.library-intro[data-astro-cid-73ne5lbz]{display:grid;gap:var(--space-2xl)}.library-intro[data-astro-cid-73ne5lbz]>div[data-astro-cid-73ne5lbz]:first-child{max-width:72ch}.library-intro[data-astro-cid-73ne5lbz] p[data-astro-cid-73ne5lbz]{margin-top:var(--space-md);color:var(--color-text-light);line-height:1.75}.collection-grid[data-astro-cid-73ne5lbz]{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:var(--space-lg)}.collection-card[data-astro-cid-73ne5lbz]{padding:var(--space-lg);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:#fff}.collection-card[data-astro-cid-73ne5lbz] h3[data-astro-cid-73ne5lbz]{margin:0 0 var(--space-sm) 0;font-size:1rem;color:var(--color-dark)}.collection-card[data-astro-cid-73ne5lbz] p[data-astro-cid-73ne5lbz]{margin:0}.video-stats[data-astro-cid-73ne5lbz]{display:flex;justify-content:center;gap:var(--space-3xl);padding:var(--space-xl) 0;border-bottom:1px solid var(--color-border)}.video-stat[data-astro-cid-73ne5lbz]{display:flex;flex-direction:column;align-items:center;gap:var(--space-xs)}.video-stat__number[data-astro-cid-73ne5lbz]{font-size:2rem;font-weight:800;color:var(--color-primary);font-family:var(--font-heading);line-height:1}.video-stat__label[data-astro-cid-73ne5lbz]{font-size:.82rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted)}.player-wrap[data-astro-cid-73ne5lbz]{margin-bottom:var(--space-2xl)}.player[data-astro-cid-73ne5lbz]{position:relative;width:100%;aspect-ratio:16 / 9;background:var(--color-dark);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-xl)}.player[data-astro-cid-73ne5lbz] iframe[data-astro-cid-73ne5lbz]{position:absolute;top:0;left:0;width:100%;height:100%;border:0}.player-info[data-astro-cid-73ne5lbz]{padding:var(--space-lg) 0}.player-info__title[data-astro-cid-73ne5lbz]{font-size:1.4rem;font-weight:700;color:var(--color-dark);margin:0 0 var(--space-xs) 0}.player-info__speaker[data-astro-cid-73ne5lbz]{font-size:.95rem;color:var(--color-primary);font-weight:600;margin:0}.playlist-heading[data-astro-cid-73ne5lbz]{font-size:1.1rem;font-weight:700;color:var(--color-dark);margin-bottom:var(--space-lg);text-transform:uppercase;letter-spacing:.05em}.playlist[data-astro-cid-73ne5lbz]{display:flex;flex-direction:column;gap:2px;border:1px solid var(--color-border);border-radius:var(--radius-xl);overflow:hidden;background:var(--color-border)}.playlist-item[data-astro-cid-73ne5lbz]{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md) var(--space-lg);background:#fff;border:none;cursor:pointer;text-align:left;font-family:inherit;transition:all var(--transition-fast)}.playlist-item[data-astro-cid-73ne5lbz]:hover{background:var(--color-bg-alt)}.playlist-item--active[data-astro-cid-73ne5lbz]{background:#e945600d;border-left:3px solid var(--color-primary)}.playlist-item--active[data-astro-cid-73ne5lbz] .playlist-item__title[data-astro-cid-73ne5lbz]{color:var(--color-primary)}.playlist-item__index[data-astro-cid-73ne5lbz]{font-size:.82rem;font-weight:700;color:var(--color-text-muted);min-width:28px;flex-shrink:0}.playlist-item--active[data-astro-cid-73ne5lbz] .playlist-item__index[data-astro-cid-73ne5lbz]{color:var(--color-primary)}.playlist-item__info[data-astro-cid-73ne5lbz]{flex:1;min-width:0}.playlist-item__title[data-astro-cid-73ne5lbz]{display:block;font-size:.95rem;font-weight:600;color:var(--color-dark);line-height:1.4}.playlist-item__speaker[data-astro-cid-73ne5lbz]{display:block;font-size:.82rem;color:var(--color-text-light);margin-top:2px}.playlist-item__duration[data-astro-cid-73ne5lbz]{font-size:.8rem;font-weight:600;color:var(--color-text-muted);flex-shrink:0;padding:.2rem .5rem;background:var(--color-bg-alt);border-radius:var(--radius-full)}.usage-grid[data-astro-cid-73ne5lbz]{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--space-lg)}.usage-card[data-astro-cid-73ne5lbz]{padding:var(--space-xl);background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg)}.usage-card[data-astro-cid-73ne5lbz] h3[data-astro-cid-73ne5lbz]{margin:0 0 var(--space-sm) 0;font-size:1rem;color:var(--color-dark)}.usage-card[data-astro-cid-73ne5lbz] p[data-astro-cid-73ne5lbz]{margin:0;color:var(--color-text-light);line-height:1.7}@media(max-width:768px){.video-stats[data-astro-cid-73ne5lbz]{gap:var(--space-xl)}.video-stat__number[data-astro-cid-73ne5lbz]{font-size:1.5rem}.player[data-astro-cid-73ne5lbz]{border-radius:var(--radius-md)}.playlist-item[data-astro-cid-73ne5lbz]{padding:var(--space-sm) var(--space-md)}.playlist-item__title[data-astro-cid-73ne5lbz]{font-size:.88rem}.collection-grid[data-astro-cid-73ne5lbz],.usage-grid[data-astro-cid-73ne5lbz]{grid-template-columns:1fr}}