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

        :root {
            --bg-primary: #0b0b0f;
            --bg-secondary: #131318;
            --neon-blue: #00d9ff;
            --neon-purple: #b537f2;
            --neon-pink: #ff006e;
            --text-primary: #e8e8f0;
            --text-secondary: #9999a8;
            --accent-glow: rgba(0, 217, 255, 0.3);
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background: var(--bg-primary);
            color: var(--text-primary);
            overflow-x: hidden;
            cursor: none;
        }

        /* Custom Cursor */
        #custom-cursor {
            position: fixed;
            width: 20px;
            height: 20px;
            border: 2px solid var(--neon-blue);
            border-radius: 50%;
            pointer-events: none;
            z-index: 10000;
            transition: transform 0.15s ease, border-color 0.3s ease;
            mix-blend-mode: difference;
        }

        #custom-cursor.hover {
            transform: scale(2);
            border-color: var(--neon-purple);
        }

        /* Loading Screen */
        #loading-screen {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: var(--bg-primary);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            z-index: 9999;
            transition: opacity 0.5s ease;
        }

        #loading-screen.hidden {
            opacity: 0;
            pointer-events: none;
        }

        .loader-text {
            font-family: 'Space Grotesk', sans-serif;
            font-size: 2rem;
            font-weight: 700;
            background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple), var(--neon-pink));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 2rem;
            animation: pulse 2s ease-in-out infinite;
        }

        .loader-bar {
            width: 300px;
            height: 4px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 2px;
            overflow: hidden;
        }

        .loader-progress {
            height: 100%;
            background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
            width: 0%;
            transition: width 0.3s ease;
            box-shadow: 0 0 20px var(--neon-blue);
        }

        @keyframes pulse {

            0%,
            100% {
                opacity: 1;
            }

            50% {
                opacity: 0.5;
            }
        }

        /* Three.js Canvas */
        #webgl-canvas {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
        }

        /* Navigation */
        nav {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            padding: 2rem 4rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            background: linear-gradient(180deg, rgba(11, 11, 15, 0.9) 0%, transparent 100%);
            backdrop-filter: blur(10px);
        }

        .logo {
            font-family: 'Space Grotesk', sans-serif;
            font-size: 1.5rem;
            font-weight: 700;
            background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.02em;
        }

        .nav-links {
            display: flex;
            gap: 3rem;
            list-style: none;
        }

        .nav-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            transition: color 0.3s ease;
            position: relative;
        }

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

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

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

        /* Hero Section */
        .hero {
            height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }

        .hero-content {
            text-align: center;
            z-index: 10;
        }

        .hero-subtitle {
            font-size: 1rem;
            color: var(--text-secondary);
            letter-spacing: 0.3em;
            text-transform: uppercase;
            margin-bottom: 1rem;
            opacity: 0;
            animation: fadeInUp 1s ease forwards 0.5s;
        }

        .hero-title {
            font-family: 'Space Grotesk', sans-serif;
            font-size: clamp(3rem, 10vw, 8rem);
            font-weight: 800;
            line-height: 0.9;
            margin-bottom: 1.5rem;
            background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple), var(--neon-pink));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            opacity: 0;
            animation: fadeInUp 1s ease forwards 0.7s;
            text-shadow: 0 0 80px var(--accent-glow);
        }

        .hero-description {
            font-size: 1.2rem;
            color: var(--text-secondary);
            max-width: 600px;
            margin: 0 auto 2rem;
            line-height: 1.6;
            opacity: 0;
            animation: fadeInUp 1s ease forwards 0.9s;
        }

        .hero-cta {
            display: inline-flex;
            gap: 1.5rem;
            opacity: 0;
            animation: fadeInUp 1s ease forwards 1.1s;
        }

        .btn {
            padding: 1rem 2.5rem;
            font-size: 0.9rem;
            font-weight: 600;
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            border-radius: 0;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

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

        .btn-primary::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: var(--neon-blue);
            transition: left 0.3s ease;
            z-index: -1;
        }

        .btn-primary:hover::before {
            left: 0;
        }

        .btn-primary:hover {
            color: var(--bg-primary);
            box-shadow: 0 0 30px var(--accent-glow);
        }

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

        .btn-secondary:hover {
            border-color: var(--neon-purple);
            color: var(--neon-purple);
            box-shadow: 0 0 30px rgba(181, 55, 242, 0.3);
        }

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

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

        .scroll-indicator {
            position: absolute;
            bottom: 3rem;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 0.5rem;
            opacity: 0;
            animation: fadeInUp 1s ease forwards 1.3s;
        }

        .scroll-text {
            font-size: 0.8rem;
            color: var(--text-secondary);
            letter-spacing: 0.2em;
            text-transform: uppercase;
        }

        .scroll-line {
            width: 2px;
            height: 60px;
            background: linear-gradient(180deg, var(--neon-blue), transparent);
            animation: scrollAnimation 2s ease-in-out infinite;
        }

        @keyframes scrollAnimation {

            0%,
            100% {
                transform: translateY(0);
                opacity: 1;
            }

            50% {
                transform: translateY(20px);
                opacity: 0.3;
            }
        }

        /* Section Styles */
        section {
            min-height: 100vh;
            padding: 8rem 4rem;
            position: relative;
        }

        .section-title {
            font-family: 'Space Grotesk', sans-serif;
            font-size: clamp(2.5rem, 6vw, 5rem);
            font-weight: 700;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .section-subtitle {
            font-size: 1.2rem;
            color: var(--text-secondary);
            margin-bottom: 4rem;
            max-width: 600px;
        }

        /* Skills Section */
        #skills {
            background: var(--bg-secondary);
        }

        .skills-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-top: 4rem;
        }

        .skill-card {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 2rem;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .skill-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(0, 217, 255, 0.1), transparent);
            transition: left 0.5s ease;
        }

        .skill-card:hover::before {
            left: 100%;
        }

        .skill-card:hover {
            border-color: var(--neon-blue);
            box-shadow: 0 0 30px rgba(0, 217, 255, 0.2);
            transform: translateY(-5px);
        }

        .skill-category {
            font-size: 0.9rem;
            color: var(--neon-blue);
            text-transform: uppercase;
            letter-spacing: 0.1em;
            margin-bottom: 1rem;
        }

        .skill-name {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }

        .skill-list {
            list-style: none;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        .skill-list li::before {
            content: '▹';
            color: var(--neon-blue);
            margin-right: 0.5rem;
        }

        /* Projects Section */
        .projects-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: 3rem;
            margin-top: 4rem;
        }

        .project-card {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 2.5rem;
            position: relative;
            overflow: hidden;
            transition: all 0.4s ease;
        }

        .project-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--neon-blue), var(--neon-purple));
            transform: scaleX(0);
            transform-origin: left;
            transition: transform 0.4s ease;
        }

        .project-card:hover::after {
            transform: scaleX(1);
        }

        .project-card:hover {
            border-color: rgba(0, 217, 255, 0.3);
            box-shadow: 0 10px 40px rgba(0, 217, 255, 0.15);
            transform: translateY(-10px);
        }

        .project-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 1.5rem;
        }

        .project-type {
            font-size: 0.8rem;
            color: var(--neon-purple);
            text-transform: uppercase;
            letter-spacing: 0.1em;
        }

        .project-date {
            font-size: 0.8rem;
            color: var(--text-secondary);
        }

        .project-title {
            font-size: 1.8rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: var(--text-primary);
        }

        .project-role {
            font-size: 0.9rem;
            color: var(--neon-blue);
            margin-bottom: 1rem;
        }

        .project-description {
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .project-tech {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .tech-tag {
            font-size: 0.75rem;
            padding: 0.3rem 0.8rem;
            background: rgba(0, 217, 255, 0.1);
            color: var(--neon-blue);
            border: 1px solid rgba(0, 217, 255, 0.2);
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }

        /* Experience Timeline */
        .timeline {
            position: relative;
            max-width: 1200px;
            margin: 4rem auto;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--neon-blue), var(--neon-purple), transparent);
        }

        .timeline-item {
            margin-bottom: 4rem;
            position: relative;
        }

        .timeline-item:nth-child(odd) .timeline-content {
            margin-left: auto;
            text-align: left;
        }

        .timeline-item:nth-child(even) .timeline-content {
            margin-right: auto;
            text-align: right;
        }

        .timeline-content {
            width: 45%;
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 2rem;
            position: relative;
        }

        .timeline-dot {
            position: absolute;
            left: 50%;
            top: 0;
            width: 20px;
            height: 20px;
            background: var(--neon-blue);
            border-radius: 50%;
            transform: translateX(-50%);
            box-shadow: 0 0 20px var(--neon-blue);
            z-index: 10;
        }

        .timeline-year {
            font-size: 0.9rem;
            color: var(--neon-blue);
            text-transform: uppercase;
            letter-spacing: 0.1em;
            margin-bottom: 0.5rem;
        }

        .timeline-title {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .timeline-company {
            font-size: 1rem;
            color: var(--neon-purple);
            margin-bottom: 1rem;
        }

        .timeline-description {
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* About Section */
        #about {
            background: var(--bg-secondary);
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
            margin-top: 4rem;
        }

        .about-text {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--text-secondary);
        }

        .about-text p {
            margin-bottom: 1.5rem;
        }

        .about-highlight {
            color: var(--neon-blue);
            font-weight: 600;
        }

        .about-stats {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
        }

        .stat-card {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 2rem;
            text-align: center;
            transition: all 0.3s ease;
        }

        .stat-card:hover {
            border-color: var(--neon-blue);
            box-shadow: 0 0 30px rgba(0, 217, 255, 0.2);
        }

        .stat-number {
            font-family: 'Space Grotesk', sans-serif;
            font-size: 3rem;
            font-weight: 700;
            background: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            text-transform: uppercase;
            letter-spacing: 0.1em;
        }

        /* Contact Section */
        #contact {
            min-height: 80vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
        }

        .contact-content {
            max-width: 600px;
        }

        .contact-links {
            display: flex;
            gap: 2rem;
            justify-content: center;
            margin-top: 3rem;
        }

        .contact-link {
            font-size: 2rem;
            color: var(--text-secondary);
            transition: all 0.3s ease;
        }

        .contact-link:hover {
            color: var(--neon-blue);
            transform: translateY(-5px);
        }

        /* Grain Effect */
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
            opacity: 0.03;
            pointer-events: none;
            z-index: 9998;
        }

        /* Mobile Responsive */
        @media (max-width: 768px) {
            nav {
                padding: 1.5rem 2rem;
            }

            .nav-links {
                display: none;
            }

            section {
                padding: 4rem 2rem;
            }

            .hero-title {
                font-size: 3rem;
            }

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

            .about-content {
                grid-template-columns: 1fr;
            }

            .timeline::before {
                left: 0;
            }

            .timeline-content {
                width: calc(100% - 40px);
                margin-left: 40px !important;
                text-align: left !important;
            }

            .timeline-dot {
                left: 0;
            }

            body {
                cursor: auto;
            }

            #custom-cursor {
                display: none;
            }
        }

        /* Glitch Effect */
        @keyframes glitch {
            0% {
                text-shadow: 2px 2px var(--neon-blue), -2px -2px var(--neon-pink);
            }

            25% {
                text-shadow: -2px -2px var(--neon-blue), 2px 2px var(--neon-pink);
            }

            50% {
                text-shadow: 2px -2px var(--neon-blue), -2px 2px var(--neon-pink);
            }

            75% {
                text-shadow: -2px 2px var(--neon-blue), 2px -2px var(--neon-pink);
            }

            100% {
                text-shadow: 2px 2px var(--neon-blue), -2px -2px var(--neon-pink);
            }
        }

        .glitch:hover {
            animation: glitch 0.3s infinite;
        }

        /* Certificates Section */
        #certificates {
            background: var(--bg-secondary);
        }

        .certificates-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin-top: 4rem;
        }

        .cert-card {
            background: rgba(255, 255, 255, 0.02);
            border: 1px solid rgba(255, 255, 255, 0.05);
            padding: 2rem;
            display: flex;
            gap: 1.5rem;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .cert-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(181, 55, 242, 0.1), transparent);
            transition: left 0.5s ease;
        }

        .cert-card:hover::before {
            left: 100%;
        }

        .cert-card:hover {
            border-color: var(--neon-purple);
            box-shadow: 0 0 30px rgba(181, 55, 242, 0.2);
            transform: translateY(-5px);
        }

        .cert-icon {
            font-size: 3rem;
            flex-shrink: 0;
            filter: grayscale(0.3);
        }

        .cert-content {
            flex: 1;
        }

        .cert-title {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--text-primary);
        }

        .cert-issuer {
            font-size: 0.9rem;
            color: var(--neon-purple);
            margin-bottom: 0.3rem;
        }

        .cert-date {
            font-size: 0.8rem;
            color: var(--text-secondary);
            margin-bottom: 0.8rem;
        }

        .cert-description {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .add-cert-guide {
            margin-top: 4rem;
            padding: 2rem;
            background: rgba(0, 217, 255, 0.05);
            border: 1px solid rgba(0, 217, 255, 0.2);
            border-radius: 4px;
        }

        .add-cert-guide h3 {
            color: var(--neon-blue);
            margin-bottom: 1rem;
            font-size: 1.2rem;
        }

        .add-cert-guide p {
            color: var(--text-secondary);
            margin-bottom: 1rem;
        }

        .add-cert-guide code {
            background: rgba(0, 0, 0, 0.3);
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
            color: var(--neon-blue);
            font-family: 'Courier New', monospace;
        }

        .add-cert-guide pre {
            background: rgba(0, 0, 0, 0.5);
            padding: 1rem;
            border-radius: 4px;
            overflow-x: auto;
            margin-top: 1rem;
        }

        .add-cert-guide pre code {
            background: none;
            padding: 0;
            color: var(--text-primary);
            font-size: 0.85rem;
            line-height: 1.6;
        }

        .cert-template {
            border: 2px dashed var(--neon-blue);
            background: rgba(0, 217, 255, 0.03);
        }

        /* Mobile Responsive for Certificates */
        @media (max-width: 768px) {
            .certificates-container {
                grid-template-columns: 1fr;
            }

            .cert-card {
                flex-direction: column;
                text-align: center;
            }

            .cert-icon {
                font-size: 2.5rem;
            }

            .add-cert-guide {
                padding: 1.5rem;
            }

            .add-cert-guide pre {
                font-size: 0.75rem;
            }
        }