.before-after-video {
  position: relative;
  width: 1152px;
  height: 648px;
  margin: 10px auto;
  overflow: hidden;
  border-radius: 8px;
  background: black;
}

/* 所有视频层 */
.video-layer {
  position: absolute;
  top: 0; left: 0;
  width: 1152px;
  height: 648px;
  object-fit: cover;
  pointer-events: none;
}

/* 去烟视频，底层 */
.after-video {
  z-index: 1;
}

/* 含烟视频，中间层 */
.before-video {
  z-index: 2;
  clip-path: inset(0 100% 0 0); /* 初始遮罩，完全不显示 */
}

/* 遮罩层，用于控制含烟视频显示区域 */
.mask-layer {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 100%;
  z-index: 3;
  pointer-events: none;
  background: transparent;
}

/* 滑块 */
.slider-handle {
  position: absolute;
  top: 0;
  left: 50%; /* 初始位置 */
  transform: translateX(-50%);
  width: 4px;
  height: 100%;
  background: white;
  cursor: ew-resize;
  z-index: 4;
  pointer-events: auto;
}


.visitor-counter {
  margin: 2rem 0 1.5rem 0;
  text-align: center;
}

.visitor-counter img {
  height: 60px; /* 或使用 transform 缩放 */
  border: 2px solid #ccc;
  border-radius: 8px;
  padding: 4px;
  background-color: #f9f9f9;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  /* transform: scale(1.3);  // 可选放大方式 */
}

.visitor-counter .visitor-label {
  margin-top: 0.5rem;
  font-weight: bold;
  font-size: 1.1rem;
  color: #222;
  letter-spacing: 0.5px;
}