/* ProximityGuardian Notice CSS */

:root {
    --primary-color: #2563eb;
    --secondary-color: #3b82f6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --dark-bg: #1f2937;
    --light-bg: #f3f4f6;
    --text-dark: #111827;
    --text-light: #6b7280;
    --border-color: #e5e7eb;
    --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    min-height: 100vh;
    box-shadow: var(--shadow-lg);
}

/* Top bar */
.top-bar {
    position: fixed;
    top: 20px;
    left: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Mobile language selector */
.mobile-lang-selector {
    display: none;
}

.lang-select {
    background: white;
    border: 1px solid var(--primary-color);
    border-radius: 20px;
    padding: 5px 10px;
    font-size: 14px;
    color: var(--primary-color);
    cursor: pointer;
}

/* Site access button */
.site-access-btn {
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.3);
}

.site-access-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(102, 126, 234, 0.4);
}

/* Language Selector */
.language-selector {
    display: flex;
    gap: 10px;
    background: white;
    padding: 10px;
    border-radius: 50px;
    box-shadow: var(--shadow);
}

.lang-btn {
    padding: 8px 16px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 25px;
    transition: all 0.3s;
    font-size: 14px;
    font-weight: 500;
}

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

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

/* Header */
header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 100px 20px 60px 20px;
    text-align: center;
}

.logo-container {
    margin-bottom: 30px;
}

.logo-pro {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.logo-icon-pro {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon-pro svg {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
    transition: transform 0.3s ease;
}

.logo-icon-pro:hover svg {
    transform: scale(1.1);
}

@keyframes pulse {
    0%, 100% { r: 8; opacity: 0.5; }
    50% { r: 9; opacity: 0.3; }
}

@keyframes pulse2 {
    0%, 100% { r: 11; opacity: 0.3; }
    50% { r: 12; opacity: 0.2; }
}

.logo-wave-1 {
    animation: pulse 2s ease-in-out infinite;
}

.logo-wave-2 {
    animation: pulse2 2s ease-in-out infinite;
    animation-delay: 0.5s;
}

header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.subtitle {
    font-size: 1.2em;
    opacity: 0.95;
}

/* Navigation */
.section-nav {
    display: flex;
    justify-content: center;
    background: var(--light-bg);
    padding: 0;
    overflow-x: auto;
    border-bottom: 2px solid var(--border-color);
}

.nav-btn {
    padding: 20px 30px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-dark);
    transition: all 0.3s;
    position: relative;
    white-space: nowrap;
}

.nav-btn:hover {
    background: white;
}

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

.nav-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-color);
}

/* Content Sections */
.content-section {
    display: none;
    padding: 40px;
    animation: fadeIn 0.5s;
}

.content-section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.content-section h2 {
    color: var(--text-dark);
    margin-bottom: 30px;
    font-size: 2em;
    border-bottom: 3px solid var(--primary-color);
    padding-bottom: 10px;
    display: inline-block;
}

/* Product Selection */
.product-selection {
    margin: 40px 0;
    text-align: center;
}

/* Section de sélection de produit principale */
section.product-selection {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

section.product-selection h2 {
    font-size: 2.5em;
    margin-bottom: 40px;
    color: var(--primary-color);
}

.product-selection h3 {
    font-size: 1.8em;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.product-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}

.product-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.product-3d-container {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    perspective: 1000px;
}

.product-3d {
    width: 150px;
    height: auto;
    animation: float3d 6s ease-in-out infinite;
    transform-style: preserve-3d;
}

@keyframes float3d {
    0%, 100% {
        transform: rotateY(0deg) translateY(0px);
    }
    25% {
        transform: rotateY(20deg) translateY(-10px);
    }
    50% {
        transform: rotateY(0deg) translateY(-20px);
    }
    75% {
        transform: rotateY(-20deg) translateY(-10px);
    }
}

.product-card h4 {
    font-size: 1.4em;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.product-card p {
    color: #666;
    margin-bottom: 20px;
}

.select-product-btn {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    font-size: 1.1em;
    cursor: pointer;
    transition: all 0.3s ease;
}

.select-product-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.product-card.selected {
    border: 3px solid var(--primary-color);
    transform: scale(1.05);
}

/* Download Cards */
.download-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
    transition: opacity 0.3s ease;
}

.download-card {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s;
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.download-card h3 {
    margin-bottom: 20px;
    color: var(--text-dark);
}

.qr-code {
    width: 200px;
    height: 200px;
    margin: 20px auto;
    border: 3px solid var(--light-bg);
    border-radius: 10px;
    padding: 10px;
}

.download-btn {
    display: inline-block;
    padding: 15px 30px;
    margin-top: 20px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    color: white;
}

.download-btn.ios {
    background: linear-gradient(135deg, #000000, #434343);
}

.download-btn.android {
    background: linear-gradient(135deg, #0F9D58, #4CAF50);
}

.download-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow);
}

/* Info Box */
.info-box {
    background: linear-gradient(135deg, #f3f4f6, #ffffff);
    border-left: 5px solid var(--primary-color);
    padding: 25px;
    margin: 30px 0;
    border-radius: 10px;
}

.info-box h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.steps-list {
    margin-left: 20px;
    color: var(--text-dark);
}

.steps-list li {
    margin: 10px 0;
    position: relative;
    padding-left: 10px;
}

/* Config Grid */
.config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 30px 0;
}

.config-item {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 25px;
    text-align: center;
    transition: all 0.3s;
}

.config-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.config-icon {
    font-size: 3em;
    margin-bottom: 15px;
}

.config-item h3 {
    color: var(--text-dark);
    margin-bottom: 10px;
}

.config-item p {
    color: var(--text-light);
    font-size: 0.95em;
}

/* Warning Box */
.warning-box {
    background: linear-gradient(135deg, #fef3c7, #fed7aa);
    border: 2px solid var(--warning-color);
    border-radius: 10px;
    padding: 20px;
    margin: 30px 0;
}

.warning-box h3 {
    color: var(--warning-color);
    margin-bottom: 10px;
}

/* Android Brands */
.android-brands {
    display: grid;
    gap: 30px;
    margin: 30px 0;
}

.brand-config {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 25px;
    transition: all 0.3s;
}

.brand-config:hover {
    border-color: var(--success-color);
    box-shadow: var(--shadow);
}

.brand-config h3 {
    color: var(--success-color);
    margin-bottom: 20px;
    font-size: 1.5em;
}

.config-steps h4 {
    color: var(--text-dark);
    margin: 20px 0 10px;
    padding-left: 10px;
    border-left: 3px solid var(--success-color);
}

.config-steps ol {
    margin-left: 30px;
    color: var(--text-light);
}

.config-steps li {
    margin: 8px 0;
}

/* Usage Scenarios */
.usage-scenarios {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 30px 0;
}

.scenario {
    background: linear-gradient(135deg, #ffffff, #f9fafb);
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 25px;
    transition: all 0.3s;
}

.scenario:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: var(--primary-color);
}

.scenario h3 {
    color: var(--text-dark);
    margin-bottom: 15px;
    font-size: 1.3em;
}

.scenario p {
    color: var(--text-light);
}

/* FAQ */
.faq {
    background: var(--light-bg);
    border-radius: 15px;
    padding: 30px;
    margin: 40px 0;
}

.faq h3 {
    color: var(--text-dark);
    margin-bottom: 25px;
    font-size: 1.5em;
}

.faq-item {
    background: white;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 15px;
    border-left: 4px solid var(--primary-color);
}

.faq-item h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.faq-item p {
    color: var(--text-light);
}

/* Specs Tables */
.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin: 30px 0;
}

.spec-group {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 25px;
}

.spec-group h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.3em;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table tr {
    border-bottom: 1px solid var(--border-color);
}

.specs-table tr:last-child {
    border-bottom: none;
}

.specs-table td {
    padding: 12px 10px;
}

.specs-table td:first-child {
    font-weight: 600;
    color: var(--text-dark);
    width: 40%;
}

.specs-table td:last-child {
    color: var(--text-light);
}

/* Compliance */
.compliance {
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border-radius: 15px;
    padding: 30px;
    margin: 40px 0;
    text-align: center;
}

.compliance h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.compliance-badges {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.badge {
    background: white;
    color: var(--primary-color);
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
    border: 2px solid var(--primary-color);
}

/* Footer */
footer {
    background: var(--dark-bg);
    color: white;
    padding: 40px;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.footer-section h4 {
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.footer-section p {
    color: #d1d5db;
    line-height: 1.8;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        box-shadow: none;
        padding: 0;
    }
    
    header {
        padding: 150px 20px 40px 20px;
    }
    
    header h1 {
        font-size: 2em;
    }
    
    .content-section {
        padding: 20px;
    }
    
    .section-nav {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        background: linear-gradient(to right, transparent, rgba(255,255,255,0.8) 10%, rgba(255,255,255,0.8) 90%, transparent);
        padding: 15px 10px;
        margin: 0 -20px;
    }
    
    .section-nav::-webkit-scrollbar {
        display: none;
    }
    
    .top-bar {
        position: fixed;
        flex-direction: column;
        gap: 10px;
        top: 10px;
        left: 10px;
        right: 10px;
        align-items: stretch;
        z-index: 1100;
    }
    
    .site-access-btn {
        padding: 10px 20px;
        font-size: 14px;
        width: 100%;
        text-align: center;
    }
    
    .language-selector {
        display: none; /* Cacher le sélecteur de langue sur mobile pour simplifier */
    }
    
    .mobile-lang-selector {
        display: block;
    }
    
    .lang-select {
        background: rgba(255, 255, 255, 0.9);
        border: none;
        padding: 5px 8px;
        font-size: 12px;
    }
    
    .lang-btn {
        font-size: 0.8em;
        padding: 5px 10px;
    }
    
    .product-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .product-3d {
        width: 120px;
    }
    
    .product-3d-container {
        height: 150px;
    }
    
    .download-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .brand-config {
        padding: 15px;
    }
    
    .spec-grid {
        grid-template-columns: 1fr;
    }
    
    /* Supprimer ces styles en double */
    
    .critical-warning {
        padding: 15px !important;
        margin-bottom: 20px !important;
    }
    
    .critical-warning h3 {
        font-size: 1.1em !important;
    }
    
    .critical-warning ol {
        font-size: 0.95em !important;
        padding-left: 20px;
    }
    
    .nav-btn {
        padding: 15px 20px;
        font-size: 14px;
    }
    
    .specs-grid {
        grid-template-columns: 1fr;
    }
    
    .language-selector {
        top: 10px;
        right: 10px;
        flex-wrap: wrap;
        max-width: 200px;
    }
    
    .lang-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
}

/* Améliorations supplémentaires pour mobile */
@media (max-width: 768px) {
    /* Header plus compact */
    header {
        padding: 80px 20px 30px 20px !important;
    }
    
    /* Simplifier la top-bar */
    .top-bar {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        background: var(--primary-color);
        padding: 10px;
        z-index: 1100;
    }
    
    .site-access-btn {
        background: rgba(255, 255, 255, 0.2);
        color: white;
        padding: 8px 16px;
        font-size: 14px;
        border-radius: 20px;
    }
    
    /* Navigation des onglets */
    .section-nav {
        position: sticky;
        top: 50px; /* Juste en dessous de la top-bar */
        background: white;
        padding: 10px 5px;
        border-bottom: 1px solid #e0e0e0;
        gap: 10px;
        margin: 0;
        z-index: 900;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        scroll-behavior: smooth;
    }
    
    .nav-btn {
        background: #f5f5f5 !important;
        border: none !important;
        color: #666 !important;
        font-size: 13px !important;
        padding: 10px 15px !important;
        border-radius: 20px !important;
        min-width: auto;
        font-weight: 500;
        box-shadow: none !important;
        margin: 0 2px;
        transition: all 0.3s ease !important;
    }
    
    .nav-btn.active {
        background: var(--primary-color) !important;
        color: white !important;
        transform: none;
        box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3) !important;
    }
    
    .nav-btn:active,
    .nav-btn:focus {
        outline: none;
    }
    
    .nav-btn span {
        font-size: 13px !important;
    }
    
    /* Cacher les emojis sur mobile pour plus de clarté */
    .nav-btn span::before {
        content: '';
        display: none;
    }
    
    /* Bouton retour en haut sur mobile */
    .scroll-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 20px;
    }
}


/* Bouton retour en haut */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

.scroll-to-top:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

/* Configuration Sections */
.config-section {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 30px;
}

.config-section h3 {
    color: #0066cc;
    margin-bottom: 15px;
    font-size: 1.3em;
}

.permission-info {
    margin-bottom: 20px;
    padding: 15px;
    background: white;
    border-radius: 8px;
    border-left: 4px solid #0066cc;
}

.permission-info p {
    margin: 5px 0;
    font-weight: 500;
}

.permission-list,
.notification-list {
    display: grid;
    gap: 12px;
}

.permission-item,
.notification-item {
    background: white;
    padding: 15px 20px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: transform 0.2s;
}

.permission-item:hover,
.notification-item:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}
.mobile-lang-selector {
    display: none;
}

.lang-select {
    background: white;
    border: 1px solid var(--primary-color);
    border-radius: 20px;
    padding: 5px 10px;
    font-size: 14px;
    color: var(--primary-color);
    cursor: pointer;
}

/* Site access button */
.site-access-btn {
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.3);
}

.site-access-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(102, 126, 234, 0.4);
}

/* Language Selector */
.language-selector {
    display: flex;
    gap: 10px;
    background: white;
    padding: 10px;
    border-radius: 50px;
    box-shadow: var(--shadow);
}

.lang-btn {
    padding: 8px 16px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 25px;
    transition: all 0.3s;
    font-size: 14px;
    font-weight: 500;
}

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

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

/* Header */
header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 100px 20px 60px 20px;
    text-align: center;
}

.logo-container {
    margin-bottom: 30px;
}

.logo-pro {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.logo-icon-pro {
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon-pro svg {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
    transition: transform 0.3s ease;
}

.logo-icon-pro:hover svg {
    transform: scale(1.1);
}

@keyframes pulse {
    0%, 100% { r: 8; opacity: 0.5; }
    50% { r: 9; opacity: 0.3; }
}

@keyframes pulse2 {
    0%, 100% { r: 11; opacity: 0.3; }
    50% { r: 12; opacity: 0.2; }
}

.logo-wave-1 {
    animation: pulse 2s ease-in-out infinite;
}

.logo-wave-2 {
    animation: pulse2 2s ease-in-out infinite;
    animation-delay: 0.5s;
}

header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.subtitle {
    font-size: 1.2em;
    opacity: 0.95;
}

/* Navigation */
.section-nav {
    display: flex;
    justify-content: center;
    background: var(--light-bg);
    padding: 0;
    overflow-x: auto;
    border-bottom: 2px solid var(--border-color);
}

.nav-btn {
    padding: 20px 30px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-dark);
    transition: all 0.3s;
    position: relative;
    white-space: nowrap;
}

.nav-btn:hover {
    background: white;
}

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

.nav-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-color);
}

/* Content Sections */
.content-section {
    display: none;
    padding: 40px;
    animation: fadeIn 0.5s;
}

.content-section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.content-section h2 {
    color: var(--text-dark);
    margin-bottom: 30px;
    font-size: 2em;
    border-bottom: 3px solid var(--primary-color);
    padding-bottom: 10px;
    display: inline-block;
}

/* Product Selection */
.product-selection {
    margin: 40px 0;
    text-align: center;
}

/* Section de sélection de produit principale */
section.product-selection {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

section.product-selection h2 {
    font-size: 2.5em;
    margin-bottom: 40px;
    color: var(--primary-color);
}

.product-selection h3 {
    font-size: 1.8em;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.product-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}

.product-card {
    background: white;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.product-3d-container {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    perspective: 1000px;
}

.product-3d {
    width: 150px;
    height: auto;
    animation: float3d 6s ease-in-out infinite;
    transform-style: preserve-3d;
}

@keyframes float3d {
    0%, 100% {
        transform: rotateY(0deg) translateY(0px);
    }
    25% {
        transform: rotateY(20deg) translateY(-10px);
    }
    50% {
        transform: rotateY(0deg) translateY(-20px);
    }
    75% {
        transform: rotateY(-20deg) translateY(-10px);
    }
}

.product-card h4 {
    font-size: 1.4em;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.product-card p {
    color: #666;
    margin-bottom: 20px;
}

.select-product-btn {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    font-size: 1.1em;
    cursor: pointer;
    transition: all 0.3s ease;
}

.select-product-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.product-card.selected {
    border: 3px solid var(--primary-color);
    transform: scale(1.05);
}

/* Download Cards */
.download-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
    transition: opacity 0.3s ease;
}

.download-card {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s;
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.download-card h3 {
    margin-bottom: 20px;
    color: var(--text-dark);
}

.qr-code {
    width: 200px;
    height: 200px;
    margin: 20px auto;
    border: 3px solid var(--light-bg);
    border-radius: 10px;
    padding: 10px;
}

.download-btn {
    display: inline-block;
    padding: 15px 30px;
    margin-top: 20px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    color: white;
}

.download-btn.ios {
    background: linear-gradient(135deg, #000000, #434343);
}

.download-btn.android {
    background: linear-gradient(135deg, #0F9D58, #4CAF50);
}

.download-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow);
}

/* Info Box */
.info-box {
    background: linear-gradient(135deg, #f3f4f6, #ffffff);
    border-left: 5px solid var(--primary-color);
    padding: 25px;
    margin: 30px 0;
    border-radius: 10px;
}

.info-box h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.steps-list {
    margin-left: 20px;
    color: var(--text-dark);
}

.steps-list li {
    margin: 10px 0;
    position: relative;
    padding-left: 10px;
}

/* Config Grid */
.config-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 30px 0;
}

.config-item {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 25px;
    text-align: center;
    transition: all 0.3s;
}

.config-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.config-icon {
    font-size: 3em;
    margin-bottom: 15px;
}

.config-item h3 {
    color: var(--text-dark);
    margin-bottom: 10px;
}

.config-item p {
    color: var(--text-light);
    font-size: 0.95em;
}

/* Warning Box */
.warning-box {
    background: linear-gradient(135deg, #fef3c7, #fed7aa);
    border: 2px solid var(--warning-color);
    border-radius: 10px;
    padding: 20px;
    margin: 30px 0;
}

.warning-box h3 {
    color: var(--warning-color);
    margin-bottom: 10px;
}

/* Android Brands */
.android-brands {
    display: grid;
    gap: 30px;
    margin: 30px 0;
}

.brand-config {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 25px;
    transition: all 0.3s;
}

.brand-config:hover {
    border-color: var(--success-color);
    box-shadow: var(--shadow);
}

.brand-config h3 {
    color: var(--success-color);
    margin-bottom: 20px;
    font-size: 1.5em;
}

.config-steps h4 {
    color: var(--text-dark);
    margin: 20px 0 10px;
    padding-left: 10px;
    border-left: 3px solid var(--success-color);
}

.config-steps ol {
    margin-left: 30px;
    color: var(--text-light);
}

.config-steps li {
    margin: 8px 0;
}

/* Usage Scenarios */
.usage-scenarios {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin: 30px 0;
}

.scenario {
    background: linear-gradient(135deg, #ffffff, #f9fafb);
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 25px;
    transition: all 0.3s;
}

.scenario:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
    border-color: var(--primary-color);
}

.scenario h3 {
    color: var(--text-dark);
    margin-bottom: 15px;
    font-size: 1.3em;
}

.scenario p {
    color: var(--text-light);
}

/* FAQ */
.faq {
    background: var(--light-bg);
    border-radius: 15px;
    padding: 30px;
    margin: 40px 0;
}

.faq h3 {
    color: var(--text-dark);
    margin-bottom: 25px;
    font-size: 1.5em;
}

.faq-item {
    background: white;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 15px;
    border-left: 4px solid var(--primary-color);
}

.faq-item h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

.faq-item p {
    color: var(--text-light);
}

/* Specs Tables */
.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin: 30px 0;
}

.spec-group {
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 15px;
    padding: 25px;
}

.spec-group h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.3em;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table tr {
    border-bottom: 1px solid var(--border-color);
}

.specs-table tr:last-child {
    border-bottom: none;
}

.specs-table td {
    padding: 12px 10px;
}

.specs-table td:first-child {
    font-weight: 600;
    color: var(--text-dark);
    width: 40%;
}

.specs-table td:last-child {
    color: var(--text-light);
}

/* Compliance */
.compliance {
    background: linear-gradient(135deg, #f0f9ff, #e0f2fe);
    border-radius: 15px;
    padding: 30px;
    margin: 40px 0;
    text-align: center;
}

.compliance h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
}

.compliance-badges {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.badge {
    background: white;
    color: var(--primary-color);
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 600;
    border: 2px solid var(--primary-color);
}

/* Footer */
footer {
    background: var(--dark-bg);
    color: white;
    padding: 40px;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.footer-section h4 {
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.footer-section p {
    color: #d1d5db;
    line-height: 1.8;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        box-shadow: none;
        padding: 0;
    }
    
    header {
        padding: 150px 20px 40px 20px;
    }
    
    header h1 {
        font-size: 2em;
    }
    
    .content-section {
        padding: 20px;
    }
    
    .section-nav {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        background: linear-gradient(to right, transparent, rgba(255,255,255,0.8) 10%, rgba(255,255,255,0.8) 90%, transparent);
        padding: 15px 10px;
        margin: 0 -20px;
    }
    
    .section-nav::-webkit-scrollbar {
        display: none;
    }
    
    .top-bar {
        position: fixed;
        flex-direction: column;
        gap: 10px;
        top: 10px;
        left: 10px;
        right: 10px;
        align-items: stretch;
        z-index: 1100;
    }
    
    .site-access-btn {
        padding: 10px 20px;
        font-size: 14px;
        width: 100%;
        text-align: center;
    }
    
    .language-selector {
        display: none; /* Cacher le sélecteur de langue sur mobile pour simplifier */
    }
    
    .mobile-lang-selector {
        display: block;
    }
    
    .lang-select {
        background: rgba(255, 255, 255, 0.9);
        border: none;
        padding: 5px 8px;
        font-size: 12px;
    }
    
    .lang-btn {
        font-size: 0.8em;
        padding: 5px 10px;
    }
    
    .product-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .product-3d {
        width: 120px;
    }
    
    .product-3d-container {
        height: 150px;
    }
    
    .download-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .brand-config {
        padding: 15px;
    }
    
    .spec-grid {
        grid-template-columns: 1fr;
    }
    
    /* Supprimer ces styles en double */
    
    .critical-warning {
        padding: 15px !important;
        margin-bottom: 20px !important;
    }
    
    .critical-warning h3 {
        font-size: 1.1em !important;
    }
    
    .critical-warning ol {
        font-size: 0.95em !important;
        padding-left: 20px;
    }
    
    .nav-btn {
        padding: 15px 20px;
        font-size: 14px;
    }
    
    .specs-grid {
        grid-template-columns: 1fr;
    }
    
    .language-selector {
        top: 10px;
        right: 10px;
        flex-wrap: wrap;
        max-width: 200px;
    }
    
    .lang-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
}

/* Améliorations supplémentaires pour mobile */
@media (max-width: 768px) {
    /* Header plus compact */
    header {
        padding: 80px 20px 30px 20px !important;
    }
    
    /* Simplifier la top-bar */
    .top-bar {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        background: var(--primary-color);
        padding: 10px;
        z-index: 1100;
    }
    
    .site-access-btn {
        background: rgba(255, 255, 255, 0.2);
        color: white;
        padding: 8px 16px;
        font-size: 14px;
        border-radius: 20px;
    }
    
    /* Navigation des onglets */
    .section-nav {
        position: sticky;
        top: 50px; /* Juste en dessous de la top-bar */
        background: white;
        padding: 10px 5px;
        border-bottom: 1px solid #e0e0e0;
        gap: 10px;
        margin: 0;
        z-index: 900;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        scroll-behavior: smooth;
    }
    
    .nav-btn {
        background: #f5f5f5 !important;
        border: none !important;
        color: #666 !important;
        font-size: 13px !important;
        padding: 10px 15px !important;
        border-radius: 20px !important;
        min-width: auto;
        font-weight: 500;
        box-shadow: none !important;
        margin: 0 2px;
        transition: all 0.3s ease !important;
    }
    
    .nav-btn.active {
        background: var(--primary-color) !important;
        color: white !important;
        transform: none;
        box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3) !important;
    }
    
    .nav-btn:active,
    .nav-btn:focus {
        outline: none;
    }
    
    .nav-btn span {
        font-size: 13px !important;
    }
    
    /* Cacher les emojis sur mobile pour plus de clarté */
    .nav-btn span::before {
        content: '';
        display: none;
    }
    
    /* Bouton retour en haut sur mobile */
    .scroll-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 20px;
    }
}


/* Bouton retour en haut */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
}

.scroll-to-top:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

/* Configuration Sections */
.config-section {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 30px;
}

.config-section h3 {
    color: #0066cc;
    margin-bottom: 15px;
    font-size: 1.3em;
}

.permission-info {
    margin-bottom: 20px;
    padding: 15px;
    background: white;
    border-radius: 8px;
    border-left: 4px solid #0066cc;
}

.permission-info p {
    margin: 5px 0;
    font-weight: 500;
}

.permission-list,
.notification-list {
    display: grid;
    gap: 12px;
}

.permission-item,
.notification-item {
    background: white;
    padding: 15px 20px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: transform 0.2s;
}

.permission-item:hover,
.notification-item:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* ===== Styles pour l'accordion Android ===== */
.brand-accordion {
    margin: 30px 0;
}

/* ===== Onglets marques Android ===== */
.brand-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 20px 0 10px 0;
}

.brand-tab {
    padding: 10px 14px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
    background: #f7f7f7;
    cursor: pointer;
    font-weight: 600;
}

.brand-tab.active {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

.brand-tabcontent { display: none; }
.brand-tabcontent.active { display: block; }

.brand-item {
    margin: 10px 0;
}

.brand-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
    cursor: pointer;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.3s;
}

.brand-header:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.brand-content {
    display: none;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 0 0 10px 10px;
    margin-top: -10px;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.brand-content.active {
    display: block;
}

.config-step {
    background: white;
    padding: 20px;
    margin: 15px 0;
    border-left: 4px solid #667eea;
    border-radius: 5px;
}

.config-step h4 {
    color: #667eea;
    margin-bottom: 15px;
    font-size: 1.1em;
}

.config-path {
    background: #e9ecef;
    padding: 15px;
    border-radius: 5px;
    font-family: 'Courier New', monospace;
    margin: 10px 0;
    line-height: 1.8;
    font-size: 0.95em;
}

.arrow {
    transition: transform 0.3s;
    font-size: 1.2em;
}

.brand-header.active .arrow {
    transform: rotate(180deg);
}

.success-box {
    background: #51cf66;
    color: white;
    padding: 15px;
    border-radius: 8px;
    margin: 15px 0;
}

/* Certifications Section */
.certifications-container {
    margin-top: 30px;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.cert-item {
    text-align: center;
    padding: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease;
}

.cert-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.cert-logo {
    margin-bottom: 10px;
    display: flex;
    justify-content: center;
}

.cert-item p {
    font-size: 12px;
    color: var(--text-light);
    font-weight: 500;
}

.compliance-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.info-section {
    background: var(--light-bg);
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
}

.info-section h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 18px;
}

.info-section p {
    margin-bottom: 8px;
    font-size: 14px;
    line-height: 1.5;
}

/* Safety Warnings Section */
.safety-warnings {
    display: grid;
    gap: 20px;
    margin-top: 30px;
}

.warning-item {
    display: flex;
    align-items: flex-start;
    padding: 20px;
    border-radius: 12px;
    border-left: 4px solid;
    background: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.warning-item.critical {
    border-left-color: var(--danger-color);
    background: #fef2f2;
}

.warning-item.info {
    border-left-color: var(--primary-color);
    background: #eff6ff;
}

.warning-icon {
    font-size: 24px;
    margin-right: 15px;
    flex-shrink: 0;
}

.warning-content h4 {
    color: var(--text-dark);
    margin-bottom: 8px;
    font-size: 16px;
    font-weight: 600;
}

.warning-content p {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.5;
}

/* Mobile responsiveness for new sections */
@media (max-width: 768px) {
    .certifications-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .cert-item {
        padding: 15px;
    }
    
    .cert-logo svg {
        width: 50px;
        height: 33px;
    }
    
    .compliance-info {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .info-section {
        padding: 20px;
    }
    
    .warning-item {
        padding: 15px;
    }
    
    .warning-icon {
        font-size: 20px;
        margin-right: 12px;
    }
}

@media (max-width: 480px) {
    .certifications-grid {
        grid-template-columns: 1fr;
    }
}