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

:root {
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-accent: #f1f5f9;
    
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    
    --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);
    
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-arabic: 'Noto Sans Arabic', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

.logo-img {
    width: 8rem;
    /* height: 2rem; */
    object-fit: contain;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Boutons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.875rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background-color: var(--bg-accent);
    border-color: var(--primary-color);
}

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

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    z-index: 1000;
    padding: 1rem 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.logo {
    font-size: 2rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.2s ease;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 1.5rem;
    height: 2px;
    background-color: var(--text-primary);
    transition: all 0.2s ease;
}

/* Hero Section */
.hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

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

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    gap: 2rem;
}

.stat {
    display: flex;
    flex-direction: column;
}

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

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* App Mockup */
.app-mockup {
    background-color: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.mockup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.mockup-controls {
    display: flex;
    gap: 0.5rem;
}

.control {
    width: 0.75rem;
    height: 0.75rem;
    border-radius: 50%;
}

.control.red { background-color: #ef4444; }
.control.yellow { background-color: #f59e0b; }
.control.green { background-color: #10b981; }

.mockup-title {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.mockup-content {
    display: flex;
    height: 300px;
}

.mockup-sidebar {
    width: 200px;
    background-color: var(--bg-accent);
    padding: 1rem;
    border-right: 1px solid var(--border-color);
}

.sidebar-item {
    padding: 0.75rem;
    border-radius: var(--radius-md);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.sidebar-item.active {
    background-color: var(--primary-color);
    color: white;
}

.sidebar-item:not(.active):hover {
    background-color: var(--bg-secondary);
}

.mockup-main {
    flex: 1;
    padding: 1rem;
}

.breadcrumb {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    padding: 0.5rem;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-sm);
}

.items-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.item-card {
    padding: 1rem;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    font-size: 0.875rem;
    text-align: center;
    transition: all 0.2s ease;
}

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

/* Sections communes */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* Features Section */
.features {
    padding: 6rem 0;
    background-color: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

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

/* Benefits Section */
.benefits {
    padding: 6rem 0;
}

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

.benefits-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.benefit-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.benefit-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.benefit-icon {
    font-size: 1.5rem;
    margin-top: 0.25rem;
}

.benefit-item h4 {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

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

/* Stats Dashboard */
.stats-dashboard {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.stats-dashboard h3 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.chart-container {
    display: flex;
    align-items: end;
    gap: 0.5rem;
    height: 120px;
    margin-bottom: 1.5rem;
}

.chart-bar {
    flex: 1;
    background-color: var(--primary-color);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    display: flex;
    align-items: end;
    justify-content: center;
    color: white;
    font-size: 0.75rem;
    padding-bottom: 0.5rem;
    transition: all 0.2s ease;
}

.chart-bar:hover {
    background-color: var(--primary-dark);
    transform: scale(1.05);
}

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

.stat-card {
    background-color: var(--bg-secondary);
    padding: 1rem;
    border-radius: var(--radius-md);
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-name {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Pricing Section */
.pricing {
    padding: 6rem 0;
    background-color: var(--bg-secondary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    position: relative;
    transition: all 0.2s ease;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.pricing-badge {
    position: absolute;
    top: -0.5rem;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
}

.currency {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.period {
    color: var(--text-secondary);
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-light);
}

.pricing-features li:last-child {
    border-bottom: none;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.contact-info > p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.125rem;
}

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

.contact-method {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.contact-icon {
    font-size: 1.5rem;
    margin-top: 0.25rem;
}

.contact-method h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-method p {
    color: var(--text-secondary);
}

/* Form Styles */
.contact-form {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

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

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand p {
    color: #94a3b8;
    margin-top: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-column a {
    display: block;
    color: #94a3b8;
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.2s ease;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    color: #94a3b8;
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

.footer-legal a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.2s ease;
}

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

/* Sélecteur de langue */
.language-selector {
    display: flex;
    gap: 0.25rem;
    background-color: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 0.25rem;
    border: 1px solid var(--border-color);
}

.lang-btn {
    padding: 0.5rem 0.75rem;
    border: none;
    background: transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.lang-btn:hover {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

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

/* Support RTL pour l'arabe */
[dir="rtl"] {
    font-family: var(--font-family-arabic);
}

[dir="rtl"] .hero-content {
    direction: rtl;
}

[dir="rtl"] .features-grid,
[dir="rtl"] .pricing-grid,
[dir="rtl"] .benefits-content,
[dir="rtl"] .contact-content {
    direction: rtl;
}

[dir="rtl"] .nav-links {
    direction: rtl;
}

[dir="rtl"] .breadcrumb {
    direction: rtl;
}

[dir="rtl"] .hero-buttons {
    flex-direction: row-reverse;
}

[dir="rtl"] .hero-stats {
    flex-direction: row-reverse;
}

[dir="rtl"] .mockup-header {
    flex-direction: row-reverse;
}

[dir="rtl"] .mockup-content {
    flex-direction: row-reverse;
}

[dir="rtl"] .mockup-sidebar {
    border-right: none;
    border-left: 1px solid var(--border-color);
}

[dir="rtl"] .benefit-item {
    flex-direction: row-reverse;
    text-align: right;
}

[dir="rtl"] .contact-method {
    flex-direction: row-reverse;
    text-align: right;
}

[dir="rtl"] .footer-bottom {
    flex-direction: row-reverse;
}

/* Ajustements spécifiques pour l'arabe */
.lang-ar {
    font-family: var(--font-family-arabic);
}

.lang-ar h1,
.lang-ar h2,
.lang-ar h3,
.lang-ar h4 {
    font-weight: 600;
}

.lang-ar .hero-text h1 {
    font-size: 3rem;
    line-height: 1.2;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: white;
        flex-direction: column;
        padding: 1rem;
        box-shadow: var(--shadow-lg);
        border-top: 1px solid var(--border-color);
        z-index: 999;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .language-selector {
        order: -1;
        margin-bottom: 1rem;
        justify-content: center;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .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(7px, -6px);
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .mockup-content {
        flex-direction: column;
        height: auto;
    }
    
    .mockup-sidebar {
        width: 100%;
    }
    
    .items-grid {
        grid-template-columns: 1fr;
    }
}

/* Support RTL pour mobile */
[dir="rtl"] .nav-links {
    text-align: right;
}

[dir="rtl"] .mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(5px, 5px);
}

[dir="rtl"] .mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(7px, -6px);
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.5rem;
    }
    
    .hero {
        padding: 6rem 0 2rem;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .benefits-text h2,
    .contact-info h2 {
        font-size: 2rem;
    }
    
    .language-selector {
        flex-wrap: wrap;
    }
    
    .lang-btn {
        font-size: 0.75rem;
        padding: 0.375rem 0.5rem;
    }
}

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

.hero-text,
.hero-image,
.feature-card,
.benefit-item,
.pricing-card {
    animation: fadeInUp 0.6s ease-out;
}

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

/* Améliorations pour l'accessibilité */
.lang-btn:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Transitions pour le changement de langue */
[data-i18n] {
    transition: opacity 0.2s ease;
}

.language-switching [data-i18n] {
    opacity: 0.7;
}

/* Download Section */
.download-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.download-section .section-header h2 {
    color: white;
    margin-bottom: 1rem;
}

.download-section .section-header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
}

.download-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 4rem 0;
}

.download-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.download-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.download-card.primary {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

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

.download-card h3 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.download-card p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.download-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.download-info span {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
}

.version {
    font-weight: 600;
}

.size, .license, .updated {
    opacity: 0.8;
}

.download-card .btn {
    margin-top: auto;
}

.download-card .btn-primary {
    background: white;
    color: var(--primary-color);
    border: none;
}

.download-card .btn-primary:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
}

.download-card .btn-outline {
    border: 2px solid rgba(255, 255, 255, 0.7);
    color: white;
    background: transparent;
}

.download-card .btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

.system-requirements {
    margin-top: 4rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.system-requirements h4 {
    color: white;
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.3rem;
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.requirement {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    font-size: 0.95rem;
}

.requirement strong {
    color: rgba(255, 255, 255, 0.9);
}

.requirement span {
    color: white;
    font-weight: 500;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .download-options {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin: 3rem 0;
    }
    
    .download-card {
        padding: 1.5rem;
    }
    
    .download-info {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
    
    .requirements-grid {
        grid-template-columns: 1fr;
    }
    
    .requirement {
        flex-direction: column;
        text-align: center;
        gap: 0.25rem;
    }
}