@layer nbc.authority-hub {
  .authority-hub{--authority-line:rgba(247,245,242,.12);--authority-soft:rgba(247,245,242,.055);--authority-muted:rgba(247,245,242,.68);--authority-green:139 207 154;--authority-amber:216 173 100;--authority-red:223 119 113}
  .authority-hub .wrap{width:min(calc(100% - 80px),1560px);margin-inline:auto}
  .authority-hero{padding:132px 0 112px;border-bottom:1px solid var(--authority-line)}
  .authority-hero__grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(380px,.72fr);gap:clamp(70px,7vw,132px);align-items:start}
  .authority-hero h1{max-width:900px;font-size:var(--nbc-type-hero-primary);line-height:.94;letter-spacing:-.05em;text-wrap:balance}
  .authority-hero .nbc-unified-hero-lead{max-width:760px;margin-top:28px;font-size:clamp(18px,1.45vw,22px);line-height:1.58;color:var(--authority-muted)}
  .authority-hero__actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:36px}
  .authority-hub .btn.btn-solid{color:#101310;-webkit-text-fill-color:#101310}
  .authority-text-link{color:rgba(247,245,242,.82);text-decoration:none;border-bottom:1px solid rgba(247,245,242,.22);padding-bottom:4px}
  .authority-text-link:hover{color:#fff;border-color:rgba(247,245,242,.58)}
  .authority-executive-brief{border:1px solid var(--authority-line);border-radius:var(--nbc-radius-feature);background:linear-gradient(145deg,rgba(255,255,255,.052),rgba(255,255,255,.018));overflow:hidden}
  .authority-kicker{display:block;padding:17px 22px;border-bottom:1px solid var(--authority-line);font:500 11px/1 var(--nbc-type-mono);letter-spacing:.13em;text-transform:uppercase;color:rgba(247,245,242,.62)}
  .authority-executive-brief>div{display:grid;grid-template-columns:32px 1fr;column-gap:15px;padding:22px;border-bottom:1px solid var(--authority-line)}
  .authority-executive-brief>div:last-child{border-bottom:0}
  .authority-executive-brief small{grid-row:1/3;font:500 11px/1.3 var(--nbc-type-mono);color:rgb(var(--authority-green))}
  .authority-executive-brief strong{font-size:18px;line-height:1.25;color:#f7f5f2}
  .authority-executive-brief p{grid-column:2;margin:7px 0 0;color:var(--authority-muted);line-height:1.55}
  .authority-hub-nav{position:sticky;top:70px;z-index:20;border-bottom:1px solid var(--authority-line);background:rgba(8,12,10,.88);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
  .authority-hub-nav .wrap{display:flex;align-items:center;gap:28px;overflow-x:auto;scrollbar-width:none}
  .authority-hub-nav .wrap::-webkit-scrollbar{display:none}
  .authority-hub-nav a{flex:0 0 auto;padding:16px 0;color:rgba(247,245,242,.64);font:500 11px/1 var(--nbc-type-mono);letter-spacing:.07em;text-decoration:none;text-transform:uppercase}
  .authority-hub-nav a:hover,.authority-hub-nav a:focus-visible{color:#f7f5f2}
  .authority-section{padding-block:var(--nbc-section-standard);border-bottom:1px solid var(--authority-line)}
  .authority-section--visual,.authority-section--next{padding-block:var(--nbc-section-feature)}
  .authority-section-head{max-width:960px;margin-bottom:54px}
  .authority-section-head h2{font-size:var(--nbc-type-section);line-height:.98;letter-spacing:-.042em;text-wrap:balance;margin:0}
  .authority-section-head>p,.authority-section-head>div>p:last-child{max-width:760px;margin:20px 0 0;color:var(--authority-muted);font-size:18px;line-height:1.6}
  .authority-section-head--split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.65fr);max-width:none;gap:80px;align-items:end}
  .authority-section-head--split>p{margin:0}
  .authority-lens{display:grid;grid-template-columns:290px 1fr;border:1px solid var(--authority-line);border-radius:var(--nbc-radius-feature);overflow:hidden;background:rgba(255,255,255,.025)}
  .authority-lens__controls{border-right:1px solid var(--authority-line)}
  .authority-lens-button{width:100%;display:grid;grid-template-columns:34px 1fr;gap:12px;text-align:left;align-items:center;padding:19px 20px;border:0;border-bottom:1px solid var(--authority-line);background:transparent;color:#f7f5f2;cursor:pointer}
  .authority-lens-button:last-child{border-bottom:0}
  .authority-lens-button span{font:500 10px/1 var(--nbc-type-mono);color:rgba(247,245,242,.42)}
  .authority-lens-button strong{font-size:16px}
  .authority-lens-button[aria-pressed="true"]{background:rgba(139,207,154,.085)}
  .authority-lens-button[aria-pressed="true"] span{color:rgb(var(--authority-green))}
  .authority-lens__stage{display:grid;grid-template-columns:minmax(360px,1.1fr) minmax(300px,.8fr);min-height:390px}
  .authority-lens__map{position:relative;display:flex;align-items:center;justify-content:space-between;padding:0 11%;overflow:hidden;background:radial-gradient(circle at 50% 50%,rgba(139,207,154,.10),transparent 55%)}
  .authority-lens__map span{position:absolute;left:11%;right:11%;top:50%;height:1px;background:linear-gradient(90deg,rgba(139,207,154,.18),rgba(139,207,154,.78),rgba(139,207,154,.18))}
  .authority-lens__map i{position:relative;width:18px;height:18px;border:1px solid rgba(139,207,154,.45);border-radius:50%;background:#0a100c;box-shadow:0 0 0 8px rgba(139,207,154,.035)}
  .authority-lens__map i:nth-of-type(3){width:30px;height:30px;background:rgba(139,207,154,.12);box-shadow:0 0 42px rgba(139,207,154,.24)}
  .authority-lens__reading{display:flex;flex-direction:column;justify-content:center;padding:54px;border-left:1px solid var(--authority-line);background:rgba(5,9,7,.34)}
  .authority-lens__reading>span{font:500 10px/1 var(--nbc-type-mono);letter-spacing:.1em;text-transform:uppercase;color:rgb(var(--authority-green))}
  .authority-lens__reading h3{margin:16px 0 14px;font-size:clamp(28px,2.5vw,42px);line-height:1.04;letter-spacing:-.035em}
  .authority-lens__reading p{margin:0;color:var(--authority-muted);font-size:17px;line-height:1.6}
  .authority-lens__reading a{margin-top:26px;color:#f7f5f2;text-decoration:none}
  .authority-section--research{background:rgba(247,245,242,.97);color:#111512}
  .authority-section--research .nbc-eyebrow{color:#405148}
  .authority-section--research .authority-section-head>p{color:#4c5751}
  .authority-research-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .authority-research-card{display:flex;flex-direction:column;min-height:470px;padding:30px;border:1px solid rgba(17,21,18,.13);border-radius:var(--nbc-radius-card);background:#fff}
  .authority-research-card__top{display:flex;justify-content:space-between;gap:16px;font:500 11px/1.2 var(--nbc-type-mono);letter-spacing:.06em;text-transform:uppercase;color:#536259}
  .authority-research-card__metric{display:block;margin-top:34px;font-size:clamp(38px,4vw,62px);line-height:.92;letter-spacing:-.05em;color:#17241d}
  .authority-research-card h3{margin:24px 0 12px;font-size:25px;line-height:1.08;letter-spacing:-.025em}
  .authority-research-card p{margin:0;color:#4b5750;line-height:1.6}
  .authority-source-scope{display:block;margin-top:auto;padding-top:28px;color:#69756e;line-height:1.45}
  .authority-research-card a{margin-top:16px;color:#182b20;font-weight:700;text-decoration:none}
  .authority-method-note{display:grid;grid-template-columns:180px 1fr;gap:30px;margin-top:28px;padding-top:24px;border-top:1px solid rgba(17,21,18,.14)}
  .authority-method-note p{margin:0;max-width:860px;color:#4b5750;line-height:1.55}
  .authority-decision-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .authority-decision-card{padding:30px;border:1px solid var(--authority-line);border-radius:var(--nbc-radius-card);background:var(--authority-soft)}
  .authority-decision-card>span{font:500 10px/1 var(--nbc-type-mono);color:rgb(var(--authority-green))}
  .authority-decision-card h3{margin:18px 0 28px;font-size:30px;letter-spacing:-.035em}
  .authority-decision-card strong{display:block;min-height:52px;font-size:17px;line-height:1.4}
  .authority-decision-card p{margin:12px 0 0;color:var(--authority-muted);line-height:1.55}
  .authority-decision-action{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:34px}
  .authority-article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .authority-article-card{display:flex;flex-direction:column;min-height:320px;padding:28px;border:1px solid var(--authority-line);border-radius:var(--nbc-radius-card);background:var(--authority-soft);color:#f7f5f2;text-decoration:none}
  .authority-article-card>span{font:500 10px/1 var(--nbc-type-mono);letter-spacing:.08em;color:rgb(var(--authority-green))}
  .authority-article-card h3{margin:24px 0 12px;font-size:25px;line-height:1.08;letter-spacing:-.025em}
  .authority-article-card p{margin:0;color:var(--authority-muted);line-height:1.55}
  .authority-article-card>strong{margin-top:auto;padding-top:24px;font-size:14px}
  .authority-library-actions{display:flex;gap:26px;margin-top:30px}
  .authority-library-actions a{color:#f7f5f2;text-decoration:none}
  .authority-next-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.65fr);gap:80px;align-items:start}
  .authority-next-grid h2{max-width:780px;font-size:var(--nbc-type-statement);line-height:.96;letter-spacing:-.045em;margin:0}
  .authority-next-grid>div>p:not(.nbc-eyebrow){max-width:700px;color:var(--authority-muted);font-size:18px;line-height:1.6}
  .authority-next-grid aside{display:grid;grid-template-columns:150px 1fr;gap:14px 24px;padding:28px;border:1px solid var(--authority-line);border-radius:var(--nbc-radius-card);background:var(--authority-soft)}
  .authority-next-grid aside span{font:500 10px/1.3 var(--nbc-type-mono);letter-spacing:.06em;text-transform:uppercase;color:rgba(247,245,242,.48)}
  .authority-next-grid aside strong{font-size:16px;line-height:1.35}
  .authority-hub :focus-visible{outline:2px solid rgb(var(--authority-green));outline-offset:3px}
  @media (max-width:1023px){
    .authority-hub .wrap{width:calc(100% - 40px)}
    .authority-hero{padding:94px 0 78px}
    .authority-hero__grid,.authority-section-head--split,.authority-next-grid{grid-template-columns:1fr;gap:42px}
    .authority-executive-brief{max-width:720px}
    .authority-hub-nav{top:66px}
    .authority-lens{grid-template-columns:1fr}
    .authority-lens__controls{display:grid;grid-template-columns:repeat(5,1fr);border-right:0;border-bottom:1px solid var(--authority-line)}
    .authority-lens-button{grid-template-columns:1fr;gap:8px;border-bottom:0;border-right:1px solid var(--authority-line);text-align:center;padding:17px 8px}
    .authority-lens-button:last-child{border-right:0}
    .authority-lens__stage{grid-template-columns:1fr;min-height:0}
    .authority-lens__map{min-height:230px}
    .authority-lens__reading{border-left:0;border-top:1px solid var(--authority-line)}
    .authority-research-grid,.authority-decision-grid,.authority-article-grid{grid-template-columns:1fr 1fr}
    .authority-research-card{min-height:430px}
  }
  @media (max-width:760px){
    .authority-hub .wrap{width:calc(100% - 40px)}
    .authority-hero{padding:calc(var(--nbc-mobile-header) + 32px) 0 var(--nbc-mobile-section-feature)}
    .authority-hero h1{font-size:var(--nbc-mobile-hero-primary);line-height:.96}
    .authority-hero .nbc-unified-hero-lead{font-size:16px;line-height:1.62;margin-top:22px}
    .authority-hero__actions{align-items:stretch;gap:14px;margin-top:28px}
    .authority-hero__actions .btn{width:100%;justify-content:center}
    .authority-executive-brief>div{padding:20px}
    .authority-hub-nav{top:var(--nbc-mobile-header)}
    .authority-hub-nav .wrap{width:calc(100% - 40px);gap:22px}
    .authority-section,.authority-section--visual,.authority-section--next{padding-block:var(--nbc-mobile-section-standard)}
    .authority-section-head{margin-bottom:34px}
    .authority-section-head h2{font-size:var(--nbc-mobile-section-title);line-height:1}
    .authority-section-head>p,.authority-section-head>div>p:last-child{font-size:16px;margin-top:16px}
    .authority-section-head--split{gap:18px}
    .authority-lens{border-radius:var(--nbc-radius-card)}
    .authority-lens__controls{display:flex;overflow-x:auto;scroll-snap-type:x proximity;scrollbar-width:none}
    .authority-lens__controls::-webkit-scrollbar{display:none}
    .authority-lens-button{min-width:118px;scroll-snap-align:start}
    .authority-lens__map{min-height:180px;padding-inline:8%}
    .authority-lens__map span{left:8%;right:8%}
    .authority-lens__reading{padding:30px 24px}
    .authority-lens__reading h3{font-size:29px}
    .authority-research-grid,.authority-decision-grid,.authority-article-grid{grid-template-columns:1fr;gap:0}
    .authority-research-card{min-height:0;border-radius:0;border-left:0;border-right:0;border-top:1px solid rgba(17,21,18,.16);border-bottom:0;padding:28px 0;background:transparent}
    .authority-research-card:last-child{border-bottom:1px solid rgba(17,21,18,.16)}
    .authority-research-card__metric{font-size:48px;margin-top:28px}
    .authority-method-note{grid-template-columns:1fr;gap:8px}
    .authority-decision-card,.authority-article-card{min-height:0;padding:27px 0;border-radius:0;border-left:0;border-right:0;border-top:1px solid var(--authority-line);border-bottom:0;background:transparent}
    .authority-decision-card:last-child,.authority-article-card:last-child{border-bottom:1px solid var(--authority-line)}
    .authority-decision-card strong{min-height:0}
    .authority-library-actions{flex-direction:column;gap:12px}
    .authority-next-grid{gap:34px}
    .authority-next-grid h2{font-size:var(--nbc-mobile-hero-primary)}
    .authority-next-grid aside{grid-template-columns:1fr;padding:24px}
  }
}

/* NBC v6.552 · G8 Authority Hub base refinements */
@layer nbc.authority-hub {
  body[data-authority-g8="v6552"] .authority-hero{padding:104px 0 78px}
  body[data-authority-g8="v6552"] .authority-hero__grid{grid-template-columns:minmax(0,1.12fr) minmax(360px,.68fr);gap:clamp(54px,6vw,104px);align-items:center}
  body[data-authority-g8="v6552"] .authority-hero .nbc-unified-hero-lead{max-width:720px;margin-top:24px;font-size:clamp(17px,1.35vw,21px);line-height:1.55}
  body[data-authority-g8="v6552"] .authority-executive-brief{display:grid;grid-template-columns:1fr 1fr}
  body[data-authority-g8="v6552"] .authority-executive-brief>.authority-kicker{grid-column:1/-1}
  body[data-authority-g8="v6552"] .authority-executive-brief>div{display:block;padding:18px 20px;min-width:0}
  body[data-authority-g8="v6552"] .authority-executive-brief>div:nth-of-type(odd){border-right:1px solid var(--authority-line)}
  body[data-authority-g8="v6552"] .authority-executive-brief small{display:block;margin-bottom:10px}
  body[data-authority-g8="v6552"] .authority-executive-brief p{margin-top:7px;font-size:13px;line-height:1.48}
  body[data-authority-g8="v6552"] .authority-executive-brief strong{font-size:16px}
  body[data-authority-g8="v6552"] .authority-hub-nav{top:68px}
  body[data-authority-g8="v6552"] .authority-hub-nav .wrap{gap:24px}
  body[data-authority-g8="v6552"] .authority-hub-nav a{padding:14px 0;font-size:10px}
  body[data-authority-g8="v6552"] .authority-section--research{background:transparent;color:#f7f5f2}
  body[data-authority-g8="v6552"] .authority-section--research .nbc-eyebrow{color:rgba(247,245,242,.54)}
  body[data-authority-g8="v6552"] .authority-section--research .authority-section-head>p{color:var(--authority-muted)}
  body[data-authority-g8="v6552"] .authority-research-card{border-color:var(--authority-line);background:rgba(255,255,255,.025);color:#f7f5f2}
  body[data-authority-g8="v6552"] .authority-research-card__top{color:rgba(247,245,242,.48)}
  body[data-authority-g8="v6552"] .authority-research-card__metric{color:#f7f5f2}
  body[data-authority-g8="v6552"] .authority-research-card p{color:rgba(247,245,242,.64)}
  body[data-authority-g8="v6552"] .authority-source-scope{color:rgba(247,245,242,.44)}
  body[data-authority-g8="v6552"] .authority-research-card a{color:#f7f5f2}
  body[data-authority-g8="v6552"] .authority-method-note{border-color:var(--authority-line)}
  body[data-authority-g8="v6552"] .authority-method-note p{color:rgba(247,245,242,.58)}
  @media(max-width:1023px){
    body[data-authority-g8="v6552"] .authority-hero{padding:82px 0 62px}
    body[data-authority-g8="v6552"] .authority-hero__grid{grid-template-columns:1fr;gap:34px}
    body[data-authority-g8="v6552"] .authority-executive-brief{grid-template-columns:1fr 1fr}
  }
  @media(max-width:760px){
    body[data-authority-g8="v6552"] .authority-hero{padding:48px 0 42px}
    body[data-authority-g8="v6552"] .authority-hero__grid{gap:28px}
    body[data-authority-g8="v6552"] .authority-hero h1{font-size:clamp(40px,12vw,52px);line-height:.96}
    body[data-authority-g8="v6552"] .authority-hero .nbc-unified-hero-lead{font-size:16px;line-height:1.52}
    body[data-authority-g8="v6552"] .authority-hero__actions{margin-top:26px;gap:14px}
    body[data-authority-g8="v6552"] .authority-executive-brief{grid-template-columns:1fr}
    body[data-authority-g8="v6552"] .authority-executive-brief>div:nth-of-type(odd){border-right:0}
    body[data-authority-g8="v6552"] .authority-executive-brief>div{padding:16px 18px}
    body[data-authority-g8="v6552"] .authority-executive-brief p{font-size:12.5px}
    body[data-authority-g8="v6552"] .authority-hub-nav{top:64px}
  }
}