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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #2c3e50;
            background-color: #ffffff;
        }

        /* Header */
        .header {
            background: #1e3d59;
            color: white;
            padding: 1rem 0;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            transition: all 0.3s ease;
        }

        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 2rem;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .logo-icon {
            width: 40px;
            height: 40px;
            background: #ffa726;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: bold;
            font-size: 1.2rem;
        }

        .logo-text {
            font-size: 1.5rem;
            font-weight: 600;
            color: #ffa726;
        }

        .nav-menu {
            display: flex;
            list-style: none;
            gap: 2rem;
        }

        .nav-menu a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s ease;
            padding: 0.5rem 0;
            position: relative;
        }

        .nav-menu a:hover {
            color: #ffa726;
        }

        .nav-menu a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: 0;
            left: 0;
            background-color: #ffa726;
            transition: width 0.3s ease;
        }

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

        /* Hero Section */
        .hero {
            background: linear-gradient(rgba(30, 61, 89, 0.8), rgba(30, 61, 89, 0.8)), url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><rect fill="%2334495e" width="1200" height="600"/><text x="600" y="320" text-anchor="middle" fill="%23ffffff" font-size="32"></text></svg>');
            height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: white;
            background-size: cover;
            background-position: center;
        }

        .hero-content {
            max-width: 800px;
            padding: 0 2rem;
        }

        .hero-badge {
            background: rgba(255, 167, 38, 0.2);
            color: #ffa726;
            padding: 0.5rem 1.5rem;
            border-radius: 50px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 2rem;
            display: inline-block;
            border: 1px solid #ffa726;
        }

        .hero h1 {
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }

        .hero p {
            font-size: 1.3rem;
            margin-bottom: 3rem;
            font-weight: 300;
            opacity: 0.9;
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .professional-btn {
            background: #ffa726;
            color: white;
            padding: 1rem 2rem;
            border: none;
            border-radius: 5px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

        .professional-btn:hover {
            background: #ff9800;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(255, 167, 38, 0.4);
        }

        .professional-btn.secondary {
            background: transparent;
            border: 2px solid #ffa726;
            color: #ffa726;
        }

        .professional-btn.secondary:hover {
            background: #ffa726;
            color: white;
        }

        /* Container */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 2rem;
        }

        /* Section Styling */
        .section {
            padding: 6rem 0;
        }

        .section-header {
            text-align: center;
            max-width: 800px;
            margin: 0 auto 4rem;
        }

        .section-badge {
            background: #e3f2fd;
            color: #1e3d59;
            padding: 0.5rem 1rem;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 1rem;
            display: inline-block;
        }

        .section-title {
            font-size: 2.5rem;
            font-weight: 700;
            color: #1e3d59;
            margin-bottom: 1.5rem;
        }

        .section-description {
            font-size: 1.1rem;
            color: #666;
            line-height: 1.8;
        }

        /* About Section */
        .about {
            background: #f8f9fa;
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            align-items: center;
        }

        .about-text {
            font-size: 1.1rem;
            line-height: 1.8;
            color: #666;
        }

        .about-text h3 {
            font-size: 1.8rem;
            color: #1e3d59;
            margin-bottom: 1rem;
            font-weight: 600;
        }

        .about-features {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin-top: 2rem;
        }

        .feature-item {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }

        .feature-check {
            width: 20px;
            height: 20px;
            background: #4caf50;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 0.8rem;
            flex-shrink: 0;
        }

        .about-image {
            background: #e0e0e0;
            height: 400px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #999;
            font-size: 1.2rem;
        }

        /* Services Section */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .service-card {
            background: white;
            padding: 2.5rem 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
            text-align: center;
            transition: all 0.3s ease;
            border: 1px solid #f0f0f0;
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            border-color: #ffa726;
        }

        .service-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, #1e3d59, #2c5f8b);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            margin: 0 auto 1.5rem;
        }

        .service-card h3 {
            font-size: 1.3rem;
            color: #1e3d59;
            margin-bottom: 1rem;
            font-weight: 600;
        }

        .service-card p {
            color: #666;
            line-height: 1.6;
        }

        /* Why Choose Us */
        .why-choose {
            background: #1e3d59;
            color: white;
        }

        .why-choose .section-badge {
            background: rgba(255, 167, 38, 0.2);
            color: #ffa726;
        }

        .why-choose .section-title {
            color: white;
        }

        .why-choose .section-description {
            color: #b0bec5;
        }

        .benefits-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
        }

        .benefit-card {
            background: rgba(255, 255, 255, 0.05);
            padding: 2rem;
            border-radius: 10px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .benefit-icon {
            width: 60px;
            height: 60px;
            background: #ffa726;
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin: 0 auto 1rem;
        }

        .benefit-card h4 {
            font-size: 1.2rem;
            margin-bottom: 0.8rem;
            font-weight: 600;
        }

        .benefit-card p {
            color: #b0bec5;
            line-height: 1.5;
        }

        /* Warranty Section */
        .warranty {
            background: linear-gradient(135deg, #ffa726, #ff9800);
            color: white;
        }

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

        .warranty-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }

        .warranty-item {
            background: rgba(255, 255, 255, 0.15);
            padding: 2rem;
            border-radius: 10px;
            text-align: center;
            backdrop-filter: blur(10px);
        }

        .warranty-item h4 {
            font-size: 1.3rem;
            margin-bottom: 0.8rem;
            font-weight: 600;
        }

        .warranty-item p {
            opacity: 0.9;
            line-height: 1.5;
        }

        /* Contact Section */
        .contact {
            background: #f8f9fa;
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
        }

        .contact-info {
            background: white;
            padding: 3rem;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
        }

        .contact-info h3 {
            font-size: 1.8rem;
            color: #1e3d59;
            margin-bottom: 2rem;
            font-weight: 600;
        }

        .info-item {
            display: flex;
            align-items: flex-start;
            gap: 1rem;
            margin-bottom: 2rem;
            padding: 1rem 0;
            border-bottom: 1px solid #f0f0f0;
        }

        .info-item:last-child {
            border-bottom: none;
        }

        .info-icon {
            width: 40px;
            height: 40px;
            background: #e3f2fd;
            color: #1e3d59;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .info-content h4 {
            font-size: 1.1rem;
            color: #1e3d59;
            margin-bottom: 0.3rem;
            font-weight: 600;
        }

        .info-content p {
            color: #666;
            line-height: 1.5;
        }

        .form-container {
            background: white;
            padding: 3rem;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
        }

        .form-container h3 {
            font-size: 1.8rem;
            color: #1e3d59;
            margin-bottom: 2rem;
            font-weight: 600;
            text-align: center;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }

        .form-group {
            margin-bottom: 1.5rem;
        }

        .form-group.full-width {
            grid-column: 1 / -1;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #1e3d59;
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 1rem;
            border: 2px solid #e0e0e0;
            border-radius: 5px;
            font-size: 1rem;
            transition: border-color 0.3s ease;
            font-family: inherit;
        }

        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #ffa726;
        }

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

        /* Testimonials */
        .testimonials-slider {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
        }

        .testimonial-card {
            background: white;
            padding: 3rem;
            border-radius: 10px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.08);
            position: relative;
            border-left: 4px solid #ffa726;
        }

        .testimonial-rating {
            color: #ffa726;
            font-size: 1.2rem;
            margin-bottom: 1rem;
        }

        .testimonial-text {
            font-size: 1.1rem;
            line-height: 1.7;
            color: #666;
            margin-bottom: 1.5rem;
            font-style: italic;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .author-avatar {
            width: 50px;
            height: 50px;
            background: #e0e0e0;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: #666;
        }

        .author-info h5 {
            font-weight: 600;
            color: #1e3d59;
            margin-bottom: 0.2rem;
        }

        .author-info p {
            color: #999;
            font-size: 0.9rem;
        }

        /* Footer */
        .footer {
            background: #1e3d59;
            color: white;
            padding: 4rem 0 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }

        .footer-section h4 {
            font-size: 1.2rem;
            margin-bottom: 1.5rem;
            font-weight: 600;
            color: #ffa726;
        }

        .footer-section a {
            color: #b0bec5;
            text-decoration: none;
            display: block;
            margin-bottom: 0.8rem;
            transition: color 0.3s ease;
        }

        .footer-section a:hover {
            color: #ffa726;
        }

        .footer-section p {
            color: #b0bec5;
            line-height: 1.6;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1rem;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #2c5f8b;
            color: #b0bec5;
        }

        /* Popups */
        .popup-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 10000;
        }

        .popup {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: white;
            padding: 3rem;
            border-radius: 10px;
            max-width: 500px;
            width: 90%;
            max-height: 80vh;
            overflow-y: auto;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        }

        .popup h3 {
            color: #1e3d59;
            margin-bottom: 2rem;
            font-weight: 600;
            font-size: 1.8rem;
        }

        .popup h4 {
            color: #ffa726;
            margin: 1.5rem 0 0.5rem;
            font-weight: 600;
        }

        .popup p {
            color: #666;
            line-height: 1.6;
            margin-bottom: 1rem;
        }

        .close-btn {
            position: absolute;
            top: 1rem;
            right: 1.5rem;
            background: none;
            border: none;
            font-size: 2rem;
            cursor: pointer;
            color: #999;
            transition: color 0.3s ease;
        }

        .close-btn:hover {
            color: #1e3d59;
        }

        .confirmation {
            display: none;
            background: #4caf50;
            color: white;
            padding: 1rem;
            border-radius: 5px;
            margin-top: 1rem;
            text-align: center;
            font-weight: 600;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                gap: 1rem;
            }

            .nav-menu {
                gap: 1rem;
            }

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

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

            .about-content,
            .contact-grid {
                grid-template-columns: 1fr;
            }

            .form-row {
                grid-template-columns: 1fr;
            }

            .section {
                padding: 4rem 0;
            }

            .popup {
                padding: 2rem;
            }
        }