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48px}.book-hero-meta{flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:20px;display:flex}.book-lang-pair{justify-content:center;align-items:center;gap:8px;margin:8px 0 12px;display:flex}.book-lang-flag{font-size:28px;line-height:1}.book-lang-arrow{color:var(--text-muted);font-size:18px}.book-hero h1{font-family:var(--font-reading);color:var(--text-primary);letter-spacing:-.5px;margin-bottom:10px;font-size:40px;font-weight:700;line-height:1.15}.book-author{color:var(--text-secondary);margin-bottom:16px;font-size:18px;font-style:italic}.book-description{color:var(--text-secondary);max-width:540px;margin:0 auto 28px;font-size:17px;line-height:1.55}.book-ctas{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.book-cta{border-radius:var(--radius-md);cursor:pointer;align-items:center;gap:8px;padding:14px 28px;font-size:16px;font-weight:600;text-decoration:none;transition:all .25s;display:inline-flex}.book-cta-primary{background:linear-gradient(135deg,var(--accent)0%,#8b4726 100%);color:#fff;box-shadow:var(--shadow-accent)}.book-cta-primary:hover{transform:translateY(-2px);box-shadow:0 6px 28px #a0522d59}.book-cta-secondary{background:var(--bg-glass);border:1.5px solid var(--border);color:var(--text-primary);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.book-cta-secondary:hover{border-color:var(--accent-light);color:var(--accent);background:var(--bg-elevated)}.book-cta-secondary svg{flex-shrink:0}.book-levels{padding:40px 20px}.book-levels h2{font-family:var(--font-reading);text-align:center;color:var(--text-primary);margin-bottom:24px;font-size:24px;font-weight:600}.book-levels-list{flex-direction:row;justify-content:center;gap:12px;display:flex}.book-level-row{border:1.5px solid var(--border-light);border-radius:var(--radius-lg);color:inherit;cursor:pointer;background:#faf7f0;flex-direction:column;flex:1;align-items:center;gap:8px;max-width:160px;padding:16px 20px;text-decoration:none;transition:all .2s;display:flex}.book-level-row:hover{border-color:var(--accent-light);box-shadow:var(--shadow-sm);transform:translateY(-2px)}.book-level-row.active{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-light)}button.book-level-row{font:inherit;outline:none}.phrase-preview.loading{opacity:.4;pointer-events:none;transition:opacity .2s}.book-level-badge{color:#fff;border-radius:50%;justify-content:center;align-items:center;width:40px;min-width:40px;height:40px;font-size:14px;font-weight:700;display:inline-flex}.book-level-row[data-cefr=C2] .book-level-badge,.book-level-row[data-cefr=C1] .book-level-badge{background:#7b2d8e}.book-level-row[data-cefr=B2] .book-level-badge{background:#e67e22}.book-level-row[data-cefr=B1] .book-level-badge{background:#d4a017}.book-level-row[data-cefr=A2] .book-level-badge{background:#e25822}.book-level-row[data-cefr=A1] .book-level-badge{background:#c0392b}.book-level-text{color:var(--text-secondary);white-space:nowrap;font-size:13px;font-weight:500}.book-preview{padding:40px 20px}.book-preview h2{font-family:var(--font-reading);color:var(--text-primary);margin-bottom:20px;font-size:24px;font-weight:600}.book-preview h2 .book-level-badge{vertical-align:middle;width:28px;min-width:28px;height:28px;margin-left:6px;font-size:11px}.book-preview-text{font-family:var(--font-reading);color:var(--text-secondary);border-left:4px solid var(--accent);border-radius:0 var(--radius-sm)var(--radius-sm)0;background:#faf7f0cc;margin-bottom:16px;padding:20px 24px;font-size:17px;line-height:1.7}.phrase-preview{border-radius:var(--radius-lg);border:1.5px solid var(--border-light);background:#faf7f0cc;margin-bottom:20px;padding:24px}.phrase-sentence{border-bottom:1px solid #0000000f;flex-wrap:wrap;align-items:baseline;gap:4px 12px;padding:12px 0;display:flex}.phrase-sentence:last-child{border-bottom:none;padding-bottom:0}.phrase-sentence:first-child{padding-top:0}.phrase-chunk{flex-direction:column;align-items:flex-start;display:inline-flex}.phrase-chunk-original{font-family:var(--font-reading);color:var(--text-primary);text-underline-offset:3px;font-size:18px;line-height:1.4;-webkit-text-decoration:underline #8b5a2b40;text-decoration:underline #8b5a2b40}.phrase-chunk-translation{color:var(--text-muted);margin-top:1px;font-size:12px;line-height:1.3}@media (max-width:640px){.phrase-preview{padding:16px}.phrase-chunk-original{font-size:16px}.phrase-chunk-translation{font-size:11px}}.book-preview-cta{color:var(--accent);font-size:15px;font-weight:600;text-decoration:none;transition:transform .2s;display:inline-flex}.book-preview-cta:hover{transform:translate(4px)}.book-features{padding:40px 20px}.book-features-grid{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.book-feature{text-align:center;border:1px solid var(--border-light);border-radius:var(--radius-md);background:#faf7f0;padding:24px 12px;transition:all .2s}.book-feature:hover{border-color:var(--accent-light);box-shadow:var(--shadow-sm)}.book-feature-icon{margin-bottom:12px;font-size:28px}.book-feature h3{color:var(--text-primary);margin-bottom:6px;font-size:14px;font-weight:600}.book-feature p{color:var(--text-secondary);font-size:12px;line-height:1.4}.book-final-cta{text-align:center;padding:48px 20px}.book-final-cta h2{font-family:var(--font-reading);color:var(--text-primary);margin-bottom:24px;font-size:28px;font-weight:600}.catalog-hero{text-align:center;padding:48px 20px 32px}.catalog-hero h1{font-family:var(--font-reading);color:var(--text-primary);margin-bottom:12px;font-size:36px;font-weight:700}.catalog-subtitle{color:var(--text-secondary);font-size:17px}.catalog-grid{padding:0 20px 64px}.catalog-cards{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;display:grid}.catalog-card{border:1.5px solid var(--border-light);border-radius:var(--radius-lg);cursor:pointer;background:#faf7f0;flex-direction:column;padding:24px;text-decoration:none;transition:all .25s;display:flex}.catalog-card:hover{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translateY(-3px)}.catalog-card-badges{gap:6px;margin-bottom:12px;display:flex}.catalog-card-title{font-family:var(--font-reading);color:var(--text-primary);margin-bottom:6px;font-size:20px;font-weight:600;line-height:1.3}.catalog-card-author{color:var(--text-secondary);margin-bottom:auto;font-size:14px;font-style:italic}.catalog-card-cta{color:var(--accent);margin-top:16px;font-size:14px;font-weight:600}.catalog-empty{text-align:center;color:var(--text-muted);padding:48px 0;font-size:17px}.catalog-promo{text-align:center;padding:48px 20px 40px}.catalog-promo h2{font-family:var(--font-reading);color:var(--text-primary);margin-bottom:10px;font-size:28px;font-weight:600}.catalog-promo-cards{flex-wrap:wrap;justify-content:center;gap:16px;margin-top:24px;display:flex}.catalog-promo-card{border:1.5px solid var(--border-light);border-radius:var(--radius-lg);color:var(--text-primary);background:#faf7f0;align-items:center;gap:12px;padding:16px 28px;font-size:16px;font-weight:600;text-decoration:none;transition:all .25s;display:flex}.catalog-promo-card:hover{border-color:var(--accent);box-shadow:var(--shadow-md);transform:translateY(-3px)}.catalog-promo-flag{font-size:28px}@media (max-width:640px){.book-hero h1{font-size:28px}.book-features-grid{grid-template-columns:1fr}.book-ctas{flex-direction:column;align-items:center}.book-cta{justify-content:center;width:100%}.catalog-hero h1{font-size:28px}.catalog-cards{grid-template-columns:1fr}}.catalog-index{padding:0 20px 64px}.catalog-lang-section{margin-bottom:36px}.catalog-lang-section.catalog-lang-empty{margin-bottom:12px}.catalog-lang-header{border-bottom:1.5px solid var(--border-light);justify-content:space-between;align-items:center;margin-bottom:16px;padding-bottom:12px;display:flex}.catalog-lang-title{font-family:var(--font-reading);color:var(--text-primary);align-items:center;gap:10px;font-size:22px;font-weight:600;text-decoration:none;display:flex}.catalog-lang-title:hover{color:var(--accent)}.catalog-lang-flag{font-size:28px}.catalog-lang-count{color:var(--text-muted);background:#f0ece0;border-radius:12px;padding:2px 10px;font-size:14px;font-weight:500}.catalog-lang-all{color:var(--accent);white-space:nowrap;font-size:14px;font-weight:600;text-decoration:none}.catalog-lang-all:hover{text-decoration:underline}.catalog-empty-lang{color:var(--text-muted);margin-left:6px;font-size:14px;display:inline}@media (max-width:640px){.catalog-lang-header{flex-direction:column;align-items:flex-start;gap:8px}.catalog-lang-title{font-size:18px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}