/* Variables CSS pour Material Design */
:root {
    /* Couleurs principales */
    --primary-color: #2196F3;
    --primary-dark: #1976D2;
    --primary-light: #BBDEFB;
    --accent-color: #FF4081;
    --accent-dark: #C2185B;
    
    /* Couleurs de surface */
    --surface-color: #FFFFFF;
    --background-color: #FAFAFA;
    --card-color: #FFFFFF;
    
    /* Couleurs de texte */
    --text-primary: #212121;
    --text-secondary: #757575;
    --text-disabled: #BDBDBD;
    --text-on-primary: #FFFFFF;
    
    /* Couleurs d'état */
    --success-color: #4CAF50;
    --warning-color: #FF9800;
    --error-color: #F44336;
    
    /* Ombres Material Design */
    --shadow-1: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-2: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
    --shadow-3: 0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23);
    --shadow-4: 0 14px 28px rgba(0,0,0,0.25), 0 10px 10px rgba(0,0,0,0.22);
    --shadow-5: 0 19px 38px rgba(0,0,0,0.30), 0 15px 12px rgba(0,0,0,0.22);
    
    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0.0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0.0, 0.2, 1);
    
    /* Espacements */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-xxl: 48px;
    
    /* Rayons de bordure */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
}

/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--background-color);
    color: var(--text-primary);
    line-height: 1.5;
    overflow-x: hidden;
}


/* Vues */
.view {
    display: none;
    animation: fadeIn var(--transition-normal);
}

.view.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Barre de recherche */
.search-container {
    margin-bottom: var(--spacing-xl);
}

.clear-search {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: background-color var(--transition-fast);
    display: none;
}

.clear-search:hover {
    background-color: rgba(0, 0, 0, 0.04);
}

.clear-search.visible {
    display: block;
}

/* Chips de filtre: remplacés par utilitaires Tailwind dans HTML */

/* Contenu de l'inventaire */
.inventory-content {
    margin-top: var(--spacing-lg);
}

.category-section {
    margin-bottom: var(--spacing-xxl);
}

.category-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--primary-light);
}

.category-header h2 {
    font-size: 24px;
    font-weight: 500;
    color: var(--text-primary);
}

.item-count {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}

/* Grille d'objets: remplacée par utilitaires Tailwind dans HTML */

/* Carte d'objet */
.item-card {
    background-color: var(--card-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-1);
    padding: var(--spacing-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.item-card:hover {
    box-shadow: var(--shadow-2);
    transform: translateY(-2px);
}

.item-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background-color: var(--primary-color);
}

.item-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.item-title {
    font-size: 18px;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0;
    line-height: 1.3;
}

.item-actions {
    display: flex;
    gap: var(--spacing-xs);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.item-card:hover .item-actions {
    opacity: 1;
}

.item-action {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.item-action:hover {
    background-color: rgba(0, 0, 0, 0.04);
    color: var(--text-primary);
}

.item-description {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.item-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.item-location {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
    font-size: 14px;
}

.item-quantity {
    background-color: var(--primary-light);
    color: var(--primary-dark);
    padding: 2px var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    font-weight: 500;
}

/* État vide */
.empty-state {
    text-align: center;
    padding: var(--spacing-xxl);
    color: var(--text-secondary);
    grid-column: 1 / -1;
}

.empty-state .material-icons {
    font-size: 64px;
    color: var(--text-disabled);
    margin-bottom: var(--spacing-md);
}

.empty-state h3 {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.empty-state p {
    font-size: 14px;
    max-width: 400px;
    margin: 0 auto;
}

/* Vue de gestion */
.manage-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.manage-section {
    background-color: var(--card-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-1);
    padding: var(--spacing-lg);
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.section-header h2 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 20px;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0;
}

/* Liste des catégories */
.categories-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.category-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background-color: var(--background-color);
    border-radius: var(--border-radius-md);
    transition: background-color var(--transition-fast);
}

.category-item:hover {
    background-color: rgba(0, 0, 0, 0.04);
}

.category-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.category-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.category-name {
    font-weight: 500;
    color: var(--text-primary);
}

.category-actions {
    display: flex;
    gap: var(--spacing-xs);
}

/* Formulaires */
/* === Palette de couleurs === */
/* === Palette de couleurs (isolée) === */
.color-palette {
    display: grid;
    grid-template-columns: repeat(8, 1fr); /* 8 colonnes */
    gap: 0.5rem;
    justify-items: center;
    align-items: center;
    margin-top: 0.5rem;
}

.color-swatch {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid transparent;
    transition: transform 0.15s, border 0.2s, box-shadow 0.2s;
}

.color-swatch:hover {
    transform: scale(1.1);
    border-color: #bbb;
}

.color-swatch.selected {
    border-color: #0009;
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.15);
    transform: scale(1.15);
}

/* Empêcher les styles de la palette d’affecter les icônes */
#color-palette .material-symbols-outlined {
    font-size: inherit;
    color: inherit;
}

/* === Grille d’icônes === */
.icon-select {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
    gap: 0.6rem;
    margin-top: 0.5rem;
}

.icon-option {
    text-align: center;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 0.6rem;
    cursor: pointer;
    transition: background 0.2s, border 0.2s, transform 0.1s;
    font-size: 28px;
    color: #3f51b5;
    background: #fff;
}

.icon-option:hover {
    background: #eef2ff;
    transform: scale(1.05);
}

.icon-option.selected {
    border-color: #3f51b5;
    background: #e8eaf6;
    box-shadow: 0 0 0 3px rgba(63,81,181,0.15);
}

.add-item-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-field label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 14px;
}

.form-field input,
.form-field textarea,
.form-field select {
    padding: var(--spacing-md);
    border: 1px solid var(--text-disabled);
    border-radius: var(--border-radius-sm);
    font-size: 16px;
    color: var(--text-primary);
    background-color: var(--surface-color);
    transition: border-color var(--transition-fast);
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-field textarea {
    resize: vertical;
    min-height: 80px;
}

/* Sélecteur de couleur */
.color-picker {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.color-picker input[type="color"] {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    cursor: pointer;
}

.color-preview {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid var(--text-disabled);
}

/* Boutons */
.btn-primary,
.btn-secondary,
.btn-danger {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    justify-content: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-on-primary);
    box-shadow: var(--shadow-1);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    box-shadow: var(--shadow-2);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-light);
}

.btn-danger {
    background-color: var(--error-color);
    color: var(--text-on-primary);
}

.btn-danger:hover {
    background-color: #D32F2F;
}

/* FAB (Floating Action Button) */
.fab {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: var(--accent-color);
    color: var(--text-on-primary);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-3);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    z-index: 50;
}

.fab:hover {
    background-color: var(--accent-dark);
    box-shadow: var(--shadow-4);
    transform: scale(1.05);
}

.fab .material-icons {
    font-size: 24px;
}

.fab-small {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: var(--text-on-primary);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.fab-small:hover {
    background-color: var(--primary-dark);
    box-shadow: var(--shadow-2);
}

/* Modales */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background-color: var(--surface-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-5);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.modal-header h3 {
    font-size: 20px;
    font-weight: 500;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background-color: rgba(0, 0, 0, 0.04);
    color: var(--text-primary);
}

.modal-content {
    padding: var(--spacing-lg);
    max-height: 60vh;
    overflow-y: auto;
}

.modal-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
    padding: var(--spacing-lg);
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

/* Toast variants */
.toast.success { background-color: var(--success-color); color: var(--text-on-primary); }
.toast.error { background-color: var(--error-color); color: var(--text-on-primary); }
.toast.warning { background-color: var(--warning-color); color: var(--text-on-primary); }
.toast.info { background-color: var(--primary-dark); color: var(--text-on-primary); }

.toast.show {
    transform: translateX(-50%) translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    
    .nav-btn span:not(.material-icons) {
        display: none;
    }
    
    
    .manage-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    
    .fab {
        bottom: var(--spacing-md);
        right: var(--spacing-md);
    }
    
    .modal {
        width: 95%;
        margin: var(--spacing-sm);
    }
    
    .modal-content {
        max-height: 50vh;
    }
    
    .filter-chips {
        justify-content: center;
    }
    
    .category-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
}

@media (max-width: 480px) {
    
    
    
    .manage-section {
        padding: var(--spacing-md);
    }
    
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .modal-actions {
        flex-direction: column-reverse;
    }
    
    .modal-actions .btn-primary,
    .modal-actions .btn-secondary,
    .modal-actions .btn-danger {
        width: 100%;
    }
}

/* Animations d'entrée pour les éléments dynamiques */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.item-card,
.category-item {
    animation: slideInUp var(--transition-normal);
}

/* États de chargement */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--primary-color);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Accessibilité */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus visible pour l'accessibilité */
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Amélioration du contraste pour l'accessibilité */
@media (prefers-contrast: high) {
    :root {
        --text-secondary: #424242;
        --text-disabled: #616161;
        --shadow-1: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.4);
        --shadow-2: 0 3px 6px rgba(0,0,0,0.3), 0 3px 6px rgba(0,0,0,0.4);
    }
}

/* Restored pre-Tailwind styles (rollback) */

/* Header + Navigation */
.app-header {
    background-color: var(--primary-color);
    color: var(--text-on-primary);
    box-shadow: var(--shadow-2);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    min-height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.header-title .material-icons {
    font-size: 28px;
}

.header-nav {
    display: flex;
    gap: var(--spacing-sm);
}

.nav-btn {
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-on-primary);
    cursor: pointer;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.nav-btn .material-icons {
    font-size: 20px;
}

.nav-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-btn.active {
    background-color: rgba(255, 255, 255, 0.2);
}

/* Import / export */
/* Styles pour la modale d'import */
.import-preview {
    background: #f5f5f5;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.import-preview-content {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.import-stat {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    background: white;
    border-radius: 6px;
    min-width: 120px;
}

.import-stat .material-symbols-outlined {
    font-size: 24px;
    color: #3F51B5;
}

.import-stat div {
    display: flex;
    flex-direction: column;
}

.import-stat strong {
    font-size: 24px;
    font-weight: 700;
}

.import-stat span {
    font-size: 12px;
    color: #666;
}

.import-date {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #666;
    font-size: 14px;
}

.import-options {
    margin-top: 20px;
}

.import-options h4 {
    margin-bottom: 12px;
    font-weight: 600;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.radio-option {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
}

.radio-option:hover {
    border-color: #3F51B5;
    background: #f8f9ff;
}

.radio-option input[type="radio"]:checked + .radio-label {
    color: #3F51B5;
}

.radio-option input[type="radio"]:checked ~ .radio-label {
    border-color: #3F51B5;
    background: #f8f9ff;
}

.radio-label {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.radio-label strong {
    font-weight: 600;
}

.radio-label small {
    font-size: 12px;
    color: #666;
}

/* Ajout pour l'export en cours */
.btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Main content */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl);
    min-height: calc(100vh - 64px);
}

/* Search field */
.search-field {
    position: relative;
    display: flex;
    align-items: center;
    background-color: var(--surface-color);
    border-radius: 9999px;
    box-shadow: var(--shadow-1);
    padding: 8px 12px;
    margin-bottom: var(--spacing-md);
    transition: box-shadow var(--transition-fast);
}

.search-field:focus-within {
    box-shadow: var(--shadow-2);
}

.search-field .material-icons {
    color: var(--text-secondary);
    margin-right: var(--spacing-sm);
}

.search-field input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font-size: 16px;
    color: var(--text-primary);
}

.search-field input::placeholder {
    color: var(--text-secondary);
}

/* Filter chips */
.filter-chips {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 8px 16px;
    background-color: var(--surface-color);
    border: 1px solid var(--text-disabled);
    border-radius: 9999px;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}

.chip:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
}

.chip.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-on-primary);
}

/* Items grid */
.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

/* Toast base */
.toast {
    position: fixed;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    color: var(--text-on-primary);
    background-color: var(--primary-dark);
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-3);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    max-width: 400px;
    z-index: 1100;
    transition: transform var(--transition-normal);
}

.toast-message {
    flex: 1;
    font-size: 14px;
}

.toast-close {
    background: transparent;
    border: none;
    color: var(--text-on-primary);
    padding: var(--spacing-xs);
    border-radius: 50%;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.toast-close:hover {
    background-color: rgba(255, 255, 255, 0.1);
}