/* TWO INSTRUMENTS — the grammar of corroboration.
   Two channels: claim (wide, confident) and evidence (narrow, skeptical).
   Near-monochrome field; exactly four functional verdict states. */

:root{
  --ink:#16181a;            /* near-black ink */
  --ink-soft:#43484d;
  --ink-faint:#54595e;
  --paper:#f4f2ec;          /* warm paper */
  --paper-deep:#e9e6dd;
  --line:#c9c4b6;
  --line-strong:#16181a;

  /* the only four accents — verdict semantics only */
  --pass:#1f6f43;
  --fail:#a3271f;
  --uncertain:#8a6a12;
  --unavailable:#4b4f55;

  --claim-font:"Claim", system-ui, "Helvetica Neue", Arial, sans-serif;
  --evidence-font:"Evidence", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --w:72rem;
  --gutter:clamp(1rem, 4vw, 2.5rem);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto} }

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--claim-font);
  font-size:1.0625rem;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}

/* Two-voice type system (system stacks, no webfont payload) */
@font-face{font-family:"Claim";src:local("Helvetica Neue"),local("Arial");font-display:swap}
@font-face{font-family:"Evidence";src:local("Menlo"),local("Consolas");font-display:swap}

/* ---------- skeleton ---------- */
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:var(--paper);padding:.6rem 1rem;z-index:50}
.skip:focus{left:0}

.frame{max-width:var(--w);margin:0 auto;padding:0 var(--gutter)}

header.site{
  border-bottom:1px solid var(--line-strong);
  background:var(--paper);
}
.site-bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 0}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--ink)}
.brand img{height:1.5rem;width:auto;display:block}
.brand span{font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint)}
nav.primary ul{display:flex;gap:1.4rem;list-style:none;margin:0;padding:0}
nav.primary a{color:var(--ink);text-decoration:none;font-size:.95rem;border-bottom:2px solid transparent;padding-bottom:.15rem}
nav.primary a:hover,nav.primary a:focus-visible{border-bottom-color:var(--ink)}
nav.primary a[aria-current="page"]{border-bottom-color:var(--ink);font-weight:600}
#menu-btn{display:none;font:inherit;background:none;border:none;padding:.35rem .8rem;cursor:pointer;color:var(--ink)}

a{color:inherit}
:focus-visible{outline:3px solid var(--ink);outline-offset:2px}

main{display:block}

/* ---------- the two channels ---------- */
.duet{
  display:grid;
  grid-template-columns:minmax(0,7fr) minmax(0,4fr);
  gap:clamp(1.25rem,3vw,3rem);
  align-items:start;
  padding:clamp(2.2rem,5vw,4rem) 0;
  border-bottom:1px solid var(--line);
}
.duet:last-of-type{border-bottom:0}

.claim-ch{min-width:0}
.evidence-ch{
  min-width:0;
  font-family:var(--evidence-font);
  font-size:.82rem;
  line-height:1.6;
  color:var(--ink-soft);
  border-left:1px solid var(--line-strong);
  padding-left:clamp(.9rem,2vw,1.4rem);
}
.evidence-ch .tag{
  display:block;
  font-size:.66rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--ink-faint);
  margin-bottom:.7rem;
}
.evidence-ch dl{margin:0}
.evidence-ch dt{font-weight:700;color:var(--ink);margin-top:.9rem}
.evidence-ch dt:first-child{margin-top:0}
.evidence-ch dd{margin:0 0 .2rem 0}
.evidence-ch p{margin:.55rem 0}
.evidence-ch ul{margin:.4rem 0;padding-left:1.1rem}

/* headings — claims voice */
h1,h2,h3{font-weight:700;letter-spacing:-.015em;margin:0 0 1rem 0;line-height:1.12}
h1{font-size:clamp(2.1rem,5.4vw,3.6rem)}
h2{font-size:clamp(1.5rem,3.2vw,2.2rem)}
h3{font-size:1.15rem}
.kicker{
  font-family:var(--evidence-font);
  font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--ink-faint);display:block;margin-bottom:1rem;
}
p.lede{font-size:clamp(1.15rem,2.2vw,1.4rem);line-height:1.45;color:var(--ink-soft);max-width:36em}
.claim-ch p{max-width:38em}

/* ---------- verdict semantics (the only color) ---------- */
.verdict{
  font-family:var(--evidence-font);
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.v-pass{color:var(--pass)}
.v-fail{color:var(--fail)}
.v-uncertain{color:var(--uncertain)}
.v-unavailable{color:var(--unavailable)}

.verdict-block{
  border:1px solid var(--line-strong);
  margin:0 0 1rem 0;
}
.verdict-block header{
  display:flex;justify-content:space-between;align-items:baseline;gap:1rem;
  padding:.55rem .9rem;border-bottom:1px solid var(--line);
  font-family:var(--evidence-font);font-size:.8rem;
}
.verdict-block .body{padding:.8rem .9rem;font-size:.95rem}
.verdict-block .body p{margin:0;max-width:none}

/* convergence moment: where the two channels meet */
.convergence{
  grid-column:1 / -1;
  border:2px solid var(--line-strong);
  background:var(--paper-deep);
  padding:clamp(1.1rem,3vw,1.8rem);
  display:flex;flex-wrap:wrap;gap:1rem;align-items:baseline;justify-content:space-between;
}
.convergence .verdict{font-size:1.3rem}

/* ---------- artifact (closeout report) ---------- */
.artifact{
  background:#fff;border:1px solid var(--line-strong);
  font-size:.95rem;
}
.artifact-head{
  padding:1.1rem 1.3rem;border-bottom:2px solid var(--line-strong);
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;align-items:baseline;
}
.artifact-head .doc-id{font-family:var(--evidence-font);font-size:.75rem;color:var(--ink-faint)}
.artifact .banner{
  background:var(--ink);color:var(--paper);
  font-family:var(--evidence-font);font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;
  padding:.55rem 1.3rem;
}
.artifact section{padding:1.1rem 1.3rem;border-bottom:1px solid var(--line)}
.artifact section:last-child{border-bottom:0}
.artifact h3{font-size:.95rem;margin-bottom:.6rem}
.artifact dl.spec{display:grid;grid-template-columns:minmax(9rem,14rem) 1fr;gap:.25rem 1rem;margin:0;font-size:.9rem}
.artifact dl.spec dt{font-family:var(--evidence-font);font-size:.75rem;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.08em;padding-top:.15rem}
.artifact dl.spec dd{margin:0}
.artifact table{border-collapse:collapse;width:100%;font-family:var(--evidence-font);font-size:.78rem}
.artifact th,.artifact td{border:1px solid var(--line);padding:.4rem .6rem;text-align:left;vertical-align:top}
.artifact th{background:var(--paper);font-weight:700}
.mono{font-family:var(--evidence-font);font-size:.85em}

/* ---------- path / steps ---------- */
.steps{list-style:none;counter-reset:step;margin:0;padding:0}
.steps>li{
  counter-increment:step;
  display:grid;grid-template-columns:3.2rem 1fr;gap:1rem;
  padding:1.1rem 0;border-bottom:1px solid var(--line);
}
.steps>li:last-child{border-bottom:0}
.steps>li::before{
  content:counter(step,decimal-leading-zero);
  font-family:var(--evidence-font);font-size:1.05rem;color:var(--ink-faint);
  padding-top:.15rem;
}
.steps h3{margin-bottom:.3rem}
.steps p{margin:.2rem 0;max-width:44em}
.steps .aside{font-family:var(--evidence-font);font-size:.78rem;color:var(--ink-soft);margin-top:.45rem}

/* ---------- qualification ---------- */
.qualify{background:var(--ink);color:var(--paper)}
.qualify .evidence-ch{border-left-color:var(--paper);color:#c9cdd1}
.qualify .evidence-ch .tag{color:#8f959b}
.qualify .kicker{color:#8f959b}
.qualify p.lede{color:#d6d9dc}
.qualify a{color:var(--paper)}
.qualify :focus-visible{outline-color:var(--paper)}
.cta-row{display:flex;flex-wrap:wrap;gap:.8rem;align-items:center;margin:1.4rem 0 .8rem}
.btn{
  display:inline-block;text-decoration:none;font-weight:600;
  padding:.85rem 1.5rem;border:2px solid var(--paper);min-height:44px;
}
a.btn{color:var(--ink);background:var(--paper)}
a.btn:hover{background:transparent;color:var(--paper)}
button.btn-ghost{
  font:inherit;background:transparent;color:var(--paper);
  border:2px solid var(--paper);padding:.85rem 1.5rem;cursor:pointer;min-height:44px;
}
.addr{font-family:var(--evidence-font);font-size:1rem;word-break:break-all}
.fineprint{font-size:.85rem;color:#aab0b5;max-width:40em}

/* ---------- footer ---------- */
footer.site{border-top:2px solid var(--line-strong);padding:2rem 0 3rem;font-size:.9rem}
footer.site .cols{display:flex;flex-wrap:wrap;gap:2rem;justify-content:space-between}
footer.site ul{list-style:none;margin:0;padding:0}
footer.site li{margin:.3rem 0}
footer.site a{text-decoration:none}
footer.site a:hover,footer.site a:focus-visible{text-decoration:underline}
footer.site .legal{font-family:var(--evidence-font);font-size:.72rem;color:var(--ink-faint);margin-top:1.6rem;max-width:60em}

/* ---------- secondary pages ---------- */
.page-title{padding:clamp(2rem,5vw,3.5rem) 0 0}
.prose h2{margin-top:2.2rem}
.prose p,.prose li{max-width:44em}
table.plain{border-collapse:collapse;width:100%;font-size:.92rem;margin:1rem 0}
table.plain th,table.plain td{border:1px solid var(--line);padding:.5rem .7rem;text-align:left;vertical-align:top}
table.plain th{background:var(--paper-deep)}

/* ---------- 404 ---------- */
.notfound{padding:clamp(3rem,8vw,6rem) 0}

/* ---------- responsive: channels linearize ---------- */
@media (max-width:820px){
  .duet{grid-template-columns:1fr}
  .evidence-ch{
    border-left:0;border-top:1px solid var(--line-strong);
    padding-left:0;padding-top:1rem;margin-top:.6rem;
  }
  nav.primary ul{
    flex-direction:column;gap:.9rem;
    padding:1rem 0;border-top:1px solid var(--line);
  }
  /* nav collapses only when JS is present; without JS it stays usable */
  .js nav.primary ul{display:none}
  .js nav.primary.open ul{display:flex}
  #menu-btn{display:inline-block}
  .site-bar{flex-wrap:wrap}
  nav.primary{flex-basis:100%}
  .artifact dl.spec{grid-template-columns:1fr}
  .artifact dl.spec dt{margin-top:.5rem}
}

@media print{
  header.site,footer.site,#menu-btn{display:none}
  body{background:#fff;color:#000}
  .artifact{border-color:#000}
}

/* ===== REFINEMENT LAYER — warmth, rhythm variation, report preview ===== */

/* brand row with inline mark */
.brand .mark{height:1.5rem;width:auto;display:block;color:var(--accent)}
.brand b{font-weight:700;font-size:1.05rem;letter-spacing:-.01em}
.qualify .brand .mark{color:var(--accent-light)}

/* editorial serif — limited, local system serif, no webfont payload */
.editorial{
  font-family:Georgia,"Times New Roman",serif;
  font-style:italic;
  font-size:clamp(1.1rem,2vw,1.3rem);
  line-height:1.5;
  color:var(--ink-soft);
  max-width:34em;
}

/* 10-second fast path */
.fastpath{
  border:2px solid var(--line-strong);
  background:#fff;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  margin:1.8rem 0 0;
}
.fastpath > div{padding:1rem 1.1rem;border-right:1px solid var(--line)}
.fastpath > div:last-child{border-right:0}
.fastpath .fp-q{
  font-family:var(--evidence-font);font-size:.64rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ink-faint);display:block;margin-bottom:.45rem;
}
.fastpath p{margin:0;font-size:.95rem;line-height:1.45;max-width:none}
@media (max-width:820px){
  .fastpath{grid-template-columns:1fr 1fr}
  .fastpath > div:nth-child(2){border-right:0}
  .fastpath > div:nth-child(-n+2){border-bottom:1px solid var(--line)}
}
@media (max-width:480px){
  .fastpath{grid-template-columns:1fr}
  .fastpath > div{border-right:0;border-bottom:1px solid var(--line)}
  .fastpath > div:last-child{border-bottom:0}
}

/* rhythm variation: full-width boundary statement */
.boundary-band{
  grid-column:1 / -1;
  border-top:2px solid var(--line-strong);
  border-bottom:2px solid var(--line-strong);
  padding:1.1rem 0;
  font-family:var(--evidence-font);
  font-size:.9rem;
  color:var(--ink-soft);
  display:flex;flex-wrap:wrap;gap:.4rem 2rem;justify-content:space-between;
}
.boundary-band strong{color:var(--ink)}

/* rhythm variation: footnoted proof limitation */
.footnote{
  font-family:var(--evidence-font);font-size:.76rem;color:var(--ink-faint);
  border-top:1px solid var(--line);padding-top:.6rem;margin-top:1.4rem;max-width:44em;
}
.footnote sup{color:var(--ink)}

/* rhythm variation: report-style marginal note */
.marginal{border-left:3px double var(--line-strong)}

/* plain-language gloss for technical terms */
.gloss{
  font-family:var(--evidence-font);
  font-size:.78em;
  color:var(--ink-faint);
}

/* report-shaped homepage preview */
.report-preview{
  background:#fff;border:1px solid var(--line-strong);
  box-shadow:4px 4px 0 var(--paper-deep), 4px 4px 0 1px var(--line);
  font-size:.9rem;
}
.report-preview .rp-banner{
  background:var(--ink);color:var(--paper);
  font-family:var(--evidence-font);font-size:.66rem;letter-spacing:.12em;
  text-transform:uppercase;padding:.45rem .9rem;
}
.report-preview .rp-head{
  padding:.8rem .9rem;border-bottom:2px solid var(--line-strong);
}
.report-preview .rp-head h3{margin:0;font-size:1rem}
.report-preview .rp-head .doc-id{font-family:var(--evidence-font);font-size:.66rem;color:var(--ink-faint)}
.report-preview dl{
  display:grid;grid-template-columns:minmax(8rem,11rem) 1fr;gap:0;margin:0;
}
.report-preview dt{
  font-family:var(--evidence-font);font-size:.66rem;text-transform:uppercase;
  letter-spacing:.08em;color:var(--ink-faint);
  padding:.45rem .9rem;border-bottom:1px solid var(--line);
}
.report-preview dd{
  margin:0;padding:.45rem .9rem .45rem 0;border-bottom:1px solid var(--line);
  font-size:.85rem;
}
.report-preview .rp-verdicts{display:flex;flex-wrap:wrap;gap:.6rem 1.2rem;padding:.6rem .9rem;border-bottom:1px solid var(--line);font-family:var(--evidence-font);font-size:.78rem}
.report-preview .rp-actions{padding:.7rem .9rem;display:flex;flex-wrap:wrap;gap:1.2rem;align-items:center}
.report-preview .rp-actions a{font-weight:600}
@media (max-width:480px){
  .report-preview dl{grid-template-columns:1fr}
  .report-preview dt{border-bottom:0;padding-bottom:0}
  .report-preview dd{padding-left:.9rem}
}

/* adjacent outcome examples */
.pattern{
  border:1px solid var(--line-strong);margin:0 0 1rem;
}
.pattern header{
  padding:.55rem .9rem;border-bottom:1px solid var(--line);
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
  font-weight:600;
}
.pattern header .tagline{font-family:var(--evidence-font);font-weight:400;font-size:.7rem;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.12em;align-self:center}
.pattern dl{display:grid;grid-template-columns:minmax(8rem,11rem) 1fr;gap:.15rem .8rem;margin:0;padding:.7rem .9rem;font-size:.88rem}
.pattern dt{font-family:var(--evidence-font);font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-faint);padding-top:.2rem}
.pattern dd{margin:0}
@media (max-width:480px){ .pattern dl{grid-template-columns:1fr} }

/* disclosure styling (content remains in HTML; open by default without JS via no-js class strategy is unnecessary — native details is HTML-only) */
details.fold{border:1px solid var(--line);margin:.6rem 0}
details.fold summary{
  cursor:pointer;padding:.6rem .9rem;font-weight:600;
  list-style-position:inside;
}
details.fold summary:hover{background:var(--paper-deep)}
details.fold .fold-body{padding:0 .9rem .8rem}

/* high contrast / forced colors */
@media (forced-colors:active){
  .verdict,.v-pass,.v-fail,.v-uncertain,.v-unavailable{forced-color-adjust:none;color:CanvasText;text-decoration:underline}
  .report-preview,.pattern,.verdict-block{border:1px solid CanvasText}
}

/* narrow-viewport guards (320-560px) */
.site-bar{min-width:0}
.brand{min-width:0;flex-shrink:1}
@media (max-width:560px){
  .brand span{display:none}            /* concept tagline yields to the name */
  .brand b{font-size:1rem}
}
@media (max-width:560px){
  .artifact table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}
  table.plain{display:block;overflow-x:auto}
}
.addr,.evidence-ch{overflow-wrap:anywhere}

/* ===== FOUNDER-AUTHORIZED ACCENT — Direction B, Countersign Blue.
   Ruling: #1D3F8F on light, #9DB4EE on dark. Scope: the logo verdict dot,
   links, keyboard-focus indicators, and selected/active interactive controls.
   A neutral interaction signal — never a fifth verdict color; verdict
   green/red/ochre/neutral meanings untouched. */
:root{--accent:#1D3F8F;--accent-light:#9DB4EE}
.mark{color:var(--accent)}
.mark .dot{fill:currentColor}
.qualify .mark,.dark .mark{color:var(--accent-light)}
@media print{.mark{color:#000}.mark .dot{fill:#000}}
main a:not(.btn),footer.site a{color:var(--accent)}
:focus-visible{outline-color:var(--accent)}
nav.primary a:hover,nav.primary a:focus-visible{border-bottom-color:var(--accent)}
nav.primary a[aria-current="page"]{border-bottom-color:var(--accent)}
.qualify a:not(.btn){color:var(--accent-light)}
.qualify :focus-visible{outline-color:var(--accent-light)}
button.btn-ghost:hover{border-color:var(--accent-light);color:var(--accent-light)}

/* mobile header breathing room + safe areas; 44px menu touch target */
.site-bar{
  padding-left:max(18px, env(safe-area-inset-left));
  padding-right:max(18px, env(safe-area-inset-right));
}
@media (min-width:821px){
  .site-bar{padding-left:0;padding-right:0}
}
#menu-btn{min-width:44px;min-height:44px;padding:.5rem .9rem}

/* step headings keep former h3 scale after heading-order fix */
.steph{font-size:1.15rem;margin:.2rem 0 .5rem}


/* ===== DEFINITIVE REFINEMENT additions ============================== */

/* Phase 12 — restrained sticky header */
header.site{position:sticky;top:0;z-index:60;background:var(--paper)}
main [id]{scroll-margin-top:4.2rem}
@media print{header.site{position:static}}

/* Phase 13 — two-horizontal-line menu icon (echoes the two-stroke mark) */
.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.menu-lines{display:inline-flex;flex-direction:column;gap:6px;width:22px}
.menu-lines span{display:block;height:2px;background:currentColor;transition:transform .18s ease}
#menu-btn[aria-expanded="true"] .menu-lines span:first-child{transform:translateY(4px) rotate(45deg)}
#menu-btn[aria-expanded="true"] .menu-lines span:last-child{transform:translateY(-4px) rotate(-45deg)}
@media (prefers-reduced-motion:reduce){.menu-lines span{transition:none}}

/* Phase 4 — Example Outcome Contract */
.contract-example{border:1px solid var(--rule);padding:1.1rem 1.3rem;margin:1.4rem 0}
.contract-example h3{margin:0 0 .6rem;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft)}
.mono-quote{font-family:var(--mono, ui-monospace, monospace);font-size:.86rem;line-height:1.55;margin:0 0 .7rem}

/* Phase 9 — compact FAQ (native disclosures, not a SaaS accordion) */
.faq{max-width:46em}
.faq details{border-top:1px solid var(--rule);padding:.35rem 0}
.faq details:last-child{border-bottom:1px solid var(--rule)}
.faq summary{cursor:pointer;padding:.55rem 0;font-weight:600;list-style-position:outside}
.faq summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.faq p{margin:.2rem 0 .8rem;max-width:44em}

.instruments-def{max-width:44em;color:var(--ink-soft)}

/* ===== FINALIZED pass ===== */
.nav-cta a{border:1px solid var(--accent);padding:.32rem .7rem;color:var(--accent)}
.nav-cta a:hover,.nav-cta a:focus-visible{background:var(--accent);color:var(--paper);text-decoration:none}
.foot-line{display:flex;align-items:center;gap:.7rem}
.foot-line .mark{height:1.3rem;width:auto}
.foot-line p{margin:0;font-size:.9rem;color:var(--ink-soft)}
.foot-links{list-style:none;display:flex;flex-wrap:wrap;gap:1.4rem;margin:1rem 0 0;padding:0}
/* consistent interaction states */
.btn:hover,.btn:focus-visible{filter:brightness(1.12)}
.btn:active,.btn-ghost:active,#copy-email:active{transform:translateY(1px)}
@media (prefers-reduced-motion:reduce){.btn:active,.btn-ghost:active,#copy-email:active{transform:none}}


/* ===== CLEAN-ROOM COMPLETION PASS =====================================
   Founder correction 2026-08-15: refinement re-applied to this build.
   Identity preserved: light paper, two-voice type, four verdict accents. */

/* 1 — oversized background wordmark (decorative; palette-locked; text via
   pseudo-element so it never enters the accessibility tree) */
footer.site{position:relative;overflow:hidden}
footer.site .frame{position:relative;z-index:1}
.foot-wordmark{position:absolute;left:50%;bottom:-.36em;transform:translateX(-50%);
  font-family:var(--claim-font);font-weight:700;letter-spacing:-.04em;line-height:1;
  font-size:clamp(11rem,34vw,30rem);color:var(--paper-deep);
  white-space:nowrap;pointer-events:none;user-select:none}
.foot-wordmark::before{content:"IndeProof"}
@media print{.foot-wordmark{display:none}}

/* 2 — sidebar rhythm variation: each page's evidence aside takes a distinct
   register so the channel stops reading as a repeated formula */
.evidence-ch.ledger dl{border:1px solid var(--line);background:#fff}
.evidence-ch.ledger dt{padding:.55rem .8rem 0}
.evidence-ch.ledger dd{padding:0 .8rem .55rem;border-bottom:1px solid var(--line)}
.evidence-ch.ledger dd:last-child{border-bottom:0}
.evidence-ch.ruled{border-left:3px double var(--line-strong);padding-left:1rem}

/* 3 — mobile header optical centering: brand and menu button share one
   centerline; balanced side spacing */
@media (max-width:820px){
  .site-bar{align-items:center;padding-top:.55rem;padding-bottom:.55rem}
  #menu-btn{margin-right:-.6rem;display:inline-flex;align-items:center;justify-content:center}
  .brand img,.brand .mark{height:1.4rem}
}

/* 4 — scroll pacing: one restrained reveal per major section. JS-gated
   (static without JS), reduced-motion disabled, transform/opacity only
   (no layout shift). No decorative motion beyond this. */
html.js main > .frame > section,
html.js main > section > .frame,
html.js footer.site .frame{opacity:1}
html.js .rv{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
html.js .rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html.js .rv{opacity:1;transform:none;transition:none}
}

/* ===== ELITE PASS ======================================================
   Wordmark-only identity, dark hero environment, blue nav interaction,
   right-aligned footer links, future metrics slot. Palette unchanged:
   dark surfaces reuse --ink; cream copy reuses --paper. */

/* wordmark-only brand (header, footer, hero) */
.brand{gap:0}
.wordmark{font-weight:700;font-size:1.3rem;letter-spacing:-.02em;line-height:1}
.wm-dot{display:inline-block;width:.3em;height:.3em;border-radius:50%;
  background:var(--accent);margin-left:.16em;transform:translateY(-.04em)}

/* dark hero environment */
.hero-dark{background:var(--ink);color:var(--paper)}
.hero-dark .frame{min-height:min(76vh,42rem);display:flex;flex-direction:column;
  justify-content:flex-end;
  padding-top:clamp(6rem,16vh,11rem);padding-bottom:clamp(3.2rem,9vh,5.5rem)}
.hero-brand{font-weight:700;font-size:clamp(1.2rem,2.4vw,1.55rem);letter-spacing:-.01em;
  margin:0 0 clamp(2.4rem,7vh,4.5rem)}
.hero-brand .wm-dot{background:var(--accent-light)}
.hero-dark h1{font-size:clamp(2.7rem,7.2vw,5.2rem);letter-spacing:-.022em;margin:0 0 1.2rem;max-width:12em}
.hero-lede{font-size:clamp(1.12rem,2.2vw,1.4rem);line-height:1.45;color:var(--paper-deep);max-width:28em;margin:0 0 2.2rem}
.hero-cta{display:flex;gap:1.6rem;align-items:center;flex-wrap:wrap}
.hero-dark .btn{color:var(--ink);background:var(--paper);border:2px solid var(--paper)}
.hero-dark .btn:hover,.hero-dark .btn:focus-visible{background:transparent;color:var(--paper)}
.hero-more{color:var(--paper-deep);text-decoration:none;font-family:var(--evidence-font);font-size:.85rem;letter-spacing:.06em}
main a.hero-more:not(.btn){color:var(--paper-deep)}
main a.hero-more:not(.btn):hover,main a.hero-more:not(.btn):focus-visible{color:var(--accent-light)}
.hero-dark :focus-visible{outline-color:var(--accent-light)}

/* nav interaction: text turns blue; the old underline device is retired */
nav.primary a{border-bottom:0;padding-bottom:0;transition:color .18s ease}
nav.primary a:hover,nav.primary a:focus-visible{border-bottom-color:transparent;color:var(--accent)}
nav.primary a[aria-current="page"]{border-bottom:0;color:var(--accent);font-weight:600}
@media (prefers-reduced-motion:reduce){nav.primary a{transition:none}}

/* sticky header state over the dark hero (JS-toggled; paper without JS) */
header.site{transition:background-color .25s ease,color .25s ease,border-color .25s ease}
@media (prefers-reduced-motion:reduce){header.site{transition:none}}
header.site.over-dark{background:var(--ink);color:var(--paper);border-bottom-color:var(--ink-soft)}
header.site.over-dark .brand{color:var(--paper)}
header.site.over-dark .wm-dot{background:var(--accent-light)}
header.site.over-dark nav.primary a{color:var(--paper)}
header.site.over-dark nav.primary a:hover,
header.site.over-dark nav.primary a:focus-visible{color:var(--accent-light)}
header.site.over-dark .nav-cta a{border-color:var(--accent-light);color:var(--accent-light)}
header.site.over-dark .nav-cta a:hover,
header.site.over-dark .nav-cta a:focus-visible{background:var(--accent-light);color:var(--ink)}
header.site.over-dark #menu-btn{color:var(--paper)}
header.site.over-dark :focus-visible{outline-color:var(--accent-light)}
@media (max-width:820px){
  header.site.over-dark nav.primary ul{border-top-color:var(--ink-soft)}
}

/* footer: brand block left, links right */
.foot-grid{display:flex;justify-content:space-between;align-items:flex-start;gap:1.6rem 2rem;flex-wrap:wrap}
.foot-brand{font-weight:700;font-size:1.4rem;margin:0;letter-spacing:-.02em}
.foot-tag{margin:.4rem 0 0;color:var(--ink-soft);font-size:.92rem;max-width:26em}
.foot-links{display:block;margin:0 0 0 auto;text-align:right}
.foot-links li{margin:.4rem 0}

/* oversized watermark keeps the wordmark logic — terminal dot, very low key */
.foot-wordmark::after{content:"";display:inline-block;width:.14em;height:.14em;
  border-radius:50%;background:var(--accent);opacity:.22;margin-left:.04em}

/* future metrics slot — reserved architecture, no values */
.metrics-slot{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line-strong);background:#fff;margin:1.4rem 0 0}
.metrics-slot>div{padding:1rem 1.1rem;border-right:1px solid var(--line)}
.metrics-slot>div:last-child{border-right:0}
.ms-val{display:block;font-family:var(--evidence-font);font-size:1.5rem;color:var(--ink-faint);margin-bottom:.35rem}
.ms-label{font-family:var(--evidence-font);font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint)}
@media (max-width:820px){
  .metrics-slot{grid-template-columns:1fr 1fr}
  .metrics-slot>div:nth-child(2n){border-right:0}
  .metrics-slot>div{border-bottom:1px solid var(--line)}
  .metrics-slot>div:nth-last-child(-n+1){border-bottom:0}
}
@media (max-width:480px){
  .metrics-slot{grid-template-columns:1fr}
  .metrics-slot>div{border-right:0}
}

/* elite pass — optical corrections after render review */
.wm-dot{width:.34em;height:.34em;transform:translateY(-.03em)}
@media (max-width:560px){.brand .wordmark{font-size:1.18rem}}
/* the ≤560px rule hiding the legacy tagline span must not hide the wordmark dot */
.brand .wm-dot{display:inline-block}

/* ===== FINAL COMPLETION PASS ==========================================
   Founder-approved Evidence Trace engine, costly-failure lead, redacted
   Outcome Contract sample, watermark refinement, footer wordmark match. */

/* header CTA hover — polished transition (contrast verified: blue bg / paper text) */
.nav-cta a{transition:background .18s ease,color .18s ease,border-color .18s ease}

/* costly failure lead — dark-to-light hinge directly under the hero */
.failure-lead{background:var(--ink);color:var(--paper);padding:0 0 clamp(3rem,8vh,5rem)}
.failure-lead .frame{border-top:1px solid #2a2e33;padding-top:clamp(2.4rem,6vh,4rem)}
.failure-lead h2{font-size:clamp(1.5rem,3.4vw,2.3rem);letter-spacing:-.015em;max-width:22em;margin:0 0 1rem}
.failure-lead p{color:var(--paper-deep);max-width:44em;margin:0;font-size:1.02rem;line-height:1.6}

/* footer wordmark matches header wordmark size exactly */
.foot-brand{font-size:1.3rem}

/* watermark — recognizable wordmark, tasteful bottom crop only */
.foot-wordmark{font-size:clamp(6rem,21vw,19rem);bottom:-.16em}

/* ---- Evidence Trace engine (dark instrument panel) ---- */
.et-engine{--et-ink:#16181a;--et-s2:#1d2023;--et-s3:#24282c;--et-grey:#8a8f94;--et-gdim:#54595e;
  border:1px solid var(--et-s3);background:var(--et-s2);color:var(--paper);border-radius:2px;overflow:hidden;margin-top:1.6rem}
.et-engine .k,.et-artifact .albl{font-family:var(--evidence-font);font-size:.56rem;letter-spacing:.18em;text-transform:uppercase;color:var(--et-gdim)}
.et-head{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.85rem 1.1rem;border-bottom:1px solid var(--et-s3);flex-wrap:wrap}
.et-eyebrow{font-family:var(--evidence-font);font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;color:var(--et-grey)}
.et-eyebrow b{color:var(--paper);font-weight:600}
.et-evt{font-family:var(--evidence-font);font-size:.68rem;color:var(--et-grey)}
.et-evt span{color:var(--paper-deep)}
.et-scenarios{display:flex;gap:.4rem;flex-wrap:wrap}
.et-scn{font-family:var(--evidence-font);font-size:.6rem;letter-spacing:.08em;background:none;border:1px solid var(--et-s3);color:var(--et-grey);padding:.42rem .6rem;cursor:pointer;border-radius:2px;transition:color .18s,border-color .18s}
.et-scn:hover{color:var(--paper)}
.et-scn[aria-pressed="true"]{border-color:var(--accent-light);color:var(--paper)}
.et-scn:focus-visible{outline:2px solid var(--accent-light);outline-offset:2px}
.et-lanes{padding:1.4rem 1.1rem .4rem}
.et-lane{display:grid;grid-template-columns:150px 1fr;gap:1rem;align-items:start}
.et-lane-label{font-family:var(--evidence-font);font-size:.6rem;letter-spacing:.16em;text-transform:uppercase;color:var(--et-gdim);padding-top:.35rem}
.et-lane-label em{display:block;font-style:normal;color:var(--et-grey);margin-top:.25rem;font-size:.58rem;letter-spacing:.08em;text-transform:none}
.et-claim{border-left:2px solid var(--et-gdim);padding:.5rem .8rem .55rem;margin-bottom:1.1rem;background:var(--et-ink);max-width:560px;transition:border-color .3s}
.et-claim .v{font-size:.86rem;color:var(--paper-deep);margin-top:.2rem;line-height:1.45;max-width:none}
.et-claim.fired{border-left-color:var(--accent-light)}
.et-separation{display:flex;align-items:center;gap:.7rem;margin:.2rem 0 1.1rem}
.et-separation .rule{flex:1;height:1px;background:var(--et-s3)}
.et-separation .lbl{font-family:var(--evidence-font);font-size:.56rem;letter-spacing:.2em;text-transform:uppercase;color:var(--et-gdim);white-space:nowrap}
.et-rail{position:relative;height:2px;background:var(--et-s3);margin:2.1rem .2rem 4rem}
.et-fill{position:absolute;inset:0 auto 0 0;width:0;background:var(--accent-light);transition:width .55s cubic-bezier(.3,0,.2,1)}
.et-window{position:absolute;top:-7px;bottom:-7px;left:38%;width:44%;border:1px dashed var(--et-gdim);border-radius:2px;opacity:.55}
.et-window .wlbl{position:absolute;bottom:-2.9rem;right:0;font-family:var(--evidence-font);font-size:.55rem;letter-spacing:.14em;text-transform:uppercase;color:var(--et-gdim);white-space:nowrap}
.et-node{position:absolute;top:50%;transform:translate(-50%,-50%);width:9px;height:9px;border-radius:50%;background:var(--et-s2);border:1px solid var(--et-gdim);transition:background .3s,border-color .3s,box-shadow .3s}
.et-node.done{background:var(--paper-deep);border-color:var(--paper-deep)}
.et-node.active{background:var(--accent-light);border-color:var(--accent-light);box-shadow:0 0 0 4px rgba(157,180,238,.14)}
.et-node.bad{background:none;border-color:var(--paper-deep)}
.et-node .nlbl{position:absolute;top:1rem;left:50%;transform:translateX(-50%);font-family:var(--evidence-font);font-size:.55rem;letter-spacing:.1em;text-transform:uppercase;color:var(--et-grey);white-space:nowrap}
.et-node:nth-child(odd) .nlbl{top:auto;bottom:1rem}
.et-node .tstamp{position:absolute;top:2rem;left:50%;transform:translateX(-50%);font-family:var(--evidence-font);font-size:.53rem;color:var(--et-gdim);white-space:nowrap}
.et-node:nth-child(odd) .tstamp{top:auto;bottom:2rem}
.et-lower{display:grid;grid-template-columns:1fr 300px;gap:1.1rem;padding:0 1.1rem 1.1rem;align-items:stretch}
.et-log{background:var(--et-ink);border:1px solid var(--et-s3);border-radius:2px;padding:.8rem .9rem;min-height:172px;font-family:var(--evidence-font);font-size:.66rem;line-height:1.9;color:var(--et-grey)}
.et-log .row{opacity:0;transform:translateY(3px);transition:opacity .35s,transform .35s;display:flex;gap:.8rem}
.et-log .row.show{opacity:1;transform:none}
.et-log .t{color:var(--et-gdim);flex:0 0 4.6em}
.et-log .m{color:var(--paper-deep)}
.et-log .row.dim .m{color:var(--et-grey)}
.et-log .row.key .m{color:var(--accent-light)}
.et-vpanel{border:1px solid var(--et-s3);border-radius:2px;background:var(--et-ink);padding:1rem;display:flex;flex-direction:column;justify-content:space-between;gap:.8rem}
.et-verdict{margin-top:.5rem;font-family:var(--evidence-font);font-size:1.02rem;letter-spacing:.06em;color:var(--et-gdim);border:1px solid var(--et-s3);padding:.7rem .8rem;border-radius:2px;transition:color .3s,border-color .3s;min-height:2.9rem;display:flex;align-items:center;gap:.55rem;background:none}
.et-verdict.locked{color:var(--paper);border-color:var(--accent-light)}
.et-verdict .vdot{width:.5rem;height:.5rem;border-radius:50%;background:var(--et-s3);flex:0 0 auto;transition:background .3s}
.et-verdict.locked .vdot{background:var(--accent-light)}
.et-vstate{font-family:var(--evidence-font);font-size:.56rem;letter-spacing:.14em;text-transform:uppercase;color:var(--et-gdim);margin-top:.45rem}
.et-artifact{font-family:var(--evidence-font);font-size:.62rem;color:var(--et-grey);line-height:1.8;border-top:1px solid var(--et-s3);padding-top:.7rem;min-height:3.6rem}
.et-artifact .aid{color:var(--paper-deep);word-break:break-all}
.et-foot{display:flex;justify-content:space-between;align-items:center;gap:1rem;border-top:1px solid var(--et-s3);padding:.7rem 1.1rem;flex-wrap:wrap}
.et-legend{font-family:var(--evidence-font);font-size:.56rem;letter-spacing:.1em;color:var(--et-gdim);text-transform:uppercase}
.et-legend b{color:var(--et-grey);font-weight:400}
.et-replay{font-family:var(--evidence-font);font-size:.6rem;letter-spacing:.1em;text-transform:uppercase;background:none;border:1px solid var(--et-s3);color:var(--et-grey);padding:.45rem .7rem;cursor:pointer;border-radius:2px;transition:color .18s,border-color .18s}
.et-replay:hover{color:var(--paper);border-color:var(--et-gdim)}
.et-replay:focus-visible{outline:2px solid var(--accent-light);outline-offset:2px}
@media (max-width:760px){
  .et-lane{grid-template-columns:1fr}
  .et-lane-label{padding-top:0}
  .et-rail{height:auto;width:2px;margin:1rem 0 1rem 5px;min-height:300px}
  .et-fill{inset:0 0 auto 0;width:2px;height:0;transition:height .55s cubic-bezier(.3,0,.2,1)}
  .et-window{left:-7px;right:-7px;width:auto;top:38%;height:44%;bottom:auto}
  .et-window .wlbl{top:1.5rem;left:1.6rem;right:auto;bottom:auto;width:max-content}
  .et-node{left:50% !important;transform:translate(-50%,-50%)}
  .et-node[data-n="0"]{top:4%}.et-node[data-n="1"]{top:20%}.et-node[data-n="2"]{top:38%}
  .et-node[data-n="3"]{top:58%}.et-node[data-n="4"]{top:82%}.et-node[data-n="5"]{top:96%}
  .et-node .nlbl,.et-node:nth-child(odd) .nlbl{top:50%;bottom:auto;left:1.3rem;transform:translateY(-50%)}
  .et-node .tstamp,.et-node:nth-child(odd) .tstamp{display:none}
  .et-lower{grid-template-columns:1fr}
  .et-log{min-height:0}
}
@media (prefers-reduced-motion:reduce){
  .et-fill,.et-log .row,.et-node,.et-verdict,.et-verdict .vdot,.et-claim{transition:none !important}
}

/* ---- redacted Outcome Contract sample (document-fragment shape) ---- */
.evidence-ch.contract-doc{border:1px solid var(--line-strong);background:#fff;padding:1.1rem 1.2rem 1rem;align-self:start}
.contract-doc .cd-head{display:flex;justify-content:space-between;align-items:baseline;gap:.8rem;border-bottom:1px solid var(--line-strong);padding-bottom:.55rem;margin-bottom:.7rem}
.contract-doc .cd-title{font-family:var(--evidence-font);font-size:.68rem;letter-spacing:.18em;text-transform:uppercase;font-weight:600}
.contract-doc .cd-stamp{font-family:var(--evidence-font);font-size:.58rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);border:1px solid var(--accent);padding:.14rem .4rem;border-radius:2px;white-space:nowrap}
.contract-doc dl{margin:0}
.contract-doc dt{font-family:var(--evidence-font);font-size:.6rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint);margin-top:.65rem}
.contract-doc dd{margin:.15rem 0 0;font-size:.85rem;line-height:1.5}
.contract-doc .cd-verdicts{font-family:var(--evidence-font);font-size:.68rem;letter-spacing:.04em}
.contract-doc .redact{color:var(--ink-faint);letter-spacing:-.06em;user-select:none}
.contract-doc .cd-note{margin:.9rem 0 0;font-family:var(--evidence-font);font-size:.62rem;color:var(--ink-faint);border-top:1px dashed var(--line);padding-top:.6rem}

/* final completion — corrections after render + axe review */
/* header CTA hover must beat the blue nav-link hover rule */
nav.primary .nav-cta a:hover,nav.primary .nav-cta a:focus-visible{background:var(--accent);color:var(--paper)}
header.site.over-dark nav.primary .nav-cta a:hover,
header.site.over-dark nav.primary .nav-cta a:focus-visible{background:var(--accent-light);color:var(--ink)}
/* footer wordmark = header wordmark rendered size (1.05rem) */
.foot-brand{font-size:1.05rem}
/* engine greys lifted to WCAG AA on dark surfaces; hierarchy preserved */
.et-engine{--et-grey:#a6acb2;--et-gdim:#8a8f94}
/* window band: keep the band quiet without dimming its label text */
.et-window{opacity:1;border-color:#3f444a}
/* watermark: full wordmark recognizable at desktop, gentle bottom crop only */
.foot-wordmark{font-size:clamp(5.5rem,18.5vw,17rem)}