/**
 * COMPOSANT UPLOAD - KOLDKAZE
 * Extrait et consolidé depuis : wcfm-components.css + wcfm-upload-standard.css
 * Dépendances : variables.css, core.css
 * Version : 1.0.0
 * Date : 2024-01-15
 */

/* ===== ZONES D'UPLOAD DE BASE ===== */

.upload-zone {
    position: relative;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    min-height: auto;
    padding: 4px 8px;
    border: 2px dashed #ccc;
    border-radius: var(--koldkaze-border-radius);
    background-color: #fafafa;
    text-align: left;
    cursor: pointer;
    transition: all var(--koldkaze-transition-fast);
    gap: 8px;
    white-space: nowrap;
}

.upload-zone:hover {
    border-color: var(--koldkaze-primary);
    background-color: var(--koldkaze-primary-light);
    transform: translateY(-2px);
}

.upload-zone.dragover {
    border-color: var(--koldkaze-success);
    background-color: var(--koldkaze-success-light);
}

.upload-zone.uploading {
    pointer-events: none;
    opacity: 0.7;
}

.upload-zone.error {
    border-color: var(--koldkaze-danger);
    background-color: var(--koldkaze-danger-light);
}

/* ===== CONTENU DE LA ZONE D'UPLOAD ===== */

.upload-icon {
    font-size: 14px;
    color: #666;
    margin: 0;
    flex-shrink: 0;
    line-height: 1;
}

.upload-zone:hover .upload-icon {
    color: var(--koldkaze-primary);
}

.upload-zone.dragover .upload-icon {
    color: var(--koldkaze-success);
}

.upload-text {
    font-size: 11px;
    color: #666;
    margin: 0;
    line-height: 1.2;
    font-weight: normal;
}

.upload-subtext {
    font-size: var(--koldkaze-font-size-sm);
    color: var(--koldkaze-gray-600);
    margin-bottom: var(--koldkaze-spacing-md);
}

.upload-input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

/* ===== BOUTONS D'UPLOAD ===== */

.upload-button {
    display: inline-flex;
    align-items: center;
    gap: var(--koldkaze-spacing-xs);
    padding: var(--koldkaze-spacing-sm) var(--koldkaze-spacing-lg);
    background-color: var(--koldkaze-primary);
    color: var(--koldkaze-white);
    border: none;
    border-radius: var(--koldkaze-border-radius);
    font-size: var(--koldkaze-font-size-sm);
    font-weight: var(--koldkaze-font-weight-medium);
    cursor: pointer;
    transition: all var(--koldkaze-transition-fast);
}

.upload-button:hover {
    background-color: var(--koldkaze-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--koldkaze-shadow-md);
}

.upload-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ===== LISTE DES FICHIERS ===== */

.upload-files-list {
    margin-top: var(--koldkaze-spacing-lg);
    border: var(--koldkaze-border-width) solid var(--koldkaze-border-color);
    border-radius: var(--koldkaze-border-radius);
    background-color: var(--koldkaze-white);
}

.upload-file-item {
    display: flex;
    align-items: center;
    padding: var(--koldkaze-spacing-md);
    border-bottom: var(--koldkaze-border-width) solid var(--koldkaze-border-color);
    border-radius: var(--koldkaze-border-radius);
    margin-bottom: var(--koldkaze-spacing-sm);
    border: 1px solid var(--koldkaze-border-color);
}

.upload-file-item:last-child {
    margin-bottom: 0;
}

.upload-file-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--koldkaze-gray-100);
    border-radius: var(--koldkaze-border-radius-sm);
    margin-right: var(--koldkaze-spacing-md);
    font-size: var(--koldkaze-font-size-lg);
    color: var(--koldkaze-gray-600);
}

.upload-file-info {
    flex: 1;
    min-width: 0;
}

.upload-file-name {
    font-size: var(--koldkaze-font-size-sm);
    font-weight: var(--koldkaze-font-weight-medium);
    color: var(--koldkaze-dark);
    margin-bottom: var(--koldkaze-spacing-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.upload-file-meta {
    font-size: var(--koldkaze-font-size-xs);
    color: var(--koldkaze-gray-600);
}

.upload-file-actions {
    display: flex;
    gap: var(--koldkaze-spacing-xs);
}

.upload-file-remove {
    background: none;
    border: none;
    color: var(--koldkaze-danger);
    cursor: pointer;
    padding: var(--koldkaze-spacing-xs);
    border-radius: var(--koldkaze-border-radius-sm);
    transition: background-color var(--koldkaze-transition-fast);
    font-size: 18px;
    font-weight: bold;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.upload-file-remove:hover {
    background-color: var(--koldkaze-danger-light);
    color: var(--koldkaze-danger-dark);
}

.upload-file-remove:before {
    content: "✕";
    font-family: Arial, sans-serif;
}

/* ===== BOUTON VENDOR REMOVE FILE ===== */

.vendor-remove-file {
    background: transparent !important;
    border: none !important;
    color: #dc3545 !important;
    cursor: pointer;
    padding: 4px 8px !important;
    border-radius: var(--koldkaze-border-radius-sm);
    transition: all var(--koldkaze-transition-fast);
    font-size: 16px !important;
    font-weight: bold !important;
    width: auto !important;
    height: auto !important;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    min-width: 20px;
    min-height: 20px;
}

.vendor-remove-file:hover {
    background: rgba(220, 53, 69, 0.1) !important;
    color: #b02a37 !important;
    transform: scale(1.1);
}

.vendor-remove-file:active {
    transform: scale(0.95);
}

/* ===== BARRE DE PROGRESSION ===== */

.upload-progress {
    width: 100%;
    height: 4px;
    background-color: var(--koldkaze-gray-200);
    border-radius: 2px;
    overflow: hidden;
    margin-top: var(--koldkaze-spacing-xs);
}

.upload-progress-bar {
    height: 100%;
    background-color: var(--koldkaze-success);
    border-radius: 2px;
    transition: width var(--koldkaze-transition-base);
    width: 0%;
}

.upload-progress-bar.error {
    background-color: var(--koldkaze-danger);
}

/* ===== ÉTATS D'UPLOAD ===== */

.upload-file-item.uploading {
    opacity: 0.7;
}

/* ===== STYLE ATTACHMENT INFO POUR FICHIERS UPLOADÉS ===== */
.attachment-info {
    padding: var(--koldkaze-spacing-sm) var(--koldkaze-spacing-md);
    background: var(--koldkaze-success-light);
    border: var(--koldkaze-border-width) solid var(--koldkaze-success);
    border-radius: var(--koldkaze-border-radius);
    margin-top: var(--koldkaze-spacing-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.attachment-info .upload-file-icon {
    background-color: var(--koldkaze-success-light);
    color: var(--koldkaze-success);
}

.attachment-info .upload-file-name,
.attachment-info .upload-file-meta {
    color: var(--koldkaze-success);
}

.upload-file-item.error .upload-file-icon {
    background-color: var(--koldkaze-danger-light);
    color: var(--koldkaze-danger);
}

/* ===== TYPES DE FICHIERS ===== */

.upload-file-icon.image {
    background-color: #e3f2fd;
    color: #1976d2;
}

.upload-file-icon.document {
    background-color: #f3e5f5;
    color: #7b1fa2;
}

.upload-file-icon.archive {
    background-color: #fff3e0;
    color: #f57c00;
}

.upload-file-icon.video {
    background-color: #e8f5e8;
    color: #388e3c;
}

.upload-file-icon.audio {
    background-color: #fce4ec;
    color: #c2185b;
}

/* ===== GALERIE D'IMAGES ===== */

.upload-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--koldkaze-spacing-md);
    margin-top: var(--koldkaze-spacing-lg);
}

.upload-gallery-item {
    position: relative;
    aspect-ratio: 1;
    border-radius: var(--koldkaze-border-radius);
    overflow: hidden;
    background-color: var(--koldkaze-gray-100);
    border: var(--koldkaze-border-width) solid var(--koldkaze-border-color);
}

.upload-gallery-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.upload-gallery-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    color: var(--koldkaze-gray-500);
    font-size: var(--koldkaze-font-size-xl);
}

.upload-gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--koldkaze-transition-fast);
}

.upload-gallery-item:hover .upload-gallery-overlay {
    opacity: 1;
}

.upload-gallery-actions {
    display: flex;
    gap: var(--koldkaze-spacing-xs);
}

.upload-gallery-action {
    background: none;
    border: none;
    color: var(--koldkaze-white);
    cursor: pointer;
    padding: var(--koldkaze-spacing-xs);
    border-radius: var(--koldkaze-border-radius-sm);
    transition: background-color var(--koldkaze-transition-fast);
}

.upload-gallery-action:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

/* ===== UPLOAD MULTIPLE ===== */

.upload-multiple {
    border: var(--koldkaze-border-width) solid var(--koldkaze-border-color);
    border-radius: var(--koldkaze-border-radius);
    padding: var(--koldkaze-spacing-lg);
}

.upload-multiple-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--koldkaze-spacing-md);
    padding-bottom: var(--koldkaze-spacing-sm);
    border-bottom: var(--koldkaze-border-width) solid var(--koldkaze-border-color);
}

.upload-multiple-title {
    font-size: var(--koldkaze-font-size-base);
    font-weight: var(--koldkaze-font-weight-medium);
    color: var(--koldkaze-dark);
    margin: 0;
}

.upload-multiple-counter {
    font-size: var(--koldkaze-font-size-sm);
    color: var(--koldkaze-gray-600);
}

/* ===== RESTRICTIONS ===== */

.upload-restrictions {
    margin-top: var(--koldkaze-spacing-md);
    padding: var(--koldkaze-spacing-sm) var(--koldkaze-spacing-md);
    background-color: var(--koldkaze-info-light);
    border-left: 4px solid var(--koldkaze-info);
    border-radius: var(--koldkaze-border-radius-sm);
}

.upload-restrictions-title {
    font-size: var(--koldkaze-font-size-sm);
    font-weight: var(--koldkaze-font-weight-medium);
    color: var(--koldkaze-info);
    margin-bottom: var(--koldkaze-spacing-xs);
}

.upload-restrictions-list {
    font-size: var(--koldkaze-font-size-xs);
    color: #0c5460;
    margin: 0;
    padding-left: var(--koldkaze-spacing-md);
}

/* ===== MESSAGES D'ERREUR ===== */

.upload-error {
    margin-top: var(--koldkaze-spacing-md);
    padding: var(--koldkaze-spacing-sm) var(--koldkaze-spacing-md);
    background-color: var(--koldkaze-danger-light);
    border-left: 4px solid var(--koldkaze-danger);
    border-radius: var(--koldkaze-border-radius-sm);
    color: #721c24;
    font-size: var(--koldkaze-font-size-sm);
}

/* ===== RESPONSIVE ===== */

@media (max-width: 767px) {
    .upload-subtext {
        font-size: var(--koldkaze-font-size-xs);
    }
    
    .upload-file-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--koldkaze-spacing-sm);
    }
    
    .upload-file-icon {
        margin-right: 0;
        margin-bottom: var(--koldkaze-spacing-xs);
    }
    
    .upload-file-actions {
        width: 100%;
        justify-content: flex-end;
    }
    
    .upload-gallery {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: var(--koldkaze-spacing-sm);
    }
    
    .upload-multiple {
        padding: var(--koldkaze-spacing-md);
    }
    
    .upload-multiple-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--koldkaze-spacing-xs);
    }
}

/* ===== ACCESSIBILITÉ ===== */

/* Focus visible pour les zones d'upload */
.upload-zone:focus-within {
    outline: 2px solid var(--koldkaze-primary);
    outline-offset: 2px;
}

/* Amélioration du contraste */
@media (prefers-contrast: high) {
    .upload-zone {
        border-width: 3px;
    }
    
    .upload-file-item {
        border-width: 2px;
    }
}

/* Réduction des animations */
@media (prefers-reduced-motion: reduce) {
    .upload-zone,
    .upload-button,
    .upload-progress-bar,
    .upload-gallery-overlay {
        transition: none;
    }
    
    .upload-zone:hover {
        transform: none;
    }
    
    .upload-button:hover {
        transform: none;
    }
}

/* ===== STYLES SPÉCIFIQUES VENDOR MESSAGING ===== */

/* Section d'upload dans interface vendeur */
.upload-section {
    margin: var(--koldkaze-spacing-lg) 0;
    width: 100%;
    text-align: center;
}

/* ===== STYLES COMPACTS POUR CONTEXTES VENDOR ===== */

/* Override pour zones d'upload - Priorité maximale pour toutes instances */
body .vendor-messaging-box .upload-zone,
body .vendor-message-form-container .upload-zone,
.upload-zone {
    padding: 20px 6px !important;
    min-height: unset !important;
    height: auto !important;
    font-size: 11px !important;
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    margin-bottom: 8px !important;
    border: 2px dashed #ccc !important;
    background-color: #fafafa !important;
}

/* Effet hover avec spécificité maximale */
body .vendor-messaging-box .upload-zone:hover,
body .vendor-message-form-container .upload-zone:hover,
.upload-zone:hover {
    border-color: var(--koldkaze-primary) !important;
    background-color: var(--koldkaze-primary-light) !important;
}

/* Icône compacte - Override global */
.upload-zone .upload-icon {
    font-size: 14px !important;
    margin: 0 !important;
    padding: 0 !important;
    line-height: 1 !important;
    flex-shrink: 0 !important;
    width: auto !important;
    height: auto !important;
    color: #666 !important;
}

/* Texte compact - Override global */
.upload-zone .upload-text {
    font-size: 11px !important;
    color: #666 !important;
    margin: 0 !important;
    padding: 0 !important;
    line-height: 1.2 !important;
    font-weight: normal !important;
}

/* Support des lecteurs d'écran - Styles déplacés vers un autre fichier si nécessaire */