/* Reset et variables CSS */
:root {
    /* Couleurs principales */
    --primary-color: #1DB954;
    --primary-dark: #1AA34A;
    --secondary-color: #00B2FF;
    --accent-color: #FF8C00;
    --success-color: #1ED760;
    
    /* Couleurs neutres */
    --dark-bg: #0A0A0A;
    --dark-surface: #1A1A1A;
    --dark-surface-light: #2A2A2A;
    --text-primary: #FFFFFF;
    --text-secondary: #B3B3B3;
    --text-muted: #666666;
    
    /* Typographie */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Espacement */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Bordures et ombres */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-header h2 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-display: swap;
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--dark-surface-light);
    z-index: 1000;
    transition: var(--transition-normal);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo h2 {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 2px;
}

.nav-tagline {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    font-weight: 500;
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

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

.nav-link.cta-button {
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
}

.nav-link.cta-button:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.language-switcher {
    display: flex;
    gap: 5px;
    margin-right: 20px;
}

.lang-btn {
    background: none;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.8);
    padding: 6px 12px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 500;
}

.lang-btn:hover {
    color: white;
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.1);
}

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

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--dark-bg);
    padding: calc(80px + var(--spacing-xl)) var(--spacing-md) var(--spacing-xl);
    overflow: hidden;
    background-image: url('image.png');
    background-size: cover;
    background-position: center right;
    background-repeat: no-repeat;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to right, rgba(10, 10, 10, 0.95) 0%, rgba(10, 10, 10, 0.85) 30%, rgba(10, 10, 10, 0.5) 50%, transparent 70%);
    z-index: 1;
    will-change: transform;
    transform: translateZ(0);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 2;
    max-width: none;
    min-height: 500px;
}

.hero-text {
    width: 100%;
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    font-display: swap;
}

.highlight {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

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

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-lg);
    transition: var(--transition-normal);
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    color: var(--text-primary);
    padding: var(--spacing-lg) var(--spacing-xl);
    border: 2px solid var(--dark-surface-light);
    border-radius: var(--border-radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-lg);
    transition: var(--transition-normal);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    background: rgba(29, 185, 84, 0.1);
}

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

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Features Section */
.features {
    padding: var(--spacing-3xl) 0;
    background: var(--dark-surface);
}

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

.feature-card {
    background: var(--dark-bg);
    border: 1px solid var(--dark-surface-light);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    min-height: 300px;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

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

.feature-icon {
    width: 64px;
    height: 64px;
    background: rgba(29, 185, 84, 0.1);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.feature-icon svg {
    color: var(--primary-color);
}

.feature-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Benefits Section */
.benefits {
    padding: var(--spacing-3xl) 0;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.benefit-card {
    background: var(--dark-surface);
    border: 1px solid var(--dark-surface-light);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-normal);
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 300px;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

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

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

.benefit-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.benefit-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.benefit-stats {
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(29, 185, 84, 0.1);
    border-radius: var(--border-radius);
    border: 1px solid var(--primary-color);
}

.stat-highlight {
    color: var(--primary-color);
    font-weight: 700;
    font-size: var(--font-size-lg);
}

/* Testimonials */
.testimonials {
    margin-bottom: var(--spacing-3xl);
}

.testimonials h3 {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    color: var(--text-primary);
}

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

.testimonial-card {
    background: var(--dark-bg);
    border: 1px solid var(--dark-surface-light);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

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

.testimonial-content p {
    font-style: italic;
    color: var(--text-secondary);
    line-height: 1.6;
    position: relative;
}

.testimonial-content p::before {
    content: '"';
    font-size: 2rem;
    color: var(--primary-color);
    position: absolute;
    left: -10px;
    top: -5px;
}

.testimonial-content p::after {
    content: '"';
    font-size: 2rem;
    color: var(--primary-color);
}

.testimonial-author strong {
    color: var(--text-primary);
    font-weight: 600;
    display: block;
    margin-bottom: var(--spacing-xs);
}

.testimonial-author span {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* Trust Indicators */
.trust-indicators {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    padding: var(--spacing-2xl);
    background: var(--dark-surface);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--dark-surface-light);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    text-align: left;
}

.trust-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.trust-content h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.trust-content p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.4;
}

/* Screenshots Section */
.screenshots {
    padding: var(--spacing-3xl) 0;
    background: var(--dark-surface);
}

.screenshots h2 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.screenshots-subtitle {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-3xl);
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.screenshot-item {
    background: var(--dark-bg);
    border: 1px solid var(--dark-surface-light);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: var(--transition-normal);
}

.screenshot-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.screenshot-placeholder {
    aspect-ratio: 16/9;
    background: var(--dark-surface);
    border: 1px solid var(--dark-surface-light);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    min-height: 220px;
    overflow: hidden;
}

.placeholder-content {
    text-align: center;
    width: 100%;
}

.placeholder-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
}

.placeholder-content h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.placeholder-content p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.5;
    margin-bottom: var(--spacing-lg);
}

/* Pricing Section */
.pricing {
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(280px, 320px));
    gap: var(--spacing-lg);
    padding: 0 var(--spacing-md);
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    width: max-content;
}

.pricing-card {
    background: var(--dark-surface);
    border: 1px solid var(--dark-surface-light);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    position: relative;
    transition: var(--transition-normal);
    min-height: 300px;
}

.pricing-card.trial {
    border-color: #6b7280;
}

.pricing-card.trial::before {
    background: linear-gradient(90deg, #6b7280, #9ca3af);
}

.pricing-card.trial .pricing-badge {
    background: linear-gradient(135deg, #6b7280, #9ca3af);
}

.pricing-card.trial .pricing-btn {
    background: linear-gradient(135deg, #6b7280, #9ca3af);
    border: 2px solid #6b7280;
}

.pricing-card.trial .pricing-btn:hover {
    background: linear-gradient(135deg, #9ca3af, #d1d5db);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(107, 114, 128, 0.3);
}

.pricing-card.monthly {
    border-color: var(--primary-color);
}

.pricing-card.monthly::before {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.pricing-card.monthly .pricing-badge {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.pricing-card.monthly .pricing-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: 2px solid var(--primary-color);
}

.pricing-card.monthly .pricing-btn:hover {
    background: linear-gradient(135deg, var(--secondary-color), #22c55e);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(29, 185, 84, 0.3);
}

.pricing-card.annual {
    border-color: #3b82f6;
}

.pricing-card.annual::before {
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
}

.pricing-card.annual .pricing-badge {
    background: linear-gradient(135deg, #3b82f6, #60a5fa);
}

.pricing-card.annual .pricing-btn {
    background: linear-gradient(135deg, #3b82f6, #60a5fa);
    border: 2px solid #3b82f6;
}

.pricing-card.annual .pricing-btn:hover {
    background: linear-gradient(135deg, #60a5fa, #93c5fd);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
}

.pricing-card.lifetime {
    border-color: #f97316;
}

.pricing-card.lifetime::before {
    background: linear-gradient(90deg, #f97316, #fb923c);
}

.pricing-card.lifetime .pricing-badge {
    background: linear-gradient(135deg, #f97316, #fb923c);
}

.pricing-card.lifetime .pricing-btn {
    background: linear-gradient(135deg, #f97316, #fb923c);
    border: 2px solid #f97316;
}

.pricing-card.lifetime .pricing-btn:hover {
    background: linear-gradient(135deg, #fb923c, #fdba74);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(249, 115, 22, 0.3);
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    will-change: transform, box-shadow;
}

.pricing-card.popular {
    transform: none;
}

.pricing-card.popular:hover {
    transform: translateY(-4px);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.pricing-header h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.price {
    margin-bottom: var(--spacing-sm);
}

.price-amount {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--primary-color);
}

.price-period {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
}

.price-savings {
    font-size: var(--font-size-sm);
    color: var(--success-color);
    font-weight: 500;
}

.pricing-features ul {
    list-style: none;
    margin-bottom: var(--spacing-xl);
}

.pricing-features li {
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
}

.pricing-btn {
    display: block;
    width: 100%;
    background: var(--primary-color);
    color: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    text-decoration: none;
    text-align: center;
    font-weight: 600;
    transition: var(--transition-fast);
}

.pricing-btn:hover {
    background: var(--primary-dark);
}

/* Download Section */
.download {
    padding: var(--spacing-3xl) 0;
    background: var(--dark-surface);
}

.download-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.download-text h2 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.download-text p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.download-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.step {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    flex-shrink: 0;
}

.step-content h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.step-content p {
    color: var(--text-secondary);
}

.download-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xl);
}

.qr-code {
    text-align: center;
}

.qr-code img {
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

.qr-code p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.download-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

.download-btn img {
    height: 60px;
    transition: var(--transition-fast);
}

.download-btn:hover img {
    transform: scale(1.05);
}

.download-info {
    text-align: center;
}

.download-info p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-xs);
}

/* FAQ Section */
.faq {
    padding: var(--spacing-3xl) 0;
}

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

.faq-item {
    background: var(--dark-surface);
    border: 1px solid var(--dark-surface-light);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    transition: var(--transition-normal);
}

.faq-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.faq-item h3 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.faq-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--dark-surface);
    border-top: 1px solid var(--dark-surface-light);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

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

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

.footer-section h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

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

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

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition-fast);
}

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

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

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--dark-surface-light);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid var(--dark-surface-light);
    padding-top: var(--spacing-xl);
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
}

.disclaimer {
    font-size: var(--font-size-xs) !important;
    font-style: italic;
}

/* Responsive Design */
@media (max-width: 1200px) and (min-width: 769px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(2, auto);
        gap: var(--spacing-lg);
        padding: 0;
        position: static;
        left: auto;
        transform: none;
        width: 100%;
        max-width: 800px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--dark-bg);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: var(--spacing-md);
        transition: left 0.3s ease;
        z-index: 1000;
        border-top: 1px solid var(--dark-surface-light);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        margin: var(--spacing-sm) 0;
        font-size: var(--font-size-md);
        width: 100%;
        text-align: center;
        padding: var(--spacing-sm) var(--spacing-md);
        border-bottom: 1px solid var(--dark-surface-light);
    }
    
    .nav-link.cta-button {
        margin: var(--spacing-md) var(--spacing-md);
        width: auto;
        border-bottom: none;
        padding: var(--spacing-sm) var(--spacing-lg);
    }
    
    .language-switcher {
        margin: var(--spacing-md) 0;
        justify-content: center;
        order: -1;
    }
    
    .lang-btn {
        padding: 8px 16px;
        font-size: 15px;
        border-radius: 25px;
    }
    
    body.menu-open {
        overflow: hidden;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        max-width: 100%;
        text-align: center;
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .trust-indicators {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .trust-item {
        justify-content: center;
    }
    
    .download-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .section-header h2 {
        font-size: var(--font-size-3xl);
    }
    
    .pricing-card.popular {
        transform: none;
    }
    
    .pricing-card.popular:hover {
        transform: translateY(-4px);
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        padding: 0;
        position: static;
        left: auto;
        transform: none;
        width: 100%;
        max-width: 400px;
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-cta {
        gap: var(--spacing-sm);
        margin-bottom: var(--spacing-md);
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        padding: 0;
        position: static;
        left: auto;
        transform: none;
        width: 100%;
        max-width: 350px;
        margin: 0 auto;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .screenshots-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .nav-menu {
        padding-top: var(--spacing-sm);
    }
    
    .nav-link {
        margin: 6px 0;
        font-size: var(--font-size-sm);
        padding: 8px var(--spacing-sm);
    }
    
    .nav-link.cta-button {
        margin: var(--spacing-sm) var(--spacing-md);
        padding: 8px var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    .language-switcher {
        gap: 6px;
        margin: var(--spacing-sm) 0;
    }
    
    .lang-btn {
        padding: 6px 12px;
        font-size: 13px;
        min-width: 40px;
    }
}

/* Media query for small height screens */
@media (max-height: 650px) {
    .hero {
        min-height: auto;
        padding: calc(80px + var(--spacing-xl)) var(--spacing-md) var(--spacing-lg);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
        line-height: 1.1;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-md);
        margin-bottom: var(--spacing-lg);
        line-height: 1.4;
    }
    
    .hero-stats {
        margin-top: var(--spacing-md);
    }
}

@media (max-height: 580px) {
    .hero {
        padding: calc(90px + var(--spacing-lg)) var(--spacing-md) var(--spacing-md);
    }
    
    .hero-title {
        font-size: var(--font-size-2xl);
        line-height: 1.1;
        margin-bottom: var(--spacing-sm);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-md);
        line-height: 1.3;
    }
    
    .hero-cta {
        gap: var(--spacing-sm);
        margin-bottom: var(--spacing-sm);
    }
    
    .hero-stats {
        margin-top: var(--spacing-sm);
    }
}

@media (max-height: 500px) {
    .hero {
        padding: calc(100px + var(--spacing-md)) var(--spacing-md) var(--spacing-sm);
    }
    
    .hero-title {
        font-size: var(--font-size-xl);
        line-height: 1.1;
        margin-bottom: var(--spacing-xs);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-sm);
        margin-bottom: var(--spacing-sm);
        line-height: 1.2;
    }
    
    .hero-cta {
        gap: var(--spacing-xs);
        margin-bottom: var(--spacing-xs);
    }
    
    .hero-stats {
        display: none;
    }
}

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

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

.feature-card:hover .feature-icon {
    animation: pulse 0.6s ease-in-out;
}

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

/* Focus states pour l'accessibilité */
a:focus,
button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Amélioration du contraste pour l'accessibilité */
@media (prefers-contrast: high) {
    :root {
        --text-secondary: #CCCCCC;
        --text-muted: #999999;
    }
}

/* Hamburger menu styles */
.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Navbar scroll effect */
.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--dark-surface-light);
}

/* Lazy loading optimization */
img {
    loading: lazy;
    decoding: async;
}

/* Critical images should load immediately */
.hero img,
.nav-logo img,
.download-btn img {
    loading: eager;
}