.neon-slider-container {
    position: relative;
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
    box-shadow: 0 0 30px rgba(138, 43, 226, 0.2);
}

.slider-track {
    position: relative;
    width: 100%;
    height: 100%;
}

    .slider-track img {
        position: absolute;
        width: 100%;
        height: 100%;
        object-fit: cover;
        pointer-events: none;
        user-select: none;
        -webkit-user-drag: none;
    }

.after-layer {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.before-layer {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 2;
    overflow: hidden;
}

.before-layer-inner {
    position: absolute;
    width: 100%;
    height: 100%;
}

.lightning-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 5;
    pointer-events: none;
}

/* =========================================
   GENERIC RESPONSIVE HANDLER INTERFACE
========================================= */
.slider-handle-element {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(10, 15, 35, 0.85);
    border: 2px solid #ffffff;
    box-shadow: 0 0 15px #00e5ff, 0 0 30px #b000ff, inset 0 0 10px rgba(0, 229, 255, 0.5);
    z-index: 10;
    cursor: ew-resize;
    display: flex;
    justify-content: center;
    align-items: center;
    user-select: none;
    transition: transform 0.1s ease, box-shadow 0.1s ease;
    will-change: left;
}

    .slider-handle-element:hover, .slider-handle-element:active {
        transform: translate(-50%, -50%) scale(1.08);
        box-shadow: 0 0 20px #00e5ff, 0 0 40px #b000ff, inset 0 0 15px rgba(0, 229, 255, 0.8);
    }

    .slider-handle-element i {
        font-size: 24px;
        line-height: 1;
        color: #ffffff;
        pointer-events: none;
        filter: drop-shadow(0 0 6px rgba(0, 229, 255, 0.8)) drop-shadow(0 0 12px rgba(176, 0, 255, 0.6));
        transform: rotate(15deg);
    }