.book-page{max-width:960px;margin:0 auto;padding:40px 24px 80px}.book-hero{display:flex;gap:40px;align-items:flex-start;margin-bottom:48px}.book-cover-img{width:180px;height:auto;border-radius:10px;box-shadow:0 12px 40px #00000021,0 2px 10px #0000000f}.book-tag{font-size:.8rem;font-weight:500;color:var(--color-accent, #f55000);margin-bottom:8px}.book-details h1{font-family:var(--font-serif, Georgia, serif);font-size:1.8rem;font-weight:700;margin-bottom:10px;line-height:1.3}.tagline{font-size:1rem;color:var(--color-accent, #f55000);font-weight:500;margin-bottom:8px}.motto{font-size:.95rem;color:var(--color-text-secondary, #888);font-style:italic;margin-bottom:16px;padding-left:14px;border-left:3px solid var(--color-accent, #f55000)}.desc{font-size:.92rem;color:var(--color-text-secondary, #888);line-height:1.8}.book-stats{display:flex;gap:32px;margin-top:24px;padding-top:20px;border-top:1px solid var(--color-border, #e5e5e5)}.stat{text-align:center}.stat-num{font-family:var(--font-serif, Georgia, serif);font-size:1.5rem;font-weight:700;color:var(--color-text, #1a1a1a)}.stat-label{font-size:.75rem;color:var(--color-text-secondary, #888);margin-top:2px}.chapters-section{margin-top:0}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;padding-bottom:14px;border-bottom:2px solid var(--color-accent, #f55000)}.section-header h2{font-family:var(--font-serif, Georgia, serif);font-size:1.3rem;font-weight:600}.section-header .count{font-size:.85rem;color:var(--color-text-secondary, #888)}.chapter-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.chapter-card{display:flex;align-items:center;gap:14px;padding:18px 20px;background:var(--color-card-bg, #fff);border:1px solid var(--color-border, #e5e5e5);border-radius:10px;text-decoration:none;color:var(--color-text, #1a1a1a);transition:all .2s ease}.chapter-card:hover{border-color:var(--color-accent, #f55000);box-shadow:0 4px 20px #f5500014;transform:translateY(-2px)}.chapter-num{flex-shrink:0;width:44px;height:44px;border-radius:10px;background:var(--color-accent-light, #fff5f0);color:var(--color-accent, #f55000);display:flex;align-items:center;justify-content:center;font-family:var(--font-serif, Georgia, serif);font-size:1.05rem;font-weight:700}.chapter-info{flex:1;min-width:0}.chapter-name{font-size:.92rem;font-weight:600;margin-bottom:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chapter-desc{font-size:.75rem;color:var(--color-text-secondary, #888);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chapter-count{flex-shrink:0;font-size:.78rem;font-weight:600;color:var(--color-accent, #f55000);background:var(--color-accent-light, #fff5f0);padding:2px 8px;border-radius:20px}.chapter-arrow{flex-shrink:0;color:var(--color-text-secondary, #888);font-size:1.1rem;transition:transform .2s,color .2s}.chapter-card:hover .chapter-arrow{transform:translate(3px);color:var(--color-accent, #f55000)}.articles-section{margin-top:0}.article-list{display:flex;flex-direction:column;gap:6px}.article-item{display:flex;align-items:center;gap:14px;padding:14px 18px;border:1px solid transparent;border-radius:8px;text-decoration:none;color:var(--color-text, #1a1a1a);transition:all .15s}.article-item:hover{background:var(--color-accent-light, #fff5f0);border-color:#f550001f}.article-num{flex-shrink:0;width:36px;height:32px;border-radius:8px;background:var(--color-bg, #fafafa);display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:600;color:var(--color-text-secondary, #888)}.article-item:hover .article-num{background:#f550001a;color:var(--color-accent, #f55000)}.article-title{flex:1;font-size:.92rem;font-weight:500}.article-item:hover .article-title{color:var(--color-accent, #f55000)}.article-date{font-size:.75rem;color:var(--color-text-secondary, #888);flex-shrink:0}.empty-notice{text-align:center;padding:60px 20px;color:var(--color-text-secondary, #888);font-size:.95rem}@media(max-width:640px){.book-hero{flex-direction:column;align-items:center;text-align:center}.book-cover-img{width:140px}.motto{border-left:none;padding-left:0}.book-stats{justify-content:center}.chapter-grid{grid-template-columns:1fr}}