:root{--bg-color:#ffffff;--text-color:#1a1a1a;--text-muted:#666666;--primary-color:#2563eb;--primary-hover:#1d4ed8;--secondary-bg:#f3f4f6;--border-color:#e5e7eb;--card-bg:#ffffff;--card-shadow:0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);--font-sans:ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}[data-theme="dark"]{--bg-color:#0f172a;--text-color:#f8fafc;--text-muted:#94a3b8;--primary-color:#38bdf8;--primary-hover:#0ea5e9;--secondary-bg:#1e293b;--border-color:#334155;--card-bg:#1e293b;--card-shadow:0 4px 6px -1px rgba(0, 0, 0, 0.5), 0 2px 4px -1px rgba(0, 0, 0, 0.3)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-sans);background-color:var(--bg-color);color:var(--text-color);line-height:1.6;transition:background-color 0.3s ease, color 0.3s ease}a{color:var(--primary-color);text-decoration:none;transition:color 0.2s ease}a:hover{color:var(--primary-hover)}img{max-width:100%;height:auto;display:block}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1.5rem}section{padding:4rem 0;margin-bottom:4rem}header{position:sticky;top:0;z-index:50;background-color:var(--bg-color);border-bottom:1px solid var(--border-color);padding:1rem 0}header .container{display:flex;justify-content:space-between;align-items:center}.logo{font-weight:700;font-size:1.25rem;color:var(--text-color)}nav ul{display:flex;list-style:none;gap:2rem;align-items:center}nav a{color:var(--text-muted);font-weight:500}nav a:hover{color:var(--primary-color)}.theme-toggle{background:none;border:none;cursor:pointer;color:var(--text-color);font-size:1.25rem;padding:0.5rem;border-radius:0.375rem;transition:background-color 0.2s}.theme-toggle:hover{background-color:var(--secondary-bg)}.hero{padding:6rem 0;text-align:center;display:flex;flex-direction:column;align-items:center;gap:2rem}.hero-img{width:150px;height:150px;border-radius:50%;object-fit:cover;border:4px solid var(--secondary-bg);box-shadow:var(--card-shadow)}.hero h1{font-size:3rem;font-weight:800;line-height:1.2;color:var(--text-color)}.hero p{font-size:1.25rem;color:var(--text-muted);max-width:600px}.hero-actions{display:flex;gap:1rem;margin-top:1rem}.btn{display:inline-block;padding:0.75rem 1.5rem;border-radius:0.375rem;font-weight:600;text-align:center;cursor:pointer;transition:all 0.2s}.btn-primary{background-color:var(--primary-color);color:white}.btn-primary:hover{background-color:var(--primary-hover);color:white}.btn-secondary{background-color:var(--secondary-bg);color:var(--text-color)}.btn-secondary:hover{background-color:var(--border-color)}section h2{font-size:2rem;font-weight:700;margin-bottom:3rem;text-align:center;color:var(--text-color)}.skill-category{margin-bottom:3rem}.skill-category h3{font-size:1.5rem;font-weight:600;margin-bottom:1.5rem;color:var(--text-color);border-bottom:2px solid var(--border-color);padding-bottom:0.5rem;display:inline-block}.skills-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(130px, 1fr));gap:1rem;text-align:center}.skill-card{background-color:var(--secondary-bg);padding:0.75rem;border-radius:0.5rem;transition:transform 0.2s;display:flex;flex-direction:column;align-items:center;justify-content:center}.skill-card:hover{transform:translateY(-5px)}.skill-icon{margin-bottom:0.25rem;display:flex;justify-content:center;align-items:center;height:48px}.skill-name{font-size:0.8rem;font-weight:500;line-height:1.1;overflow-wrap:break-word;word-wrap:break-word;word-break:break-word;hyphens:auto;max-width:100%;text-align:center}.skill-icon img{width:36px;height:36px;object-fit:contain}.tech-tag{background-color:var(--secondary-bg);color:var(--text-muted);padding:0.25rem 0.5rem;border-radius:0.25rem;font-size:0.75rem;font-weight:500;display:inline-flex;align-items:center;gap:0.3rem}.tech-tag img{width:14px;height:14px;object-fit:contain}.timeline{max-width:800px;margin:0 auto;position:relative;border-left:2px solid var(--border-color);padding-left:2rem}.timeline-item{margin-bottom:3rem;position:relative}.timeline-item::before{content:'';position:absolute;left:-2.6rem;top:0.5rem;width:1rem;height:1rem;background-color:var(--primary-color);border-radius:50%;border:4px solid var(--bg-color)}.timeline-date{font-size:0.875rem;color:var(--text-muted);margin-bottom:0.5rem;display:block}.timeline-role{font-size:1.25rem;font-weight:700;color:var(--text-color)}.timeline-company{font-size:1rem;color:var(--primary-color);margin-bottom:1rem}.timeline-desc{color:var(--text-muted)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(300px, 1fr));gap:2rem}.project-card{background-color:var(--card-bg);border:1px solid var(--border-color);border-radius:0.5rem;overflow:hidden;box-shadow:var(--card-shadow);transition:transform 0.2s, box-shadow 0.2s}.project-card:hover{transform:translateY(-5px);box-shadow:0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05)}.project-content{padding:1.5rem}.project-title{font-size:1.25rem;font-weight:700;margin-bottom:0.5rem}.project-desc{color:var(--text-muted);font-size:0.95rem;margin-bottom:1.5rem}.project-tech{display:flex;flex-wrap:wrap;gap:0.5rem;margin-bottom:1.5rem}.tech-tag{background-color:var(--secondary-bg);color:var(--text-muted);padding:0.25rem 0.5rem;border-radius:0.25rem;font-size:0.75rem;font-weight:500}.project-links{display:flex;gap:1rem}.project-link{font-size:0.9rem;font-weight:600}.contact-section{text-align:center;background-color:var(--secondary-bg);border-radius:1rem;padding:4rem 2rem}.contact-links{display:flex;justify-content:center;gap:2rem;margin-top:2rem;flex-wrap:wrap}footer{border-top:1px solid var(--border-color);padding:2rem 0;margin-top:4rem;text-align:center;color:var(--text-muted);font-size:0.875rem}@media (max-width:768px){.hero h1{font-size:2rem}nav ul{gap:1rem;font-size:0.9rem}.container{padding:0 1rem}}