:root{--background:#F7F4EC;--paper:#FFFCF5;--surface:#fff;--surface-soft:#F0EDE5;--ink-blue:#24354C;--ink-deep:#172638;--ink-soft:#40536A;--jade:#287C73;--jade-deep:#1D615A;--jade-soft:#E5F1EC;--terracotta:#B8573E;--terracotta-soft:#F7E8DF;--copper:#B58B4B;--lavender:#817AA2;--title:#25313D;--body:#414E5A;--muted:#67747E;--border:#E2DED5;--divider:#ECE8DF}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--background);color:var(--body);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft Yahei",sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}a:hover{color:var(--jade)}button,input,select{font:inherit}button{cursor:pointer}.container{width:min(1320px,calc(100% - 64px));margin:auto}.site-header{background:var(--paper);border-bottom:1px solid 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@media(max-width:380px){.brand-thin{display:none}.search-top input{padding:0 8px}.book-row{grid-template-columns:83px 1fr;padding:12px;gap:13px}.book-copy h3{font-size:16px}.book-copy p{font-size:12px}.book-meta{gap:5px}.book-hero{grid-template-columns:1fr}.book-cover{max-width:160px}.filters{display:grid;grid-template-columns:1fr}.filters input{min-width:0}.sample-top{display:block}}