:root{
    --brand-blue:#1F3C88; --brand-yellow:#FFDE59; --brand-yellow-deep:#F7CE2F; --brand-navy:#0F1E4A;
    --bg:#F6F8FC; --bg-raised:#EAF0FA; --card:#FFFFFF;
    --text:#0F1E4A; --text-soft:#4A5675; --line:rgba(31,60,136,0.14);
    --accent:#1F3C88; --accent-bright:#FFDE59; --accent-tint:rgba(31,60,136,0.08); --on-accent:#FFFFFF;
    --mark:#FFDE59;
    --dk-bg:#1F3C88; --dk-bg2:#172F6E; --dk-card:#26459A; --dk-card-2:#2C4DA6;
    --dk-text:#F5F8FF; --dk-text-soft:#C4CFEC; --dk-line:rgba(255,255,255,0.16);
    --dk-security:#182F70; --dk-security-card:#23418F;
    --live:#34D399; --accent-green:#1E8F5E;
    --shadow:0 1px 2px rgba(15,30,74,0.06), 0 16px 36px -18px rgba(15,30,74,0.24);
    --shadow-dk:0 1px 2px rgba(4,10,26,0.5), 0 22px 48px -20px rgba(4,10,26,0.65);
    --radius-sm:6px; --radius-md:10px; --radius-lg:14px;
    --glass-bg: linear-gradient(135deg, rgba(255,255,255,0.78), rgba(255,255,255,0.5) 50%, rgba(255,255,255,0.64)), rgba(255,255,255,0.55);
    --glass-bg-strong: linear-gradient(135deg, rgba(255,255,255,0.9), rgba(255,255,255,0.7) 50%, rgba(255,255,255,0.82)), rgba(255,255,255,0.78);
    --glass-border: rgba(255,255,255,0.85);
    --glass-blur: blur(20px) saturate(1.6);
    --glass-shadow: 0 1px 1px rgba(15,30,74,0.04), 0 24px 48px -22px rgba(15,30,74,0.26), inset 0 1.5px 0 rgba(255,255,255,0.95), inset 0 -1px 0 rgba(15,30,74,0.04);
    --dk-glass-bg: color-mix(in srgb, var(--dk-bg2) 88%, transparent);
    --dk-glass-bg-strong: color-mix(in srgb, var(--dk-bg2) 95%, transparent);
    --dk-glass-border: rgba(255,255,255,0.18);
    --dk-glass-blur: blur(14px) saturate(1.15);
    --dk-glass-shadow: inset 0 1px 0 rgba(255,255,255,0.12), inset 0 0 0 1px rgba(255,255,255,0.04), 0 1px 1px rgba(0,0,0,0.4), 0 32px 60px -22px rgba(6,14,40,0.7);
    --font-display:"Sora", "Manrope", -apple-system, "Segoe UI", sans-serif;
    --font-body:"Manrope", -apple-system, "Segoe UI", sans-serif;
    color-scheme: light;
  }
  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --bg:#0A1433; --bg-raised:#10204C; --card:#132657;
      --text:#EEF2FB; --text-soft:#A8B6D8; --line:rgba(238,242,251,0.14);
      --accent:#FFDE59; --accent-tint:rgba(255,222,89,0.12); --on-accent:#0F1E4A;
      --mark:rgba(255,222,89,0.34);
      --glass-bg: linear-gradient(135deg, rgba(30,52,110,0.72), rgba(19,38,87,0.55)), rgba(19,38,87,0.6);
      --glass-bg-strong: linear-gradient(135deg, rgba(20,38,88,0.92), rgba(12,26,64,0.86)), rgba(12,26,64,0.88);
      --glass-border: rgba(255,255,255,0.12);
      --glass-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 24px 48px -22px rgba(0,0,0,0.6);
      color-scheme: dark;
    }
  }
  :root[data-theme="dark"]{
    --bg:#0A1433; --bg-raised:#10204C; --card:#132657;
    --text:#EEF2FB; --text-soft:#A8B6D8; --line:rgba(238,242,251,0.14);
    --accent:#FFDE59; --accent-tint:rgba(255,222,89,0.12); --on-accent:#0F1E4A;
    --mark:rgba(255,222,89,0.34);
    --glass-bg: linear-gradient(135deg, rgba(30,52,110,0.72), rgba(19,38,87,0.55)), rgba(19,38,87,0.6);
    --glass-bg-strong: linear-gradient(135deg, rgba(20,38,88,0.92), rgba(12,26,64,0.86)), rgba(12,26,64,0.88);
    --glass-border: rgba(255,255,255,0.12);
    --glass-shadow: inset 0 1px 0 rgba(255,255,255,0.08), 0 24px 48px -22px rgba(0,0,0,0.6);
    color-scheme: dark;
  }

  *{box-sizing:border-box;}
  body{ margin:0; background:var(--bg); color:var(--text); font-family:var(--font-body); font-size:16px; line-height:1.6; -webkit-font-smoothing:antialiased; }
  img,svg{max-width:100%;}
  a{color:inherit;}
  h1,h2,h3{font-family:var(--font-display); font-weight:600; letter-spacing:-0.01em; text-wrap:balance; margin:0;}
  p{margin:0;}
  ul{margin:0;}
  .wrap{max-width:1180px; margin-inline:auto; padding-inline:24px; position:relative; z-index:1;}
  @media (min-width:640px){ .wrap{padding-inline:40px;} }
  .eyebrow{ display:flex; align-items:center; gap:10px; font-weight:700; font-size:12.5px; letter-spacing:0.14em; text-transform:uppercase; color:var(--accent); margin-bottom:14px; }
  .eyebrow::before{ content:""; width:16px; height:1.5px; background:var(--accent); display:inline-block; }

  /* --- Page identity badge (hero only) --- */
  .cas-page-badge{ display:inline-flex; align-items:center; gap:10px; padding:7px 18px 7px 9px; border-radius:999px; background:var(--dk-glass-bg-strong); -webkit-backdrop-filter:var(--dk-glass-blur); backdrop-filter:var(--dk-glass-blur); border:1px solid var(--dk-glass-border); box-shadow:var(--dk-glass-shadow); margin-bottom:22px; }
  .cas-page-badge-icon{ width:26px; height:26px; border-radius:50%; background:var(--accent); color:var(--on-accent); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
  .cas-page-badge-icon svg{ width:14px; height:14px; }
  .cas-page-badge-text{ font-weight:800; font-size:14.5px; letter-spacing:0.01em; color:var(--dk-text); white-space:nowrap; }
  section{position:relative;}
  .on-dark{ background:var(--dk-bg); color:var(--dk-text); }
  .on-dark2{ background:var(--dk-bg2); color:var(--dk-text); }
  .on-security{ background:var(--dk-security); color:var(--dk-text); }
  .on-raised{ background:var(--bg-raised); }
  .btn{ display:inline-flex; align-items:center; gap:8px; font-family:var(--font-body); font-weight:700; font-size:15px; padding:13px 22px; border-radius:999px; cursor:pointer; border:1px solid transparent; text-decoration:none; transition:transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s; white-space:nowrap; }
  .btn:focus-visible{ outline:2px solid var(--accent); outline-offset:3px; }
  .btn-primary{ background:var(--accent); color:var(--on-accent); box-shadow:var(--shadow); }
  .btn-primary:hover{ transform:translateY(-2px); background:var(--accent-bright); }
  .btn-ghost{ background:transparent; color:var(--text); border-color:var(--line); }
  .btn-ghost:hover{ border-color:var(--accent); }
  .on-dark .btn-ghost, .on-dark2 .btn-ghost, .on-security .btn-ghost{ color:var(--dk-text); border-color:var(--dk-line); }
  .btn-sm{ padding:9px 16px; font-size:13.5px; }
  .link-arrow{ font-weight:700; color:var(--accent); text-decoration:none; display:inline-flex; gap:6px; align-items:center; background:none; border:none; cursor:pointer; font-family:var(--font-body); font-size:14.5px; padding:0; }
  .link-arrow:hover{ text-decoration:underline; }
  .visually-hidden{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; }
  .icon-badge{ width:44px; height:44px; border-radius:12px; background:var(--accent-tint); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
  .icon-badge svg{ width:22px; height:22px; color:var(--accent); }
  .chip{ font-size:13px; font-weight:600; border:1px solid var(--line); border-radius:999px; padding:8px 14px; color:var(--text-soft); }
  .on-dark .chip, .on-dark2 .chip{ border-color:var(--dk-line); color:var(--dk-text-soft); }
  .callout{ background:var(--bg-raised); border-radius:var(--radius-sm); padding:14px 16px; font-size:15.5px; color:var(--text-soft); }
  .hl{ color:var(--accent); font-weight:700; }

  /* ---------- Header ---------- */
  header{ position:sticky; top:env(safe-area-inset-top,0px); z-index:50; background:var(--glass-bg-strong); -webkit-backdrop-filter:blur(18px) saturate(1.3); backdrop-filter:blur(18px) saturate(1.3); border-bottom:1px solid color-mix(in srgb, var(--accent) 40%, transparent); box-shadow:0 1px 0 rgba(255,255,255,0.4) inset; color:var(--text); transition:box-shadow .25s ease; }
  header.is-scrolled{ box-shadow:0 1px 0 rgba(255,255,255,0.4) inset, 0 8px 22px rgba(15,30,74,0.12); }
  .nav-row{ display:flex; align-items:center; justify-content:space-between; height:74px; gap:20px; }
  .logo{ display:flex; align-items:center; gap:10px; font-family:var(--font-body); font-weight:800; font-size:16px; text-decoration:none; color:var(--dk-text); flex-shrink:0; letter-spacing:0.01em; }
  header .logo{ color:var(--text); }
  .logo .mark{ width:30px; height:30px; border-radius:8px; background:var(--accent); color:var(--on-accent); display:flex; align-items:center; justify-content:center; font-family:var(--font-display); font-weight:700; font-size:16px; flex-shrink:0; }
  .logo .sub{ font-size:10px; letter-spacing:0.16em; color:var(--dk-text-soft); font-weight:700; display:block; margin-top:1px; }
  header .logo .sub{ color:var(--text-soft); }
  nav.primary{ display:none; align-items:center; gap:26px; position:relative; }
  nav.primary > a, nav.primary details > summary{ font-size:14px; font-weight:600; text-decoration:none; color:var(--text-soft); transition:color .15s; cursor:pointer; list-style:none; display:flex; align-items:center; gap:5px; }
  nav.primary details > summary::-webkit-details-marker{ display:none; }
  nav.primary > a:hover, nav.primary details > summary:hover{ color:var(--text); }
  nav.primary details{ position:relative; }
  .nav-drop-panel{ position:absolute; top:calc(100% + 14px); left:50%; transform:translateX(-50%); background:var(--dk-glass-bg-strong); -webkit-backdrop-filter:var(--dk-glass-blur); backdrop-filter:var(--dk-glass-blur); border:1px solid var(--dk-glass-border); border-radius:var(--radius-sm); padding:10px; min-width:220px; box-shadow:var(--dk-glass-shadow); display:flex; flex-direction:column; gap:2px; }
  .nav-drop-panel button, .nav-drop-panel a{ text-align:left; background:none; border:none; color:var(--dk-text); font-family:var(--font-body); font-size:14px; font-weight:600; padding:9px 10px; border-radius:8px; cursor:pointer; text-decoration:none; display:flex; justify-content:space-between; align-items:center; gap:8px; }
  .nav-drop-panel button:hover, .nav-drop-panel a:hover{ background:rgba(255,255,255,0.06); }
  .soon-tag{ font-size:9.5px; letter-spacing:0.06em; font-weight:700; color:var(--dk-text-soft); border:1px solid var(--dk-line); border-radius:999px; padding:2px 7px; }
  .chevron{ width:9px; height:9px; }
  .nav-actions{ display:flex; align-items:center; gap:14px; }
  .hamburger{ display:flex; width:40px; height:40px; align-items:center; justify-content:center; border-radius:10px; border:1px solid var(--dk-line); background:transparent; cursor:pointer; }
  header .hamburger{ border-color:var(--line); }
  .hamburger span{ display:block; width:16px; height:2px; background:var(--dk-text); position:relative; }
  .hamburger span::before,.hamburger span::after{ content:""; position:absolute; left:0; width:16px; height:2px; background:var(--dk-text); transition:transform .2s; }
  .hamburger span::before{ top:-5px; } .hamburger span::after{ top:5px; }
  header .hamburger span, header .hamburger span::before, header .hamburger span::after{ background:var(--text); }
  @media (min-width:960px){ nav.primary{display:flex;} .hamburger{display:none;} }
  @media (max-width:480px){ .nav-actions .btn-primary{ display:none; } }

  #mobile-menu{ position:fixed; inset:0; background:var(--dk-bg); color:var(--dk-text); z-index:60; display:flex; flex-direction:column; padding:24px; gap:8px; overflow-y:auto; }
  #mobile-menu[hidden]{ display:none; }
  #mobile-menu .top-row{ display:flex; justify-content:space-between; align-items:center; margin-bottom:10px; }
  #mobile-menu nav{ display:flex; flex-direction:column; gap:4px; }
  #mobile-menu nav a, #mobile-menu nav button.msub{ font-family:var(--font-display); font-size:23px; text-decoration:none; color:var(--dk-text); padding-block:10px; border-bottom:1px solid var(--dk-line); background:none; border-left:none; border-right:none; border-top:none; text-align:left; width:100%; }
  #mobile-menu .cta{ margin-top:20px; }

  /* ---------- Hero ---------- */
  .hero{ padding-block:56px 70px; overflow:hidden; }
  /* ---------- Decorative background line art ---------- */
  .lines{ overflow:hidden; }
  .line-deco{ position:absolute; z-index:0; height:auto; color:var(--accent); opacity:0.13; pointer-events:none; }
  @media (max-width:900px){ .line-deco{ display:none; } }
  .line-deco--tr{ top:-6%; right:-4%; width:min(420px,48%); }
  .line-deco--tl{ top:-6%; left:-4%; width:min(420px,48%); }
  .line-deco--br{ bottom:-6%; right:-4%; width:min(420px,48%); }
  .line-deco--bl{ bottom:-6%; left:-4%; width:min(420px,48%); }
  .line-deco--bmirror{ bottom:-10px; left:50%; width:min(640px,68%); transform:translateX(-50%) scaleX(-1); }
  .hero-grid{ display:grid; gap:40px; align-items:start; }
  @media (min-width:980px){ .hero-grid{ grid-template-columns:1.05fr 0.95fr; gap:50px; align-items:center; } }
  .hero h1{ font-size:clamp(2.3rem, 5.2vw, 3.4rem); line-height:1.08; margin-block:16px 18px; color:var(--text); }
  .hero h1 em{ font-style:normal; color:var(--accent); }
  .hero .sub{ font-size:17px; color:var(--text-soft); max-width:44ch; margin-bottom:28px; }
  .hero-ctas{ display:flex; flex-wrap:wrap; gap:14px; margin-bottom:24px; }
  .trust-line{ font-size:12.5px; letter-spacing:0.03em; color:var(--text-soft); text-transform:uppercase; font-weight:600; }
  .trust-line b{ color:var(--text); }

  .opmodel{ background:var(--dk-glass-bg-strong); -webkit-backdrop-filter:var(--dk-glass-blur); backdrop-filter:var(--dk-glass-blur); border:1px solid var(--dk-glass-border); border-radius:var(--radius-lg); padding:22px; box-shadow:var(--dk-glass-shadow); }
  .opmodel-head{ display:flex; justify-content:space-between; align-items:center; margin-bottom:18px; }
  .opmodel-head .tag{ font-size:11px; letter-spacing:0.1em; font-weight:700; color:var(--dk-text-soft); text-transform:uppercase; }
  .opmodel-head .live{ display:flex; align-items:center; gap:6px; font-size:11px; font-weight:700; letter-spacing:0.08em; color:var(--live); text-transform:uppercase; }
  .live-dot{ width:7px; height:7px; border-radius:50%; background:var(--live); animation:pulse 1.8s ease-in-out infinite; }
  @keyframes pulse{ 0%,100%{ opacity:1; box-shadow:0 0 0 0 rgba(52,211,153,0.5); } 50%{ opacity:0.75; box-shadow:0 0 0 5px rgba(52,211,153,0); } }
  .op-row{ padding-block:13px; border-top:1px solid var(--dk-line); position:relative; padding-left:34px; }
  .op-row:first-child{ border-top:none; padding-top:0; }
  .op-row .op-no{ position:absolute; left:0; top:14px; font-family:var(--font-display); font-size:12px; color:var(--dk-text-soft); width:22px; }
  .op-row:first-child .op-no{ top:0; }
  .op-row .op-title{ font-weight:700; font-size:14.5px; color:var(--dk-text); }
  .op-row .op-sub{ font-size:12.5px; color:var(--dk-text-soft); margin-top:2px; font-variant-numeric:tabular-nums; }
  .op-now{ margin-top:16px; background:var(--accent-tint); border:1px solid rgba(31,60,136,0.35); border-radius:10px; padding:11px 14px; display:flex; gap:10px; align-items:baseline; font-size:12.5px; }
  .op-now .lbl{ font-weight:800; letter-spacing:0.08em; color:var(--accent-bright); flex-shrink:0; }
  #op-now-text{ color:var(--dk-text); transition:opacity .4s; }

  /* ---------- Trust band ---------- */
  .trust-band{ padding-block:30px; border-bottom:1px solid var(--line); }
  .stat-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:14px; }
  @media (min-width:700px){ .stat-grid{ grid-template-columns:repeat(4,1fr); } }
  .stat-card{ background:var(--glass-bg); -webkit-backdrop-filter:var(--glass-blur); backdrop-filter:var(--glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-md); padding:20px; display:flex; flex-direction:column; gap:2px; box-shadow:var(--glass-shadow); transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
  .stat-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow); border-color:var(--accent); }
  .stat-card .icon-badge{ margin-bottom:8px; }
  .stat-card .num{ font-family:var(--font-display); font-weight:700; font-size:2rem; font-variant-numeric:tabular-nums; }
  .stat-card .lbl{ font-size:12.5px; color:var(--text-soft); font-weight:600; text-transform:uppercase; letter-spacing:0.04em; }
  .stat-card .icon-badge{ margin-bottom:6px; width:36px; height:36px; border-radius:9px; }
  .stat-card .icon-badge svg{ width:18px; height:18px; }
  .trust-foot{ margin-top:12px; font-size:11.5px; color:var(--text-soft); }

  /* ---------- Section pad ---------- */
  .section-pad{ padding-block:76px; border-top:1px solid var(--line); }
  .glow{ overflow:hidden; }
  .glow::before{ content:""; position:absolute; z-index:0; pointer-events:none; width:620px; height:620px; border-radius:50%; top:-160px; right:-140px; background:radial-gradient(circle, var(--accent-tint), transparent 68%); }
  .glow-center::before{ right:auto; left:50%; top:-260px; transform:translateX(-50%); width:820px; height:820px; }
  .head-row{ margin-bottom:40px; max-width:640px; }
  .head-row h2{ font-size:clamp(1.65rem,3.2vw,2.3rem); }
  .head-row h2 .fade{ color:var(--text-soft); }
  .on-dark .head-row h2, .on-dark2 .head-row h2, .on-security .head-row h2{ color:var(--dk-text); }
  .on-dark .head-row h2 .fade, .on-dark2 .head-row h2 .fade, .on-security .head-row h2 .fade{ color:var(--dk-text-soft); }
  .head-row .sub{ font-size:15.5px; color:var(--text-soft); margin-top:12px; }
  .on-dark .head-row .sub, .on-dark2 .head-row .sub, .on-security .head-row .sub{ color:var(--dk-text-soft); }

  /* ---------- Credibility ---------- */
  .cred-grid{ display:grid; gap:16px; grid-template-columns:1fr; margin-bottom:22px; }
  @media (min-width:700px){ .cred-grid{ grid-template-columns:1fr 1fr; } }
  .cred-card{ background:var(--glass-bg); -webkit-backdrop-filter:var(--glass-blur); backdrop-filter:var(--glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-md); padding:24px; display:flex; gap:16px; align-items:flex-start; box-shadow:var(--glass-shadow); transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
  .cred-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow); border-color:var(--accent); }
  .cred-card h3{ font-size:17px; margin-bottom:6px; }
  .cred-card p{ font-size:15.5px; color:var(--text-soft); }

  /* ---------- Ratings strip ---------- */
  .rating-grid{ display:grid; gap:16px; grid-template-columns:1fr; }
  @media (min-width:700px){ .rating-grid{ grid-template-columns:repeat(3,1fr); } }
  .rating-card{ position:relative; overflow:hidden; background:var(--glass-bg); -webkit-backdrop-filter:var(--glass-blur); backdrop-filter:var(--glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-md); padding:20px 22px; display:flex; align-items:center; gap:14px; box-shadow:var(--glass-shadow); transition:transform .3s cubic-bezier(.22,1,.36,1), box-shadow .3s ease, border-color .2s ease; }
  .rating-card:hover{ transform:translateY(-5px); box-shadow:var(--shadow); border-color:var(--accent); }
  .rating-card::after{ content:""; position:absolute; top:0; left:-60%; width:55%; height:100%; background:linear-gradient(100deg, transparent, rgba(255,255,255,0.55), transparent); transform:skewX(-15deg); animation:shimmer-sweep 5.5s ease-in-out infinite; pointer-events:none; }
  .rating-card:nth-child(2)::after{ animation-delay:1.2s; }
  .rating-card:nth-child(3)::after{ animation-delay:2.4s; }
  @keyframes shimmer-sweep{ 0%{ left:-60%; } 45%{ left:130%; } 100%{ left:130%; } }
  @media (prefers-reduced-motion:reduce){ .rating-card::after{ animation:none; display:none; } }
  .rating-logo{ width:44px; height:44px; border-radius:12px; background:var(--card); border:1px solid var(--line); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
  .rating-logo svg{ width:24px; height:24px; }
  .rating-body h3{ font-size:15.5px; margin-bottom:2px; }
  .rating-stars{ display:flex; gap:2px; margin:3px 0 4px; color:var(--line); }
  .rating-stars svg{ width:14px; height:14px; }
  .rating-body .note{ font-size:12.5px; color:var(--text-soft); }

  /* ---------- Meet the Team ---------- */
  .team-grid{ display:grid; gap:22px; grid-template-columns:1fr; }
  @media (min-width:700px){ .team-grid{ grid-template-columns:repeat(3,1fr); } }
  .team-card{ background:var(--glass-bg); -webkit-backdrop-filter:var(--glass-blur); backdrop-filter:var(--glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-lg); padding:22px; text-align:center; box-shadow:var(--glass-shadow); transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
  .team-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow); border-color:var(--accent); }
  .team-photo{ width:112px; height:112px; border-radius:50%; margin:0 auto 16px; object-fit:cover; display:block; border:3px solid var(--bg-raised); box-shadow:0 0 0 5px var(--accent-tint); transition:box-shadow .2s ease; }
  .team-card:hover .team-photo{ box-shadow:0 0 0 5px var(--accent); }
  .team-card h3{ font-size:18px; margin-bottom:3px; }
  .team-role{ font-size:12.5px; letter-spacing:0.08em; text-transform:uppercase; color:var(--accent); font-weight:700; }
  .team-foot{ text-align:center; margin-top:32px; }

  /* ---------- What GSC does ---------- */
  .concept-grid{ display:grid; gap:18px; grid-template-columns:1fr; }
  @media (min-width:760px){ .concept-grid{ grid-template-columns:repeat(3,1fr); } }
  .concept{ background:var(--glass-bg); -webkit-backdrop-filter:var(--glass-blur); backdrop-filter:var(--glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-md); padding:24px; box-shadow:var(--glass-shadow); transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
  .concept:hover{ transform:translateY(-4px); box-shadow:var(--shadow); border-color:var(--accent); }
  .concept h3{ font-size:18px; margin:14px 0 8px; }
  .concept p{ font-size:15.5px; color:var(--text-soft); }

  /* ---------- Services ---------- */
  .svc-layout{ display:none; gap:8px; }
  @media (min-width:840px){ .svc-layout{ display:grid; grid-template-columns:0.85fr 1.6fr; gap:36px; } }
  .svc-list{ display:flex; flex-direction:column; }
  .svc-item{ display:flex; align-items:center; justify-content:space-between; gap:10px; padding:16px 4px 16px 16px; background:none; border:none; border-left:2px solid transparent; text-align:left; cursor:pointer; color:var(--text-soft); font-family:var(--font-body); font-weight:700; font-size:15px; border-bottom:1px solid var(--line); }
  .svc-item .n{ font-family:var(--font-display); font-size:12px; margin-right:10px; opacity:0.7; }
  .svc-item[aria-selected="true"]{ color:var(--text); border-left-color:var(--accent); background:var(--bg-raised); }
  .svc-item .arr{ opacity:0; transition:opacity .15s; color:var(--accent); flex-shrink:0; }
  .svc-item[aria-selected="true"] .arr{ opacity:1; }
  .svc-panel[hidden]{ display:none; }
  .svc-panel-inner{ background:var(--dk-glass-bg-strong); -webkit-backdrop-filter:var(--dk-glass-blur); backdrop-filter:var(--dk-glass-blur); border:1px solid var(--dk-glass-border); border-radius:var(--radius-lg); padding:30px; box-shadow:var(--dk-glass-shadow); }
  .svc-panel-inner h3{ font-size:23px; color:var(--dk-text); margin-bottom:10px; }
  .svc-panel-inner .desc{ font-size:15px; color:var(--dk-text-soft); margin-bottom:18px; }
  .svc-panel-inner .chip{ border-color:var(--dk-line); color:var(--dk-text-soft); }
  .cap-grid{ display:flex; flex-wrap:wrap; gap:9px; margin-bottom:18px; }
  .svc-outcome{ background:var(--dk-card-2); border-radius:var(--radius-sm); padding:16px; font-family:var(--font-display); font-style:italic; font-size:15.5px; color:var(--dk-text); margin-bottom:20px; }
  .svc-audit-flag{ font-size:12px; color:var(--text-soft); margin-top:-10px; margin-bottom:16px; font-style:italic; }
  .svc-panel-inner .svc-audit-flag{ color:var(--dk-text-soft); }

  .svc-accordion{ display:block; }
  @media (min-width:840px){ .svc-accordion{ display:none; } }
  .svc-accordion details{ border-bottom:1px solid var(--line); padding-block:14px; }
  .svc-accordion summary{ font-family:var(--font-display); font-size:17px; cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center; color:var(--text); }
  .svc-accordion summary::-webkit-details-marker{ display:none; }
  .svc-accordion summary::after{ content:"+"; font-size:22px; color:var(--accent); }
  .svc-accordion details[open] summary::after{ content:"\2013"; }
  .svc-accordion .body{ padding-top:14px; }

  /* ---------- Engagement ---------- */
  .eng-grid{ display:grid; gap:20px; grid-template-columns:1fr; }
  @media (min-width:760px){ .eng-grid{ grid-template-columns:1fr 1fr; } }
  .eng-card{ background:var(--glass-bg); -webkit-backdrop-filter:var(--glass-blur); backdrop-filter:var(--glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-lg); padding:30px; display:flex; flex-direction:column; gap:12px; box-shadow:var(--glass-shadow); transition:transform .18s, box-shadow .18s; }
  .eng-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow); }
  .eng-top{ display:flex; justify-content:space-between; align-items:flex-start; }
  .eng-model-no{ font-size:11px; letter-spacing:0.08em; color:var(--text-soft); font-weight:700; }
  .eng-card .tag{ font-size:12px; font-weight:700; letter-spacing:0.08em; text-transform:uppercase; color:var(--accent); }
  .eng-card h3{ font-size:23px; }
  .eng-card p.desc{ font-size:15.5px; color:var(--text-soft); }
  .eng-card.dark{ background:var(--dk-glass-bg-strong); -webkit-backdrop-filter:var(--dk-glass-blur); backdrop-filter:var(--dk-glass-blur); border-color:var(--dk-glass-border); color:var(--dk-text); box-shadow:var(--dk-glass-shadow); }
  .eng-card.dark .eng-model-no{ color:var(--dk-text-soft); }
  .eng-card.dark .tag{ color:var(--accent-bright); }
  .eng-card.dark h3{ color:var(--dk-text); }
  .eng-card.dark p.desc{ color:var(--dk-text-soft); }
  .eng-card.dark .icon-badge{ background:var(--dk-card-2); color:var(--accent-bright); }
  .eng-list{ display:flex; flex-direction:column; gap:10px; margin:2px 0 4px; }
  .eng-list li{ display:flex; align-items:flex-start; gap:10px; font-size:15.5px; line-height:1.4; }
  .eng-list li svg{ width:18px; height:18px; flex:none; margin-top:1px; color:var(--accent-green); }
  .eng-card.dark .eng-list li svg{ color:var(--accent-bright); }
  .eng-card.dark .eng-list li{ color:var(--dk-text-soft); }
  .eng-card:not(.dark) .eng-list li{ color:var(--text-soft); }

  /* ---------- Industries ---------- */
  .ind-grid{ display:grid; gap:16px; grid-template-columns:1fr; }
  @media (min-width:640px){ .ind-grid{ grid-template-columns:1fr 1fr; } }
  @media (min-width:960px){ .ind-grid{ grid-template-columns:repeat(4,1fr); } }
  .ind-card{ background:var(--glass-bg); -webkit-backdrop-filter:var(--glass-blur); backdrop-filter:var(--glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-md); padding:22px; box-shadow:var(--glass-shadow); transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease; }
  .ind-card:hover{ transform:translateY(-4px); box-shadow:var(--glass-shadow); border-color:var(--accent); background:linear-gradient(135deg, rgba(255,255,255,0.5), rgba(255,255,255,0.15) 50%, rgba(255,255,255,0.3)), var(--accent-tint); }
  .ind-card:hover .icon-badge{ background:var(--accent); }
  .ind-card:hover .icon-badge svg{ color:var(--on-accent); }
  .ind-card .icon-badge{ transition:background .2s ease; }
  .ind-card .icon-badge svg{ transition:color .2s ease; }
  .ind-card h3{ font-size:16px; margin:14px 0 6px; }
  .ind-card p{ font-size:15.5px; color:var(--text-soft); }
  .ind-caption{ margin-top:22px; font-size:10.5px; letter-spacing:0.08em; color:var(--text-soft); text-transform:uppercase; }

  /* ---------- Technology ---------- */
  .flow{ position:relative; display:grid; gap:26px; grid-template-columns:1fr; margin:46px 0 6px; }
  @media (min-width:900px){ .flow{ grid-template-columns:repeat(4,1fr); gap:22px; } }
  .flow-line{ display:none; }
  @media (min-width:900px){
    .flow-line{ display:block; position:absolute; top:34px; left:12.5%; right:12.5%; height:2px; background:var(--line); z-index:0; overflow:hidden; border-radius:2px; }
    .flow-line::after{ content:""; position:absolute; top:0; left:-30%; width:30%; height:100%; background:linear-gradient(90deg, transparent, var(--accent-bright), transparent); animation:flow-pulse 3.4s linear infinite; }
  }
  @media (prefers-reduced-motion:reduce){ .flow-line::after{ animation:none; } }
  @keyframes flow-pulse{ 0%{ left:-30%; } 100%{ left:100%; } }
  .flow-stage{ position:relative; z-index:1; background:var(--glass-bg); -webkit-backdrop-filter:var(--glass-blur); backdrop-filter:var(--glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-lg); padding:28px 22px 24px; text-align:center; box-shadow:var(--glass-shadow); transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
  .flow-stage:hover{ transform:translateY(-6px); box-shadow:var(--shadow); border-color:var(--accent); }
  .flow-icon{ width:56px; height:56px; border-radius:50%; background:var(--accent-tint); color:var(--accent); display:flex; align-items:center; justify-content:center; margin:0 auto 14px; transition:background .2s ease, color .2s ease; }
  .flow-icon svg{ width:25px; height:25px; }
  .flow-stage:hover .flow-icon{ background:var(--accent); color:var(--on-accent); }
  .flow-no{ position:absolute; top:14px; right:16px; font-size:11px; font-weight:700; letter-spacing:0.08em; color:var(--text-soft); }
  .flow-stage h3{ font-size:16.5px; margin-bottom:8px; }
  .flow-stage p{ font-size:15.5px; color:var(--text-soft); line-height:1.45; }
  .flow-chips{ display:flex; flex-wrap:wrap; gap:6px; justify-content:center; margin-top:14px; }
  .tool-chip{ display:inline-block; font-size:11.5px; font-weight:600; color:var(--text-soft); background:var(--bg-raised); border:1px solid var(--line); border-radius:999px; padding:4px 10px; white-space:nowrap; transition:color .18s ease, border-color .18s ease, background .18s ease; cursor:default; }
  .tool-chip:hover{ color:var(--accent); border-color:var(--accent); background:var(--accent-tint); }
  .ai-line{ font-family:var(--font-display); font-size:19px; font-style:italic; text-align:center; margin-block:8px 24px; }
  .stack-groups{ display:grid; gap:20px; grid-template-columns:1fr; margin-top:28px; }
  .stack-groups[hidden]{ display:none; }
  @media (min-width:760px){ .stack-groups{ grid-template-columns:repeat(3,1fr); } }
  .stack-group{ background:var(--glass-bg); -webkit-backdrop-filter:var(--glass-blur); backdrop-filter:var(--glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-md); padding:18px 20px; box-shadow:var(--glass-shadow); transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
  .stack-group:hover{ transform:translateY(-3px); box-shadow:var(--shadow); border-color:var(--accent); }
  .stack-group h4{ font-size:12px; letter-spacing:0.08em; text-transform:uppercase; color:var(--accent); margin-bottom:10px; font-weight:700; }
  .stack-group ul{ list-style:none; padding:0; display:flex; flex-direction:column; gap:6px; font-size:15.5px; color:var(--text-soft); }
  .stack-group li{ transition:color .15s ease; }
  .stack-group li:hover{ color:var(--text); }

  /* ---------- Journey ---------- */
  .step-row{ position:relative; display:flex; gap:10px; overflow-x:auto; padding-bottom:10px; margin-bottom:36px; scrollbar-width:none; }
  .step-row::-webkit-scrollbar{ display:none; }
  .step-track{ position:absolute; left:8.333%; right:8.333%; top:17px; height:2px; background:var(--line); z-index:0; border-radius:2px; }
  .step-track-fill{ position:absolute; inset:0; width:0%; background:var(--accent); border-radius:2px; transition:width .55s cubic-bezier(.4,0,.2,1); }
  .step-btn{ position:relative; z-index:1; flex:1; min-width:110px; background:none; border:none; cursor:pointer; display:flex; flex-direction:column; align-items:center; gap:10px; padding:6px 4px 14px; color:var(--text-soft); font-family:var(--font-body); }
  .step-btn .circ{ width:34px; height:34px; border-radius:50%; border:1.5px solid var(--line); background:var(--card); display:flex; align-items:center; justify-content:center; font-family:var(--font-display); font-weight:700; font-size:13px; color:var(--text-soft); flex-shrink:0; transition:all .25s ease; }
  .step-btn .circ svg{ width:15px; height:15px; }
  .step-btn[data-state="active"]{ color:var(--text); }
  .step-btn[data-state="active"] .circ{ background:var(--accent); border-color:var(--accent); color:var(--on-accent); box-shadow:0 0 0 5px var(--accent-tint); transform:scale(1.08); }
  .step-btn[data-state="done"]{ color:var(--text); }
  .step-btn[data-state="done"] .circ{ background:var(--accent); border-color:var(--accent); color:var(--on-accent); }
  .step-btn .lbl{ font-size:12.5px; font-weight:700; white-space:nowrap; }
  .journey-detail{ display:grid; gap:22px; grid-template-columns:1fr; background:var(--dk-glass-bg-strong); -webkit-backdrop-filter:var(--dk-glass-blur); backdrop-filter:var(--dk-glass-blur); border:1px solid var(--dk-glass-border); border-radius:var(--radius-lg); padding:30px; box-shadow:var(--dk-glass-shadow); }
  @media (min-width:780px){ .journey-detail{ grid-template-columns:1fr 1fr; } }
  .journey-detail .stepno{ font-size:12px; letter-spacing:0.1em; font-weight:700; color:var(--accent); text-transform:uppercase; margin-bottom:8px; }
  .journey-detail h3{ font-size:24px; color:var(--dk-text); margin-bottom:10px; }
  .journey-detail .lead{ font-size:15px; color:var(--dk-text-soft); }
  .jd-bullets{ display:flex; flex-direction:column; gap:10px; }
  .jd-bullet{ border:1px solid var(--dk-line); border-radius:10px; padding:12px 14px; font-size:15.5px; color:var(--dk-text); display:flex; align-items:center; gap:10px; }
  .jd-bullet .dot{ width:6px; height:6px; border-radius:50%; background:var(--accent); flex-shrink:0; }

  /* ---------- Testimonials ---------- */
  .quote-wrap{ max-width:760px; margin-inline:auto; text-align:center; position:relative; min-height:200px; }
  .quote-slide{ display:none; }
  .quote-slide.active{ display:block; }
  .quote-mark{ font-family:var(--font-display); font-size:54px; color:var(--accent); line-height:1; margin-bottom:4px; }
  .quote-text{ font-family:var(--font-display); font-size:clamp(1.1rem,2.2vw,1.4rem); line-height:1.42; margin-bottom:18px; }
  .quote-attr{ font-weight:700; font-size:14px; }
  .quote-src{ font-size:12.5px; color:var(--text-soft); margin-top:4px; }
  .quote-nav{ display:flex; justify-content:center; gap:10px; margin-top:24px; }
  .quote-dot{ width:9px; height:9px; border-radius:50%; border:none; background:var(--line); cursor:pointer; padding:0; }
  .quote-dot.active{ background:var(--accent); }

  /* ---------- FAQ ---------- */
  .faq-layout{ display:grid; gap:34px; grid-template-columns:1fr; }
  @media (min-width:840px){ .faq-layout{ grid-template-columns:0.85fr 1.6fr; } }
  .faq-list details{ border-bottom:1px solid var(--line); padding-block:16px; }
  .faq-list summary{ font-family:var(--font-display); font-size:17px; cursor:pointer; list-style:none; display:flex; justify-content:space-between; gap:16px; align-items:center; }
  .faq-list summary::-webkit-details-marker{ display:none; }
  .faq-list summary::after{ content:"+"; font-size:22px; color:var(--accent); flex-shrink:0; }
  .faq-list details[open] summary::after{ content:"\2013"; }

  /* ---------- Read-more (expandable long copy, AEO/GEO-safe: full text stays in HTML) ---------- */
  .rm-lede{ margin-bottom:8px; }
  details.read-more{ margin-top:2px; }
  details.read-more summary{ cursor:pointer; list-style:none; display:inline-flex; align-items:center; gap:6px; font-size:13.5px; font-weight:700; color:var(--accent); }
  details.read-more summary::-webkit-details-marker{ display:none; }
  details.read-more summary:hover{ color:var(--accent-bright); }
  details.read-more .rm-less{ display:none; }
  details.read-more[open] .rm-more{ display:none; }
  details.read-more[open] .rm-less{ display:inline; }
  details.read-more .rm-chev{ width:9px; height:9px; flex-shrink:0; transition:transform .2s ease; }
  details.read-more[open] .rm-chev{ transform:rotate(180deg); }
  details.read-more .read-more-body{ margin-top:10px; }
  details.read-more .read-more-body p{ margin:0 0 10px; }
  details.read-more .read-more-body p:last-child{ margin-bottom:0; }
  details.read-more .read-more-body ul{ margin:0; padding-left:20px; }
  .rm-bullets{ margin:10px 0 0; padding-left:20px; }
  .rm-bullets li{ margin-bottom:6px; }
  .rm-bullets li:last-child{ margin-bottom:0; }
  .faq-list .body{ padding-top:12px; font-size:15.5px; color:var(--text-soft); max-width:60ch; }

  /* ---------- Security ---------- */
  .sec-grid{ display:grid; gap:26px; grid-template-columns:1fr; align-items:start; }
  @media (min-width:860px){ .sec-grid{ grid-template-columns:1.2fr 1fr; } }
  .sec-badges{ display:flex; flex-wrap:wrap; gap:10px; }
  .sec-badge{ display:flex; align-items:center; gap:8px; border:1px solid var(--line); border-radius:999px; padding:9px 15px; font-size:13px; font-weight:600; color:var(--text); }
  .sec-badge svg{ width:15px; height:15px; color:var(--accent); }
  .sec-card{ background:color-mix(in srgb, var(--dk-bg2) 92%, transparent); -webkit-backdrop-filter:var(--dk-glass-blur); backdrop-filter:var(--dk-glass-blur); border:1px solid var(--dk-glass-border); border-radius:var(--radius-lg); padding:26px; box-shadow:var(--dk-glass-shadow); }
  .sec-card p{ font-size:15.5px; color:var(--dk-text-soft); margin-bottom:16px; }

  /* ---------- Final CTA ---------- */
  .final-cta{ text-align:center; padding-block:84px; background:var(--bg); border-top:1px solid var(--line); }
  .final-cta h2{ color:var(--text); font-size:clamp(1.9rem,4.2vw,2.8rem); max-width:26ch; margin-inline:auto; }
  .final-cta p{ color:var(--text-soft); max-width:52ch; margin:16px auto 30px; font-size:16px; }
  .final-ctas{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }

  /* ---------- Footer ---------- */
  footer{ padding-block:60px 34px; }
  .foot-top{ display:grid; gap:36px; grid-template-columns:1fr; margin-bottom:44px; }
  @media (min-width:760px){ .foot-top{ grid-template-columns:1.3fr 1fr 1fr 1fr 1fr; } }
  .foot-brand p{ font-size:15.5px; color:var(--dk-text-soft); max-width:32ch; margin-top:12px; }
  .foot-brand .accentline{ color:var(--accent-bright); font-weight:600; }
  .foot-brand .badges{ display:flex; gap:8px; margin-top:16px; }
  .foot-badge{ font-size:11px; font-weight:700; border:1px solid var(--dk-line); border-radius:999px; padding:5px 10px; color:var(--dk-text-soft); }
  .foot-col h5{ font-size:11.5px; letter-spacing:0.08em; text-transform:uppercase; color:var(--dk-text-soft); margin-bottom:14px; font-weight:700; }
  .foot-col ul{ list-style:none; padding:0; display:flex; flex-direction:column; gap:10px; }
  .foot-col button, .foot-col a{ background:none; border:none; padding:0; font-family:var(--font-body); font-size:14px; color:#B9C3D4; cursor:pointer; text-align:left; text-decoration:none; display:flex; gap:8px; align-items:center; }
  .foot-col button:hover, .foot-col a:hover{ color:var(--dk-text); }
  .foot-contact{ display:grid; gap:22px; grid-template-columns:1fr; padding-block:30px; border-top:1px solid var(--dk-line); }
  @media (min-width:760px){ .foot-contact{ grid-template-columns:repeat(4,1fr); } }
  .foot-contact h5{ font-size:11.5px; letter-spacing:0.06em; text-transform:uppercase; color:var(--dk-text-soft); font-weight:700; margin-bottom:8px; }
  .foot-contact p, .foot-contact a{ font-size:15.5px; color:#D6DCE6; text-decoration:none; }
  .foot-bottom{ border-top:1px solid var(--dk-line); padding-top:24px; margin-top:8px; display:flex; flex-wrap:wrap; justify-content:space-between; gap:14px; font-size:12px; color:var(--dk-text-soft); }
  .legal-row{ display:flex; gap:16px; flex-wrap:wrap; }

  /* ---------- Contact dialog ---------- */
  dialog#contact{ border:1px solid var(--glass-border); border-radius:var(--radius-lg); padding:0; width:min(480px,92vw); background:var(--glass-bg-strong); -webkit-backdrop-filter:var(--glass-blur); backdrop-filter:var(--glass-blur); color:var(--text); box-shadow:var(--glass-shadow); }
  dialog#contact::backdrop{ background:rgba(6,8,12,0.6); backdrop-filter:blur(2px); }
  .dlg-inner{ padding:30px; }
  .dlg-head{ display:flex; justify-content:space-between; align-items:flex-start; margin-bottom:18px; gap:16px; }
  .dlg-head h3{ font-size:22px; }
  .dlg-head p{ font-size:15.5px; color:var(--text-soft); margin-top:6px; }
  .dlg-close{ background:none; border:none; font-size:22px; cursor:pointer; color:var(--text-soft); line-height:1; }
  .field{ display:flex; flex-direction:column; gap:6px; margin-bottom:14px; }
  .field label{ font-size:12.5px; font-weight:700; color:var(--text-soft); }
  .field input, .field select, .field textarea{ font-family:var(--font-body); font-size:16px; padding:11px 13px; border-radius:var(--radius-sm); border:1px solid var(--line); background:var(--bg); color:var(--text); resize:vertical; }
  .field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible{ outline:2px solid var(--accent); outline-offset:1px; }
  .dlg-fineprint{ font-size:11.5px; color:var(--text-soft); margin-top:12px; }
  .dlg-success{ text-align:center; padding:36px 6px 8px; }
  .dlg-success-badge{ position:relative; width:60px; height:60px; margin:0 auto 18px; border-radius:50%; background:var(--live); color:var(--on-accent); display:flex; align-items:center; justify-content:center; animation:dlg-success-pop .45s cubic-bezier(.34,1.56,.64,1); }
  .dlg-success-check{ width:28px; height:28px; }
  .dlg-success h3{ font-size:20px; margin-bottom:8px; }
  .dlg-success p{ font-size:15.5px; color:var(--text-soft); max-width:34ch; margin-inline:auto; }
  @keyframes dlg-success-pop{ 0%{ transform:scale(0); } 60%{ transform:scale(1.15); } 100%{ transform:scale(1); } }
  .dlg-burst-dot{ position:absolute; top:50%; left:50%; width:6px; height:6px; border-radius:50%; background:var(--accent-bright); transform:translate(-50%,-50%) rotate(var(--a)) translateY(0); opacity:0; animation:dlg-burst .65s ease-out forwards; animation-delay:.05s; }
  @keyframes dlg-burst{ 0%{ opacity:1; transform:translate(-50%,-50%) rotate(var(--a)) translateY(0) scale(1); } 100%{ opacity:0; transform:translate(-50%,-50%) rotate(var(--a)) translateY(-36px) scale(.4); } }
  @media (prefers-reduced-motion:reduce){ .dlg-success-badge, .dlg-burst-dot{ animation:none; } .dlg-burst-dot{ display:none; } }

  .reveal{ opacity:0; transform:translateY(22px) scale(.985); filter:blur(4px); transition:opacity .8s cubic-bezier(.16,1,.3,1), transform .8s cubic-bezier(.16,1,.3,1), filter .8s cubic-bezier(.16,1,.3,1); }
  .reveal.in{ opacity:1; transform:none; filter:blur(0); }
  @media (prefers-reduced-motion:reduce){ .reveal{ opacity:1; transform:none; filter:none; transition:none; } }

  /* ---------- Futuristic system layer ---------- */
  html{ scroll-behavior:smooth; }
  @media (prefers-reduced-motion:reduce){ html{ scroll-behavior:auto; } }
  ::-webkit-scrollbar{ width:10px; height:10px; }
  ::-webkit-scrollbar-track{ background:var(--bg); }
  ::-webkit-scrollbar-thumb{ background:linear-gradient(180deg, var(--accent-bright), var(--accent)); border-radius:99px; border:2px solid var(--bg); }
  html{ scrollbar-color:var(--accent) var(--bg); }

  .grain{ position:fixed; inset:0; z-index:9999; pointer-events:none; opacity:0.035; mix-blend-mode:overlay;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
  @media (prefers-reduced-motion:reduce){ .grain{ display:none; } }

  .cursor-glow{ position:fixed; z-index:2; top:0; left:0; width:420px; height:420px; margin:-210px 0 0 -210px; border-radius:50%;
    background:radial-gradient(circle, var(--accent-tint), transparent 70%); pointer-events:none; opacity:0; transition:opacity .4s ease; will-change:transform; filter:blur(6px); }
  .cursor-glow.active{ opacity:1; }
  @media (max-width:900px), (prefers-reduced-motion:reduce){ .cursor-glow{ display:none; } }

  .grad-text{ background:linear-gradient(100deg, var(--accent) 0%, var(--accent-bright) 30%, #FFF3B0 50%, var(--accent-bright) 70%, var(--accent) 100%);
    background-size:250% auto; -webkit-background-clip:text; background-clip:text; color:transparent; animation:grad-shift 6s linear infinite; }
  @keyframes grad-shift{ 0%{ background-position:0% 50%; } 100%{ background-position:250% 50%; } }
  @media (prefers-reduced-motion:reduce){ .grad-text{ animation:none; background-position:0 0; } }

  .stat-card, .cred-card, .concept, .ind-card, .team-card, .flow-stage, .eng-card{ transition:transform .35s cubic-bezier(.22,1,.36,1), box-shadow .35s ease, border-color .2s ease, background .2s ease; will-change:transform; }
  @media (prefers-reduced-motion:reduce){ .stat-card, .cred-card, .concept, .ind-card, .team-card, .flow-stage, .eng-card{ transition:box-shadow .2s ease, border-color .2s ease; } }

  .btn-primary{ position:relative; }
  .btn-primary::after{ content:""; position:absolute; inset:-2px; border-radius:999px; background:linear-gradient(90deg, var(--accent), var(--accent-bright), var(--accent)); z-index:-1; opacity:0; filter:blur(10px); transition:opacity .3s ease; }
  .btn-primary:hover::after{ opacity:0.75; }
  .btn-primary.cta{ animation:cta-pulse 3.2s ease-in-out infinite; }
  @keyframes cta-pulse{ 0%,100%{ box-shadow:0 0 0 0 rgba(31,60,136,0.35); } 50%{ box-shadow:0 0 0 10px rgba(31,60,136,0); } }
  @media (prefers-reduced-motion:reduce){ .btn-primary.cta{ animation:none; } }

  .hero-net{ position:absolute; inset:0; z-index:0; opacity:0.55; pointer-events:none; }
  @media (max-width:700px){ .hero-net{ opacity:0.3; } }

  .flow-line{ overflow:visible !important; }
  .flow-packet{ position:absolute; top:50%; left:0; width:9px; height:9px; margin-top:-4.5px; border-radius:50%; background:var(--accent-bright); box-shadow:0 0 10px 3px var(--accent-bright), 0 0 22px 6px var(--accent-tint); animation:packet-move 3.4s cubic-bezier(.45,0,.55,1) infinite; }
  @keyframes packet-move{ 0%{ left:0%; opacity:0; } 8%{ opacity:1; } 92%{ opacity:1; } 100%{ left:100%; opacity:0; } }
  @media (prefers-reduced-motion:reduce){ .flow-packet{ display:none; } }

  /* ---------- Ask AI band ---------- */
  .ask-ai{ padding-block:22px; background:var(--bg-raised); }
  .ask-ai-row{ display:flex; justify-content:center; }
  .ask-ai-glass{ display:flex; flex-wrap:wrap; align-items:center; justify-content:center; gap:18px 28px; text-align:center; background:var(--glass-bg); -webkit-backdrop-filter:var(--glass-blur); backdrop-filter:var(--glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-lg); padding:16px 28px; box-shadow:var(--glass-shadow); }
  .ask-ai-label{ display:flex; align-items:center; gap:8px; font-size:13.5px; font-weight:700; color:var(--text); }
  .ask-ai-label svg{ width:16px; height:16px; color:var(--accent); flex-shrink:0; }
  .ask-ai-links{ display:flex; flex-wrap:wrap; gap:16px; justify-content:center; }
  .ask-ai-icon{ display:flex; flex-direction:column; align-items:center; gap:7px; text-decoration:none; color:var(--text-soft); font-size:11.5px; font-weight:700; transition:transform .18s ease; }
  .ask-ai-icon:hover{ transform:translateY(-3px); color:var(--text); }
  .ai-badge{ width:46px; height:46px; border-radius:14px; display:flex; align-items:center; justify-content:center; box-shadow:var(--shadow); transition:box-shadow .18s ease; }
  .ask-ai-icon:hover .ai-badge{ box-shadow:0 6px 18px -4px rgba(31,60,136,0.35); }
  .ai-badge svg{ width:24px; height:24px; }
  .ai-chatgpt{ background:#0F0F10; color:#fff; }
  .ai-perplexity{ background:#1FB6C9; color:#06282C; }
  .ai-google{ background:#fff; border:1px solid var(--line); }
  .ai-google svg{ width:26px; height:26px; }

  /* ---------- Side inquiry tab ---------- */
  .side-tab{ position:fixed; top:52%; right:0; transform:translateY(-50%); z-index:45; display:flex; align-items:center; }
  .side-tab-panel{ width:290px; margin-right:-310px; background:var(--glass-bg-strong); -webkit-backdrop-filter:var(--dk-glass-blur); backdrop-filter:var(--dk-glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-lg) 0 0 var(--radius-lg); box-shadow:var(--glass-shadow); padding:22px 22px 24px; transition:margin-right .32s cubic-bezier(.4,0,.2,1); }
  .side-tab.open .side-tab-panel, .side-tab:hover .side-tab-panel, .side-tab:focus-within .side-tab-panel{ margin-right:0; }
  .side-tab-panel .pill{ display:inline-block; font-size:11px; font-weight:700; letter-spacing:0.05em; text-transform:uppercase; color:var(--accent); background:var(--accent-tint); border-radius:999px; padding:5px 12px; margin-bottom:12px; }
  .side-tab-panel h4{ font-size:19px; margin-bottom:8px; }
  .side-tab-panel p{ font-size:15.5px; color:var(--text-soft); margin-bottom:14px; }
  .side-tab-panel ul{ list-style:none; padding:0; margin:0 0 16px; display:flex; flex-direction:column; gap:8px; }
  .side-tab-panel li{ font-size:13px; color:var(--text); display:flex; align-items:center; gap:8px; }
  .side-tab-panel li::before{ content:""; width:7px; height:7px; border-radius:50%; background:var(--accent); flex-shrink:0; }
  .side-tab-handle{ flex-shrink:0; width:44px; height:176px; background:var(--accent); color:var(--on-accent); border:none; cursor:pointer; border-radius:10px 0 0 10px; box-shadow:var(--shadow); display:flex; align-items:center; justify-content:center; position:relative; }
  .side-tab-handle .label{ position:absolute; top:50%; left:50%; display:flex; align-items:center; gap:7px; white-space:nowrap; transform:translate(-50%,-50%) rotate(-90deg); font-family:var(--font-body); font-weight:800; font-size:12px; letter-spacing:0.08em; text-transform:uppercase; }
  .side-tab-handle svg{ width:15px; height:15px; flex-shrink:0; }
  @media (max-width:640px){ .side-tab{ display:none; } }

  /* ---------- Chat widget ---------- */
  .chat-fab{ position:fixed; bottom:22px; right:22px; z-index:46; width:58px; height:58px; border-radius:50%; background:var(--accent); color:var(--on-accent); border:none; cursor:pointer; box-shadow:var(--shadow); display:flex; align-items:center; justify-content:center; transition:transform .18s ease; }
  .chat-fab:hover{ transform:translateY(-2px) scale(1.04); }
  .chat-fab svg{ width:24px; height:24px; }
  .chat-fab .ico-close{ display:none; }
  .chat-fab[aria-expanded="true"] .ico-chat{ display:none; }
  .chat-fab[aria-expanded="true"] .ico-close{ display:block; }
  .chat-panel{ position:fixed; bottom:92px; right:22px; z-index:46; width:min(360px,88vw); max-height:min(520px,70vh); background:var(--glass-bg-strong); -webkit-backdrop-filter:var(--dk-glass-blur); backdrop-filter:var(--dk-glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-lg); box-shadow:var(--glass-shadow); display:flex; flex-direction:column; overflow:hidden; opacity:0; transform:translateY(10px) scale(0.98); pointer-events:none; transition:opacity .2s ease, transform .2s ease; }
  .chat-panel.open{ opacity:1; transform:none; pointer-events:auto; }
  .chat-head{ background:var(--dk-bg); color:var(--dk-text); padding:16px 18px; display:flex; align-items:center; gap:10px; flex-shrink:0; }
  .chat-head .dot{ width:8px; height:8px; border-radius:50%; background:var(--live); flex-shrink:0; }
  .chat-head strong{ display:block; font-size:14.5px; }
  .chat-head span{ font-size:11.5px; color:var(--dk-text-soft); }
  .chat-body{ flex:1; overflow-y:auto; padding:16px 18px; display:flex; flex-direction:column; gap:10px; }
  .chat-msg{ max-width:86%; font-size:13.5px; line-height:1.5; padding:10px 13px; border-radius:14px; }
  .chat-msg.bot{ background:var(--bg-raised); color:var(--text); align-self:flex-start; border-bottom-left-radius:4px; }
  .chat-msg.user{ background:var(--accent); color:var(--on-accent); align-self:flex-end; border-bottom-right-radius:4px; font-weight:600; }
  .chat-quick{ display:flex; flex-direction:column; gap:6px; margin-top:2px; }
  .chat-quick button{ text-align:left; font-family:var(--font-body); font-size:12.5px; font-weight:700; color:var(--accent); background:var(--accent-tint); border:none; border-radius:10px; padding:9px 12px; cursor:pointer; }
  .chat-quick button:hover{ background:var(--accent); color:var(--on-accent); }
  .chat-foot{ border-top:1px solid var(--line); padding:12px 14px; display:flex; gap:8px; flex-shrink:0; }
  .chat-foot input{ flex:1; font-family:var(--font-body); font-size:13.5px; border:1px solid var(--line); border-radius:999px; padding:9px 14px; background:var(--bg); color:var(--text); }
  .chat-foot input:focus-visible{ outline:2px solid var(--accent); outline-offset:1px; }
  .chat-foot button{ background:var(--accent); color:var(--on-accent); border:none; border-radius:999px; width:38px; height:38px; flex-shrink:0; cursor:pointer; display:flex; align-items:center; justify-content:center; }
  .chat-foot button svg{ width:16px; height:16px; }
  @media (max-width:480px){ .chat-panel{ right:14px; bottom:86px; width:calc(100vw - 28px); } .chat-fab{ right:14px; bottom:16px; } }

  /* ============================================================
     CAS page — its own component language (built on the shared
     tokens/buttons/eyebrow/header/footer, but not the homepage's
     card/section components).
  ============================================================ */
  .cas-section{ padding-block:76px; border-top:1px solid var(--line); position:relative; }
  .cas-section.on-raised{ background:var(--bg-raised); }
  .cas-ledger-bg{ background-image:repeating-linear-gradient(to bottom, transparent 0, transparent 27px, var(--line) 27px, var(--line) 28px); background-position:0 40px; }

  /* --- Hero --- */
  .cas-hero{ position:relative; overflow:hidden; padding-block:60px 76px; background:linear-gradient(165deg, var(--dk-bg) 0%, var(--dk-bg2) 100%); color:var(--dk-text); }
  .cas-hero-grid{ display:grid; gap:44px; align-items:center; }
  @media (min-width:980px){ .cas-hero-grid{ grid-template-columns:1.05fr 0.95fr; gap:52px; } }
  .cas-h1{ font-size:clamp(2.2rem,5vw,3.3rem); line-height:1.1; color:var(--dk-text); margin-block:16px 18px; }
  .cas-h1 em{ font-style:normal; }
  .cas-hero-sub{ font-size:17px; color:var(--dk-text-soft); max-width:46ch; margin-bottom:26px; }
  .cas-hero .trust-line{ color:var(--dk-text-soft); }
  .cas-hero .trust-line b{ color:var(--dk-text); }
  .cas-btn-ghost-dark{ border-color:var(--dk-line); color:var(--dk-text); }
  .cas-btn-ghost-dark:hover{ background:rgba(255,255,255,0.06); }

  /* --- Hero illustration: system blueprint roadmap --- */
  .adv-hero-visual{ position:relative; min-height:380px; z-index:1; }
  .adv-glow{ position:absolute; border-radius:50%; filter:blur(54px); opacity:0.55; pointer-events:none; }
  .adv-glow--a{ width:260px; height:260px; background:var(--accent); top:-60px; right:-10px; animation:adv-drift 9s ease-in-out infinite; }
  .adv-glow--b{ width:220px; height:220px; background:#2f4d90; bottom:-40px; left:0; animation:adv-drift 11s ease-in-out infinite reverse; }
  @keyframes adv-drift{ 0%,100%{ transform:translate(0,0); } 50%{ transform:translate(14px,-10px); } }
  .adv-blueprint-card{ position:relative; z-index:2; max-width:380px; margin-inline:auto; background:var(--dk-glass-bg-strong); -webkit-backdrop-filter:var(--dk-glass-blur); backdrop-filter:var(--dk-glass-blur); border:1px solid var(--dk-glass-border); border-radius:var(--radius-lg); padding:26px 22px 28px; box-shadow:var(--dk-glass-shadow); }
  .adv-bp-head{ display:flex; justify-content:space-between; align-items:baseline; margin-bottom:26px; }
  .adv-bp-title{ font-family:var(--font-display); font-size:17px; font-weight:600; color:var(--dk-text); }
  .adv-bp-tag{ font-size:10.5px; text-transform:uppercase; letter-spacing:0.08em; color:var(--dk-text-soft); font-weight:700; }
  .adv-flow{ display:flex; align-items:flex-start; }
  .adv-node{ display:flex; flex-direction:column; align-items:center; gap:9px; flex:1; text-align:center; min-width:0; }
  .adv-node-icon{ width:42px; height:42px; border-radius:11px; background:rgba(255,255,255,0.05); border:1.5px solid var(--dk-glass-border); display:flex; align-items:center; justify-content:center; color:var(--dk-text-soft); flex-shrink:0; }
  .adv-node-icon svg{ width:20px; height:20px; }
  .adv-node.is-new .adv-node-icon{ border-color:var(--accent-bright); background:rgba(255,222,89,0.14); color:var(--accent-bright); }
  .adv-node-label{ font-size:11px; font-weight:700; color:var(--dk-text); line-height:1.3; }
  .adv-connector{ flex:0 0 22px; height:1.5px; margin-top:21px; background-image:linear-gradient(90deg, var(--dk-glass-border) 0 6px, transparent 6px 10px); background-size:10px 1.5px; background-repeat:repeat-x; }
  .cas-badge-star{ color:var(--accent-bright); margin-right:4px; }
  .adv-float{ position:absolute; background:var(--dk-glass-bg-strong); -webkit-backdrop-filter:var(--dk-glass-blur); backdrop-filter:var(--dk-glass-blur); border:1px solid var(--dk-glass-border); border-radius:var(--radius-md); padding:12px 16px; font-size:12.5px; font-weight:700; color:var(--dk-text); line-height:1.4; box-shadow:var(--dk-glass-shadow); animation:adv-float 6s ease-in-out infinite; z-index:20; }
  @keyframes adv-float{ 0%,100%{ transform:translateY(0); } 50%{ transform:translateY(-7px); } }
  .adv-float--a{ top:-30px; right:-14px; animation-delay:.4s; }
  .adv-float--b{ bottom:-22px; left:-18px; animation-delay:.9s; }
  @media (prefers-reduced-motion:reduce){ .adv-glow, .adv-float{ animation:none; } }
  @media (max-width:899px){
    .adv-hero-visual{ min-height:0; }
    .adv-glow, .adv-float{ display:none; }
    .adv-blueprint-card{ margin-inline:0; max-width:100%; }
  }

  /* --- Expandable workflow tiles --- */
  .cas-tiles{ display:grid; grid-template-columns:1fr; gap:14px; }
  @media (min-width:640px){ .cas-tiles{ grid-template-columns:repeat(2,1fr); } }
  @media (min-width:1080px){ .cas-tiles{ grid-template-columns:repeat(3,1fr); } }
  .cas-tile{ position:relative; background:var(--glass-bg); -webkit-backdrop-filter:var(--glass-blur); backdrop-filter:var(--glass-blur); border:1px solid var(--glass-border); border-radius:var(--radius-md); box-shadow:var(--glass-shadow); overflow:hidden; transition:box-shadow .2s ease, border-color .2s ease, transform .2s ease; }
  .cas-tile:not(.open):hover{ transform:translateY(-3px); border-color:rgba(31,60,136,0.4); box-shadow:0 14px 30px -12px rgba(16,42,94,0.28); }
  .cas-tile.open{ grid-column:1/-1; border-color:var(--accent); }
  .cas-tile::before{ content:''; position:absolute; inset:0; background:linear-gradient(115deg, transparent 30%, rgba(31,60,136,0.14) 48%, transparent 66%); transform:translateX(-120%); pointer-events:none; z-index:1; }
  .cas-tile:not(.open):hover::before{ transform:translateX(120%); transition:transform .85s cubic-bezier(.2,.7,.3,1); }
  .cas-tile:not(:hover)::before{ transition:none; }
  @media (prefers-reduced-motion:reduce){ .cas-tile::before{ display:none; } .cas-tile:not(.open):hover{ transform:none; } }
  .cas-tile-head{ width:100%; display:flex; align-items:center; gap:12px; padding:18px 20px; background:none; border:none; cursor:pointer; text-align:left; font-family:var(--font-body); }
  .cas-tile-no{ font-family:var(--font-display); font-size:13px; color:var(--accent); flex-shrink:0; width:22px; }
  .cas-tile-name{ font-weight:700; font-size:15.5px; color:var(--text); flex:1; }
  .cas-tile-plus{ font-size:20px; color:var(--accent); flex-shrink:0; transition:transform .25s; line-height:1; }
  .cas-tile.open .cas-tile-plus{ transform:rotate(45deg); }
  .cas-tile-body{ display:none; padding:0 20px 22px 54px; }
  .cas-tile.open .cas-tile-body{ display:block; animation:cas-tile-in .35s ease; }
  @keyframes cas-tile-in{ from{ opacity:0; transform:translateY(-6px); } to{ opacity:1; transform:none; } }
  .cas-tile-body .desc{ font-size:14.5px; color:var(--text-soft); margin-bottom:14px; max-width:60ch; }
  .cas-tile-body .cap-grid{ margin-bottom:14px; }
  .cas-tile-outcome{ font-family:var(--font-display); font-size:15px; color:var(--text); border-left:2px solid var(--accent); padding-left:12px; margin-bottom:16px; max-width:56ch; }
  @media (prefers-reduced-motion:reduce){ .cas-tile-body.open{ animation:none; } }

  .cas-inline-cta{ margin-top:30px; display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:14px; background:var(--bg-raised); border-radius:var(--radius-sm); padding:16px 20px; }
  .cas-inline-cta span:first-child{ font-family:var(--font-display); font-size:15.5px; color:var(--text); }

  /* --- Timeline --- */
  .cas-timeline{ position:relative; display:flex; flex-direction:column; margin-top:8px; }
  @media (min-width:900px){ .cas-timeline{ flex-direction:row; } }
  .cas-timeline-rail{ position:absolute; overflow:hidden; background:var(--line); }
  @media (max-width:899px){ .cas-timeline-rail{ left:19px; top:6px; bottom:6px; width:2px; } }
  @media (min-width:900px){ .cas-timeline-rail{ left:40px; right:40px; top:19px; height:2px; } }
  .cas-timeline-fill{ position:absolute; inset:0; background:var(--accent); transform-origin:left; transform:scaleX(var(--progress,0)); transition:transform .12s linear; }
  @media (max-width:899px){ .cas-timeline-fill{ transform-origin:top; transform:scaleY(var(--progress,0)); } }
  @media (prefers-reduced-motion:reduce){ .cas-timeline-fill{ transition:none; } }
  .cas-timeline-step{ position:relative; flex:1; display:flex; gap:16px; padding-block:16px; }
  @media (min-width:900px){ .cas-timeline-step{ flex-direction:column; align-items:center; text-align:center; padding-inline:12px; } }
  .cas-timeline-dot{ width:40px; height:40px; border-radius:50%; background:var(--card); border:2px solid var(--line); display:flex; align-items:center; justify-content:center; font-family:var(--font-display); font-weight:700; font-size:14px; color:var(--text-soft); flex-shrink:0; z-index:1; transition:border-color .3s, color .3s, background .3s; }
  .cas-timeline-step.is-active .cas-timeline-dot{ border-color:var(--accent); background:var(--accent); color:var(--on-accent); }
  .cas-timeline-copy h3{ font-size:17px; margin-bottom:4px; }
  .cas-timeline-copy p{ font-size:14px; color:var(--text-soft); max-width:26ch; }
  @media (min-width:900px){ .cas-timeline-copy p{ margin-inline:auto; } }
  .cas-timeline-note{ max-width:560px; margin:34px auto 0; text-align:center; font-family:var(--font-display); font-size:16px; color:var(--text-soft); }

  /* --- Signs you've outgrown your setup: interactive checklist --- */
  .cas-signs{ display:flex; flex-direction:column; gap:2px; margin-top:8px; background:var(--line); border-radius:var(--radius-md); overflow:hidden; }
  .cas-sign-row{ background:var(--card); padding:20px 24px; display:grid; grid-template-columns:auto 1fr; gap:16px; align-items:start; cursor:pointer; transition:background .2s ease; -webkit-tap-highlight-color:transparent; }
  .cas-sign-row:hover{ background:var(--bg-raised); }
  .cas-sign-row:focus-visible{ outline:2px solid var(--accent); outline-offset:-2px; }
  .cas-sign-box{ width:24px; height:24px; border-radius:6px; border:1.6px solid var(--accent); flex-shrink:0; margin-top:2px; display:flex; align-items:center; justify-content:center; color:var(--on-accent); transition:background .2s ease, border-color .2s ease; }
  .cas-sign-check{ width:15px; height:15px; opacity:0; transform:scale(.4); transition:opacity .18s ease, transform .28s cubic-bezier(.34,1.56,.64,1); }
  .cas-sign-row.is-checked .cas-sign-box{ background:var(--accent); border-color:var(--accent); animation:cas-sign-pop .4s ease; }
  .cas-sign-row.is-checked .cas-sign-check{ opacity:1; transform:scale(1); }
  @keyframes cas-sign-pop{ 0%{ transform:scale(1); } 45%{ transform:scale(1.22); } 100%{ transform:scale(1); } }
  .cas-sign-row h3{ font-size:16px; font-weight:700; color:var(--text); margin-bottom:4px; transition:color .2s ease; }
  .cas-sign-row.is-checked h3{ color:var(--text-soft); }
  .cas-sign-row p{ font-size:13.5px; color:var(--text-soft); }
  .signs-counter-chip{ display:inline-flex; align-items:center; gap:6px; padding:5px 14px; border-radius:999px; background:var(--accent-tint); color:var(--accent); font-weight:700; font-size:12.5px; opacity:0; transform:translateY(4px); transition:opacity .25s ease, transform .25s ease; }
  .signs-counter-chip.is-visible{ opacity:1; transform:translateY(0); }
  .cas-friction-note.is-strong{ color:var(--accent); }
  @media (prefers-reduced-motion:reduce){ .cas-sign-row.is-checked .cas-sign-box{ animation:none; } }

  /* --- Engagement comparison table --- */
  .cas-compare{ margin-top:8px; }
  .cas-compare-toggle{ display:flex; gap:8px; margin-bottom:16px; }
  @media (min-width:760px){ .cas-compare-toggle{ display:none; } }
  .cas-compare-toggle button{ flex:1; padding:10px; border-radius:999px; border:1px solid var(--line); background:var(--card); font-family:var(--font-body); font-weight:700; font-size:13.5px; color:var(--text-soft); cursor:pointer; transition:background-color .25s ease, color .25s ease, border-color .25s ease; }
  .cas-compare-toggle button.active{ background:var(--accent); color:var(--on-accent); border-color:var(--accent); animation:casTogglePop .32s cubic-bezier(.34,1.56,.64,1); }
  @keyframes casTogglePop{ 0%{ transform:scale(.93); } 55%{ transform:scale(1.045); } 100%{ transform:scale(1); } }
  @keyframes casColFade{ from{ opacity:0; transform:translateX(7px); background:var(--accent-tint); } to{ opacity:1; transform:translateX(0); background:transparent; } }
  .cas-compare-table.cas-col-swap[data-show="1"] .cas-compare-row > span:nth-child(2),
  .cas-compare-table.cas-col-swap[data-show="2"] .cas-compare-row > span:nth-child(3){ animation:casColFade .38s cubic-bezier(.16,1,.3,1); border-radius:6px; }
  @media (prefers-reduced-motion:reduce){
    .cas-compare-toggle button.active{ animation:none; }
    .cas-compare-table.cas-col-swap[data-show="1"] .cas-compare-row > span:nth-child(2),
    .cas-compare-table.cas-col-swap[data-show="2"] .cas-compare-row > span:nth-child(3){ animation:none; }
  }
  .cas-compare-table{ display:grid; border:1px solid var(--line); border-radius:var(--radius-md); overflow:hidden; background:var(--card); }
  .cas-compare-row{ display:grid; grid-template-columns:1fr; border-top:1px solid var(--line); }
  .cas-compare-row:first-child{ border-top:none; }
  @media (min-width:760px){ .cas-compare-row{ grid-template-columns:1.1fr 1fr 1fr; } }
  .cas-compare-row > span{ padding:16px 18px; font-size:14px; color:var(--text); }
  .cas-compare-label{ font-weight:700; color:var(--text-soft) !important; font-size:13px !important; background:var(--bg-raised); }
  .cas-compare-head{ display:none; }
  @media (min-width:760px){ .cas-compare-head{ display:grid; } .cas-compare-head > span{ font-family:var(--font-display); font-weight:700; color:var(--text); background:var(--bg-raised); } }
  .cas-compare-ctas > span:not(:first-child){ padding-block:14px; }
  @media (max-width:759px){
    .cas-compare-row > span{ display:none; }
    .cas-compare-row > span:first-child{ display:block; }
    .cas-compare-table[data-show="1"] .cas-compare-row > span:nth-child(2){ display:block; }
    .cas-compare-table[data-show="2"] .cas-compare-row > span:nth-child(3){ display:block; }
  }

  /* --- FAQ grid --- */
  .cas-faq-grid{ display:grid; grid-template-columns:1fr; gap:14px; margin-top:8px; }
  @media (min-width:760px){ .cas-faq-grid{ grid-template-columns:repeat(2,1fr); } }
  .cas-faq-item{ background:var(--card); border:1px solid var(--line); border-radius:var(--radius-md); padding:6px 20px; transition:border-color .2s; }
  .cas-faq-item[open]{ border-color:var(--accent); }
  .cas-faq-item summary{ list-style:none; cursor:pointer; padding-block:16px; display:flex; align-items:baseline; gap:10px; font-family:var(--font-display); font-size:15.5px; color:var(--text); }
  .cas-faq-item summary::-webkit-details-marker{ display:none; }
  .cas-faq-no{ font-size:12px; color:var(--accent); flex-shrink:0; }
  .cas-faq-plus{ margin-left:auto; color:var(--accent); font-size:18px; flex-shrink:0; }
  .cas-faq-item[open] .cas-faq-plus{ transform:rotate(45deg); display:inline-block; }
  .cas-faq-item p{ font-size:14px; color:var(--text-soft); padding-bottom:16px; margin:0; max-width:52ch; }

  /* --- Final CTA (dark bookend) --- */
  .cas-final{ background:linear-gradient(165deg, var(--dk-bg2) 0%, var(--dk-bg) 100%); color:var(--dk-text); text-align:center; padding-block:88px; position:relative; overflow:hidden; }
  .cas-final-h2{ color:var(--dk-text); font-size:clamp(1.8rem,4vw,2.6rem); max-width:20ch; margin-inline:auto; }
  .cas-final-sub{ color:var(--dk-text-soft); max-width:52ch; margin:16px auto 0; }
  .cas-final .final-ctas{ justify-content:center; margin-top:26px; }
  /* TIME-BACK CALCULATOR */
  .adv-hz-section{ padding-block:64px; }
  .adv-hz-cards{ display:grid; gap:16px; grid-template-columns:1fr; perspective:1200px; margin-top:8px; }
  @media (min-width:640px){ .adv-hz-cards{ grid-template-columns:1fr 1fr; } }
  @media (min-width:1000px){ .adv-hz-cards{ grid-template-columns:repeat(3,1fr); } }
  .adv-flip{ height:196px; }
  .adv-flip-inner{ position:relative; width:100%; height:100%; transition:transform .55s cubic-bezier(.22,1,.36,1); transform-style:preserve-3d; }
  .adv-flip.is-flipped .adv-flip-inner{ transform:rotateY(180deg); }
  .adv-flip-front, .adv-flip-back{ position:absolute; inset:0; backface-visibility:hidden; -webkit-backface-visibility:hidden; border-radius:var(--radius-md); border:1px solid var(--line); box-shadow:var(--shadow); }
  .adv-flip-front{ background:var(--card); display:flex; flex-direction:column; align-items:flex-start; justify-content:space-between; padding:20px; cursor:pointer; width:100%; text-align:left; font-family:var(--font-body); transition:border-color .15s ease, transform .15s ease; }
  .adv-flip-front:hover{ border-color:var(--accent); transform:translateY(-2px); }
  .adv-flip-icon{ width:38px; height:38px; border-radius:10px; background:var(--accent-tint); color:var(--accent); display:flex; align-items:center; justify-content:center; }
  .adv-flip-icon svg{ width:20px; height:20px; }
  .adv-flip-label{ font-weight:700; font-size:15px; color:var(--text); }
  .adv-flip-hint{ font-size:12px; color:var(--text-soft); }
  .adv-flip-back{ background:var(--accent-tint); transform:rotateY(180deg); display:flex; flex-direction:column; justify-content:space-between; padding:18px 20px; }
  .adv-flip-back-text{ font-size:12.5px; color:var(--text); line-height:1.55; margin:0; }
  .adv-flip-cta{ margin-top:8px; }
  .adv-flip-close{ align-self:flex-start; margin-top:6px; background:none; border:none; padding:0; font-size:12px; font-weight:700; color:var(--text-soft); cursor:pointer; }
  .adv-flip-close:hover{ color:var(--accent); }
  .brand-mark{ width:34px; height:34px; border-radius:9px; background:#fff; display:flex; align-items:center; justify-content:center; flex-shrink:0; padding:5px; box-shadow:0 1px 2px rgba(0,0,0,0.12); }
  .brand-mark img{ width:100%; height:100%; object-fit:contain; display:block; }
  #mobile-menu .logo{ display:flex; align-items:center; gap:10px; }
  .brand-mark-full{ display:flex; align-items:center; flex-shrink:0; }
  a.logo{ cursor:pointer; }
  .brand-mark-full img{ height:46px; width:auto; display:block; }
  /* ============================================================
     SERVICE-PAGE DESIGN SYSTEM v2 — shared editorial components
     (capability map, ruled lists, connected flow variant, why-rows,
     trust strip, systems block, engagement model pair, comparison
     table, industries list, related-services row, final CTA).
     Built only from existing tokens; no new colours or radii.
  ============================================================ */
  /* hero (reuses .cas-hero + homepage .opmodel panel) */
  .cas-hero .eyebrow{ color:var(--accent-bright); }
  .cas-hero .eyebrow::before{ background:var(--accent-bright); }
  .cas-hero .cas-hero-sub{ max-width:52ch; }
  .cas-hero .opmodel{ position:relative; z-index:1; }

  /* editorial two-column: heading left, prose/list right */
  .ed-split{ display:grid; gap:28px; grid-template-columns:1fr; }
  @media (min-width:900px){ .ed-split{ grid-template-columns:0.85fr 1.35fr; gap:64px; } .ed-split > .head-row{ position:sticky; top:110px; align-self:start; } }
  .ed-split > .head-row{ margin-bottom:0; }
  .cas-section .head-row h2{ line-height:1.2; }
  .prose p{ font-size:17px; line-height:1.7; color:var(--text); max-width:62ch; }
  .prose p + p{ margin-top:16px; }
  .prose p.soft{ color:var(--text-soft); font-size:16px; }
  .simple-terms{ margin-top:28px; border-left:3px solid var(--accent); background:var(--accent-tint); border-radius:0 var(--radius-sm) var(--radius-sm) 0; padding:18px 22px; max-width:62ch; }
  .simple-terms .lbl{ display:block; font-size:11.5px; font-weight:800; letter-spacing:0.12em; text-transform:uppercase; color:var(--accent); margin-bottom:6px; }
  .simple-terms p{ font-family:var(--font-display); font-size:19px; line-height:1.45; color:var(--text); }

  /* simple ruled list (who it's for / triggers) */
  .rule-list{ list-style:none; padding:0; margin:0; }
  .rule-list li{ display:grid; grid-template-columns:36px 1fr; gap:10px; padding-block:18px; border-top:1px solid var(--line); }
  .rule-list li:last-child{ border-bottom:1px solid var(--line); }
  .rule-list .n{ font-family:var(--font-display); font-size:13px; color:var(--accent); padding-top:3px; }
  .rule-list strong{ display:block; font-family:var(--font-display); font-weight:600; font-size:18.5px; line-height:1.3; color:var(--text); }
  .rule-list span.d{ display:block; font-size:14.5px; color:var(--text-soft); margin-top:4px; max-width:58ch; }
  .rule-cols{ columns:1; column-gap:56px; }
  @media (min-width:820px){ .rule-cols{ columns:2; } }
  .rule-cols li{ break-inside:avoid; grid-template-columns:28px 1fr; font-size:16px; color:var(--text); line-height:1.45; }
  .rule-cols li:last-child{ border-bottom:none; }
  .rule-cols .n{ font-size:14px; padding-top:0; }
  .rule-foot{ margin-top:30px; display:flex; flex-wrap:wrap; gap:14px 22px; align-items:center; font-family:var(--font-display); font-size:16.5px; color:var(--text-soft); }

  /* section 04 — capability map */
  .cap-map{ margin:0; display:grid; grid-template-columns:1fr; column-gap:56px; }
  @media (min-width:820px){ .cap-map{ grid-template-columns:1fr 1fr; } }
  .cap-map > div{ position:relative; padding:22px 0 22px 44px; border-top:1px solid var(--line); }
  .cap-map .n{ position:absolute; left:0; top:28px; font-family:var(--font-display); font-weight:400; font-size:13px; color:var(--accent); }
  .cap-map dt{ font-family:var(--font-display); font-weight:600; font-size:20px; color:var(--text); }
  .cap-map dd{ margin:4px 0 0; font-size:14.5px; color:var(--text-soft); max-width:46ch; }
  .scope-intro{ font-size:16.5px; color:var(--text-soft); max-width:64ch; margin:-14px 0 30px; }

  /* section 05 — 5-stage variant of homepage connected flow */
  @media (min-width:900px){ .flow.flow--5{ grid-template-columns:repeat(5,1fr); gap:18px; } .flow--5 .flow-line{ left:10%; right:10%; } }
  .flow--5 .flow-stage{ padding:28px 18px 22px; }
  .flow-foot{ text-align:center; margin-top:34px; display:flex; flex-direction:column; align-items:center; gap:14px; }

  /* section 06 — why GSC rows */
  .why-rows{ border-bottom:1px solid var(--line); }
  .why-row{ display:grid; grid-template-columns:1fr; gap:8px; padding-block:28px; border-top:1px solid var(--line); }
  @media (min-width:860px){ .why-row{ grid-template-columns:70px 0.9fr 1.4fr; gap:28px; align-items:baseline; } }
  .why-row .n{ font-family:var(--font-display); font-size:13px; color:var(--accent); }
  .why-row h3{ font-size:clamp(1.25rem,2.2vw,1.55rem); line-height:1.2; }
  .why-row p{ font-size:15.5px; color:var(--text-soft); max-width:58ch; }

  /* section 07 — trust strip (dark band) */
  .trust-strip{ display:grid; grid-template-columns:1fr; border-top:1px solid var(--dk-line); border-bottom:1px solid var(--dk-line); }
  @media (min-width:760px){ .trust-strip{ grid-template-columns:repeat(2,1fr); } }
  @media (min-width:1080px){ .trust-strip{ grid-template-columns:repeat(4,1fr); } }
  @media (min-width:1080px){ .trust-strip.trust-strip--3{ grid-template-columns:repeat(3,1fr); } }
  .trust-cell{ padding:28px 24px 28px 0; border-top:1px solid var(--dk-line); }
  .trust-cell:first-child{ border-top:none; }
  @media (min-width:760px){ .trust-cell{ border-top:none; padding:30px 26px; border-left:1px solid var(--dk-line); } .trust-cell:nth-child(odd){ border-left:none; padding-left:0; } }
  @media (min-width:1080px){ .trust-cell:nth-child(odd){ border-left:1px solid var(--dk-line); padding-left:26px; } .trust-cell:first-child{ border-left:none; padding-left:0; } }
  .trust-cell .big{ font-family:var(--font-display); font-weight:600; font-size:clamp(1.9rem,3.4vw,2.5rem); line-height:1; color:var(--accent-bright); margin-bottom:12px; }
  .trust-cell p{ font-size:14.5px; color:var(--dk-text-soft); max-width:30ch; }
  .trust-cell p b{ color:var(--dk-text); }
  .trust-pending{ margin-top:26px; display:flex; flex-wrap:wrap; gap:12px 26px; align-items:center; font-size:13.5px; color:var(--dk-text-soft); }
  .trust-pending span.item{ display:inline-flex; align-items:center; gap:10px; }

  /* section 08 — systems */
  .tool-chip.tool-chip--lg{ font-size:15px; padding:9px 18px; color:var(--text); background:var(--card); }
  .sys-row{ display:flex; flex-wrap:wrap; gap:10px; }
  .sys-label{ font-size:11.5px; letter-spacing:0.1em; text-transform:uppercase; font-weight:700; color:var(--text-soft); margin:0 0 12px; }
  .sys-block + .sys-block{ margin-top:30px; padding-top:26px; border-top:1px solid var(--line); }
  .sys-block .note{ font-size:14.5px; color:var(--text-soft); margin-top:12px; max-width:56ch; }

  /* section 09 — engagement models */
  .model-pair{ display:grid; grid-template-columns:1fr; gap:0; border-top:2px solid var(--text); }
  @media (min-width:800px){ .model-pair{ grid-template-columns:1fr 1fr; } .model-pair > div + div{ border-left:1px solid var(--line); padding-left:40px; } .model-pair > div:first-child{ padding-right:40px; } }
  .model-pair > div{ padding-block:30px 8px; display:flex; flex-direction:column; gap:12px; }
  .model-pair > div + div{ border-top:1px solid var(--line); }
  @media (min-width:800px){ .model-pair > div + div{ border-top:none; } }
  .model-pair .tag{ font-size:11.5px; font-weight:700; letter-spacing:0.1em; text-transform:uppercase; color:var(--accent); }
  .model-pair h3{ font-size:clamp(1.4rem,2.6vw,1.8rem); }
  .model-pair p{ font-size:15.5px; color:var(--text-soft); max-width:44ch; }
  .model-pair .fit{ font-size:14px; color:var(--text); }
  .model-pair .fit b{ color:var(--text-soft); font-weight:700; font-size:11.5px; letter-spacing:0.08em; text-transform:uppercase; margin-right:6px; }

  /* section 11 — outsourced vs in-house */
  .vs{ border-top:2px solid var(--text); }
  .vs-row{ display:grid; grid-template-columns:1fr; gap:6px; padding-block:20px; border-bottom:1px solid var(--line); }
  @media (min-width:800px){ .vs-row{ grid-template-columns:0.6fr 1fr 1fr; gap:32px; align-items:baseline; } }
  .vs-head{ display:none; }
  @media (min-width:800px){ .vs-head{ display:grid; padding-block:16px; } }
  .vs-head span{ font-family:var(--font-display); font-weight:600; font-size:18px; color:var(--text); }
  .vs-row .lbl{ font-size:12px; font-weight:800; letter-spacing:0.1em; text-transform:uppercase; color:var(--accent); }
  .vs-row .cell{ font-size:15px; color:var(--text-soft); line-height:1.55; }
  .vs-row .cell::before{ content:attr(data-col); display:block; font-size:11px; font-weight:700; letter-spacing:0.08em; text-transform:uppercase; color:var(--text); margin-bottom:2px; }
  @media (min-width:800px){ .vs-row .cell::before{ display:none; } }
  .vs-note{ margin-top:22px; font-size:14px; color:var(--text-soft); max-width:70ch; }

  /* section 12 — industries list */
  .ind-list{ list-style:none; padding:0; margin:0; border-bottom:1px solid var(--line); }
  .ind-list a{ display:grid; grid-template-columns:1fr auto; gap:4px 20px; padding-block:18px; border-top:1px solid var(--line); text-decoration:none; color:inherit; transition:padding .2s ease, background .2s ease; }
  @media (min-width:800px){ .ind-list a{ grid-template-columns:0.8fr 1.4fr auto; align-items:baseline; } }
  .ind-list a:hover{ padding-inline:10px; background:var(--accent-tint); }
  .ind-list .nm{ font-family:var(--font-display); font-weight:600; font-size:19px; color:var(--text); }
  .ind-list .ds{ font-size:14.5px; color:var(--text-soft); grid-column:1; }
  @media (min-width:800px){ .ind-list .ds{ grid-column:auto; } }
  .ind-list .ar{ color:var(--accent); font-weight:700; grid-row:1; grid-column:2; }
  @media (min-width:800px){ .ind-list .ar{ grid-row:auto; grid-column:auto; } }

  /* section 15 — related services row */
  .related-row{ display:grid; grid-template-columns:1fr; border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
  @media (min-width:800px){ .related-row{ grid-template-columns:repeat(3,1fr); } }
  .related-row a{ display:flex; flex-direction:column; gap:6px; padding:24px 24px 24px 0; text-decoration:none; color:inherit; border-top:1px solid var(--line); }
  .related-row a:first-child{ border-top:none; }
  @media (min-width:800px){ .related-row a{ border-top:none; padding:26px 28px; border-left:1px solid var(--line); } .related-row a:first-child{ border-left:none; padding-left:0; } }
  .related-row .nm{ font-family:var(--font-display); font-weight:600; font-size:19px; color:var(--text); display:flex; justify-content:space-between; gap:10px; }
  .related-row .nm span{ color:var(--accent); transition:transform .2s ease; }
  .related-row a:hover .nm span{ transform:translateX(4px); }
  .related-row p{ font-size:14px; color:var(--text-soft); }
  .related-note{ margin-top:22px; font-size:14.5px; color:var(--text-soft); max-width:70ch; }
  .model-pair .link-arrow{ align-self:flex-start; }