/* Styles pour le Gestionnaire de Collection de Livres */

body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    line-height: 1.6;
   background-image: url('fond.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

/* Sur mobile, enlever le fixed pour éviter les problèmes de performance */
@media (max-width: 768px) {
    body {
        background-attachment: scroll;
    }
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

/* En-têtes de page */
.page-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid #e9ecef;
}

.page-header h1 {
    color: #333;
    font-size: 2.5em;
    font-weight: 300;
    margin: 0 0 10px 0;
}

.page-header p {
    color: #666;
    font-size: 1.1em;
    margin: 0;
}

.warning-text {
    background: #fff3cd;
    color: #856404;
    padding: 10px 15px;
    border-radius: 6px;
    border-left: 4px solid #ffc107;
    margin-top: 10px !important;
}

/* Section d'accueil */
.welcome-section {
    text-align: center;
    margin-bottom: 40px;
}

.welcome-text {
    font-size: 1.2em;
    color: #666;
    margin-top: 10px;
}

/* Statistiques d'accueil */
.stats-home {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.stat-card {
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 10px;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 3em;
    margin-right: 20px;
}

.stat-content .stat-number {
    font-size: 1.5em;
    font-weight: bold;
    margin-bottom: 5px;
}

.stat-content .stat-label {
    font-size: 1em;
    opacity: 0.9;
}

/* Actions rapides sur l'accueil */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.action-card {
    display: flex;
    align-items: center;
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    border-left: 4px solid;
}

.action-card.add-book { border-left-color: #28a745; }
.action-card.view-collection { border-left-color: #007bff; }
.action-card.export-data { border-left-color: #6f42c1; }

.action-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    color: inherit;
    text-decoration: none;
}

.action-icon {
    font-size: 2.5em;
    margin-right: 20px;
    opacity: 0.8;
}

.action-content h3 {
    margin: 0 0 8px 0;
    color: #333;
    font-size: 1.3em;
}

.action-content p {
    margin: 0;
    color: #666;
    font-size: 0.95em;
}

/* Section des derniers livres */
.recent-section {
    margin-top: 40px;
}

.view-all {
    color: #007bff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.view-all:hover {
    color: #0056b3;
}

/* État vide */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    background: #f8f9fa;
    border-radius: 12px;
    border: 2px dashed #dee2e6;
}

.empty-icon {
    font-size: 4em;
    margin-bottom: 20px;
    opacity: 0.6;
}

.empty-state h3 {
    color: #495057;
    margin-bottom: 10px;
}

.empty-state p {
    color: #6c757d;
    margin-bottom: 20px;
}

/* Grille des derniers livres sur l'accueil */
.recent-books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

/* Actions spéciales pour l'accueil */
.book-card-actions-home {
    margin-top: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 10px;
    border-top: 1px solid #e9ecef;
}

.btn-edit-home {
    background: #17a2b8;
    color: white;
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.3s ease;
}

.btn-edit-home:hover {
    background: #138496;
    color: white;
    text-decoration: none;
}

.book-isbn {
    font-size: 0.7em;
    color: #888;
    font-family: 'Courier New', monospace;
    background: #f8f9fa;
    padding: 2px 6px;
    border-radius: 4px;
}

/* Tag "plus" pour montrer qu'il y a plus de tags */
.tag-more {
    background: #6c757d !important;
    color: white !important;
    font-size: 0.7em;
}

/* Livres récents */
.recent-books {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.book-preview {
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 20px;
    transition: box-shadow 0.3s ease;
}

.book-preview:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.book-cover img {
    width: 60px;
    height: 90px;
    object-fit: cover;
    border-radius: 4px;
    float: left;
    margin-right: 15px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.book-info h3 {
    margin: 0 0 8px 0;
    color: #333;
    font-size: 1.1em;
    line-height: 1.3;
}

.book-author {
    color: #666;
    margin-bottom: 10px;
    font-style: italic;
}

.book-meta {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 8px;
}

.book-type {
    font-size: 0.75em;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 600;
}

.type-livre { background: #e3f2fd; color: #1565c0; }
.type-bd { background: #fff3e0; color: #e65100; }

.book-date {
    font-size: 0.8em;
    color: #888;
}

.book-status {
    font-size: 0.75em;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: 600;
    display: inline-block;
}

.status-lu { background: #d4edda; color: #155724; }
.status-encours { background: #fff3cd; color: #856404; }
.status-alire { background: #d1ecf1; color: #0c5460; }
.status-abandonne { background: #f8d7da; color: #721c24; }

/* Formulaire d'ajout */
.add-form-section {
    margin-bottom: 40px;
}

.form-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 10px;
    border-left: 4px solid #28a745;
    margin-bottom: 30px;
}

.form-description {
    color: #666;
    margin-bottom: 25px;
    font-size: 1em;
}

.add-form {
    max-width: 500px;
}

.isbn-input {
    font-family: 'Courier New', monospace;
    font-size: 1.1em;
    letter-spacing: 1px;
}

.btn-add-book {
    background: #28a745;
    color: white;
    padding: 15px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-add-book:hover {
    background: #218838;
    transform: translateY(-2px);
}

/* Exemples d'ISBN */
.isbn-examples {
    background: white;
    padding: 25px;
    border-radius: 10px;
    border: 1px solid #e9ecef;
}

.example-books {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.example-item {
    flex: 1;
    min-width: 150px;
    text-align: center;
}

.example-isbn {
    background: #e9ecef;
    color: #495057;
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Courier New', monospace;
    display: inline-block;
    margin-top: 5px;
}

.example-isbn:hover {
    background: #007bff;
    color: white;
}

/* Informations sur l'ISBN */
.info-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.info-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #e9ecef;
}

.info-card h3 {
    color: #333;
    margin-bottom: 15px;
}

.info-card ul {
    margin: 0;
    padding-left: 20px;
}

.info-card li {
    margin-bottom: 8px;
    color: #555;
}

/* Page de suppression */
.delete-books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.delete-book-card {
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 20px;
    transition: all 0.3s ease;
}

.delete-book-card:hover {
    border-color: #dc3545;
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.1);
}

.book-info-section {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.book-cover-small img {
    width: 50px;
    height: 75px;
    object-fit: cover;
    border-radius: 4px;
}

.cover-placeholder-small {
    width: 50px;
    height: 75px;
    background: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    color: #999;
    font-size: 16px;
}

.book-details {
    flex: 1;
}

.book-title {
    margin: 0 0 5px 0;
    color: #333;
    font-size: 1em;
    line-height: 1.3;
}

.book-meta-small {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
    flex-wrap: wrap;
}

.book-type-small {
    font-size: 0.7em;
    padding: 2px 6px;
    border-radius: 8px;
    font-weight: 600;
}

.book-date-small {
    font-size: 0.7em;
    color: #888;
}

.book-status-small {
    font-size: 0.7em;
    padding: 2px 6px;
    border-radius: 8px;
    font-weight: 600;
}

.book-tags-small {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.tag-small {
    background: #e9ecef;
    color: #495057;
    padding: 1px 6px;
    border-radius: 8px;
    font-size: 0.65em;
}

.delete-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.btn-delete-book {
    background: #dc3545;
    color: white;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 0.9em;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn-delete-book:hover {
    background: #c82333;
}

.btn-edit-link {
    color: #17a2b8;
    text-decoration: none;
    font-size: 0.85em;
}

.btn-edit-link:hover {
    color: #138496;
}

.bulk-actions-info {
    margin-top: 30px;
}

.results-info {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 20px;
    border-left: 4px solid #007bff;
}

.results-info p {
    margin: 0;
    color: #495057;
}

/* Boutons généraux */
.btn-primary {
    background: #007bff;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    text-decoration: none;
    display: inline-block;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.btn-primary:hover {
    background: #0056b3;
    color: white;
    text-decoration: none;
}

.btn-secondary {
    background: #6c757d;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    text-decoration: none;
    display: inline-block;
    font-weight: 500;
    transition: background-color 0.3s ease;
    margin: 5px;
}

.btn-secondary:hover {
    background: #545b62;
    color: white;
    text-decoration: none;
}

.quick-actions-bottom {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #e9ecef;
}

.view-more {
    text-align: center;
    margin-top: 30px;
}

/* Titres */
h1 {
    color: #333;
    text-align: center;
    margin-bottom: 30px;
    font-size: 2.5em;
    font-weight: 300;
}

h2 {
    color: #444;
    margin-bottom: 20px;
    font-weight: 400;
}

/* Section formulaire */
.form-section {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 30px;
    border-left: 4px solid #007bff;
}

.form-group {
    margin-bottom: 15px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #555;
}

input[type="text"],
input[type="file"],
select,
textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
}

input[type="text"]:focus,
input[type="file"]:focus,
select:focus,
textarea:focus {
    border-color: #007bff;
    outline: none;
    box-shadow: 0 0 5px rgba(0, 123, 255, 0.3);
}

small {
    color: #666;
    font-size: 12px;
    margin-top: 5px;
    display: block;
}

/* Boutons */
button {
    background: #007bff;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s ease;
    font-weight: 500;
}

button:hover {
    background: #0056b3;
    transform: translateY(-1px);
}

.btn-danger {
    background: #dc3545;
    padding: 8px 12px;
    font-size: 14px;
}

.btn-danger:hover {
    background: #c82333;
}

/* Messages */
.message {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 500;
    border-left: 4px solid;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.message.success {
    background: #d4edda;
    color: #155724;
    border-left-color: #28a745;
}

.message.error {
    background: #f8d7da;
    color: #721c24;
    border-left-color: #dc3545;
}

.message.warning {
    background: #fff3cd;
    color: #856404;
    border-left-color: #ffc107;
}

.message.info {
    background: #d1ecf1;
    color: #0c5460;
    border-left-color: #17a2b8;
}

/* Validation des formulaires */
.form-validation-error {
    color: #dc3545;
    font-size: 0.875em;
    margin-top: 5px;
    display: block;
}

input.error, 
select.error, 
textarea.error {
    border-color: #dc3545 !important;
    box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.25);
}

/* Barre de recherche et filtres */
.search-section {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid #28a745;
}

.search-row {
    display: flex;
    gap: 15px;
    align-items: end;
    flex-wrap: wrap;
}

.search-group {
    flex: 1;
    min-width: 200px;
}

.search-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #495057;
}

.search-group input, 
.search-group select {
    width: 100%;
    padding: 10px;
    border: 2px solid #dee2e6;
    border-radius: 6px;
    font-size: 14px;
    background: white;
}

.search-group input:focus, 
.search-group select:focus {
    border-color: #28a745;
    outline: none;
    box-shadow: 0 0 5px rgba(40, 167, 69, 0.3);
}

.btn-search {
    background: #28a745;
    padding: 12px 20px;
    white-space: nowrap;
}

.btn-search:hover {
    background: #218838;
}

/* Sélecteur de vue */
.view-selector {
    text-align: center;
    margin-bottom: 20px;
}

.view-btn {
    display: inline-block;
    padding: 8px 16px;
    margin: 0 5px;
    background: #e9ecef;
    color: #495057;
    text-decoration: none;
    border-radius: 20px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.view-btn.active {
    background: #007bff;
    color: white;
}

.view-btn:hover {
    background: #dee2e6;
    text-decoration: none;
}

.view-btn.active:hover {
    background: #0056b3;
}

/* Vue en grille */
.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.book-card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.book-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.book-card-header {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.book-card-cover {
    flex-shrink: 0;
}

.book-card-cover img {
    width: 80px;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.book-card-cover .cover-placeholder {
    width: 80px;
    height: 120px;
    background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    color: #999;
    font-size: 24px;
}

.book-card-info {
    flex: 1;
    min-width: 0;
}

.book-card-title {
    font-size: 1.1em;
    font-weight: 600;
    color: #333;
    margin: 0 0 8px 0;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.book-card-author {
    color: #666;
    font-size: 0.9em;
    margin-bottom: 8px;
}

.book-card-meta {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.book-card-support {
    font-size: 11px;
    padding: 3px 8px;
}

.book-card-statut {
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 12px;
    font-weight: 600;
}

/* Classes de statut corrigées */
.statut-a-lire { 
    background: #d1ecf1; 
    color: #0c5460; 
}

.statut-en-cours { 
    background: #fff3cd; 
    color: #856404; 
}

.statut-lu { 
    background: #d4edda; 
    color: #155724; 
}

.statut-abandonne { 
    background: #f8d7da; 
    color: #721c24; 
}

.book-card-description {
    margin-top: 12px;
    font-size: 0.85em;
    color: #666;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.book-card-tags {
    margin-top: 10px;
}

.tag {
    display: inline-block;
    background: #e9ecef;
    color: #495057;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75em;
    margin: 2px 3px 2px 0;
}

.book-card-actions {
    margin-top: 15px;
    display: flex;
    gap: 10px;
    align-items: center;
}

.btn-edit {
    background: #17a2b8;
    color: white;
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.btn-edit:hover {
    background: #138496;
    color: white;
    text-decoration: none;
}

.book-card-date {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(0,0,0,0.1);
    color: #666;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.7em;
}

/* Export et actions */
.actions-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.btn-export {
    background: #6f42c1;
    color: white;
    padding: 10px 16px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

.btn-export:hover {
    background: #5a32a3;
    color: white;
    text-decoration: none;
}

/* Statistiques */
.stats {
    display: flex;
    justify-content: space-around;
    margin-bottom: 30px;
    text-align: center;
    gap: 15px;
}

.stat-box {
    background: linear-gradient(135deg, #e9ecef 0%, #f8f9fa 100%);
    padding: 25px 20px;
    border-radius: 12px;
    flex: 1;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.stat-box:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.stat-number {
    font-size: 2.5em;
    font-weight: bold;
    color: #FFFFFFn;
    margin-bottom: 5px;
}

.stat-box div:last-child {
    color: #666;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9em;
}

/* Supports (Livre/BD) */
.support-livre {
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    color: #1565c0;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-block;
}

.support-bd {
    background: linear-gradient(135deg, #fff3e0 0%, #ffcc02 100%);
    color: #e65100;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-block;
}

/* Images de couverture */
.cover-image {
    width: 50px;
    height: 75px;
    object-fit: cover;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    transition: transform 0.3s ease;
}

.cover-image:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.cover-placeholder {
    width: 50px;
    height: 75px;
    background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    color: #999;
    font-size: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Tableau */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border-radius: 8px;
    overflow: hidden;
}

th, td {
    padding: 15px 12px;
    text-align: left;
    border-bottom: 1px solid #e9ecef;
}

th {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    font-weight: 600;
    color: #495057;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 0.5px;
}

tr:hover {
    background: #f8f9fa;
}

td:first-child {
    text-align: center;
    width: 80px;
}

/* Titres de livres */
td strong {
    color: #333;
    font-weight: 600;
}

/* Message vide */
.empty-message {
    text-align: center;
    color: #666;
    font-style: italic;
    padding: 40px 20px;
    background: #f8f9fa;
    border-radius: 8px;
    margin: 20px 0;
}

/* Table responsive */
.table-responsive {
    overflow-x: auto;
    margin-bottom: 20px;
}

.table-responsive table {
    min-width: 800px;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin: 30px 0;
    padding: 20px 0;
    border-top: 1px solid #e9ecef;
}

.pagination-btn {
    background: #007bff;
    color: white;
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 5px;
}

.pagination-btn:hover {
    background: #0056b3;
    color: white;
    text-decoration: none;
    transform: translateY(-1px);
}

.pagination-btn:disabled {
    background: #6c757d;
    cursor: not-allowed;
    transform: none;
}

.pagination-numbers {
    display: flex;
    align-items: center;
    gap: 5px;
}

.pagination-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 6px;
    text-decoration: none;
    color: #495057;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 1px solid #dee2e6;
}

.pagination-number:hover {
    background: #e9ecef;
    color: #495057;
    text-decoration: none;
    border-color: #adb5bd;
}

.pagination-number.pagination-current {
    background: #007bff;
    color: white;
    border-color: #007bff;
    cursor: default;
}

.pagination-ellipsis {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: #6c757d;
    font-weight: bold;
}

.pagination-info {
    text-align: center;
    color: #6c757d;
    font-size: 0.9em;
    margin-top: 10px;
}

/* Styles pour modal d'édition */
.modal-overlay {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 20px;
    box-sizing: border-box;
}

.modal-content {
    position: relative;
    background: white;
    padding: 30px;
    border-radius: 12px;
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 28px;
    color: #666;
    cursor: pointer;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
    line-height: 1;
}

.modal-close:hover {
    background-color: #f0f0f0;
    color: #333;
}

.modal-content h3 {
    margin: 0 0 25px 0;
    color: #333;
    font-size: 1.4em;
    padding-right: 40px;
}

.modal-content .form-group {
    margin-bottom: 20px;
}

.modal-content label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #555;
}

.modal-content input,
.modal-content select,
.modal-content textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
}

.modal-content input:focus,
.modal-content select:focus,
.modal-content textarea:focus {
    border-color: #007bff;
    outline: none;
    box-shadow: 0 0 5px rgba(0, 123, 255, 0.3);
}

.modal-content textarea {
    resize: vertical;
    min-height: 80px;
}

.modal-content small {
    color: #666;
    font-size: 12px;
    margin-top: 5px;
    display: block;
}

.current-cover {
    margin-bottom: 15px;
    text-align: center;
}

.current-cover img {
    width: 80px;
    height: 120px;
    object-fit: cover;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    margin-bottom: 5px;
}

.current-cover small {
    display: block;
    color: #666;
    font-size: 12px;
}

.form-check {
    margin-top: 15px;
}

.form-check label {
    display: flex;
    align-items: center;
    font-weight: normal;
    cursor: pointer;
}

.form-check input[type="checkbox"] {
    width: auto;
    margin-right: 8px;
    margin-bottom: 0;
}

.modal-actions {
    display: flex;
    gap: 15px;
    justify-content: flex-end;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #e9ecef;
}

.modal-actions .btn-secondary {
    background: #6c757d;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.3s ease;
}

.modal-actions .btn-secondary:hover {
    background: #545b62;
    color: white;
    text-decoration: none;
}

.modal-actions .btn-primary {
    background: #007bff;
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.modal-actions .btn-primary:hover {
    background: #0056b3;
}

/* Indicateur de chargement */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

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

.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: 9999;
}

.loading-overlay .loading {
    width: 40px;
    height: 40px;
    border-width: 4px;
}

/* Correction pour éviter le conflit avec les anciens styles */
#editModal .modal-overlay {
    display: flex !important;
}

/* Responsive */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    
    .container {
        padding: 20px;
        margin: 10px;
    }
    
    .stats, .stats-home {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .quick-actions {
        grid-template-columns: 1fr;
    }
    
    .search-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-group {
        min-width: auto;
    }
    
    .actions-bar {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }
    
    .books-grid {
        grid-template-columns: 1fr;
    }
    
    .recent-books-grid {
        grid-template-columns: 1fr;
    }
    
    .delete-books-grid {
        grid-template-columns: 1fr;
    }
    
    .recent-books {
        grid-template-columns: 1fr;
    }
    
    .example-books {
        flex-direction: column;
    }
    
    table {
        font-size: 14px;
    }
    
    th, td {
        padding: 10px 8px;
    }
    
    .cover-image, .cover-placeholder {
        width: 40px;
        height: 60px;
    }
    
    h1 {
        font-size: 2em;
    }
    
    .page-header h1 {
        font-size: 2em;
    }
    
    .pagination {
        flex-wrap: wrap;
        gap: 5px;
    }
    
    .pagination-numbers {
        order: 2;
        width: 100%;
        justify-content: center;
        margin-top: 10px;
    }
    
    .pagination-btn {
        order: 1;
        padding: 6px 12px;
        font-size: 0.9em;
    }
    
    .pagination-number {
        width: 35px;
        height: 35px;
        font-size: 0.9em;
    }
    
    .pagination-info {
        order: 3;
        width: 100%;
        margin-top: 15px;
    }
    
    .modal-overlay {
        padding: 10px;
    }
    
    .modal-content {
        padding: 20px;
        max-height: 95vh;
    }
    
    .modal-content h3 {
        font-size: 1.2em;
        padding-right: 35px;
    }
    
    .modal-close {
        top: 10px;
        right: 15px;
        font-size: 24px;
        width: 30px;
        height: 30px;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .modal-actions .btn-secondary,
    .modal-actions .btn-primary {
        width: 100%;
        text-align: center;
    }
    
    .table-responsive table {
        font-size: 0.9em;
    }
    
    .table-responsive th,
    .table-responsive td {
        padding: 10px 8px;
    }
}

@media (max-width: 480px) {
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .stat-box {
        padding: 15px;
    }
    
    .stat-number {
        font-size: 2em;
    }
    
    .action-card {
        flex-direction: column;
        text-align: center;
    }
    
    .action-icon {
        margin-right: 0;
        margin-bottom: 10px;
    }
    
    .pagination {
        padding: 15px 10px;
    }
    
    .pagination-btn {
        padding: 5px 10px;
        font-size: 0.8em;
    }
    
    .pagination-number {
        width: 30px;
        height: 30px;
        font-size: 0.8em;
    }
    
    .pagination-info {
        font-size: 0.8em;
    }
    
    .modal-content {
        padding: 15px;
    }
    
    .current-cover img {
        width: 60px;
        height: 90px;
    }
}
/* ===== STYLES POUR FORMULAIRE D'AJOUT AMÉLIORÉ ===== */

/* Indicateur d'étapes */
.steps-indicator {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
    position: relative;
}

.steps-indicator::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 2px;
    background: #dee2e6;
    z-index: 1;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
}

.step:not(:last-child) {
    margin-right: 200px;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #dee2e6;
    color: #6c757d;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-bottom: 8px;
    transition: all 0.3s ease;
}

.step.active .step-number {
    background: #007bff;
    color: white;
}

.step.completed .step-number {
    background: #28a745;
    color: white;
}

.step-label {
    font-size: 0.9em;
    color: #6c757d;
    font-weight: 500;
}

.step.active .step-label,
.step.completed .step-label {
    color: #333;
    font-weight: 600;
}

/* Formulaire large pour étape 2 */
.form-card-large {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 12px;
    border-left: 4px solid #007bff;
    margin-bottom: 30px;
}

.form-header {
    text-align: center;
    margin-bottom: 30px;
}

.form-header h2 {
    color: #333;
    margin-bottom: 10px;
}

/* Layout du formulaire */
.form-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    margin-bottom: 20px;
}

.form-left {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-right {
    display: flex;
    flex-direction: column;
}

/* Section couverture */
.cover-section {
    background: white;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #dee2e6;
    text-align: center;
}

.current-cover-preview img {
    width: 120px;
    height: 180px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    margin-bottom: 15px;
}

.no-cover {
    width: 120px;
    height: 180px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6c757d;
    font-size: 14px;
    margin: 0 auto 15px auto;
    text-align: center;
}

.cover-actions {
    margin-top: 15px;
}

.cover-url-input {
    width: 100%;
    padding: 8px;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    margin-bottom: 10px;
    font-size: 13px;
}

/* Champ en lecture seule */
.readonly-input {
    background: #e9ecef;
    color: #6c757d;
    font-family: 'Courier New', monospace;
    font-weight: 600;
}

/* Formulaire pleine largeur */
.full-width {
    grid-column: 1 / -1;
}

/* Actions du formulaire */
.form-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #dee2e6;
}

.form-actions button {
    min-width: 150px;
}

/* Option saisie manuelle */
.manual-add-option {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #dee2e6;
}

.manual-add-option p {
    margin: 0 0 15px 0;
    color: #6c757d;
    font-style: italic;
}

/* Détails du livre dans formulaire */
.book-details-form {
    background: white;
    padding: 20px;
    border-radius: 8px;
    margin-top: 20px;
}

/* Améliorations responsives pour ajout */
@media (max-width: 768px) {
    .steps-indicator {
        margin-bottom: 20px;
    }
    
    .step:not(:last-child) {
        margin-right: 150px;
    }
    
    .steps-indicator::before {
        width: 150px;
    }
    
    .form-layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .form-card-large {
        padding: 20px;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions button {
        width: 100%;
    }
    
    .current-cover-preview img {
        width: 100px;
        height: 150px;
    }
    
    .no-cover {
        width: 100px;
        height: 150px;
    }
}

@media (max-width: 480px) {
    .step:not(:last-child) {
        margin-right: 100px;
    }
    
    .steps-indicator::before {
        width: 100px;
    }
    
    .step-number {
        width: 30px;
        height: 30px;
        font-size: 14px;
    }
    
    .step-label {
        font-size: 12px;
    }
    
    .form-card-large {
        padding: 15px;
    }
    
    .current-cover-preview img {
        width: 80px;
        height: 120px;
    }
    
    .no-cover {
        width: 80px;
        height: 120px;
        font-size: 12px;
    }
}

/* Amélioration des boutons de formulaire */
.btn-add-book {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.btn-add-book:disabled {
    background: #6c757d;
    cursor: not-allowed;
    transform: none;
}

/* État de focus amélioré */
input:focus,
select:focus,
textarea:focus {
    border-color: #007bff !important;
    outline: none;
    box-shadow: 0 0 5px rgba(0, 123, 255, 0.3);
}
/* ===== STYLES POUR UPLOAD DE FICHIERS ===== */

.upload-label {
    display: block;
    background: #007bff;
    color: white;
    padding: 10px 15px;
    border-radius: 6px;
    cursor: pointer;
    text-align: center;
    margin-bottom: 10px;
    font-size: 14px;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.upload-label:hover {
    background: #0056b3;
}

input[type="file"] {
    display: none;
}

.separator {
    text-align: center;
    color: #6c757d;
    font-style: italic;
    margin: 10px 0;
    font-size: 13px;
}

/* Preview couverture amélioré */
.current-cover-preview {
    margin-bottom: 15px;
    position: relative;
}

.current-cover-preview img {
    width: 120px;
    height: 180px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    transition: transform 0.3s ease;
}

.current-cover-preview img:hover {
    transform: scale(1.05);
}

/* Amélioration no-cover */
.no-cover {
    width: 120px;
    height: 180px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6c757d;
    font-size: 14px;
    margin: 0 auto 15px auto;
    text-align: center;
    transition: border-color 0.3s ease;
}

.no-cover:hover {
    border-color: #adb5bd;
}

/* État de chargement pour boutons */
.btn-add-book .loading {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
}

/* Responsive pour upload */
@media (max-width: 768px) {
    .upload-label {
        font-size: 13px;
        padding: 8px 12px;
    }
    
    .current-cover-preview img,
    .no-cover {
        width: 100px;
        height: 150px;
    }
}

@media (max-width: 480px) {
    .current-cover-preview img,
    .no-cover {
        width: 80px;
        height: 120px;
        font-size: 12px;
    }
    
    .upload-label {
        font-size: 12px;
        padding: 6px 10px;
    }
}