/* CSS Reset & Base Styles */
        :root {
            --primary: #E74C3C;
            --primary-dark: #C0392B;
            --secondary: #2C3E50;
            --secondary-light: #34495E;
            --accent: #3498DB;
            --light: #ECF0F1;
            --dark: #2C3E50;
            --gray: #95A5A6;
            --success: #2ECC71;
            --warning: #F39C12;
            --shadow: 0 4px 20px rgba(0,0,0,0.1);
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
            
            /* Unique Section Backgrounds */
            --hero-bg: linear-gradient(135deg, #1a2a6c 0%, #b21f1f 50%, #fdbb2d 100%);
            --about-bg: #ffffff;
            --products-bg: #f8f9fa;
            --stats-bg: linear-gradient(135deg, #2C3E50 0%, #34495E 100%);
            --testimonials-bg: #ffffff;
            --contact-bg: #f8f9fa;
            --footer-bg: linear-gradient(135deg, #0F2027 0%, #203A43 50%, #2C5364 100%);
        }

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

        body {
            font-family: 'Poppins', sans-serif;
            color: var(--dark);
            line-height: 1.7;
            overflow-x: hidden;
        }

        h1, h2, h3, h4 {
            font-family: 'Roboto', sans-serif;
            font-weight: 700;
            line-height: 1.3;
        }

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

        ul {
            list-style: none;
        }

        img {
            max-width: 100%;
            height: auto;
        }

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

        .btn {
            display: inline-block;
            padding: 12px 30px;
            border-radius: 50px;
            font-weight: 600;
            text-align: center;
            cursor: pointer;
            transition: var(--transition);
            border: none;
            position: relative;
            overflow: hidden;
            z-index: 1;
        }

        .btn-primary {
            background: var(--primary);
            color: white;
            box-shadow: 0 4px 15px rgba(231, 76, 60, 0.4);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(231, 76, 60, 0.5);
        }

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

        .btn-secondary:hover {
            background: var(--secondary-light);
            transform: translateY(-3px);
        }

        .btn-outline {
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
        }

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

        .section {
            padding: 100px 0;
            position: relative;
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 2.5rem;
            color: var(--secondary);
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }

        .section-title h2::after {
            content: '';
            position: absolute;
            width: 60px;
            height: 4px;
            background: var(--primary);
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            border-radius: 2px;
        }

        .section-title p {
            color: var(--gray);
            max-width: 700px;
            margin: 0 auto;
            font-size: 1.1rem;
        }

        /* Preloader */
        #preloader {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--secondary);
            display: flex;
            justify-content: center;
            align-items: center;
            z-index: 9999;
            transition: opacity 0.5s ease;
        }

        #preloader.fade-out {
            opacity: 0;
        }

        .loader {
            width: 50px;
            height: 50px;
            border: 5px solid rgba(255,255,255,0.2);
            border-radius: 50%;
            border-top-color: var(--primary);
            animation: spin 1s linear infinite;
        }

        @keyframes spin {
            100% { transform: rotate(360deg); }
        }

        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            transition: all 0.3s ease;
            background: rgba(44, 62, 80, 0.95);
            backdrop-filter: blur(10px);
        }

        header.scrolled {
            box-shadow: var(--shadow);
            background: rgba(44, 62, 80, 0.98);
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: white;
            display: flex;
            align-items: center;
        }

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

        .logo:hover span {
            color: white;
        }

        .logo img {
            height: 40px;
            margin-right: 10px;
        }

        .nav-menu {
            display: flex;
        }

        .nav-menu li {
            margin-left: 30px;
            position: relative;
        }

        .nav-menu li a {
            color: white;
            font-weight: 500;
            transition: var(--transition);
            padding: 5px 0;
            position: relative;
        }

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

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

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

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }

        /* Hero Section */
        .hero {
            height: 100vh;
            min-height: 700px;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            background: var(--hero-bg);
            color: white;
        }

        .hero::before {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 100px;
            background: linear-gradient(transparent, var(--about-bg));
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            padding: 0 20px;
            animation: fadeInUp 1s ease;
        }

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 5px rgba(0,0,0,0.3);
        }

        .hero p {
            font-size: 1.2rem;
            margin-bottom: 30px;
            text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
        }

        .hero-btns {
            display: flex;
            justify-content: center;
            gap: 15px;
            flex-wrap: wrap;
        }

        /* About Section */
        .about {
            background: var(--about-bg);
        }

        .about-content {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 50px;
        }

        .about-text {
            flex: 1;
            min-width: 300px;
            animation: fadeInLeft 1s ease;
        }

        .about-text h3 {
            font-size: 2rem;
            margin-bottom: 20px;
            color: var(--secondary);
        }

        .about-text p {
            margin-bottom: 15px;
        }

        .about-features {
            margin-top: 30px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
        }

        .feature-item {
            background: var(--light);
            padding: 20px;
            border-radius: 8px;
            text-align: center;
            transition: var(--transition);
            border: 1px solid rgba(0,0,0,0.05);
        }

        .feature-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
        }

        .feature-icon {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 15px;
        }

        .about-image {
            flex: 1;
            min-width: 300px;
            position: relative;
            animation: fadeInRight 1s ease;
        }

        .about-image img {
            border-radius: 10px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.1);
            transition: var(--transition);
        }

        .about-image:hover img {
            transform: scale(1.03);
        }

        .about-image::after {
            content: '';
            position: absolute;
            width: 100%;
            height: 100%;
            border: 3px solid var(--primary);
            border-radius: 10px;
            top: 15px;
            left: 15px;
            z-index: -1;
            animation: float 4s ease-in-out infinite;
        }

        /* Products Section */
        .products {
            background: var(--products-bg);
        }

        .product-filter {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 40px;
        }

        .filter-btn {
            padding: 8px 20px;
            background: white;
            border: 1px solid #ddd;
            border-radius: 50px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 500;
        }

        .filter-btn.active, .filter-btn:hover {
            background: var(--primary);
            color: white;
            border-color: var(--primary);
        }

        .product-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 30px;
        }

        .product-card {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            position: relative;
            border: 1px solid rgba(0,0,0,0.05);
        }

        .product-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }

        .product-badge {
            position: absolute;
            top: 15px;
            right: 15px;
            background: var(--primary);
            color: white;
            padding: 5px 10px;
            border-radius: 5px;
            font-size: 0.8rem;
            font-weight: 600;
            z-index: 2;
        }

        .product-image {
            height: 220px;
            overflow: hidden;
            position: relative;
        }

        .product-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .product-card:hover .product-image img {
            transform: scale(1.1);
        }

        .product-info {
            padding: 20px;
        }

        .product-category {
            display: inline-block;
            color: var(--primary);
            font-size: 0.9rem;
            font-weight: 600;
            margin-bottom: 5px;
        }

        .product-title {
            font-size: 1.2rem;
            margin-bottom: 10px;
            transition: var(--transition);
        }

        .product-card:hover .product-title {
            color: var(--primary);
        }

        .product-specs {
            margin-bottom: 15px;
        }

        .product-specs li {
            display: flex;
            margin-bottom: 5px;
            font-size: 0.9rem;
        }

        .product-specs li span:first-child {
            font-weight: 600;
            min-width: 100px;
            color: var(--secondary);
        }

        .product-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 15px;
            padding-top: 15px;
            border-top: 1px solid #eee;
        }

        .product-price {
            font-weight: 700;
            color: var(--secondary);
            font-size: 1.2rem;
        }

        /* Stats Section */
        .stats {
            background: var(--stats-bg);
            color: white;
            text-align: center;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
        }

        .stat-item {
            padding: 30px;
            position: relative;
        }

        .stat-item::after {
            content: '';
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 1px;
            height: 60px;
            background: rgba(255,255,255,0.2);
        }

        .stat-item:last-child::after {
            display: none;
        }

        .stat-number {
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--primary);
        }

        .stat-text {
            font-size: 1.1rem;
            opacity: 0.9;
        }

        /* Testimonials */
        .testimonials {
            background: var(--testimonials-bg);
        }

        .testimonial-slider {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
        }

        .testimonial-item {
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            text-align: center;
            margin: 20px;
            border: 1px solid rgba(0,0,0,0.05);
        }

        .testimonial-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            margin: 0 auto 20px;
            overflow: hidden;
            border: 3px solid var(--primary);
        }

        .testimonial-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .testimonial-text {
            font-style: italic;
            margin-bottom: 20px;
            position: relative;
        }

        .testimonial-text::before,
        .testimonial-text::after {
            content: '"';
            font-size: 3rem;
            color: var(--primary);
            opacity: 0.3;
            position: absolute;
        }

        .testimonial-text::before {
            top: -20px;
            left: -10px;
        }

        .testimonial-text::after {
            bottom: -40px;
            right: -10px;
        }

        .testimonial-author {
            font-weight: 700;
            margin-bottom: 5px;
        }

        .testimonial-company {
            color: var(--gray);
            font-size: 0.9rem;
        }

        /* Contact Section */
        .contact {
            background: var(--contact-bg);
        }

        .contact-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }

        .contact-info h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            position: relative;
        }

        .contact-info h3::after {
            content: '';
            position: absolute;
            width: 50px;
            height: 3px;
            background: var(--primary);
            bottom: -10px;
            left: 0;
        }

        .contact-info p {
            margin-bottom: 20px;
        }

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

        .contact-item {
            display: flex;
            align-items: flex-start;
            margin-bottom: 20px;
            transition: var(--transition);
        }

        .contact-item:hover {
            transform: translateX(5px);
        }

        .contact-icon {
            font-size: 1.2rem;
            color: var(--primary);
            margin-right: 15px;
            margin-top: 3px;
        }

        .contact-form {
            background: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(0,0,0,0.05);
        }

        .contact-form h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
            position: relative;
        }

        .contact-form h3::after {
            content: '';
            position: absolute;
            width: 50px;
            height: 3px;
            background: var(--primary);
            bottom: -10px;
            left: 0;
        }

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

        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-family: inherit;
            transition: var(--transition);
        }

        .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.2);
            outline: none;
        }

        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }

        /* Footer */
        footer {
            background: var(--footer-bg);
            color: white;
            padding: 80px 0 0;
            position: relative;
        }

        footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: linear-gradient(90deg, var(--primary) 0%, var(--primary-dark) 100%);
        }

        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-col h3 {
            font-size: 1.3rem;
            margin-bottom: 20px;
            position: relative;
            color: white;
        }

        .footer-col h3::after {
            content: '';
            position: absolute;
            width: 40px;
            height: 2px;
            background: var(--primary);
            bottom: -8px;
            left: 0;
        }

        .footer-col p {
            margin-bottom: 15px;
            opacity: 0.9;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            opacity: 0.8;
            transition: var(--transition);
            display: inline-block;
            color: white;
        }

        .footer-links a:hover {
            opacity: 1;
            color: var(--primary);
            transform: translateX(5px);
        }

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

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

        .social-links a:hover {
            background: var(--primary);
            transform: translateY(-5px);
        }

        .footer-bottom {
            text-align: center;
            padding: 20px 0;
            border-top: 1px solid rgba(255,255,255,0.1);
            margin-top: 40px;
            background: rgba(0,0,0,0.1);
        }

        /* Back to Top Button */
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 50px;
            height: 50px;
            background: var(--primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            z-index: 99;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }

        .back-to-top.active {
            opacity: 1;
            visibility: visible;
        }

        .back-to-top:hover {
            background: var(--primary-dark);
            transform: translateY(-5px);
        }

        /* Chatbot */
        .chatbot-toggle {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 60px;
            height: 60px;
            background: var(--primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 99;
            box-shadow: 0 5px 20px rgba(231, 76, 60, 0.4);
            transition: var(--transition);
            animation: pulse 2s infinite;
        }

        .chatbot-toggle:hover {
            transform: scale(1.1);
            animation: none;
        }

        .chatbot-container {
            position: fixed;
            bottom: 100px;
            right: 30px;
            width: 350px;
            max-width: 90%;
            background: white;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
            overflow: hidden;
            z-index: 100;
            transform: translateY(20px);
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
        }

        .chatbot-container.active {
            transform: translateY(0);
            opacity: 1;
            visibility: visible;
        }

        .chatbot-header {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
            padding: 15px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .chatbot-header h3 {
            font-size: 1.2rem;
        }

        .chatbot-close {
            background: none;
            border: none;
            color: white;
            font-size: 1.2rem;
            cursor: pointer;
        }

        .chatbot-body {
            height: 400px;
            display: flex;
            flex-direction: column;
        }

        .chatbot-messages {
            flex: 1;
            padding: 20px;
            overflow-y: auto;
            background: #f9f9f9;
        }

        .chat-message {
            margin-bottom: 15px;
            max-width: 80%;
            padding: 12px 15px;
            border-radius: 18px;
            position: relative;
            opacity: 0;
            transform: translateY(10px);
            animation: messageIn 0.3s forwards;
        }

        .bot-message {
            background: white;
            align-self: flex-start;
            border-bottom-left-radius: 5px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        }

        .user-message {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
            align-self: flex-end;
            border-bottom-right-radius: 5px;
        }

        .chatbot-input {
            display: flex;
            padding: 15px;
            border-top: 1px solid #eee;
            background: white;
        }

        .chatbot-input input {
            flex: 1;
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 25px;
            outline: none;
            font-family: inherit;
            transition: var(--transition);
        }

        .chatbot-input input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 2px rgba(231, 76, 60, 0.2);
        }

        .chatbot-send {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
            border: none;
            border-radius: 25px;
            padding: 0 20px;
            margin-left: 10px;
            cursor: pointer;
            transition: var(--transition);
        }

        .chatbot-send:hover {
            transform: scale(1.05);
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes fadeInLeft {
            from {
                opacity: 0;
                transform: translateX(-20px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        @keyframes fadeInRight {
            from {
                opacity: 0;
                transform: translateX(20px);
            }
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }

        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-15px); }
            100% { transform: translateY(0px); }
        }

        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(231, 76, 60, 0.7); }
            70% { box-shadow: 0 0 0 15px rgba(231, 76, 60, 0); }
            100% { box-shadow: 0 0 0 0 rgba(231, 76, 60, 0); }
        }

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

        /* Responsive Styles */
        @media (max-width: 992px) {
            .hero h1 {
                font-size: 2.8rem;
            }
            
            .section {
                padding: 80px 0;
            }
            
            .section-title h2 {
                font-size: 2.2rem;
            }
        }

        @media (max-width: 768px) {
            .mobile-menu-btn {
                display: block;
            }
            
            .nav-menu {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background: var(--secondary);
                flex-direction: column;
                align-items: center;
                padding: 20px 0;
                clip-path: circle(0px at 90% -10%);
                transition: all 0.5s ease-out;
                pointer-events: none;
            }
            
            .nav-menu.active {
                clip-path: circle(1000px at 90% -10%);
                pointer-events: all;
            }
            
            .nav-menu li {
                margin: 15px 0;
            }
            
            .hero {
                min-height: 600px;
            }
            
            .hero h1 {
                font-size: 2.2rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            .hero-btns {
                flex-direction: column;
                gap: 10px;
            }
            
            .about-content {
                flex-direction: column;
            }
            
            .about-text, .about-image {
                min-width: 100%;
            }
            
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            
            .stat-item:nth-child(2)::after {
                display: none;
            }
            
            .footer-container {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 576px) {
            .hero h1 {
                font-size: 2rem;
            }
            
            .section-title h2 {
                font-size: 1.8rem;
            }
            
            .product-grid {
                grid-template-columns: 1fr;
            }
            
            .stats-grid {
                grid-template-columns: 1fr;
            }
            
            .stat-item::after {
                display: none;
            }
            
            .footer-container {
                grid-template-columns: 1fr;
            }
            
            .chatbot-container {
                width: 90%;
                right: 5%;
            }
        }