@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;550;600;650;700&family=Libre+Caslon+Display&display=swap');
:root{--ink:#172b2a;--muted:#64716e;--teal:#006c70;--line:#dce4e1;--paper:#fff;--pale:#edf4f2;--accent:#b84b3c;font-family:'DM Sans',Arial,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}a{color:inherit;text-decoration:none}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,a,select,summary{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #bd634b;outline-offset:4px}button{color:inherit}img{max-width:100%}.announcement{background:#143d3b;color:#fff;text-align:center;padding:10px 16px;font-size:12px;line-height:1.5}header{background:#fff;border-bottom:1px solid var(--line)}.header-inner{max-width:1320px;margin:auto;padding:25px 48px;display:flex;align-items:center;gap:36px}.brand{display:inline-flex;align-items:center;gap:11px;white-space:nowrap;font-size:25px}.brand img{object-fit:contain}.brand-bold{font-weight:700}.brand small{font-size:14px;color:var(--muted)}nav{margin:auto;display:flex;gap:38px;align-items:center}nav a{font-size:14px;position:relative;padding:10px 0}nav a.active{color:var(--teal);font-weight:650}nav a.active:after{content:'';position:absolute;bottom:0;left:0;right:0;height:2px;background:var(--teal)}.icon-button{border:1px solid var(--line);width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;background:transparent;border-radius:50%;flex-shrink:0}.icon-button:hover{background:var(--pale)}main{min-height:65vh}.wrap{max-width:1320px;padding:0 48px;margin:auto}.intro{padding:55px 0 34px;text-align:center}.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:0;font-weight:650;color:var(--teal);margin:0 0 15px}.intro h1{font-family:'Libre Caslon Display',Georgia,serif;font-size:72px;font-weight:400;line-height:1.04;margin:0 0 17px}.intro p:not(.eyebrow){font-size:16px;color:var(--muted);line-height:1.7;max-width:520px;margin:0 auto}.intro .button{margin-top:23px}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;min-height:45px;padding:11px 22px;border:1px solid var(--teal);border-radius:3px;background:var(--teal);color:white;font-size:14px;font-weight:550}.button:hover{background:#075457}.button.secondary{background:white;color:var(--teal)}.button:disabled{background:#f1f3f2;border-color:#e0e5e3;color:#73817c}.arrow{font-size:20px;line-height:1}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:25px}.section-heading h2{font-family:'Libre Caslon Display',Georgia,serif;font-size:36px;font-weight:400;margin:0}.section-heading p{margin:7px 0 0;color:var(--muted);font-size:14px}.text-link{color:var(--teal);font-size:14px;display:inline-flex;gap:16px;align-items:center;white-space:nowrap}.shelf{padding-top:28px;padding-bottom:55px}.book-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:28px}.book{min-width:0;display:flex;flex-direction:column}.cover-button{border:0;background:#f1f3f2;width:100%;height:260px;display:flex;align-items:center;justify-content:center;padding:23px;position:relative;overflow:hidden;border-radius:3px}.book:nth-child(5n+2) .cover-button{background:#f4f0ef}.book:nth-child(5n+3) .cover-button{background:#edf2f5}.book:nth-child(5n+4) .cover-button{background:#f4f3eb}.cover-button img{height:100%;width:100%;object-fit:contain;filter:drop-shadow(4px 6px 5px #172b2a28);transition:transform .25s}.cover-button:hover img{transform:translateY(-5px) rotate(-1deg)}.book-category{font-size:11px;font-weight:600;color:var(--teal);margin:18px 0 7px;text-transform:uppercase}.book-title{font-size:15px;line-height:1.45;font-weight:550;margin:0 0 7px}.title-button{padding:0;text-align:left;border:0;background:transparent;font:inherit;line-height:inherit}.title-button:hover{color:var(--teal)}.edition{font-size:12px;color:var(--muted);margin:0 0 15px;text-transform:capitalize}.book-bottom{margin-top:auto;padding-top:5px;display:flex;align-items:center;justify-content:space-between;gap:6px}.format{font-size:12px;color:var(--muted)}.buy{border:0;border-bottom:1px solid var(--teal);background:none;color:var(--teal);padding:5px 0;font-size:13px;white-space:nowrap}.buy:disabled{color:#7c8581;border-color:#c9d1cd;font-size:12px}.subject-band{background:var(--pale);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:43px 0 46px}.subject-links{display:grid;grid-template-columns:repeat(4,1fr);gap:0 30px}.subject-links a{display:flex;justify-content:space-between;align-items:center;padding:20px 0;border-bottom:1px solid #ceded8;font-size:15px}.subject-links a:hover{color:var(--teal)}.subject-links small{display:block;margin-top:5px;color:var(--muted);font-size:12px}.closing{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-top:45px;padding-bottom:45px}.closing h2{font-family:'Libre Caslon Display',Georgia,serif;font-size:33px;font-weight:400;margin:0 0 8px}.closing p{font-size:14px;color:var(--muted);margin:0}.page-heading{padding:47px 0 30px}.breadcrumb{font-size:12px;color:var(--muted);margin:0 0 23px}.breadcrumb a{color:var(--teal)}h1{font-family:'Libre Caslon Display',Georgia,serif;font-size:54px;font-weight:400;line-height:1.1;margin:0 0 12px}.page-heading>p:last-child{color:var(--muted);font-size:15px;line-height:1.6;margin-bottom:0}.catalogue-layout{display:grid;grid-template-columns:190px 1fr;gap:42px;padding-bottom:60px}.filters{border-top:1px solid var(--line);padding-top:23px}.filters h2{font-size:13px;font-weight:650;margin:0 0 12px}.filter-button{border:0;background:none;width:100%;display:flex;justify-content:space-between;gap:10px;text-align:left;padding:11px 12px;font-size:13px;line-height:1.5;border-radius:3px;margin:2px 0}.filter-button.selected{color:var(--teal);background:var(--pale);font-weight:600}.filter-button:hover{background:#f4f6f5}.filter-button span:last-child{font-size:11px;color:var(--muted)}.catalogue-content{min-width:0}.catalogue-content .book-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:32px 24px}.catalogue-content .cover-button{height:240px;padding:22px}.search-row{display:flex;gap:12px;margin-bottom:21px}.search-box{flex:1;position:relative}.search-box input{width:100%;height:46px;border:1px solid #cdd7d2;border-radius:3px;padding:0 15px 0 42px;background:white;min-width:0;font-size:14px}.search-box svg{position:absolute;left:14px;top:15px;width:17px;height:17px;color:var(--muted)}select{max-width:165px;border:1px solid #cdd7d2;background:white;border-radius:3px;padding:0 10px;font-size:13px}.results-count{font-size:12px;color:var(--muted);margin:0 0 20px;min-height:18px}.pagination{display:flex;gap:10px;align-items:center;justify-content:center;margin-top:38px}.pagination button{width:38px;height:38px;background:white;border:1px solid var(--line);border-radius:3px}.pagination button.current{background:var(--teal);color:white;border-color:var(--teal)}.pagination button:disabled{opacity:.35}.empty{text-align:center;padding:65px 20px;background:var(--pale);grid-column:1/-1}.empty h2{font-size:20px}.empty p{color:var(--muted);font-size:14px}.faq-layout{display:grid;grid-template-columns:260px 1fr;gap:75px;padding-bottom:75px}.faq-aside{padding-top:21px;border-top:2px solid var(--teal)}.faq-aside h2{font-family:'Libre Caslon Display',Georgia,serif;font-size:31px;font-weight:400;margin:0 0 14px}.faq-aside p{font-size:14px;line-height:1.8;color:var(--muted);margin-bottom:25px}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line)}summary{cursor:pointer;list-style:none;padding:24px 34px 24px 0;font-size:16px;position:relative;font-weight:550}summary::-webkit-details-marker{display:none}summary:after{content:'+';position:absolute;right:4px;font-size:24px;font-weight:400;top:19px;color:var(--teal)}details[open] summary:after{content:'−'}details p{font-size:14px;line-height:1.9;color:var(--muted);margin:0 35px 24px 0}footer{background:#f7f8f7;border-top:1px solid var(--line);padding:35px 48px 20px}.footer-inner,.footer-bottom{max-width:1224px;margin:auto;display:flex;align-items:center;gap:30px;justify-content:space-between}.footer-inner .brand{font-size:22px}.footer-inner p{font-size:13px;color:var(--muted)}.footer-inner>div{display:flex;gap:28px;font-size:13px}.footer-bottom{border-top:1px solid var(--line);margin-top:28px;padding-top:19px;font-size:11px;color:var(--muted)}dialog{border:0;border-radius:6px;padding:45px;width:min(760px,calc(100% - 32px));max-height:90vh;overflow:auto;color:var(--ink);box-shadow:0 20px 80px #102d2e33}dialog::backdrop{background:#10232188}.close-dialog{position:absolute;right:15px;top:15px;font-size:26px;border:0}#dialog-content{display:grid;grid-template-columns:220px 1fr;gap:36px;align-items:center}.detail-cover{background:var(--pale);padding:22px}.detail-cover img{width:100%;height:300px;object-fit:contain;filter:drop-shadow(3px 4px 5px #20342d33)}#dialog-title{font-family:'Libre Caslon Display',Georgia,serif;font-size:32px;line-height:1.15;font-weight:400;margin:10px 0 18px}.detail-note{font-size:13px;color:var(--muted);line-height:1.7}.detail-format{font-size:14px;margin:23px 0}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(min-width:1500px){.intro{padding-top:65px}.cover-button{height:285px}}
@media(max-width:1050px){.header-inner,.wrap{padding-left:28px;padding-right:28px}.header-inner{gap:20px}nav{gap:23px}.book-grid{gap:20px}.cover-button{height:220px;padding:18px}.catalogue-layout{grid-template-columns:160px 1fr;gap:25px}.catalogue-content .book-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.catalogue-content .cover-button{height:230px}.faq-layout{gap:40px}.subject-links{grid-template-columns:repeat(3,1fr)}.footer-inner p{display:none}}
@media(max-width:720px){.announcement{font-size:11px;padding:8px 12px}.header-inner{padding:16px 20px 0;flex-wrap:wrap;gap:12px}.brand{font-size:23px}.brand img{width:51px;height:29px}.search-link{margin-left:auto;width:36px;height:36px}nav{order:3;width:100%;justify-content:space-between;gap:16px;margin:0}nav a{padding:12px 0 15px;font-size:13px}.wrap{padding-left:20px;padding-right:20px}.intro{padding:38px 0 24px}.intro h1{font-size:49px}.intro p:not(.eyebrow){font-size:14px;max-width:300px}.eyebrow{font-size:11px}.intro .button{margin-top:19px}.shelf{padding-top:20px;padding-bottom:35px}.section-heading h2{font-size:29px}.section-heading{margin-bottom:20px}.text-link{font-size:12px;gap:8px}.section-heading p{font-size:12px}.book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:27px 18px}.home-grid .book:last-child{display:none}.cover-button{height:235px;padding:20px}.book-title{font-size:14px}.book-category{font-size:10px;margin-top:14px}.book-bottom{align-items:start;flex-direction:column;gap:4px}.subject-band{padding:30px 0}.subject-links{grid-template-columns:repeat(2,minmax(0,1fr));gap:0 25px}.subject-links a{font-size:13px;padding:16px 0}.subject-links small{font-size:11px}.closing{padding-top:30px;padding-bottom:32px;align-items:start;flex-direction:column;gap:18px}.closing h2{font-size:29px}.closing p{line-height:1.7}.page-heading{padding:30px 0 23px}h1{font-size:43px}.catalogue-layout{display:block}.filters{padding:0;border:0;display:flex;gap:8px;overflow-x:auto;margin:0 -20px 22px;padding:0 20px 8px}.filters h2{display:none}.filter-button{width:auto;white-space:nowrap;border:1px solid var(--line);padding:8px 12px;font-size:12px}.filter-button span:last-child{display:none}.catalogue-content .book-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 18px}.catalogue-content .cover-button{height:230px;padding:18px}.search-row{flex-wrap:wrap}.search-box{flex-basis:100%}select{height:38px;max-width:100%;width:100%}.faq-layout{display:block;padding-bottom:40px}.faq-aside{margin-bottom:30px}.faq-aside h2{font-size:27px}.faq-aside p{margin-bottom:17px}summary{font-size:14px;line-height:1.5;padding-top:21px;padding-bottom:21px}details p{font-size:13px}footer{padding:28px 20px 20px}.footer-inner{align-items:start;flex-direction:column;gap:21px}.footer-inner>div{gap:25px}.footer-bottom{font-size:10px;gap:12px;align-items:start}dialog{padding:42px 23px 26px}#dialog-content{grid-template-columns:1fr;gap:15px}.detail-cover{width:160px;margin:auto;padding:15px}.detail-cover img{height:185px}#dialog-title{font-size:30px}.detail-format{margin:14px 0}}
@media(max-width:370px){.intro h1{font-size:43px}.cover-button,.catalogue-content .cover-button{height:195px;padding:14px}.section-heading h2{font-size:26px}.brand{font-size:21px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}