:root{--primary:#003366;--accent:#c4a35a;--bg:#fafafa;--text:#222;--light:#f5f5f5;--border:#ddd;--max-w:1400px;--card-bg:#fff;--header-bg:#003366;--search-bg:#fff}[data-theme=dark]{--primary:#6ab0f3;--accent:#d4b86a;--bg:#1a1a2e;--text:#e0e0e0;--light:#252540;--border:#3a3a5c;--card-bg:#252540;--header-bg:#0f0f1e;--search-bg:#252540}*{margin:0;padding:0;box-sizing:border-box}body{font-family:segoe ui,system-ui,-apple-system,sans-serif;color:var(--text);background:var(--bg);line-height:1.7}a{color:var(--primary);text-decoration:none}a:hover{color:var(--accent)}header{background:var(--header-bg);color:#fff;padding:0;position:sticky;top:0;z-index:100;border-bottom:2px solid var(--accent);box-shadow:0 2px 8px rgba(0,0,0,.15)}.header-inner{max-width:var(--max-w);margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:.8rem 1.5rem}header .site-title{font-size:1.2rem;font-weight:700}header .site-title a{color:#fff;text-decoration:none}header .site-title small{display:block;font-size:.75rem;font-weight:400;opacity:.8}nav a{color:rgba(255,255,255,.85);margin-left:1.5rem;font-size:.9rem;font-weight:500;transition:color .2s}nav a:hover,nav a.active{color:var(--accent)}.nav-item-with-submenu{position:relative;display:inline-block}.submenu{display:none;position:absolute;top:100%;left:0;background:var(--card-bg);border:1px solid var(--border);border-radius:4px;min-width:200px;box-shadow:0 4px 8px rgba(0,0,0,.1);z-index:100}.nav-item-with-submenu:hover .submenu,.submenu:hover{display:block}.submenu a{display:block;color:var(--primary);padding:.5rem 1rem;margin:0;font-size:.9rem;border-bottom:1px solid var(--border)}.submenu a:last-child{border-bottom:none}.submenu a:hover{background:var(--light);color:var(--accent)}.lang-switch{display:inline-flex;gap:0;margin-left:1.5rem;align-items:center}.lang-switch a{display:inline-block;line-height:0;padding:0;margin:0;opacity:.5;transition:transform .2s,opacity .2s}.lang-switch a.active-lang{opacity:1}.lang-switch a:hover{transform:scale(1.15);opacity:1}nav .lang-switch a{margin-left:0}.lang-switch img{width:28px;height:20px;border-radius:3px;vertical-align:middle}.nav-toggle{display:none;background:0 0;border:none;color:#fff;font-size:1.5rem;cursor:pointer}@media(max-width:768px){.nav-toggle{display:block}nav{display:none;flex-direction:column;width:100%;position:absolute;top:100%;left:0;background:var(--header-bg);padding:1rem}nav.open{display:flex}nav a{margin:.5rem 0}}main{max-width:var(--max-w);margin:2rem auto;padding:0 1.5rem}h1{font-size:2rem;color:var(--primary);margin-bottom:1rem;border-bottom:3px solid var(--accent);padding-bottom:.5rem}h2{font-size:1.4rem;color:var(--primary);margin:2rem 0 .8rem}h3{font-size:1.15rem;margin:1.5rem 0 .5rem}.page-content ul{padding-left:1.5rem;margin:.5rem 0}.page-content li{margin-bottom:.3rem}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:6px;padding:1.5rem;margin-bottom:1.5rem;box-shadow:0 1px 4px rgba(0,0,0,6%)}.card h3{margin-top:0;color:var(--primary)}.pub-year{font-size:1.2rem;color:var(--accent);font-weight:700;margin:1.5rem 0 .5rem;border-left:4px solid var(--accent);padding-left:.8rem}.pub-item{margin-bottom:.8rem;padding-left:1rem}.pub-item .pub-title{font-weight:600}.pub-item .pub-authors{font-size:.9rem;color:var(--text);opacity:.7}.pub-item .pub-venue{font-style:italic;font-size:.9rem}.hero{display:flex;gap:2rem;align-items:center;margin-bottom:2rem}.hero-photo{width:180px;height:180px;border-radius:50%;object-fit:cover;border:4px solid var(--accent);flex-shrink:0}.hero-text h1{border:none;padding:0;margin-bottom:.3rem}.hero-text p{margin-bottom:.3rem}.hero-links a{margin-right:1rem;font-weight:500}@media(max-width:600px){.hero{flex-direction:column;text-align:center}}footer{text-align:center;padding:2rem 1rem;background:var(--header-bg);color:rgba(255,255,255,.7);font-size:.85rem;margin-top:3rem}footer a{color:var(--accent)}table{width:100%;border-collapse:collapse;margin:1rem 0}th,td{padding:.6rem .8rem;border:1px solid var(--border);text-align:left}th{background:var(--header-bg);color:#fff}tr:nth-child(even){background:var(--light)}.video-embed{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:.75rem 0;border-radius:6px}.video-embed iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}details.topic-extra{margin-top:.75rem}details.topic-extra summary{cursor:pointer;font-weight:600;color:var(--primary);padding:.4rem 0;user-select:none}details.topic-extra summary:hover{color:var(--accent)}details.topic-extra[open] summary{margin-bottom:.5rem}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:8px;padding:1.5rem;margin:1.5rem 0}.card h3{margin-top:0}.links{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.75rem}.links a{display:inline-block;padding:.35rem .75rem;background:var(--primary);color:#fff;border-radius:4px;font-size:.85rem;text-decoration:none}.links a:hover{background:var(--accent)}.pub-btn{padding:.35rem .75rem;margin-right:.25rem;border:1px solid var(--border);background:var(--card-bg);border-radius:4px;cursor:pointer;font-size:.85rem;color:var(--text)}.pub-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.pub-item{border-left:3px solid var(--border);padding-left:1rem;margin:.75rem 0}.pub-item[data-type=thesis]{border-left-color:var(--accent)}.lab-banner{background:#020309;border-radius:8px;padding:0;text-align:center;margin-bottom:2rem;overflow:hidden;display:inline-block;max-width:600px}.lab-banner img{max-width:100%;height:auto;display:block}.lab-intro-sticky{padding:.5rem 0;margin-bottom:0}.lab-intro-sticky h2{margin-top:0;margin-bottom:.5rem}.lab-title{display:flex;align-items:center;gap:.5rem}.lab-title-logo{height:6em;width:auto}.lab-intro-sticky p:last-child{margin-bottom:.5rem}.scroll-indicator{position:fixed;bottom:2rem;left:50%;transform:translateX(-50%);font-size:2rem;animation:bounce 2s infinite;z-index:5;color:var(--primary)}@keyframes bounce{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,10px)}}.logo-scroll-container{height:250vh;position:relative;margin-top:0;margin-bottom:-100px}.logo-scroll-sticky{position:sticky;top:80px;height:80vh;display:flex;align-items:center;justify-content:center;gap:2rem;flex-wrap:wrap;z-index:11}.logo-scroll-content{flex:1;min-width:350px;max-width:700px;position:relative;height:400px;display:flex;align-items:center;justify-content:center}.logo-frame{position:absolute;width:100%;height:auto;opacity:0;transition:opacity .5s ease}.logo-frame.active{opacity:1}.logo-scroll-text{flex:1;min-width:300px;max-width:500px;position:relative;height:150px;display:flex;align-items:center}.scroll-card{position:absolute;width:100%;background:var(--light);border:1px solid var(--border);border-radius:8px;padding:2rem;opacity:0;transform:translateY(0);transition:opacity .5s ease,transform .5s ease}.scroll-card.active{opacity:1;transform:translateY(0)}.scroll-card h3{margin-top:0;color:var(--primary)}.scroll-card p{margin-bottom:0;color:var(--text)}@media(max-width:900px){.logo-scroll-sticky{flex-direction:column;gap:1rem;top:60px}.logo-scroll-content,.logo-scroll-text{max-width:90%}.logo-scroll-content{height:200px}.logo-scroll-container{height:200vh;margin-bottom:0}}.hero{display:flex;gap:2rem;align-items:center}.profile-photo{width:180px;height:180px;border-radius:50%;object-fit:cover;flex-shrink:0}@media(max-width:600px){.hero{flex-direction:column;text-align:center}.profile-photo{width:140px;height:140px}}.search-btn{background:0 0;border:none;font-size:1.2rem;cursor:pointer;padding:.5rem;margin-left:.5rem;color:rgba(255,255,255,.85)}.search-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.7);z-index:1000;align-items:flex-start;justify-content:center;padding-top:10vh}.search-overlay.active{display:flex}.search-container{background:var(--search-bg);width:90%;max-width:600px;border-radius:8px;box-shadow:0 4px 20px rgba(0,0,0,.3)}.search-header{display:flex;padding:1rem;border-bottom:1px solid var(--border)}#search-input{flex:1;border:none;font-size:1rem;outline:none;background:0 0;color:var(--text)}#search-close{background:0 0;border:none;font-size:1.5rem;cursor:pointer;padding:0 .5rem;color:#666}.search-results{max-height:60vh;overflow-y:auto}.search-result{display:block;padding:1rem;border-bottom:1px solid var(--border);text-decoration:none;color:inherit}.search-result:hover{background:var(--light)}.search-result-title{font-weight:600;color:var(--primary);margin-bottom:.25rem}.search-result-section{font-size:.85rem;color:#666;text-transform:capitalize}.search-result-snippet{font-size:.85rem;color:#888;margin-top:.25rem;line-height:1.4}.search-result-snippet mark{background:#ffeb3b;padding:0 2px}.search-no-results{padding:2rem;text-align:center;color:#666}.theme-toggle{background:0 0;border:none;font-size:1.2rem;cursor:pointer;padding:.5rem;margin-left:.5rem;line-height:1;color:rgba(255,255,255,.85)}