.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-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)}.narrow{max-width:var(--max-width-article);margin-left:auto;margin-right:auto}.eyebrow{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--color-accent);margin-bottom:.5rem}.section-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--color-accent);margin-bottom:1.25rem}.overview-hero{position:relative;padding:0;text-align:center;overflow:hidden}.hero-image-wrap{position:relative;width:100%;max-height:480px;overflow:hidden}.hero-image{width:100%;height:100%;object-fit:cover;display:block}.hero-overlay{position:absolute;inset:0;background:linear-gradient(to bottom,#0a0a0a40,#0a0a0ad9)}.hero-content{position:relative;padding:3rem 1.5rem 4rem;margin-top:-8rem;z-index:1}.overview-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:#fff}.overview-dek{font-size:1.1rem;color:#ffffffb3;line-height:1.65;max-width:600px;margin:0 auto}.hook{padding:5rem 0 0;background:var(--color-bg);border-top:1px solid var(--color-border)}.hook-lines{display:flex;flex-direction:column;gap:0;max-width:720px;margin:0 auto}.frag{margin:0;line-height:1.55;color:var(--color-text-muted);padding:.9rem 0;border-bottom:1px solid var(--color-border)}.frag:last-child{border-bottom:none}.frag em{color:var(--color-accent);font-style:normal;font-weight:600}.frag-lg em{font-style:italic;font-weight:inherit}.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}.frag-md{font-size:clamp(1.1rem,2.5vw,1.35rem);font-weight:600;color:var(--color-text);padding-left:2rem}.frag-sm{font-size:.95rem;padding-left:4rem;border-left:none}.frag-tests{font-size:.8rem;padding-left:4rem;letter-spacing:.15em;text-transform:uppercase;font-weight:700;color:var(--color-accent);border-bottom:none;padding-bottom:0}.frag-fail{padding-left:0;padding-top:1.5rem}.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)}.frag-verdict strong{color:var(--color-accent);text-transform:uppercase;letter-spacing:.06em;font-size:.85em}.frag-coda{padding-left:0;border-bottom:none;font-style:italic;font-size:.95rem;padding-top:.75rem;opacity:.7}.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}.closer-question{font-size:clamp(1.1rem,2.5vw,1.3rem);color:var(--color-text-muted);margin-bottom:.75rem}.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}.closer-pitch{font-size:1.05rem;color:var(--color-text-muted);line-height:1.65;max-width:560px;margin:0 auto 2.25rem}.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)}.hook-cta:hover{background:var(--color-accent-hover);color:var(--color-text-on-accent);transform:translateY(-2px)}.overview-section{padding:5.5rem 0;border-top:1px solid var(--color-border)}.video-container{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:var(--radius);border:1px solid var(--color-border);max-width:860px;margin:0 auto}.video-container iframe{position:absolute;top:0;left:0;width:100%;height:100%}.video-full-link{text-align:center;margin-top:1.25rem;font-size:1.1rem;font-weight:700}.video-full-link a{color:var(--color-accent);text-decoration:none;transition:color var(--transition)}.video-full-link a:hover{color:var(--color-accent-hover)}.contrast-section{background:var(--color-bg-elevated);border-top-color:transparent}.contrast-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem;max-width:900px;margin:0 auto}.contrast-col{padding:2rem;border-radius:var(--radius)}.contrast-col h3{font-size:1.1rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:1.25rem;padding-bottom:.75rem;border-bottom:2px solid}.contrast-theirs{background:#b4282814}.contrast-theirs h3{color:#d45;border-color:#d45}.contrast-theirs li:before{color:#d45}.contrast-his{background:var(--color-accent-dim)}.contrast-his h3{color:var(--color-accent);border-color:var(--color-accent)}.contrast-his li:before{color:var(--color-accent)}.contrast-col ul{list-style:none;padding:0}.contrast-col li{padding:.4rem 0 .4rem 1.25rem;position:relative;font-size:.95rem;line-height:1.55;color:var(--color-text-muted)}.contrast-col li:before{content:"–";position:absolute;left:0;font-weight:700}@media(max-width:640px){.contrast-grid{grid-template-columns:1fr}}.overview-figure{margin:0}.overview-figure img{width:100%;border-radius:var(--radius);border:1px solid var(--color-border)}.overview-figure figcaption{margin-top:.75rem;font-size:.85rem;color:var(--color-text-muted);text-align:center;font-style:italic}.question-box{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius);padding:2rem}.question-list{list-style:none;padding:0}.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)}.question-list li:last-child{border-bottom:none}.question-list li:before{content:"?";position:absolute;left:0;color:var(--color-accent);font-weight:700;font-style:normal}.study-nav{padding:7.5rem 0 5.5rem}.study-nav .section-label{margin-bottom:1.5rem}.study-nav-grid{display:grid;grid-template-columns:1fr;gap:0}.study-nav-card{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)}.study-nav-card:first-child{border-radius:var(--radius) var(--radius) 0 0}.study-nav-card:last-child{border-bottom:1px solid var(--color-border);border-radius:0 0 var(--radius) var(--radius)}.study-nav-card:hover{background:var(--color-bg-elevated);color:inherit}.snc-featured{background:var(--color-accent-dim);border-color:var(--color-accent)}.snc-featured+.study-nav-card{border-top-color:var(--color-accent)}.snc-featured:hover{background:#eab70038}.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}.snc-featured .snc-icon{background:var(--color-accent);color:var(--color-text-on-accent)}.snc-content{flex:1;min-width:0}.snc-title{display:block;font-size:1.05rem;font-weight:700;color:var(--color-heading);margin-bottom:.3rem}.snc-featured .snc-title{color:var(--color-accent)}.snc-desc{display:block;font-size:.88rem;line-height:1.55;color:var(--color-text-muted)}.snc-arrow{font-size:1.25rem;color:var(--color-text-muted);flex-shrink:0;margin-top:.2rem;transition:transform var(--transition),color var(--transition)}.study-nav-card:hover .snc-arrow{color:var(--color-accent);transform:translate(3px)}