.upload-container {
    max-width: 600px;
    margin: 50px auto;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0,0,0,0.1);
}

.file-upload-wrapper {
    position: relative;
    overflow: hidden;
    display: inline-block;
    width: 100%;
}

.file-upload-input {
    position: absolute;
    left: -9999px;
}

.file-upload-label {
    display: block;
    padding: 12px 20px;
    background: #f8f9fa;
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.file-upload-label:hover {
    background: #e9ecef;
    border-color: #6c757d;
}

.file-upload-label.has-file {
    background: #d1ecf1;
    border-color: #0dcaf0;
    border-style: solid;
}

.selected-file {
    margin-top: 10px;
    font-size: 14px;
    color: #0dcaf0;
}