html{scroll-padding-top:80px;scroll-behavior:smooth}body{margin:0}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

  /* ============ WEBFONTS (Fivestone Technologies design system) ============ */
  @font-face{font-family:"Gravesend Sans";src:url("../fonts/gravesend-sans.woff2") format("woff2");font-weight:500;font-style:normal;font-display:swap}
  @font-face{font-family:"KT Mogli";src:url("../fonts/kt-mogli.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}
  @font-face{font-family:"Open Sauce Sans";src:url("../fonts/open-sauce-sans.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}

  /* ============ TOKENS (mapped to the Fivestone design system) ============ */
  :root{
    /* system primitives */
    --fst-purple:#60269e; --fst-green:#00c08b; --fst-lilac:#b896d3; --fst-white:#ffffff;
    --purple-50:#f4effa; --purple-100:#e7dcf3; --purple-200:#cfb9e7; --purple-300:#b896d3; --purple-400:#8d55bc;
    --purple-500:#60269e; --purple-600:#521f87; --purple-700:#421a6d; --purple-800:#2f1250; --purple-900:#1d0b33;
    --green-50:#e6faf3; --green-300:#40d5a9; --green-400:#00c08b; --green-500:#00a878; --green-600:#008c63; --green-700:#006e4e;
    --neutral-50:#faf9fc; --neutral-100:#f3f1f7; --neutral-200:#e6e3ec; --neutral-300:#cfcad8; --neutral-400:#a49db2;
    --neutral-500:#7a7288; --neutral-600:#574f63; --neutral-700:#3d3648; --neutral-800:#272130; --neutral-900:#161219;
    --gradient-brand:linear-gradient(135deg,var(--purple-700) 0%,var(--purple-500) 55%,var(--green-600) 140%);

    /* page roles */
    --paper:var(--fst-white);
    --paper-alt:var(--purple-50);
    --panel-neutral:var(--neutral-50);
    --surface:var(--fst-white);
    --ink:var(--neutral-900);
    --ink-soft:var(--neutral-700);
    --ink-faint:var(--neutral-500);
    --brand:var(--purple-500);
    --brand-hover:var(--purple-600);
    --brand-deep:var(--purple-700);
    --brand-tint:var(--purple-50);
    --on-brand:var(--fst-white);
    --accent:var(--green-600);
    --accent-fill:var(--fst-green);
    --accent-soft:var(--fst-lilac);
    --line:var(--neutral-200);
    --line-strong:var(--neutral-300);
    --focus:var(--purple-400);

    /* shadows are purple-tinted, never neutral black */
    --shadow-sm:0 1px 3px rgba(29,11,51,.08),0 1px 2px rgba(29,11,51,.04);
    --shadow:0 4px 12px rgba(29,11,51,.08),0 1px 3px rgba(29,11,51,.05);
    --shadow-lg:0 12px 32px rgba(29,11,51,.12),0 2px 8px rgba(29,11,51,.06);

    /* restrained radii */
    --radius-control:4px;
    --radius-card:10px;
    --radius-surface:16px;
    --radius-pill:999px;

    --font-display:"Gravesend Sans","Josefin Sans","Futura",ui-sans-serif,sans-serif;
    --font-accent:"KT Mogli","Gravesend Sans",ui-sans-serif,sans-serif;
    --font-body:"Open Sauce Sans",ui-sans-serif,system-ui,-apple-system,sans-serif;

    --tracking-display:0.06em;
    --tracking-eyebrow:0.22em;
    --ease-standard:cubic-bezier(.2,0,.2,1);
    --ease-out:cubic-bezier(.16,1,.3,1);
  }
  /* The design system defines no dark theme. These dark values come only from the system ramps. */
  @media (prefers-color-scheme: dark){
    :root:not([data-theme="light"]){
      --paper:var(--neutral-900);
      --paper-alt:var(--purple-900);
      --panel-neutral:var(--neutral-900);
      --surface:var(--neutral-800);
      --ink:var(--neutral-50);
      --ink-soft:var(--neutral-200);
      --ink-faint:var(--neutral-400);
      --brand:var(--purple-300);
      --brand-hover:var(--purple-200);
      --brand-deep:var(--purple-200);
      --brand-tint:var(--purple-800);
      --on-brand:var(--purple-900);
      --accent:var(--green-300);
      --accent-fill:var(--fst-green);
      --accent-soft:var(--purple-400);
      --line:var(--neutral-700);
      --line-strong:var(--neutral-600);
      --focus:var(--purple-300);
      --shadow-sm:0 1px 3px rgba(0,0,0,.4);
      --shadow:0 4px 12px rgba(0,0,0,.45);
      --shadow-lg:0 12px 32px rgba(0,0,0,.5);
    }
  }
  :root[data-theme="dark"]{
    --paper:var(--neutral-900);
    --paper-alt:var(--purple-900);
    --panel-neutral:var(--neutral-900);
    --surface:var(--neutral-800);
    --ink:var(--neutral-50);
    --ink-soft:var(--neutral-200);
    --ink-faint:var(--neutral-400);
    --brand:var(--purple-300);
    --brand-hover:var(--purple-200);
    --brand-deep:var(--purple-200);
    --brand-tint:var(--purple-800);
    --on-brand:var(--purple-900);
    --accent:var(--green-300);
    --accent-fill:var(--fst-green);
    --accent-soft:var(--purple-400);
    --line:var(--neutral-700);
    --line-strong:var(--neutral-600);
    --focus:var(--purple-300);
    --shadow-sm:0 1px 3px rgba(0,0,0,.4);
    --shadow:0 4px 12px rgba(0,0,0,.45);
    --shadow-lg:0 12px 32px rgba(0,0,0,.5);
  }

  *{box-sizing:border-box;}
  [hidden]{display:none !important;}
  body{
    background:var(--paper);
    color:var(--ink-soft);
    font-family:var(--font-body);
    font-size:16px;
    line-height:1.65;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4{
    font-family:var(--font-display);
    font-weight:500;
    color:var(--ink);
    line-height:1.2;
    margin:0;
    text-wrap:balance;
    letter-spacing:var(--tracking-display);
  }
  h1,h2{text-transform:uppercase;}
  /* h3/h4 use the body face (pending design-system update): sentence case, normal tracking. */
  h3,h4{font-family:var(--font-body);font-weight:500;letter-spacing:0;line-height:1.3;}
  h1 em,h2 em{font-style:normal;color:var(--brand);}
  p{margin:0;}
  a{color:inherit;}
  ul{margin:0;padding:0;list-style:none;}
  img{max-width:100%;display:block;}
  section{padding-block:clamp(48px,8vw,80px);}
  .wrap{
    max-width:1120px;
    margin-inline:auto;
    padding-inline:24px;
  }
  .eyebrow{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-family:var(--font-accent);
    font-weight:400;
    font-size:14px;
    letter-spacing:var(--tracking-eyebrow);
    text-transform:uppercase;
    color:var(--accent);
  }
  .eyebrow::before{
    content:"";
    width:8px;height:8px;
    background:var(--accent-fill);
    display:inline-block;
    transform:rotate(45deg);
    flex:none;
  }
  .lede{
    color:var(--ink-soft);
    font-size:18px;
    max-width:56ch;
  }

  /* Buttons follow the system Button: 4px radius, medium weight, solid fills, sentence case labels. */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:48px;
    padding:0 24px;
    font-family:var(--font-body);
    font-weight:500;
    font-size:16px;
    letter-spacing:.01em;
    border-radius:var(--radius-control);
    text-decoration:none;
    border:1px solid transparent;
    cursor:pointer;
    transition:background-color 140ms var(--ease-standard),border-color 140ms var(--ease-standard),color 140ms var(--ease-standard),transform 140ms var(--ease-standard);
    white-space:nowrap;
  }
  .btn:active{transform:scale(.985);}
  .btn-primary{
    background:var(--brand);
    border-color:var(--brand);
    color:var(--on-brand);
  }
  .btn-primary:hover{background:var(--brand-hover);border-color:var(--brand-hover);}
  .btn-primary:disabled{background:var(--neutral-100);border-color:var(--neutral-200);color:var(--neutral-400);cursor:not-allowed;}
  @media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .btn-primary:disabled{background:var(--neutral-800);border-color:var(--neutral-700);color:var(--neutral-500);}}
  :root[data-theme="dark"] .btn-primary:disabled{background:var(--neutral-800);border-color:var(--neutral-700);color:var(--neutral-500);}
  .btn-ghost{
    background:var(--surface);
    border-color:var(--line-strong);
    color:var(--brand);
  }
  .btn-ghost:hover{background:var(--brand-tint);border-color:var(--brand);}
  .btn-sm{height:40px;padding:0 16px;font-size:14px;}
  .btn-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}

  .pill{
    display:inline-flex;
    align-items:center;
    gap:8px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-pill);
    padding:4px 12px;
    font-size:12px;
    color:var(--ink-soft);
  }

  .card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    box-shadow:var(--shadow-sm);
  }

  .visually-hidden{
    position:absolute;width:1px;height:1px;overflow:hidden;
    clip:rect(0 0 0 0);white-space:nowrap;
  }

  .diamond{
    display:inline-block;
    width:.62em;height:.62em;
    transform:rotate(45deg);
    flex:none;
  }

  /* ============ HEADER ============ */
  /* The header stays on the light palette and full-color logo in every theme. */
  header.site{
    --paper:var(--fst-white);
    --surface:var(--fst-white);
    --ink:var(--neutral-900);
    --ink-soft:var(--neutral-700);
    --ink-faint:var(--neutral-500);
    --brand:var(--purple-500);
    --brand-hover:var(--purple-600);
    --on-brand:var(--fst-white);
    --line:var(--neutral-200);
    position:sticky;
    top:env(safe-area-inset-top,0px);
    z-index:40;
    background:rgba(255,255,255,.9);
    -webkit-backdrop-filter:saturate(160%) blur(14px);
    backdrop-filter:saturate(160%) blur(14px);
    border-bottom:1px solid var(--line);
  }
  .header-row{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    height:72px;
  }
  .brandmark{display:flex;align-items:center;}
  .brandmark svg{height:40px;width:auto;}
  .logo-dark{display:none;}
  @media (prefers-color-scheme:dark){
    :root:not([data-theme="light"]) .logo-light{display:none;}
    :root:not([data-theme="light"]) .logo-dark{display:block;}
  }
  :root[data-theme="dark"] .logo-light{display:none;}
  :root[data-theme="dark"] .logo-dark{display:block;}
  header.site .logo-light{display:block !important;}
  header.site .logo-dark{display:none !important;}

  nav.primary{display:flex;align-items:center;gap:24px;}
  nav.primary a{
    font-size:14px;
    color:var(--ink-soft);
    text-decoration:none;
    padding-bottom:2px;
    border-bottom:2px solid transparent;
    transition:color 140ms var(--ease-standard),border-color 140ms var(--ease-standard);
  }
  nav.primary a:hover{color:var(--purple-600);border-bottom-color:var(--fst-green);}
  .header-actions{display:flex;align-items:center;gap:12px;}

  @media (max-width:900px){
    nav.primary{display:none;}
  }
  @media (max-width:480px){
    .wrap{padding-inline:16px;}
    .header-row{gap:8px;}
    .header-actions .btn{height:32px;padding:0 12px;font-size:13px;}
    .brandmark svg{height:28px;}
  }

  /* ============ HERO ============ */
  .hero{
    position:relative;
    overflow:hidden;
    padding-block:clamp(64px,10vw,128px) clamp(48px,7vw,96px);
    background:var(--gradient-brand);
    color:var(--fst-white);
    /* the hero is always the dark brand band, in both themes */
    --ink:var(--fst-white);
    --ink-soft:rgba(255,255,255,.82);
    --ink-faint:rgba(255,255,255,.7);
    --line:rgba(255,255,255,.22);
    --line-strong:rgba(255,255,255,.32);
    --accent:var(--green-300);
    --focus:var(--fst-white);
  }
  .hero .hero-watermark{position:absolute;right:-190px;top:-140px;width:620px;height:620px;opacity:.07;pointer-events:none;}
  .hero .hero-watermark--mirror{right:auto;top:auto;left:-190px;bottom:-140px;transform:scale(-1,-1);}
  .hero h1 em{color:var(--green-300);}
  .hero .sub{margin-top:20px;font-family:var(--font-body);font-size:clamp(18px,2vw,21px);font-weight:500;color:var(--fst-white);}
  .hero .btn-primary{background:var(--fst-white);border-color:var(--fst-white);color:var(--purple-700);}
  .hero .btn-primary:hover{background:var(--purple-50);border-color:var(--purple-50);}
  .hero .btn-ghost{background:transparent;border-color:rgba(255,255,255,.32);color:var(--fst-white);}
  .hero .btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.6);}
  .hero-grid{
    display:grid;
    grid-template-columns:minmax(0,1fr) minmax(260px,380px);
    gap:48px;
    align-items:center;
    position:relative;
  }
  @media (max-width:920px){
    .hero-grid{grid-template-columns:1fr;}
  }
  .hero h1{font-size:clamp(32px,4.6vw,52px);line-height:1.05;}
  .hero .lede{margin-top:16px;max-width:52ch;}
  .hero .btn-row{margin-top:40px;}
  .hero-trust{
    margin-top:32px;
    display:flex;
    gap:24px;
    flex-wrap:wrap;
    color:var(--ink-faint);
    font-size:13px;
  }
  .hero-trust span{display:flex;align-items:center;gap:8px;}

  .hero-visual{
    display:flex;
    flex-direction:column;
    gap:16px;
  }
  .hero-art{
    position:relative;
    aspect-ratio:1/1;
    display:grid;
    place-items:center;
  }
  .hero-art .ring{
    position:absolute;inset:6%;
    border:1px dashed var(--line-strong);
    border-radius:50%;
  }
  .hero-art .glow{
    position:absolute;
    inset:18%;
    border-radius:50%;
    background:radial-gradient(circle, rgba(255,255,255,.9) 0%, rgba(255,255,255,.4) 12%, rgba(255,255,255,.08) 26%, transparent 42%);
    opacity:.55;
  }
  .hero-art svg.mark{
    position:relative;
    width:30%;
    height:30%;
    filter:drop-shadow(0 12px 24px rgba(29,11,51,.3));
    z-index:2;
  }
  .orbit-arm{
    position:absolute;
    inset:0;
    animation:orbit-spin 46s linear infinite;
  }
  .hero-art:hover .orbit-arm{animation-play-state:paused;}
  .orbit-node-pos{
    position:absolute;
    inset:0;
    display:flex;
    justify-content:center;
    padding-top:6%;
  }
  /* Orbit nodes are diamonds, echoing the mark. */
  .orbit-node{
    animation:orbit-counter-spin 46s linear infinite;
    position:relative;
    width:48px;height:48px;
    margin-top:-24px;
    border:0;
    padding:0;
    background:transparent;
    display:grid;
    place-items:center;
    cursor:pointer;
    color:#fff;
  }
  .orbit-node::before{
    content:"";
    position:absolute;
    inset:7px;
    background:var(--node,var(--brand));
    border:2px solid var(--fst-white);
    border-radius:var(--radius-control);
    transform:rotate(45deg);
    box-shadow:var(--shadow);
    transition:transform 220ms var(--ease-standard), box-shadow 220ms var(--ease-standard);
  }
  .orbit-node svg{position:relative;width:18px;height:18px;}
  .orbit-node:hover::before, .orbit-node:focus-visible::before{transform:rotate(45deg) scale(1.1);}
  .orbit-node.is-active::before{transform:rotate(45deg) scale(1.16);box-shadow:0 0 0 4px rgba(255,255,255,.28), var(--shadow-lg);}
  @keyframes orbit-spin{to{transform:rotate(360deg);}}
  @keyframes orbit-counter-spin{to{transform:rotate(-360deg);}}
  @media (prefers-reduced-motion: reduce){
    .orbit-arm, .orbit-node{animation:none;}
  }

  .orbit-caption{
    --ink:var(--neutral-900);--ink-soft:var(--neutral-700);--line:var(--neutral-200);--brand:var(--purple-500);
    color:var(--ink-soft);
    background:var(--fst-white);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    padding:16px 20px;
    box-shadow:var(--shadow-sm);
  }
  .orbit-caption .tag{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-family:var(--font-accent);
    font-size:11px;
    letter-spacing:var(--tracking-eyebrow);
    text-transform:uppercase;
    color:var(--brand);
    background:none;border:0;padding:0;border-radius:0;
  }
  .orbit-caption .tag .dot{width:7px;height:7px;transform:rotate(45deg);flex:none;}
  /* All captions share one grid cell, so the card always has the height of the longest caption. */
  .cap-stack{display:grid;}
  .cap-stack > .cap{grid-area:1 / 1;visibility:hidden;opacity:0;transition:opacity 220ms var(--ease-standard), visibility 0s linear 220ms;}
  .cap-stack > .cap.is-active{visibility:visible;opacity:1;transition:opacity 220ms var(--ease-standard), visibility 0s;}
  .orbit-caption h4{
    font-size:16px;
    margin-top:8px;
    color:var(--ink);
  }
  .orbit-caption p{font-size:13px;color:var(--ink-soft);margin-top:4px;line-height:1.5;}
  .orbit-dots{display:flex;gap:4px;margin-top:12px;}
  .orbit-dots button{
    width:20px;height:4px;
    border-radius:var(--radius-pill);
    border:none;
    background:var(--line);
    cursor:pointer;
    padding:0;
    transition:background 140ms var(--ease-standard), width 140ms var(--ease-standard);
  }
  .orbit-dots button.is-active{background:var(--brand);width:32px;}

  /* ============ SECTION HEADS ============ */
  .section-head{max-width:66ch;margin-bottom:48px;}
  .section-head h2{font-size:clamp(24px,3.3vw,32px);margin-top:16px;}
  .section-head .lede{margin-top:16px;}
  .section-head.center{margin-inline:auto;text-align:center;}
  .section-head.center .lede{margin-inline:auto;}

  /* ============ PROBLEM ============ */
  .problem-section{background:var(--panel-neutral);border-bottom:1px solid var(--line);}
  .chip-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(230px,1fr));
    gap:16px;
    margin-top:8px;
  }
  .quote-chip{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    padding:20px;
    font-family:var(--font-body);
    font-size:16px;
    font-weight:500;
    line-height:1.4;
    color:var(--ink);
    box-shadow:var(--shadow-sm);
  }
  .quote-chip::before{content:"\201C";color:var(--accent-fill);}

  .pull{
    margin-top:48px;
    padding-top:48px;
    border-top:1px solid var(--line);
    text-align:center;
  }
  .pull blockquote{
    font-family:var(--font-body);
    font-size:clamp(21px,2.6vw,26px);
    font-weight:500;
    line-height:1.3;
    max-width:40ch;
    margin:0 auto;
    color:var(--brand);
    text-wrap:balance;
  }
  .pull p{margin-top:16px;color:var(--ink-soft);max-width:52ch;margin-inline:auto;font-size:16px;}

  /* ============ QUICK CHECK (interactive quiz) ============ */
  .check-bridge{margin:48px 0 24px;padding-top:40px;border-top:1px solid var(--line);}
  .check-bridge > *{max-width:60ch;}
  .check-bridge h3{font-size:21px;}
  .check-bridge p{margin-top:8px;color:var(--ink-soft);}
  .quiz-card{
    padding:clamp(24px,4vw,48px);
    display:grid;
    grid-template-columns:1fr;
    gap:32px;
  }
  .quiz-progress-track{
    height:6px;
    margin-top:8px;
    border-radius:var(--radius-pill);
    background:var(--line);
    overflow:hidden;
  }
  .quiz-progress-fill{
    height:100%;
    width:0%;
    background:var(--brand);
    border-radius:var(--radius-pill);
    transition:width 360ms var(--ease-out);
  }
  .quiz-meta{
    display:flex;
    justify-content:space-between;
    gap:12px;
    font-family:var(--font-accent);
    font-size:11px;
    color:var(--ink-faint);
    letter-spacing:var(--tracking-eyebrow);
    text-transform:uppercase;
  }
  .quiz-questions{
    display:flex;
    flex-direction:column;
    gap:24px;
  }
  .quiz-q legend{
    font-family:var(--font-body);
    font-weight:500;
    font-size:18px;
    color:var(--ink);
    padding:0;
    margin-bottom:12px;
  }
  .quiz-q{border:0;padding:0;margin:0;}
  .quiz-options{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:8px;
  }
  .quiz-option{position:relative;}
  .quiz-option input{
    position:absolute;
    opacity:0;
    width:100%;height:100%;
    margin:0;
    cursor:pointer;
  }
  .quiz-option label{
    display:flex;
    align-items:center;
    gap:12px;
    min-height:48px;
    padding:12px 16px;
    border:1px solid var(--line-strong);
    border-radius:var(--radius-control);
    font-size:14px;
    line-height:1.4;
    color:var(--ink-soft);
    background:var(--surface);
    transition:border-color 140ms var(--ease-standard), background 140ms var(--ease-standard), color 140ms var(--ease-standard);
  }
  /* System Radio: 18px ring with an 8px purple dot. */
  .quiz-option label::before{
    content:"";
    width:18px;height:18px;
    flex:none;
    border-radius:var(--radius-pill);
    border:1px solid var(--line-strong);
    background:var(--surface);
    transition:border-color 140ms var(--ease-standard), box-shadow 140ms var(--ease-standard);
  }
  .quiz-option input:checked + label{
    border-color:var(--brand);
    color:var(--ink);
    background:var(--brand-tint);
  }
  .quiz-option input:checked + label::before{
    border-color:var(--brand);
    box-shadow:inset 0 0 0 4px var(--surface), inset 0 0 0 9px var(--brand);
  }
  .quiz-option input:focus-visible + label{
    outline:2px solid var(--focus);
    outline-offset:2px;
  }
  .quiz-option label:hover{border-color:var(--neutral-400);}
  .quiz-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}
  .quiz-hint{font-size:13px;color:var(--ink-faint);}

  .quiz-result{
    border-top:1px solid var(--line);
    padding-top:32px;
    display:grid;
    grid-template-columns:auto 1fr;
    gap:24px;
    align-items:start;
  }
  @media (max-width:560px){.quiz-result{grid-template-columns:1fr;}}
  .meter{display:flex;gap:8px;padding:4px;}
  .meter .diamond{
    width:20px;height:20px;
    background:var(--line);
  }
  .meter .diamond.on{background:var(--accent-fill);}
  .meter .diamond.on.mid{background:var(--brand);}
  .meter .diamond.on.high{background:var(--brand-deep);}
  .quiz-result h3{font-size:21px;}
  .quiz-result p{color:var(--ink-soft);font-size:16px;margin-top:12px;max-width:60ch;}
  .quiz-result .btn-row{margin-top:20px;}

  /* ============ CHAT WIDGET ============ */
  .chat-launcher{
    position:fixed;
    right:20px;
    bottom:calc(20px + env(safe-area-inset-bottom,0px));
    z-index:60;
    width:56px;height:56px;
    border-radius:var(--radius-surface);
    border:1px solid var(--fst-green);
    display:grid;
    place-items:center;
    background:var(--fst-green);
    box-shadow:0 8px 24px rgba(0,192,139,.24);
    color:var(--purple-900);
    cursor:pointer;
    transition:background-color 140ms var(--ease-standard), transform 140ms var(--ease-standard);
  }
  .chat-launcher:hover{background:var(--green-500);border-color:var(--green-500);}
  .chat-launcher svg{width:24px;height:24px;}
  .chat-launcher .ico-close{display:none;}
  .chat-launcher[aria-expanded="true"] .ico-open{display:none;}
  .chat-launcher[aria-expanded="true"] .ico-close{display:block;}
  .chat-dot{
    position:absolute;
    top:6px;right:6px;
    width:9px;height:9px;
    transform:rotate(45deg);
    background:var(--purple-500);
    outline:2px solid var(--fst-green);
  }

  .chat-panel{
    position:fixed;
    right:20px;
    bottom:calc(88px + env(safe-area-inset-bottom,0px));
    z-index:59;
    width:min(370px, calc(100vw - 40px));
    height:min(520px, calc(100vh - 160px));
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-surface);
    box-shadow:var(--shadow-lg);
    display:flex;
    flex-direction:column;
    overflow:hidden;
    opacity:0;
    transform:translateY(8px);
    pointer-events:none;
    transition:opacity 220ms var(--ease-standard), transform 220ms var(--ease-standard);
  }
  .chat-panel.is-open{
    opacity:1;
    transform:translateY(0);
    pointer-events:auto;
  }
  .chat-head{
    padding:16px 20px;
    background:var(--purple-800);
    color:var(--fst-white);
    display:flex;
    align-items:center;
    gap:12px;
    flex:none;
  }
  .chat-head .mark-sm{width:24px;height:24px;flex:none;}
  .chat-head strong{font-family:var(--font-body);font-weight:500;font-size:15px;display:block;}
  .chat-head span{font-size:12px;color:var(--fst-lilac);}
  .chat-body{
    flex:1;
    overflow-y:auto;
    padding:16px;
    display:flex;
    flex-direction:column;
    gap:8px;
    background:var(--panel-neutral);
  }
  .msg{
    max-width:86%;
    padding:8px 12px;
    border-radius:var(--radius-card);
    font-size:14px;
    line-height:1.5;
  }
  .msg.typing{display:inline-flex;gap:6px;align-items:center;padding:12px 14px;}
  .msg.typing span{width:6px;height:6px;background:var(--brand);transform:rotate(45deg);opacity:.3;animation:fst-typing 1s var(--ease-standard) infinite;}
  .msg.typing span:nth-child(2){animation-delay:.15s}
  .msg.typing span:nth-child(3){animation-delay:.3s}
  @keyframes fst-typing{0%,100%{opacity:.3}50%{opacity:1}}
  .chat-form input:disabled{opacity:.6;}
  .msg.bot{
    background:var(--surface);
    border:1px solid var(--line);
    color:var(--ink);
    align-self:flex-start;
    border-bottom-left-radius:var(--radius-control);
  }
  .msg.user{
    background:var(--brand);
    color:var(--on-brand);
    align-self:flex-end;
    border-bottom-right-radius:var(--radius-control);
  }
  .chat-suggest{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    padding:0 16px 12px;
    flex:none;
    background:var(--panel-neutral);
  }
  .chat-suggest button{
    font-family:var(--font-body);
    font-size:12px;
    line-height:1;
    padding:6px 10px;
    border-radius:var(--radius-pill);
    border:1px solid var(--line);
    background:var(--surface);
    color:var(--ink-soft);
    cursor:pointer;
    transition:border-color 140ms var(--ease-standard), color 140ms var(--ease-standard), background 140ms var(--ease-standard);
  }
  .chat-suggest button:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-tint);}
  .chat-form{
    display:flex;
    gap:8px;
    padding:12px;
    border-top:1px solid var(--line);
    background:var(--surface);
    flex:none;
  }
  .chat-form input{
    flex:1;
    min-width:0;
    height:40px;
    border:1px solid var(--line-strong);
    border-radius:var(--radius-control);
    padding:0 12px;
    font-size:14px;
    font-family:var(--font-body);
    color:var(--ink);
    background:var(--surface);
  }
  .chat-form input:focus-visible{outline:none;border-color:var(--focus);box-shadow:0 0 0 3px rgba(141,85,188,.35);}
  .chat-form button{
    flex:none;
    width:40px;height:40px;
    border-radius:var(--radius-control);
    border:1px solid var(--brand);
    background:var(--brand);
    color:var(--on-brand);
    display:grid;
    place-items:center;
    cursor:pointer;
  }
  .chat-form button:hover{background:var(--brand-hover);border-color:var(--brand-hover);}
  .chat-form button:disabled{opacity:.5;cursor:not-allowed;}
  .chat-note{
    font-size:11px;
    color:var(--ink-faint);
    text-align:center;
    padding:0 12px 12px;
    background:var(--surface);
  }
  @media (max-width:480px){
    .chat-panel{right:12px;bottom:calc(84px + env(safe-area-inset-bottom,0px));width:calc(100vw - 24px);}
    .chat-launcher{right:16px;}
  }

  /* ============ GUIDE / ABOUT ============ */
  .about-section{background:var(--panel-neutral);border-bottom:1px solid var(--line);}
  .about-grid{
    display:grid;
    grid-template-columns:1.1fr .9fr;
    gap:64px;
    align-items:start;
  }
  @media (max-width:880px){.about-grid{grid-template-columns:1fr;gap:40px;}}
  .about-copy p{color:var(--ink-soft);font-size:16px;margin-top:16px;}
  .about-copy p:first-of-type{margin-top:0;}
  .about-copy .lede-strong{
    font-family:var(--font-body);
    font-size:21px;
    font-weight:500;
    line-height:1.3;
    color:var(--ink);
  }
  .about-side{display:flex;flex-direction:column;gap:16px;}
  .note-box{
    margin-top:0;
    padding:16px 20px;
    background:var(--brand-tint);
    border-radius:var(--radius-card);
    font-size:14px;
    color:var(--ink-soft);
    border:1px solid var(--line);
    border-left:3px solid var(--brand);
  }
  .expertise-card{padding:24px;}
  .expertise-card h3{font-family:var(--font-accent);font-size:12px;text-transform:uppercase;letter-spacing:var(--tracking-eyebrow);color:var(--ink-faint);font-weight:400;}
  .tag-grid{
    margin-top:16px;
    display:flex;
    flex-wrap:wrap;
    gap:8px;
  }
  .tag{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-pill);
    padding:6px 12px;
    font-size:12px;
    line-height:1.2;
    color:var(--ink-soft);
  }

  /* ============ SERVICES ============ */
  .services-section{border-bottom:1px solid var(--line);}
  .service-grid{
    display:grid;
    grid-template-columns:repeat(6,1fr);
    gap:24px;
  }
  .service-grid > .service-card{grid-column:span 2;}
  .service-grid > .service-card:nth-child(n+4){grid-column:span 3;}
  @media (max-width:900px){.service-grid{grid-template-columns:1fr 1fr;}.service-grid > .service-card, .service-grid > .service-card:nth-child(n+4){grid-column:auto;}.service-grid > .service-card:last-child{grid-column:1 / -1;}}
  @media (max-width:600px){.service-grid{grid-template-columns:1fr;}}
  .service-card{
    padding:24px;
    display:flex;
    flex-direction:column;
    gap:12px;
    transition:transform 220ms var(--ease-standard), box-shadow 220ms var(--ease-standard), border-color 220ms var(--ease-standard);
  }
  .service-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--line-strong);}
  .service-icon{width:40px;height:40px;display:grid;place-items:center;}
  .service-card h3{font-size:21px;}
  .service-card p{color:var(--ink-soft);font-size:16px;}
  .service-card .learn{
    margin-top:auto;
    font-size:14px;
    font-weight:500;
    color:var(--brand);
    display:inline-flex;
    align-items:center;
    gap:8px;
  }

  /* ============ TABBED SECTION (system Tabs pattern) ============ */
  .work-section{background:var(--paper-alt);border-bottom:1px solid var(--line);}
  .tabs{
    display:flex;
    gap:24px;
    border-bottom:1px solid var(--line);
    overflow-x:auto;
    scrollbar-width:none;
    margin-bottom:32px;
  }
  .tabs::-webkit-scrollbar{display:none;}
  .tabs [role="tab"]{
    flex:none;
    display:inline-flex;
    align-items:center;
    min-height:44px;
    padding:0 0 12px;
    margin-bottom:-1px;
    background:none;
    border:0;
    border-bottom:2px solid transparent;
    font-family:var(--font-body);
    font-size:16px;
    font-weight:400;
    color:var(--ink-faint);
    cursor:pointer;
    white-space:nowrap;
    transition:color 140ms var(--ease-standard),border-color 140ms var(--ease-standard);
  }
  .tabs [role="tab"]:hover{color:var(--ink);}
  .tabs [role="tab"][aria-selected="true"]{color:var(--brand);font-weight:500;border-bottom-color:var(--brand);}
  .tabs [role="tab"]:focus-visible{outline-offset:-2px;}
  [role="tabpanel"]{animation:fst-fade 220ms var(--ease-standard);}
  [role="tabpanel"]:focus-visible{outline:none;}
  @keyframes fst-fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
  .panel-intro{max-width:60ch;margin-bottom:24px;color:var(--ink-soft);}
  .faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 24px;align-items:start;}
  @media (max-width:760px){.faq-grid{grid-template-columns:1fr;}}
  .faq-grid details.objection{margin-top:0;}

  /* ============ PLAN ============ */
  .plan-section{background:var(--paper-alt);border-bottom:1px solid var(--line);}
  .steps{
    display:grid;
    grid-template-columns:repeat(5,1fr);
    gap:16px;
    margin-top:8px;
  }
  @media (max-width:980px){.steps{grid-template-columns:repeat(2,1fr);}}
  @media (max-width:560px){.steps{grid-template-columns:1fr;}}
  .step{
    padding:24px 20px;
    position:relative;
    transition:box-shadow 220ms var(--ease-standard), transform 220ms var(--ease-standard);
  }
  .step:hover{transform:translateY(-2px);box-shadow:var(--shadow);}
  .step summary{
    cursor:pointer;
    list-style:none;
  }
  .step summary::-webkit-details-marker{display:none;}
  .step summary .row{
    display:flex;
    align-items:flex-start;
    justify-content:space-between;
    gap:8px;
  }
  .step .num{
    font-family:var(--font-display);
    font-weight:500;
    font-size:26px;
    letter-spacing:var(--tracking-display);
    line-height:1;
    color:var(--accent-fill);
  }
  .step .step-toggle{
    flex:none;
    width:24px;height:24px;
    border-radius:var(--radius-control);
    border:1px solid var(--line-strong);
    display:grid;
    place-items:center;
    font-size:16px;
    line-height:1;
    color:var(--brand);
    transition:transform 220ms var(--ease-standard), border-color 140ms var(--ease-standard);
  }
  .step[open] .step-toggle{transform:rotate(45deg);border-color:var(--brand);}
  .step h3{font-size:18px;margin-top:12px;}
  .step summary p{font-size:14px;color:var(--ink-soft);margin-top:8px;line-height:1.5;}
  .step .step-more{
    font-size:13px;
    line-height:1.5;
    color:var(--ink-soft);
    margin-top:12px;
    padding-top:12px;
    border-top:1px dashed var(--line-strong);
  }

  .plan-lower{
    margin-top:48px;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:48px;
    align-items:start;
  }
  @media (max-width:880px){.plan-lower{grid-template-columns:1fr;gap:40px;}}
  .plan-lower > div > h3{font-size:18px;}
  .kickoff{margin-top:40px;}
  .kickoff h3{font-size:18px;}
  .kickoff-list{margin-top:16px;display:flex;flex-direction:column;gap:12px;}
  .kickoff-list li{
    display:flex;
    gap:12px;
    font-size:16px;
    color:var(--ink-soft);
    align-items:flex-start;
  }
  .kickoff-list .diamond{margin-top:9px;background:var(--accent-fill);}

  details.objection{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    padding:4px 20px;
    margin-top:8px;
  }
  details.objection summary{
    cursor:pointer;
    padding:12px 0;
    font-weight:500;
    font-size:16px;
    color:var(--ink);
    list-style:none;
    display:flex;
    justify-content:space-between;
    align-items:center;
    gap:12px;
  }
  details.objection summary::-webkit-details-marker{display:none;}
  details.objection summary::after{
    content:"+";
    font-size:21px;
    line-height:1;
    color:var(--brand);
    flex:none;
  }
  details.objection[open] summary::after{content:"\2212";}
  details.objection p{padding-bottom:16px;color:var(--ink-soft);font-size:14px;}

  /* ============ INDUSTRIES ============ */
  .industry-row{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(210px,1fr));
    gap:16px;
    margin-top:8px;
  }
  .industry-card{
    padding:20px;
    display:flex;
    align-items:center;
    gap:12px;
  }
  .industry-card .diamond{width:12px;height:12px;background:var(--accent-soft);}
  .industry-card span{font-weight:500;font-size:16px;color:var(--ink);line-height:1.4;}

  /* ============ SUCCESS / FAILURE ============ */
  .contrast-section{background:var(--panel-neutral);border-bottom:1px solid var(--line);}
  .contrast-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:24px;
  }
  @media (max-width:800px){.contrast-grid{grid-template-columns:1fr;}}
  .contrast-card{padding:32px;}
  .contrast-card h3{font-size:18px;display:flex;align-items:center;gap:12px;}
  .contrast-card ul{margin-top:20px;display:flex;flex-direction:column;gap:12px;}
  .contrast-card li{font-size:16px;color:var(--ink-soft);display:flex;gap:12px;}
  .contrast-card.bad{border-color:var(--line);}
  .contrast-card.good{
    position:relative;
    overflow:hidden;
    background:var(--surface);
  }
  .contrast-card.good::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:var(--fst-green);}
  .mark{flex:none;width:20px;height:20px;border-radius:var(--radius-control);display:grid;place-items:center;}
  .mark.x{background:var(--neutral-100);color:var(--neutral-500);}
  .mark.check{background:var(--accent-fill);color:var(--purple-900);}
  .mark svg{width:12px;height:12px;}

  .success-echo{}
  .success-echo h3{
    font-family:var(--font-accent);
    font-size:12px;text-transform:uppercase;letter-spacing:var(--tracking-eyebrow);
    color:var(--ink-faint);font-weight:400;text-align:center;
  }
  .echo-grid{
    margin-top:0;
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:20px;
  }
  .echo-grid p{
    font-family:var(--font-body);
    font-size:18px;
    font-weight:500;
    line-height:1.35;
    color:var(--ink);
    text-align:left;
    padding:24px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    box-shadow:var(--shadow-sm);
  }
  .echo-grid p::before{content:"";display:block;width:8px;height:8px;margin-bottom:16px;background:var(--accent-fill);transform:rotate(45deg);}

  /* ============ CTA BAND (the one system brand gradient) ============ */
  .cta-band{
    background:var(--gradient-brand);
    color:var(--fst-white);
    position:relative;
    overflow:hidden;
  }
  .cta-band .cta-mark{
    position:absolute;
    right:-140px;
    top:-120px;
    width:520px;
    height:520px;
    opacity:.07;
    pointer-events:none;
  }
  .cta-band .wrap{position:relative;text-align:center;}
  .cta-band h2{color:inherit;font-size:clamp(26px,3.6vw,40px);line-height:1.1;max-width:26ch;margin-inline:auto;}
  .cta-band .lede{color:rgba(255,255,255,.82);margin-inline:auto;margin-top:16px;}
  .cta-band .btn-row{justify-content:center;margin-top:32px;}
  .cta-band .btn-primary{background:var(--fst-white);border-color:var(--fst-white);color:var(--purple-700);}
  .cta-band .btn-primary:hover{background:var(--purple-50);border-color:var(--purple-50);}
  .cta-band .btn-ghost{background:transparent;border-color:rgba(255,255,255,.32);color:var(--fst-white);}
  .cta-band .btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.6);}
  .cta-band .secondary-links{
    margin-top:24px;
    display:flex;
    gap:24px;
    justify-content:center;
    flex-wrap:wrap;
    font-size:14px;
  }
  .cta-band .secondary-links a{color:var(--fst-white);text-decoration:underline;text-underline-offset:3px;opacity:.9;}
  .cta-band a:focus-visible{outline-color:var(--fst-white);}

  /* ============ FOOTER ============ */
  footer.site{padding-block:64px 40px;}
  .footer-grid{
    display:grid;
    grid-template-columns:1.3fr 1fr 1fr 1fr;
    gap:40px;
  }
  @media (max-width:800px){.footer-grid{grid-template-columns:1fr 1fr;}}
  @media (max-width:520px){.footer-grid{grid-template-columns:1fr;}}
  .footer-brand p{color:var(--ink-soft);font-size:14px;margin-top:16px;max-width:34ch;}
  .footer-col h4{
    font-family:var(--font-accent);
    font-size:12px;text-transform:uppercase;letter-spacing:var(--tracking-eyebrow);
    color:var(--ink-faint);font-weight:400;
  }
  .footer-col ul{margin-top:16px;display:flex;flex-direction:column;gap:12px;}
  .footer-col a, .footer-col li > span{font-size:14px;color:var(--ink-soft);text-decoration:none;}
  .footer-col a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
  .footer-bottom{
    margin-top:48px;
    padding-top:24px;
    border-top:1px solid var(--line);
    display:flex;
    justify-content:space-between;
    flex-wrap:wrap;
    gap:12px;
    font-size:13px;
    color:var(--ink-faint);
  }

  @media (prefers-reduced-motion: reduce){
    *{animation-duration:0.001ms !important; transition-duration:0.001ms !important;}
  }

  a:focus-visible, button:focus-visible, summary:focus-visible{
    outline:2px solid var(--focus);
    outline-offset:2px;
    border-radius:var(--radius-control);
  }