@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Noto+Serif+SC:wght@400;600&family=Source+Serif+4:ital,wght@0,400;0,600;0,700;1,400&display=swap");:root{--bg-primary: #ffffff;--bg-secondary: #fafafa;--bg-card: #ffffff;--bg-nav: rgba(255, 255, 255, 0.95);--text-primary: #111111;--text-secondary: #444444;--text-muted: #777777;--text-link: #6ba3f7;--accent: #6ba3f7;--accent-hover: #4a8cf0;--accent-light: rgba(107, 163, 247, 0.06);--border: rgba(0, 0, 0, 0.08);--border-subtle: rgba(0, 0, 0, 0.05);--shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);--shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);--radius-sm: 6px;--radius-md: 10px;--radius-full: 100px;--nav-height: 56px;--sidebar-width: 200px;--content-max: 960px;--transition: 0.2s ease;--font-serif: 'Source Serif 4', 'Noto Serif SC', Georgia, serif;--font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif}[data-theme="dark"]{--bg-primary: #0f0f0f;--bg-secondary: #1a1a1a;--bg-card: #1a1a1a;--bg-nav: rgba(15, 15, 15, 0.95);--text-primary: #e5e5e5;--text-secondary: #a0a0a0;--text-muted: #666666;--text-link: #7cb8ff;--accent: #7cb8ff;--accent-hover: #a3cdff;--accent-light: rgba(124, 184, 255, 0.08);--border: rgba(255, 255, 255, 0.08);--border-subtle: rgba(255, 255, 255, 0.05);--shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);--shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4)}.lang-en,.lang-zh{transition:opacity 0.15s ease}[data-lang="zh"] .lang-en{display:none}[data-lang="en"] .lang-zh{display:none}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:17px}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.7;-webkit-font-smoothing:antialiased;transition:background var(--transition),color var(--transition)}h1,h2,h3,h4{font-family:var(--font-serif);font-weight:600;line-height:1.3;color:var(--text-primary)}h1{font-size:1.8rem}h2{font-size:1.4rem}h3{font-size:1.1rem}p{color:var(--text-secondary)}a{color:var(--text-link);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--accent-hover)}img{max-width:100%;height:auto}.container{max-width:var(--content-max);margin:0 auto;padding:0 24px}.nav{position:fixed;top:0;left:0;right:0;height:var(--nav-height);background:var(--bg-nav);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-subtle);z-index:1000}.nav-inner{max-width:var(--content-max);margin:0 auto;padding:0 24px;height:100%;display:flex;align-items:center;justify-content:space-between}.nav-logo{font-family:var(--font-sans);font-size:0.95rem;font-weight:600;color:var(--text-primary);text-decoration:none}.nav-logo span{font-weight:400}.nav-links{display:flex;align-items:center;gap:24px;list-style:none}.nav-links a{font-size:0.85rem;font-weight:400;color:var(--text-muted);text-decoration:none;transition:color var(--transition)}.nav-links a:hover,.nav-links a.active{color:var(--text-primary)}.nav-controls{display:flex;align-items:center;gap:8px}.nav-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:var(--radius-sm);border:1px solid var(--border);background:transparent;color:var(--text-muted);cursor:pointer;font-size:0.8rem;font-weight:500;font-family:var(--font-sans);transition:all var(--transition)}.nav-btn:hover{color:var(--text-primary);border-color:var(--text-muted)}.lang-btn{width:auto;padding:0 10px;font-size:0.75rem;letter-spacing:0.05em}.nav-hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;background:none;border:none}.nav-hamburger span{display:block;width:20px;height:1.5px;background:var(--text-secondary);border-radius:2px;transition:all var(--transition)}.page-main{padding-top:calc(var(--nav-height) + 48px);padding-bottom:48px;min-height:100vh}.page-grid{display:grid;grid-template-columns:var(--sidebar-width) 1fr;gap:56px;align-items:start}.page-sidebar{position:sticky;top:calc(var(--nav-height) + 48px)}.page-content{min-width:0}.page-content.full-width{grid-column:1 / -1}.page-heading{font-size:1.4rem;margin-bottom:32px;padding-bottom:16px;border-bottom:1px solid var(--border-subtle)}.author-avatar{width:150px;height:150px;border-radius:50%;overflow:hidden;margin-bottom:16px;border:3px solid var(--border-subtle);background:var(--bg-secondary)}.author-avatar img{width:100%;height:100%;object-fit:cover;display:block}.author-avatar-placeholder{width:100%;height:100%;background:linear-gradient(135deg, #e8ecf1 0%, #d1d9e2 100%)}[data-theme="dark"] .author-avatar-placeholder{background:linear-gradient(135deg, #2a2a2a 0%, #333 100%)}.author-name{font-family:var(--font-sans);font-size:1.2rem;font-weight:600;margin-bottom:2px}.author-name-zh{font-size:0.85rem;color:var(--text-muted);margin-bottom:12px}.author-bio{font-size:0.85rem;color:var(--text-primary);margin-bottom:4px}.author-affiliation{font-size:0.82rem;color:var(--text-primary);line-height:1.5;margin-bottom:8px}.author-email{font-size:0.82rem;color:var(--text-primary);line-height:1.5;margin-bottom:16px}.author-links{list-style:none;display:flex;flex-direction:column;gap:8px}.author-links li a{display:flex;align-items:center;gap:8px;font-size:0.82rem;color:var(--text-primary);transition:color var(--transition)}.author-links li a svg{flex-shrink:0;opacity:0.7}.author-links li a:hover{color:var(--text-link)}.pub-list{display:flex;flex-direction:column;gap:24px}.pub-card{display:flex;gap:20px;padding:20px 0;border-bottom:1px solid var(--border-subtle)}.pub-card:last-child{border-bottom:none}.pub-thumb{flex-shrink:0;width:280px}.pub-thumb img{width:100%;border-radius:var(--radius-sm);display:block;border:1px solid var(--border-subtle)}.pub-thumb-placeholder{width:100%;aspect-ratio:4 / 3;background:linear-gradient(135deg, var(--accent-light) 0%, var(--bg-secondary) 100%);border-radius:var(--radius-sm);border:1px solid var(--border-subtle)}.pub-info{flex:1;min-width:0}.pub-title{font-family:var(--font-serif);font-size:1rem;font-weight:600;line-height:1.4;margin-bottom:6px}.pub-title a{color:var(--text-primary)}.pub-title a:hover{color:var(--accent)}.pub-authors{font-size:0.85rem;color:var(--text-muted);margin-bottom:4px}.pub-authors strong{color:var(--text-primary);font-weight:600}.pub-venue{font-size:0.82rem;color:var(--accent);font-style:italic;margin-bottom:4px}.pub-award{font-size:0.8rem;font-weight:600;color:var(--accent);margin-bottom:4px}.pub-tldr{font-size:0.84rem;color:var(--text-muted);line-height:1.6;margin-bottom:10px}.pub-tldr strong{color:var(--text-secondary)}.pub-excerpt{font-size:0.85rem;color:var(--text-muted);line-height:1.6;margin-bottom:10px}.pub-links{display:flex;gap:8px;flex-wrap:wrap}.pub-link{font-size:0.75rem;font-weight:500;color:var(--text-muted);padding:3px 10px;border:1px solid var(--border);border-radius:var(--radius-sm);transition:all var(--transition)}.pub-link:hover{color:var(--accent);border-color:var(--accent);background:var(--accent-light)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(280px, 1fr));gap:20px}.project-card{border:1px solid var(--border-subtle);border-radius:var(--radius-md);overflow:hidden;transition:all var(--transition)}.project-card:hover{border-color:var(--accent);box-shadow:var(--shadow-md)}.project-img{width:100%;height:160px;object-fit:cover;display:block}.project-img-placeholder{width:100%;height:160px;background:linear-gradient(135deg, var(--accent-light) 0%, var(--bg-secondary) 100%)}.project-body{padding:16px}.project-tag{font-size:0.7rem;font-weight:600;color:var(--accent);letter-spacing:0.08em;text-transform:uppercase;margin-bottom:6px}.project-title{font-family:var(--font-serif);font-size:0.95rem;font-weight:600;margin-bottom:6px;line-height:1.4}.project-title a{color:var(--text-primary)}.project-title a:hover{color:var(--accent)}.project-desc{font-size:0.82rem;color:var(--text-muted);line-height:1.6;margin-bottom:12px}.project-links{display:flex;gap:8px}.project-period{font-size:0.82rem;color:var(--text-muted)}.project-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}.blog-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(300px, 1fr));gap:24px}.blog-card{border:1px solid var(--border-subtle);border-radius:var(--radius-md);overflow:hidden;transition:all var(--transition)}.blog-card:hover{border-color:var(--accent);box-shadow:var(--shadow-md)}.blog-card-body{padding:24px}.blog-meta{display:flex;align-items:center;gap:10px;margin-bottom:10px}.blog-date{font-size:0.78rem;color:var(--text-muted);font-weight:500}.blog-category{font-size:0.7rem;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:0.08em;padding:2px 8px;background:var(--accent-light);border-radius:var(--radius-full)}.blog-title{font-family:var(--font-serif);font-size:1.05rem;font-weight:600;margin-bottom:8px;line-height:1.4}.blog-title a{color:var(--text-primary)}.blog-title a:hover{color:var(--accent)}.blog-excerpt{font-size:0.85rem;color:var(--text-muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.blog-read-more{display:inline-flex;align-items:center;gap:4px;font-size:0.82rem;font-weight:500;color:var(--accent);margin-top:12px}.btn{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;border-radius:var(--radius-sm);font-size:0.85rem;font-weight:500;font-family:var(--font-sans);cursor:pointer;transition:all var(--transition);text-decoration:none;border:1px solid transparent}.btn-primary{background:var(--accent);color:white;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-hover);color:white}.btn-outline{background:transparent;color:var(--accent);border-color:var(--border)}.btn-outline:hover{border-color:var(--accent);background:var(--accent-light)}.ri-tag{font-size:0.75rem;font-weight:500;color:var(--text-muted);background:var(--bg-secondary);border:1px solid var(--border);padding:3px 10px;border-radius:var(--radius-full)}.section-link{font-size:0.85rem;color:var(--text-link);font-weight:500}.single-header{margin-bottom:32px;padding-bottom:20px;border-bottom:1px solid var(--border-subtle)}.single-title{font-size:1.5rem;margin-bottom:12px}.single-meta{font-size:0.85rem;color:var(--text-muted)}.single-meta time{font-weight:500}.single-body{font-size:0.95rem;line-height:1.85;color:var(--text-secondary)}.single-body h2{font-size:1.3rem;margin:32px 0 16px}.single-body h3{font-size:1.1rem;margin:24px 0 12px}.single-body p{margin-bottom:16px}.single-body ul,.single-body ol{margin-bottom:16px;padding-left:24px;color:var(--text-secondary)}.single-body li{margin-bottom:6px}.single-body blockquote{border-left:3px solid var(--accent);padding-left:16px;margin:16px 0;color:var(--text-muted);font-style:italic}.single-body code{background:var(--bg-secondary);padding:2px 6px;border-radius:3px;font-size:0.88em}.single-body pre{background:var(--bg-secondary);padding:16px;border-radius:var(--radius-sm);overflow-x:auto;margin-bottom:16px}.single-body pre code{background:none;padding:0}.single-body a{text-decoration:none}.single-body img{border-radius:var(--radius-sm);margin:16px 0}.single-links{margin-top:24px;padding-top:20px;border-top:1px solid var(--border-subtle);display:flex;gap:8px;flex-wrap:wrap}.site-footer{border-top:1px solid var(--border-subtle);padding:28px 0;margin-top:40px}.footer-inner{display:flex;justify-content:space-between;align-items:center}.footer-text{font-size:0.8rem;color:var(--text-muted)}.footer-links{display:flex;gap:16px}.footer-links a{font-size:0.8rem;color:var(--text-muted)}.footer-links a:hover{color:var(--text-primary)}.about-bio{margin-bottom:36px;padding-bottom:28px;border-bottom:1px solid var(--border-subtle)}.about-bio p{font-size:0.95rem;line-height:1.85;margin-bottom:12px}.about-bio p:last-child{margin-bottom:0}.about-bio a{text-decoration:none}.home-section{padding-bottom:28px;border-bottom:1px solid var(--border-subtle);margin-bottom:32px}.home-section:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.home-section-title{font-family:var(--font-sans);font-size:1rem;font-weight:600;color:var(--text-primary);text-transform:uppercase;letter-spacing:0.1em;margin-bottom:16px}.home-section-text{font-size:0.92rem;line-height:1.8;color:var(--text-secondary);margin-bottom:14px}.highlight-list{list-style:none}.highlight-list li{display:flex;gap:20px;padding:10px 0;border-bottom:1px solid var(--border-subtle);align-items:baseline}.highlight-list li:last-child{border-bottom:none}.hl-date{font-size:0.78rem;font-weight:500;color:var(--text-muted);white-space:nowrap;min-width:64px;font-variant-numeric:tabular-nums}.hl-text{font-size:0.88rem;color:var(--text-secondary);line-height:1.6}.hl-text a{text-decoration:none}.research-interests{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.edu-timeline{display:flex;flex-direction:column;gap:24px}.edu-item{display:flex;gap:16px;align-items:flex-start}.edu-logo{flex-shrink:0;width:64px;height:64px;display:flex;align-items:center;justify-content:center;margin-top:2px}.edu-logo img{width:100%;height:100%;object-fit:contain}.edu-detail{flex:1}.edu-school{font-size:0.92rem;font-weight:600;color:var(--text-primary);margin-bottom:2px}.edu-meta{font-size:0.78rem;font-weight:500;color:var(--text-primary);margin-bottom:4px;font-variant-numeric:tabular-nums}.edu-degree{font-size:0.85rem;color:var(--text-primary);margin-bottom:2px}.photo-header{text-align:center;margin-bottom:40px}.photo-header h1{font-size:2rem;margin-bottom:10px}.photo-header p{font-size:0.92rem;color:var(--text-muted);font-style:italic;max-width:480px;margin:0 auto}.photo-filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:32px}.filter-btn{padding:6px 16px;border-radius:var(--radius-full);font-size:0.82rem;font-weight:500;border:1px solid var(--border);background:var(--bg-card);color:var(--text-muted);cursor:pointer;font-family:var(--font-sans);transition:all var(--transition)}.filter-btn:hover,.filter-btn.active{border-color:var(--accent);color:var(--accent);background:var(--accent-light)}.photo-grid{columns:3 260px;gap:14px}.photo-item{break-inside:avoid;margin-bottom:14px;border-radius:var(--radius-sm);overflow:hidden;cursor:pointer;position:relative;display:block}.photo-item img{width:100%;display:block;transition:transform 0.4s ease}.photo-item:hover img{transform:scale(1.03)}.photo-item-placeholder{width:100%;background:linear-gradient(135deg, var(--accent-light), var(--bg-secondary));display:flex;align-items:center;justify-content:center;font-size:2.5rem;color:var(--accent)}.photo-overlay{position:absolute;inset:0;background:linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 50%);opacity:0;transition:opacity var(--transition);display:flex;align-items:flex-end;padding:14px}.photo-item:hover .photo-overlay{opacity:1}.photo-caption{font-size:0.82rem;color:rgba(255,255,255,0.9);font-weight:500}.lightbox{position:fixed;inset:0;z-index:2000;background:rgba(0,0,0,0.92);display:flex;align-items:center;justify-content:center;padding:24px;opacity:0;pointer-events:none;transition:opacity 0.3s ease}.lightbox.open{opacity:1;pointer-events:all}.lightbox-content{max-width:90vw;max-height:90vh;position:relative}.lightbox-img{max-width:100%;max-height:80vh;border-radius:var(--radius-sm);display:block}.lightbox-close{position:absolute;top:-44px;right:0;font-size:1.5rem;color:rgba(255,255,255,0.8);cursor:pointer;background:none;border:none;padding:8px}.lightbox-close:hover{color:white}.lightbox-caption{text-align:center;color:rgba(255,255,255,0.7);font-size:0.85rem;margin-top:12px}.blog-notice{background:var(--accent-light);border:1px solid var(--border);border-radius:var(--radius-md);padding:14px 18px;margin-bottom:32px;display:flex;align-items:flex-start;gap:10px}.blog-notice p{font-size:0.85rem;color:var(--text-secondary);line-height:1.6;margin:0}.blog-notice a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}.skills-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(200px, 1fr));gap:20px}.skill-group h4{font-family:var(--font-sans);font-size:0.82rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.08em;margin-bottom:8px}.skill-tags{display:flex;flex-wrap:wrap;gap:6px}.skill-tag{font-size:0.78rem;color:var(--text-secondary);background:var(--bg-secondary);border:1px solid var(--border);padding:3px 10px;border-radius:var(--radius-full)}@media (max-width: 768px){.page-grid{grid-template-columns:1fr;gap:32px}.page-sidebar{position:static}.author-profile{display:flex;flex-wrap:wrap;align-items:flex-start;gap:16px}.author-avatar{width:90px;height:90px;margin-bottom:0}.author-name{font-size:1.05rem}.author-links{flex-direction:row;flex-wrap:wrap;gap:12px}.nav-links{position:fixed;top:var(--nav-height);left:0;right:0;background:var(--bg-nav);backdrop-filter:blur(12px);flex-direction:column;padding:16px 24px;gap:14px;border-bottom:1px solid var(--border-subtle);transform:translateY(-100%);opacity:0;pointer-events:none;transition:all var(--transition)}.nav-links.open{transform:translateY(0);opacity:1;pointer-events:all}.nav-hamburger{display:flex}.projects-grid{grid-template-columns:1fr}.blog-grid{grid-template-columns:1fr}.photo-grid{columns:2 180px}.pub-card{flex-direction:column}.pub-thumb{width:100%}.edu-item{gap:12px}.highlight-list li{flex-direction:column;gap:4px}.footer-inner{flex-direction:column;gap:12px;text-align:center}.footer-links{justify-content:center}}@media (max-width: 480px){.container{padding:0 16px}.photo-grid{columns:1}.skills-grid{grid-template-columns:1fr}h1{font-size:1.5rem}}