@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Libre+Caslon+Display&display=swap');
:root{--paper:#f7f5ee;--ink:#1d3031;--muted:#69716b;--line:#d9dcd2;--cyan:#32aabd;--serif:'Libre Caslon Display',Georgia,serif;--sans:'DM Sans',Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:25px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:14px}button,input,select{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--cyan);outline-offset:5px}button{color:inherit}h1,h2,h3,p{margin:0}.header{padding:27px 5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{font-size:42px;font-weight:700;letter-spacing:-2.8px;line-height:.9;display:inline-block}.brand span{display:block;font-size:7px;font-weight:500;letter-spacing:1.4px;line-height:1;margin-top:12px}.header nav{display:flex;gap:32px;font-size:12px}.header nav a:hover,.footer-nav a:hover{color:#168b9e}.header-cta{border-bottom:1px solid var(--ink);padding:8px 0;font-size:12px}.header-cta span{margin-left:30px}.menu-toggle{display:none}.hero{display:grid;grid-template-columns:1fr 1fr;min-height:610px;overflow:hidden}.hero-copy{padding:74px 0 47px 10%}.eyebrow{font-size:9px;letter-spacing:1.8px;font-weight:600;display:flex;align-items:center;gap:14px}.small-line{width:32px;height:1px;background:var(--cyan)}h1{font-family:var(--serif);font-size:clamp(64px,6.7vw,104px);font-weight:400;line-height:.99;letter-spacing:-2px;margin:28px 0 24px}h1 em{font-weight:400;color:#1c8796}.hero-copy p{color:#65716a;font-size:14px;line-height:1.9}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;padding:17px 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#fff3;pointer-events:none}.hero-book.back{top:100px;left:45%;transform:rotate(11deg)}.hero-book.front{top:202px;left:14%;transform:rotate(-12deg)}.jacket{width:100%;height:100%;padding:22px;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;text-align:left}.cover-meta{font-size:6px;letter-spacing:1.4px;z-index:2}.jacket strong{font-family:var(--serif);font-weight:400;font-size:38px;line-height:1.05;z-index:2;position:relative}.cover-footer{font-size:5px;letter-spacing:1px;z-index:2}.jacket-1{background:#baccbd;color:#243f39}.jacket-1 strong{margin-top:14px}.islands-art{height:130px;position:relative;margin:0 -30px}.islands-art i{position:absolute;width:210px;height:90px;bottom:-30px;background:#224c43;border-radius:70% 40% 0 0;transform:rotate(-18deg)}.islands-art i:nth-child(2){background:#698e76;left:70px;bottom:12px;transform:rotate(12deg)}.islands-art 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#5c9291;border-bottom:0;position:absolute;right:18%;top:42px;transform:rotate(16deg)}.rainbow:after{content:'';position:absolute;inset:7px 7px 0;border:9px solid #db773e;border-bottom:0;border-radius:100% 100% 0 0}.spark{font-size:35px;position:absolute;right:13%;top:2px;font-style:normal}.catalogue{padding-top:30px}.catalogue-note{font-size:11px;color:var(--muted);line-height:1.8}.catalogue-controls{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:10px 0 20px;gap:20px}.filters{display:flex;gap:7px;flex-wrap:wrap}.filters :is(button,.catalogue-more){background:none;border:1px solid transparent;border-radius:25px;font-size:11px;padding:11px 16px}.filters :is(button,.catalogue-more).active{background:var(--ink);color:white}.filters :is(button,.catalogue-more):not(.active):hover{border-color:#adbab0}.filters :is(button,.catalogue-more) 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h3{font-family:var(--serif);font-size:36px;font-weight:400}.empty-state p{margin:15px 0 25px;color:var(--muted)}.about{background:#e5eae1;display:grid;grid-template-columns:1fr 1.2fr;align-items:center;gap:70px}.about-mark{height:230px;position:relative;display:flex;align-items:center;justify-content:center}.about-mark>span{font-family:var(--serif);font-size:260px;line-height:1;color:#597261}.about-mark i{font-style:normal;font-size:110px;color:#39a2aa;position:absolute;top:5px;left:55%}.about-copy h2{font-size:51px}.about-copy p{font-size:12px;line-height:1.9;color:#637263;max-width:420px;margin-top:25px}.text-link{display:inline-block;border-bottom:1px solid #7d9781;margin-top:28px;padding-bottom:10px;font-size:11px}.text-link span{margin-left:45px}footer{padding:48px 5% 25px;display:flex;flex-wrap:wrap;justify-content:space-between}footer .brand{font-size:36px}footer p{font-family:var(--serif);font-size:20px;margin-top:23px}.footer-nav{display:flex;gap:35px;font-size:11px;align-self:center}.footer-bottom{border-top:1px solid var(--line);width:100%;display:flex;justify-content:space-between;font-size:8px;color:#657467;padding-top:22px;margin-top:35px}dialog{padding:0;border:0;max-width:800px;width:calc(100% - 40px);background:var(--paper);color:var(--ink);box-shadow:0 20px 80px #0004}dialog::backdrop{background:#183030b8;backdrop-filter:blur(4px)}.dialog-close{position:absolute;right:16px;top:10px;background:transparent;border:0;font-size:30px;z-index:3}.dialog-layout{display:grid;grid-template-columns:1fr 1.1fr}.dialog-stage{background:#e7eae0;display:flex;justify-content:center;align-items:center;padding:60px 35px;min-height:420px}.dialog-stage .mini-book{width:200px;height:292px}.dialog-copy{padding:60px 35px 35px}.dialog-copy h2{font-size:43px}.dialog-copy p{font-size:12px;color:var(--muted);line-height:1.9;margin-top:20px}.dialog-copy .detail-label{font-size:8px;letter-spacing:1px;margin-top:28px;border-top:1px solid var(--line);padding-top:20px}.dialog-copy .detail-note{font-size:10px}.dialog-copy .button{margin-top:22px;gap:20px;padding:13px 18px;font-size:10px}
@media(min-width:1500px){body{max-width:1600px;margin:auto}.hero{min-height:670px}.hero-book{width:250px;height:365px}.hero-book.front{top:210px}.hero-art .jacket strong{font-size:48px}.art-orbit{width:540px;height:540px}.book-stage{height:390px}}
@media(max-width:1000px){.header nav{gap:20px}.hero-copy{padding-top:58px}.hero{min-height:565px}.hero-book{width:185px;height:273px}.hero-book.front{left:10%;top:223px}.hero-book.back{left:40%;top:100px}.hero-art .jacket strong{font-size:34px}.art-orbit{left:0;width:420px;height:420px}.hero-foot{font-size:6px}.collection{padding:20px 16px}.collection h3{font-size:27px}.collection p{font-size:8px}.section-note{max-width:180px}.catalogue-controls{align-items:flex-start}.filters{gap:1px}.filters :is(button,.catalogue-more){padding:10px;font-size:9px}.search input{width:145px}.book-stage{height:290px}.mini-book{width:153px;height:222px}.mini-book .jacket strong{font-size:27px}.about{gap:30px}.about-copy h2{font-size:43px}}
@media(max-width:700px){.header{padding:22px 6%;position:relative}.brand{font-size:34px}.brand span{font-size:5px;margin-top:9px}.header-cta{display:none}.menu-toggle{display:block;background:none;border:0;font-size:23px}.header nav{display:none;position:absolute;top:85px;left:0;right:0;background:var(--paper);padding:24px 6%;z-index:10;border-bottom:1px solid var(--line)}.header nav.open{display:flex;justify-content:space-between}.hero{grid-template-columns:1fr}.hero-copy{padding:44px 6% 35px}.eyebrow{font-size:8px}h1{font-size:70px;margin:23px 0 21px}.hero-copy p{font-size:12px}.hero .button{margin-top:23px}.hero-foot{margin-top:30px;font-size:6px;letter-spacing:1px}.hero-art{height:400px}.hero-book{width:180px;height:263px}.hero-book.front{left:20%;top:91px}.hero-book.back{left:50%;top:43px}.hero-star{top:37px;left:13%;font-size:44px}.art-caption{font-size:6px;top:22px;right:6%}.art-orbit{width:345px;height:345px;left:13%;top:27px}.sample-caption{font-size:7px;bottom:18px;right:6%}.hero-art .jacket strong{font-size:33px}.hero-art .grid-art{height:83px;width:100px}.hero-art .cover-meta{font-size:5px}.intro-strip{margin:0 6%;padding:25px 0;gap:20px}.intro-strip>span{font-size:21px}.intro-strip p{display:none}.section{padding:48px 6%}.section-heading{display:block;margin-bottom:26px}h2{font-size:38px}.section-note{display:block;max-width:none;margin-top:17px;font-size:10px}.collection-grid{grid-template-columns:1fr;gap:14px}.collection{padding:22px;min-height:205px;position:relative}.collection-art{position:absolute;width:150px;height:110px;right:10px;top:40px;opacity:.9;transform:scale(.8);transform-origin:right center}.collection-number{font-size:7px}.collection-bottom{margin-top:95px}.collection h3{font-size:31px}.collection p{font-size:9px}.circle-arrow{background:#ffffff30}.catalogue{padding-top:8px}.catalogue-note{font-size:10px;margin-top:20px}.catalogue-controls{display:block}.filters{gap:4px}.filters :is(button,.catalogue-more){padding:10px;font-size:9px}.filters :is(button,.catalogue-more) span{margin-left:5px}.search{margin-top:20px;width:100%}.search input{width:100%;font-size:12px}.catalogue-meta{font-size:8px}.book-grid{grid-template-columns:repeat(2,1fr);gap:25px 13px}.book-stage{height:227px}.mini-book{width:126px;height:184px}.mini-book .jacket{padding:13px}.mini-book .jacket strong{font-size:22px}.mini-book .cover-meta{font-size:4px;letter-spacing:.4px}.mini-book .cover-footer{font-size:3.5px;letter-spacing:.4px}.mini-book .islands-art{height:80px}.mini-book .islands-art i{height:60px;width:140px;bottom:-15px}.mini-book .islands-art i:nth-child(2){left:65px;bottom:10px}.mini-book .islands-art i:nth-child(3){height:30px;width:30px;bottom:45px;left:35px}.mini-book .grid-art{height:65px;width:76px}.mini-book .cover-illustration{font-size:60px}.book-type{font-size:6px;margin-top:13px}.book-title{font-size:23px;line-height:1.05}.book-desc{font-size:8px;line-height:1.5}.sample-tag{font-size:6px}.about{grid-template-columns:1fr;gap:20px}.about-mark{height:150px}.about-mark>span{font-size:180px}.about-mark i{font-size:70px;left:54%}.about-copy h2{font-size:38px}.about-copy p{font-size:11px}.footer-nav{gap:22px;font-size:10px;margin-top:30px;width:100%}.footer-bottom{gap:20px;line-height:1.8;font-size:7px}.dialog-layout{grid-template-columns:1fr}.dialog-stage{min-height:270px;padding:30px}.dialog-stage .mini-book{width:150px;height:218px}.dialog-copy{padding:25px}.dialog-copy h2{font-size:36px}dialog{max-height:90vh}.dialog-close{background:var(--paper);border-radius:50%;width:32px;height:32px;line-height:20px}.dialog-copy p{font-size:11px}.dialog-copy .detail-label{margin-top:18px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Original user-supplied emblem, displayed without cropping or recoloring. */
.brand{display:inline-flex;align-items:center;gap:13px;letter-spacing:0;line-height:1}.brand img{width:38px;height:65px;object-fit:contain;flex-shrink:0}.brand .brand-name{font-family:Georgia,serif;font-size:22px;font-weight:400;letter-spacing:2px;margin:0;line-height:1.2}.brand small{font-family:var(--sans);display:block;font-size:6px;font-weight:500;letter-spacing:1px;margin-top:8px}.header{padding-top:19px;padding-bottom:19px}.about-mark img{width:125px;height:214px;object-fit:contain}.about-mark{height:230px}footer .brand{font-size:inherit}footer .brand img{width:34px;height:58px}h1 em{color:#124b93}.small-line{background:#124b93}.hero-star{color:#124b93}.header nav a:hover,.footer-nav a:hover{color:#124b93}@media(max-width:700px){.brand{gap:10px}.brand img{width:30px;height:51px}.brand .brand-name{font-size:18px;letter-spacing:1.6px}.brand small{font-size:5px;letter-spacing:.6px;margin-top:6px}.header{padding-top:17px;padding-bottom:17px}.about-mark{height:170px}.about-mark img{height:160px;width:94px}}

/* Supplied covers retain their complete original artwork and proportions. */
.hero-book.approved-book,.mini-book.approved-book,.dialog-stage .mini-book.approved-book{height:auto}
.approved-book img{display:block;width:100%;height:auto;border-radius:1px 3px 3px 1px}
/* Keep expanded navigation comfortable now that Textbooks has its own pages. */
@media(max-width:700px){.header nav.open{flex-wrap:wrap;gap:18px 22px}.footer-nav{flex-wrap:wrap;gap:18px 22px}}

/* Publisher profile: a quiet editorial column beside the original emblem. */
.about{grid-template-columns:minmax(230px,.75fr) minmax(0,1.4fr);align-items:start;gap:clamp(40px,7vw,110px);padding-top:84px;padding-bottom:84px}
.about-heading{text-align:center;padding-top:8px}.about-heading h2{font-size:48px;margin-top:25px}.about-heading .about-tagline{font-family:var(--serif);font-size:25px;line-height:1.3;margin-top:16px;color:#4c6254}.about-copy{max-width:720px}.about-copy p{max-width:none;font-size:15px;line-height:1.9;color:#465b4d;margin-top:24px}.about-copy p:first-child{margin-top:0}.about-copy .text-link{font-size:12px;margin-top:30px}
@media(max-width:700px){.about{grid-template-columns:1fr;gap:34px;padding-top:48px;padding-bottom:48px}.about-heading{padding-top:0}.about-heading h2{font-size:40px;margin-top:20px}.about-heading .about-tagline{font-size:24px;margin-top:12px}.about-copy{max-width:none}.about-copy p{font-size:14px;line-height:1.85;margin-top:22px}}