/* Quiz Web - Styles CSS Consolidés */
/* Fichier CSS principal pour le quiz interactif "Comprendre le Web" */

/* Couleurs et espacements: utilisation des variables du DS (ui/styles/styles.css) */

/* Reset et base */
* {
    box-sizing: border-box;
}

/* Styles généraux */
.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Container principal du quiz */
.quiz-container {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    margin-top: 2rem; /* espace sous le header */
    margin-bottom: 3rem;
}

/* Champ prénom */
#user-name {
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    outline: none;
    width: 100%;
    max-width: 340px;
}

#user-name:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.15);
}

.quiz-screen {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    min-height: 600px;
    position: relative;
}

/* Écran d'introduction amélioré */
.quiz-intro-content {
    padding: 3rem;
    text-align: center;
}

.quiz-hero {
    margin-bottom: 3rem;
}

.quiz-icon {
    font-size: 4rem;
    color: var(--primary);
    margin-bottom: 1rem;
    animation: pulse 2s infinite;
}

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

.quiz-hero h1 {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.2;
}

.quiz-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 600px;
    margin: 0 auto;
}

/* Grille de fonctionnalités */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    cursor: default;
}

.feature-item:hover {
    background: var(--bg-secondary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.feature-item .material-icons {
    font-size: 2rem;
    color: var(--primary);
}

.feature-content h3 {
    margin: 0 0 0.25rem;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.1rem;
}

.feature-content p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Instructions du quiz */
.quiz-instructions {
    text-align: left;
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--radius-md);
    margin-bottom: 2rem;
    border-left: 4px solid var(--primary);
}

.quiz-instructions h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.quiz-instructions ul {
    color: var(--text-primary);
    line-height: 1.6;
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.quiz-instructions li {
    margin-bottom: 0.5rem;
}

.quiz-tips {
    background: var(--warning-light);
    padding: 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--warning);
    color: var(--text-primary);
    font-weight: 500;
}

/* Actions et boutons */
.quiz-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Boutons d'action (Commencer / Revoir la formation) */
.quiz-action-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.quiz-start-btn {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.name-input-container label {
    color: var(--text-primary);
    font-weight: 600;
}

.quiz-start-btn::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;
}

.quiz-start-btn:hover::before {
    left: 100%;
}

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

.quiz-start-btn:active {
    transform: translateY(0);
}

.quiz-start-btn.secondary {
    background: var(--text-secondary);
}

.quiz-start-btn.secondary:hover {
    background: var(--text-primary);
}

.quiz-start-btn.certificate {
    background: var(--success);
}

.quiz-start-btn.certificate:hover {
    background: var(--success-dark);
}

.quiz-link-btn {
    background: var(--text-secondary);
    color: var(--white);
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
}

.quiz-link-btn:hover {
    background: var(--text-primary);
    transform: translateY(-2px);
}

/* Indicateur des raccourcis clavier */
.keyboard-shortcuts {
    position: fixed;
    bottom: 0.75rem;
    left: 0.75rem;
    z-index: 1200;
}

.keyboard-shortcuts .shortcuts-content {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.3rem 0.45rem;
    box-shadow: none;
    font-size: 0.75rem;
    overflow: hidden;
}

.keyboard-shortcuts .shortcuts-content::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--bg-secondary);
    opacity: 0.65;
    backdrop-filter: blur(2px);
    z-index: 0;
}

.keyboard-shortcuts .shortcuts-content > * {
    position: relative;
    z-index: 1;
}

.keyboard-shortcuts .shortcuts-close {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.keyboard-shortcuts .shortcuts-close:hover,
.keyboard-shortcuts .shortcuts-close:focus-visible {
    background: var(--bg-primary);
    color: var(--error);
    outline: none;
}

.keyboard-shortcuts .material-icons {
    font-size: 16px;
}

/* Rendre le texte des raccourcis plus petit et sur 2 lignes */
.keyboard-shortcuts .shortcuts-content span:nth-of-type(2) {
    display: inline-block;
    max-width: 220px;
    line-height: 1.2;
    font-size: 0.7rem;
    white-space: normal;
}

/* En-tête du quiz avec progression */
.quiz-header {
    background: var(--bg-primary);
    padding: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.quiz-progress {
    max-width: 600px;
    margin: 0 auto;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.progress-text, #progress-percentage {
    color: var(--text-primary);
}

.progress-text {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.progress-percentage {
    font-weight: 600;
    color: var(--primary);
    font-size: 1.1rem;
}

.progress-bar {
    background: var(--border-color);
    height: 12px;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
}

.progress-fill {
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    height: 100%;
    transition: width 0.5s ease;
    border-radius: 6px;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Container des questions */
.quiz-question-container {
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

/* Questions */
.quiz-question {
    background: var(--bg-primary);
    padding: 2rem;
    border-radius: var(--radius-md);
    margin-bottom: 2rem;
    border-left: 4px solid var(--primary);
    animation: questionSlide 0.5s ease-out;
}

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

.question-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.question-category {
    background: var(--primary);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
}

.question-difficulty {
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
}

.question-difficulty.facile {
    background: var(--success);
    color: var(--white);
}

.question-difficulty.moyen {
    background: var(--warning);
    color: var(--white);
}

.question-difficulty.difficile {
    background: var(--error);
    color: var(--white);
}

.quiz-question h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.quiz-question p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
}

/* Réponses */
.quiz-answers {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.quiz-answer {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1rem;
    line-height: 1.5;
    position: relative;
    overflow: hidden;
}

.quiz-answer::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(96, 165, 250, 0.1), transparent);
    transition: left 0.5s ease;
}

.quiz-answer:hover::before {
    left: 100%;
}

.quiz-answer:hover {
    border-color: var(--primary);
    background: var(--bg-primary);
    transform: translateX(5px);
}

.quiz-answer.selected {
    border-color: var(--primary);
    background: var(--primary);
    color: var(--white);
    transform: scale(1.02);
}

.quiz-answer.correct {
    border-color: var(--success);
    background: var(--success);
    color: var(--white);
    animation: correctPulse 0.6s ease-out;
}

.quiz-answer.incorrect {
    border-color: var(--error);
    background: var(--error);
    color: var(--white);
    animation: incorrectShake 0.6s ease-out;
}

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

@keyframes incorrectShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.quiz-answer .material-icons {
    font-size: 1.2rem;
    transition: var(--transition);
    flex-shrink: 0;
}

/* Animations d'apparition des réponses */
.answer-appear {
    animation: answerAppear 0.3s ease-out both;
}

.quiz-answer:nth-child(1) { animation-delay: 0.1s; }
.quiz-answer:nth-child(2) { animation-delay: 0.2s; }
.quiz-answer:nth-child(3) { animation-delay: 0.3s; }
.quiz-answer:nth-child(4) { animation-delay: 0.4s; }

@keyframes answerAppear {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Feedback */
.quiz-feedback {
    background: var(--bg-primary);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    margin: 2rem 1rem;
    border-left: 4px solid var(--primary);
    animation: feedbackSlide 0.5s ease-out;
}

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

.feedback-content {
    text-align: left;
}

.quiz-feedback h4 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    font-weight: 600;
}

.quiz-feedback p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.feedback-stats {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    flex-wrap: wrap;
}

.stat {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Boutons de navigation */
.quiz-navigation-buttons {
    display: flex;
    justify-content: center;
    padding: 2rem;
}

.quiz-next-btn {
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

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

@keyframes buttonAppear {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Résultats */
.quiz-screen#quiz-results {
    padding: 3rem 2rem;
    text-align: center;
    background: var(--bg-primary);
}

.results-content {
    max-width: 700px;
    margin: 0 auto;
}

.results-header {
    margin-bottom: 3rem;
}

.quiz-score {
    font-size: 4rem;
    font-weight: bold;
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    animation: scoreAppear 1s ease-out;
}

@keyframes scoreAppear {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.quiz-message {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-weight: 500;
}

.quiz-details {
    font-size: 1.1rem;
    color: var(--text-secondary);
    opacity: 0.8;
    margin-bottom: 2rem;
}

/* Statistiques par catégorie */
.category-stats {
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: var(--shadow-md);
    text-align: left;
}

.category-stats h3 {
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 1.3rem;
    font-weight: 600;
}

.category-stat {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.category-stat:hover {
    background: var(--bg-secondary);
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.category-name {
    flex: 1;
    font-weight: 600;
    color: var(--text-primary);
}

.category-score {
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Roboto Mono', monospace;
    font-weight: 600;
    color: var(--primary);
    min-width: 100px;
    text-align: center;
}

.category-bar {
    flex: 2;
    height: 10px;
    background: var(--border-color);
    border-radius: 5px;
    overflow: hidden;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.category-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    transition: width 1s ease;
    border-radius: 5px;
    position: relative;
}

.category-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: fillShimmer 2s infinite;
}

@keyframes fillShimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Actions des résultats */
.results-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.certificate-notice {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-style: italic;
    border: 1px solid var(--border-color);
}

/* Modales */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    animation: modalAppear 0.3s ease-out;
}

@keyframes modalAppear {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    background-color: var(--bg-secondary);
    margin: 5% auto;
    padding: 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    animation: modalSlide 0.3s ease-out;
}

@keyframes modalSlide {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.close {
    color: var(--text-secondary);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close:hover {
    color: var(--error);
    background: var(--bg-primary);
}

/* Modale de certificat */
.certificate-modal-content {
    max-width: 500px;
}

.certificate-form-container {
    padding: 1rem 0;
}

.certificate-form-container h2 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    text-align: center;
}

.certificate-form-container p {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

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

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

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.1);
}

.form-help {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
    opacity: 0.8;
}

.form-actions {
    text-align: center;
}

/* Réponses dans la modale */
.answers-content {
    max-height: 60vh;
    overflow-y: auto;
}

.answer-item {
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    text-align: left;
    border-left: 4px solid var(--primary);
}

.answer-item h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.answer-item p {
    margin-bottom: 0.75rem;
    line-height: 1.6;
}

.answer-item strong {
    color: var(--heading-color);
}

.answer-item em {
    color: var(--text-secondary);
    opacity: 0.8;
    font-style: italic;
}

/* Effet de confetti */
.confetti {
    position: fixed;
    width: 10px;
    height: 10px;
    background: var(--success);
    animation: confettiFall 3s linear forwards;
    z-index: 1000;
    pointer-events: none;
}

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

/* Toast de notification */
.toast {
    position: fixed;
    top: 2rem;
    right: 2rem;
    z-index: 1500;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.toast.show {
    transform: translateX(0);
}

.toast-success {
    border-left: 4px solid var(--success);
}

.toast-success .material-icons {
    color: var(--success);
}

.toast-error {
    border-left: 4px solid var(--error);
}

.toast-error .material-icons {
    color: var(--error);
}

.toast-info {
    border-left: 4px solid var(--primary);
}

.toast-info .material-icons {
    color: var(--primary);
}

/* Overlay de chargement */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2500;
    backdrop-filter: blur(2px);
}

.loading-content {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-xl);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Notification des derniers résultats */
.last-results-notification {
    position: fixed;
    top: 6rem;
    right: 2rem;
    z-index: 1200;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    animation: slideInRight 0.5s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
}

.notification-content .material-icons {
    color: var(--primary);
}

.notification-text {
    flex: 1;
    color: var(--text-primary);
}

.notification-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.notification-close:hover {
    background: var(--bg-primary);
    color: var(--error);
}

/* Responsive Design */
@media (max-width: 768px) {
    .quiz-screen {
        border-radius: 0.5rem;
        margin: 0 1rem;
    }
    
    .quiz-intro-content {
        padding: 2rem 1rem;
    }
    
    .quiz-hero h1 {
        font-size: 2rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .feature-item {
        padding: 1rem;
    }
    
    .quiz-instructions {
        padding: 1.5rem;
    }
    
    .quiz-actions {
        flex-direction: column;
    }
    
    .quiz-start-btn,
    .quiz-link-btn {
        width: 100%;
        justify-content: center;
    }
    
    .quiz-question-container {
        padding: 1rem;
    }
    
    .quiz-question {
        padding: 1.5rem;
    }
    
    .quiz-answer {
        padding: 1rem;
        font-size: 0.95rem;
    }
    
    .quiz-score {
        font-size: 3rem;
    }
    
    .quiz-message {
        font-size: 1.1rem;
    }
    
    .category-stat {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .category-bar {
        width: 100%;
    }
    
    .results-actions {
        flex-direction: column;
    }
    
    .modal-content {
        margin: 10% auto;
        width: 95%;
        padding: 1.5rem;
    }
    
    .toast {
        top: 1rem;
        right: 1rem;
        left: 1rem;
        transform: translateY(-100%);
    }
    
    .toast.show {
        transform: translateY(0);
    }
    
    .last-results-notification {
        top: 5rem;
        right: 1rem;
        left: 1rem;
    }
    
    .question-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .feedback-stats {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .quiz-intro-content {
        padding: 1.5rem 1rem;
    }
    
    .quiz-hero h1 {
        font-size: 1.75rem;
    }
    
    .quiz-subtitle {
        font-size: 1rem;
    }
    
    .feature-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .quiz-instructions {
        padding: 1rem;
    }
    
    .quiz-question {
        padding: 1rem;
    }
    
    .quiz-answer {
        padding: 0.75rem;
        font-size: 0.9rem;
    }
    
    .quiz-feedback {
        margin: 1.5rem 0.5rem;
        padding: 1rem;
    }
    
    .quiz-score {
        font-size: 2.5rem;
    }
    
    .category-stats {
        padding: 1rem;
    }
    
    .modal-content {
        padding: 1rem;
    }
}

/* Mode sombre géré par les variables globales du DS */

/* Animations supplémentaires */
.questionVictory {
    animation: questionVictory 0.6s ease-out;
}

@keyframes questionVictory {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.02);
    }
}

/* Accessibilité */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .quiz-icon {
        animation: none;
    }
    
    .progress-fill::after,
    .category-fill::after {
        animation: none;
    }
}

/* Focus visible pour l'accessibilité */
.quiz-answer:focus-visible,
.quiz-start-btn:focus-visible,
.quiz-next-btn:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    body {
        background: white !important;
    }
    
    .quiz-container {
        background: white !important;
        box-shadow: none;
        padding: 20px;
    }
    
    .quiz-navigation,
    .keyboard-shortcuts,
    .toast,
    .loading-overlay,
    .modal,
    .quiz-intro-content,
    .quiz-screen#quiz-content {
        display: none !important;
    }
    
    .quiz-screen#quiz-results {
        display: block !important;
        background: white;
        box-shadow: none;
        border-radius: 0;
        padding: 0;
    }
    
    .results-actions {
        display: none !important;
    }
    
    .quiz-score {
        font-size: 3rem !important;
        margin-bottom: 1rem;
        color: #1e40af !important;
    }
    
    .quiz-message {
        font-size: 1.2rem !important;
        margin-bottom: 2rem;
        color: #374151 !important;
    }
    
    .quiz-details {
        font-size: 1.1rem !important;
        color: #6b7280 !important;
    }
    
    .category-stats {
        page-break-inside: avoid;
        background: white !important;
        box-shadow: none !important;
        border: 1px solid #e5e7eb;
    }
    
    .category-stat {
        margin-bottom: 0.5rem;
        background: #f9fafb !important;
        border: 1px solid #e5e7eb !important;
        color: #374151 !important;
        box-shadow: none !important;
    }
    
    .category-name,
    .category-score {
        color: #374151 !important;
    }
    
    .category-bar {
        background: #e5e7eb !important;
    }
    
    .category-fill {
        background: #60a5fa !important;
    }
}