.product-tabs-section {
    padding: 0 0 clamp(3rem, 6vw, 5.5rem);
    background: #fff;
}

.product-tabs {
    background: #fff;
}

.product-tabs__nav {
    display: flex;
    align-items: flex-end;
    gap: 0.35rem;
    min-height: 66px;
    padding: 0 0.9rem;
    border-bottom: 1px solid var(--color-border);
    background: #fff;
    overflow-x: auto;
    overflow-y: visible;
    scrollbar-width: thin;
}

.product-tabs__tab {
    position: relative;
    min-height: 58px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    flex: 0 0 auto;
    margin: 0 0 -1px;
    padding: 0 1.45rem;
    border: 1px solid transparent;
    border-bottom-color: transparent;
    border-radius: 7px 7px 0 0;
    background: transparent;
    color: var(--color-ink-soft);
    font: inherit;
    font-size: 0.9rem;
    font-weight: 850;
    cursor: pointer;
}

.product-tabs__tab:hover,
.product-tabs__tab:focus-visible {
    color: #1769e0;
    outline: none;
}

.product-tabs__tab.is-active {
    z-index: 2;
    border-color: var(--color-border);
    border-bottom-color: #fff;
    background: #fff;
    color: #1769e0;
    box-shadow: 0 -2px 7px rgba(20, 20, 20, 0.035);
}

.product-tabs__count {
    min-width: 1.55rem;
    height: 1.55rem;
    display: inline-grid;
    place-items: center;
    padding: 0 0.38rem;
    border-radius: 999px;
    background: var(--color-soft);
    color: var(--color-ink-soft);
    font-size: 0.68rem;
    font-weight: 900;
}

.product-tabs__tab.is-active .product-tabs__count {
    background: #eef4ff;
    color: #1769e0;
}

.product-tabs__content {
    border: 1px solid var(--color-border);
    border-top: 0;
    background: #fff;
}

.product-tabs__panel[hidden] {
    display: none;
}

.product-tabs__panel-inner {
    max-width: 1180px;
    min-height: 300px;
    padding: clamp(2rem, 4vw, 3.5rem);
}

.product-tabs__panel h2 {
    margin: 0;
    font-family: inherit;
    font-size: clamp(1.7rem, 3vw, 2.55rem);
    line-height: 1.08;
    letter-spacing: -0.03em;
    font-weight: 800;
}

.product-tabs__panel .product-description__copy {
    max-width: 1020px;
    margin-top: 1.6rem;
    color: var(--color-ink);
    font-size: 1rem;
    line-height: 1.75;
}

.product-tabs__panel .product-description__copy p {
    margin: 0 0 1.1rem;
}

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

.product-tabs__panel .product-description__copy ul,
.product-tabs__panel .product-description__copy ol {
    margin: 1rem 0 1.25rem;
    padding-left: 1.45rem;
}

.product-tabs__panel .product-description__copy li + li {
    margin-top: 0.4rem;
}

.product-tabs__empty {
    margin: 1.25rem 0 0;
    color: var(--color-ink-soft);
    line-height: 1.65;
}

.product-comments__heading {
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    padding-bottom: 1.4rem;
    border-bottom: 1px solid var(--color-border);
}

.product-comments__heading p {
    margin: 0.6rem 0 0;
    color: var(--color-ink-soft);
    font-size: 0.9rem;
    line-height: 1.55;
}

.product-comments__empty {
    max-width: 680px;
    margin-top: 2rem;
    padding: 1.4rem 1.5rem;
    border: 1px solid var(--color-border);
    background: #fafafa;
}

.product-comments__empty strong {
    display: block;
    font-size: 0.95rem;
}

.product-comments__empty p {
    margin: 0.5rem 0 0;
    color: var(--color-ink-soft);
    font-size: 0.86rem;
    line-height: 1.55;
}

.product-comments__list {
    max-width: 900px;
    margin-top: 0.5rem;
}

.product-comment {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 1rem;
    padding: 1.6rem 0;
    border-bottom: 1px solid var(--color-border);
}

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

.product-comment__avatar {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--color-soft);
    color: var(--color-ink);
    font-size: 0.9rem;
    font-weight: 900;
}

.product-comment__content > strong,
.product-comment__reply > strong {
    display: block;
    font-size: 0.86rem;
    font-weight: 900;
}

.product-comment__message,
.product-comment__reply > div {
    margin-top: 0.55rem;
    color: var(--color-ink-soft);
    font-size: 0.9rem;
    line-height: 1.65;
}

.product-comment__replies {
    display: grid;
    gap: 0.75rem;
    margin-top: 1rem;
}

.product-comment__reply {
    padding: 0.9rem 1rem;
    border-left: 3px solid var(--color-brand);
    background: #fafafa;
}

@media (max-width: 640px) {
    .product-tabs-section {
        padding-bottom: 3rem;
    }

    .product-tabs__nav {
        min-height: 60px;
        padding: 0 0.35rem;
    }

    .product-tabs__tab {
        min-height: 54px;
        padding: 0 0.9rem;
        font-size: 0.8rem;
    }

    .product-tabs__panel-inner {
        min-height: 240px;
        padding: 1.5rem 1rem 2rem;
    }

    .product-tabs__panel h2 {
        font-size: 1.65rem;
    }

    .product-comment {
        grid-template-columns: 36px minmax(0, 1fr);
        gap: 0.75rem;
    }

    .product-comment__avatar {
        width: 36px;
        height: 36px;
    }
}