/* V5.9.1 Phase A: Noble Ink tokens (assets/css/brand.css). Colours, radii, shadows and fonts come from var(--np-*). */
:root{--purple:var(--np-brand);--ink:var(--np-ink);--muted:var(--np-muted);--line:var(--np-border);--soft:var(--np-surface);--navy:var(--np-ink)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--np-font-sans);color:var(--ink);background:var(--np-white);-webkit-font-smoothing:antialiased}.skip-link{position:fixed;left:12px;top:10px;z-index:1000;background:var(--np-ink);color:var(--np-white);padding:10px 13px;border-radius:var(--np-radius-sm);transform:translateY(-160%)}.skip-link:focus{transform:none}.site-header{height:76px;display:flex;align-items:center;padding:0 5vw;position:sticky;top:0;z-index:50;background:var(--np-white);backdrop-filter:blur(16px);border-bottom:1px solid var(--np-border);gap:36px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:19px;font-weight:800;letter-spacing:-.025em;color:var(--np-ink)}.brand-mark{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;background:linear-gradient(135deg,#7a59ff,#4d5cf5);color:#fff;font-weight:800;font-style:italic}.nav{margin-left:auto;display:flex;align-items:center;gap:30px;font-size:13px}.nav a{text-decoration:none;color:var(--np-ink)}.header-actions{margin-left:0;display:flex;gap:9px}.btn{min-height:43px;padding:0 18px;border:1px solid var(--np-border);border-radius:var(--np-radius-sm);text-decoration:none;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;background:var(--np-white);color:var(--np-ink)}.btn.primary{background:var(--purple);color:var(--np-white);border-color:var(--purple)}.page-hero{padding:70px 20px 46px;text-align:center;background:none}.eyebrow{display:inline-flex;padding:7px 11px;border-radius:var(--np-radius-pill);background:var(--np-brand-soft);color:var(--np-brand);font-size:12px;font-weight:800;letter-spacing:.04em;text-transform:uppercase}.page-hero h1{font-size:clamp(38px,5vw,58px);letter-spacing:-.05em;line-height:1.03;margin:16px auto 14px;max-width:920px}.page-hero p{max-width:760px;margin:0 auto;color:var(--muted);font-size:15px;line-height:1.75}.article{max-width:900px;margin:0 auto;padding:20px 22px 84px}.article h2{font-size:28px;letter-spacing:-.03em;margin:54px 0 14px}.article h3{font-size:19px;margin:30px 0 10px}.article p,.article li{color:var(--np-ink-2);font-size:15px;line-height:1.82}.article ul{padding-left:22px}.callout{margin:32px 0;padding:22px 24px;border:1px solid var(--np-border);border-radius:var(--np-radius-md);background:var(--np-surface)}.callout strong{color:var(--np-ink)}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:28px 0}.card{border:1px solid var(--line);border-radius:var(--np-radius-md);padding:20px;background:var(--np-white)}.card h3{font-size:15px;margin:0 0 8px}.card p{font-size:13px;margin:0}.article a{color:var(--np-brand)}.article table{width:100%;border-collapse:collapse;margin:24px 0;font-size:13px}.article th,.article td{border:1px solid var(--np-border);padding:11px;text-align:left;vertical-align:top}.article th{background:var(--np-surface)}.article code{background:var(--np-surface);border-radius:var(--np-radius-xs);padding:2px 5px}footer{border-top:1px solid var(--np-border);min-height:84px;padding:20px clamp(18px,3vw,48px);display:flex;align-items:center;gap:20px;color:var(--np-muted);font-size:13px}footer .spacer{flex:1}footer a{text-decoration:none;color:inherit}a:focus-visible,button:focus-visible{outline:3px solid var(--np-brand);outline-offset:3px;border-radius:var(--np-radius-sm)}@media(max-width:820px){.nav{display:none}.cards{grid-template-columns:1fr}.article{padding-left:18px;padding-right:18px}footer{flex-wrap:wrap}footer .spacer{display:none}}@media(max-width:560px){.header-actions .btn:first-child{display:none}.site-header{padding:0 14px}.page-hero{padding-top:48px}.page-hero h1{font-size:38px}footer{flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* V5.8.36.10 - Learning Centre desktop gutters */
.article-section{width:min(100%,1240px);margin:0 auto;padding:30px clamp(24px,3vw,40px) 0}.article-section+.article-section{padding-top:18px}.article-section>p{max-width:920px;color:var(--np-ink-2);font-size:15px;line-height:1.75}.article-section .cards{margin-top:22px}

/* V5.8.36.9 content-quality / learning centre */
.article-meta{display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center;margin:8px 0 34px;color:var(--np-muted);font-size:13px}.article-meta a{font-weight:700}.article ol{padding-left:24px}.article blockquote{margin:28px 0;padding:4px 0 4px 22px;border-left:4px solid var(--np-brand);color:var(--np-ink-2)}.related-reading{margin-top:58px;padding-top:8px;border-top:1px solid var(--np-border)}.learning-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:32px 0}.learn-card{border:1px solid var(--np-border);border-radius:var(--np-radius-lg);padding:22px;background:var(--np-white)}.learn-card h2{font-size:20px;margin:10px 0 8px}.learn-card p{font-size:14px;margin:0 0 14px}.topic-tag{display:inline-flex;padding:5px 8px;border-radius:var(--np-radius-pill);background:var(--np-brand-soft);color:var(--np-brand);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.04em}.read-more{font-size:13px;font-weight:800}.glossary{display:grid;grid-template-columns:minmax(140px,220px) 1fr;gap:0;margin:30px 0;border-top:1px solid var(--np-border)}.glossary dt,.glossary dd{margin:0;padding:15px 12px;border-bottom:1px solid var(--np-border)}.glossary dt{font-weight:800;color:var(--np-ink)}.glossary dd{color:var(--np-ink-2);line-height:1.7}.learn-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;max-width:980px;margin:24px auto 0}.learn-link a{display:block;padding:16px 18px;border:1px solid var(--np-border);border-radius:var(--np-radius-md);background:var(--np-white);color:var(--np-brand);text-decoration:none;font-weight:750}.learn-link a:hover{background:var(--np-surface)}.section-cta{text-align:center;margin-top:28px}@media(max-width:820px){.learning-grid,.learn-links{grid-template-columns:1fr}.glossary{grid-template-columns:1fr}.glossary dt{padding-bottom:4px;border-bottom:0}.glossary dd{padding-top:2px}}

/* V5.8.36.9 - evidence-led editorial components */
.evidence-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin:22px 0}.evidence-stat{border:1px solid var(--np-border);border-radius:var(--np-radius-md);padding:16px;background:var(--np-white)}.evidence-stat strong{display:block;font-size:22px;line-height:1.15;color:var(--np-ink)}.evidence-stat span{display:block;margin-top:5px;color:var(--np-muted);font-size:13px;line-height:1.45}.evidence-table{width:100%;border-collapse:collapse;margin:18px 0 24px;font-size:14px}.evidence-table th,.evidence-table td{border:1px solid var(--np-border);padding:10px 12px;text-align:left;vertical-align:top}.evidence-table th{background:var(--np-surface);font-weight:750}.code-line{display:block;overflow-x:auto;padding:12px 14px;margin:12px 0;border-radius:var(--np-radius-sm);background:var(--np-ink);color:var(--np-white);font:500 13px/1.55 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre-wrap}.fixture-list{display:grid;gap:10px;margin:18px 0}.fixture-link{display:flex;justify-content:space-between;gap:16px;align-items:center;border:1px solid var(--np-border);border-radius:var(--np-radius-md);padding:13px 15px;text-decoration:none;color:var(--np-ink);background:var(--np-white)}.fixture-link:hover,.fixture-link:focus-visible{border-color:var(--np-brand);background:var(--np-brand-soft)}.fixture-link small{color:var(--np-muted)}.az-nav{display:flex;flex-wrap:wrap;gap:7px;margin:18px 0 26px}.az-nav a{display:inline-flex;min-width:34px;height:34px;align-items:center;justify-content:center;border:1px solid var(--np-border);border-radius:var(--np-radius-sm);text-decoration:none;font-weight:700;color:var(--np-brand);background:var(--np-white)}.glossary dt{scroll-margin-top:90px}.editorial-proof{border-left:4px solid var(--np-brand);background:var(--np-brand-soft);padding:16px 18px;border-radius:0 var(--np-radius-sm) var(--np-radius-sm) 0;margin:20px 0}.editorial-proof p:last-child{margin-bottom:0}@media(max-width:600px){.evidence-table{font-size:13px}.evidence-table th,.evidence-table td{padding:8px}.fixture-link{align-items:flex-start;flex-direction:column}}

/* V5.9.1 Phase A: distinct hover and pressed states for primary actions */
.btn.primary:hover{background:var(--np-brand-hover)}.btn.primary:active{background:var(--np-brand-press)}