:root{
    --ink:#0B1526; --ink-2:#101E36;
    --blue:#0EA5E9; --blue-deep:#0369A1; --blue-700:#0284C7; --blue-tint:#E0F2FE;
    --gray-700:#39435A; --gray-500:#5C6675; --gray-400:#8A93A3;
    --line:rgba(11,21,38,.09); --line-soft:rgba(11,21,38,.06);
    --bg:#FFFFFF; --bg-soft:#F5F7FB; --white:#fff;
    --ease:cubic-bezier(.32,.72,0,1);
    --shadow-soft:0 24px 60px -28px rgba(2,132,199,.28);
    --shadow-card:0 30px 70px -40px rgba(11,21,38,.35);
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{font-family:'Plus Jakarta Sans',system-ui,sans-serif;color:var(--gray-700);
       background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  .wrap{max-width:1200px;margin:0 auto;padding:0 32px}
  a{text-decoration:none;color:inherit}
  h1,h2,h3{font-family:'Space Grotesk',sans-serif;color:var(--ink);line-height:1.08;letter-spacing:-.025em;font-weight:600}

  /* eyebrow pill */
  .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:600;
           letter-spacing:.2em;text-transform:uppercase;color:var(--blue);
           background:var(--blue-tint);border:1px solid rgba(14,165,233,.14);
           padding:6px 14px;border-radius:999px}
  .eyebrow .d{width:5px;height:5px;border-radius:50%;background:var(--blue)}

  /* buttons: button-in-button */
  .btn{font-family:'Plus Jakarta Sans',sans-serif;font-weight:600;font-size:15px;cursor:pointer;
       border:none;display:inline-flex;align-items:center;gap:12px;border-radius:999px;
       transition:transform .35s var(--ease),background .3s var(--ease),box-shadow .3s var(--ease)}
  .btn-primary{background:var(--blue);color:#fff;padding:12px 12px 12px 24px;box-shadow:0 12px 30px -12px rgba(14,165,233,.6)}
  .btn-primary:hover{background:var(--blue-700);box-shadow:0 18px 40px -12px rgba(14,165,233,.7)}
  .btn-primary:active{transform:scale(.98)}
  .btn .ico{width:30px;height:30px;border-radius:50%;background:rgba(255,255,255,.18);
            display:inline-flex;align-items:center;justify-content:center;font-size:15px;
            transition:transform .35s var(--ease),background .3s}
  .btn-primary:hover .ico{transform:translate(2px,-1px) scale(1.06)}
  .btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line);padding:12px 22px}
  .btn-ghost:hover{background:var(--bg-soft);border-color:rgba(11,21,38,.16)}

  /* NAV — floating glass pill */
  .nav-outer{position:sticky;top:0;z-index:40;padding:18px 0;pointer-events:none}
  .nav{pointer-events:auto;max-width:1120px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;
       background:rgba(255,255,255,.72);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
       border:1px solid var(--line);border-radius:999px;padding:10px 12px 10px 22px;box-shadow:var(--shadow-soft)}
  .logo{display:flex;align-items:center}
  .logo .logo-img{height:48px;width:auto;display:block}
  .nav-links{display:flex;gap:30px}
  .nav-links a{font-size:14.5px;font-weight:500;color:var(--gray-500);transition:color .2s}
  .nav-links a:hover{color:var(--ink)}
  .nav .btn-primary{padding:9px 9px 9px 18px;font-size:14px}
  .nav .btn .ico{width:26px;height:26px}

  /* HERO */
  .hero{position:relative;padding:70px 0 90px}
  .hero::before{content:"";position:absolute;inset:0;z-index:-1;
    background:
      radial-gradient(520px 400px at 78% 18%, rgba(14,165,233,.10), transparent 60%),
      radial-gradient(600px 500px at 10% 90%, rgba(14,165,233,.07), transparent 55%);}
  .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
  .hero h1{font-size:60px;margin:22px 0 24px;letter-spacing:-.03em}
  .hero h1 em{font-style:normal;color:var(--blue)}
  .hero .lead{font-size:19px;color:var(--gray-500);max-width:520px;margin-bottom:34px}
  .hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px}
  .hero-trust{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--gray-500)}
  .hero-trust .chk{width:20px;height:20px;border-radius:50%;background:var(--blue-tint);color:var(--blue);
                   display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}

  /* Double-bezel dashboard */
  .bezel{background:var(--bg-soft);border:1px solid var(--line-soft);border-radius:30px;padding:10px;box-shadow:var(--shadow-card)}
  .panel{background:#fff;border:1px solid var(--line-soft);border-radius:22px;padding:26px;
         box-shadow:inset 0 1px 1px rgba(255,255,255,.6)}
  .panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
  .panel-title{font-size:13px;font-weight:600;color:var(--gray-400)}
  .pill-up{font-size:12px;font-weight:700;color:var(--blue);background:var(--blue-tint);padding:5px 11px;border-radius:999px}
  .metric{font-family:'Space Grotesk';font-size:46px;font-weight:700;color:var(--ink);letter-spacing:-.03em;line-height:1}
  .metric span{font-size:17px;color:var(--gray-400);font-weight:600}
  .metric-sub{font-size:13.5px;color:var(--gray-400);margin:6px 0 24px}
  .bars{display:flex;align-items:flex-end;gap:12px;height:120px;padding-top:22px;border-top:1px solid var(--line-soft)}
  .bar{flex:1;border-radius:7px 7px 3px 3px;position:relative;background:linear-gradient(180deg,#BAE6FD,#7DD3FC);transition:height 1s var(--ease)}
  .bar:last-child{background:linear-gradient(180deg,var(--blue),var(--blue-deep))}
  .bar b{position:absolute;top:-19px;left:0;right:0;text-align:center;font-size:10.5px;font-weight:600;color:var(--gray-400)}
  .mini-cards{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:22px}
  .mini{background:var(--bg-soft);border:1px solid var(--line-soft);border-radius:14px;padding:15px 16px}
  .mini .k{font-size:12px;color:var(--gray-400);font-weight:500}
  .mini .v{font-family:'Space Grotesk';font-size:23px;font-weight:700;color:var(--ink);letter-spacing:-.02em}
  .mini .v.up{color:var(--blue)}

  /* STAT BAND (dark) */
  .band{position:relative;background:var(--ink);color:#fff;padding:56px 0;overflow:hidden}
  .band::before{content:"";position:absolute;inset:0;
    background:radial-gradient(600px 300px at 20% 0%, rgba(14,165,233,.35), transparent 60%),
              radial-gradient(500px 320px at 90% 120%, rgba(14,165,233,.25), transparent 60%);}
  .band .wrap{position:relative}
  .band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
  .band .num{font-family:'Space Grotesk';font-size:44px;font-weight:700;letter-spacing:-.03em;color:#fff}
  .band .lbl{font-size:14px;color:rgba(255,255,255,.62);margin-top:6px}
  .band .stat{border-left:1px solid rgba(255,255,255,.12);padding-left:22px}

  /* SECTIONS */
  section.pad{padding:110px 0}
  .sec-head{max-width:660px;margin:0 auto 60px;text-align:center}
  .sec-head h2{font-size:44px;margin:18px 0 16px;letter-spacing:-.03em}
  .sec-head p{font-size:18px;color:var(--gray-500)}

  .cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
  .card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:32px 28px;
        transition:transform .5s var(--ease),box-shadow .5s var(--ease),border-color .3s}
  .card:hover{transform:translateY(-6px);box-shadow:var(--shadow-soft);border-color:rgba(14,165,233,.25)}
  .card .ic{width:52px;height:52px;border-radius:15px;background:var(--blue-tint);color:var(--blue);
            display:flex;align-items:center;justify-content:center;margin-bottom:22px}
  .card .ic svg{width:26px;height:26px}
  .card h3{font-size:20px;margin-bottom:11px}
  .card p{font-size:15px;color:var(--gray-500)}

  /* STEPS */
  .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;background:#fff;border:1px solid var(--line);border-radius:26px;overflow:hidden}
  .step{padding:44px 36px;position:relative}
  .step:not(:last-child){border-right:1px solid var(--line)}
  .step .n{font-family:'Space Grotesk';font-size:13px;font-weight:700;color:var(--blue);letter-spacing:.14em}
  .step h3{font-size:22px;margin:16px 0 12px}
  .step p{font-size:15px;color:var(--gray-500)}

  /* RESULTS */
  .results{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;
           background:#fff;border:1px solid var(--line);border-radius:30px;padding:60px}
  .quote{font-family:'Space Grotesk';font-size:25px;font-weight:500;color:var(--ink);line-height:1.42;letter-spacing:-.01em}
  .quote .m{color:var(--blue);font-size:40px;line-height:0;vertical-align:-12px;margin-right:4px}
  .who{margin-top:24px;font-size:15px;color:var(--gray-500)}
  .who b{color:var(--ink)}
  .res-metrics{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .rm{background:var(--bg-soft);border:1px solid var(--line-soft);border-radius:18px;padding:24px}
  .rm .v{font-family:'Space Grotesk';font-size:36px;font-weight:700;color:var(--ink);letter-spacing:-.03em}
  .rm .v em{font-style:normal;color:var(--blue)}
  .rm .k{font-size:13px;color:var(--gray-500);margin-top:5px}

  /* CTA */
  .cta{position:relative;overflow:hidden;background:var(--ink);color:#fff;text-align:center;
       padding:88px 32px;border-radius:32px}
  .cta::before{content:"";position:absolute;inset:0;
    background:radial-gradient(600px 320px at 50% -10%, rgba(14,165,233,.5), transparent 60%);}
  .cta>*{position:relative}
  .cta h2{color:#fff;font-size:44px;margin-bottom:18px;letter-spacing:-.03em}
  .cta p{font-size:18px;color:rgba(255,255,255,.72);max-width:540px;margin:0 auto 34px}
  .cta .btn-primary{background:#fff;color:var(--ink);box-shadow:0 18px 50px -16px rgba(0,0,0,.5)}
  .cta .btn-primary:hover{background:#E0F2FE}
  .cta .btn .ico{background:rgba(11,21,38,.1)}

  /* FOOTER */
  footer{padding:52px 0 44px;border-top:1px solid var(--line);margin-top:110px}
  .foot{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:18px}
  .foot .muted{font-size:14px;color:var(--gray-400)}
  .foot-links{display:flex;gap:26px}
  .foot-links a{font-size:14px;color:var(--gray-500)}
  .foot-links a:hover{color:var(--ink)}

  /* scroll reveal — GPU-safe: transform + opacity only (no blur; animating filter janks on mobile) */
  .reveal{opacity:0;transform:translateY(24px);
          transition:opacity .7s var(--ease),transform .7s var(--ease)}
  .reveal.in{opacity:1;transform:none}

  /* CASE STUDY — anonymized account breakdown */
  .cs-head{max-width:720px;margin:0 auto 56px;text-align:center}
  .cs-head h2{font-size:44px;margin-bottom:16px;letter-spacing:-.03em}
  .cs-head p{font-size:18px;color:var(--gray-500)}
  .cs-kicker{font-size:14px;color:var(--gray-400);margin-bottom:14px}

  .cs-block-t{font-family:'Space Grotesk';font-size:14px;font-weight:700;letter-spacing:.02em;
              color:var(--gray-500);margin:0 0 18px}

  /* creative comparison rows */
  .creatives{display:flex;flex-direction:column;gap:12px;margin-bottom:70px}
  .cr{display:grid;grid-template-columns:28px minmax(0,1fr) 84px 96px;align-items:center;gap:20px;
      background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 24px;
      transition:border-color .3s var(--ease),box-shadow .4s var(--ease)}
  .cr .rank{font-family:'Space Grotesk';font-size:14px;font-weight:700;color:var(--gray-400)}
  .cr .cr-name{min-width:0}
  .cr .cr-name .nm{font-weight:600;color:var(--ink);font-size:15.5px;display:flex;align-items:center;gap:10px}
  .cr .cr-name .ty{font-size:12.5px;color:var(--gray-400);margin-top:3px}
  .cr .s{text-align:right}
  .cr .s .v{font-family:'Space Grotesk';font-size:20px;font-weight:700;color:var(--ink);letter-spacing:-.02em;line-height:1}
  .cr .s .k{font-size:11px;color:var(--gray-400);margin-top:5px;text-transform:uppercase;letter-spacing:.08em}
  .cr.win{border-color:rgba(14,165,233,.42);box-shadow:var(--shadow-soft)}
  .cr.win .s .v{color:var(--blue)}
  .cr.dim{opacity:.66}
  .win-pill{font-size:10.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#fff;
            background:var(--blue);padding:3px 9px;border-radius:999px}
  .paused-pill{font-size:10.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--gray-400);
               background:var(--bg-soft);border:1px solid var(--line);padding:3px 9px;border-radius:999px}

  /* cost funnel */
  .funnel{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;
          border:1px solid var(--line);border-radius:24px;overflow:hidden;margin-bottom:22px}
  .fn{padding:34px 26px;position:relative}
  .fn:not(:last-child){border-right:1px solid var(--line)}
  .fn .k{font-size:13px;color:var(--gray-500);font-weight:500;margin-bottom:14px}
  .fn .v{font-family:'Space Grotesk';font-size:38px;font-weight:700;color:var(--ink);letter-spacing:-.03em;line-height:1}
  .fn .v em{font-style:normal;color:var(--blue)}
  .fn .note{font-size:12.5px;color:var(--gray-400);margin-top:12px;line-height:1.5}
  .fn:not(:last-child)::after{content:"→";position:absolute;right:-11px;top:50%;transform:translateY(-50%);
      z-index:2;width:22px;height:22px;border-radius:50%;background:var(--blue);color:#fff;
      font-size:12px;display:flex;align-items:center;justify-content:center;font-weight:700}

  /* bottom line — ROI + cost per sale + rates */
  .bottomline{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:16px;margin-bottom:70px}
  .bl{background:#fff;border:1px solid var(--line);border-radius:22px;padding:34px 32px;display:flex;flex-direction:column;justify-content:center}
  .bl .k{font-size:13.5px;color:var(--gray-500);font-weight:500;margin-bottom:14px}
  .bl .big{font-family:'Space Grotesk';font-size:56px;font-weight:700;letter-spacing:-.03em;line-height:1;color:var(--ink)}
  .bl .sub{font-size:13px;color:var(--gray-400);margin-top:14px;line-height:1.5}
  .bl.roi{position:relative;overflow:hidden;background:var(--ink);color:#fff}
  .bl.roi::before{content:"";position:absolute;inset:0;
      background:radial-gradient(460px 280px at 12% 0%, rgba(14,165,233,.45), transparent 62%)}
  .bl.roi>*{position:relative}
  .bl.roi .k{color:rgba(255,255,255,.66)}
  .bl.roi .big{color:#fff}
  .bl.roi .sub{color:rgba(255,255,255,.62)}
  .bl.roi .big em{font-style:normal;color:var(--blue)}
  .rates{gap:22px}
  .rate .rv{font-family:'Space Grotesk';font-size:34px;font-weight:700;color:var(--blue);letter-spacing:-.02em;line-height:1}
  .rate .rk{font-size:13px;color:var(--gray-500);margin-top:6px}
  .rate+.rate{margin-top:20px}

  /* qualification criteria */
  .qual{background:#fff;border:1px solid var(--line);border-radius:26px;padding:46px 42px}
  .qual h3{font-size:24px;margin-bottom:10px}
  .qual .lead{font-size:15px;color:var(--gray-500);max-width:62ch;margin-bottom:38px}
  .qual-grid{display:grid;grid-template-columns:repeat(4,1fr)}
  .ql{padding:0 28px;border-left:1px solid var(--line-soft)}
  .ql:first-child{padding-left:0;border-left:none}
  .ql .chk{width:30px;height:30px;border-radius:9px;background:var(--blue-tint);color:var(--blue);
           display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;margin-bottom:16px}
  .ql h4{font-size:15.5px;margin-bottom:9px}
  .ql p{font-size:13.5px;color:var(--gray-500);line-height:1.55}
  .qual-foot{margin-top:34px;padding-top:26px;border-top:1px solid var(--line);
             font-size:14.5px;color:var(--gray-500);display:flex;align-items:flex-start;gap:12px}
  .qual-foot b{color:var(--ink)}
  .qual-foot .x{flex:none;width:22px;height:22px;border-radius:50%;background:var(--bg-soft);border:1px solid var(--line);
                color:var(--gray-400);display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}

  @media(max-width:900px){
    .wrap{padding:0 20px}
    .hero-grid,.results{grid-template-columns:1fr;gap:44px}
    .hero{padding:44px 0 60px}
    .hero h1{font-size:42px}
    .band-grid{grid-template-columns:1fr 1fr;gap:24px}
    .band .stat:nth-child(1),.band .stat:nth-child(3){border-left:none;padding-left:0}
    .cards,.steps{grid-template-columns:1fr}
    .step:not(:last-child){border-right:none;border-bottom:1px solid var(--line)}
    .nav-links{display:none}
    .results{padding:34px}
    .sec-head h2,.cta h2{font-size:32px}
    section.pad{padding:70px 0}
    .results{grid-template-columns:1fr}
    .cs-head h2{font-size:30px}
    .creatives .cr{grid-template-columns:auto 1fr;grid-auto-rows:auto;gap:8px 14px;padding:16px 18px}
    .cr .rank{grid-row:1;grid-column:1}
    .cr .cr-name{grid-row:1;grid-column:2}
    .cr .s{grid-column:2;text-align:left;display:flex;align-items:baseline;gap:8px}
    .cr .s .k{margin-top:0}
    .funnel{grid-template-columns:1fr 1fr}
    .fn:nth-child(odd){border-right:1px solid var(--line)}
    .fn:nth-child(1),.fn:nth-child(2){border-bottom:1px solid var(--line)}
    .fn .v{font-size:34px}
    .fn:not(:last-child)::after{display:none}
    .bottomline{grid-template-columns:1fr;margin-bottom:52px}
    .bl{padding:28px 26px}
    .bl .big{font-size:44px}
    .qual{padding:32px 24px}
    .qual-grid{grid-template-columns:1fr}
    .ql{padding:22px 0;border-left:none;border-top:1px solid var(--line-soft)}
    .ql:first-child{padding-top:0;border-top:none}
    .ql .chk{margin-bottom:12px}
  }

  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto}
    *,*::before,*::after{animation:none!important;transition:none!important}
    .reveal{opacity:1;transform:none}
  }

  /* AUDIT MODAL — misma familia visual: ink/blue, Space Grotesk, glass, pill buttons */
  .modal-overlay{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:20px}
  .modal-overlay.open{display:flex}
  .modal-backdrop{position:absolute;inset:0;background:rgba(11,21,38,.6);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
  .modal-card{position:relative;background:#fff;border-radius:26px;width:100%;max-width:520px;max-height:90vh;overflow-y:auto;
              box-shadow:0 40px 90px -30px rgba(2,10,30,.55);opacity:0;transform:translateY(16px) scale(.98);
              transition:opacity .35s var(--ease),transform .35s var(--ease)}
  .modal-overlay.open .modal-card{opacity:1;transform:none}
  .modal-close{position:absolute;top:16px;right:16px;z-index:2;width:32px;height:32px;border-radius:50%;border:none;
               background:var(--bg-soft);color:var(--gray-500);cursor:pointer;display:inline-flex;align-items:center;
               justify-content:center;font-size:16px;transition:background .2s,color .2s}
  .modal-close:hover{background:var(--blue-tint);color:var(--blue)}
  .modal-body{padding:38px 36px}
  .modal-eyebrow{display:flex;align-items:center;gap:8px;margin-bottom:8px}
  .modal-eyebrow span{font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--blue)}
  .modal-eyebrow .step-lbl{font-size:12px;color:var(--gray-400)}
  .modal-title{font-size:24px;margin-bottom:22px}
  .step-bar{display:flex;gap:6px;margin-bottom:26px}
  .step-bar i{height:4px;flex:1;border-radius:99px;background:var(--line);transition:background .3s}
  .step-bar i.on{background:var(--blue)}
  .f-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .f-field{margin-bottom:16px}
  .f-field label{display:block;font-size:12.5px;font-weight:600;color:var(--gray-500);margin-bottom:6px}
  .f-field input{width:100%;background:var(--bg-soft);border:1px solid var(--line);color:var(--ink);
                  border-radius:12px;padding:12px 14px;font:inherit;font-size:14.5px;transition:border-color .2s,background .2s}
  .f-field input:focus{outline:none;border-color:var(--blue);background:#fff}
  .radio-group{display:flex;flex-direction:column;gap:9px;margin-bottom:22px}
  .radio-opt{display:flex;align-items:center;gap:11px;padding:12px 14px;border:1px solid var(--line);border-radius:13px;
             cursor:pointer;transition:border-color .2s,background .2s}
  .radio-opt:hover{border-color:rgba(14,165,233,.35)}
  .radio-opt .dot{width:16px;height:16px;border-radius:50%;border:2px solid var(--line);flex:none;transition:all .2s}
  .radio-opt input{display:none}
  .radio-opt input:checked ~ .dot{border-color:var(--blue);background:var(--blue);box-shadow:inset 0 0 0 3px #fff}
  .radio-opt span.lbl{font-size:14px;color:var(--gray-700)}
  .radio-opt.checked{border-color:var(--blue);background:var(--blue-tint)}
  .modal-actions{display:flex;gap:10px;margin-top:6px}
  .modal-actions .btn{flex:1;justify-content:center}
  .modal-err{color:#DC2626;font-size:13.5px;margin:-6px 0 14px}
  .success-box{padding:56px 36px;text-align:center}
  .success-box .ic{width:56px;height:56px;border-radius:50%;background:var(--blue-tint);color:var(--blue);
                    display:flex;align-items:center;justify-content:center;margin:0 auto 18px;font-size:26px}
  .success-box h3{font-size:22px;margin-bottom:10px}
  .success-box p{font-size:15px;color:var(--gray-500);max-width:36ch;margin:0 auto}

  @media(max-width:560px){
    .f-row{grid-template-columns:1fr}
    .modal-body{padding:30px 22px}
  }