*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--color-bg: #fafaf9;--color-bg-alt: #ffffff;--color-text: #1a1a1a;--color-text-light: #666666;--color-accent: #2c5aa0;--color-accent-dark: #1e3a6f;--color-border: #e8e8e8;--color-gray-light: #f5f5f5;--font-main: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", monospace;--space-xs: .5rem;--space-sm: 1rem;--space-md: 1.5rem;--space-lg: 2rem;--space-xl: 3rem;--space-2xl: 4rem;--space-3xl: 6rem}html{scroll-behavior:smooth}body{font-family:var(--font-main);background:var(--color-bg);color:var(--color-text);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.container{max-width:1200px;margin:0 auto;padding:0 var(--space-lg)}.nav{position:fixed;top:0;left:0;right:0;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-border);z-index:1000}.nav-container{max-width:1200px;margin:0 auto;padding:var(--space-md) var(--space-lg);display:flex;justify-content:space-between;align-items:center}.nav-brand{font-size:1.5rem;font-weight:700;color:var(--color-accent);letter-spacing:-.5px}.nav-links{display:flex;gap:var(--space-lg)}.nav-link{color:var(--color-text);text-decoration:none;font-weight:500;transition:color .2s ease}.nav-link:hover{color:var(--color-accent)}.hero{min-height:100vh;display:flex;align-items:center;padding:calc(80px + var(--space-2xl)) 0 var(--space-2xl);background:var(--color-bg)}.hero-content{flex:1;padding-right:var(--space-2xl)}.hero-title{font-size:clamp(3rem,5vw,4rem);font-weight:700;margin-bottom:var(--space-sm);letter-spacing:-1px;color:var(--color-text)}.hero-subtitle{font-size:1.5rem;color:var(--color-accent);margin-bottom:var(--space-sm)}.hero-description{font-size:1.125rem;color:var(--color-text-light);margin-bottom:var(--space-lg);max-width:500px}.hero-cta{display:flex;gap:var(--space-md)}.btn{padding:.75rem 1.5rem;border-radius:8px;text-decoration:none;font-weight:500;transition:all .2s ease;display:inline-block}.btn-primary{background:var(--color-accent);color:#fff;border:2px solid var(--color-accent)}.btn-primary:hover{background:var(--color-accent-dark);border-color:var(--color-accent-dark)}.btn-secondary{background:transparent;color:var(--color-accent);border:2px solid var(--color-accent)}.btn-secondary:hover{background:var(--color-accent);color:#fff}.hero-visual{flex:1;display:flex;justify-content:center;align-items:center}.hero-image-wrapper{position:relative}.hero-image{width:400px;height:400px;object-fit:cover;border-radius:20px;box-shadow:0 20px 60px #0000001a}.hero-decoration{position:absolute;top:-20px;right:-20px;width:100%;height:100%;border:3px solid var(--color-accent);border-radius:20px;z-index:-1}.section{padding:var(--space-3xl) 0}.section:nth-child(2n){background:var(--color-bg-alt)}.section-title{font-size:2.5rem;font-weight:600;margin-bottom:var(--space-2xl);text-align:center;color:var(--color-text)}.about-content{display:grid;grid-template-columns:2fr 1fr;gap:var(--space-2xl);align-items:start}.about-text p{margin-bottom:var(--space-md);color:var(--color-text-light)}.lead{font-size:1.125rem;color:var(--color-text);font-weight:500}.about-details{background:var(--color-gray-light);padding:var(--space-lg);border-radius:12px}.detail-item{margin-bottom:var(--space-md)}.detail-item:last-child{margin-bottom:0}.detail-label{display:block;font-size:.875rem;color:var(--color-text-light);margin-bottom:.25rem}.detail-value{font-weight:600;color:var(--color-text)}.expertise-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--space-lg)}.expertise-card{background:var(--color-bg-alt);padding:var(--space-lg);border-radius:12px;border:1px solid var(--color-border);transition:transform .2s ease,box-shadow .2s ease}.expertise-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px #0000001a}.expertise-icon{font-size:2rem;margin-bottom:var(--space-md)}.expertise-card h3{font-size:1.25rem;margin-bottom:var(--space-sm);color:var(--color-text)}.expertise-card p{color:var(--color-text-light);line-height:1.6}.timeline{position:relative;padding-left:var(--space-2xl)}.timeline:before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--color-border)}.timeline-item{position:relative;margin-bottom:var(--space-2xl)}.timeline-item:before{content:"";position:absolute;left:calc(-1 * var(--space-2xl) - 5px);top:8px;width:12px;height:12px;background:var(--color-accent);border-radius:50%}.timeline-date{font-size:.875rem;color:var(--color-text-light);margin-bottom:var(--space-sm)}.timeline-content h3{font-size:1.25rem;margin-bottom:.25rem;color:var(--color-text)}.timeline-content h4{font-size:1rem;color:var(--color-accent);margin-bottom:var(--space-sm);font-weight:500}.timeline-content p{color:var(--color-text-light)}.personal{background:var(--color-gray-light)}.interests-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--space-lg)}.interest-item h4{font-size:1.125rem;margin-bottom:var(--space-sm);color:var(--color-text)}.interest-item p{color:var(--color-text-light)}.contact{text-align:center}.contact-content{max-width:600px;margin:0 auto}.contact-intro{font-size:1.125rem;color:var(--color-text-light);margin-bottom:var(--space-xl)}.contact-info{display:flex;justify-content:center;gap:var(--space-lg)}.contact-link{display:flex;align-items:center;gap:var(--space-sm);color:var(--color-accent);text-decoration:none;font-weight:500;transition:color .2s ease}.contact-link:hover{color:var(--color-accent-dark)}.contact-icon{font-size:1.5rem}.footer{padding:var(--space-lg) 0;text-align:center;background:var(--color-bg-alt);border-top:1px solid var(--color-border)}.footer p{color:var(--color-text-light)}@media (max-width: 768px){.nav-links{gap:var(--space-md)}.hero{flex-direction:column;text-align:center;padding:calc(80px + var(--space-xl)) 0 var(--space-xl)}.hero-content{padding-right:0;margin-bottom:var(--space-xl)}.hero-cta{justify-content:center}.hero-image{width:300px;height:300px}.about-content{grid-template-columns:1fr;gap:var(--space-xl)}.expertise-grid{grid-template-columns:1fr}.contact-info{flex-direction:column;gap:var(--space-md)}}@media (max-width: 480px){.nav-container{padding:var(--space-sm) var(--space-md)}.nav-links{font-size:.9rem;gap:var(--space-sm)}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.25rem}.hero-image{width:250px;height:250px}.section{padding:var(--space-2xl) 0}.section-title{font-size:2rem}}