/**
 * ButtonBase 组件样式 - 对应 MUI ButtonBaseRoot
 * 提供按钮的基础样式重置
 */

.MuiButtonBase-root {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-sizing: border-box;
  background-color: transparent;
  border-width: 0;
  margin: 0;
  border-radius: 0;
  padding: 0;
  color: inherit;
}

/* 禁用状态 */
.MuiButtonBase-root.Mui-disabled {
  opacity: 0.5;
}

/* 焦点可见状态 */
.MuiButtonBase-root.Mui-focusVisible {
  outline: 2px solid #667eea;
  outline-offset: 2px;
}