.size-control {
    display: flex;
    align-items: center;
    gap: 10px;
}
.size-control input[type="range"] {
    flex: 1;
}
.size-input {
    width: 80px !important;
    text-align: center;
}
.size-unit {
    color: #666;
    margin-left: 5px;
}
.qr-container {
    text-align: center;
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    margin-bottom: 15px;
    border: 1px solid #eee;
}
.qr-container img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}
.qr-actions, .decode-actions {
    display: flex;
    gap: 10px;
}
.btn-outline {
    padding: 8px 16px;
    border: 1px solid #ddd;
    background: #fff;
    border-radius: 4px;
}
.btn-outline:hover {
    background: #f8f9fa;
}
.upload-area {
    text-align: center;
    padding: 40px 20px;
    border: 2px dashed #ddd;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    margin-bottom: 15px;
}
.upload-area:hover, .upload-area.dragover {
    border-color: #007bff;
    background: #f8f9fa;
}
.upload-icon {
    font-size: 48px;
    color: #999;
    margin-bottom: 15px;
}
.upload-hint {
    font-size: 12px;
    color: #999;
    margin-top: 5px;
}
.decode-type {
    font-size: 14px;
    color: #666;
    margin-bottom: 10px;
}
.decode-data {
    background: #1a1a1a;
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 15px;
    max-height: 200px;
    overflow: auto;
}
.decode-data pre {
    margin: 0;
    color: #e0e0e0;
    font-size: 13px;
    word-break: break-all;
    white-space: pre-wrap;
}