:root{--c-base: #c5d617;--c-text: #333;--c-sub: #666;--c-line: #e3e2e6;--c-bg: #f7f7f5;--c-surface: #fff;--accent: var(--c-base);--radius: 8px;--font: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", YuGothic, Meiryo, sans-serif}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--c-bg);color:var(--c-text);font-family:var(--font);font-size:16px;line-height:1.8;overflow-wrap:anywhere}img{max-width:100%;height:auto}a{color:inherit}h1,h2,h3{line-height:1.4}.container{max-width:1080px;margin:0 auto;padding:0 16px}.container.narrow{max-width:760px}main.container{padding-bottom:48px}.site-header{background:var(--c-surface);border-bottom:4px solid var(--c-base)}.header-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px;padding-top:12px;padding-bottom:12px}.logo img{display:block;width:120px}.header-nav{display:flex;gap:4px 16px;flex-wrap:wrap;font-size:14px;font-weight:700}.header-nav a{text-decoration:none;border-bottom:3px solid var(--accent)}.site-footer{background:#2b2b2b;color:#ddd;font-size:13px;padding:32px 0 24px}.footer-nav{display:flex;flex-wrap:wrap;gap:8px 20px;margin-bottom:16px}.footer-nav a{color:#fff}.disclosure,.copyright{margin:8px 0 0;color:#aaa}.breadcrumb ol{display:flex;flex-wrap:wrap;list-style:none;margin:0;padding:12px 0 0;font-size:13px;color:var(--c-sub)}.breadcrumb li:not(:last-child):after{content:"›";margin:0 8px}.page-title{font-size:24px;margin:16px 0 8px;padding-left:12px;border-left:6px solid var(--accent)}.lead{margin:0 0 16px}.hero{padding:24px 0 8px}.hero h1{font-size:22px;margin:0 0 8px}.hero p{margin:0 0 16px;color:var(--c-sub)}.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px;border-bottom:3px solid var(--accent);margin:32px 0 16px}.section-head h2,.section-title{font-size:20px;margin:0}.section-title{margin:32px 0 16px;border-bottom:3px solid var(--accent)}.section-head a{font-size:14px;white-space:nowrap}.period-heading{font-size:18px;margin:32px 0 12px;padding:4px 12px;background:var(--accent);border-radius:var(--radius);color:#222}.period-index{margin:0 0 8px}.period-index summary{cursor:pointer;font-weight:700;font-size:14px}.period-index nav{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;font-size:13px}.period-index a{padding:2px 8px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:999px;text-decoration:none}.book-section{scroll-margin-top:16px}.search-form{display:flex;gap:8px;max-width:560px;margin:8px 0 16px}.search-form input{flex:1;min-width:0;font:inherit;padding:10px 12px;border:1px solid #bbb;border-radius:var(--radius);background:var(--c-surface)}.search-form button{font:inherit;font-weight:700;padding:10px 20px;border:0;border-radius:var(--radius);background:#333;color:#fff;cursor:pointer}.search-status{color:var(--c-sub)}.book-list,.book-grid,.news-list,.tag-list,.prize-badges{list-style:none;margin:0;padding:0}.book-list,.book-grid{display:grid;gap:12px}.book-card-inner{display:flex;gap:12px;height:100%;padding:12px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius);text-decoration:none}a.book-card-inner:hover{border-color:var(--accent);box-shadow:0 2px 8px #00000014}.book-card-inner.is-static{opacity:.85}.book-card-inner img{flex:none;width:72px;height:104px;object-fit:contain;background:#f0f0f0}.book-card-body{display:flex;flex-direction:column;gap:2px;min-width:0}.period{align-self:flex-start;font-size:12px;font-weight:700;padding:0 8px;border-radius:999px;background:var(--accent);color:#222}.book-title{font-weight:700;line-height:1.5}a.book-card-inner .book-title{color:#1a4f8b}.book-author{font-size:14px;color:var(--c-sub)}.book-excerpt{font-size:13px;color:var(--c-sub);line-height:1.6}.book-detail article{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius);padding:16px;margin-top:16px}.book-header{display:grid;grid-template-columns:110px 1fr;gap:16px;align-items:start}.book-cover{width:110px;border:1px solid var(--c-line)}.prize-badges{display:flex;flex-wrap:wrap;gap:6px}.prize-badges a{display:inline-block;font-size:13px;font-weight:700;padding:0 10px;border-radius:999px;background:var(--accent);color:#222;text-decoration:none}.book-heading{font-size:22px;margin:8px 0 0}.book-meta-author{margin:0 0 8px;font-size:17px}.book-meta{display:grid;grid-template-columns:auto 1fr;gap:0 12px;margin:0;font-size:14px}.book-meta dt{color:var(--c-sub)}.book-meta dd{margin:0}.tag-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;font-size:13px}.tag-list a{padding:0 8px;border:1px solid var(--c-line);border-radius:999px;text-decoration:none}.review h2,.publisher-description h2{font-size:18px;margin:24px 0 8px;padding-bottom:4px;border-bottom:2px solid var(--accent)}.publisher-description p{margin:0}.publisher-description .source{margin-top:4px;font-size:12px;color:var(--c-sub)}.more-link{text-align:right}.news-list li{border-bottom:1px solid var(--c-line)}.news-list a{display:block;padding:12px 0;text-decoration:none}.news-list time{display:block;font-size:13px;color:var(--c-sub)}.prose h2{font-size:20px;margin:32px 0 8px}.prose a{color:#1a4f8b}.published{color:var(--c-sub);font-size:14px}.about-list{display:grid;grid-template-columns:auto 1fr;gap:4px 16px}.about-list dd{margin:0}.ad{margin:32px 0;min-height:120px;text-align:center}.ad-label{display:block;font-size:11px;color:#999}@media(min-width:640px){.book-grid,.book-list{grid-template-columns:repeat(2,1fr)}.book-header{grid-template-columns:160px 1fr;gap:24px}.book-cover{width:160px}.book-detail article{padding:24px}.hero h1{font-size:26px}}@media(min-width:960px){.book-grid{grid-template-columns:repeat(4,1fr)}.book-grid .book-card-inner{flex-direction:column;align-items:center;text-align:center}.book-grid .book-card-inner img{width:100px;height:140px}.book-grid .period{align-self:center}.book-grid .book-excerpt{display:none}.book-list{grid-template-columns:repeat(3,1fr)}}