.youtube-container[data-astro-cid-vvlqhbfe]{container-type:inline-size}.youtube-container[data-astro-cid-vvlqhbfe] iframe{position:absolute;top:0;left:0;width:100%;height:100%}.mini-player-floating[data-astro-cid-vvlqhbfe],.mini-player-top-right[data-astro-cid-vvlqhbfe]{animation:mini-appear .2s ease-out}@keyframes mini-appear{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.youtube-container[data-astro-cid-vvlqhbfe].mini-player-floating{position:fixed;top:5rem;right:1rem;width:280px;height:157px;z-index:50;border-radius:.5rem;box-shadow:0 10px 40px #0000004d;aspect-ratio:auto}@media(max-width:640px){.youtube-container[data-astro-cid-vvlqhbfe].mini-player-floating{width:200px;height:112px;top:4rem;right:.5rem}}.youtube-container[data-astro-cid-vvlqhbfe].mini-player-top-right{position:fixed;top:5rem;right:1rem;width:320px;height:180px;z-index:50;border-radius:.5rem;box-shadow:0 10px 40px #0000004d;aspect-ratio:auto}.youtube-container[data-astro-cid-vvlqhbfe].modal-player{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);width:90vw;max-width:1200px;height:auto;aspect-ratio:16 / 9;z-index:70;border-radius:.75rem;box-shadow:0 25px 50px #00000080}.youtube-container[data-astro-cid-vvlqhbfe].theater-mode{position:fixed;top:0;left:0;width:100%;height:auto;aspect-ratio:16 / 9;z-index:50;border-radius:0;box-shadow:0 4px 20px #0000004d}.youtube-container[data-astro-cid-vvlqhbfe].fullscreen-landscape{position:fixed;top:0;left:0;width:100%;height:100%;z-index:9999;border-radius:0;background:#000}.youtube-container[data-astro-cid-vvlqhbfe].fullscreen-landscape iframe{width:100%;height:100%}.notion-resource-link{display:flex;align-items:center;gap:.5rem;margin-top:.75rem;padding:.625rem 1rem;border-radius:.5rem;border:1px solid #e5e7eb;background:#f9fafb;color:#374151;font-size:.875rem;font-weight:500;text-decoration:none;transition:all .15s ease}.notion-resource-link:hover{border-color:var(--color-primary-300);background:var(--color-primary-50);color:var(--color-primary-700)}.notion-resource-link svg:last-child{margin-left:auto;opacity:.4}.notion-resource-link:hover svg:last-child{opacity:.7}@media(prefers-color-scheme:dark){.notion-resource-link{border-color:#374151;background:#1f2937;color:#d1d5db}.notion-resource-link:hover{border-color:var(--color-primary-600);background:#0ea5e91a;color:var(--color-primary-400)}}.prose-transcript{font-size:1.125rem}.prose h2{font-size:1.5rem;font-weight:600;margin-top:2.5rem;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:1px solid #e5e7eb;cursor:pointer}@media(prefers-color-scheme:dark){.prose h2{border-color:#1f2937}}.prose h2:hover{color:var(--color-primary-600)}@media(prefers-color-scheme:dark){.prose h2:hover{color:var(--color-primary-400)}}.prose h2 em{font-size:1rem;font-weight:400;color:#6b7280;margin-left:.5rem;font-style:normal}@media(prefers-color-scheme:dark){.prose h2 em{color:#9ca3af}}.prose strong{font-weight:600;color:var(--color-primary-700)}@media(prefers-color-scheme:dark){.prose strong{color:var(--color-primary-400)}}.prose p{margin-bottom:1rem;line-height:1.75;color:#1f2937}@media(prefers-color-scheme:dark){.prose p{color:#e5e7eb}}.prose-transcript{padding-left:0;word-break:keep-all;overflow-wrap:break-word}:lang(ja) .prose-transcript,:lang(zh-Hans) .prose-transcript{word-break:normal;line-break:strict}@media(min-width:768px){.prose-transcript{padding-left:5rem}}.prose .paragraph-timestamp{font-size:.75rem;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;color:#9ca3af;cursor:pointer;padding:.125rem .25rem;border-radius:.25rem;transition:all .15s ease;display:none;margin-right:.25rem}@media(min-width:768px){.prose .paragraph-timestamp{display:inline-block;font-size:.875rem;padding:.125rem .75rem .125rem 0;width:5rem;margin-left:-5rem;margin-right:-.3rem;text-align:right}}.prose .paragraph-timestamp:hover{color:var(--color-primary-600);background-color:var(--color-primary-50)}@media(prefers-color-scheme:dark){.prose .paragraph-timestamp{color:#6b7280}.prose .paragraph-timestamp:hover{color:var(--color-primary-400);background-color:#0ea5e91a}}@media(min-width:768px){.prose-transcript h2{margin-left:-5rem}}.copy-btn{display:inline-flex;align-items:center;padding:.25rem;border:none;border-radius:.25rem;color:#9ca3af;background:transparent;cursor:pointer;transition:color .15s ease;line-height:1}.copy-btn:hover{color:var(--color-primary-600)}.copy-btn.copied{color:#10b981}.copy-btn .check-icon,.copy-btn .copied-label,.copy-btn.copied .copy-icon,.copy-btn.copied .download-icon,.copy-btn.copied .link-icon,.copy-btn.copied .copy-label{display:none}.copy-btn.copied .check-icon,.copy-btn.copied .copied-label{display:inline}.header-actions-group{display:inline-flex;flex-direction:column;align-items:flex-end;gap:.125rem}.header-actions-label{font-size:.75rem;color:#9ca3af;line-height:1}.header-actions{display:inline-flex;align-items:center;gap:.25rem}.copy-all-btn,.page-link-btn,.download-all-btn{padding:.25rem}@media(prefers-color-scheme:dark){.copy-btn{color:#6b7280}.copy-btn:hover{color:var(--color-primary-400)}.copy-btn.copied{color:#34d399}}.prose-transcript h2{position:relative}.chapter-actions{position:absolute;right:0;top:50%;transform:translateY(-50%);display:inline-flex;gap:.25rem;opacity:0;transition:opacity .15s ease}.prose-transcript h2:hover .chapter-actions{opacity:1}@media(hover:none){.chapter-actions{opacity:1}}.resource-link[data-astro-cid-pw6l32nz]{display:flex;align-items:center;gap:.625rem;margin:1.25rem 0;padding:.625rem .875rem;border-radius:.5rem;border:1px solid #e5e7eb;background:#f9fafb;color:#374151;text-decoration:none;transition:all .15s ease;max-width:100%}.resource-link[data-astro-cid-pw6l32nz]:hover{border-color:var(--color-primary-300, #93c5fd);background:var(--color-primary-50, #eff6ff);color:var(--color-primary-700, #1d4ed8)}.resource-link-favicon[data-astro-cid-pw6l32nz]{flex-shrink:0;border-radius:4px}.resource-link-body[data-astro-cid-pw6l32nz]{display:block;flex:1;min-width:0}.resource-link-header[data-astro-cid-pw6l32nz]{display:block}.resource-link-title[data-astro-cid-pw6l32nz]{font-size:.8125rem;font-weight:600;line-height:1.4}.resource-link-domain[data-astro-cid-pw6l32nz]{color:#9ca3af;font-size:.6875rem;margin-left:.375rem}.resource-link-desc[data-astro-cid-pw6l32nz]{display:block;margin-top:.125rem;font-size:.75rem;color:#6b7280;line-height:1.4;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media(max-width:640px){.resource-link-desc[data-astro-cid-pw6l32nz]{display:none}}.resource-link-arrow[data-astro-cid-pw6l32nz]{opacity:.3;flex-shrink:0}.resource-link[data-astro-cid-pw6l32nz]:hover .resource-link-arrow[data-astro-cid-pw6l32nz]{opacity:.6}@media(prefers-color-scheme:dark){.resource-link[data-astro-cid-pw6l32nz]{border-color:#374151;background:#1f2937;color:#d1d5db}.resource-link[data-astro-cid-pw6l32nz]:hover{border-color:var(--color-primary-600, #60a5fa);background:#0ea5e91a;color:var(--color-primary-400, #93c5fd)}.resource-link-domain[data-astro-cid-pw6l32nz]{color:#6b7280}.resource-link-desc[data-astro-cid-pw6l32nz]{color:#9ca3af}}