.slider-captcha {
    --progress: 0;
    --value: 0%;
    --thumb-width: 50px;
    --track-height: 48px;
    --track-padding: 3px;
    position: relative;
    height: var(--track-height);
    border: 1.5px solid #dbe3ef;
    border-radius: 12px;
    background: linear-gradient(180deg, #f1f5f9 0%, #f8fafc 100%);
    box-shadow: inset 0 1px 3px rgba(15, 23, 42, 0.05);
    overflow: hidden;
    user-select: none;
    -webkit-user-select: none;
    transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.slider-captcha:hover:not(.is-verified) {
    border-color: #b8c7dc;
}

.slider-captcha.is-dragging:not(.is-verified) {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.12), inset 0 1px 3px rgba(15, 23, 42, 0.04);
}

.slider-captcha__fill {
    position: absolute;
    top: var(--track-padding);
    bottom: var(--track-padding);
    left: var(--track-padding);
    width: calc((100% - (var(--track-padding) * 2) - var(--thumb-width)) * var(--progress) + (var(--thumb-width) * 0.5));
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.18) 0%, rgba(13, 110, 253, 0.28) 100%);
    border-radius: 9px 0 0 9px;
    pointer-events: none;
    opacity: calc(var(--progress) * 10 + 0.001);
    max-width: calc(100% - (var(--track-padding) * 2));
    transition: width 0.28s cubic-bezier(0.22, 1, 0.36, 1), background 0.25s ease, opacity 0.2s ease;
}

.slider-captcha.is-dragging .slider-captcha__fill {
    transition: none;
}

.slider-captcha__text {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-left: 28px;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.3px;
    color: #64748b;
    pointer-events: none;
    user-select: none;
    z-index: 1;
    background: linear-gradient(
        110deg,
        #64748b 35%,
        #94a3b8 50%,
        #64748b 65%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: sliderTextShimmer 3s infinite linear;
    transition: padding 0.25s ease, color 0.25s ease;
}

@keyframes sliderTextShimmer {
    0% {
        background-position: 100% 0;
    }
    100% {
        background-position: -100% 0;
    }
}

.slider-captcha__thumb {
    position: absolute;
    top: var(--track-padding);
    bottom: var(--track-padding);
    left: calc(var(--track-padding) + (100% - (var(--track-padding) * 2) - var(--thumb-width)) * var(--progress));
    width: var(--thumb-width);
    border-radius: 9px;
    background: linear-gradient(135deg, #2563eb 0%, #0d6efd 55%, #3b82f6 100%);
    box-shadow: 0 3px 10px rgba(13, 110, 253, 0.32), inset 0 1px 0 rgba(255, 255, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    pointer-events: none;
    z-index: 2;
    transition: left 0.28s cubic-bezier(0.22, 1, 0.36, 1), background 0.25s ease, box-shadow 0.25s ease, transform 0.15s ease;
}

.slider-captcha.is-dragging .slider-captcha__thumb {
    transition: background 0.25s ease, box-shadow 0.25s ease;
    box-shadow: 0 5px 14px rgba(13, 110, 253, 0.42), inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.slider-captcha__thumb svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    transition: transform 0.25s ease;
}

.slider-captcha:hover:not(.is-verified) .slider-captcha__thumb svg.slider-captcha__icon-arrow {
    transform: translateX(1.5px);
}

.slider-captcha__icon-check {
    display: none;
}

/* Override any parent .form-group input rules completely */
.slider-captcha input[type="range"],
.form-group .slider-captcha input[type="range"] {
    position: absolute !important;
    inset: 0 !important;
    width: 100% !important;
    height: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    outline: none !important;
    appearance: none !important;
    -webkit-appearance: none !important;
    background: transparent !important;
    cursor: grab;
    z-index: 3;
    opacity: 0;
}

.slider-captcha input[type="range"]:active {
    cursor: grabbing;
}

.slider-captcha input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    -webkit-appearance: none;
    width: var(--thumb-width);
    height: var(--track-height);
    background: transparent;
    border: 0;
    cursor: grab;
}

.slider-captcha input[type="range"]::-moz-range-thumb {
    width: var(--thumb-width);
    height: var(--track-height);
    background: transparent;
    border: 0;
    cursor: grab;
}

.slider-captcha input[type="range"]:disabled {
    cursor: default;
}

/* Verified State */
.slider-captcha.is-verified {
    border-color: #22c55e;
    background: #f0fdf4;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

.slider-captcha.is-verified .slider-captcha__fill {
    width: calc(100% - (var(--track-padding) * 2));
    border-radius: 9px;
    background: linear-gradient(90deg, rgba(34, 197, 94, 0.14) 0%, rgba(22, 163, 74, 0.22) 100%);
    opacity: 1;
}

.slider-captcha.is-verified .slider-captcha__text {
    padding-left: 0;
    padding-right: 28px;
    color: #15803d;
    font-weight: 600;
    background: none;
    -webkit-text-fill-color: #15803d;
    animation: none;
}

.slider-captcha.is-verified .slider-captcha__thumb {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    box-shadow: 0 3px 10px rgba(22, 163, 74, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.slider-captcha.is-verified .slider-captcha__icon-arrow {
    display: none;
}

.slider-captcha.is-verified .slider-captcha__icon-check {
    display: block;
}