:root {
            --primary-color: #2563eb;
            --secondary-color: #3b82f6;
            --dark-bg: #1e293b;
            --darker-bg: #0f172a;
            --light-text: #f8fafc;
            --gray-text: #e2e8f0;
            --accent-color: #f59e0b;
            --card-bg: #334155;
            --transition: all 0.3s ease;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
        }

        body {
            background-color: var(--dark-bg);
            color: var(--light-text);
            line-height: 1.6;
        }

        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header Styles */
        header {
            background-color: var(--darker-bg);
            padding: 20px 0;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--light-text);
            text-decoration: none;
            display: flex;
            align-items: center;
        }

        .logo span {
            color: var(--primary-color);
        }

        .logo i {
            margin-right: 10px;
            color: var(--accent-color);
        }

        nav ul {
            display: flex;
            list-style: none;
        }

        nav ul li {
            margin-left: 30px;
        }

        nav ul li a {
            color: var(--gray-text);
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }

        nav ul li a:hover {
            color: var(--primary-color);
        }

        nav ul li a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            background: var(--primary-color);
            bottom: -5px;
            left: 0;
            transition: var(--transition);
        }

        nav ul li a:hover::after {
            width: 100%;
        }

        .theme-toggle {
            background: var(--card-bg);
            border: none;
            color: var(--light-text);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-left: 20px;
            transition: var(--transition);
        }

        .theme-toggle:hover {
            background: var(--primary-color);
        }

        .mobile-menu {
            display: none;
            font-size: 24px;
            cursor: pointer;
        }

        /* Hero Section */
        .hero {
            height: 100vh;
            display: flex;
            align-items: center;
            background: linear-gradient(rgba(30, 41, 59, 0.9), rgba(30, 41, 59, 0.9)), url('https://images.unsplash.com/photo-1467232004584-a241de8bcf5d?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1469&q=80') no-repeat center center/cover;
            padding-top: 80px;
        }

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

        .hero h1 {
            font-size: 48px;
            margin-bottom: 20px;
            line-height: 1.2;
            color: #f8fafc;
        }

        .hero p {
            font-size: 18px;
            margin-bottom: 30px;
            color: var(--gray-text);
            color: #f8fafc;
        }

        .btn {
            display: inline-block;
            background: var(--primary-color);
            color: var(--light-text);
            padding: 12px 30px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 600;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            
        }

        .btn:hover {
            background: var(--secondary-color);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
             
            
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--primary-color);
            margin-left: 15px;
            color: #f8fafc;
        }

        .btn-outline:hover {
            background: var(--primary-color);
            
        }

        /* Services Section */
        .section {
            padding: 100px 0;
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 36px;
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }

        .section-title h2::after {
            content: '';
            position: absolute;
            width: 50px;
            height: 3px;
            background: var(--primary-color);
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
        }

        .section-title p {
            color: var(--gray-text);
            max-width: 700px;
            margin: 0 auto;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: var(--card-bg);
            padding: 30px;
            border-radius: 10px;
            transition: var(--transition);
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
        }

        .service-icon {
            font-size: 40px;
            color: var(--primary-color);
            margin-bottom: 20px;
            width: 70px;
            height: 70px;
            background: rgba(37, 99, 235, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
        }

        .service-card h3 {
            font-size: 22px;
            margin-bottom: 15px;
        }

        .service-card p {
            color: var(--gray-text);
            margin-bottom: 20px;
        }

        /* About Section */
        .about {
            background: var(--darker-bg);
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .about-image img {
            width: 100%;
            border-radius: 10px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }

        .about-text h2 {
            font-size: 36px;
            margin-bottom: 20px;
        }

        .about-text p {
            margin-bottom: 20px;
            color: var(--gray-text);
        }

        .stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 40px;
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-size: 40px;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 5px;
        }

        .stat-label {
            color: var(--gray-text);
            font-size: 14px;
        }

        /* Testimonials */
        .testimonials {
            background: var(--darker-bg);
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .testimonial-card {
            background: var(--card-bg);
            padding: 30px;
            border-radius: 10px;
            position: relative;
        }

        .testimonial-card .quote {
            font-size: 16px;
            color: var(--gray-text);
            margin-bottom: 20px;
            font-style: italic;
        }

        .client-info {
            display: flex;
            align-items: center;
        }

        .client-img {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            overflow: hidden;
            margin-right: 15px;
        }

        .client-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .client-name {
            font-weight: 600;
        }

        .client-title {
            color: var(--gray-text);
            font-size: 14px;
        }

        /* Contact Section */
        .contact-form {
            background: var(--card-bg);
            padding: 40px;
            border-radius: 10px;
            max-width: 800px;
            margin: 0 auto;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .form-control {
            width: 100%;
            padding: 12px 15px;
            background: var(--darker-bg);
            border: 1px solid #444;
            border-radius: 5px;
            color: var(--light-text);
            font-size: 16px;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary-color);
        }

        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }

        .contact-info {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-top: 50px;
        }

        .info-card {
            background: var(--card-bg);
            padding: 30px;
            border-radius: 10px;
            text-align: center;
            transition: var(--transition);
        }

        .info-card:hover {
            transform: translateY(-5px);
        }

        .info-icon {
            font-size: 30px;
            color: var(--primary-color);
            margin-bottom: 15px;
        }

        .info-card h3 {
            margin-bottom: 10px;
        }

        .info-card p {
            color: var(--gray-text);
        }

        /* Footer */
        footer {
            background: var(--darker-bg);
            padding: 60px 0 20px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-column h3 {
            font-size: 20px;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-column h3::after {
            content: '';
            position: absolute;
            width: 40px;
            height: 2px;
            background: var(--primary-color);
            bottom: 0;
            left: 0;
        }

        .footer-column p,a {
            color: var(--gray-text);
            margin-bottom: 15px;
            transition: var(--transition);
        }

        .footer-links li {
            margin-bottom: 10px;
            list-style: none;
        }

        .footer-links a {
            color: var(--gray-text);
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--primary-color);
            padding-left: 5px;
        }

        .social-links {
            display: flex;
            gap: 15px;
        }

        .social-links a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--card-bg);
            border-radius: 50%;
            color: var(--light-text);
            transition: var(--transition);
        }

        .social-links a:hover {
            background: var(--primary-color);
            transform: translateY(-3px);
        }

        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #444;
            color: var(--gray-text);
            font-size: 14px;
        }

        /* Responsive Styles */
        @media (max-width: 992px) {
            .about-content {
                grid-template-columns: 1fr;
            }

            .about-image {
                order: -1;
            }
        }

        @media (max-width: 768px) {
            nav ul {
                display: none;
            }

            .mobile-menu {
                display: block;
            }

            .hero h1 {
                font-size: 36px;
            }

            .hero p {
                font-size: 16px;
            }

            .btn {
                padding: 10px 20px;
            }

            .section-title h2 {
                font-size: 30px;
            }

            .stats {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 576px) {
            .hero {
                text-align: center;
            }

            .hero-buttons {
                display: flex;
                flex-direction: column;
                gap: 15px;
            }

            .btn-outline {
                margin-left: 0;
            }

            .contact-form {
                padding: 20px;
            }
        }

        /* Light Theme */
        body.light-theme {
            --dark-bg: #f8fafc;
            --darker-bg: #e2e8f0;
            --light-text: #1e293b;
            --gray-text: #64748b;
            --card-bg: #ffffff;
        }