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:root{--ink:#1f301a;--green:#dbff73;--mint:#b5e9cc;--paper:#fbfcf8;--line:#d8dfd2;--muted:#536050;--sans:'Inter Variable',Inter,system-ui,-apple-system,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:85px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.75 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-underline-offset:5px}img{max-width:100%;height:auto}button,input,textarea{font:inherit}button,a,input,textarea,summary{outline-offset:5px}button{cursor:pointer}.skip{position:absolute;top:-100px;left:20px;padding:12px;background:white;z-index:100}.skip:focus{top:10px}.home-nav{position:absolute;z-index:3;top:0;width:100%;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:20px 5vw}.home-nav>a{font-weight:900;font-size:28px;text-decoration:none;display:flex;align-items:center;gap:12px}.home-nav>a span{font-size:12px;line-height:1.3;max-width:100px;font-weight:600}.home-nav nav{display:flex;gap:28px;font-size:13px;font-weight:600}.home-nav nav a{text-decoration:none}.hero{background:linear-gradient(130deg,#e3ff68 0%,#c6ef9e 46%,#a9e1d1 100%);text-align:center;padding:130px 24px 90px;overflow:hidden}.byline{display:flex;flex-direction:column;align-items:center;gap:12px;font-size:14px}.byline img{border-radius:50%;object-fit:cover}.hero h1{font-size:clamp(44px,8.8vw,132px);line-height:.98;letter-spacing:-.065em;font-weight:900;margin:35px auto 32px;max-width:1300px}.hero-description{max-width:810px;margin:auto;font-size:clamp(16px,1.4vw,19px);line-height:1.75}.book-scene{position:relative;max-width:880px;margin:35px auto -30px}.hero-book{display:block;width:100%;filter:drop-shadow(0 35px 30px #213b1b26);animation:bookfloat 7s ease-in-out infinite}.book-orbit{position:absolute;right:2%;top:18%;border-radius:100%;width:145px;aspect-ratio:1;background:var(--ink);color:var(--green);font-size:12px;font-weight:700;line-height:1.4;display:grid;place-content:center;transform:rotate(15deg);padding:15px}.buy-links{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;position:relative;z-index:1}.button{background:var(--ink);color:#fff;border:1px solid var(--ink);display:inline-flex;align-items:center;justify-content:center;gap:20px;text-decoration:none;padding:16px 25px;border-radius:999px;font-weight:600;font-size:14px;line-height:1.4;transition:transform .2s,background .2s}.button:hover{transform:translateY(-3px);background:#34482a}.button.secondary{background:transparent;color:var(--ink)}.button.secondary:hover{background:#ffffff50}.edition-note{font-size:13px;margin-top:25px}.edition-note span{font-size:12px}.section{max-width:1240px;margin:0 auto;padding:100px 40px}.eyebrow{text-transform:uppercase;font-size:11px;letter-spacing:.16em;font-weight:700;display:block;margin-bottom:20px}.testimonial{text-align:center;max-width:1060px}.testimonial blockquote{font-size:clamp(23px,2.7vw,36px);line-height:1.5;font-weight:500;letter-spacing:-.025em;margin:20px 0 40px}.quote-author{display:flex;align-items:center;justify-content:center;gap:16px;text-align:left}.quote-author img{border-radius:50%;object-fit:cover}.quote-author strong,.quote-author span{display:block}.quote-author span{font-size:12px}.author-section{display:grid;grid-template-columns: .8fr 1.2fr;gap:80px;border-top:1px solid var(--line);align-items:start}.author-art{position:sticky;top:100px}.author-art img{width:100%;border-radius:50%;background:var(--mint);image-rendering:auto}.author-art .eyebrow{margin-top:30px;text-align:center}.section h2{font-size:clamp(32px,4vw,58px);line-height:1.08;letter-spacing:-.05em;margin:15px 0 30px;font-weight:800}.author-copy p,.book-copy p{font-size:16px;color:#344130;line-height:1.9}.text-link{display:inline-block;font-weight:600;margin-top:20px}.book-content{border-top:1px solid var(--line);display:grid;grid-template-columns:.85fr 1.15fr;gap:75px}.lead{font-size:22px;line-height:1.5}.book-content>div:first-child{position:sticky;top:100px;align-self:start}.book-copy p:first-child{margin-top:0}.video-section{text-align:center;padding-top:55px}.video-shell{background:radial-gradient(ellipse at top left,#dbff73,#b1e5cb 70%);border-radius:22px;aspect-ratio:16/9;overflow:hidden;display:grid;place-items:center;position:relative}.video-shell:before{content:'COGNITIVE ORGANIZATIONS';font-size:clamp(36px,7vw,100px);font-weight:900;line-height:1;letter-spacing:-.06em;opacity:.12;position:absolute;max-width:80%;pointer-events:none}.video-play{border:0;background:transparent;color:var(--ink);display:flex;flex-direction:column;align-items:center;gap:18px;font-size:15px;font-weight:600;z-index:1}.play-circle{width:80px;height:80px;display:grid;place-content:center;background:var(--ink);color:var(--green);border-radius:50%;font-size:25px;padding-left:4px}.video-shell iframe{width:100%;height:100%;border:0;z-index:2}.video-section>p{font-size:13px}.purchase-section{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.purchase-section .buy-links{justify-content:flex-start}.tools-cta{background:var(--green);border-radius:28px;text-align:center;padding:80px 30px;margin-top:50px;margin-bottom:80px}.tools-cta p{max-width:530px;margin:0 auto 30px}.faq-section{max-width:900px;margin:0 auto;padding:40px 30px 100px}.faq-section h2{font-size:36px;letter-spacing:-.04em}.faq-section details{border-bottom:1px solid var(--line);padding:20px 0}.faq-section summary{font-weight:600;cursor:pointer}.faq-section p{color:var(--muted)}.contact-section{border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:80px}.contact-section h2{font-size:38px}.contact-section label{display:flex;flex-direction:column;font-size:13px;font-weight:600;gap:7px;margin-bottom:18px}.contact-section input,.contact-section textarea{width:100%;border:1px solid #bec9b8;border-radius:8px;background:white;color:var(--ink);padding:12px 14px;resize:vertical;font-weight:400;font-size:15px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}.honeypot{position:absolute!important;left:-10000px!important;max-height:0;overflow:hidden}.privacy-note{font-size:11px;color:var(--muted);line-height:1.6}.home-footer{border-top:1px solid var(--line);padding:35px 5vw;display:flex;justify-content:space-between;gap:25px;align-items:center;font-size:12px}.home-footer>a{font-weight:700}.home-footer nav{display:flex;gap:20px;flex-wrap:wrap}.home-footer a{text-decoration:none}.home-footer span{white-space:nowrap}#form-status{font-size:14px}#form-status.error{color:#a02626}.in-view{animation:arrive .8s cubic-bezier(.2,.7,.2,1) both}@keyframes bookfloat{50%{transform:translateY(-12px) rotate(-1deg)}}@keyframes arrive{from{transform:translateY(24px);opacity:.4}to{transform:none;opacity:1}}@media(min-width:1600px){.hero h1{font-size:150px}}@media(max-width:800px){.home-nav{padding:18px 20px}.home-nav>a span{display:none}.home-nav nav{gap:18px;font-size:12px}.home-nav nav a:nth-child(2){display:none}.hero{padding:115px 18px 65px}.hero h1{font-size:clamp(40px,10vw,78px);margin-top:30px}.hero-description{max-width:620px}.book-scene{margin:20px auto 0}.book-orbit{width:105px;font-size:9px;right:0;top:10%}.section{padding:65px 24px}.author-section,.book-content,.contact-section{grid-template-columns:1fr;gap:40px}.author-art{position:static;max-width:310px;margin:auto}.book-content>div:first-child{position:static}.purchase-section{gap:20px;grid-template-columns:1fr}.purchase-section>img{max-width:350px;margin:auto}.purchase-section>div{text-align:center}.purchase-section .buy-links{justify-content:center}.tools-cta{margin:25px 18px 45px;padding:60px 25px}.contact-section h2{font-size:32px}.home-footer{flex-direction:column;text-align:center;padding:30px 24px}.home-footer nav{justify-content:center}.video-shell{border-radius:14px}.form-row{grid-template-columns:1fr;gap:0}.byline img{width:64px;height:64px}.button{padding:15px 21px;font-size:13px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

.author-art img{border-radius:20px;background:transparent}.hero h1{line-height:1.09;letter-spacing:-.04em}.home-nav nav a{display:inline-flex;align-items:center;min-height:44px}.book-orbit{background:none;border-radius:0;padding:0;display:block;width:170px;height:auto;aspect-ratio:1;object-fit:contain;transform:rotate(12deg)}.video-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.video-play{padding:20px;border-radius:16px;background:#ffffffde}.video-shell:before{display:none}@media(max-width:800px){.book-orbit{width:105px}.video-play{font-size:12px;gap:10px;padding:15px}.play-circle{width:55px;height:55px;font-size:20px}}

.home-nav{justify-content:flex-end}
/* A real desktop-only break and an explicit block gap; preserve the approved mobile layout. */
.purchase-break{display:none}
@media(max-width:800px){.purchase-section{grid-template-columns:minmax(0,1fr)}.purchase-section>img{width:100%;max-width:350px}.purchase-section>div{min-width:0}}
@media(min-width:801px){.book-scene{margin-bottom:0}.purchase-break{display:block;height:32px;line-height:32px}.hero>.buy-links{margin-top:64px}}