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h1[data-astro-cid-e2mbgvuy]{color:var(--primary-color);font-size:3rem;margin-bottom:1rem;font-weight:700;line-height:1.2}.handbook-subtitle[data-astro-cid-e2mbgvuy]{color:var(--text-light);font-size:1.2rem;margin:0;font-weight:400}.chapters-grid[data-astro-cid-e2mbgvuy]{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:2.5rem;margin-bottom:4rem;max-width:1400px;margin-left:auto;margin-right:auto}.chapter-card[data-astro-cid-e2mbgvuy]{background:var(--background);border:1px solid var(--border);border-radius:1.5rem;padding:0;box-shadow:0 4px 20px #00000014;transition:all .4s ease;overflow:hidden;position:relative}.chapter-card[data-astro-cid-e2mbgvuy]:hover{transform:translateY(-8px);box-shadow:0 12px 40px #00000026;border-color:var(--primary-color)}.featured-chapter[data-astro-cid-e2mbgvuy]{border:2px solid var(--accent-color);background:linear-gradient(135deg,var(--background) 0%,#fef9e7 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.75rem;color:var(--primary-color);font-size:1.5rem;line-height:1.3;font-weight:600}.chapter-description[data-astro-cid-e2mbgvuy]{margin:0;color:var(--text-light);font-size:.95rem;line-height:1.5}.chapter-footer[data-astro-cid-e2mbgvuy]{padding:1.5rem 2rem 2rem;background:var(--background-light)}.chapter-link[data-astro-cid-e2mbgvuy]{width:100%;padding:1rem 1.5rem;border:none;border-radius:.75rem;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:.75rem;position:relative;text-decoration:none;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:#fff;font-size:1rem;box-shadow:0 4px 12px #1e3a8a33}.chapter-link[data-astro-cid-e2mbgvuy]:hover{transform:translateY(-2px);box-shadow:0 8px 20px #1e3a8a4d}.link-icon[data-astro-cid-e2mbgvuy]{font-size:1.2rem}.link-text[data-astro-cid-e2mbgvuy]{flex:1}.external-icon[data-astro-cid-e2mbgvuy]{font-size:1rem;color:var(--accent-color);opacity:.8}.chapter-sections[data-astro-cid-e2mbgvuy]{padding:1.5rem 2rem 2rem;background:var(--background-light);display:flex;flex-direction:column;gap:1.5rem}.section-item[data-astro-cid-e2mbgvuy]{background:var(--background);border:1px solid var(--border);border-radius:1rem;padding:1.5rem;display:flex;justify-content:space-between;align-items:center;gap:1.5rem;transition:all .3s ease;box-shadow:0 2px 8px #0000000d}.section-item[data-astro-cid-e2mbgvuy]:hover{transform:translateY(-2px);box-shadow:0 4px 16px #0000001a;border-color:var(--primary-color)}.section-info[data-astro-cid-e2mbgvuy]{flex:1;min-width:0}.section-info[data-astro-cid-e2mbgvuy] h4[data-astro-cid-e2mbgvuy]{margin:0 0 .5rem;color:var(--text-dark);font-size:1.1rem;font-weight:600}.section-description[data-astro-cid-e2mbgvuy]{margin:0;color:var(--text-light);font-size:.9rem;line-height:1.4}.section-link[data-astro-cid-e2mbgvuy]{padding:.75rem 1.25rem;border:none;border-radius:.75rem;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:.5rem;text-decoration:none;background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:#fff;font-size:.9rem;white-space:nowrap;box-shadow:0 2px 8px #1e3a8a33;flex-shrink:0}.section-link[data-astro-cid-e2mbgvuy]:hover{transform:translateY(-1px);box-shadow:0 4px 12px #1e3a8a4d}.section-link[data-astro-cid-e2mbgvuy] .link-icon[data-astro-cid-e2mbgvuy]{font-size:1rem}.section-link[data-astro-cid-e2mbgvuy] .external-icon[data-astro-cid-e2mbgvuy]{font-size:.8rem;color:var(--accent-color);margin-left:.25rem}@media (max-width: 768px){.handbook-header[data-astro-cid-e2mbgvuy] h1[data-astro-cid-e2mbgvuy]{font-size:2.5rem}.handbook-subtitle[data-astro-cid-e2mbgvuy]{font-size:1.1rem}.chapters-grid[data-astro-cid-e2mbgvuy]{grid-template-columns:1fr;gap:2rem}.chapter-header[data-astro-cid-e2mbgvuy]{flex-direction:column;text-align:center;gap:1rem;padding:1.5rem}.chapter-number[data-astro-cid-e2mbgvuy]{width:60px;height:60px;font-size:1.3rem}.chapter-number[data-astro-cid-e2mbgvuy].other{font-size:1.8rem}.chapter-info[data-astro-cid-e2mbgvuy] h3[data-astro-cid-e2mbgvuy]{font-size:1.3rem}.chapter-footer[data-astro-cid-e2mbgvuy]{padding:1rem 1.5rem 1.5rem}.chapter-link[data-astro-cid-e2mbgvuy]{padding:.875rem 1.25rem}.section-item[data-astro-cid-e2mbgvuy]{flex-direction:column;align-items:stretch;gap:1rem;text-align:center}.section-link[data-astro-cid-e2mbgvuy]{justify-content:center;width:100%}.chapter-sections[data-astro-cid-e2mbgvuy]{padding:1rem 1.5rem 1.5rem}}@media (max-width: 480px){.header-icon[data-astro-cid-e2mbgvuy]{font-size:3rem}.handbook-header[data-astro-cid-e2mbgvuy] h1[data-astro-cid-e2mbgvuy]{font-size:2rem}.handbook-subtitle[data-astro-cid-e2mbgvuy]{font-size:1rem}.chapter-header[data-astro-cid-e2mbgvuy]{padding:1rem}.chapter-number[data-astro-cid-e2mbgvuy]{width:50px;height:50px;font-size:1.1rem}.chapter-number[data-astro-cid-e2mbgvuy].other{font-size:1.5rem}.chapter-info[data-astro-cid-e2mbgvuy] h3[data-astro-cid-e2mbgvuy]{font-size:1.2rem}.chapter-description[data-astro-cid-e2mbgvuy],.section-description[data-astro-cid-e2mbgvuy]{font-size:.85rem}}