/* AtlasBound public site — shared styles. System fonts only, no external assets. */
:root{
  --paper:#f7f3ea;--paper-2:#efe9dc;--paper-3:#e4dccb;
  --ink:#12191d;--ink-2:#0f171b;--ink-3:#182329;
  --text:#1c2529;--muted:#46535a;--rule:#cfc6b3;
  --teal:#0b5d57;--teal-deep:#08433f;--teal-bright:#6fe3cf;
  --amber:#8f5400;--amber-bright:#e3a857;
  --on-dark:#ece8df;--on-dark-muted:#b1bbbf;--dark-rule:#2b3d45;
  --max:1180px;
  --font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
body{margin:0;background:var(--paper);color:var(--text);font-family:var(--font);font-size:1.0625rem;line-height:1.6;overflow-wrap:break-word}
img,svg{max-width:100%}
a{color:var(--teal);text-underline-offset:3px}
a:hover{color:var(--teal-deep)}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:3px}
[id]{scroll-margin-top:5.5rem}
p{margin:0 0 1rem}
h1,h2,h3{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.02em;text-wrap:balance}
h1{font-size:clamp(2rem,4.6vw,3.5rem);line-height:1.06;letter-spacing:-.03em}
h2{font-size:clamp(1.6rem,3.4vw,2.35rem);line-height:1.12;margin-bottom:1rem}
h3{font-size:1.15rem;line-height:1.3;letter-spacing:-.01em;margin-bottom:.35rem}
code{font-family:var(--mono);font-size:.88em;overflow-wrap:anywhere}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:12px;top:-60px;background:var(--ink);color:#fff;padding:.6rem 1rem;border-radius:6px;z-index:100;text-decoration:none}
.skip:focus{top:12px;color:#fff}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:var(--paper);border-bottom:1px solid var(--rule)}
.bar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.5rem 1rem;min-height:64px}
.brand{display:inline-flex;align-items:center;gap:.55rem;color:var(--ink);font-weight:700;font-size:1.1rem;text-decoration:none;letter-spacing:-.01em}
.brand:hover{color:var(--ink)}
.site-nav ul{display:flex;flex-wrap:wrap;gap:.1rem}
.site-nav a{display:block;padding:.45rem .7rem;color:var(--text);text-decoration:none;border-radius:6px;font-size:.98rem}
.site-nav a:hover{background:var(--paper-2);color:var(--ink)}
.site-nav a[aria-current="page"]{color:var(--teal);font-weight:650;box-shadow:inset 0 -2px 0 var(--teal);border-radius:0}
.nav-toggle{display:none;font:inherit;font-size:.95rem;font-weight:600;color:var(--ink);background:transparent;border:1px solid var(--ink);border-radius:6px;padding:.4rem .8rem;cursor:pointer}
.nav-toggle[aria-expanded="true"]{background:var(--ink);color:var(--paper)}
@media (max-width:820px){
  .js .nav-toggle{display:inline-block}
  .site-nav{flex-basis:100%}
  .site-nav ul{flex-direction:column;padding:.25rem 0 .75rem}
  .site-nav a{padding:.65rem .5rem;border-bottom:1px solid var(--rule);border-radius:0}
  .site-nav a[aria-current="page"]{box-shadow:inset 3px 0 0 var(--teal);padding-left:.8rem}
  .js .site-nav.is-collapsed{display:none}
}

/* Buttons and small elements */
.btn-row{display:flex;flex-wrap:wrap;gap:.75rem}
.btn{display:inline-block;padding:.8rem 1.25rem;border-radius:7px;font-weight:650;text-decoration:none;border:2px solid var(--teal);line-height:1.2}
.btn-primary{background:var(--teal);color:#fff}
.btn-primary:hover{background:var(--teal-deep);border-color:var(--teal-deep);color:#fff}
.btn-ghost{background:transparent;color:var(--teal)}
.btn-ghost:hover{background:var(--paper-2);color:var(--teal-deep)}
.btn-light{background:var(--paper);color:var(--teal-deep);border-color:var(--paper)}
.btn-light:hover{background:#fff;color:var(--teal-deep)}
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--teal);font-weight:600;margin:0 0 .9rem}
.eyebrow.amber{color:var(--amber)}
.eyebrow-2{display:block;margin-top:.3rem;text-transform:none;letter-spacing:0;font-family:var(--font);font-size:.95rem;font-weight:500;color:var(--muted)}
.lead{font-size:1.15rem;color:var(--muted);max-width:58ch}
.status-line{display:flex;flex-wrap:wrap;gap:.4rem .9rem;align-items:center;font-size:.95rem;color:var(--muted);margin:1.25rem 0 0}
.dot{display:inline-block;width:.6rem;height:.6rem;border-radius:50%;background:var(--amber-bright);margin-right:.45rem;box-shadow:0 0 0 2px var(--paper),0 0 0 3px var(--amber)}
.tag{display:inline-block;font-family:var(--mono);font-size:.72rem;letter-spacing:.04em;text-transform:uppercase;padding:.15rem .5rem;border:1px solid var(--teal);color:var(--teal);border-radius:99px;vertical-align:middle}
.tag.amber{border-color:var(--amber);color:var(--amber)}
.note{font-size:.92rem;color:var(--muted)}

/* Sections */
.section{padding:clamp(3rem,7vw,5.5rem) 0}
.tint{background:var(--paper-2);border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.section-head{max-width:46rem;margin-bottom:2.25rem}
.section-head p{color:var(--muted)}
.split{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:2rem 4rem;align-items:start}
.split>*{min-width:0}
.measure{max-width:60ch}
@media (max-width:820px){.split{grid-template-columns:minmax(0,1fr)}}

/* Hero (home) with coordinate-grid motif */
.hero{padding:clamp(1.75rem,4vw,3rem) 0 clamp(2rem,4vw,3.25rem);border-bottom:1px solid var(--rule);
  background-image:linear-gradient(to right,rgba(11,93,87,.07) 1px,transparent 1px),linear-gradient(to bottom,rgba(11,93,87,.07) 1px,transparent 1px);
  background-size:48px 48px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:2rem 3rem;align-items:center}
.hero-grid>*{min-width:0}
.hero h1{font-size:clamp(2rem,4.4vw,3.5rem);max-width:12em}
.hero .lead{margin:1.1rem 0 1.4rem;font-size:1.1rem}
@media (max-width:960px){.hero-grid{grid-template-columns:minmax(0,1fr)}}

.page-hero{padding:clamp(2.25rem,5vw,4rem) 0 clamp(2rem,4vw,3rem);border-bottom:1px solid var(--rule);
  background-image:linear-gradient(to right,rgba(11,93,87,.06) 1px,transparent 1px),linear-gradient(to bottom,rgba(11,93,87,.06) 1px,transparent 1px);
  background-size:48px 48px}
.page-hero h1{max-width:18em}
.page-hero .lead{margin:1.1rem 0 0}
.page-hero .btn-row{margin-top:1.5rem}

/* Dark panels: text colours scoped explicitly */
.panel{background:var(--ink-2);color:var(--on-dark);border-radius:10px;border:1px solid var(--ink)}
.panel h2,.panel h3,.panel strong{color:#fff}
.panel p,.panel li,.panel dd,.panel dt{color:var(--on-dark)}
.panel .note,.panel .muted{color:var(--on-dark-muted)}
.panel a{color:var(--teal-bright)}
.panel a:hover{color:#b5f5ea}
.panel code{color:#cdf5ee}
.panel :focus-visible{outline-color:var(--teal-bright)}
.panel-head{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.25rem 1rem;padding:.7rem 1.1rem;border-bottom:1px solid var(--dark-rule);font-family:var(--mono);font-size:.75rem;letter-spacing:.05em;text-transform:uppercase;color:var(--on-dark-muted)}
.panel-foot{padding:.75rem 1.1rem;border-top:1px solid var(--dark-rule);font-size:.88rem;color:var(--on-dark-muted);margin:0}

/* Illustrative workflow list (hero) */
.stagelist{padding:1rem 1.1rem 1.1rem}
.stagelist li{position:relative;display:grid;grid-template-columns:2.25rem minmax(0,1fr);gap:0 .9rem;padding-bottom:1rem}
.stagelist li:last-child{padding-bottom:0}
.stagelist li::before{content:"";position:absolute;left:1.05rem;top:2.25rem;bottom:.15rem;width:2px;background:var(--dark-rule)}
.stagelist li:last-child::before{display:none}
.mk{display:grid;place-items:center;width:2.25rem;height:2.25rem;border-radius:50%;border:2px solid var(--teal-bright);color:var(--teal-bright);font-family:var(--mono);font-weight:700;font-size:.85rem}
.amber-mk{border-color:var(--amber-bright);color:var(--amber-bright);border-style:dashed}
.stagelist .lbl{display:block;font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-bright)}
.stagelist .amber-lbl{color:var(--amber-bright)}
.stagelist .txt{display:block;font-weight:600;font-size:1.02rem;line-height:1.35;color:#fff}
.stagelist .sub{display:block;font-size:.88rem;color:var(--on-dark-muted);margin-top:.1rem;line-height:1.4}

/* Problem list */
.fail-list li{display:grid;grid-template-columns:3.2rem minmax(0,1fr);gap:0 1rem;padding:1.15rem 0;border-top:1px solid var(--rule)}
.fail-list li:last-child{border-bottom:1px solid var(--rule)}
.fail-list .n{font-family:var(--mono);font-size:.9rem;color:var(--teal);padding-top:.2rem}
.fail-list p{margin:0;color:var(--muted)}

/* Example panel columns (home) */
.chain{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0}
.chain>div{padding:1.25rem 1.25rem 1.4rem;border-left:1px solid var(--dark-rule)}
.chain>div:first-child{border-left:0}
.chain h3{font-size:1.05rem}
.chain .kind{display:block;font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-bright);margin-bottom:.5rem}
.chain .kind.amber{color:var(--amber-bright)}
.chain ul{margin:.6rem 0 0}
.chain li{position:relative;padding-left:1rem;font-size:.95rem;margin-bottom:.35rem}
.chain li::before{content:"";position:absolute;left:0;top:.65em;width:.4rem;height:2px;background:var(--teal-bright)}
.chain p{font-size:.97rem;margin:0}
@media (max-width:820px){
  .chain{grid-template-columns:minmax(0,1fr)}
  .chain>div{border-left:0;border-top:1px solid var(--dark-rule)}
  .chain>div:first-child{border-top:0}
}
.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem 3rem}
.two>*{min-width:0}
@media (max-width:820px){.two{grid-template-columns:minmax(0,1fr)}}

/* Definition lists */
.defs{margin:0}
.defs>div{padding:1rem 0;border-top:1px solid var(--rule)}
.defs>div:last-child{border-bottom:1px solid var(--rule)}
.defs dt{font-weight:700;color:var(--ink);margin-bottom:.15rem}
.defs dd{margin:0;color:var(--muted)}
.kv{display:grid;grid-template-columns:minmax(6.5rem,.3fr) minmax(0,1fr);gap:.55rem 1rem;margin:.9rem 0}
.kv dt{font-family:var(--mono);font-size:.75rem;letter-spacing:.05em;text-transform:uppercase;color:var(--on-dark-muted);padding-top:.15rem}
.kv dd{margin:0}
@media (max-width:480px){.kv{grid-template-columns:minmax(0,1fr);gap:.1rem}.kv dd{margin-bottom:.6rem}}

/* Band (deep teal) */
.band{background:var(--teal-deep);color:#f3efe6}
.band h2,.band p,.band .eyebrow{color:#f3efe6}
.band .eyebrow{color:#9ff0e0}
.band a:not(.btn){color:#fff}
.band :focus-visible{outline-color:#fff}
.band-inner{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:2rem 3rem;align-items:center;padding:clamp(2.5rem,6vw,4rem) 0}
.band-inner>*{min-width:0}
.band h2{margin-bottom:.75rem}
.band p{margin-bottom:.75rem;max-width:56ch}
@media (max-width:820px){.band-inner{grid-template-columns:minmax(0,1fr)}}

/* Product pillars */
.pillars li{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.3fr);gap:1rem 3rem;padding:1.75rem 0;border-top:1px solid var(--ink)}
.pillars li:last-child{border-bottom:1px solid var(--ink)}
.pillars li>*{min-width:0}
.pillars .verb{display:block;font-family:var(--mono);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--teal);margin-bottom:.3rem}
.pillars h3{font-size:1.4rem}
.pillars p{color:var(--muted);margin-bottom:.6rem}
.pillars .limit{font-size:.93rem;border-left:3px solid var(--amber);padding-left:.75rem;color:var(--text)}
.pillars .limit strong{color:var(--amber)}
@media (max-width:820px){.pillars li{grid-template-columns:minmax(0,1fr)}}

/* Compare (advisory vs gate) */
.compare>div{padding:1.4rem 1.4rem 1.5rem}
.compare h3{font-size:1.25rem}
.compare .kind{display:block;font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--teal-bright);margin-bottom:.5rem}
.compare .kind.amber{color:var(--amber-bright)}
.compare p{margin:0 0 .6rem}
.panel.two{gap:0}
.compare>div+div{border-left:1px solid var(--dark-rule)}
@media (max-width:820px){.compare>div+div{border-left:0;border-top:1px solid var(--dark-rule)}}

/* Workflow example */
.stage-btns{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.6rem;margin:0 0 1.25rem}
.stage-btn{font:inherit;text-align:left;cursor:pointer;background:var(--paper);color:var(--ink);border:2px solid var(--ink);border-radius:8px;padding:.7rem .85rem;line-height:1.3}
.stage-btn .s-n{display:block;font-family:var(--mono);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--teal)}
.stage-btn .s-l{display:block;font-weight:700;font-size:1.05rem}
.stage-btn:hover{background:var(--paper-2)}
.stage-btn[aria-pressed="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.stage-btn[aria-pressed="true"] .s-n{color:var(--teal-bright)}
@media (max-width:820px){.stage-btns{grid-template-columns:minmax(0,1fr)}}
.ex-panel{padding:1.25rem 1.25rem 1.35rem}
.ex-panel+.ex-panel{border-top:1px solid var(--dark-rule)}
.ex-panel h3{display:flex;flex-wrap:wrap;gap:.3rem .7rem;align-items:center;font-size:1.25rem}
.ex-panel .tag{border-color:var(--teal-bright);color:var(--teal-bright)}
.ex-panel .tag.amber{border-color:var(--amber-bright);color:var(--amber-bright)}
.ex-concept{margin:.5rem 0 0;font-size:.93rem;color:var(--on-dark-muted)}
.no-js-note,.js-only{display:none}
.js .js-only{display:block}
.js .stage-btns.js-only{display:grid}
.js .no-js-note{display:none}
.no-js-note{padding:.7rem 1.1rem;margin:0;color:var(--on-dark-muted);border-bottom:1px solid var(--dark-rule)}
html:not(.js) .no-js-note{display:block}
.ex-status{padding:.6rem 1.1rem;margin:0;border-top:1px solid var(--dark-rule);font-size:.88rem;color:var(--on-dark-muted)}
.steps-after li{padding:1.1rem 0;border-top:1px solid var(--rule);display:grid;grid-template-columns:3.2rem minmax(0,1fr);gap:0 1rem}
.steps-after li:last-child{border-bottom:1px solid var(--rule)}
.steps-after .n{font-family:var(--mono);font-size:.9rem;color:var(--teal);padding-top:.2rem}
.steps-after p{margin:0;color:var(--muted)}

/* Development status board */
.board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border:1px solid var(--ink);border-radius:10px;overflow:hidden;background:var(--paper)}
.board>div{padding:1.4rem 1.4rem 1.5rem;border-left:1px solid var(--ink)}
.board>div:first-child{border-left:0}
.board .tag{margin-bottom:.8rem}
.board h3{font-size:1.2rem;margin-bottom:.6rem}
.board li{position:relative;padding-left:1rem;margin-bottom:.55rem;color:var(--muted);font-size:.98rem}
.board li::before{content:"";position:absolute;left:0;top:.7em;width:.45rem;height:2px;background:var(--teal)}
.board .amb li::before{background:var(--amber)}
@media (max-width:820px){
  .board{grid-template-columns:minmax(0,1fr)}
  .board>div{border-left:0;border-top:1px solid var(--ink)}
  .board>div:first-child{border-top:0}
}
.faq details{border-top:1px solid var(--rule)}
.faq details:last-child{border-bottom:1px solid var(--rule)}
.faq summary{cursor:pointer;padding:1rem 0;font-weight:650;color:var(--ink);list-style-position:outside}
.faq .ans{padding:0 0 1rem;color:var(--muted);max-width:62ch}
.faq .ans p{margin:0}

/* About */
.profile{display:grid;gap:1.25rem}
.statement{font-size:clamp(1.3rem,2.6vw,1.8rem);line-height:1.25;font-weight:650;color:var(--ink);max-width:28ch;margin:0}
.contact-box{padding:1.5rem}
.contact-box p{margin:0 0 .75rem}
.mail{font-size:clamp(1.1rem,3.5vw,1.5rem);font-weight:700;overflow-wrap:anywhere}

/* Footer */
.site-footer{background:var(--ink);color:var(--on-dark);padding:2.5rem 0 1.75rem}
.site-footer p,.site-footer li{color:var(--on-dark)}
.site-footer strong{color:#fff}
.site-footer a{color:var(--teal-bright)}
.site-footer a:hover{color:#b5f5ea}
.site-footer :focus-visible{outline-color:var(--teal-bright)}
.foot-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:1.5rem 3rem}
.foot-grid>*{min-width:0}
.foot-grid h2{font-size:.78rem;font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--on-dark-muted);margin-bottom:.6rem}
.foot-grid ul{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.2rem 1rem}
.foot-grid p{font-size:.95rem;margin-bottom:.5rem}
.site-footer .foot-base{border-top:1px solid var(--dark-rule);margin:1.5rem 0 0;padding-top:1rem;font-size:.88rem;color:var(--on-dark-muted)}
@media (max-width:620px){.foot-grid{grid-template-columns:minmax(0,1fr)}}

/* Evidence-grounded problem map: editorial rows, responsive reading order. */
.problem-map article{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr) minmax(0,.9fr);gap:1rem 2rem;padding:1.6rem 0;border-top:1px solid var(--rule)}
.problem-map article:last-child{border-bottom:1px solid var(--rule)}
.problem-map article>div{min-width:0}
.problem-num{display:block;font-family:var(--mono);font-size:.75rem;letter-spacing:.04em;text-transform:uppercase;color:var(--teal);margin-bottom:.65rem}
.problem-map h3{font-size:1.22rem;line-height:1.3}
.problem-map h4{font-size:.72rem;font-family:var(--mono);text-transform:uppercase;letter-spacing:.06em;margin:0 0 .5rem;color:var(--teal)}
.problem-map p{margin:0;color:var(--muted);font-size:1rem}
.problem-scope{margin-top:1rem}
.pipeline-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.pipeline-flow li{padding:1.35rem;border-left:1px solid var(--dark-rule)}
.pipeline-flow li:first-child{border-left:0}
.pipeline-flow .kind{display:block;font-family:var(--mono);font-size:.72rem;letter-spacing:.04em;color:var(--teal-bright);margin-bottom:.65rem}
.pipeline-flow p{font-size:.97rem;margin:0}
@media(max-width:820px){.problem-map article{grid-template-columns:minmax(0,1fr);gap:1rem}.pipeline-flow{grid-template-columns:minmax(0,1fr)}.pipeline-flow li{border-left:0;border-top:1px solid var(--dark-rule)}.pipeline-flow li:first-child{border-top:0}}

/* ===== Upgrade layer (design review 2026-10-11): tokens, type, header, hero, loop rail, panels, lists, footer, a11y ===== */
/* AtlasBound upgrade layer. Load AFTER site.css. Single file, no build step, no network. */

/* ============ 0. TOKENS (same atlas palette, tuned; every text pair verified >= WCAG AA) ============ */
:root{
  --paper-0:#fcfaf4;--paper:#f8f4ea;--paper-2:#efe8d8;--paper-3:#e3dac6;
  --ink:#0e171b;--ink-2:#111c21;--ink-3:#17262d;
  --text:#18232a;--muted:#44525a;
  --rule:#d4cab5;--rule-2:#bdb29a;
  --teal:#0a5c56;--teal-deep:#063f3b;--teal-mid:#0f7a72;--teal-bright:#72e6d2;
  --amber:#8a4d00;--amber-ui:#a35f00;--amber-mid:#c27a14;--amber-bright:#e8ad5c;
  --on-dark:#eee9de;--on-dark-muted:#aebabe;--dark-rule:#26373f;--dark-rule-2:#36505a;

  --font:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --font-display:var(--font);
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;

  --fs-label:.75rem;                                   /* mono labels, never smaller than 12px */
  --fs-small:clamp(.875rem,.86rem + .08vw,.9375rem);
  --fs-body:clamp(1rem,.97rem + .15vw,1.0625rem);
  --fs-lead:clamp(1.0625rem,.98rem + .42vw,1.3125rem);
  --fs-h3:clamp(1.15rem,1.08rem + .35vw,1.4rem);
  --fs-h2:clamp(1.7rem,1.3rem + 1.5vw,2.5rem);
  --fs-h1:clamp(2.1rem,1.55rem + 2.6vw,3.6rem);
  --fs-hero:clamp(2.2rem,1.35rem + 3.2vw,3.75rem);

  --radius:8px;--radius-lg:14px;
  --shadow-panel:0 1px 0 rgb(255 255 255/.05) inset,0 30px 60px -30px rgb(14 23 27/.6);
  --ease:cubic-bezier(.2,.7,.2,1);
  --graticule:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='-300 -300 600 600' fill='none' stroke='%230a5c56' stroke-width='1'%3E%3Cg opacity='.2'%3E%3Ccircle r='60'/%3E%3Ccircle r='120'/%3E%3Ccircle r='180'/%3E%3Ccircle r='240'/%3E%3Ccircle r='296'/%3E%3C/g%3E%3Cpath opacity='.16' d='M-296 0H296M-256-148L256 148M-148-256L148 256M0-296V296M148-256L-148 256M256-148L-256 148'/%3E%3Cpath opacity='.5' stroke-width='2' d='M-296 0h-14M296 0h14M0-296v-14M0 296v14'/%3E%3C/svg%3E");
}

/* ============ 1. TYPE ============ */
body{font-family:var(--font);font-size:var(--fs-body);line-height:1.62;background:var(--paper);color:var(--text);-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--font-display);color:var(--ink)}
h1{font-size:var(--fs-h1);line-height:1.04;letter-spacing:-.035em;font-weight:750}
h2{font-size:var(--fs-h2);line-height:1.08;letter-spacing:-.03em;font-weight:720;margin-bottom:1rem}
h3{font-size:var(--fs-h3);line-height:1.28;letter-spacing:-.015em;font-weight:680}
p{text-wrap:pretty}
.lead{font-size:var(--fs-lead);line-height:1.5;color:var(--muted);max-width:56ch}
.eyebrow{font-size:var(--fs-label);letter-spacing:.12em;font-weight:600;display:flex;align-items:center;gap:.7rem}
.eyebrow::before{content:"";width:1.5rem;height:1px;background:currentColor;flex:none}
.tag{font-size:var(--fs-label)}
.note{font-size:var(--fs-small)}

/* ============ 2. HEADER, LOCKUP, NAV ============ */
.site-header{background:rgb(248 244 234/.92);-webkit-backdrop-filter:saturate(1.4) blur(10px);backdrop-filter:saturate(1.4) blur(10px)}
.brand{gap:.6rem;font-size:1.2rem;letter-spacing:-.02em}
.brand-mark{flex:none;color:var(--teal)}
.brand-mark .pin{fill:var(--amber-mid)}
.brand-word{display:inline-flex;color:var(--ink)}
.brand-word span{font-weight:500}
.brand-word b{font-weight:800}
.site-nav a{position:relative;background:linear-gradient(var(--teal),var(--teal)) left calc(100% - .35rem)/0 2px no-repeat;transition:background-size .22s var(--ease),color .15s}
.site-nav a:hover{background-color:transparent;background-size:calc(100% - 1.4rem) 2px;background-position:.7rem calc(100% - .35rem)}
.site-nav a[aria-current="page"]{box-shadow:none;background-size:calc(100% - 1.4rem) 2px;background-position:.7rem calc(100% - .35rem);color:var(--teal);font-weight:650}
@media (min-width:821px){
  .site-nav li:last-child a{margin-left:.6rem;border:1.5px solid var(--teal);border-radius:var(--radius);color:var(--teal);background-image:none;font-weight:650}
  .site-nav li:last-child a:hover{background:var(--teal);color:#fff}
}
.nav-toggle{min-height:44px;display:none;align-items:center;gap:.6rem;border-width:1.5px;border-radius:var(--radius);padding:.45rem .9rem}
.nav-toggle::before{content:"";width:14px;height:2px;background:currentColor;box-shadow:0 -5px 0 currentColor,0 5px 0 currentColor}
@media (max-width:820px){
  .js .nav-toggle{display:inline-flex}
  .bar{min-height:60px;flex-wrap:nowrap;position:relative}
  .js .site-nav{position:absolute;left:0;right:0;top:100%;flex-basis:auto;background:var(--paper-0);border-bottom:1px solid var(--rule);box-shadow:0 22px 30px -22px rgb(14 23 27/.4)}
  .js .site-nav ul{padding:.25rem 24px 1rem}
  .site-nav a{min-height:48px;display:flex;align-items:center;font-size:1.0625rem;background-image:none}
  .site-nav a[aria-current="page"]{box-shadow:inset 3px 0 0 var(--teal);padding-left:.8rem;background-image:none}
}

/* ============ 3. BUTTONS ============ */
.btn{display:inline-flex;align-items:center;gap:.55rem;min-height:48px;padding:.7rem 1.3rem;border-radius:var(--radius);border-width:1.5px;font-size:1rem;transition:background-color .15s,border-color .15s,color .15s,transform .15s var(--ease),box-shadow .15s}
.btn-primary{box-shadow:0 1px 0 rgb(255 255 255/.18) inset,0 10px 18px -12px rgb(6 63 59/.9)}
.btn-primary::after,.btn-ghost::after,.btn-light::after{content:"\2192";content:"\2192" / "";transition:transform .18s var(--ease)}
.btn:hover::after{transform:translateX(3px)}
.btn:active{transform:translateY(1px)}

@media (max-width:480px){.btn-row .btn{flex:1 1 100%;justify-content:center}}

/* ============ 4. HERO: atlas plate, polar graticule, ruler ============ */
.hero{position:relative;isolation:isolate;overflow:hidden;background:var(--paper);background-image:none;
  padding:clamp(1.75rem,3.6vw,3.25rem) 0 clamp(3rem,5vw,4.25rem);border-bottom:1px solid var(--rule)}
.hero::before{content:"";position:absolute;z-index:-1;right:-14%;top:-34%;width:min(920px,86vw);aspect-ratio:1;max-width:none;
  background:var(--graticule) center/contain no-repeat;
  -webkit-mask-image:radial-gradient(closest-side,#000 35%,transparent 100%);mask-image:radial-gradient(closest-side,#000 35%,transparent 100%)}
.hero::after,.page-hero::before{content:"";position:absolute;z-index:-1;left:0;right:0;bottom:0;height:12px;opacity:.75;
  background:
    repeating-linear-gradient(90deg,var(--rule-2) 0 1px,transparent 1px 80px) left bottom/100% 12px no-repeat,
    repeating-linear-gradient(90deg,var(--rule-2) 0 1px,transparent 1px 16px) left bottom/100% 6px no-repeat}
.hero-grid{grid-template-columns:minmax(0,1.28fr) minmax(0,.72fr);gap:2.5rem clamp(2rem,5vw,4.5rem);align-items:start}
.hero h1{font-size:var(--fs-hero);max-width:13.5em;line-height:1.02;letter-spacing:-.04em;font-weight:760}
.hero .eyebrow{margin-bottom:1.1rem;color:var(--teal)}
.hero .lead{margin:1.25rem 0 1.6rem;font-size:clamp(1.0625rem,1rem + .3vw,1.2rem);max-width:54ch}
.hero .btn-row{gap:.75rem}
.proof{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;margin:1.6rem 0 0;padding:0;font-size:var(--fs-small);color:var(--muted)}
.proof li{display:inline-flex;align-items:center;gap:.5rem}
.proof li::before{content:"";width:.5rem;height:.5rem;border-radius:50%;background:var(--teal)}
.proof li.amber::before{background:var(--amber-mid);box-shadow:0 0 0 3px rgb(194 122 20/.22)}
@media (max-width:960px){.hero-grid{grid-template-columns:minmax(0,1fr)}.hero::before{right:-40%;top:-10%;opacity:.7}}

.page-hero{position:relative;isolation:isolate;overflow:hidden;background:var(--paper) var(--graticule) no-repeat calc(100% + 130px) 50%/min(560px,80vw);padding:clamp(2.25rem,5vw,4rem) 0 clamp(2.75rem,5vw,4rem)}
.page-hero h1{font-size:var(--fs-h1);max-width:16em;letter-spacing:-.04em}
.page-hero::after{content:attr(data-sheet);position:absolute;z-index:-1;right:max(24px,calc(50% - 590px + 24px));top:clamp(2.25rem,5vw,4rem);
  font:600 var(--fs-label)/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--teal);background:var(--paper);border:1px solid var(--rule-2);padding:.45rem .7rem;border-radius:3px}
@media (max-width:700px){.page-hero::after{display:none}.page-hero{background-size:320px;background-position:calc(100% + 120px) 10%}}

/* ============ 5. PANELS (dark plates) ============ */
.panel{position:relative;background:linear-gradient(180deg,var(--ink-3) 0,var(--ink-2) 240px);border:1px solid var(--dark-rule);border-radius:var(--radius-lg);box-shadow:var(--shadow-panel)}
.panel-head{padding:.8rem 1.2rem;font-size:var(--fs-label);letter-spacing:.1em;align-items:center}
.stamp{border:1px solid var(--amber-bright);color:var(--amber-bright);padding:.1rem .5rem;border-radius:3px;letter-spacing:.12em}
.plate{--tick:var(--teal-bright);
  background:
    linear-gradient(rgb(114 230 210/.05) 1px,transparent 1px) 0 0/28px 28px,
    linear-gradient(90deg,rgb(114 230 210/.05) 1px,transparent 1px) 0 0/28px 28px,
    linear-gradient(180deg,var(--ink-3) 0,var(--ink-2) 260px)}
.plate::before{content:"";position:absolute;inset:7px;pointer-events:none;opacity:.5;
  background:
    linear-gradient(var(--tick),var(--tick)) 0 0/12px 1px no-repeat,linear-gradient(var(--tick),var(--tick)) 0 0/1px 12px no-repeat,
    linear-gradient(var(--tick),var(--tick)) 100% 0/12px 1px no-repeat,linear-gradient(var(--tick),var(--tick)) 100% 0/1px 12px no-repeat,
    linear-gradient(var(--tick),var(--tick)) 0 100%/12px 1px no-repeat,linear-gradient(var(--tick),var(--tick)) 0 100%/1px 12px no-repeat,
    linear-gradient(var(--tick),var(--tick)) 100% 100%/12px 1px no-repeat,linear-gradient(var(--tick),var(--tick)) 100% 100%/1px 12px no-repeat}
.stagelist{padding:1.25rem 1.3rem 1.35rem}
.stagelist li{grid-template-columns:2.5rem minmax(0,1fr);gap:0 1rem;padding-bottom:1.25rem}
.stagelist li::before{left:1.2rem;top:2.6rem;background:linear-gradient(var(--teal-bright),var(--dark-rule-2));width:2px;opacity:.7}
.mk{width:2.5rem;height:2.5rem;background:var(--ink-2);box-shadow:0 0 0 4px var(--ink-2)}
.amber-mk{box-shadow:0 0 0 4px var(--ink-2),0 0 18px rgb(232 173 92/.28)}
.stagelist .lbl{font-size:var(--fs-label)}
.stagelist .txt{font-size:1.08rem;font-weight:620;letter-spacing:-.01em}
.panel-foot{font-size:var(--fs-small)}

/* ============ 6. SECTION RHYTHM: contour lines on tint, band ============ */
.section{padding:clamp(3.5rem,8vw,6.5rem) 0}
.tint{position:relative;isolation:isolate;background:var(--paper-2)}
.tint::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:repeating-radial-gradient(circle at 94% 120%,transparent 0 28px,rgb(10 92 86/.085) 28px 29px);
  -webkit-mask-image:radial-gradient(70% 100% at 94% 120%,#000 20%,transparent 100%);mask-image:radial-gradient(70% 100% at 94% 120%,#000 20%,transparent 100%)}
.band{position:relative;isolation:isolate;background:var(--teal-deep)}
.band::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:repeating-radial-gradient(circle at 96% -20%,transparent 0 30px,rgb(255 255 255/.07) 30px 31px);
  -webkit-mask-image:radial-gradient(80% 140% at 96% -20%,#000 20%,transparent 100%);mask-image:radial-gradient(80% 140% at 96% -20%,#000 20%,transparent 100%)}
.band-inner{padding-inline:24px}   /* site.css .band-inner shorthand zeroed the .wrap gutter */
.band .btn-light{min-height:52px}

/* ============ 7. PROBLEM LIST (home): sticky intro + problem/remedy rhythm ============ */
.split--sticky>:first-child{position:sticky;top:6.5rem}
@media (max-width:820px){.split--sticky>:first-child{position:static}}
.fail-list li{grid-template-columns:3.25rem minmax(0,1fr);padding:1.6rem 0;transition:background-color .2s}
.fail-list .n{font-size:1rem;font-weight:600;color:var(--teal);padding-top:.15rem;letter-spacing:.02em}
.fail-list h3{font-size:var(--fs-h3);margin-bottom:.4rem}
.fail-list p{color:var(--text);max-width:54ch}
.fix{display:block;margin-top:.45rem;color:var(--muted)}
.fix::before{content:"\2192\00a0";content:"\2192\00a0" / "";color:var(--teal);font-weight:700}
.fail-list li:hover .n{color:var(--ink)}

/* ============ 8. THE LOOP: rail + numbered nodes + return arc ============ */
.loop-diagram{position:relative;padding-top:3rem;--node:2.5rem}
.loop-back{position:absolute;top:0;left:calc(var(--node)/2 - 1px);width:75%;height:3rem;margin:0;border:2px dashed var(--teal);border-bottom:0;border-radius:18px 18px 0 0;pointer-events:none}
.loop-back::before{content:"";position:absolute;left:-7px;bottom:3px;border:6px solid transparent;border-top:9px solid var(--teal);border-bottom:0}
.loop-back span{position:absolute;left:50%;top:-.75em;transform:translateX(-50%);padding:0 .8rem;background:var(--paper-2);white-space:nowrap;font:600 var(--fs-label)/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--teal)}
.loop{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;counter-reset:s}
.loop li{position:relative;margin:calc(var(--node)/2) 0 0;padding:calc(var(--node)/2 + 1.1rem) 1.6rem 0 0;background:none;border:0;border-top:2px solid var(--teal);border-radius:0}
.loop li:first-child,.loop li:last-child{border-radius:0;margin-left:0}
.loop li:last-child{border-top-color:transparent;padding-right:0}
.loop li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:calc(var(--node)/-2 - 1px);width:var(--node);height:var(--node);display:grid;place-items:center;border-radius:50%;
  background:var(--paper-2);border:2px solid var(--teal);color:var(--teal);font:700 .95rem/1 var(--mono)}
.loop li:nth-child(2)::before{border-style:dashed;border-color:var(--amber-ui);color:var(--amber)}
.loop li:last-child::before{background:var(--ink);border-color:var(--ink);color:#fff}
.loop li::after{content:"";position:absolute;width:0;height:0;border:0 solid transparent}
.loop li:first-child::after{display:none}
.loop li:not(:first-child)::after{left:-11px;top:-6px;border-width:5px 0 5px 8px;border-left-color:var(--teal)}
.loop .verb,.loop .pil{display:block}
.loop .verb{font-family:var(--font-display);font-size:clamp(1.5rem,1.2rem + 1vw,1.9rem);font-weight:740;letter-spacing:-.03em;margin-bottom:.15rem}
.loop .pil{font-size:var(--fs-label);letter-spacing:.1em;margin-bottom:.8rem}
.loop li:nth-child(2) .pil{color:var(--amber)}
.loop p{font-size:var(--fs-small);line-height:1.6;color:var(--muted)}
.gist{display:block;margin-bottom:.45rem;color:var(--ink);font-weight:600;font-size:1rem;line-height:1.45}
.loop-return{margin:2.25rem 0 0;padding:1rem 0 0;border:0;border-top:1px solid var(--rule-2);border-radius:0;text-align:left;font-size:var(--fs-small);color:var(--muted);max-width:70ch}
@media (max-width:820px){
  .loop-diagram{padding-top:0}
  .loop-back{display:none}
  .loop{grid-template-columns:minmax(0,1fr)}
  .loop li,.loop li:first-child,.loop li:last-child{margin:0 0 0 calc(var(--node)/2 - 1px);padding:0 0 2rem calc(var(--node)/2 + 1.1rem);border-top:0;border-left:2px solid var(--teal)}
  .loop li:last-child{border-left-color:transparent;padding-bottom:0}
  .loop li::before{left:calc(var(--node)/-2 - 1px);top:0}
  .loop li::after,.loop li:first-child::after{display:none}
  .loop li:not(:last-child)::after{display:block;left:-7px;top:auto;bottom:calc(2rem - 2px);border-width:9px 6px 0;border-left-color:transparent;border-top-color:var(--teal)}
  .loop-return{margin-top:1.5rem}
}

/* ============ 9. CHAIN / PIPELINE / PROBLEM-MAP ============ */
.chain>div,.pipeline-flow li{padding:1.5rem 1.5rem 1.7rem}
.chain h3{font-size:1.15rem}
.chain .kind,.pipeline-flow .kind,.compare .kind{font-size:var(--fs-label);letter-spacing:.1em}
.problem-map{counter-reset:p}
.problem-map article{padding:1.9rem 0;transition:background-color .2s}
.problem-map h3{font-size:var(--fs-h3)}
.problem-map h4{font-size:var(--fs-label);letter-spacing:.1em;color:var(--muted)}
.problem-head{display:none}
@media (min-width:821px){
  .problem-head,.problem-map article{grid-template-columns:minmax(0,1fr) minmax(0,1.25fr) minmax(0,.9fr)}
  .problem-head{display:grid;gap:1rem 2rem;padding:0 0 .75rem;font:600 var(--fs-label)/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--teal)}
  /* column labels now live in .problem-head; keep the per-row h4 for screen readers only */
  .problem-map h4{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
}

/* ============ 10. PILLARS ============ */
.pillars li{padding:2.25rem 0;border-top:1px solid var(--rule-2)}
.pillars li:last-child{border-bottom:1px solid var(--rule-2)}
.pillars .verb{font-size:var(--fs-label);letter-spacing:.12em}
.pillars h3{font-size:clamp(1.4rem,1.2rem + .8vw,1.8rem);letter-spacing:-.025em}
.pillars .limit{border-left-width:3px;background:linear-gradient(90deg,rgb(194 122 20/.1),transparent 70%);padding:.5rem .75rem}

/* ============ 11. WORKFLOW STAGE BUTTONS ============ */
.stage-btns{gap:.5rem}
.stage-btn{border-width:1.5px;border-radius:var(--radius);min-height:56px;transition:background-color .15s,transform .15s var(--ease),box-shadow .15s}
.stage-btn:hover{transform:translateY(-1px);box-shadow:0 8px 14px -10px rgb(14 23 27/.5)}
.stage-btn[aria-pressed="true"]{box-shadow:0 8px 18px -10px rgb(14 23 27/.7)}
@media (max-width:820px){.stage-btns{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:360px){.stage-btn{padding:.6rem .65rem}}

/* ============ 12. FAQ ============ */
.faq details{border-top:1px solid var(--rule-2);transition:background-color .2s}
.faq details:last-child{border-bottom:1px solid var(--rule-2)}
.faq summary{display:flex;justify-content:space-between;align-items:center;gap:1.25rem;min-height:56px;padding:.9rem .25rem;font-size:1.1rem;font-weight:650;list-style:none;cursor:pointer}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:none;display:grid;place-items:center;width:2rem;height:2rem;border:1.5px solid var(--teal);border-radius:50%;color:var(--teal);font:500 1.2rem/1 var(--mono);transition:transform .2s var(--ease),background-color .15s,color .15s}
.faq summary:hover::after{background:var(--teal);color:#fff}
.faq details[open]{background:var(--paper-0)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .ans{padding:0 3.5rem 1.4rem .25rem}

/* ============ 13. FOOTER ============ */
.site-footer{padding:3.25rem 0 1.75rem;background:var(--ink)}
.foot-grid{grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,.7fr));gap:2rem 3rem}
.foot-brand .brand{color:var(--on-dark);margin-bottom:.9rem}
.foot-brand .brand-mark{color:var(--teal-bright)}
.foot-brand .brand-mark .pin{fill:var(--amber-bright)}
.foot-brand .brand-word{color:var(--on-dark)}
.foot-grid ul{display:grid;grid-template-columns:minmax(0,1fr);gap:.45rem}
.foot-grid h2{font-size:var(--fs-label);letter-spacing:.12em;margin-bottom:.9rem}
.foot-status{display:flex;align-items:center;gap:.6rem;margin-top:1rem;font-size:var(--fs-small);color:var(--on-dark-muted)}
.foot-status .dot{box-shadow:0 0 0 2px var(--ink),0 0 0 3px var(--amber-bright);margin:0}
.site-footer a{display:inline-block;padding:.2rem 0;text-underline-offset:4px}
@media (max-width:900px){.foot-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.foot-brand{grid-column:1/-1}}
@media (max-width:620px){.foot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.foot-grid>div:last-child{grid-column:1/-1}}

/* ============ 14. ACCESSIBILITY ============ */
.skip{padding:.75rem 1.1rem;border:2px solid var(--teal-bright)}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;box-shadow:0 0 0 5px rgb(248 244 234/.9)}
.panel :focus-visible,.site-footer :focus-visible,.band :focus-visible{box-shadow:0 0 0 5px rgb(14 23 27/.9)}
main:focus{outline:none}
@media (forced-colors:active){
  .hero::before,.hero::after,.tint::before,.band::before,.plate::before{display:none}
  .loop li::before,.faq summary::after{border:2px solid CanvasText}
}
@media (prefers-reduced-motion:reduce){.btn:hover::after,.stage-btn:hover{transform:none}}

/* v6 additions: nav CTA, slim band, outcome grid, pilot band side, terms grid */
.site-nav li a.nav-cta{color:#fff;background:var(--teal);background-image:none;border:1.5px solid var(--teal);border-radius:var(--radius);font-weight:650;padding:.45rem .9rem;margin-left:.6rem}
.site-nav li a.nav-cta:hover{background:var(--teal-deep);border-color:var(--teal-deep);color:#fff}
@media (max-width:820px){.site-nav li a.nav-cta{display:inline-flex;margin:.6rem 0 .2rem;border-radius:var(--radius);padding:.6rem .9rem;min-height:44px}}
.section.slim{padding:clamp(2rem,5vw,3.5rem) 0}
.section.slim .lead{margin-bottom:.75rem}
.outcome-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem 2rem}
.outcome-grid>div{padding:1.1rem 0 0;border-top:2px solid var(--ink);min-width:0}
.outcome-grid h3{font-size:1.08rem;margin-bottom:.4rem}
.outcome-grid p{margin:0;color:var(--muted);font-size:.97rem}
@media (max-width:820px){.outcome-grid{grid-template-columns:minmax(0,1fr)}}
.band-side{display:grid;gap:1.25rem;justify-items:start}
.fit-list{display:grid;gap:.45rem;margin:0;padding:0}
.fit-list li{position:relative;padding-left:1.25rem;font-size:.95rem;color:#d9e8e4}
.fit-list li::before{content:"";position:absolute;left:0;top:.7em;width:.6rem;height:2px;background:#9ff0e0}
.band .band-note{color:#d9e8e4}
.terms-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 3rem}
.terms-grid>div:last-child{border-bottom:0}
.terms-grid>div:nth-last-child(2){border-bottom:0}
@media (max-width:820px){.terms-grid{grid-template-columns:minmax(0,1fr)}.terms-grid>div:nth-last-child(2){border-bottom:1px solid var(--rule)}}
.example-note{margin:.9rem 0 0}
.status-line>span+span::before{content:"·";margin-right:.9rem;color:var(--rule)}