.navbar{position:fixed;top:0;left:0;right:0;background:rgba(255,255,255,.95);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);z-index:1000;transition:all .3s ease}[data-theme=dark] .navbar{background:rgba(15,23,42,.95)}.nav-container{display:flex;justify-content:space-between;align-items:center;padding:1rem 2rem;max-width:1400px;margin:0 auto}.nav-logo a{font-size:1.5rem;font-weight:700;color:var(--text-primary);text-decoration:none;transition:color .3s ease}.nav-logo a:hover{color:var(--primary-color)}.nav-menu{display:flex;align-items:center;gap:2rem}.nav-link{color:var(--text-secondary);text-decoration:none;font-weight:500;transition:color .3s ease;position:relative}.nav-link:hover,.nav-link.active{color:var(--primary-color)}.nav-link:after{content:"";position:absolute;bottom:-5px;left:0;width:0;height:2px;background:var(--primary-color);transition:width .3s ease}.nav-link:hover:after,.nav-link.active:after{width:100%}.theme-toggle{background:none;border:2px solid var(--border-color);border-radius:50%;width:40px;height:40px;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);cursor:pointer;transition:all .3s ease}.theme-toggle:hover{background:var(--bg-secondary);border-color:var(--primary-color);color:var(--primary-color)}.hamburger{display:none;flex-direction:column;cursor:pointer;gap:4px}.hamburger span{width:25px;height:2px;background:var(--text-primary);transition:all .3s ease}@media (max-width: 768px){.nav-menu{position:fixed;top:70px;left:-100%;width:100%;height:calc(100vh - 70px);background:var(--bg-primary);flex-direction:column;justify-content:flex-start;padding:2rem;transition:left .3s ease;border-top:1px solid var(--border-color)}.nav-menu.active{left:0}.hamburger{display:flex}.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(7px,-6px)}}.hero{padding:120px 0 80px;background:linear-gradient(135deg,var(--bg-primary) 0%,var(--bg-secondary) 100%);position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e2e8f0" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');opacity:.5;z-index:-1}.hero-layout{display:grid;grid-template-columns:1fr 300px;gap:3rem;align-items:center;max-width:100%;margin:0}.hero-photo{display:flex;justify-content:center;align-items:center}.profile-image{width:250px;height:250px;border-radius:12px;object-fit:cover;border:4px solid var(--primary);box-shadow:0 10px 30px #0000001a;transition:transform .3s ease}.profile-image:hover{transform:scale(1.05)}.profile-image-placeholder{width:250px;height:250px;border-radius:50%;border:4px solid var(--primary);background:linear-gradient(135deg,var(--background-secondary) 0%,var(--background-primary) 100%);display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-secondary);font-size:1.1rem;font-weight:500;box-shadow:0 10px 30px #0000001a;transition:all .3s ease;cursor:pointer}.profile-image-placeholder:hover{transform:scale(1.05);background:linear-gradient(135deg,var(--primary) 0%,var(--primary-hover) 100%);color:#fff}.profile-image-placeholder i{font-size:3rem;margin-bottom:.5rem}.profile-image-placeholder span{font-size:.9rem}.hero-content{text-align:left}.hero-title{font-family:Hangyaboly,Playfair Display,serif;font-size:3.5rem;font-weight:400;margin-bottom:1rem;line-height:1.1;letter-spacing:-.02em}.hero-subtitle{font-size:1.1rem;color:#007bff;margin-bottom:1.5rem;font-weight:400}.hero-description{font-size:1.1rem;color:var(--text-secondary);margin-bottom:3rem;max-width:100%;line-height:1.8}.hero-description p{margin-bottom:1rem}.hero-description p:last-child{margin-bottom:0}.social-links{display:flex;justify-content:flex-start;gap:1.5rem;flex-wrap:wrap}.social-link{display:flex;align-items:center;gap:.5rem;padding:.75rem 1rem;background:var(--background-secondary);color:var(--text-secondary);text-decoration:none;transition:all .3s ease;font-weight:500;border-radius:8px;border:1px solid var(--border-color)}.social-link span,.social-link i{transition:color .3s ease}.social-link:hover{background:#3b82f6;color:#fff!important;transform:translateY(-2px);box-shadow:0 4px 12px #3b82f64d;border-color:#3b82f6}.social-link:hover span,.social-link:hover i{color:#fff!important}.recent-content{background:var(--bg-secondary);padding:60px 0}.content-layout{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start;min-height:400px}.content-section{display:flex;flex-direction:column;height:100%;background:var(--bg-primary);padding:2rem;border-radius:12px;border:1px solid var(--border-color);box-shadow:var(--shadow-sm)}.section-title{font-family:Avenir,Inter,sans-serif;font-size:1.8rem;font-weight:600;text-align:left;margin-bottom:1rem;color:var(--text-primary);letter-spacing:-.01em}.section-subtitle{text-align:left;color:var(--text-secondary);font-size:.95rem;margin-bottom:1.5rem}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.view-all{color:var(--text-secondary);text-decoration:none;font-weight:400;font-style:italic;font-size:.9rem;transition:all .3s ease;display:inline-block;margin-left:14.5rem;padding:.25rem .5rem;border-radius:4px}.view-all:hover{background-color:transparent;color:var(--text-primary);transform:none;box-shadow:none}.blog-grid{display:flex;flex-direction:column;gap:1.5rem}.blog-card{background:var(--bg-secondary);border-radius:8px;padding:1.5rem;border:1px solid var(--border-color);transition:all .3s ease;box-shadow:var(--shadow-sm)}.blog-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.blog-date{color:var(--text-muted);font-size:.9rem;margin-bottom:1rem}.blog-title{font-size:1.1rem;font-weight:600;margin-bottom:1rem;color:var(--text-primary);line-height:1.3}.blog-title a:hover{color:var(--primary-color)}.blog-excerpt{color:var(--text-secondary);line-height:1.6}.blog-list{display:flex;flex-direction:column;gap:.5rem}.blog-list-item{display:grid;grid-template-columns:120px 1fr 100px;gap:1rem;align-items:center;padding:.75rem 0;border-bottom:1px solid var(--border-color);transition:all .3s ease}.papers-grid{display:flex;flex-direction:column;gap:1.5rem}.paper-card{padding:1.5rem;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-secondary);transition:all .3s ease}.paper-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.paper-title a{color:var(--text-primary);text-decoration:none;font-size:1.1rem;font-weight:600;transition:color .3s ease}.paper-title a:hover{color:var(--primary-color)}.newsletter{background:var(--gradient-primary);color:#fff;text-align:center;padding:60px 0}.newsletter-content h2{font-size:2rem;margin-bottom:1rem}.newsletter-content p{font-size:1.1rem;margin-bottom:2rem;opacity:.9}.newsletter-links{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap}.newsletter-link{color:#fff;text-decoration:none;font-weight:500;padding:.75rem 1.5rem;border:2px solid rgba(255,255,255,.3);border-radius:8px;transition:all .3s ease}.newsletter-link:hover{background:rgba(255,255,255,.1);border-color:#ffffff80}@media (max-width: 768px){.hero{padding:100px 0 60px}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.2rem}.social-links{flex-direction:column;align-items:center}.hero-layout{grid-template-columns:1fr;gap:2rem;text-align:center}.hero-photo{order:-1}.hero-content{text-align:center}.profile-image,.profile-image-placeholder{width:200px;height:200px;border-radius:8px}.content-layout{grid-template-columns:1fr;gap:2rem}.blog-list-item{grid-template-columns:1fr;gap:.5rem;text-align:left}.blog-date,.blog-read-time{font-size:.8rem}.newsletter-links{flex-direction:column;align-items:center}}@media (max-width: 480px){.hero-title{font-size:2rem}.content-section{padding:1.5rem}.blog-card,.paper-card{padding:1rem}}.loading,.no-posts{text-align:center;padding:4rem 2rem;font-size:1.1rem;color:var(--text-secondary)}.blog-list{display:flex;flex-direction:column;gap:.5rem;margin-bottom:2rem}.blog-list-item{display:grid;grid-template-columns:120px 1fr 100px 100px;gap:1rem;align-items:center;padding:.75rem 0;border-bottom:1px solid var(--border-color);transition:all .3s ease}.blog-list-item:last-child{border-bottom:none}.blog-list-item:hover{background-color:var(--background-secondary);border-radius:6px;padding:.75rem 1rem;margin:0 -1rem}.blog-date{font-size:.85rem;color:var(--text-secondary);font-weight:500;white-space:nowrap}.blog-title{font-size:1rem;font-weight:500;line-height:1.4}.blog-title a{color:var(--text-primary);text-decoration:none;transition:color .3s ease}.blog-title a:hover{color:#007bff}.blog-category{font-size:.85rem;color:var(--text-secondary);font-weight:500;white-space:nowrap}.blog-read-time{font-size:.85rem;color:var(--text-secondary);font-weight:500;text-align:right;white-space:nowrap}.blog-header{background:var(--bg-secondary);padding:120px 0 60px;text-align:center}.blog-content{padding:80px 0}.blog-layout{display:grid;grid-template-columns:2fr 1fr;gap:4rem;align-items:start}.blog-main{display:flex;flex-direction:column;gap:3rem}.blog-post-card{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:12px;padding:2.5rem;transition:all .3s ease;box-shadow:var(--shadow-sm)}.blog-post-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.post-meta{display:flex;gap:1rem;margin-bottom:1rem;align-items:center}.post-date{color:var(--text-muted);font-size:.9rem}.post-category{background:var(--primary-color);color:#fff;padding:.25rem .75rem;border-radius:15px;font-size:.8rem;font-weight:500}.post-title{margin-bottom:1.5rem}.post-title a{color:var(--text-primary);text-decoration:none;font-size:1.5rem;font-weight:600;line-height:1.3;transition:color .3s ease}.post-title a:hover{color:var(--primary-color)}.post-excerpt{color:var(--text-secondary);line-height:1.7;margin-bottom:1.5rem}.post-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:.5rem}.tag{background:var(--bg-secondary);color:var(--text-secondary);padding:.25rem .75rem;border-radius:15px;font-size:.3rem;border:1px solid var(--border-color);transition:all .3s ease}.tag:hover{background:var(--primary-color);color:#fff}.post-footer{display:flex;justify-content:space-between;align-items:center;padding-top:1.5rem;border-top:1px solid var(--border-color)}.post-stats{display:flex;gap:1.5rem;color:var(--text-muted);font-size:.9rem}.post-stats span{display:flex;align-items:center;gap:.5rem}.read-more{color:var(--primary-color);text-decoration:none;font-weight:500;transition:color .3s ease}.read-more:hover{color:var(--primary-hover)}.blog-sidebar{display:flex;flex-direction:column;gap:2rem}.sidebar-widget{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:12px;padding:2rem;box-shadow:var(--shadow-sm)}.widget-title{font-size:1.3rem;font-weight:600;margin-bottom:1.5rem;color:var(--text-primary)}.pagination{display:flex;justify-content:space-between;align-items:center;margin-top:3rem;padding:2rem 0;gap:1rem}.pagination-btn{padding:.75rem 1.5rem;background:var(--bg-primary);color:var(--text-primary);text-decoration:none;border:1px solid var(--border-color);border-radius:6px;transition:all .3s ease;font-weight:500;white-space:nowrap}.pagination-btn:hover:not(.disabled){background:var(--primary);color:#fff!important;border-color:var(--primary)}.pagination-btn.disabled{opacity:.5;cursor:not-allowed}.pagination-numbers{display:flex;gap:.5rem;justify-content:center;flex:1}.pagination-number{padding:.75rem 1rem;background:var(--bg-primary);color:var(--text-primary);text-decoration:none;border:1px solid var(--border-color);border-radius:6px;transition:all .3s ease;font-weight:500;min-width:2.5rem;text-align:center;display:inline-block}.pagination-number:hover{background:var(--primary)!important;color:#fff!important;border-color:var(--primary)!important;z-index:10;position:relative}.pagination-number.active{background:var(--primary);color:#fff!important;border-color:var(--primary)}.pagination-dots{padding:.75rem .5rem;color:var(--text-secondary)}@media (max-width: 1024px){.blog-layout{grid-template-columns:1fr;gap:3rem}.blog-sidebar{order:-1}}@media (max-width: 768px){.blog-header{padding:100px 0 40px}.page-title{font-size:2.5rem}.blog-list-item{grid-template-columns:1fr;gap:.5rem;text-align:left}.blog-date,.blog-category,.blog-read-time{font-size:.8rem}.blog-post-card{padding:2rem}.post-title a{font-size:1.3rem}.post-footer{flex-direction:column;gap:1rem;align-items:flex-start}}.blog-post-container{max-width:800px;margin:0 auto;padding:100px 2rem 4rem}.back-link{color:var(--text-secondary);text-decoration:none;font-size:.95rem;transition:color .3s ease;display:inline-block;margin-bottom:2rem}.back-link:hover{color:var(--primary)}.blog-post-header{margin-bottom:3rem;padding-bottom:2rem;border-bottom:1px solid var(--border-color)}.blog-post-header h1{font-size:2.5rem;font-weight:700;margin-bottom:1rem;line-height:1.2}.blog-post-meta{display:flex;align-items:center;gap:.75rem;color:var(--text-secondary);font-size:.95rem;margin-bottom:1rem}.blog-post-meta .separator{color:var(--border-color)}.blog-post-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}.blog-post-tags .tag{background-color:var(--background-secondary);color:var(--text-secondary);padding:.35rem .75rem;border-radius:4px;font-size:.85rem;font-weight:500}.blog-post-content{line-height:1.8;color:var(--text-primary);font-family:Roboto,Inter,Source Sans Pro,Segoe UI,-apple-system,BlinkMacSystemFont,Oxygen,Ubuntu,Cantarell,sans-serif;font-size:1.1rem;font-weight:400;letter-spacing:-.01em}.blog-post-content h1,.blog-post-content h2,.blog-post-content h3,.blog-post-content h4,.blog-post-content h5,.blog-post-content h6{margin-top:2rem;margin-bottom:1rem;font-weight:600;line-height:1.3;font-family:Roboto,Inter,Source Sans Pro,Segoe UI,-apple-system,BlinkMacSystemFont,Oxygen,Ubuntu,Cantarell,sans-serif;letter-spacing:-.02em;color:var(--text-primary)}.blog-post-content h1{font-size:2rem;margin-top:2.5rem}.blog-post-content h2{font-size:1.75rem;margin-top:2.25rem}.blog-post-content h3{font-size:1.5rem}.blog-post-content h4{font-size:1.25rem}.blog-post-content p{margin-bottom:1.5rem;font-size:1.1rem;line-height:1.75;color:var(--text-primary)}.blog-post-content a{color:var(--primary);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .3s ease}.blog-post-content a:hover{border-bottom-color:var(--primary)}.blog-post-content ul,.blog-post-content ol{margin-bottom:1.5rem;padding-left:2rem}.blog-post-content li{margin-bottom:.5rem}.blog-post-content blockquote{padding-left:1.5rem;margin:2rem 0;font-style:italic;color:var(--text-secondary);font-size:1.1rem;line-height:1.7;background-color:var(--bg-secondary);padding:1.5rem;border-radius:8px;border-left:4px solid var(--primary)}.blog-post-content code{background-color:var(--background-secondary);padding:.2rem .4rem;border-radius:3px;font-size:.9em;font-family:Courier New,monospace}.blog-post-content pre{background-color:var(--background-secondary);padding:1.5rem;border-radius:8px;overflow-x:auto;margin:2rem 0}.blog-post-content pre code{background-color:transparent;padding:0;font-size:.9rem;line-height:1.6}.blog-post-content img{max-width:100%;height:auto;border-radius:8px;margin:2rem 0}.blog-post-content hr{border:none;border-top:1px solid var(--border-color);margin:3rem 0}.blog-post-content table{width:100%;border-collapse:collapse;margin:2rem 0}.blog-post-content th,.blog-post-content td{padding:.75rem;text-align:left;border-bottom:1px solid var(--border-color)}.blog-post-content th{font-weight:600;background-color:var(--background-secondary)}.blog-post-footer{margin-top:4rem;padding-top:2rem;border-top:1px solid var(--border-color)}.loading,.error{text-align:center;padding:4rem 2rem;font-size:1.1rem;color:var(--text-secondary)}.error{color:#e74c3c}@media (max-width: 768px){.blog-post-container{padding:80px 1.5rem 3rem}.blog-post-header h1{font-size:2rem}.blog-post-content h1{font-size:1.75rem}.blog-post-content h2{font-size:1.5rem}.blog-post-content h3{font-size:1.25rem}}.loading,.no-papers{text-align:center;padding:4rem 2rem;font-size:1.1rem;color:var(--text-secondary)}.paper-actions{display:flex;gap:1rem;margin-top:1rem;flex-wrap:wrap}.paper-link.external{color:var(--text-secondary);border:1px solid var(--border-color);padding:.5rem 1rem;border-radius:6px;text-decoration:none;transition:all .3s ease;display:inline-flex;align-items:center;gap:.5rem}.paper-link.external:hover{background-color:var(--background-secondary);border-color:var(--primary)}.paper-meta .separator{color:var(--border-color);margin:0 .5rem}.paper-tags{display:flex;flex-wrap:wrap;gap:.3rem;margin:1rem 0}.paper-tags .tag{background-color:var(--background-secondary);color:var(--text-secondary);padding:.35rem .55rem;border-radius:4px;font-size:.3rem;font-weight:500}.papers-list{display:flex;flex-direction:column;gap:.3rem;margin-bottom:1rem}.paper-list-item{display:grid;grid-template-columns:2fr 100px 150px 120px;gap:1rem;align-items:center;padding:.75rem 0;border-bottom:1px solid var(--border-color);transition:all .3s ease}.paper-list-item:last-child{border-bottom:none}.paper-list-item:hover{background-color:var(--background-secondary);border-radius:6px;padding:.75rem 1rem;margin:0 -1rem}.paper-content{display:flex;flex-direction:column;gap:.5rem}.paper-title{font-size:1rem;font-weight:500;line-height:1.4}.paper-title a{color:var(--text-primary);text-decoration:none;transition:color .3s ease}.paper-date{font-size:.85rem;color:var(--text-secondary);font-weight:500;white-space:nowrap}.paper-author{font-size:.85rem;color:var(--text-secondary);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.paper-tags{display:flex;flex-wrap:wrap;gap:.5rem}.paper-tags .tag{background-color:transparent;color:var(--text-secondary);padding:.2rem .5rem;border-radius:4px;font-size:.8rem;font-weight:400;border:1px solid var(--border-color)}.paper-notes{text-align:right}.notes-link{color:var(--primary);text-decoration:none;font-size:.85rem;font-weight:500;transition:color .3s ease}.notes-link:hover{color:#007bff}.page-header{background:var(--bg-secondary);padding:120px 0 60px;text-align:center}.page-title{font-size:3rem;font-weight:700;margin-bottom:1rem;color:var(--text-primary)}.page-subtitle{font-size:1.2rem;color:var(--text-secondary);max-width:600px;margin:0 auto}.papershelf-content{padding:80px 0}.papershelf-layout{display:grid;grid-template-columns:2fr 1fr;gap:4rem;align-items:start}.paper-category{margin-bottom:4rem}.papers-list{display:flex;flex-direction:column;gap:2rem}.paper-item{padding:1.5rem;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-primary);transition:all .3s ease}.paper-item:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.paper-title{margin-bottom:.5rem}.paper-title a{color:var(--text-primary);text-decoration:none;font-size:1.2rem;font-weight:600;transition:color .3s ease}.paper-title a:hover{color:#007bff}.paper-meta{display:flex;gap:1rem;margin-bottom:1rem;font-size:.9rem;color:var(--text-muted)}.paper-abstract{color:var(--text-secondary);line-height:1.6;font-family:Roboto,Inter,Source Sans Pro,Segoe UI,-apple-system,BlinkMacSystemFont,Oxygen,Ubuntu,Cantarell,sans-serif;font-size:1rem;font-weight:400;letter-spacing:-.01em}.papershelf-sidebar{display:flex;flex-direction:column;gap:2rem}@media (max-width: 1024px){.papershelf-layout{grid-template-columns:1fr;gap:3rem}.papershelf-sidebar{order:-1}}@media (max-width: 768px){.page-header{padding:100px 0 40px}.page-title{font-size:2.5rem}.paper-list-item{grid-template-columns:1fr;gap:.5rem;text-align:left}.paper-date,.paper-author,.paper-notes{font-size:.8rem}.paper-tags{justify-content:flex-start}.paper-item{padding:1rem}}.paper-detail-container{max-width:800px;margin:0 auto;padding:100px 2rem 4rem}.paper-detail-header{margin-bottom:3rem;padding-bottom:2rem;border-bottom:1px solid var(--border-color)}.paper-detail-header h1{font-size:2.5rem;font-weight:700;margin-bottom:1rem;line-height:1.2}.paper-detail-meta{display:flex;align-items:center;gap:.75rem;color:var(--text-secondary);font-size:.95rem;margin-bottom:1rem;flex-wrap:wrap}.paper-detail-meta .separator{color:var(--border-color)}.paper-link{display:inline-flex;align-items:center;gap:.5rem;color:var(--primary);text-decoration:none;font-size:.95rem;font-weight:500;padding:.5rem 1rem;border:1px solid var(--primary);border-radius:6px;transition:all .3s ease;margin:1rem 0}.paper-link:hover{background-color:var(--primary);color:#fff}.paper-detail-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}.paper-detail-tags .tag{background-color:var(--background-secondary);color:var(--text-secondary);padding:.35rem .75rem;border-radius:4px;font-size:.85rem;font-weight:500}.paper-detail-content{line-height:1.8;color:var(--text-primary);font-family:Roboto,Inter,Source Sans Pro,Segoe UI,-apple-system,BlinkMacSystemFont,Oxygen,Ubuntu,Cantarell,sans-serif;font-size:1.1rem;font-weight:400;letter-spacing:-.01em}.paper-detail-content h1,.paper-detail-content h2,.paper-detail-content h3,.paper-detail-content h4,.paper-detail-content h5,.paper-detail-content h6{margin-top:2rem;margin-bottom:1rem;font-weight:600;line-height:1.3;font-family:Roboto,Inter,Source Sans Pro,Segoe UI,-apple-system,BlinkMacSystemFont,Oxygen,Ubuntu,Cantarell,sans-serif;letter-spacing:-.02em;color:var(--text-primary)}.paper-detail-content h1{font-size:2rem;margin-top:2.5rem}.paper-detail-content h2{font-size:1.75rem;margin-top:2.25rem}.paper-detail-content h3{font-size:1.5rem}.paper-detail-content h4{font-size:1.25rem}.paper-detail-content p{margin-bottom:1.5rem;font-size:1.1rem;line-height:1.75;color:var(--text-primary)}.paper-detail-content a{color:var(--primary);text-decoration:none;border-bottom:1px solid transparent;transition:border-color .3s ease}.paper-detail-content a:hover{border-bottom-color:var(--primary)}.paper-detail-content ul,.paper-detail-content ol{margin-bottom:1.5rem;padding-left:2rem}.paper-detail-content li{margin-bottom:.5rem}.paper-detail-content blockquote{padding-left:1.5rem;margin:2rem 0;font-style:italic;color:var(--text-secondary);font-size:1.1rem;line-height:1.7;background-color:var(--bg-secondary);padding:1.5rem;border-radius:8px;border-left:4px solid var(--primary)}.paper-detail-content code{background-color:var(--background-secondary);padding:.2rem .4rem;border-radius:3px;font-size:.9em;font-family:Courier New,monospace}.paper-detail-content pre{background-color:var(--background-secondary);padding:1.5rem;border-radius:8px;overflow-x:auto;margin:2rem 0}.paper-detail-content pre code{background-color:transparent;padding:0;font-size:.9rem;line-height:1.6}.paper-detail-content img{max-width:100%;height:auto;border-radius:8px;margin:2rem 0}.paper-detail-content hr{border:none;border-top:1px solid var(--border-color);margin:3rem 0}.paper-detail-content table{width:100%;border-collapse:collapse;margin:2rem 0}.paper-detail-content th,.paper-detail-content td{padding:.75rem;text-align:left;border-bottom:1px solid var(--border-color)}.paper-detail-content th{font-weight:600;background-color:var(--background-secondary)}.paper-detail-footer{margin-top:4rem;padding-top:2rem;border-top:1px solid var(--border-color)}@media (max-width: 768px){.paper-detail-container{padding:80px 1.5rem 3rem}.paper-detail-header h1{font-size:2rem}.paper-detail-content h1{font-size:1.75rem}.paper-detail-content h2{font-size:1.5rem}.paper-detail-content h3{font-size:1.25rem}}.loading,.no-books{text-align:center;padding:4rem 2rem;font-size:1.1rem;color:var(--text-secondary)}.bookshelf-content{padding:80px 0}.bookshelf-main{width:100%}.book-category{margin-bottom:3rem}.category-title{font-size:1.3rem;font-weight:600;margin-bottom:1.5rem;color:var(--text-primary);border-bottom:2px solid var(--border-color);padding-bottom:.5rem}.books-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}.book-card{display:flex;flex-direction:column;gap:.8rem;padding:1rem;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-primary);transition:all .3s ease;height:fit-content}.book-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.book-cover{width:100%;height:120px;background:var(--gradient-primary);border-radius:6px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:2rem;margin-bottom:.5rem}.book-info{flex:1}.book-title{font-size:1rem;font-weight:600;margin-bottom:.4rem;color:var(--text-primary);line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.book-author{color:var(--text-secondary);font-size:.9rem;margin-bottom:.5rem}.book-rating{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}.stars{color:#fbbf24}.rating-text{font-size:.9rem;color:var(--text-muted)}.book-description{color:var(--text-secondary);font-size:.85rem;line-height:1.4;margin-bottom:.8rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.book-tags{display:flex;flex-wrap:wrap;gap:.3rem}.tag{background:var(--bg-secondary);color:var(--text-secondary);padding:.2rem .4rem;border-radius:4px;font-size:.75rem;border:1px solid var(--border-color)}.bookshelf-sidebar{display:flex;flex-direction:column;gap:2rem}.category-list{list-style:none;display:flex;flex-direction:column;gap:.5rem}.category-list li a{color:var(--text-secondary);text-decoration:none;display:flex;justify-content:space-between;align-items:center;padding:.5rem;border-radius:4px;transition:all .3s ease}.category-list li a:hover{background:var(--bg-secondary);color:var(--primary-color)}.category-list span{color:var(--text-muted);font-size:.9rem}.search-widget{display:flex;gap:.5rem}.search-input{flex:1;padding:.75rem;border:1px solid var(--border-color);border-radius:6px;background:var(--bg-primary);color:var(--text-primary);font-size:.9rem}.search-input:focus{outline:none;border-color:var(--primary)}.search-btn{padding:.75rem 1rem;background:var(--primary);color:#fff;border:none;border-radius:6px;cursor:pointer;transition:all .3s ease}.search-btn:hover{background:var(--primary-hover)}.recent-books{display:flex;flex-direction:column;gap:1rem}.recent-book{padding:1rem;border:1px solid var(--border-color);border-radius:6px;background:var(--bg-primary)}.recent-book h4{margin-bottom:.5rem;font-size:.9rem;font-weight:500}.recent-book h4 a{color:var(--text-primary);text-decoration:none;transition:color .3s ease}.recent-book h4 a:hover{color:var(--primary)}.recent-book-meta{display:flex;justify-content:space-between;align-items:center;font-size:.8rem;color:var(--text-secondary)}.book-author{font-weight:500}.book-rating{color:#ffc107}@media (max-width: 1024px){.bookshelf-layout{grid-template-columns:1fr;gap:3rem}.bookshelf-sidebar{order:-1}}@media (max-width: 1200px){.books-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width: 900px){.books-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.books-grid{grid-template-columns:1fr}.book-card{flex-direction:column}.book-cover{width:100%;height:120px}}.no-talks{text-align:center;padding:3rem 2rem;font-size:1.1rem;color:var(--text-secondary);font-style:italic}.talks-content{padding:80px 0}.talks-layout{display:grid;grid-template-columns:2fr 1fr;gap:4rem;align-items:start}.talk-category{margin-bottom:4rem}.category-title{font-size:1.5rem;font-weight:600;margin-bottom:2rem;color:var(--text-primary);border-bottom:2px solid var(--border-color);padding-bottom:.5rem}.talks-list{display:flex;flex-direction:column;gap:2rem}.talk-item{display:flex;gap:1.5rem;padding:1.5rem;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-primary);transition:all .3s ease}.talk-item:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.talk-date{display:flex;flex-direction:column;align-items:center;justify-content:center;width:80px;height:80px;background:var(--gradient-primary);color:#fff;border-radius:8px;flex-shrink:0;text-align:center}.date-day{font-size:1.5rem;font-weight:700;line-height:1}.date-month{font-size:.8rem;text-transform:uppercase}.date-year{font-size:.7rem;opacity:.8}.talk-info{flex:1}.talk-title{font-size:1.2rem;font-weight:600;margin-bottom:.5rem;color:var(--text-primary)}.talk-event{color:var(--primary-color);font-weight:500;margin-bottom:.5rem}.talk-location{color:var(--text-secondary);font-size:.9rem;margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}.talk-description{color:var(--text-secondary);line-height:1.6;margin-bottom:1rem}.talk-links{display:flex;gap:1rem;margin-bottom:1rem}.talk-link{display:flex;align-items:center;gap:.5rem;color:var(--primary-color);text-decoration:none;font-size:.9rem;transition:color .3s ease}.talk-link:hover{color:var(--primary-hover)}.talk-tags{display:flex;flex-wrap:wrap;gap:.5rem}.tag{background:var(--bg-secondary);color:var(--text-secondary);padding:.25rem .5rem;border-radius:4px;font-size:.8rem;border:1px solid var(--border-color)}.talks-sidebar{display:flex;flex-direction:column;gap:2rem}.sidebar-widget{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:8px;padding:1.5rem;box-shadow:var(--shadow-sm)}.widget-title{font-size:1.1rem;font-weight:600;margin-bottom:1rem;color:var(--text-primary)}.topics-list{list-style:none;display:flex;flex-direction:column;gap:.5rem}.topics-list li a{color:var(--text-secondary);text-decoration:none;display:flex;justify-content:space-between;align-items:center;padding:.5rem;border-radius:4px;transition:all .3s ease}.topics-list li a:hover{background:var(--bg-secondary);color:var(--primary-color)}.topics-list span{color:var(--text-muted);font-size:.9rem}.speaking-stats{display:flex;flex-direction:column;gap:1rem}.stat-item{display:flex;justify-content:space-between;align-items:center;padding:.5rem 0;border-bottom:1px solid var(--border-color)}.stat-item:last-child{border-bottom:none}.stat-number{font-size:1.2rem;font-weight:700;color:var(--primary-color)}.stat-label{color:var(--text-secondary);font-size:.9rem}@media (max-width: 1024px){.talks-layout{grid-template-columns:1fr;gap:3rem}.talks-sidebar{order:-1}}@media (max-width: 768px){.talk-item{flex-direction:column}.talk-date{width:100%;height:60px;flex-direction:row;gap:1rem}.talk-links{flex-direction:column;gap:.5rem}}.footer{background:var(--bg-secondary);border-top:1px solid var(--border-color);padding:2rem 0}.footer-content{display:flex;justify-content:space-between;align-items:center}.footer-left p{color:var(--text-muted)}.footer-right{display:flex;gap:2rem}.footer-right a{color:var(--text-secondary);text-decoration:none;font-size:1.2rem;transition:color .3s ease}.footer-right a:hover{color:var(--primary-color)}@media (max-width: 768px){.footer-content{flex-direction:column;gap:1rem;text-align:center}.footer-right{justify-content:center}}:root{--primary-color: #1a1a1a;--primary-hover: #2d2d2d;--secondary-color: #6b7280;--accent-color: #3b82f6;--text-primary: #1f2937;--text-secondary: #6b7280;--text-muted: #9ca3af;--bg-primary: #ffffff;--bg-secondary: #f9fafb;--bg-tertiary: #f3f4f6;--border-color: #e5e7eb;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--gradient-primary: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);--gradient-secondary: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%)}[data-theme=dark]{--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--border-color: #475569;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .3), 0 2px 4px -1px rgba(0, 0, 0, .2);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .3), 0 4px 6px -2px rgba(0, 0, 0, .2);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .3), 0 10px 10px -5px rgba(0, 0, 0, .2)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:Roboto,Inter,Source Sans Pro,Segoe UI,-apple-system,BlinkMacSystemFont,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.7;color:var(--text-primary);background-color:var(--bg-primary);transition:background-color .3s ease,color .3s ease;font-weight:400;font-feature-settings:"kern" 1,"liga" 1,"calt" 1;text-rendering:optimizeLegibility}.container{max-width:1400px;margin:0 auto;padding:0 2rem}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--primary-color)}::selection{background:var(--primary-color);color:#fff}a:focus,button:focus,input:focus,textarea:focus{outline:2px solid var(--primary-color);outline-offset:2px}