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

        :root {
            --primary-color: #FF004C;
            --primary-dark: #d4003a;
            --text-dark: #333;
            --text-light: #666;
            --text-muted: #bdc3c7;
            --bg-light: #f8f9fa;
            --white: #fff;
            --shadow-light: 0 0.3125rem 0.9375rem rgba(0,0,0,0.1);
            --shadow-hover: 0 0.625rem 1.5625rem rgba(0,0,0,0.15);
            --border-radius: 0.9375rem;
            --border-radius-small: 0.5rem;
            --border-radius-pill: 1.5625rem;
            --transition: all 0.3s ease;
            
            /* Fluid Typography */
            --fs-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
            --fs-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
            --fs-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
            --fs-lg: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
            --fs-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
            --fs-2xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
            --fs-3xl: clamp(2rem, 1.5rem + 2.5vw, 3rem);
            --fs-4xl: clamp(2.5rem, 2rem + 2.5vw, 4rem);
            
            /* Fluid Spacing */
            --space-xs: clamp(0.25rem, 0.2rem + 0.25vw, 0.5rem);
            --space-sm: clamp(0.5rem, 0.4rem + 0.5vw, 1rem);
            --space-md: clamp(1rem, 0.8rem + 1vw, 2rem);
            --space-lg: clamp(1.5rem, 1rem + 2.5vw, 3rem);
            --space-xl: clamp(2rem, 1.5rem + 2.5vw, 4rem);
            --space-2xl: clamp(3rem, 2rem + 5vw, 6rem);
            
            /* Container widths */
            --container-sm: 540px;
            --container-md: 720px;
            --container-lg: 960px;
            --container-xl: 1140px;
            --container-2xl: 1320px;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-dark);
            background-color: var(--white);
            font-size: var(--fs-base);
        }

        /* Container System */
        .container {
            width: 100%;
            max-width: var(--container-xl);
            margin: 0 auto;
            padding: 0 var(--space-sm);
        }

        @media (min-width: 576px) {
            .container { max-width: var(--container-sm); }
        }

        @media (min-width: 768px) {
            .container { 
                max-width: var(--container-md);
                padding: 0 var(--space-md);
            }
        }

        @media (min-width: 992px) {
            .container { max-width: var(--container-lg); }
        }

        @media (min-width: 1200px) {
            .container { max-width: var(--container-xl); }
        }

        @media (min-width: 1400px) {
            .container { max-width: var(--container-2xl); }
        }

        /* Header */
        header {
            background: var(--white);
            padding: var(--space-sm) 0;
            border-bottom: 1px solid #ddd;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 0.125rem 0.25rem rgba(0,0,0,0.1);
        }

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

        .logo {
            font-size: var(--fs-xl);
            font-weight: 700;
            color: var(--text-light);
            letter-spacing: 0.05em;
        }

        .nav-links {
            display: none;
            list-style: none;
            gap: var(--space-sm);
        }

        .nav-links a {
            text-decoration: none;
            color: var(--text-dark);
            font-weight: 500;
            padding: var(--space-xs) var(--space-sm);
            border-radius: var(--border-radius-pill);
            transition: var(--transition);
            font-size: var(--fs-sm);
        }

        .nav-links a.active,
        .nav-links a:hover {
            background: var(--primary-color);
            color: var(--white);
            transform: translateY(-0.125rem);
        }

        /* Mobile Menu */
        .mobile-menu-toggle {
            display: block;
            background: none;
            border: none;
            font-size: var(--fs-2xl);
            cursor: pointer;
            color: var(--primary-color);
            padding: var(--space-xs);
        }

        .nav-links.mobile-open {
            display: flex;
            flex-direction: column;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background: var(--white);
            box-shadow: var(--shadow-light);
            padding: var(--space-md);
            border-radius: var(--border-radius-small);
            margin-top: var(--space-xs);
        }

        /* Desktop Navigation */
        @media (min-width: 768px) {
            .nav-links {
                display: flex;
                gap: var(--space-md);
            }
            
            .mobile-menu-toggle {
                display: none;
            }
        }

        /* Hero Section */
        .hero {
            padding: var(--space-sm) 0;
            min-height: clamp(400px, 50vh, 600px);
        }

        .hero-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: var(--space-lg);
            text-align: center;
        }

        .hero-content {
            flex: 1;
            max-width: 100%;
        }

        .hero-content h1 {
            font-size: var(--fs-3xl);
            font-weight: 700;
            line-height: 1.1;
            margin-bottom: var(--space-sm);
            color: var(--text-dark);
        }

        .hero-content p {
            font-size: var(--fs-lg);
            color: var(--text-light);
            margin-bottom: var(--space-sm);
            line-height: 1.6;
            max-width: 40ch;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-buttons {
            display: flex;
            flex-direction: column;
            gap: var(--space-sm);
            margin-bottom: var(--space-md);
            align-items: center;
        }

        .btn {
            text-decoration: none;
            padding: var(--space-sm) var(--space-lg);
            border-radius: var(--border-radius-pill);
            font-weight: 500;
            transition: var(--transition);
            border: 1px solid var(--text-dark);
            font-size: var(--fs-base);
            text-align: center;
            min-width: 10rem;
        }

        .btn-primary {
            background: var(--primary-color);
            color: var(--white);
            border: 1px solid var(--primary-color);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            transform: translateY(-0.125rem);
            box-shadow: var(--shadow-hover);
        }

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

        .btn-secondary:hover {
            background: #555;
            transform: translateY(-0.125rem);
            box-shadow: var(--shadow-hover);
        }

        .hero-image {
            flex: 1;
            width: 100%;
            max-width: 25rem;
        }

        .hero-image img {
            width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            object-fit: cover;
        }

        /* Desktop Hero Layout */
        @media (min-width: 768px) {
            .hero-container {
                flex-direction: row;
                text-align: left;
                align-items: center;
            }
            
            .hero-content {
                max-width: 50%;
            }
            
            .hero-content p {
                margin-left: 0;
                margin-right: 0;
            }
            
            .hero-buttons {
                flex-direction: row;
                align-items: flex-start;
            }
            
            .hero-image {
                max-width: 30rem;
            }
        }

        /* Products Section */
        .products {
            padding: var(--space-sm) 0;
            background: var(--bg-light);
        }

        .products h2 {
            text-align: center;
            font-size: var(--fs-3xl);
            margin-bottom: var(--space-sm);
            color: var(--text-dark);
            font-weight: 600;
        }

        .products-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--space-lg);
        }

        .product-card {
            background: var(--white);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-light);
            overflow: hidden;
            transition: var(--transition);
            text-align: center;
        }

        .product-card:hover {
            transform: translateY(-0.3125rem);
            box-shadow: var(--shadow-hover);
        }

        .product-image {
            width: 100%;
            /* max-width: 18.75rem; */
            height: 23rem;
            /* height: clamp(12rem, 25vw, 15rem); */
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: var(--fs-3xl);
            color: var(--white);
        }

        .product-image img{
            width: 100%;
            height: fit-content;
            object-fit: cover;
        }

        .product-content {
            padding: var(--space-sm);
        }

        .product-content h3 {
            font-size: var(--fs-xl);
            margin-bottom: var(--space-sm);
            color: var(--text-dark);
            font-weight: 600;
        }

        .product-content p {
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: var(--space-md);
        }

        @media (min-width: 768px) {
            .products-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: var(--space-xl);
            }
        }

         /* About Us Section */
        .about-us {
            padding: var(--space-sm) 0;
        }

        .about-container {
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--space-lg);
            align-items: center;
        }

        .about-content h2 {
            font-size: var(--fs-3xl);
            margin-bottom: var(--space-sm);
            color: var(--text-dark);
            font-weight: 600;
        }

        .about-content p {
            font-size: var(--fs-base);
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: var(--space-sm);
        }

        .about-image {
            width: 100%;
            max-width: 100%;
        }

        .about-image img {
            width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            object-fit: cover;
        }

        @media (min-width: 768px) {
            .about-container {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-xl);
            }
        }

        /* Contact Us Section */
        .contact-us {
            padding: var(--space-md) 0;
            background: var(--bg-light);
        }

        .contact-us h2 {
            text-align: center;
            font-size: var(--fs-3xl);
            margin-bottom: var(--space-md);
            color: var(--text-dark);
            font-weight: 600;
        }

        .contact-container {
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--space-md);
        }

        .contact-info {
            background: var(--white);
            padding: var(--space-md);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-light);
        }

        .contact-info h3 {
            font-size: var(--fs-xl);
            margin-bottom: var(--space-md);
            color: var(--text-dark);
            font-weight: 600;
        }

        .contact-info p {
            margin-bottom: var(--space-sm);
            color: var(--text-light);
            display: flex;
            align-items: flex-start;
            gap: var(--space-xs);
        }

        .contact-info .info-section {
            margin-bottom: var(--space-md);
        }

        .contact-info .info-section h4 {
            font-size: var(--fs-lg);
            color: var(--text-dark);
            margin-bottom: var(--space-sm);
            font-weight: 600;
            border-bottom: 2px solid var(--primary-color);
            padding-bottom: var(--space-xs);
        }

        .contact-info .info-item {
            margin-bottom: var(--space-md);
            padding: var(--space-xs);
            background: var(--bg-light);
            border-radius: var(--border-radius-small);
            border-left: 4px solid var(--primary-color);
        }

        .contact-info .info-item strong {
            color: var(--text-dark);
            font-weight: 600;
        }

        .contact-info .info-item p {
            margin-bottom: var(--space-xs);
        }

        .contact-info .info-item p a {
            text-decoration: none;
            color: inherit;
        }

        .contact-info .info-item p a:hover {
            color: #FF004C; /* or any hover color you prefer */
            text-decoration: underline; /* optional */
        }

        .contact-info .business-hours {
            background: linear-gradient(135deg, var(--primary-color), #e6003d);
            color: var(--white);
            padding: var(--space-md);
            border-radius: var(--border-radius);
            margin-top: var(--space-md);
        }

        .contact-info .business-hours h4 {
            color: var(--white);
            border-bottom: 2px solid rgba(255, 255, 255, 0.3);
            margin-bottom: var(--space-sm);
        }

        .contact-info .social-links {
            display: flex;
            gap: var(--space-sm);
            margin-top: var(--space-md);
            flex-wrap: wrap;
        }

        .contact-info .social-link {
            display: inline-flex;
            align-items: center;
            gap: var(--space-xs);
            padding: var(--space-xs) var(--space-sm);
            background: var(--primary-color);
            color: var(--white);
            text-decoration: none;
            border-radius: var(--border-radius-small);
            font-size: 0.875rem;
            transition: var(--transition);
        }

        .contact-info .social-link:hover {
            background: #e6003d;
            transform: translateY(-2px);
        }

        .contact-form {
            background: var(--white);
            padding: var(--space-md);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-light);
        }

        .contact-form h3 {
            font-size: var(--fs-xl);
            margin-bottom: var(--space-sm);
            color: var(--text-dark);
            font-weight: 600;
        }

        .form-group {
            margin-bottom: var(--space-md);
        }

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

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: var(--space-xs);
            border: 1px solid #ddd;
            border-radius: var(--border-radius-small);
            font-size: var(--fs-base);
            padding-right:10px;
            transition: var(--transition);
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 0.125rem rgba(255, 0, 76, 0.25);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 6rem;
        }

        @media (min-width: 768px) {
            .contact-container {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-xl);
            }
        }

        /* Subheading */
        .subheading {
            text-align: center;
            padding: var(--space-sm) 0;
            background: var(--bg-light);
        }

        .subheading h2 {
            font-size: var(--fs-3xl);
            margin-bottom: var(--space-sm);
            color: var(--text-dark);
            font-weight: 600;
        }

        .subheading .highlight {
            color: var(--primary-color);
        }

        .highlight{
            color: var(--primary-color);
        }

        .subheading p {
            font-size: var(--fs-lg);
            color: var(--text-light);
            max-width: 50ch;
            margin: 0 auto;
        }

        /* Center illustration */
        .center-illustration {
            text-align: center;
            padding: var(--space-sm) 0;
            background: var(--bg-light);
        }

        .center-illustration img {
            max-width: min(28.125rem, 90vw);
            height: auto;
        }


    /* Video Section */
        .video-section {
            padding: var(--space-md) 0;
            background: var(--white);           
        }

        .video-container {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-light);
            overflow: hidden;
        }

        .video-wrapper {
            position: relative;
            width: 100%;
            height: 0;
            padding-bottom: 56.25%; /* 16:9 aspect ratio */
            background: #000;
        }

        .video-player {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            border: none;
            outline: none;
            transition: opacity 0.5s ease;
        }



        /* Video controls overlay to prevent download options */
        .video-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: transparent;
            pointer-events: none;
            z-index: 10;
        }

        /* Custom video placeholder for demo */
        .video-placeholder {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            color: var(--white);
            text-align: center;
        }

        .play-button {
            width: 80px;
            height: 80px;
            background: var(--primary-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            margin-bottom: var(--space-md);
            box-shadow: 0 4px 20px rgba(255, 0, 76, 0.3);
        }

        .play-button:hover {
            transform: scale(1.1);
            box-shadow: 0 6px 25px rgba(255, 0, 76, 0.4);
        }

        .play-button::after {
            content: '';
            width: 0;
            height: 0;
            border-left: 25px solid var(--white);
            border-top: 15px solid transparent;
            border-bottom: 15px solid transparent;
            margin-left: 5px;
        }

        .video-info {
            text-align: center;
            padding: var(--space-md);
            background: var(--white);
        }

        .video-info h3 {
            font-size: var(--fs-xl);
            color: var(--text-dark);
            margin-bottom: var(--space-sm);
            font-weight: 600;
        }

        .video-info p {
            color: var(--text-light);
            font-size: var(--fs-base);
            line-height: 1.6;
        }

        /* Responsive video */
        @media (max-width: 768px) {
            .video-container {
                margin: 0 var(--space-sm);
            }
            
            .play-button {
                width: 60px;
                height: 60px;
            }
            
            .play-button::after {
                border-left: 18px solid var(--white);
                border-top: 12px solid transparent;
                border-bottom: 12px solid transparent;
            }
        }

        /* Description */
        .description {
            padding: var(--space-md) 0;
            text-align: center;
        }

        .description p {
            font-size: var(--fs-lg);
            color: var(--text-light);
            max-width: 60ch;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* Disable right-click context menu on video */
        .video-player,
        .video-wrapper {
            -webkit-user-select: none;
            -moz-user-select: none;
            -ms-user-select: none;
            user-select: none;
        }

        /* Description */
        .description {
            padding: var(--space-md) 0;
            text-align: center;
        }

        .description p {
            font-size: var(--fs-lg);
            color: var(--text-light);
            max-width: 60ch;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* Additional styles specific to the demo form */
        .demo-form {
            background: var(--white);
            padding: var(--space-md);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow-light);
            max-width: 500px;
            width: 100%;
        }

        .form-header {
            text-align: center;
            margin-bottom: var(--space-sm);
        }

        .form-header h3 {
            font-size: var(--fs-xl);
            color: var(--text-dark);
            margin-bottom: var(--space-xs);
            font-weight: 600;
        }

        .form-header p {
            color: var(--text-light);
            font-size: var(--fs-sm);
        }

        .form-group {
            margin-bottom: var(--space-sm);
        }

        .form-group label {
            display: block;
            margin-bottom: var(--space-xs);
            font-weight: 500;
            color: var(--text-dark);
            font-size: var(--fs-sm);
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: var(--space-sm);
            border: 1px solid #ddd;
            border-radius: var(--border-radius-small);
            font-size: var(--fs-base);
            transition: var(--transition);
            background: var(--white);
        }

        .form-group input:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(255, 0, 76, 0.1);
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: var(--space-sm);
        }

        @media (max-width: 576px) {
            .form-row {
                grid-template-columns: 1fr;
            }
        }

        .select-wrapper {
            position: relative;
        }

        .select-wrapper::after {
            content: '▼';
            position: absolute;
            right: var(--space-sm);
            top: 50%;
            transform: translateY(-50%);
            pointer-events: none;
            color: var(--text-light);
            font-size: var(--fs-xs);
        }

        .demo-form .btn {
            width: fit-content;
            margin-top: var(--space-sm);
            padding: var(-- pace-md) var(--space-md);
            font-size: var(--fs-base);
        }

        .error-message {
            background: #fee;
            color: #c33;
            padding: var(--space-sm);
            border-radius: var(--border-radius-small);
            margin-top: var(--space-sm);
            font-size: var(--fs-sm);
        }

        .success-message {
            background: #efe;
            color: #393;
            padding: var(--space-sm);
            border-radius: var(--border-radius-small);
            margin-top: var(--space-sm);
            font-size: var(--fs-sm);
        }

        .demo-features {
            margin-top: var(--space-md);
        }

        /* Responsive adjustments for the hero layout */
        @media (max-width: 768px) {
            .hero-container {
                flex-direction: column;
                text-align: center;
            }
            
            .hero-content {
                max-width: 100%;
                margin-bottom: var(--space-lg);
            }
            
            .demo-form {
                max-width: 100%;
            }
        }

/* Features Section */
.features {
    padding: var(--space-md) 0;
    background: var(--bg-light);
}

.features h2 {
    text-align: center;
    font-size: var(--fs-3xl);
    margin-bottom: var(--space-md);
    color: var(--text-dark);
    font-weight: 600;
}

.features .highlight {
    color: var(--primary-color);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr; /* Single column on mobile */
    gap: var(--space-md);
    margin-top: var(--space-xs);
}

.feature-card {
    background: var(--white);
    padding: var(--space-md);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-0.3125rem);
    box-shadow: var(--shadow-hover);
}

.feature-image {
    width: 100%;
    max-width: 25rem;
    height: auto;
    border-radius: var(--border-radius-small);
    overflow: hidden;
    flex-shrink: 0;
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.feature-content h3 {
    font-size: var(--fs-xl);
    margin-bottom: var(--space-sm);
    color: var(--text-dark);
    font-weight: 600;
}

.feature-content p {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: var(--space-sm);
    font-size: var(--fs-base);
}

.feature-list {
    list-style: none;
    padding: 0;
    text-align: left;
    width: 100%;
}

.feature-list li {
    color: var(--text-light);
    margin-bottom: var(--space-xs);
    position: relative;
    padding-left: var(--space-md);
    font-size: var(--fs-sm);
}

.feature-list li:before {
    content: "•";
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Feature Cards Responsive Layout */
@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr); /* 2 columns on tablet and up */
        gap: var(--space-lg);
    }
    
    .feature-card {
        flex-direction: column;
        text-align: center;
        align-items: center;
    }
    
    .feature-image {
        width: 100%;
        max-width: 20rem;
        height: 12rem;
    }
}

@media (min-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr); /* Keep 2 columns on desktop */
        gap: var(--space-xl);
    }
    
    .feature-image {
        width: 100%;
        max-width: 22rem;
        height: 14rem;
    }
}
        /* Footer */
        footer {
            background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
            color: var(--white);
            padding: var(--space-md) 0 var(--space-md);
            margin-top: var(--space-xs);
        }

        .footer-content {
            display: grid;
            gap: var(--space-xl);
            margin-bottom: var(--space-lg);
        }

        .footer-section h3 {
            font-size: var(--fs-xl);
            margin-bottom: var(--space-sm);
            color: var(--primary-color);
            font-weight: 600;
        }

        .footer-section p {
            margin-bottom: var(--space-sm);
            line-height: 1.6;
            color: #ecf0f1;
            font-size: var(--fs-sm);
        }

        .footer-section ul {
            list-style: none;
            margin-top: var(--space-md);
        }

        .footer-section ul li {
            margin-bottom: var(--space-xs);
            color: var(--text-muted);
            font-size: var(--fs-sm);
        }

        .footer-section ul li::before {
            content: "✓";
            color: var(--primary-color);
            font-weight: bold;
            margin-right: var(--space-xs);
        }

        .f-contact-info {
            margin-top: var(--space-md);
        }

        .f-contact-info p {
            margin-bottom: var(--space-xs);
            display: flex;
            align-items: flex-start;
            gap: var(--space-xs);
            font-size: var(--fs-sm);
        }

        .f-contact-info p::before {
            content: "📧";
            flex-shrink: 0;
        }

        .f-contact-info p:nth-child(2)::before {
            content: "📞";
        }

        .f-contact-info p:nth-child(3)::before {
            content: "🌐";
        }
        .f-contact-info p:nth-child(4)::before {
            content: "📍";
        }

        .f-contact-info p a {
            text-decoration: none;
            color: inherit;
        }

        .f-contact-info p a:hover {
            color: #FF004C; /* or any hover color you prefer */
            text-decoration: underline; /* optional */
        }

        .f-footer-bottom {
            border-top: 1px solid #34495e;
            padding-top: var(--space-md);
            text-align: center;
            color: var(--text-muted);
            font-size: var(--fs-xs);
        }

        @media (min-width: 768px) {
            .footer-content {
                grid-template-columns: 1fr 1fr;
                gap: var(--space-2xl);
            }
        }

        /* Responsive Test Grid (Hidden by default) */
        .responsive-test-grid {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255, 0, 76, 0.1);
            pointer-events: none;
            z-index: 9999;
            display: none;
            grid-template-columns: repeat(12, 1fr);
            gap: 0.5rem;
            padding: 0.5rem;
        }

        .responsive-test-grid.active {
            display: grid;
        }

        .responsive-test-grid::before {
            content: "Mobile: <576px";
            position: absolute;
            top: 1rem;
            left: 1rem;
            background: var(--primary-color);
            color: white;
            padding: 0.25rem 0.5rem;
            border-radius: 0.25rem;
            font-size: 0.75rem;
            z-index: 10000;
        }

        .grid-column {
            background: rgba(255, 0, 76, 0.2);
            border: 1px solid var(--primary-color);
        }

        @media (min-width: 576px) {
            .responsive-test-grid::before {
                content: "Small: ≥576px";
            }
        }

        @media (min-width: 768px) {
            .responsive-test-grid::before {
                content: "Medium: ≥768px";
            }
        }

        @media (min-width: 992px) {
            .responsive-test-grid::before {
                content: "Large: ≥992px";
            }
        }

        @media (min-width: 1200px) {
            .responsive-test-grid::before {
                content: "XL: ≥1200px";
            }
        }

        @media (min-width: 1400px) {
            .responsive-test-grid::before {
                content: "2XL: ≥1400px";
            }
        }

        /* High DPI / Retina Display Optimizations */
        @media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
            .feature-image img,
            .hero-image img,
            .center-illustration img {
                image-rendering: -webkit-optimize-contrast;
                image-rendering: crisp-edges;
            }
        }

        /* Accessibility Improvements */
        @media (prefers-reduced-motion: reduce) {
            * {
                animation-duration: 0.01ms !important;
                animation-iteration-count: 1 !important;
                transition-duration: 0.01ms !important;
            }
        }

        /* Focus states for keyboard navigation */
        .btn:focus-visible,
        .nav-links a:focus-visible,
        .mobile-menu-toggle:focus-visible {
            outline: 2px solid var(--primary-color);
            outline-offset: 2px;
        }

        /* Dark mode support */
        @media (prefers-color-scheme: dark) {
            :root {
                --text-dark: #f1f1f1;
                --text-light: #d1d1d1;
                --bg-light: #1a1a1a;
                --white: #2d2d2d;
            }
            
            header {
                border-bottom-color: #444;
            }
        }