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#fff;outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}*:focus-visible{outline:3px solid var(--color-primary);outline-offset:2px}*,*::before,*::after{box-sizing:border-box}body{margin:0;font-family:var(--font-body);color:var(--color-text);background:var(--color-bg);line-height:1.6}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto;display:block}h1,h2,h3{font-family:var(--font-heading);line-height:1.2;margin-top:0}h1{line-height:1.1}h4{font-family:var(--font-heading);line-height:1.35;margin-top:0}.container{max-width:var(--max-width);margin:0 auto;padding:0 var(--space-4)}.site-main{min-height:50vh}.site-header{background:var(--color-bg);box-shadow:0 1px 12px rgba(0,0,0,6%),0 0 0 1px rgba(61,139,64,.12);padding:var(--space-4)0;position:sticky;top:0;z-index:var(--z-header)}.site-header 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var(--space-6);font-size:var(--text-base)}.book-count{color:var(--color-text-light);font-size:var(--text-sm);margin-top:var(--space-1)}.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:var(--space-6);padding:var(--space-4)0}.book-grid--featured{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}.book-card{background:var(--color-bg);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow);transition:transform var(--duration-base)var(--ease-standard),box-shadow var(--duration-base)var(--ease-standard);content-visibility:auto;contain-intrinsic-size:auto 220px auto 440px;border-top:2px solid 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var(--space-3);border-radius:var(--radius-pill);font-size:var(--text-sm);font-weight:500;text-decoration:none}.tag--age{background:var(--color-tag-age);color:var(--color-tag-age-text)}.tag--region{background:var(--color-tag-region);color:var(--color-tag-region-text)}.tag--category{background:var(--color-tag-category);color:var(--color-tag-category-text)}.tag--format{background:var(--color-tag-format);color:var(--color-tag-format-text)}.tag:hover{text-decoration:underline;opacity:.85;transition:opacity var(--duration-fast)var(--ease-standard),text-decoration var(--duration-fast)}.tag:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-pill)}.browse-layout{display:grid;grid-template-columns:250px 1fr;gap:var(--space-3)var(--space-10);padding:var(--space-2)0 var(--space-8)}.filter-sidebar{position:sticky;top:var(--header-height);align-self:start;max-height:calc(100vh - var(--header-height) - 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.bookshop-btn{text-align:center}}.amazon-btn{display:inline-block;background:var(--color-amazon);color:#000;padding:var(--space-3)var(--space-8);border-radius:var(--radius);font-weight:700;font-size:var(--text-base);text-decoration:none;transition:background var(--duration-base)var(--ease-standard)}.amazon-btn:hover{background:var(--color-amazon-hover);text-decoration:none}.amazon-btn--search{background:var(--color-amazon-search);color:#000}.amazon-btn--search:hover{background:var(--color-amazon-search-hover)}.bookshop-btn{display:inline-block;background:var(--color-bookshop);color:#fff;padding:var(--space-3)var(--space-8);border-radius:var(--radius);font-weight:700;font-size:var(--text-base);text-decoration:none;transition:background var(--duration-base)var(--ease-standard)}.bookshop-btn:hover{background:var(--color-bookshop-hover);text-decoration:none}.affiliate-inline-notice{font-size:var(--text-sm);color:var(--color-text-light);margin-top:var(--space-2)}.breadcrumb{padding:var(--space-4)0 var(--space-3);font-size:var(--text-sm);color:var(--color-text-light)}.breadcrumb ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:0}.breadcrumb li{display:flex;align-items:center}.breadcrumb li:not(:last-child)::after{content:"\203A";margin:0 var(--space-2);color:var(--color-text-light)}.breadcrumb a{color:var(--color-text-light)}.breadcrumb a:hover{color:var(--color-primary)}.taxonomy-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--space-6);padding:var(--space-4)0}.taxonomy-card{display:block;background:var(--color-bg);border-radius:var(--radius-card-sm);overflow:hidden;box-shadow:var(--shadow);text-decoration:none;color:inherit;transition:transform var(--duration-base)var(--ease-standard),box-shadow var(--duration-base)var(--ease-standard)}.taxonomy-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-4px);text-decoration:none}.taxonomy-card:focus-visible{box-shadow:var(--shadow-focus);transform:translateY(-2px)}.taxonomy-card-covers{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:var(--color-bg-alt)}.taxonomy-card-thumb{aspect-ratio:2/3;overflow:hidden}.taxonomy-card-thumb .book-cover{width:100%;height:100%;object-fit:cover}.taxonomy-card-info{padding:var(--space-4)var(--space-5)}.taxonomy-card-info h2,.taxonomy-card-info .taxonomy-card-heading{font-size:var(--text-lg);margin:0 0 var(--space-1);color:var(--color-primary)}.taxonomy-card-info p{margin:0 0 var(--space-2);color:var(--color-text-light);font-size:var(--text-sm)}.taxonomy-card-cta{font-size:var(--text-sm);font-weight:600;color:var(--color-primary)}.taxonomy-card-desc{margin:0 0 var(--space-1);color:var(--color-text-light);font-size:var(--text-sm);line-height:1.4}.continent-group{margin-bottom:var(--space-8)}.continent-heading{font-size:var(--text-xl);margin-bottom:var(--space-4);padding-bottom:var(--space-2);border-bottom:2px solid var(--color-border);position:relative}.continent-heading::after{content:'';position:absolute;bottom:-2px;left:0;width:2.5rem;height:3px;background:var(--color-accent);border-radius:var(--radius-sm)}.region-tags{display:flex;flex-wrap:wrap;gap:var(--space-2);padding:var(--space-4)0}.region-tag{display:inline-block;background:var(--color-tag-region);color:var(--color-tag-region-text);padding:var(--space-1)var(--space-3);border-radius:var(--radius-pill);font-size:var(--text-sm);text-decoration:none}.region-tag:hover{opacity:.85;text-decoration:underline;transition:opacity var(--duration-fast),background var(--duration-fast);background:color-mix(in srgb,var(--color-tag-region) 70%,var(--color-tag-region-text) 10%)}.region-tag span{font-size:var(--text-xs);color:var(--color-tag-region-text-muted)}.region-tag--lg{font-size:var(--text-base);padding:var(--space-2)var(--space-4);font-weight:600}.region-tag--md{font-size:var(--text-sm);padding:var(--space-1)var(--space-3);font-weight:500}.featured-section,.explore-section,.blog-preview,.new-to-collection{padding:var(--space-8)0}.featured-section{background:var(--color-bg-alt)}.new-to-collection{background:var(--color-bg);border-bottom:1px solid var(--color-border)}.section-intro{color:var(--color-text-light);font-size:var(--text-base);margin-bottom:var(--space-6);max-width:640px}.age-group-section{margin-bottom:var(--space-8)}.section-header{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:var(--space-4);flex-wrap:wrap;gap:var(--space-2)}.section-header h2{font-size:clamp(var(--text-xl),3vw,var(--text-2xl));margin:0;position:relative;padding-bottom:var(--space-2);min-width:0}.section-header h2::after{content:'';position:absolute;bottom:0;left:0;width:2.5rem;height:3px;background:var(--color-accent);border-radius:var(--radius-sm)}.section-header h3{font-size:clamp(var(--text-base),2vw,var(--text-lg));margin:0;position:relative;padding-bottom:var(--space-2);min-width:0}.section-header h3::after{content:'';position:absolute;bottom:0;left:0;width:1.5rem;height:2px;background:var(--color-accent);border-radius:var(--radius-sm)}.see-more{font-size:var(--text-sm);font-weight:600;color:var(--color-primary);display:inline-flex;align-items:center;gap:var(--space-1);transition:background .15s ease,color .15s ease;border:1.5px solid var(--color-primary);border-radius:var(--radius-pill);padding:var(--space-2)var(--space-3);text-decoration:none;white-space:nowrap}.see-more:hover{background:var(--color-primary);color:#fff;text-decoration:none}.see-more [aria-hidden=true]{display:inline-block;transition:transform .15s ease}.see-more:hover [aria-hidden=true]{transform:translateX(3px)}.section-cta{text-align:center;margin-top:var(--space-4)}.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--space-6);padding:var(--space-8)0}.blog-card{background:var(--color-bg);box-shadow:var(--shadow);border-top:4px solid var(--color-accent);border-radius:var(--radius-card-sm);padding:var(--space-6);display:flex;flex-direction:column;transition:box-shadow var(--duration-base)var(--ease-standard),transform var(--duration-base)var(--ease-standard)}.blog-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}.blog-card h2,.blog-card h3{font-size:var(--text-lg);margin:0 0 var(--space-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.blog-card h2 a,.blog-card h3 a{color:var(--color-text)}.blog-card h2 a:hover,.blog-card h3 a:hover{color:var(--color-primary)}.blog-card p{margin:0 0 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a:hover{color:var(--color-primary)}.footer-social{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-4);margin-bottom:var(--space-4);font-size:var(--text-sm)}.footer-social a{color:var(--color-text-light)}.footer-social a:hover{color:var(--color-primary)}.affiliate-notice{font-size:var(--text-sm);color:var(--color-text-light);margin:0 0 var(--space-2)}.copyright{font-size:var(--text-sm);color:var(--color-text-light);margin:0}.search-wrapper{position:relative;margin-bottom:var(--space-4);padding-bottom:var(--space-3);border-bottom:1px solid var(--color-border)}.search-input{width:100%;padding:var(--space-3)2.25rem var(--space-3)var(--space-3);border:1.5px solid var(--color-border);border-radius:var(--radius);font-size:var(--text-base);font-family:var(--font-body);background:var(--color-bg);color:var(--color-text);transition:border-color var(--duration-base)var(--ease-standard),box-shadow var(--duration-base)var(--ease-standard)}.search-input:focus{outline:2px solid 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var(--duration-base)var(--ease-standard)}.guide-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px);text-decoration:none}.guide-card-title{font-family:var(--font-heading);font-weight:700;font-size:var(--text-lg);color:var(--color-text);margin-bottom:var(--space-2)}.guide-card-desc{font-size:var(--text-sm);color:var(--color-text-light);flex:1;margin-bottom:var(--space-3)}.guide-card-link{font-size:var(--text-sm);color:var(--color-primary);font-weight:700}.related-books{padding:var(--space-8)0;background:var(--color-bg-alt);margin-top:var(--space-8)}.related-books--author{background:var(--color-bg)}.related-books+.related-books{margin-top:0;padding-top:var(--space-4);border-top:1px solid var(--color-border)}.related-books h2{font-size:var(--text-xl);margin-bottom:var(--space-4)}.related-books--author h2,.related-books--region h2{font-size:var(--text-lg)}.sort-controls{display:flex;align-items:center;gap:var(--space-2);padding-bottom:var(--space-2);border-bottom:1px solid 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var(--duration-fast)var(--ease-standard);min-width:36px;text-align:center}.pagination-num:hover{background:var(--color-bg-alt)}.pagination-num--active{background:var(--color-primary);color:#fff;border-color:var(--color-primary);font-weight:600;cursor:default}.pagination-ellipsis{color:var(--color-text-light);padding:0 var(--space-1)}@media(max-width:900px){.browse-layout{grid-template-columns:210px 1fr;gap:var(--space-3)var(--space-6)}}.filter-drawer-toggle{display:none}.filter-drawer-backdrop{display:none}.filter-drawer-footer{display:none}@media(max-width:768px){.hero{padding:var(--space-12)0}.browse-layout{grid-template-columns:1fr}.filter-sidebar{position:fixed;top:0;left:0;bottom:0;width:300px;max-width:85vw;z-index:var(--z-drawer);background:var(--color-bg);max-height:100vh;transform:translateX(-100%);transition:transform var(--duration-slow)var(--ease-standard);padding:var(--space-4);overflow-y:auto;box-shadow:2px 0 16px 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