:root {
            --primary: #0ea5e9;
            --secondary: #7e22ce;
            --dark: #0f172a;
            --darker: #020617;
            --light: #f1f5f9;
            --gray: #64748b;
            --success: #22c55e;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        html {
            scroll-behavior: smooth;
        }
        
        body {
            font-family: 'Poppins', sans-serif;
            background-color: var(--darker);
            color: var(--light);
            line-height: 1.6;
            overflow-x: hidden;
        }
        
        a {
            text-decoration: none;
            color: var(--primary);
            transition: all 0.3s ease;
        }
        
        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        
        /* Header & Navigation */
        header {
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            background-color: rgba(2, 6, 23, 0.8);
            backdrop-filter: blur(10px);
            padding: 20px 0;
            transition: all 0.3s ease;
        }
        
        header.scrolled {
            padding: 15px 0;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
        }
        
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--light);
            display: flex;
            align-items: center;
        }
        
        .logo span {
            color: var(--primary);
        }
        
        .nav-links {
            display: flex;
            list-style: none;
        }
        
        .nav-links li {
            margin-left: 30px;
        }
        
        .nav-links a {
            color: var(--light);
            font-weight: 500;
            position: relative;
        }
        
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary);
            transition: width 0.3s ease;
        }
        
        .nav-links a:hover::after {
            width: 100%;
        }
        
        .menu-btn {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--light);
        }
        
        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: 100px 0 50px;
            position: relative;
            overflow: hidden;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(var(--primary), transparent);
            opacity: 0.1;
            animation: pulse 8s infinite alternate;
        }
        
        .hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -100px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(var(--secondary), transparent);
            opacity: 0.1;
            animation: pulse 6s infinite alternate;
        }
        
        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
        }
        
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        
        .hero h1 span {
            color: var(--primary);
        }
        
        .typing-text {
            font-size: 2rem;
            margin-bottom: 25px;
            color: var(--primary);
            min-height: 2.5rem;
        }
        
        .hero p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            color: var(--gray);
            max-width: 600px;
        }
        
        .btn {
            display: inline-block;
            padding: 12px 30px;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            color: white;
            border-radius: 30px;
            font-weight: 500;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
        }
        
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(14, 165, 233, 0.4);
        }
        
        /* Sections Common Styles */
        section {
            padding: 100px 0;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 60px;
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.8s ease;
        }
        
        .section-title.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .section-title h2 {
            font-size: 2.5rem;
            margin-bottom: 20px;
            position: relative;
            display: inline-block;
        }
        
        .section-title h2::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            border-radius: 2px;
        }
        
        /* About Section */
        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.8s ease;
        }
        
        .about-content.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .about-img {
            position: relative;
        }
        
        .about-img::before {
            content: '';
            position: absolute;
            top: -20px;
            left: -20px;
            width: 100%;
            height: 100%;
            border: 3px solid var(--primary);
            border-radius: 10px;
            z-index: -1;
            transition: all 0.3s ease;
        }
        
        .about-img:hover::before {
            top: 0;
            left: 0;
        }
        
        .about-img img {
            width: 100%;
            border-radius: 10px;
            filter: grayscale(0.3);
            transition: all 0.5s ease;
        }
        
        .about-img:hover img {
            filter: grayscale(0);
        }
        
        .about-text h3 {
            font-size: 2rem;
            margin-bottom: 20px;
        }
        
        .about-text p {
            margin-bottom: 15px;
            color: var(--gray);
        }
        
        .info-list {
            list-style: none;
            margin-top: 30px;
        }
        
        .info-list li {
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .info-list li strong {
            min-width: 100px;
            display: inline-block;
            color: var(--light);
        }
        
        .info-list li span {
            color: var(--gray);
        }
        
        /* Skills Section */
        .skills-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .skill-item {
            background-color: rgba(15, 23, 42, 0.5);
            padding: 30px;
            border-radius: 10px;
            transition: all 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.05);
            opacity: 0;
            transform: translateY(20px);
        }
        
        .skill-item.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .skill-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
            border-color: var(--primary);
        }
        
        .skill-item h3 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
        }
        
        .skill-item h3 i {
            margin-right: 10px;
            color: var(--primary);
        }
        
        .skill-progress {
            height: 10px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 5px;
            overflow: hidden;
            position: relative;
        }
        
        .progress-bar {
            height: 100%;
            border-radius: 5px;
            background: linear-gradient(45deg, var(--primary), var(--secondary));
            position: relative;
            width: 0;
            transition: width 1.5s ease-in-out;
        }
        
        /* Projects Section */
        .projects-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 30px;
        }
        
        .project-card {
            background-color: rgba(15, 23, 42, 0.5);
            border-radius: 10px;
            overflow: hidden;
            transition: all 0.3s ease;
            border: 1px solid rgba(255, 255, 255, 0.05);
            opacity: 0;
            transform: translateY(20px);
        }
        
        .project-card.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .project-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
            border-color: var(--primary);
        }
        
        .project-img {
            height: 200px;
            overflow: hidden;
        }
        
        .project-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: all 0.5s ease;
        }
        
        .project-card:hover .project-img img {
            transform: scale(1.1);
        }
        
        .project-content {
            padding: 25px;
        }
        
        .project-content h3 {
            font-size: 1.5rem;
            margin-bottom: 15px;
        }
        
        .project-content p {
            color: var(--gray);
            margin-bottom: 20px;
        }
        
        .project-tags {
            display: flex;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        
        .project-tags span {
            background-color: rgba(14, 165, 233, 0.1);
            color: var(--primary);
            padding: 5px 10px;
            border-radius: 20px;
            font-size: 0.8rem;
            margin-right: 10px;
            margin-bottom: 10px;
        }
        
        .project-links a {
            margin-right: 15px;
            font-size: 1.2rem;
        }
        
        .project-links a:hover {
            color: var(--primary);
        }
        
        /* Experience Section - Fixed for Mobile */
        .timeline {
            position: relative;
            max-width: 1000px;
            margin: 0 auto;
        }
        
        .timeline::after {
            content: '';
            position: absolute;
            width: 6px;
            background-color: var(--primary);
            top: 0;
            bottom: 0;
            left: 50%;
            margin-left: -3px;
            border-radius: 3px;
        }
        
        .timeline-item {
            padding: 10px 40px;
            position: relative;
            width: 50%;
            opacity: 0;
            transform: translateY(50px);
            transition: all 0.8s ease;
        }
        
        .timeline-item.visible {
            opacity: 1;
            transform: translateY(0);
        }
        
        .timeline-item:nth-child(odd) {
            left: 0;
        }
        
        .timeline-item:nth-child(even) {
            left: 50%;
        }
        
        .timeline-content {
            padding: 20px;
            background-color: rgba(15, 23, 42, 0.5);
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: all 0.3s ease;
        }
        
        .timeline-content:hover {
            border-color: var(--primary);
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        }
        
        .timeline-date {
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 10px;
        }
        
        .timeline-content h3 {
            font-size: 1.3rem;
            margin-bottom: 10px;
        }
        
        .timeline-content p {
            color: var(--gray);
        }
        
        .timeline-item::after {
            content: '';
            position: absolute;
            width: 25px;
            height: 25px;
            background-color: var(--primary);
            border: 4px solid var(--darker);
            border-radius: 50%;
            top: 20px;
            z-index: 1;
        }
        
        .timeline-item:nth-child(odd)::after {
            right: -13px;
        }
        
        .timeline-item:nth-child(even)::after {
            left: -13px;
        }
        
        /* Footer */
        footer {
            background-color: var(--dark);
            padding: 60px 0 30px;
            text-align: center;
        }
        
        .social-links {
            display: flex;
            justify-content: center;
            margin-bottom: 30px;
        }
        
        .social-links a {
            width: 50px;
            height: 50px;
            background-color: rgba(255, 255, 255, 0.05);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 10px;
            font-size: 1.5rem;
            transition: all 0.3s ease;
        }
        
        .social-links a:hover {
            background-color: var(--primary);
            transform: translateY(-5px);
            color: white;
        }
        
        .copyright {
            color: var(--gray);
            font-size: 0.9rem;
        }
        
        /* Animations */
        @keyframes pulse {
            0% {
                transform: scale(1);
                opacity: 0.1;
            }
            50% {
                transform: scale(1.1);
                opacity: 0.15;
            }
            100% {
                transform: scale(1);
                opacity: 0.1;
            }
        }
        
        @keyframes typing {
            from { width: 0 }
            to { width: 100% }
        }
        
        @keyframes blink {
            50% { border-color: transparent }
        }
        
        /* Responsive Design */
        @media (max-width: 992px) {
            .hero h1 {
                font-size: 2.8rem;
            }
            
            .typing-text {
                font-size: 1.8rem;
            }
            
            .about-content {
                grid-template-columns: 1fr;
            }
            
            /* Timeline adjustments for tablet */
            .timeline::after {
                left: 31px;
            }
            
            .timeline-item {
                width: 100%;
                padding-left: 70px;
                padding-right: 25px;
            }
            
            .timeline-item:nth-child(even) {
                left: 0;
            }
            
            .timeline-item::after {
                left: 18px;
            }
            
            .timeline-item:nth-child(odd)::after {
                right: auto;
            }
        }
        
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background-color: var(--dark);
                flex-direction: column;
                align-items: center;
                justify-content: center;
                transition: all 0.5s ease;
            }
            
            .nav-links.active {
                left: 0;
            }
            
            .nav-links li {
                margin: 15px 0;
            }
            
            .menu-btn {
                display: block;
            }
            
            .hero h1 {
                font-size: 2.5rem;
            }
            
            .typing-text {
                font-size: 1.5rem;
            }
            
            .section-title h2 {
                font-size: 2rem;
            }
            
            /* Timeline adjustments for mobile */
            .timeline::after {
                left: 20px;
            }
            
            .timeline-item {
                width: 100%;
                padding-left: 50px;
                padding-right: 25px;
            }
            
            .timeline-item::after {
                left: 6px;
            }
        }
        
        @media (max-width: 576px) {
            .hero h1 {
                font-size: 2rem;
            }
            
            .projects-container {
                grid-template-columns: 1fr;
            }
            
            .skill-item, .project-card {
                padding: 20px;
            }
            
            /* Further timeline adjustments for small mobile */
            .timeline::after {
                left: 15px;
            }
            
            .timeline-item {
                padding-left: 40px;
                padding-right: 15px;
            }
        }