:root {
            --primary-color: #0d3b66;
            --secondary-color: #2a9d8f;
            --accent-color: #e76f51;
            --light-color: #f8f9fa;
            --dark-color: #343a40;
            --gray-color: #6c757d;
            --light-blue: #e9f5ff;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Roboto', sans-serif;
            line-height: 1.6;
            color: var(--dark-color);
            background-color: #fff;
        }

        h1, h2, h3, h4, h5 {
            font-family: 'Poppins', sans-serif;
            font-weight: 600;
            line-height: 1.3;
            margin-bottom: 1rem;
        }

        h1 {
            font-size: 2.8rem;
        }

        h2 {
            font-size: 2.2rem;
            text-align: center;
            margin-bottom: 2.5rem;
            position: relative;
        }

        h2:after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 70px;
            height: 4px;
            background-color: var(--accent-color);
        }

        h3 {
            font-size: 1.5rem;
        }

        p {
            margin-bottom: 1rem;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        ul {
            list-style: none;
        }

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

        .section-padding {
            padding: 80px 0;
        }

        .section-light {
            background-color: var(--light-color);
        }

        .btn {
            display: inline-block;
            padding: 14px 28px;
            border-radius: 4px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            font-family: 'Poppins', sans-serif;
            font-size: 1rem;
            border: none;
        }

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

        .btn-primary:hover {
            background-color: #0a2f4d;
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }

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

        .btn-secondary:hover {
            background-color: #238277;
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }

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

        .btn-accent:hover {
            background-color: #d65c3e;
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }

        /* Header */
        header {
            background-color: white;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }

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

        .logo h1 {
            font-size: 1.8rem;
            margin-bottom: 0;
            color: var(--primary-color);
        }

        .logo span {
            color: var(--accent-color);
        }

        .nav-menu {
            display: flex;
        }

        .nav-menu li {
            margin-left: 2rem;
        }

        .nav-menu a {
            font-weight: 500;
            position: relative;
        }

        .nav-menu a:hover {
            color: var(--accent-color);
        }

        .nav-menu a:after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent-color);
            transition: var(--transition);
        }

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

        .header-buttons {
            display: flex;
            gap: 15px;
        }

        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(rgba(13, 59, 102, 0.8), rgba(13, 59, 102, 0.9)), url('../images/hero.webp');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 180px 0 120px;
            text-align: center;
        }

        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            animation: fadeInUp 1s ease-out;
        }

        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            animation: fadeInUp 1s ease-out 0.2s both;
        }

        .hero .btn {
            animation: fadeInUp 1s ease-out 0.4s both;
        }

        .hero .specialties {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 15px;
            margin-top: 3rem;
            animation: fadeInUp 1s ease-out 0.6s both;
        }

        .hero .specialties span {
            background-color: rgba(255, 255, 255, 0.15);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 0.9rem;
            backdrop-filter: blur(5px);
        }

        /* About Section */
        .about-content {
            display: flex;
            align-items: center;
            gap: 50px;
        }

        .about-text {
            flex: 1;
        }

        .about-stats {
            flex: 1;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .stat-item {
            text-align: center;
            padding: 25px 15px;
            border-radius: 8px;
            background-color: white;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .stat-item:hover {
            transform: translateY(-10px);
        }

        .stat-item i {
            font-size: 2.5rem;
            color: var(--secondary-color);
            margin-bottom: 15px;
        }

        .stat-item h3 {
            font-size: 2.2rem;
            color: var(--primary-color);
            margin-bottom: 5px;
        }

        /* Services Section */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 30px;
        }

        .service-card {
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
        }

        .service-icon {
            height: 80px;
            background-color: var(--light-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.2rem;
            color: var(--primary-color);
        }

        .service-content {
            padding: 25px;
        }

        /* Why Choose Us */
        .features {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 30px;
        }

        .feature-item {
            display: flex;
            gap: 20px;
        }

        .feature-icon {
            flex-shrink: 0;
            width: 70px;
            height: 70px;
            border-radius: 50%;
            background-color: var(--light-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--primary-color);
        }

        /* Home Warranty */
        .warranty-content {
            display: flex;
            align-items: center;
            gap: 50px;
            background-color: white;
            padding: 40px;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }

        .warranty-text {
            flex: 1;
        }

        .warranty-image {
            flex: 1;
            background-color: #f0f7ff;
            height: 300px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 8rem;
            color: var(--primary-color);
        }

        /* Quote Form */
        .quote-form {
            background-color: white;
            padding: 40px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            max-width: 800px;
            margin: 0 auto;
        }

        .form-row {
            display: flex;
            gap: 20px;
            margin-bottom: 20px;
        }

        .form-group {
            flex: 1;
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .form-control {
            width: 100%;
            padding: 14px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-family: 'Roboto', sans-serif;
            font-size: 1rem;
            transition: var(--transition);
        }

        .form-control:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 2px rgba(13, 59, 102, 0.2);
        }

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

        .confirmation-message {
            display: none;
            background-color: #d4edda;
            color: #155724;
            padding: 15px;
            border-radius: 4px;
            margin-top: 20px;
            text-align: center;
        }

        /* Testimonials */
        .testimonial-slider {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
            overflow: hidden;
        }

        .testimonial-container {
            display: flex;
            transition: transform 0.5s ease;
        }

        .testimonial-slide {
            min-width: 100%;
            padding: 20px;
        }

        .testimonial-card {
            background-color: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            text-align: center;
        }

        .client-image {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            overflow: hidden;
            margin: 0 auto 20px;
            background-color: #eee;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            color: var(--primary-color);
        }

        .testimonial-nav {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-top: 30px;
        }

        .testimonial-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }

        .testimonial-dot.active {
            background-color: var(--primary-color);
        }

        /* Contact Section */
        .contact-container {
            display: flex;
            gap: 50px;
        }

        .contact-info {
            flex: 1;
        }

        .contact-form {
            flex: 1;
        }

        .contact-details {
            margin-top: 30px;
        }

        .contact-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 25px;
        }

        .contact-icon {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: var(--light-blue);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 15px;
            font-size: 1.3rem;
            color: var(--primary-color);
        }

        #map {
            height: 300px;
            background-color: #eee;
            border-radius: 8px;
            margin-top: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            font-weight: 500;
        }

        /* Footer */
        footer {
            background-color: var(--dark-color);
            color: white;
            padding: 70px 0 20px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-column h3 {
            font-size: 1.3rem;
            margin-bottom: 25px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-column h3:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40px;
            height: 3px;
            background-color: var(--accent-color);
        }

        .footer-links li {
            margin-bottom: 12px;
        }

        .footer-links a:hover {
            color: var(--accent-color);
            padding-left: 5px;
            transition: var(--transition);
        }

        .social-icons {
            display: flex;
            gap: 15px;
            margin-top: 20px;
        }

        .social-icons a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }

        .social-icons a:hover {
            background-color: var(--accent-color);
            transform: translateY(-3px);
        }

        .newsletter-form .form-group {
            margin-bottom: 15px;
        }

        .checkbox-group {
            display: flex;
            align-items: flex-start;
            margin: 15px 0;
        }

        .checkbox-group input {
            margin-right: 10px;
            margin-top: 5px;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
        }

        .footer-links-bottom {
            display: flex;
            gap: 20px;
        }

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

        /* Modal */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            z-index: 2000;
            justify-content: center;
            align-items: center;
        }

        .modal-content {
            background-color: white;
            padding: 30px;
            border-radius: 8px;
            max-width: 600px;
            width: 90%;
            max-height: 80vh;
            overflow-y: auto;
            position: relative;
        }

        .close-modal {
            position: absolute;
            top: 15px;
            right: 15px;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--gray-color);
        }

        .close-modal:hover {
            color: var(--dark-color);
        }

        /* Promotional Banner */
        .promo-banner {
            background-color: var(--accent-color);
            color: white;
            padding: 15px;
            text-align: center;
            font-weight: 500;
            position: relative;
        }

        .close-promo {
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            cursor: pointer;
            font-size: 1.2rem;
        }

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

        /* Responsive Styles */
        @media (max-width: 992px) {
            h1 {
                font-size: 2.4rem;
            }
            
            h2 {
                font-size: 1.8rem;
            }
            
            .about-content, 
            .warranty-content,
            .contact-container {
                flex-direction: column;
            }
            
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .mobile-toggle {
                display: block;
            }
            
            .nav-menu {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background-color: white;
                flex-direction: column;
                align-items: center;
                padding: 20px 0;
                box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
                transform: translateY(-100%);
                opacity: 0;
                transition: var(--transition);
                z-index: 999;
            }
            
            .nav-menu.active {
                transform: translateY(0);
                opacity: 1;
            }
            
            .nav-menu li {
                margin: 15px 0;
            }
            
            .header-buttons {
                display: none;
            }
            
            .hero {
                padding: 150px 0 80px;
            }
            
            .hero h1 {
                font-size: 2.2rem;
            }
            
            .form-row {
                flex-direction: column;
                gap: 0;
            }
            
            .footer-bottom {
                flex-direction: column;
                gap: 15px;
                text-align: center;
            }
        }

        @media (max-width: 576px) {
            .section-padding {
                padding: 60px 0;
            }
            
            .about-stats {
                grid-template-columns: 1fr;
            }
            
            .features {
                grid-template-columns: 1fr;
            }
            
            .footer-content {
                grid-template-columns: 1fr;
            }
            
            .quote-form, 
            .warranty-content {
                padding: 25px;
            }
        }