.product-hero {
    padding: 100px 0 60px;  }

.product-hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.product-gallery .main-image {
    background: var(--color-gray-100);
    border-radius: var(--border-radius);
    overflow: hidden;
    margin-bottom: 20px;
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-gallery .main-image img {
    max-width: 85%;
    max-height: 85%;
    object-fit: contain;
    transition: var(--transition-smooth);
}

.thumbnail-list {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.thumbnail-list .thumb {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-fast);
    background: var(--color-gray-100);
}

.thumbnail-list .thumb:hover,
.thumbnail-list .thumb.active {
    border-color: var(--color-fulgent-red);
}

.product-benefits {
    padding: var(--section-padding);
    background: var(--color-gray-100);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.benefit-card {
    background: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    width: 96px;        height: 96px;
    font-size: 48px;
    line-height: 96px;
    text-align: center;
    margin: 0 auto 20px;
    background: #FFF3F4;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.benefit-card h3 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--color-navy-deep);
}

/* --- 5. Logistics Table --- */
.product-logistics {
    padding: var(--section-padding);
}

.section-subtitle {
    text-align: center;
    color: var(--color-gray-700);
    margin-top: -30px;
    margin-bottom: 40px;
    font-size: 16px;
}

.table-responsive {
    overflow-x: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.logistics-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    min-width: 800px;
}

.logistics-table th,
.logistics-table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--color-gray-300);
}

.logistics-table th {
    background: var(--color-navy-deep);
    color: #fff;
    font-weight: 600;
    font-size: 14px;
}

.logistics-table tbody tr:hover {
    background: var(--color-gray-100);
}

/* --- 6. Tabs (Ingredients & Usage) --- */
.product-details-tabs {
    padding: var(--section-padding);
    background: var(--color-gray-100);
}

.tabs-container {
    max-width: 900px;
    margin: 0 auto;
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.tabs-header {
    display: flex;
    border-bottom: 2px solid var(--color-gray-300);
}

.tab-btn {
    flex: 1;
    padding: 20px;
    background: none;
    border: none;
    font-family: var(--font-primary);
    font-size: 16px;
    font-weight: 600;
    color: var(--color-gray-700);
    cursor: pointer;
    transition: var(--transition-fast);
}

.tab-btn:hover {
    color: var(--color-fulgent-red);
}

.tab-btn.active {
    color: var(--color-fulgent-red);
    border-bottom: 3px solid var(--color-fulgent-red);
    margin-bottom: -2px;
}

.tabs-content {
    padding: 40px;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.ingredients-grid {
    display: grid;
    gap: 25px;
}

.ingredient-item h4 {
    color: var(--color-fulgent-red);
    font-size: 18px;
    margin-bottom: 8px;
}

.usage-list {
    list-style: none;
    padding: 0;
}

.usage-list li {
    position: relative;
    padding-left: 30px;
    margin-bottom: 15px;
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray-700);
}

.usage-list li::before {
    content: "\2713";
    position: absolute;
    left: 0;
    top: 2px;
    color: var(--color-fulgent-red);
    font-weight: bold;
    font-size: 18px;
}

/* --- 7. Cross Sell --- */
.product-cross-sell {
    padding: var(--section-padding);
}

.cross-sell-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.cross-sell-card {
    background: #fff;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    border: 1px solid var(--color-gray-300);
}

.cross-sell-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-fulgent-red);
}

.cross-sell-image {
    height: 200px;
    background: var(--color-gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cross-sell-image img {
    max-height: 80%;
    object-fit: contain;
}

.cross-sell-content {
    padding: 20px;
    text-align: center;
}

.cross-sell-content h4 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--color-navy-deep);
}

/* --- 8. Final B2B CTA --- */
.b2b-final-cta {
    padding: var(--section-padding);
    background: var(--color-navy-deep);
    text-align: center;
}

.b2b-cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.b2b-cta-content h2 {
    color: #fff;
    font-size: 36px;
    margin-bottom: 20px;
    font-family: var(--font-display);
}

.b2b-cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 18px;
    margin-bottom: 35px;
}

/* --- 9. Responsive --- */
@media (max-width: 992px) {
    .product-hero {
        padding: 80px 0 50px;
    }
    .product-hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .product-title {
        font-size: 32px;
    }
    .benefit-icon {
        width: 80px;
        height: 80px;
        font-size: 40px;
        line-height: 80px;
    }
}

@media (max-width: 768px) {
    .product-hero {
        padding: 70px 0 40px;
    }
    .product-meta-grid {
        grid-template-columns: 1fr;
    }
    .tabs-content {
        padding: 20px;
    }
    .b2b-cta-content h2 {
        font-size: 28px;
    }
    .thumbnail-list .thumb {
        width: 60px;
        height: 60px;
    }
    .benefit-icon {
        width: 72px;
        height: 72px;
        font-size: 36px;
        line-height: 72px;
    }
}

@media (max-width: 480px) {
    .product-hero {
        padding: 60px 0 30px;
    }
    .benefit-icon {
        width: 64px;
        height: 64px;
        font-size: 32px;
        line-height: 64px;
    }
}
/* Fulgent B2C product detail visual layer */
body.page-product .product-hero {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #fff 0%, #FFF3F4 100%);
}

body.page-product .product-hero::after {
    content: '';
    position: absolute;
    left: 8%;
    top: 92px;
    width: min(360px, 38vw);
    height: 64px;
    border-bottom: 7px solid var(--color-fulgent-red);
    border-radius: 0 0 50% 50%;
    opacity: 0.85;
    pointer-events: none;
}

body.page-product .product-hero-grid {
    position: relative;
    z-index: 1;
}

body.page-product .product-category-tag,
body.page-product .ingredient-item h4,
body.page-product .tab-btn:hover,
body.page-product .tab-btn.active {
    color: var(--color-fulgent-red);
}

body.page-product .tab-btn.active {
    border-bottom-color: var(--color-fulgent-red);
}

body.page-product .badge,
body.page-product .benefit-icon {
    background: #FFF3F4;
}

body.page-product .thumbnail-list .thumb:hover,
body.page-product .thumbnail-list .thumb.active,
body.page-product .cross-sell-card:hover {
    border-color: var(--color-fulgent-red);
}

body.page-product .btn-primary {
    background: var(--color-fulgent-red);
}

body.page-product .btn-primary:hover {
    background: var(--color-fulgent-red-dark);
}

body.page-product .usage-list li::before {
    color: var(--color-fulgent-red);
}

/* Product detail pages use Fulgent colors instead of Terahealth corporate blue. */
body.page-product,
body.page-product h1,
body.page-product h2,
body.page-product h3,
body.page-product h4,
body.page-product .product-title,
body.page-product .meta-value,
body.page-product .benefit-card h3,
body.page-product .cross-sell-content h4,
body.page-product .page-breadcrumb .breadcrumb .current {
    color: var(--color-accent-black);
}

body.page-product .product-category-tag,
body.page-product .ingredient-item h4,
body.page-product .tab-btn:hover,
body.page-product .tab-btn.active,
body.page-product .btn-link,
body.page-product .page-breadcrumb .breadcrumb a {
    color: var(--color-fulgent-red);
}

body.page-product .footer-col a {
    color: var(--color-fulgent-red-link);
}

body.page-product .btn-link:hover,
body.page-product .page-breadcrumb .breadcrumb a:hover,
body.page-product .footer-legal a:hover {
    color: var(--color-accent-black);
}

body.page-product .footer-col a:hover {
    color: #fff;
}

body.page-product .tab-btn.active {
    border-bottom-color: var(--color-fulgent-red);
}

body.page-product .badge {
    background: #FFF3F4;
    color: var(--color-accent-black);
}

body.page-product .benefit-icon {
    background: var(--color-fulgent-red);
    color: #fff;
}

body.page-product .logistics-table th,
body.page-product .b2b-final-cta,
body.page-product .site-footer {
    background: var(--color-accent-black);
}

body.page-product .logistics-table tbody tr:hover {
    background: #FFF3F4;
}

body.page-product .btn-primary,
body.page-product .header-actions .btn-primary {
    background: var(--color-fulgent-red);
    border-color: var(--color-fulgent-red);
    color: #fff;
}

body.page-product .btn-primary:hover,
body.page-product .header-actions .btn-primary:hover {
    background: var(--color-fulgent-red-dark);
    border-color: var(--color-fulgent-red-dark);
}

body.page-product .btn-outline {
    color: var(--color-accent-black);
    border-color: var(--color-accent-black);
}

body.page-product .btn-outline:hover {
    background: var(--color-accent-black);
    border-color: var(--color-accent-black);
    color: #fff;
}

body.page-product input:focus,
body.page-product textarea:focus,
body.page-product select:focus {
    border-color: var(--color-fulgent-red);
    box-shadow: 0 0 0 3px rgba(227, 6, 19, 0.1);
}

@media (max-width: 768px) {
    body.page-product .product-hero::after {
        top: 70px;
        left: 20px;
        width: min(260px, 70vw);
        height: 46px;
        border-bottom-width: 6px;
    }
}

body.page-product .site-footer h4,
body.page-product .site-footer p,
body.page-product .site-footer li,
body.page-product .site-footer .footer-bottom p {
    color: #fff;
}

body.page-product .main-nav .nav-menu a {
    color: var(--color-accent-black);
}

body.page-product .main-nav .nav-menu a:hover,
body.page-product .main-nav .nav-menu > li > a[href="products.html"],
body.page-product .main-nav .nav-menu li.menu-item-has-children:hover > a,
body.page-product .main-nav .nav-menu .sub-menu li a:hover {
    color: var(--color-fulgent-red);
}

body.page-product .main-nav .nav-menu a::after {
    background: var(--color-fulgent-red);
}

body.page-product .main-nav .nav-menu > li > a[href="products.html"]::after {
    width: 100%;
}

body.page-product .main-nav .nav-menu .sub-menu {
    border-top-color: var(--color-fulgent-red);
}


/* Product detail visual regression cleanup */
body.page-product .product-hero {
    background: #ffffff;
}

body.page-product .product-hero::after {
    display: none;
    content: none;
}

body.page-product .product-gallery .main-image,
body.page-product .cross-sell-image {
    background: #f8f9fa;
}

body.page-product .product-gallery .main-image img[src$=".svg"],
body.page-product .thumbnail-list .thumb[src$=".svg"],
body.page-product .cross-sell-image img[src$=".svg"] {
    object-fit: contain;
    padding: 24px;
}

body.page-product .thumbnail-list .thumb[src$=".svg"] {
    padding: 12px;
}
/* Product info polish */
body.page-product .product-info {
    background: #ffffff;
    border: 1px solid rgba(17, 17, 17, 0.08);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    padding: 34px;
}

body.page-product .product-category-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--color-fulgent-red);
}

body.page-product .product-title {
    font-size: 42px;
    line-height: 1.1;
    margin-bottom: 10px;
}

body.page-product .product-tagline {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-accent-black);
    margin-bottom: 12px;
}

body.page-product .product-description {
    font-size: 16px;
    color: #333333;
    margin-bottom: 22px;
}

body.page-product .product-meta-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 18px 0;
}

body.page-product .meta-box {
    border: 1px solid var(--color-gray-300);
    border-radius: 8px;
    padding: 12px 14px;
    background: #ffffff;
}

body.page-product .meta-label {
    display: block;
    font-size: 12px;
    font-weight: 700;
    color: #666666;
    margin-bottom: 4px;
    text-transform: uppercase;
}

body.page-product .meta-value {
    display: block;
    font-size: 14px;
    font-weight: 700;
}

body.page-product .product-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 18px 0 24px;
}

body.page-product .product-badges .badge {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    border-radius: 999px;
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 700;
}

body.page-product .product-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

body.page-product .product-actions .btn {
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

body.page-product .manifesto-section {
    background: #FFF3F4;
}

body.page-product .manifesto-content blockquote,
body.page-product .manifesto-content blockquote strong,
body.page-product .manifesto-signature {
    color: var(--color-accent-black);
}

@media (max-width: 768px) {
    body.page-product .product-info {
        padding: 24px;
    }

    body.page-product .product-title {
        font-size: 34px;
    }

    body.page-product .product-meta-grid,
    body.page-product .product-actions {
        grid-template-columns: 1fr;
        flex-direction: column;
    }
}

/* Card system alignment for product detail surfaces. */
body.page-product .benefit-card,
body.page-product .cross-sell-card,
body.page-product .tabs-container {
    border-radius: var(--card-radius);
    border: 1px solid #ead9da;
    box-shadow: var(--card-shadow);
}

body.page-product .benefit-card:hover,
body.page-product .cross-sell-card:hover {
    transform: translateY(var(--card-hover-lift));
    box-shadow: var(--card-shadow-hover);
    border-color: rgba(227, 6, 19, 0.28);
}

body.page-product .benefit-card,
body.page-product .cross-sell-card {
    padding: var(--card-padding);
}

/* Premium product hero presentation */
body.page-product .product-hero {
    padding: 74px 0 64px;
    background: linear-gradient(180deg, #fff 0%, #fbfbfb 100%);
}

body.page-product .product-hero-grid {
    align-items: center;
    gap: clamp(42px, 5vw, 76px);
}

body.page-product .product-gallery .main-image {
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    overflow: visible;
    margin-bottom: 18px;
    aspect-ratio: 1 / 1;
}

body.page-product .product-gallery .main-image img {
    width: 100%;
    height: 100%;
    max-width: none;
    max-height: none;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 18px 42px rgba(0, 0, 0, 0.07);
}

body.page-product .thumbnail-list {
    gap: 12px;
}

body.page-product .thumbnail-list .thumb {
    width: 76px;
    height: 76px;
    background: #fff;
    border: 1px solid rgba(17, 17, 17, 0.1);
    border-radius: 8px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.04);
    padding: 0;
}

body.page-product .thumbnail-list .thumb:hover,
body.page-product .thumbnail-list .thumb.active {
    border-color: var(--color-fulgent-red);
    box-shadow: 0 10px 24px rgba(227, 6, 19, 0.12);
}

body.page-product .product-info {
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(17, 17, 17, 0.07);
    border-radius: 8px;
    box-shadow: 0 18px 45px rgba(0, 0, 0, 0.06);
    padding: clamp(30px, 3.4vw, 44px);
    backdrop-filter: blur(12px);
}

body.page-product .product-meta-grid {
    gap: 14px;
}

body.page-product .meta-box {
    background: rgba(255, 255, 255, 0.72);
    border-color: rgba(17, 17, 17, 0.12);
    border-radius: 8px;
}

body.page-product .product-badges .badge {
    background: rgba(227, 6, 19, 0.07);
    border: 1px solid rgba(227, 6, 19, 0.08);
}
/* Product detail trust icons */
body.page-product .product-trust-icons {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 18px;
    margin: 22px 0 26px;
}

body.page-product .product-trust-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
}

body.page-product .product-trust-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

@media (max-width: 768px) {
    body.page-product .product-trust-icons {
        gap: 14px;
    }

    body.page-product .product-trust-icon {
        width: 44px;
        height: 44px;
    }
}


/* Product benefit positive check icons. */
body.page-product .benefit-icon {
    background: transparent;
    color: inherit;
}

body.page-product .benefit-icon img {
    width: 78px;
    height: 78px;
    display: block;
}

/* --------------------------------------------------------------------------
   Canonical Fulgent product-detail system
   Shared by every individual product page. It follows the site's restrained
   8px card geometry, left-aligned hierarchy and red/black Fulgent palette.
   -------------------------------------------------------------------------- */
body.page-product {
    --product-surface: #f6f7f9;
    --product-line: #dfe3e8;
    --product-ink: #111111;
    --product-muted: #526174;
    background: #ffffff;
}

body.page-product .page-breadcrumb {
    background: #f7f8fa;
    border-bottom: 1px solid var(--product-line);
}

body.page-product .product-hero {
    padding: 56px 0 64px;
    background: linear-gradient(180deg, #ffffff 0%, #f7f8fa 100%);
    border-bottom: 1px solid var(--product-line);
}

body.page-product .product-hero-grid {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    gap: clamp(32px, 4vw, 56px);
    align-items: stretch;
}

body.page-product .product-gallery {
    min-width: 0;
}

body.page-product .product-gallery .main-image {
    aspect-ratio: 1 / 1;
    margin: 0 0 16px;
    padding: 20px;
    overflow: hidden;
    background: #ffffff;
    border: 1px solid var(--product-line);
    border-top: 4px solid var(--color-fulgent-red);
    border-radius: 8px;
    box-shadow: 0 12px 30px rgba(17, 17, 17, 0.06);
}

body.page-product .product-gallery .main-image img {
    width: 100%;
    height: 100%;
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 6px;
    box-shadow: none;
}

body.page-product .thumbnail-list {
    gap: 10px;
}

body.page-product .thumbnail-list .thumb {
    width: 72px;
    height: 72px;
    padding: 5px;
    object-fit: contain;
    background: #ffffff;
    border: 1px solid var(--product-line);
    border-radius: 8px;
    box-shadow: none;
}

body.page-product .thumbnail-list .thumb:hover,
body.page-product .thumbnail-list .thumb.active {
    border-color: var(--color-fulgent-red);
    box-shadow: 0 0 0 3px rgba(227, 6, 19, 0.08);
}

body.page-product .product-info {
    align-self: stretch;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(30px, 3.4vw, 44px);
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid var(--product-line);
    border-top: 4px solid var(--color-fulgent-red);
    border-radius: 8px;
    box-shadow: 0 12px 30px rgba(17, 17, 17, 0.06);
    backdrop-filter: blur(12px);
}

body.page-product .product-title {
    max-width: 620px;
    margin: 0 0 14px;
    color: var(--product-ink);
    font-size: clamp(40px, 4.3vw, 56px);
    font-weight: 650;
    letter-spacing: -0.04em;
    line-height: 1.04;
    text-align: left;
}

body.page-product .product-tagline {
    margin: 0 0 12px;
    color: var(--product-ink);
    font-size: 18px;
    font-weight: 650;
    line-height: 1.45;
}

body.page-product .product-description {
    max-width: 650px;
    margin: 0 0 22px;
    color: var(--product-muted);
    font-size: 16px;
    line-height: 1.7;
}

body.page-product .product-description.is-collapsible {
    display: -webkit-box;
    overflow: hidden;
    margin-bottom: 7px;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

body.page-product .product-description.is-collapsible.is-expanded {
    display: block;
    overflow: visible;
    -webkit-line-clamp: unset;
}

body.page-product .product-description-toggle {
    display: inline-flex;
    align-items: center;
    align-self: flex-start;
    margin: 0 0 22px;
    padding: 0;
    border: 0;
    background: transparent;
    color: var(--product-red);
    font: inherit;
    font-size: 14px;
    font-weight: 800;
    line-height: 1.4;
    text-decoration: underline;
    text-underline-offset: 3px;
    cursor: pointer;
}

body.page-product .product-description-toggle:hover {
    color: #111111;
}

body.page-product .product-description-toggle:focus-visible {
    outline: 2px solid var(--product-red);
    outline-offset: 4px;
    border-radius: 2px;
}

body.page-product .product-description-toggle[hidden] {
    display: none;
}

body.page-product .product-meta-grid {
    gap: 12px;
    margin: 0 0 18px;
}

body.page-product .meta-box {
    min-height: 72px;
    padding: 12px 14px;
    background: var(--product-surface);
    border: 1px solid var(--product-line);
    border-radius: 8px;
}

body.page-product .meta-label {
    color: #657386;
    letter-spacing: 0.03em;
}

body.page-product .meta-value {
    color: var(--product-ink);
    line-height: 1.4;
}

body.page-product .product-trust-icons {
    gap: 14px;
    margin: 4px 0 22px;
}

body.page-product .product-trust-icon {
    width: 46px;
    height: 46px;
}

body.page-product .product-actions {
    margin-top: 0;
}

body.page-product .product-actions .btn {
    min-height: 56px;
}

body.page-product :is(.product-benefits, .product-logistics, .product-details-tabs, .product-cross-sell) {
    padding: 72px 0;
}

body.page-product :is(.product-benefits, .product-details-tabs) {
    background: var(--product-surface);
}

body.page-product :is(.product-logistics, .product-cross-sell) {
    background: #ffffff;
}

body.page-product :is(.product-benefits, .product-logistics, .product-cross-sell) .section-title {
    max-width: 780px;
    margin: 0 0 32px;
    color: var(--product-ink);
    font-size: clamp(32px, 4vw, 45px);
    font-weight: 650;
    letter-spacing: -0.035em;
    line-height: 1.08;
    text-align: left !important;
}

body.page-product .section-subtitle {
    max-width: 720px;
    margin: -20px 0 32px;
    color: var(--product-muted);
    font-size: 16px;
    line-height: 1.65;
    text-align: left;
}

body.page-product .benefits-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

body.page-product .benefit-card {
    min-width: 0;
    padding: 24px !important;
    text-align: left;
    background: #ffffff;
    border: 1px solid var(--product-line);
    border-top: 3px solid var(--color-fulgent-red);
    border-radius: 8px;
    box-shadow: 0 8px 22px rgba(17, 17, 17, 0.05);
}

body.page-product .benefit-icon {
    width: 56px;
    height: 56px;
    margin: 0 0 18px;
    justify-content: flex-start;
}

body.page-product .benefit-icon img {
    width: 56px;
    height: 56px;
}

body.page-product .benefit-card h3 {
    margin: 0 0 10px;
    color: var(--product-ink);
    font-size: 20px;
    line-height: 1.3;
    text-align: left;
}

body.page-product .benefit-card p {
    margin: 0;
    color: var(--product-muted);
    font-size: 15px;
    line-height: 1.65;
    text-align: left;
}

body.page-product .table-responsive {
    overflow: auto;
    background: #ffffff;
    border: 1px solid var(--product-line);
    border-top: 4px solid var(--color-fulgent-red);
    border-radius: 8px;
    box-shadow: 0 8px 22px rgba(17, 17, 17, 0.05);
}

body.page-product .logistics-table th {
    background: var(--product-ink);
    color: #ffffff;
}

body.page-product .logistics-table th,
body.page-product .logistics-table td {
    padding: 14px 16px;
}

body.page-product .tabs-container {
    max-width: 1200px;
    margin: 0 auto;
    background: #ffffff;
    border: 1px solid var(--product-line);
    border-top: 4px solid var(--color-fulgent-red);
    border-radius: 8px;
    box-shadow: 0 8px 22px rgba(17, 17, 17, 0.05);
}

body.page-product .tabs-header {
    background: #ffffff;
    border-bottom: 1px solid var(--product-line);
}

body.page-product .tab-btn {
    padding: 18px 22px;
    color: #526174;
    text-align: left;
}

body.page-product .tab-btn.active {
    color: var(--color-fulgent-red);
    background: #fff7f8;
}

body.page-product .tabs-content {
    padding: 32px;
}

body.page-product .ingredient-item h4 {
    margin-bottom: 6px;
    font-size: 18px;
}

body.page-product .ingredient-item p,
body.page-product .usage-list li {
    color: var(--product-muted);
    line-height: 1.65;
}

body.page-product .cross-sell-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
    max-width: 100%;
    margin: 0;
}

body.page-product .cross-sell-card {
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    min-height: 220px;
    padding: 0 !important;
    overflow: hidden;
    background: #ffffff;
    border: 1px solid var(--product-line);
    border-top: 3px solid var(--color-fulgent-red);
    border-radius: 8px;
    box-shadow: 0 8px 22px rgba(17, 17, 17, 0.05);
}

body.page-product .cross-sell-image {
    height: 100%;
    min-height: 220px;
    padding: 14px;
    background: var(--product-surface);
    border-right: 1px solid var(--product-line);
}

body.page-product .cross-sell-image img {
    width: 100%;
    height: 100%;
    max-height: 190px;
    object-fit: contain;
}

body.page-product .cross-sell-content {
    align-self: center;
    padding: 24px;
    text-align: left;
}

body.page-product .cross-sell-content h4 {
    margin: 0 0 8px;
    color: var(--product-ink);
    font-size: 21px;
    line-height: 1.3;
}

body.page-product .cross-sell-content p {
    margin: 0 0 16px;
    color: var(--product-muted);
    line-height: 1.6;
}

body.page-product .b2b-final-cta {
    padding: 72px 0;
    background: linear-gradient(135deg, #e30613 0%, #b70510 100%);
}

body.page-product .b2b-cta-content h2 {
    margin-bottom: 16px;
    color: #ffffff;
    font-size: clamp(34px, 4vw, 46px);
    font-weight: 650;
    letter-spacing: -0.035em;
    line-height: 1.08;
}

body.page-product .b2b-cta-content p {
    max-width: 720px;
    margin: 0 auto 30px;
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.65;
}

@media (max-width: 992px) {
    body.page-product .product-hero-grid {
        grid-template-columns: 1fr;
        gap: 26px;
    }

    body.page-product .product-gallery .main-image {
        aspect-ratio: 4 / 3;
    }

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

    body.page-product .cross-sell-card {
        grid-template-columns: 160px minmax(0, 1fr);
    }
}

@media (max-width: 640px) {
    body.page-product .product-hero {
        padding: 32px 0 48px;
    }

    body.page-product .product-gallery .main-image {
        aspect-ratio: 4 / 3;
        padding: 12px;
    }

    body.page-product .product-info {
        padding: 24px;
    }

    body.page-product .product-title {
        font-size: clamp(36px, 11vw, 46px);
    }

    body.page-product .product-meta-grid {
        grid-template-columns: 1fr;
    }

    body.page-product .product-actions .btn {
        width: 100%;
    }

    body.page-product :is(.product-benefits, .product-logistics, .product-details-tabs, .product-cross-sell) {
        padding: 52px 0;
    }

    body.page-product .benefits-grid,
    body.page-product .cross-sell-grid {
        grid-template-columns: 1fr;
    }

    body.page-product .benefit-card {
        padding: 22px !important;
    }

    body.page-product .tabs-header {
        align-items: stretch;
    }

    body.page-product .tab-btn {
        padding: 16px 14px;
        text-align: center;
    }

    body.page-product .tabs-content {
        padding: 24px;
    }

    body.page-product .cross-sell-card {
        grid-template-columns: 126px minmax(0, 1fr);
        min-height: 184px;
    }

    body.page-product .cross-sell-image {
        min-height: 184px;
        padding: 10px;
    }

    body.page-product .cross-sell-content {
        padding: 18px;
    }

    body.page-product .b2b-final-cta {
        padding: 56px 0;
    }
}