:root{
  --ink:#1F2A44; --ink-2:#4A5672; --paper:#FFFFFF; --wash:#EEF2F8; --line:#D8DEEA;
  --gold:#C99A1E; --gold-2:#F2D27A; --silver:#8E99A8; --silver-2:#DCE2EA; --link:#2D5BA8;
  --serif:"Literata",Georgia,serif; --sans:"Atkinson Hyperlegible",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.55 var(--sans)}
a{color:var(--link)}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}
.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:9}
:focus-visible{outline:3px solid var(--link);outline-offset:2px}
.top{border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:12px 16px;min-height:68px;padding:10px 0;flex-wrap:wrap}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none}.brand-seal{flex:0 0 auto;width:26px;height:26px;border-radius:50%;background:radial-gradient(circle at 35% 30%,var(--gold-2),var(--gold) 70%);box-shadow:inset 0 0 0 2px #A57F17,inset 0 0 0 4px var(--gold-2)}.brand-text{display:flex;flex-direction:column}.brand-the{font:700 11px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--gold);margin:0 0 3px 1px}.brand-main{font:700 24px/1 var(--serif);letter-spacing:-.01em}
.bar nav{display:flex;gap:18px;flex-wrap:wrap}
.bar nav a{color:var(--ink);text-decoration:none;font-weight:700;font-size:16px}
.bar nav a:hover{text-decoration:underline}
.crumbs{font-size:14px;color:var(--ink-2);padding:18px 0 0}
.crumbs a{color:var(--ink-2)}
h1,h2,h3{font-family:var(--serif);font-weight:600;letter-spacing:-.015em;line-height:1.15}
.hero{padding:40px 0 18px;max-width:760px}
.hero h1{font-size:clamp(34px,5.4vw,58px);margin:0 0 14px;font-weight:700}
.lede{font-size:19px;color:var(--ink-2);margin:0;max-width:62ch}
.head{padding:18px 0 8px;max-width:760px}
.head h1{font-size:clamp(30px,4.2vw,46px);margin:0 0 10px}

/* the age shelf: one spine per age band */
.shelf{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;align-items:end;padding:22px 0 0;border-bottom:10px solid #B88A5A;margin:0 0 18px}
.spine{appearance:none;border:0;cursor:pointer;font:inherit;text-decoration:none;display:flex;flex-direction:column;justify-content:space-between;
  background:var(--c);color:var(--i);border-radius:6px 6px 0 0;padding:14px 12px 12px;min-height:150px;position:relative;
  box-shadow:inset -6px 0 0 rgba(0,0,0,.08),inset 0 14px 0 rgba(255,255,255,.18);transition:transform .18s ease}
.spine:nth-child(1){min-height:128px}.spine:nth-child(2){min-height:146px}.spine:nth-child(3){min-height:164px}
.spine:nth-child(4){min-height:182px}.spine:nth-child(5){min-height:200px}
.spine .lbl{font-weight:700;font-size:15px;line-height:1.2;text-align:left}
.spine .num{font:700 clamp(26px,3.4vw,40px)/1 var(--serif);text-align:left}
.spine:hover{transform:translateY(-6px)}
.spine[aria-pressed="true"],.spine[aria-current="page"]{transform:translateY(-14px);box-shadow:inset -6px 0 0 rgba(0,0,0,.08),0 0 0 3px var(--ink)}
@media (prefers-reduced-motion:reduce){.spine{transition:none}}

.topics{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 18px}
.topic{appearance:none;font:inherit;font-size:15px;border:1.5px solid var(--line);background:var(--paper);color:var(--ink);
  border-radius:999px;padding:6px 14px;cursor:pointer;text-decoration:none}
.topic span{color:var(--ink-2);margin-left:6px;font-size:13px}
.topic:hover{border-color:var(--ink)}
.topic[aria-pressed="true"],.topic[aria-current="page"]{background:var(--ink);border-color:var(--ink);color:#fff}
.topic[aria-pressed="true"] span,.topic[aria-current="page"] span{color:#C9D2E3}
.finder-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin:0 0 10px}
.count{color:var(--ink-2);margin:0 0 10px}
.finder-bar .count{margin:0}
.only{font-size:15px;display:flex;gap:6px;align-items:center;cursor:pointer}

/* book grid */
.books{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:30px 22px;margin:0 0 28px}
.book{text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:3px}
.book .cover{position:relative;aspect-ratio:2/3;margin:0 0 10px;background:var(--wash);border-radius:3px 6px 6px 3px;
  box-shadow:0 1px 0 var(--line),4px 4px 0 var(--wash)}
.book .cover img{width:100%;height:100%;object-fit:cover;border-radius:3px 6px 6px 3px}
.book:hover .t{text-decoration:underline}
.book .t{font:600 17px/1.25 var(--serif)}
.book .a{font-size:15px;color:var(--ink-2)}
.book .w{font-size:13.5px;color:var(--ink-2)}
.card-cover{position:absolute;inset:0;background:var(--c);color:var(--i);border-radius:3px 6px 6px 3px;padding:16px 14px;
  display:flex;flex-direction:column;justify-content:center;gap:10px;text-align:center;box-shadow:inset 8px 0 0 rgba(0,0,0,.1)}
.card-cover b{font:600 18px/1.2 var(--serif)}
.card-cover i{font-style:normal;font-size:13px;opacity:.85}

/* the seal: the prize sticker, in words */
.seal{position:absolute;right:-8px;top:-10px;width:62px;height:62px;border-radius:50%;display:flex;flex-direction:column;
  align-items:center;justify-content:center;text-align:center;line-height:1.05;font-size:11px;padding:4px}
.seal b{font-weight:700;font-size:11.5px}
.seal i{font-style:normal;font-size:12px;font-weight:700}
.seal.gold{background:radial-gradient(circle at 35% 30%,var(--gold-2),var(--gold) 70%);color:#3A2A00;box-shadow:0 0 0 2px #fff,0 0 0 3.5px var(--gold)}
.seal.silver{background:radial-gradient(circle at 35% 30%,#fff,var(--silver-2) 45%,var(--silver));color:#1E2633;box-shadow:0 0 0 2px #fff,0 0 0 3.5px var(--silver)}
.seal.ring{background:#fff;color:var(--ink);box-shadow:inset 0 0 0 2px var(--ink-2)}
.seal.gold b,.seal.silver b,.seal.ring b{max-width:54px}

.more{margin:0 0 40px}
.more a,.more button,.btn{display:inline-block;font:inherit;font-weight:700;text-decoration:none;cursor:pointer;
  border:2px solid var(--ink);color:var(--ink);background:#fff;border-radius:999px;padding:10px 22px}
.btn.primary{background:var(--ink);color:#fff}
.more a:hover,.more button:hover,.btn:hover{background:var(--wash)}
.btn.primary:hover{background:#2E3C60}
.ways{border-top:1px solid var(--line);padding:22px 0 30px;max-width:760px}
.ways h2{font-size:24px;margin:0 0 8px}

/* book page */
.title-page{display:grid;grid-template-columns:minmax(200px,300px) 1fr;gap:44px;padding:26px 0 30px;align-items:start}
.big-cover{position:relative;aspect-ratio:2/3;background:var(--wash);border-radius:4px 8px 8px 4px;box-shadow:8px 8px 0 var(--wash)}
.big-cover img{width:100%;height:100%;object-fit:cover;border-radius:4px 8px 8px 4px}
.big-cover .card-cover b{font-size:26px}
.big-cover .seal{width:86px;height:86px;right:-14px;top:-14px}
.big-cover .seal b{font-size:14px;max-width:72px}.big-cover .seal i{font-size:15px}
.about h1{font-size:clamp(30px,4vw,48px);margin:0 0 6px}
.by{font-size:19px;color:var(--ink-2);margin:0 0 18px}
.honours{list-style:none;padding:0;margin:0 0 20px}
.honours li{padding:8px 0;border-top:1px solid var(--line);font-weight:700}
.honours li:last-child{border-bottom:1px solid var(--line)}
.honours a{color:var(--ink);text-decoration:none}
.honours a:hover{text-decoration:underline}
.facts{display:grid;grid-template-columns:max-content 1fr;gap:6px 18px;margin:0 0 22px}
.facts dt{color:var(--ink-2)}
.facts dd{margin:0}
.buy{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 10px}
.note{font-size:14px;color:var(--ink-2);margin:0 0 6px;max-width:60ch}
.next{border-top:1px solid var(--line);padding:24px 0 0}
.next h2{font-size:24px;margin:0 0 18px}

/* hubs and awards */
.hubs{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;margin:10px 0 40px}
.hubs a{display:block;border:1.5px solid var(--line);border-radius:10px;padding:16px 18px;text-decoration:none;color:var(--ink)}
.hubs a:hover{border-color:var(--ink)}
.hubs b{display:block;font:600 19px/1.25 var(--serif);margin:0 0 4px}
.hubs small{color:var(--ink-2);font-size:14.5px;line-height:1.45;display:block}
.years{display:grid;grid-template-columns:repeat(auto-fill,minmax(400px,1fr));gap:4px 48px;margin:10px 0 40px;align-items:start}
.year{padding:0 0 14px}
.year h2{font-size:22px;margin:10px 0 6px;border-bottom:1px solid var(--line);padding-bottom:4px}
.year ul{list-style:none;padding:0;margin:0}
.year li{padding:3px 0;font-size:15.5px}
.year li a{font-weight:700;color:var(--ink)}
.year li span{color:var(--ink-2)}
.year li em{font-style:normal;font-size:13px;color:var(--ink-2);border:1px solid var(--line);border-radius:999px;padding:0 7px;white-space:nowrap}
.year li.r0 em{background:var(--gold-2);border-color:var(--gold);color:#3A2A00}
.prose{max-width:68ch;padding:0 0 40px}
.prose h2{font-size:24px;margin:28px 0 8px}
.foot{border-top:1px solid var(--line);margin-top:30px;padding:24px 0 40px;font-size:14.5px;color:var(--ink-2)}
.foot p{max-width:90ch}
.foot a{color:var(--ink-2);margin-right:14px}

@media (max-width:720px){
  body{font-size:16px}
  .shelf{gap:5px}
  .spine{padding:10px 7px 9px}
  .spine .lbl{font-size:12px}
  .spine:nth-child(1){min-height:104px}.spine:nth-child(2){min-height:116px}.spine:nth-child(3){min-height:128px}
  .spine:nth-child(4){min-height:140px}.spine:nth-child(5){min-height:152px}
  .spine .num{font-size:22px}
  .finder .topics{flex-wrap:nowrap;overflow-x:auto;margin:0 -20px 16px;padding:2px 20px 6px;scrollbar-width:none}
  .finder .topics .topic{flex:0 0 auto}
  .years{grid-template-columns:1fr}
  .books{grid-template-columns:repeat(2,1fr);gap:26px 16px}
  .title-page{grid-template-columns:1fr;gap:26px}
  .big-cover{max-width:240px}
}