:root {
  --deep:#3D1F6E; --mid:#6B3FA0; --light:#9B6FD0; --lav:#C4A8E8;
  --ghost:#FAF7FD; --white:#FFFFFF; --ink:#1A1A2E; --muted:#625C6E;
  --line:#E4D9EF; --shadow:0 18px 50px rgba(61,31,110,.11);
  --radius:22px; --shell:min(1160px, calc(100% - 40px));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;color:var(--ink);background:var(--white);font-family:Montserrat,Arial,Helvetica,sans-serif;line-height:1.65;overflow-x:hidden}
a{color:var(--deep);text-underline-offset:3px}
a:hover{color:var(--mid)}
img{max-width:100%;height:auto;display:block}
.shell{width:var(--shell);margin-inline:auto}
.narrow{max-width:850px}
.skip-link{position:absolute;left:-9999px;top:8px;background:#fff;color:#000;padding:10px 14px;z-index:999}
.skip-link:focus{left:8px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:13px;text-decoration:none;color:var(--ink);min-width:max-content}
.brand img{width:58px;height:58px;object-fit:contain}
.brand-text{display:grid;line-height:1.2}.brand-text strong{font-size:.98rem}.brand-text span{font-size:.73rem;letter-spacing:.16em;text-transform:uppercase;color:var(--mid);margin-top:5px}
nav{display:flex;gap:8px;align-items:center;overflow-x:auto;white-space:nowrap;padding-block:6px;scrollbar-width:none}
nav::-webkit-scrollbar{display:none}nav a{text-decoration:none;font-weight:700;font-size:.82rem;padding:9px 12px;border-radius:999px;color:var(--ink)}nav a:hover{background:var(--ghost);color:var(--deep)}
.section{padding:82px 0}.section.tint{background:var(--ghost)}.section-dark{background:linear-gradient(135deg,#2d1554 0%,var(--deep) 58%,#4b277f 100%);color:var(--white)}
.eyebrow{margin:0 0 12px;font-size:.74rem;line-height:1.3;text-transform:uppercase;letter-spacing:.18em;font-weight:800;color:var(--lav)}.eyebrow.purple{color:var(--mid)}
h1,h2,h3{font-weight:800;letter-spacing:-.025em;line-height:1.12;margin-top:0}h1{font-size:clamp(2.55rem,6vw,5.6rem);max-width:950px;margin-bottom:20px}h2{font-size:clamp(2rem,4vw,3.5rem);margin-bottom:22px}h3{font-size:1.16rem;margin-bottom:10px}
p{margin:0 0 18px}.lead,.section-intro{font-size:1.12rem;color:var(--muted);max-width:900px}.section-dark .lead,.section-dark .section-intro{color:#efe6fa}
.hero{padding:96px 0 82px}.hero-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:56px;align-items:center}.hero-lede{font-size:clamp(1.15rem,2vw,1.5rem);max-width:800px;color:#eee5f8}.hero-logo{width:104px;height:104px;margin-bottom:22px}.status-row{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0}.status-pill{display:inline-flex;border:1px solid rgba(255,255,255,.36);border-radius:999px;padding:8px 13px;font-size:.78rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;background:rgba(255,255,255,.08)}.status-lavender{background:var(--lav);color:#2d1554;border-color:var(--lav)}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 18px;border-radius:12px;font-weight:800;text-decoration:none;border:1px solid transparent;transition:.2s ease}.btn-light{background:var(--white);color:var(--deep)}.btn-outline{color:var(--white);border-color:rgba(255,255,255,.48)}.btn-pdf{background:var(--lav);color:#2d1554}.btn-dark{background:var(--deep);color:var(--white)}.btn:hover{transform:translateY(-1px)}
.hero-visual{background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);padding:22px}.hero-visual img{background:var(--ghost);border-radius:14px}
.callout{border-left:5px solid var(--mid);background:var(--ghost);padding:20px 22px;border-radius:0 14px 14px 0;margin-top:28px}.section-dark .callout{background:rgba(255,255,255,.08);border-left-color:var(--lav)}
.dimension-grid,.concept-grid,.method-grid,.limitation-grid,.resource-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.dimension-card,.concept-grid article,.method-grid article,.limitation-grid article{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 8px 24px rgba(61,31,110,.045)}.dimension-card>span{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--deep);color:#fff;font-size:.78rem;font-weight:800;margin-bottom:16px}.dimension-card p,.concept-grid p,.method-grid p,.limitation-grid p{margin-bottom:0;color:#514a5e}.method-grid .wide{grid-column:1/-1}
.visual-attribution{display:flex;justify-content:flex-end;align-items:center;flex-wrap:wrap;gap:.42rem;margin:12px 4px 0;padding-top:10px;border-top:1px solid var(--line);font-family:"Courier New",Courier,monospace;font-size:.72rem;font-weight:700;line-height:1.35;letter-spacing:.02em;color:var(--deep)}.visual-attribution a{color:var(--deep);text-decoration:none}.visual-attribution a:hover{text-decoration:underline;color:var(--mid)}.hero-visual .visual-attribution{border-top-color:rgba(255,255,255,.2);color:#fff}.hero-visual .visual-attribution a{color:#fff}.hero-visual .visual-attribution a:hover{color:var(--lav)}
.figure{margin:34px 0 10px;border:1px solid var(--line);border-radius:20px;padding:18px;background:#fff;box-shadow:var(--shadow)}.figure img{width:100%;border-radius:12px}.figure figcaption{font-size:.88rem;color:var(--muted);margin:12px 4px 0}
.arch-copy{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;margin-top:26px}.arch-copy div{border-top:4px solid var(--lav);padding:16px 14px;background:var(--ghost);border-radius:0 0 14px 14px}.arch-copy strong{display:block;color:var(--deep);margin-bottom:5px}
.axis-explainer,.authority-layout,.prototype-text,.split,.source-groups{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:start}.axis-list,.authority-conditions{margin:0;padding-left:20px}.axis-list li,.authority-conditions li{margin-bottom:8px}
.definition-exact{border:1px solid var(--line);border-left:5px solid var(--deep);background:#fff;padding:20px;border-radius:0 14px 14px 0;margin:18px 0}.definition-exact p{margin:0}
.operational{background:#211038;color:#fff}.operational .figure{background:#fff}.boundary-note{margin-top:24px;padding:18px 20px;background:var(--ghost);border:1px solid var(--line);border-radius:14px;color:#514a5e}.operational .boundary-note{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#efe6fa}
.prototype-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.prototype{background:#fff;border:1px solid var(--line);border-radius:20px;padding:25px}.prototype-label{font-size:.74rem;text-transform:uppercase;letter-spacing:.14em;font-weight:800;color:var(--mid)}.scenario{color:var(--muted);font-style:italic}.prototype dl{margin:0}.prototype dl div{padding:12px 0;border-top:1px solid #eee6f5}.prototype dt{font-weight:800;color:var(--deep)}.prototype dd{margin:4px 0 0;color:#514a5e}.method-note{background:var(--ghost);padding:14px;border-radius:12px;margin-top:16px}.prototype-qualifier{margin-top:22px;color:var(--muted)}
.cohort{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0}.cohort span{padding:8px 12px;border-radius:999px;background:var(--ghost);border:1px solid var(--line);font-size:.84rem;font-weight:700}.metric-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;margin:25px 0}.metric{padding:20px 12px;border:1px solid var(--line);border-radius:15px;text-align:center;background:#fff}.metric strong{display:block;color:var(--deep);font-size:2.15rem;line-height:1}.metric span{display:block;margin-top:8px;font-size:.72rem;font-weight:800;letter-spacing:.05em}.benchmark-total{font-weight:800;color:var(--deep)}.benchmark-conclusion{font-size:1.08rem;padding:22px;background:var(--ghost);border-left:5px solid var(--deep);border-radius:0 14px 14px 0}.coverage-gap{margin-top:30px;padding:24px;border-radius:18px;background:var(--deep);color:#fff}.coverage-gap .eyebrow{color:var(--lav)}
.protected-box{padding:24px;border:1px solid var(--line);border-radius:18px;background:var(--ghost)}.protected-box p{margin-bottom:0;color:#514a5e}
.disclaimer p:last-child{font-size:1.06rem;color:#f3ecfa}.source-groups ul{padding-left:20px}.source-groups li{margin-bottom:10px;overflow-wrap:anywhere}.source-groups a{font-weight:700}
.resource-grid a,.resource-disabled{display:block;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;text-decoration:none;color:var(--ink)}.resource-grid a strong,.resource-disabled strong{display:block;color:var(--deep);margin-bottom:6px}.resource-grid a span,.resource-disabled span{color:var(--muted);font-size:.9rem}.resource-disabled{opacity:.72}.advisory-cta,.pdf-cta{margin-top:26px;border-radius:20px;padding:26px;background:var(--deep);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:22px}.advisory-cta h3,.pdf-cta h3{margin-bottom:4px}.pdf-cta{background:linear-gradient(125deg,var(--mid),var(--deep))}
.methodology-notice{border-top:1px solid var(--line)}
footer{background:#12091f;color:#e9def4;padding:44px 0;font-family:"Courier New",Courier,monospace}.footer-inner{display:grid;grid-template-columns:74px 1fr;gap:22px;align-items:start}.footer-inner img{width:64px}.footer-inner p{font-size:.78rem;margin-bottom:10px}.footer-meta{margin:12px 0 16px;padding:12px 0;border-top:1px solid rgba(196,168,232,.28);border-bottom:1px solid rgba(196,168,232,.28)}.footer-meta p{margin:0 0 5px}.footer-meta p:last-child{margin-bottom:0}.footer-meta a{color:#FFFFFF;overflow-wrap:anywhere}.footer-meta a:hover{color:var(--lav)}.copyright{color:var(--lav)}
@media (max-width:900px){
  :root{--shell:min(100% - 28px,1160px)}
  .header-inner{align-items:flex-start;flex-direction:column;padding:12px 0;gap:6px}.brand img{width:48px;height:48px}nav{width:100%}
  .hero{padding-top:62px}.hero-grid,.axis-explainer,.authority-layout,.split,.source-groups{grid-template-columns:1fr}.hero-visual{order:-1}.hero-visual img{max-height:470px;object-fit:contain}
  .dimension-grid,.concept-grid,.method-grid,.limitation-grid,.resource-grid,.prototype-grid{grid-template-columns:1fr}.method-grid .wide{grid-column:auto}.arch-copy{grid-template-columns:1fr 1fr}.metric-grid{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:600px){
  .section{padding:58px 0}.hero{padding:48px 0 56px}h1{font-size:2.65rem}h2{font-size:2.05rem}.hero-logo{width:80px;height:80px}.cta-row,.advisory-cta,.pdf-cta{flex-direction:column;align-items:stretch}.btn{width:100%}.arch-copy{grid-template-columns:1fr}.metric-grid{grid-template-columns:1fr 1fr}.metric:last-child{grid-column:1/-1}.figure{padding:9px;margin-inline:0}.figure img{min-width:0}.footer-inner{grid-template-columns:1fr}.footer-inner img{width:56px}.brand-text{display:none}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}
/* V1.0 lifecycle closure + Adversarial Testing Cycle 1 evidence */
.validation-actions{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 18px}.validation-scope{margin-top:20px;padding:18px 20px;border-left:5px solid var(--mid);background:#fff;border-radius:0 14px 14px 0}.validation-detail{margin-top:28px}.validation-figure img{max-height:760px;object-fit:contain;background:var(--ghost)}
@media (max-width:600px){.validation-actions{flex-direction:column}.validation-actions .btn{width:100%}}