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

        :root {
            --primary-color: #2563eb;
            --secondary-color: #7c3aed;
            --accent-color: #f59e0b;
            --text-dark: #1f2937;
            --text-light: #6b7280;
            --bg-light: #f9fafb;
            --bg-white: #ffffff;
            --border-color: #e5e7eb;
            --success-color: #10b981;
        }

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

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

        /* Navigation */
        .navbar {
            background: var(--bg-white);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
            transition: all 0.3s ease;
        }

        .navbar.scrolled {
            padding: 0.5rem 0;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
        }

        .navbar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-icon {
            font-size: 1.8rem;
            color: var(--primary-color);
        }
        .logo-icon img {
          height: 60px; 
          width: auto;
          border-radius: 8px; /* optional: make it rounded */
        }


        .logo h1 {
            color: var(--primary-color);
            font-size: 1.8rem;
            margin-bottom: -5px;
        }

        .tagline {
            font-size: 0.85rem;
            color: var(--text-light);
            font-style: italic;
        }

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

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

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

        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

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

        .mobile-menu-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--text-light);
        }

        /* Hero Section with Background Image */
        .hero {
            position: relative;
            background-image: url('https://images.unsplash.com/photo-1545486332-9e0999c535b2?w=1600&h=900&fit=crop');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            color: white;
            padding: 120px 0;
            text-align: center;
            min-height: 600px;
            display: flex;
            align-items: center;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(37, 99, 0, 0.5) 0%, rgba(0, 0, 237, 0.6) 100%);
            z-index: 1;
        }

        .hero .container {
            position: relative;
            z-index: 2;
        }

        .hero-title {
            font-size: 3rem;
            margin-bottom: 1rem;
            animation: fadeInUp 1s ease;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }

        .hero-subtitle {
            font-size: 1.3rem;
            margin-bottom: 2rem;
            opacity: 0.95;
            animation: fadeInUp 1s ease 0.2s backwards;
            text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
        }

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

        /* Founder Section */
        .founder {
            background: var(--bg-white);
            padding: 80px 0;
        }

        .founder-content {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 3rem;
            align-items: center;
        }

        .founder-image {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }

        .founder-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s ease;
        }

        .founder-image:hover img {
            transform: scale(1.05);
        }

        .founder-badge {
            position: absolute;
            top: 20px;
            right: 20px;
            background: var(--accent-color);
            color: white;
            padding: 8px 15px;
            border-radius: 50px;
            font-weight: bold;
            font-size: 0.9rem;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }

        .founder-text h2 {
            font-size: 2.2rem;
            margin-bottom: 1.5rem;
            color: var(--text-dark);
        }

        .founder-text h2 span {
            color: var(--primary-color);
        }

        .founder-text p {
            margin-bottom: 1.5rem;
            color: var(--text-light);
            font-size: 1.1rem;
            line-height: 1.8;
        }

        .founder-highlights {
            display: flex;
            gap: 1.5rem;
            margin-top: 2rem;
        }

        .founder-highlight {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .highlight-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
        }

        /* Buttons */
        .btn {
            padding: 12px 30px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
            font-size: 1rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }

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

        .btn-primary:hover {
            background: #d97706;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(245, 158, 11, 0.4);
        }

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

        .btn-secondary:hover {
            background: var(--bg-light);
            transform: translateY(-2px);
        }

        .btn-large {
            padding: 15px 40px;
            font-size: 1.1rem;
            width: 100%;
            justify-content: center;
        }

        .btn-icon {
            font-size: 1.3rem;
            transition: transform 0.3s;
        }

        .btn:hover .btn-icon {
            transform: translateX(5px);
        }

        /* Sections */
        section {
            padding: 80px 0;
        }

        .section-title {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 1rem;
            color: var(--text-dark);
        }

        .section-intro {
            text-align: center;
            font-size: 1.2rem;
            color: var(--text-light);
            margin-bottom: 3rem;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }

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

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

        .about-card {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            text-align: center;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .about-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
        }

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

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

        /* Products Section */
        .products {
            position: relative;
        }

        .product-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 2rem;
        }

        .product-card {
            background: white;
            border: 2px solid var(--border-color);
            border-radius: 12px;
            padding: 2rem;
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
        }

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

        .product-card:hover::before {
            transform: scaleX(1);
        }

        .product-card:hover {
            border-color: var(--primary-color);
            box-shadow: 0 10px 30px rgba(37, 99, 235, 0.2);
            transform: translateY(-5px);
        }

        .product-image {
            font-size: 4rem;
            text-align: center;
            margin-bottom: 1rem;
        }

        .product-card h3 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: var(--text-dark);
        }

        .product-features {
            list-style: none;
            margin: 1.5rem 0;
            padding: 0;
        }

        .product-features li {
            padding: 0.5rem 0;
            color: var(--text-light);
            position: relative;
            padding-left: 25px;
        }

        .product-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--success-color);
            font-weight: bold;
        }

        /* Braille Feature Highlight */
        .braille-feature {
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            color: white;
            padding: 60px 0;
            margin: 60px 0;
            text-align: center;
        }

        .braille-feature .container {
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .braille-icon {
            font-size: 4rem;
            margin-bottom: 1.5rem;
            background: rgba(255, 255, 255, 0.2);
            width: 100px;
            height: 100px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1.5rem;
        }

        .braille-feature h2 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }

        .braille-feature p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            opacity: 0.9;
        }

        /* Mission Section */
        .mission {
            background: var(--bg-light);
        }

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

        .mission-card {
            background: white;
            padding: 2rem;
            border-radius: 12px;
            border-left: 4px solid var(--primary-color);
            transition: all 0.3s;
        }

        .mission-card:hover {
            transform: translateX(5px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }

        .mission-number {
            font-size: 2.5rem;
            font-weight: bold;
            color: var(--primary-color);
            opacity: 0.3;
            margin-bottom: 0.5rem;
        }

        .mission-card h3 {
            font-size: 1.3rem;
            margin-bottom: 1rem;
            color: var(--text-dark);
        }

        /* Enhanced Contact Section with Image */
        .contact {
            padding: 0;
            background: var(--bg-light);
        }

        .contact-image-section {
            position: relative;
            height: 300px;
            background-image: url('https://images.unsplash.com/photo-1423666639041-f56000c27a9a?w=1600&h=600&fit=crop');
            background-size: cover;
            background-position: center;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .contact-image-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(37, 99, 235, 0.85) 0%, rgba(124, 58, 237, 0.85) 100%);
        }

        .contact-image-content {
            position: relative;
            z-index: 2;
            text-align: center;
            color: white;
        }

        .contact-image-content h2 {
            font-size: 3rem;
            margin-bottom: 0.5rem;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }

        .contact-image-content p {
            font-size: 1.3rem;
            opacity: 0.95;
            text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
        }

        .contact .container {
            padding-top: 60px;
            padding-bottom: 60px;
        }

        .contact-content {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            background: white;
            padding: 3rem;
            border-radius: 16px;
            box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
            margin-top: -80px;
            position: relative;
            z-index: 10;
        }

        .contact-subtitle {
            font-size: 1.8rem;
            color: var(--text-dark);
            margin-bottom: 1rem;
        }

        .contact-description {
            color: var(--text-light);
            margin-bottom: 2rem;
            line-height: 1.8;
        }

        .contact-form {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }

        .form-group {
            display: flex;
            flex-direction: column;
        }

        .form-group label {
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--text-dark);
            font-size: 0.95rem;
        }

        .form-group input,
        .form-group textarea {
            padding: 14px;
            border: 2px solid var(--border-color);
            border-radius: 8px;
            font-size: 1rem;
            transition: all 0.3s;
            font-family: inherit;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }

        .contact-info-cards {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .info-card {
            display: flex;
            gap: 1.5rem;
            padding: 1.5rem;
            background: var(--bg-light);
            border-radius: 12px;
            transition: all 0.3s;
        }

        .info-card:hover {
            background: white;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transform: translateX(5px);
        }

        .info-icon {
            font-size: 2.5rem;
            flex-shrink: 0;
        }

        .info-details h4 {
            color: var(--primary-color);
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }

        .info-details p {
            color: var(--text-light);
            font-size: 0.95rem;
            margin: 0.25rem 0;
        }

        .social-links-inline {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .social-links-inline a {
            color: var(--primary-color);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
        }

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

        .contact-cta {
            margin-top: 2rem;
            padding: 2rem;
            background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
            border-radius: 12px;
            color: white;
            text-align: center;
        }

        .contact-cta h4 {
            font-size: 1.3rem;
            margin-bottom: 0.5rem;
        }

        .contact-cta p {
            margin-bottom: 1.5rem;
            opacity: 0.95;
        }

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

        .contact-cta .btn:hover {
            background: var(--bg-light);
        }

        /* Footer */
        .footer {
            background: var(--text-dark);
            color: white;
            padding: 3rem 0 1rem;
        }

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

        .footer-section h3,
        .footer-section h4 {
            margin-bottom: 1rem;
            color: var(--accent-color);
        }

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

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

        .footer-section a {
            color: #d1d5db;
            text-decoration: none;
            transition: color 0.3s;
        }

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

        .social-links {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #374151;
            color: #9ca3af;
        }

        .footer-bottom a {
            color: #9ca3af;
            text-decoration: none;
        }

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

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

        @keyframes pulse {
            0% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.05);
            }
            100% {
                transform: scale(1);
            }
        }

        /* Accessibility Features */
        .skip-link {
            position: absolute;
            top: -40px;
            left: 6px;
            background: var(--primary-color);
            color: white;
            padding: 8px;
            z-index: 10000;
            text-decoration: none;
            border-radius: 0 0 4px 4px;
        }

        .skip-link:focus {
            top: 0;
        }

        .high-contrast-btn {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background: var(--primary-color);
            color: white;
            border: none;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 1000;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
            font-size: 1.2rem;
        }

        /* High Contrast Mode */
        body.high-contrast {
            --primary-color: #000000;
            --secondary-color: #333333;
            --accent-color: #ffff00;
            --text-dark: #000000;
            --text-light: #333333;
            --bg-light: #ffffff;
            --bg-white: #ffffff;
            --border-color: #000000;
        }

        /* Responsive Design */
        @media (max-width: 968px) {
            .contact-content {
                grid-template-columns: 1fr;
                gap: 3rem;
                padding: 2rem;
            }
            
            .form-row {
                grid-template-columns: 1fr;
            }
            
            .founder-content {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            
            .founder-highlights {
                flex-direction: column;
                gap: 1rem;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: white;
                flex-direction: column;
                padding: 1rem;
                box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
            }

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

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

            .hero {
                padding: 80px 0;
                background-attachment: scroll;
            }

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

            .hero-subtitle {
                font-size: 1.1rem;
            }

            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }

            .contact-image-content h2 {
                font-size: 2rem;
            }

            .contact-image-content p {
                font-size: 1.1rem;
            }

            .section-title {
                font-size: 2rem;
            }
            
            .braille-feature h2 {
                font-size: 2rem;
            }
            
            .braille-feature p {
                font-size: 1rem;
            }
        }

        @media (max-width: 480px) {
            .hero {
                padding: 60px 0;
                min-height: 500px;
            }

            section {
                padding: 50px 0;
            }

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

            .contact-content {
                padding: 1.5rem;
                margin-top: -60px;
            }

            .contact-image-section {
                height: 250px;
            }
        }