/* ========================================
   WHITEPAPER PAGE CSS
   ======================================== */

.whitepaper {
    background: var(--bg-primary);
    min-height: 100vh;
    padding-top: 120px;
}

.whitepaper-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-content {
    display: none;
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.6s ease-out;
}

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

/* --- Section Navigation Buttons --- */
.section-navigation {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
    margin: var(--spacing-2xl) 0 var(--spacing-xl) 0;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: var(--bg-card);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.section-indicator {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav-btn {
    min-width: 120px;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--border-radius);
    background: var(--primary-color);
    color: var(--bg-dark);
    border: none;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, box-shadow 0.2s;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

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

.nav-btn:disabled {
    background: var(--border-color);
    color: var(--text-secondary);
    cursor: not-allowed;
    opacity: 0.6;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--border-color-light);
    border-radius: 4px;
    overflow: hidden;
    margin-top: var(--spacing-xs);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
    width: 0;
    transition: width 0.3s;
    border-radius: 4px;
}

.whitepaper-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, var(--bg-card), rgba(255, 215, 0, 0.05));
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.whitepaper-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.key-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.key-feature {
    background: rgba(255, 215, 0, 0.1);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
}

.key-feature h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-lg) 0;
    background: var(--bg-card);
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.comparison-table th,
.comparison-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.comparison-table th {
    background: var(--primary-color);
    color: var(--bg-dark);
    font-weight: 700;
}

.comparison-table tr:hover {
    background: rgba(255, 215, 0, 0.05);
}

.highlight-box {
    background: rgba(255, 215, 0, 0.08);
    border: 2px solid var(--primary-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.highlight-box h4 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.highlight-box p,
.highlight-box li {
    color: var(--text-secondary);
    font-weight: 450;
    line-height: 1.7;
}

.roadmap-phase {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.phase-number {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: var(--bg-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

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

.back-to-home {
    position: fixed;
    top: 140px;
    left: var(--spacing-lg);
    z-index: 100;
}

/* --- Official Channels Section --- */
.channel-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    background: var(--bg-card);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    padding: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    box-shadow: var(--shadow-md);
    list-style: none;
}

.channel-list li {
    flex: 1 1 220px;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(255, 215, 0, 0.07);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
    margin-bottom: 0;
    font-size: var(--font-size-base);
    font-weight: 500;
    transition: box-shadow 0.2s;
}

.channel-list li:hover {
    box-shadow: 0 0 0 2px var(--primary-color);
    background: rgba(255, 215, 0, 0.13);
}

.channel-list strong {
    color: var(--primary-color);
    min-width: 90px;
    font-weight: 700;
}

.channel-list a {
    color: var(--text-primary);
    text-decoration: underline;
    font-weight: 600;
    transition: color 0.2s;
    word-break: break-all;
}

.channel-list a:hover {
    color: var(--primary-dark);
    text-decoration: none;
}

/* Responsive for Official Channels */
@media (max-width: 600px) {
    .channel-list {
        flex-direction: column;
        gap: var(--spacing-md);
        padding: var(--spacing-lg);
    }
    .channel-list li {
        flex: 1 1 100%;
        padding: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .whitepaper {
        padding-top: 140px;
    }
    
    /* Navigation */
    .section-navigation {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
    }
    
    .nav-btn {
        width: 100%;
        min-width: auto;
        justify-content: center;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    .section-indicator {
        order: -1;
        text-align: center;
        margin-bottom: var(--spacing-sm);
    }
    
    /* Content */
    .section-content {
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
    }
    
    .whitepaper-header {
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
    }
    
    .whitepaper-title {
        font-size: var(--font-size-2xl);
        line-height: 1.2;
        text-align: center;
    }
    
    .whitepaper-subtitle {
        font-size: var(--font-size-lg);
        text-align: center;
    }
    
    /* Grid responsive */
    .key-features {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .key-feature {
        padding: var(--spacing-sm);
    }
    
    /* Fix pour les div à 2 colonnes */
    .section-content div[style*="grid-template-columns: 1fr 1fr"] {
        grid-template-columns: 1fr !important;
        gap: var(--spacing-md) !important;
    }
    
    /* Table responsive - CARDS SOLUTION */
    .comparison-table {
        display: block;
        border: none;
        background: transparent;
        overflow: visible;
    }
    
    .comparison-table thead {
        display: none;
    }
    
    .comparison-table tbody {
        display: block;
    }
    
    .comparison-table tr {
        display: block;
        background: var(--bg-secondary);
        margin-bottom: var(--spacing-md);
        padding: var(--spacing-md);
        border-radius: var(--border-radius);
        border: 1px solid var(--border-color);
        box-shadow: var(--shadow-sm);
        text-align: center; /* ← CENTRAGE DES CARTES */
    }
    
    .comparison-table td {
        display: block;
        padding: var(--spacing-xs) 0;
        border: none;
        text-align: center; /* ← CENTRAGE DU CONTENU */
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    /* Labels pour les cartes - SANS les ":" bizarres */
    .comparison-table td:nth-child(1):before {
        content: "Type: ";
        font-weight: 700;
        color: var(--primary-color);
        display: block;
        margin-bottom: var(--spacing-xs);
    }
    
    .comparison-table td:nth-child(2):before {
        content: "Tokens: ";
        font-weight: 700;
        color: var(--primary-color);
        display: block;
        margin-bottom: var(--spacing-xs);
    }
    
    .comparison-table td:nth-child(3):before {
        content: "Percentage: ";
        font-weight: 700;
        color: var(--primary-color);
        display: block;
        margin-bottom: var(--spacing-xs);
    }
    
    .comparison-table td:nth-child(4):before {
        content: "Security: ";
        font-weight: 700;
        color: var(--primary-color);
        display: block;
        margin-bottom: var(--spacing-xs);
    }
    
    /* Pour la table à 3 colonnes (section 3) */
    #section-3 .comparison-table td:nth-child(3):before {
        content: "Purpose: ";
    }
    
    /* Roadmap responsive */
    .roadmap-phase {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }
    
    .phase-number {
        align-self: center;
        width: 50px;
        height: 50px;
        font-size: var(--font-size-base);
    }
    
    .phase-content ul {
        text-align: left;
    }
    
    /* Back to home */
    .back-to-home {
        position: relative !important;
        top: 0 !important;
        left: 0 !important;
        margin: var(--spacing-lg) auto var(--spacing-md) auto !important;
        text-align: center !important;
        display: flex !important;
        justify-content: center !important;
        z-index: 100 !important;
        width: 100%;
    }
    
    /* Text responsive */
    .section-title {
        font-size: var(--font-size-xl);
        margin-bottom: var(--spacing-lg);
        text-align: center;
    }
    
    h3 {
        font-size: var(--font-size-lg);
        text-align: center;
    }
    
    p, li {
        font-size: var(--font-size-sm);
        line-height: 1.6;
    }
}

/* Mobile ultra-small */
@media (max-width: 480px) {
    .whitepaper-container {
        padding: 0 var(--spacing-xs);
    }
    
    .section-content {
        padding: var(--spacing-md);
    }
    
    .whitepaper-title {
        font-size: var(--font-size-xl);
    }
    
    .comparison-table tr {
        padding: var(--spacing-sm);
    }
    
    .comparison-table td {
        font-size: var(--font-size-sm);
    }
}

/* ========================================
   CORRECTIONS RESPONSIVE WHITEPAPER
   ======================================== */

/* Fix desktop first */
@media (min-width: 769px) {
    .whitepaper-container {
        max-width: 900px;
        padding: 0 var(--spacing-md);
    }
    
    .section-content {
        padding: var(--spacing-2xl);
        margin-bottom: var(--spacing-xl);
    }
    
    .whitepaper-header {
        padding: var(--spacing-2xl);
        margin-bottom: var(--spacing-2xl);
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: var(--spacing-md);
    }
    
    .back-to-home {
        position: fixed;
        top: 140px;
        left: var(--spacing-lg);
        z-index: 100;
    }
}

/* Mobile corrections */
@media (max-width: 768px) {
    .section-navigation {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
    }
    
    .nav-btn {
        width: 100%;
        min-width: auto;
        justify-content: center;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    .section-content {
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
    }
    
    .whitepaper-header {
        padding: var(--spacing-lg);
        margin-bottom: var(--spacing-lg);
    }
    
    .whitepaper-title {
        font-size: var(--font-size-2xl);
        line-height: 1.2;
    }
    
    .whitepaper-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .key-features {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }
    
    .key-feature {
        padding: var(--spacing-sm);
    }
    
    .comparison-table {
        display: block;
        border: none;
        background: transparent;
    }
    
    .comparison-table thead {
        display: none;
    }
    
    .comparison-table tbody {
        display: block;
    }
    
    .comparison-table tr {
        display: block;
        background: var(--bg-secondary);
        margin-bottom: var(--spacing-md);
        padding: var(--spacing-md);
        border-radius: var(--border-radius);
        border: 1px solid var(--border-color);
        box-shadow: var(--shadow-sm);
    }
    
    .comparison-table td {
        display: block;
        padding: var(--spacing-xs) 0;
        border: none;
        text-align: left;
    }
    
    .comparison-table td:before {
        content: attr(data-label) ": ";
        font-weight: 700;
        color: var(--primary-color);
        display: inline-block;
        width: 120px;
        margin-right: var(--spacing-sm);
    }
    
    .back-to-home {
        position: static !important;
        top: auto !important;
        left: auto !important;
        margin: var(--spacing-md) auto !important;
        text-align: center !important;
        display: flex !important;
        justify-content: center !important;
        z-index: 100 !important;
    }
    
    .roadmap-phase {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }
    
    .phase-number {
        align-self: center;
        width: 50px;
        height: 50px;
        font-size: var(--font-size-base);
    }
}

/* Ultra small mobile */
@media (max-width: 480px) {
    .whitepaper-container {
        padding: 0 var(--spacing-xs);
    }
    
    .section-content {
        padding: var(--spacing-md);
    }
    
    .whitepaper-title {
        font-size: var(--font-size-xl);
    }
    
    .comparison-table th,
    .comparison-table td {
        min-width: 80px;
        font-size: var(--font-size-xs);
    }
}

/* Table responsive - SOLUTION CARDS CORRIGÉE */
@media (max-width: 768px) {
    .comparison-table {
        display: block;
        border: none;
        background: transparent;
        overflow: visible;
    }
    
    /* Supprimer l'indicateur de scroll */
    .comparison-table::after {
        display: none !important;
    }
    
    .comparison-table thead {
        display: none;
    }
    
    .comparison-table tbody {
        display: block;
    }
    
    .comparison-table tr {
        display: block;
        background: var(--bg-secondary);
        margin-bottom: var(--spacing-md);
        padding: var(--spacing-md);
        border-radius: var(--border-radius);
        border: 1px solid var(--border-color);
        box-shadow: var(--shadow-sm);
        overflow: hidden;
        word-wrap: break-word;
    }
    
    .comparison-table td {
        display: block;
        padding: var(--spacing-xs) 0;
        border: none;
        text-align: left;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
    
    /* Labels personnalisés selon la position de la cellule */
    .comparison-table td:nth-child(1):before {
        content: "Allocation: ";
        font-weight: 700;
        color: var(--primary-color);
        display: inline;
        margin-right: var(--spacing-xs);
    }
    
    .comparison-table td:nth-child(2):before {
        content: "Tokens: ";
        font-weight: 700;
        color: var(--primary-color);
        display: inline;
        margin-right: var(--spacing-xs);
    }
    
    .comparison-table td:nth-child(3):before {
        content: "Percentage: ";
        font-weight: 700;
        color: var(--primary-color);
        display: inline;
        margin-right: var(--spacing-xs);
    }
    
    .comparison-table td:nth-child(4):before {
        content: "Security: ";
        font-weight: 700;
        color: var(--primary-color);
        display: inline;
        margin-right: var(--spacing-xs);
    }
    
    /* Pour les tables à 3 colonnes (comme la première) */
    .comparison-table tr:has(3) td:nth-child(3):before {
        content: "Purpose: ";
    }
    
    /* Supprimer tous les data-label */
    .comparison-table td:before {
        content: none !important;
    }
    
    /* Labels spécifiques selon le contenu */
    .comparison-table td:first-child:before {
        content: "Type: ";
        font-weight: 700;
        color: var(--primary-color);
        display: inline;
        margin-right: var(--spacing-xs);
    }
}

/* Alternative plus simple : Garder le scroll horizontal */
@media (max-width: 768px) {
    .comparison-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius);
        background: var(--bg-secondary);
        font-size: var(--font-size-sm);
        margin: var(--spacing-md) 0;
        -webkit-overflow-scrolling: touch;
    }
    
    /* Remplacer le texte par juste un emoji */
    .comparison-table::after {
        content: "👆";
        display: block;
        text-align: center;
        padding: var(--spacing-xs);
        font-size: var(--font-size-sm);
        background: var(--bg-dark);
        border-top: 1px solid var(--border-color);
    }
    
    .comparison-table table {
        width: 100%;
        min-width: 500px;
        margin: 0;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: var(--spacing-sm);
        white-space: nowrap;
        min-width: 100px;
        text-align: left;
        word-wrap: break-word;
    }
    
    .comparison-table th {
        background: var(--bg-dark);
        position: sticky;
        top: 0;
        z-index: 1;
    }
}

/* Responsive: Beau design pour les cartes issues des tables */
@media (max-width: 768px) {
    .comparison-table tr {
        display: block;
        background: rgba(255, 215, 0, 0.10); /* fond jaune pâle */
        margin-bottom: var(--spacing-md);
        padding: var(--spacing-md);
        border-radius: var(--border-radius);
        border-left: 4px solid var(--primary-color); /* liseré jaune */
        border-right: none;
        border-top: none;
        border-bottom: none;
        box-shadow: var(--shadow-sm);
        text-align: center;
        position: relative;
    }
    .comparison-table td {
        display: block;
        padding: var(--spacing-xs) 0;
        border: none;
        text-align: center;
        word-wrap: break-word;
        overflow-wrap: break-word;
        font-size: var(--font-size-sm);
    }
    .comparison-table td:before {
        content: attr(data-label) ": ";
        font-weight: 700;
        color: var(--primary-color);
        display: block;
        margin-bottom: var(--spacing-xs);
        text-align: left;
    }
}