#stack .stack-hero{position:relative;z-index:10;padding:clamp(4.5rem,10vh,7.5rem) 0 clamp(3.5rem,8vh,5.5rem)}#stack .stack-hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(2rem,5vw,4.5rem);align-items:center}@media(max-width:960px){#stack .stack-hero-grid{grid-template-columns:1fr}}#stack .stack-h1{max-width:13em}#stack .stack-hero-argument{max-width:42rem;margin-top:clamp(2.4rem,5vw,3.6rem)}#stack .stack-hero-punch,#stack .stack-hero-turn{margin:0;font-family:var(--font-display);font-size:clamp(1.25rem,2.4vw,1.7rem);line-height:1.35;color:var(--color-ink);max-width:22em}#stack .stack-hero-turn{margin-top:2rem}#stack .stack-hero-loop{margin-top:1.8rem;padding:1.25rem 1.35rem 1.3rem;border:1px solid var(--color-border);border-radius:1.15rem;background:#f6f1e8b8}#stack .stack-hero-loop-lead{margin:.35rem 0 .7rem;font-weight:600;color:var(--color-ink)}#stack .stack-hero-loop ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.55rem 1.2rem}@media(max-width:560px){#stack .stack-hero-loop ul{grid-template-columns:1fr}}#stack .stack-hero-loop li{position:relative;padding-left:1.2rem;color:var(--color-secondary);line-height:1.45}#stack .stack-hero-loop li:before{content:"+";position:absolute;left:0;top:0;color:var(--color-accent);font-family:var(--font-mono)}#stack .stack-hero-loop-note{margin:.9rem 0 0;color:var(--color-secondary);line-height:1.6}#stack .stack-hero-teach,#stack .stack-hero-ask{margin-top:1.15rem;max-width:36em}#stack .stack-kicker{margin:1.6rem 0 0;font-family:var(--font-display);font-size:clamp(1.15rem,2vw,1.4rem);line-height:1.35;color:var(--color-ink);max-width:22em}#stack .stack-ctas{display:flex;flex-wrap:wrap;gap:1rem;margin-top:1.8rem}#stack .stack-proof{margin-top:1.4rem;max-width:40em}#stack .fig{margin:0}#stack .fig img{display:block;width:100%;height:auto;border-radius:1.15rem}#stack .fig figcaption{margin-top:.7rem}@media(max-width:960px){#stack .stack-hero-fig{order:-1}}#stack .stack-flow{position:relative;z-index:10;padding:clamp(4rem,9vh,6.5rem) 0}#stack .stack-prose{display:flex;flex-direction:column;gap:1.15rem;margin-top:1.4rem;max-width:40em}#stack .stack-prose-wide{max-width:44em}#stack .stack-prose p{margin:0;font-size:1.05rem;line-height:1.7;color:var(--color-secondary)}#stack .stack-beat{color:var(--color-ink)!important;font-weight:600}#stack .stack-known,#stack .stack-playbook,#stack .stack-means{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.7rem}#stack .stack-known li,#stack .stack-playbook li,#stack .stack-means li{position:relative;padding-left:1.35rem;line-height:1.6;color:var(--color-secondary)}#stack .stack-known li:before,#stack .stack-playbook li:before,#stack .stack-means li:before{content:"+";position:absolute;left:0;top:0;color:var(--color-accent);font-family:var(--font-mono)}#stack .stack-playbook,#stack .stack-means{margin-top:1.4rem;max-width:40em}#stack .skill-grid{list-style:none;margin:2.4rem 0 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.15rem}@media(max-width:760px){#stack .skill-grid{grid-template-columns:1fr}}#stack .skill-card,#stack .bonus-card{background:#f6f1e8b8;border:1px solid var(--color-border);border-radius:1.15rem;padding:1.4rem 1.45rem 1.5rem}#stack .skill-card h3,#stack .bonus-card h3{margin:.45rem 0 .55rem;font-family:var(--font-display);font-size:clamp(1.35rem,2vw,1.6rem);line-height:1.2}#stack .skill-card p,#stack .bonus-card p{margin:0;color:var(--color-secondary);line-height:1.65}#stack .skill-num{color:var(--color-accent);margin-right:.55rem}#stack .bonus-block{margin-top:2.6rem}#stack .bonus-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.15rem;margin-top:1rem}@media(max-width:760px){#stack .bonus-grid{grid-template-columns:1fr}}#stack .stack-close{position:relative;z-index:10;background:var(--ink);padding:clamp(5.5rem,12vh,8.5rem) 0}#stack .stack-close-h2{color:var(--paper);max-width:14em}#stack .stack-close-lede{color:#f6f1e8c7}#stack .stack-close-beats{margin:1.4rem 0 0;font-family:var(--font-display);font-size:clamp(1.2rem,2.2vw,1.55rem);line-height:1.4;color:var(--paper);max-width:22em}#stack .stack-close-note{margin-top:1.3rem}#stack .stack-close-note a{color:#f6f1e8e0}#stack .stack-next{padding-top:3.2rem;padding-bottom:1.5rem}#stack .stack-next-copy{margin:0;color:var(--color-secondary);line-height:1.7}#stack .stack-next-copy a{color:var(--color-ink);font-weight:600;text-decoration:underline;text-underline-offset:.18em}@media(max-width:640px){#stack .stack-ctas{flex-direction:column;align-items:stretch}#stack .stack-ctas .btn{width:100%;justify-content:center}}