:root {
            --primary: #2563eb;
            --test:#15181f;
            --test2:#080a0c;
            --primary-dark: #1d4ed8;
            --secondary: #4f46e5;
            --dark: #1e293b;
            --light: #f8fafc;
            --gray: #64748b;
            --accent: #0ea5e9;
            --transition: all 0.3s ease;
            --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
            --radius: 8px;
        }
        
        /* Base Styles */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        html {
            scroll-behavior: smooth;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--light);
            background-color: var(--test);
            overflow-x: hidden;
        }
        
        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        section {
            padding: 5rem 0;
        }
        
        h1, h2, h3 {
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        
        p {
            margin-bottom: 1.5rem;
        }
        
        img {
            max-width: 100%;
        }
        
        a {
            text-decoration: none;
            color: var(--primary);
            transition: var(--transition);
        }
        
        .btn {
            display: inline-block;
            padding: 0.8rem 1.8rem;
            background: var(--primary);
            color: white;
            border-radius: var(--radius);
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
        }
        
        .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 3rem;
            position: relative;
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--primary);
            border-radius: 2px;
        }
        
        /* Navigation */
        .nav-bar {
            position: fixed;
            top: 0;
            width: 100%;
            display: flex;
            justify-content: center;
            background-color: var(--test2);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            padding: 1.2rem 0;
            z-index: 1000;
            transition: var(--transition);
        }
        
        .nav-bar.scrolled {
            padding: 0.8rem 0;
        }
        
        .nav-bar a {
            text-decoration: none;
            color: var(--light);
            font-weight: 500;
            margin: 0 1.5rem;
            padding: 0.5rem 0;
            position: relative;
            transition: var(--transition);
        }
        
        .nav-bar a:hover {
            color: var(--primary);
        }
        
        .nav-bar a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary);
            transition: var(--transition);
        }
        
        .nav-bar a:hover::after {
            width: 100%;
        }
        
        /* Hero Section */
        .hero {
            height: 100vh;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(79, 70, 229, 0.1) 100%);
            position: relative;
            overflow: hidden;
        }
        
        .hero::before {
            content: '';
            position: absolute;
            top: -100px;
            right: -100px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.2) 0%, rgba(79, 70, 229, 0.2) 100%);
        }
        
        .hero::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -100px;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.15) 0%, rgba(79, 70, 229, 0.15) 100%);
        }
        
        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 800px;
        }
        
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
            color: var(--primary);
        }
        
        .hero p {
            font-size: 1.2rem;
            color: var(--gray);
            margin-bottom: 2.5rem;
        }
        
        /* About Section */
        .about {
            background-color: var(--test2);
        }
        
        .about-content {
            display: flex;
            flex-wrap: wrap;
            gap: 3rem;
            align-items: center;
        }
        
        .about-text {
            flex: 1;
            min-width: 300px;
        }
        
        .about-image {
            flex: 1;
            min-width: 300px;
            text-align: center;
        }
        
        .about-image img {
            max-width: 100%;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        
        /* Skills Section */
        .skills {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(79, 70, 229, 0.05) 100%);
        }
        
        .skills-container {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .skill-item {
            margin-bottom: 1.8rem;
        }
        
        .skill-name {
            display: flex;
            justify-content: space-between;
            margin-bottom: 0.5rem;
            font-weight: 500;
        }
        
        .skill-bar {
            height: 10px;
            background-color: #e2e8f0;
            border-radius: 10px;
            overflow: hidden;
        }
        
        .skill-progress {
            height: 100%;
            border-radius: 10px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            position: relative;
            transition: width 1.5s ease;
        }
        
        /* Projects Section */
        .projects {
            background-color: var(--test2);
        }
        
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 2rem;
        }
        
        .project-card {
            background: var(--test2);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
            transition: var(--transition);
        }
        
        .project-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }
        
        .project-img {
            height: 200px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 3rem;
        }
        
        .project-content {
            padding: 1.5rem;
        }
        
        .project-content h3 {
            margin-bottom: 0.5rem;
        }
        
        /* Certificates Section */
        .certificates {
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(79, 70, 229, 0.05) 100%);
        }
        
        .certificates-container {
            max-width: 1000px;
            margin: 0 auto;
        }
        
        .certificate-item {
            display: flex;
            margin-bottom: 2rem;
            background:var(--test2);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
        }
        
        .certificate-img {
            width: 400px;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 2rem;
        }
        
        .certificate-content {
            padding: 1.5rem;
            flex: 1;
        }
        
        /* Contact Section */
        .contact {
            background-color:var(--test2);
        }
        
        .contact-container {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }
        
        .contact-links {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-top: 2rem;
        }
        
        .contact-link {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.8rem 1.5rem;
            background: var(--test2);
            border-radius: var(--radius);
            transition: var(--transition);
        }
        
        .contact-link:hover {
            background: var(--primary);
            color: white;
        }
        
        /* Footer */
        footer {
            background-color: var(--dark);
            color: white;
            text-align: center;
            padding: 3rem 0;
        }
        
        .social-links {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            margin-bottom: 1.5rem;
        }
        
        .social-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 50px;
            height: 50px;
            background-color: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            color:var(--test2);
            font-size: 1.5rem;
            transition: var(--transition);
        }
        
        .social-link:hover {
            background-color: var(--primary);
            transform: translateY(-3px);
        }
        
        .copyright {
            opacity: 0.8;
            font-size: 0.9rem;
        }
        
        /* Responsive Design */
        @media (max-width: 768px) {
            .nav-bar {
                flex-wrap: wrap;
                padding: 1rem;
            }
            
            .nav-bar a {
                margin: 0 0.8rem;
                font-size: 0.9rem;
            }
            
            .hero h1 {
                font-size: 2.5rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            section {
                padding: 4rem 0;
            }
            
            .about-content {
                flex-direction: column;
            }
            
            .certificate-item {
                flex-direction: column;
            }
            
            .certificate-img {
                width: 100%;
                height: 150px;
            }
        }
        
        @media (max-width: 480px) {
            .nav-bar a {
                margin: 0 0.5rem;
                font-size: 0.8rem;
            }
            
            .hero h1 {
                font-size: 2rem;
            }
            
            .contact-links {
                flex-direction: column;
                align-items: center;
            }
        }
        
        /* Animation for skill bars */
        @keyframes slideIn {
            from {
                width: 0;
            }
        }
        
        .skill-progress {
            animation: slideIn 1.5s ease-out forwards;
        }