/**
 * NetStore Enterprise – Product Detail Page CSS
 * Loaded only on catalog_product_view via catalog_product_view.xml
 */

/* 1. PDP LAYOUT */
.ns-pdp {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px 60px;
}
.ns-pdp__top {
    display: grid;
    grid-template-columns: 480px 1fr;
    gap: 40px;
    margin-bottom: 40px;
    align-items: start;
}

/* 2. GALLERY */
.ns-gallery {
    position: sticky;
    top: 84px;
    align-self: start;
}
.ns-gallery__ribbon {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: linear-gradient(135deg, #1557b0, #0073e6);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 4px 14px;
    border-radius: var(--ns-radius);
    margin-bottom: 10px;
}
.ns-gallery__ribbon-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #7dd3fc;
    flex-shrink: 0;
}
.ns-gallery__main {
    background: var(--ns-bg-white);
    border: 1px solid var(--ns-border);
    border-radius: var(--ns-radius-lg);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    position: relative;
    margin-bottom: 12px;
    cursor: zoom-in;
}
.ns-gallery__main-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 12px;
    display: block;
    transition:
        transform 0.45s cubic-bezier(0.22, 0.68, 0, 1.2),
        opacity 0.3s ease;
    will-change: transform, opacity;
}
.ns-gallery__main-img--transitioning {
    opacity: 0;
    transform: scale(0.96) translateY(6px);
}
.ns-gallery__main:not(.ns-gallery__main--zoomed):hover .ns-gallery__main-img {
    transform: scale(1.04);
}
.ns-gallery__main--zoomed {
    cursor: zoom-out;
    overflow: hidden;
}
.ns-gallery__placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--ns-text-light);
    pointer-events: none;
}
.ns-gallery__placeholder svg {
    opacity: 0.28;
}
.ns-gallery__placeholder-sku {
    font-size: 0.78rem;
    font-family: var(--ns-mono);
    background: var(--ns-bg-section);
    padding: 4px 10px;
    border-radius: 4px;
    color: var(--ns-text-muted);
}
.ns-gallery__thumbs {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin-top: 10px;
}
.ns-gallery__thumb {
    background: var(--ns-bg-white);
    border: 1.5px solid var(--ns-border);
    border-radius: var(--ns-radius);
    aspect-ratio: 1;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition:
        border-color 0.2s ease,
        box-shadow 0.2s ease,
        transform 0.18s ease;
}
.ns-gallery__thumb:hover {
    border-color: var(--ns-accent);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 115, 230, 0.15);
}
.ns-gallery__thumb--active {
    border-color: var(--ns-accent);
    box-shadow: 0 0 0 3px rgba(0, 115, 230, 0.15);
}
.ns-gallery__thumb-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 4px;
    transition: transform 0.3s ease;
}
.ns-gallery__thumb:hover .ns-gallery__thumb-img {
    transform: scale(1.08);
}

/* 3. PRODUCT INFO */
.ns-product-info__brand {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--ns-accent);
    margin-bottom: 8px;
}
.ns-product-info__name {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--ns-navy);
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
}
.ns-product-info__sku-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}
.ns-product-info__sku-label {
    font-size: 0.78rem;
    color: var(--ns-text-muted);
}
.ns-product-info__sku-value {
    font-family: var(--ns-mono);
    font-size: 0.78rem;
    background: var(--ns-bg-section);
    border: 1px solid var(--ns-border);
    color: var(--ns-navy);
    padding: 3px 10px;
    border-radius: 4px;
}
.ns-product-info__rating-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}
.ns-rating__stars {
    display: flex;
    gap: 2px;
}
.ns-rating__star {
    width: 16px;
    height: 16px;
    display: block;
    flex-shrink: 0;
}
.ns-rating__star path {
    fill: var(--ns-border);
}
.ns-rating__star--on path {
    fill: var(--ns-gold);
}
.ns-rating__num {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--ns-text);
}
.ns-rating__count {
    font-size: 0.8rem;
    color: var(--ns-accent);
    cursor: pointer;
}
.ns-rating__count:hover {
    text-decoration: underline;
}
.ns-product-info__short-desc {
    font-size: 0.9rem;
    color: var(--ns-text-muted);
    line-height: 1.75;
    margin-bottom: 16px;
}

/* 4. PRICE */
.ns-price {
    margin-bottom: 16px;
}
.ns-price__special-row {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.ns-price__special,
.ns-price__regular {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--ns-navy);
    letter-spacing: -0.03em;
    line-height: 1;
    display: block;
}
.ns-price__save-badge {
    display: inline-flex;
    align-items: center;
    background: #fff3cd;
    color: #856404;
    border: 1px solid #ffc107;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    padding: 3px 9px;
    border-radius: 4px;
}
.ns-price__old-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 5px;
}
.ns-price__old-label {
    font-size: 0.78rem;
    color: var(--ns-text-muted);
}
.ns-price__old {
    font-size: 0.95rem;
    color: var(--ns-text-light);
    text-decoration: line-through;
}
/* .ns-price__gst-note {
    font-size: 0.73rem;
    color: var(--ns-text-light);
    margin-top: 6px;
} */

/* 5. STOCK BADGE */
.ns-product-info__stock-badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 0.82rem;
    font-weight: 600;
    border-radius: var(--ns-radius);
    padding: 5px 12px;
    margin-bottom: 16px;
}
.ns-product-info__stock-badge--instock {
    color: var(--ns-green);
    background: var(--ns-green-bg);
    border: 1px solid #b6e2cc;
}
.ns-product-info__stock-badge--outofstock {
    color: var(--ns-red);
    background: #fde8e6;
    border: 1px solid #f5c6c2;
}
.ns-product-info__stock-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    flex-shrink: 0;
    animation: pulseDot 2.2s ease-in-out infinite;
}
.ns-product-info__stock-badge--instock .ns-product-info__stock-dot {
    background: var(--ns-green);
}
.ns-product-info__stock-badge--outofstock .ns-product-info__stock-dot {
    background: var(--ns-red);
}

/* STOCK ROW — badge + qty */
.ns-product-info__stock-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
/* Override margin từ stock-badge vì giờ margin được handle bởi stock-row */
.ns-product-info__stock-row .ns-product-info__stock-badge {
    margin-bottom: 0;
}
.ns-product-info__stock-qty {
    display: flex;
    align-items: baseline;
    gap: 4px;
    padding: 5px 10px;
    background: var(--ns-bg-section);
    border: 1px solid var(--ns-border);
    border-radius: var(--ns-radius);
}
.ns-product-info__stock-qty-num {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--ns-navy);
    font-family: var(--ns-mono);
}
.ns-product-info__stock-qty-label {
    font-size: 0.72rem;
    color: var(--ns-text-muted);
    white-space: nowrap;
}

/* 6. QUICK SPECS */
.ns-product-info__quick-specs {
    background: var(--ns-bg-section);
    border: 1px solid var(--ns-border);
    border-radius: var(--ns-radius-lg);
    padding: 14px 16px;
    margin-bottom: 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px 24px;
}
.ns-product-info__qs-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.ns-product-info__qs-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--ns-text-light);
    font-weight: 500;
}
.ns-product-info__qs-value {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--ns-navy);
}

/* 7. ADD TO CART */
.ns-addtocart {
    background: var(--ns-bg-white);
    border: 1px solid var(--ns-border);
    border-radius: var(--ns-radius-lg);
    padding: 16px 18px;
}
.ns-addtocart__qty-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}
.ns-addtocart__qty-label {
    font-size: 0.82rem;
    color: var(--ns-text-muted);
    flex-shrink: 0;
}
.ns-addtocart__qty-control {
    display: inline-flex !important;
    align-items: center;
    border: 1.5px solid var(--ns-border);
    border-radius: var(--ns-radius);
    overflow: hidden;
    width: fit-content !important;
    height: 34px;
    flex-shrink: 0;
    transition: border-color var(--ns-transition);
}
.ns-addtocart__qty-control:focus-within {
    border-color: var(--ns-accent);
}
.ns-addtocart__qty-btn {
    background: var(--ns-bg-section);
    border: none;
    width: 32px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ns-text-muted);
    font-size: 1.1rem;
    font-weight: 300;
    line-height: 1;
    flex-shrink: 0;
    transition:
        background var(--ns-transition),
        color var(--ns-transition);
}
.ns-addtocart__qty-btn:hover {
    background: var(--ns-border);
    color: var(--ns-text);
}
.ns-addtocart__qty-input {
    width: 46px !important;
    height: 34px;
    text-align: center;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
    font-family: var(--ns-font);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--ns-text);
    background: var(--ns-bg-white);
    padding: 0;
    -moz-appearance: textfield;
    -webkit-appearance: none;
    appearance: none;
}
.ns-addtocart__qty-input::-webkit-outer-spin-button,
.ns-addtocart__qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
}
.ns-addtocart__btn-cart {
    width: 100%;
    background: var(--ns-accent);
    color: white;
    border: none;
    border-radius: var(--ns-radius);
    padding: 10px 20px;
    font-family: var(--ns-font);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 10px;
    transition:
        background var(--ns-transition),
        transform 0.1s;
}
.ns-addtocart__btn-cart:hover {
    background: var(--ns-accent-hover) !important;
    color: white;
    letter-spacing: 0.02em !important;
    font-weight: 600;
    font-size: 0.875rem !important;
    font-family: var(--ns-font) !important;
    box-shadow: 0 4px 18px rgba(0, 115, 230, 0.35);
    border: 0px !important;
}
.ns-addtocart__btn-cart:active {
    transform: scale(0.99);
}
.ns-addtocart__btn-enquire {
    width: 100%;
    background: var(--ns-bg-white);
    color: var(--ns-navy);
    border: 1.5px solid var(--ns-border);
    border-radius: var(--ns-radius);
    padding: 9px 20px;
    font-family: var(--ns-font);
    font-size: 0.85rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    transition:
        border-color var(--ns-transition),
        color var(--ns-transition);
}
.ns-addtocart__btn-enquire:visited {
    color: var(--ns-navy);
}
.ns-addtocart__btn-enquire:hover {
    border-color: var(--ns-navy);
    color: var(--ns-navy);
}
.ns-addtocart__outofstock-msg {
    font-size: 0.9rem;
    color: var(--ns-red);
    padding: 12px 0;
    margin-bottom: 10px;
}
.ns-addtocart__trust {
    display: flex;
    gap: 14px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--ns-border-light);
    flex-wrap: nowrap;
}
.ns-addtocart__trust-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.72rem;
    color: var(--ns-text-muted);
    white-space: nowrap;
}
.ns-addtocart__trust-item svg {
    color: var(--ns-green);
    flex-shrink: 0;
}

/* 8. TABS NAV */
.ns-tabs {
    margin-bottom: 48px;
}
.ns-tabs__nav {
    display: flex;
    border-bottom: 2px solid var(--ns-border);
    gap: 0;
}
.ns-tabs__btn {
    background: none;
    border: none;
    border-bottom: 2.5px solid transparent;
    padding: 12px 22px;
    font-family: var(--ns-font);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--ns-text-muted);
    cursor: pointer;
    white-space: nowrap;
    margin-bottom: -2px;
    letter-spacing: 0.01em;
    transition:
        color var(--ns-transition),
        border-color var(--ns-transition);
}
.ns-tabs__btn:hover {
    color: var(--ns-text);
    background: none;
    border: none;
}
.ns-tabs__btn--active {
    color: var(--ns-accent);
    border-bottom-color: var(--ns-accent);
    font-weight: 600;
}
.ns-tabs__btn:active,
.ns-tabs__btn:focus {
    color: var(--ns-accent);
    border-bottom-color: var(--ns-accent) !important;
    font-weight: 600;
    border: none;
    box-shadow: none;
    background: none;
    border-bottom: 2.5px solid;
}
.ns-tabs__count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--ns-bg-section);
    border: 1px solid var(--ns-border);
    border-radius: 20px;
    padding: 1px 8px;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--ns-text-muted);
    margin-left: 5px;
    line-height: 1.5;
    transition:
        background var(--ns-transition),
        color var(--ns-transition);
}
.ns-tabs__btn--active .ns-tabs__count {
    background: rgba(0, 115, 230, 0.1);
    border-color: rgba(0, 115, 230, 0.25);
    color: var(--ns-accent);
}
.ns-tabs__panel {
    padding: 36px 0 0;
    max-width: 860px;
}

/* 9. DESCRIPTION TAB */
.ns-tab-desc__collapsible {
    max-height: 520px;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}
.ns-tab-desc__collapsible::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    background: linear-gradient(transparent, var(--ns-bg));
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.ns-tab-desc__collapsible--expanded {
    max-height: 9999px;
}
.ns-tab-desc__collapsible--expanded::after {
    opacity: 0;
}
.ns-tab-desc__showmore-wrap {
    text-align: center;
    margin-top: 12px;
}
.ns-tab-desc__showmore-btn,
.ns-tab-desc__showmore-btn:focus {
    max-height: 36px;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: var(--ns-bg-white);
    border: 1.5px solid var(--ns-border);
    border-radius: 999px;
    padding: 9px 22px;
    font-family: var(--ns-font);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--ns-accent);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(13, 31, 60, 0.07);
    transition:
        border-color 0.2s,
        box-shadow 0.2s;
}

.ns-tab-desc__showmore-btn:hover {
    border-color: var(--ns-accent);
    box-shadow: 0 4px 16px rgba(0, 115, 230, 0.14);
    border: 1.5px solid var(--ns-border);
    color: var(--ns-accent);
}

.ns-tab-desc__showmore-btn svg {
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.ns-tab-desc__prose {
    background: none;
    padding: 0;
}
.ns-tab-desc__prose h1,
.ns-tab-desc__prose h2,
.ns-tab-desc__prose h3,
.ns-tab-desc__prose h4,
.ns-tab-desc__prose h5 {
    font-family: var(--ns-font) !important;
    font-weight: 600 !important;
    color: var(--ns-navy) !important;
    line-height: 1.3 !important;
    margin: 20px 0 8px !important;
}
.ns-tab-desc__prose h1 {
    font-size: 1.25rem !important;
}
.ns-tab-desc__prose h2 {
    font-size: 1.1rem !important;
}
.ns-tab-desc__prose h3,
.ns-tab-desc__prose h4 {
    font-size: 1rem !important;
}
.ns-tab-desc__prose p {
    margin-bottom: 14px !important;
    font-size: 0.9rem !important;
    color: var(--ns-text-muted) !important;
    line-height: 1.75 !important;
    font-family: var(--ns-font) !important;
}
.ns-tab-desc__prose ul,
.ns-tab-desc__prose ol {
    margin: 0 0 16px 20px !important;
    padding: 0 !important;
}
.ns-tab-desc__prose ul {
    list-style: disc !important;
}
.ns-tab-desc__prose ol {
    list-style: decimal !important;
}
.ns-tab-desc__prose li {
    font-size: 0.88rem !important;
    color: var(--ns-text-muted) !important;
    line-height: 1.65 !important;
    margin-bottom: 6px !important;
    display: list-item !important;
}
.ns-tab-desc__prose strong,
.ns-tab-desc__prose b {
    font-weight: 600 !important;
    color: var(--ns-navy) !important;
}
.ns-tab-desc__prose a {
    color: var(--ns-accent) !important;
    text-decoration: underline !important;
}
.ns-tab-desc__prose img {
    max-width: 100% !important;
    height: auto !important;
    border-radius: var(--ns-radius) !important;
    display: block !important;
    margin: 8px 0 !important;
}
.ns-tab-desc__prose table {
    width: 100% !important;
    border-collapse: collapse !important;
    margin-bottom: 16px !important;
    font-size: 0.875rem !important;
}
.ns-tab-desc__prose td,
.ns-tab-desc__prose th {
    padding: 9px 14px !important;
    border: 1px solid var(--ns-border) !important;
    color: var(--ns-text-muted) !important;
    vertical-align: top !important;
    text-align: left !important;
}
.ns-tab-desc__prose th {
    background: var(--ns-bg-section) !important;
    font-weight: 600 !important;
    color: var(--ns-navy) !important;
}
.ns-tab-desc__prose [data-content-type],
.ns-tab-desc__prose [data-appearance],
.ns-tab-desc__prose [data-element] {
    all: unset;
    display: block;
}
.ns-tab-desc__prose .pagebuilder-column,
.ns-tab-desc__prose .pagebuilder-column-group,
.ns-tab-desc__prose .pagebuilder-column-line {
    display: block !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    float: none !important;
}

/* 10. REVIEWS TAB */
.ns-tab-reviews__summary {
    background: var(--ns-bg-white);
    border: 1px solid var(--ns-border);
    border-radius: var(--ns-radius-lg);
    padding: 28px;
    margin-bottom: 32px;
    display: flex;
    align-items: center;
    gap: 32px;
}
.ns-tab-reviews__summary-score {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}
.ns-tab-reviews__score-big {
    font-size: 3.5rem;
    font-weight: 300;
    color: var(--ns-navy);
    line-height: 1;
    letter-spacing: -0.04em;
}
.ns-tab-reviews__stars {
    display: flex;
    gap: 3px;
}
.ns-tab-reviews__star {
    width: 18px;
    height: 18px;
}
.ns-tab-reviews__star--full path {
    fill: var(--ns-gold);
}
.ns-tab-reviews__star--empty path {
    fill: var(--ns-border);
}
.ns-tab-reviews__count-label {
    font-size: 0.8rem;
    color: var(--ns-text-muted);
    white-space: nowrap;
}
.ns-tab-reviews__bars {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
    justify-content: center;
}
.ns-tab-reviews__bar-row {
    display: flex;
    align-items: center;
    gap: 10px;
}
.ns-tab-reviews__bar-label {
    font-size: 0.75rem;
    color: var(--ns-text-muted);
    width: 42px;
    text-align: right;
    flex-shrink: 0;
}
.ns-tab-reviews__bar-track {
    flex: 1;
    height: 6px;
    background: var(--ns-border);
    border-radius: 3px;
    overflow: hidden;
}
.ns-tab-reviews__bar-fill {
    height: 100%;
    border-radius: 3px;
    background: var(--ns-gold);
    animation: nsBarGrow 0.7s cubic-bezier(0.22, 0.68, 0, 1.1) 0.3s both;
}
@keyframes nsBarGrow {
    from {
        width: 0 !important;
    }
}
.ns-tab-reviews__bar-count {
    font-size: 0.72rem;
    color: var(--ns-text-light);
    width: 22px;
    flex-shrink: 0;
    text-align: right;
}
.ns-tab-reviews__empty {
    color: var(--ns-text-muted);
    font-size: 0.9rem;
    padding: 20px 0;
}
.ns-review-card {
    background: var(--ns-bg-white);
    border: 1px solid var(--ns-border);
    border-radius: var(--ns-radius-lg);
    padding: 22px;
    margin-bottom: 16px;
    animation: ns-fade-up 0.4s ease both;
    transition:
        box-shadow 0.22s,
        transform 0.22s;
}
.ns-review-card:hover {
    box-shadow: var(--ns-shadow-md);
    transform: translateY(-2px);
}
.ns-review-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}
.ns-review-card__meta {
    display: flex;
    align-items: center;
    gap: 12px;
}
.ns-review-card__avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--ns-blue), var(--ns-accent));
    color: white;
    font-size: 0.82rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.ns-review-card__author {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--ns-text);
}
.ns-review-card__date {
    font-size: 0.75rem;
    color: var(--ns-text-light);
    margin-top: 2px;
}
.ns-review-card__stars {
    display: flex;
    gap: 2px;
}
.ns-review-card__star {
    width: 15px;
    height: 15px;
}
.ns-review-card__star path {
    fill: var(--ns-border);
}
.ns-review-card__star--on path {
    fill: var(--ns-gold);
}
.ns-review-card__title {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--ns-navy);
    margin-bottom: 8px;
}
.ns-review-card__body {
    font-size: 0.875rem;
    color: var(--ns-text-muted);
    line-height: 1.7;
}
.ns-tab-reviews__write-wrap {
    margin-top: 24px;
}
.ns-tab-reviews__write-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--ns-accent);
    color: white;
    border: none;
    border-radius: var(--ns-radius);
    padding: 10px 20px;
    font-family: var(--ns-font);
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    transition: background var(--ns-transition);
}
.ns-tab-reviews__write-btn:hover {
    background: var(--ns-accent-hover);
    color: white;
}

/* 11. FAQ TAB */
.ns-tab-faq__intro {
    font-size: 0.88rem;
    color: var(--ns-text-muted);
    margin-bottom: 24px;
    line-height: 1.65;
}
.ns-tab-faq__list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.ns-tab-faq__item {
    border: 1px solid var(--ns-border);
    border-radius: var(--ns-radius-lg);
    overflow: hidden;
    background: var(--ns-bg-white);
    transition:
        box-shadow 0.2s ease,
        border-color 0.2s ease;
}
.ns-tab-faq__item:hover {
    border-color: #c8d6eb;
    box-shadow: 0 2px 8px rgba(13, 31, 60, 0.07);
}
.ns-tab-faq__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 16px 20px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--ns-navy);
    background: transparent;
    cursor: pointer;
    user-select: none;
    width: 100%;
    text-align: left;
    border: none;
    font-family: var(--ns-font);
    transition: color 0.2s ease;
}
.ns-tab-faq__question:hover {
    background: transparent;
}
.ns-tab-faq__question--open {
    font-weight: 600;
}
.ns-tab-faq__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    min-width: 26px;
    border-radius: 50%;
    background: rgba(0, 115, 230, 0.08);
    border: 1px solid rgba(0, 115, 230, 0.2);
    color: var(--ns-accent);
    font-size: 1.1rem;
    font-weight: 400;
    line-height: 1;
    flex-shrink: 0;
    transition:
        background 0.2s ease,
        transform 0.25s ease;
}
.ns-tab-faq__question--open .ns-tab-faq__icon {
    background: rgba(0, 115, 230, 0.14);
    transform: rotate(45deg);
}
.ns-tab-faq__answer {
    display: none;
    padding: 0 20px 18px;
    font-size: 0.875rem;
    color: var(--ns-text-muted);
    line-height: 1.75;
    background: var(--ns-bg-white);
    border-top: 1px solid var(--ns-border-light);
}
.ns-tab-faq__answer--open {
    display: block;
    animation: ns-fade-up 0.25s cubic-bezier(0.22, 0.68, 0, 1.1) both;
}

/* 12. DOCUMENTS TAB */
.ns-tab-docs {
    max-width: 680px;
}
.ns-tab-docs__intro {
    font-size: 0.88rem;
    color: var(--ns-text-muted);
    margin-bottom: 24px;
    line-height: 1.65;
}
.ns-tab-docs__list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.ns-tab-docs__card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--ns-bg-white);
    border: 1px solid var(--ns-border);
    border-radius: var(--ns-radius-lg);
    text-decoration: none;
    color: var(--ns-text);
    transition:
        border-color var(--ns-transition),
        box-shadow var(--ns-transition),
        transform var(--ns-transition);
    animation: ns-fade-up 0.35s ease both;
}
.ns-tab-docs__card:nth-child(1) {
    animation-delay: 0.04s;
}
.ns-tab-docs__card:nth-child(2) {
    animation-delay: 0.08s;
}
.ns-tab-docs__card:nth-child(3) {
    animation-delay: 0.12s;
}
.ns-tab-docs__card:nth-child(n + 4) {
    animation-delay: 0.16s;
}
.ns-tab-docs__card:hover {
    border-color: var(--ns-accent);
    box-shadow: var(--ns-shadow);
    transform: translateY(-2px);
    text-decoration: none;
    color: var(--ns-text);
}
.ns-tab-docs__icon {
    width: 44px;
    height: 44px;
    border-radius: var(--ns-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    background: #fef2f2;
    border: 1px solid #fecaca;
}
.ns-tab-docs__icon svg {
    color: #dc2626;
}
.ns-tab-docs__icon--xlsx,
.ns-tab-docs__icon--xls,
.ns-tab-docs__icon--csv {
    background: #f0fdf4;
    border-color: #bbf7d0;
}
.ns-tab-docs__icon--xlsx svg,
.ns-tab-docs__icon--xls svg,
.ns-tab-docs__icon--csv svg {
    color: #16a34a;
}
.ns-tab-docs__icon--doc,
.ns-tab-docs__icon--docx {
    background: #eff6ff;
    border-color: #bfdbfe;
}
.ns-tab-docs__icon--doc svg,
.ns-tab-docs__icon--docx svg {
    color: #2563eb;
}
.ns-tab-docs__icon--zip,
.ns-tab-docs__icon--gz {
    background: #fefce8;
    border-color: #fef08a;
}
.ns-tab-docs__icon--zip svg,
.ns-tab-docs__icon--gz svg {
    color: #ca8a04;
}
.ns-tab-docs__info {
    flex: 1;
    min-width: 0;
}
.ns-tab-docs__name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--ns-navy);
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.ns-tab-docs__meta {
    font-size: 0.75rem;
    color: var(--ns-text-light);
}
.ns-tab-docs__dl {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--ns-accent);
    white-space: nowrap;
    flex-shrink: 0;
}
.ns-tab-docs__card:hover .ns-tab-docs__dl {
    text-decoration: underline;
}
.ns-tab-docs__card-wrap {
    display: flex;
    flex-direction: column;
    gap: 0;
}
.ns-tab-docs__view-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: var(--ns-text-light);
    text-decoration: none;
    padding: 6px 20px 8px;
    transition: color 0.18s;
}
.ns-tab-docs__view-link:hover {
    color: var(--ns-accent);
}

/* Related Products → netstore-related.css */
/* 14. SPECS TABLE */
.ns-tab-specs__group {
    margin-bottom: 32px;
}
.ns-tab-specs__group-title {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ns-accent);
    background: var(--ns-bg-section);
    border: 1px solid var(--ns-border);
    border-bottom: none;
    padding: 9px 18px;
    border-radius: var(--ns-radius) var(--ns-radius) 0 0;
}
.ns-tab-specs__table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid var(--ns-border);
    overflow: hidden;
}
.ns-tab-specs__table tr:last-child td {
    border-bottom: none;
}
.ns-tab-specs__table td {
    padding: 11px 18px;
    border-bottom: 1px solid var(--ns-border-light);
    font-size: 0.85rem;
    vertical-align: top;
}
.ns-tab-specs__label {
    width: 38%;
    color: var(--ns-text-muted);
    font-weight: 500;
    background: #fafbfc;
}
.ns-tab-specs__value {
    color: var(--ns-text);
    font-weight: 500;
}
.ns-tab-specs__table tr:hover td {
    background: #f5f8fd;
}
.ns-tab-specs__table tr:hover .ns-tab-specs__label {
    background: #f0f4f9;
}

/* 15. RESPONSIVE */
@media (max-width: 1024px) {
    /* related → netstore-related.css */
}
@media (max-width: 900px) {
    .ns-pdp__top {
        grid-template-columns: 1fr;
    }
    .ns-gallery {
        position: static;
    }
    .ns-addtocart__trust {
        flex-wrap: wrap;
    }
    .ns-tab-reviews__summary {
        flex-direction: column;
        gap: 20px;
    }
    .ns-tab-reviews__summary-score {
        flex-direction: row;
        gap: 14px;
        align-items: center;
    }
}
@media (max-width: 768px) {
    .ns-tab-docs__card {
        flex-wrap: wrap;
        gap: 12px;
    }
    .ns-tab-docs__dl {
        width: 100%;
        justify-content: flex-end;
    }
    .ns-tab-docs__name {
        white-space: normal;
    }
    .ns-pdp {
        padding: 0 16px 40px;
    }
    .ns-pdp__top {
        gap: 24px;
        margin-bottom: 28px;
    }
}
@media (max-width: 480px) {
    .ns-pdp {
        padding: 0 12px 32px;
    }
    .ns-tabs__nav {
        gap: 0;
    }
    .ns-tabs__btn {
        padding: 10px 10px;
        font-size: 0.78rem;
    }
    .ns-product-info__quick-specs {
        grid-template-columns: 1fr;
    }
    .ns-product-info__name {
        font-size: 1.15rem;
    }
    .ns-tabs__panel {
        padding: 24px 0 0;
    }
    .ns-addtocart__trust {
        gap: 10px;
    }
}

/* DESCRIPTION SCOPED */
.ns-tab-desc__scoped {
    contain: style;
    max-width: 100% !important;
}
.ns-tab-desc__scoped .pd-wrap {
    max-width: 100% !important;
    font-family: var(--ns-font) !important;
    font-size: 0.9rem !important;
    color: var(--ns-text-muted) !important;
    line-height: 1.75 !important;
}

/* REVIEW FORM */
.ns-review-form {
    margin-top: 32px;
    padding-top: 28px;
    border-top: 1px solid var(--ns-border);
}
.ns-review-form__toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--ns-accent);
    color: white;
    border: none;
    border-radius: var(--ns-radius);
    padding: 10px 20px;
    font-family: var(--ns-font);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--ns-transition);
}
.ns-review-form__toggle:hover {
    background: var(--ns-accent-hover);
    color: white;
}
.ns-review-form__toggle--active {
    background: var(--ns-bg-section);
    color: var(--ns-text-muted);
    border: 1.5px solid var(--ns-border);
}
.ns-review-form__body {
    margin-top: 24px;
    background: var(--ns-bg-white);
    border: 1px solid var(--ns-border);
    border-radius: var(--ns-radius-lg);
    padding: 28px;
    animation: ns-fade-up 0.25s ease both;
}
.ns-review-form__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--ns-navy);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.ns-review-form__product-name {
    font-size: 0.82rem;
    font-weight: 400;
    color: var(--ns-text-muted);
}
.ns-review-form__product-name::before {
    content: "—";
    margin-right: 6px;
}
.ns-review-form__field {
    margin-bottom: 20px;
}
.ns-review-form__label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--ns-navy);
    margin-bottom: 8px;
}
.ns-review-form__required {
    color: var(--ns-red);
    margin-left: 2px;
}
.ns-review-form__input,
.ns-review-form__textarea {
    box-sizing: border-box !important;
    width: 100% !important;
    margin: 0 !important;
    border: 1.5px solid var(--ns-border) !important;
    border-radius: var(--ns-radius) !important;
    padding: 10px 14px !important;
    font-family: var(--ns-font) !important;
    font-size: 0.875rem !important;
    color: var(--ns-text) !important;
    background: var(--ns-bg-white) !important;
    line-height: 1.5 !important;
    outline: none !important;
    box-shadow: none !important;
    transition:
        border-color var(--ns-transition),
        box-shadow var(--ns-transition) !important;
    -webkit-appearance: none !important;
    appearance: none !important;
}
.ns-review-form__input:focus,
.ns-review-form__textarea:focus {
    border-color: var(--ns-accent) !important;
    box-shadow: 0 0 0 3px rgba(0, 115, 230, 0.1) !important;
}
.ns-review-form__input.ns-invalid,
.ns-review-form__textarea.ns-invalid {
    border-color: var(--ns-red) !important;
    box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.1) !important;
}
.ns-review-form__textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.65;
}
.ns-review-form__char-count {
    font-size: 0.72rem;
    color: var(--ns-text-light);
    text-align: right;
    margin-top: 5px;
}
.ns-review-form__stars {
    display: flex !important;
    flex-direction: row-reverse !important;
    justify-content: flex-end !important;
    gap: 4px !important;
    align-items: center !important;
}
.ns-review-form__star-input {
    position: absolute !important;
    opacity: 0 !important;
    width: 0 !important;
    height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
    pointer-events: none !important;
}
.ns-review-form__star-label {
    display: block !important;
    width: 32px !important;
    height: 32px !important;
    cursor: pointer !important;
    color: var(--ns-border) !important;
    transition:
        color 0.15s ease,
        transform 0.15s ease !important;
    margin: 0 !important;
    padding: 0 !important;
}
.ns-review-form__star-label svg {
    width: 100% !important;
    height: 100% !important;
    display: block !important;
}
.ns-review-form__star-label:hover,
.ns-review-form__star-label:hover ~ .ns-review-form__star-label {
    color: var(--ns-gold) !important;
    transform: scale(1.15) !important;
}
.ns-review-form__star-input:checked ~ .ns-review-form__star-label {
    color: var(--ns-gold) !important;
}
.ns-review-form__actions {
    display: flex;
    gap: 10px;
    align-items: center;
    margin-top: 24px;
}
.ns-review-form__submit {
    background: var(--ns-accent);
    color: white;
    border: none;
    border-radius: var(--ns-radius);
    padding: 11px 24px;
    font-family: var(--ns-font);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--ns-transition);
}
.ns-review-form__submit:hover {
    background: var(--ns-accent-hover);
    border: none;
    color: white;
}
.ns-review-form__submit:disabled {
    background: var(--ns-border);
    color: var(--ns-text-light);
    cursor: not-allowed;
}
.ns-review-form__cancel {
    background: none;
    color: var(--ns-text-muted);
    border: 1.5px solid var(--ns-border);
    border-radius: var(--ns-radius);
    padding: 11px 20px;
    font-family: var(--ns-font);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition:
        border-color var(--ns-transition),
        color var(--ns-transition);
}
.ns-review-form__cancel:hover {
    border-color: var(--ns-text-muted);
    color: var(--ns-text);
    border: 1.5px solid var(--ns-border);
}
.ns-review-form__msg {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    border-radius: var(--ns-radius);
    font-size: 0.875rem;
    font-weight: 500;
    margin-top: 16px;
    animation: ns-fade-up 0.2s ease both;
}
.ns-review-form__msg--success {
    background: var(--ns-green-bg);
    border: 1px solid #b6e2cc;
    color: var(--ns-green);
}
.ns-review-form__msg--error {
    background: #fde8e6;
    border: 1px solid #f5c6c2;
    color: var(--ns-red);
}
.ns-review-form__msg[hidden] {
    display: none !important;
}
.ns-review-form__body[hidden] {
    display: none !important;
}