:root {
            --primary: #1695a3;
            --primary-dark: #0e7a85;
            --primary-light: #1eb5c6;
            --secondary: #f8fbfc;
            --accent: #ff6b35;
            --dark: #1a1a2e;
            --gray-50: #f9fafb;
            --gray-100: #f3f4f6;
            --gray-200: #e5e7eb;
            --gray-300: #d1d5db;
            --gray-400: #9ca3af;
            --gray-500: #6b7280;
            --gray-600: #4b5563;
            --gray-700: #374151;
            --gray-800: #1f2937;
            --gray-900: #111827;
            --white: #ffffff;
            --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
            --shadow: 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);
            --border-radius: 8px;
            --border-radius-lg: 12px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 80px;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            line-height: 1.6;
            color: var(--gray-700);
            overflow-x: hidden;
            background-image: linear-gradient(rgba(255, 255, 255, 0.55), rgba(255, 255, 255, 0.55)), url('123.jpg');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            position: relative;
            z-index: 0;
        }

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

        /* Header */
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--gray-100);
            z-index: 1000;
            transition: var(--transition);
        }

        .header.scrolled {
            box-shadow: var(--shadow-lg);
        }

        .header-content {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 24px;
            max-width: 1200px;
            margin: 0 auto;
        }

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

        .logo img {
            height: 40px;
            margin-right: 12px;
        }

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 32px;
            align-items: center;
        }

        .nav-menu a {
            text-decoration: none;
            color: var(--gray-600);
            font-weight: 500;
            transition: var(--transition);
            position: relative;
        }

        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width 0.3s;
        }

        .nav-menu a:hover,
        .nav-menu a.active {
            color: var(--primary);
        }

        .nav-menu a:hover::after,
        .nav-menu a.active::after {
            width: 100%;
        }

        .cta-button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 12px 24px;
            border-radius: var(--border-radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .cta-button:hover {
            background: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: var(--shadow-lg);
        }

        /* Mobile menu */
        .menu-mobile-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            color: var(--gray-600);
            cursor: pointer;
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            background: transparent;
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            padding: 120px 0 80px;
            position: relative;
            z-index: 0;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23e5e7eb" fill-opacity="0.1"><circle cx="12" cy="12" r="1"/></g></svg>');
            opacity: 0.5;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            background: var(--primary-light);
            color: white;
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            margin-bottom: 24px;
            animation: fadeInUp 0.6s ease-out;
        }

        .hero h1 {
            font-family: 'Playfair Display', serif;
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 600;
            color: var(--dark);
            line-height: 1.1;
            margin-bottom: 24px;
            animation: fadeInUp 0.8s ease-out 0.2s both;
        }

        .hero p {
            font-size: 20px;
            color: var(--gray-600);
            line-height: 1.6;
            margin-bottom: 40px;
            animation: fadeInUp 0.8s ease-out 0.4s both;
        }

        .hero-buttons {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            animation: fadeInUp 0.8s ease-out 0.6s both;
        }

        .btn {
            padding: 16px 32px;
            border-radius: var(--border-radius);
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            cursor: pointer;
            border: none;
            font-size: 16px;
        }

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

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

        .btn-secondary {
            background: white;
            color: var(--gray-700);
            border: 2px solid var(--gray-200);
        }

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

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Services Section */
        .services {
            padding: 120px 0;
            background: transparent;
            z-index: 1;
            margin-top: 150px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 80px;
        }

        .section-badge {
            background: var(--primary-light);
            color: white;
            padding: 8px 16px;
            border-radius: 50px;
            font-size: 14px;
            font-weight: 500;
            display: inline-block;
            margin-bottom: 16px;
        }

        .section-title {
            font-family: 'Playfair Display', serif;
            font-size: clamp(2rem, 4vw, 3rem);
            color: var(--dark);
            margin-bottom: 16px;
        }

        .section-description {
            font-size: 18px;
            color: var(--gray-600);
            max-width: 600px;
            margin: 0 auto;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 32px;
        }

        .service-card {
            background: white;
            border: 1px solid var(--gray-100);
            border-radius: var(--border-radius-lg);
            padding: 40px 32px;
            transition: var(--transition);
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary), var(--primary-light));
            transform: scaleX(0);
            transition: transform 0.3s;
        }

        .service-card:hover::before {
            transform: scaleX(1);
        }

        .service-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-xl);
            border-color: var(--gray-200);
        }

        .service-icon {
            width: 64px;
            height: 64px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            border-radius: var(--border-radius);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
            color: white;
            font-size: 24px;
        }

        .service-card h3 {
            font-size: 24px;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 16px;
        }

        .service-card p {
            color: var(--gray-600);
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .service-features {
            list-style: none;
        }

        .service-features li {
            display: flex;
            align-items: center;
            color: var(--gray-600);
            margin-bottom: 8px;
        }

        .service-features li::before {
            content: '✓';
            color: var(--primary);
            font-weight: bold;
            margin-right: 12px;
        }

        /* Company Values Section */
        .company-values {
            padding: 120px 0;
            background: transparent;
        }

        .values-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 48px;
            margin-top: 80px;
        }

        .value-card {
            text-align: center;
            padding: 32px 24px;
            background: white;
        }

        .value-icon {
            width: 80px;
            height: 80px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 24px;
            box-shadow: var(--shadow-lg);
            color: white;
            font-size: 32px;
        }

        .value-card h3 {
            font-size: 24px;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 16px;
        }

        .value-card p {
            color: var(--gray-600);
            line-height: 1.6;
        }

        /* Products Section */
        .products {
            padding: 120px 0;
            background: transparent;
        }

        .products-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 32px;
            margin-top: 80px;
        }

        .product-card {
            background: white;
            border: 1px solid var(--gray-100);
            border-radius: var(--border-radius-lg);
            padding: 40px;
            transition: var(--transition);
            position: relative;
        }

        .product-card.featured {
            border: 2px solid var(--primary);
            transform: scale(1.05);
        }

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

        .product-card.featured:hover {
            transform: translateY(-8px) scale(1.05);
        }

        .product-header {
            text-align: center;
            margin-bottom: 32px;
        }

        .product-icon {
            width: 80px;
            height: 80px;
            margin: 0 auto 16px;
        }

        .product-icon img {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }

        .product-card h3 {
            font-size: 24px;
            font-weight: 600;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .product-card .product-description {
            color: var(--gray-600);
            margin-bottom: 24px;
        }

        .product-features {
            list-style: none;
            margin-bottom: 32px;
        }

        .product-features li {
            display: flex;
            align-items: center;
            color: var(--gray-600);
            margin-bottom: 12px;
        }

        .product-features li::before {
            content: '✓';
            color: var(--primary);
            font-weight: bold;
            margin-right: 12px;
        }

        /* FAQ Section */
        .faq {
            padding: 120px 0;
            background: transparent;
        }

        .faq-container {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 80px;
            align-items: start;
        }

        .faq-intro h2 {
            font-family: 'Playfair Display', serif;
            font-size: 36px;
            color: var(--dark);
            margin-bottom: 24px;
        }

        .faq-intro p {
            color: var(--gray-600);
            font-size: 18px;
            margin-bottom: 32px;
        }

        .faq-list > * + * {
            margin-top: 16px;
        }

        .faq-item {
            background: var(--primary);
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            padding: 24px;
            font-size: 16px;
            font-weight: 500;
            color: var(--dark);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: var(--transition);
        }

        .faq-question:hover {
            background: var(--gray-50);
        }

        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
            padding: 0 24px 24px;
        }

        .faq-icon {
            transition: transform 0.3s;
        }

        .faq-item.active .faq-icon {
            transform: rotate(180deg);
        }

        /* Contact Section */
        .contact {
            padding: 120px 0;
            background: transparent
        }

        .contact-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 80px;
        }

        .contact-info h2 {
            font-family: 'Playfair Display', serif;
            font-size: 36px;
            color: var(--dark);
            margin-bottom: 24px;
        }

        .contact-info p {
            color: var(--gray-600);
            font-size: 18px;
            margin-bottom: 32px;
        }

        .contact-methods > * + * {
            margin-top: 24px;
        }

        .contact-method {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .contact-method-icon {
            width: 48px;
            height: 48px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
        }

        .contact-form {
            background: var(--primary);
            padding: 40px;
            border-radius: var(--border-radius-lg);
        }

        .form-group {
            margin-bottom: 24px;
        }

        .form-group label {
            display: block;
            font-weight: 500;
            color: var(--dark);
            margin-bottom: 8px;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--gray-300);
            border-radius: var(--border-radius);
            font-size: 16px;
            transition: var(--transition);
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(22, 149, 163, 0.1);
        }

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

        /* Footer */
        .footer {
            background: var(--dark);
            color: var(--gray-300);
            padding: 80px 0 40px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 48px;
        }

        .footer-brand {
            color: white;
        }

        .footer-brand .logo {
            color: white;
            font-size: 24px;
            margin-bottom: 16px;
        }

        .footer-brand p {
            line-height: 1.6;
            margin-bottom: 24px;
        }

        .social-links {
            display: flex;
            gap: 16px;
        }

        .social-link {
            width: 40px;
            height: 40px;
            background: var(--gray-800);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gray-300);
            text-decoration: none;
            transition: var(--transition);
        }

        .social-link:hover {
            background: var(--primary);
            color: white;
        }

        .footer-section h4 {
            color: white;
            font-weight: 600;
            margin-bottom: 16px;
        }

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

        .footer-section ul li {
            margin-bottom: 8px;
        }

        .footer-section ul li a {
            color: var(--gray-300);
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-section ul li a:hover {
            color: white;
        }

        .footer-bottom {
            border-top: 1px solid var(--gray-800);
            padding-top: 24px;
            text-align: center;
            color: var(--gray-400);
        }

        /* WhatsApp Float */
        .whatsapp-float {
            position: fixed;
            bottom: 24px;
            right: 24px;
            width: 60px;
            height: 60px;
            background: #25D366;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 24px;
            text-decoration: none;
            box-shadow: var(--shadow-xl);
            transition: var(--transition);
            z-index: 1000;
        }

        .whatsapp-float:hover {
            transform: scale(1.1);
            box-shadow: 0 20px 40px rgba(37, 211, 102, 0.3);
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .menu-mobile-btn {
                display: block;
            }

            .nav-menu {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: white;
                flex-direction: column;
                justify-content: flex-start;
                padding: 40px 24px;
                transition: var(--transition);
                box-shadow: var(--shadow-xl);
            }

            .nav-menu.active {
                left: 0;
            }

            .nav-menu a {
                font-size: 18px;
                padding: 16px 0;
                width: 100%;
                text-align: center;
                border-bottom: 1px solid var(--gray-100);
            }

            .hero {
                padding: 100px 0 60px;
                text-align: center;
            }

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

            .btn {
                padding: 14px 24px;
                font-size: 14px;
            }

            .services {
                padding: 80px 0;
            }

            .services-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .service-card {
                padding: 32px 24px;
            }

            .company-values {
                padding: 80px 0;
            }

            .values-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .products {
                padding: 80px 0;
            }

            .products-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .product-card.featured {
                transform: none;
            }

            .product-card.featured:hover {
                transform: translateY(-8px);
            }

            .faq {
                padding: 80px 0;
            }

            .faq-container {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .contact {
                padding: 80px 0;
            }

            .contact-container {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .contact-form {
                padding: 32px 24px;
            }

            .footer {
                padding: 60px 0 32px;
            }

            .footer-content {
                grid-template-columns: 1fr;
                gap: 32px;
                text-align: center;
            }
        }

        /* Tech Stack */
        .tech-stack {
            padding: 80px 0;
            background: transparent;
        }

        .tech-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
            gap: 32px;
            margin-top: 60px;
        }

        .tech-item {
            text-align: center;
            padding: 24px;
            background: var(--gray-50);
            border-radius: var(--border-radius);
            transition: var(--transition);
        }

        .tech-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .tech-item img,
        .tech-item i {
            width: 48px;
            height: 48px;
            margin-bottom: 16px;
            color: var(--gray-600);
            font-size: 48px;
        }

        .tech-item span {
            display: block;
            font-weight: 500;
            color: var(--dark);
        }

        /* Loading Animation */
        .loading {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: white;
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 9999;
            opacity: 1;
            visibility: visible;
            transition: opacity 0.5s, visibility 0.5s;
        }

        .loading.hidden {
            opacity: 0;
            visibility: hidden;
        }

        .loading-spinner {
            width: 50px;
            height: 50px;
            border: 3px solid var(--gray-200);
            border-top: 3px solid var(--primary);
            border-radius: 50%;
            animation: spin 1s linear infinite;
        }

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