:root{--bg-primary: #080c14;--bg-secondary: #0d1224;--bg-card: #111827;--bg-card-hover: #161f32;--accent: #64ffda;--accent-dim: rgba(100, 255, 218, 0.08);--accent-border: rgba(100, 255, 218, 0.25);--purple: #bd93f9;--orange: #ffb86c;--red: #ff5555;--text-primary: #e2eaf4;--text-secondary:#8892b0;--text-muted: #4a5568;--border: rgba(255, 255, 255, 0.06);--shadow: 0 4px 32px rgba(0, 0, 0, 0.5);--radius: 12px;--radius-sm: 8px;--font-head: 'Space Grotesk', sans-serif;--font-body: 'Inter', sans-serif;--font-mono: 'JetBrains Mono', monospace;--nav-height: 70px;--section-gap: 120px}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:var(--nav-height)}body{font-family:var(--font-body);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.7;overflow-x:hidden}::selection{background:var(--accent);color:var(--bg-primary)}a{color:var(--accent);text-decoration:none;transition:opacity 0.2s}a:hover{opacity:0.8}img{max-width:100%;display:block}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--accent-border);border-radius:3px}.container{max-width:1100px;margin:0 auto;padding:0 24px}.section-label{font-family:var(--font-mono);font-size:13px;color:var(--accent);letter-spacing:0.15em;text-transform:uppercase;margin-bottom:12px;display:flex;align-items:center;gap:10px}.section-label::after{content:'';flex:0 0 60px;height:1px;background:var(--accent-border)}.section-title{font-family:var(--font-head);font-size:clamp(28px, 4vw, 38px);font-weight:700;color:var(--text-primary);margin-bottom:60px;line-height:1.2}section{padding:var(--section-gap) 0}.fade-in{opacity:0;transform:translateY(24px);transition:opacity 0.6s ease, transform 0.6s ease}.fade-in.visible{opacity:1;transform:none}.nav{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-height);display:flex;align-items:center;transition:background 0.3s, border-bottom 0.3s;border-bottom:1px solid transparent}.nav.scrolled{background:rgba(8,12,20,0.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom-color:var(--border)}.nav .nav-inner{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:1100px;margin:0 auto;padding:0 24px}.nav .nav-logo{font-family:var(--font-mono);font-size:18px;font-weight:500;color:var(--accent);letter-spacing:-0.02em}.nav .nav-logo span{color:var(--text-secondary)}.nav .nav-links{display:flex;align-items:center;gap:8px;list-style:none}.nav .nav-links li a{font-family:var(--font-mono);font-size:13px;color:var(--text-secondary);padding:6px 12px;border-radius:var(--radius-sm);transition:color 0.2s, background 0.2s}.nav .nav-links li a:hover{color:var(--accent);background:var(--accent-dim);opacity:1}.nav .nav-links li a.blog-link{color:var(--accent);border:1px solid var(--accent-border);padding:6px 16px;margin-left:8px}.nav .nav-links li a.blog-link:hover{background:var(--accent);color:var(--bg-primary)}.nav .nav-hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px;background:none;border:none}.nav .nav-hamburger span{display:block;width:22px;height:2px;background:var(--text-primary);transition:all 0.3s}.nav .nav-hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}.nav .nav-hamburger.open span:nth-child(2){opacity:0}.nav .nav-hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}.nav .nav-mobile{display:none;position:fixed;top:var(--nav-height);left:0;right:0;background:rgba(8,12,20,0.97);backdrop-filter:blur(16px);padding:24px;border-bottom:1px solid var(--border);flex-direction:column;gap:8px}.nav .nav-mobile.open{display:flex}.nav .nav-mobile a{font-family:var(--font-mono);font-size:15px;color:var(--text-secondary);padding:12px 16px;border-radius:var(--radius-sm);display:block;transition:color 0.2s, background 0.2s}.nav .nav-mobile a:hover,.nav .nav-mobile a.blog-link{color:var(--accent);background:var(--accent-dim);opacity:1}.hero{min-height:100vh;display:flex;align-items:center;position:relative;padding-top:var(--nav-height);overflow:hidden}.hero::before{content:'';position:absolute;top:-200px;right:-200px;width:700px;height:700px;background:radial-gradient(circle, rgba(100,255,218,0.04) 0%, transparent 65%);pointer-events:none}.hero::after{content:'';position:absolute;bottom:-100px;left:-100px;width:500px;height:500px;background:radial-gradient(circle, rgba(189,147,249,0.04) 0%, transparent 65%);pointer-events:none}.hero .hero-content{position:relative;z-index:1;max-width:800px}.hero .hero-greeting{font-family:var(--font-mono);font-size:15px;color:var(--accent);margin-bottom:20px;display:flex;align-items:center;gap:10px}.hero .hero-greeting::before{content:'beacon>';animation:blink 1.2s step-end infinite}.hero .hero-name{font-family:var(--font-head);font-size:clamp(48px, 8vw, 82px);font-weight:700;line-height:1.05;color:var(--text-primary);margin-bottom:8px;letter-spacing:-0.02em}.hero .hero-tagline{font-family:var(--font-head);font-size:clamp(20px, 3.5vw, 32px);font-weight:500;color:var(--text-secondary);margin-bottom:28px}.hero .hero-desc{font-size:16px;color:var(--text-secondary);max-width:540px;margin-bottom:48px;line-height:1.8}.hero .hero-ctas{display:flex;flex-wrap:wrap;gap:16px;align-items:center}.hero .hero-badge{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:12px;color:var(--text-muted);margin-top:56px}.hero .hero-badge span{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent);animation:pulse 2s infinite}@keyframes blink{0%, 100%{opacity:1}50%{opacity:0}}@keyframes pulse{0%, 100%{opacity:1;box-shadow:0 0 10px var(--accent)}50%{opacity:0.5;box-shadow:0 0 4px var(--accent)}}.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:14px;font-weight:500;padding:14px 28px;border-radius:var(--radius-sm);cursor:pointer;transition:all 0.25s;border:none;text-decoration:none;line-height:1}.btn.btn-primary{background:var(--accent);color:var(--bg-primary)}.btn.btn-primary:hover{opacity:0.9;transform:translateY(-2px);box-shadow:0 8px 24px rgba(100,255,218,0.25)}.btn.btn-outline{background:transparent;color:var(--accent);border:1px solid var(--accent-border)}.btn.btn-outline:hover{background:var(--accent-dim);transform:translateY(-2px);opacity:1}.btn.btn-ghost{background:transparent;color:var(--text-secondary);border:1px solid var(--border)}.btn.btn-ghost:hover{border-color:var(--accent-border);color:var(--accent);opacity:1}.about{background:var(--bg-secondary)}.about .about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}@media (max-width: 768px){.about .about-grid{grid-template-columns:1fr;gap:40px}}.about .about-text p{color:var(--text-secondary);margin-bottom:16px;font-size:15px;line-height:1.8}.about .about-stats{display:grid;grid-template-columns:1fr 1fr;gap:16px}.about .stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:border-color 0.2s}.about .stat-card:hover{border-color:var(--accent-border)}.about .stat-card .stat-num{font-family:var(--font-mono);font-size:32px;font-weight:700;color:var(--accent);display:block;margin-bottom:4px}.about .stat-card .stat-label{font-size:12px;color:var(--text-secondary);text-transform:uppercase;letter-spacing:0.08em}.experience .timeline{position:relative;padding-left:32px}.experience .timeline::before{content:'';position:absolute;left:0;top:8px;bottom:8px;width:1px;background:linear-gradient(to bottom, var(--accent), transparent)}.experience .timeline-item{position:relative;margin-bottom:56px}.experience .timeline-item::before{content:'';position:absolute;left:-37px;top:8px;width:10px;height:10px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px rgba(100,255,218,0.5)}.experience .timeline-item:last-child{margin-bottom:0}.experience .timeline-item .timeline-header{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:8px;margin-bottom:6px}.experience .timeline-item .timeline-role{font-family:var(--font-head);font-size:19px;font-weight:600;color:var(--text-primary)}.experience .timeline-item .timeline-period{font-family:var(--font-mono);font-size:12px;color:var(--accent);background:var(--accent-dim);border:1px solid var(--accent-border);padding:4px 10px;border-radius:20px;white-space:nowrap}.experience .timeline-item .timeline-company{font-size:14px;color:var(--purple);margin-bottom:16px;font-weight:500}.experience .timeline-item .timeline-bullets{list-style:none;display:flex;flex-direction:column;gap:8px}.experience .timeline-item .timeline-bullets li{font-size:14px;color:var(--text-secondary);padding-left:20px;position:relative;line-height:1.6}.experience .timeline-item .timeline-bullets li::before{content:'▸';position:absolute;left:0;color:var(--accent);font-size:12px;top:2px}.projects{background:var(--bg-secondary)}.projects .projects-intro{font-size:15px;color:var(--text-secondary);margin-bottom:48px;max-width:600px;line-height:1.8}.projects .projects-intro a{color:var(--accent);border-bottom:1px solid var(--accent-border);padding-bottom:1px}.projects .projects-intro a:hover{opacity:0.8}.projects .projects-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(320px, 1fr));gap:20px;margin-bottom:40px}.projects .project-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:28px;transition:border-color 0.25s, transform 0.25s, background 0.25s;display:flex;flex-direction:column;gap:12px;position:relative;overflow:hidden}.projects .project-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg, var(--accent), transparent);opacity:0;transition:opacity 0.25s}.projects .project-card:hover{border-color:var(--accent-border);background:var(--bg-card-hover);transform:translateY(-4px)}.projects .project-card:hover::before{opacity:1}.projects .project-card .project-top{display:flex;justify-content:space-between;align-items:flex-start}.projects .project-card .project-icon{font-size:22px;color:var(--accent)}.projects .project-card .project-links{display:flex;gap:12px}.projects .project-card .project-links a{color:var(--text-secondary);font-size:16px;transition:color 0.2s}.projects .project-card .project-links a:hover{color:var(--accent);opacity:1}.projects .project-card .project-name{font-family:var(--font-head);font-size:17px;font-weight:600;color:var(--text-primary)}.projects .project-card .project-desc{font-size:13px;color:var(--text-secondary);line-height:1.7;flex:1}.projects .project-card .project-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}.projects .project-card .project-tags span{font-family:var(--font-mono);font-size:11px;color:var(--accent);background:var(--accent-dim);border:1px solid var(--accent-border);padding:3px 10px;border-radius:20px}.projects .projects-cta{text-align:center;margin-top:16px}.subsection-title{font-family:var(--font-head);font-size:16px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:0.08em;margin-bottom:24px;display:flex;align-items:center;gap:10px}.subsection-title i{color:var(--accent);font-size:14px}.certifications .certs-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(260px, 1fr));gap:16px}.certifications .cert-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px 24px;display:flex;align-items:center;gap:16px;transition:border-color 0.2s, background 0.2s}.certifications .cert-card:hover{border-color:var(--accent-border);background:var(--bg-card-hover)}.certifications .cert-card .cert-icon{flex-shrink:0;width:40px;height:40px;border-radius:var(--radius-sm);background:var(--accent-dim);border:1px solid var(--accent-border);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--accent)}.certifications .cert-card .cert-icon.edu-icon{background:rgba(189,147,249,0.08);border-color:rgba(189,147,249,0.25);color:var(--purple)}.certifications .cert-card .cert-info{flex:1;min-width:0}.certifications .cert-card .cert-name{font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:2px;line-height:1.3}.certifications .cert-card .cert-year{font-family:var(--font-mono);font-size:11px;color:var(--text-muted)}.awards{background:var(--bg-secondary)}.awards .awards-list{display:flex;flex-direction:column;gap:16px}.awards .award-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;transition:border-color 0.2s, background 0.2s}.awards .award-item:hover{border-color:var(--accent-border);background:var(--bg-card-hover)}.awards .award-item .award-left{display:flex;align-items:center;gap:16px}.awards .award-item .award-icon{color:var(--orange);font-size:18px}.awards .award-item .award-name{font-size:15px;font-weight:500;color:var(--text-primary)}.awards .award-item .award-year{font-family:var(--font-mono);font-size:12px;color:var(--text-muted);white-space:nowrap}.publications .pub-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:36px;display:flex;align-items:flex-start;gap:28px;transition:border-color 0.2s;max-width:760px}.publications .pub-card:hover{border-color:var(--accent-border)}.publications .pub-card .pub-icon{flex-shrink:0;width:52px;height:52px;border-radius:var(--radius);background:var(--accent-dim);border:1px solid var(--accent-border);display:flex;align-items:center;justify-content:center;font-size:22px;color:var(--accent)}.publications .pub-card .pub-title{font-family:var(--font-head);font-size:20px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.publications .pub-card .pub-venue{font-family:var(--font-mono);font-size:12px;color:var(--purple);margin-bottom:12px}.publications .pub-card .pub-desc{font-size:14px;color:var(--text-secondary);line-height:1.7}.contact{background:var(--bg-secondary)}.contact .contact-inner{max-width:600px}.contact .contact-text{font-size:15px;color:var(--text-secondary);line-height:1.8;margin-bottom:40px}.contact .contact-links{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:48px}.contact .contact-email{font-family:var(--font-mono);font-size:20px;font-weight:500;color:var(--accent);display:block;margin-bottom:32px}.contact .contact-email:hover{opacity:0.8}.footer{padding:32px 0;border-top:1px solid var(--border);text-align:center}.footer p{font-family:var(--font-mono);font-size:12px;color:var(--text-muted);line-height:2}.footer p a{color:var(--text-muted)}.footer p a:hover{color:var(--accent);opacity:1}.edu-list{display:flex;flex-direction:column;gap:20px;margin-top:60px}.edu-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;border-left:3px solid var(--accent)}.edu-card .edu-degree{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:4px}.edu-card .edu-school{font-size:13px;color:var(--purple);margin-bottom:4px;font-weight:500}.edu-card .edu-period{font-family:var(--font-mono);font-size:11px;color:var(--text-muted)}@media (max-width: 768px){:root{--section-gap: 80px}.nav .nav-links{display:none}.nav .nav-hamburger{display:flex}.hero-ctas{flex-direction:column;align-items:flex-start}.timeline{padding-left:20px}.timeline-item::before{left:-25px}.award-item{flex-direction:column;align-items:flex-start}.pub-card{flex-direction:column;gap:16px}}@media (max-width: 480px){.about-stats{grid-template-columns:1fr}.projects-grid{grid-template-columns:1fr}.certs-grid{grid-template-columns:1fr}}