/* File Upload Zone Styles */
.file-upload-zone {
    position: relative;
    width: 100%;
}

.file-upload-input {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    z-index: 2;
}

.file-upload-content {
    padding: 40px 20px;
    border: 2px dashed #ced4da;
    border-radius: 4px;
    text-align: center;
    background-color: #f9f9f9;
    min-height: 220px;
    position: relative;
    transition: all 0.3s ease;
}

.file-upload-zone:hover .file-upload-content {
    border-color: #54b848;
    background-color: #f0f8f0;
}

.file-upload-icon {
    margin-bottom: 15px;
}

.file-upload-text {
    font-size: 16px;
    margin-bottom: 15px;
    color: #002451;
}

.file-upload-info {
    margin-top: 10px;
}

.file-upload-error {
    margin-top: 15px;
    padding: 10px 15px;
    background-color: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: 4px;
    color: #856404;
    font-size: 12px;
    text-align: left;
}

.file-upload-selected {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #ddd;
    text-align: left;
}

.file-upload-selected-list {
    padding: 15px;
    background-color: #f9f9f9;
    border: 1px solid #ced4da;
    border-radius: 4px;
}

.file-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.file-chip {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    background-color: #e9ecef;
    border: 1px solid #ced4da;
    border-radius: 16px;
    font-size: 12px;
    color: #002451;
}

/* Responsive */
@media only screen and (max-width: 768px) {
    .file-upload-content {
        padding: 30px 15px;
        min-height: 180px;
    }
    
    .file-upload-text {
        font-size: 14px;
    }
}