/* FlowThinkers audit-page prototypes — shared identity layer.
   Values measured from the live flowthinkers.com on 2026-10-06, not invented. */
:root{
  --ft-green:#0B7D57; --ft-green-deep:#075640; --ft-green-500:#17B37E; --ft-mint:#D9F2E6;
  --ft-mint-soft:#EEF6F1; --ft-ink:#0B1F17; --ft-forest-800:#12291F; --ft-forest-700:#14231D;
  --ft-cream:#F5F2E9; --ft-ground:#F7FAF7; --ft-white:#FFFFFF;
  --ft-text:#20302A; --ft-muted:#5F746B; --ft-line:#E2EBE6; --ft-line-strong:#C3D4CB;
  --ft-sand-line:#E3DCCB;
  --ft-serif:"Fraunces","Iowan Old Style",Palatino,Georgia,ui-serif,serif;
  --ft-sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --ft-mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --sp1:4px;--sp2:8px;--sp3:12px;--sp4:16px;--sp5:24px;--sp6:32px;--sp7:48px;--sp8:64px;--sp9:96px;
  --maxw:1160px; --r:8px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--ft-ground);color:var(--ft-text);font-family:var(--ft-sans);
 font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{margin:0;font-family:var(--ft-serif);font-weight:400;color:var(--ft-ink);
 letter-spacing:-.02em;line-height:1.08}
p{margin:0}
a{color:inherit}
:focus-visible{outline:2px solid var(--ft-green-deep);outline-offset:3px;border-radius:2px}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--sp5)}

/* eyebrow: mono, tracked, green — matches the live site */
.eyebrow{font-family:var(--ft-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
 color:var(--ft-green);margin:0 0 var(--sp4)}

/* header */
.hdr{border-bottom:1px solid var(--ft-line);background:var(--ft-ground);position:sticky;top:0;z-index:20}
.hdr-in{display:flex;align-items:center;justify-content:space-between;gap:var(--sp5);
 padding:var(--sp4) 0;max-width:var(--maxw);margin:0 auto;padding-left:var(--sp5);padding-right:var(--sp5)}
.wordmark{font-family:var(--ft-serif);font-size:20px;color:var(--ft-ink);text-decoration:none;font-weight:400}
.wordmark b{font-weight:700}
.hdr-nav{display:flex;flex-wrap:wrap;align-items:center;gap:var(--sp5);font-size:13.5px}
.hdr-nav a{color:var(--ft-text);text-decoration:none;white-space:nowrap}
.hdr-nav a:hover{color:var(--ft-green-deep)}

/* buttons: free leak check is primary, larger, and sits to the RIGHT */
.cta-row{display:flex;flex-wrap:wrap;align-items:center;gap:var(--sp4)}
.btn{font-family:var(--ft-sans);font-weight:600;text-decoration:none;display:inline-block;
 border-radius:var(--r);border:1px solid transparent;cursor:pointer;line-height:1.2}
.btn-secondary{background:transparent;color:var(--ft-ink);border-color:var(--ft-line-strong);
 font-size:15px;padding:13px 20px}
.btn-secondary:hover{border-color:var(--ft-green-deep);color:var(--ft-green-deep)}
.btn-primary{background:var(--ft-green-deep);color:#fff;font-size:17px;padding:18px 30px;
 box-shadow:0 1px 0 rgba(11,31,23,.04)}
.btn-primary:hover{background:var(--ft-green)}
.btn-sm{font-size:13.5px;padding:10px 16px;background:var(--ft-green-deep);color:#fff;font-weight:600}
/* .hdr-nav a outranks .btn-sm, so the button label has to be restated here */
.hdr-nav a.btn{color:#fff}
.hdr-nav a.btn:hover{color:#fff;background:var(--ft-green)}
.cta-note{font-size:13px;color:var(--ft-muted);margin-top:var(--sp3);max-width:52ch}
.cta-tertiary{font-size:14px;color:var(--ft-text);text-decoration:underline;
 text-underline-offset:3px;text-decoration-color:var(--ft-line-strong)}
.cta-tertiary:hover{text-decoration-color:var(--ft-green-deep);color:var(--ft-green-deep)}

/* One fixed opening and one downward-rolling italic phrase */
.rot-fixed{font-family:var(--ft-serif);font-weight:400;color:var(--ft-ink);
 display:block;font-size:clamp(34px,5.4vw,62px);line-height:1.04;letter-spacing:-.03em;margin:0}
.rot-line{font-family:var(--ft-serif);font-weight:400;color:var(--ft-ink);
 font-size:clamp(28px,4.3vw,50px);line-height:1.12;letter-spacing:-.025em;
 display:flex;align-items:flex-start;gap:.24em}
.rot-lead{color:var(--ft-ink);font-family:var(--ft-serif);font-style:normal;flex:0 0 auto}
/* fixed height reserves space so nothing shifts when the phrase changes */
.rot-slot{position:relative;display:inline-block;min-width:0;flex:1;min-height:1.2em;overflow:hidden;vertical-align:baseline;
 padding:.12em .06em;margin:-.12em -.06em}
.rot-phrase{font-style:italic;color:var(--ft-green-deep);display:inline-block;
 transition:transform .32s cubic-bezier(.22,.61,.36,1),opacity .32s ease}
.rot-phrase.out{transform:translateY(115%);opacity:0}
.rot-phrase.in{transform:translateY(-115%);opacity:0}
.rot-controls{display:flex;justify-content:flex-end;margin-top:var(--sp2)}
.rot-toggle{width:44px;height:44px;padding:0;border:0;background:transparent;
 color:var(--ft-muted);cursor:pointer;display:grid;place-items:center;border-radius:4px}
.rot-toggle:hover{color:var(--ft-green-deep);background:var(--ft-mint-soft)}
.rot-toggle::before{content:"";width:11px;height:12px;
 background:linear-gradient(to right,currentColor 0 3px,transparent 3px 8px,currentColor 8px 11px)}
.rot-toggle[aria-pressed="true"]::before{background:currentColor;clip-path:polygon(0 0,100% 50%,0 100%)}
.rot-toggle[hidden]{display:none}
.rot-btn{width:30px;height:30px;border-radius:50%;border:1px solid var(--ft-line-strong);
 background:transparent;color:var(--ft-ink);cursor:pointer;display:grid;place-items:center;
 font-size:11px;line-height:1;padding:0}
.rot-btn:hover{border-color:var(--ft-green-deep);color:var(--ft-green-deep)}
.rot-status{font-family:var(--ft-mono);font-size:10.5px;color:var(--ft-muted);letter-spacing:.08em;text-transform:uppercase}

/* sections */
.sec{padding:var(--sp9) 0;border-top:1px solid var(--ft-line)}
/* Sage muted measures 4.47:1 on cream, just under AA. Nudged one step darker on
   cream bands only (4.73:1). Same hue, the rest of the palette is untouched. */
.sec--cream{background:var(--ft-cream);border-top-color:var(--ft-sand-line);--ft-muted:#5C7067}
.sec--mint{background:var(--ft-mint-soft)}
.sec--forest{background:var(--ft-ink);border-top-color:var(--ft-forest-700)}
.sec--forest h2,.sec--forest h3{color:#ECF6F0}
.sec--forest .sec-lede,.sec--forest p{color:#B9CFC4}
.sec--forest .eyebrow{color:#41D19D}
.h2{font-size:clamp(27px,3.1vw,38px);max-width:22ch}
.sec-lede{font-size:17.5px;line-height:1.65;color:var(--ft-muted);max-width:60ch;margin-top:var(--sp4)}
.grid{display:grid;gap:var(--sp5)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--ft-white);border:1px solid var(--ft-line);border-radius:var(--r);padding:var(--sp5)}
.sec--cream .card{border-color:var(--ft-sand-line)}
.card h3{font-size:19px;margin-bottom:var(--sp2);line-height:1.2}
.card p{font-size:14.5px;color:var(--ft-muted);line-height:1.6}
.card-n{font-family:var(--ft-mono);font-size:10.5px;letter-spacing:.14em;color:var(--ft-green);
 text-transform:uppercase;display:block;margin-bottom:var(--sp3)}
.label{display:inline-block;font-family:var(--ft-mono);font-size:10px;letter-spacing:.12em;
 text-transform:uppercase;border:1px solid var(--ft-line-strong);border-radius:3px;
 padding:3px 7px;color:var(--ft-muted)}
.list{margin:var(--sp5) 0 0;padding:0;list-style:none}
.list li{position:relative;padding-left:26px;margin-bottom:var(--sp3);font-size:15.5px;color:var(--ft-text)}
.list li::before{content:"";position:absolute;left:0;top:11px;width:12px;height:1px;background:var(--ft-green)}
.sec--forest .list li{color:#B9CFC4}
.sec--forest .list li::before{background:#41D19D}
.foot{background:var(--ft-ink);color:#8FA79B;padding:var(--sp7) 0;font-size:13px}
.foot a{color:#B9CFC4;text-decoration:none;margin-right:var(--sp5)}
.foot a:hover{color:#fff}

@media(prefers-reduced-motion:reduce){
  .rot-phrase{transition:none!important}
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}
@media(max-width:860px){.g3{grid-template-columns:1fr}.g2{grid-template-columns:1fr}}
@media(max-width:640px){
  .wrap,.hdr-in{padding-left:18px;padding-right:18px}
  .sec{padding:var(--sp8) 0}
  .hdr-nav{gap:var(--sp4);font-size:12.5px}
  .btn-primary{font-size:16px;padding:16px 22px}
  .btn-secondary{font-size:14.5px;padding:12px 18px}
  /* Stacked, 'right of' has no meaning, so the primary keeps its priority by
     sitting first. DOM order is unchanged so the desktop row stays correct. */
  .cta-row{gap:var(--sp3);flex-direction:column-reverse;align-items:stretch}
  .cta-row .btn{text-align:center}
  .rot-line{gap:.3em}
}