/**
 * =============================================================================
 * FEUILLE DE STYLES - Application RCT-FTC+E
 * =============================================================================
 * Design sobre et pédagogique pour un établissement scolaire
 * Responsive desktop + tablette
 * Sans framework CSS externe
 * =============================================================================
 */

/* =============================================================================
   VARIABLES CSS (Custom Properties)
   Centralisées pour faciliter la personnalisation
   ============================================================================= */
:root {
    /* Couleurs principales */
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-primary-light: #3b82f6;
    --color-secondary: #64748b;
    --color-secondary-dark: #475569;
    --color-success: #059669;
    --color-success-light: #10b981;
    --color-warning: #d97706;
    --color-danger: #dc2626;

    /* Couleurs de fond */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;

    /* Couleurs de texte */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;

    /* Bordures */
    --border-color: #e2e8f0;
    --border-radius: 8px;
    --border-radius-lg: 12px;

    /* Ombres */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

    /* Espacements */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Typographie */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;

    /* Largeurs */
    --container-max-width: 1200px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* RESET ET BASE */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    min-height: 100vh;
}

/* TYPOGRAPHIE */
h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 600; color: var(--text-primary); }
h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
p { margin-bottom: var(--spacing-md); }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-primary-dark); }

/* CONTENEUR */
.container { max-width: var(--container-max-width); margin: 0 auto; padding: 0 var(--spacing-lg); }

/* EN-TÊTE */
.app-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: var(--spacing-lg) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
}

/* Bouton toggle header */
.header-toggle {
    position: absolute;
    right: var(--spacing-lg);
    top: var(--spacing-sm);
    cursor: pointer;
    padding: var(--spacing-xs) var(--spacing-sm);
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.header-toggle:hover {
    opacity: 1;
}

.header-toggle-icon {
    font-size: var(--font-size-xl);
    transition: transform var(--transition-fast);
}

.header-toggle-icon.collapsed {
    transform: rotate(-90deg);
}

/* Contenu dépliable du header */
.header-collapsible {
    overflow: hidden;
    transition: max-height 0.3s ease, opacity 0.3s ease;
    max-height: 150px;
    opacity: 1;
}

.header-collapsible.collapsed {
    max-height: 0;
    opacity: 0;
}

.header-content { text-align: center; margin-bottom: var(--spacing-md); }
.header-content h1 { color: white; margin-bottom: var(--spacing-xs); }
.subtitle { opacity: 0.9; font-size: var(--font-size-lg); margin: 0; }
.header-nav { display: flex; justify-content: center; gap: var(--spacing-md); flex-wrap: wrap; }
.nav-link {
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.1);
    transition: background var(--transition-fast);
}
.nav-link:hover, .nav-link.active { background: rgba(255, 255, 255, 0.2); color: white; }
.nav-tutorial { background: rgba(255, 255, 255, 0.15); border: 1px solid rgba(255, 255, 255, 0.3); }
.nav-tutorial:hover { background: rgba(255, 255, 255, 0.25); }
.nav-admin { background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.2); }

/* ONGLETS DE NAVIGATION */
.nav-tab {
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.1);
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.nav-tab:hover {
    background: rgba(255, 255, 255, 0.2);
}
.nav-tab.active {
    background: white;
    color: var(--color-primary);
    box-shadow: var(--shadow-sm);
}

/* VUES DE L'APPLICATION */
.app-view {
    display: none;
}
.app-view.active {
    display: block;
    animation: viewFadeIn 0.3s ease;
}
@keyframes viewFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* SECTION UTILISATEUR */
.user-section { background: var(--bg-primary); padding: var(--spacing-lg) 0; border-bottom: 1px solid var(--border-color); }
.user-form { display: flex; align-items: center; gap: var(--spacing-md); flex-wrap: wrap; }
.user-form label { font-weight: 500; display: flex; align-items: center; gap: var(--spacing-sm); }
.label-icon { font-size: var(--font-size-xl); }
.user-form input {
    flex: 1;
    min-width: 200px;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
}
.user-form input:focus { outline: none; border-color: var(--color-primary); }
.input-hint { font-size: var(--font-size-sm); color: var(--text-muted); width: 100%; }

/* CONTENU PRINCIPAL */
.main-content { padding: var(--spacing-xl) 0; }

/* BOÎTE D'INTRODUCTION */
.intro-box {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 1px solid #bae6fd;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}
.intro-box h2 { color: var(--color-primary-dark); margin-bottom: 0; }

/* En-tête cliquable de l'intro-box */
.intro-box-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding: var(--spacing-sm) 0;
    user-select: none;
}

.intro-box-header:hover {
    opacity: 0.8;
}

.intro-toggle-icon {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    transition: transform var(--transition-fast);
}

.intro-toggle-icon.open {
    transform: rotate(90deg);
}

/* Contenu dépliable */
.intro-box-content {
    overflow: hidden;
    transition: max-height 0.3s ease, opacity 0.3s ease, padding 0.3s ease;
    max-height: 500px;
    opacity: 1;
    padding-top: var(--spacing-md);
}

.intro-box-content.collapsed {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
}

/* Liste des composantes RCT-FTC+E (cliquables) */
.framework-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.framework-list-row {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: flex-start;
}

.framework-item {
    padding: var(--spacing-sm) var(--spacing-md);
    background: white;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 2px solid transparent;
    user-select: none;
}

.framework-item:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary-dark);
}

.framework-item:hover strong {
    color: white;
}

.framework-item:active {
    transform: translateY(0);
}

.framework-item strong {
    color: var(--color-primary);
    font-weight: 700;
}

/* CARTES DE SECTION */
.section-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: box-shadow var(--transition-normal);
}
.section-card:hover { box-shadow: var(--shadow-md); }
.section-header { padding: var(--spacing-lg); background: var(--bg-tertiary); border-bottom: 1px solid var(--border-color); }
.section-title { display: flex; align-items: center; gap: var(--spacing-md); margin-bottom: var(--spacing-sm); }
.section-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    font-weight: bold;
    font-size: var(--font-size-lg);
}
.section-title h3 { margin: 0; }
.section-description { color: var(--text-secondary); margin: 0; font-size: var(--font-size-sm); }
.section-content { padding: var(--spacing-lg); }

/* TEXTAREAS */
textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    resize: vertical;
    transition: border-color var(--transition-fast);
}
textarea:focus { outline: none; border-color: var(--color-primary); }
textarea::placeholder { color: var(--text-muted); }

/* BOUTONS */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}
.btn:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-icon { font-size: 1.1em; }
.btn-primary { background: var(--color-primary); color: white; }
.btn-primary:hover:not(:disabled) { background: var(--color-primary-dark); }
.btn-secondary { background: var(--bg-tertiary); color: var(--text-primary); border: 1px solid var(--border-color); }
.btn-secondary:hover:not(:disabled) { background: var(--border-color); }
.btn-success { background: var(--color-success); color: white; }
.btn-success:hover:not(:disabled) { background: var(--color-success-light); }
.btn-small { padding: var(--spacing-xs) var(--spacing-sm); font-size: var(--font-size-sm); }

/* BOUTONS D'ACTION DE SECTION */
.section-actions { display: flex; gap: var(--spacing-sm); margin-top: var(--spacing-md); flex-wrap: wrap; }
.btn-help { background: #fef3c7; color: #92400e; border: 1px solid #fcd34d; }
.btn-help:hover:not(:disabled) { background: #fde68a; }
.btn-suggest { background: #dbeafe; color: #1e40af; border: 1px solid #93c5fd; }
.btn-suggest:hover:not(:disabled) { background: #bfdbfe; }
.btn-analyse { background: #f3e8ff; color: #6b21a8; border: 1px solid #c4b5fd; }
.btn-analyse:hover:not(:disabled) { background: #e9d5ff; }

/* PANNEAU DE RÉPONSE IA */
.ai-response-panel {
    margin-top: var(--spacing-md);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    position: relative;
    display: none;
}
.ai-response-panel.visible { display: block; animation: slideDown 0.3s ease; }
@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }
.response-content { white-space: pre-wrap; font-size: var(--font-size-sm); line-height: 1.7; }
.btn-close-panel {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: transparent;
    border: none;
    font-size: var(--font-size-lg);
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--spacing-xs);
    line-height: 1;
}
.btn-close-panel:hover { color: var(--text-primary); }
.loading { color: var(--text-secondary); font-style: italic; }

/* AVERTISSEMENT ÉTHIQUE */
.ethics-warning {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, #fef2f2 0%, #fee2e2 100%);
    border: 2px solid var(--color-danger);
    border-radius: var(--border-radius);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    animation: shakeWarning 0.5s ease;
}
.ethics-warning[hidden] { display: none; }
@keyframes shakeWarning {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}
.ethics-warning-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}
.ethics-warning-content {
    flex: 1;
}
.ethics-warning-title {
    color: var(--color-danger);
    font-size: var(--font-size-base);
    display: block;
    margin-bottom: var(--spacing-xs);
}
.ethics-warning-message {
    color: #991b1b;
    font-size: var(--font-size-sm);
    margin: 0;
    line-height: 1.5;
}
.ethics-warning-close {
    background: transparent;
    border: none;
    font-size: var(--font-size-lg);
    color: var(--color-danger);
    cursor: pointer;
    padding: var(--spacing-xs);
    line-height: 1;
    opacity: 0.7;
}
.ethics-warning-close:hover { opacity: 1; }

/* Bordure rouge sur la section en cas de problème éthique */
.section-card.ethics-issue {
    border-color: var(--color-danger);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.2);
}

/* SECTION PROMPT FINAL */
.final-prompt-section {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
    border: 2px solid var(--color-primary);
}
.final-prompt-container { margin: var(--spacing-lg) 0; }
.final-prompt-text {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    white-space: pre-wrap;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: var(--font-size-sm);
    line-height: 1.6;
    max-height: 400px;
    overflow-y: auto;
}
.final-prompt-actions { display: flex; gap: var(--spacing-md); flex-wrap: wrap; }

/* MESSAGE DE FEEDBACK */
.feedback-message { margin-top: var(--spacing-md); padding: var(--spacing-md); border-radius: var(--border-radius); display: none; }
.feedback-message.success { display: block; background: #d1fae5; color: #065f46; border: 1px solid #6ee7b7; }
.feedback-message.error { display: block; background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }

/* SECTION PARTAGE */
.share-section {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-xl);
    margin-top: var(--spacing-xl);
    border: 1px solid var(--border-color);
}
.share-form { margin-top: var(--spacing-lg); }
.form-group { margin-bottom: var(--spacing-lg); }
.form-group label { display: block; margin-bottom: var(--spacing-sm); font-weight: 500; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--color-primary); }
.new-category-row { display: flex; gap: var(--spacing-sm); margin-top: var(--spacing-sm); }
.new-category-row input { flex: 1; }
.share-prompt-preview {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    font-family: monospace;
    font-size: var(--font-size-sm);
    white-space: pre-wrap;
    max-height: 200px;
    overflow-y: auto;
}
.form-actions { margin-top: var(--spacing-lg); }

/* SECTION PROMPTS PARTAGÉS */
.shared-prompts-section { background: var(--bg-tertiary); padding: var(--spacing-2xl) 0; }
.search-filters { display: flex; gap: var(--spacing-md); margin-bottom: var(--spacing-xl); flex-wrap: wrap; }
.search-box { display: flex; gap: var(--spacing-sm); flex: 1; min-width: 250px; }
.search-box input { flex: 1; padding: var(--spacing-sm) var(--spacing-md); border: 2px solid var(--border-color); border-radius: var(--border-radius); }
.filter-options { display: flex; gap: var(--spacing-sm); align-items: center; flex-wrap: wrap; }
.filter-options select { padding: var(--spacing-sm) var(--spacing-md); border: 2px solid var(--border-color); border-radius: var(--border-radius); background: white; }
.regex-toggle { display: flex; align-items: center; gap: var(--spacing-xs); font-size: var(--font-size-sm); cursor: pointer; }

/* LISTE DES PROMPTS */
.prompts-list { display: grid; gap: var(--spacing-md); }
.prompt-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid var(--border-color);
}
.prompt-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.prompt-card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: var(--spacing-sm); }
.prompt-card-title { font-size: var(--font-size-lg); font-weight: 600; margin: 0; }
.prompt-card-rating { display: flex; align-items: center; gap: var(--spacing-xs); color: #f59e0b; }
.prompt-card-meta { display: flex; gap: var(--spacing-md); font-size: var(--font-size-sm); color: var(--text-secondary); margin-bottom: var(--spacing-sm); }
.prompt-card-excerpt { color: var(--text-secondary); font-size: var(--font-size-sm); line-height: 1.5; }
.prompt-card-category { display: inline-block; background: var(--bg-tertiary); padding: var(--spacing-xs) var(--spacing-sm); border-radius: var(--border-radius); font-size: var(--font-size-sm); }

/* PAGINATION */
.pagination { display: flex; justify-content: center; gap: var(--spacing-sm); margin-top: var(--spacing-xl); }
.pagination button { padding: var(--spacing-sm) var(--spacing-md); border: 1px solid var(--border-color); background: white; border-radius: var(--border-radius); cursor: pointer; }
.pagination button:hover { background: var(--bg-tertiary); }
.pagination button.active { background: var(--color-primary); color: white; border-color: var(--color-primary); }
.loading-message { text-align: center; color: var(--text-secondary); padding: var(--spacing-xl); }

/* MODAL */
.modal { position: fixed; inset: 0; z-index: 1000; display: flex; align-items: center; justify-content: center; padding: var(--spacing-lg); }
.modal[hidden] { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0, 0, 0, 0.5); }
.modal-content {
    position: relative;
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    max-width: 800px;
    max-height: 90vh;
    width: 100%;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}
.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: transparent;
    border: none;
    font-size: var(--font-size-xl);
    cursor: pointer;
    color: var(--text-muted);
    z-index: 1;
}
.modal-close:hover { color: var(--text-primary); }
.modal-header { padding: var(--spacing-xl); border-bottom: 1px solid var(--border-color); }
.modal-header h2 { margin-bottom: var(--spacing-sm); padding-right: var(--spacing-xl); }
.modal-meta { display: flex; gap: var(--spacing-md); font-size: var(--font-size-sm); color: var(--text-secondary); flex-wrap: wrap; }
.modal-body { padding: var(--spacing-xl); }
.modal-description { margin-bottom: var(--spacing-lg); color: var(--text-secondary); }
.modal-prompt {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    white-space: pre-wrap;
    font-family: monospace;
    font-size: var(--font-size-sm);
    line-height: 1.6;
    max-height: 300px;
    overflow-y: auto;
}
.modal-actions { display: flex; gap: var(--spacing-md); margin-top: var(--spacing-lg); }

/* SECTION NOTATION MODAL */
.modal-rating { padding: var(--spacing-lg) var(--spacing-xl); border-top: 1px solid var(--border-color); background: var(--bg-secondary); }
.modal-rating h3 { margin-bottom: var(--spacing-md); font-size: var(--font-size-base); }
.stars-container { display: flex; gap: var(--spacing-xs); margin-bottom: var(--spacing-sm); }
.star { font-size: var(--font-size-2xl); color: var(--border-color); cursor: pointer; transition: color var(--transition-fast); }
.star:hover, .star.active { color: #f59e0b; }
.rating-info { font-size: var(--font-size-sm); color: var(--text-secondary); }

/* SECTION COMMENTAIRES MODAL */
.modal-comments { padding: var(--spacing-xl); border-top: 1px solid var(--border-color); }
.modal-comments h3 { margin-bottom: var(--spacing-md); font-size: var(--font-size-base); }
.comments-list { max-height: 200px; overflow-y: auto; margin-bottom: var(--spacing-lg); }
.comment-item { padding: var(--spacing-md); background: var(--bg-secondary); border-radius: var(--border-radius); margin-bottom: var(--spacing-sm); }
.comment-author { font-weight: 500; margin-bottom: var(--spacing-xs); }
.comment-date { font-size: var(--font-size-sm); color: var(--text-muted); }
.comment-text { margin-top: var(--spacing-sm); }
.comment-form { display: flex; flex-direction: column; gap: var(--spacing-sm); }
.comment-form textarea { resize: vertical; }

/* FOOTER */
.app-footer { background: var(--bg-tertiary); border-top: 1px solid var(--border-color); padding: var(--spacing-xl) 0; text-align: center; color: var(--text-secondary); }
.app-footer small { display: block; margin-top: var(--spacing-xs); color: var(--text-muted); }
.footer-content { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--spacing-md); }
.footer-content p { margin: 0; }
.footer-contact a { color: var(--color-primary); text-decoration: none; }
.footer-contact a:hover { text-decoration: underline; }

/* UTILITAIRES */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }

/* =============================================================================
   STYLES MARKDOWN
   Pour le rendu des réponses IA et contenus formatés
   ============================================================================= */

.markdown-content {
    line-height: 1.7;
    font-size: var(--font-size-sm);
}

/* Titres */
.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    line-height: 1.4;
    color: var(--text-primary);
}

.markdown-content h1 { font-size: 1.5em; border-bottom: 1px solid var(--border-color); padding-bottom: var(--spacing-xs); }
.markdown-content h2 { font-size: 1.3em; border-bottom: 1px solid var(--border-color); padding-bottom: var(--spacing-xs); }
.markdown-content h3 { font-size: 1.15em; }
.markdown-content h4 { font-size: 1.05em; }
.markdown-content h5,
.markdown-content h6 { font-size: 1em; }

.markdown-content h1:first-child,
.markdown-content h2:first-child,
.markdown-content h3:first-child {
    margin-top: 0;
}

/* Paragraphes */
.markdown-content p {
    margin-bottom: var(--spacing-md);
}

.markdown-content p:last-child {
    margin-bottom: 0;
}

/* Listes */
.markdown-content ul,
.markdown-content ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.markdown-content li {
    margin-bottom: var(--spacing-xs);
}

.markdown-content li > ul,
.markdown-content li > ol {
    margin-top: var(--spacing-xs);
    margin-bottom: 0;
}

/* Listes imbriquées */
.markdown-content ul ul,
.markdown-content ol ol,
.markdown-content ul ol,
.markdown-content ol ul {
    margin-bottom: 0;
}

/* Liens */
.markdown-content a {
    color: var(--color-primary);
    text-decoration: underline;
}

.markdown-content a:hover {
    color: var(--color-primary-dark);
}

/* Mise en évidence */
.markdown-content strong {
    font-weight: 600;
    color: var(--text-primary);
}

.markdown-content em {
    font-style: italic;
}

/* Code inline */
.markdown-content code {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 0.15em 0.4em;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.9em;
    color: #c7254e;
}

/* Blocs de code */
.markdown-content pre {
    background: #1e293b;
    color: #e2e8f0;
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    overflow-x: auto;
    margin-bottom: var(--spacing-md);
    font-size: 0.85em;
    line-height: 1.5;
}

.markdown-content pre code {
    background: transparent;
    border: none;
    padding: 0;
    color: inherit;
    font-size: inherit;
}

/* Citations */
.markdown-content blockquote {
    border-left: 4px solid var(--color-primary);
    margin: var(--spacing-md) 0;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-style: italic;
}

.markdown-content blockquote p:last-child {
    margin-bottom: 0;
}

/* Tableaux */
.markdown-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.markdown-content th,
.markdown-content td {
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm);
    text-align: left;
}

.markdown-content th {
    background: var(--bg-tertiary);
    font-weight: 600;
}

.markdown-content tr:nth-child(even) {
    background: var(--bg-secondary);
}

/* Ligne horizontale */
.markdown-content hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: var(--spacing-lg) 0;
}

/* Images */
.markdown-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

/* Listes de tâches (checkboxes) */
.markdown-content input[type="checkbox"] {
    margin-right: var(--spacing-sm);
}

/* Ajustements pour le panneau de réponse IA */
.ai-response-panel .markdown-content {
    white-space: normal;
}

/* Ajustements pour les commentaires */
.comment-text.markdown-content p {
    margin-bottom: var(--spacing-sm);
}

.comment-text.markdown-content p:last-child {
    margin-bottom: 0;
}

/* =============================================================================
   ÉCRAN D'ACCUEIL / IDENTIFICATION
   ============================================================================= */

.welcome-overlay {
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: var(--spacing-lg);
}

.welcome-overlay.hidden {
    display: none;
}

.welcome-box {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 550px;
    width: 100%;
    overflow: hidden;
    animation: welcomeFadeIn 0.4s ease;
}

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

.welcome-header {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: white;
    padding: var(--spacing-xl);
    text-align: center;
}

.welcome-header h1 {
    color: white;
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-xs);
}

.welcome-subtitle {
    opacity: 0.9;
    font-size: var(--font-size-base);
    margin: 0;
}

.welcome-content {
    padding: var(--spacing-xl);
}

.welcome-intro {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.welcome-info-box {
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid var(--color-primary);
}

.welcome-info-box h3 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.welcome-info-box ul {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--spacing-md) 0;
}

.welcome-info-box li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.welcome-info-box li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

.welcome-note {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin: 0;
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

.welcome-form {
    margin-top: var(--spacing-lg);
}

.welcome-form .form-group {
    margin-bottom: var(--spacing-lg);
}

.welcome-form label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.welcome-form input {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-size-lg);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.welcome-form input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.welcome-form input::placeholder {
    color: var(--text-muted);
}

.btn-large {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-lg);
    justify-content: center;
}

/* Bouton tutoriel sur la page d'accueil */
.btn-tutorial {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-tutorial:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Avertissement confidentialité et éthique */
.privacy-notice {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 1px solid #f59e0b;
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    color: #92400e;
    line-height: 1.5;
}
.privacy-notice p {
    margin: 0;
}
.privacy-notice strong {
    color: #78350f;
}

/* Bouton tutoriel flottant (lien) */
.floating-nav-link {
    text-decoration: none;
}

/* =============================================================================
   BIBLIOTHÈQUE DE DOCUMENTS
   ============================================================================= */

.document-library {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-xl);
    overflow: hidden;
    border: 2px dashed var(--border-color);
}

.document-library-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-bottom: 1px solid var(--border-color);
}

.document-library-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.document-library-title .doc-icon {
    font-size: 1.5rem;
}

.document-library-title h3 {
    margin: 0;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
}

.document-library-title .doc-count {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    font-weight: normal;
}

.document-library-content {
    padding: var(--spacing-lg);
    display: block;
}

.document-library-content.collapsed {
    display: none;
}

.document-library-help {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
}

/* Zone d'upload */
.document-upload-zone {
    border: 2px dashed var(--color-primary);
    border-radius: var(--border-radius);
    background: var(--bg-tertiary);
    transition: all var(--transition-fast);
    margin-bottom: var(--spacing-md);
}

.document-upload-zone:hover,
.document-upload-zone.drag-over {
    border-color: var(--color-primary-dark);
    background: #eff6ff;
}

.upload-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    cursor: pointer;
    text-align: center;
}

.upload-zone-content .upload-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.upload-zone-content .upload-text {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.upload-zone-content .upload-hint {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* Message de feedback upload */
.upload-feedback {
    display: none;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-align: center;
    animation: feedbackFadeIn 0.3s ease;
}

.upload-feedback.success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

.upload-feedback.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

@keyframes feedbackFadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Modal de visualisation de document */
.document-modal-content {
    max-width: 700px;
}

.document-text-content {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    white-space: pre-wrap;
    word-wrap: break-word;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: var(--font-size-sm);
    line-height: 1.6;
    max-height: 60vh;
    overflow-y: auto;
}

/* Liste des documents */
.document-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.document-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.document-item .doc-type-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.document-item .doc-info {
    flex: 1;
    min-width: 0;
}

.document-item .doc-name {
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.document-item .doc-meta {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.document-item .doc-preview {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-top: var(--spacing-xs);
    max-height: 40px;
    overflow: hidden;
    line-height: 1.4;
}

.document-item .doc-actions {
    display: flex;
    gap: var(--spacing-xs);
    flex-shrink: 0;
}

.document-item .btn-icon-only {
    padding: var(--spacing-xs);
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.document-item .btn-icon-only:hover {
    opacity: 1;
}

.document-item .btn-delete:hover {
    color: var(--color-danger);
}

/* Barre de quota */
.document-quota {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.quota-bar {
    flex: 1;
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.quota-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 3px;
    transition: width var(--transition-normal);
}

.quota-fill.warning {
    background: var(--color-warning);
}

.quota-fill.danger {
    background: var(--color-danger);
}

.quota-text {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    white-space: nowrap;
}

/* Message d'upload en cours */
.upload-progress {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: #fef3c7;
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

.upload-progress .spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-warning);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Document vide */
.document-list:empty::after {
    content: 'Aucun document uploadé';
    display: block;
    text-align: center;
    padding: var(--spacing-lg);
    color: var(--text-muted);
    font-style: italic;
}

.welcome-footer {
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

.welcome-contact a {
    color: var(--color-primary);
    text-decoration: none;
}

.welcome-contact a:hover {
    text-decoration: underline;
}

/* Affichage du nom d'utilisateur dans la nav */
.user-display {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    color: white;
}

.user-display:empty {
    display: none;
}

.user-display::before {
    content: "👤";
}

/* Contenu principal caché */
.app-content.hidden {
    display: none;
}

/* =============================================================================
   BOUTONS DE NAVIGATION FLOTTANTS
   ============================================================================= */
.floating-nav-buttons {
    position: fixed;
    right: 1.5rem;
    bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    z-index: 100;
}

.floating-nav-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg), 0 4px 20px rgba(37, 99, 235, 0.3);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.floating-nav-btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 6px 25px rgba(37, 99, 235, 0.4);
}

.floating-nav-btn:active {
    transform: translateY(0);
}

.floating-nav-btn .btn-icon {
    font-size: 1.1rem;
}

.floating-nav-btn .btn-label {
    display: inline;
}

/* Masquer les boutons flottants quand on est dans la vue "Prompts partagés" */
#view-shared-prompts .floating-nav-buttons,
.app-view:not(.active) .floating-nav-buttons {
    display: none;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    :root { --font-size-3xl: 1.75rem; --font-size-2xl: 1.25rem; }
    .container { padding: 0 var(--spacing-md); }
    .header-nav { gap: var(--spacing-sm); }
    .nav-link { padding: var(--spacing-xs) var(--spacing-sm); font-size: var(--font-size-sm); }
    .user-form { flex-direction: column; align-items: stretch; }
    .section-actions { flex-direction: column; }
    .section-actions .btn { width: 100%; justify-content: center; }
    .final-prompt-actions { flex-direction: column; }
    .final-prompt-actions .btn { width: 100%; justify-content: center; }
    .search-filters { flex-direction: column; }
    .filter-options { width: 100%; }
    .modal-content { max-height: 95vh; margin: var(--spacing-sm); }

    /* Boutons flottants en mode mobile */
    .floating-nav-buttons {
        right: 1rem;
        bottom: 1rem;
    }
    .floating-nav-btn {
        padding: 0.6rem 0.8rem;
        font-size: 0.75rem;
    }
    .floating-nav-btn .btn-label {
        display: none;
    }
    .floating-nav-btn .btn-icon {
        font-size: 1.2rem;
    }
}

/* =============================================================================
   AUTHENTIFICATION (Login / Register)
   ============================================================================= */

/* Onglets Login/Register */
.auth-tabs {
    display: flex;
    margin-bottom: var(--spacing-lg);
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--bg-tertiary);
}

.auth-tab {
    flex: 1;
    padding: var(--spacing-md);
    border: none;
    background: transparent;
    font-size: var(--font-size-base);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
}

.auth-tab:hover {
    background: rgba(37, 99, 235, 0.1);
}

.auth-tab.active {
    background: var(--color-primary);
    color: white;
}

/* Formulaires d'authentification */
.auth-form .form-group {
    margin-bottom: var(--spacing-md);
}

.auth-form label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.auth-form input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.auth-form input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.auth-form input:disabled {
    background: var(--bg-tertiary);
    cursor: not-allowed;
}

/* Ligne de formulaire (deux champs côte à côte) */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

@media (max-width: 500px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Bouton block */
.btn-block {
    width: 100%;
    justify-content: center;
}

/* Messages d'erreur et succès */
.auth-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.auth-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

/* Liens d'authentification */
.auth-links {
    text-align: center;
    margin-top: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.auth-links a {
    color: var(--color-primary);
    text-decoration: none;
}

.auth-links a:hover {
    text-decoration: underline;
}

/* Info formulaire */
.form-info {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
    line-height: 1.5;
}

.form-help {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

/* Indicateur de force du mot de passe */
.password-strength {
    margin-top: var(--spacing-xs);
}

.strength-bar {
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
}

.strength-fill {
    height: 100%;
    transition: width 0.3s ease, background 0.3s ease;
    width: 0%;
    border-radius: 2px;
}

.strength-text {
    font-size: 0.75rem;
    margin-top: 0.25rem;
    color: var(--text-secondary);
}

/* Exigences mot de passe */
.password-requirements {
    list-style: none;
    padding: 0;
    margin: var(--spacing-sm) 0 0 0;
    font-size: 0.75rem;
}

.password-requirements li {
    padding: 0.15rem 0;
    padding-left: 1.25rem;
    position: relative;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.password-requirements li::before {
    content: "○";
    position: absolute;
    left: 0;
    font-size: 0.65rem;
}

.password-requirements li.valid {
    color: var(--color-success);
}

.password-requirements li.valid::before {
    content: "✓";
}

.password-requirements li.invalid {
    color: var(--text-muted);
}

/* Correspondance mot de passe */
.password-match {
    font-size: 0.75rem;
    margin-top: var(--spacing-xs);
}

.password-match.match {
    color: var(--color-success);
}

.password-match.no-match {
    color: var(--color-danger);
}

/* =============================================================================
   MENU UTILISATEUR (Dropdown)
   ============================================================================= */

.user-menu {
    position: relative;
}

.user-display {
    cursor: pointer;
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    transition: background var(--transition-fast);
}

.user-display:hover {
    background: rgba(255, 255, 255, 0.2);
}

.user-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    min-width: 180px;
    display: none;
    z-index: 1000;
    overflow: hidden;
    margin-top: var(--spacing-xs);
}

.user-menu:hover .user-dropdown,
.user-dropdown:hover {
    display: block;
}

.user-dropdown a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-primary);
    text-decoration: none;
    transition: background var(--transition-fast);
}

.user-dropdown a:hover {
    background: var(--bg-tertiary);
}

/* =============================================================================
   MES PROMPTS
   ============================================================================= */

.my-prompts-section {
    padding: var(--spacing-xl) 0;
}

.user-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    min-width: 150px;
}

.stat-value {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* =============================================================================
   MODAL PROFIL
   ============================================================================= */

.modal-profile {
    max-width: 500px;
}

.section-divider {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: var(--spacing-xl) 0;
}

.modal-profile h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.form-message {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.form-message.success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

.form-message.error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

/* STYLES D'IMPRESSION */
@media print {
    .app-header, .user-section, .section-actions, .ai-response-panel, .final-prompt-actions, .share-section, .shared-prompts-section, .app-footer, .nav-link, .btn { display: none !important; }
    body { background: white; font-size: 12pt; }
    .section-card { break-inside: avoid; box-shadow: none; border: 1px solid #ccc; margin-bottom: 1cm; }
    .final-prompt-section { border: 2px solid black; padding: 1cm; }
    .final-prompt-text { max-height: none; background: white; }
}