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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            color: #333;
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* Header */
        header {
            background: rgba(255, 255, 255, 0.98);
            padding: 1rem 5%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            transition: padding 0.3s ease;
        }

        header.scrolled {
            padding: 0.5rem 5%;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            color: #6A5ACD;
        }

        nav {
            display: flex;
            gap: 2rem;
            align-items: center;
        }

        nav a {
            color: #333;
            text-decoration: none;
            transition: color 0.3s;
            font-weight: 500;
        }

        nav a:hover {
            color: #6A5ACD;
        }

        .cta-btn {
            background: #6A5ACD;
            color: white;
            padding: 0.8rem 1.5rem;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s;
            text-decoration: none;
        }

        .cta-btn:hover {
            background: #836FFF;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(106,90,205, 0.3);
        }

        /* Hero Section */
        .hero {
            height: 100vh;
            background: linear-gradient(rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.4)), url('../images/hero.webp');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            color: white;
            margin-top: 80px;
        }

        .hero-content h1 {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            animation: fadeInUp 1s ease;
        }

        .hero-content p {
            font-size: 1.3rem;
            margin-bottom: 2rem;
            animation: fadeInUp 1s ease 0.2s backwards;
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            animation: fadeInUp 1s ease 0.4s backwards;
        }

        .hero-buttons .cta-btn {
            font-size: 1.1rem;
        }

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

        .secondary-btn:hover {
            background: white;
            color: #6A5ACD;
        }

        /* About Section */
        .about {
            padding: 5rem 5%;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .about-image {
            width: 100%;
            height: 400px;
            background: linear-gradient(135deg, #6A5ACD, #836FFF);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
        }

        .about-text h2 {
            font-size: 2.5rem;
            color: #6A5ACD;
            margin-bottom: 1rem;
        }

        .about-text p {
            margin-bottom: 1rem;
            color: #555;
        }

        .about-highlights {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
            margin-top: 1.5rem;
        }

        .highlight {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: #6A5ACD;
            font-weight: 600;
        }

        /* Services Section */
        .services {
            padding: 5rem 5%;
            background: #f9f9f9;
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            color: #6A5ACD;
            margin-bottom: 3rem;
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 2rem;
        }

        .service-card {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            text-align: center;
            transition: all 0.3s;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
        }

        .service-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 30px rgba(106,90,205, 0.2);
        }

        .service-icon {
            font-size: 3rem;
            margin-bottom: 1rem;
        }

        .service-card h3 {
            color: #6A5ACD;
            margin-bottom: 0.5rem;
        }

        /* Why Choose Us */
        .why-choose {
            padding: 5rem 5%;
            text-align: center;
        }

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

        .feature {
            padding: 2rem;
        }

        .feature-icon {
            font-size: 3rem;
            color: #6A5ACD;
            margin-bottom: 1rem;
        }

        .feature h3 {
            color: #333;
            margin-bottom: 0.5rem;
        }

        /* Warranty Section */
        .warranty {
            padding: 5rem 5%;
            background: linear-gradient(135deg, #6A5ACD, #836FFF);
            color: white;
            text-align: center;
        }

        .warranty h2 {
            font-size: 2.5rem;
            margin-bottom: 2rem;
        }

        .warranty-items {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin: 2rem 0;
        }

        .warranty-item {
            background: rgba(255, 255, 255, 0.1);
            padding: 1.5rem;
            border-radius: 10px;
            backdrop-filter: blur(10px);
        }

        .warranty-item h4 {
            font-size: 1.2rem;
            margin-bottom: 0.5rem;
        }

        /* Contact Form */
        .contact {
            padding: 5rem 5%;
            background: #f9f9f9;
        }

        .contact-container {
            max-width: 800px;
            margin: 0 auto;
        }

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

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: #333;
            font-weight: 600;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid #ddd;
            border-radius: 5px;
            font-size: 1rem;
            transition: border 0.3s;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: #6A5ACD;
            outline: none;
        }

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

        .submit-btn {
            width: 100%;
            padding: 1rem;
            background: #6A5ACD;
            color: white;
            border: none;
            border-radius: 5px;
            font-size: 1.1rem;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s;
        }

        .submit-btn:hover {
            background: #836FFF;
        }

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

        .testimonial-slider {
            max-width: 800px;
            margin: 3rem auto;
            position: relative;
        }

        .testimonial {
            background: #f9f9f9;
            padding: 2rem;
            border-radius: 10px;
            text-align: center;
            display: none;
        }

        .testimonial.active {
            display: block;
            animation: fadeIn 0.5s;
        }

        .testimonial-image {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: #6A5ACD;
            margin: 0 auto 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 2rem;
        }

        .testimonial-text {
            font-style: italic;
            margin-bottom: 1rem;
            color: #555;
        }

        .testimonial-name {
            font-weight: bold;
            color: #6A5ACD;
        }

        .slider-dots {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin-top: 2rem;
        }

        .dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #ddd;
            cursor: pointer;
            transition: background 0.3s;
        }

        .dot.active {
            background: #6A5ACD;
        }

        /* Footer */
        footer {
            background: #1a1a1a;
            color: white;
            padding: 3rem 5%;
        }

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

        .footer-section h3 {
            color: #6A5ACD;
            margin-bottom: 1rem;
        }

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

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

        .footer-section a {
            color: white;
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer-section a:hover {
            color: #6A5ACD;
        }

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

        .social-icon {
            width: 40px;
            height: 40px;
            background: #6A5ACD;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s;
        }

        .social-icon:hover {
            background: #836FFF;
            transform: translateY(-3px);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #333;
        }

        /* Popup */
        .popup {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            z-index: 2000;
            align-items: center;
            justify-content: center;
        }

        .popup.active {
            display: flex;
        }

        .popup-content {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            max-width: 600px;
            max-height: 80vh;
            overflow-y: auto;
            position: relative;
        }

        .close-popup {
            position: absolute;
            top: 1rem;
            right: 1rem;
            font-size: 2rem;
            cursor: pointer;
            color: #333;
        }

        .popup-content h2 {
            color: #6A5ACD;
            margin-bottom: 1rem;
        }

        .checkbox-group {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            margin-top: 1rem;
        }

        .success-message {
            display: none;
            background: #4CAF50;
            color: white;
            padding: 1rem;
            border-radius: 5px;
            margin-top: 1rem;
            text-align: center;
        }

        .success-message.active {
            display: block;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }

            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
            }

            to {
                opacity: 1;
            }
        }

        /* Mobile Menu */
        .mobile-menu-btn {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: #6A5ACD;
        }

        @media (max-width: 768px) {
            nav {
                display: none;
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background: white;
                flex-direction: column;
                padding: 2rem;
                box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            }

            nav.active {
                display: flex;
            }

            .mobile-menu-btn {
                display: block;
            }

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

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

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