.eo-overview{padding-bottom:4rem}.study-bar{border-bottom:1px solid var(--color-border);background:var(--color-bg);position:sticky;top:0;z-index:50}.study-bar .container{max-width:1200px}.study-bar-links{display:flex;justify-content:center;gap:0;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.study-bar-links::-webkit-scrollbar{display:none}.sb-link{padding:.75rem 1.1rem;font-size:.8rem;font-weight:600;letter-spacing:.03em;color:var(--color-text-muted);text-decoration:none;white-space:nowrap;border-bottom:2px solid transparent;transition:color .18s ease,border-color .18s ease}.sb-link:hover{color:var(--color-text)}.sb-active{color:var(--color-accent);border-bottom-color:var(--color-accent)}.eo-narrow{max-width:var(--max-width-article);margin-left:auto;margin-right:auto}.eo-eyebrow{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--color-accent);margin-bottom:.5rem}.eo-section-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--color-accent);margin-bottom:1.25rem}.eo-hero{position:relative;padding:0;text-align:center;overflow:hidden}.eo-hero-bg{width:100%;height:380px;background:linear-gradient(135deg,#0a0a0a,#1a1510 40%,#2a1f0a,#0a0a0a)}[data-theme=light] .eo-hero-bg{background:linear-gradient(135deg,#f5f5f5,#e8dfc8 40%,#d9c89a,#f5f5f5)}.eo-hero-content{position:relative;padding:3rem 1.5rem 4rem;margin-top:-8rem;z-index:1}.eo-hero h1{font-size:clamp(2.2rem,6vw,3.8rem);font-weight:900;letter-spacing:-.02em;line-height:1.08;margin-bottom:1.25rem;color:var(--color-heading)}.eo-hero-dek{font-size:1.1rem;color:var(--color-text-muted);line-height:1.65;max-width:600px;margin:0 auto}.eo-hook{padding:5rem 0 0;background:var(--color-bg);border-top:1px solid var(--color-border)}.eo-hook-lines{display:flex;flex-direction:column;gap:0;max-width:720px;margin:0 auto}.eo-frag{margin:0;line-height:1.55;color:var(--color-text-muted);padding:.9rem 0;border-bottom:1px solid var(--color-border)}.eo-frag:last-child{border-bottom:none}.eo-frag em{color:var(--color-accent);font-style:italic}.eo-frag-lg{font-size:clamp(1.5rem,3.5vw,2rem);font-weight:900;color:var(--color-text);line-height:1.2;letter-spacing:-.02em;padding:1rem 0}.eo-frag-md{font-size:clamp(1.1rem,2.5vw,1.35rem);font-weight:600;color:var(--color-text);padding-left:2rem}.eo-frag-sm{font-size:.95rem;padding-left:4rem}.eo-frag-verdict{font-size:clamp(1.1rem,2.5vw,1.3rem);color:var(--color-text);text-align:center;margin-top:.75rem;padding:1.25rem 2rem;border-top:1px solid var(--color-accent);border-bottom:1px solid var(--color-accent)}.eo-frag-verdict strong{color:var(--color-accent);text-transform:uppercase;letter-spacing:.06em;font-size:.85em}.eo-hook-closer{margin-top:3rem;padding:3.5rem 0;border-top:2px solid var(--color-accent);border-bottom:2px solid var(--color-accent);text-align:center}.eo-closer-question{font-size:clamp(1.1rem,2.5vw,1.3rem);color:var(--color-text-muted);margin-bottom:.75rem}.eo-closer-challenge{font-size:clamp(1.4rem,3.5vw,1.9rem);font-weight:900;color:var(--color-text);line-height:1.25;letter-spacing:-.02em;margin-bottom:1.5rem;max-width:620px;margin-left:auto;margin-right:auto}.eo-closer-pitch{font-size:1.05rem;color:var(--color-text-muted);line-height:1.65;max-width:560px;margin:0 auto 2.25rem}.eo-hook-cta{display:inline-block;padding:1rem 2.5rem;font-size:1.1rem;font-weight:700;letter-spacing:.02em;color:var(--color-text-on-accent);background:var(--color-accent);border-radius:var(--radius);text-decoration:none;transition:background var(--transition),transform var(--transition)}.eo-hook-cta:hover{background:var(--color-accent-hover);color:var(--color-text-on-accent);transform:translateY(-2px)}.eo-section{padding:5.5rem 0;border-top:1px solid var(--color-border)}.eo-contrast-section{background:var(--color-bg-elevated);border-top-color:transparent}.eo-table-wrap{overflow-x:auto;max-width:960px;margin:0 auto}.eo-table{width:100%;border-collapse:collapse;font-size:.9rem}.eo-table th{text-align:left;padding:.75rem 1rem;background:var(--color-bg-card);border-bottom:2px solid var(--color-accent);font-weight:700;color:var(--color-accent);text-transform:uppercase;font-size:.7rem;letter-spacing:.08em}.eo-table td{padding:.75rem 1rem;border-bottom:1px solid var(--color-border);vertical-align:top;line-height:1.55}.eo-table td:first-child{color:var(--color-text);font-weight:600}.eo-table td:nth-child(2){color:var(--color-text-muted)}.eo-table td:nth-child(3){color:var(--color-accent);font-size:.8rem;white-space:nowrap;font-weight:600}.eo-table-accent{background:#eab70014;font-weight:700!important}[data-theme=light] .eo-table-accent{background:#c99a0014}.eo-question-box{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius);padding:2rem}.eo-question-list{list-style:none;padding:0}.eo-question-list li{padding:.6rem 0 .6rem 1.25rem;position:relative;font-size:1rem;line-height:1.6;border-bottom:1px solid var(--color-border);font-style:italic;color:var(--color-text)}.eo-question-list li:last-child{border-bottom:none}.eo-question-list li:before{content:"?";position:absolute;left:0;color:var(--color-accent);font-weight:700;font-style:normal}.eo-study-nav{padding:7.5rem 0 5.5rem}.eo-study-nav .eo-section-label{margin-bottom:1.5rem}.eo-study-nav-grid{display:grid;grid-template-columns:1fr;gap:0}.eo-snc{display:flex;align-items:flex-start;gap:1.25rem;padding:1.5rem;border:1px solid var(--color-border);border-bottom:none;background:var(--color-bg-card);text-decoration:none;color:inherit;transition:background var(--transition)}.eo-snc:first-child{border-radius:var(--radius) var(--radius) 0 0}.eo-snc:last-child{border-bottom:1px solid var(--color-border);border-radius:0 0 var(--radius) var(--radius)}.eo-snc:hover{background:var(--color-bg-elevated);color:inherit}.eo-snc-featured{background:var(--color-accent-dim);border-color:var(--color-accent)}.eo-snc-featured+.eo-snc{border-top-color:var(--color-accent)}.eo-snc-featured:hover{background:#eab70038}.eo-snc-icon{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;flex-shrink:0;border-radius:50%;background:var(--color-bg-elevated);color:var(--color-accent);margin-top:.1rem}.eo-snc-featured .eo-snc-icon{background:var(--color-accent);color:var(--color-text-on-accent)}.eo-snc-content{flex:1;min-width:0}.eo-snc-title{display:block;font-size:1.05rem;font-weight:700;color:var(--color-heading);margin-bottom:.3rem}.eo-snc-featured .eo-snc-title{color:var(--color-accent)}.eo-snc-desc{display:block;font-size:.88rem;line-height:1.55;color:var(--color-text-muted)}.eo-snc-arrow{font-size:1.25rem;color:var(--color-text-muted);flex-shrink:0;margin-top:.2rem;transition:transform var(--transition),color var(--transition)}.eo-snc:hover .eo-snc-arrow{color:var(--color-accent);transform:translate(3px)}