:root {
        --primary-color: #6366f1;
        --primary-dark: #4f46e5;
        --secondary-color: #1f2937;
        --text-dark: #111827;
        --text-light: #6b7280;
        --white: #ffffff;
        --gray-50: #f9fafb;
        --gray-100: #f3f4f6;
        --gray-800: #1f2937;
        --gray-900: #111827;
        --shadow: 0 10px 25px -3px rgba(0, 0, 0, 0.1);
        --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
        --transition: all 0.3s ease;
    }
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        font-family: 'Inter', sans-serif;
        line-height: 1.6;
        color: var(--text-dark);
        background: var(--white);
        overflow-x: hidden;
    }
    /* Header */
    .header {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        z-index: 1000;
        transition: var(--transition);
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    }
    .nav {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 1rem 2rem;
        max-width: 1200px;
        margin: 0 auto;
    }
    .logo {
        font-size: 1.5rem;
        font-weight: 700;
        color: var(--primary-color);
        text-decoration: none;
    }
    .nav-menu {
        display: flex;
        list-style: none;
        gap: 2rem;
    }
    .nav-link {
        text-decoration: none;
        color: var(--text-dark);
        font-weight: 500;
        position: relative;
        transition: var(--transition);
    }
    .nav-link:hover,
    .nav-link.active {
        color: var(--primary-color);
    }
    .nav-link::after {
        content: '';
        position: absolute;
        width: 0;
        height: 2px;
        bottom: -5px;
        left: 0;
        background: var(--primary-color);
        transition: var(--transition);
    }
    .nav-link:hover::after,
    .nav-link.active::after {
        width: 100%;
    }
    .theme-toggle {
        background: none;
        border: none;
        font-size: 1.5rem;
        cursor: pointer;
        color: var(--text-dark);
        transition: var(--transition);
    }
    .theme-toggle:hover {
        color: var(--primary-color);
    }
    .mobile-menu {
        display: none;
        background: none;
        border: none;
        font-size: 1.5rem;
        cursor: pointer;
    }
    /* Hero Section */
    .hero {
        min-height: 100vh;
        display: flex;
        align-items: center;
        padding: 2rem;
        background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
        position: relative;
        overflow: hidden;
    }
    .hero::before {
        content: '';
        position: absolute;
        top: 0;
        right: 0;
        width: 50%;
        height: 100%;
        background: linear-gradient(45deg, var(--primary-color), var(--primary-dark));
        opacity: 0.05;
        transform: skewX(-15deg);
        transform-origin: top;
    }
    .hero-content {
        max-width: 1200px;
        margin: 0 auto;
        display: grid;
        grid-template-columns: 1fr;
        gap: 2rem;
        align-items: center;
    }
    .hero-text h1 {
        font-size: 3.5rem;
        font-weight: 700;
        margin-top: 2.5rem;
        margin-bottom: 1rem;
        background: linear-gradient(135deg, var(--text-dark), var(--primary-color));
        background-clip: text;
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        animation: fadeInUp 1s ease;
    }
    .hero-text .highlight {
        color: var(--primary-color);
    }
    .hero-text p {
        font-size: 1.25rem;
        color: var(--text-light);
        margin-bottom: 2rem;
        max-width: 500px;
        animation: fadeInUp 1s ease 0.2s both;
    }
    .cta-buttons {
        display: flex;
        gap: 1rem;
        animation: fadeInUp 1s ease 0.4s both;
    }
    .btn {
        padding: 1rem 2rem;
        border-radius: 50px;
        text-decoration: none;
        font-weight: 600;
        transition: var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }
    .btn-primary {
        background: var(--primary-color);
        color: var(--white);
        box-shadow: var(--shadow);
    }
    .btn-primary:hover {
        background: var(--primary-dark);
        transform: translateY(-2px);
        box-shadow: var(--shadow-lg);
    }
    .btn-secondary {
        background: var(--white);
        color: var(--text-dark);
        border: 2px solid var(--gray-100);
    }
    .btn-secondary:hover {
        background: var(--gray-50);
        transform: translateY(-2px);
    }
    .social-links {
        display: flex;
        gap: 1rem;
        margin-top: 2rem;
        animation: fadeInUp 1s ease 0.6s both;
    }
    .social-link {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 50px;
        height: 50px;
        background: var(--white);
        border-radius: 50%;
        color: var(--text-dark);
        text-decoration: none;
        box-shadow: var(--shadow);
        transition: var(--transition);
    }
    .social-link:hover {
        background: var(--primary-color);
        color: var(--white);
        transform: translateY(-2px);
    }
    /* About Section */
    .section {
        padding: 5rem 2rem;
        max-width: 1200px;
        margin: 0 auto;
    }
    .section-title {
        text-align: center;
        font-size: 2.5rem;
        font-weight: 700;
        margin-bottom: 3rem;
        position: relative;
    }
    .section-title::after {
        content: '';
        position: absolute;
        bottom: -10px;
        left: 50%;
        transform: translateX(-50%);
        width: 60px;
        height: 4px;
        background: var(--primary-color);
        border-radius: 2px;
    }
    .about-content {
        display: grid;
        grid-template-columns: 1fr;
        gap: 3rem;
        align-items: center;
    }
    .about-text h3 {
        font-size: 1.5rem;
        margin-bottom: 1rem;
        color: var(--primary-color);
    }
    .about-text p {
        color: var(--text-light);
        margin-bottom: 2rem;
        font-size: 1.1rem;
    }
    .about-details {
        list-style: none;
    }
    .about-details li {
        margin-bottom: 0.5rem;
        display: flex;
        align-items: center;
    }
    .about-details li strong {
        color: var(--text-dark);
        margin-right: 1rem;
        min-width: 100px;
    }
    /* Skills Section */
    .skills-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 2rem;
        margin-top: 2rem;
    }
    .skill-category h3 {
        font-size: 1.25rem;
        margin-bottom: 1.5rem;
        color: var(--primary-color);
    }
    .skills-list {
        list-style: none;
        display: grid;
        gap: 1rem;
    }
    .skill-item {
        display: flex;
        align-items: center;
        padding: 1rem;
        background: var(--white);
        border-radius: 10px;
        box-shadow: var(--shadow);
        transition: var(--transition);
    }
    .skill-item:hover {
        transform: translateY(-2px);
        box-shadow: var(--shadow-lg);
    }
    .skill-icon {
        font-size: 2rem;
        margin-right: 1rem;
        color: var(--primary-color);
    }
    /* Projects Section */
    .projects {
        background: var(--gray-50);
    }
    .projects-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 2rem;
        margin-top: 2rem;
    }
    .project-card {
        background: var(--white);
        border-radius: 15px;
        overflow: hidden;
        box-shadow: var(--shadow);
        transition: var(--transition);
    }
    .project-card:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-lg);
    }
    .project-image {
        width: 100%;
        height: 200px;
        background: linear-gradient(45deg, var(--primary-color), var(--primary-dark));
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--white);
        font-size: 3rem;
    }
    .project-content {
        padding: 1.5rem;
    }
    .project-content h3 {
        font-size: 1.25rem;
        margin-bottom: 0.5rem;
        color: var(--text-dark);
    }
    .project-content p {
        color: var(--text-light);
        margin-bottom: 1rem;
    }
    .project-link {
        color: var(--primary-color);
        text-decoration: none;
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
    }
    .project-link:hover {
        color: var(--primary-dark);
    }
    /* Contact Section */
    .contact-content {
        max-width: 600px;
        margin: 0 auto;
    }
    .contact-form {
        display: grid;
        gap: 1.5rem;
    }
    .form-group {
        display: grid;
        gap: 0.5rem;
    }
    .form-group label {
        font-weight: 600;
        color: var(--text-dark);
    }
    .form-control {
        padding: 1rem;
        border: 2px solid var(--gray-100);
        border-radius: 10px;
        font-size: 1rem;
        transition: var(--transition);
    }
    .form-control:focus {
        outline: none;
        border-color: var(--primary-color);
    }
    .form-control[rows] {
        min-height: 120px;
        resize: vertical;
    }
    /* Footer */
    .footer {
        background: var(--gray-900);
        color: var(--white);
        text-align: center;
        padding: 2rem;
    }
    .footer p {
        margin-bottom: 1rem;
    }
    .footer-social {
        display: flex;
        justify-content: center;
        gap: 1rem;
        margin-bottom: 1rem;
    }
    .footer-social a {
/*         color: var(--white); */
        color: #fff !important;
        font-size: 1.5rem;
        transition: var(--transition);
    }
    .footer-social a:hover {
        color: var(--primary-color);
    }
    .dark-mode .footer p {
        color: #fff !important;
    }
    /* Dark Mode */
    .dark-mode {
        --white: #111827;
        --gray-50: #1f2937;
        --gray-100: #374151;
        --text-dark: #f9fafb;
        --text-light: #d1d5db;
        --gray-900: #000000;
    }
    .dark-mode .header {
        background: rgba(17, 24, 39, 0.95);
        border-bottom-color: rgba(255, 255, 255, 0.1);
    }
    .dark-mode .hero::before {
        opacity: 0.1;
    }
    /* Animations */
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(30px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    .fade-in {
        opacity: 0;
        transform: translateY(30px);
        transition: all 0.6s ease;
    }
    .fade-in.visible {
        opacity: 1;
        transform: translateY(0);
    }
    /* Responsive */
    @media (max-width: 768px) {
        .nav-menu {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            flex-direction: column;
            padding: 2rem;
            box-shadow: var(--shadow);
        }
        .nav-menu.active {
            display: flex;
        }
        .mobile-menu {
            display: block;
        }
        .hero-text h1 {
            font-size: 2.5rem;
        }
        .about-content {
            text-align: center;
        }
        .cta-buttons {
            flex-direction: column;
        }
        .social-links {
            justify-content: center;
        }
    }
    @media (min-width: 768px) {
        .hero-content {
            grid-template-columns: 1fr 1fr;
        }
        .about-content {
            grid-template-columns: 1fr 1fr;
        }
    }