/* ============================================
   Single Product — Vilgain-style Layout
   Left: all images in 2-col grid
   Right: sticky info column with accordion
   ============================================ */

/* --- White background for product page --- */
body.single-product {
    background-color: #fff;
}

/* --- Remove WP block wrapper padding (only the content wrapper, NOT header) --- */
.single-product .wp-block-group:not(.lumera-header):not(.lumera-header-inner):not(.lumera-header-actions):not(.lumera-logo) {
    padding-left: 0;
    padding-right: 0;
    max-width: none;
}

/* --- Shell width (match header) --- */
.single-product .woocommerce-notices-wrapper,
.single-product div.product {
    width: min(calc(100% - (var(--lumera-shell-pad) * 2)), var(--lumera-shell-max));
    margin-left: auto;
    margin-right: auto;
}

/* --- Product layout: 2-column grid --- */
.single-product div.product {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    padding-top: 1.5rem;
    padding-bottom: 3rem;
}

/* --- Summary — left-align text on all breakpoints --- */
.single-product div.product .summary {
    text-align: left !important;
}

/* --- Custom Gallery (replaces WC gallery, no flexslider/zoom/lightbox JS) --- */
.lumera-product-gallery {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Defeat WordPress block layout's `> * { max-width: contentSize }` cascade
   that can constrain the WC product wrapper inside .wp-block-group. */
.single-product .wp-block-group > *,
.single-product .wp-block-group > * > *,
.single-product div.product > * {
    max-width: none !important;
}

.lumera-product-gallery--single {
    grid-template-columns: 1fr;
}

.lumera-product-gallery__item {
    appearance: none;
    -webkit-appearance: none;
    background: transparent;
    border: 1px solid var(--color-border);
    padding: 0;
    margin: 0;
    border-radius: 2px;
    overflow: hidden;
    cursor: zoom-in;
    display: block;
    width: 100%;
    aspect-ratio: 4 / 5;
    position: relative;
}

.lumera-product-gallery--single .lumera-product-gallery__item {
    aspect-ratio: auto;
    cursor: zoom-in;
}

.lumera-product-gallery__img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
    transform-origin: center center;
}

.lumera-product-gallery--single .lumera-product-gallery__img {
    height: auto;
    object-fit: contain;
}

/* Zoom on hover (desktop only) — moves transform-origin via JS-set CSS variables */
@media (hover: hover) and (pointer: fine) {
    .lumera-product-gallery__item:hover .lumera-product-gallery__img {
        transform: scale(1.6);
        transform-origin: var(--lumera-zoom-x, 50%) var(--lumera-zoom-y, 50%);
    }
}

/* --- Lightbox --- */
.lumera-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(18, 7, 14, 0.92);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.lumera-lightbox:not([hidden]) {
    opacity: 1;
}

.lumera-lightbox[hidden] {
    display: none;
}

.lumera-lightbox__img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
    user-select: none;
    -webkit-user-drag: none;
}

.lumera-lightbox__close,
.lumera-lightbox__nav {
    position: absolute;
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.lumera-lightbox__close:hover,
.lumera-lightbox__nav:hover {
    background: rgba(255, 255, 255, 0.18);
    border-color: rgba(255, 255, 255, 0.4);
}

.lumera-lightbox__close {
    top: 1rem;
    right: 1rem;
    width: 2.75rem;
    height: 2.75rem;
    font-size: 1.5rem;
}

.lumera-lightbox__nav {
    top: 50%;
    transform: translateY(-50%);
    width: 3rem;
    height: 3rem;
    font-size: 1.75rem;
}

.lumera-lightbox__nav--prev { left: 1rem; }
.lumera-lightbox__nav--next { right: 1rem; }

.lumera-lightbox__nav[hidden] { display: none; }

/* --- Summary (right column — sticky) --- */
.single-product div.product .summary {
    width: 100% !important;
    float: none !important;
}

/* Override WC blocktheme large gaps between summary children */
.single-product div.product div.summary > * {
    margin-bottom: 0 !important;
}

/* Breadcrumbs — shared styles */
.single-product div.product .woocommerce-breadcrumb {
    font-size: 0.75rem;
    color: #999;
    margin: 0 0 0.75rem;
}

/* Mobile breadcrumbs (before gallery) */
.lumera-breadcrumb-mobile { order: -1; }
.lumera-breadcrumb-desktop { display: none; margin-bottom: 0.75rem; }

@media (min-width: 768px) {
    .lumera-breadcrumb-mobile { display: none; }
    .lumera-breadcrumb-desktop { display: block; }
}

.single-product div.product .woocommerce-breadcrumb a {
    color: var(--color-muted-plum);
    text-decoration: none;
    transition: color 0.15s;
}

.single-product div.product .woocommerce-breadcrumb a:hover {
    color: var(--color-btn);
}

.single-product div.product .woocommerce-breadcrumb .breadcrumb-separator {
    margin: 0 0.4em;
    opacity: 0.5;
}

/* Title */
.single-product div.product .product_title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-dark-plum);
    margin: 0 0 0.75rem;
    line-height: 1.25;
}

/* Short description */
.single-product div.product .woocommerce-product-details__short-description {
    font-size: 0.9375rem;
    color: var(--color-muted-plum);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.single-product div.product .woocommerce-product-details__short-description p {
    margin: 0 0 0.5rem;
}

/* --- Price --- */
.single-product div.product p.price,
.single-product div.product span.price {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--color-dark-plum);
    margin-bottom: 1.25rem;
    display: block;
}

.single-product div.product p.price del {
    color: var(--color-muted-plum);
    font-weight: 400;
    font-size: 1rem;
    opacity: 0.7;
}

.single-product div.product p.price ins {
    text-decoration: none;
    color: var(--color-btn);
}

/* --- Variations --- */
.single-product div.product .variations_form .variations {
    width: 100%;
    border: none;
    margin-bottom: 0.5rem;
}

.single-product div.product .variations_form .variations tr {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    margin-bottom: 0.5rem;
}

.single-product div.product .variations_form .variations td,
.single-product div.product .variations_form .variations th {
    padding: 0;
    border: none;
    display: block;
}

.single-product div.product .variations_form .variations .label label {
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--color-dark-plum);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.single-product div.product .variations_form .variations select {
    width: 100%;
    padding: 0.75rem 2.5rem 0.75rem 0.875rem;
    border: 1px solid var(--color-light-border);
    border-radius: 2px;
    background: var(--color-off-white);
    font-size: 0.875rem;
    color: var(--color-dark-plum);
    cursor: pointer;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 5l3 3 3-3' fill='none' stroke='%236A5563' stroke-width='1.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.875rem center;
    transition: border-color 0.15s;
}

.single-product div.product .variations_form .variations select:focus {
    border-color: var(--color-btn);
}

.single-product div.product .variations_form .single_variation_wrap .price {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--color-dark-plum);
    margin-bottom: 1rem;
}

.single-product div.product .variations_form .reset_variations {
    font-size: 0.75rem;
    color: var(--color-btn);
    text-decoration: none;
    font-weight: 600;
    visibility: visible !important;
}

/* Reduce gap between variation price/stock and quantity */
.single-product div.product .single_variation_wrap .woocommerce-variation {
    margin-bottom: 0.5rem;
}

/* --- Variation swatches --- */
.lumera-swatches {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.lumera-swatch {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 3rem;
    height: 2.75rem;
    padding: 0 1rem;
    border: 2px solid var(--color-light-border);
    border-radius: 2px;
    background: #fff;
    color: var(--color-dark-plum);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    overflow: hidden;
}

/* Image swatch — thumbnail tile + caption below */
.lumera-swatch--image {
    width: 72px;
    height: auto;
    min-width: 0;
    padding: 3px;
    flex-direction: column;
    gap: 4px;
}

.lumera-swatch--image img {
    display: block;
    width: 100%;
    height: 64px;
    object-fit: cover;
    border-radius: 1px;
    pointer-events: none;
}

.lumera-swatch--image .lumera-swatch__caption {
    display: block;
    width: 100%;
    font-size: 0.6875rem;
    font-weight: 500;
    line-height: 1.2;
    text-align: center;
    color: var(--color-dark-plum);
    white-space: normal;
    word-break: break-word;
    padding: 0 2px 2px;
    pointer-events: none;
}

.lumera-swatch--image.is-active .lumera-swatch__caption {
    color: var(--color-dark-plum);
}

/* Color swatch — square color tile */
.lumera-swatch--color {
    width: 48px;
    height: 48px;
    min-width: 0;
    padding: 3px;
}

.lumera-swatch--color .lumera-swatch__dot {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: 1px;
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.06);
    pointer-events: none;
}

.lumera-swatch:hover {
    border-color: var(--color-btn);
    color: var(--color-btn);
}

.lumera-swatch--image:hover,
.lumera-swatch--color:hover {
    border-color: var(--color-dark-plum);
}

.lumera-swatch.is-active {
    background: var(--color-btn);
    border-color: var(--color-btn);
    color: #fff;
}

.lumera-swatch--image.is-active,
.lumera-swatch--color.is-active {
    background: #fff;
    border-color: var(--color-btn);
}

.lumera-swatch.is-disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

.lumera-swatch--text.is-disabled {
    text-decoration: line-through;
}

/* --- Stock status --- */
.single-product div.product .stock {
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.single-product div.product .stock.in-stock {
    color: #2d8a4e;
}

.single-product div.product .stock.out-of-stock {
    color: #c0392b;
}

/* --- Variations form — stack vertically, stretch children full width --- */
.single-product div.product .variations_form {
    display: flex;
    flex-direction: column;
    align-items: stretch !important;
}

/* --- Quantity + Add to cart — left-aligned --- */
.single-product div.product form.cart {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin-top: 1.25rem;
    margin-bottom: 1.5rem;
    justify-content: flex-start;
}

.single-product div.product form.cart .quantity {
    display: inline-flex !important;
    align-items: center;
    border: 1px solid var(--color-light-border);
    border-radius: 2px;
    overflow: hidden;
    background: var(--color-off-white);
    height: 3.25rem;
    flex-shrink: 0;
    margin: 0 0.75rem 0 0 !important;
}

.single-product div.product form.cart .quantity .qty {
    width: 3rem;
    height: 100%;
    text-align: center;
    border: none;
    background: transparent;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-dark-plum);
    outline: none;
    -moz-appearance: textfield;
    padding: 0;
}

.single-product div.product form.cart .quantity .qty::-webkit-inner-spin-button,
.single-product div.product form.cart .quantity .qty::-webkit-outer-spin-button {
    -webkit-appearance: none;
}

.lumera-qty-btn {
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 100%;
    border: none;
    background: transparent;
    color: var(--color-dark-plum);
    font-size: 1.25rem;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    padding: 0;
    line-height: 1;
    flex-shrink: 0;
}

.lumera-qty-btn:hover {
    background: var(--color-light-border);
    color: var(--color-btn);
}

/* Add to cart button — left-aligned, not full width */
.single-product div.product form.cart .single_add_to_cart_button {
    flex: 0 0 auto;
    padding: 0 2rem;
    height: 3.25rem;
    border: none;
    border-radius: 2px;
    background: var(--color-btn);
    color: #fff;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    white-space: nowrap;
}

.single-product div.product form.cart .single_add_to_cart_button:hover {
    background: var(--color-dark-plum);
}

.single-product div.product form.cart .single_add_to_cart_button:active {
    transform: scale(0.98);
}

/* Variation add-to-cart wrapper */
.single-product div.product .woocommerce-variation-add-to-cart {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
}

/* --- Meta — hidden --- */
.single-product div.product .product_meta {
    display: none;
}

/* Hide WC tabs (replaced by accordion) */
.single-product div.product .woocommerce-tabs {
    display: none;
}

/* --- Tabs (below gallery, left column on desktop) --- */
.single-product div.product .lumera-product-tabs {
    margin-top: 1rem;
}

/* --- Gallery z-index (must NOT overlap sticky header) --- */
.lumera-product-gallery {
    position: relative;
    z-index: 0;
}

/* --- Sale badge --- */
.single-product div.product .onsale {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    background: var(--color-btn);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.375rem 0.75rem;
    border-radius: 2px;
    z-index: 1;
    line-height: 1;
}

/* --- Related / Upsell (outside product grid) --- */
.lumera-related-section {
    width: min(calc(100% - (var(--lumera-shell-pad) * 2)), var(--lumera-shell-max));
    margin: 0 auto;
    padding-bottom: 3rem;
}

.lumera-related-section .related,
.lumera-related-section .upsells {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-light-border);
}

.lumera-related-section .related > h2,
.lumera-related-section .upsells > h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark-plum);
    margin: 0 0 1.25rem;
}

.lumera-related-section ul.products {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.lumera-related-section ul.products::before,
.lumera-related-section ul.products::after {
    display: none !important;
}

.lumera-related-section ul.products li.product {
    float: none !important;
    width: 100% !important;
    margin: 0 !important;
    background: #fff;
    border: 1px solid var(--color-light-border);
    border-radius: 2px;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.lumera-related-section ul.products li.product:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(34, 10, 28, 0.08);
}

.lumera-related-section ul.products li.product img {
    width: 100% !important;
    height: auto !important;
    aspect-ratio: 1;
    object-fit: cover;
}

.lumera-related-section ul.products li.product .woocommerce-loop-product__title {
    padding: 0.75rem 0.75rem 0.25rem;
    margin: 0;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-dark-plum);
}

.lumera-related-section ul.products li.product .price {
    padding: 0 0.75rem 0.75rem;
    font-size: 0.875rem !important;
    color: var(--color-dark-plum);
}

.lumera-related-section ul.products li.product .button {
    margin: 0 0.75rem 0.75rem;
    padding: 0.625rem 0.75rem;
    border: none;
    border-radius: 2px;
    background: var(--color-dark-plum);
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
    display: block;
    text-align: center;
    transition: background 0.2s;
}

.lumera-related-section ul.products li.product .button:hover {
    background: var(--color-btn);
}

/* ============================================
   Tablet (768px+) — 2-column layout
   ============================================ */
@media (min-width: 768px) {
    .single-product div.product {
        grid-template-columns: 1.6fr 1fr;
        grid-template-rows: auto auto;
        gap: 1.5rem 2rem;
    }

    .single-product div.product .lumera-product-gallery {
        grid-column: 1;
        grid-row: 1;
    }

    .single-product div.product .summary {
        grid-column: 2;
        /* Span both rows so the summary's height does not inflate row 1.
           Row 1 is then sized by the gallery, letting the "Popis" tabs (row 2,
           left column) sit directly under the gallery regardless of how tall
           the summary is (variants/sizes). Fixes the big gap with 2 images. */
        grid-row: 1 / span 2;
        position: sticky;
        top: calc(var(--lumera-header-h, 5rem) + 1.5rem);
        align-self: start;
    }

    /* Tabs under gallery only (left column) */
    .single-product div.product .lumera-product-tabs {
        grid-column: 1;
        grid-row: 2;
        margin-top: 0;
    }

    .single-product div.product .product_title {
        font-size: 1.5rem;
    }

    .lumera-related-section ul.products {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================
   Desktop (1024px+)
   ============================================ */
@media (min-width: 1024px) {
    .single-product div.product {
        grid-template-columns: 1.7fr 1fr;
        gap: 1.5rem 2.5rem;
    }

    .single-product div.product .product_title {
        font-size: 1.75rem;
    }

    .lumera-related-section ul.products {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ============================================
   Configurator product — single column centered
   (placed AFTER all media queries to win cascade)
   ============================================ */
.single-product.lumera-configurator-active div.product {
    display: block !important;
    grid-template-columns: none !important;
    width: auto !important;
    max-width: 52rem !important;
    margin-left: auto !important;
    margin-right: auto !important;
    padding-left: 1rem !important;
    padding-right: 1rem !important;
}

.single-product.lumera-configurator-active div.product .summary {
    float: none !important;
    width: 100% !important;
    max-width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
    position: static !important;
    grid-column: unset !important;
    grid-row: unset !important;
}

.single-product.lumera-configurator-active div.product form.cart {
    display: block !important;
}

/* ============================================
   Custom name field (lumera-configurator plugin)
   Renders inside <form class="cart"> (or inside
   .woocommerce-variation-add-to-cart for variable
   products) via woocommerce_before_add_to_cart_quantity
   hook. Both parents are flex-wrap:wrap, so flex-basis
   100% pushes our field onto its own line. order:-1
   makes sure it appears above the quantity/button row.
   ============================================ */
.lumera-custom-name-field {
    width: 100% !important;
    flex-basis: 100% !important;
    order: -1;
    margin: 1rem 0 1.25rem !important;
}

.lumera-custom-name-field input[type="text"] {
    width: 100%;
    height: 56px;
    padding: 0 1.25rem;
    border: 1px solid var(--color-light-border, #EDE2E8);
    border-radius: 2px;
    font-size: 1.0625rem;
    line-height: 1.4;
    background: #fff;
    box-sizing: border-box;
    -webkit-appearance: none;
    appearance: none;
}

.lumera-custom-name-field input[type="text"]::placeholder {
    color: var(--color-muted-plum, #6A5563);
    opacity: 1;
}

.lumera-custom-name-field input[type="text"]:focus {
    outline: none;
    border-color: var(--color-magenta, #B3176B);
}