/* ==============================
   PRODUCT IMAGE SLIDER (SWIPER)
   ============================== */

.item-slider-wrapper {
    position: relative;
}

.item-slider-wrapper .slider {
    padding: 5px !important;
    color: #fff;
}

/* ──────────────────────────────
   FLEX ROW — thumbs col | main
   ────────────────────────────── */
.item-slider-wrapper .slider__flex {
    display: flex;
    align-items: flex-start;        /* tops of both columns line up */
}

/* ──────────────────────────────
   LEFT COLUMN
   ────────────────────────────── */
.item-slider-wrapper .slider__col {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 140px;
    flex-shrink: 0;
    margin-right: 20px;
}

/* ──────────────────────────────
   ARROWS
   ────────────────────────────── */
.item-slider-wrapper .slider__prev,
.item-slider-wrapper .slider__next {
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid #e8e8e8;
    box-shadow: 0 2px 8px rgba(217, 217, 217, 0.5);
    z-index: 10;
    user-select: none;
    flex-shrink: 0;
}

.item-slider-wrapper .slider__prev {
    margin-bottom: 8px;
}

.item-slider-wrapper .slider__next {
    margin-top: 8px;
}

.item-slider-wrapper .slider__prev i,
.item-slider-wrapper .slider__next i {
    color: var(--product-main-color);
    font-size: 14px;
}

/* ──────────────────────────────
   THUMBNAIL STRIP
   slidesPerView: 3
   spaceBetween:  24
   slide height:  142
   visible track: 3*142 + 2*24 = 457px
   ────────────────────────────── */

/* wrapper that Swiper is mounted on */
.item-slider-wrapper .slider__thumbs {
    width: 100%;
    height: 457px;                  /* exact visible area Swiper needs */
    overflow: hidden;
}

/* Swiper root — must match the same height */
.item-slider-wrapper .swiper-container.swiper-thumbs {
    width: 100%;
    height: 457px;
}

/* Swiper's internal scrolling row */
.item-slider-wrapper .swiper-container.swiper-thumbs .swiper-wrapper {
    height: 100%;                   /* vertical mode: Swiper sizes by height */
}

/* Each thumb slide */
.item-slider-wrapper .swiper-container.swiper-thumbs .swiper-slide {
    width: 133px !important;        /* force width — vertical mode sets 100% */
    height: 142px ;       /* force height */
    margin-left: auto !important;
    margin-right: auto !important;  /* centre in the 150px column */
}

/* Image box inside thumb */
.item-slider-wrapper .swiper-container.swiper-thumbs .swiper-slide .slider__image {
    width: 100%;
    height: 100%;
    border-radius: 10px;
    overflow: hidden;
    opacity: 0.5;
    filter: grayscale(100%);
    border: 2px solid transparent;
    transition: opacity 0.25s, filter 0.25s, border-color 0.25s;
    cursor: pointer;
}

.item-slider-wrapper .swiper-container.swiper-thumbs .swiper-slide .slider__image:hover {
    opacity: 0.8;
}

/* Active thumb */
.item-slider-wrapper .swiper-container.swiper-thumbs .swiper-slide.swiper-slide-thumb-active .slider__image {
    opacity: 1;
    filter: grayscale(0%);
    border-color: var(--product-main-color);
}

/* img inside thumb */
.item-slider-wrapper .swiper-container.swiper-thumbs .swiper-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ──────────────────────────────
   MAIN IMAGE
   total left col height:
     36(arrow)+8(gap)+474(thumbs)+8(gap)+36(arrow) = 545
   ────────────────────────────── */

.item-slider-wrapper .slider__images {
    flex: 1;
    min-width: 0;
}

.item-slider-wrapper .swiper-container.swiper-main {
    width: 100%;
    height: 545px;         
}

.item-slider-wrapper .swiper-container.swiper-main .swiper-wrapper {
    height: 100%;
}

.item-slider-wrapper .swiper-container.swiper-main .swiper-slide {
    height: 100%;
}

.item-slider-wrapper .swiper-container.swiper-main .swiper-slide .slider__image {
    width: 100%;
    height: 100%;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
}

.item-slider-wrapper .swiper-container.swiper-main .swiper-slide .slider__image .swiper-zoom-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.item-slider-wrapper .swiper-container.swiper-main .swiper-slide .slider__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: zoom-in;
}

/* Zoom hint button, top-right of the main image */
.item-slider-wrapper .slider__zoom-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid #e8e8e8;
    border-radius: 50%;
    box-shadow: 0 2px 8px rgba(217, 217, 217, 0.5);
    cursor: pointer;
    z-index: 5;
}

.item-slider-wrapper .slider__zoom-btn i {
    color: var(--product-main-color);
    font-size: 15px;
}

/* ==============================
   MOBILE  ≤ 767px
   ============================== */
@media (max-width: 767.98px) {

    .item-slider-wrapper .slider__flex {
        flex-direction: column;
        align-items: center;
    }

    /* Main on top */
    .item-slider-wrapper .slider__images {
        width: 100%;
        order: 1;
    }

    .item-slider-wrapper .swiper-container.swiper-main {
        height: 340px;
    }

    /* Thumbs row below */
    .item-slider-wrapper .slider__col {
        flex-direction: row;
        align-items: center;
        justify-content: center;
        width: 100%;
        margin-right: 0;
        margin-top: 14px;
        order: 2;
    }

    .item-slider-wrapper .slider__prev {
        margin-bottom: 0;
        margin-right: 8px;
    }

    .item-slider-wrapper .slider__next {
        margin-top: 0;
        margin-left: 8px;
    }

    /* Thumb strip becomes horizontal, auto height */
    .item-slider-wrapper .slider__thumbs {
        height: auto;
        width: calc(100% - 96px);
        overflow: hidden;
    }

    .item-slider-wrapper .swiper-container.swiper-thumbs {
        height: auto;
    }

    .item-slider-wrapper .swiper-container.swiper-thumbs .swiper-slide {
        width: 64px !important;
        height: 64px !important;
    }
}

/* RELATED PRODUCTS ARROWS */
.related-products .swiper-button-next,
.related-products .swiper-button-prev {
    background: #fff;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid #e8e8e8;
    box-shadow: 0 2px 8px rgba(217,217,217,.5);
    display: flex;
    align-items: center;
    justify-content: center;
}

.related-products .swiper-button-next::after,
.related-products .swiper-button-prev::after {
    font-size: 14px;
    color: var(--product-main-color);
    font-weight: bold;
}

.related-products .swiper {
    overflow: hidden;
    margin: 0 -10px;      
    padding: 0 10px;     
}

.related-swiper .swiper-slide {
    height: auto;
    display: flex;
}

.related-swiper .swiper-slide .item-card {
    width: 100%;
}

.item-card {
    height: 100%;
    margin-left: 18px;
    background: #ffffff;
}

.related-swiper {
    position: relative;
}

.related-prev,
.related-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    pointer-events: auto; 
}
.related-prev {
    left: 16px;
    transform: translateX(-50%);
}
.related-next {
    right: 16px;
    transform: translateX(50%);
}