* { 
            margin: 0; 
            padding: 0; 
            box-sizing: border-box; 
            font-family: 'Arial', sans-serif; 
        }
        
        body { background-color: #f8fafc; color: #2d3748; line-height: 1.6; }
        
        .container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        
        /* Header Styles */
        .hero-section {
            background: linear-gradient(135deg, #223777 0%, #2c4f9e 100%);
            color: white;
            padding: 60px 0;
            text-align: center;
        }
        
        .hero-title { font-size: 2.5rem; font-weight: bold; margin-bottom: 20px; }
        .hero-subtitle { font-size: 1.2rem; margin-bottom: 30px; opacity: 0.9; }
        
        @media (max-width: 768px) {
            .hero-title { font-size: 2rem; }
            .hero-subtitle { font-size: 1rem; }
        }
        
        /* Section Styles */
        .main-section { padding: 50px 0; }
        .section-title { 
            font-size: 2.5rem; 
            font-weight: bold; 
            color: #223777; 
            text-align: center; 
            margin-bottom: 15px; 
        }
        .section-subtitle { 
            font-size: 1.1rem; 
            color: #718096; 
            text-align: center; 
            margin-bottom: 40px; 
            max-width: 600px; 
            margin-left: auto; 
            margin-right: auto; 
        }
        
        /* Tab System */
        .tab-container { 
            background: white; 
            border-radius: 15px; 
            box-shadow: 0 10px 30px rgba(0,0,0,0.1); 
            overflow: hidden; 
            margin-bottom: 40px; 
        }
        
        .tab-navigation { 
            display: grid; 
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); 
            background: #f7fafc; 
        }
        
        .tablinks {
            display: block;
            padding: 20px 15px;
            text-align: center;
            cursor: pointer;
            font-weight: 600;
            color: #4a5568;
            background: #f7fafc;
            border-bottom: 3px solid transparent;
            transition: all 0.3s ease;
            text-decoration: none;
        }
        
        .tablinks:hover { background: #edf2f7; }
        
        .tablinks.active {
            background: #223777;
            color: white;
            border-bottom-color: #f59e0b;
        }
        
        .tabcontent {
            display: none;
            padding: 40px;
        }
        
        /* Product Layout */
        .product-layout {
            display: grid;
            grid-template-columns: 1fr 1.5fr;
            gap: 40px;
            align-items: start;
        }
        
        @media (max-width: 1024px) {
            .product-layout { grid-template-columns: 1fr; gap: 30px; }
        }
        
        /* Product Image */
        .product-image {
            width: 100%;
            height: 300px;
            background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
            border: 3px solid #223777;
            border-radius: 15px;
            position: relative;
            overflow: hidden;
        }

        .product-main-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .model-badge {
            position: absolute;
            top: 15px;
            right: 15px;
            background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
            color: white;
            padding: 8px 16px;
            border-radius: 20px;
            font-weight: bold;
            font-size: 14px;
            z-index: 2;
        }
        
        @media (max-width: 768px) {
            .product-image { height: 250px; }
        }
        
        /* Product Info */
        .product-title { 
            font-size: 2rem; 
            font-weight: bold; 
            color: #223777; 
            margin-bottom: 15px; 
        }
        
        .product-description { 
            color: #718096; 
            margin-bottom: 25px; 
            font-size: 1rem; 
            line-height: 1.6; 
        }
        
        /* Specifications Grid */
        .specs-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 15px;
            margin-bottom: 30px;
        }
        
        .spec-item {
            background: white;
            border: 2px solid #223777;
            border-radius: 10px;
            padding: 15px;
            text-align: center;
        }
        
        .spec-label { 
            font-weight: bold; 
            color: #223777; 
            font-size: 0.9rem; 
            margin-bottom: 5px; 
        }
        
        .spec-value { 
            font-weight: 600; 
            color: #2d3748; 
            font-size: 1rem; 
        }
        
        /* Action Buttons */
        .action-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            justify-content: center;
        }
        
        .action-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 15px 25px;
            border-radius: 10px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
            min-width: 150px;
            font-size: 1rem;
        }
        
        .btn-rfq {
            background: linear-gradient(135deg, #223777 0%, #2c4f9e 100%);
            color: white;
        }
        
        .btn-rfq:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(34, 55, 119, 0.3);
        }
        
        .btn-whatsapp {
            background: linear-gradient(135deg, #25d366 0%, #20ba5a 100%);
            color: white;
        }
        
        .btn-whatsapp:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
        }
        
        @media (max-width: 768px) {
            .action-buttons { flex-direction: column; }
            .action-btn { min-width: 100%; }
        }
        
        /* Production Line Summary */
        .line-summary {
            background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
            border-radius: 15px;
            padding: 40px;
            text-align: center;
            margin-top: 40px;
        }
        
        .line-summary.full-auto {
            background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
        }
        
        .summary-title { 
            font-size: 2rem; 
            font-weight: bold; 
            color: #223777; 
            margin-bottom: 15px; 
        }
        
        .summary-description { 
            font-size: 1.1rem; 
            color: #718096; 
            margin-bottom: 25px; 
        }
        
        .budget-highlight {
            background: linear-gradient(135deg, #10b981 0%, #059669 100%);
            color: white;
            padding: 20px 30px;
            border-radius: 12px;
            font-weight: bold;
            font-size: 1.3rem;
            margin-bottom: 25px;
        }
        
        /* Section Divider */
        .section-divider {
            height: 3px;
            background: linear-gradient(90deg, transparent 0%, #223777 50%, transparent 100%);
            margin: 60px 0;
        }
        
        /* Comparison Table */
        .comparison-section {
            background: white;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
            padding: 40px;
            margin-bottom: 40px;
        }
        
        .comparison-title {
            font-size: 2rem;
            font-weight: bold;
            color: #223777;
            text-align: center;
            margin-bottom: 30px;
        }
        
        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            overflow-x: auto;
        }
        
        .comparison-table th,
        .comparison-table td {
            padding: 15px;
            text-align: center;
            border-bottom: 1px solid #e2e8f0;
        }
        
        .comparison-table th {
            background: #223777;
            color: white;
            font-weight: bold;
        }
        
        .comparison-table tr:nth-child(even) {
            background: #f7fafc;
        }
        
        .comparison-table td:first-child {
            font-weight: 600;
            color: #223777;
        }
        
        /* Contact CTA */
        .contact-cta {
            background: linear-gradient(135deg, #223777 0%, #2c4f9e 100%);
            color: white;
            border-radius: 15px;
            padding: 50px 40px;
            text-align: center;
            margin-bottom: 40px;
        }
        
        .cta-title { 
            font-size: 2.2rem; 
            font-weight: bold; 
            margin-bottom: 15px; 
        }
        
        .cta-description { 
            font-size: 1.1rem; 
            margin-bottom: 30px; 
            opacity: 0.9; 
        }
        
        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
        }
        
        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 15px 30px;
            border-radius: 10px;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.3s ease;
            min-width: 200px;
            justify-content: center;
        }
        
        .cta-btn.primary {
            background: white;
            color: #223777;
        }
        
        .cta-btn.primary:hover {
            background: #f7fafc;
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(255,255,255,0.2);
        }
        
        .cta-btn.whatsapp {
            background: #25d366;
            color: white;
        }
        
        .cta-btn.whatsapp:hover {
            background: #20ba5a;
            transform: translateY(-3px);
            box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
        }
        
        @media (max-width: 768px) {
            .cta-buttons { flex-direction: column; align-items: center; }
            .cta-btn { min-width: 250px; }
        }
        
        /* Footer */
        .footer {
            background: #2d3748;
            color: white;
            padding: 40px 0;
            text-align: center;
        }
        
        .footer-title { 
            font-size: 1.5rem; 
            font-weight: bold; 
            margin-bottom: 10px; 
        }
        
        .footer-description { 
            margin-bottom: 20px; 
            opacity: 0.8; 
        }
        
        .footer-contacts {
            display: flex;
            justify-content: center;
            gap: 30px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        
        .footer-contact {
            color: #63b3ed;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        
        .footer-contact:hover { color: #90cdf4; }
        
        .footer-copyright { 
            font-size: 0.9rem; 
            opacity: 0.6; 
        }
        
        @media (max-width: 768px) {
            .footer-contacts { flex-direction: column; gap: 15px; }
        }