.slider-container{position:relative;width:100%;max-width:100%;overflow:hidden;user-select:none;touch-action:none;aspect-ratio:3/2}
    .slider-container img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;display:block}
    .slider-top{z-index:2;clip-path:polygon(0 0,50% 0,50% 100%,0 100%)}
    .slider-handle{position:absolute;top:0;left:50%;transform:translateX(-50%);width:4px;height:100%;background:#fff;box-shadow:0 0 6px rgba(0,0,0,0.5);z-index:3}