:root{--bg-primary: #ffffff;--bg-secondary: #f7f6f3;--bg-tertiary: #f1f1ef;--bg-card: #ffffff;--text-primary: #37352f;--text-secondary: #6b6b6b;--text-muted: #9b9a97;--text-link: #2383e2;--text-link-hover: #1a6bc4;--accent-primary: #eb5757;--accent-secondary: #2eaadc;--accent-highlight: #ffeab6;--border-light: rgba(55, 53, 47, .09);--border-medium: rgba(55, 53, 47, .16);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .04);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .12);--container-max-width: 1000px;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}body{font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,"Apple Color Emoji",Arial,sans-serif,"Segoe UI Emoji",Segoe UI Symbol;line-height:1.6;color:var(--text-primary);background-color:var(--bg-secondary);min-height:100vh}#root{min-height:100vh}.page-wrapper{min-height:100vh;background-color:var(--bg-secondary);padding:var(--spacing-lg) var(--spacing-sm)}.container{max-width:var(--container-max-width);margin:0 auto;display:flex;flex-direction:column;gap:var(--spacing-lg)}.hero{text-align:center;padding:var(--spacing-xl) var(--spacing-lg);background:var(--bg-primary);border-radius:var(--radius-lg);border:1px solid var(--border-light);box-shadow:var(--shadow-sm)}.hero-logo{width:350px;height:350px;object-fit:contain;margin-bottom:var(--spacing-md);border-radius:var(--radius-md);padding-bottom:none}.hero-title{font-size:2.5rem;font-weight:700;color:var(--text-primary);letter-spacing:-.03em;margin-bottom:var(--spacing-xs);padding:0}.hero-subtitle{font-size:1.125rem;color:var(--text-secondary);max-width:600px;margin:0 auto;padding:0}.notice-card{background:linear-gradient(135deg,#fff9e6,#fff5d6);border:1px solid #f5d785;border-radius:var(--radius-lg);padding:var(--spacing-md);box-shadow:var(--shadow-sm)}.notice-header{display:flex;align-items:center;gap:var(--spacing-xs);margin-bottom:var(--spacing-sm);padding:0}.notice-icon{font-size:1.25rem}.notice-title{font-size:1.125rem;font-weight:600;color:var(--text-primary);padding:0}.notice-list{list-style:none;display:flex;flex-direction:column;gap:var(--spacing-xs);padding:0}.notice-list li{display:flex;gap:var(--spacing-xs);font-size:.9375rem;color:var(--text-primary);line-height:1.6;padding:0}.list-bullet{color:var(--text-muted);flex-shrink:0}.notice-list a{color:var(--text-link);text-decoration:underline;text-decoration-color:#2383e266;text-underline-offset:2px;transition:all var(--transition-fast);display:inline;padding:0;background:none}.notice-list a:hover{color:var(--text-link-hover);text-decoration-color:var(--text-link-hover)}.section-title{display:flex;align-items:center;gap:var(--spacing-xs);font-size:1.25rem;font-weight:600;color:var(--text-primary);margin-bottom:var(--spacing-md);padding:0}.section-icon{font-size:1.25rem}.videos-section{background:var(--bg-primary);border-radius:var(--radius-lg);border:1px solid var(--border-light);padding:var(--spacing-lg);box-shadow:var(--shadow-sm)}.videos-stack{display:flex;flex-direction:column;gap:var(--spacing-lg)}.video-card-large{background:var(--bg-tertiary);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--transition-normal);border:1px solid var(--border-light)}.video-card-large:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px);border-color:var(--border-medium)}.video-wrapper-large{background:#000;position:relative;padding:0}.video-player-large{width:100%;height:auto;display:block;aspect-ratio:16 / 9;object-fit:contain;background:#000;min-height:400px}@media(min-width:768px){.video-player-large{min-height:500px}}@media(min-width:1024px){.video-player-large{min-height:550px}}.videos-grid{display:grid;grid-template-columns:1fr;gap:var(--spacing-md)}@media(min-width:768px){.videos-grid{grid-template-columns:repeat(2,1fr)}}.video-card{background:var(--bg-tertiary);border-radius:var(--radius-md);overflow:hidden;transition:all var(--transition-normal);border:1px solid var(--border-light)}.video-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--border-medium)}.video-card-header{padding:var(--spacing-md)}.video-badge{display:inline-block;font-size:.75rem;font-weight:600;color:var(--text-link);background:#2383e21a;padding:.25rem .625rem;border-radius:var(--radius-sm);margin-bottom:var(--spacing-xs)}.video-title{font-size:1.0625rem;font-weight:600;color:var(--text-primary);margin-bottom:.25rem;padding:0}.video-description{font-size:.875rem;color:var(--text-secondary);padding:0}.video-wrapper{background:#000;position:relative;padding:0}.video-player{width:100%;height:auto;display:block;aspect-ratio:16 / 9;object-fit:contain;background:#000}.readme-section{background:var(--bg-primary);border-radius:var(--radius-lg);border:1px solid var(--border-light);padding:var(--spacing-lg);box-shadow:var(--shadow-sm)}.readme-card{background:var(--bg-primary)}.readme-content{color:var(--text-primary);padding:0}.markdown-body{font-size:.9375rem;line-height:1.7}.markdown-body>*:first-child{margin-top:0}.markdown-body>*:last-child{margin-bottom:0}.markdown-body h1{font-size:2rem;font-weight:700;color:var(--text-primary);margin:var(--spacing-xl) 0 var(--spacing-md) 0;padding:0;padding-bottom:var(--spacing-xs);border-bottom:1px solid var(--border-light)}.markdown-body h2{font-size:1.5rem;font-weight:600;color:var(--text-primary);margin:var(--spacing-lg) 0 var(--spacing-sm) 0;padding:0;padding-bottom:var(--spacing-xs);border-bottom:1px solid var(--border-light)}.markdown-body h3{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin:var(--spacing-md) 0 var(--spacing-sm) 0;padding:0}.markdown-body h4{font-size:1.0625rem;font-weight:600;color:var(--text-primary);margin:var(--spacing-md) 0 var(--spacing-xs) 0;padding:0}.markdown-body h5,.markdown-body h6{font-size:1rem;font-weight:600;color:var(--text-primary);margin:var(--spacing-sm) 0 var(--spacing-xs) 0;padding:0}.markdown-body p{margin:0 0 var(--spacing-sm) 0;padding:0;color:var(--text-primary)}.markdown-body p[align=center],.markdown-body>p:first-of-type{text-align:center}.markdown-body strong{font-weight:600;color:var(--text-primary)}.markdown-body em{font-style:italic}.markdown-body a{color:var(--text-link);text-decoration:underline;text-decoration-color:#2383e266;text-underline-offset:2px;transition:all var(--transition-fast);padding:0;background:none}.markdown-body a:hover{color:var(--text-link-hover);text-decoration-color:var(--text-link-hover)}.markdown-body ul,.markdown-body ol{margin:0 0 var(--spacing-sm) 0;padding-left:var(--spacing-lg)}.markdown-body ul{list-style-type:disc}.markdown-body ol{list-style-type:decimal}.markdown-body li{margin:.25rem 0;padding:0;color:var(--text-primary)}.markdown-body li::marker{color:var(--text-muted)}.markdown-body ul ul,.markdown-body ol ol,.markdown-body ul ol,.markdown-body ol ul{margin:.25rem 0}.markdown-body code{font-family:SF Mono,Monaco,Inconsolata,Fira Code,monospace;font-size:.875em;background:var(--bg-tertiary);padding:.2em .4em;border-radius:var(--radius-sm);color:var(--accent-primary)}.markdown-body pre{background:var(--bg-tertiary);border-radius:var(--radius-md);padding:var(--spacing-md);margin:var(--spacing-sm) 0;overflow-x:auto;border:1px solid var(--border-light)}.markdown-body pre code{background:none;padding:0;font-size:.8125rem;line-height:1.6;color:var(--text-primary)}.markdown-body blockquote{background:linear-gradient(135deg,#f7f6f3,#f1f1ef);border-left:4px solid var(--border-medium);border-radius:0 var(--radius-md) var(--radius-md) 0;padding:var(--spacing-sm) var(--spacing-md);margin:var(--spacing-sm) 0;color:var(--text-secondary)}.markdown-body blockquote p{margin:0}.markdown-body hr{border:none;border-top:1px solid var(--border-light);margin:var(--spacing-lg) 0}.markdown-body table{width:100%;border-collapse:collapse;margin:var(--spacing-sm) 0;font-size:.875rem;overflow-x:auto;display:block}.markdown-body thead{background:var(--bg-tertiary)}.markdown-body th,.markdown-body td{padding:.75rem 1rem;text-align:left;border:1px solid var(--border-light)}.markdown-body th{font-weight:600;color:var(--text-primary)}.markdown-body td{color:var(--text-primary)}.markdown-body tr:nth-child(2n){background:var(--bg-secondary)}.markdown-body img{max-width:100%;height:auto;border-radius:var(--radius-md);margin:var(--spacing-sm) 0}.markdown-body input[type=checkbox]{margin-right:.5rem}.readme-content h3{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin-bottom:var(--spacing-sm);padding:0}.readme-content h4{font-size:1.0625rem;font-weight:600;color:var(--text-primary);margin-top:var(--spacing-lg);margin-bottom:var(--spacing-sm);padding:0}.readme-lead{font-size:1rem;color:var(--text-secondary);margin-bottom:var(--spacing-md);padding:0}.readme-content ul{list-style:none;padding:0;margin:0 0 var(--spacing-sm) 0}.readme-content ul li{position:relative;padding:.25rem 0 .25rem 1.5rem;color:var(--text-primary);font-size:.9375rem}.readme-content ul li:before{content:"→";position:absolute;left:0;color:var(--text-muted)}.code-block{background:var(--bg-tertiary);border-radius:var(--radius-md);padding:var(--spacing-md);margin:var(--spacing-sm) 0;overflow-x:auto;border:1px solid var(--border-light)}.code-block code{font-family:SF Mono,Monaco,Inconsolata,Fira Code,monospace;font-size:.8125rem;line-height:1.7;color:var(--text-primary)}.code-comment{color:var(--text-muted)}.readme-quote{background:linear-gradient(135deg,#e8f4fd,#d6ecfc);border-left:4px solid var(--accent-secondary);border-radius:0 var(--radius-md) var(--radius-md) 0;padding:var(--spacing-md);margin:var(--spacing-md) 0;font-size:.9375rem;color:var(--text-primary)}.readme-quote strong{color:var(--text-primary)}.links-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:var(--spacing-sm);margin-bottom:var(--spacing-lg)}.link-card{display:flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-sm) var(--spacing-md);background:var(--bg-tertiary);border:1px solid var(--border-light);border-radius:var(--radius-md);color:var(--text-primary);text-decoration:none;transition:all var(--transition-normal)}.link-card:hover{background:var(--bg-secondary);border-color:var(--border-medium);box-shadow:var(--shadow-sm);transform:translateY(-1px)}.link-icon{font-size:1.25rem}.link-text{font-size:.875rem;font-weight:500}.page-footer{text-align:center;padding:var(--spacing-lg) 0;color:var(--text-muted);font-size:.875rem}.page-footer p{padding:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn var(--transition-slow) ease forwards}.slide-up{opacity:0;animation:slideUp .5s ease forwards}@media(max-width:640px){.page-wrapper{padding:var(--spacing-sm)}.hero{padding:var(--spacing-lg) var(--spacing-md)}.hero-logo{width:80px;height:80px}.hero-title{font-size:1.75rem}.hero-subtitle{font-size:1rem}.notice-card,.videos-section,.readme-section{padding:var(--spacing-md)}.section-title{font-size:1.125rem}.video-player-large{min-height:220px}.readme-content h3,.markdown-body h1{font-size:1.25rem}.markdown-body h2{font-size:1.125rem}.markdown-body pre{padding:var(--spacing-sm)}.markdown-body pre code{font-size:.75rem}.markdown-body table{font-size:.8rem}.markdown-body th,.markdown-body td{padding:.5rem}.code-block{padding:var(--spacing-sm)}.code-block code{font-size:.75rem}}a:focus-visible,button:focus-visible,video:focus-visible{outline:2px solid var(--text-link);outline-offset:2px;border-radius:var(--radius-sm)}@media(prefers-reduced-motion:reduce){.fade-in,.slide-up{animation:none;opacity:1;transform:none}.video-card,.link-card{transition:none}}