/* ================================================================
   COMPARISON — Antes/después y comparativas (Meta vs Google)
   ================================================================ */

/* Comparador interactivo "arrastra para revelar" (antes/después) */
.compare-slider {
    margin-top: var(--space-2xl);
    padding: 14px;
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: 18px;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.compare-slider:hover {
    border-color: rgba(255, 0, 0, 0.4);
    box-shadow: 0 0 25px rgba(255, 0, 0, 0.15);
}

.compare-slider__frame {
    position: relative;
    aspect-ratio: 16 / 9;
    border-radius: 14px;
    overflow: hidden;
    background-color: var(--color-bg);
    user-select: none;
    touch-action: none;
}

.compare-slider__frame img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.compare-slider__after {
    clip-path: inset(0 50% 0 0);
}

.compare-slider__handle {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    height: 100%;
    width: 2px;
    background-color: rgba(255, 0, 0, 0.75);
    box-shadow: 0 0 20px rgba(255, 0, 0, 0.35);
    pointer-events: none;
}

.compare-slider__knob {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 46px;
    height: 46px;
    display: grid;
    place-items: center;
    background-color: var(--color-bg-alt);
    border: 1px solid rgba(255, 0, 0, 0.35);
    border-radius: var(--radius-md);
    font-weight: 800;
    cursor: ew-resize;
    z-index: 2;
}

.compare-slider__hit {
    position: absolute;
    inset: 0;
    cursor: ew-resize;
    z-index: 1;
}

.compare-slider__range {
    width: 100%;
    margin-top: var(--space-md);
    appearance: none;
    height: 6px;
    border-radius: var(--radius-full);
    background-color: var(--color-border);
    outline: none;
}

.compare-slider__range::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: var(--radius-full);
    background-color: var(--color-primary);
    border: 2px solid var(--color-bg-alt);
    cursor: pointer;
}

.compare-slider__range::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: var(--radius-full);
    background-color: var(--color-primary);
    border: 2px solid var(--color-bg-alt);
    cursor: pointer;
}

.compare-slider__labels {
    display: flex;
    justify-content: space-between;
    gap: var(--space-md);
    margin-top: var(--space-md);
    font-size: var(--text-sm);
}

.compare-slider__label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.compare-slider__dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background-color: rgba(255, 0, 0, 0.55);
}

/* Comparativa de dos columnas (Meta vs Google) */
.vs-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-top: var(--space-2xl);
}

@media (min-width: 768px) {
    .vs-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.vs-card {
    padding: var(--space-xl);
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.vs-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.vs-card__title {
    font-size: var(--text-xl);
}

.vs-card__badge {
    font-size: var(--text-xs);
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
}

.vs-card-foot {
    margin-top: var(--space-lg);
    padding: var(--space-lg);
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    line-height: 1.8;
}