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

        :root {
            --primary: #6366f1;
            --primary-dark: #4f46e5;
            --secondary: #22d3ee;
            --dark: #0f172a;
            --dark-lighter: #1e293b;
            --light: #f8fafc;
            --text: #cbd5e1;
            --accent: #a78bfa;
        }

        body {
            font-family: 'Segoe UI', system-ui, sans-serif;
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            color: var(--text);
            overflow-x: hidden;
            scroll-behavior: smooth;
        }

        /* Animated background particles */
        #particles {
            position: fixed;
            width: 100%;
            height: 100%;
            top: 0;
            left: 0;
            z-index: -1;
            opacity: 0.3;
        }

        .particle {
            position: absolute;
            width: 4px;
            height: 4px;
            background: var(--secondary);
            border-radius: 50%;
            animation: float 20s infinite linear;
        }

        @keyframes float {
            from {
                transform: translateY(100vh) translateX(0);
                opacity: 0;
            }
            10% {
                opacity: 1;
            }
            90% {
                opacity: 1;
            }
            to {
                transform: translateY(-100vh) translateX(100px);
                opacity: 0;
            }
        }

        /* Navigation */
        nav {
            position: fixed;
            top: 0;
            width: 100%;
            padding: 1rem 2rem;
            background: rgba(15, 23, 42, 0.8);
            backdrop-filter: blur(10px);
            z-index: 1000;
            transition: all 0.3s ease;
        }

        nav.scrolled {
            padding: 0.7rem 2rem;
            background: rgba(15, 23, 42, 0.95);
        }

        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.5rem;
            font-weight: bold;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            animation: glow 2s ease-in-out infinite alternate;
        }

        @keyframes glow {
            from {
                filter: drop-shadow(0 0 10px rgba(99, 102, 241, 0.3));
            }
            to {
                filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.6));
            }
        }

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

        .nav-links a {
            color: var(--text);
            text-decoration: none;
            position: relative;
            transition: color 0.3s ease;
        }

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

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--secondary);
            transition: width 0.3s ease;
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 2rem;
            position: relative;
        }

        .hero-content {
            text-align: center;
            z-index: 1;
        }

        .hero h1 {
            font-size: clamp(2rem, 8vw, 4rem);
            margin-bottom: 1rem;
            background: linear-gradient(135deg, var(--light) 0%, var(--accent) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            animation: fadeInUp 1s ease;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero .subtitle {
            font-size: 1.5rem;
            color: var(--secondary);
            margin-bottom: 1rem;
            animation: fadeInUp 1s ease 0.2s both;
        }

        .contact-info {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-bottom: 2rem;
            flex-wrap: wrap;
            animation: fadeInUp 1s ease 0.3s both;
        }

        .contact-info a {
            color: var(--text);
            text-decoration: none;
            transition: color 0.3s ease;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .contact-info a:hover {
            color: var(--secondary);
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            animation: fadeInUp 1s ease 0.4s both;
        }

        .btn {
            padding: 0.8rem 2rem;
            border: none;
            border-radius: 50px;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
            position: relative;
            overflow: hidden;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
        }

        .btn-secondary {
            background: transparent;
            color: var(--secondary);
            border: 2px solid var(--secondary);
        }

        .btn-secondary:hover {
            background: var(--secondary);
            color: var(--dark);
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(34, 211, 238, 0.3);
        }

        /* Sections */
        section {
            padding: 5rem 2rem;
            max-width: 1200px;
            margin: 0 auto;
        }

        .section-title {
            font-size: 2.5rem;
            text-align: center;
            margin-bottom: 3rem;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        /* About Section */
        .about-content {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 3rem;
            align-items: center;
        }

        .about-image {
            position: relative;
            animation: float-slow 6s ease-in-out infinite;
        }

        @keyframes float-slow {
            0%, 100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-20px);
            }
        }

        .about-image::before {
            content: '';
            position: absolute;
            top: -10px;
            left: -10px;
            right: -10px;
            bottom: -10px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            border-radius: 20px;
            z-index: -1;
            opacity: 0.5;
            animation: pulse 2s ease-in-out infinite;
        }

        @keyframes pulse {
            0%, 100% {
                transform: scale(1);
                opacity: 0.5;
            }
            50% {
                transform: scale(1.05);
                opacity: 0.3;
            }
        }

        .about-image img {
            width: 100%;
            border-radius: 20px;
            background: var(--dark-lighter);
            padding: 2rem;
            text-align: center;
            line-height: 200px;
            color: var(--text);
        }

        /* Experience */
        .experience-timeline {
            position: relative;
            padding-left: 2rem;
        }

        .experience-timeline::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            height: 100%;
            width: 2px;
            background: linear-gradient(180deg, var(--primary) 0%, var(--secondary) 100%);
        }

        .experience-item {
            position: relative;
            margin-bottom: 3rem;
            padding-left: 2rem;
        }

        .experience-item::before {
            content: '';
            position: absolute;
            left: -2.5rem;
            top: 0;
            width: 12px;
            height: 12px;
            background: var(--primary);
            border-radius: 50%;
            box-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
        }

        .experience-header {
            margin-bottom: 1rem;
        }

        .experience-header h3 {
            color: var(--light);
            font-size: 1.3rem;
            margin-bottom: 0.3rem;
        }

        .experience-meta {
            color: var(--secondary);
            font-size: 0.9rem;
        }

        .experience-item ul {
            list-style: none;
            padding: 0;
        }

        .experience-item ul li {
            padding-left: 1.5rem;
            margin-bottom: 0.8rem;
            position: relative;
        }

        .experience-item ul li::before {
            content: '▸';
            position: absolute;
            left: 0;
            color: var(--primary);
        }

        /* Skills */
        .skills-container {
            margin-top: 3rem;
        }

        .skill-category {
            margin-bottom: 2rem;
        }

        .skill-category h3 {
            color: var(--secondary);
            margin-bottom: 1rem;
            font-size: 1.2rem;
        }

        .skills-list {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }

        .skill-tag {
            background: rgba(99, 102, 241, 0.1);
            border: 1px solid rgba(99, 102, 241, 0.3);
            color: var(--light);
            padding: 0.5rem 1.2rem;
            border-radius: 25px;
            transition: all 0.3s ease;
            cursor: pointer;
        }

        .skill-tag:hover {
            background: rgba(99, 102, 241, 0.2);
            border-color: var(--primary);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(99, 102, 241, 0.2);
        }

        /* Projects */
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .project-card {
            background: rgba(30, 41, 59, 0.5);
            border: 1px solid rgba(99, 102, 241, 0.2);
            border-radius: 15px;
            overflow: hidden;
            transition: all 0.3s ease;
            position: relative;
        }

        .project-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3);
        }

        .project-header {
            padding: 1.5rem;
            background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(34, 211, 238, 0.1) 100%);
            border-bottom: 1px solid rgba(99, 102, 241, 0.2);
        }

        .project-header h3 {
            color: var(--light);
            margin-bottom: 0.5rem;
        }

        .project-date {
            color: var(--secondary);
            font-size: 0.9rem;
        }

        .project-content {
            padding: 1.5rem;
        }

        .project-content ul {
            list-style: none;
            padding: 0;
        }

        .project-content ul li {
            padding-left: 1.5rem;
            margin-bottom: 0.8rem;
            position: relative;
            font-size: 0.95rem;
        }

        .project-content ul li::before {
            content: '•';
            position: absolute;
            left: 0;
            color: var(--primary);
        }

        .project-tech {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            padding: 1.5rem;
            padding-top: 0;
        }

        .tech-tag {
            background: rgba(99, 102, 241, 0.2);
            color: var(--primary);
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.85rem;
            border: 1px solid var(--primary);
        }

        /* Education */
        .education-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 2rem;
        }

        .education-card {
            background: rgba(30, 41, 59, 0.5);
            border: 1px solid rgba(99, 102, 241, 0.2);
            border-radius: 15px;
            padding: 2rem;
            transition: all 0.3s ease;
        }

        .education-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(99, 102, 241, 0.2);
        }

        .education-card h3 {
            color: var(--light);
            margin-bottom: 0.5rem;
        }

        .education-card .degree {
            color: var(--secondary);
            margin-bottom: 0.5rem;
        }

        .education-card .date {
            color: var(--text);
            font-size: 0.9rem;
        }

        /* Footer */
        footer {
            text-align: center;
            padding: 2rem;
            border-top: 1px solid rgba(99, 102, 241, 0.2);
            margin-top: 4rem;
        }

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

        .social-links a {
            color: var(--text);
            font-size: 1.5rem;
            transition: all 0.3s ease;
        }

        .social-links a:hover {
            color: var(--secondary);
            transform: translateY(-5px);
        }

        /* Mobile Responsive */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            
            .about-content {
                grid-template-columns: 1fr;
            }
            
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }

            .contact-info {
                flex-direction: column;
                gap: 1rem;
            }

            .experience-timeline {
                padding-left: 1rem;
            }
        }

        /* Scroll animations */
        .fade-in {
            transform: translateY(30px);
            transition: all 0.8s ease;
        }

        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }