/* ========================================
   Product Detail
======================================== */

.product-detail-body {
    --product-text: #292929;
    --product-muted: #777;
    --product-border: #e9e9e9;
    --product-surface: #fff;
    --product-soft: #f8f8f8;
    --product-primary: var(--primary-color, #c62828);
    --product-radius: 14px;
    --product-shadow: 0 4px 24px rgba(0, 0, 0, 0.045);

    color: var(--product-text);
}

.product-page {
    width: 100%;
    padding: 32px 0 56px;
}

.product-container {
    width: min(1240px, calc(100% - 40px));
    margin-inline: auto;
}

.product-main {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
    gap: 32px;
}

/* Gallery */

.product-gallery {
    min-width: 0;
    padding: 20px;
    background: var(--product-surface);
    border: 1px solid var(--product-border);
    border-radius: var(--product-radius);
    box-shadow: var(--product-shadow);
}

.product-gallery__wrapper {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.product-gallery__main {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 360px;
    overflow: hidden;
    background: var(--product-soft);
    border-radius: 10px;
}

.product-gallery__zoom {
    display: flex;
    width: 100%;
    height: 100%;
    min-height: 360px;
    align-items: center;
    justify-content: center;
}

.product-gallery__main-image {
    display: block;
    width: 100%;
    max-height: 460px;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    transition: transform 0.25s ease;
}

.product-gallery__zoom:hover .product-gallery__main-image {
    transform: scale(1.025);
}

.product-gallery__placeholder {
    display: flex;
    min-height: 320px;
    align-items: center;
    justify-content: center;
    padding: 24px;
    color: var(--product-muted);
    background: var(--product-soft);
    border-radius: 10px;
    text-align: center;
}

.product-gallery__thumbnails {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.product-gallery__thumbnail {
    display: flex;
    width: 72px;
    height: 72px;
    align-items: center;
    justify-content: center;
    padding: 5px;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--product-border);
    border-radius: 8px;
    cursor: pointer;
    transition: border-color 0.2s ease;
}

.product-gallery__thumbnail:hover,
.product-gallery__thumbnail.is-active {
    border-color: var(--product-primary);
}

.product-gallery__thumbnail img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Product information */

.product-info {
    min-width: 0;
    padding: 8px 0;
}

.product-title {
    margin: 0 0 14px;
    color: var(--product-text);
    font: inherit;
    font-size: clamp(22px, 2.2vw, 30px);
    font-weight: 700;
    line-height: 1.8;
}

.product-category {
    margin-bottom: 18px;
    color: var(--product-muted);
    font-size: 13px;
}

.product-category a {
    color: var(--product-primary);
    text-decoration: none;
}

.product-category a:hover {
    text-decoration: underline;
}

.product-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    padding: 14px 0;
    border-top: 1px solid var(--product-border);
    border-bottom: 1px solid var(--product-border);
}

.product-rating {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.product-rating__stars {
    color: #e7a629;
    font-size: 20px;
    letter-spacing: 2px;
    direction: ltr;
}

.product-rating__text {
    color: var(--product-muted);
    font-size: 12px;
}

/* Description */

.product-description {
    margin-top: 24px;
}

.product-section-title {
    margin: 0 0 12px;
    padding-right: 12px;
    border-right: 3px solid var(--product-primary);
    font: inherit;
    font-size: 17px;
    font-weight: 700;
    line-height: 1.8;
}

.product-description__content {
    color: #555;
    font-size: 14px;
    line-height: 2.1;
    overflow-wrap: anywhere;
}

.product-description__content p {
    margin: 0 0 10px;
}

.product-description__content p:last-child {
    margin-bottom: 0;
}

/* Markdown elements inside product description */

.product-description__content h1,
.product-description__content h2,
.product-description__content h3,
.product-description__content h4 {
    margin: 24px 0 12px;
    color: inherit;
    font-weight: 700;
    line-height: 1.8;
}

.product-description__content h1 {
    font-size: 22px;
}

.product-description__content h2 {
    font-size: 19px;
}

.product-description__content h3 {
    font-size: 16px;
}

.product-description__content h4 {
    font-size: 15px;
}

.product-description__content ul,
.product-description__content ol {
    margin: 12px 0 20px;
    padding-right: 24px;
}

.product-description__content li {
    margin-bottom: 6px;
}

.product-description__content strong {
    color: #333;
    font-weight: 700;
}

.product-description__content a {
    color: var(--product-primary);
    text-decoration: none;
}

.product-description__content a:hover {
    text-decoration: underline;
}

.product-description__content blockquote {
    margin: 16px 0;
    padding: 10px 16px;
    border-right: 3px solid var(--product-primary);
    background: #f8f8f8;
    color: #666;
}

.product-description__content hr {
    margin: 20px 0;
    border: 0;
    border-top: 1px solid #e5e5e5;
}

.product-description__content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

.product-description__content table {
    width: 100%;
    margin: 16px 0;
    border-collapse: collapse;
    font-size: 14px;
}

.product-description__content th,
.product-description__content td {
    padding: 10px;
    border: 1px solid #e5e5e5;
    text-align: right;
}

.product-description__content th {
    background: #f5f5f5;
    font-weight: 700;
}

/* Benefits */

.product-benefits {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 18px;
    margin: 24px 0;
    padding: 18px;
    list-style: none;
    background: var(--product-soft);
    border-radius: 10px;
}

.product-benefits li {
    display: flex;
    align-items: flex-start;
    gap: 9px;
    color: #555;
    font-size: 13px;
    line-height: 1.9;
}

.product-benefits__icon {
    display: inline-flex;
    flex: 0 0 21px;
    width: 21px;
    height: 21px;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
    color: #27834a;
    background: #e5f5e9;
    border-radius: 50%;
    font-size: 12px;
    font-weight: 700;
}

/* Purchase panel */

.product-purchase {
    display: flex;
    flex-direction: column;
    gap: 18px;
    padding: 20px;
    border: 1px solid var(--product-border);
    border-radius: 12px;
}

.product-variant {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.product-variant label,
.product-quantity label {
    color: #555;
    font-size: 13px;
    font-weight: 600;
}

.product-variant select {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    color: var(--product-text);
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    font: inherit;
    font-size: 14px;
}

.product-price {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.product-price__label {
    color: var(--product-muted);
    font-size: 13px;
}

.product-price__values {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 8px;
}

.product-price__current,
.product-price__original,
.product-price__discount {
    direction: ltr;
    unicode-bidi: isolate;
}

.product-price__current {
    color: var(--product-primary);
    font-size: 25px;
    font-weight: 800;
}

.product-price__currency {
    color: var(--product-muted);
    font-size: 13px;
}

.product-price__original {
    color: #999;
    font-size: 14px;
    text-decoration: line-through;
}

.product-price__discount {
    display: none;
    padding: 3px 8px;
    color: #fff;
    background: var(--product-primary);
    border-radius: 6px;
    font-size: 12px;
    font-weight: 700;
}

.product-price__discount.is-visible {
    display: inline-flex;
}

.product-cart-form {
    display: flex;
    align-items: stretch;
    gap: 12px;
    margin: 0;
}

.product-quantity {
    display: flex;
    flex-direction: column;
    gap: 7px;
    width: 100px;
    flex-shrink: 0;
}

.product-quantity input {
    width: 100%;
    min-height: 46px;
    padding: 8px;
    color: var(--product-text);
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    font: inherit;
    text-align: center;
    direction: ltr;
}

.product-add-to-cart {
    display: inline-flex;
    flex: 1;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    padding: 12px 18px;
    color: #fff;
    background: var(--product-primary);
    border: 1px solid var(--product-primary);
    border-radius: 8px;
    font: inherit;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.product-add-to-cart:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

.product-add-to-cart:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Service information */

.product-service {
    grid-column: 1 / -1;
    padding: 22px;
    background: var(--product-surface);
    border: 1px solid var(--product-border);
    border-radius: var(--product-radius);
}

.product-service__title {
    margin: 0 0 18px;
    font: inherit;
    font-size: 16px;
    font-weight: 700;
}

.product-service__list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.product-service__list li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #555;
    font-size: 13px;
    line-height: 1.9;
}

.product-service__icon {
    display: inline-flex;
    flex: 0 0 34px;
    width: 34px;
    height: 34px;
    align-items: center;
    justify-content: center;
    color: var(--product-primary);
    background: var(--product-soft);
    border-radius: 50%;
    font-size: 17px;
}


/* صفحه محصول */

.product-page {
    padding: 32px 0 48px;
}

.product-container {
    width: min(1240px, calc(100% - 40px));
    margin-inline: auto;
}

/* باکس اصلی شامل تصویر، اطلاعات و توضیحات */

.product-card {
    padding: 28px;
    background: #fff;
    border: 1px solid #e9e9e9;
    border-radius: 18px;
    box-shadow: 0 5px 28px rgba(0, 0, 0, 0.05);
}

/* دو ستون تصویر و اطلاعات */

.product-main {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: start;
    gap: 32px;
}

/* گالری */

.product-gallery {
    min-width: 0;
    padding: 16px;
    background: #fafafa;
    border: 1px solid #ededed;
    border-radius: 14px;
}

.product-gallery__wrapper {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.product-gallery__main {
    display: flex;
    width: 100%;
    min-height: 350px;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #fff;
    border: 1px solid #f0f0f0;
    border-radius: 10px;
}

.product-gallery__zoom {
    display: flex;
    width: 100%;
    min-height: 350px;
    align-items: center;
    justify-content: center;
}

.product-gallery__main-image {
    display: block;
    width: 100%;
    height: 350px;
    object-fit: contain;
    transition: opacity 0.2s ease;
}

.product-gallery__placeholder {
    padding: 32px 16px;
    color: #777;
    text-align: center;
}

/* باکس تصاویر کوچک */

.product-gallery__thumbnails {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px;
    overflow-x: auto;
    background: #fff;
    border: 1px solid #ededed;
    border-radius: 10px;
    scrollbar-width: thin;
}

.product-gallery__thumbnail {
    display: flex;
    flex: 0 0 76px;
    width: 76px;
    height: 76px;
    align-items: center;
    justify-content: center;
    padding: 5px;
    overflow: hidden;
    background: #fff;
    border: 1px solid #e5e5e5;
    border-radius: 9px;
    cursor: pointer;
    transition: border-color 0.2s ease, background 0.2s ease;
}

.product-gallery__thumbnail:hover,
.product-gallery__thumbnail.is-active {
    border-color: var(--primary-color, #c62828);
    background: #fffafa;
}

.product-gallery__thumbnail:focus-visible {
    outline: 2px solid var(--primary-color, #c62828);
    outline-offset: 3px;
}

.product-gallery__thumbnail img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* اطلاعات محصول */

.product-info {
    min-width: 0;
    padding: 4px 0;
}

.product-title {
    margin: 0 0 14px;
    font: inherit;
    font-size: 27px;
    font-weight: 700;
    line-height: 1.8;
}

.product-category {
    margin-bottom: 18px;
    color: #777;
    font-size: 13px;
}

.product-category a {
    color: var(--primary-color, #c62828);
    text-decoration: none;
}

/* توضیحات داخل باکس اصلی */

.product-description {
    margin-top: 30px;
    padding-top: 24px;
    border-top: 1px solid #eaeaea;
}

.product-section-title {
    margin: 0 0 16px;
    padding-right: 12px;
    border-right: 3px solid var(--primary-color, #c62828);
    font: inherit;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.8;
}

.product-description__content {
    color: #555;
    font-size: 14px;
    line-height: 2.1;
    overflow-wrap: anywhere;
}

.product-add-to-cart {
    background-color: #c62828;
    color: #fff;
    border: 1px solid #c62828;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.product-add-to-cart:hover {
    background-color: #a91f1f;
    border-color: #a91f1f;
}

.product-add-to-cart:disabled {
    background-color: #ccc;
    border-color: #ccc;
    color: #666;
    cursor: not-allowed;
}

.product-add-to-cart {
    background-color: #c62828;
    color: #fff;
    border-color: #c62828;
}

.product-add-to-cart:hover {
    background-color: #a91f1f;
    border-color: #a91f1f;
}

.product-add-to-cart:disabled {
    background-color: #ccc;
    border-color: #ccc;
    color: #666;
}


.product-meta .product-rating {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    background: transparent;
    box-shadow: none;
}

/* Product Reviews */

.product-reviews {
    display: block;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    margin: 28px 0 0;
    padding: 24px;
    box-sizing: border-box;
    color: var(--product-text, #292929);
    background: var(--product-surface, #fff);
    border: 1px solid var(--product-border, #e9e9e9);
    border-radius: var(--product-radius, 14px);
    box-shadow: var(--product-shadow, 0 4px 24px rgba(0, 0, 0, 0.045));
}

.product-reviews__heading {
    margin: 0 0 22px;
    padding-right: 12px;
    border-right: 3px solid var(--product-primary, #c62828);
    font: inherit;
    font-size: 18px;
    font-weight: 700;
    line-height: 1.8;
}

.product-reviews__tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--product-border, #e9e9e9);
}

.product-reviews__tab {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: -1px;
    padding: 12px 16px;
    color: var(--product-muted, #777);
    background: transparent;
    border: 0;
    border-bottom: 2px solid transparent;
    font: inherit;
    font-size: 14px;
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease;
}

.product-reviews__tab:hover,
.product-reviews__tab.is-active {
    color: var(--product-primary, #c62828);
}

.product-reviews__tab.is-active {
    border-bottom-color: var(--product-primary, #c62828);
    font-weight: 700;
}

.product-reviews__count {
    display: inline-flex;
    min-width: 22px;
    height: 22px;
    align-items: center;
    justify-content: center;
    padding: 0 6px;
    color: var(--product-muted, #777);
    background: var(--product-soft, #f8f8f8);
    border-radius: 20px;
    font-size: 12px;
}

.product-reviews__panel {
    display: none;
}

.product-reviews__panel.is-active {
    display: block;
}

.product-review {
    padding: 20px 0;
    border-bottom: 1px solid var(--product-border, #e9e9e9);
}

.product-review:first-child {
    padding-top: 0;
}

.product-review:last-child {
    border-bottom: 0;
}

.product-review__top,
.product-review__author {
    display: flex;
    align-items: center;
}

.product-review__top {
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
}

.product-review__author {
    gap: 12px;
}

.product-review__avatar {
    display: inline-flex;
    flex: 0 0 42px;
    width: 42px;
    height: 42px;
    align-items: center;
    justify-content: center;
    color: var(--product-primary, #c62828);
    background: var(--product-soft, #f8f8f8);
    border: 1px solid var(--product-border, #e9e9e9);
    border-radius: 50%;
    font-size: 16px;
    font-weight: 700;
}

.product-review__name {
    margin: 0;
    font: inherit;
    font-size: 14px;
    font-weight: 700;
}

.product-review__date {
    display: block;
    margin-top: 4px;
    color: var(--product-muted, #777);
    font-size: 12px;
}

.product-review__stars {
    color: #e7a629;
    font-size: 18px;
    letter-spacing: 2px;
    direction: ltr;
    text-shadow: none;
}

.product-review__title {
    margin: 18px 0 8px;
    font: inherit;
    font-size: 15px;
    font-weight: 700;
}

.product-review__content {
    margin: 14px 0 0;
    color: #555;
    font-size: 14px;
    line-height: 2;
    overflow-wrap: anywhere;
}

.product-reviews__empty {
    padding: 32px 16px;
    text-align: center;
    background: var(--product-soft, #f8f8f8);
    border-radius: 10px;
}

.product-reviews__empty-icon {
    display: block;
    margin-bottom: 8px;
    color: #e7a629;
    font-size: 36px;
}

.product-reviews__empty h3,
.product-review-form__intro h3 {
    margin: 0 0 8px;
    font: inherit;
    font-size: 16px;
    font-weight: 700;
}

.product-reviews__empty p,
.product-review-form__intro p {
    margin: 0;
    color: var(--product-muted, #777);
    font-size: 13px;
    line-height: 1.9;
}

.product-reviews__empty-button {
    margin-top: 18px;
    padding: 10px 16px;
    color: var(--product-primary, #c62828);
    background: transparent;
    border: 1px solid var(--product-primary, #c62828);
    border-radius: 8px;
    font: inherit;
    font-size: 13px;
    cursor: pointer;
}

.product-reviews__empty-button:hover {
    color: #fff;
    background: var(--product-primary, #c62828);
}

.product-review-form__intro {
    margin-bottom: 22px;
}

.product-review-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.product-review-form__field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.product-review-form__field label,
.product-review-form__rating legend {
    color: var(--product-text, #292929);
    font-size: 13px;
    font-weight: 600;
}

.product-review-form__field label span,
.product-review-form__rating legend span {
    color: var(--product-primary, #c62828);
}

.product-review-form__field input,
.product-review-form__field textarea {
    width: 100%;
    padding: 12px 14px;
    color: var(--product-text, #292929);
    background: #fff;
    border: 1px solid var(--product-border, #e9e9e9);
    border-radius: 8px;
    font: inherit;
    font-size: 14px;
    transition: border-color 0.2s ease;
}

.product-review-form__field input {
    min-height: 46px;
}

.product-review-form__field textarea {
    min-height: 140px;
    resize: vertical;
    line-height: 1.9;
}

.product-review-form__field input:focus,
.product-review-form__field textarea:focus {
    outline: none;
    border-color: var(--product-primary, #c62828);
}

.product-review-form__rating {
    margin: 0;
    padding: 0;
    border: 0;
}

.product-review-form__rating legend {
    margin-bottom: 10px;
}

.product-review-form__rating-options {
    display: flex;
    justify-content: flex-end;
    width: fit-content;
}

.product-review-form__rating-options input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    opacity: 0;
}

.product-review-form__rating-options label {
    padding: 2px;
    color: #d5d5d5;
    font-size: 30px;
    line-height: 1.3;
    cursor: pointer;
    transition: color 0.15s ease;
}

.product-review-form__rating-options label:hover,
.product-review-form__rating-options label:hover ~ label,
.product-review-form__rating-options input:checked ~ label {
    color: #e7a629;
}

.product-review-form__rating-options input:focus-visible + label {
    outline: 2px solid var(--product-primary, #c62828);
    outline-offset: 2px;
    border-radius: 4px;
}

.product-review-form__rating small {
    display: block;
    margin-top: 6px;
    color: var(--product-muted, #777);
    font-size: 12px;
}

.product-review-form__submit {
    align-self: flex-start;
    min-height: 46px;
    padding: 12px 24px;
    color: #fff;
    background: #c62828;
    border: 1px solid #c62828;
    border-radius: 8px;
    font: inherit;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.product-review-form__submit:hover {
    background: #a91f1f;
    border-color: #a91f1f;
}

.product-review-form__notice {
    margin: -10px 0 0;
    color: var(--product-muted, #777);
    font-size: 12px;
    line-height: 1.8;
}


/* هماهنگ‌سازی عرض باکس نظرات با باکس مشخصات محصول */
.product-reviews {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
    margin-inline: 0;
}

.product-reviews *,
.product-reviews *::before,
.product-reviews *::after {
    box-sizing: border-box;
}

.product-reviews__panel,
.product-review-form {
    width: 100%;
    max-width: 100%;
    min-width: 0;
}


/* Responsive */

@media (max-width: 900px) {
    .product-main {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        gap: 22px;
    }

    .product-gallery {
        padding: 14px;
    }

    .product-gallery__main,
    .product-gallery__zoom {
        min-height: 280px;
    }

    .product-service__list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .product-card {
        padding: 20px;
    }

    .product-main {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        gap: 22px;
    }

    .product-gallery {
        padding: 12px;
    }

    .product-gallery__main,
    .product-gallery__zoom {
        min-height: 280px;
    }

    .product-gallery__main-image {
        height: 280px;
    }

    .product-gallery__thumbnail {
        flex-basis: 64px;
        width: 64px;
        height: 64px;
    }
}

@media (max-width: 650px) {
    .product-page {
        padding: 18px 0 36px;
    }

    .product-container {
        width: calc(100% - 24px);
    }

    .product-main {
        grid-template-columns: minmax(0, 1fr);
        gap: 22px;
    }

    .product-gallery {
        padding: 12px;
    }

    .product-gallery__main,
    .product-gallery__zoom {
        min-height: 260px;
    }

    .product-gallery__main-image {
        max-height: 340px;
    }

    .product-gallery__thumbnails {
        gap: 8px;
    }

    .product-gallery__thumbnail {
        width: 62px;
        height: 62px;
    }

    .product-info {
        padding: 0;
    }

    .product-title {
        margin-bottom: 10px;
        font-size: 22px;
        line-height: 1.8;
    }

    .product-benefits {
        grid-template-columns: minmax(0, 1fr);
        gap: 10px;
        padding: 14px;
    }

    .product-purchase {
        padding: 16px;
    }

    .product-price__current {
        font-size: 23px;
    }

    .product-cart-form {
        gap: 8px;
    }

    .product-quantity {
        width: 82px;
    }

    .product-add-to-cart {
        padding-inline: 10px;
        font-size: 13px;
    }

    .product-service {
        grid-column: auto;
        padding: 16px;
    }

    .product-service__list {
        grid-template-columns: minmax(0, 1fr);
        gap: 14px;
    }

    .product-page {
        padding: 16px 0 32px;
    }

    .product-container {
        width: calc(100% - 24px);
    }

    .product-card {
        padding: 14px;
        border-radius: 13px;
    }

    .product-main {
        grid-template-columns: minmax(0, 1fr);
        gap: 24px;
    }

    .product-gallery__main,
    .product-gallery__zoom {
        min-height: 260px;
    }

    .product-gallery__main-image {
        height: 260px;
    }

    .product-gallery__thumbnails {
        gap: 8px;
        padding: 9px;
    }

    .product-gallery__thumbnail {
        flex-basis: 62px;
        width: 62px;
        height: 62px;
    }

    .product-title {
        font-size: 22px;
    }

    .product-description {
        margin-top: 24px;
        padding-top: 20px;
    }

    .product-reviews {
        margin-top: 20px;
        padding: 24px;
    }

    .product-reviews__heading {
        font-size: 17px;
    }

    .product-reviews__tab {
        padding: 10px 8px;
        font-size: 13px;
    }

    .product-review__top {
        align-items: flex-start;
    }

    .product-review-form__submit {
        width: 100%;
    }
}
.product-page .product-reading { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 32px; align-items: start; margin-top: 36px; padding-top: 32px; border-top: 1px solid #dfe8ec; }
.product-page .product-reading .product-description { min-width: 0; margin-top: 0; }
.product-sidebar { position: sticky; top: 24px; display: grid; gap: 20px; min-width: 0; }
.product-toc, .product-sidebar-related { padding: 20px; border: 1px solid #dfe8ec; border-radius: 16px; background: #f6f9fa; }
.product-toc { border-top: 4px solid var(--site-accent); }
.product-toc > strong, .product-sidebar-related h2 { display: block; margin: 0 0 16px; color: var(--site-primary); font-size: 18px; font-weight: 700; }
.product-toc > div { max-height: 40vh; overflow-y: auto; scrollbar-width: thin; }
.product-toc a { display: block; min-height: 44px; padding: 10px 0; border-bottom: 1px solid #dfe8ec; color: #31566b; font-size: 13px; line-height: 1.9; }
.product-sidebar-related { background: #fff; }
.product-sidebar-related > a { display: flex; align-items: center; gap: 12px; padding-block: 12px; color: var(--site-primary); border-bottom: 1px solid #edf1f3; font-size: 14px; }
.product-sidebar-related > a:last-child { border: 0; padding-bottom: 0; }
.product-sidebar-related img { width: 64px; height: 64px; object-fit: contain; border-radius: 10px; }
.product-sidebar-guide { display: flex; justify-content: center; align-items: center; min-height: 48px; padding: 14px; border-radius: 12px; background: var(--site-primary); color: #fff; font-size: 14px; }
.product-sidebar-guide:hover { background: #1b506b; color: #fff; }
.product-page .product-reading .product-description__content { max-width: 760px; width: 100%; font-size: 16px; line-height: 2.2; color: #344b58; }
.product-reading .product-description__content :is(h2, h3) { scroll-margin-top: 28px; color: var(--site-primary); }
.product-reading .product-description__content h2 { padding-top: 20px; border-top: 1px solid #e3e9ed; font-size: 23px; }
.product-reading .product-description__content h3 { font-size: 19px; }
.product-sidebar a:focus-visible { outline: 3px solid var(--site-accent); outline-offset: 3px; }
@media (max-width: 767px) {
  .product-page .product-reading { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .product-sidebar { position: static; }
  .product-toc > div { max-height: 220px; }
  .product-sidebar-related, .product-sidebar-guide { display: none; }
}

.product-reading .product-description__content :is(p, li) { font-weight: 400; }