/* 🔴 Custom Red Slider */
    .styled-range {
        width: 100%;
        height: 8px;
        border-radius: 10px;
        appearance: none;
        background: linear-gradient(to right, #dc3545 0%, #f0f0f0 0%);
        outline: none;
        border: 2px solid #dc3545;
        transition: background 0.3s ease;
    }

    /* WebKit Browsers (Chrome, Safari, Edge) */
    .styled-range::-webkit-slider-thumb {
        appearance: none;
        width: 18px;
        height: 18px;
        border-radius: 50%;
        background: #dc3545; /* solid red thumb */
        border: 3px solid white;
        box-shadow: 0 0 0 2px #dc3545; /* red ring border */
        cursor: pointer;
        transition: transform 0.2s ease;
    }

    .styled-range::-webkit-slider-thumb:hover {
        transform: scale(1.1);
    }

    /* Firefox Support */
    .styled-range::-moz-range-thumb {
        width: 18px;
        height: 18px;
        border-radius: 50%;
        background: #dc3545;
        border: 3px solid white;
        box-shadow: 0 0 0 2px #dc3545;
        cursor: pointer;
    }

    .styled-range::-moz-range-track {
        background: linear-gradient(to right, #dc3545 0%, #f0f0f0 0%);
        height: 8px;
        border-radius: 10px;
    }