/**
 * Lukuro Product Slider — Splide.js
 * @version 3.1.0
 */

/* ==========================================================================
   CSS Variables
   ========================================================================== */

:root {
    --lukuro-slider-gap: 8px;
    --lukuro-thumb-width: 100px;
    --lukuro-thumb-opacity: 0.5;
    --lukuro-thumb-opacity-active: 1;
    --lukuro-transition-speed: 0.15s;
    --lukuro-arrow-size: 40px;
    --lukuro-arrow-icon-size: 18px;
    --lukuro-slider-height: 700px;
}

/* ==========================================================================
   Base & FOUC Prevention
   ========================================================================== */

lukuro-product-slider {
    display: block;
    position: relative;
    width: 100%;
    max-width: 100%;
    opacity: 0;
    transition: opacity var(--lukuro-transition-speed) ease-in-out;
}

lukuro-product-slider.lukuro-initialized {
    opacity: 1;
}

/* SSR fallback: show images before JS initializes */
lukuro-product-slider:not(.lukuro-initialized) {
    opacity: 1;
}

lukuro-product-slider:not(.lukuro-initialized) .lukuro-ssr-gallery {
    display: block;
    min-height: 400px;
    background: #f8f8f8;
}

lukuro-product-slider:not(.lukuro-initialized) .lukuro-ssr-gallery img:first-child {
    display: block;
    width: 100%;
    height: auto;
    max-height: var(--lukuro-slider-height, 700px);
    object-fit: contain;
}

lukuro-product-slider:not(.lukuro-initialized) .lukuro-ssr-gallery img:not(:first-child) {
    display: none;
}

/* No SSR content — show spinner */
lukuro-product-slider:not(.lukuro-initialized):empty {
    opacity: 0;
    min-height: 400px;
    background: #f8f8f8;
    display: flex;
    align-items: center;
    justify-content: center;
}

lukuro-product-slider:not(.lukuro-initialized):empty::before {
    content: "";
    width: 32px;
    height: 32px;
    border: 2px solid #e0e0e0;
    border-top-color: #999;
    border-radius: 50%;
    animation: lukuro-spin 0.6s linear infinite;
}

lukuro-product-slider.lukuro-updating {
    opacity: 0;
    transition: opacity 0.1s ease;
}

/* ==========================================================================
   Container Layout
   ========================================================================== */

.lukuro-product-slider-container {
    display: flex;
    gap: var(--lukuro-slider-gap);
    width: 100%;
    position: relative;
}

/* Vertical (default) — thumbs left, main right */
.lukuro-product-slider-container[data-layout="vertical"] {
    flex-direction: row;
}

.lukuro-product-slider-container[data-layout="vertical"] .lukuro-main-slider-wrapper {
    flex: 1 1 auto;
    min-width: 0;
    order: 2;
}

.lukuro-product-slider-container[data-layout="vertical"] .lukuro-thumb-slider-wrapper {
    flex: 0 0 var(--lukuro-thumb-width);
    order: 1;
    display: flex;
    flex-direction: column;
}

.lukuro-product-slider-container[data-layout="vertical"] .lukuro-thumb-slider-wrapper .lukuro-thumb-slider {
    flex: 1 1 auto;
    min-height: 0;
}

/* Horizontal — main top, thumbs bottom */
.lukuro-product-slider-container[data-layout="horizontal"] {
    flex-direction: column;
}

.lukuro-product-slider-container[data-layout="horizontal"] .lukuro-main-slider-wrapper {
    order: 1;
}

.lukuro-product-slider-container[data-layout="horizontal"] .lukuro-thumb-slider-wrapper {
    height: 100px;
    order: 2;
    margin-top: 15px;
}

/* ==========================================================================
   Main Slider
   ========================================================================== */

.lukuro-main-slider-wrapper {
    position: relative;
    background: #fff;
    overflow: clip;
}

.lukuro-main-slider {
    width: 100%;
    height: 100%;
}

.lukuro-main-slider .splide__slide {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    min-width: 0;
    overflow: hidden;
    flex-basis: auto !important;
}

.lukuro-product-slider-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Zoom Container */
.lukuro-image-zoom {
    width: 100%;
    height: 100%;
    cursor: zoom-in;
    overflow: hidden;
}

/* Subtle hover scale only on devices with real pointer (desktop/mouse) —
   prevents zoom-on-tap on touch devices where :hover fires on tap */
@media (hover: hover) and (pointer: fine) {
    .lukuro-image-zoom:not(.drift-trigger--active) > .lukuro-product-slider-image {
        transition: transform 0.3s ease;
    }

    .lukuro-image-zoom:not(.drift-trigger--active):hover > .lukuro-product-slider-image {
        transform: scale(1.05);
    }
}

/* ==========================================================================
   Navigation Arrows (Splide) — matches product-carousel style
   ========================================================================== */

.lukuro-main-slider .splide__arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: var(--lukuro-arrow-size);
    height: var(--lukuro-arrow-size);
    font-size: var(--lukuro-arrow-icon-size);
    background: transparent;
    border: none;
    border-radius: 0;
    cursor: pointer;
    z-index: 99;
    isolation: isolate;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    padding: 0;
}

/* Background — pseudo-element, starts off-screen */
.lukuro-main-slider .splide__arrow::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    opacity: 0;
    transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1),
                opacity 0.3s ease,
                background-color 0.3s ease,
                border-color 0.3s ease,
                box-shadow 0.3s ease;
}

.lukuro-main-slider .splide__arrow--prev {
    left: 0;
}

.lukuro-main-slider .splide__arrow--next {
    right: 0;
}

.lukuro-main-slider .splide__arrow--prev::before {
    border-radius: 0 50% 50% 0;
    transform: translateX(-200%);
}

.lukuro-main-slider .splide__arrow--next::before {
    border-radius: 50% 0 0 50%;
    transform: translateX(200%);
}

/* Icon — always visible */
.lukuro-main-slider .splide__arrow svg {
    width: var(--lukuro-arrow-icon-size);
    height: var(--lukuro-arrow-icon-size);
    fill: #222;
    opacity: 0.7;
    transition: opacity 0.25s ease 0.15s;
}

/* Container hover — background slides in, then icon brightens */
.lukuro-main-slider-wrapper:hover .splide__arrow::before {
    transform: translateX(0);
    opacity: 1;
    background: rgba(255, 255, 255, 0.45);
    border-color: rgba(255, 255, 255, 0.55);
}

.lukuro-main-slider-wrapper:hover .splide__arrow svg {
    opacity: 0.9;
}

/* Arrow hover — enhanced */
.lukuro-main-slider .splide__arrow:hover::before {
    background: rgba(255, 255, 255, 0.65);
    border-color: rgba(255, 255, 255, 0.7);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
    transform: translateX(0) scale(1.08);
}

.lukuro-main-slider .splide__arrow:hover svg {
    opacity: 1;
    transition-delay: 0s;
}

/* Focus visible */
.lukuro-main-slider .splide__arrow:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.8);
    outline-offset: 2px;
}

/* Hide arrows for single-slide */
.lukuro-product-slider--single-slide .splide__arrows {
    display: none !important;
}

/* ==========================================================================
   Thumbnail Slider (Splide)
   ========================================================================== */

.lukuro-thumb-slider-wrapper {
    position: relative;
}

.lukuro-thumb-slider .splide__slide {
    opacity: var(--lukuro-thumb-opacity);
    cursor: pointer;
    transition: opacity 0.3s ease;
    overflow: hidden;
}

.lukuro-thumb-slider .splide__slide:hover,
.lukuro-thumb-slider .splide__slide.is-active,
.lukuro-thumb-slider .splide__slide.is-visible-active {
    opacity: var(--lukuro-thumb-opacity-active);
}

/* Remove Splide default nav border and browser focus outline on thumbnails */
.lukuro-thumb-slider .splide__slide {
    outline: none;
    border: none;
}

.lukuro-thumb-slider .splide__track--nav > .splide__list > .splide__slide.is-active {
    border: none;
}

.lukuro-thumb-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ==========================================================================
   Custom Scrollbar (mobile)
   ========================================================================== */

.lukuro-slider-scrollbar {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: rgba(0, 0, 0, 0.1);
    z-index: 10;
    display: none;
}

.lukuro-slider-scrollbar-drag {
    height: 100%;
    background: #000;
    border-radius: 0;
    transition: transform 0.15s ease-out;
}

/* ==========================================================================
   States
   ========================================================================== */

lukuro-product-slider.lukuro-hidden {
    display: none !important;
}

lukuro-product-slider.lukuro-loading {
    opacity: 0.7;
    pointer-events: none;
}

lukuro-product-slider.lukuro-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--lukuro-color-primary, #007cba);
    border-top-color: transparent;
    border-radius: 50%;
    animation: lukuro-spin 0.6s linear infinite;
    z-index: 10;
}

@keyframes lukuro-spin {
    to { transform: rotate(360deg); }
}

lukuro-product-slider.lukuro-updating .lukuro-product-slider-container {
    pointer-events: none;
}

.lukuro-product-slider-empty,
.lukuro-product-slider-error {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
    background: #f8f8f8;
    color: #666;
    font-size: 16px;
    text-align: center;
}

.lukuro-product-slider-error {
    background: #ffeaea;
    color: #d63638;
}

/* ==========================================================================
   Drift.js Zoom Pane
   ========================================================================== */

.drift-zoom-pane {
    z-index: 1000 !important;
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    background: #fff !important;
    pointer-events: none !important;
    overflow: hidden !important;
    transition: none !important;
}

.drift-zoom-pane img {
    object-fit: cover !important;
    transition: none !important;
    will-change: transform;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

/* --- Mobile (<768px): 1.25 slides, scrollbar, no thumbs, no arrows --- */
@media (max-width: 767px) {
    .lukuro-thumb-slider-wrapper {
        display: none !important;
    }

    .lukuro-main-slider .splide__arrows {
        display: none !important;
    }

    .lukuro-product-slider-container {
        gap: 0;
    }

    .lukuro-main-slider-wrapper {
        width: 100%;
    }

    .lukuro-slider-scrollbar {
        display: block;
        /* Vars let JS shift scrollbar to match mobile gutter; defaults mirror
           previous hardcoded 4px offset (track padding-left = 4px). */
        left: var(--lukuro-mobile-gutter-l, 4px);
        width: calc(100% - var(--lukuro-mobile-gutter-l, 4px) - var(--lukuro-mobile-gutter-r, 0px));
    }

    .lukuro-product-slider--single-slide .lukuro-slider-scrollbar,
    .lukuro-mobile-scrollbar-hidden .lukuro-slider-scrollbar {
        display: none !important;
    }

    .drift-zoom-pane {
        display: none !important;
    }

    /* No zoom / scale / hover effects on touch slider — keep gestures smooth */
    .lukuro-image-zoom {
        cursor: default;
    }

    .lukuro-image-zoom,
    .lukuro-image-zoom > .lukuro-product-slider-image,
    .lukuro-image-zoom:hover > .lukuro-product-slider-image,
    .lukuro-image-zoom:active > .lukuro-product-slider-image,
    .lukuro-image-zoom:focus-within > .lukuro-product-slider-image {
        transform: none !important;
        transition: none !important;
    }
}

/* --- Tablet (768px – 1366px): 1 slide + 4 thumbs --- */
@media (min-width: 768px) {
    .lukuro-product-slider-container {
        height: var(--lukuro-slider-height);
        max-height: 85vh;
    }

    .lukuro-product-slider-container[data-layout="vertical"] .lukuro-thumb-slider-wrapper {
        height: 100%;
    }

    .lukuro-slider-scrollbar {
        display: none !important;
    }
}

/* --- Desktop (>1366px): 2 slides + 4 thumbs --- */
@media (min-width: 1367px) {
    .lukuro-product-slider-container {
        height: var(--lukuro-slider-height);
        max-height: 85vh;
    }
}

/* ==========================================================================
   WooCommerce Integration
   ========================================================================== */

.single-product lukuro-product-slider {
    margin-bottom: 0;
}

.woocommerce-product-gallery {
    display: none;
}

/* ==========================================================================
   Video
   ========================================================================== */

/* Video thumb in thumbnail strip */
.lukuro-video-thumb {
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

.lukuro-video-thumb .lukuro-thumb-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.lukuro-video-thumb__overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.45);
    color: #fff;
    gap: 2px;
    pointer-events: none;
    transition: background-color 0.2s;
}

.lukuro-video-thumb:hover .lukuro-video-thumb__overlay {
    background: rgba(0, 0, 0, 0.3);
}

.lukuro-video-thumb--active .lukuro-video-thumb__overlay {
    background: rgba(0, 0, 0, 0.15);
    outline: 2px solid #333;
    outline-offset: -2px;
}

.lukuro-video-thumb__play {
    font-size: 20px;
    line-height: 1;
}

.lukuro-video-thumb__label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Fixed video thumb above thumbnails (vertical layout only) */
.lukuro-video-thumb--fixed {
    flex-shrink: 0;
    width: 100%;
    margin-bottom: 8px;
    border-radius: 2px;
    overflow: hidden;
}

/* Video player in main slider */
.lukuro-video-slide {
    display: flex !important;
    align-items: center;
    justify-content: center;
    background: #000;
}

.lukuro-video-player {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Force-hide native video controls everywhere */
.lukuro-video-player::-webkit-media-controls,
.lukuro-video-slide__player::-webkit-media-controls,
.lukuro-grid-gallery__video-player::-webkit-media-controls {
    display: none !important;
    -webkit-appearance: none;
}

.lukuro-video-player::-webkit-media-controls-enclosure,
.lukuro-video-slide__player::-webkit-media-controls-enclosure,
.lukuro-grid-gallery__video-player::-webkit-media-controls-enclosure {
    display: none !important;
}

.lukuro-video-player--slider {
    object-fit: cover;
}

/* Video slide — poster + inline play */
.lukuro-video-slide__wrap {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: #000;
}

.lukuro-video-slide__poster {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.lukuro-video-slide__play-btn {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.3);
    transition: background 0.2s;
}

.lukuro-video-slide__wrap:hover .lukuro-video-slide__play-btn {
    background: rgba(0, 0, 0, 0.15);
}

.lukuro-video-slide__play-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    font-size: 20px;
    color: #333;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.lukuro-video-slide__player {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Mobile video badge */
.lukuro-video-badge {
    position: absolute;
    bottom: 16px;
    right: 12px;
    z-index: 15;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    border: none;
    border-radius: 2px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: background-color 0.2s;
}

.lukuro-video-badge:hover {
    background: rgba(0, 0, 0, 0.9);
}

.lukuro-video-badge__icon {
    font-size: 10px;
}

/* Fullscreen video overlay */
.lukuro-video-fullscreen {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.25s ease;
}

.lukuro-video-fullscreen--active {
    opacity: 1;
}

.lukuro-video-fullscreen__player {
    max-width: 90vw;
    max-height: 90vh;
    width: 100%;
}

.lukuro-video-fullscreen__close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: #fff;
    cursor: pointer;
    padding: 8px;
    z-index: 2;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.lukuro-video-fullscreen__close:hover {
    opacity: 1;
}

/* ==========================================================================
   Accessibility
   ========================================================================== */

.lukuro-product-slider-image:focus,
.lukuro-thumb-image:focus {
    outline: 2px solid #007cba;
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
    .lukuro-product-slider-image,
    .lukuro-thumb-image,
    lukuro-product-slider,
    lukuro-product-slider.lukuro-updating,
    .lukuro-main-slider .splide__arrow,
    .lukuro-main-slider .splide__arrow::before,
    .lukuro-main-slider .splide__arrow svg {
        transition: none;
    }

    .lukuro-image-zoom:hover img {
        transform: none;
    }
}