:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#102b45;background:#fff;font-synthesis:none;--navy: #0b2d51;--navy-deep: #06233f;--teal: #2b9899;--teal-ink: #08747a;--text: #26394a;--muted: #526471;--line: #dce5e7;--pale: #f4f9f9}*{box-sizing:border-box}html{scroll-behavior:smooth;background:#fff}body{margin:0;min-width:320px;min-height:100vh;color:var(--text);background:#fff}a{color:inherit}a:focus-visible{outline:3px solid var(--teal-ink);outline-offset:4px;border-radius:2px}.site-page{min-height:100vh;background:#fff}.site-header{width:min(1480px,calc(100% - 72px));min-height:78px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:32px;border-bottom:1px solid var(--line)}.brand-mark{color:var(--navy);font-size:1rem;font-weight:800;letter-spacing:.025em;text-decoration:none;white-space:nowrap}.site-nav,.site-footer nav{display:flex;align-items:center;gap:clamp(22px,2.5vw,42px);font-size:.76rem;font-weight:750;letter-spacing:.025em}.site-nav a{color:var(--navy);text-decoration:none}.site-nav span[aria-disabled=true],.site-footer span[aria-disabled=true]{cursor:default}.home-hero{position:relative;isolation:isolate;overflow:hidden;min-height:490px;padding:34px max(36px,calc((100% - 1480px)/2)) 38px;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(270px,.72fr) minmax(205px,.48fr);gap:clamp(26px,3vw,52px);align-items:center}.home-hero:before{content:"";position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,#fffffffa,#ffffffeb 38%,#ffffffc7 62%,#ffffffe6),url(/book-cover.webp) center 67% / cover no-repeat;filter:saturate(.72) brightness(1.14)}.home-hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,#ffffff0d,#fff6);pointer-events:none}.hero-copy{align-self:center}.hero-copy h1{max-width:700px;margin:0;color:var(--navy);font-size:clamp(3rem,4.8vw,4.6rem);line-height:.98;letter-spacing:.01em;font-weight:850;text-transform:uppercase}.accent-rule{width:68px;height:4px;margin:20px 0 22px;background:var(--teal)}.hero-subtitle{max-width:640px;margin:0;color:var(--navy);font-size:clamp(1rem,1.25vw,1.18rem);line-height:1.35;font-weight:800;letter-spacing:.012em}.hero-author{margin:16px 0 20px;color:var(--teal-ink);font-size:.93rem;font-weight:800;letter-spacing:.045em}.hero-description{max-width:650px;margin:0;color:var(--text);font-size:.98rem;line-height:1.5}.hero-action{margin-top:25px}.primary-action{display:inline-flex;min-height:48px;min-width:178px;padding:0 26px;align-items:center;justify-content:center;border-radius:3px;color:#fff;background:var(--navy);font-size:.86rem;font-weight:800;letter-spacing:.035em;text-decoration:none;text-transform:uppercase}.primary-action:hover{background:var(--navy-deep)}.purchase-unavailable{margin:0;color:var(--muted);font-size:.92rem}.book-stage{margin:0;min-height:410px;display:grid;place-items:center;perspective:1200px}.book-3d{position:relative;width:min(100%,330px);transform:rotateY(-7deg) rotate(.7deg);transform-style:preserve-3d;filter:drop-shadow(0 24px 20px rgb(11 45 81 / .2))}.book-cover-image{position:relative;z-index:2;display:block;width:100%;height:auto;border-radius:1px 3px 3px 1px;box-shadow:0 0 0 1px #06233f14}.book-pages{position:absolute;z-index:1;top:10px;right:-20px;bottom:8px;width:24px;border:1px solid #d2d4d1;border-left:0;border-radius:0 4px 4px 0;background:repeating-linear-gradient(90deg,#f4f3ef 0 3px,#dedfdc 4px,#faf9f6 5px 7px);box-shadow:inset 4px 0 6px #06233f14,4px 4px 8px #06233f14;transform:translateZ(-4px)}.communication-quote{margin:0;padding:14px 0 0;align-self:center;color:var(--navy);text-align:center}.communication-quote:before,.communication-quote:after{content:"";display:block;width:100%;height:2px;background:var(--teal)}.communication-quote:before{margin-bottom:23px}.communication-quote:after{margin-top:22px}.communication-quote p{margin:0;font-family:Georgia,Times New Roman,serif;font-size:clamp(1.05rem,1.25vw,1.24rem);font-style:italic;line-height:1.55}.communication-quote .quote-principle{margin-bottom:17px}.quote-symbol{display:block;margin:2px 0 17px;color:var(--teal-ink);font-family:Georgia,Times New Roman,serif;font-size:1.8rem;font-weight:700;line-height:1}.principle-band{padding:24px max(36px,calc((100% - 1480px)/2));display:grid;grid-template-columns:repeat(4,minmax(0,1fr));color:#fff;background:var(--navy)}.principle-item{min-height:110px;padding:0 42px}.principle-item:first-child{padding-left:0}.principle-item:last-child{padding-right:0}.principle-item+.principle-item{border-left:1px solid rgb(255 255 255 / .35)}.principle-item h2{margin:0 0 10px;font-size:.94rem;line-height:1.25;letter-spacing:.015em;text-transform:uppercase}.principle-item p{margin:0;color:#f3f7f9;font-size:.87rem;line-height:1.45}.framework-section{padding:34px max(36px,calc((100% - 1480px)/2)) 40px;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(300px,.76fr) minmax(330px,.82fr);gap:clamp(40px,5vw,86px);align-items:center;border-top:1px solid var(--line);background:linear-gradient(110deg,#fbfcfc 0%,var(--pale) 100%)}.section-eyebrow{margin:0 0 12px;color:var(--teal-ink);font-size:.78rem;font-weight:800;letter-spacing:.055em}.framework-intro h2{max-width:520px;margin:0;color:var(--navy);font-family:Georgia,Times New Roman,serif;font-size:clamp(2rem,2.65vw,2.8rem);line-height:1.08;font-weight:700}.framework-intro>p:not(.section-eyebrow){max-width:520px;margin:0 0 24px;color:var(--text);font-size:.96rem;line-height:1.55}.secondary-link{color:var(--teal-ink);font-size:.9rem;font-weight:750;text-decoration:none}.secondary-link:hover{text-decoration:underline;text-underline-offset:.2em}.framework-card,.becoming-quote{border:1px solid var(--line);border-radius:4px;background:#fff;box-shadow:0 12px 36px #102b450d}.framework-card{padding:18px 22px}.framework-card ol{margin:0 0 13px;padding:0;list-style:none}.framework-card li{min-height:36px;display:flex;align-items:center;gap:13px;border-bottom:1px solid #e8edef;color:var(--navy);font-size:.87rem}.framework-card li span{width:23px;height:23px;display:inline-grid;flex:0 0 auto;place-items:center;border:1.5px solid var(--teal-ink);border-radius:50%;color:var(--teal-ink);font-size:.72rem;font-weight:750}.framework-card .framework-ellipsis{min-height:28px;border-bottom:0;color:var(--teal-ink);letter-spacing:.18em}.becoming-quote{margin:0;padding:clamp(30px,4vw,50px);border-left:5px solid var(--teal)}.becoming-quote p{margin:0;color:var(--navy);font-family:Georgia,Times New Roman,serif;font-size:clamp(1.35rem,1.8vw,1.7rem);font-style:italic;line-height:1.45}.becoming-quote p+p{margin-top:27px}.site-footer{min-height:72px;padding:0 max(36px,calc((100% - 1480px)/2));display:flex;align-items:center;justify-content:space-between;gap:32px;color:#fff;background:var(--navy);font-size:.72rem;letter-spacing:.03em}.site-footer nav{gap:30px;font-size:.72rem}.site-footer span[aria-disabled=true]{color:#fff}.shell{width:min(760px,calc(100% - 40px));margin:0 auto;padding:72px 0}.shell .eyebrow{margin:0 0 14px;color:var(--teal-ink);font-size:.78rem;font-weight:800;letter-spacing:.12em}.shell h1{margin:0;color:var(--navy);font-size:clamp(2.5rem,7vw,4.5rem);line-height:1}.shell h2{color:var(--navy)}.shell p{line-height:1.65}.shell nav{margin-top:28px}.shell nav a{font-weight:700;text-underline-offset:.2em}.purchase-note{color:var(--muted);font-size:.9rem}@media(max-width:1100px){.site-header{width:min(100% - 48px,1480px)}.site-nav{gap:20px;font-size:.7rem}.home-hero{grid-template-columns:minmax(0,1.25fr) minmax(260px,.7fr)}.communication-quote{grid-column:1 / -1;width:min(100%,540px);justify-self:end}.principle-band{grid-template-columns:repeat(2,minmax(0,1fr));gap:0}.principle-item{padding:22px 34px}.principle-item:first-child{padding-left:34px}.principle-item:nth-child(odd){border-left:0}.principle-item:nth-child(n+3){border-top:1px solid rgb(255 255 255 / .25)}.framework-section{grid-template-columns:1fr 1fr}.becoming-quote{grid-column:1 / -1}}@media(max-width:780px){html{scroll-behavior:auto}.site-header{width:min(100% - 36px,1480px);padding:18px 0;align-items:flex-start;flex-direction:column;gap:16px}.site-nav{width:100%;gap:18px;overflow-x:auto;padding-bottom:2px;font-size:.7rem}.home-hero{min-height:auto;padding:40px 18px 44px;grid-template-columns:1fr;gap:34px}.hero-copy h1{font-size:clamp(2.6rem,12vw,4rem)}.book-stage{min-height:0;justify-items:start}.book-3d{width:min(78vw,320px);margin-left:8px}.communication-quote{grid-column:auto;width:100%;justify-self:stretch;text-align:left}.principle-band,.framework-section{padding-left:18px;padding-right:18px;grid-template-columns:1fr}.principle-item,.principle-item:first-child{padding:22px 0}.principle-item+.principle-item,.principle-item:nth-child(n+3){border-top:1px solid rgb(255 255 255 / .25);border-left:0}.framework-section{gap:34px}.becoming-quote{grid-column:auto}.site-footer{min-height:112px;padding:28px 18px;align-items:flex-start;flex-direction:column;gap:18px}.site-footer nav{flex-wrap:wrap;gap:18px 24px}}@media(max-width:480px){.brand-mark{font-size:.88rem}.hero-copy h1{font-size:clamp(2.25rem,13vw,3.2rem)}.hero-subtitle{font-size:.94rem}.hero-description,.framework-intro>p:not(.section-eyebrow){font-size:.94rem}.primary-action{width:100%;max-width:260px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}@media(min-width:1101px){.site-header{width:min(1352px,calc(100% - 96px));min-height:64px}.site-nav,.site-footer nav{gap:38px;font-size:.73rem}.home-hero{height:auto;min-height:494px;padding:20px max(48px,calc((100% - 1352px)/2));grid-template-columns:minmax(0,1fr) 390px 230px;gap:32px;background:#fff url(/hero-atmosphere-approved.webp) center bottom / cover no-repeat}.home-hero:before,.home-hero:after{content:none}.hero-copy h1{max-width:650px;font-size:clamp(3.25rem,3.85vw,3.5rem);line-height:1.01;letter-spacing:.008em}.accent-rule{width:62px;height:4px;margin:14px 0 18px}.hero-subtitle{max-width:610px;font-size:1rem;line-height:1.32}.hero-author{margin:13px 0 16px;font-size:.88rem}.hero-description{max-width:515px;font-size:.88rem;line-height:1.5}.hero-action{margin-top:18px}.primary-action{min-width:180px;min-height:48px}.book-stage{min-height:0}.book-3d{width:300px;transform:rotateY(-6deg) rotate(.5deg);transform-origin:left center;filter:drop-shadow(16px 20px 16px rgb(11 45 81 / .16))}.book-cover-image{width:300px;height:auto;border-radius:1px 3px 3px 1px;box-shadow:0 0 0 1px #06233f14}.book-pages{top:8px;right:-24px;bottom:7px;width:27px}.communication-quote{width:220px;padding-top:0;justify-self:end}.communication-quote p{font-size:1.08rem;line-height:1.55}.communication-quote:before{margin-bottom:24px}.communication-quote:after{margin-top:24px}.quote-symbol{margin:10px 0 20px;font-size:1.65rem}.principle-band{min-height:150px;padding:20px max(48px,calc((100% - 1352px)/2));align-items:center}.principle-item{min-height:104px;padding:0 38px}.principle-item h2{font-size:.82rem}.principle-item p{font-size:.82rem;line-height:1.42}.framework-section{min-height:278px;padding:14px max(48px,calc((100% - 1352px)/2));grid-template-columns:minmax(0,1fr) 370px 365px;gap:72px}.framework-intro h2{max-width:410px;font-size:2.2rem}.framework-intro>p:not(.section-eyebrow){max-width:390px;font-size:.9rem}.framework-card{padding:16px 22px}.becoming-quote{min-height:214px;padding:34px 38px}.becoming-quote p{font-size:1.45rem}.site-footer{min-height:100px;padding:0 max(48px,calc((100% - 1352px)/2))}}@media(max-width:1100px){.home-hero{background:#fff url(/hero-atmosphere-approved.webp) center bottom / cover no-repeat}.home-hero:before,.home-hero:after{content:none}}