/* ==========================================================================
   Slider Producto WooCommerce — Estilos
   ========================================================================== */

/* ---------- Variables ---------- */
:root {
    --sp-radius: 12px;
    --sp-shadow: 0 4px 24px rgba(0, 0, 0, .08);
    --sp-accent: #3b82f6;
    --sp-accent-hover: #2563eb;
    --sp-transition: .45s cubic-bezier(.4, 0, .2, 1);
    --sp-thumb-size: 72px;
    --sp-arrow-size: 44px;
    --sp-gap: 10px;
}

/* ---------- Wrapper ---------- */
.sp-slider-wrap {
    position: relative;
    max-width: 720px;
    margin: 0 auto 2rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}

/* ---------- Slider principal ---------- */
.sp-slider-main {
    position: relative;
    overflow: hidden;
    border-radius: var(--sp-radius);
    box-shadow: var(--sp-shadow);
    background: #f5f5f7;
}

.sp-slider-track {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
}

/* Slide */
.sp-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--sp-transition), visibility var(--sp-transition), transform var(--sp-transition);
    transform: scale(1.03);
    will-change: opacity, transform;
}

.sp-slide.sp-active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
    z-index: 1;
}

.sp-slide.sp-exiting {
    opacity: 0;
    visibility: visible;
    transform: scale(.97);
    z-index: 0;
}

/* Imagen */
.sp-image-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    cursor: pointer;
}

.sp-image-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .6s cubic-bezier(.25, .46, .45, .94);
    user-select: none;
    -webkit-user-drag: none;
}

/* Zoom hover */
.sp-zoom-enabled {
    cursor: zoom-in;
}

.sp-zoom-enabled:hover img {
    transform: scale(1.08);
}

/* ---------- Flechas ---------- */
.sp-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 5;
    width: var(--sp-arrow-size);
    height: var(--sp-arrow-size);
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, .85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: #1a1a1a;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 12px rgba(0, 0, 0, .10);
    transition: background .25s, transform .25s, box-shadow .25s;
    opacity: 0;
    padding: 0;
}

.sp-slider-main:hover .sp-arrow,
.sp-slider-main:focus-within .sp-arrow {
    opacity: 1;
}

.sp-arrow:hover {
    background: #fff;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, .15);
}

.sp-arrow:active {
    transform: translateY(-50%) scale(.95);
}

.sp-arrow svg {
    width: 20px;
    height: 20px;
}

.sp-arrow-prev {
    left: 14px;
}

.sp-arrow-next {
    right: 14px;
}

/* ---------- Dots ---------- */
.sp-dots {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    display: flex;
    gap: 8px;
    padding: 6px 12px;
    background: rgba(0, 0, 0, .25);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 20px;
}

.sp-dot {
    width: 10px;
    height: 10px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, .5);
    cursor: pointer;
    padding: 0;
    transition: background .3s, transform .3s, width .3s;
}

.sp-dot:hover {
    background: rgba(255, 255, 255, .8);
    transform: scale(1.2);
}

.sp-dot.sp-dot-active {
    background: #fff;
    width: 24px;
    border-radius: 5px;
}

/* ---------- Contador ---------- */
.sp-counter {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 5;
    padding: 4px 12px;
    font-size: 13px;
    font-weight: 600;
    color: #fff;
    background: rgba(0, 0, 0, .35);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 20px;
    letter-spacing: .5px;
    pointer-events: none;
}

/* ---------- Miniaturas ---------- */
.sp-thumbs {
    margin-top: var(--sp-gap);
    overflow: hidden;
    border-radius: calc(var(--sp-radius) - 4px);
}

.sp-thumbs-track {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 4px 2px;
}

.sp-thumbs-track::-webkit-scrollbar {
    display: none;
}

.sp-thumb {
    flex: 0 0 var(--sp-thumb-size);
    width: var(--sp-thumb-size);
    height: var(--sp-thumb-size);
    border: 3px solid transparent;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    background: #f0f0f0;
    padding: 0;
    transition: border-color .3s, transform .3s, box-shadow .3s;
    position: relative;
}

.sp-thumb::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .15);
    transition: background .3s;
    border-radius: 7px;
}

.sp-thumb:hover::after,
.sp-thumb.sp-thumb-active::after {
    background: transparent;
}

.sp-thumb:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, .12);
}

.sp-thumb.sp-thumb-active {
    border-color: var(--sp-accent);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, .3);
}

.sp-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    user-select: none;
    -webkit-user-drag: none;
}

/* ---------- Lightbox ---------- */
.sp-lightbox {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity .35s, visibility .35s;
}

.sp-lightbox.sp-lightbox-open {
    opacity: 1;
    visibility: visible;
}

.sp-lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.sp-lightbox-content {
    position: relative;
    z-index: 1;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sp-lightbox-img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 8px 40px rgba(0, 0, 0, .4);
    transition: opacity .35s, transform .35s;
    user-select: none;
    -webkit-user-drag: none;
}

.sp-lightbox-img.sp-lb-transition {
    opacity: 0;
    transform: scale(.95);
}

.sp-lightbox-close {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10;
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, .12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    font-size: 28px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .25s, transform .25s;
    line-height: 1;
    padding: 0;
}

.sp-lightbox-close:hover {
    background: rgba(255, 255, 255, .25);
    transform: rotate(90deg);
}

.sp-lightbox-arrow {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 52px;
    height: 52px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, .1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .25s, transform .25s;
    padding: 0;
}

.sp-lightbox-arrow:hover {
    background: rgba(255, 255, 255, .2);
}

.sp-lightbox-arrow:active {
    transform: translateY(-50%) scale(.9);
}

.sp-lightbox-arrow svg {
    width: 24px;
    height: 24px;
}

.sp-lightbox-prev {
    left: 24px;
}

.sp-lightbox-next {
    right: 24px;
}

.sp-lightbox-counter {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, .7);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
    pointer-events: none;
}

/* ---------- Animaciones touch ---------- */
.sp-slider-track.sp-dragging img {
    pointer-events: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .sp-slider-wrap {
        max-width: 100%;
    }

    .sp-arrow {
        width: 36px;
        height: 36px;
        opacity: 1;
    }

    .sp-arrow svg {
        width: 16px;
        height: 16px;
    }

    .sp-arrow-prev {
        left: 8px;
    }

    .sp-arrow-next {
        right: 8px;
    }

    :root {
        --sp-thumb-size: 56px;
    }

    .sp-lightbox-arrow {
        width: 40px;
        height: 40px;
    }

    .sp-lightbox-prev {
        left: 10px;
    }

    .sp-lightbox-next {
        right: 10px;
    }
}

@media (max-width: 480px) {
    .sp-dots {
        gap: 6px;
        padding: 4px 10px;
    }

    .sp-dot {
        width: 8px;
        height: 8px;
    }

    .sp-dot.sp-dot-active {
        width: 18px;
    }

    :root {
        --sp-thumb-size: 48px;
    }
}

/* ---------- Prefers reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    .sp-slide,
    .sp-image-container img,
    .sp-arrow,
    .sp-dot,
    .sp-thumb,
    .sp-lightbox,
    .sp-lightbox-img,
    .sp-lightbox-close {
        transition: none !important;
    }
}