:root{--bg-color: #0d1117;--bg-alt: #161b22;--text-main: #c9d1d9;--text-secondary: #8b949e;--accent: #58a6ff;--accent-hover: #1f6feb;--border: #30363d;--font-main: "Inter", system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-main);font-family:var(--font-main);line-height:1.6;scroll-behavior:smooth}h1,h2,h3,h4{color:#fff;margin-bottom:1rem}a{text-decoration:none;color:inherit;transition:color .3s ease}ul{list-style:none}.container{max-width:1100px;margin:0 auto;padding:0 2rem}section{padding:5rem 0}.bg-alt{background-color:var(--bg-alt)}.section-title{font-size:2.5rem;text-align:center;margin-bottom:3rem;background:linear-gradient(90deg,var(--accent),#a371f7);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}.header{position:fixed;top:0;left:0;width:100%;padding:1rem 0;background-color:#0d1117e6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:1000;border-bottom:1px solid var(--border)}.header-container{display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:700;color:var(--accent)}.nav ul{display:flex;gap:2rem}.nav a:hover{color:var(--accent)}.hamburger{display:none;font-size:1.5rem;cursor:pointer}.hero{height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding-top:80px}.hero h1{font-size:4rem;background:linear-gradient(120deg,var(--accent),#bc8cff);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.5rem}.hero h3{font-size:1.5rem;color:var(--text-secondary);font-weight:400;margin-bottom:2rem}.hero-bio{max-width:600px;margin:0 auto 2rem;color:var(--text-secondary)}.social-links{display:flex;justify-content:center;gap:1.5rem}.social-btn{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border:1px solid var(--accent);border-radius:5px;color:var(--accent);font-weight:700}.social-btn:hover{background-color:var(--accent);color:#fff}.about-highlights{display:flex;justify-content:center;gap:3rem;margin-top:3rem;text-align:center}.highlight-item h3{font-size:2.5rem;margin-bottom:.5rem;color:var(--accent)}.experience-grid{display:grid;gap:2rem}.experience-card{background:var(--bg-color);padding:2rem;border-radius:10px;border:1px solid var(--border);transition:transform .3s ease}.experience-card:hover{transform:translateY(-5px);border-color:var(--accent)}.period{display:block;font-size:.9rem;color:var(--text-secondary);margin-bottom:1rem}.experience-card ul{list-style:disc;padding-left:1.5rem;margin-top:1rem}.experience-card li{margin-bottom:.5rem}.projects-grid,.research-item{display:grid;gap:2rem}.project-card,.research-item{background:var(--bg-alt);padding:2rem;border-radius:10px;border:1px solid var(--border)}.projects-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem}.skill-category{background:var(--bg-alt);padding:1.5rem;border-radius:10px;border:1px solid var(--border)}.skill-tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}.skill-tag{background:#58a6ff1a;color:var(--accent);padding:.25rem .75rem;border-radius:20px;font-size:.9rem}.cert-list{max-width:600px;margin:0 auto}.cert-list li{padding:1rem;border-bottom:1px solid var(--border);font-size:1.1rem}.footer{padding:3rem 0;text-align:center;background:var(--bg-alt);border-top:1px solid var(--border)}.footer p{max-width:600px;margin:0 auto 1rem;font-style:italic;color:var(--text-secondary)}.copyright{font-size:.9rem;font-style:normal;margin-top:2rem}@media(max-width:768px){.hero h1{font-size:2.5rem}.nav{position:fixed;top:60px;right:-100%;width:60%;height:100vh;background:var(--bg-alt);flex-direction:column;padding:2rem;transition:.3s ease;border-left:1px solid var(--border)}.nav.open{right:0}.nav ul{flex-direction:column}.hamburger{display:block}.about-highlights{flex-direction:column;gap:1.5rem}}