/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Smooth scrolling for all browsers */
html {
    scroll-behavior: smooth;
}

/* Focus visible for accessibility */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

:root {
    /* Color Palette - Inspired by Transparent Labs */
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #06b6d4;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

body {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--gray-900);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

.lead {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-xl);
}

/* Gradient Text */
.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons - Enhanced */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
    transform: translateZ(0);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    transform: scale(0);
    transition: transform 0.5s ease;
}

.btn:active::before {
    transform: scale(2);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(37, 99, 235, 0.2);
}

.btn-secondary {
    background-color: var(--gray-600);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: var(--gray-700);
}

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

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

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

/* Navigation */
.navbar {
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: var(--spacing-md) 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav-brand h1 {
    font-size: 1.75rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--primary-color);
}

.brand-tagline {
    font-size: 0.875rem;
    color: var(--gray-500);
    font-weight: var(--font-weight-medium);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    color: var(--gray-600);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: color 0.2s ease;
}

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

.nav-cta {
    margin-left: var(--spacing-md);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--gray-600);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: calc(var(--spacing-4xl) + 60px) 0 var(--spacing-4xl);
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-extrabold);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
    font-weight: var(--font-weight-medium);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.trust-indicators {
    display: flex;
    gap: var(--spacing-lg);
    font-size: 0.875rem;
    color: var(--success-color);
    font-weight: var(--font-weight-medium);
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.product-showcase {
    position: relative;
    max-width: 500px;
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.floating-benefits {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.benefit-bubble {
    position: absolute;
    background: var(--white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.benefit-bubble:nth-child(1) {
    top: 20%;
    right: -10%;
    animation-delay: 0.2s;
}

.benefit-bubble:nth-child(2) {
    top: 50%;
    left: -10%;
    animation-delay: 0.4s;
}

.benefit-bubble:nth-child(3) {
    bottom: 20%;
    right: -5%;
    animation-delay: 0.6s;
}

.benefit-icon {
    font-size: 1.25rem;
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-4xl);
}

.section-header h2 {
    margin-bottom: var(--spacing-md);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* Products Section */
.products-section {
    padding: var(--spacing-4xl) 0;
    background-color: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
}

.product-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.product-card.featured {
    border-color: var(--primary-color);
    border-width: 2px;
}

.product-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
}

.product-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.product-name {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

.product-subtitle {
    color: var(--gray-500);
    margin-bottom: var(--spacing-md);
}

.product-features {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.product-features span {
    background: var(--gray-100);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: var(--gray-600);
}

.product-benefits {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.benefit-tag {
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
}

.product-pricing {
    margin-bottom: var(--spacing-md);
}

.price {
    font-size: 2rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--primary-color);
    margin-right: var(--spacing-sm);
}

.price-note {
    font-size: 0.875rem;
    color: var(--success-color);
    font-weight: var(--font-weight-medium);
}

.product-reviews {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.stars {
    color: var(--warning-color);
    font-size: 1.125rem;
}

.product-cta {
    width: 100%;
}

/* Benefits Section */
.benefits-section {
    padding: var(--spacing-4xl) 0;
    background: var(--gray-50);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.benefit-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.benefit-card .benefit-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
    display: block;
}

.benefit-card h3 {
    margin-bottom: var(--spacing-md);
}

.benefit-card p {
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
}

.benefit-studies {
    font-size: 0.875rem;
    color: var(--primary-color);
    font-weight: var(--font-weight-semibold);
    background: var(--gray-100);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    display: inline-block;
}

/* Science Section */
.science-section {
    padding: var(--spacing-4xl) 0;
    background: var(--white);
}

.science-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.science-points {
    margin-bottom: var(--spacing-2xl);
}

.science-point {
    margin-bottom: var(--spacing-xl);
}

.science-point h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.science-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

/* Testimonials Section */
.testimonials-section {
    padding: var(--spacing-4xl) 0;
    background: var(--gray-50);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-2xl);
}

.testimonial-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.testimonial-content {
    margin-bottom: var(--spacing-lg);
}

.testimonial-content .stars {
    margin-bottom: var(--spacing-md);
}

.testimonial-content p {
    font-style: italic;
    color: var(--gray-600);
    font-size: 1.125rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-image {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.author-info h4 {
    margin-bottom: var(--spacing-xs);
}

.author-info span {
    color: var(--gray-500);
    font-size: 0.875rem;
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-4xl) 0;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-2xl);
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-xl);
}

.guarantee {
    display: flex;
    justify-content: center;
}

.guarantee-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-weight: var(--font-weight-semibold);
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    width: 100%;
}

/* Ensure footer sections are visible */
.footer-section {
    min-height: 200px;
}

.footer-section h3,
.footer-section h4 {
    color: var(--white);
    margin-bottom: var(--spacing-lg);
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-section a {
    color: var(--gray-300);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.social-link {
    color: var(--gray-400);
    font-weight: var(--font-weight-medium);
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

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

/* Mobile Navigation Enhancement */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--white);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
        padding: var(--spacing-3xl) var(--spacing-xl);
        overflow-y: auto;
        transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1001;
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-lg);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        font-size: 1.125rem;
        padding: var(--spacing-sm) 0;
        width: 100%;
        border-bottom: 1px solid var(--gray-100);
    }
    
    .nav-cta {
        margin-left: 0;
        margin-top: var(--spacing-lg);
        width: 100%;
    }
    
    .nav-cta .btn {
        width: 100%;
    }
    
    /* Mobile menu overlay */
    body::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.5);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        z-index: 999;
    }
    
    body.menu-open::before {
        opacity: 1;
        visibility: visible;
    }
    
    body.menu-open {
        overflow: hidden;
    }
    
    /* Mobile menu toggle animation */
    .mobile-menu-toggle {
        display: flex;
        position: relative;
        z-index: 1002;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
}

/* Mobile-First Enhanced Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    /* Mobile Typography Optimization */
    h1 { font-size: 2.25rem; line-height: 1.2; }
    h2 { font-size: 1.875rem; line-height: 1.3; }
    h3 { font-size: 1.5rem; line-height: 1.4; }
    h4 { font-size: 1.25rem; line-height: 1.4; }
    
    p, li { 
        font-size: 1rem; 
        line-height: 1.6; 
        margin-bottom: 1rem;
    }
    
    /* Mobile Button Optimization - Thumb Friendly */
    .btn {
        min-height: 48px;
        padding: 12px 20px;
        font-size: 1.1rem;
        border-radius: 8px;
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
    }
    
    .btn-large {
        min-height: 56px;
        padding: 16px 24px;
        font-size: 1.2rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .science-content {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
    }
    
    .footer-section {
        min-height: auto;
        margin-bottom: var(--spacing-lg);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .benefit-bubble {
        position: static;
        margin: var(--spacing-md) auto;
        opacity: 1;
        animation: none;
    }
    
    .floating-benefits {
        position: static;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
        margin-top: var(--spacing-lg);
    }
    
    /* Mobile Sticky CTA - Maximum Conversion */
    .mobile-sticky-cta {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
        padding: 12px 16px;
        z-index: 999;
        box-shadow: 0 -4px 20px rgba(0,0,0,0.2);
        border-top: 1px solid rgba(255,255,255,0.2);
        transform: translateY(100%);
        transition: transform 0.3s ease;
    }
    
    .mobile-sticky-cta.visible {
        transform: translateY(0);
    }
    
    .sticky-cta-content {
        display: flex;
        align-items: center;
        justify-content: space-between;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .sticky-cta-text {
        color: white;
        font-weight: 600;
        font-size: 0.9rem;
    }
    
    .sticky-cta-price {
        color: #FFF;
        font-size: 0.8rem;
        opacity: 0.9;
    }
    
    .sticky-cta-btn {
        background: rgba(255,255,255,0.9);
        color: var(--primary-color);
        border: none;
        padding: 10px 16px;
        border-radius: 6px;
        font-weight: 700;
        font-size: 0.9rem;
        min-height: 44px;
        min-width: 100px;
        touch-action: manipulation;
    }
    
    /* Mobile Form Optimization */
    .form-field {
        margin-bottom: 20px;
    }
    
    .form-field input,
    .form-field textarea {
        min-height: 48px;
        font-size: 16px; /* Prevents zoom on iOS */
        padding: 12px 16px;
        border-radius: 8px;
        border: 2px solid var(--gray-300);
        width: 100%;
        box-sizing: border-box;
    }
    
    .form-field input:focus,
    .form-field textarea:focus {
        border-color: var(--primary-color);
        outline: none;
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    }
    
    /* Mobile Navigation Enhancement */
    .nav-menu.active {
        position: fixed;
        top: 0;
        right: 0;
        width: 85%;
        max-width: 320px;
        height: 100vh;
        background: var(--white);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
        padding: 80px 20px 20px;
        overflow-y: auto;
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1001;
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
        transform: translateX(0);
    }
    
    .nav-link {
        font-size: 1.1rem;
        padding: 12px 0;
        width: 100%;
        border-bottom: 1px solid var(--gray-100);
        display: block;
    }
    
    .nav-cta {
        margin-top: 20px;
        width: 100%;
        text-align: center;
        justify-content: center;
    }
    
    /* Mobile Product Cards */
    .product-card {
        margin-bottom: 24px;
        padding: 20px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* Mobile Tables - Make Responsive */
    .comparison-table {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .comparison-table table {
        min-width: 600px;
        font-size: 0.9rem;
    }
    
    /* Mobile Image Optimization */
    .hero-image,
    .science-image,
    .product-image {
        border-radius: 12px;
        box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    }
}

/* Tablet layout */
@media (max-width: 1024px) and (min-width: 769px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-xl);
    }
}

/* Large tablets */
@media (max-width: 1200px) and (min-width: 1025px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr;
        gap: var(--spacing-xl);
    }
}