/* EDIT’AI: an editorial product experience, with original book artwork. */
:root{--paper:#faf8f2;--ink:#171717;--accent:#f4d345;--muted:#57554f;--line:#dedbd1;--soft:#eeece4}
[hidden]{display:none!important}html{scroll-padding-top:100px}body{font-size:16px;line-height:1.65}body,button,input,select,textarea{font-family:Arial,Helvetica,sans-serif}h1,h2,h3{font-weight:500}h1,h2{letter-spacing:-.055em}h1 em,h2 em{font-family:Georgia,'Times New Roman',serif;font-weight:400}p{color:var(--muted)}a,button,summary{-webkit-tap-highlight-color:auto}a:focus-visible,button:focus-visible,summary:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:3px solid #805100;outline-offset:5px}.btn{min-height:50px;padding:14px 23px;font-size:14px;border-radius:0;transition:background .18s,color .18s,transform .18s}.btn:hover{background:#171717;color:var(--paper);text-decoration:none}.btn.secondary{border-color:#aaa79e}.btn.secondary:hover{background:var(--ink);color:var(--paper)}.text-link{display:inline-flex;align-items:center;min-height:44px;font-size:14px;font-weight:600;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}.text-link:hover{text-decoration-thickness:2px}.actions{align-items:center;gap:22px;margin:26px 0 0}.eyebrow{font-size:10px;letter-spacing:1.8px;line-height:1.5}.section-heading{gap:40px;margin-bottom:44px}.section-heading .eyebrow{margin-bottom:20px}.section-heading h2{max-width:760px;font-size:clamp(36px,4.1vw,58px);line-height:1.06}.section-heading>p{max-width:320px;flex-shrink:1;font-size:15px;line-height:1.65}section{padding:88px 0}main{max-width:1280px;padding:0 48px}.skip-link{z-index:100}
/* Quiet navigation, with an always visible keyboard focus. */
header{position:sticky;top:0;z-index:25;background:rgb(250 248 242 / 96%);border-color:#dedbd1;backdrop-filter:blur(12px)}.header-inner{max-width:1280px;padding:24px 48px}.wordmark{font-size:34px;letter-spacing:-2px;line-height:.85}.registered{font-size:12px;line-height:1;transform:translateY(0);margin-left:4px}nav{gap:30px;font-size:13px}.nav-author{border-bottom:0!important;padding:0 14px;border:1px solid #bcb8ae!important;min-height:38px}nav a[aria-current=page]{text-decoration:underline;text-underline-offset:6px}.mobile-menu nav{box-shadow:0 12px 24px #17171712}
/* Above the fold: original cover, real sample page and controlled depth. */
.premium-hero{border:0;display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:44px;padding:60px 0 74px;min-height:660px}.premium-hero .hero-copy .eyebrow{margin-bottom:30px}.premium-hero h1{font-size:clamp(46px,5.25vw,72px);line-height:1.04;letter-spacing:-.065em}.premium-hero h1 em{letter-spacing:-.06em}.premium-hero .hero-copy>p{margin:26px 0 0;font-size:17px;line-height:1.7}.premium-hero .actions{gap:26px;margin-top:28px}.hero-library{position:relative;display:block;height:530px;background:#f0eee5;text-decoration:none!important;isolation:isolate;overflow:hidden}.hero-library:before{content:'';position:absolute;width:74%;height:63%;background:var(--accent);right:0;top:18%;z-index:-1}.stage-label{position:absolute;left:28px;top:25px;font-size:10px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase}.hero-book{position:absolute;width:48%;left:17%;top:18%;transform:perspective(1000px) rotateY(-12deg) rotateZ(-7deg);z-index:2;transition:transform .5s}.hero-library:hover .hero-book{transform:perspective(1000px) rotateY(-5deg) rotateZ(-4deg)}.book-object{position:relative;display:block;line-height:0;filter:drop-shadow(12px 18px 12px #17171724);max-width:100%}.book-object img{position:relative;z-index:1;width:100%;height:auto}.book-object:not(.object-03):after{content:'';position:absolute;inset:4px -7px -4px 6px;background:repeating-linear-gradient(90deg,#d0cec5 0px,#e9e7e0 1px,#fffef8 2px);border-right:2px solid #c4c1b7;border-bottom:2px solid #cfccc2;z-index:0}.hero-leaf{position:absolute;width:36%;right:9%;top:29%;transform:rotate(11deg);box-shadow:8px 16px 30px #1717171c}.hero-leaf img{width:100%;height:auto}.stage-caption{position:absolute;bottom:25px;left:28px;right:28px;border-top:1px solid #c5c1b4;padding-top:17px;display:flex;justify-content:space-between;gap:15px;font-size:12px}.stage-caption>span{color:var(--muted)}
/* Four entry points. Every panel is available when JavaScript is disabled. */
.chooser-section{padding-bottom:90px}.goal-tabs{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid #a7a397;margin-bottom:0}.goal-tab{display:flex;align-items:center;gap:20px;min-height:78px;padding:18px 22px;border-bottom:3px solid transparent;font-size:21px;letter-spacing:-.025em;text-decoration:none!important;transition:background .18s}.goal-tab>span{font-size:11px;letter-spacing:1px;color:#625e53}.goal-tab:hover{background:#f0ede2}.goal-tab[aria-selected=true]{background:var(--accent);border-bottom-color:var(--ink)}.goal-tab:focus-visible{outline-offset:-5px}.goal-panel{display:grid;grid-template-columns:.95fr 1.05fr;align-items:center;gap:72px;padding:48px 0 0}.goal-art{height:385px;padding:40px;display:flex;align-items:center;justify-content:center;background:var(--soft)}.goal-art .book-object{max-width:245px;max-height:300px;transform:perspective(900px) rotateY(-9deg) rotateZ(-3deg);transition:transform .35s}.goal-art .object-01{max-width:330px}.goal-art .object-03{max-width:310px;transform:none;filter:none}.goal-art .object-02{width:208px}.art-03{background:#171717}.goal-copy h3{font-family:Georgia,'Times New Roman',serif;font-size:clamp(30px,3vw,42px);font-weight:400;letter-spacing:-.035em;line-height:1.13;margin:17px 0 20px}.goal-pitch{font-size:18px;line-height:1.6;color:var(--ink)}.goal-audience{font-size:14px;margin-top:16px;max-width:49ch}.edition-facts{font-size:12px;color:var(--muted);margin-top:22px}.goal-copy .actions{margin-top:22px}.art-04{background:#1c1c1b;color:var(--paper)}.forthcoming-art{height:100%;min-height:270px;width:100%;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;color:var(--paper);padding:8px 10px;gap:16px}.forthcoming-art>span:first-child{font-size:10px;letter-spacing:2px;text-transform:uppercase;color:#c9c7be}.forthcoming-art strong{font-family:Georgia,serif;font-weight:400;font-size:clamp(65px,7.2vw,96px);line-height:1;letter-spacing:-5px}.art-period{color:var(--accent)}.forthcoming-art>span{font-size:14px}.forthcoming-art small{border-top:1px solid #68675f;margin-top:20px;padding-top:15px;width:100%;font-size:11px;letter-spacing:1.4px;text-transform:uppercase}
/* A reading moment and a visible editorial purpose. */
.reading-feature{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px;align-items:center}.reading-feature h2{font-size:clamp(36px,4vw,54px);margin:22px 0}.reading-feature p{font-size:15px;max-width:34ch;margin-bottom:26px}.quote-panel{margin:0;background:#f0eee5;padding:38px 46px 36px}.quote-mark{display:block;height:55px;font-family:Georgia,serif;font-size:95px;line-height:1.1;color:#9a7e19}.quote-panel blockquote{margin:14px 0 30px;font-family:Georgia,serif;font-size:clamp(27px,3vw,38px);letter-spacing:-.035em;line-height:1.3}.quote-panel figcaption{font-size:13px;font-weight:600}.quote-panel figcaption span{display:block;font-size:11px;font-weight:400;color:var(--muted);margin-top:4px}.purpose-premium{background:#171717;color:var(--paper);padding:66px 62px;margin:0 0 0;border:0;display:grid;grid-template-columns:1.2fr 1fr;gap:36px 65px}.purpose-premium>.eyebrow{grid-column:1/-1;color:#d5d1c3}.purpose-premium h2{font-size:clamp(34px,3.8vw,54px);line-height:1.08}.purpose-premium h2 em{color:var(--accent)}.purpose-premium p{color:#d5d1c8;font-size:16px}.purpose-premium .actions{gap:18px 24px}.purpose-premium .btn:hover{background:#faf8f2;color:#171717}.purpose-premium a:focus-visible{outline-color:var(--accent)}.purpose-premium .text-link{font-size:13px}.ecosystem-section{border:0;padding-bottom:60px}.ecosystem-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}.ecosystem-grid>article{border-top:1px solid var(--line);padding-top:25px;display:flex;flex-direction:column;align-items:flex-start}.ecosystem-kind{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:1.4px}.eco-brand{height:100px!important;display:flex;align-items:center;justify-content:flex-start;padding:12px 0!important;margin:13px 0 4px;width:180px!important;min-width:0!important;background:transparent}.eco-brand img{width:145px;height:auto;max-height:80px;object-fit:contain;object-position:left center}.aqia-positive img{filter:invert(1);width:160px}.ecosystem-grid p{font-size:14px;max-width:49ch;margin-bottom:18px}.ecosystem-grid .text-link{margin-top:auto}
/* Catalogue: large images, concise differences, a real comparison. */
.premium-intro{padding:72px 0 60px;max-width:1000px}.premium-intro h1{font-size:clamp(42px,5.6vw,76px);margin:26px 0}.premium-intro p{max-width:55ch;font-size:18px}.premium-catalog{display:grid;grid-template-columns:1fr 1fr;gap:70px 40px;padding-bottom:80px}.edition-art{height:390px;display:flex;justify-content:center;align-items:center;padding:36px;background:var(--soft);overflow:hidden}.edition-art .book-object{width:220px;transform:perspective(1000px) rotateY(-8deg) rotateZ(-3deg);transition:transform .35s}.edition-art .object-01{width:360px}.edition-art .object-03{width:330px;transform:none;filter:none}.edition-art.art-03{background:#171717}.edition-art.art-04{background:#171717;text-decoration:none}.edition-art:hover .book-object{transform:translateY(-6px)}.edition-art .forthcoming-art{padding:20px;width:85%}.edition-copy{padding-top:26px}.edition-copy h2{font-family:Georgia,serif;font-size:32px;line-height:1.15;letter-spacing:-.025em;margin:13px 0 15px}.edition-copy p{font-size:15px;max-width:52ch}.edition-copy .actions{margin-top:20px}.comparison-scroll{overflow-x:auto}.comparison-scroll table{width:100%;border-collapse:collapse;font-size:14px;text-align:left;min-width:660px}.comparison-scroll th,.comparison-scroll td{padding:23px 18px;border-bottom:1px solid var(--line);vertical-align:top}.comparison-scroll thead th{font-size:11px;text-transform:uppercase;letter-spacing:1px;color:var(--muted)}.comparison-scroll tbody th{font-weight:500;max-width:240px}.comparison-scroll tbody th a{text-decoration:underline;text-underline-offset:4px}.comparison-scroll td{color:var(--muted)}
/* Product pages: read the value, see the evidence, make a decision. */
.product-hero{display:grid;grid-template-columns:1.1fr 1fr;gap:65px;align-items:center;border:0;padding:58px 0 70px}.back-link{display:inline-flex;align-items:center;min-height:44px;font-size:12px;text-decoration:underline;text-underline-offset:4px;margin-bottom:24px}.product-copy>.eyebrow{margin-bottom:20px}.product-copy h1{font-size:clamp(36px,4.2vw,58px);line-height:1.06;letter-spacing:-.055em}.product-byline{font-size:13px;margin:20px 0!important}.product-pitch{font-size:19px;color:var(--ink);max-width:44ch;line-height:1.6}.product-facts{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:11px;margin-top:22px;color:var(--muted)}.product-facts>span{border-bottom:1px solid var(--line);padding-bottom:8px}.product-copy .actions{margin-top:26px;gap:24px}.purchase-note{font-size:11px;line-height:1.65;margin-top:15px}.product-stage{height:530px;background:var(--soft);display:flex;align-items:center;justify-content:center;padding:50px;overflow:hidden}.product-stage .object-02{width:285px;transform:perspective(1000px) rotateY(-9deg) rotateZ(-4deg)}.product-stage .object-01{width:360px;transform:perspective(1000px) rotateY(-9deg) rotateZ(-4deg)}.product-stage .object-03{width:400px;filter:none}.product-stage.art-03,.product-stage.art-04{background:#171717}.product-stage .forthcoming-art{max-width:340px}.learning-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:44px}.learning-grid article{border-top:1px solid var(--line);padding-top:23px}.learning-number{font-size:12px;color:#706b5e;letter-spacing:1px}.learning-grid h3{font-size:24px;letter-spacing:-.035em;line-height:1.2;margin:17px 0 13px}.learning-grid p{font-size:15px;line-height:1.7;max-width:35ch}.sample-experience{background:#efede4;display:grid;grid-template-columns:1.15fr 1fr;gap:80px;padding:65px 62px;border:0;align-items:center}.sample-copy h2{font-size:clamp(36px,4vw,56px);line-height:1.06;margin:23px 0 28px}.sample-copy blockquote{margin:0;font-family:Georgia,serif;font-size:23px;line-height:1.45;letter-spacing:-.025em;max-width:34ch}.quote-source{font-size:11px;margin-top:16px!important}.sample-copy .edition-facts{margin-top:28px}.sample-description{font-size:16px}.sample-preview{position:relative;display:block;max-width:280px;margin:auto;transform:rotate(3deg);box-shadow:12px 18px 35px #1717171a;transition:transform .3s}.sample-preview img{width:100%;height:auto}.sample-preview:hover{transform:rotate(0)}.preview-label{position:absolute;bottom:14px;left:14px;right:14px;padding:12px;text-align:center;background:#171717;color:#fff;font-size:12px;font-weight:600}.contents-section{display:grid;grid-template-columns:1fr 1.3fr;gap:80px;border:0}.contents-section h2{font-size:46px;line-height:1.1;margin-top:22px}.topic-list{padding:0;margin:0;list-style:none;counter-reset:topic}.topic-list li{counter-increment:topic;display:flex;gap:24px;border-bottom:1px solid var(--line);padding:20px 0;margin:0;font-size:17px}.topic-list li:first-child{border-top:1px solid var(--line)}.topic-list li:before{content:counter(topic,decimal-leading-zero);font-size:11px;color:#6d685c;padding-top:5px}.contributor-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}.contributor{border-top:1px solid var(--line);padding-top:24px}.contributor h3{font-family:Georgia,serif;font-size:24px;line-height:1.2;letter-spacing:-.02em;margin-bottom:12px}.contributor p{font-size:12px;line-height:1.6}.contributor .text-link{font-size:11px;margin-top:10px}.product-details{display:grid;grid-template-columns:1fr 1.3fr;gap:80px}.product-details h2{font-size:38px;line-height:1.1;margin-bottom:20px}.product-details>div>p{font-size:15px}.product-details summary{font-size:16px!important;line-height:1.5;padding:23px 0!important}.product-details details p{font-size:14px;line-height:1.75}.book-specs{display:grid;grid-template-columns:1fr 1.6fr;font-size:13px;gap:12px 25px;padding-bottom:20px}.book-specs dt{color:var(--muted)}.book-specs dd{margin:0}.end-action{text-align:center;padding:75px 0 90px}.end-action h2{font-size:clamp(36px,4.5vw,60px);line-height:1.1;margin-top:23px}.end-action .actions{justify-content:center;margin-top:30px}.product-dock{position:fixed;bottom:0;left:0;right:0;z-index:24;background:rgb(250 248 242 / 98%);border-top:1px solid #c9c5b8;padding:14px max(24px,calc((100vw - 1184px)/2));display:flex;align-items:center;justify-content:space-between;gap:30px;box-shadow:0 -5px 25px #17171708}.product-dock>div:first-child{display:flex;flex-direction:column;gap:3px}.product-dock strong{font-size:14px;font-weight:600}.product-dock>div>span{font-size:11px;color:var(--muted)}.dock-actions{display:flex;align-items:center;gap:25px}.dock-sample{font-size:13px;text-decoration:underline;text-underline-offset:4px;min-height:44px;display:flex;align-items:center}.product-dock .btn{min-height:44px;padding:11px 20px;font-size:13px}
/* Original information pages inherit the refined visual system. */
.premium-site .intro h1{font-size:clamp(38px,4.7vw,64px)}.premium-site .intro{padding:65px 0}.premium-site .authors{grid-template-columns:repeat(3,1fr);gap:15px 45px}.premium-site .author h3{font-family:Georgia,serif;font-size:27px;line-height:1.15}.premium-site .author p{font-size:13px}.premium-site .author .textlink{font-size:12px}.site-footer{margin-top:0;padding:50px 48px 26px}.footer-inner,.footer-ecosystem,.footer-legal{max-width:1184px}.footer-inner nav{font-size:13px}.footer-ecosystem{gap:70px;padding-top:34px;margin-top:38px}.footer-ecosystem .portal-logo{background:transparent}.footer-ecosystem .academy-logo{background:transparent}.footer-legal{font-size:11px;color:#c2bfb5}.footer-legal a{color:#d5d1c8}.site-footer .quiet-link{font-size:12px}.site-footer a:focus-visible{outline-color:var(--accent)}
/* The sample reader is loaded only on request. */
.reader-dialog{border:0;padding:0;background:var(--paper);color:var(--ink);width:min(1120px,96vw);max-width:96vw;height:min(850px,94dvh);max-height:94dvh;margin:auto;box-shadow:0 30px 100px #0005}.reader-dialog[open]{display:grid;grid-template-rows:auto auto minmax(0,1fr) auto}.reader-dialog::backdrop{background:#171717b8;backdrop-filter:blur(5px)}.reader-header{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:19px 26px;border-bottom:1px solid var(--line)}.reader-header h2{font-size:21px;line-height:1.2;letter-spacing:-.025em;margin-top:6px}.reader-header .eyebrow{font-size:9px}.reader-close{align-self:flex-start;display:flex;gap:17px;align-items:center;justify-content:center;min-width:95px;min-height:44px;padding:9px 10px;background:transparent;border:1px solid #aaa79d;font-size:12px;cursor:pointer}.reader-close span{font-size:22px;line-height:1}.reader-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px 26px;border-bottom:1px solid var(--line)}.reader-pagination,.reader-modes{display:flex;align-items:center;gap:8px}.reader-toolbar button,.reader-toolbar select{font-size:12px;min-height:40px;border:1px solid #b9b5a9;background:transparent;color:var(--ink);padding:8px 12px;border-radius:0;cursor:pointer}.reader-toolbar select{max-width:150px}.reader-toolbar button[aria-pressed=true]{background:var(--ink);color:var(--paper);border-color:var(--ink)}.reader-toolbar button:disabled{opacity:.45;cursor:default}.reader-viewport{position:relative;background:#e7e4db;overflow:auto;overscroll-behavior:contain;padding:28px;min-height:0;text-align:center;scrollbar-gutter:stable}.reader-page-image{width:auto;max-width:100%;height:auto;max-height:none;display:block;margin:0 auto;box-shadow:0 5px 24px #17171720}.reader-viewport:not(.is-zoomed) .reader-page-image{max-height:100%;object-fit:contain;box-shadow:none}.reader-viewport.is-zoomed .reader-page-image{width:1100px;max-width:none;height:auto}.reader-page-text{max-width:72ch;margin:auto;text-align:left;background:var(--paper);padding:35px 45px;font-size:18px;line-height:1.9;white-space:pre-line;overflow-wrap:anywhere}.reader-status{margin:12px auto;font-size:14px}.reader-footer{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:5px 26px;border-top:1px solid var(--line);font-size:11px;color:var(--muted)}.reader-footer .text-link{font-size:12px}.reader-dialog a:focus-visible,.reader-dialog button:focus-visible,.reader-dialog select:focus-visible{outline-offset:2px}
@media(min-width:761px) and (max-width:1050px){main{padding:0 32px}.header-inner{padding:22px 32px}.premium-hero{gap:25px;min-height:600px}.premium-hero h1{font-size:54px}.hero-library{height:470px}.hero-book{width:51%;left:13%;top:23%}.hero-leaf{top:34%}.stage-caption{flex-direction:column;gap:2px}.goal-panel{gap:40px}.goal-tab{font-size:18px;padding:15px;gap:12px}.goal-art{height:350px;padding:32px}.reading-feature{gap:45px}.quote-panel{padding:30px}.purpose-premium{padding:48px 38px;gap:30px}.sample-experience{gap:40px;padding:45px 35px}.product-hero{gap:35px}.product-stage{height:470px;padding:35px}.product-copy h1{font-size:42px}.contributor-grid{grid-template-columns:repeat(2,1fr)}.contents-section,.product-details{gap:45px}.premium-site .authors{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){html{scroll-padding-top:86px}.header-inner{padding:17px 20px}.wordmark{font-size:30px}.registered{font-size:11px}.mobile-menu summary{min-height:40px;padding:0 12px;font-size:12px}.mobile-menu nav{top:49px;width:240px}.mobile-menu .nav-author{border:0!important}.desktop-nav{display:none}main{padding:0 20px}section{padding:52px 0}.eyebrow{font-size:9px;letter-spacing:1.5px}.btn{min-height:48px;font-size:13px;padding:13px 19px}.text-link{font-size:13px}.actions{gap:14px 20px}.section-heading{display:block;margin-bottom:27px}.section-heading h2{font-size:36px;line-height:1.09}.section-heading .eyebrow{margin-bottom:16px}.section-heading>p{max-width:36ch;font-size:14px;margin-top:18px}.section-heading>p br{display:none}.premium-hero{display:flex;flex-direction:column;align-items:stretch;gap:32px;padding:37px 0 44px;min-height:0}.premium-hero .hero-copy .eyebrow{margin-bottom:24px}.premium-hero h1{font-size:clamp(39px,9.65vw,65px);line-height:1.06;letter-spacing:-.06em}.premium-hero .hero-copy>p{font-size:15px;line-height:1.7;margin-top:20px}.premium-hero .hero-copy>p br{display:none}.premium-hero .actions{gap:14px 22px;margin-top:22px}.hero-library{height:440px;max-width:520px;width:100%;margin:0 auto}.hero-book{top:18%;width:44%;left:19%}.hero-leaf{width:33%;right:13%;top:30%}.stage-label{font-size:9px;left:23px;top:20px}.stage-caption{left:23px;right:23px;bottom:20px;padding-top:15px;font-size:11px;gap:6px}.chooser-section{padding-bottom:52px}.goal-tabs{grid-template-columns:1fr 1fr;border-top:1px solid var(--line)}.goal-tab{font-size:18px;min-height:62px;padding:16px;gap:16px;border-bottom:1px solid var(--line)}.goal-tab[aria-selected=true]{border-bottom:1px solid var(--ink)}.goal-panel{grid-template-columns:1fr;gap:26px;padding-top:25px}.goal-art{height:305px;padding:32px}.goal-art .object-02{width:165px}.goal-art .object-01{width:280px}.goal-art .object-03{width:260px}.goal-copy h3{font-size:31px;margin:13px 0 17px}.goal-pitch{font-size:17px}.goal-audience{font-size:14px}.goal-copy .edition-facts{margin-top:17px}.goal-copy .actions{margin-top:20px}.forthcoming-art{min-height:230px;max-width:310px}.forthcoming-art strong{font-size:78px}.reading-feature{grid-template-columns:1fr;gap:30px}.reading-feature h2{font-size:37px;margin:18px 0}.reading-feature p{max-width:42ch;font-size:14px;margin-bottom:20px}.quote-panel{padding:26px 28px}.quote-mark{height:40px;font-size:78px}.quote-panel blockquote{font-size:29px;margin:15px 0 25px}.purpose-premium{display:block;margin:0 -20px;padding:43px 25px}.purpose-premium h2{font-size:37px;margin:23px 0}.purpose-premium p{font-size:15px}.purpose-premium .actions{margin-top:20px}.ecosystem-section{padding:52px 0 44px}.ecosystem-grid{grid-template-columns:1fr;gap:34px}.eco-brand{height:85px!important;margin-top:10px}.eco-brand img{max-height:70px}.ecosystem-grid p{max-width:100%;font-size:14px;margin-bottom:12px}.ecosystem-grid .text-link{margin-top:0}.premium-intro{padding:42px 0}.premium-intro h1{font-size:clamp(37px,9.2vw,60px);line-height:1.1;margin:22px 0}.premium-intro p{font-size:16px}.premium-catalog{grid-template-columns:1fr;gap:45px;padding-bottom:48px}.edition-art{height:335px;padding:33px}.edition-art .object-02{width:185px}.edition-art .object-01{width:310px}.edition-art .object-03{width:285px}.edition-copy{padding-top:24px}.edition-copy h2{font-size:29px;line-height:1.15}.edition-copy p{font-size:15px}.comparison-scroll{margin-right:-20px;padding-right:20px}.comparison-scroll th,.comparison-scroll td{padding:17px 14px}.product-hero{display:flex;flex-direction:column;gap:32px;padding:24px 0 44px;align-items:stretch}.back-link{margin-bottom:19px;font-size:11px}.product-copy>.eyebrow{margin-bottom:16px}.product-copy h1{font-size:clamp(34px,9vw,52px);line-height:1.08}.product-byline{font-size:12px;margin:17px 0!important}.product-pitch{font-size:17px;line-height:1.65}.product-facts{font-size:10px;gap:8px 16px;margin-top:18px}.product-copy .actions{margin-top:22px;gap:20px}.purchase-note{font-size:11px;line-height:1.7;margin-top:12px}.product-stage{height:350px;padding:32px}.product-stage .object-02{width:195px}.product-stage .object-01{width:310px}.product-stage .object-03{width:300px}.product-stage .forthcoming-art{max-width:285px}.learning-grid{grid-template-columns:1fr;gap:24px}.learning-grid article{display:grid;grid-template-columns:30px 1fr;gap:7px 16px;padding-top:20px}.learning-number{grid-row:1/3;margin-top:3px;font-size:11px}.learning-grid h3{font-size:23px;margin:0}.learning-grid p{grid-column:2;font-size:14px;max-width:100%}.sample-experience{grid-template-columns:1fr;gap:34px;padding:38px 25px;margin:0 -20px}.sample-copy h2{font-size:39px;margin:18px 0 24px}.sample-copy blockquote{font-size:22px;line-height:1.45}.sample-copy .edition-facts{font-size:11px;margin-top:24px}.sample-copy .actions{gap:15px}.sample-preview{max-width:235px;margin:8px auto 5px;transform:rotate(2deg)}.contents-section{grid-template-columns:1fr;gap:28px;padding-top:50px}.contents-section h2{font-size:37px;margin-top:18px}.topic-list li{font-size:16px;gap:20px;padding:17px 0}.contributor-grid{grid-template-columns:1fr 1fr;gap:25px 20px}.contributor h3{font-size:23px}.contributor p{font-size:12px}.product-details{grid-template-columns:1fr;gap:30px}.product-details h2{font-size:33px;margin-bottom:15px}.product-details>div>p{font-size:14px}.product-details>div>p br{display:none}.product-details summary{font-size:15px!important}.book-specs{grid-template-columns:1fr;font-size:13px;gap:5px}.book-specs dd{margin-bottom:10px}.end-action{padding:48px 0 60px}.end-action h2{font-size:38px;margin-top:22px}.end-action .actions{gap:18px}.product-dock{padding:10px 20px max(10px,env(safe-area-inset-bottom));gap:0}.product-dock>div:first-child{display:none}.dock-actions{width:100%;justify-content:space-between;gap:20px}.dock-sample{font-size:12px}.product-dock .btn{min-height:44px;font-size:12px;padding:11px 17px}.premium-site .intro{padding:38px 0}.premium-site .intro h1{font-size:39px}.premium-site .authors{grid-template-columns:1fr;gap:0}.site-footer{padding:38px 20px 24px}.footer-inner{gap:25px}.footer-ecosystem{gap:26px;margin-top:28px;padding-top:28px}.footer-ecosystem>div{flex-direction:column;align-items:flex-start;gap:14px}.footer-ecosystem .portal-logo{width:125px;min-width:125px}.footer-ecosystem .academy-logo{width:145px;min-width:145px}.footer-ecosystem .academy-logo img{width:145px}.footer-ecosystem p{font-size:12px;max-width:44ch}.footer-legal{margin-top:25px;padding-top:20px}.footer-legal nav{display:flex;flex-direction:column;align-items:flex-start;gap:0}.reader-dialog{width:100%;max-width:100%;height:100dvh;max-height:100dvh}.reader-header{padding:15px 16px;gap:15px}.reader-header h2{font-size:17px;line-height:1.25}.reader-header .eyebrow{font-size:8px;letter-spacing:1px}.reader-close{min-width:76px;min-height:40px;padding:7px 9px;font-size:11px;gap:10px}.reader-toolbar{padding:10px 14px;flex-wrap:wrap;gap:8px}.reader-pagination{flex:1;justify-content:space-between}.reader-modes{width:100%;gap:8px}.reader-modes button{flex:1}.reader-toolbar button,.reader-toolbar select{min-height:42px;padding:8px 10px;font-size:12px}.reader-toolbar select{width:125px}.reader-viewport{padding:15px 10px;scrollbar-gutter:auto}.reader-viewport:not(.is-zoomed) .reader-page-image{max-height:none;width:100%}.reader-page-text{padding:22px 18px;font-size:17px;line-height:1.8}.reader-footer{padding:7px 16px max(7px,env(safe-area-inset-bottom));font-size:10px}.reader-footer .text-link{font-size:11px}}
@media(max-width:380px){.premium-hero h1{font-size:36px}.premium-hero .actions{gap:12px}.hero-library{height:370px}.stage-caption{flex-direction:column;gap:2px}.goal-tab{font-size:16px;padding:13px;gap:12px}.goal-art{height:280px}.goal-art .object-02{width:150px}.goal-art .object-01{max-width:250px}.product-copy h1{font-size:32px}.product-copy .actions{gap:16px}.product-copy .btn{padding:13px 15px}.contributor-grid{grid-template-columns:1fr}.purpose-premium h2{font-size:33px}.reader-toolbar button,.reader-toolbar select{font-size:11px;padding:8px}.reader-toolbar select{width:113px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}.hero-library:hover .hero-book{transform:perspective(1000px) rotateY(-12deg) rotateZ(-7deg)}.edition-art:hover .book-object{transform:none}}

/* Keep intrinsic image sizes inside narrow grid tracks. */
.premium-catalog{grid-template-columns:repeat(2,minmax(0,1fr))}.edition-card,.edition-copy,.edition-art,.goal-copy,.product-copy,.sample-copy{min-width:0}.edition-art .book-object{min-width:0}@media(max-width:760px){.premium-catalog{grid-template-columns:minmax(0,1fr)}}

/* Footer brands sit directly on the dark surface, with consistent alignment. */
.site-footer .footer-ecosystem .portal-logo,.site-footer .footer-ecosystem .academy-logo{background:transparent;padding:0;justify-content:flex-start;width:150px;min-width:150px;height:88px}.site-footer .footer-ecosystem .portal-logo img{width:128px}.site-footer .footer-ecosystem .academy-logo img{width:150px}@media(max-width:760px){.site-footer .footer-ecosystem .portal-logo,.site-footer .footer-ecosystem .academy-logo{height:74px;min-height:0}}
@media(max-width:760px){.site-footer .footer-inner p br{display:initial}}