:root{
  --bg:#0b1020; --card:#121a2e; --ink:#e7ecf7; --muted:#b9c2d3; --accent:#4ea8ff; --bad:#ff6b6b; --good:#2fd07b;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--accent);text-decoration:none}
.container{max-width:1100px;margin:2rem auto;padding:0 1rem}
.header{display:flex;gap:1.5rem;align-items:center;justify-content:flex-start;padding:1.6rem 1rem;border-bottom:1px solid #223;background:var(--bg)}
.brand{display:flex;align-items:center;gap:.8rem;font-weight:800;color:var(--ink);margin-right:auto}
.brand img{height:96px}
.brand span{font-size:1.6rem;line-height:1.1;color:#ffffff}
.search{margin-left:auto;display:flex;gap:0.5rem}
.search input{padding:.8rem 1rem;border-radius:.5rem;border:1px solid #3a4558;background:#1a2544;color:#ffffff;font-size:1rem;min-width:300px}
.search input::placeholder{color:#b9c2d3}
.search input:focus{outline:none;border-color:var(--accent);background:#1e2b48}
.search button{padding:.8rem 1.5rem;border-radius:.5rem;border:0;background:var(--accent);color:#04101d;font-weight:700;cursor:pointer;font-size:1rem}
.search button:hover{background:#6bb8ff}

.hero .lead{color:var(--muted)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.card{background:var(--card);padding:1rem;border-radius:12px;box-shadow:0 4px 18px rgba(0,0,0,.25)}
.fig{background:var(--card);padding:.5rem;border-radius:10px}
.fig img{max-width:100%;display:block;border-radius:8px}
.good li{color:var(--good)}
.bad li{color:var(--bad)}
.note{margin-top:1rem;padding:.8rem;border-left:4px solid var(--accent);background:#0f1a30;border-radius:6px}
.outlier{display:flex;flex-direction:column;gap:2rem}
.outlier-header{background:var(--card);padding:2rem;border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.outlier-header .tagline{margin:.2rem 0 0;color:var(--accent);font-weight:600}
.outlier .intro{color:var(--muted);font-size:1.05rem;margin-top:.8rem}
.hero-figure{background:var(--card);padding:1rem;border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.2)}
.hero-figure img{width:100%;border-radius:10px}
.hero-figure figcaption{margin-top:.5rem;color:var(--muted);font-size:.95rem}
.figure-note{margin:.4rem 0 0;font-size:.85rem;color:var(--muted)}
.toc{background:var(--card);padding:1.5rem;border-radius:14px}
.toc h2{margin-top:0}
.toc ul{list-style:none;padding:0;margin:0}
.toc li{margin:.4rem 0}
.outlier-section{background:var(--card);padding:1.8rem;border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.2)}
.outlier-section h2{margin-top:0}
.outlier-section ul,.outlier-section ol{margin:1rem 0;padding-left:1.5rem}
.callout{margin:1rem 0;padding:1rem 1.2rem;border-left:4px solid var(--accent);background:#0f1a30;border-radius:10px}
.code-block{margin:1.2rem 0;background:#0b1224;padding:1rem 1.2rem;border-radius:12px;border:1px solid #1f2a46}
.code-block figcaption{font-size:.85rem;color:var(--muted);margin-bottom:.6rem;font-weight:600}
.code-block pre{margin:0;font-family:"Fira Code", "Courier New", monospace;font-size:.9rem;line-height:1.4;overflow:auto;max-height:360px;color:#e8eefc}
.key-takeaways,.further-reading{background:var(--card);padding:1.5rem;border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.2)}
.key-takeaways ul,.further-reading ul{margin:1rem 0 0;padding-left:1.5rem}
.key-takeaways li,.further-reading li{margin:.4rem 0}

.nav{position:fixed;left:-320px;top:0;bottom:0;width:280px;background:#0e1527;color:var(--ink);padding:1rem;box-shadow:4px 0 16px rgba(0,0,0,.3);transition:all .25s ease;z-index:1000;overflow:auto}
.nav.open{left:0}
.nav h3{margin-top:1rem}
.nav ul{list-style:none;padding:0}
.nav li{margin:.4rem 0}
.nav-close,.nav-toggle{background:#1a2544;color:var(--ink);border:0;border-radius:8px;padding:.5rem .7rem;cursor:pointer}
.nav-toggle{margin-right:.5rem}

.result-list{list-style:none;padding:0}
.result-list li{background:var(--card);padding:1rem;border-radius:12px;margin:.6rem 0}
.score{margin-left:.5rem;color:var(--muted);font-size:.9rem}
.search-lg input{width:100%;padding:.8rem;border-radius:.6rem;border:1px solid #223;background:#0e1527;color:var(--ink)}
.search-lg button{margin-top:.6rem;padding:.6rem .9rem;border-radius:.6rem;border:0;background:var(--accent);color:#04101d;font-weight:800}

.ad{margin:1rem auto;max-width:1100px;height:80px;background:#0f1a30;border:1px dashed #234;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#6e7a92}
.ad-top{margin-top:.5rem}.ad-bottom{margin-bottom:1rem}

.cookie{position:fixed;bottom:12px;left:12px;right:12px;background:#0f1a30;border:1px solid #223;padding:.8rem;border-radius:12px;display:flex;gap:1rem;align-items:center;justify-content:space-between}
.cookie.hidden{display:none}
.cookie-actions button{margin-right:.5rem;border:0;border-radius:8px;padding:.5rem .8rem;cursor:pointer}
.cookie-actions button:first-child{background:#1a2544;color:var(--ink)}
.cookie-actions button:last-child{background:var(--accent);color:#04101d;font-weight:800}

.training-guide{display:flex;flex-direction:column;gap:2rem}
.training-hero{background:var(--card);padding:2.2rem;border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.training-hero h1{margin:0 0 .8rem}
.training-hero p{margin:0;color:var(--muted);font-size:1.05rem;line-height:1.6}
.training-toc{padding:1.5rem 2rem}
.training-section{background:var(--card);padding:2rem;border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.25);display:flex;flex-direction:column;gap:1.6rem}
.training-section h2{margin:0}
.training-subsection{background:#0f1a30;padding:1.5rem;border-radius:12px;box-shadow:inset 0 0 0 1px rgba(78,168,255,.08);display:flex;flex-direction:column;gap:1rem}
.training-subsection h3{margin:0}
.training-subsection h4{margin:0}
.training-subsection p{margin:0}
.training-subsection p+p{margin-top:.6rem}
.training-subsection ul{margin:0;padding-left:1.2rem}
.training-subsection li{margin:.3rem 0}
.principles-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.principles-grid article{background:#101a2f;padding:1rem;border-radius:10px;box-shadow:inset 0 0 0 1px rgba(78,168,255,.08);display:flex;flex-direction:column;gap:.5rem}
.example-figure{background:#101a2f;padding:1rem;border-radius:12px;text-align:center}
.example-figure img{width:100%;display:block;border-radius:10px;margin-bottom:.8rem}
.example-figure figcaption{margin:0;color:var(--muted);font-size:.95rem}
.story-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.story-grid article{background:#101a2f;padding:1rem;border-radius:10px;box-shadow:inset 0 0 0 1px rgba(78,168,255,.08);display:flex;flex-direction:column;gap:.5rem}
.highlight{color:var(--accent);font-weight:600}
.table-wrapper{overflow-x:auto}
.training-table{width:100%;border-collapse:collapse;font-size:.95rem;background:#101a2f;border-radius:10px;overflow:hidden}
.training-table th,.training-table td{padding:.75rem 1rem;border:1px solid #1f2a46;text-align:left}
.training-table th{background:#15213a;font-weight:600;color:var(--ink)}
.training-table tbody tr:nth-child(even){background:#0d1526}
.audience-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.audience-grid article{background:#101a2f;padding:1.2rem;border-radius:12px;box-shadow:inset 0 0 0 1px rgba(78,168,255,.08);display:flex;flex-direction:column;gap:.4rem}
.audience-grid h4{margin:0 0 .4rem}
.audience-grid h5{margin:.5rem 0 .2rem;font-size:.9rem;color:var(--accent);letter-spacing:.04em;text-transform:uppercase}
.chart-grid{display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.chart-card{background:#101a2f;padding:1.2rem;border-radius:12px;box-shadow:inset 0 0 0 1px rgba(78,168,255,.08);display:flex;flex-direction:column;gap:.6rem}
.chart-card h4{margin:0;font-size:1.05rem}
.chart-card p{margin:0;line-height:1.5}
.chart-card-list{display:flex;flex-direction:column;gap:.3rem}
.chart-card-list h5{margin:0;font-size:.85rem;color:var(--accent);letter-spacing:.05em;text-transform:uppercase}
.chart-card-list ul{margin:0;padding-left:1.2rem}
.chart-card-list li{margin:.2rem 0}
.lifecycle-grid{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.lifecycle-grid article{background:#101a2f;padding:1.2rem;border-radius:12px;box-shadow:inset 0 0 0 1px rgba(78,168,255,.08);display:flex;flex-direction:column;gap:.4rem}
.lifecycle-grid h4{margin:0}
.lifecycle-grid ul{margin:.4rem 0 0;padding-left:1.2rem}
.lifecycle-grid li{margin:.3rem 0}

.related-visuals{margin-top:3rem;padding:2rem;background:var(--card);border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.related-visuals h2{margin-top:0;color:var(--ink)}
.related-intro{color:var(--muted);margin-bottom:1.5rem}
.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}
.related-card{display:flex;flex-direction:column;background:#101a2f;padding:1.5rem;border-radius:12px;text-decoration:none;color:var(--ink);border:1px solid #223;transition:all .3s ease}
.related-card:hover{border-color:var(--accent);transform:translateY(-4px);box-shadow:0 8px 20px rgba(78,168,255,.15)}
.related-header h3{margin:0 0 1rem;font-size:1.2rem;color:var(--ink)}
.related-desc{margin:0 0 1rem;color:var(--muted);line-height:1.6;flex-grow:1}
.related-cta{color:var(--accent);font-weight:700;font-size:.95rem;display:flex;align-items:center;gap:.5rem}
.related-card:hover .related-cta{gap:1rem}

.common-mistakes{margin-top:2rem;padding:2rem;background:var(--card);border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.common-mistakes h2{margin-top:0;color:var(--ink)}
.mistakes-intro{color:var(--muted);margin-bottom:1.5rem;font-size:1.05rem}
.mistakes-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem}
.mistake-card{background:#1a1520;padding:1.5rem;border-radius:12px;border:1px solid rgba(255,107,107,.2);transition:all .3s ease}
.mistake-card:hover{border-color:var(--bad);transform:translateY(-4px);box-shadow:0 8px 20px rgba(255,107,107,.15)}
.mistake-icon{font-size:2.5rem;margin-bottom:1rem}
.mistake-card h4{margin:0 0 1rem;color:var(--bad);font-size:1.2rem}
.mistake-card p{margin:0.75rem 0;line-height:1.6;color:var(--muted)}
.mistake-card strong{color:var(--ink)}

.accessibility-section{margin-top:2rem;padding:2rem;background:var(--card);border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.accessibility-section h2{margin-top:0;color:var(--ink)}
.accessibility-intro{color:var(--muted);margin-bottom:1.5rem;font-size:1.05rem}
.accessibility-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-bottom:2rem}
.accessibility-card{background:#0f1a30;padding:1.5rem;border-radius:12px;border:1px solid rgba(78,168,255,.15);transition:all .3s ease}
.accessibility-card:hover{border-color:var(--accent);transform:translateY(-4px);box-shadow:0 8px 20px rgba(78,168,255,.15)}
.accessibility-icon{font-size:2.5rem;margin-bottom:1rem}
.accessibility-card h4{margin:0 0 1rem;color:var(--accent);font-size:1.2rem}
.accessibility-content p{margin:0.75rem 0;line-height:1.6;color:var(--muted)}
.accessibility-content ul{margin:0.5rem 0 1rem 1.2rem;padding:0}
.accessibility-content li{margin:0.4rem 0;line-height:1.6;color:var(--muted)}
.accessibility-content strong{color:var(--ink)}
.color-palette{display:flex;gap:0.5rem;margin-top:0.5rem;flex-wrap:wrap}
.color-swatch{padding:0.5rem 0.75rem;border-radius:6px;font-family:monospace;font-size:0.85rem;font-weight:600;text-align:center;min-width:80px}
.example-text{background:#1a2544;padding:1rem;border-radius:8px;font-style:italic;color:var(--ink);margin-top:0.5rem;border-left:3px solid var(--accent)}
.accessibility-resources{background:#0e1527;padding:1.5rem;border-radius:12px;border:1px solid rgba(78,168,255,.1)}
.accessibility-resources h4{margin:0 0 1rem;color:var(--accent)}
.accessibility-resources ul{margin:0;padding-left:1.2rem}
.accessibility-resources li{margin:0.5rem 0;line-height:1.6;color:var(--muted)}

@media (max-width:900px){
  .grid3{grid-template-columns:1fr}
  .grid2{grid-template-columns:1fr}
  .header{flex-wrap:wrap}
  .search{width:100%;margin-left:0;margin-top:1rem}
  .outlier-section,.outlier-header,.hero-figure,.toc,.key-takeaways,.further-reading{padding:1.2rem}
  .training-hero,.training-section,.training-toc{padding:1.2rem}
}

/* Footer Newsletter Signup */
.site-footer{background:#0a0e1a;border-top:1px solid #1a2544;margin-top:4rem;padding:3rem 2rem 1rem}
.footer-content{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1fr 1.5fr;gap:3rem;margin-bottom:2rem}
.footer-newsletter h3{color:var(--ink);font-size:1.5rem;margin:0 0 0.75rem;font-weight:700}
.footer-newsletter p{color:var(--muted);margin:0 0 1.25rem;line-height:1.6}
.footer-newsletter-form{display:flex;gap:0.75rem;margin-bottom:0.75rem}
.footer-newsletter-form input[type="email"]{flex:1;padding:0.875rem;background:#1a2544;border:1px solid #2a3554;border-radius:8px;color:var(--ink);font-size:1rem;transition:border-color .3s}
.footer-newsletter-form input[type="email"]:focus{outline:none;border-color:var(--accent)}
.footer-newsletter-form button{padding:0.875rem 1.5rem;background:linear-gradient(135deg,#8968CD,#0D4F8B);color:#fff;border:none;border-radius:8px;font-weight:700;cursor:pointer;transition:all .3s;white-space:nowrap}
.footer-newsletter-form button:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(137,104,205,.4)}
.footer-note{font-size:0.875rem;color:var(--muted);margin:0}
.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}
.footer-section h4{color:var(--ink);font-size:1.1rem;margin:0 0 1rem;font-weight:700}
.footer-section ul{list-style:none;padding:0;margin:0}
.footer-section li{margin:0.5rem 0}
.footer-section a{color:var(--muted);text-decoration:none;transition:color .3s}
.footer-section a:hover{color:var(--accent)}
.footer-bottom{max-width:1200px;margin:0 auto;padding-top:2rem;border-top:1px solid #1a2544;text-align:center}
.footer-bottom p{color:var(--muted);font-size:0.9375rem;margin:0}

@media (max-width:768px){
  .footer-content{grid-template-columns:1fr;gap:2rem}
  .footer-newsletter-form{flex-direction:column}
  .footer-links{grid-template-columns:1fr;gap:1.5rem}
  .site-footer{padding:2rem 1rem 1rem}
}

/* Homepage Newsletter CTA */
.newsletter-cta-section{background:linear-gradient(135deg,#8968CD,#0D4F8B);padding:4rem 2rem;margin:4rem 0}
.newsletter-cta-content{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:1.2fr 1fr;gap:3rem;align-items:center}
.newsletter-cta-text h2{color:#fff;font-size:2rem;margin:0 0 1rem;font-weight:800}
.newsletter-cta-text p{color:rgba(255,255,255,0.95);font-size:1.125rem;line-height:1.7;margin:0 0 1.5rem}
.newsletter-benefits{list-style:none;padding:0;margin:0}
.newsletter-benefits li{color:#fff;font-size:1.0625rem;margin:0.75rem 0;display:flex;align-items:center;gap:0.5rem}
.newsletter-cta-form{background:rgba(255,255,255,0.15);padding:2rem;border-radius:16px;backdrop-filter:blur(10px)}
.newsletter-cta-form form{display:flex;flex-direction:column;gap:1rem}
.newsletter-cta-form input[type="email"]{padding:1rem;background:#fff;border:2px solid transparent;border-radius:10px;font-size:1.0625rem;transition:all .3s}
.newsletter-cta-form input[type="email"]:focus{outline:none;border-color:#0D4F8B;box-shadow:0 0 0 3px rgba(13,79,139,0.2)}
.newsletter-cta-form button{padding:1rem;background:#fff;color:#8968CD;border:none;border-radius:10px;font-size:1.0625rem;font-weight:700;cursor:pointer;transition:all .3s}
.newsletter-cta-form button:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,0.2)}
.newsletter-privacy{text-align:center;font-size:0.875rem;color:rgba(255,255,255,0.85);margin:0.75rem 0 0}
.newsletter-privacy a{color:#fff;text-decoration:underline}

@media (max-width:768px){
  .newsletter-cta-section{padding:3rem 1.5rem}
  .newsletter-cta-content{grid-template-columns:1fr;gap:2rem;text-align:center}
  .newsletter-cta-text h2{font-size:1.75rem}
  .newsletter-benefits{text-align:left}
  .newsletter-cta-form{padding:1.5rem}
}