.product-detail-container {
    --ink: #172f42;
    --muted: #526576;
    --line: #dce5eb;
    --accent: #126a78;
    padding: 24px 0 0;
    color: var(--ink);
    background: #fff;
}
.product-detail-container a { color: #116876; }
.product-detail-container a:hover { color: #084450; text-decoration: underline; }
.product-detail-container a:focus-visible,
.product-detail-container button:focus-visible { outline: 3px solid #d58220; outline-offset: 5px; }
.product-detail-container [id] { scroll-margin-top: 100px; }
.preview-notice {
    padding: 14px 20px;
    margin-bottom: 32px;
    background: #edf5f6;
    border: 1px solid #cfe2e6;
    border-radius: 8px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 16px;
    font-size: .83rem;
}
.preview-notice a { margin-left: auto; font-weight: 700; }
.product-hero { padding: 12px 0 40px; }
.product-photo {
    margin: 0;
    border: 1px solid var(--line);
    border-radius: 14px;
    overflow: hidden;
    background: #f7f9fa;
}
.product-image { display: block; width: 100%; height: 360px; object-fit: contain; padding: 28px; background: #fff; }
.product-image[hidden] { display: none; }
.product-photo figcaption { padding: 14px 20px; font-size: .77rem; color: var(--muted); border-top: 1px solid var(--line); }
.image-unavailable { min-height: 250px; padding: 60px 30px; text-align: center; }
.information-promise { display: flex; gap: 14px; padding: 23px 4px; font-size: .85rem; }
.information-promise > i { color: var(--accent); font-size: 1.4rem; }
.information-promise p { color: var(--muted); line-height: 1.7; margin: 5px 0 0; }
.product-category, .section-eyebrow { color: var(--accent); font-weight: 700; font-size: .73rem; letter-spacing: .12em; text-transform: uppercase; }
.product-detail-container .product-title { color: var(--ink); font-size: clamp(1.7rem, 3.2vw, 2.6rem); font-weight: 700; line-height: 1.15; letter-spacing: -.035em; margin: 12px 0 20px; overflow-wrap: anywhere; }
.product-description { font-size: 1rem; line-height: 1.85; color: var(--muted); margin: 0 0 18px; }
.information-status { display: flex; align-items: center; gap: 9px; font-size: .78rem; font-weight: 600; color: #126a78; }
.status-dot { flex-shrink: 0; width: 7px; height: 7px; background: #126a78; border-radius: 50%; }
.supply-options { margin-top: 20px; padding: 18px 20px; border-left: 3px solid var(--accent); background: #edf5f6; font-size: .86rem; }
.supply-options p { margin: 8px 0 0; line-height: 1.75; color: var(--muted); }
.catalogue-summary { margin: 22px 0; font-size: .83rem; }
.catalogue-summary > div { display: grid; grid-template-columns: 155px minmax(0, 1fr); gap: 15px; padding: 11px 0; border-top: 1px solid var(--line); }
.catalogue-summary dt { font-weight: 500; color: var(--muted); }
.catalogue-summary dd { margin: 0; font-weight: 600; overflow-wrap: anywhere; }
.quote-section { background: #172f42; color: #fff; padding: 24px 26px; border-radius: 10px; }
.quote-section h2 { font-size: 1.15rem; color: #fff; font-weight: 600; }
.quote-section p { color: #d5e0e8; font-size: .84rem; line-height: 1.75; }
.quote-section .add-to-cart-form { display: inline-block; margin: 0; }
.quote-btn { border: 0; border-radius: 5px; background: #fff; color: #172f42; padding: 12px 20px; font-size: .86rem; font-weight: 700; }
.quote-btn:hover { background: #e2eff1; }
.quote-btn i { margin-right: 7px; }
.quote-section .technical-enquiry { display: inline-block; color: #fff; font-size: .82rem; margin: 14px 0 0 15px; }
.quote-section .technical-enquiry:hover { color: #fff; }
.quote-section .preview-contact-note { font-size: .74rem; margin: 12px 0 0; }
.product-section-nav { display: flex; flex-wrap: wrap; gap: 10px 32px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 20px 0; }
.product-section-nav a { font-size: .85rem; font-weight: 600; }
.product-detail-container .knowledge-section { padding: 48px 0; border-bottom: 1px solid var(--line); }
.knowledge-section h2 { font-size: clamp(1.5rem, 2.3vw, 1.95rem); font-weight: 700; margin: 12px 0; letter-spacing: -.025em; }
.section-intro { color: var(--muted); font-size: .92rem; line-height: 1.8; max-width: 760px; }
.spec-group { margin-top: 28px; }
.spec-group h3 { font-size: .94rem; font-weight: 700; margin-bottom: 12px; }
.reference-explainer { padding: 12px 16px; background: #f9f5ed; border-left: 3px solid #c39749; color: #71551d; font-size: .82rem; line-height: 1.75; margin: 0 0 14px; }
.spec-table-wrap { border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.spec-table { width: 100%; table-layout: fixed; font-size: .84rem; }
.spec-table th, .spec-table td { padding: 17px 20px; vertical-align: top; overflow-wrap: anywhere; line-height: 1.75; }
.spec-table thead { background: #f1f5f7; }
.spec-table thead th { font-size: .72rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .045em; }
.spec-table thead th:first-child { width: 27%; }
.spec-table thead th:nth-child(2) { width: 27%; }
.spec-table tbody tr + tr { border-top: 1px solid var(--line); }
.spec-table tbody th { font-weight: 600; }
.spec-value { font-weight: 600; color: var(--ink); }
.spec-table tbody td:last-child { color: var(--muted); font-size: .8rem; }
.source-citation { display: inline-block; font-weight: 600; margin-left: 5px; white-space: nowrap; }
.guidance-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 25px; }
.guidance-card { padding: 26px; border: 1px solid var(--line); border-radius: 8px; background: #fafcfc; }
.guidance-card h3, .ordering-card h3 { font-size: 1rem; font-weight: 600; line-height: 1.6; }
.guidance-card h3 i { margin-right: 7px; color: var(--accent); }
.guidance-card ul, .ordering-card ul { margin: 14px 0 0; padding-left: 20px; }
.guidance-card li, .ordering-card li { padding-left: 4px; margin: 10px 0; line-height: 1.85; font-size: .87rem; color: var(--muted); }
.ordering-card { display: grid; grid-template-columns: 1fr 1.7fr; gap: 35px; border: 1px solid #d5e5e8; background: #f1f7f8; border-radius: 8px; padding: 28px; margin-top: 24px; }
.ordering-card p { color: var(--muted); font-size: .85rem; line-height: 1.8; }
.ordering-card ul { margin-top: 0; }
.safety-note { display: flex; gap: 14px; margin-top: 22px; color: var(--muted); font-size: .83rem; line-height: 1.8; }
.safety-note > i { color: var(--accent); font-size: 1.2rem; }
.safety-note strong { color: var(--ink); }
.safety-note p { margin: 3px 0 0; }
.source-card { display: flex; align-items: flex-start; gap: 18px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.source-card:last-child { border-bottom: 0; }
.source-card > i { background: #edf4f5; color: var(--accent); padding: 12px; border-radius: 6px; font-size: 1.2rem; }
.source-card > span { margin-left: auto; color: var(--accent); }
.source-card h3 { font-size: .98rem; line-height: 1.65; font-weight: 600; margin: 6px 0; }
.source-kind { color: var(--muted); font-size: .69rem; text-transform: uppercase; letter-spacing: .08em; }
.source-card p { color: var(--muted); font-size: .85rem; line-height: 1.75; margin: 0 0 6px; }
.source-card small { font-size: .75rem; color: var(--muted); }
.product-bottom-link { display: flex; justify-content: space-between; gap: 20px; padding: 28px 0; font-size: .8rem; }
.product-bottom-link > span { color: var(--muted); }
.legacy-information { max-width: 850px; }
.legacy-information p { line-height: 1.85; color: var(--muted); }
@media (max-width: 991px) {
    .product-hero > .col-lg-7 { order: -1; }
}
@media (max-width: 767px) {
    .product-image { height: 280px; }
    .product-hero { --bs-gutter-x: 1.5rem; --bs-gutter-y: 1rem; }
    .information-promise { padding-bottom: 0; }
    .preview-notice a { margin-left: 0; }
    .catalogue-summary > div { grid-template-columns: 125px minmax(0, 1fr); }
    .guidance-grid, .ordering-card { grid-template-columns: 1fr; gap: 18px; }
    .guidance-card, .ordering-card { padding: 22px; }
    .product-detail-container .knowledge-section { padding: 32px 0; }
    .spec-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
    .spec-table, .spec-table tbody, .spec-table tr, .spec-table th, .spec-table td { display: block; width: 100%; }
    .spec-table tbody th { padding: 18px 18px 3px; }
    .spec-table tbody td { padding: 3px 18px; }
    .spec-table tbody td:last-child { padding-bottom: 18px; }
    .product-section-nav { gap: 16px 23px; }
    .product-section-nav a { font-size: .8rem; }
    .source-card { gap: 12px; }
    .source-card > i { padding: 8px; }
    .product-bottom-link { flex-direction: column; gap: 12px; }
}

.product-photo figcaption, .source-card { overflow-wrap: anywhere; }