:root{--color-bg: #ffffff;--color-surface: #f8f9fa;--color-primary: #2563eb;--color-primary-hover: #1d4ed8;--color-text: #1f2937;--color-text-secondary: #6b7280;--color-border: #e5e7eb;--color-accent: #10b981;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Courier New", monospace;--container-width: 1200px;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--spacing-2xl: 4rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1);--transition: .2s ease-in-out}.dark{--color-bg: #111827;--color-surface: #1f2937;--color-primary: #3b82f6;--color-primary-hover: #2563eb;--color-text: #f9fafb;--color-text-secondary: #9ca3af;--color-border: #374151;--color-accent: #34d399}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background-color:var(--color-bg);color:var(--color-text);line-height:1.6;transition:background-color var(--transition),color var(--transition)}.container{max-width:var(--container-width);margin:0 auto;padding:0 var(--spacing-md)}.navbar{position:sticky;top:0;background-color:var(--color-bg);border-bottom:1px solid var(--color-border);padding:var(--spacing-md) 0;z-index:100;backdrop-filter:blur(10px);background-color:#ffffffe6}.dark .navbar{background-color:#111827e6}.navbar .container{display:flex;justify-content:space-between;align-items:center}.navbar .logo{font-size:1.25rem;font-weight:700;color:var(--color-text);text-decoration:none;transition:color var(--transition)}.navbar .logo:hover{color:var(--color-primary)}.nav-links{display:flex;gap:var(--spacing-lg);align-items:center}.nav-links a{color:var(--color-text-secondary);text-decoration:none;font-weight:500;transition:color var(--transition);position:relative}.nav-links a:hover{color:var(--color-primary)}.nav-links a:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background-color:var(--color-primary);transition:width var(--transition)}.nav-links a:hover:after{width:100%}.theme-toggle{background:none;border:2px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-xs);cursor:pointer;display:flex;align-items:center;justify-content:center;width:40px;height:40px;transition:all var(--transition)}.theme-toggle:hover{border-color:var(--color-primary);transform:scale(1.05)}.theme-toggle .sun{display:block}.theme-toggle .moon,.dark .theme-toggle .sun{display:none}.dark .theme-toggle .moon{display:block}main{min-height:calc(100vh - 200px);padding:var(--spacing-2xl) 0}.hero{text-align:center;padding:var(--spacing-2xl) 0}.hero h1{font-size:3rem;font-weight:700;margin-bottom:var(--spacing-md);background:linear-gradient(135deg,var(--color-primary),var(--color-accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero .subtitle{font-size:1.5rem;color:var(--color-text-secondary);margin-bottom:var(--spacing-lg)}.hero .description{font-size:1.125rem;color:var(--color-text-secondary);max-width:700px;margin:0 auto var(--spacing-xl);line-height:1.8}.btn{display:inline-block;padding:var(--spacing-sm) var(--spacing-lg);background-color:var(--color-primary);color:#fff;text-decoration:none;border-radius:var(--radius-md);font-weight:600;transition:all var(--transition);border:none;cursor:pointer}.btn:hover{background-color:var(--color-primary-hover);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn-outline{background-color:transparent;color:var(--color-primary);border:2px solid var(--color-primary)}.btn-outline:hover{background-color:var(--color-primary);color:#fff}.btn-group{display:flex;gap:var(--spacing-md);justify-content:center;flex-wrap:wrap}.card{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);transition:all var(--transition)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--color-primary)}.card h3{margin-bottom:var(--spacing-sm);color:var(--color-text)}.card p{color:var(--color-text-secondary);margin-bottom:var(--spacing-md)}.grid{display:grid;gap:var(--spacing-lg);margin-top:var(--spacing-xl)}.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.section{padding:var(--spacing-2xl) 0}.section-title{font-size:2.5rem;font-weight:700;margin-bottom:var(--spacing-md);text-align:center}.section-subtitle{font-size:1.25rem;color:var(--color-text-secondary);text-align:center;margin-bottom:var(--spacing-xl);max-width:800px;margin-left:auto;margin-right:auto}.publication{padding:var(--spacing-lg);background-color:var(--color-surface);border-radius:var(--radius-md);border-left:4px solid var(--color-primary);margin-bottom:var(--spacing-md);transition:all var(--transition)}.publication:hover{transform:translate(4px);box-shadow:var(--shadow-md)}.publication-title{font-weight:600;margin-bottom:var(--spacing-xs);color:var(--color-text)}.publication-authors{color:var(--color-text-secondary);font-size:.9rem;margin-bottom:var(--spacing-xs)}.publication-venue{font-style:italic;color:var(--color-text-secondary);font-size:.9rem}.publication-links{margin-top:var(--spacing-sm);display:flex;gap:var(--spacing-sm)}.publication-links a{color:var(--color-primary);text-decoration:none;font-size:.875rem;font-weight:500}.publication-links a:hover{text-decoration:underline}.footer{background-color:var(--color-surface);border-top:1px solid var(--color-border);padding:var(--spacing-2xl) 0 var(--spacing-lg);margin-top:var(--spacing-2xl)}.footer-content{display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-xl);margin-bottom:var(--spacing-lg);flex-wrap:wrap}.footer-info h3{font-size:1.25rem;margin-bottom:var(--spacing-xs)}.footer-info p{color:var(--color-text-secondary);font-size:.9rem}.social-links{display:flex;gap:var(--spacing-md);align-items:center}.social-links a{color:var(--color-text-secondary);text-decoration:none;transition:all var(--transition);display:flex;align-items:center;justify-content:center;padding:.5rem;border-radius:var(--radius-sm)}.social-links a:hover{color:var(--color-primary);background:var(--color-bg);transform:translateY(-2px)}.social-links svg{width:24px;height:24px}.footer-bottom{text-align:center;padding-top:var(--spacing-lg);border-top:1px solid var(--color-border);color:var(--color-text-secondary);font-size:.875rem}.footer-bottom p{margin:.5rem 0}.footer-meta{font-size:.75rem;opacity:.8}.footer-meta a{color:var(--color-text-secondary);text-decoration:none;transition:color var(--transition)}.footer-meta a:hover{color:var(--color-primary)}@media(max-width:768px){.nav-links{gap:var(--spacing-md)}.hero h1{font-size:2rem}.hero .subtitle{font-size:1.25rem}.section-title{font-size:2rem}.btn-group{flex-direction:column;align-items:stretch}.footer-content{flex-direction:column;align-items:flex-start;text-align:center}.footer-info{width:100%;text-align:center}.social-links{width:100%;justify-content:center}}.text-center{text-align:center}.mt-lg{margin-top:var(--spacing-lg)}.mb-lg{margin-bottom:var(--spacing-lg)}.highlight{color:var(--color-primary);font-weight:600}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .6s ease-out}