:root{color-scheme:dark;--bg:#050709;--fg:#eeeae2;--dim:#aeb4b9;--rule:#ffffff26}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.7 'Avenir Next',Avenir,system-ui,sans-serif}a{color:inherit;text-underline-offset:5px}button{font:inherit;cursor:pointer}.wrap{max-width:1360px;margin:auto;padding:110px 7vw}h1,h2,h3,p,figure{margin:0}h1,h2{font-weight:400;line-height:1.09;letter-spacing:-.05em}h1{font-size:clamp(44px,5vw,74px)}h2{font-size:clamp(36px,4vw,58px)}h3{font-size:23px;font-weight:500;line-height:1.3;letter-spacing:-.025em}p{color:var(--dim);max-width:56ch}p+p{margin-top:20px}h2+p{margin-top:28px}.eyebrow{font-size:12px;letter-spacing:.07em;color:#bdc7ce;margin-bottom:22px}.preview{background:#12191e;color:#aeb9c3;font-size:11px;text-align:center;padding:7px 16px}header{display:flex;justify-content:space-between;align-items:center;padding:26px 5vw;gap:20px}.brand{font-size:15px;font-weight:600;letter-spacing:.18em;text-decoration:none}nav{display:flex;gap:26px;align-items:center;font-size:12px}nav a{text-decoration:none}.nav-cta{border:1px solid #ffffff45;padding:8px 15px;border-radius:2px}.hero{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:5vw;padding-top:65px;padding-bottom:95px;min-height:720px;background:radial-gradient(ellipse at 78% 60%,#15222c65,transparent 60%)}.hero .dek{font-size:21px;color:#d4d8db;margin:29px 0 24px}.dek em{font-style:normal;color:#f4efe6}.hero-copy>p:not(.eyebrow):not(.fine){max-width:45ch}.hero-book img{display:block;width:100%;height:auto}.hero-book figcaption{text-align:center;font-size:11px;color:#a8b4bf;margin-top:15px}.actions{display:flex;align-items:center;flex-wrap:wrap;gap:25px;margin:30px 0}.actions>a:not(.button){font-size:14px}.button{display:inline-flex;gap:32px;justify-content:space-between;text-decoration:none;background:var(--fg);color:#111619;padding:13px 22px;font-size:14px;font-weight:600;border:1px solid var(--fg);border-radius:2px}.button:hover{background:white}.outline{background:none;color:var(--fg)}.outline:hover{color:#111}.fine{font-size:11px;color:#9fa8b1}.recognition{max-width:1050px;border-top:1px solid var(--rule)}.recognition p:not(.eyebrow){font-size:19px}.section-head{max-width:730px;margin-bottom:50px}.outcomes{border-top:1px solid var(--rule)}.benefits{display:grid;grid-template-columns:1fr 1fr;gap:55px 80px}.benefits article{border-top:1px solid var(--rule);padding-top:20px}.benefits span{font-size:11px;color:#b7c3cc}.benefits h3{margin:16px 0}.benefits p{font-size:16px}.sample{background:#fff;color:#15191b}.sample .eyebrow,.sample p{color:#48535b}.sample .section-head{margin-bottom:35px}.sample-figure{max-width:900px;margin:auto}.sample-figure img{display:block;width:100%;height:auto;background:#fff}.sample figcaption,figcaption{font-size:12px;margin-top:13px;color:#6e7a83}.sample blockquote{font-size:clamp(25px,3vw,40px);line-height:1.4;letter-spacing:-.025em;max-width:900px;margin:65px auto 35px}.sample blockquote p{color:#1c252c}.sample cite{display:block;font-size:12px;font-style:normal;letter-spacing:0;margin-top:25px}.sample .actions{justify-content:center}.sample .outline{border-color:#30383d;color:#1c252c}.passage{height:190vh}.film-stage{position:sticky;top:0;height:100svh;min-height:580px;overflow:hidden;background:#000}.film-stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.film-caption{position:absolute;left:7%;top:12%;max-width:42%;text-shadow:0 2px 24px #000}.film-caption h2{font-size:clamp(34px,4vw,56px)}.film-caption p:last-of-type{font-size:15px;margin:20px 0}.journey-link{display:inline-block;font-size:13px;margin-top:15px;background:#0305079c;padding:9px 14px;border:1px solid #ffffff3d;text-decoration:none}.film-controls{position:absolute;bottom:28px;left:7%;right:7%;display:flex;gap:20px;align-items:center;font-size:11px}.film-controls>span{margin-right:auto}.film-controls button{padding:7px 12px;background:#050709d9;border:1px solid #ffffff50;color:var(--fg);font-size:11px}.progress{height:2px;background:#ffffff15;position:absolute;bottom:0;width:100%}.progress i{display:block;height:100%;width:0;background:#c7d4dc}.journey{display:grid;grid-template-columns:1fr 1fr;gap:8vw}.journey>div{align-self:start}.text-link{display:block;margin-top:27px;font-size:14px}.levels{list-style:none;padding:0;margin:0}.levels li{display:flex;gap:25px;padding:22px 0;border-bottom:1px solid var(--rule)}.levels li:first-child{padding-top:0}.levels li>span{font-size:11px;color:#9dacb6;padding-top:4px}.levels h3{font-size:18px}.levels p{font-size:14px;margin-top:5px}.author{display:grid;grid-template-columns:1fr 1fr;gap:8vw;border-top:1px solid var(--rule)}.author .large{font-size:25px;color:var(--fg);line-height:1.4}.editions{border-top:1px solid var(--rule)}.edition-status{margin:25px 0 40px}.edition-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:25px}.edition-grid article{border:1px solid var(--rule);padding:28px}.edition-grid .eyebrow{font-size:11px;margin-bottom:15px}.edition-grid h3{font-size:28px}.edition-grid article>p:not(.eyebrow){font-size:14px;margin-top:20px;min-height:95px}.availability{display:inline-block;font-size:12px;border-top:1px solid var(--rule);padding-top:18px;color:#bbc6ce;width:100%}.faq{max-width:1000px;padding-top:35px}.faq h2{font-size:40px;margin-bottom:30px}details{border-bottom:1px solid var(--rule);padding:20px 0}summary{cursor:pointer;list-style:none;position:relative;padding-right:35px}summary:after{content:'+';position:absolute;right:0}details[open] summary:after{content:'−'}details p{font-size:15px;margin-top:18px}footer{display:flex;gap:25px;align-items:center;justify-content:space-between;border-top:1px solid var(--rule);font-size:12px;flex-wrap:wrap}footer.wrap{padding-top:40px;padding-bottom:40px}footer p{font-size:11px}.skip{position:fixed;left:10px;top:-100px;z-index:100;background:white;color:black;padding:12px}.skip:focus{top:10px}:focus-visible{outline:2px solid #86b4d6;outline-offset:5px}.excerpt{max-width:950px;padding-top:65px}.excerpt h1{margin-bottom:30px}.excerpt section{margin:75px 0}.excerpt section h2{font-size:30px}.excerpt blockquote{margin:25px 0}.excerpt blockquote p{color:#d3d8da;font-size:19px;white-space:pre-wrap}.excerpt img{width:100%;height:auto}.excerpt figure{margin:60px 0}.reduced .passage,.no-film .passage{height:auto}.reduced .film-stage,.no-film .film-stage{position:relative}.no-film #play-film{display:none}html:has(.reduced){scroll-behavior:auto}@media(max-width:800px){.wrap{padding:70px 7vw}header{padding:22px 7vw}nav{gap:15px}nav a:first-child{display:none}.brand{font-size:12px}nav{font-size:11px}.hero{grid-template-columns:1fr;gap:35px;padding-top:30px;min-height:0}.hero h1{font-size:43px}.hero .dek{font-size:19px}.hero-book{max-width:580px}.hero-book img{max-height:390px;object-fit:contain}.benefits{gap:35px;grid-template-columns:1fr}.sample blockquote{margin:40px 0 25px;font-size:27px}.journey,.author{grid-template-columns:1fr;gap:40px}.edition-grid{grid-template-columns:1fr}.edition-grid article>p:not(.eyebrow){min-height:0;margin-bottom:20px}.film-stage{min-height:690px}.film-stage video{object-fit:contain}.film-caption{max-width:86%;top:6%}.film-caption h2{font-size:33px}.film-controls{flex-wrap:wrap;bottom:5%;gap:15px}.film-controls>span{width:100%;margin:0}.sample .section-head{margin-bottom:25px}.excerpt h1{font-size:43px}.excerpt section{margin:50px 0}.excerpt blockquote p{font-size:17px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.passage{height:auto}.film-stage{position:relative}}

/* September 24 star refinement */
.book-sky{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;background:radial-gradient(ellipse at 8% 35%,#8bafc00a,transparent 38%),radial-gradient(ellipse at 87% 75%,#779bad0c,transparent 45%),radial-gradient(ellipse at 65% 12%,#9aaab108,transparent 30%)}body>header,body>main,body>footer,.preview{position:relative;z-index:1}.skip{z-index:100}

/* Public reading surface */
.eyebrow,nav,.availability{font-size:14px}.fine,.hero-book figcaption,footer p{font-size:12px}.preview{font-size:13px}@media(max-width:800px){nav{font-size:14px}.brand{font-size:13px}}

/* September 24 refinement: black paper, blue dust, deliberate reading rhythm. */
:root{--bg:#020304;--fg:#f0f1ee;--dim:#b5bdc5}
body::before{background:radial-gradient(ellipse 55% 26% at 79% 27%,rgba(45,100,155,.115),transparent 74%),radial-gradient(ellipse 42% 19% at 17% 71%,rgba(43,84,123,.09),transparent 76%),radial-gradient(ellipse 27% 43% at 88% 83%,rgba(30,56,93,.055),transparent 79%)}
.book-sky{opacity:.86}
.hero{background:radial-gradient(ellipse at 77% 58%,rgba(27,54,75,.13),transparent 67%)}
h1,h2,h3{text-wrap:balance;overflow-wrap:normal}
p{text-wrap:pretty}
.thought-line{display:block}
.hero h1{font-size:clamp(38px,4.55vw,67px);line-height:1.13}
.hero .dek{max-width:36ch}
.recognition h2{max-width:22ch}
.recognition-statements span{display:block;margin-top:.45em}
.outcomes .section-head{max-width:820px}
.teaching-icon{display:block;width:34px;height:34px;margin:0 0 18px;color:#c4d2df}
.benefits .benefit-label{font-size:12px;letter-spacing:.08em;color:#b7c3cc}
.benefits h3{max-width:26ch}
.sample{background:transparent;color:var(--fg);border-top:1px solid var(--rule)}
.sample .eyebrow{color:#bdc7ce}
.sample p{color:var(--dim)}
.sample-figure{background:#000}
.sample-figure img{filter:invert(1) hue-rotate(180deg);background:#fff}
.sample figcaption,figcaption{color:#adb9c3}
.sample-figure figcaption{padding:16px 0 0;background:var(--bg);margin:0}
.sample blockquote p{color:var(--fg)}
.sample cite{color:#b4bec6}
.sample .outline{border-color:#bac7d3;color:var(--fg)}
.sample .outline:hover{background:var(--fg);color:#111619}
@media(max-width:800px){
 .hero h1{font-size:clamp(31px,7.9vw,54px)}
 h2{font-size:clamp(31px,7.4vw,48px)}
 .hero .dek{max-width:36ch}
 .recognition h2{max-width:24ch}
 .teaching-icon{width:30px;height:30px}
 .recognition-statements span{margin-top:.65em}
}
@media(max-width:380px){
 header{align-items:flex-start;flex-wrap:wrap;gap:14px}
 nav{width:100%;justify-content:space-between}
 .hero h1{font-size:29px}
}

/* Photographic blue stardust: a quiet, static atmosphere behind the reading surface. */
body::before{
 background-image:linear-gradient(rgba(2,3,4,.36),rgba(2,3,4,.36)),url("assets/blue-stardust-v1.webp");
 background-size:cover;
 background-position:center;
 background-repeat:no-repeat;
 opacity:.76;
}
.book-sky{opacity:.22}
@media(max-width:800px){
 body::before{background-position:18% center;opacity:.6}
}