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

        :root {
            --primary-color: #2c3e50;
            --secondary-color: #e67e22;
            --accent-color: #3498db;
            --text-dark: #2c3e50;
            --text-light: #7f8c8d;
            --bg-light: #ecf0f1;
            --bg-white: #ffffff;
            --success-color: #27ae60;
            --shadow: 0 2px 10px rgba(0,0,0,0.1);
            --shadow-hover: 0 5px 20px rgba(0,0,0,0.15);
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-dark);
            overflow-x: hidden;
        }

        /* Header Styles */
        header {
            background: var(--bg-white);
            box-shadow: var(--shadow);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            transition: all 0.3s ease;
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 5%;
            max-width: 1400px;
            margin: 0 auto;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            color: var(--primary-color);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .logo i {
            color: var(--secondary-color);
        }

        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
            align-items: center;
        }

        .nav-links a {
            color: var(--text-dark);
            text-decoration: none;
            transition: color 0.3s ease;
            font-weight: 500;
        }

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

        .nav-links .btn {
            background: var(--secondary-color);
            color: white;
            padding: 0.5rem 1.5rem;
            border-radius: 25px;
            transition: all 0.3s ease;
        }

        .nav-links .btn:hover {
            background: #d35400;
            transform: translateY(-2px);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
        }

        .hamburger span {
            width: 25px;
            height: 3px;
            background: var(--primary-color);
            margin: 3px 0;
            transition: 0.3s;
        }

        /* Hero Section */
        .hero {
            margin-top: 80px;
            background: linear-gradient(135deg, rgba(44, 62, 80, 0.9), rgba(52, 152, 219, 0.9)),
                        url('https://picsum.photos/seed/renovation/1920/1080') center/cover;
            min-height: 600px;
            display: flex;
            align-items: center;
            color: white;
            position: relative;
            overflow: hidden;
        }

        .hero-content {
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 5%;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .hero-text h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            animation: slideInLeft 1s ease;
        }

        .hero-text p {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            animation: slideInLeft 1s ease 0.2s;
            animation-fill-mode: both;
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
            animation: slideInLeft 1s ease 0.4s;
            animation-fill-mode: both;
        }

        .btn-primary, .btn-secondary {
            padding: 1rem 2rem;
            border: none;
            border-radius: 30px;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

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

        .btn-primary:hover {
            background: #d35400;
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
        }

        .btn-secondary {
            background: transparent;
            color: white;
            border: 2px solid white;
        }

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

        .hero-form {
            background: rgba(255, 255, 255, 0.95);
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
            animation: slideInRight 1s ease;
        }

        .hero-form h3 {
            color: var(--primary-color);
            margin-bottom: 1.5rem;
            text-align: center;
        }

        .form-group {
            margin-bottom: 1rem;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: var(--text-dark);
            font-weight: 500;
        }

        .form-group input, .form-group select, .form-group textarea {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: border-color 0.3s ease;
        }

        .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
            outline: none;
            border-color: var(--accent-color);
        }

        /* About Section */
        .about {
            padding: 5rem 5%;
            background: var(--bg-light);
        }

        .container {
            max-width: 1400px;
            margin: 0 auto;
        }

        .section-title {
            text-align: center;
            margin-bottom: 3rem;
        }

        .section-title h2 {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }

        .section-title p {
            font-size: 1.1rem;
            color: var(--text-light);
            max-width: 600px;
            margin: 0 auto;
        }

        .about-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .about-text {
            padding: 2rem;
        }

        .about-text h3 {
            font-size: 1.8rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }

        .about-text p {
            margin-bottom: 1rem;
            color: var(--text-dark);
            line-height: 1.8;
        }

        .about-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
            margin-top: 2rem;
        }

        .stat-card {
            text-align: center;
            padding: 1.5rem;
            background: white;
            border-radius: 10px;
            box-shadow: var(--shadow);
            transition: transform 0.3s ease;
        }

        .stat-card:hover {
            transform: translateY(-5px);
        }

        .stat-card i {
            font-size: 2rem;
            color: var(--secondary-color);
            margin-bottom: 0.5rem;
        }

        .stat-card h4 {
            font-size: 2rem;
            color: var(--primary-color);
        }

        .stat-card p {
            color: var(--text-light);
        }

        .about-image {
            position: relative;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }

        .about-image img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* Services Section */
        .services {
            padding: 5rem 5%;
            background: white;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .service-card {
            background: white;
            border-radius: 15px;
            padding: 2rem;
            box-shadow: var(--shadow);
            transition: all 0.3s ease;
            text-align: center;
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .service-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
            transform: translateX(-100%);
            transition: transform 0.3s ease;
        }

        .service-card:hover::before {
            transform: translateX(0);
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }

        .service-card i {
            font-size: 3rem;
            color: var(--secondary-color);
            margin-bottom: 1rem;
        }

        .service-card h3 {
            font-size: 1.3rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }

        .service-card p {
            color: var(--text-light);
            line-height: 1.6;
        }

        /* Why Choose Us */
        .why-choose {
            padding: 5rem 5%;
            background: var(--bg-light);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .feature-card {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: all 0.3s ease;
        }

        .feature-card:hover {
            transform: scale(1.05);
            box-shadow: var(--shadow-hover);
        }

        .feature-card i {
            font-size: 2.5rem;
            color: var(--accent-color);
            margin-bottom: 1rem;
        }

        .feature-card h3 {
            color: var(--primary-color);
            margin-bottom: 1rem;
        }

        .feature-card p {
            color: var(--text-light);
        }

        /* Home Warranty */
        .warranty {
            padding: 5rem 5%;
            background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
            color: white;
        }

        .warranty-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .warranty-text h2 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }

        .warranty-text p {
            font-size: 1.1rem;
            margin-bottom: 2rem;
            line-height: 1.8;
        }

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

        .warranty-features li {
            padding: 0.5rem 0;
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .warranty-features i {
            color: var(--secondary-color);
        }

        .warranty-image {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            text-align: center;
        }

        .warranty-badge {
            background: var(--secondary-color);
            color: white;
            padding: 1rem 2rem;
            border-radius: 10px;
            font-size: 1.2rem;
            font-weight: bold;
            display: inline-block;
            margin-top: 1rem;
        }

        /* Contact Section */
        .contact {
            padding: 5rem 5%;
            background: var(--bg-light);
        }

        .contact-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            margin-top: 3rem;
        }

        .contact-info {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }

        .contact-info h3 {
            color: var(--primary-color);
            margin-bottom: 2rem;
        }

        .contact-item {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1.5rem;
        }

        .contact-item i {
            font-size: 1.5rem;
            color: var(--secondary-color);
            width: 40px;
        }

        .contact-form {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            box-shadow: var(--shadow);
        }

        /* Testimonials */
        .testimonials {
            padding: 5rem 5%;
            background: white;
        }

        .testimonials-slider {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 2rem;
            margin-top: 3rem;
        }

        .testimonial-card {
            background: var(--bg-light);
            padding: 2rem;
            border-radius: 15px;
            position: relative;
            transition: transform 0.3s ease;
        }

        .testimonial-card:hover {
            transform: translateY(-5px);
        }

        .testimonial-card::before {
            content: '"';
            position: absolute;
            top: 10px;
            left: 20px;
            font-size: 4rem;
            color: var(--secondary-color);
            opacity: 0.3;
        }

        .testimonial-text {
            margin-bottom: 1.5rem;
            font-style: italic;
            color: var(--text-dark);
            position: relative;
            z-index: 1;
        }

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

        .author-avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            object-fit: cover;
        }

        .author-info h4 {
            color: var(--primary-color);
        }

        .author-info p {
            color: var(--text-light);
            font-size: 0.9rem;
        }

        .rating {
            color: var(--secondary-color);
            margin-top: 0.5rem;
        }

        /* Footer */
        footer {
            background: var(--primary-color);
            color: white;
            padding: 3rem 5% 1rem;
        }

        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }

        .footer-section h3 {
            margin-bottom: 1rem;
            color: var(--secondary-color);
        }

        .footer-section p, .footer-section a {
            color: #bdc3c7;
            text-decoration: none;
            line-height: 1.8;
            transition: color 0.3s ease;
        }

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

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

        .footer-section ul li {
            margin-bottom: 0.5rem;
        }

        .social-links {
            display: flex;
            gap: 1rem;
            margin-top: 1rem;
        }

        .social-links a {
            width: 40px;
            height: 40px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #bdc3c7;
        }

        .footer-bottom a {
            color: var(--secondary-color);
            text-decoration: none;
            margin: 0 0.5rem;
            cursor: pointer;
        }

        /* Modal Styles */
        .modal {
            display: none;
            position: fixed;
            z-index: 2000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            animation: fadeIn 0.3s ease;
        }

        .modal-content {
            background-color: white;
            margin: 5% auto;
            padding: 2rem;
            border-radius: 15px;
            width: 90%;
            max-width: 600px;
            max-height: 80vh;
            overflow-y: auto;
            animation: slideIn 0.3s ease;
        }

        .modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 1.5rem;
            padding-bottom: 1rem;
            border-bottom: 2px solid var(--bg-light);
        }

        .modal-header h2 {
            color: var(--primary-color);
        }

        .close {
            color: var(--text-light);
            font-size: 28px;
            font-weight: bold;
            cursor: pointer;
            transition: color 0.3s ease;
        }

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

        .modal-body {
            color: var(--text-dark);
            line-height: 1.8;
        }

        .modal-body h3 {
            color: var(--primary-color);
            margin: 1.5rem 0 1rem;
        }

        .modal-body ul {
            margin-left: 2rem;
            margin-bottom: 1rem;
        }

        /* Notification Toast */
        .toast {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background: var(--success-color);
            color: white;
            padding: 1rem 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow-hover);
            display: none;
            align-items: center;
            gap: 1rem;
            animation: slideInRight 0.3s ease;
            z-index: 3000;
        }

        .toast.show {
            display: flex;
        }

        .toast i {
            font-size: 1.5rem;
        }

        /* Animations */
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        @keyframes slideIn {
            from { transform: translateY(-50px); opacity: 0; }
            to { transform: translateY(0); opacity: 1; }
        }

        @keyframes slideInLeft {
            from { transform: translateX(-50px); opacity: 0; }
            to { transform: translateX(0); opacity: 1; }
        }

        @keyframes slideInRight {
            from { transform: translateX(50px); opacity: 0; }
            to { transform: translateX(0); opacity: 1; }
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: white;
                flex-direction: column;
                padding: 1rem;
                box-shadow: var(--shadow);
            }

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

            .hamburger {
                display: flex;
            }

            .hero-content {
                grid-template-columns: 1fr;
            }

            .hero-text h1 {
                font-size: 2rem;
            }

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

            .warranty-content {
                grid-template-columns: 1fr;
            }

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

            .about-stats {
                grid-template-columns: 1fr;
            }

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

            .testimonials-slider {
                grid-template-columns: 1fr;
            }
        }