*{margin:0;padding:0;box-sizing:border-box}.skip-link{position:absolute;top:-100%;left:1rem;z-index:9999;background:var(--primary);color:#fff;padding:0.5rem 1rem;border-radius:0 0 var(--radius-sm) var(--radius-sm);font-weight:600;text-decoration:none;transition:top 0.1s}.skip-link:focus{top:0}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0, 0, 0, 0);white-space:nowrap;border:0}:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:3px}:root{--bg: #ffffff;--text: #333333;--muted: #555555;--muted-2: #666666;--panel: #ffffff;--primary: #3498db;--header-bg: #2c3e50;--hero-bg: #f5f7fa;--shadow: rgba(0, 0, 0, 0.1);--border: #e9ecef;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, "Courier New", monospace;--radius-sm: 8px;--radius-md: 12px;--container-max: 1080px;--shadow-sm: 0 1px 2px rgba(0,0,0,0.04), 0 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auto}.hero-content{text-align:center;max-width:800px;margin:0 auto}.hero-content h1{font-size:3.5rem;margin-bottom:2rem;color:var(--text);text-shadow:1px 1px 2px var(--shadow)}section:not(.hero-section){max-width:1200px;margin:0 auto;padding:2rem}.about-content{max-width:1000px;margin:0 auto}.profile-summary{margin-bottom:2rem;padding:2rem;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.profile-summary p{font-size:1.1rem;line-height:1.8}.skills-container{margin-bottom:3rem;padding:1.5rem;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.skills-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(250px, 1fr));gap:2rem;margin-top:1.5rem}.skill-category{background:var(--panel);padding:1.5rem;border-radius:var(--radius-sm);box-shadow:0 2px 10px var(--shadow)}.skill-category h4{color:var(--text);margin-bottom:1rem;font-size:1.2rem}.skill-category ul{list-style:none}.skill-category li{padding:0.5rem 0;color:var(--muted)}.skill-category li::before{content:"•";color:var(--primary);font-weight:bold;margin-right:0.5rem}.education{margin-top:2rem}.education-item{margin-bottom:1.5rem;padding:1.5rem;background:var(--panel);border-left:4px solid var(--primary);box-shadow:0 2px 10px var(--shadow)}.education-item h4{color:var(--text);margin-bottom:0.5rem}.education-item p{color:var(--muted-2);margin-bottom:0.5rem}.education-detail{font-style:italic;color:var(--muted-2);font-size:0.9rem}.contact-container{max-width:800px;margin:0 auto;padding:2rem 0}.contact-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:2rem;text-align:center}.contact-info 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infinite;z-index:2;text-align:center}.thought-bubble::before{content:'';position:absolute;width:calc(var(--bubble-size) * 0.18);height:calc(var(--bubble-size) * 0.18);left:calc(var(--bubble-size) * -0.22);bottom:calc(var(--bubble-size) * 0.16);background-color:var(--panel);border-radius:50%;box-shadow:0 0 15px var(--shadow)}.thought-bubble::after{content:'';position:absolute;width:calc(var(--bubble-size) * 0.10);height:calc(var(--bubble-size) * 0.10);left:calc(var(--bubble-size) * -0.30);bottom:calc(var(--bubble-size) * 0.03);background-color:var(--panel);border-radius:50%;box-shadow:0 0 15px var(--shadow)}.research-img-container{position:relative;width:85%;height:75%;border-radius:50%;overflow:hidden;margin-bottom:0;padding:25%;box-sizing:border-box}.research-img{width:100%;height:100%;object-fit:contain;border-radius:50%;transition:transform 0.3s ease;position:absolute;top:0;left:0;right:0;bottom:0}.research-img:hover{transform:scale(1.25)}.research-img-container::after{content:'';position:absolute;top:0;left:0;width:100%;height:100%;border-radius:50%;box-shadow:inset 0 0 30px 15px rgba(255,255,255,0.7);pointer-events:none}.dark .research-img-container::after{box-shadow:inset 0 0 30px 15px rgba(17,24,39,0.7)}@keyframes float{0%{transform:translateY(0px)}50%{transform:translateY(-10px)}100%{transform:translateY(0px)}}.bubble-title{font-size:12px;color:var(--text);font-weight:bold;max-width:80%;margin-top:5px;position:relative;top:-5px}#research-link{display:flex;flex-direction:column;align-items:center;justify-content:center;text-decoration:none;width:100%;height:100%}.teaching-item,.experience-item,.volunteer-item{margin-bottom:1.5rem;padding:1.5rem;background:var(--panel);border-left:4px solid var(--primary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;box-shadow:0 2px 10px rgba(0,0,0,0.1)}.teaching-item h4,.experience-item h4,.volunteer-item h4{color:var(--text);margin-bottom:0.5rem}.teaching-responsibilities,.experience-responsibilities{list-style:none;margin-top:1rem}.teaching-responsibilities li,.experience-responsibilities li{padding:0.3rem 0;color:var(--muted)}.teaching-responsibilities li::before,.experience-responsibilities li::before{content:"•";color:var(--primary);font-weight:bold;margin-right:0.5rem}.volunteer-detail{font-style:italic;color:var(--muted-2);font-size:0.9rem}.awards{margin-top:3rem}.awards-list{list-style:none;background:var(--panel);padding:1.5rem;border-left:4px solid var(--primary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;box-shadow:0 2px 10px rgba(0,0,0,0.1)}.awards-list li{padding:0.5rem 0;color:var(--muted)}.awards-list li::before{content:"•";color:var(--primary);font-weight:bold;margin-right:0.5rem}.section-intro{max-width:800px;margin:0 auto 2rem;text-align:center;color:var(--muted);font-size:1.1rem;line-height:1.6}.interests-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(300px, 1fr));gap:2rem;margin-top:2rem}.interest-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform 0.3s ease, box-shadow 0.3s ease}.interest-card:hover{transform:translateY(-5px);box-shadow:0 10px 20px rgba(0,0,0,0.15)}.interest-card a{text-decoration:none;color:inherit;display:block}.interest-card a:hover{text-decoration:none}.interest-thumbnail{height:180px;overflow:hidden}.interest-thumbnail img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s ease}.interest-card:hover .interest-thumbnail img{transform:scale(1.05)}.interest-content{padding:1.5rem}.interest-content h3{font-size:1.2rem;margin-bottom:0.5rem;color:var(--text);border-bottom:none;padding-bottom:0}.interest-source{color:var(--primary);font-size:0.9rem;margin-bottom:0.8rem;font-weight:500}.interest-description{color:var(--muted-2);font-size:0.95rem;line-height:1.5;margin-bottom:1rem}.interest-tag{display:inline-block;font-size:0.8rem;color:var(--primary);background:rgba(52,152,219,0.08);padding:3px 10px;border-radius:999px;border:1px solid var(--border);margin-right:8px;margin-bottom:0.5rem}.dark .interest-tag{background:rgba(96,165,250,0.12)}.inline-link{color:var(--primary);font-weight:500;text-decoration:underline;transition:color 0.2s ease}.hamburger-menu{display:none;position:fixed;top:20px;right:20px;z-index:1000;cursor:pointer;background-color:#2c3e50;padding:10px;border-radius:5px;box-shadow:0 2px 5px rgba(0,0,0,0.2);border:none;line-height:0}.hamburger-icon{width:30px;height:20px;position:relative}.hamburger-icon span{display:block;position:absolute;height:3px;width:100%;background:white;border-radius:3px;opacity:1;left:0;transform:rotate(0deg);transition:.25s ease-in-out}.hamburger-icon span:nth-child(1){top:0px}.hamburger-icon span:nth-child(2){top:8px}.hamburger-icon span:nth-child(3){top:16px}.hamburger-icon.open span:nth-child(1){top:8px;transform:rotate(135deg)}.hamburger-icon.open span:nth-child(2){opacity:0;left:-60px}.hamburger-icon.open span:nth-child(3){top:8px;transform:rotate(-135deg)}.mobile-nav{display:block;position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(44,62,80,0.95);z-index:999;opacity:0;visibility:hidden;transition:opacity 0.3s ease, visibility 0.3s ease;overflow-y:auto}.mobile-nav.open{opacity:1;visibility:visible}.mobile-nav ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%}.mobile-nav li{margin:15px 0}.mobile-nav a{color:white;text-decoration:none;font-size:1.5rem;font-weight:bold;transition:color 0.3s ease;padding:10px 20px;display:block}.mobile-nav a:hover{color:var(--primary);text-decoration:none}.hamburger-menu{display:block}@media screen and (min-width: 769px){.hamburger-menu{display:none}.theme-toggle{right:20px}}.theme-toggle{position:fixed;top:20px;right:70px;z-index:1000;background:var(--panel);border:1px solid var(--border);color:var(--text);padding:8px 10px;border-radius:5px;cursor:pointer;box-shadow:0 2px 5px var(--shadow)}.theme-toggle:hover{filter:brightness(0.95)}body.no-scroll{overflow:hidden}@media screen and (max-width: 768px){header nav{display:none}.scientist-container{margin-top:0;height:clamp(340px, 85vw, 420px)}.hero-content h1{font-size:2rem;margin-bottom:1rem}:root{--bubble-top: -10px;--bubble-right: clamp(0px, 3vw, 20px)}}@media screen and (max-width: 480px){.scientist-container{height:clamp(320px, 95vw, 380px)}}@media screen and (min-width: 768px){.hero-section{padding:2rem}}@media screen and (min-width: 1024px){.hero-section{padding:3rem}}@media screen and (min-width: 1200px){:root{--bubble-top: -22px;--bubble-right: clamp(0px, 2vw, 24px)}}.smaller-thumbnail{object-fit:contain !important;max-height:80% !important;margin:auto !important;display:block !important}img{border-radius:var(--radius-sm)}