.wuchai-qr-generator-wrapper {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #e5e5e5;
}

.wuchai-qr-container {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.wuchai-qr-config {
    flex: 1;
    min-width: 300px;
    background: #fff;
    padding: 20px;
    border: 1px solid #ccd0d4;
    box-shadow: 0 1px 1px rgba(0,0,0,.04);
}

.wuchai-qr-preview {
    flex: 1;
    min-width: 300px;
    background: #fff;
    padding: 20px;
    border: 1px solid #ccd0d4;
    text-align: center;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.form-row {
    display: flex;
    gap: 15px;
}

.form-row .form-group {
    flex: 1;
}

input[type="text"], input[type="number"], textarea, select {
    width: 100%;
    padding: 5px;
    border: 1px solid #ddd;
}

#sq_qrcode_container canvas {
    max-width: 100%;
    height: auto;
    border: 1px solid #eee;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.preview-actions {
    margin-top: 20px;
}

.button {
    cursor: pointer;
    padding: 8px 15px;
    border: none;
    border-radius: 3px;
    font-size: 14px;
}

.button-primary {
    background: #0073aa;
    color: #fff;
}

.button-secondary {
    background: #f3f3f3;
    border: 1px solid #ccc;
}

.button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}