.dev-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)}.dev-narrow{max-width:var(--max-width-article);margin-left:auto;margin-right:auto}.dev-eyebrow{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--color-accent);margin-bottom:.5rem}.dev-section-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--color-accent);margin-bottom:1.25rem}.dev-hero{position:relative;text-align:center;overflow:hidden}.dev-hero-img-wrap{position:relative;width:100%;max-height:480px;overflow:hidden}.dev-hero-img{width:100%;height:100%;object-fit:cover;display:block}.dev-hero-overlay{position:absolute;inset:0;background:linear-gradient(to bottom,#0a0a0a00,#0a0a0a99 60%,#0a0a0a)}.dev-hero-content{position:relative;padding:3rem 1.5rem 4rem;margin-top:-8rem;z-index:1}.dev-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}.dev-hero-dek{font-size:1.1rem;color:#ffffffb3;line-height:1.65;max-width:600px;margin:0 auto}.dev-hook{padding:5rem 0 0;background:var(--color-bg);border-top:1px solid var(--color-border)}.dev-hook-lines{display:flex;flex-direction:column;gap:0;max-width:720px;margin:0 auto}.dev-frag{margin:0;line-height:1.55;color:var(--color-text-muted);padding:.9rem 0;border-bottom:1px solid var(--color-border)}.dev-frag:last-child{border-bottom:none}.dev-frag em{color:var(--color-accent);font-style:normal;font-weight:600}.dev-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}.dev-frag-lg em{font-style:italic;font-weight:inherit}.dev-frag-md{font-size:clamp(1.1rem,2.5vw,1.35rem);font-weight:600;color:var(--color-text);padding-left:2rem}.dev-frag-sm{font-size:.95rem;padding-left:4rem}.dev-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)}.dev-frag-verdict strong{color:var(--color-accent);text-transform:uppercase;letter-spacing:.06em;font-size:.85em}.dev-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}.dev-closer-question{font-size:clamp(1.1rem,2.5vw,1.3rem);color:var(--color-text-muted);margin-bottom:.75rem}.dev-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}.dev-closer-pitch{font-size:1.05rem;color:var(--color-text-muted);line-height:1.65;max-width:560px;margin:0 auto 2.25rem}.dev-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)}.dev-cta:hover{background:var(--color-accent-hover);color:var(--color-text-on-accent);transform:translateY(-2px)}.dev-section{padding:5.5rem 0;border-top:1px solid var(--color-border)}.dev-section-alt{background:var(--color-bg-elevated);border-top-color:transparent}.dev-study-nav{padding:7.5rem 0 5.5rem}.dev-nav-grid{display:grid;grid-template-columns:1fr;gap:0}.dev-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)}.dev-nav-card:first-child{border-radius:var(--radius) var(--radius) 0 0}.dev-nav-card:last-child{border-bottom:1px solid var(--color-border);border-radius:0 0 var(--radius) var(--radius)}.dev-nav-card:hover{background:var(--color-bg-elevated);color:inherit}.dev-nav-featured{background:var(--color-accent-dim);border-color:var(--color-accent)}.dev-nav-featured+.dev-nav-card{border-top-color:var(--color-accent)}.dev-nav-featured:hover{background:#eab70038}.dev-nav-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}.dev-nav-featured .dev-nav-icon{background:var(--color-accent);color:var(--color-text-on-accent)}.dev-nav-content{flex:1;min-width:0}.dev-nav-title{display:block;font-size:1.05rem;font-weight:700;color:var(--color-heading);margin-bottom:.3rem}.dev-nav-featured .dev-nav-title{color:var(--color-accent)}.dev-nav-desc{display:block;font-size:.88rem;line-height:1.55;color:var(--color-text-muted)}.dev-nav-arrow{font-size:1.25rem;color:var(--color-text-muted);flex-shrink:0;margin-top:.2rem;transition:transform var(--transition),color var(--transition)}.dev-nav-card:hover .dev-nav-arrow{color:var(--color-accent);transform:translate(3px)}.dev-convo-flow{display:flex;flex-direction:column;gap:0;margin:0 0 2rem;border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden}.dev-cf-item{padding:1.25rem 1.5rem;border-bottom:1px solid var(--color-border)}.dev-cf-item:last-child{border-bottom:none}.dev-cf-label{display:inline-block;font-size:.65rem;font-weight:800;text-transform:uppercase;letter-spacing:.12em;padding:.15rem .55rem;border-radius:3px;margin-bottom:.5rem}.dev-cf-them{background:var(--color-bg-card)}.dev-cf-them .dev-cf-label{color:#d45;background:#b428281f;border:1px solid rgba(180,40,40,.25)}.dev-cf-jesus{background:var(--color-bg-elevated, rgba(255,255,255,.03))}.dev-cf-jesus .dev-cf-label{color:var(--color-accent);background:var(--color-accent-dim);border:1px solid rgba(234,183,0,.25)}.dev-cf-verdict{background:#b428280f;border-left:3px solid #d45}.dev-cf-verdict .dev-cf-label{color:#fff;background:#d45;border:none}.dev-cf-item p{margin:0;font-size:.95rem;line-height:1.6;font-style:italic}.dev-cf-ref{display:block;margin-top:.35rem;font-size:.75rem;font-style:normal;color:var(--color-text-muted)}.dev-convo-note{font-size:.95rem;color:var(--color-text-muted);line-height:1.65;font-style:italic}.dev-desc-grid{display:flex;flex-direction:column;gap:0;border:1px solid var(--color-border);border-radius:var(--radius);overflow:hidden}.dev-desc-card{display:flex;gap:1.25rem;padding:1.25rem 1.5rem;border-bottom:1px solid var(--color-border);background:var(--color-bg-card);transition:background .18s ease}.dev-desc-card:last-child{border-bottom:none}.dev-desc-card:hover{background:var(--color-bg-elevated)}.dev-desc-num{font-size:1.4rem;font-weight:900;color:var(--color-accent);flex-shrink:0;width:2rem;text-align:center;line-height:1.3}.dev-desc-card h3{font-size:1rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--color-accent);margin:0 0 .4rem}.dev-desc-card p{margin:0;font-size:.92rem;line-height:1.55;color:var(--color-text-muted)}.dev-desc-card em{color:var(--color-accent)}.dev-question-box{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius);padding:2rem}.dev-question-list{list-style:none;padding:0;margin:0}.dev-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)}.dev-question-list li:last-child{border-bottom:none}.dev-question-list li:before{content:"?";position:absolute;left:0;color:var(--color-accent);font-weight:700;font-style:normal}.dev-cta-pitch{font-size:1.05rem;color:var(--color-text-muted);line-height:1.65;max-width:560px;margin:0 auto 2rem}@media(max-width:540px){.dev-frag-sm{padding-left:1.5rem}.dev-frag-md{padding-left:1rem}.dev-cf-item{padding:1rem}.dev-desc-card{flex-direction:column;gap:.5rem;padding:1rem}.dev-desc-num{width:auto;font-size:1.1rem}}