/* CSS Variables */
        :root {
            --color-primary: #14b8a6;
            --color-primary-dark: #0d9488;
            --color-secondary: #f59e0b;
            --color-secondary-dark: #d97706;
            --color-dark: #1f2937;
            --color-dark-light: #374151;
            --color-light: #f9fafb;
            --color-gray: #e5e7eb;
            --color-white: #ffffff;
            --color-success: #10b981;
            --color-error: #ef4444;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
            --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
            --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
            --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

        /* Reset & Base */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            background: linear-gradient(135deg, #f9fafb 0%, #f3f4f6 100%);
            color: var(--color-dark);
            line-height: 1.6;
            overflow-x: hidden;
        }

        body.loading {
            overflow: hidden;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Utility Classes */
        .hidden {
            display: none !important;
        }

        .flex {
            display: flex;
        }

        .inline-flex {
            display: inline-flex;
        }

        .items-center {
            align-items: center;
        }

        .justify-center {
            justify-content: center;
        }

        .relative {
            position: relative;
        }

        .absolute {
            position: absolute;
        }

        .block {
            display: block;
        }

        .rotate-0 {
            transform: rotate(0deg);
        }

        .rotate-180 {
            transform: rotate(180deg);
        }

        .transition-transform {
            transition: transform 0.3s ease;
        }

        /* Preloader */
        #preloader {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            z-index: 99999;
            transition: opacity 0.8s ease-out, visibility 0.8s ease-out;
            opacity: 1;
            visibility: visible;
        }

        #preloader.hidden {
            opacity: 0;
            visibility: hidden;
        }

        #preloader .spinner {
            width: 70px;
            height: 70px;
            border: 5px solid rgba(20, 184, 166, 0.2);
            border-top: 5px solid #14b8a6;
            border-right: 5px solid #f59e0b;
            border-radius: 50%;
            animation: spin 1.2s cubic-bezier(0.68, -0.55, 0.27, 1.55) infinite;
            margin-bottom: 25px;
            position: relative;
        }

        #preloader .spinner::after {
            content: '{}';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            color: rgba(255, 255, 255, 0.3);
            font-size: 24px;
            font-weight: bold;
            font-family: monospace;
        }

        #preloader p {
            color: white;
            font-size: 1.3rem;
            font-weight: 600;
            margin-top: 20px;
            text-align: center;
            letter-spacing: 0.5px;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* Navigation */
        .navbar {
            background: rgba(31, 41, 55, 0.95);
            backdrop-filter: blur(10px);
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--color-secondary);
        }

        .nav-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .nav-logo {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--color-secondary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .nav-logo::before {
            content: "{}";
            color: var(--color-primary);
            font-weight: 900;
        }

        /* Hamburger Menu */
        .nav-toggle {
            display: none;
            background: transparent;
            border: 2px solid var(--color-secondary);
            color: var(--color-secondary);
            width: 44px;
            height: 44px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: var(--transition);
            flex-direction: column;
            justify-content: center;
            align-items: center;
            padding: 0;
        }

        .nav-toggle span {
            display: block;
            width: 24px;
            height: 3px;
            background: var(--color-secondary);
            margin: 3px 0;
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(245, 158, 11, 0.1);
        }

        /* Navigation Links */
        .nav-links {
            display: flex;
            gap: 32px;
            list-style: none;
            align-items: center;
        }

        .nav-links a {
            color: var(--color-white);
            text-decoration: none;
            font-weight: 600;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            transition: var(--transition);
            position: relative;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--color-secondary);
            transition: var(--transition);
            transform: translateX(-50%);
        }

        .nav-links a:hover::after {
            width: 80%;
        }

        .nav-links a:hover {
            background: rgba(245, 158, 11, 0.1);
        }

        /* Login Dropdown */
        .login-dropdown {
            position: relative;
        }

        #loginDropdownButton {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            background: var(--color-secondary);
            color: white;
            border: none;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
        }

        #loginDropdownButton:hover {
            background: var(--color-secondary-dark);
            transform: translateY(-2px);
        }

        #loginDropdownIcon {
            width: 16px;
            height: 16px;
            transition: var(--transition);
        }

        #loginDropdownMenu {
            position: absolute;
            right: 0;
            top: 100%;
            margin-top: 8px;
            background: rgba(31, 41, 55, 0.95);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(245, 158, 11, 0.3);
            border-radius: var(--radius-sm);
            min-width: 140px;
            box-shadow: var(--shadow-xl);
            z-index: 1000;
        }

        #loginDropdownMenu.hidden {
            display: none;
        }

        #loginDropdownMenu a {
            display: block;
            padding: 12px 16px;
            color: var(--color-gray);
            text-decoration: none;
            transition: var(--transition);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        #loginDropdownMenu a:last-child {
            border-bottom: none;
        }

        #loginDropdownMenu a:hover {
            background: rgba(20, 184, 166, 0.2);
            color: white;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            font-weight: 700;
            text-decoration: none;
            transition: var(--transition);
            border: none;
            cursor: pointer;
            font-size: 1rem;
            position: relative;
            overflow: hidden;
        }

        .btn::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 0;
            height: 0;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.2);
            transform: translate(-50%, -50%);
            transition: width 0.6s, height 0.6s;
        }

        .btn:hover::before {
            width: 300px;
            height: 300px;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
            color: var(--color-white);
            box-shadow: var(--shadow-md);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .btn-secondary {
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: var(--color-white);
            box-shadow: var(--shadow-md);
        }

        .btn-secondary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-lg);
        }

        .btn-ghost {
            background: transparent;
            border: 2px solid var(--color-primary);
            color: var(--color-primary);
        }

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

        .large-btn {
            padding: 18px 40px;
            font-size: 1.2rem;
            border-radius: var(--radius-lg);
        }

        /* Hero Section */
        .hero-section {
            background: linear-gradient(60deg, 
                rgba(20, 184, 166, 0.95) 0%, 
                rgba(13, 118, 106, 0.95) 100%), 
                url(/assets/syntax.png);
            background-size: cover, 100% 100%;
            color: var(--color-white);
            padding: 100px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '{}';
            position: absolute;
            font-size: 300px;
            opacity: 0.05;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-weight: 900;
            color: white;
            pointer-events: none;
        }

        .hero-section h1 {
            font-size: 3.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
            background: linear-gradient(135deg, #ffffff 0%, #e5e7eb 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-section .subtitle {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 30px auto;
            opacity: 0.9;
            position: relative;
            z-index: 1;
        }

        /* Sections */
        .section {
            padding: 80px 0;
            position: relative;
        }

        .section h2 {
            font-size: 2.5rem;
            font-weight: 800;
            text-align: center;
            margin-bottom: 50px;
            position: relative;
            color: var(--color-dark);
        }

        .section h2::after {
            content: '';
            position: absolute;
            bottom: -12px;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
            border-radius: 2px;
        }

        .section p {
            font-size: 1.1rem;
            line-height: 1.7;
            max-width: 700px;
            margin: 0 auto;
            text-align: center;
            color: var(--color-dark-light);
        }

        /* Skills Check */
        .skills-section {
            background: var(--color-white);
        }

        .quiz-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
            margin: 60px auto;
            max-width: 1000px;
        }

        .quiz-card {
            background: var(--color-white);
            padding: 40px 30px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            transition: var(--transition);
            border: 2px solid transparent;
            text-decoration: none;
            color: inherit;
            position: relative;
            overflow: hidden;
            cursor: pointer;
        }

        .quiz-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
        }

        .quiz-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-xl);
            border-color: var(--color-primary);
        }

        .quiz-card h4 {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 15px;
            color: var(--color-dark);
        }

        .quiz-card p {
            font-size: 1rem;
            color: var(--color-dark-light);
            text-align: left;
            margin: 0;
        }

        .quiz-icon {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }

        /* Services */
        .services-section {
            background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
        }

        .service-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 40px;
            margin: 60px auto;
            max-width: 1100px;
        }

        .service-card {
            background: var(--color-white);
            padding: 40px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-xl);
        }

        .service-number {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 4rem;
            font-weight: 900;
            color: rgba(20, 184, 166, 0.1);
            z-index: 1;
        }

        .service-card h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            color: var(--color-dark);
        }
        
        .service-card p{
            align-items: left;
        }

        .learn-more {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--color-primary);
            text-decoration: none;
            font-weight: 600;
            margin-top: 20px;
            transition: var(--transition);
        }

        .learn-more:hover {
            gap: 12px;
            color: var(--color-primary-dark);
        }

        /* Pricing Calculator */
        .calculator-box {
            background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
            padding: 50px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-xl);
            max-width: 600px;
            margin: 60px auto;
            border: 1px solid var(--color-gray);
        }

        .calculator-box label {
            display: block;
            font-weight: 600;
            margin: 20px 0 8px;
            color: var(--color-dark);
        }

        .calculator-box select,
        .calculator-box input {
            width: 100%;
            padding: 14px;
            border: 2px solid var(--color-gray);
            border-radius: var(--radius-md);
            font-size: 1rem;
            transition: var(--transition);
            background: var(--color-white);
        }

        .calculator-box select:focus,
        .calculator-box input:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1);
        }

        .price-output {
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: var(--color-white);
            padding: 25px;
            border-radius: var(--radius-md);
            text-align: center;
            margin: 30px 0;
            font-size: 1.2rem;
            box-shadow: var(--shadow-md);
        }

        /* Portfolio */
        .project-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 40px;
            margin: 60px auto;
            max-width: 1100px;
        }

        .project-card {
            background: var(--color-white);
            padding: 40px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .project-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--color-secondary), var(--color-primary));
        }

        .project-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-xl);
        }

        /* Testimonials */
        .testimonials-section {
            background: linear-gradient(135deg, var(--color-dark) 0%, #111827 100%);
        }

        .testimonials-section h2 {
            color: var(--color-white);
        }

        .testimonials-section p {
            color: rgba(255, 255, 255, 0.8);
        }

        .testimonial-scroller-wrapper {
            position: relative;
            overflow: hidden;
            margin: 60px 0;
            padding: 20px 0;
        }

        .testimonial-track {
            display: flex;
            gap: 30px;
            animation: scrollTestimonials 30s linear infinite;
        }

        @keyframes scrollTestimonials {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }

        .testimonial-card {
            flex: 0 0 400px;
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            padding: 30px;
            border-radius: var(--radius-lg);
            border: 1px solid rgba(245, 158, 11, 0.2);
            transition: var(--transition);
        }

        .testimonial-card:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--color-secondary);
        }

        .testimonial-content {
            font-style: italic;
            margin-bottom: 20px;
            color: var(--color-white);
            opacity: 0.9;
        }

        .testimonial-author {
            font-weight: 600;
            color: var(--color-secondary);
        }

        .testimonial-role {
            font-size: 0.9rem;
            color: var(--color-gray);
        }

        /* Testimonial Modal */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(5px);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 9999;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }

        .modal-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .testimonial-modal {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            max-width: 500px;
            width: 90%;
            max-height: 90vh;
            overflow-y: auto;
            transform: translateY(20px);
            transition: transform 0.3s ease;
        }

        .modal-overlay.active .testimonial-modal {
            transform: translateY(0);
        }

        .modal-header {
            padding: 24px 30px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: white;
            border-radius: var(--radius-lg) var(--radius-lg) 0 0;
        }

        .modal-header h3 {
            font-size: 1.5rem;
            font-weight: 700;
        }

        .modal-body {
            padding: 30px;
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--color-dark);
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid var(--color-gray);
            border-radius: var(--radius-md);
            font-size: 1rem;
            transition: var(--transition);
            font-family: inherit;
        }

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

        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.1);
        }

        .rating-stars {
            display: flex;
            gap: 8px;
            margin-bottom: 10px;
        }

        .star {
            font-size: 2rem;
            color: var(--color-gray);
            cursor: pointer;
            transition: var(--transition);
        }

        .star:hover,
        .star.active {
            color: var(--color-secondary);
        }

        .modal-footer {
            display: flex;
            gap: 15px;
            padding: 20px 30px 30px;
            border-top: 1px solid var(--color-gray);
        }

        .modal-footer .btn {
            flex: 1;
        }

        /* Success Message */
        .success-message {
            background: var(--color-success);
            color: white;
            padding: 16px 24px;
            border-radius: var(--radius-md);
            margin-top: 20px;
            text-align: center;
            display: none;
        }

        .success-message.active {
            display: block;
            animation: fadeInUp 0.5s ease;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Micro-Service */
        .micro-service-box {
            background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
            padding: 60px;
            border-radius: var(--radius-lg);
            text-align: center;
            max-width: 800px;
            margin: 60px auto;
            border: 2px solid var(--color-secondary);
            position: relative;
            overflow: hidden;
        }

        /* Resources */
        .resource-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 40px;
            margin: 60px auto;
            max-width: 1100px;
        }

        .resource-column {
            background: var(--color-white);
            padding: 40px;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            transition: var(--transition);
        }

        .resource-column:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-xl);
        }

        .link-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--color-primary);
            text-decoration: none;
            font-weight: 600;
            padding: 12px 24px;
            border: 2px solid var(--color-primary);
            border-radius: var(--radius-md);
            transition: var(--transition);
        }

        .link-btn:hover {
            background: var(--color-primary);
            color: var(--color-white);
            gap: 12px;
        }

        /* Final CTA */
        .final-cta {
            background: linear-gradient(135deg, var(--color-dark) 0%, #111827 100%);
            color: var(--color-white);
            text-align: center;
        }

        .final-cta h2 {
            color: var(--color-white);
        }

        /* Footer */
        footer {
            background: var(--color-dark);
            color: var(--color-gray);
            padding: 60px 0 30px;
        }

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

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

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

        .footer-links a:hover {
            color: var(--color-secondary);
        }

        .copyright {
            text-align: center;
            font-size: 0.9rem;
            opacity: 0.7;
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            /* Navigation */
            .nav-toggle {
                display: flex;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(31, 41, 55, 0.98);
                backdrop-filter: blur(20px);
                flex-direction: column;
                gap: 0;
                padding: 20px 0;
                border-top: 2px solid var(--color-secondary);
                box-shadow: var(--shadow-xl);
                z-index: 1000;
            }

            .nav-links.active {
                display: flex;
            }

            .nav-links li {
                width: 100%;
                text-align: center;
            }

            .nav-links a {
                display: block;
                width: 100%;
                padding: 15px 20px;
                border-radius: 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }

            .nav-links a::after {
                display: none;
            }

            .login-dropdown {
                width: 100%;
            }

            #loginDropdownButton {
                width: 100%;
                justify-content: center;
                margin: 15px 20px;
                padding: 15px;
                background: transparent;
                border: 2px solid var(--color-secondary);
            }

            #loginDropdownMenu {
                position: static;
                width: 100%;
                margin: 0;
                background: rgba(55, 65, 81, 0.9);
                border: none;
                box-shadow: none;
                border-radius: 0;
            }

            #loginDropdownMenu a {
                text-align: center;
            }

            /* Hero & Sections */
            .hero-section h1 {
                font-size: 2.5rem;
            }
            
            .section h2 {
                font-size: 2rem;
            }
            
            .quiz-grid,
            .service-grid,
            .project-grid,
            .resource-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            
            .calculator-box,
            .micro-service-box {
                padding: 30px 20px;
            }
            
            .testimonial-card {
                flex: 0 0 300px;
            }
        }