/**
 * CampusQCM - QCM Engine v2.0 CSS
 * Premium SaaS Experience
 */

/* ========================================
   CSS VARIABLES — Utilise la palette globale
   ======================================== */
:root {
    --qcm-bg: var(--cq-bg-alt, #f8fafc);
    --qcm-card-bg: var(--cq-card-bg, #ffffff);
    --qcm-text: var(--cq-text, #1e293b);
    --qcm-text-muted: var(--cq-text-muted, #64748b);
    --qcm-border: var(--cq-border, #e2e8f0);
    --qcm-accent: var(--cq-accent, #6366f1);
    --qcm-accent-light: rgba(99, 102, 241, 0.1);
    --qcm-success: var(--cq-success, #10b981);
    --qcm-success-light: rgba(16, 185, 129, 0.1);
    --qcm-danger: var(--cq-danger, #ef4444);
    --qcm-danger-light: rgba(239, 68, 68, 0.1);
    --qcm-warning: var(--cq-warning, #f59e0b);
    --qcm-warning-light: rgba(245, 158, 11, 0.1);
    --qcm-gradient: var(--cq-hero-gradient, linear-gradient(135deg, var(--cq-accent, #6366f1) 0%, var(--cq-accent-alt, #8b5cf6) 100%));
    --qcm-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --qcm-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --qcm-radius: 16px;
    --qcm-radius-sm: 12px;
    
    /* Premium colors - utilise les couleurs accent (bleu) des boutons */
    --premium-accent: var(--cq-accent, #6366f1);
    --premium-accent-hover: var(--cq-accent-hover, #4f46e5);
    --premium-accent-bg: var(--qcm-accent-light, rgba(99, 102, 241, 0.1));
}

/* Mode sombre - premium colors */
body.qcm-dark,
[data-theme="dark"] {
    --premium-accent-bg: rgba(99, 102, 241, 0.2);
}

body.qcm-dark,
[data-theme="dark"] {
    --qcm-bg: var(--cq-bg-alt, #1e293b);
    --qcm-card-bg: var(--cq-card-bg, #1f2937);
    --qcm-text: var(--cq-text, #f1f5f9);
    --qcm-text-muted: var(--cq-text-muted, #94a3b8);
    --qcm-border: var(--cq-border, #374151);
    --qcm-accent-light: rgba(99, 102, 241, 0.2);
    --qcm-success-light: rgba(16, 185, 129, 0.2);
    --qcm-danger-light: rgba(239, 68, 68, 0.2);
    --qcm-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --qcm-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
}

/* ========================================
   BASE & RESET
   ======================================== */
#qcm-app {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--qcm-text);
    line-height: 1.5;
}

#qcm-app * {
    box-sizing: border-box;
}

.qcm-hidden {
    display: none !important;
}

/* ========================================
   ERROR STATE
   ======================================== */
.qcm-error {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--qcm-card-bg);
    border-radius: var(--qcm-radius);
    border: 1px solid var(--qcm-border);
}

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

/* ========================================
   START SCREEN
   ======================================== */
.qcm-start-screen {
    animation: qcm-fade-in 0.4s ease-out;
}

.qcm-start-card {
    background: var(--qcm-card-bg);
    border-radius: var(--qcm-radius);
    padding: 3rem 3.5rem;
    box-shadow: var(--qcm-shadow-lg);
    border: 1px solid var(--qcm-border);
    max-width: 1100px;
    margin: 0 auto;
}

.qcm-start-header {
    text-align: center;
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--qcm-border);
}

.qcm-start-title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 1rem 0;
    color: var(--qcm-text);
}

.qcm-start-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.qcm-meta-item {
    font-size: 1.0625rem;
    color: var(--qcm-text-muted);
    font-weight: 500;
}

.qcm-mode-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--qcm-text);
    margin: 0 0 0.75rem 0;
    text-align: center;
}

.qcm-mode-subtitle {
    font-size: 1.0625rem;
    color: var(--qcm-text-muted);
    margin: 0 0 2rem 0;
    text-align: center;
    font-weight: 400;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   MODE SELECTION - QCM START SCREEN
   Affichage des 3 modes en ligne
   ======================================== */
.qcm-mode-selection {
    text-align: center;
}

/* ========================================
   MODES GRID — LAYOUT SCALABLE PREMIUM
   Supporte 3, 5 ou + modes
   ======================================== */
.qcm-mode-selection .qcm-modes-grid {
    display: flex !important;
    flex-wrap: wrap !important;
    justify-content: center !important;
    gap: 1.5rem !important;
    margin-top: 2rem;
    max-width: 100%;
}

/* Mode cards : largeur flexible pour centrage */
.qcm-mode-selection .qcm-modes-grid > * {
    flex: 0 0 calc(33.333% - 1rem);
    max-width: calc(33.333% - 1rem);
    min-width: 280px;
}

/* 5 modes: les 2 derniers centrés sur leur ligne */
@media (min-width: 1024px) {
    .qcm-mode-selection .qcm-modes-grid {
        justify-content: center !important;
    }
    
    .qcm-mode-selection .qcm-modes-grid.qcm-modes-grid--five {
        justify-content: center !important;
    }
    
    .qcm-modes-grid--five .qcm-mode-card {
        flex: 0 0 calc(33.333% - 1rem);
        max-width: calc(33.333% - 1rem);
    }
}

@media (max-width: 1023px) and (min-width: 769px) {
    .qcm-mode-selection .qcm-modes-grid > * {
        flex: 0 0 calc(50% - 0.75rem);
        max-width: calc(50% - 0.75rem);
    }
}

@media (max-width: 768px) {
    .qcm-mode-selection .qcm-modes-grid > * {
        flex: 1 1 100%;
        max-width: 100%;
    }
    
    .qcm-mode-selection .qcm-modes-grid {
        gap: 1rem !important;
    }
}

/* Mode Card - Style premium avec icône à gauche */
.qcm-mode-selection .qcm-mode-card {
    display: flex !important;
    flex-direction: row !important;
    align-items: flex-start !important;
    gap: 1.25rem !important;
    padding: 1.75rem !important;
    background: var(--qcm-card-bg, #fff) !important;
    border: 2px solid var(--qcm-border, #e5e7eb) !important;
    border-radius: var(--qcm-radius, 16px) !important;
    cursor: pointer;
    transition: all 0.25s ease;
    text-align: left !important;
    width: 100%;
    height: auto !important;
    min-height: 140px;
    position: relative;
}

.qcm-mode-selection .qcm-mode-card:hover {
    border-color: var(--qcm-accent, #6366f1) !important;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.18);
    transform: translateY(-3px);
}

.qcm-mode-selection .qcm-mode-card:active {
    transform: translateY(-1px);
}

.qcm-mode-icon {
    font-size: 2.5rem;
    line-height: 1;
    flex-shrink: 0;
}

.qcm-mode-info {
    flex: 1;
}

.qcm-mode-info h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    color: var(--qcm-text);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.qcm-mode-info p {
    font-size: 0.9375rem;
    color: var(--qcm-text-muted);
    margin: 0 0 1rem 0;
    line-height: 1.5;
}

.qcm-mode-badges {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.qcm-badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.375rem 0.625rem;
    border-radius: 100px;
    background: var(--qcm-accent-light);
    color: var(--qcm-accent);
}

.qcm-badge-muted {
    background: var(--qcm-border);
    color: var(--qcm-text-muted);
}

.qcm-badge-xp {
    background: var(--qcm-warning-light);
    color: var(--qcm-warning);
}

/* ========================================
   MODES PREMIUM — Coming Soon Style
   ======================================== */
.qcm-mode-card--premium {
    position: relative;
    overflow: hidden;
    opacity: 0.85;
    cursor: default !important;
}

.qcm-mode-card--premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.03) 0%, rgba(139, 92, 246, 0.06) 100%);
    pointer-events: none;
}

.qcm-mode-card--premium:hover {
    transform: none !important;
    box-shadow: var(--qcm-shadow) !important;
    border-color: var(--qcm-border) !important;
    cursor: default !important;
}

.qcm-badge-premium {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.qcm-badge-premium::before {
    content: '✨';
    font-size: 0.625rem;
}

.qcm-mode-coming-soon {
    position: absolute;
    bottom: 0.75rem;
    right: 0.75rem;
    font-size: 0.6875rem;
    color: var(--qcm-text-muted);
    font-style: italic;
}

/* ========================================
   QCM RUNNER (MAIN SCREEN) — PREMIUM LAYOUT
   ======================================== */
.qcm-runner {
    animation: qcm-fade-in 0.4s ease-out;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Top Bar — Plus imposante */
.qcm-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1.25rem 1.5rem;
    background: var(--qcm-card-bg);
    border-radius: var(--qcm-radius);
    margin-bottom: 2rem;
    box-shadow: var(--qcm-shadow-lg);
    border: 1px solid var(--qcm-border);
}

.qcm-topbar-left {
    flex-shrink: 0;
}

.qcm-mode-indicator {
    font-size: 0.9375rem;
    font-weight: 700;
    color: var(--qcm-accent);
    background: var(--qcm-accent-light);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    letter-spacing: 0.3px;
}

.qcm-topbar-center {
    flex: 1;
    max-width: 450px;
}

.qcm-progress-wrapper {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.qcm-progress-bar {
    flex: 1;
    height: 10px;
    background: var(--qcm-border);
    border-radius: 100px;
    overflow: hidden;
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.05);
}

.qcm-progress-fill {
    height: 100%;
    background: var(--qcm-gradient);
    border-radius: 100px;
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.qcm-progress-text {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--qcm-text);
    white-space: nowrap;
    min-width: 50px;
    text-align: right;
}

.qcm-topbar-right {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-shrink: 0;
    position: relative;
}

/* Priorité visuelle : badge premium en premier et bien visible */
.qcm-topbar-right .qcm-premium-display {
    order: -1; /* Afficher en premier dans le flex */
    margin-left: auto; /* Pousser vers la droite */
    min-width: fit-content;
}

.qcm-timer {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background: var(--qcm-accent-light);
    border-radius: 100px;
    transition: all 0.3s;
}

.qcm-timer-icon {
    font-size: 0.875rem;
}

.qcm-timer-value {
    font-size: 0.875rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--qcm-accent);
}

.qcm-timer.qcm-timer-warning {
    background: var(--qcm-warning-light);
}

.qcm-timer.qcm-timer-warning .qcm-timer-value {
    color: var(--qcm-warning);
}

.qcm-timer.qcm-timer-danger {
    background: var(--qcm-danger-light);
    animation: qcm-pulse 1s infinite;
}

.qcm-timer.qcm-timer-danger .qcm-timer-value {
    color: var(--qcm-danger);
}

/* ========================================
   PREMIUM POINTS BADGE — DESIGN SAAS PREMIUM
   Utilise les couleurs du système de scoring pour cohérence
   ======================================== */
.qcm-premium-display {
    display: flex !important;
    align-items: center;
    gap: 0.625rem;
    padding: 0.625rem 1.25rem;
    background: var(--premium-accent-bg, var(--qcm-accent-light, rgba(99, 102, 241, 0.1)));
    border: 1.5px solid var(--premium-accent, var(--qcm-accent, #6366f1));
    border-radius: 10px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 2px 8px rgba(99, 102, 241, 0.15),
        0 0 0 1px rgba(255, 255, 255, 0.5) inset;
    position: relative;
    overflow: hidden;
    z-index: 10;
}

.qcm-premium-display::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.2), 
        transparent);
    transition: left 0.5s ease;
}

.qcm-premium-display:hover {
    background: var(--premium-accent-bg, var(--qcm-accent-light, rgba(99, 102, 241, 0.15)));
    border-color: var(--premium-accent-hover, var(--cq-accent-hover, #4f46e5));
    transform: translateY(-1px);
    box-shadow: 
        0 4px 12px rgba(99, 102, 241, 0.2),
        0 0 0 1px rgba(255, 255, 255, 0.6) inset;
}

.qcm-premium-display:hover::before {
    left: 100%;
}

.qcm-premium-icon {
    font-size: 1.25rem;
    line-height: 1;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.1));
    /* Animation subtile */
    animation: qcm-premium-pulse 3s ease-in-out infinite;
}

@keyframes qcm-premium-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.02);
        opacity: 0.9;
    }
}

.qcm-premium-label {
    font-size: 0.6875rem;
    color: var(--premium-accent, var(--qcm-accent, #6366f1));
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 700;
}

.qcm-premium-value {
    font-size: 1rem;
    color: var(--premium-accent-hover, var(--cq-accent-hover, #4f46e5));
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.3px;
}

/* Mode sombre : utilise les couleurs accent (bleu) */
body.qcm-dark .qcm-premium-display,
[data-theme="dark"] .qcm-premium-display {
    background: var(--premium-accent-bg, rgba(99, 102, 241, 0.2));
    border-color: var(--premium-accent, var(--qcm-accent, #6366f1));
    box-shadow: 
        0 2px 8px rgba(99, 102, 241, 0.2),
        0 0 0 1px rgba(255, 255, 255, 0.1) inset;
}

body.qcm-dark .qcm-premium-display:hover,
[data-theme="dark"] .qcm-premium-display:hover {
    background: var(--premium-accent-bg, rgba(99, 102, 241, 0.25));
    border-color: var(--premium-accent-hover, var(--cq-accent-hover, #4f46e5));
    box-shadow: 
        0 4px 12px rgba(99, 102, 241, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.15) inset;
}

body.qcm-dark .qcm-premium-label,
[data-theme="dark"] .qcm-premium-label {
    color: var(--premium-accent, var(--qcm-accent, #818cf8));
}

body.qcm-dark .qcm-premium-value,
[data-theme="dark"] .qcm-premium-value {
    color: var(--premium-accent, var(--qcm-accent, #818cf8));
}

body.qcm-dark .qcm-premium-icon,
[data-theme="dark"] .qcm-premium-icon {
    filter: drop-shadow(0 1px 3px rgba(99, 102, 241, 0.4));
}

/* Masquer le badge si utilisateur non connecté */
.qcm-premium-display.qcm-premium-hidden {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
}

/* Assurer la visibilité du badge premium */
#qcm-premium-display,
#qcm-premium-display-start,
.qcm-premium-display {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
}

/* Badge premium sur l'écran de démarrage - position fixe en haut à droite */
.qcm-start-screen {
    position: relative;
}

.qcm-premium-display--start {
    position: absolute;
    top: 0;
    right: 0;
    z-index: 100;
    margin: 1rem;
}

/* DEBUG: Forcer la visibilité pour test (à retirer après vérification) */
/* 
.qcm-premium-display {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
    background: red !important; /* Rouge pour debug */
}
*/

/* Question Card — PREMIUM SIZING */
.qcm-question-card {
    background: var(--qcm-card-bg);
    border-radius: var(--qcm-radius);
    padding: 2.5rem 3rem;
    box-shadow: var(--qcm-shadow-lg);
    border: 1px solid var(--qcm-border);
    margin-bottom: 2rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.qcm-question-text {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0 0 2rem 0;
    color: var(--qcm-text);
    line-height: 1.5;
}

/* Options */
.qcm-options-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.qcm-option {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background: var(--qcm-bg);
    border: 2px solid var(--qcm-border);
    border-radius: var(--qcm-radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.qcm-option:hover {
    border-color: var(--qcm-accent);
    background: var(--qcm-accent-light);
}

.qcm-option input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.qcm-option-letter {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--qcm-accent-light);
    color: var(--qcm-accent);
    font-weight: 700;
    font-size: 1rem;
    border-radius: 10px;
    transition: all 0.2s;
}

.qcm-option-text {
    flex: 1;
    font-size: 1.0625rem;
    color: var(--qcm-text);
    line-height: 1.6;
}

.qcm-option-indicator {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border: 2px solid var(--qcm-border);
    border-radius: 50%;
    transition: all 0.2s;
}

.qcm-option.qcm-option-selected {
    border-color: var(--qcm-accent);
    background: var(--qcm-accent-light);
}

.qcm-option.qcm-option-selected .qcm-option-letter {
    background: var(--qcm-accent);
    color: white;
}

.qcm-option.qcm-option-selected .qcm-option-indicator {
    border-color: var(--qcm-accent);
    background: var(--qcm-accent);
    box-shadow: inset 0 0 0 3px white;
}

/* Correct/Wrong states */
.qcm-option.qcm-option-correct {
    border-color: var(--qcm-success);
    background: var(--qcm-success-light);
}

.qcm-option.qcm-option-correct .qcm-option-letter {
    background: var(--qcm-success);
    color: white;
}

.qcm-option.qcm-option-correct .qcm-option-indicator {
    border-color: var(--qcm-success);
    background: var(--qcm-success);
}

.qcm-option.qcm-option-wrong {
    border-color: var(--qcm-danger);
    background: var(--qcm-danger-light);
}

.qcm-option.qcm-option-wrong .qcm-option-letter {
    background: var(--qcm-danger);
    color: white;
}

.qcm-option.qcm-option-wrong .qcm-option-indicator {
    border-color: var(--qcm-danger);
    background: var(--qcm-danger);
}

/* Feedback */
.qcm-feedback {
    margin-top: 1.5rem;
    padding: 1.25rem;
    border-radius: var(--qcm-radius-sm);
    animation: qcm-slide-down 0.3s ease-out;
}

.qcm-feedback-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.qcm-feedback-status.correct {
    color: var(--qcm-success);
}

.qcm-feedback-status.wrong {
    color: var(--qcm-danger);
}

.qcm-feedback-status .status-icon {
    font-size: 1.25rem;
}

.qcm-feedback-explanation {
    font-size: 0.9375rem;
    color: var(--qcm-text);
    line-height: 1.6;
    padding-left: 1.75rem;
}

/* Actions — PREMIUM SIZING */
.qcm-actions {
    display: flex;
    justify-content: space-between;
    gap: 1.25rem;
    max-width: 900px;
    margin: 0 auto;
}

.qcm-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.625rem;
    padding: 1rem 2rem;
    font-size: 1.0625rem;
    font-weight: 600;
    border-radius: 100px;
    cursor: pointer;
    transition: all 0.25s ease;
    border: none;
    text-decoration: none;
}

.qcm-btn-primary {
    background: var(--qcm-gradient);
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.qcm-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 24px rgba(99, 102, 241, 0.35);
}

.qcm-btn-secondary {
    background: var(--qcm-bg);
    color: var(--qcm-text);
    border: 2px solid var(--qcm-border);
}

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

.qcm-btn-hint {
    background: transparent;
    color: var(--qcm-text-muted);
    border: 2px solid var(--qcm-border);
}

.qcm-btn-hint:hover:not(:disabled) {
    border-color: var(--qcm-warning);
    color: var(--qcm-warning);
    background: var(--qcm-warning-light);
}

.qcm-btn-hint:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.qcm-hint-cost {
    font-size: 0.8125rem;
    opacity: 0.8;
}

/* ========================================
   HINT MODAL
   ======================================== */
.qcm-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.qcm-modal.qcm-modal-visible {
    opacity: 1;
}

.qcm-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.qcm-modal-content {
    position: relative;
    background: var(--qcm-card-bg);
    border-radius: var(--qcm-radius);
    padding: 2rem;
    max-width: 420px;
    width: 100%;
    box-shadow: var(--qcm-shadow-lg);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.qcm-modal.qcm-modal-visible .qcm-modal-content {
    transform: scale(1);
}

.qcm-modal-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.qcm-modal-icon {
    font-size: 1.75rem;
}

.qcm-modal-header h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--qcm-text);
}

.qcm-modal-text {
    font-size: 1rem;
    color: var(--qcm-text);
    line-height: 1.6;
    margin: 0 0 1.5rem 0;
}

.qcm-modal-close {
    width: 100%;
}

/* ========================================
   END SCREEN — PREMIUM LAYOUT
   ======================================== */
.qcm-end-screen {
    animation: qcm-fade-in 0.5s ease-out;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.qcm-end-card {
    background: var(--qcm-card-bg);
    border-radius: var(--qcm-radius);
    padding: 3.5rem 3rem;
    box-shadow: var(--qcm-shadow-lg);
    border: 1px solid var(--qcm-border);
    text-align: center;
}

.qcm-end-card.qcm-animate-in {
    animation: qcm-scale-in 0.5s ease-out;
}

.qcm-end-header {
    margin-bottom: 2.5rem;
}

.qcm-end-badge {
    font-size: 5rem;
    margin-bottom: 1.25rem;
    animation: qcm-bounce 0.6s ease-out 0.3s both;
}

.qcm-end-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin: 0 0 0.75rem 0;
    color: var(--qcm-text);
}

.qcm-end-message {
    font-size: 1.125rem;
    color: var(--qcm-text-muted);
    margin: 0;
    line-height: 1.5;
}

.qcm-end-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-bottom: 2.5rem;
    padding: 2rem;
    background: var(--qcm-bg);
    border-radius: var(--qcm-radius);
}

.qcm-end-stat {
    text-align: center;
}

.qcm-stat-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--qcm-text-muted);
    margin-bottom: 0.5rem;
}

.qcm-stat-value {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
    color: var(--qcm-text);
}

.qcm-stat-score .qcm-stat-value {
    background: var(--qcm-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.qcm-stat-unit {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--qcm-text-muted);
}

.qcm-end-rewards {
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    margin-bottom: 2.5rem;
}

.qcm-reward {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.375rem;
    padding: 1.25rem 2rem;
    background: var(--qcm-accent-light);
    border-radius: var(--qcm-radius);
    min-width: 140px;
    transition: transform 0.2s ease;
}

.qcm-reward:hover {
    transform: translateY(-2px);
}

.qcm-reward-xp {
    background: var(--qcm-warning-light);
}

.qcm-reward.positive {
    background: var(--qcm-success-light);
}

.qcm-reward.negative {
    background: var(--qcm-danger-light);
}

.qcm-reward-icon {
    font-size: 1.75rem;
}

.qcm-reward-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--qcm-text);
}

.qcm-reward-label {
    font-size: 0.8125rem;
    color: var(--qcm-text-muted);
    font-weight: 600;
}

.qcm-reward-bonus,
.qcm-reward-cost {
    font-size: 0.75rem;
    color: var(--qcm-text-muted);
}

.qcm-end-actions {
    display: flex;
    justify-content: center;
    gap: 1.25rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.qcm-end-link {
    display: inline-block;
    font-size: 1rem;
    color: var(--qcm-accent);
    text-decoration: none;
    font-weight: 600;
}

.qcm-end-link:hover {
    text-decoration: underline;
}

/* ========================================
   REVIEW SCREEN - LEGACY (kept for compatibility)
   ======================================== */
.qcm-review-screen {
    animation: qcm-fade-in 0.4s ease-out;
}

.qcm-review-header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.qcm-review-header-bar h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    color: var(--qcm-text);
}

.qcm-review-summary {
    display: flex;
    gap: 1rem;
}

.qcm-review-summary .correct {
    font-weight: 600;
    color: var(--qcm-success);
}

.qcm-review-summary .wrong {
    font-weight: 600;
    color: var(--qcm-danger);
}

.qcm-review-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.qcm-review-item {
    background: var(--qcm-card-bg);
    border-radius: var(--qcm-radius-sm);
    padding: 1.5rem;
    border-left: 4px solid var(--qcm-border);
    box-shadow: var(--qcm-shadow);
}

.qcm-review-item.correct {
    border-left-color: var(--qcm-success);
}

.qcm-review-item.wrong {
    border-left-color: var(--qcm-danger);
}

.qcm-review-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.qcm-review-number {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.5rem;
    background: var(--qcm-accent-light);
    color: var(--qcm-accent);
    border-radius: 6px;
}

.qcm-review-status {
    font-size: 0.875rem;
    font-weight: 600;
}

.qcm-review-item.correct .qcm-review-status {
    color: var(--qcm-success);
}

.qcm-review-item.wrong .qcm-review-status {
    color: var(--qcm-danger);
}

.qcm-review-hint-badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    background: var(--qcm-warning-light);
    color: var(--qcm-warning);
    border-radius: 6px;
    font-weight: 500;
}

.qcm-review-question {
    font-size: 1rem;
    font-weight: 500;
    color: var(--qcm-text);
    margin: 0 0 1rem 0;
    line-height: 1.5;
}

.qcm-review-answers {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.qcm-review-answer {
    display: flex;
    gap: 0.5rem;
    font-size: 0.9375rem;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
}

.qcm-review-answer .label {
    font-weight: 500;
    color: var(--qcm-text-muted);
}

.qcm-review-answer .value {
    font-weight: 600;
}

.qcm-review-answer.user.correct {
    background: var(--qcm-success-light);
}

.qcm-review-answer.user.correct .value {
    color: var(--qcm-success);
}

.qcm-review-answer.user.wrong {
    background: var(--qcm-danger-light);
}

.qcm-review-answer.user.wrong .value {
    color: var(--qcm-danger);
}

.qcm-review-answer.correct {
    background: var(--qcm-success-light);
}

.qcm-review-answer.correct .value {
    color: var(--qcm-success);
}

.qcm-review-explanation {
    padding: 1rem;
    background: var(--qcm-bg);
    border-radius: 8px;
}

.qcm-review-explanation .label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--qcm-text-muted);
    display: block;
    margin-bottom: 0.5rem;
}

.qcm-review-explanation p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--qcm-text);
    line-height: 1.6;
}

.qcm-review-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ========================================
   REVIEW SCREEN - PREMIUM VERSION
   ======================================== */
.qcm-review-screen--premium {
    animation: qcm-fade-in 0.4s ease-out;
}

/* --- CORRECTION HEADER --- */
.correction-header {
    background: var(--qcm-card-bg);
    border-radius: var(--qcm-radius);
    padding: 1.5rem 2rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--qcm-shadow-lg);
    border: 1px solid var(--qcm-border);
    animation: correction-slide-down 0.4s ease-out;
}

@keyframes correction-slide-down {
    from {
        opacity: 0;
        transform: translateY(-16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.correction-header__top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.correction-header__back {
    font-size: 0.875rem;
    color: var(--qcm-text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.correction-header__back:hover {
    color: var(--qcm-accent);
}

.correction-header__retry {
    background: transparent;
    border: 1px solid var(--qcm-border);
    color: var(--qcm-text);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.correction-header__retry:hover {
    background: var(--qcm-accent);
    border-color: var(--qcm-accent);
    color: white;
}

.correction-header__main {
    text-align: center;
    margin-bottom: 1.5rem;
}

.correction-header__title {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 0 0.5rem 0;
    color: var(--qcm-text);
}

.correction-header__meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.9375rem;
    color: var(--qcm-text-muted);
    flex-wrap: wrap;
}

.correction-meta__subject {
    font-weight: 600;
    color: var(--qcm-accent);
}

.correction-meta__sep {
    color: var(--qcm-border);
}

.correction-meta__level {
    background: var(--qcm-accent-light);
    color: var(--qcm-accent);
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
}

.correction-header__stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    padding: 1.25rem 0;
    border-top: 1px solid var(--qcm-border);
    border-bottom: 1px solid var(--qcm-border);
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.correction-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    min-width: 100px;
}

.correction-stat__icon {
    font-size: 1.25rem;
}

.correction-stat__value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--qcm-text);
}

.correction-stat__label {
    font-size: 0.75rem;
    color: var(--qcm-text-muted);
    font-weight: 500;
}

.correction-stat--score .correction-stat__value {
    font-size: 2rem;
}

.correction-stat--score.correction-stat--success .correction-stat__value {
    color: var(--qcm-success);
}

.correction-stat--score.correction-stat--warning .correction-stat__value {
    color: var(--qcm-warning);
}

.correction-stat--score.correction-stat--danger .correction-stat__value {
    color: var(--qcm-danger);
}

.correction-stat--xp .correction-stat__value {
    color: var(--qcm-accent);
}

.correction-stat--premium.positive .correction-stat__value {
    color: var(--qcm-success);
}

.correction-stat--premium.negative .correction-stat__value {
    color: var(--qcm-danger);
}

.correction-header__badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.9375rem;
    color: var(--qcm-text-muted);
}

.correction-header__badge .badge-emoji {
    font-size: 1.5rem;
}

.correction-header__badge .badge-text {
    font-weight: 500;
}

/* --- CORRECTION FILTERS --- */
.correction-filters {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.correction-filter {
    background: var(--qcm-card-bg);
    border: 1px solid var(--qcm-border);
    color: var(--qcm-text);
    padding: 0.625rem 1.25rem;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.correction-filter:hover {
    border-color: var(--qcm-accent);
    color: var(--qcm-accent);
}

.correction-filter--active {
    background: var(--qcm-accent);
    border-color: var(--qcm-accent);
    color: white;
}

.correction-filter--active:hover {
    background: var(--qcm-accent);
    color: white;
}

/* --- CORRECTION ITEMS CONTAINER --- */
.correction-content {
    margin-bottom: 1.5rem;
}

.correction-items-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: opacity 0.15s ease-out;
}

.correction-items-container.is-loading {
    opacity: 0.5;
    pointer-events: none;
}

/* --- CORRECTION ITEM --- */
.correction-item {
    background: var(--qcm-card-bg);
    border-radius: var(--qcm-radius-sm);
    padding: 1.5rem;
    border-left: 4px solid var(--qcm-border);
    box-shadow: var(--qcm-shadow);
    animation: correction-item-in 0.4s ease-out both;
}

@keyframes correction-item-in {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.correction-item--correct {
    border-left-color: var(--qcm-success);
}

.correction-item--wrong {
    border-left-color: var(--qcm-danger);
}

.correction-item__header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.correction-item__number {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.625rem;
    background: var(--qcm-accent-light);
    color: var(--qcm-accent);
    border-radius: 6px;
}

.correction-item__status {
    font-size: 0.875rem;
    font-weight: 600;
}

.correction-item--correct .correction-item__status {
    color: var(--qcm-success);
}

.correction-item--wrong .correction-item__status {
    color: var(--qcm-danger);
}

.correction-item__hint-badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    background: var(--qcm-warning-light);
    color: var(--qcm-warning);
    border-radius: 6px;
    font-weight: 500;
}

.correction-item__question {
    font-size: 1rem;
    font-weight: 500;
    color: var(--qcm-text);
    margin: 0 0 1rem 0;
    line-height: 1.6;
}

.correction-item__answers {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.correction-item__answer {
    display: flex;
    gap: 0.5rem;
    font-size: 0.9375rem;
    padding: 0.625rem 0.875rem;
    border-radius: 8px;
    align-items: baseline;
    flex-wrap: wrap;
}

.correction-item__answer .answer-label {
    font-weight: 500;
    color: var(--qcm-text-muted);
    flex-shrink: 0;
}

.correction-item__answer .answer-value {
    font-weight: 600;
}

.correction-item__answer--correct {
    background: var(--qcm-success-light);
}

.correction-item__answer--correct .answer-value {
    color: var(--qcm-success);
}

.correction-item__answer--wrong {
    background: var(--qcm-danger-light);
}

.correction-item__answer--wrong .answer-value {
    color: var(--qcm-danger);
}

.correction-item__answer--expected {
    background: var(--qcm-success-light);
}

.correction-item__answer--expected .answer-value {
    color: var(--qcm-success);
}

.correction-item__explanation {
    padding: 1rem 1.25rem;
    background: var(--qcm-bg);
    border-radius: 10px;
    border: 1px solid var(--qcm-border);
}

.correction-item__explanation .explanation-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--qcm-accent);
    display: block;
    margin-bottom: 0.5rem;
}

.correction-item__explanation .explanation-text {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--qcm-text);
    line-height: 1.65;
}

/* --- CORRECTION OPTIONS (Affichage de toutes les options) --- */
.correction-item__options {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.correction-option {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    border: 1px solid var(--qcm-border);
    background: var(--qcm-card-bg);
    transition: all 0.2s ease;
}

.correction-option__letter {
    flex-shrink: 0;
    width: 1.75rem;
    height: 1.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    border-radius: 6px;
    background: var(--qcm-accent-light);
    color: var(--qcm-accent);
}

.correction-option__text {
    flex: 1;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--qcm-text);
}

.correction-option__icon {
    flex-shrink: 0;
    font-size: 1rem;
    min-width: 1.25rem;
    text-align: center;
}

/* Option correcte sélectionnée par l'utilisateur */
.correction-option.option--correct-selected {
    background: var(--qcm-success-light);
    border-color: var(--qcm-success);
}

.correction-option.option--correct-selected .correction-option__letter {
    background: var(--qcm-success);
    color: white;
}

/* Option correcte non sélectionnée (ratée) */
.correction-option.option--correct-missed {
    background: rgba(16, 185, 129, 0.08);
    border-color: var(--qcm-success);
    border-style: dashed;
}

.correction-option.option--correct-missed .correction-option__letter {
    background: var(--qcm-success-light);
    color: var(--qcm-success);
}

.correction-option.option--correct-missed .correction-option__icon {
    color: var(--qcm-success);
}

/* Option incorrecte sélectionnée */
.correction-option.option--wrong-selected {
    background: var(--qcm-danger-light);
    border-color: var(--qcm-danger);
}

.correction-option.option--wrong-selected .correction-option__letter {
    background: var(--qcm-danger);
    color: white;
}

/* Option neutre (non sélectionnée, incorrecte) */
.correction-option.option--neutral {
    opacity: 0.6;
}

/* --- CORRECTION SUMMARY --- */
.correction-item__summary {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 0.75rem 1rem;
    background: var(--qcm-bg);
    border-radius: 8px;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.correction-item__summary .summary-label {
    color: var(--qcm-text-muted);
}

.correction-item__summary .summary-label strong {
    color: var(--qcm-text);
}

.correction-item__summary .summary-label--correct strong {
    color: var(--qcm-success);
}

/* --- CORRECTION PAGINATION --- */
.correction-pagination {
    background: var(--qcm-card-bg);
    border-radius: var(--qcm-radius-sm);
    padding: 1rem 1.5rem;
    margin-bottom: 2rem;
    border: 1px solid var(--qcm-border);
    box-shadow: var(--qcm-shadow);
}

.correction-pagination__info {
    text-align: center;
    font-size: 0.875rem;
    color: var(--qcm-text-muted);
    margin-bottom: 1rem;
}

.correction-pagination__info strong {
    color: var(--qcm-text);
    font-weight: 600;
}

.correction-pagination__controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.correction-pagination__btn {
    background: var(--qcm-card-bg);
    border: 1px solid var(--qcm-border);
    color: var(--qcm-text);
    padding: 0.625rem 1.25rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.correction-pagination__btn:hover:not(:disabled) {
    border-color: var(--qcm-accent);
    color: var(--qcm-accent);
}

.correction-pagination__btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.correction-pagination__pages {
    display: flex;
    gap: 0.5rem;
}

.correction-pagination__page {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--qcm-card-bg);
    border: 1px solid var(--qcm-border);
    color: var(--qcm-text);
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.correction-pagination__page:hover {
    border-color: var(--qcm-accent);
    color: var(--qcm-accent);
}

.correction-pagination__page--active {
    background: var(--qcm-accent);
    border-color: var(--qcm-accent);
    color: white;
}

.correction-pagination__page--active:hover {
    background: var(--qcm-accent);
    color: white;
}

/* --- CORRECTION HISTORY --- */
.correction-history {
    background: var(--qcm-card-bg);
    border-radius: var(--qcm-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
    border: 1px solid var(--qcm-border);
    box-shadow: var(--qcm-shadow);
}

.correction-history__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    gap: 1rem;
    flex-wrap: wrap;
}

.correction-history__title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0;
    color: var(--qcm-text);
}

.correction-history__link {
    font-size: 0.875rem;
    color: var(--qcm-accent);
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.2s;
}

.correction-history__link:hover {
    opacity: 0.8;
}

.correction-history__list {
    display: flex;
    flex-direction: column;
}

.correction-history__item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--qcm-border);
}

.correction-history__item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.correction-history__item:first-child {
    padding-top: 0;
}

.correction-history__item-main {
    flex: 1;
    min-width: 0;
}

.correction-history__item-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9375rem;
    margin-bottom: 0.25rem;
    flex-wrap: wrap;
}

.history-meta__subject {
    font-weight: 600;
    color: var(--qcm-text);
}

.history-meta__sep {
    color: var(--qcm-border);
}

.history-meta__title {
    color: var(--qcm-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.correction-history__item-details {
    display: flex;
    gap: 0.75rem;
    font-size: 0.8125rem;
    color: var(--qcm-text-muted);
}

.history-detail__level {
    background: var(--qcm-accent-light);
    color: var(--qcm-accent);
    padding: 0.125rem 0.5rem;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.6875rem;
    text-transform: uppercase;
}

.correction-history__item-score {
    font-size: 1.125rem;
    font-weight: 700;
    padding: 0.375rem 0.75rem;
    border-radius: 8px;
    flex-shrink: 0;
}

.correction-history__item-score--success {
    background: var(--qcm-success-light);
    color: var(--qcm-success);
}

.correction-history__item-score--warning {
    background: var(--qcm-warning-light);
    color: var(--qcm-warning);
}

.correction-history__item-score--danger {
    background: var(--qcm-danger-light);
    color: var(--qcm-danger);
}

.correction-history__empty {
    text-align: center;
    padding: 1.5rem;
    color: var(--qcm-text-muted);
}

.correction-history__empty p {
    margin: 0 0 1rem 0;
}

.correction-history__error {
    color: var(--qcm-text-muted);
    font-size: 0.875rem;
    text-align: center;
    padding: 1rem;
}

/* --- CORRECTION FOOTER --- */
.correction-footer {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.correction-footer-link {
    text-align: center;
    margin-bottom: 2rem;
}

.correction-discover-link {
    color: var(--qcm-accent);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 500;
    transition: opacity 0.2s;
}

.correction-discover-link:hover {
    opacity: 0.8;
}

/* --- MOBILE PAGINATION (STICKY) --- */
.correction-pagination-mobile {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--qcm-card-bg);
    padding: 0.75rem 1rem;
    border-top: 1px solid var(--qcm-border);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
    flex-direction: column;
    gap: 0.5rem;
    z-index: 100;
}

.correction-pagination-mobile__btn {
    width: 100%;
    background: var(--qcm-accent);
    border: none;
    color: white;
    padding: 0.875rem 1.5rem;
    border-radius: 10px;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.correction-pagination-mobile__btn:hover {
    opacity: 0.9;
}

#mobile-prev {
    background: transparent;
    border: 1px solid var(--qcm-border);
    color: var(--qcm-text);
}

/* Small button variant */
.qcm-btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
}

/* ========================================
   TOAST
   ======================================== */
.qcm-toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--qcm-text);
    color: var(--qcm-card-bg);
    padding: 0.875rem 1.5rem;
    border-radius: 100px;
    font-size: 0.9375rem;
    font-weight: 500;
    box-shadow: var(--qcm-shadow-lg);
    z-index: 10000;
    opacity: 0;
    transition: all 0.3s ease;
}

.qcm-toast.qcm-toast-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ========================================
   CONFETTI
   ======================================== */
.qcm-confetti {
    position: fixed;
    top: -10px;
    width: 10px;
    height: 10px;
    border-radius: 2px;
    pointer-events: none;
    z-index: 9999;
    animation: qcm-confetti-fall linear forwards;
}

@keyframes qcm-confetti-fall {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(100vh) rotate(720deg);
        opacity: 0;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes qcm-fade-in {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes qcm-scale-in {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

@keyframes qcm-bounce {
    0% {
        transform: scale(0);
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
    }
}

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

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
    .qcm-start-card {
        padding: 1.5rem;
    }
    
    .qcm-start-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    /* .qcm-mode-card responsive - Styles déplacés dans qcm-catalog.css */
    
    .qcm-mode-badges {
        justify-content: center;
    }
    
    .qcm-topbar {
        flex-wrap: wrap;
    }
    
    .qcm-topbar-center {
        order: 3;
        width: 100%;
        max-width: none;
    }
    
    .qcm-question-card {
        padding: 1.5rem;
    }
    
    .qcm-question-text {
        font-size: 1.125rem;
    }
    
    .qcm-actions {
        flex-direction: column-reverse;
    }
    
    .qcm-btn {
        width: 100%;
    }
    
    .qcm-end-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .qcm-stat-value {
        font-size: 2.5rem;
    }
    
    .qcm-end-rewards {
        flex-direction: column;
        gap: 1rem;
    }
    
    .qcm-reward {
        min-width: auto;
    }
    
    .qcm-end-actions {
        flex-direction: column;
    }
    
    /* === CORRECTION PREMIUM RESPONSIVE === */
    .correction-header {
        padding: 1.25rem;
    }
    
    .correction-header__top {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .correction-header__back {
        order: 2;
    }
    
    .correction-header__retry {
        order: 1;
        width: 100%;
    }
    
    .correction-header__title {
        font-size: 1.375rem;
    }
    
    .correction-header__meta {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .correction-meta__sep {
        display: none;
    }
    
    .correction-header__stats {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 0;
    }
    
    .correction-stat {
        flex-direction: row;
        justify-content: space-between;
        width: 100%;
        padding: 0.75rem;
        background: var(--qcm-bg);
        border-radius: 8px;
    }
    
    .correction-stat__label {
        order: 1;
    }
    
    .correction-stat__value {
        order: 2;
        font-size: 1.25rem;
    }
    
    .correction-stat__icon {
        display: none;
    }
    
    .correction-stat--score .correction-stat__value {
        font-size: 1.5rem;
    }
    
    .correction-header__badge {
        flex-direction: column;
        text-align: center;
    }
    
    .correction-filters {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 0.5rem;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    
    .correction-filters::-webkit-scrollbar {
        display: none;
    }
    
    .correction-filter {
        flex-shrink: 0;
        padding: 0.5rem 1rem;
        font-size: 0.8125rem;
    }
    
    .correction-item {
        padding: 1.25rem;
    }
    
    .correction-item__question {
        font-size: 0.9375rem;
    }
    
    .correction-item__answer {
        flex-direction: column;
        gap: 0.25rem;
        padding: 0.75rem;
    }
    
    .correction-item__explanation {
        padding: 0.875rem;
    }
    
    .correction-item__explanation .explanation-text {
        font-size: 0.875rem;
    }
    
    /* Desktop pagination hidden on mobile */
    .correction-pagination {
        display: none;
    }
    
    /* Mobile pagination visible */
    .correction-pagination-mobile {
        display: flex;
    }
    
    /* Add bottom padding to make room for sticky pagination */
    .correction-footer {
        padding-bottom: 6rem;
    }
    
    .correction-history {
        padding: 1.25rem;
    }
    
    .correction-history__item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .correction-history__item-score {
        align-self: flex-end;
    }
    
    .correction-footer {
        flex-direction: column;
    }
    
    .correction-footer .qcm-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .qcm-start-card,
    .qcm-question-card,
    .qcm-end-card {
        padding: 1.25rem;
    }
    
    .qcm-option {
        padding: 0.875rem 1rem;
    }
    
    .qcm-review-item {
        padding: 1rem;
    }
    
    /* Correction premium extra small */
    .correction-header {
        padding: 1rem;
    }
    
    .correction-header__title {
        font-size: 1.25rem;
    }
    
    .correction-item {
        padding: 1rem;
    }
    
    .correction-item__header {
        gap: 0.5rem;
    }
    
    .correction-item__number {
        font-size: 0.6875rem;
        padding: 0.1875rem 0.5rem;
    }
    
    .correction-item__status {
        font-size: 0.8125rem;
    }
    
    .correction-history {
        padding: 1rem;
    }
    
    .correction-history__title {
        font-size: 1rem;
    }
}