:root{
  --navy-900:#08182a; --navy-800:#0b2138; --navy-700:#102b46; --navy-600:#16395b;
  --cyan-500:#2aa8e0; --cyan-400:#43bdf2; --cyan-300:#7ed3f6;
  --ink:#13202c; --body:#3a4754; --muted:#6b7884; --line:#e3e8ee;
  --bg:#ffffff; --bg-soft:#f5f8fb; --bg-soft2:#eef3f8;
  --eih:#d85a30; --cdm:#7f77dd; --uns:#1d9e75; --udl:#378add; --fdl:#ba7517; --ai:#d4537e;
  --maxw:1120px; --radius:12px;
  --sans:'Segoe UI',system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--body);background:var(--bg);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
a{color:var(--cyan-500);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
h1,h2,h3,h4{color:var(--ink);line-height:1.25;font-weight:700;margin:1.8rem 0 .8rem}
h2{font-size:1.9rem} h3{font-size:1.35rem} h4{font-size:1.1rem}
p{margin:0 0 1.1rem}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px 12px;z-index:100;border-radius:6px}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:var(--navy-900);border-bottom:1px solid rgba(255,255,255,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;flex-shrink:0}
.brand:hover{text-decoration:none}
.brand-logo{height:38px;width:auto}
.brand-text{font-weight:800;letter-spacing:.14em;font-size:1.15rem;color:#fff}
.site-nav{display:flex;gap:2px}
.site-nav a{color:#cdd9e5;padding:8px 12px;border-radius:8px;font-size:.93rem;font-weight:500;white-space:nowrap}
.site-nav a:hover{color:#fff;background:rgba(255,255,255,.07);text-decoration:none}
.site-nav a.active{color:var(--navy-900);background:var(--cyan-400)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:10px}
.hamburger,.hamburger::before,.hamburger::after{display:block;width:24px;height:2px;background:#fff;position:relative;transition:.2s}
.hamburger::before,.hamburger::after{content:"";position:absolute;left:0}
.hamburger::before{top:-7px}.hamburger::after{top:7px}

/* hero */
.hero{background:var(--navy-900) url('../img/Homepage_Background_Header_2.webp') center/cover no-repeat;color:#fff;position:relative}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,24,42,.55),rgba(8,24,42,.85))}
.hero-inner{position:relative;z-index:1;padding:96px 24px;max-width:var(--maxw)}
.hero-inner.has-art{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero-text{min-width:0}
.hero-art{min-width:0}
.hero-art svg{display:block;width:100%;height:auto;max-width:480px;margin:0 auto}
.hpk{opacity:0}
@media (prefers-reduced-motion:no-preference){
  .hero-pulse{transform-box:fill-box;transform-origin:center;animation:heroPulse 3.4s ease-in-out infinite}
  .hpk-c1{animation:hpkc1 2.8s ease-in-out infinite}
  .hpk-c2{animation:hpkc2 2.8s ease-in-out infinite .5s}
  .hpk-c3{animation:hpkc3 2.8s ease-in-out infinite 1s}
  .hpk-g1{animation:hpkg1 2.4s ease-in-out infinite 1.4s}
  .hpk-g2{animation:hpkg2 2.4s ease-in-out infinite 1.8s}
}
@keyframes heroPulse{0%,100%{opacity:.2;transform:scale(1)}50%{opacity:.5;transform:scale(1.18)}}
@keyframes hpkc1{0%{transform:translate(0,0);opacity:0}12%{opacity:1}80%{opacity:1}100%{transform:translate(170px,-12px);opacity:0}}
@keyframes hpkc2{0%{transform:translate(0,0);opacity:0}12%{opacity:1}80%{opacity:1}100%{transform:translate(138px,92px);opacity:0}}
@keyframes hpkc3{0%{transform:translate(0,0);opacity:0}12%{opacity:1}80%{opacity:1}100%{transform:translate(154px,-138px);opacity:0}}
@keyframes hpkg1{0%{transform:translate(0,0);opacity:0}12%{opacity:1}80%{opacity:1}100%{transform:translate(136px,6px);opacity:0}}
@keyframes hpkg2{0%{transform:translate(0,0);opacity:0}12%{opacity:1}80%{opacity:1}100%{transform:translate(102px,-96px);opacity:0}}
.intro-art{display:block;width:100%;height:auto;max-width:500px;margin:0 auto}

/* home "signal to decision" step-by-step reveal (builds once, then stays; default = fully visible) */
.sd2-step{opacity:1}
.sd2.anim .sd2-step{opacity:0;transform:translateY(10px)}
.sd2.anim.play .sd2-step{opacity:1;transform:translateY(0);transition:opacity .55s ease,transform .55s ease}
.sd2.anim.play .s1{transition-delay:.05s}
.sd2.anim.play .s2{transition-delay:.95s}
.sd2.anim.play .s3{transition-delay:1.85s}
.sd2.anim.play .s4{transition-delay:2.75s}
.sd2.anim.play .s5{transition-delay:3.65s}

/* About hero (bridge) */
.about-hero{display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center}
.about-hero-text{min-width:0}
.about-hero-art{min-width:0}
.about-hero-art svg{display:block;width:100%;height:auto;max-width:480px;margin:0 auto}
.ab-pk{opacity:0}
@media (prefers-reduced-motion:no-preference){
  .ab-pk-t1{animation:abT 3s ease-in-out infinite}
  .ab-pk-t2{animation:abT 3s ease-in-out infinite 1.5s}
  .ab-pk-b1{animation:abB 3s ease-in-out infinite .8s}
  .ab-pk-b2{animation:abB 3s ease-in-out infinite 2.3s}
}
@keyframes abT{0%{transform:translate(0,0);opacity:0}12%{opacity:1}80%{opacity:1}100%{transform:translate(200px,0);opacity:0}}
@keyframes abB{0%{transform:translate(0,0);opacity:0}12%{opacity:1}80%{opacity:1}100%{transform:translate(-200px,0);opacity:0}}
@media (max-width:820px){.about-hero{grid-template-columns:1fr;gap:30px}.about-hero-art{max-width:420px}}

/* value card icons */
.card-ico{width:32px;height:32px;display:block;margin-bottom:14px;fill:none;stroke:#1583c0;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

/* problem-card treatment (the painful approaches) */
.card.problem{border-left:4px solid #BA7517;background:#fdf6ec}
.card.problem .card-label{color:#9a5b00}
.callout.warn{border-left-color:#BA7517;background:#fdf6ec}

/* About creator + book card */
.creator{display:grid;grid-template-columns:1fr 220px;gap:40px;align-items:center;max-width:900px;margin:0 auto}
.creator-text{min-width:0}
.creator-name{font-size:1.5rem;font-weight:700;color:var(--ink);margin:0}
.creator-role{color:var(--muted);font-size:.9rem;margin:.25em 0 1.1em}
.creator-text p{margin:0 0 1em}
.creator-links{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px}
.creator-book{display:flex;justify-content:center}
.book-link{display:block;width:100%;max-width:220px;border-radius:8px;line-height:0;box-shadow:0 16px 34px rgba(8,24,42,.3);transition:transform .15s,box-shadow .15s}
.book-link:hover{transform:translateY(-3px);box-shadow:0 20px 40px rgba(8,24,42,.38)}
.book-link img{display:block;width:100%;height:auto;border-radius:8px}
@media (max-width:680px){.creator{grid-template-columns:1fr;gap:28px}.creator-book{justify-content:flex-start}}
.eyebrow{text-transform:uppercase;letter-spacing:.18em;font-size:.8rem;color:var(--cyan-300);margin:0 0 14px;font-weight:600}
.hero-title{color:#fff;font-size:3rem;margin:0 0 16px;max-width:18ch}
.hero-sub{font-size:1.25rem;color:#c6d3df;max-width:60ch;margin:0 0 28px}

/* inner-page header with lead diagram */
.page-head{background:var(--bg-soft);border-bottom:1px solid var(--line)}
.page-head-inner{display:flex;align-items:center;gap:48px;padding:52px 24px}
.page-head-text{flex:1;min-width:0}
.page-head .page-title{margin:0 0 14px}
.eyebrow-dark{color:var(--cyan-500)}
.lede{font-size:1.25rem;color:var(--muted);margin:0;max-width:50ch;line-height:1.6}
.page-head-media{flex:0 0 340px;max-width:40%}
.page-head-media img{display:block;width:100%;height:auto}
.page-banner{line-height:0}
.page-banner img{display:block;width:100%;height:auto;max-height:280px;object-fit:cover}

/* buttons */
.btn{display:inline-block;padding:13px 26px;border-radius:8px;font-weight:600;font-size:1rem;cursor:pointer;border:2px solid transparent}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--cyan-500);color:#04223a;border-color:var(--cyan-500)}
.btn-primary:hover{background:var(--cyan-400);border-color:var(--cyan-400)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{border-color:#fff}

/* prose (inner pages) */
.prose{max-width:820px;padding:56px 24px 72px}
.page-title{font-size:2.4rem;margin:0 0 1.2rem}
.prose h2{margin-top:2.6rem} .prose h3{margin-top:1.8rem}
.prose ul{margin:0 0 1.2rem;padding-left:0;list-style:none}
.prose ul li{position:relative;padding-left:1.5rem;margin:.45rem 0}
.prose ul li::before{content:"";position:absolute;left:.1rem;top:.62em;width:7px;height:7px;border-radius:2px;background:var(--cyan-500)}
.prose ol{padding-left:1.3rem} .prose ol li{margin:.4rem 0}
.prose > h2:first-child,.prose > h3:first-child,.prose > .page-title:first-child{margin-top:0}
.prose img{border-radius:var(--radius)}

/* long-form article (whitepaper) */
.article-head{background:var(--bg-soft);border-bottom:1px solid var(--line);text-align:center}
.article-head .wrap{max-width:820px;padding:64px 24px 52px}
.article-title{font-size:2.6rem;margin:.2rem 0 .6rem}
.article-sub{font-size:1.25rem;color:var(--muted);margin:0 auto;max-width:62ch;line-height:1.6}
.article-meta{margin:20px 0 0;font-size:.95rem;color:var(--cyan-500);font-weight:600}
.prose.article{font-size:1.08rem}
.prose.article > p:first-of-type{font-size:1.22rem;color:var(--ink);line-height:1.6}
.prose.article h3{font-size:1.5rem;margin-top:2.8rem;padding-top:1.7rem;border-top:1px solid var(--line)}
.prose.article h4{font-size:1.16rem;margin-top:1.9rem}
.prose.article .byline{font-style:italic;color:var(--muted);border-left:3px solid var(--cyan-400);padding-left:16px;margin-top:6px}
.prose.article .btn{margin-top:8px}
.prose.article .endcap{text-align:center;margin:48px 0 0;padding-top:32px;border-top:1px solid var(--line)}

/* sections (full-width pages) */
.section{padding:72px 0}
.section-alt{background:var(--bg-soft)}
.section-navy{background:var(--navy-900);color:#c6d3df}
.section-head{max-width:720px;margin:0 auto 44px;text-align:center}
.section-head h2{margin:0 0 14px;font-size:2.1rem}
.section-head p{font-size:1.15rem;color:var(--muted);margin:0}
.section-navy .section-head p{color:#9fb1c2}

/* card grids */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.cards-3{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.cards-2{grid-template-columns:repeat(2,minmax(0,1fr))}
@media (max-width:620px){.cards-2{grid-template-columns:1fr}}
.card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;transition:transform .15s ease,box-shadow .15s ease,border-color .15s}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(16,43,70,.10);border-color:#cdd9e5}
.card h3,.card h4{margin:0 0 8px;font-size:1.18rem}
.card p{margin:0;color:var(--body);font-size:1rem}
.card-top{border-top:4px solid var(--c,var(--cyan-500))}
.card-num{display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:.95rem;color:var(--cyan-500);background:var(--bg-soft2);width:42px;height:42px;border-radius:10px;margin-bottom:16px;letter-spacing:.02em}

/* link cards (navigation) */
.linkcard{display:block;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px;color:inherit;transition:transform .15s ease,box-shadow .15s ease,border-color .15s}
.linkcard:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(16,43,70,.10);border-color:var(--cyan-400);text-decoration:none}
.linkcard h3{margin:0 0 6px;color:var(--ink)}
.linkcard p{margin:0;color:var(--muted);font-size:.98rem}
.linkcard .more{display:inline-block;margin-top:14px;color:var(--cyan-500);font-weight:600;font-size:.95rem}

/* feature checklist */
.checks{list-style:none;padding:0;margin:0 0 28px;display:inline-block;text-align:left}
.checks li{position:relative;padding-left:32px;margin:.6rem 0;font-size:1.05rem}
.checks li::before{content:"\2713";position:absolute;left:0;top:0;color:var(--cyan-400);font-weight:700}

/* CTA band */
.cta{background:var(--navy-900);color:#fff;text-align:center}
.cta .wrap{padding:72px 24px}
.cta h2{color:#fff;font-size:2rem;margin:0 0 14px;max-width:22ch;margin-left:auto;margin-right:auto}
.cta p{color:#bcccdb;max-width:54ch;margin:0 auto 26px;font-size:1.1rem}

/* helpers */
.measure{max-width:760px;margin-left:auto;margin-right:auto}
.measure h1{font-size:2.1rem;line-height:1.2;margin:0 0 .8rem}
.bullets{list-style:none;padding:0;margin:0 0 1.2rem}
.bullets li{position:relative;padding-left:1.6rem;margin:.55rem 0}
.bullets li::before{content:"";position:absolute;left:.1rem;top:.62em;width:7px;height:7px;border-radius:2px;background:var(--cyan-500)}
.section-cta{margin-top:32px;text-align:center}

/* card with term + definition */
.card .term{display:block;font-weight:700;color:var(--ink);font-size:1.12rem;margin-bottom:6px}

/* FAQ accordion */
.faq{max-width:820px;margin:0 auto}
.faq details{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;background:var(--bg)}
.faq summary{cursor:pointer;padding:18px 22px;font-weight:600;color:var(--ink);font-size:1.08rem;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--cyan-500);font-size:1.5rem;font-weight:400;line-height:1}
.faq details[open] summary::after{content:"\2212"}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq details p{margin:0;padding:16px 22px;color:var(--body)}

/* maturity self-assessment */
.assess{max-width:760px;margin:0 auto}
.q{border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;margin:0 0 16px;background:var(--bg)}
.q-text{font-weight:600;color:var(--ink);font-size:1.05rem;padding:0;margin:0 0 14px;line-height:1.5}
.q-opts{display:flex;gap:10px;flex-wrap:wrap}
.q-opts label{flex:1;min-width:110px;position:relative}
.q-opts input{position:absolute;opacity:0;inset:0;width:100%;height:100%;cursor:pointer;margin:0}
.q-opts span{display:block;text-align:center;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:.95rem;color:var(--body);transition:background .12s,border-color .12s,color .12s}
.q-opts label:hover span{border-color:var(--cyan-400)}
.q-opts input:checked + span{background:var(--cyan-500);border-color:var(--cyan-500);color:#04223a;font-weight:600}
.q-opts input:focus-visible + span{outline:2px solid var(--cyan-500);outline-offset:2px}
.assess-actions{text-align:center;margin:26px 0 0}
.assess-note{text-align:center;color:var(--muted);font-size:.9rem;margin:12px 0 0;min-height:1.2em}
.result{display:none;scroll-margin-top:90px}
.result.show{display:block;animation:xfade .25s ease}
.result.stale{opacity:.5;transition:opacity .2s}
.result-card{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:30px;text-align:center}
.result-level{font-size:1.7rem;color:var(--ink);margin:0 0 6px;font-weight:700}
.result-score{color:var(--muted);margin:0 0 20px}
.meter{height:12px;background:var(--bg-soft2);border-radius:8px;overflow:hidden;max-width:440px;margin:0 auto 10px}
.meter-fill{height:100%;background:var(--cyan-500);width:0;transition:width .7s ease}
.result-rec{max-width:54ch;margin:18px auto 0;color:var(--body)}
.result-actions{margin-top:22px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.focus-list{margin-top:34px}
.focus-list h3{text-align:center;margin-bottom:18px}

/* assessment v2 (sectioned wizard + results) */
.btn:disabled{opacity:.45;cursor:not-allowed}
.assess2{max-width:780px;margin:0 auto}
.a-progress{margin:0 0 24px}
.a-progress-top{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:8px}
.a-progress-top span{font-size:.8rem;font-weight:700;color:var(--ink);text-transform:uppercase;letter-spacing:.05em}
.a-toggle{background:none;border:none;color:var(--cyan-600,var(--cyan-500));font:inherit;font-size:.83rem;font-weight:600;cursor:pointer;text-decoration:underline;padding:0}
.a-bar{height:8px;background:var(--bg-soft2);border-radius:6px;overflow:hidden}
.a-bar-fill{height:100%;background:var(--cyan-500);width:14%;transition:width .3s ease;border-radius:6px}
.a-section{display:none;border:0;padding:0;margin:0;min-inline-size:auto}
.a-section.current{display:block;animation:xfade .25s ease}
.assess2.show-all .a-section{display:block;margin-bottom:34px;padding-bottom:20px;border-bottom:1px solid var(--line)}
.a-sec-head{margin:0 0 18px}
.a-sec-tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--cyan-600,var(--cyan-500));background:var(--bg-soft2);padding:5px 12px;border-radius:20px;margin-bottom:10px}
.a-sec-head h2{font-size:1.4rem;margin:.1em 0 .35em}
.a-sec-head p{color:var(--muted);margin:0}
.q-help{color:var(--muted);font-size:.86rem;margin:-4px 0 12px;line-height:1.45}
.a-nav{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:22px}
.a-nav-r{display:flex;gap:12px}
.a-validate{color:#9a2515;font-size:.92rem;text-align:center;margin:14px 0 0;min-height:1.1em;font-weight:600}
.a-privacy{text-align:center;color:var(--muted);font-size:.82rem;margin:22px 0 0}
.q.unanswered{border-color:#d98a2b;box-shadow:0 0 0 1px #d98a2b}
.result2{display:none;scroll-margin-top:90px}
.result2.show{display:block;animation:xfade .25s ease}
.r2-badge{background:var(--bg-soft);border:1px solid var(--line);border-top:4px solid var(--cyan-500);border-radius:var(--radius);padding:28px 30px;text-align:center;margin:0 auto 34px;max-width:780px}
.r2-prematch{color:var(--muted);font-size:.9rem;margin:0 auto 8px;max-width:48ch}
.r2-level{font-size:1.9rem;font-weight:800;color:var(--ink);margin:0 0 4px}
.r2-overall{color:var(--muted);font-weight:700;margin:0}
.r2-meter{height:12px;background:var(--bg-soft2);border-radius:8px;overflow:hidden;max-width:440px;margin:16px auto}
.r2-meter-f{height:100%;background:var(--cyan-500);border-radius:8px}
.r2-desc{max-width:60ch;margin:8px auto 0;color:var(--body)}
.r2-block{margin:0 auto 36px;max-width:780px}
.r2-block>h3{font-size:1.2rem;margin:0 0 18px;text-align:center}
.r2-bar{margin:0 0 13px}
.r2-bar-l{display:flex;justify-content:space-between;gap:14px;font-size:.9rem;margin-bottom:5px}
.r2-bar-l span:first-child{color:var(--ink);font-weight:600}
.r2-bar-v{color:var(--cyan-600,var(--cyan-500));font-weight:700;font-variant-numeric:tabular-nums}
.r2-bar-t{height:14px;background:var(--bg-soft2);border-radius:7px;overflow:hidden}
.r2-bar-f{height:100%;background:var(--cyan-500);border-radius:7px;min-width:3px}
.r2-quad{max-width:540px;margin:0 auto}
.r2-quad svg{display:block;width:100%;height:auto}
.r2-axisnote{text-align:center;color:var(--body);font-size:.92rem;margin:10px 0 0}
.r2-axisnote b{color:var(--ink)}
.r2-quad-active{background:var(--bg-soft);border-left:4px solid var(--cyan-500);border-radius:0 10px 10px 0;padding:14px 18px;margin:14px auto 0;max-width:600px;color:var(--body)}
.r2-quad-active b{color:var(--ink)}
.r2-sw{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:600px;margin:0 auto}
.r2-sw-card{border:1px solid var(--line);border-radius:12px;padding:16px 18px;background:var(--bg)}
.r2-sw-card span{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;font-weight:700;color:var(--muted)}
.r2-sw-card p{margin:6px 0 0;font-weight:700;color:var(--ink)}
.r2-sw-card.strong{border-left:4px solid #1d9e75}
.r2-sw-card.weak{border-left:4px solid #BA7517}
.r2-steps{max-width:680px;margin:0 auto;padding:0;list-style:none}
.r2-steps li{position:relative;padding:11px 0 11px 28px;border-bottom:1px solid var(--line);color:var(--body)}
.r2-steps li::before{content:"\2192";position:absolute;left:2px;color:var(--cyan-600,var(--cyan-500));font-weight:800}
.r2-steps li.r2-start{font-weight:600;color:var(--ink);border-bottom:none}
.r2-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:6px}
@media (max-width:560px){.r2-sw{grid-template-columns:1fr}}
@media print{.site-header,.site-footer,.cta,.assess2,.skip{display:none!important}.result2{display:block!important}.r2-actions{display:none!important}}

/* UNS interactive module */
.uns{display:grid;grid-template-columns:300px 1fr;gap:24px;max-width:1000px;margin:0 auto;align-items:start}
.uns-tree{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:12px 10px;font-size:.95rem}
.uns-tree ul{list-style:none;margin:0;padding:0}
.uns-tree li>ul{margin-left:14px;border-left:1px solid var(--line);padding-left:6px}
.uns-tree li.collapsed>ul{display:none}
.uns-node{all:unset;cursor:pointer;display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:6px;color:var(--ink);box-sizing:border-box;width:100%}
.uns-node:hover{background:var(--bg-soft)}
.uns-node:focus-visible{outline:2px solid var(--cyan-500);outline-offset:-2px}
.uns-twist{width:12px;text-align:center;color:var(--muted);font-size:.7rem;flex-shrink:0}
.uns-dot{width:8px;height:8px;border-radius:50%;background:var(--cyan-500);flex-shrink:0;margin-left:3px}
.uns-branch.eqsel{color:#185FA5;font-weight:600}
.uns-leaf[aria-selected="true"]{background:var(--cyan-500);color:#04223a;font-weight:600}
.uns-leaf[aria-selected="true"] .uns-dot{background:#04223a}
.uns-detail{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px}
.uns-lbl{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:18px 0 7px}
.uns-lbl:first-child{margin-top:0}
.uns-topic{font-family:ui-monospace,Consolas,monospace;background:var(--navy-900);color:#9fd3ef;padding:12px 14px;border-radius:8px;font-size:.86rem;word-break:break-all;line-height:1.5}
.uns-topic b{color:#fff}
.uns-payload{font-family:ui-monospace,Consolas,monospace;background:var(--bg-soft2);border-radius:8px;padding:14px 16px;font-size:.84rem;white-space:pre;overflow-x:auto;color:var(--ink);margin:0}
.uns-subs{display:flex;flex-wrap:wrap;gap:10px}
.uns-sub{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:20px;padding:7px 14px;font-size:.88rem;background:var(--bg);color:var(--body)}
.uns-sub .uns-sdot{width:8px;height:8px;border-radius:50%;background:var(--uns)}
.uns-sub.pulse{animation:unsPulse .7s ease}
@keyframes unsPulse{0%{box-shadow:0 0 0 0 rgba(42,168,224,.55);border-color:var(--cyan-500);background:var(--bg-soft)}100%{box-shadow:0 0 0 12px rgba(42,168,224,0);border-color:var(--line);background:var(--bg)}}
.uns-pub{margin-top:18px}
.uns-hub{margin:6px auto 0;max-width:600px}
.uns-hub svg{display:block;width:100%;height:auto}
.uns-subnode rect{transition:fill .2s,stroke .2s}
.uns-subnode.rcv rect{fill:#E6F1FB;stroke:#2aa8e0;stroke-width:2}
.uns-subnode.rcv text{fill:#0C447C}
@media (max-width:760px){.uns{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){.uns-sub.pulse{animation:none}}

/* framework in-page sub-nav */
.fw-subnav{position:sticky;top:68px;z-index:30;background:var(--bg);border-bottom:1px solid var(--line)}
.fw-subnav-inner{display:flex;gap:6px;flex-wrap:nowrap;padding:9px 24px;max-width:var(--maxw);margin:0 auto;overflow-x:auto}
.fw-subnav a{font-size:.88rem;color:var(--body);padding:6px 12px;border-radius:8px;white-space:nowrap}
.fw-subnav a:hover{background:var(--bg-soft);color:var(--ink);text-decoration:none}
#layers,#layer-eih,#layer-cdm,#layer-uns,#layer-udl,#layer-fdl,#layer-ai{scroll-margin-top:122px}
.x-deeper{margin:18px 0 0}
.x-deeper a{display:inline-block;font-weight:600;color:var(--cyan-500);font-size:.95rem}

/* AI / LLM router module */
.air{display:grid;grid-template-columns:300px 1fr;gap:24px;max-width:1000px;margin:0 auto;align-items:start}
.air-tasks{display:flex;flex-direction:column;gap:8px}
.air-task{all:unset;cursor:pointer;border:1px solid var(--line);border-left:3px solid var(--ai);border-radius:10px;background:var(--bg);padding:11px 14px;font-size:.95rem;color:var(--ink);transition:background .12s,box-shadow .12s}
.air-task:hover{background:var(--bg-soft)}
.air-task[aria-selected="true"]{background:var(--bg-soft);box-shadow:0 0 0 2px var(--ai) inset}
.air-task:focus-visible{outline:2px solid var(--cyan-500);outline-offset:2px}
.air-detail{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px}
.air-lbl{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:18px 0 7px}
.air-lbl:first-child{margin-top:0}
.air-task-text{font-size:1.1rem;color:var(--ink);font-weight:600;margin:0;line-height:1.4}
.air-pills{display:flex;flex-wrap:wrap;gap:8px}
.air-pill{font-size:.8rem;border:1px solid var(--line);border-radius:6px;padding:5px 10px;color:var(--body);background:var(--bg-soft)}
.air-pill b{color:var(--ink);font-weight:600}
.air-route{font-size:1rem;color:var(--ink);margin:0}
.air-route b{color:#185FA5}
.air-why{color:var(--body);margin:6px 0 0}
.air-flow{margin:14px auto 0}
.air-flow svg{display:block;width:100%;height:auto}
.air-model rect{transition:fill .2s,stroke .2s}
#air-fdl rect{transition:fill .2s,stroke .2s}
#air-fdl.rcv rect{fill:#E1F5EE;stroke:#0F6E56;stroke-width:2}
#air-sme circle.flash{animation:airFlash .45s ease 2}
@keyframes airFlash{0%,100%{fill:#FAEEDA}50%{fill:#EF9F27}}
.air-run{margin-top:16px}
.air-tasks-h{font-size:.72rem;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);margin:0 0 8px;padding-left:2px;font-weight:600}
.air-agent rect{transition:fill .2s,stroke .2s}
.air-agent.active rect{fill:#E6F1FB;stroke:#2aa8e0;stroke-width:2}
#air-synth rect{transition:fill .2s,stroke .2s}
#air-synth.on rect{fill:#E6F1FB;stroke:#2aa8e0;stroke-width:2}
#air-caller rect{transition:fill .2s,stroke .2s}
#air-caller.answered rect{fill:#E1F5EE;stroke:#0F6E56;stroke-width:2}
@media (max-width:760px){.air{grid-template-columns:1fr}}

/* EIH pipeline module */
.eih-wrap{max-width:860px;margin:0 auto;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:18px;overflow-x:auto}
.eih-wrap svg{display:block;width:100%;height:auto;min-width:680px}
.eih-stage{cursor:pointer}
.eih-stage rect{transition:fill .15s,stroke .15s}
.eih-stage:hover rect{stroke:#D85A30}
.eih-stage.sel rect,.eih-stage.active rect{fill:#FAECE7;stroke:#D85A30;stroke-width:2}
.eih-stage:focus-visible{outline:none}
.eih-stage:focus-visible rect{stroke:#D85A30;stroke-width:2.5}
#eih-uns rect{transition:fill .2s,stroke .2s}
#eih-uns.rcv rect{fill:#E1F5EE;stroke:#0F6E56;stroke-width:2}
.eih-below{max-width:760px;margin:18px auto 0}
.eih-controls{display:flex;gap:12px;flex-wrap:wrap;align-items:center;background:var(--bg-soft);border:1px solid var(--line);border-radius:12px;padding:14px}
.eih-try{flex-basis:100%;font-size:.72rem;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);font-weight:600;margin:0}
.eih-net{cursor:pointer;font:inherit;font-weight:600;font-size:.95rem;padding:11px 18px;border-radius:8px;border:1.5px solid #1d9e75;background:#eafaf4;color:#0F6E56;display:inline-flex;align-items:center;gap:9px;box-shadow:0 1px 2px rgba(8,24,42,.08);transition:background .15s,box-shadow .15s}
.eih-net::before{content:"";width:9px;height:9px;border-radius:50%;background:#1d9e75;flex:none}
.eih-net:hover{box-shadow:0 2px 6px rgba(8,24,42,.14)}
.eih-net.off{border-color:#BA7517;color:#854F0B;background:#FBF1DF}
.eih-net.off::before{background:#BA7517}
.eih-info{color:var(--body);margin:16px 0 0;min-height:2.8em}
.eih-payload{font-family:ui-monospace,Consolas,monospace;background:var(--bg-soft2);border-radius:8px;padding:14px 16px;font-size:.84rem;white-space:pre;overflow-x:auto;color:var(--ink);margin:6px 0 0}

/* layer deep-dive framing */
.layer-kicker{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;margin:0 0 10px;display:inline-flex;align-items:center;gap:7px}
.layer-kicker::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor;flex:none}
.section-head .layer-kicker{justify-content:center}
.deepdive-leadin{text-align:center;max-width:620px;margin:26px auto 0;color:var(--body);font-size:1.02rem}
.deepdive-leadin b{color:var(--ink)}

/* home self-assessment feature */
.assess-feature{max-width:720px;margin:0 auto;text-align:center;background:var(--bg);border:1px solid var(--line);border-top:3px solid var(--cyan-500);border-radius:var(--radius);padding:34px 30px}
.assess-feature .eyebrow{margin-bottom:8px}
.assess-feature h2{margin:0 0 .4em}
.assess-feature p{margin:0 auto 22px;max-width:560px}

/* FDL closed-loop module */
.fdl{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:28px;align-items:start;max-width:980px;margin:0 auto}
.fdl-left{min-width:0}
.fdl-card{background:var(--bg);border:1px solid var(--line);border-left:4px solid #BA7517;border-radius:12px;padding:16px 18px}
.fdl-card-top{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:8px}
.fdl-asset{font-weight:700;color:var(--ink)}
.fdl-domain{font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:#854F0B;background:#FBF1DF;border-radius:20px;padding:3px 10px;white-space:nowrap}
.fdl-pred{font-size:1.05rem;color:var(--ink);margin:.2em 0 .8em;line-height:1.4}
.fdl-conf{display:flex;align-items:center;gap:10px;font-size:.8rem;color:var(--muted)}
.fdl-confbar{flex:1;height:8px;border-radius:5px;background:var(--bg-soft2);overflow:hidden}
.fdl-confbar i{display:block;height:100%;background:#BA7517;border-radius:5px;width:0;transition:width .4s}
.fdl-conf b{color:var(--ink)}
.fdl-model{font-size:.78rem;color:var(--muted);margin:.7em 0 0;font-family:ui-monospace,Consolas,monospace}
.fdl-actions{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}
.fdl-actions[hidden],.fdl-reason[hidden]{display:none}
.btn-line{background:transparent;color:#0b2138;border-color:#c2cdd8}
.btn-line:hover{border-color:#0b2138}
.fdl-actions .btn,.fdl-reason .btn{padding:11px 20px;font-size:.95rem}
.fdl-reason{margin-top:12px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.fdl-reason label{font-size:.78rem;color:var(--muted);flex-basis:100%}
.fdl-reason select{font:inherit;padding:10px 12px;border-radius:8px;border:1px solid var(--line);background:var(--bg);color:var(--ink);flex:1;min-width:180px}
.fdl-banner{margin-top:14px;border-radius:10px;padding:12px 14px;font-size:.92rem;display:none}
.fdl-banner.show{display:block}
.fdl-banner.good{background:#E1F5EE;color:#04342C;border:1px solid #9ed9c5}
.fdl-banner.miss{background:#FBF1DF;color:#5c3a07;border:1px solid #e6c489}
.fdl-right{min-width:0}
.fdl-loop{max-width:440px;margin:0 auto}
.fdl-loop svg{display:block;width:100%;height:auto}
.fdl-node rect{transition:fill .15s,stroke .15s}
.fdl-node.active rect{fill:#FBF1DF;stroke:#BA7517;stroke-width:2}
.fdl-stats{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:6px}
.fdl-stat{background:var(--bg-soft);border:1px solid var(--line);border-radius:10px;padding:8px 16px;text-align:center;min-width:104px}
.fdl-stat b{display:block;font-size:1.1rem;color:var(--ink)}
.fdl-stat b.ok{color:#0F6E56}
.fdl-stat b.warn{color:#9a5b00}
.fdl-stat span{font-size:.68rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
.fdl-ledger{margin-top:18px}
.fdl-ledger table{width:100%;border-collapse:collapse;font-size:.82rem}
.fdl-ledger th{text-align:left;font-size:.66rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:600;padding:0 8px 6px}
.fdl-ledger td{padding:6px 8px;border-top:1px solid var(--line);color:var(--body)}
.fdl-ledger .ai-ok{color:#0F6E56;font-weight:700}
.fdl-ledger .ai-no{color:#b3402a;font-weight:700}
.fdl-ledger .empty td{color:var(--muted);font-style:italic;text-align:center;border-top:none}
@media (max-width:780px){.fdl{grid-template-columns:1fr}}

/* knowledge graph diagram */
.kg-wrap{max-width:860px;margin:0 auto;background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:18px;overflow-x:auto}
.kg-wrap svg{display:block;width:100%;height:auto;min-width:560px}
.kg-legend{display:flex;flex-wrap:wrap;gap:18px;justify-content:center;margin:22px auto 0;font-size:.9rem;color:var(--body)}
.kg-legend span{display:inline-flex;align-items:center;gap:8px}
.kg-legend i{width:14px;height:14px;border-radius:4px;display:inline-block}
.kg-cap{text-align:center;color:var(--muted);max-width:62ch;margin:18px auto 0}
.dchip{cursor:pointer}
.dchip > rect{transition:stroke .12s}
.dchip:hover > rect{stroke:#2aa8e0}
.dchip.sel > rect,.dchip:focus-visible > rect{stroke:#2aa8e0;stroke-width:3}
.dchip:focus-visible{outline:none}
.diagram-info{max-width:720px;margin:20px auto 0;background:var(--bg);border:1px solid var(--line);border-left:4px solid var(--cyan-500);border-radius:var(--radius);padding:16px 20px}
.diagram-info h4{margin:0 0 6px;color:var(--ink);font-size:1.06rem}
.diagram-info p{margin:0;color:var(--body)}
.diagram-info .hint{color:var(--muted);margin:0}
.diagram-hint{text-align:center;color:var(--cyan-500);font-size:.9rem;font-weight:500;margin:0 auto 14px}
.diagram-hint::before{content:"\1F446";margin-right:6px}

/* callout (concrete example) */
.callout{background:var(--bg-soft);border-left:4px solid var(--cyan-500);border-radius:0 10px 10px 0;padding:16px 22px;margin:20px 0;color:var(--ink);font-size:1.02rem}
.callout em{color:var(--muted);font-style:normal;display:block;font-size:.85rem;margin-top:6px}

/* get involved */
.involve{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;max-width:900px;margin:0 auto}
.involve .card h3{display:flex;align-items:center;gap:8px}

/* tags (acknowledgements) */
.tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:24px auto 0;max-width:760px}
.tag{background:var(--bg);border:1px solid var(--line);border-radius:20px;padding:7px 16px;font-size:.9rem;color:var(--body)}
.card-label{display:inline-block;font-size:.74rem;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--cyan-500);margin-bottom:8px}

/* reference */
.ref-search{max-width:520px;margin:0 auto 36px}
input[type=search],input[type=text]{font:inherit;font-size:1rem;padding:13px 16px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink);width:100%}
input[type=search]:focus,input[type=text]:focus{outline:none;border-color:var(--cyan-400);box-shadow:0 0 0 3px rgba(42,168,224,.18)}
.std-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px 32px;max-width:980px;margin:0 auto}
.std-item{border-left:3px solid var(--cyan-400);padding:4px 0 4px 16px}
.std-item b{display:block;color:var(--ink);font-size:1rem;margin-bottom:2px}
.std-item span{font-size:.93rem;color:var(--body)}
.ref-none{display:none;text-align:center;color:var(--muted);padding:24px}
.ref-emblem{width:76px;height:76px;margin:0 auto 10px;display:block}
.ref-stats{color:var(--muted);font-size:.92rem;margin:16px 0 0}
.ref-stats strong{color:var(--ink);font-weight:600}
.filter-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;max-width:980px;margin:0 auto 30px}
.chip{all:unset;cursor:pointer;font-size:.9rem;padding:8px 16px;border:1px solid var(--line);border-radius:20px;color:var(--body);background:var(--bg);transition:background .12s,border-color .12s,color .12s}
.chip:hover{border-color:var(--cyan-400)}
.chip[aria-pressed="true"]{background:var(--cyan-500);border-color:var(--cyan-500);color:#04223a;font-weight:600}
.chip:focus-visible{outline:2px solid var(--cyan-500);outline-offset:2px}
@media(max-width:700px){.std-grid{grid-template-columns:1fr}}

/* implementation phases */
.phases{max-width:1000px;margin:0 auto}
.phase{margin-bottom:40px;scroll-margin-top:160px;--pc:#2aa8e0}
.phase .phase-tag{color:var(--pc);background:color-mix(in srgb,var(--pc) 14%,#fff)}
.phase .card-num{color:var(--pc);background:color-mix(in srgb,var(--pc) 14%,#fff)}
.impl-roadmap-bar{position:sticky;top:68px;z-index:30;background:var(--bg);border-bottom:1px solid var(--line);box-shadow:0 2px 8px rgba(8,24,42,.04)}
.impl-rm-scroll{overflow-x:auto;padding:9px 24px}
.impl-rm-scroll svg{display:block;width:100%;height:auto;max-width:940px;min-width:560px;margin:0 auto}
.rmphase.rm-active .rm-node{fill:var(--nc)}
.rmphase.rm-active .rm-label{fill:var(--nc);font-weight:700}
.rmphase{cursor:pointer}
.rm-node{transition:stroke-width .12s}
.rmphase:hover .rm-node,.rmphase:focus-visible .rm-node{stroke-width:3}
.rmphase:hover .rm-label,.rmphase:focus-visible .rm-label{fill:#185FA5}
.rmphase:focus-visible{outline:none}
.phase-head{margin:0 0 22px}
.phase-tag{display:inline-block;font-size:.76rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--cyan-500);background:var(--bg-soft2);padding:5px 13px;border-radius:20px;margin-bottom:12px}
.phase-head h2{margin:.1rem 0 .4rem;font-size:1.55rem}
.phase-head p{margin:0;color:var(--muted);max-width:70ch}
.kout{margin:16px 0 0;font-size:.82rem;color:var(--body);background:var(--bg-soft);border-radius:8px;padding:9px 12px;border-left:3px solid #1d9e75}
.kout span{color:#0a6b4f;font-weight:700}
.kout span::before{content:"\2713";font-weight:800;margin-right:5px}
.card-num-sm{width:34px;height:34px;font-size:.9rem;border-radius:8px;margin-bottom:14px}

/* interactive architecture explorer */
.explorer{display:grid;grid-template-columns:310px 1fr;gap:26px;max-width:1000px;margin:0 auto;align-items:start}
.explorer-rail{display:grid;grid-template-columns:26px 1fr;gap:14px;align-items:stretch}
.rail-tiers{display:flex;flex-direction:column;gap:8px}
.rail-cap{font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);text-align:center;padding:4px 0}
.rail-cap i{font-style:normal;color:var(--cyan-500)}
.flow-track{position:relative}
.flow-line{position:absolute;left:50%;top:26px;bottom:26px;width:3px;transform:translateX(-50%);border-radius:3px;background:linear-gradient(180deg,rgba(212,83,126,.5),rgba(42,168,224,.45),rgba(216,90,48,.5))}
.flow-dot{position:absolute;left:50%;width:11px;height:11px;border-radius:50%;margin-left:-5.5px;margin-top:-5.5px}
.flow-up{background:var(--cyan-500);box-shadow:0 0 10px 2px rgba(42,168,224,.7);animation:flowUp 3.2s cubic-bezier(.45,0,.55,1) infinite}
.flow-up.d1{animation-delay:1.06s}.flow-up.d2{animation-delay:2.13s}
.flow-down{width:9px;height:9px;background:var(--fdl);box-shadow:0 0 10px 2px rgba(216,90,48,.6);animation:flowDown 6.4s ease-in-out infinite;animation-delay:1.6s}
@keyframes flowUp{0%{top:100%;opacity:0}9%{opacity:1}88%{opacity:1}100%{top:0%;opacity:0}}
@keyframes flowDown{0%{top:0%;opacity:0}6%{opacity:1}90%{opacity:1}100%{top:100%;opacity:0}}
.flow-legend{display:flex;justify-content:center;gap:22px;flex-wrap:wrap;margin:22px auto 0;font-size:.85rem;color:var(--muted)}
.flow-legend span{display:inline-flex;align-items:center;gap:7px}
.flow-legend .k{width:10px;height:10px;border-radius:50%}
.flow-legend .k-up{background:var(--cyan-500)}.flow-legend .k-down{background:var(--fdl)}
@media (prefers-reduced-motion:reduce){.flow-dot{animation:none;top:50%;opacity:.6}.flow-up.d1,.flow-up.d2{display:none}}
.tier{all:unset;cursor:pointer;display:flex;align-items:center;gap:12px;padding:13px 15px;border:1px solid var(--line);border-left:4px solid var(--c,var(--cyan-500));border-radius:10px;background:var(--bg);transition:background .15s,box-shadow .15s,border-color .15s}
.tier:hover{background:var(--bg-soft)}
.tier[aria-selected="true"]{background:var(--bg-soft);box-shadow:0 0 0 2px var(--c,var(--cyan-500)) inset}
.tier:focus-visible{outline:2px solid var(--cyan-500);outline-offset:2px}
.tier .t-dot{width:12px;height:12px;border-radius:3px;background:var(--c,var(--cyan-500));flex-shrink:0}
.tier .t-name{font-weight:600;color:var(--ink);font-size:.98rem;line-height:1.25}
.tier .t-sub{display:block;font-size:.8rem;color:var(--muted);font-weight:400}
.explorer-detail{background:var(--bg);border:1px solid var(--line);border-top:4px solid var(--c,var(--cyan-500));border-radius:var(--radius);padding:28px 30px;min-height:340px}
.xpanel{display:none}
.xpanel.active{display:block;animation:xfade .2s ease}
@keyframes xfade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.x-head{display:flex;align-items:center;gap:12px;margin-bottom:6px;flex-wrap:wrap}
.x-head h3{margin:0;font-size:1.4rem}
.x-role{color:var(--body);margin:0 0 18px;font-size:1.02rem}
.x-hint{text-align:center;color:var(--muted);font-size:.9rem;margin:0 0 22px}
@media(max-width:760px){.explorer{grid-template-columns:1fr}.explorer-detail{min-height:0}}
@media(prefers-reduced-motion:reduce){.xpanel.active{animation:none}}

/* framework layer blocks */
.layers{display:flex;flex-direction:column;gap:22px;max-width:940px;margin:0 auto}
.layer{background:var(--bg);border:1px solid var(--line);border-top:4px solid var(--c,var(--cyan-500));border-radius:var(--radius);padding:26px 30px}
.layer-head{display:flex;align-items:center;gap:12px;margin-bottom:10px;flex-wrap:wrap}
.layer-head h3{margin:0;font-size:1.35rem}
.layer-dot{width:14px;height:14px;border-radius:4px;background:var(--c,var(--cyan-500));flex-shrink:0}
.layer-abbr{font-size:.72rem;font-weight:700;letter-spacing:.08em;color:var(--c,var(--cyan-500));border:1px solid var(--c,var(--cyan-500));padding:3px 8px;border-radius:6px}
.layer-role{color:var(--body);margin:0 0 18px}
.layer-feats{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:9px 30px}
.layer-feats li{position:relative;padding-left:1.4rem;font-size:.96rem;margin:.2rem 0;line-height:1.55}
.layer-feats li::before{content:"";position:absolute;left:.1rem;top:.55em;width:6px;height:6px;border-radius:2px;background:var(--c,var(--cyan-500))}
.layer-feats strong{color:var(--ink);font-weight:600}
@media(max-width:700px){.layer-feats{grid-template-columns:1fr}}

/* split feature row */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split img{width:100%;height:auto}
.split h2{margin-top:0}
@media (max-width:820px){.split{grid-template-columns:1fr;gap:32px}}

/* buttons */

/* footer */
.site-footer{background:#06121e;color:#9fb0c1;border-top:3px solid var(--cyan-500)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;padding:56px 24px 44px}
.footer-brand{max-width:460px}
.footer-logo{display:inline-flex;align-items:center;gap:10px;color:#fff;margin-bottom:14px}
.footer-logo:hover{text-decoration:none}
.footer-logo img{height:34px;width:auto}
.footer-logo span{font-weight:800;letter-spacing:.14em;font-size:1.1rem;color:#fff}
.footer-brand p{font-size:.95rem;color:#8497a8;line-height:1.7;margin:0}
.footer-col{display:flex;flex-direction:column;gap:11px}
.footer-col h2{color:#fff;font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;margin:0 0 6px;font-weight:600}
.footer-col a{color:#9fb0c1;font-size:.95rem}
.footer-col a:hover{color:#fff;text-decoration:none}
.footer-base{border-top:1px solid rgba(255,255,255,.08)}
.footer-base-inner{display:flex;justify-content:space-between;gap:16px;padding:18px 24px;flex-wrap:wrap;font-size:.85rem;color:#6f8194}
.footer-tag{color:var(--cyan-300)}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr 1fr;gap:28px 32px}.footer-brand{grid-column:1 / -1}}

/* per-layer accent helpers */
.lyr-eih{--c:var(--eih)} .lyr-cdm{--c:var(--cdm)} .lyr-uns{--c:var(--uns)}
.lyr-udl{--c:var(--udl)} .lyr-fdl{--c:var(--fdl)} .lyr-ai{--c:var(--ai)}

@media (max-width:900px){
  .nav-toggle{display:block}
  .site-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--navy-800);flex-direction:column;padding:10px 16px;gap:2px;border-bottom:1px solid rgba(255,255,255,.08)}
  .site-nav.open{display:flex}
  .hero-title{font-size:2.1rem}
  .hero-inner{padding:64px 24px}
  .hero-inner.has-art{grid-template-columns:1fr}
  .hero-art{display:none}
  .page-head-inner{flex-direction:column;align-items:flex-start;gap:28px;padding:40px 24px}
  .page-head-media{flex-basis:auto;max-width:100%;width:100%;max-width:420px;align-self:center}
}