:root {
            --bg-primary: #0a0e27;
            --bg-secondary: #151932;
            --bg-card: #1e2140;
            --text-primary: #ffffff;
            --text-secondary: #a0a9c9;
            --accent-cyan: #00ffff;
            --accent-blue: #0a84ff;
            --accent-purple: #5e5ce6;
            --gradient-primary: linear-gradient(135deg, #0a84ff, #5e5ce6);
            --gradient-secondary: linear-gradient(135deg, #00ffff, #0a84ff);
            --shadow-glow: 0 0 20px rgba(0, 255, 255, 0.5);
            --transition: all 0.3s ease;
        }

        [data-theme="light"] {
            --bg-primary: #f5f7fa;
            --bg-secondary: #ffffff;
            --bg-card: #ffffff;
            --text-primary: #1a1f36;
            --text-secondary: #4a5568;
            --accent-cyan: #00a8cc;
            --accent-blue: #0a84ff;
            --accent-purple: #5e5ce6;
            --gradient-primary: linear-gradient(135deg, #0a84ff, #5e5ce6);
            --gradient-secondary: linear-gradient(135deg, #00a8cc, #0a84ff);
            --shadow-glow: 0 0 15px rgba(0, 168, 204, 0.3);
        }

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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            overflow-x: hidden;
            transition: var(--transition);
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header Styles */
        header {
            background-color: var(--bg-secondary);
            padding: 15px 0;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(0, 255, 255, 0.1);
        }

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

        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            display: flex;
            align-items: center;
            background: var(--gradient-secondary);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

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

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

        nav ul li {
            margin-left: 25px;
        }

        nav ul li a {
            color: var(--text-secondary);
            text-decoration: none;
            font-weight: 500;
            transition: var(--transition);
            position: relative;
            padding: 5px 0;
        }

        nav ul li a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gradient-secondary);
            transition: width 0.3s ease;
        }

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

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

        .header-actions {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .theme-toggle {
            background: transparent;
            border: 1px solid var(--accent-cyan);
            color: var(--accent-cyan);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .theme-toggle:hover {
            background-color: rgba(0, 255, 255, 0.1);
            box-shadow: var(--shadow-glow);
        }

        .cta-button {
            background: var(--gradient-secondary);
            color: var(--bg-primary);
            border: none;
            padding: 10px 20px;
            border-radius: 25px;
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1rem;
            position: relative;
            overflow: hidden;
        }

        .cta-button::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: rgba(255, 255, 255, 0.2);
            transition: left 0.5s ease;
        }

        .cta-button:hover::before {
            left: 100%;
        }

        .cta-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 255, 255, 0.4);
        }

        /* Hero Section */
        .hero {
            height: 100vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            padding-top: 80px;
        }

        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(10, 14, 39, 0.9), rgba(30, 33, 64, 0.9)), url('../img/hero.jpg');
            background-size: cover;
            background-position: center;
            z-index: -1;
        }

        .hero-particles {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
        }

        .particle {
            position: absolute;
            background-color: var(--accent-cyan);
            border-radius: 50%;
            opacity: 0.5;
            animation: float 15s infinite linear;
        }

        @keyframes float {
            0% {
                transform: translateY(100vh) translateX(0);
                opacity: 0;
            }
            10% {
                opacity: 0.5;
            }
            90% {
                opacity: 0.5;
            }
            100% {
                transform: translateY(-100vh) translateX(100px);
                opacity: 0;
            }
        }

        .hero-content {
            max-width: 800px;
            z-index: 2;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            background: var(--gradient-secondary);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            animation: glow 2s ease-in-out infinite alternate;
        }

        @keyframes glow {
            from {
                text-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
            }
            to {
                text-shadow: 0 0 20px rgba(0, 255, 255, 0.8), 0 0 30px rgba(0, 255, 255, 0.6);
            }
        }

        .hero p {
            font-size: 1.3rem;
            margin-bottom: 30px;
            color: var(--text-secondary);
        }

        .hero-buttons {
            display: flex;
            gap: 20px;
        }

        .hero-button {
            padding: 15px 30px;
            border-radius: 30px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            text-decoration: none;
            display: inline-block;
            position: relative;
            overflow: hidden;
        }

        .primary-button {
            background: var(--gradient-secondary);
            color: var(--bg-primary);
        }

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

        .secondary-button:hover {
            background-color: rgba(0, 255, 255, 0.1);
            box-shadow: var(--shadow-glow);
        }

        /* Section Styles */
        section {
            padding: 80px 0;
        }

        .section-title {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-title h2 {
            font-size: 2.5rem;
            margin-bottom: 15px;
            background: var(--gradient-secondary);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .section-title p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto;
            color: var(--text-secondary);
        }

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

        .about-content {
            text-align: center;
        }

        .about-text {
            margin-bottom: 50px;
            font-size: 1.3rem;
            color: var(--text-secondary);
        }

        .stats-container {
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 30px;
        }

        .stat-box {
            text-align: center;
            flex: 1;
            min-width: 200px;
            padding: 20px;
            background-color: var(--bg-card);
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            position: relative;
            overflow: hidden;
        }

        .stat-box::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: var(--gradient-secondary);
        }

        .stat-number {
            font-size: 3rem;
            font-weight: bold;
            color: var(--accent-cyan);
            margin-bottom: 10px;
        }

        .stat-label {
            font-size: 1.1rem;
            color: var(--text-secondary);
        }

        /* Why Choose Us Section */
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }

        .feature-box {
            background-color: var(--bg-card);
            border-radius: 15px;
            padding: 30px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .feature-box::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(0, 255, 255, 0.1) 0%, rgba(0, 255, 255, 0) 70%);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .feature-box:hover::after {
            opacity: 1;
        }

        .feature-box:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
        }

        .feature-icon {
            font-size: 3rem;
            color: var(--accent-cyan);
            margin-bottom: 20px;
            animation: pulse 2s infinite;
        }

        @keyframes pulse {
            0% {
                transform: scale(1);
                opacity: 1;
            }
            50% {
                transform: scale(1.1);
                opacity: 0.8;
            }
            100% {
                transform: scale(1);
                opacity: 1;
            }
        }

        .feature-box h3 {
            font-size: 1.3rem;
            margin-bottom: 15px;
            color: var(--text-primary);
        }

        .feature-box p {
            color: var(--text-secondary);
        }

        /* Services Section */
        .services {
            background-color: var(--bg-secondary);
        }

        .service-tabs {
            display: flex;
            justify-content: center;
            margin-bottom: 40px;
            border-bottom: 1px solid rgba(0, 255, 255, 0.2);
        }

        .service-tab {
            padding: 15px 30px;
            background: transparent;
            border: none;
            color: var(--text-secondary);
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            position: relative;
            transition: var(--transition);
        }

        .service-tab::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--gradient-secondary);
            transition: width 0.3s ease;
        }

        .service-tab.active::after {
            width: 100%;
        }

        .service-tab.active {
            color: var(--accent-cyan);
        }

        .service-content {
            display: none;
            animation: fadeIn 0.5s ease;
        }

        .service-content.active {
            display: block;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .service-cards {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .service-card {
            background-color: var(--bg-card);
            border-radius: 15px;
            padding: 25px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(0, 255, 255, 0.1) 0%, rgba(0, 255, 255, 0) 100%);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .service-card:hover::before {
            opacity: 1;
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
        }

        .service-card h3 {
            font-size: 1.3rem;
            margin-bottom: 15px;
            color: var(--accent-cyan);
        }

        .service-card p {
            color: var(--text-secondary);
            margin-bottom: 15px;
        }

        .service-card a {
            color: var(--accent-cyan);
            text-decoration: none;
            font-weight: bold;
            display: inline-flex;
            align-items: center;
            transition: var(--transition);
        }

        .service-card a:hover {
            transform: translateX(5px);
        }

        .service-card a i {
            margin-left: 5px;
            transition: var(--transition);
        }

        /* Testimonials Section */
        .testimonials {
            background-color: var(--bg-primary);
        }

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

        .testimonial-card {
            background-color: var(--bg-card);
            border-radius: 15px;
            padding: 25px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
        }

        .testimonial-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
        }

        .video-testimonial {
            position: relative;
            width: 100%;
            padding-bottom: 56.25%; /* 16:9 aspect ratio */
            margin-bottom: 20px;
            border-radius: 10px;
            overflow: hidden;
        }

        .video-testimonial img {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .play-button {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 60px;
            height: 60px;
            background-color: rgba(0, 255, 255, 0.8);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
        }

        .play-button:hover {
            background-color: var(--accent-cyan);
            box-shadow: var(--shadow-glow);
        }

        .play-button i {
            color: var(--bg-primary);
            font-size: 1.5rem;
            margin-left: 5px;
        }

        .testimonial-text {
            color: var(--text-secondary);
            font-style: italic;
            margin-bottom: 20px;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
        }

        .author-avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            margin-right: 15px;
            object-fit: cover;
        }

        .author-info h4 {
            color: var(--text-primary);
            margin-bottom: 5px;
        }

        .author-info p {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }

        .trust-badges {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 30px;
            margin-top: 50px;
        }

        .trust-badge {
            display: flex;
            align-items: center;
            color: var(--text-secondary);
        }

        .trust-badge i {
            font-size: 2rem;
            color: var(--accent-cyan);
            margin-right: 10px;
        }

        /* FAQ Section */
        .faq {
            background-color: var(--bg-secondary);
        }

        .faq-container {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background-color: var(--bg-card);
            border-radius: 10px;
            margin-bottom: 15px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }

        .faq-question {
            padding: 20px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
            position: relative;
        }

        .faq-question::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            height: 100%;
            width: 4px;
            background: var(--gradient-secondary);
            transform: scaleY(0);
            transition: transform 0.3s ease;
        }

        .faq-item.active .faq-question::before {
            transform: scaleY(1);
        }

        .faq-question:hover {
            color: var(--accent-cyan);
        }

        .faq-question i {
            transition: var(--transition);
        }

        .faq-answer {
            padding: 0 20px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            color: var(--text-secondary);
        }

        .faq-answer.active {
            padding: 0 20px 20px;
            max-height: 500px;
        }

        .faq-item.active .faq-question i {
            transform: rotate(180deg);
            color: var(--accent-cyan);
        }

        /* Contact Section */
        .contact {
            background-color: var(--bg-primary);
        }

        .chatbot-container {
            max-width: 600px;
            margin: 0 auto;
            background-color: var(--bg-card);
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }

        .chatbot-header {
            background: var(--gradient-secondary);
            padding: 20px;
            text-align: center;
        }

        .chatbot-header h3 {
            font-size: 1.5rem;
            color: var(--bg-primary);
        }

        .chatbot-body {
            padding: 30px;
        }

        .chatbot-messages {
            background-color: var(--bg-secondary);
            border-radius: 15px;
            padding: 20px;
            margin-bottom: 30px;
            min-height: 150px;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .bot-message {
            align-self: flex-start;
            background-color: var(--bg-card);
            padding: 15px;
            border-radius: 15px 15px 15px 0;
            max-width: 80%;
        }

        .user-message {
            align-self: flex-end;
            background: var(--gradient-secondary);
            color: var(--bg-primary);
            padding: 15px;
            border-radius: 15px 15px 0 15px;
            max-width: 80%;
        }

        .chatbot-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .form-group {
            position: relative;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 15px;
            background-color: var(--bg-secondary);
            border: 1px solid rgba(0, 255, 255, 0.2);
            border-radius: 10px;
            color: var(--text-primary);
            font-size: 1rem;
            transition: var(--transition);
        }

        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--accent-cyan);
            outline: none;
            box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
        }

        .form-group label {
            position: absolute;
            top: -10px;
            left: 15px;
            background-color: var(--bg-card);
            padding: 0 5px;
            color: var(--accent-cyan);
            font-size: 0.9rem;
        }

        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }

        .submit-button {
            background: var(--gradient-secondary);
            color: var(--bg-primary);
            border: none;
            padding: 15px;
            border-radius: 10px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
        }

        .submit-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 255, 255, 0.4);
        }

        .confirmation-message {
            display: none;
            background-color: rgba(0, 255, 255, 0.1);
            border: 1px solid var(--accent-cyan);
            border-radius: 10px;
            padding: 15px;
            text-align: center;
            color: var(--accent-cyan);
            margin-top: 20px;
        }

        /* Footer */
        footer {
            background-color: var(--bg-secondary);
            padding: 50px 0 20px;
            position: relative;
        }

        footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 1px;
            background: var(--gradient-secondary);
            box-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-section h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: var(--accent-cyan);
            position: relative;
            padding-bottom: 10px;
        }

        .footer-section h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 2px;
            background: var(--gradient-secondary);
        }

        .footer-section ul {
            list-style: none;
        }

        .footer-section ul li {
            margin-bottom: 10px;
        }

        .footer-section ul li a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
            position: relative;
            padding-left: 15px;
        }

        .footer-section ul li a::before {
            content: '▶';
            position: absolute;
            left: 0;
            color: var(--accent-cyan);
            font-size: 0.7rem;
            transition: var(--transition);
        }

        .footer-section ul li a:hover {
            color: var(--accent-cyan);
            padding-left: 20px;
        }

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

        .social-icons a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: var(--bg-card);
            color: var(--accent-cyan);
            border-radius: 50%;
            transition: var(--transition);
            border: 1px solid rgba(0, 255, 255, 0.2);
        }

        .social-icons a:hover {
            background-color: var(--accent-cyan);
            color: var(--bg-primary);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(0, 255, 255, 0.1);
            color: var(--text-secondary);
        }

        /* Modal Styles */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.7);
            z-index: 2000;
            overflow-y: auto;
        }

        .modal-content {
            background-color: var(--bg-card);
            margin: 50px auto;
            padding: 30px;
            border-radius: 15px;
            max-width: 800px;
            position: relative;
            animation: modalOpen 0.5s ease;
            border: 1px solid rgba(0, 255, 255, 0.2);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }

        .glassmorphism {
            background: rgba(30, 33, 64, 0.7);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .cyber-theme {
            background: var(--bg-card);
            border: 1px solid var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
        }

        .neon-theme {
            background: var(--bg-card);
            border: 1px solid var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
        }

        .close-modal {
            position: absolute;
            top: 15px;
            right: 20px;
            font-size: 2rem;
            cursor: pointer;
            color: var(--text-secondary);
            transition: var(--transition);
        }

        .close-modal:hover {
            color: var(--accent-cyan);
            transform: rotate(90deg);
        }

        .modal h2 {
            color: var(--accent-cyan);
            margin-bottom: 20px;
            font-size: 2rem;
        }

        .modal-content ul {
            list-style-type: none;
            padding-left: 0;
        }

        .modal-content li {
            padding: 10px 0;
            border-bottom: 1px solid rgba(0, 255, 255, 0.1);
            color: var(--text-secondary);
        }

        .modal-content li:last-child {
            border-bottom: none;
        }

        /* Newsletter Popup */
        .newsletter-popup {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background-color: var(--bg-card);
            border-radius: 15px;
            padding: 25px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            max-width: 350px;
            transform: translateY(150%);
            transition: transform 0.5s ease;
            z-index: 1500;
            border: 1px solid var(--accent-cyan);
            box-shadow: 0 0 20px rgba(0, 255, 255, 0.3);
        }

        .newsletter-popup.show {
            transform: translateY(0);
        }

        .newsletter-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 20px;
        }

        .newsletter-header h3 {
            color: var(--accent-cyan);
            font-size: 1.5rem;
        }

        .close-newsletter {
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--text-secondary);
            transition: var(--transition);
        }

        .close-newsletter:hover {
            color: var(--accent-cyan);
        }

        .newsletter-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .newsletter-form input {
            width: 100%;
            padding: 12px;
            background-color: var(--bg-secondary);
            border: 1px solid rgba(0, 255, 255, 0.2);
            border-radius: 8px;
            color: var(--text-primary);
            transition: var(--transition);
        }

        .newsletter-form input:focus {
            border-color: var(--accent-cyan);
            outline: none;
            box-shadow: 0 0 10px rgba(0, 255, 255, 0.3);
        }

        .checkbox-group {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .checkbox-group input {
            width: auto;
        }

        .checkbox-group label {
            color: var(--text-secondary);
        }

        .newsletter-form button {
            background: var(--gradient-secondary);
            color: var(--bg-primary);
            border: none;
            padding: 12px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
        }

        .newsletter-form button:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 255, 255, 0.4);
        }

        /* Animations */
        @keyframes modalOpen {
            from {
                opacity: 0;
                transform: scale(0.8);
            }
            to {
                opacity: 1;
                transform: scale(1);
            }
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
            }

            nav ul {
                margin-top: 15px;
                flex-wrap: wrap;
                justify-content: center;
            }

            nav ul li {
                margin: 5px 10px;
            }

            .hero h1 {
                font-size: 2.5rem;
            }

            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }

            .service-tabs {
                flex-wrap: wrap;
            }

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