/* 产品 SKU 详情页（参考 Winmate Product 布局） */
.product-detail-page {
    background: #f8fafc;
}

.product-detail-page .product-detail-wrap {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px 4rem;
}

/* 面包屑已迁至全站 breadcrumb.css（.ts-breadcrumb-bar） */

.product-detail-page .pd-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    gap: 2rem;
    align-items: start;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 1.75rem 1.5rem 2rem;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
    margin-bottom: 1.5rem;
}

.product-detail-page .pd-gallery-main {
    position: relative;
    background: transparent;
    border-radius: 10px;
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-detail-page .pd-gallery-main img {
    max-width: 100%;
    max-height: 380px;
    object-fit: contain;
    padding: 1rem;
}

.product-detail-page .pd-gallery-thumbs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.product-detail-page .pd-gallery-thumbs button {
    width: 64px;
    height: 52px;
    padding: 4px;
    border: 2px solid #e2e8f0;
    border-radius: 6px;
    background: #fff;
    cursor: pointer;
    overflow: hidden;
    line-height: 0;
}

.product-detail-page .pd-gallery-thumbs button.is-active {
    border-color: #2563eb;
}

.product-detail-page .pd-gallery-thumbs button img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.product-detail-page .pd-sku {
    font-size: var(--text-3xl);
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #0f172a;
    margin: 0 0 0.35rem;
}

.product-detail-page .pd-series {
    display: inline-block;
    font-size: var(--text-2xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #0369a1;
    background: #e0f2fe;
    padding: 4px 10px;
    border-radius: 999px;
    margin-bottom: 0.75rem;
}

.product-detail-page .pd-short {
    font-size: 1.05rem;
    color: #334155;
    line-height: 1.55;
    margin: 0 0 1.25rem;
}

.product-detail-page .pd-keyfeatures h2 {
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #475569;
    margin: 0 0 0.5rem;
}

.product-detail-page .pd-keyfeatures ul {
    margin: 0 0 1.25rem;
    padding-left: 1.15rem;
    color: #1e293b;
    line-height: 1.6;
    font-size: var(--text-base);
}

.product-detail-page .pd-keyfeatures .pd-kf-html {
    margin: 0 0 1.25rem;
    color: #1e293b;
    line-height: 1.6;
    font-size: var(--text-base);
}

.product-detail-page .pd-keyfeatures .pd-kf-html p {
    margin: 0 0 0.45rem;
}

.product-detail-page .pd-keyfeatures .pd-kf-html ul,
.product-detail-page .pd-keyfeatures .pd-kf-html ol {
    margin: 0 0 0.5rem;
    padding-left: 1.15rem;
}

.product-detail-page .pd-certs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 1.25rem;
}

.product-detail-page .pd-certs span {
    font-size: 0.75rem;
    font-weight: 700;
    color: #166534;
    background: #dcfce7;
    border: 1px solid #86efac;
    padding: 4px 10px;
    border-radius: 6px;
}

.product-detail-page .pd-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 1rem;
}

.product-detail-page .pd-hero-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    align-items: flex-start;
    margin-top: 0.25rem;
}

.product-detail-page .pd-hero-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    max-width: 88px;
    text-align: center;
}

.product-detail-page .pd-hero-icon-ring {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid #e2e8f0;
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
    overflow: hidden;
}

.product-detail-page .pd-hero-icon-ring img {
    width: 70%;
    height: 70%;
    object-fit: contain;
}

.product-detail-page .pd-hero-icon-label {
    font-size: 0.68rem;
    font-weight: 600;
    color: #475569;
    line-height: 1.25;
}

.product-detail-page .pd-actions .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.55rem 1.1rem;
    font-size: var(--text-sm);
    font-weight: 600;
    border-radius: 8px;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
}

.product-detail-page .pd-actions .btn-primary {
    background: #2563eb;
    border-color: #2563eb;
    color: #fff;
}

.product-detail-page .pd-actions .btn-primary:hover {
    background: #1d4ed8;
}

.product-detail-page .pd-actions .btn-secondary {
    background: #fff;
    border-color: #cbd5e1;
    color: #334155;
}

.product-detail-page .pd-actions .btn-secondary:hover {
    border-color: #94a3fb;
    color: #2563eb;
}

.product-detail-page .pd-sticky-tabs {
    position: sticky;
    top: 0;
    z-index: 40;
    display: flex;
    gap: 0;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 10px 10px 0 0;
    margin-top: 0.5rem;
    overflow-x: auto;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
}

.product-detail-page .pd-sticky-tabs button {
    flex: 1 1 auto;
    text-align: center;
    padding: 0.85rem 1rem;
    font-size: 0.9rem;
    font-weight: 700;
    color: #000000;
    text-decoration: none;
    border: none;
    border-bottom: 4px solid transparent;
    white-space: nowrap;
    background: transparent;
    cursor: pointer;
    font-family: inherit;
    transition: none;
}

.product-detail-page .pd-sticky-tabs button:hover {
    color: #374151;
    background: transparent;
}

.product-detail-page .pd-sticky-tabs button.is-active {
    color: #b10018;
    font-weight: 800;
    border-bottom-color: #b10018;
    background: transparent;
}

.product-detail-page .pd-tab-pane {
    display: none;
}

.product-detail-page .pd-tab-pane.is-active {
    display: block;
}

.product-detail-page .pd-tab-empty {
    margin: 0;
    color: #64748b;
    font-size: 0.95rem;
    line-height: 1.55;
}

.product-detail-page .pd-panel {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-top: none;
    border-radius: 0 0 12px 12px;
    padding: 2rem 1.5rem 2.5rem;
    margin-bottom: 2rem;
}

.product-detail-page .pd-overview .pd-section-title,
.product-detail-page .pd-spec .pd-section-title,
.product-detail-page .pd-drawing .pd-section-title {
    font-size: var(--text-xl);
    color: #0f172a;
    margin: 0 0 1.5rem;
}

.product-detail-page .pd-section-title--related {
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #0f172a;
    margin: 0 0 1rem;
}

.product-detail-page .pd-detail-block {
    display: grid;
    gap: 1.75rem;
    padding: 1.75rem 0;
    border-top: 1px solid #f1f5f9;
    align-items: center;
}

.product-detail-page .pd-detail-block:not(.pd-detail-block--nofig) {
    grid-template-columns: minmax(0, 1fr) minmax(200px, 44%);
}

.product-detail-page .pd-detail-block:first-of-type {
    border-top: none;
    padding-top: 0;
}

.product-detail-page .pd-detail-block h3 {
    font-size: 1.08rem;
    color: #b10018;
    margin: 0 0 0.6rem;
}

.product-detail-page .pd-detail-block .pd-block-body {
    font-size: 0.95rem;
    color: #475569;
    line-height: 1.7;
}

.product-detail-page .pd-detail-block .pd-block-body p {
    margin: 0 0 0.5rem;
}

.product-detail-page .pd-detail-block.pd-detail-block--nofig {
    grid-template-columns: 1fr;
}

.product-detail-page .pd-detail-block__fig img {
    width: 100%;
    max-width: 420px;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
}

.product-detail-page .pd-spec h2 {
    font-size: var(--text-xl);
    color: #0f172a;
    margin: 0 0 1.25rem;
}

.product-detail-page .pd-spec-group {
    margin-bottom: 1.75rem;
}

.product-detail-page .pd-spec-group h3 {
    font-size: 0.92rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #0369a1;
    border-bottom: 2px solid #e0f2fe;
    padding-bottom: 6px;
    margin: 0 0 0.35rem;
}

.product-detail-page .pd-spec-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-sm);
}

.product-detail-page .pd-spec-table th,
.product-detail-page .pd-spec-table td {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid #f1f5f9;
    vertical-align: top;
}

.product-detail-page .pd-spec-table th {
    width: 34%;
    font-weight: 600;
    color: #64748b;
    background: #fafbfc;
}

.product-detail-page .pd-spec-table td {
    color: #334155;
}

.product-detail-page .pd-spec .pd-spec-html {
    font-size: var(--text-sm);
    color: #334155;
    line-height: 1.65;
}

.product-detail-page .pd-spec .pd-spec-html .pd-spec-group {
    margin-bottom: 1.75rem;
}

.product-detail-page .pd-spec .pd-spec-html .pd-spec-group h3 {
    font-size: 0.92rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #0369a1;
    border-bottom: 2px solid #e0f2fe;
    padding-bottom: 6px;
    margin: 0 0 0.35rem;
}

.product-detail-page .pd-spec .pd-spec-html .pd-spec-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-sm);
}

.product-detail-page .pd-spec .pd-spec-html .pd-spec-table th,
.product-detail-page .pd-spec .pd-spec-html .pd-spec-table td {
    text-align: left;
    padding: 10px 12px;
    border-bottom: 1px solid #f1f5f9;
    vertical-align: top;
}

.product-detail-page .pd-spec .pd-spec-html .pd-spec-table th {
    width: 34%;
    font-weight: 600;
    color: #64748b;
    background: #fafbfc;
}

.product-detail-page .pd-spec .pd-spec-html .pd-spec-table td {
    color: #334155;
}

.product-detail-page .pd-drawing .pd-drawing-html {
    font-size: var(--text-base);
    line-height: 1.6;
    color: #1e293b;
}

.product-detail-page .pd-drawing .pd-drawing-html img {
    max-width: 100%;
    height: auto;
}

.product-detail-page .pd-related h2 {
    font-size: 1.1rem;
    color: #0f172a;
    margin: 0 0 1rem;
}

.product-detail-page .pd-related-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 18px;
    margin-bottom: 2rem;
}

.product-detail-page .pd-related-links a {
    font-size: var(--text-sm);
    color: #2563eb;
}

.product-detail-page .pd-related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
}

.product-detail-page .pd-related-card {
    display: block;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 1rem;
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.15s, border-color 0.15s;
}

.product-detail-page .pd-related-card:hover {
    border-color: #93c5fd;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.12);
}

.product-detail-page .pd-related-card figure {
    margin: 0 0 0.65rem;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8fafc;
    border-radius: 8px;
}

.product-detail-page .pd-related-card figure img {
    max-width: 100%;
    max-height: 64px;
    object-fit: contain;
}

.product-detail-page .pd-related-card .pd-rel-title {
    font-size: 0.88rem;
    font-weight: 600;
    color: #1e293b;
    line-height: 1.4;
}

.product-detail-page .pd-related-card .pd-rel-subtitle {
    font-size: 0.78rem;
    color: #64748b;
    line-height: 1.35;
    margin-top: 0.2rem;
}

.product-detail-page .pd-touchtypes {
    margin: 1rem 0;
}

.product-detail-page .pd-touchtypes h2 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #64748b;
    margin: 0 0 0.35rem;
}

.product-detail-page .pd-touchtypes ul {
    margin: 0;
    padding-left: 1.1rem;
    color: #334155;
    font-size: 0.9rem;
    line-height: 1.45;
}

.product-detail-page .pd-actions .btn-datasheet,
.product-detail-page .pd-actions .btn-manuals {
    background: #fff;
    border: 2px solid #b10018;
    color: #b10018;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.product-detail-page .pd-actions .btn-datasheet:hover,
.product-detail-page .pd-actions .btn-manuals:hover {
    background: #fef2f2;
    color: #7f1d1d;
    border-color: #7f1d1d;
}

.product-detail-page .pd-related-link-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.product-detail-page .pd-rel-link-card {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    padding: 0.75rem;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    text-decoration: none;
    color: inherit;
    background: #fff;
    transition: box-shadow 0.15s, border-color 0.15s;
}

.product-detail-page .pd-rel-link-card:hover {
    border-color: #fca5a5;
    box-shadow: 0 4px 14px rgba(177, 0, 24, 0.12);
}

.product-detail-page .pd-rel-link-card-fig {
    margin: 0;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8fafc;
    border-radius: 8px;
    overflow: hidden;
}

.product-detail-page .pd-rel-link-card-fig img {
    max-width: 100%;
    max-height: 90px;
    object-fit: cover;
}

.product-detail-page .pd-rel-link-badge {
    display: inline-block;
    align-self: flex-start;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #fff;
    background: #b10018;
    padding: 2px 8px;
    border-radius: 4px;
}

.product-detail-page .pd-rel-link-title {
    font-size: 0.88rem;
    font-weight: 600;
    color: #1e293b;
    line-height: 1.35;
}

@media (max-width: 900px) {
    .product-detail-page .pd-hero {
        grid-template-columns: 1fr;
    }

    .product-detail-page .pd-detail-block:not(.pd-detail-block--nofig) {
        grid-template-columns: 1fr;
    }

    .product-detail-page .pd-detail-block__fig {
        order: -1;
        justify-self: center;
    }

    .product-detail-page .pd-detail-block__fig img {
        max-width: 280px;
    }
}