* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --primary: #0969da;
            --primary-hover: #0860ca;
            --secondary: #f85149;
            --accent: #7c3aed;
            --bg-primary: #ffffff;
            --bg-secondary: #f6f8fa;
            --bg-tertiary: #ffffff;
            --border: #d1d9e0;
            --border-muted: #d1d9e0b3;
            --text-primary: #a4a9ae;
            --text-secondary: #656d76;
            --text-muted: #848d97;
            --success: #1a7f37;
            --warning: #bf8700;
            --danger: #d1242f;
        }

        body {
            font-family: "JetBrains Mono", monospace;
            color: var(--text-primary);
            overflow-x: hidden;
            line-height: 1.6;
        }

        /* Smooth scrolling */
        html {
            scroll-behavior: smooth;
        }

        /* Custom scrollbar */
        ::-webkit-scrollbar {
            width: 12px;
        }

        ::-webkit-scrollbar-track {
            background: var(--bg-secondary);
        }

        ::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 6px;
            border: 2px solid var(--bg-secondary);
        }

        ::-webkit-scrollbar-thumb:hover {
            background: var(--text-muted);
        }

        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            transition: all 0.2s ease;
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 2rem;
            max-width: 1280px;
            margin: 0 auto;
        }

        .logo {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--text-primary);
            text-decoration: none;
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }

        .nav-links a {
            color: var(--text-primary);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.2s ease;
            font-size: 14px;
        }

        .nav-links a:hover {
            color: var(--primary);
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            background: var(--bg-primary);
            border-bottom: 1px solid var(--border);
        }

        .hero-content {
            text-align: center;
            z-index: 2;
            max-width: 768px;
            padding: 0 2rem;
        }

        .hero-title {
            font-size: clamp(2.5rem, 6vw, 4rem);
            font-weight: 600;
            margin-bottom: 1rem;
            color: var(--text-primary);
            line-height: 1.25;
        }

        .hero-subtitle {
            font-size: 1.25rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
            font-weight: 400;
        }

        .cta-button {
            display: inline-block;
            padding: 0.75rem 1.5rem;
            background: var(--primary);
            color: white;
            text-decoration: none;
            border-radius: 6px;
            font-weight: 500;
            font-size: 14px;
            transition: all 0.2s ease;
            border: 1px solid var(--primary);
        }

        .cta-button:hover {
            background: var(--primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 4px 8px rgba(9, 105, 218, 0.25);
        }

        /* Floating particles - removed for clean GitHub style */
        .particle {
            display: none;
        }

        /* Section styles */
        section {
            padding: 4rem 2rem;
            max-width: 1280px;
            margin: 0 auto;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 600;
            text-align: center;
            margin-bottom: 3rem;
            color: var(--text-primary);
            position: relative;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -8px;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 4px;
            background: var(--primary);
            border-radius: 2px;
        }

        /* About section */
        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
        }

        .about-text {
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-secondary);
        }

        .about-text p {
            margin-bottom: 1rem;
        }

        .about-image {
            position: relative;
            display: flex;
            justify-content: center;
        }

        .profile-pic {
            width: 100%;
            max-width: 280px;
            border-radius: 50%;
            border: 4px solid var(--border);
            transition: transform 0.2s ease;
            background: var(--bg-secondary);
        }

        .profile-pic:hover {
            transform: scale(1.02);
            border-color: var(--primary);
        }

        /* Skills section */
        .skills-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
        }

        .skill-card {
            background: var(--bg-tertiary);
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid var(--border);
            transition: all 0.2s ease;
            position: relative;
        }

        .skill-card:hover {
            transform: translateY(-2px);
            border-color: var(--primary);
            box-shadow: 0 8px 25px rgba(9, 105, 218, 0.15);
        }

        .skill-icon {
            font-size: 2rem;
            margin-bottom: 1rem;
        }

        .skill-card h3 {
            font-size: 1.125rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }

        .skill-card p {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.5;
        }

        /* Projects section */
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 1.5rem;
        }

        .project-card {
            background: var(--bg-tertiary);
            border-radius: 12px;
            overflow: hidden;
            transition: all 0.2s ease;
            border: 1px solid var(--border);
        }

        .project-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 25px rgba(0, 0, 0, 0.1);
            border-color: var(--primary);
        }

        .project-image {
            height: 180px;
            background: var(--bg-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            color: var(--text-muted);
            border-bottom: 1px solid var(--border);
        }

        .project-content {
            padding: 1.5rem;
        }

        .project-title {
            font-size: 1.125rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }

        .project-content p {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.5;
            margin-bottom: 1rem;
        }

        .project-tags {
            display: flex;
            gap: 0.5rem;
            margin-top: 1rem;
            flex-wrap: wrap;
        }

        .tag {
            background: var(--bg-secondary);
            color: var(--text-secondary);
            padding: 0.25rem 0.75rem;
            border-radius: 12px;
            font-size: 12px;
            font-weight: 500;
            border: 1px solid var(--border);
        }

        /* Contact section */
        .contact-content {
            text-align: center;
            max-width: 600px;
            margin: 0 auto;
        }

        .contact-content p {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.6;
            margin-bottom: 2rem;
        }

        .contact-links {
            display: flex;
            justify-content: center;
            gap: 1rem;
            margin-top: 2rem;
            flex-wrap: wrap;
        }

        .contact-link {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: var(--text-primary);
            text-decoration: none;
            padding: 0.75rem 1.25rem;
            background: var(--bg-tertiary);
            border-radius: 8px;
            transition: all 0.2s ease;
            border: 1px solid var(--border);
            font-size: 14px;
            font-weight: 500;
        }

        .contact-link:hover {
            border-color: var(--primary);
            background: var(--bg-secondary);
            transform: translateY(-1px);
            color: var(--primary);
        }

        /* Footer */
        footer {
            background: var(--bg-secondary);
            text-align: center;
            padding: 2rem;
            border-top: 1px solid var(--border);
            color: var(--text-secondary);
            font-size: 14px;
        }

        /* Mobile responsiveness */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .about-content {
                grid-template-columns: 1fr;
                text-align: center;
                gap: 2rem;
            }

            .contact-links {
                flex-direction: column;
                align-items: center;
            }

            .hero-title {
                font-size: 2.5rem;
            }

            section {
                padding: 3rem 1rem;
            }

            .skills-grid,
            .projects-grid {
                grid-template-columns: 1fr;
            }
        }

        /* Animations */
        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            animation: fadeIn 0.6s ease forwards;
        }

        @keyframes fadeIn {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .animate-delay-1 { animation-delay: 0.1s; }
        .animate-delay-2 { animation-delay: 0.2s; }
        .animate-delay-3 { animation-delay: 0.3s; }