:root{--bg-body:#f6f6f6;--bg-card:#ffffff;--text-main:#2d3748;--text-light:#718096;--accent:#2b6cb0;--accent-hover:#2c5282;--border-subtle:#e2e8f0;--font-heading:'Inter', -apple-system, sans-serif;--font-body:'Merriweather', serif;--font-mono:'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace}.logo{font-family:var(--font-mono);font-weight:700;font-size:1.1rem;letter-spacing:-.5px;color:var(--text-main);text-decoration:none;transition:color .2s ease}.logo:hover{color:var(--accent)}.lang-switch-container{display:flex;align-items:center;font-family:var(--font-mono);font-size:.9rem;font-weight:600;color:#a0aec0;gap:4px}.lang-toggle{text-decoration:none;color:inherit;cursor:pointer;transition:color .2s ease}.lang-toggle:hover{color:var(--text-main)}.lang-toggle.active{color:var(--text-main);font-weight:700}.lang-separator{color:#cbd5e0;font-weight:400}body{background-color:var(--bg-body);color:var(--text-main);font-family:var(--font-body);line-height:1.6;margin:0}h1,h2,h3,.affiliation,.nav-link{font-family:var(--font-heading);font-weight:600}.container{max-width:900px;margin:2rem auto;padding:0 1.5rem}.home-container{display:grid;gap:2rem}.profile-section{display:grid;grid-template-columns:1fr 2fr;gap:3rem;align-items:start}.profile-card{text-align:center}.profile-photo{width:200px;height:200px;border-radius:50%;object-fit:cover;border:4px solid var(--bg-card);box-shadow:0 4px 12px rgba(0,0,0,.1)}.my-name{font-size:1.5rem;margin:.5rem 0;color:#1a202c}.affiliation{font-size:.95rem;color:var(--text-light);margin:0}.affiliation a{color:inherit;text-decoration:none;transition:color .2s ease}.affiliation a:hover{color:var(--text-main)}.social-links{margin-top:.5rem;display:flex;justify-content:center;gap:15px}.social-links a{font-size:1.5rem;text-transform:uppercase;letter-spacing:.05em;color:var(--accent);text-decoration:none;font-weight:700}.bio-text h2{margin-top:0;font-size:1.2rem;text-transform:uppercase;letter-spacing:.1em;color:#718096}.featured-research{border-top:1px solid var(--border-subtle);padding-top:1rem}.featured-paper-card{background:var(--bg-card);padding:2rem;border-radius:8px;border:1px solid var(--border-subtle);box-shadow:0 2px 4px rgba(0,0,0,2%);transition:transform .2s ease}.featured-paper-card:hover{transform:translateY(-2px);box-shadow:0 10px 15px rgba(0,0,0,5%)}.nav-menu{display:flex;gap:10px}.nav-link{text-decoration:none;color:var(--text-main);padding:.5rem 1rem;border-radius:6px;transition:background-color .2s ease,color .2s ease;font-weight:500}.nav-link:hover{background-color:var(--bg-body);color:var(--accent)}.navbar{background:var(--bg-card);width:100%}.nav-content{max-width:900px;margin:0 auto;padding:1rem 1.5rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap}.spotlight-paper{background:#fff;border-left:4px solid var(--accent);border-radius:4px;padding:1.5rem;box-shadow:0 4px 6px rgba(0,0,0,5%);transition:transform .2s ease,box-shadow .2s ease;position:relative;overflow:hidden}.spotlight-paper:hover{transform:translateY(-2px);box-shadow:0 10px 15px rgba(0,0,0,.1)}.spotlight-paper::after{content:"";position:absolute;top:0;right:0;width:100px;height:100px;background:linear-gradient(135deg,transparent 50%,rgba(43,108,176,5%) 50%);pointer-events:none}.hidden-paper{display:none}.fade-in{animation:fadeIn .5s ease-in-out forwards}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.load-more-container{text-align:center;margin-top:0}.load-more-btn{background:0 0;border:none;color:var(--accent);font-size:2rem;cursor:pointer;transition:transform .2s ease,color .2s ease;padding:0}.load-more-btn:hover{transform:translateY(3px);color:var(--accent-hover)}.menu-toggle{display:none;font-size:1.5rem;background:0 0;border:none;cursor:pointer;color:var(--text-main);padding:0;line-height:1;transition:color .2s ease}.menu-toggle:hover{color:var(--accent)}.menu-toggle:active{transform:none}.nav-menu{display:flex;gap:20px}@media(max-width:768px){.profile-section{grid-template-columns:1fr;text-align:center}.profile-card{margin-bottom:0}.nav-menu{display:flex;flex-direction:column;width:100%;text-align:center;max-height:0;opacity:0;overflow:hidden;transition:max-height .3s ease-out,opacity .3s ease-out,padding .3s ease;padding-top:0;gap:0}.nav-menu.active{max-height:300px;opacity:1;padding-top:1rem;padding-bottom:0}.nav-link{display:block;width:100%;text-align:center;padding:.5rem 0;height:auto;border-radius:0}.nav-link:hover{background-color:var(--bg-body)}.menu-toggle{display:block}}@media(min-width:769px){.menu-toggle{display:none!important}.nav-menu{display:flex!important}}