:root{--color-bg:#fafafa;--color-surface:#ffffff;--color-text-main:#1a202c;--color-text-muted:#718096;--color-text-light:#a0aec0;--color-primary:#2563eb;--color-primary-dark:#1e40af;--color-accent:#3b82f6;--border-subtle:#e2e8f0;--shadow-sm:0 1px 2px 0 rgba(0, 0, 0, 0.05);--shadow-md:0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);--shadow-lg:0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);--radius-sm:6px;--radius-md:12px;--radius-lg:16px;--radius-full:9999px;--font-sans:'Inter', system-ui, -apple-system, sans-serif;--font-serif:'Merriweather', Georgia, serif}html{scroll-behavior:smooth;font-size:16px}body{background-color:var(--color-bg);color:var(--color-text-main);font-family:var(--font-serif);line-height:1.7;margin:0;-webkit-font-smoothing:antialiased;background-image:radial-gradient(at 0% 0%,rgba(59,130,246,3%) 0px,transparent 50%),radial-gradient(at 100% 0%,rgba(37,99,235,3%) 0px,transparent 50%);background-attachment:fixed}h1,h2,h3,h4,h5,h6,.nav-link,.logo,.btn,button,.meta,.tag,.profile-info{font-family:var(--font-sans)}h1,h2,h3{color:var(--color-text-main);margin-top:0;line-height:1.2}a{color:var(--color-primary);text-decoration:none;transition:all .2s ease}a:hover{color:var(--color-primary-dark)}.container{max-width:900px;margin:0 auto;padding:0 1.5rem}main{padding-top:2rem;padding-bottom:4rem;animation:fadeIn .6s ease-out}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.navbar{background:rgba(255,255,255,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(226,232,240,.6);position:sticky;top:0;z-index:1000;padding-top:.5rem;padding-bottom:.5rem}.nav-content{max-width:900px;margin:0 auto;padding:.5rem 1.5rem;display:flex;justify-content:space-between;align-items:center}.logo{font-weight:700;font-size:1.25rem;letter-spacing:-.02em;color:var(--color-text-main);display:flex;align-items:center;gap:.5rem}.logo:hover{color:var(--color-primary)}.lang-switch-container{display:flex;align-items:center;font-family:var(--font-sans);font-size:.75rem;font-weight:600;color:var(--color-text-light);background:0 0;padding:3px 8px;border-radius:var(--radius-sm);border:1px solid transparent;margin-left:.75rem;text-decoration:none;transition:all .2s ease}.lang-switch-container:hover{border-color:var(--border-subtle);background:var(--color-bg);box-shadow:var(--shadow-sm)}.lang-toggle{color:var(--color-text-muted);padding:0 1px;transition:color .2s ease}.lang-switch-container:hover .lang-toggle:not(.active){color:var(--color-primary)}.lang-toggle.active{color:var(--color-text-main)}.lang-separator{color:var(--border-subtle);margin:0}.nav-menu{display:flex;gap:1.5rem;align-items:center}.nav-link{font-weight:500;color:var(--color-text-muted);font-size:.95rem}.nav-link:hover{color:var(--color-primary)}.menu-toggle{display:none;background:0 0;border:none;font-size:1.5rem;color:var(--color-text-main);cursor:pointer}.profile-section{display:grid;grid-template-columns:1fr 2fr;gap:4rem;margin-top:1rem;margin-bottom:4rem;align-items:start}.profile-card{text-align:center}.profile-photo{width:200px;height:200px;border-radius:50%;object-fit:cover;box-shadow:var(--shadow-lg);border:4px solid var(--color-surface);transition:transform .3s ease}.profile-photo:hover{transform:scale(1.02)}.my-name{font-size:1.75rem;font-weight:700;margin:1.5rem 0 .5rem;letter-spacing:-.02em}.affiliation{font-size:.95rem;color:var(--color-text-muted);font-weight:400;margin-bottom:1.5rem;line-height:1.5}.affiliation a{color:var(--color-text-muted);border-bottom:1px dotted var(--color-text-muted)}.affiliation a:hover{color:var(--color-primary);border-bottom-color:var(--color-primary)}.social-links{display:flex;justify-content:center;gap:1.25rem;margin-top:1rem}.social-links a{font-size:1.25rem;color:var(--color-text-muted);transition:all .2s ease;display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;background:var(--color-surface);border:1px solid var(--border-subtle)}.social-links a:hover{color:var(--color-primary);border-color:var(--color-primary);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.bio-text h2{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:var(--color-text-light);font-weight:700;margin-bottom:1.5rem;padding-bottom:.5rem;border-bottom:1px solid var(--border-subtle)}.bio-content{font-size:1.1rem;color:var(--color-text-main);font-weight:300}.bio-content p{margin-bottom:1.5rem}.featured-research h2{font-size:1.5rem;font-weight:700;margin-bottom:2rem;letter-spacing:-.02em;display:flex;align-items:center;gap:.5rem}.spotlight-paper{background:var(--color-surface);border-radius:var(--radius-md);padding:1.5rem;position:relative;border:1px solid var(--border-subtle);transition:all .3s ease;margin-bottom:1rem}.spotlight-paper:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(59,130,246,.3)}.spotlight-paper::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;background:var(--color-primary);border-radius:0 4px 4px 0;opacity:0;transition:opacity .3s ease}.spotlight-paper:hover::before{opacity:1}.spotlight-paper h3 a{font-family:var(--font-sans);font-size:1.25rem;font-weight:600;color:var(--color-text-main);text-decoration:none}.spotlight-paper h3 a:hover{color:var(--color-primary)}.spotlight-paper .authors{font-family:var(--font-sans);font-size:.95rem;color:var(--color-text-muted);margin:.25rem 0}.spotlight-paper .meta{font-family:var(--font-sans);font-size:.85rem;color:var(--color-text-light);margin-bottom:0}.load-more-container{text-align:center;padding:1rem 0}.load-more-btn{background:var(--color-surface);border:1px solid var(--border-subtle);padding:.75rem 2rem;border-radius:var(--radius-full);color:var(--color-text-muted);font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s ease;box-shadow:var(--shadow-sm);display:inline-flex;align-items:center;gap:.5rem}.load-more-btn:hover{color:var(--color-primary);border-color:var(--color-primary);transform:translateY(-1px);box-shadow:var(--shadow-md)}@media(max-width:768px){.profile-section{grid-template-columns:1fr;gap:2rem;text-align:center;margin-top:0}.profile-photo{width:200px;height:200px;margin:0 auto}.menu-toggle{display:block}.nav-menu{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--color-surface);border-bottom:1px solid var(--border-subtle);padding:0;gap:0;box-shadow:var(--shadow-md);transform-origin:top;transform:scaleY(0);opacity:0;transition:transform .2s ease,opacity .2s ease;pointer-events:none}.nav-menu .nav-link{display:block;padding:1rem 1.5rem;border-bottom:1px solid var(--border-subtle);width:100%;box-sizing:border-box;text-align:center}.nav-menu .nav-link:hover{background-color:var(--color-bg)}.nav-menu .nav-link:last-child{border-bottom:none}.nav-menu.active{transform:scaleY(1);opacity:1;pointer-events:auto}}@media(min-width:769px){.navbar{padding-top:0;padding-bottom:0}.nav-content{padding-top:0;padding-bottom:0;min-height:3.5rem;align-items:stretch}.nav-menu{gap:0;align-items:stretch}.nav-link{display:flex;align-items:center;padding:0 1.25rem;transition:background-color .2s ease,color .2s ease;height:auto}.nav-link:hover{background-color:rgba(0,0,0,4%);color:var(--color-primary)}.logo-group{display:flex;align-items:center}}.hidden-paper{display:none}.fade-in{animation:fadeInPaper .6s ease forwards}@keyframes fadeInPaper{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}footer{text-align:center;color:var(--color-text-light);font-size:.85rem;font-family:var(--font-sans);margin-top:4rem;padding-bottom:2rem}footer a{color:var(--color-text-muted)}footer hr{border:0;border-top:1px solid var(--border-subtle);margin-bottom:2rem;width:50%;margin-left:auto;margin-right:auto}.spotlight-paper{position:relative;overflow:hidden}.paper-content-inner{position:relative;z-index:10;transition:max-width .3s ease}.paper-logo-container{position:absolute;top:0;right:0;bottom:0;height:100%;aspect-ratio:1/1;opacity:.5;mask-image:linear-gradient(to right,transparent,black);-webkit-mask-image:linear-gradient(to right,transparent,black);transition:opacity .3s ease;pointer-events:none}.paper-logo-container img{width:100%;height:100%;object-fit:cover;display:block}.spotlight-paper:hover .paper-logo-container{opacity:1}@media(max-width:768px){.paper-logo-container{display:none}.paper-content-inner.with-image{max-width:100%}}@media(min-width:769px){.paper-content-inner.with-image{max-width:80%;padding-right:1rem}}