/* Invisible Architecture v6.0 — dynamic architecture */
:root{
  --black:#0a0a0a;
  --white:#ffffff;
  --gray:#f2f4f5;
  --gray-2:#e2e7e9;
  --text:#20272b;
  --muted:#667177;
  --blue:#73c8f0;
  --blue-deep:#147baa;
  --blue-pale:#eaf7fd;
  --aqua:#87d8d1;
  --max:1280px;
  --reading:760px;
  --pad:clamp(22px,4.5vw,70px);
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--black);font-family:var(--sans);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
a:hover{color:var(--blue-deep)}
p{margin:0 0 1.15em;color:var(--text)}
h1,h2,h3,h4{margin:0 0 .45em;font-family:var(--sans);font-weight:800;letter-spacing:-.045em;line-height:1.03;text-wrap:balance}
h1{font-size:clamp(3.8rem,9vw,8.7rem)}
h2{font-size:clamp(2.6rem,6vw,6rem)}
h3{font-size:clamp(1.25rem,2.1vw,2rem);letter-spacing:-.03em}
ul{padding-left:1.2em}
.shell,.wp-block-group>.wp-block-group__inner-container{width:min(var(--max),calc(100% - 2*var(--pad)));margin-inline:auto}
.skip-link{position:fixed;left:-999px;top:10px;z-index:10000;background:#fff;padding:10px 14px}
.skip-link:focus{left:10px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.eyebrow,.editorial-meta,.footer-kicker,.statement-label,.evidence-no{font-size:.72rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--blue-deep)}
.large-copy,.lead,.hero-deck{font-size:clamp(1.15rem,1.8vw,1.55rem);line-height:1.48;color:#2f3a40}
.text-link,.editorial-read{font-size:.78rem;font-weight:800;letter-spacing:.04em;text-transform:uppercase;border-bottom:1px solid currentColor;padding-bottom:4px}
.wp-block-columns{display:flex;gap:clamp(28px,5vw,80px);align-items:flex-start}
.wp-block-column{min-width:0;flex:1}
.wp-block-buttons{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
.wp-block-button__link,.button,.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--black);color:#fff;border:1px solid var(--black);border-radius:0;padding:14px 18px;font-size:.75rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase}
.wp-block-button__link:hover,.button:hover,.btn:hover{background:var(--blue-deep);border-color:var(--blue-deep);color:#fff}
.wp-block-button.is-style-outline .wp-block-button__link{background:transparent;color:var(--black);border-color:#8e9aa0}
.wp-block-button.is-style-outline .wp-block-button__link:hover{background:var(--black);border-color:var(--black);color:#fff}

/* masthead */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid #dfe5e8}
.masthead{min-height:86px;display:flex;align-items:center;gap:34px}
.brand{display:flex;align-items:center;gap:12px;margin-right:auto;color:var(--black)}
.brand-mark{display:grid;place-items:center;width:40px;height:40px;background:var(--black);color:#fff;font-size:.85rem;font-weight:900;letter-spacing:.02em}
.brand-copy{display:flex;flex-direction:column;line-height:1}
.brand-main{font-weight:850;font-size:.95rem;letter-spacing:-.03em}
.brand-sub{font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:#69757b;margin-top:6px}
.nav-list{list-style:none;margin:0;padding:0;display:flex;gap:26px;align-items:center}
.nav-list a{font-size:.72rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase}
.menu-toggle{display:none;margin-left:auto;background:none;border:0;padding:8px}
.menu-toggle>span:not(.sr-only){display:block;width:24px;height:2px;background:#111;margin:5px}

/* homepage hero */
.editorial-hero{padding:clamp(72px,10vw,140px) var(--pad) clamp(54px,8vw,110px);background:#fff;border-bottom:1px solid var(--gray-2)}
.editorial-hero>.wp-block-group__inner-container,.editorial-hero{max-width:none}
.editorial-hero .eyebrow{margin-bottom:28px}
.editorial-hero h1{max-width:1400px}
.editorial-hero-bottom{margin-top:clamp(36px,6vw,82px);padding-top:28px;border-top:3px solid var(--black)}
.editorial-hero-bottom .wp-block-column:first-child{flex:1.5}
.hero-deck{max-width:780px;font-size:clamp(1.35rem,2.5vw,2.1rem);letter-spacing:-.025em;line-height:1.35}

.editorial-marquee{overflow:hidden;background:var(--blue);padding:17px var(--pad);border-bottom:1px solid #59b8e5}
.editorial-marquee p{margin:0;color:#071016;font-size:clamp(.82rem,1.3vw,1rem);font-weight:800;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap}
.editorial-marquee span{margin:0 12px;opacity:.55}

/* common editorial sections */
.editorial-section{padding:clamp(72px,9vw,130px) var(--pad);border-bottom:1px solid var(--gray-2)}
.editorial-section-head{padding-bottom:clamp(32px,5vw,70px);margin-bottom:0}
.editorial-section-head .wp-block-column:first-child{flex:1.4}
.editorial-section-head .wp-block-column:last-child{max-width:560px;padding-top:10px}
.editorial-podcast-section{background:var(--gray)}
.editorial-layers{background:#fff}

/* latest podcast */
.editorial-episode-list{border-top:3px solid var(--black)}
.editorial-episode{display:grid;grid-template-columns:56px minmax(180px,340px) 1fr;gap:clamp(18px,3vw,46px);align-items:stretch;padding:28px 0;border-bottom:1px solid #cdd5d9}
.editorial-episode-index{font-size:.72rem;font-weight:900;letter-spacing:.12em;color:var(--blue-deep);padding-top:7px}
.editorial-episode-image{display:block;aspect-ratio:16/10;background:#d8e7ee;overflow:hidden}
.editorial-episode-image img{width:100%;height:100%;object-fit:cover;filter:saturate(.85);transition:transform .25s ease}
.editorial-episode:hover .editorial-episode-image img{transform:scale(1.025)}
.editorial-episode-image--type{display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--aqua))}
.editorial-episode-image--type span{font-size:clamp(2rem,5vw,4rem);font-weight:900;letter-spacing:-.06em}
.editorial-episode-copy{padding:2px 0 8px}
.editorial-episode-copy h3{font-size:clamp(1.5rem,3vw,2.85rem);max-width:880px}
.editorial-episode-copy h3 a:hover{color:var(--blue-deep)}
.editorial-excerpt{max-width:740px}
.editorial-empty{padding:50px 0;border-top:3px solid var(--black);border-bottom:1px solid #ccd5d9}

/* eight layers as editorial index */
.ia-layer-link-grid{display:grid;grid-template-columns:repeat(2,1fr);border-top:3px solid var(--black)}
.ia-layer-link-card{position:relative;display:grid;grid-template-columns:60px 1fr;grid-template-rows:auto 1fr auto;column-gap:18px;min-height:230px;padding:30px 20px 28px 0;border-bottom:1px solid var(--gray-2);color:var(--black)}
.ia-layer-link-card:nth-child(odd){border-right:1px solid var(--gray-2);padding-right:34px}
.ia-layer-link-card:nth-child(even){padding-left:34px}
.ia-layer-link-card:hover{background:linear-gradient(90deg,var(--blue-pale),transparent);color:var(--black)}
.ia-layer-number{grid-row:1/4;display:block;width:auto;height:auto;background:none;border:0;border-radius:0;color:var(--blue-deep);font-size:.72rem;font-weight:900;letter-spacing:.12em;margin:7px 0 0}
.ia-layer-link-card h3{font-size:clamp(1.6rem,3.2vw,3rem);text-transform:none;letter-spacing:-.04em;margin:0}
.ia-layer-link-card p{margin-top:12px;max-width:520px;color:#4d5a60}
.ia-layer-evidence-link{margin-top:18px;font-size:.7rem;font-weight:850;letter-spacing:.07em;text-transform:uppercase;color:var(--blue-deep)}

/* manifesto statement */
.editorial-statement{padding:clamp(90px,11vw,160px) var(--pad);background:var(--black);color:#fff}
.editorial-statement .statement-label{color:var(--blue);margin-bottom:26px}
.editorial-statement h2{max-width:1300px;color:#fff;font-size:clamp(3rem,7vw,7.5rem)}
.editorial-statement h2 em{font-style:normal;color:var(--blue)}
.editorial-statement .statement-copy{max-width:800px;font-size:clamp(1.2rem,2vw,1.65rem);color:#dbe3e7}
.editorial-statement .wp-block-button__link{background:#fff;color:#111;border-color:#fff}
.editorial-statement .wp-block-button__link:hover{background:var(--blue);border-color:var(--blue)}

/* evidence feature */
.editorial-evidence-home{background:var(--blue-pale)}
.evidence-feature-grid{gap:0;border-top:3px solid var(--black);border-bottom:1px solid #bfd8e4}
.evidence-feature{padding:28px 32px 34px 0;border-right:1px solid #bfd8e4}
.evidence-feature+.evidence-feature{padding-left:32px}
.evidence-feature:last-child{border-right:0}
.evidence-feature h3{font-size:clamp(1.5rem,2.6vw,2.6rem)}
.evidence-feature p{color:#415158}
.evidence-no{color:var(--blue-deep);margin-bottom:30px}

/* about band */
.editorial-about-band{padding:clamp(80px,10vw,145px) var(--pad);background:#fff;border-top:1px solid var(--gray-2)}
.editorial-about-grid{padding-top:22px;border-top:3px solid var(--black)}
.editorial-about-grid .wp-block-column:first-child{flex:1.35}

/* generic interior page styling */
.page-hero,.hero{padding:clamp(72px,9vw,128px) var(--pad);background:#fff;border-bottom:1px solid var(--gray-2)}
.page-hero h1,.hero h1{max-width:1250px}
.page-hero .lead,.hero .lead{max-width:850px;font-size:clamp(1.2rem,2vw,1.6rem)}
.content-section,.cta-section{padding:clamp(68px,8vw,112px) var(--pad)}
.soft-section{background:var(--gray)}
.dark-section{background:var(--black);color:#fff}
.dark-section h1,.dark-section h2,.dark-section h3{color:#fff}
.dark-section p,.dark-section li{color:#d7e0e4}
.dark-section .eyebrow{color:var(--blue)}
.cta-section{background:var(--blue)}
.cta-section h2,.cta-section p{color:#091016}

/* framework detail page */
.ia-framework-layer{position:relative;padding:42px 0 42px 66px;border-top:1px solid var(--gray-2)}
.ia-framework-layer:before{content:"";position:absolute;left:10px;top:48px;width:12px;height:12px;background:var(--blue)}
.ia-framework-layer:after{content:"";position:absolute;left:15px;top:60px;bottom:0;width:1px;background:#cdd8dc}
.ia-framework-layer:last-child:after{display:none}
.ia-framework-layer h2{font-size:clamp(1.8rem,4vw,3.8rem);max-width:900px}
.ia-central-question{max-width:900px;padding:18px 20px;background:var(--blue-pale);border-left:4px solid var(--blue-deep)}
.ia-layer-resource-cta a{font-weight:800;color:var(--blue-deep)}

/* resource library */
.ia-evidence-reviewed{padding:14px var(--pad);background:var(--gray);border-bottom:1px solid var(--gray-2);font-size:.78rem}
.ia-evidence-by-layer{background:var(--gray)}
.ia-layer-evidence-map{display:grid;gap:0;border-top:3px solid var(--black)}
.ia-layer-evidence-section{padding:32px 0;border-bottom:1px solid #cfd7da}
.ia-layer-evidence-heading{display:flex;gap:20px}
.ia-layer-evidence-heading .ia-layer-number{min-width:45px}
.ia-topic-chip-row{display:flex;flex-wrap:wrap;gap:8px}
.ia-topic-chip{padding:8px 10px;border:1px solid #a9cbd9;background:#fff;font-size:.75rem;font-weight:800;color:var(--blue-deep)}
.resource-topic-block{border-top:1px solid var(--gray-2)}
.resource-topic-block>h2{max-width:920px}
.resource-insight,.ia-evidence-signal{padding:22px;background:var(--blue-pale);border-left:4px solid var(--blue-deep)}
.wp-block-details,.evidence-details{margin-top:22px;border-top:1px solid var(--gray-2);padding-top:16px}
.wp-block-details summary,.evidence-details summary{cursor:pointer;font-weight:850}
.ia-evidence-reference-list{list-style:none;padding:0}
.ia-evidence-reference{padding:16px 0;border-bottom:1px solid var(--gray-2)}
.ia-reference-links{display:flex;gap:8px;margin-top:8px}
.ia-reference-links a{padding:5px 8px;border:1px solid #9dc9db;font-size:.68rem;font-weight:850;letter-spacing:.05em;text-transform:uppercase;color:var(--blue-deep)}

/* podcast archive/page */
.episode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.episode-card{border-top:3px solid var(--black);padding-top:16px}
.episode-thumb{display:block;aspect-ratio:16/10;overflow:hidden;background:var(--gray)}
.episode-thumb img{width:100%;height:100%;object-fit:cover}
.episode-body{padding:18px 0}
.episode-meta{font-size:.7rem;font-weight:850;letter-spacing:.1em;text-transform:uppercase;color:var(--blue-deep)}
.episode-body h3{font-size:clamp(1.35rem,2.4vw,2.2rem)}
.podcast-topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:3px solid var(--black)}
.podcast-topic-grid article{padding:28px 24px 28px 0;border-right:1px solid var(--gray-2)}
.podcast-topic-grid article+article{padding-left:24px}
.podcast-topic-grid article:last-child{border-right:0}

/* cards and block utilities */
.ia-card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:3px solid var(--black)}
.ia-card{padding:28px 28px 28px 0;border-bottom:1px solid var(--gray-2);border-right:1px solid var(--gray-2)}
.ia-card:nth-child(3n+2),.ia-card:nth-child(3n+3){padding-left:28px}
.wp-block-quote{margin:28px 0;padding:24px 26px;border-left:4px solid var(--blue);background:var(--gray)}
.dark-section .wp-block-quote{background:#161616}
.ia-front-edit{position:fixed;right:18px;bottom:18px;z-index:9999}
.ia-front-edit a{display:block;background:#111;color:#fff;padding:9px 13px;font-size:.72rem;font-weight:800}

/* footer */
.site-footer{background:var(--black);color:#fff;padding:clamp(70px,9vw,120px) var(--pad) 30px}
.footer-top{display:grid;grid-template-columns:minmax(0,2.2fr) minmax(180px,.8fr);gap:80px}
.footer-statement h2{font-size:clamp(2.4rem,5vw,5.2rem);color:#fff}
.footer-kicker{color:var(--blue)}
.footer-nav h3{font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:#9fadb4}
.footer-nav ul{list-style:none;padding:0;margin:20px 0 0}
.footer-nav li{margin:9px 0}
.footer-nav a{color:#fff;font-weight:700}
.footer-bottom{display:flex;gap:40px;justify-content:space-between;margin-top:70px;padding-top:20px;border-top:1px solid #2a2f32}
.footer-bottom p{color:#aeb9be;font-size:.75rem}
.fineprint{max-width:720px;text-align:right}

/* generic archive, single, 404 */
.prose,.entry-content{max-width:800px;margin-inline:auto}
.prose h2,.entry-content h2{font-size:clamp(2rem,4vw,3.7rem);margin-top:1.4em}
.prose a,.entry-content a{color:var(--blue-deep);text-decoration:underline;text-underline-offset:3px}

/* responsive */
@media(max-width:960px){
  .nav-list{gap:15px}
  .episode-grid{grid-template-columns:repeat(2,1fr)}
  .podcast-topic-grid{grid-template-columns:repeat(2,1fr)}
  .ia-card-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr}
}
@media(max-width:760px){
  h1{font-size:clamp(3rem,15vw,5.4rem)}
  h2{font-size:clamp(2.35rem,11vw,4rem)}
  .masthead{min-height:72px}
  .brand-sub{display:none}
  .menu-toggle{display:block}
  .site-nav{display:none;position:absolute;left:0;right:0;top:72px;background:#fff;border-bottom:1px solid var(--gray-2);padding:18px var(--pad)}
  .site-nav.open{display:block}
  .nav-list{display:block}
  .nav-list li{border-top:1px solid var(--gray-2)}
  .nav-list a{display:block;padding:14px 0}
  .wp-block-columns{display:block}
  .wp-block-column+.wp-block-column{margin-top:24px}
  .editorial-hero{padding-top:70px}
  .editorial-hero-bottom{margin-top:42px}
  .editorial-marquee p{animation:none;white-space:normal}
  .editorial-episode{grid-template-columns:34px 1fr}
  .editorial-episode-image{grid-column:2}
  .editorial-episode-copy{grid-column:2}
  .ia-layer-link-grid{grid-template-columns:1fr}
  .ia-layer-link-card:nth-child(odd),.ia-layer-link-card:nth-child(even){border-right:0;padding:24px 0}
  .evidence-feature-grid{display:block}
  .evidence-feature,.evidence-feature+.evidence-feature{padding:24px 0;border-right:0;border-bottom:1px solid #bfd8e4}
  .episode-grid{grid-template-columns:1fr}
  .podcast-topic-grid,.ia-card-grid{grid-template-columns:1fr}
  .podcast-topic-grid article,.podcast-topic-grid article+article,.ia-card,.ia-card:nth-child(3n+2),.ia-card:nth-child(3n+3){padding:24px 0;border-right:0}
  .ia-framework-layer{padding-left:40px}
  .ia-framework-layer:before{left:3px}
  .ia-framework-layer:after{left:8px}
  .footer-bottom{display:block}
  .fineprint{text-align:left}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* v6.0 dynamic architecture */
.ia-home-dynamics{background:#fff}
.ia-home-model{display:grid;grid-template-columns:minmax(150px,1fr) auto minmax(150px,1fr) auto minmax(150px,1fr) auto minmax(230px,1.35fr);gap:16px;align-items:stretch;border-top:3px solid var(--black);border-bottom:1px solid var(--gray-2);margin-bottom:28px}
.ia-home-model>div{padding:30px 20px 32px 0;display:flex;flex-direction:column;gap:8px}
.ia-home-model>b{align-self:center;font-size:1.35rem;color:#7e8b91}
.ia-home-model span,.ia-equation span,.ia-state span,.ia-intervention-path span,.ia-causal-chain span,.ia-theory-grid article>span,.ia-reserve-grid span{font-size:.68rem;font-weight:900;letter-spacing:.14em;color:var(--blue-deep)}
.ia-home-model strong{font-size:clamp(1.15rem,2vw,1.7rem);line-height:1.15}
.ia-home-model--reserve{background:var(--blue-pale);padding-left:20px!important}
.ia-home-model--integrity{background:var(--black);color:#fff;padding-left:24px!important;padding-right:24px!important}
.ia-home-model--integrity span{color:var(--blue)}
.ia-home-model--integrity strong{color:#fff}
.ia-mini-state-track,.ia-flowline,.ia-architecture-bridge-flow{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin:32px 0;padding:22px 0;border-top:3px solid var(--black);border-bottom:1px solid var(--gray-2)}
.ia-mini-state-track span,.ia-flowline span,.ia-architecture-bridge-flow span{font-size:.72rem;font-weight:900;letter-spacing:.08em}
.ia-mini-state-track i,.ia-flowline i,.ia-architecture-bridge-flow b{font-style:normal;color:var(--blue-deep)}
.ia-reserve-grid{display:grid;grid-template-columns:repeat(5,1fr);border-top:3px solid var(--black);margin-top:24px}
.ia-reserve-grid a{min-height:145px;padding:24px 18px 20px 0;border-right:1px solid var(--gray-2);border-bottom:1px solid var(--gray-2);display:flex;flex-direction:column;justify-content:space-between}
.ia-reserve-grid a+a{padding-left:18px}
.ia-reserve-grid a:last-child{border-right:0}
.ia-reserve-grid strong{font-size:clamp(1.15rem,2vw,1.75rem);letter-spacing:-.03em}

.ia-dynamics-hero{background:linear-gradient(180deg,#fff 0%,var(--blue-pale) 100%)}
.ia-equation{display:grid;grid-template-columns:minmax(170px,1fr) auto minmax(170px,1fr) auto minmax(170px,1fr) auto minmax(220px,1.2fr);gap:12px;align-items:stretch;margin:42px 0 24px;border-top:3px solid var(--black);border-bottom:1px solid var(--gray-2)}
.ia-equation-input,.ia-equation-output{padding:28px 18px 30px 0;display:flex;flex-direction:column;gap:9px}
.ia-equation-input--reserve{background:var(--blue-pale);padding-left:18px}
.ia-equation-output{background:var(--black);color:#fff;padding-left:22px;padding-right:22px}
.ia-equation-output span{color:var(--blue)}
.ia-equation strong{font-size:clamp(1.15rem,2.1vw,1.8rem);line-height:1.1}
.ia-equation-output strong{color:#fff}
.ia-equation small{color:#58656b;line-height:1.45}
.ia-equation-output small{color:#c9d2d6}
.ia-equation-op{display:grid;place-items:center;font-weight:900;color:var(--blue-deep)}
.ia-theory-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:3px solid var(--black);margin-top:32px}
.ia-theory-grid article{padding:26px 24px 30px 0;border-right:1px solid #ccd6da;border-bottom:1px solid #ccd6da}
.ia-theory-grid article+article{padding-left:24px}
.ia-theory-grid article:last-child{border-right:0}
.ia-theory-grid h3{margin-top:26px}
.ia-state-track{display:grid;grid-template-columns:repeat(6,1fr);border-top:3px solid var(--black);margin:34px 0}
.ia-state{min-height:280px;padding:25px 18px 28px;border-right:1px solid var(--gray-2);border-bottom:1px solid var(--gray-2)}
.ia-state:first-child{padding-left:0}
.ia-state h3{margin-top:58px;font-size:clamp(1.25rem,2vw,1.9rem)}
.ia-state--comp{background:#f4fbfe}
.ia-state--fragile{background:#fff8e8}
.ia-state--decomp{background:#fff0ed}
.ia-state--recover{background:#eef9f4;border-right:0}
.dark-section .ia-flowline{border-top-color:#fff;border-bottom-color:#34393b}
.dark-section .ia-flowline span{color:#fff}
.dark-section .ia-flowline i{color:var(--blue)}
.ia-concept-list{display:grid;grid-template-columns:repeat(2,1fr);border-top:3px solid var(--black);margin-top:34px}
.ia-concept-list article{padding:28px 32px 30px 0;border-bottom:1px solid #cfd7da}
.ia-concept-list article:nth-child(odd){border-right:1px solid #cfd7da}
.ia-concept-list article:nth-child(even){padding-left:32px}
.ia-causal-chain{display:grid;grid-template-columns:repeat(11,auto);align-items:stretch;margin:34px 0;border-top:3px solid var(--black);border-bottom:1px solid var(--gray-2);overflow-x:auto}
.ia-causal-chain>div{min-width:155px;padding:24px 16px;display:flex;flex-direction:column;gap:8px}
.ia-causal-chain>b{align-self:center;color:var(--blue-deep)}
.ia-causal-chain strong{font-size:.78rem;letter-spacing:.06em}
.ia-causal-chain small{color:#667177;line-height:1.4}
.ia-architecture-bridge-flow span{max-width:230px}
.ia-intervention-path{display:grid;grid-template-columns:repeat(11,auto);align-items:stretch;margin:36px 0;border-top:3px solid var(--black);border-bottom:1px solid var(--gray-2);overflow-x:auto}
.ia-intervention-path>div{min-width:185px;padding:26px 18px;display:flex;flex-direction:column;gap:8px}
.ia-intervention-path>b{align-self:center;color:var(--blue-deep)}
.ia-intervention-path strong{font-size:1.1rem}
.ia-intervention-path small{color:#667177;line-height:1.4}
.ia-anchor-target{position:relative;top:-96px;visibility:hidden}

@media(max-width:1040px){
  .ia-home-model,.ia-equation{grid-template-columns:1fr 34px 1fr;}
  .ia-home-model>div:nth-of-type(4),.ia-equation-output{grid-column:1/-1}
  .ia-home-model>b:nth-of-type(3),.ia-equation-op:nth-of-type(3){display:none}
  .ia-state-track{grid-template-columns:repeat(3,1fr)}
  .ia-theory-grid{grid-template-columns:repeat(2,1fr)}
  .ia-reserve-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:700px){
  .ia-home-model,.ia-equation{display:block;border-top:3px solid var(--black)}
  .ia-home-model>b,.ia-equation-op{display:block!important;text-align:center;padding:5px}
  .ia-home-model>div,.ia-equation-input,.ia-equation-output{padding:22px!important;border-bottom:1px solid var(--gray-2)}
  .ia-theory-grid,.ia-state-track,.ia-concept-list,.ia-reserve-grid{grid-template-columns:1fr}
  .ia-theory-grid article,.ia-theory-grid article+article,.ia-state,.ia-state:first-child,.ia-concept-list article,.ia-concept-list article:nth-child(even),.ia-reserve-grid a,.ia-reserve-grid a+a{padding:24px 0;border-right:0}
  .ia-state h3{margin-top:28px}
  .ia-causal-chain,.ia-intervention-path{display:block}
  .ia-causal-chain>b,.ia-intervention-path>b{display:block;text-align:center;padding:2px}
}


/* ============================================================
   v6.1 — framework-first information architecture + mapper
   ============================================================ */
.ia-v61-hero h1 em{font-style:normal;color:var(--accent,#2e7597)}
.ia-v61-model-chain,.ia-seven-stage-grid,.ia-spec-grid,.ia-path-grid{display:grid;gap:12px}
.ia-v61-model-chain{grid-template-columns:repeat(13,auto);align-items:stretch;margin:34px 0 8px;overflow-x:auto;padding-bottom:8px}
.ia-v61-model-chain div{min-width:145px;padding:18px;border:1px solid var(--line,#dce4e8);background:#fff;border-radius:14px}
.ia-v61-model-chain span,.ia-seven-stage-grid span,.ia-spec-grid span,.ia-path-grid span{display:block;font-size:.72rem;letter-spacing:.12em;opacity:.65;margin-bottom:8px}
.ia-v61-model-chain small,.ia-seven-stage-grid p,.ia-spec-grid p,.ia-path-grid small{display:block;margin-top:6px;line-height:1.45}
.ia-v61-model-chain b{align-self:center;font-size:1.2rem;opacity:.45}
.ia-feedback-example{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:30px 0;padding:20px;border:1px solid currentColor;border-radius:16px}
.ia-feedback-example span{padding:10px 14px;border-radius:999px;background:rgba(255,255,255,.1);font-weight:700}.ia-feedback-example b{opacity:.65}
.ia-path-grid{grid-template-columns:repeat(3,1fr);margin-top:30px}.ia-path-grid a{display:block;padding:28px;border:1px solid var(--line,#dce4e8);border-radius:18px;text-decoration:none;color:inherit;background:#fff}.ia-path-grid strong{display:block;font-size:1.22rem;margin-bottom:10px}
.ia-seven-stage-grid{grid-template-columns:repeat(7,1fr);margin-top:30px}.ia-seven-stage-grid article,.ia-spec-grid article{padding:22px;border:1px solid var(--line,#dce4e8);border-radius:16px;background:#fff}.ia-seven-stage-grid h3,.ia-spec-grid h3{margin:.2rem 0 .5rem}.ia-spec-grid{grid-template-columns:repeat(4,1fr);margin-top:28px}
.ia-layer-detail-wrap .ia-framework-layer{padding:34px 0;border-top:1px solid var(--line,#dce4e8)}.ia-layer-detail-wrap .ia-framework-layer:first-of-type{margin-top:28px}
.ia-mapper{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(320px,.65fr);gap:32px;margin-top:34px;align-items:start}.ia-mapper-controls,.ia-mapper-results{border:1px solid var(--line,#dce4e8);border-radius:20px;background:#fff}.ia-mapper-controls{padding:22px}.ia-mapper-results{padding:28px;position:sticky;top:100px;box-shadow:0 18px 45px rgba(20,45,60,.08)}
.ia-mapper-intro,.ia-mapper-system-title{display:flex;justify-content:space-between;gap:20px;align-items:end;padding:4px 0 14px}.ia-mapper-intro span,.ia-mapper-system-title span{font-size:.82rem;opacity:.7}.ia-mapper-system-title{margin-top:24px;border-top:1px solid var(--line,#dce4e8);padding-top:24px}
.ia-mapper-row{display:grid;grid-template-columns:minmax(170px,1fr) minmax(160px,1.3fr) 38px;gap:14px;align-items:center;padding:11px 0;border-top:1px solid rgba(20,45,60,.08)}.ia-mapper-row>span{font-size:.92rem;font-weight:650}.ia-mapper-row>span b{display:inline-block;width:28px;opacity:.45;font-size:.72rem}.ia-mapper-row output{font-variant-numeric:tabular-nums;text-align:right;font-weight:750}.ia-mapper-row input{width:100%;accent-color:var(--accent,#2e7597)}
.ia-mapper-score{display:flex;align-items:baseline;gap:6px;padding:12px 0 20px}.ia-mapper-score span{margin-right:auto;font-weight:700}.ia-mapper-score strong{font-size:3.1rem;line-height:1}.ia-mapper-score small{opacity:.55}.ia-mapper-result-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.ia-mapper-result-grid div{padding:14px;background:#f4f7f8;border-radius:12px}.ia-mapper-result-grid span{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;opacity:.6;margin-bottom:5px}.ia-mapper-result-grid strong{display:block;font-size:.95rem}.ia-mapper-bar{height:9px;background:#e8eef1;border-radius:999px;overflow:hidden;margin:22px 0}.ia-mapper-bar i{display:block;height:100%;width:0;background:currentColor;transition:width .2s ease}.ia-mapper-dynamics{margin-top:22px;padding-top:18px;border-top:1px solid var(--line,#dce4e8)}.ia-mapper-dynamics ul{padding-left:18px;margin-bottom:0}.ia-mapper-disclaimer{font-size:.76rem;line-height:1.45;opacity:.62;margin-top:22px}
@media(max-width:1050px){.ia-seven-stage-grid{grid-template-columns:repeat(2,1fr)}.ia-spec-grid{grid-template-columns:repeat(2,1fr)}.ia-mapper{grid-template-columns:1fr}.ia-mapper-results{position:static}.ia-v61-model-chain{grid-template-columns:repeat(7,minmax(145px,1fr))}.ia-v61-model-chain>b{display:none}}
@media(max-width:700px){.ia-path-grid,.ia-seven-stage-grid,.ia-spec-grid{grid-template-columns:1fr}.ia-mapper-row{grid-template-columns:1fr 42px}.ia-mapper-row input{grid-column:1/-1}.ia-mapper-result-grid{grid-template-columns:1fr}.ia-mapper-intro,.ia-mapper-system-title{display:block}.ia-mapper-intro span,.ia-mapper-system-title span{display:block;margin-top:5px}}
/* v6.2 Interactive Architecture Lab */
.ia-lab{margin-top:34px;border:1px solid var(--line,#dce4e8);border-radius:26px;background:#fff;overflow:hidden;box-shadow:0 24px 70px rgba(20,45,60,.08)}.ia-lab-tabs{display:flex;gap:4px;padding:10px;background:#f2f6f8;border-bottom:1px solid var(--line,#dce4e8)}.ia-lab-tabs button{border:0;background:transparent;padding:11px 16px;border-radius:999px;font:inherit;font-weight:750;cursor:pointer}.ia-lab-tabs button.is-active{background:#fff;box-shadow:0 2px 10px rgba(20,45,60,.08)}.ia-lab-view{display:none;padding:30px}.ia-lab-view.is-active{display:block}.ia-ring-wrap{position:relative;max-width:760px;aspect-ratio:1;margin:0 auto 22px}.ia-coupling-svg{position:absolute;inset:10%;width:80%;height:80%;overflow:visible;z-index:0}.ia-coupling-svg line{stroke:#9bb7c3;stroke-width:1.2;opacity:.22}.ia-coupling-svg line.is-active{stroke:#2e7597;stroke-width:2.2;opacity:.72}.ia-ring-center{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:31%;aspect-ratio:1;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;background:#f5f9fa;border:1px solid #dce8ed;z-index:2;padding:18px}.ia-ring-center small{font-size:.62rem;letter-spacing:.12em}.ia-ring-center strong{font-size:clamp(1.25rem,3vw,2rem);margin:6px 0}.ia-ring-center span{font-size:.72rem;opacity:.6}.ia-ring-node{--r:39%;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) rotate(var(--angle)) translateY(calc(-1 * var(--r))) rotate(calc(-1 * var(--angle)));width:118px;aspect-ratio:1;border-radius:50%;border:5px solid #fff;background:linear-gradient(135deg,#fff 0 var(--score),#edf3f5 var(--score) 100%);box-shadow:0 8px 28px rgba(20,45,60,.15);z-index:3;cursor:pointer;color:#173746}.ia-ring-node b{display:block;font-size:.72rem;opacity:.5}.ia-ring-node span{display:block;font-size:.75rem;font-weight:800;line-height:1.05;margin:4px}.ia-ring-node em{font-style:normal;font-weight:850;font-size:1.25rem}.ia-ring-node[aria-pressed=true]{outline:4px solid rgba(46,117,151,.25);border-color:#2e7597}.ia-coupling-panel{display:grid;grid-template-columns:1.4fr 1fr auto;gap:20px;align-items:center;padding:20px;border-radius:16px;background:#f5f8f9}.ia-coupling-panel h3{margin:.15rem 0}.ia-coupling-panel p{margin:.2rem 0}.ia-selected-path{font-weight:750}.ia-small-button{border:1px solid #b8cbd3;background:#fff;border-radius:999px;padding:9px 14px;font:inherit;font-weight:700;cursor:pointer}.ia-dashboard{display:grid;grid-template-columns:1fr 1fr 1.4fr;gap:16px}.ia-gauge-card,.ia-threshold-card,.ia-state-card{border:1px solid #dfe8eb;border-radius:18px;padding:20px;background:#fafcfc}.ia-gauge-card>span,.ia-threshold-card>span,.ia-state-card>span{font-size:.7rem;letter-spacing:.1em;font-weight:800;opacity:.6}.ia-gauge{--value:180deg;width:150px;aspect-ratio:1;border-radius:50%;margin:15px auto 0;background:conic-gradient(currentColor var(--value),#e7eef0 0);display:grid;place-items:center;position:relative}.ia-gauge:after{content:'';position:absolute;width:76%;height:76%;background:#fff;border-radius:50%}.ia-gauge strong{z-index:1;font-size:1.6rem}.ia-threshold-card{grid-column:3;grid-row:1/3}.ia-threshold-card h3{margin:.35rem 0 28px}.ia-threshold-track{height:16px;border-radius:999px;background:linear-gradient(90deg,#e9f2ed,#f3ead8,#f2dddd);position:relative;margin:30px 6px}.ia-threshold-track i,.ia-threshold-track b{position:absolute;top:50%;transform:translate(-50%,-50%);width:22px;height:22px;border-radius:50%;border:4px solid #fff;box-shadow:0 2px 8px #789}.ia-threshold-track i{background:#b85c5c}.ia-threshold-track b{background:#3c8b70}.ia-threshold-labels{display:flex;justify-content:space-between;gap:10px;text-align:center}.ia-state-card{grid-column:1/3;display:flex;flex-direction:column}.ia-state-card strong{font-size:2.2rem;margin:10px 0}.ia-state-card small{opacity:.6}.ia-dashboard-detail,.ia-delta-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:16px}.ia-dashboard-detail div,.ia-delta-grid div{padding:15px;border-radius:12px;background:#f2f6f8}.ia-dashboard-detail span,.ia-delta-grid span{display:block;font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;opacity:.6}.ia-dashboard-detail strong,.ia-delta-grid strong{display:block;margin-top:4px}.ia-dashboard-interpretation{font-size:1.05rem;margin:24px 0 0}.ia-whatif-head{display:flex;justify-content:space-between;gap:24px;align-items:end}.ia-whatif-head h3{margin:.25rem 0}.ia-delta-grid{grid-template-columns:repeat(3,1fr);margin-top:28px}.ia-delta-grid strong{font-size:1.25rem}.ia-lab-controls{padding:0 30px 25px}.ia-lab-controls details{border-top:1px solid #e2eaed}.ia-lab-controls summary{padding:16px 0;font-weight:800;cursor:pointer}.ia-control-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 24px;padding-bottom:18px}.ia-lab-control{display:grid;grid-template-columns:minmax(150px,1fr) 1.2fr 36px;align-items:center;gap:10px;padding:8px 0}.ia-lab-control span{font-size:.84rem;font-weight:700}.ia-lab-control span b{display:inline-block;width:25px;opacity:.45}.ia-lab-control input{width:100%;accent-color:#2e7597}.ia-lab-control output{text-align:right;font-weight:800}.ia-lab-next{margin:0 30px 20px;padding:18px 20px;background:#eef5f7;border-radius:14px}.ia-lab-next ul{margin:.5rem 0 0;padding-left:20px}.ia-lab>.ia-mapper-disclaimer{margin:0;padding:15px 30px;background:#f7f7f5;border-top:1px solid #e5e8e8;font-size:.76rem;opacity:.72}
@media(max-width:850px){.ia-ring-node{width:92px}.ia-dashboard{grid-template-columns:1fr 1fr}.ia-threshold-card{grid-column:1/-1;grid-row:auto}.ia-state-card{grid-column:1/-1}.ia-coupling-panel{grid-template-columns:1fr}.ia-dashboard-detail{grid-template-columns:1fr 1fr}.ia-control-grid{grid-template-columns:1fr}}
@media(max-width:600px){.ia-lab-view{padding:18px}.ia-ring-wrap{transform:scale(.9);margin:-5% -5% 0;width:110%}.ia-ring-node{width:76px;border-width:3px}.ia-ring-node span{font-size:.62rem}.ia-ring-node em{font-size:1rem}.ia-ring-center{width:34%;padding:10px}.ia-ring-center strong{font-size:1.05rem}.ia-dashboard{grid-template-columns:1fr}.ia-gauge-card,.ia-threshold-card,.ia-state-card{grid-column:1}.ia-dashboard-detail,.ia-delta-grid{grid-template-columns:1fr}.ia-whatif-head{display:block}.ia-control-grid{grid-template-columns:1fr}.ia-lab-control{grid-template-columns:1fr 40px}.ia-lab-control input{grid-column:1/-1}.ia-lab-controls{padding-left:18px;padding-right:18px}}