.review-by-library{padding:20px}.upload-container{display:flex;gap:40px;margin:40px 0;position:relative}.app-container{min-height:100vh}.step-container{display:flex;justify-content:space-between;margin:40px 0;padding:0 20px}.step-item{flex:1;text-align:center;position:relative}.step-item:not(:last-child):after{content:"→";position:absolute;right:-50px;top:50%;transform:translateY(-50%);font-size:24px;color:#1890ff}.step-icon{width:80px;height:80px;border-radius:50%;background:#e6f7ff;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:32px;color:#1890ff}.step-title{font-size:16px;font-weight:700;margin-bottom:8px}.step-desc{font-size:14px;color:#666}.upload-container{display:flex;gap:40px;margin:40px 0}.upload-box{flex:1;border:2px dashed #d9d9d9;border-radius:8px;padding:40px;text-align:center;background:#fafafa;transition:all .3s}.upload-box:hover{border-color:#1890ff;background:#f0f8ff}.upload-icon{font-size:64px;color:#1890ff;margin-bottom:16px}.upload-title{font-size:18px;font-weight:700;margin-bottom:8px}.upload-desc{color:#666;margin-bottom:16px}.controls-section{margin-top:40px;padding-top:24px;border-top:1px solid #e8e8e8}.vs-divider{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);background:#fff;padding:0 20px;font-size:24px;font-weight:700;color:#1890ff;z-index:1}.upload-wrapper{position:relative}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh}