:root{--color-bg:#fff;--color-bg-subtle:#f9fafb;--color-text:#111827;--color-text-muted:#6b7280;--color-text-light:#9ca3af;--color-accent:#374151;--color-accent-hover:#1f2937;--color-border:#e5e7eb;--color-highlight:#3b82f6;--font-sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Inter","Roboto",sans-serif;--spacing-xs:0.25rem;--spacing-sm:0.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--spacing-3xl:4rem;--max-width:720px}[data-theme=dark]{--color-bg:#000;--color-bg-subtle:#111;--color-text:#fff;--color-text-muted:#999;--color-text-light:#666;--color-accent:#ccc;--color-accent-hover:#e6e6e6;--color-border:#222;--color-highlight:#60a5fa}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-sans);font-size:1rem;line-height:1.7;color:var(--color-text);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.container{max-width:var(--max-width);margin:0 auto;padding:var(--spacing-lg) var(--spacing-xl);min-height:100vh;display:flex;flex-direction:column}main{flex:1 1;padding:var(--spacing-2xl) 0}.site-header{padding:var(--spacing-lg) 0;border-bottom:1px solid var(--color-border)}.theme-switcher{padding:4px;background-color:transparent;border:none;border-radius:4px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background-color .15s ease;color:var(--color-text-light)}.theme-switcher:hover{background-color:var(--color-bg-subtle);color:var(--color-text-muted)}.theme-switcher:active{background-color:transparent;color:var(--color-text-light)}.header-content{display:flex;justify-content:space-between;align-items:center}.site-title{font-size:1.1rem;font-weight:600;color:var(--color-text);text-decoration:none}.site-title:hover{color:var(--color-text-muted)}.main-nav{display:flex;gap:var(--spacing-lg)}.main-nav a{font-size:.875rem;color:var(--color-text-muted);text-decoration:none;transition:color .15s ease}.main-nav a.active,.main-nav a:hover,.section-title{color:var(--color-text)}.section-title{font-size:1.5rem;font-weight:600;letter-spacing:-.02em;margin-bottom:var(--spacing-sm)}.section-subtitle{font-size:.95rem;color:var(--color-text-muted);margin-bottom:var(--spacing-xl)}.page-header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:var(--spacing-xs)}.page-header .section-title{margin-bottom:0}.item-count{font-size:.8rem;color:var(--color-text-light)}.controls-row{display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-lg)}.filters-group{display:flex;gap:var(--spacing-sm)}.filter-select{padding:var(--spacing-sm) var(--spacing-md);font-size:.85rem;font-family:inherit;color:var(--color-text);background-color:var(--color-bg);border:1px solid var(--color-border);border-radius:6px;cursor:pointer;outline:none;transition:border-color .15s ease;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M3 4.5L6 7.5L9 4.5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;padding-right:32px}.filter-select:hover{border-color:var(--color-text-muted)}.filter-select:focus{border-color:var(--color-text)}.search-input{padding:var(--spacing-sm) var(--spacing-md);font-size:.85rem;font-family:inherit;color:var(--color-text);background-color:var(--color-bg);border:1px solid var(--color-border);border-radius:6px;outline:none;transition:border-color .15s ease;width:180px}.search-input:focus{border-color:var(--color-text)}.search-input::placeholder{color:var(--color-text-light)}.hero{padding:var(--spacing-2xl) 0}.hero-title{font-size:2rem;font-weight:600;letter-spacing:-.02em;line-height:1.2}.hero-subtitle,.hero-title{margin-bottom:var(--spacing-xl)}.hero-subtitle{font-size:1rem;color:var(--color-text-muted);max-width:500px}.section-label{font-size:.7rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--color-text-light);margin-bottom:var(--spacing-sm)}.info-list{list-style:none;padding:0}.info-list li{position:relative;padding-left:var(--spacing-lg);margin-bottom:var(--spacing-xs);font-size:.9rem;color:var(--color-text-muted)}.info-list li:before{content:"→";position:absolute;left:0;color:var(--color-text-light)}a{color:var(--color-text);text-decoration:underline;-webkit-text-decoration-color:var(--color-border);text-decoration-color:var(--color-border);text-underline-offset:2px;transition:-webkit-text-decoration-color .15s ease;transition:text-decoration-color .15s ease;transition:text-decoration-color .15s ease,-webkit-text-decoration-color .15s ease}a:hover{-webkit-text-decoration-color:var(--color-text);text-decoration-color:var(--color-text)}.posts-section{margin-top:var(--spacing-2xl);padding-top:var(--spacing-xl);border-top:1px solid var(--color-border)}.posts-list{list-style:none;padding:0}.posts-list li{display:flex;justify-content:space-between;align-items:baseline;padding:var(--spacing-sm) 0;border-bottom:1px solid var(--color-border);gap:var(--spacing-md)}.posts-list li a{flex:1 1;font-size:.95rem;color:var(--color-text);text-decoration:none}.posts-list li a:hover{text-decoration:underline}.post-date{font-size:.8rem;color:var(--color-text-light);white-space:nowrap}.view-all{display:inline-block;margin-top:var(--spacing-md);font-size:.85rem;color:var(--color-text-muted)}.simple-list{list-style:none;padding:0}.simple-list li{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm) 0;border-bottom:1px solid var(--color-border);gap:var(--spacing-md)}.simple-list li a{flex:1 1;display:flex;align-items:center;gap:var(--spacing-sm);font-size:.9rem;color:var(--color-text);text-decoration:none}.simple-list li a:hover{text-decoration:underline}.list-icon{font-size:.75rem;color:var(--color-text-light)}.list-title{font-weight:400}.list-status{font-size:.65rem;font-weight:500;white-space:nowrap;padding:3px 8px;border-radius:4px;background-color:var(--color-bg-subtle)}.list-meta{font-size:.8rem;color:var(--color-text-light);white-space:nowrap}.page-content{line-height:1.8}.page-content h2{font-size:1.25rem;margin-top:var(--spacing-2xl);margin-bottom:var(--spacing-md)}.page-content h2,.page-content h3{font-weight:600;color:var(--color-text)}.page-content h3{font-size:1.1rem;margin-top:var(--spacing-xl);margin-bottom:var(--spacing-sm)}.page-content p{font-size:.95rem}.page-content ol,.page-content p,.page-content ul{margin-bottom:var(--spacing-md);color:var(--color-text-muted)}.page-content ol,.page-content ul{padding-left:var(--spacing-xl)}.page-content 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.book-title{font-size:.75rem;font-weight:500;color:var(--color-text);margin-bottom:2px;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.book-author{font-size:.7rem;color:var(--color-text-light)}.book-detail{max-width:650px}.book-detail-header{display:flex;gap:var(--spacing-lg);margin-bottom:var(--spacing-xl);margin-top:var(--spacing-md)}.book-detail-cover{flex-shrink:0;border-radius:4px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,.1)}.book-detail-cover img{display:block}.book-detail-info{flex:1 1}.book-detail-info .section-title{margin-bottom:var(--spacing-xs)}.book-detail-author{font-size:.9rem;color:var(--color-text-muted);margin-bottom:var(--spacing-md)}.book-detail-tags{display:flex;gap:var(--spacing-xs);flex-wrap:wrap}.book-tag{padding:2px 8px;font-size:.7rem;color:var(--color-text-muted);background-color:var(--color-bg-subtle);border-radius:3px}.book-tag.highlight{color:var(--color-text)}.book-detail-content h2{font-size:1rem;font-weight:600;color:var(--color-text);margin-top:var(--spacing-xl);margin-bottom:var(--spacing-sm)}.book-detail-content p{font-size:.9rem;color:var(--color-text-muted);line-height:1.7}.learnings-list{list-style:none;padding:0}.learnings-list li{position:relative;padding-left:var(--spacing-lg);margin-bottom:var(--spacing-sm);font-size:.9rem;color:var(--color-text-muted);line-height:1.5}.learnings-list li:before{content:"→";position:absolute;left:0;color:var(--color-text-light)}.resources-grid{display:flex;flex-direction:column;gap:var(--spacing-sm)}.resource-card{display:flex;align-items:flex-start;gap:var(--spacing-md);padding:var(--spacing-md);background-color:var(--color-bg-subtle);border:1px solid var(--color-border);border-radius:8px;text-decoration:none;transition:border-color .15s ease}.resource-card:hover{border-color:var(--color-text-muted)}.resource-icon{font-size:.85rem;flex-shrink:0;color:var(--color-text-light)}.resource-content{flex:1 1;min-width:0}.resource-header{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:2px}.resource-card .resource-title{font-size:.9rem;font-weight:400;color:var(--color-text);margin:0}.featured-badge{color:#d97706;font-size:.8rem}.resource-card .resource-description{font-size:.8rem;color:var(--color-text-muted);margin-bottom:var(--spacing-xs);line-height:1.4}.resource-category{display:inline-block;padding:2px 6px;font-size:.65rem;font-weight:500;color:var(--color-text-muted);background-color:var(--color-bg);border-radius:3px}.resource-arrow{font-size:1rem;color:var(--color-text-light);transition:transform .15s ease;flex-shrink:0}.resource-card:hover .resource-arrow{transform:translateX(2px)}.projects-grid{display:flex;flex-direction:column;gap:var(--spacing-sm)}.project-card{display:flex;align-items:flex-start;gap:var(--spacing-md);padding:var(--spacing-md);background-color:var(--color-bg-subtle);border:1px solid var(--color-border);border-radius:8px;text-decoration:none;transition:border-color .15s ease}.project-card:hover{border-color:var(--color-text-muted)}.project-icon{font-size:1.75rem;flex-shrink:0}.project-content{flex:1 1;min-width:0}.project-header{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:4px}.project-title{font-size:.95rem;font-weight:500;color:var(--color-text);margin:0}.project-status{display:inline-block;padding:4px 8px;font-size:.6rem;font-weight:600;text-transform:uppercase;letter-spacing:.02em;border-radius:4px}.project-description{font-size:.8rem;color:var(--color-text-muted);margin-bottom:var(--spacing-sm);line-height:1.4}.project-tags{display:flex;gap:4px;flex-wrap:wrap}.project-tag{padding:2px 6px;font-size:.65rem;background-color:var(--color-bg);border-radius:3px}.project-arrow,.project-tag{color:var(--color-text-light)}.project-arrow{font-size:1rem;transition:transform .15s ease;flex-shrink:0;align-self:center}.project-card:hover 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var(--color-border);border-radius:6px;overflow:hidden}.compact-track{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background-color:var(--color-bg);border:none;cursor:pointer;text-align:left;font-family:inherit;transition:background-color .1s ease;width:100%}.compact-track.active,.compact-track:hover{background-color:var(--color-bg-subtle)}.track-play-btn{width:24px;height:24px;display:flex;align-items:center;justify-content:center;font-size:.65rem;color:var(--color-text-muted);flex-shrink:0}.compact-track.active .track-play-btn,.compact-track:hover .track-play-btn,.track-title{color:var(--color-text)}.track-title{font-size:.85rem;font-weight:500;flex:1 1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.track-artist{font-size:.8rem;color:var(--color-text-light);white-space:nowrap}.music-player{position:fixed;bottom:0;left:0;right:0;background-color:var(--color-bg);border-top:1px solid var(--color-border);z-index:1000}.player-main{border-bottom:1px solid var(--color-border)}.player-content{display:flex;align-items:center;gap:var(--spacing-md);max-width:900px;margin:0 auto;padding:var(--spacing-sm) var(--spacing-lg)}.player-close{padding:4px 8px;font-size:1.2rem;color:var(--color-text-light);background:none;border:none;cursor:pointer;line-height:1}.player-close:hover{color:var(--color-text)}.player-info{flex:1 1;min-width:0}.player-title{display:block;font-size:.85rem;font-weight:500;color:var(--color-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.player-artist{display:block;font-size:.75rem;color:var(--color-text-muted)}.player-controls{gap:var(--spacing-xs)}.player-btn,.player-controls{display:flex;align-items:center}.player-btn{width:40px;height:40px;justify-content:center;background:none;border:1px solid var(--color-border);border-radius:8px;cursor:pointer;font-size:.75rem;color:var(--color-text);transition:border-color .15s ease}.player-btn:hover{border-color:var(--color-text)}.player-btn.play{background-color:var(--color-text);color:var(--color-bg);border:none}.player-btn.play:hover{background-color:var(--color-accent-hover)}.player-volume{gap:var(--spacing-xs);margin-left:var(--spacing-md)}.player-volume,.volume-icon{display:flex;align-items:center}.volume-icon{width:20px;height:20px;justify-content:center;color:var(--color-text-muted)}.volume-icon svg{display:block}.volume-slider{width:80px;height:4px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--color-border);border-radius:2px;outline:none;cursor:pointer}.volume-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:12px;height:12px;background:var(--color-text);border-radius:50%;cursor:pointer}.volume-slider::-moz-range-thumb{width:12px;height:12px;background:var(--color-text);border-radius:50%;cursor:pointer;border:none}.player-progress{display:flex;align-items:center;gap:var(--spacing-md);max-width:900px;margin:0 auto;padding:var(--spacing-sm) var(--spacing-lg);border-top:1px solid var(--color-border)}.time-display{font-size:.75rem;color:var(--color-text-muted);min-width:40px;text-align:center}.progress-slider{flex:1 1;height:4px;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--color-border);border-radius:2px;outline:none;cursor:pointer}.progress-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:12px;height:12px;background:var(--color-text);border-radius:50%;cursor:pointer}.progress-slider::-moz-range-thumb{width:12px;height:12px;background:var(--color-text);border-radius:50%;cursor:pointer;border:none}.player-iframe{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.timeline{list-style:none;padding:0;margin:var(--spacing-lg) 0}.timeline-item{display:flex;gap:var(--spacing-md);margin-bottom:var(--spacing-sm);padding-bottom:var(--spacing-sm);border-bottom:1px solid var(--color-border)}.timeline-item:last-child{border-bottom:none}.timeline-year{font-size:.85rem;font-weight:600;color:var(--color-text);min-width:2rem}.timeline-content{font-size:.9rem;color:var(--color-text-muted);flex:1 1}.btn{display:inline-flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);font-size:.85rem;font-weight:500;background-color:#111827;border:none;border-radius:6px;cursor:pointer;transition:background-color .15s ease}.btn,.btn:hover{color:#fff;text-decoration:none}.btn:hover{background-color:#000}.no-results{text-align:center;padding:var(--spacing-2xl);color:var(--color-text-muted);font-size:.9rem}.site-footer{padding:var(--spacing-lg) 0;border-top:1px solid var(--color-border);margin-top:auto}.site-footer p{font-size:.8rem;color:var(--color-text-light)}@media (max-width:640px){.container{padding:var(--spacing-md)}.header-content{flex-direction:column;align-items:flex-start;gap:var(--spacing-sm)}.main-nav{gap:var(--spacing-md);flex-wrap:wrap}.controls-row{flex-direction:column;align-items:stretch}.filters-group{width:100%}.filter-select{flex:1 1}.search-input{width:100%}.books-grid{grid-template-columns:repeat(auto-fill,minmax(90px,1fr));gap:var(--spacing-md)}.project-card,.resource-card{flex-direction:column}.project-arrow,.resource-arrow{display:none}.project-detail-title-row{flex-direction:column}.posts-list li,.simple-list li{flex-direction:column;align-items:flex-start;gap:2px}.list-meta,.list-status{align-self:flex-start}.timeline-item{flex-direction:column;gap:2px}.player-content{padding:var(--spacing-xs) var(--spacing-md)}.player-info{max-width:120px}.player-volume{display:none}.player-progress{flex-direction:column;gap:var(--spacing-sm);padding:var(--spacing-sm)}.progress-slider{width:100%}.time-display{font-size:.7rem}.book-detail-header{flex-direction:column;align-items:center;text-align:center}.book-detail-tags{justify-content:center}}body:has(.music-player) main{padding-bottom:120px}