.upload-box.dragover{border-color:#ff5e5e;background:#ffe5e5;transform:scale(1.02)}.file-item{display:flex;align-items:center;padding:12px 15px;background:#f9f9f9;border-radius:8px;margin-bottom:10px;box-shadow:0 2px 5px rgba(0,0,0,.05)}.file-icon{color:#ff8b8b;font-size:20px;margin-right:15px}.file-info{flex-grow:1}.file-name{font-weight:500;color:#232222;margin-bottom:5px}.file-size{font-size:12px;color:#888}.file-remove{color:#ff5e5e;cursor:pointer;padding:5px;font-size:18px}.file-progress{width:100%;height:6px;background:#e0e0e0;border-radius:3px;margin-top:8px;overflow:hidden;display:none}.file-progress-bar{height:100%;width:0%;background:linear-gradient(90deg,#ff8b8b,#ff5e5e);border-radius:3px;transition:width .3s ease}.file-status{font-size:12px;margin-top:5px;display:none}.status-converting{color:#ff8b8b}.status-completed{color:#0a7a31}.status-error{color:#c53030}