*{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-accent: #f1f5f9;--text-primary: #1e293b;--text-secondary: #475569;--text-muted: #64748b;--color-primary: #2563eb;--color-primary-dark: #1d4ed8;--color-secondary: #7c3aed;--color-accent: #059669;--color-accent-light: #10b981;--border-color: #e2e8f0;--shadow-light: 0 1px 3px rgba(0, 0, 0, .1);--shadow-medium: 0 4px 6px rgba(0, 0, 0, .1);--shadow-large: 0 10px 25px rgba(0, 0, 0, .1);--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 48px;--spacing-3xl: 64px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--transition-fast: .15s ease;--transition-normal: .3s ease;--transition-slow: .5s ease}[data-theme=dark]{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-accent: #334155;--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-muted: #94a3b8;--border-color: #475569;--shadow-light: 0 1px 3px rgba(0, 0, 0, .3);--shadow-medium: 0 4px 6px rgba(0, 0, 0, .3);--shadow-large: 0 10px 25px rgba(0, 0, 0, .3)}body{font-family:var(--font-family);font-weight:var(--font-weight-normal);line-height:1.6;color:var(--text-primary);background-color:var(--bg-primary);transition:background-color var(--transition-normal),color var(--transition-normal)}html{scroll-behavior:smooth}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-lg)}.navbar{position:fixed;top:0;left:0;right:0;background:#fffffff2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);z-index:1000;transition:all var(--transition-normal)}[data-theme=dark] .navbar{background:#0f172af2}.nav-container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-lg);display:flex;align-items:center;justify-content:space-between;height:64px}.nav-logo{font-weight:var(--font-weight-bold);font-size:1.5rem}.logo-text{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-menu{display:flex;align-items:center;gap:var(--spacing-xl)}.nav-link{color:var(--text-secondary);text-decoration:none;font-weight:var(--font-weight-medium);transition:color var(--transition-fast);position:relative}.nav-link:hover{color:var(--color-primary)}.nav-link:after{content:"";position:absolute;bottom:-8px;left:0;width:0;height:2px;background:var(--color-primary);transition:width var(--transition-normal)}.nav-link:hover:after{width:100%}.theme-toggle{background:none;border:1px solid var(--border-color);border-radius:var(--radius-md);padding:var(--spacing-sm);cursor:pointer;transition:all var(--transition-fast);font-size:1.2rem}.theme-toggle:hover{background:var(--bg-accent);transform:scale(1.05)}.mobile-menu-toggle{display:none;flex-direction:column;gap:4px;cursor:pointer}.mobile-menu-toggle span{width:24px;height:2px;background:var(--text-primary);transition:var(--transition-fast)}.hero{min-height:100vh;display:flex;align-items:center;position:relative;background:linear-gradient(135deg,var(--bg-primary) 0%,var(--bg-secondary) 100%);overflow:hidden}.hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 80%,rgba(37,99,235,.1) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(124,58,237,.1) 0%,transparent 50%);pointer-events:none}.hero-container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-lg);position:relative;z-index:1}.hero-content{display:grid;grid-template-columns:1fr 2fr;gap:var(--spacing-3xl);align-items:center}.hero-image{position:relative}.profile-image{width:320px;height:320px;border-radius:50%;-o-object-fit:cover;object-fit:cover;border:4px solid var(--color-primary);box-shadow:var(--shadow-large);transition:transform var(--transition-normal)}.profile-image:hover{transform:scale(1.05)}.image-decoration{position:absolute;top:-20px;right:-20px;width:100px;height:100px;background:linear-gradient(135deg,var(--color-accent),var(--color-accent-light));border-radius:50%;opacity:.2;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}.hero-title{font-size:3.5rem;font-weight:var(--font-weight-bold);line-height:1.2;margin-bottom:var(--spacing-md)}.gradient-text{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:1.5rem;color:var(--color-primary);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-lg)}.hero-description{font-size:1.125rem;color:var(--text-secondary);margin-bottom:var(--spacing-xl);line-height:1.7}.hero-buttons{display:flex;gap:var(--spacing-md);margin-bottom:var(--spacing-2xl)}.btn{padding:var(--spacing-md) var(--spacing-xl);border-radius:var(--radius-lg);text-decoration:none;font-weight:var(--font-weight-semibold);transition:all var(--transition-fast);display:inline-flex;align-items:center;gap:var(--spacing-sm);border:2px solid transparent}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover{background:var(--color-primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-medium)}.btn-outline{border-color:var(--color-primary);color:var(--color-primary);background:transparent}.btn-outline:hover{background:var(--color-primary);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-medium)}.hero-stats{display:flex;gap:var(--spacing-xl)}.stat{text-align:center}.stat-number{display:block;font-size:2rem;font-weight:var(--font-weight-bold);color:var(--color-primary)}.stat-label{font-size:.875rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.scroll-indicator{position:absolute;bottom:var(--spacing-xl);left:50%;transform:translate(-50%);animation:bounce 2s infinite}.scroll-arrow{width:24px;height:24px;border-right:2px solid var(--color-primary);border-bottom:2px solid var(--color-primary);transform:rotate(45deg)}@keyframes bounce{0%,20%,50%,80%,to{transform:translate(-50%) translateY(0)}40%{transform:translate(-50%) translateY(-10px)}60%{transform:translate(-50%) translateY(-5px)}}section{padding:var(--spacing-3xl) 0}.section-header{text-align:center;margin-bottom:var(--spacing-3xl)}.section-title{font-size:2.5rem;font-weight:var(--font-weight-bold);margin-bottom:var(--spacing-md);position:relative}.section-title:after{content:"";position:absolute;bottom:-8px;left:50%;transform:translate(-50%);width:60px;height:4px;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border-radius:2px}.section-subtitle{font-size:1.25rem;color:var(--text-secondary);max-width:600px;margin:0 auto}.about{background:var(--bg-secondary)}.about-content{display:grid;grid-template-columns:2fr 1fr;gap:var(--spacing-3xl);align-items:start}.about-card{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-xl);box-shadow:var(--shadow-medium);margin-bottom:var(--spacing-xl);transition:transform var(--transition-normal)}.about-card:hover{transform:translateY(-4px)}.about-card h3{font-size:1.5rem;font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-lg);color:var(--color-primary)}.education-item{background:var(--bg-accent);padding:var(--spacing-lg);border-radius:var(--radius-md);border-left:4px solid var(--color-primary)}.education-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--spacing-sm);flex-wrap:wrap;gap:var(--spacing-sm)}.education-header h4{font-size:1.125rem;font-weight:var(--font-weight-semibold);color:var(--text-primary)}.education-period{background:var(--color-primary);color:#fff;padding:var(--spacing-xs) var(--spacing-md);border-radius:var(--radius-sm);font-size:.875rem;font-weight:var(--font-weight-medium)}.education-institution{color:var(--color-secondary);font-weight:var(--font-weight-medium);margin-bottom:var(--spacing-sm)}.education-description{color:var(--text-secondary);line-height:1.6}.interests-list{list-style:none}.interests-list li{position:relative;padding-left:var(--spacing-lg);margin-bottom:var(--spacing-sm);color:var(--text-secondary)}.interests-list li:before{content:"▸";position:absolute;left:0;color:var(--color-primary);font-weight:var(--font-weight-bold)}.about-visual{position:sticky;top:100px}.skills-preview{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-xl);box-shadow:var(--shadow-medium)}.skill-category{margin-bottom:var(--spacing-lg)}.skill-category:last-child{margin-bottom:0}.skill-category h4{font-size:1.125rem;font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-md);color:var(--color-primary)}.skill-tags{display:flex;flex-wrap:wrap;gap:var(--spacing-sm)}.skill-tag{background:var(--bg-accent);color:var(--text-primary);padding:var(--spacing-xs) var(--spacing-md);border-radius:var(--radius-md);font-size:.875rem;font-weight:var(--font-weight-medium);transition:all var(--transition-fast)}.skill-tag:hover{background:var(--color-primary);color:#fff;transform:translateY(-2px)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:var(--spacing-xl)}.project-card{background:var(--bg-primary);border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-medium);transition:all var(--transition-normal)}.project-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-large)}.project-image{position:relative;height:200px;overflow:hidden}.project-image img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover;transition:transform var(--transition-slow)}.project-card:hover .project-image img{transform:scale(1.1)}.project-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#2563ebe6;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity var(--transition-normal)}.project-card:hover .project-overlay{opacity:1}.project-link{color:#fff;text-decoration:none;font-weight:var(--font-weight-semibold);padding:var(--spacing-md) var(--spacing-xl);border:2px solid white;border-radius:var(--radius-md);transition:all var(--transition-fast)}.project-link:hover{background:#fff;color:var(--color-primary)}.project-content{padding:var(--spacing-xl)}.project-title{font-size:1.25rem;font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-md);color:var(--text-primary)}.project-description{color:var(--text-secondary);line-height:1.6;margin-bottom:var(--spacing-lg)}.project-tech{display:flex;flex-wrap:wrap;gap:var(--spacing-sm)}.tech-tag{background:var(--bg-accent);color:var(--color-primary);padding:var(--spacing-xs) var(--spacing-md);border-radius:var(--radius-sm);font-size:.75rem;font-weight:var(--font-weight-medium)}.experience{background:var(--bg-secondary)}.experience-timeline{max-width:800px;margin:0 auto;position:relative}.experience-timeline:before{content:"";position:absolute;left:20px;top:0;bottom:0;width:2px;background:var(--color-primary)}.timeline-item{position:relative;margin-bottom:var(--spacing-2xl);padding-left:var(--spacing-3xl)}.timeline-marker{position:absolute;left:12px;top:24px;width:16px;height:16px;background:var(--color-primary);border-radius:50%;border:4px solid var(--bg-secondary)}.experience-card{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-xl);box-shadow:var(--shadow-medium);transition:transform var(--transition-normal)}.experience-card:hover{transform:translate(8px)}.experience-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--spacing-lg);flex-wrap:wrap;gap:var(--spacing-sm)}.experience-title{font-size:1.5rem;font-weight:var(--font-weight-semibold);color:var(--text-primary)}.experience-company{color:var(--color-primary);font-weight:var(--font-weight-medium);font-size:1.125rem}.experience-period{background:var(--color-accent);color:#fff;padding:var(--spacing-xs) var(--spacing-md);border-radius:var(--radius-sm);font-size:.875rem;font-weight:var(--font-weight-medium)}.experience-description p{color:var(--text-secondary);line-height:1.6;margin-bottom:var(--spacing-lg)}.experience-highlights{list-style:none}.experience-highlights li{position:relative;padding-left:var(--spacing-lg);margin-bottom:var(--spacing-sm);color:var(--text-secondary)}.experience-highlights li:before{content:"✓";position:absolute;left:0;color:var(--color-accent);font-weight:var(--font-weight-bold)}.skills-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:var(--spacing-xl)}.skill-category-card{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-xl);box-shadow:var(--shadow-medium);text-align:center;transition:transform var(--transition-normal)}.skill-category-card:hover{transform:translateY(-4px)}.skill-icon{font-size:3rem;margin-bottom:var(--spacing-lg)}.skill-category-card h3{font-size:1.5rem;font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-xl);color:var(--text-primary)}.skills-list{text-align:left}.skill-item{margin-bottom:var(--spacing-lg)}.skill-name{display:block;font-weight:var(--font-weight-medium);margin-bottom:var(--spacing-sm);color:var(--text-primary)}.skill-bar{background:var(--bg-accent);height:8px;border-radius:var(--radius-sm);overflow:hidden}.skill-progress{height:100%;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));border-radius:var(--radius-sm);transition:width var(--transition-slow)}.contact{background:var(--bg-secondary)}.contact-content{display:grid;grid-template-columns:2fr 1fr;gap:var(--spacing-3xl);align-items:start}.contact-info{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-xl)}.contact-card{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-xl);box-shadow:var(--shadow-medium);text-align:center;transition:transform var(--transition-normal)}.contact-card:hover{transform:translateY(-4px)}.contact-icon{font-size:2.5rem;margin-bottom:var(--spacing-lg)}.contact-card h3{font-size:1.25rem;font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-sm);color:var(--text-primary)}.contact-card p{color:var(--text-secondary);margin-bottom:var(--spacing-lg)}.contact-link{color:var(--color-primary);text-decoration:none;font-weight:var(--font-weight-medium);transition:color var(--transition-fast)}.contact-link:hover{color:var(--color-primary-dark)}.contact-cta{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--radius-xl);box-shadow:var(--shadow-medium);text-align:center;position:sticky;top:100px}.contact-cta h3{font-size:1.5rem;font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-md);color:var(--text-primary)}.contact-cta p{color:var(--text-secondary);line-height:1.6;margin-bottom:var(--spacing-xl)}.footer{background:var(--bg-primary);border-top:1px solid var(--border-color);padding:var(--spacing-xl) 0}.footer-content{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--spacing-md)}.footer-content p{color:var(--text-muted)}.footer-links{display:flex;gap:var(--spacing-lg)}.footer-links a{color:var(--text-secondary);text-decoration:none;transition:color var(--transition-fast)}.footer-links a:hover{color:var(--color-primary)}@media (max-width: 1024px){.hero-content{grid-template-columns:1fr;text-align:center;gap:var(--spacing-2xl)}.hero-image{order:-1}.profile-image{width:250px;height:250px}.about-content,.contact-content{grid-template-columns:1fr;gap:var(--spacing-2xl)}}@media (max-width: 768px){.nav-menu{display:none}.mobile-menu-toggle{display:flex}.hero-title{font-size:2.5rem}.section-title{font-size:2rem}.hero-buttons,.contact-cta-buttons{flex-direction:column;align-items:center}.hero-stats{justify-content:center;gap:var(--spacing-lg)}.skills-grid,.projects-grid,.contact-info{grid-template-columns:1fr}.footer-content{flex-direction:column;text-align:center}.experience-timeline:before{left:16px}.timeline-marker{left:8px}.timeline-item{padding-left:var(--spacing-2xl)}}@media (max-width: 480px){.container,.nav-container{padding:0 var(--spacing-md)}.hero-title{font-size:2rem}.profile-image{width:200px;height:200px}.about-card,.experience-card,.skill-category-card,.contact-card,.contact-cta,.project-content{padding:var(--spacing-lg)}}.fade-in{opacity:0;transform:translateY(30px);transition:all var(--transition-slow)}.fade-in.visible{opacity:1;transform:translateY(0)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-primary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-primary-dark)}@media print{.navbar,.scroll-indicator,.theme-toggle{display:none}section{page-break-inside:avoid;padding:var(--spacing-lg) 0}.hero{min-height:auto}body{background:#fff;color:#000}}