._widget_data b {
  position: relative;
  display: inline-block;
  z-index: 1;
  color: #202124;
}

._widget_data b::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  height: 70%; /* 글자 아래에만 자연스럽게 칠하기 */
  width: 0;
  background: rgba(255, 255, 102, 0.85); /* ← 실제 형광 노랑 */
  z-index: -1;
  transform: translateY(-50%);
  transition: width 3.0s ease;
  border-radius: 3px;
}

._widget_data b.visible::before {
  width: 100%;
}