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

        :root {
            --primary: #0A0E27;
            --secondary: #1E88E5;
            --accent: #00BFA5;
            --tertiary: #53A4EB;
            --text: #333;
            --text-light: #666;
            --bg: #FFFFFF;
            --bg-light: #F8F9FA;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            line-height: 1.6;
            color: var(--text);
            overflow-x: hidden;
        }

        /* Navigation */
        nav {
            position: fixed;
            top: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0,0,0,0.05);
        }

        .nav-container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 1rem 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;

            background-color: #ffffff; /* pure opaque white */
            backdrop-filter: none;     /* disable blur/tint */
            background: #fff;          /* ensures solid white background */
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05); /* optional subtle shadow */
        }

        .logo {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
        }

        .logo img {
            height: 70px;        /* adjust to fit your navbar */
            width: auto;
            display: block;
        }

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

        .nav-links a {
            text-decoration: none;
            color: var(--text);
            font-weight: 600;
            transition: color 0.3s;
            position: relative;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--secondary);
            transition: width 0.3s;
        }

        .nav-links a:hover::after {
            width: 100%;
            background: var(--secondary);
        }

        .playstore-btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: var(--secondary);
            color: white !important;
            padding: 0.6rem 1.2rem;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .playstore-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 20px rgba(0,0,0,0.2);
        }

        /* Hero Section */
        .hero {
            height: 100vh;
            position: relative;
            overflow: hidden;
            margin-top: 70px;
        }

        .hero-slider {
            height: 100%;
            position: relative;
        }

        .hero-slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            opacity: 0;
            transition: opacity 1s ease-in-out;
        }

        .hero-slide.active {
            opacity: 1;
        }

        .hero-slide img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(10,14,39,0.8), rgba(30,136,229,0.3));
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            text-align: center;
        }

        .hero-content h1 {
            font-size: 4rem;
            font-weight: 800;
            margin-bottom: 1rem;
            animation: fadeInUp 1s ease;
        }

        .hero-content p {
            font-size: 1.5rem;
            margin-bottom: 2rem;
            animation: fadeInUp 1s ease 0.2s backwards;
        }

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

        /* Section Styles */
        section {
            padding: 5rem 2rem;
        }

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

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 3rem;
            color: var(--primary);
        }

        /* Categories */
        .categories {
            background: var(--bg-light);
        }

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

        .category-card {
            background: white;
            padding: 2rem;
            border-radius: 16px;
            text-align: center;
            transition: transform 0.3s, box-shadow 0.3s;
            cursor: pointer;
            display: block;
            text-decoration: none;
            color: inherit;
        }

        .category-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 10px 40px rgba(0,0,0,0.1);
        }

        .category-icon {
            width: 80px;
            height: 80px;
            background: linear-gradient(135deg, var(--secondary), var(--accent));
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.5rem;
            font-size: 2rem;
        }

        .category-image {
            width: 180px;
            height: 180px;
            object-fit: cover;
            border-radius: 50%;
            margin-bottom: 10px;
        }

        .category-card h3 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: var(--primary);
        }

        /* Why Choose Us */
        .why-choose {
            background: white;
        }

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

        .feature-item {
            padding: 2rem;
            border-left: 4px solid var(--secondary);
            background: var(--bg-light);
            border-radius: 8px;
            transition: all 0.3s;
        }

        .feature-item:hover {
            border-left-width: 8px;
            padding-left: 2.5rem;
        }

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

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

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

        .about-image {
            width: 80%;
            height: 700px;
            border-radius: 16px;
            object-fit: cover;
            box-shadow: 0 20px 60px rgba(0,0,0,0.1);
        }

        .about-text h2 {
            font-size: 2rem;
            margin-bottom: 1.5rem;
            color: var(--primary);
        }

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

        /* Footer */
        footer {
            background: var(--primary);
            color: white;
            padding: 4rem 2rem 2rem;
        }

        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 2rem;
        }

        .footer-section h3 {
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }

        .footer-links {
            list-style: none;
        }

        .footer-links li {
            margin-bottom: 0.8rem;
        }

        .footer-links a {
            color: rgba(255,255,255,0.8);
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer-links a:hover {
            color: white;
        }

        .social-links {
            display: flex;
            gap: 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;
            color: white;
            text-decoration: none;
            transition: background 0.3s;
        }

        .social-links a:hover {
            background: var(--secondary);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: rgba(255,255,255,0.6);
        }

        /* Contact Form */
        .contact-form {
            max-width: 800px;
            margin: 0 auto;
            background: white;
            padding: 3rem;
            border-radius: 16px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.1);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--primary);
        }

        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 1rem;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }

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

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

        .submit-btn {
            background: var(--secondary);
            color: white;
            padding: 1rem 3rem;
            border: none;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 20px rgba(30,136,229,0.4);
        }

        /* Product Pages */
        .product-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 2rem;
        }

        .product-card {
            background: white;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .product-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 8px 30px rgba(0,0,0,0.15);
        }

        .product-image {
            width: 100%;
            height: 250px;
            object-fit: cover;
        }

        .product-info {
            padding: 1.5rem;
        }

        .product-info h3 {
            font-size: 1.3rem;
            margin-bottom: 0.5rem;
            color: var(--primary);
        }

        .product-info p {
            color: var(--text-light);
            margin-bottom: 1rem;
        }

        .btn {
            display: inline-block;
            background: var(--tertiary);
            color: white;
            padding: 0.4rem 2rem;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            transition: background 0.3s;
        }

        .btn:hover {
            background: #1565C0;
        }

        /* Page Container */
        .page {
            display: none;
        }

        .page.active {
            display: block;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .nav-links {
                gap: 1rem;
                font-size: 0.9rem;
            }

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

            .hero-content p {
                font-size: 1.2rem;
            }

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

            .section-title {
                font-size: 2rem;
            }

            .playstore-btn {
                font-size: 0.8rem;
                padding: 0.5rem 1rem;
            }
        }

        .menu-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
        }

        .menu-toggle span {
            width: 25px;
            height: 3px;
            background: var(--primary);
        }

        @media (max-width: 768px) {
            .menu-toggle {
                display: flex;
            }

            .nav-links {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                background: white;
                flex-direction: column;
                padding: 2rem;
                transition: left 0.3s;
                box-shadow: 0 4px 20px rgba(0,0,0,0.1);
            }

            .nav-links.active {
                left: 0;
            }
        }