benefit-card:nth-child(4n+2):hover{box-shadow:0 14px 32px -16px rgba(232,121,46,0.4);}
  .benefit-card:nth-child(4n+3):hover{box-shadow:0 14px 32px -16px rgba(14,124,134,0.4);}
  .benefit-card:nth-child(4n+4):hover{box-shadow:0 14px 32px -16px rgba(214,69,93,0.4);}

  .fundamental-card{transition:box-shadow 0.25s, transform 0.25s;}
  .fundamental-card:hover{transform:translateY(-2px);}
  .fundamental-card:nth-child(5n+1):hover{box-shadow:0 14px 32px -16px rgba(36,85,164,0.4);}
  .fundamental-card:nth-child(5n+2):hover{box-shadow:0 14px 32px -16px rgba(232,121,46,0.4);}
  .fundamental-card:nth-child(5n+3):hover{box-shadow:0 14px 32px -16px rgba(14,124,134,0.4);}
  .fundamental-card:nth-child(5n+4):hover{box-shadow:0 14px 32px -16px rgba(214,69,93,0.4);}
  .fundamental-card:nth-child(5n+5):hover{box-shadow:0 14px 32px -16px rgba(124,92,191,0.4);}

  .product-card:nth-child(3n+1):hover{box-shadow:0 16px 36px -16px rgba(14,124,134,0.4);}
  .product-card:nth-child(3n+2):hover{box-shadow:0 16px 36px -16px rgba(36,85,164,0.4);}
  .product-card:nth-child(3n+3):hover{box-shadow:0 16px 36px -16px rgba(232,121,46,0.4);}

  .demo-card{transition:box-shadow 0.25s, transform 0.25s;}
  .demo-card:hover{box-shadow:0 16px 36px -18px rgba(18,24,32,0.25);}

  /* Anchor-target section flash, for in-page jumps */
  section:target, main > section:target{
    animation:target-flash 1.6s ease-out;
  }
  @keyframes target-flash{
    0%{background-color:rgba(36,85,164,0.07);}
    100%{background-color:transparent;}
  }