:root{
  --ink:#15191D;
  --muted:#646B72;
  --line:#D9DEE2;
  --surface:#F7F8F9;
  --boundary:#646B72;
  --signal:#285F78;
  --signal-strong:#214F65;
  --signal-light:#6FA3BA;
  --white:#FFFFFF;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color:var(--ink);
  background:var(--white);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
a:focus-visible, summary:focus-visible{
  outline:3px solid var(--signal-light);
  outline-offset:4px;
  border-radius:4px;
}
.skip-link{
  position:absolute;left:16px;top:-60px;z-index:100;
  background:var(--ink);color:white;padding:10px 14px;border-radius:6px;
}
.skip-link:focus{top:12px}
.container{max-width:var(--max);margin:0 auto;padding:0 28px}
.nav{
  position:sticky; top:0; z-index:20;
  background:rgba(255,255,255,.96); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;flex:0 0 auto}
.brand-logo{
  display:block;
  width:194px;
  height:auto;
}

.nav-links{display:flex;align-items:center;gap:28px;font-size:16px}
.nav-links a[aria-current="page"]{font-weight:600}
.mobile-nav{display:none;position:relative}
.mobile-nav summary{cursor:pointer;font-size:16px;font-weight:600;list-style:none}
.mobile-nav summary::-webkit-details-marker{display:none}
.mobile-menu{
  position:absolute;right:0;top:40px;min-width:220px;background:white;
  border:1px solid var(--line);border-radius:8px;padding:10px;box-shadow:0 12px 30px rgba(21,25,29,.08)
}
.mobile-menu a{display:block;padding:11px 10px;border-radius:5px;font-size:16px}
.mobile-menu a:hover{background:var(--surface)}
.button{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:46px;padding:0 18px;border-radius:6px;border:1px solid var(--ink);
  font-size:16px;font-weight:600;transition:background .15s ease,color .15s ease;
}
.button.primary{background:var(--ink);color:var(--white)}
.button.primary:hover{background:#2A3035}
.button.secondary{background:var(--white)}
.button.secondary:hover{background:var(--surface)}
.eyebrow{font-size:15px;font-weight:600;color:var(--muted);letter-spacing:.02em;text-transform:uppercase}
.hero{padding:92px 0 72px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
h1{font-size:68px;line-height:1.02;letter-spacing:-.045em;margin:16px 0 28px;font-weight:600}
h2{font-size:42px;line-height:1.08;letter-spacing:-.035em;margin:0 0 20px;font-weight:600}
h3{font-size:24px;line-height:1.2;margin:0 0 12px;font-weight:600}
.lede{font-size:22px;line-height:1.5;max-width:735px;margin:0 0 24px}
.body-lg{font-size:19px;color:var(--muted);max-width:790px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
.claim-note{font-size:16px;color:var(--muted);margin-top:18px;max-width:690px}
.claim-note strong{color:var(--ink);font-weight:600}
.audience-strip{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0;
}
.audience-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.audience-inner p{margin:0;font-size:17px}
.audience-tags{display:flex;gap:10px;flex-wrap:wrap}
.section{padding:88px 0;border-top:1px solid var(--line)}
.section.no-border{border-top:0}
.section.tight{padding:64px 0}
.section-head{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px;align-items:start;margin-bottom:52px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.card{
  border:1px solid var(--line); border-radius:10px; padding:24px; background:var(--white)
}
.card.open{border:0;padding:0}
.muted{color:var(--muted)}
.small{font-size:15px}
.meta{font-size:16px;color:var(--muted)}
.rule{border-top:1px solid var(--line);margin:22px 0}
.stage{padding-top:20px;border-top:1px solid var(--line)}
.stage-num{font-size:15px;font-weight:600;color:var(--muted);margin-bottom:18px}
.signal{color:var(--signal);font-weight:600}
.system-visual{
  border:1px solid var(--line); border-radius:12px; padding:28px; background:var(--surface);
}
.state-row{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:center}
.state{
  min-height:132px;border:1px solid var(--line);border-radius:10px;background:white;padding:20px;
}
.state.recommended{border-color:var(--signal-light)}
.state-label{font-size:15px;color:var(--muted);margin-bottom:18px}
.state-title{font-size:22px;font-weight:600}
.arrow{font-size:28px;color:var(--muted)}
.constraint-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.pill{font-size:15px;border:1px solid var(--line);border-radius:999px;padding:7px 10px;background:white}
.demo-note{margin-top:18px;font-size:15px;color:var(--muted)}
.flow{
  display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:14px;align-items:stretch
}
.flow-step{border-top:2px solid var(--ink);padding-top:16px;min-height:132px}
.flow-step.signal-step{border-top-color:var(--signal)}
.flow-arrow{align-self:center;color:var(--muted);font-size:24px}
.evidence-object{
  border:1px solid var(--line); border-radius:10px; padding:26px;background:white
}
.evidence-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 30px}
.evidence-field{border-top:1px solid var(--line);padding-top:12px}
.evidence-field .k{font-size:15px;color:var(--muted);margin-bottom:4px}
.evidence-field .v{font-size:17px;font-weight:600}
.notice{
  padding:18px 20px;border-left:3px solid var(--signal);background:var(--surface);font-size:16px
}
.founder-text{padding-top:18px;border-top:1px solid var(--line)}
.founder-text .role{font-size:16px;color:var(--muted);margin-bottom:15px}
.credibility-line{
  padding:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  font-size:18px
}
.cta{padding:74px 0;background:var(--surface);border-top:1px solid var(--line)}
.footer{padding:34px 0;border-top:1px solid var(--line);font-size:15px;color:var(--muted)}
.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
.page-hero{padding:78px 0 62px}
.page-hero h1{font-size:56px;max-width:920px}
.list-clean{list-style:none;padding:0;margin:0}
.list-clean li{padding:12px 0;border-top:1px solid var(--line);font-size:18px}
.kicker{font-size:18px;color:var(--muted);max-width:760px}
.pilot-fit{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.pilot-fit > div{border-top:1px solid var(--line);padding-top:18px}
@media(max-width:900px){
  .brand-logo{width:176px}
  .container{padding:0 22px}
  .nav-links{display:none}
  .mobile-nav{display:block}
  .hero{padding:64px 0 52px}
  .hero-grid,.section-head,.grid-2,.grid-3,.grid-4,.pilot-fit{grid-template-columns:1fr}
  .hero-grid{gap:38px}
  h1{font-size:48px}
  h2{font-size:34px}
  .page-hero h1{font-size:44px}
  .lede{font-size:19px}
  .section{padding:64px 0}
  .flow{grid-template-columns:1fr}
  .flow-arrow{transform:rotate(90deg);justify-self:start}
  .state-row{grid-template-columns:1fr}
  .arrow{transform:rotate(90deg);justify-self:start}
  .evidence-grid{grid-template-columns:1fr}
  .audience-inner{align-items:flex-start;flex-direction:column;gap:14px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}


/* =========================================================
   Homepage v5 — locked website strategy
   ========================================================= */

:root{
  --max-wide:1260px;
  --radius:14px;
}
.container{max-width:var(--max-wide)}
.nav-inner{height:80px}
.brand-logo{width:190px}
.nav-links{gap:26px}
.nav-cta{min-height:44px;padding:0 17px}

.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:16px;font-weight:600;color:var(--ink);
  border-bottom:1px solid transparent;padding:4px 0;
}
.text-link:hover{border-bottom-color:var(--ink)}

.hero-v5{
  padding:104px 0 96px;
  border-bottom:1px solid var(--line);
}
.hero-v5-grid{
  display:grid;grid-template-columns:minmax(0,1.08fr) minmax(410px,.82fr);
  gap:82px;align-items:center;
}
.hero-copy h1{
  font-size:72px;line-height:.99;letter-spacing:-.052em;
  max-width:750px;margin:16px 0 30px;
}
.hero-category{
  font-size:23px;line-height:1.42;font-weight:600;
  max-width:690px;margin:0 0 14px;
}
.hero-support{
  font-size:18px;line-height:1.6;color:var(--muted);
  max-width:690px;margin:0;
}
.hero-actions{align-items:center}
.loop-panel{
  min-height:610px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:30px 30px 26px;
  display:flex;flex-direction:column;justify-content:space-between;
}
.loop-kicker,.target-label,.chapter-number{
  font-size:12px;line-height:1.2;font-weight:700;letter-spacing:.09em;
  color:var(--muted);text-transform:uppercase;
}
.loop-stack{margin:16px 0 10px}
.loop-node{
  position:relative;display:grid;grid-template-columns:40px 1fr;
  gap:14px;align-items:start;background:white;border:1px solid var(--line);
  border-radius:10px;padding:18px 18px 19px;
}
.loop-node strong{font-size:18px;line-height:1.2;display:block;margin:1px 0 5px}
.loop-node div span{font-size:14px;color:var(--muted)}
.node-index{font-size:12px;color:var(--muted);padding-top:4px}
.active-node{border-color:var(--signal-light)}
.active-node strong{color:var(--signal)}
.state-dot{
  position:absolute;right:18px;top:20px;width:10px;height:10px;border-radius:50%;
  background:var(--signal);
}
.loop-link{
  height:64px;position:relative;display:flex;align-items:center;justify-content:center;
  color:var(--muted);font-size:12px;
}
.loop-link svg{
  position:absolute;left:50%;transform:translateX(-50%);
  height:48px;width:32px;fill:none;stroke:var(--boundary);stroke-width:1.4;
}
.loop-link span{
  position:absolute;left:calc(50% + 31px);white-space:nowrap;background:var(--surface);padding:2px 5px;
}
.signal-link svg{stroke:var(--signal-light)}
.signal-link span{color:var(--signal)}
.panel-note{
  margin:10px 0 0;padding-top:18px;border-top:1px solid var(--line);
  font-size:14px;color:var(--muted);
}

.chapter{padding:108px 0;border-bottom:1px solid var(--line)}
.chapter-number{margin-bottom:22px}
.split-intro{
  display:grid;grid-template-columns:.95fr 1.05fr;gap:94px;align-items:start;
}
.split-intro h2,.authority-head h2{
  font-size:49px;line-height:1.06;letter-spacing:-.04em;max-width:650px;
}
.chapter-copy{padding-top:44px}
.chapter-copy p{
  font-size:19px;line-height:1.58;color:var(--muted);margin:0 0 18px;
}
.chapter-copy p:first-child{color:var(--ink)}
.micro-proof{
  margin-top:70px;display:grid;grid-template-columns:1fr 1fr;gap:64px;
  padding-top:25px;border-top:1px solid var(--line);
}
.micro-proof div{display:grid;grid-template-columns:165px 1fr;gap:24px}
.micro-proof strong{font-size:15px}
.micro-proof span{font-size:15px;line-height:1.55;color:var(--muted)}

.chapter-reality{background:var(--surface)}
.reality-grid{
  display:grid;grid-template-columns:.86fr 1.14fr;gap:96px;align-items:center;
}
.reality-copy h2{
  font-size:50px;line-height:1.05;letter-spacing:-.042em;margin:0 0 24px;
}
.constraint-list{margin:44px 0 32px}
.constraint-list>div{
  display:grid;grid-template-columns:105px 1fr;gap:26px;
  padding:17px 0;border-top:1px solid var(--line);
}
.constraint-list>div:last-child{border-bottom:1px solid var(--line)}
.constraint-list span{font-size:15px;font-weight:600}
.constraint-list p{margin:0;font-size:15px;color:var(--muted)}
.principle-line{
  font-size:20px;font-weight:600;margin:34px 0 0;color:var(--signal-strong)
}

.operating-field{
  min-height:610px;position:relative;background:white;border:1px solid var(--line);
  border-radius:var(--radius);padding:34px;overflow:hidden;
}
.operating-field svg{width:100%;height:auto;display:block;margin-top:22px}
.field-envelope{
  fill:#F7F8F9;stroke:var(--boundary);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round
}
.field-contour{
  fill:none;stroke:var(--line);stroke-width:1.7;stroke-linecap:round
}
.point-current{fill:var(--boundary)}
.point-better{fill:var(--signal)}
.state-guide{
  fill:none;stroke:var(--signal-light);stroke-width:2;stroke-dasharray:5 7;stroke-linecap:round
}
.field-label{
  position:absolute;font-size:12px;color:var(--muted);letter-spacing:.02em
}
.field-label-top{top:24px;left:42%}
.field-label-right{right:20px;top:47%;transform:rotate(90deg)}
.field-label-bottom{bottom:31px;left:43%}
.state-caption{
  position:absolute;font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px
}
.state-caption span{display:inline-block;width:8px;height:8px;border-radius:50%}
.current-caption{left:50px;bottom:70px}
.current-caption span{background:var(--boundary)}
.better-caption{right:47px;top:90px;color:var(--signal)}
.better-caption span{background:var(--signal)}
.illustrative-note{
  position:absolute;bottom:12px;right:22px;font-size:11px;color:var(--muted)
}

.authority{background:white}
.authority-head{
  display:grid;grid-template-columns:1.2fr .8fr;gap:80px;align-items:end;margin-bottom:68px
}
.authority-head p{
  font-size:18px;line-height:1.6;color:var(--muted);margin:0 0 3px
}
.authority-track{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.authority-stage{
  background:white;padding:28px 28px 31px;min-height:310px;display:flex;flex-direction:column
}
.authority-top{display:flex;justify-content:space-between;gap:12px;font-size:12px;color:var(--muted)}
.authority-mode{font-weight:700;letter-spacing:.06em}
.authority-stage h3{font-size:31px;margin:55px 0 12px;letter-spacing:-.025em}
.authority-stage p{color:var(--muted);font-size:15px;line-height:1.55;margin:0;max-width:300px}
.authority-meter{height:3px;background:var(--line);margin-top:auto}
.authority-meter i{display:block;height:100%;background:var(--boundary)}
.signal-stage .authority-meter i{background:var(--signal)}
.signal-stage h3{color:var(--signal)}
.authority-principle{
  margin-top:30px;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start
}
.authority-principle strong{font-size:20px;line-height:1.4}
.authority-principle span{font-size:15px;line-height:1.6;color:var(--muted)}

.value-evidence{background:var(--ink);color:white}
.value-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:1px;background:#3A4045;border:1px solid #3A4045}
.value-block,.evidence-block{background:var(--ink);padding:48px}
.value-evidence .chapter-number,.value-evidence .target-label{color:#A2A9AE}
.value-block h2{margin:44px 0 28px;display:flex;flex-direction:column;gap:6px}
.value-block h2 span{font-size:25px;line-height:1.2;font-weight:500;letter-spacing:-.02em}
.value-block h2 strong{font-size:100px;line-height:.9;letter-spacing:-.07em;color:white}
.value-block p,.evidence-block>p{color:#B4BBC0;font-size:16px;line-height:1.6}
.quiet-proof{
  margin-top:36px;padding-top:22px;border-top:1px solid #3A4045;
  color:#DCE0E3;font-size:15px
}
.evidence-block h2{
  font-size:43px;line-height:1.08;letter-spacing:-.035em;margin:17px 0 17px;color:white
}
.evidence-sequence{margin:36px 0 32px;border-top:1px solid #3A4045}
.evidence-sequence>div{
  display:grid;grid-template-columns:40px 150px 1fr;gap:15px;
  padding:17px 0;border-bottom:1px solid #3A4045;align-items:start
}
.evidence-sequence span{font-size:12px;color:#939BA1}
.evidence-sequence strong{font-size:14px}
.evidence-sequence small{font-size:13px;color:#AAB1B6;line-height:1.4}
.evidence-block blockquote{
  margin:34px 0 0;padding-left:21px;border-left:3px solid var(--signal-light);
  font-size:19px;line-height:1.5;color:white
}

.founders-engage{padding-bottom:86px}
.founder-grid{
  display:grid;grid-template-columns:.85fr 1.15fr;gap:90px;align-items:start
}
.founder-grid h2{
  font-size:47px;line-height:1.07;letter-spacing:-.04em;margin-bottom:24px
}
.founder-intro{margin-bottom:28px}
.founder-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding-top:48px}
.founder-pair article{border-top:2px solid var(--ink);padding-top:20px}
.founder-photo{width:100%;aspect-ratio:1/1;overflow:hidden;background:var(--surface);margin:0 0 22px}
.founder-photo-img{display:block;width:100%;height:100%;object-fit:cover;filter:grayscale(100%);}
.founder-pair h3{font-size:23px}
.founder-pair .role{font-size:14px;color:var(--muted);margin:0 0 18px}
.founder-pair p{font-size:15px;line-height:1.55;color:var(--muted)}
.engage-panel{
  margin-top:88px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:50px;display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center
}
.engage-panel h2{
  font-size:45px;line-height:1.06;letter-spacing:-.038em;margin:14px 0 15px
}
.engage-panel p{margin:0;color:var(--muted);font-size:17px;line-height:1.6;max-width:650px}
.engage-action{display:flex;flex-direction:column;align-items:flex-start;gap:14px}
.large-button{min-height:54px;padding:0 23px;font-size:17px}
.engage-action span{font-size:13px;line-height:1.45;color:var(--muted);max-width:360px}

.footer-v5{padding:58px 0}
.footer-v5-grid{display:grid;grid-template-columns:1.5fr .6fr .6fr;gap:70px}
.footer-brand img{width:168px;height:auto}
.footer-brand p{font-size:14px;margin:14px 0 0;color:var(--muted)}
.footer-v5-grid>div:not(.footer-brand){display:flex;flex-direction:column;gap:9px;font-size:14px}
.footer-v5-grid span{color:var(--muted)}

.deployment-hero .kicker{font-size:20px;line-height:1.55;max-width:820px}

/* Homepage responsive */
@media(max-width:1050px){
  .hero-v5-grid{grid-template-columns:1fr .82fr;gap:48px}
  .hero-copy h1{font-size:61px}
  .loop-panel{min-height:570px}
  .reality-grid{gap:54px}
  .value-block,.evidence-block{padding:38px}
  .value-block h2 strong{font-size:84px}
}
@media(max-width:900px){
  .brand-logo{width:175px}
  .hero-v5{padding:66px 0 62px}
  .hero-v5-grid,.split-intro,.reality-grid,.authority-head,.value-grid,.founder-grid,.engage-panel,.footer-v5-grid{
    grid-template-columns:1fr
  }
  .hero-v5-grid{gap:46px}
  .hero-copy h1{font-size:50px}
  .hero-category{font-size:20px}
  .loop-panel{min-height:auto;padding:24px}
  .chapter{padding:76px 0}
  .split-intro,.reality-grid,.authority-head,.founder-grid{gap:38px}
  .split-intro h2,.authority-head h2,.reality-copy h2,.founder-grid h2{font-size:38px}
  .chapter-copy{padding-top:0}
  .micro-proof{grid-template-columns:1fr;gap:24px;margin-top:46px}
  .micro-proof div{grid-template-columns:130px 1fr}
  .operating-field{min-height:520px}
  .authority-track{grid-template-columns:1fr}
  .authority-stage{min-height:240px}
  .authority-stage h3{margin-top:35px}
  .authority-principle{grid-template-columns:1fr;gap:16px}
  .value-grid{background:transparent;border:0;gap:0}
  .value-block,.evidence-block{padding:40px 0}
  .value-block{border-bottom:1px solid #3A4045}
  .value-block h2 strong{font-size:82px}
  .founder-pair{padding-top:0}
  .engage-panel{gap:32px;padding:34px}
  .footer-v5-grid{gap:32px}
}
@media(max-width:600px){
  .container{padding:0 20px}
  .nav-inner{height:70px}
  .brand-logo{width:158px}
  .hero-v5{padding-top:52px}
  .hero-copy h1{font-size:43px;letter-spacing:-.045em;margin-bottom:24px}
  .hero-support{font-size:16px}
  .hero-category{font-size:19px}
  .loop-link span{left:calc(50% + 21px);font-size:10px}
  .chapter{padding:64px 0}
  .split-intro h2,.authority-head h2,.reality-copy h2,.founder-grid h2{font-size:34px}
  .micro-proof div{grid-template-columns:1fr;gap:6px}
  .operating-field{min-height:410px;padding:18px}
  .field-label-right{right:3px}
  .state-caption{font-size:11px}
  .better-caption{right:18px;top:70px}
  .current-caption{left:22px;bottom:55px}
  .authority-stage{padding:24px}
  .evidence-sequence>div{grid-template-columns:30px 115px 1fr;gap:10px}
  .value-block h2 strong{font-size:74px}
  .founder-pair{grid-template-columns:1fr}
  .engage-panel{padding:28px 24px}
  .engage-panel h2{font-size:35px}
}


/* =========================================================
   Homepage v5.1 — refinement pass
   ========================================================= */

/* Slightly stronger corporate signature in the nav. */
.nav .brand-logo{width:206px}

/* Hero: less “deck”, more product website. */
.hero-v5{padding:112px 0 104px}
.hero-v5-grid{grid-template-columns:minmax(0,1.12fr) minmax(420px,.78fr);gap:92px}
.hero-copy h1{max-width:720px}
.loop-panel{min-height:592px;padding:28px 28px 24px}
.loop-node{padding:17px 18px}
.loop-link{height:58px}
.panel-note{font-size:13px;line-height:1.5}

/* Semantic section labels now replace act numbering. */
.chapter-number{letter-spacing:.11em;color:var(--boundary)}
.chapter-reality .chapter-number,.authority .chapter-number,.founders-engage .chapter-number{margin-bottom:18px}

/* With the duplicate system chapter removed, create stronger section rhythm. */
.chapter-reality{padding-top:118px;padding-bottom:118px}
.reality-grid{grid-template-columns:.83fr 1.17fr;gap:104px}
.reality-copy h2{max-width:560px}
.operating-field{min-height:580px}

/* Authority cards: tighter, more intentional, less empty space. */
.authority{padding-top:104px;padding-bottom:98px}
.authority-head{margin-bottom:50px;align-items:start}
.authority-track{border-left:0;border-right:0}
.authority-stage{min-height:254px;padding:24px 27px 25px}
.authority-stage h3{margin:34px 0 10px;font-size:29px}
.authority-stage p{max-width:320px}
.authority-principle{margin-top:25px;padding-top:0}

/* Clean dark block: one precise divider rather than framed side rails. */
.value-evidence{padding-top:98px;padding-bottom:98px}
.value-grid{gap:0;background:transparent;border:0}
.value-block,.evidence-block{padding:42px 48px}
.value-block{border-right:1px solid #343A3F}
.value-block h2{margin-top:26px}
.value-block h2 strong{font-size:94px}
.evidence-block h2{margin-top:15px}

/* Team / CTA: reduce vertical drag while retaining air. */
.founders-engage{padding-top:96px;padding-bottom:78px}
.founder-pair{padding-top:34px}
.engage-panel{margin-top:70px}

@media(max-width:900px){
  .nav .brand-logo{width:184px}
  .hero-v5{padding:70px 0 66px}
  .hero-v5-grid{grid-template-columns:1fr;gap:42px}
  .chapter-reality{padding-top:78px;padding-bottom:78px}
  .reality-grid{gap:36px}
  .authority{padding-top:76px;padding-bottom:72px}
  .authority-stage{min-height:218px}
  .value-evidence{padding-top:68px;padding-bottom:68px}
  .value-block,.evidence-block{padding:36px 0}
  .value-block{border-right:0;border-bottom:1px solid #343A3F}
  .founders-engage{padding-top:76px;padding-bottom:64px}
  .founder-pair{padding-top:0}
  .engage-panel{margin-top:56px}
}
@media(max-width:600px){
  .nav .brand-logo{width:164px}
  .hero-v5{padding-top:56px}
  .loop-panel{padding:22px;min-height:auto}
  .operating-field{min-height:390px}
  .authority-stage{min-height:200px}
  .value-block h2 strong{font-size:70px}
}

/* v5.1 mobile correction: preserve single-column operating-state composition. */
@media(max-width:900px){
  .reality-grid{grid-template-columns:1fr}
  .reality-copy{width:auto}
  .operating-field{width:auto}
}

/* =========================================================
   How It Works v5
   ========================================================= */
.hiw-hero{padding:104px 0 94px;border-bottom:1px solid var(--line)}
.hiw-hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:94px;align-items:center}
.hiw-hero h1{font-size:66px;line-height:1;letter-spacing:-.05em;max-width:760px;margin:16px 0 26px}
.hiw-lede{font-size:21px;line-height:1.56;color:var(--muted);max-width:730px;margin:0}

.decision-loop{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:28px}
.decision-loop-title{font-size:12px;font-weight:700;letter-spacing:.09em;color:var(--muted);margin-bottom:18px}
.decision-flow{display:flex;flex-direction:column}
.decision-node{display:grid;grid-template-columns:34px 1fr auto;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:9px;padding:15px 16px}
.decision-node>span{font-size:11px;color:var(--muted)}
.decision-node strong{font-size:16px}
.decision-node small{font-size:12px;color:var(--muted)}
.signal-node{border-color:var(--signal-light)}
.signal-node strong{color:var(--signal)}
.decision-arrow{height:28px;display:flex;align-items:center;justify-content:center;color:var(--boundary);font-size:18px}
.return-arrow{color:var(--signal)}

.hiw-section{padding:104px 0;border-bottom:1px solid var(--line)}
.hiw-split,.model-grid,.evaluate-grid,.execution-grid,.response-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:94px;align-items:center}
.hiw-copy h2,.feasible-head h2,.execution-grid h2{font-size:48px;line-height:1.06;letter-spacing:-.04em;margin:0 0 24px}
.hiw-copy>p:not(.body-lg),.execution-grid>div>p{color:var(--muted);font-size:16px;line-height:1.62}

.signal-matrix{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.signal-card{background:#fff;padding:25px;min-height:190px}
.signal-index{display:block;font-size:11px;letter-spacing:.06em;color:var(--boundary);margin-bottom:38px}
.signal-card h3{font-size:20px;margin:0 0 10px}
.signal-card p{font-size:14px;line-height:1.55;color:var(--muted);margin:0}
.signal-note{grid-column:1/-1;background:var(--surface);padding:14px 18px;font-size:12px;color:var(--muted)}

.model-section{background:var(--surface)}
.model-grid{grid-template-columns:1.08fr .92fr}
.model-visual{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px}
.model-inputs{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.model-inputs>div{border:1px solid var(--line);padding:17px 15px;min-height:120px}
.model-inputs span{display:block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);margin-bottom:15px}
.model-inputs strong{font-size:14px;line-height:1.4}
.model-join{display:grid;grid-template-columns:repeat(3,1fr);height:80px;position:relative}
.model-join:after{content:"";position:absolute;left:16.6%;right:16.6%;bottom:20px;height:1px;background:var(--line)}
.model-join span{position:relative}
.model-join span:before{content:"";position:absolute;left:50%;top:0;bottom:20px;width:1px;background:var(--line)}
.model-core{display:flex;gap:18px;align-items:flex-start;border:1px solid var(--signal-light);padding:22px;border-radius:9px;position:relative}
.model-dot{width:10px;height:10px;border-radius:50%;background:var(--signal);margin-top:5px}
.model-core small{display:block;font-size:10px;font-weight:700;letter-spacing:.09em;color:var(--signal);margin-bottom:7px}
.model-core strong{display:block;font-size:20px;margin-bottom:6px}
.model-core p{margin:0;color:var(--muted);font-size:13px;line-height:1.5}
.technical-principle{margin-top:32px;padding:20px 0 0;border-top:1px solid var(--line);font-size:15px;line-height:1.6;color:var(--ink)}

.feasible-head{display:grid;grid-template-columns:1.1fr .9fr;gap:90px;align-items:end;margin-bottom:58px}
.feasible-head p{font-size:18px;line-height:1.6;color:var(--muted);margin:0}
.feasible-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px;align-items:stretch}
.constraint-rail{border-top:1px solid var(--line)}
.constraint-rail>div{display:grid;grid-template-columns:34px 110px 1fr;gap:12px;padding:19px 0;border-bottom:1px solid var(--line);align-items:start}
.constraint-rail span{font-size:11px;color:var(--boundary)}
.constraint-rail strong{font-size:15px}
.constraint-rail p{margin:0;color:var(--muted);font-size:13px;line-height:1.5}
.feasible-visual{min-height:520px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:28px;position:relative}
.feasible-label{font-size:11px;font-weight:700;letter-spacing:.09em;color:var(--muted)}
.feasible-visual svg{width:100%;height:auto;display:block;margin-top:10px}
.hiw-envelope{fill:#fff;stroke:var(--boundary);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.hiw-contour{fill:none;stroke:var(--line);stroke-width:1.6;stroke-linecap:round}
.hiw-guide{fill:none;stroke:var(--signal-light);stroke-width:2;stroke-dasharray:5 7}
.candidate{fill:var(--boundary)}
.candidate.chosen{fill:var(--signal)}
.candidate.rejected{fill:#fff;stroke:var(--boundary);stroke-width:2}
.candidate-key{display:grid;grid-template-columns:1fr 1fr;gap:8px 16px;padding-top:12px;border-top:1px solid var(--line)}
.candidate-key span{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted)}
.candidate-key i{width:8px;height:8px;border-radius:50%;display:block}
.key-current,.key-candidate{background:var(--boundary)}
.key-chosen{background:var(--signal)}
.key-rejected{background:#fff;border:1px solid var(--boundary)}

.evaluate-section{background:var(--ink);color:#fff}
.evaluate-grid{grid-template-columns:.9fr 1.1fr}
.light-copy .chapter-number{color:#A2A9AE}
.light-copy h2{color:#fff}
.light-copy>p:not(.body-lg),.light-copy .body-lg{color:#B6BDC2}
.decision-frame{border:1px solid #3A4045}
.decision-frame-head{display:flex;justify-content:space-between;gap:20px;padding:15px 16px;border-bottom:1px solid #3A4045;color:#A2A9AE;font-size:10px;font-weight:700;letter-spacing:.07em}
.decision-row{display:grid;grid-template-columns:110px 1fr 90px 90px;gap:18px;align-items:center;padding:17px 16px;border-bottom:1px solid #3A4045;color:#DCE0E3;font-size:13px}
.header-row{color:#969EA4;font-size:10px;text-transform:uppercase;letter-spacing:.05em}
.bar-cell{height:3px;background:#343A3F}
.bar-cell i{display:block;height:100%;background:#9AA2A8}
.bad{color:#C6CDD1}
.selected-row{background:#1B252A}
.selected-row .bar-cell i{background:var(--signal-light)}
.selected-row span:last-child{color:#8CC2DB;font-weight:700}
.decision-frame-note{padding:15px 16px;color:#9AA2A8;font-size:11px;line-height:1.45}

.execution-grid{align-items:start}
.execution-paths{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.execution-path{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:22px}
.path-label{font-size:10px;font-weight:700;letter-spacing:.08em;color:var(--muted);min-height:32px}
.path-node{background:#fff;border:1px solid var(--line);border-radius:8px;padding:16px;font-size:13px;line-height:1.35}
.signal-path-node{border-color:var(--signal-light);color:var(--signal);font-weight:600}
.path-arrow{text-align:center;color:var(--boundary);padding:7px 0;font-size:17px}

.response-section{background:var(--surface)}
.response-grid{grid-template-columns:1.05fr .95fr}
.response-loop{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px}
.response-node{display:grid;grid-template-columns:32px 1fr;gap:10px;padding:16px;border:1px solid var(--line);border-radius:8px;background:#fff}
.response-node span{font-size:10px;color:var(--boundary)}
.response-node strong{font-size:15px}
.proposed{border-color:var(--signal-light)}
.proposed strong{color:var(--signal)}
.evidence-node{background:var(--ink);border-color:var(--ink);color:#fff}
.evidence-node span{color:#9CA4AA}
.response-line{height:36px;width:1px;background:var(--line);margin:0 auto}
.signal-response-line{background:var(--signal-light)}
.hiw-quote{margin:32px 0 0;padding-left:20px;border-left:3px solid var(--signal);font-size:18px;line-height:1.5;color:var(--ink)}
.research-section{background:#fff}
.research-head{display:grid;grid-template-columns:1.05fr .95fr;gap:84px;align-items:end;margin-bottom:46px}
.research-head h2{font-size:46px;line-height:1.07;letter-spacing:-.04em;margin:0;max-width:760px}
.research-head>p{margin:0;color:var(--muted);font-size:16px;line-height:1.62;max-width:610px}
.research-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.research-card{background:#fff;padding:28px;min-height:330px;display:flex;flex-direction:column}
.research-meta{font-size:10px;font-weight:700;letter-spacing:.08em;color:var(--boundary);margin-bottom:38px}
.research-card h3{font-size:23px;line-height:1.22;letter-spacing:-.02em;margin:0 0 15px}
.research-card p{font-size:14px;line-height:1.58;color:var(--muted);margin:0 0 24px}
.research-card .text-link{margin-top:auto;align-self:flex-start}
.research-balance{margin-top:22px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0;display:grid;grid-template-columns:165px 1fr auto;gap:24px;align-items:start}
.research-balance strong{font-size:14px}
.research-balance span{font-size:13px;line-height:1.55;color:var(--muted)}
.research-balance .text-link{white-space:nowrap;font-size:13px}
.hiw-cta{padding:78px 0 90px}
.hiw-engage{margin-top:0}

@media(max-width:1000px){
  .hiw-hero-grid,.hiw-split,.model-grid,.evaluate-grid,.execution-grid,.response-grid{gap:54px}
  .hiw-hero h1{font-size:56px}
  .feasible-grid{gap:42px}
}
@media(max-width:900px){
  .hiw-hero{padding:70px 0 68px}
  .hiw-hero-grid,.hiw-split,.model-grid,.feasible-head,.feasible-grid,.evaluate-grid,.execution-grid,.response-grid{grid-template-columns:1fr}
  .hiw-hero-grid{gap:42px}
  .hiw-hero h1{font-size:49px}
  .hiw-section{padding:76px 0}
  .model-grid,.feasible-grid,.evaluate-grid,.execution-grid,.response-grid{gap:38px}
  .feasible-head{gap:20px;margin-bottom:40px}
  .research-head{grid-template-columns:1fr;gap:18px;margin-bottom:34px}
  .research-grid{grid-template-columns:1fr}
  .research-card{min-height:0}
  .research-balance{grid-template-columns:1fr;gap:10px}
  .research-balance .text-link{white-space:normal}
}
@media(max-width:600px){
  .hiw-hero{padding-top:54px}
  .hiw-hero h1{font-size:41px}
  .hiw-lede{font-size:18px}
  .decision-node{grid-template-columns:27px 1fr}
  .decision-node small{grid-column:2}
  .hiw-section{padding:62px 0}
  .hiw-copy h2,.feasible-head h2,.execution-grid h2,.research-head h2{font-size:34px}
  .signal-matrix{grid-template-columns:1fr}
  .signal-note{grid-column:auto}
  .model-inputs{grid-template-columns:1fr}
  .model-join{display:none}
  .model-core{margin-top:12px}
  .constraint-rail>div{grid-template-columns:27px 90px 1fr}
  .feasible-visual{min-height:410px;padding:18px}
  .candidate-key{grid-template-columns:1fr}
  .decision-frame-head{flex-direction:column;gap:4px}
  .decision-row{grid-template-columns:80px 1fr 64px 62px;gap:8px;padding:15px 10px;font-size:11px}
  .execution-paths{grid-template-columns:1fr}
  .response-loop{padding:20px}
}

/* =========================================================
   Deployment + Company v5
   ========================================================= */

/* DEPLOYMENT */
.deploy-hero{padding:104px 0 94px;border-bottom:1px solid var(--line)}
.deploy-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:94px;align-items:center}
.deploy-hero h1{font-size:66px;line-height:1;letter-spacing:-.05em;max-width:780px;margin:16px 0 26px}
.deploy-lede{font-size:21px;line-height:1.56;color:var(--muted);max-width:760px;margin:0}
.deploy-principles{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:28px}
.deploy-principle-head{font-size:12px;font-weight:700;letter-spacing:.09em;color:var(--muted);margin-bottom:16px}
.deploy-principle{display:grid;grid-template-columns:34px 1fr;gap:12px;padding:17px 0;border-top:1px solid var(--line)}
.deploy-principle:first-of-type{border-top:0}
.deploy-principle>span{font-size:11px;color:var(--boundary)}
.deploy-principle strong{display:block;font-size:16px;margin-bottom:5px}
.deploy-principle small{display:block;font-size:13px;line-height:1.45;color:var(--muted)}
.signal-principle strong{color:var(--signal)}

.deploy-section{padding:104px 0;border-bottom:1px solid var(--line)}
.deploy-section-head,.boundary-head,.principles-head,.founders-head{
  display:grid;grid-template-columns:1.08fr .92fr;gap:90px;align-items:end;margin-bottom:58px
}
.deploy-section-head h2,.boundary-head h2,.principles-head h2,.founders-head h2,
.deploy-copy h2,.evidence-plan-grid h2,.starting-grid h2,.company-hero h1,.thesis-grid h2{
  font-size:48px;line-height:1.06;letter-spacing:-.04em;margin:0
}
.deploy-section-head>p,.boundary-head>p,.principles-head>p,.founders-head>p{
  font-size:18px;line-height:1.6;color:var(--muted);margin:0
}
.deploy-path{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.deploy-path article{background:#fff;padding:26px;min-height:330px;display:flex;flex-direction:column}
.deploy-step-top{display:flex;justify-content:space-between;gap:12px;font-size:11px;color:var(--muted)}
.deploy-step-top span:last-child{font-weight:700;letter-spacing:.06em}
.deploy-path h3{font-size:27px;margin:46px 0 12px;letter-spacing:-.02em}
.deploy-path p{font-size:14px;line-height:1.55;color:var(--muted);margin:0}
.deploy-output{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}
.deploy-output strong{display:block;color:var(--ink);font-size:13px;margin-top:3px}
.deploy-step-signal h3{color:var(--signal)}
.deploy-step-signal{box-shadow:inset 0 3px 0 var(--signal-light)}

.data-section{background:var(--surface)}
.data-grid,.progression-grid,.evidence-plan-grid,.starting-grid,.thesis-grid{
  display:grid;grid-template-columns:.92fr 1.08fr;gap:94px;align-items:center
}
.deploy-copy>p:not(.body-lg){font-size:16px;line-height:1.62;color:var(--muted)}
.readiness-panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px}
.readiness-row{display:grid;grid-template-columns:36px 1fr;gap:12px;padding:19px 0;border-bottom:1px solid var(--line)}
.readiness-row>span{font-size:11px;color:var(--boundary)}
.readiness-row strong{display:block;font-size:18px;margin-bottom:6px}
.readiness-row small{display:block;font-size:13px;line-height:1.5;color:var(--muted)}
.readiness-gap{margin-top:22px;padding:20px;background:var(--surface);border-radius:8px}
.readiness-gap strong{font-size:14px}
.readiness-gap p{margin:8px 0 0;font-size:13px;line-height:1.55;color:var(--muted)}

.boundary-section{background:#fff}
.authority-boundary{display:grid;grid-template-columns:1fr .5fr 1fr;gap:28px;align-items:stretch}
.boundary-column{border:1px solid var(--line);padding:26px}
.boundary-title{font-size:11px;font-weight:700;letter-spacing:.08em;color:var(--muted);margin-bottom:20px}
.boundary-column ul{list-style:none;padding:0;margin:0}
.boundary-column li{padding:14px 0;border-top:1px solid var(--line);font-size:14px;line-height:1.5}
.boundary-column li:first-child{border-top:0}
.boundary-center{background:var(--surface);border:1px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px}
.boundary-symbol{width:118px;height:118px;position:relative;margin-bottom:22px}
.boundary-symbol:before{
  content:"";position:absolute;inset:10px;
  border:2px solid var(--boundary);border-radius:46% 54% 52% 48% / 43% 48% 52% 57%;
  transform:rotate(-4deg)
}
.boundary-symbol span{position:absolute;width:13px;height:13px;background:var(--signal);border-radius:50%;left:62px;top:40px}
.boundary-center strong{font-size:11px;letter-spacing:.07em}
.boundary-center small{font-size:11px;color:var(--muted);margin-top:7px}

.progression-section{background:var(--ink);color:#fff}
.progression-grid{grid-template-columns:1.08fr .92fr}
.progression-visual{border:1px solid #3A4045;padding:28px}
.progression-axis{display:flex;justify-content:space-between;color:#8C949A;font-size:10px;letter-spacing:.07em;margin-bottom:24px}
.progression-track{display:flex;flex-direction:column;gap:16px}
.progression-stage{background:#1C2125;border:1px solid #3A4045;padding:18px}
.progression-stage i{display:block;height:3px;background:#7F888E;margin-bottom:15px}
.progression-stage strong{display:block;font-size:17px;color:#fff;margin-bottom:4px}
.progression-stage small{color:#9CA4A9}
.active-progression i{background:var(--signal-light)}
.active-progression strong{color:#8CC2DB}
.progression-gates{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#3A4045;margin-top:24px}
.progression-gates>div{background:var(--ink);padding:13px}
.progression-gates span{display:block;font-size:11px;color:#fff}
.progression-gates small{font-size:10px;color:#8F979D}
.progression-section .deploy-copy h2{color:#fff}
.progression-section .deploy-copy .body-lg,.progression-section .deploy-copy>p:not(.body-lg){color:#B4BBC0}
.progression-section .chapter-number{color:#8F979D}
.deploy-principle-line{margin-top:30px;padding-left:18px;border-left:3px solid var(--signal-light);font-size:19px;line-height:1.5;color:#fff}

.evidence-plan-section{background:#fff}
.evidence-plan-grid{align-items:start}
.evidence-plan{border-top:1px solid var(--line)}
.evidence-plan>div{display:grid;grid-template-columns:38px 130px 1fr;gap:12px;padding:20px 0;border-bottom:1px solid var(--line)}
.evidence-plan span{font-size:11px;color:var(--boundary)}
.evidence-plan strong{font-size:15px}
.evidence-plan small{font-size:13px;line-height:1.45;color:var(--muted)}
.deploy-cta{padding:78px 0 90px}

/* COMPANY */
.company-hero{padding:110px 0 100px;border-bottom:1px solid var(--line)}
.company-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:94px;align-items:end}
.company-hero h1{font-size:66px;line-height:1;letter-spacing:-.05em;max-width:780px;margin:16px 0 0}
.company-hero-copy{padding-bottom:5px}
.company-lede{font-size:21px;line-height:1.55;color:var(--ink);margin:0 0 18px}
.company-hero-copy>p:not(.company-lede){font-size:16px;line-height:1.62;color:var(--muted);margin:0}

.company-section{padding:104px 0;border-bottom:1px solid var(--line)}
.thesis-section{background:var(--surface)}
.thesis-grid{align-items:start}
.thesis-copy .body-lg{margin-top:0}
.thesis-copy>p:not(.body-lg){font-size:16px;line-height:1.62;color:var(--muted)}
.thesis-copy blockquote{
  margin:32px 0 0;padding-left:20px;border-left:3px solid var(--signal);
  font-size:19px;line-height:1.52;color:var(--ink)
}

.founders-section{background:#fff}
.founder-cards{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.founder-cards article{background:#fff;padding:34px;min-height:330px;display:flex;flex-direction:column}
.founder-photo-company{margin:-34px -34px 30px;width:calc(100% + 68px);aspect-ratio:1.35/1}
.founder-number{font-size:11px;color:var(--boundary);margin-bottom:32px}
.founder-cards h3{font-size:29px;margin:0 0 7px}
.founder-cards .role{font-size:14px;color:var(--muted);margin-bottom:22px}
.founder-cards p{font-size:15px;line-height:1.6;color:var(--muted);max-width:540px}
.founder-focus{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);font-size:10px;font-weight:700;letter-spacing:.07em;color:var(--muted)}

.company-principles-section{background:var(--ink);color:#fff}
.company-principles-section .principles-head h2{color:#fff}
.company-principles-section .principles-head>p{color:#B4BBC0}
.company-principles-section .chapter-number{color:#8F979D}
.company-principles{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:#3A4045;border:1px solid #3A4045}
.company-principles article{background:var(--ink);padding:30px;min-height:250px}
.company-principles span{font-size:11px;color:#8E969B}
.company-principles h3{font-size:25px;line-height:1.15;color:#fff;margin:48px 0 14px}
.company-principles p{font-size:14px;line-height:1.58;color:#AEB6BB;margin:0}
.principle-signal{box-shadow:inset 0 3px 0 var(--signal-light)}
.principle-signal h3{color:#8CC2DB}

.starting-section{background:#fff}
.starting-grid{align-items:start}
.starting-grid>div:first-child>p{font-size:18px;line-height:1.6;color:var(--muted)}
.starting-facts{border-top:1px solid var(--line)}
.starting-facts>div{display:grid;grid-template-columns:38px 150px 1fr;gap:12px;padding:20px 0;border-bottom:1px solid var(--line)}
.starting-facts span{font-size:11px;color:var(--boundary)}
.starting-facts strong{font-size:14px}
.starting-facts small{font-size:13px;line-height:1.45;color:var(--muted)}

.company-cta{padding:78px 0 90px}

@media(max-width:1000px){
  .deploy-hero-grid,.company-hero-grid,.data-grid,.progression-grid,.evidence-plan-grid,.starting-grid,.thesis-grid{gap:54px}
  .deploy-hero h1,.company-hero h1{font-size:56px}
  .deploy-path{grid-template-columns:1fr 1fr}
  .authority-boundary{grid-template-columns:1fr .6fr 1fr}
}
@media(max-width:900px){
  .deploy-hero,.company-hero{padding:70px 0 68px}
  .deploy-hero-grid,.company-hero-grid,.deploy-section-head,.boundary-head,.principles-head,.founders-head,
  .data-grid,.progression-grid,.evidence-plan-grid,.starting-grid,.thesis-grid{grid-template-columns:1fr}
  .deploy-hero-grid,.company-hero-grid{gap:42px}
  .deploy-hero h1,.company-hero h1{font-size:49px}
  .deploy-section,.company-section{padding:76px 0}
  .deploy-section-head,.boundary-head,.principles-head,.founders-head{gap:20px;margin-bottom:40px}
  .deploy-path{grid-template-columns:1fr 1fr}
  .authority-boundary{grid-template-columns:1fr}
  .boundary-center{min-height:230px}
  .company-principles{grid-template-columns:1fr}
}
@media(max-width:600px){
  .deploy-hero,.company-hero{padding-top:54px}
  .deploy-hero h1,.company-hero h1{font-size:41px}
  .deploy-lede,.company-lede{font-size:18px}
  .deploy-section,.company-section{padding:62px 0}
  .deploy-section-head h2,.boundary-head h2,.principles-head h2,.founders-head h2,
  .deploy-copy h2,.evidence-plan-grid h2,.starting-grid h2,.thesis-grid h2{font-size:34px}
  .deploy-path{grid-template-columns:1fr}
  .deploy-path article{min-height:280px}
  .progression-gates{grid-template-columns:1fr 1fr}
  .evidence-plan>div,.starting-facts>div{grid-template-columns:28px 105px 1fr}
  .founder-cards{grid-template-columns:1fr}
  .founder-cards article{min-height:300px}
}


/* =========================================================
   Final pre-launch resilience / accessibility
   ========================================================= */
img{max-width:100%;height:auto}
.mobile-nav summary{
  min-height:44px;
  display:flex;
  align-items:center;
}
.mobile-menu a{min-height:44px}
.footer-v5 a:hover,.text-link:hover{text-decoration-color:currentColor}
@media(max-width:600px){
  .hero-actions .button{width:auto;max-width:100%}
}


/* Pass 1 content refinements */
.starter-section{background:#fff}
.starter-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:1px;background:var(--line);border:1px solid var(--line)
}
.starter-grid>div{background:#fff;padding:24px;min-height:175px}
.starter-grid span{
  display:block;font-size:11px;color:var(--boundary);margin-bottom:34px
}
.starter-grid strong{display:block;font-size:16px;margin-bottom:9px}
.starter-grid small{display:block;font-size:13px;line-height:1.5;color:var(--muted)}
.decision-frame-head,.path-label,.model-core small,.company-principles span,
.founder-focus,.progression-axis,.progression-gates small,
.boundary-center strong,.boundary-center small{font-size:11px}
@media(max-width:900px){
  .starter-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .starter-grid{grid-template-columns:1fr}
}


/* =========================================================
   WordPress production layer + Technical Field system
   ========================================================= */
body.admin-bar .nav{top:32px}
@media(max-width:782px){body.admin-bar .nav{top:46px}}
.custom-logo{display:block;width:194px;height:auto}
.wp-site-blocks{padding:0}

/* Subtle mathematical field: secondary brand environment, never part of the logo itself. */
.hero-v5,.hiw-hero{position:relative;overflow:hidden}
.hero-v5::before,.hiw-hero::before{
  content:"";position:absolute;z-index:0;pointer-events:none;
  top:0;right:0;width:52%;height:100%;
  background-image:radial-gradient(circle, rgba(40,95,120,.30) 1px, transparent 1.15px);
  background-size:26px 26px;
  opacity:.22;
  -webkit-mask-image:linear-gradient(to left,#000 55%,transparent 100%);
  mask-image:linear-gradient(to left,#000 55%,transparent 100%);
}
.hero-v5-grid,.hiw-hero-grid{position:relative;z-index:1}
@media(max-width:900px){
  .hero-v5::before,.hiw-hero::before{width:100%;opacity:.12;-webkit-mask-image:linear-gradient(to bottom,#000 0%,transparent 70%);mask-image:linear-gradient(to bottom,#000 0%,transparent 70%)}
}

/* WordPress editor/admin generated wrappers should not disturb the composition. */
.entry-content,.site-main{margin:0;padding:0}

/* =========================================================
   Motion system — physical response, not decorative animation
   ========================================================= */
.motion-ready .motion-rise{
  opacity:0;
  transform:translate3d(0,10px,0);
  transition:opacity 520ms cubic-bezier(.2,.7,.2,1),transform 520ms cubic-bezier(.2,.7,.2,1);
  transition-delay:var(--motion-delay,0ms);
  will-change:opacity,transform;
}
.motion-ready .motion-rise.is-visible{opacity:1;transform:translate3d(0,0,0)}

.motion-ready .motion-panel{
  opacity:1;
  transform:translate3d(0,8px,0) scale(.992);
  transition:transform 620ms cubic-bezier(.2,.7,.2,1);
}
.motion-ready .motion-panel.is-visible{transform:translate3d(0,0,0) scale(1)}
.motion-ready .hero-copy > .motion-rise{opacity:1}

/* Hero signal moves briefly through the existing control path, then rests. */
.motion-ready .loop-panel.is-visible .signal-link svg path{
  stroke-dasharray:7 8;
  animation:enthalpyx-signal-travel 1800ms ease-in-out 520ms 2;
}
.motion-ready .loop-panel.is-visible .state-dot{
  animation:enthalpyx-state-pulse 760ms cubic-bezier(.2,.7,.2,1) 900ms 1;
}
@keyframes enthalpyx-signal-travel{
  0%{stroke-dashoffset:30;opacity:.45}
  45%{opacity:1}
  100%{stroke-dashoffset:0;opacity:.72}
}
@keyframes enthalpyx-state-pulse{
  0%{transform:scale(.72);opacity:.45}
  55%{transform:scale(1.28);opacity:1}
  100%{transform:scale(1);opacity:1}
}

/* Operating state: reveal the measured starting point, the path, then selected state. */
.motion-ready .motion-graph .point-current,
.motion-ready .motion-graph .point-better{
  transform-box:fill-box;
  transform-origin:center;
}
.motion-ready .motion-graph .point-current{opacity:.25;transform:scale(.72);transition:opacity 320ms ease,transform 320ms ease}
.motion-ready .motion-graph .state-guide{opacity:0;stroke-dashoffset:32;transition:opacity 420ms ease 180ms,stroke-dashoffset 760ms ease 180ms}
.motion-ready .motion-graph .point-better{opacity:0;transform:scale(.45);transition:opacity 360ms ease 680ms,transform 480ms cubic-bezier(.2,.8,.2,1) 680ms}
.motion-ready .motion-graph .better-caption{opacity:.25;transition:opacity 360ms ease 760ms}
.motion-ready .motion-graph.is-visible .point-current{opacity:1;transform:scale(1)}
.motion-ready .motion-graph.is-visible .state-guide{opacity:1;stroke-dashoffset:0}
.motion-ready .motion-graph.is-visible .point-better{opacity:1;transform:scale(1)}
.motion-ready .motion-graph.is-visible .better-caption{opacity:1}

/* Authority bars resolve only after each stage itself has appeared. */
.motion-ready .authority-stage.motion-rise .authority-meter i{
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform 760ms cubic-bezier(.2,.75,.2,1);
  transition-delay:calc(var(--motion-delay,0ms) + 220ms);
}
.motion-ready .authority-stage.motion-rise.is-visible .authority-meter i{transform:scaleX(1)}

/* Technical diagrams: a restrained resolution into focus. */
.motion-ready .motion-resolve{
  opacity:1;
  transform:translate3d(0,8px,0) scale(.992);
  transition:transform 620ms cubic-bezier(.2,.7,.2,1);
}
.motion-ready .motion-resolve.is-visible{transform:translate3d(0,0,0) scale(1)}
.motion-ready .motion-node{
  opacity:1;
  transform:translate3d(0,7px,0);
  transition:transform 440ms ease;
  transition-delay:var(--motion-delay,0ms);
}
.motion-ready .motion-node.is-visible{transform:translate3d(0,0,0)}

.motion-ready .motion-row{
  opacity:1;
  transform:translateX(-6px);
  transition:transform 440ms ease;
  transition-delay:var(--motion-delay,0ms);
}
.motion-ready .motion-row.is-visible{transform:translateX(0)}

@media (prefers-reduced-motion: reduce){
  .motion-rise,.motion-panel,.motion-graph,.motion-resolve,.motion-node,.motion-row,
  .authority-meter i,.signal-link svg path,.state-dot,.point-current,.point-better,.state-guide,.better-caption{
    animation:none!important;
    transition:none!important;
    transform:none!important;
    opacity:1!important;
    stroke-dashoffset:0!important;
  }
}

/* EnthalpyX — Enhanced mobile motion */
@media (max-width:900px) and (prefers-reduced-motion:no-preference){

  .motion-ready .motion-rise{
    opacity:0;
    transform:translate3d(0,22px,0);
    transition:
      opacity 950ms cubic-bezier(.2,.75,.2,1),
      transform 950ms cubic-bezier(.2,.75,.2,1);
    transition-delay:var(--motion-delay,0ms);
  }

  .motion-ready .motion-rise.is-visible{
    opacity:1;
    transform:translate3d(0,0,0);
  }

  .motion-ready .motion-panel{
    opacity:0;
    transform:translate3d(0,20px,0) scale(.98);
    transition:
      opacity 1100ms ease,
      transform 1100ms cubic-bezier(.2,.75,.2,1);
  }

  .motion-ready .motion-panel.is-visible{
    opacity:1;
    transform:translate3d(0,0,0) scale(1);
  }

  .motion-ready .motion-resolve{
    opacity:0;
    transform:translate3d(0,18px,0) scale(.985);
    transition:
      opacity 1050ms ease,
      transform 1050ms cubic-bezier(.2,.75,.2,1);
  }

  .motion-ready .motion-resolve.is-visible{
    opacity:1;
    transform:translate3d(0,0,0) scale(1);
  }

  .motion-ready .motion-node{
    opacity:0;
    transform:translate3d(0,15px,0);
    transition:
      opacity 850ms ease,
      transform 850ms cubic-bezier(.2,.75,.2,1);
    transition-delay:var(--motion-delay,0ms);
  }

  .motion-ready .motion-node.is-visible{
    opacity:1;
    transform:translate3d(0,0,0);
  }

  .motion-ready .motion-row{
    opacity:0;
    transform:translateX(-16px);
    transition:
      opacity 850ms ease,
      transform 850ms cubic-bezier(.2,.75,.2,1);
    transition-delay:var(--motion-delay,0ms);
  }

  .motion-ready .motion-row.is-visible{
    opacity:1;
    transform:translateX(0);
  }

  .motion-ready .loop-panel.is-visible .signal-link svg path{
    animation-duration:3200ms;
  }

  .motion-ready .loop-panel.is-visible .state-dot{
    animation-duration:1200ms;
  }
}

/* =========================================================
   EnthalpyX — Graph & Flow Motion v2
   Visual motion on desktop and mobile
   ========================================================= */
@media (prefers-reduced-motion: no-preference) {
  /* Draw static SVG connectors when a visual first appears. */
  .motion-ready .motion-visual .motion-draw-path:not(.state-guide):not(.hiw-guide) {
    stroke-dasharray: var(--motion-path-length);
    stroke-dashoffset: var(--motion-path-length);
    transition: stroke-dashoffset 1800ms cubic-bezier(.25,.7,.25,1);
  }
  .motion-ready .motion-visual.motion-activated .motion-draw-path:not(.state-guide):not(.hiw-guide) {
    stroke-dashoffset: 0;
  }

  /* Continuously flowing signal links in the home hero. */
  .motion-ready .loop-panel.motion-active .signal-link svg path {
    animation: enthalpyx-flow-signal 2400ms linear infinite;
  }
  @keyframes enthalpyx-flow-signal {
    from { stroke-dasharray: 7 9; stroke-dashoffset: 32; }
    to { stroke-dasharray: 7 9; stroke-dashoffset: 0; }
  }

  /* Flowing dotted paths in both operating-state diagrams. */
  .motion-ready .operating-field.motion-active .state-guide,
  .motion-ready .feasible-visual.motion-active .hiw-guide {
    stroke-dasharray: 5 7;
    animation: enthalpyx-graph-flow 3000ms linear infinite;
  }
  @keyframes enthalpyx-graph-flow {
    from { stroke-dashoffset: 0; }
    to { stroke-dashoffset: -48; }
  }

  /* Selected-state dots. */
  .motion-ready .loop-panel.motion-active .state-dot,
  .motion-ready .authority-boundary.motion-active .boundary-symbol span {
    animation: enthalpyx-indicator 3200ms ease-in-out infinite;
  }
  .motion-ready .operating-field.motion-active .point-better {
    animation: enthalpyx-indicator 3200ms ease-in-out infinite;
    transform-box: fill-box;
    transform-origin: center;
  }
  @keyframes enthalpyx-indicator {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: .7; transform: scale(1.14); }
  }

  /* Directional emphasis in How It Works diagrams. */
  .motion-ready .decision-loop.motion-active .decision-arrow,
  .motion-ready .response-loop.motion-active .response-line {
    animation: enthalpyx-arrow-travel 2000ms ease-in-out infinite;
  }
  @keyframes enthalpyx-arrow-travel {
    0%, 100% { opacity: .5; }
    50% { opacity: 1; }
  }

  /* Model inputs feed the physics-aware model. */
  .motion-ready .model-visual.motion-active .model-join::after,
  .motion-ready .model-visual.motion-active .model-join span::before {
    animation: enthalpyx-connection-pulse 2800ms ease-in-out infinite;
  }
  @keyframes enthalpyx-connection-pulse {
    0%, 100% { background-color: var(--line); }
    50% { background-color: var(--signal-light); }
  }

  /* Deployment progression — requires .progression-visual in motion.js selectors. */
  .motion-ready .progression-visual.motion-active .active-progression i {
    animation: enthalpyx-progression 2800ms ease-in-out infinite;
    transform-origin: left center;
  }
  @keyframes enthalpyx-progression {
    0%, 100% { transform: scaleX(.85); opacity: .7; }
    50% { transform: scaleX(1); opacity: 1; }
  }

  @media (max-width: 900px) {
    .motion-ready .motion-visual .motion-draw-path:not(.state-guide):not(.hiw-guide) {
      transition-duration: 2200ms;
    }
    .motion-ready .loop-panel.motion-active .signal-link svg path {
      animation-duration: 3000ms;
    }
    .motion-ready .operating-field.motion-active .state-guide,
    .motion-ready .feasible-visual.motion-active .hiw-guide {
      animation-duration: 3500ms;
    }
  }
}

@media (prefers-reduced-motion: reduce) {
  .motion-visual *, .motion-visual *::before, .motion-visual *::after {
    animation: none !important;
    transition: none !important;
  }
  .motion-draw-path { stroke-dashoffset: 0 !important; }
}

/* Conceptual diagrams must retain their explanatory disclaimers. */
.illustrative-note {
    display: block;
    color: var(--muted);
}


/* =========================================================
   EnthalpyX v6 — unified layout and mobile refinements
   Built as a compatibility layer over existing theme classes.
   ========================================================= */

/* Protect grid and flex children from long-content overflow. */
.site-main, .site-main section, .site-main .container { min-width: 0; }
.site-main [class*="-grid"] > *,
.site-main .hero-v5-grid > *,
.site-main .hiw-hero-grid > *,
.site-main .deploy-hero-grid > *,
.site-main .company-hero-grid > *,
.site-main .value-grid > * { min-width: 0; }
.site-main svg { max-width: 100%; }
.site-main p, .site-main h1, .site-main h2, .site-main h3 {
  overflow-wrap: break-word;
}

/* Improve keyboard and pointer accessibility. */
.mobile-nav summary { -webkit-tap-highlight-color: transparent; }
.mobile-nav summary:focus-visible,
.mobile-menu a:focus-visible,
.footer a:focus-visible,
.button:focus-visible {
  outline: 3px solid var(--signal-light);
  outline-offset: 3px;
}
.footer a:hover { color: var(--ink); }
.mobile-menu { z-index: 30; max-width: calc(100vw - 32px); }
.mobile-menu a[aria-current="page"] { color: var(--signal-strong); font-weight: 700; }

/* Homepage v6: a purposeful editorial bridge between hero and diagram. */
.chapter-problem {
  background: var(--white);
  padding-top: 106px;
  padding-bottom: 108px;
}
.chapter-problem .container { max-width: var(--max-wide); }
.chapter-problem h2 {
  max-width: 940px;
  font-size: clamp(38px, 4.5vw, 60px);
  line-height: 1.08;
  letter-spacing: -.043em;
  margin: 0 0 30px;
}
.chapter-problem .body-lg {
  max-width: 780px;
  font-size: 20px;
  line-height: 1.65;
  margin: 0;
}
.chapter-problem .principle-line {
  max-width: 780px;
  padding-top: 22px;
  margin-top: 28px;
  border-top: 1px solid var(--line);
  font-size: 19px;
  line-height: 1.55;
}

/* Homepage v6: removed constraints leave more breathing room. */
.chapter-reality .reality-copy .body-lg {
  line-height: 1.65;
  max-width: 540px;
}
.value-evidence .evidence-block .hero-actions { margin-top: 28px; }
.value-evidence .evidence-block .button.primary {
  background: #fff;
  color: var(--ink);
  border-color: #fff;
}
.value-evidence .evidence-block .button.primary:hover {
  background: #E9EFF2;
  border-color: #E9EFF2;
}
.value-evidence .evidence-block p + p { margin-top: 18px; }

/* Technology: long labels should not force the decision diagram wider. */
.decision-node { grid-template-columns: 30px minmax(0,1fr) auto; }
.decision-node strong, .decision-node small { min-width: 0; }
.decision-frame { min-width: 0; }
.decision-row { grid-template-columns: minmax(76px,110px) minmax(35px,1fr) minmax(56px,90px) minmax(60px,90px); }
.model-inputs > div { min-width: 0; }
.model-inputs strong { overflow-wrap: anywhere; }

/* Deployment: the v6 deployment path contains three stages, not four. */
.deploy-path { grid-template-columns: repeat(3, minmax(0,1fr)); }
.deploy-path article { min-width: 0; min-height: 300px; }
.deploy-path h3 { margin-top: 38px; }
.deploy-section-head h2,
.boundary-head h2,
.evidence-plan-grid h2 { max-width: 720px; }
.authority-boundary { grid-template-columns: minmax(0,1fr) minmax(190px,.52fr) minmax(0,1fr); }
.boundary-column { min-width: 0; }
.evidence-plan > div { grid-template-columns: 34px minmax(100px,130px) minmax(0,1fr); }

/* Company: short, institutional, without placeholder sections. */
.company-hero-grid > * { min-width: 0; }
.company-hero-copy p { max-width: 620px; }
.thesis-grid > * { min-width: 0; }

/* Footer: quiet structure and reliable narrow-screen wrapping. */
.footer-v5-grid > div { min-width: 0; }
.footer-v5-grid a { width: fit-content; max-width: 100%; }
.footer-brand img { max-width: 100%; }

/* Preserve disclaimers for conceptual diagrams when present. */
.illustrative-note {
  display: block !important;
  position: static;
  margin-top: 12px;
  font-size: 12px;
  line-height: 1.45;
}

/* Tablet layouts */
@media (max-width: 1050px) {
  .hero-v5-grid {
    grid-template-columns: minmax(0,1fr) minmax(350px,.88fr);
    gap: 44px;
  }
  .deploy-path { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .deploy-path article { padding: 22px; }
  .authority-boundary { gap: 16px; }
}

@media (max-width: 900px) {
  .hero-v5-grid,
  .reality-grid,
  .hiw-hero-grid,
  .model-grid,
  .evaluate-grid,
  .response-grid,
  .deploy-hero-grid,
  .company-hero-grid,
  .authority-boundary { grid-template-columns: minmax(0,1fr); }

  .chapter-problem { padding-top: 76px; padding-bottom: 76px; }
  .chapter-problem h2 { font-size: clamp(34px,5.5vw,48px); }
  .chapter-problem .body-lg { font-size: 18px; }

  .deploy-path { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .deploy-path article { min-height: 290px; }
  .deploy-path h3 { font-size: 24px; margin-top: 32px; }

  .authority-boundary { gap: 16px; }
  .boundary-center { min-height: 190px; }
}

@media (max-width: 700px) {
  .deploy-path { grid-template-columns: minmax(0,1fr); }
  .deploy-path article { min-height: 0; padding: 24px; }
  .deploy-path h3 { margin: 22px 0 12px; }
  .deploy-output { margin-top: 24px; }

  .model-inputs { grid-template-columns: minmax(0,1fr); }
  .model-inputs > div { min-height: 0; }
  .model-join { display: none; }
  .model-core { margin-top: 12px; }

  .decision-frame { overflow-x: auto; }
  .decision-row { grid-template-columns: minmax(70px,1.1fr) minmax(48px,1fr) 58px 64px; gap: 8px; }
  .decision-frame-head { flex-wrap: wrap; }

  .loop-link span {
    left: calc(50% + 18px);
    font-size: 10px;
    white-space: normal;
    max-width: 45%;
    line-height: 1.25;
  }
}

@media (max-width: 600px) {
  .container { padding-left: 20px; padding-right: 20px; }
  .nav-inner { gap: 12px; }
  .nav .brand-logo { max-width: min(164px, 50vw); height: auto; }
  .mobile-menu { right: 0; width: min(280px,calc(100vw - 40px)); }
  .mobile-menu a { padding: 12px; }

  .chapter-problem { padding-top: 64px; padding-bottom: 68px; }
  .chapter-problem h2 { font-size: 35px; margin-bottom: 24px; }
  .chapter-problem .body-lg { font-size: 17px; }
  .chapter-problem .principle-line { font-size: 17px; }

  .hero-copy h1, .hiw-hero h1,
  .deploy-hero h1, .company-hero h1 {
    font-size: clamp(36px,10vw,43px);
    line-height: 1.04;
  }

  .loop-panel { padding: 18px; }
  .loop-node { grid-template-columns: 26px minmax(0,1fr); gap: 10px; padding: 15px 12px; }
  .loop-node strong { font-size: 16px; }
  .loop-node div span { font-size: 12px; }

  .operating-field { min-height: 0; padding: 24px 12px 56px; }
  .operating-field svg { margin-top: 24px; }
  .field-label-top { top: 12px; left: 32%; }
  .field-label-bottom { bottom: 14px; left: 36%; }
  .field-label-right { right: 0; }
  .current-caption { left: 18px; bottom: 48px; }
  .better-caption { right: 16px; top: 56px; }

  .value-block h2 strong { font-size: clamp(65px,19vw,82px); }
  .value-evidence .evidence-block h2 { font-size: 34px; }

  .decision-node { grid-template-columns: 26px minmax(0,1fr); }
  .decision-node small { grid-column: 2; }
  .response-loop { padding: 16px; }
  .evidence-plan > div { grid-template-columns: 28px minmax(82px,110px) minmax(0,1fr); gap: 8px; }
  .evidence-plan small { overflow-wrap: anywhere; }

  .footer-v5 { padding: 46px 0; }
  .footer-v5-grid { gap: 28px; }
}

/* Do not hide information when reduced motion is requested. */
@media (prefers-reduced-motion: reduce) {
  .motion-ready .motion-rise,
  .motion-ready .motion-panel,
  .motion-ready .motion-graph,
  .motion-ready .motion-resolve,
  .motion-ready .motion-node,
  .motion-ready .motion-row {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    animation: none !important;
  }
}