.pd-section {
    padding: 60px 0 80px;
    background: #f5f6f8;
}

/* ── 左右等高 ── */
.pd-top-row {
    display: flex;
    align-items: stretch;
    flex-wrap: wrap;
}

.pd-top-row>.col-lg-5 {
    display: flex;
    flex-direction: column;
}

.pd-img-wrap {
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* 下载卡片推到底部对齐右栏底部 */
.pd-download-card {
    margin-top: auto !important;
}

.pd-main-img {
    border-radius: 6px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

.pd-main-img a {
    display: block;
}

.pd-main-img img {
    width: 100%;
    height: 380px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.pd-main-img:hover img {
    transform: scale(1.03);
}

/* 认证/标签行 */
.pd-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
    margin-bottom: 16px;
}

.pd-badge {
    display: inline-flex;
    align-items: center;
    gap-5px;
    padding: 5px 12px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 4px;
    letter-spacing: .5px;
}

.pd-badge.orange {
    background: #fff7e0;
    color: #e6960a;
    border: 1px solid #ffe599;
}

.pd-badge.blue {
    background: #e8f4fd;
    color: #1a6fad;
    border: 1px solid #bee3f8;
}

.pd-badge.green {
    background: #e8faf0;
    color: #1a7a4a;
    border: 1px solid #b2efd0;
}

/* 下载卡片 */
.pd-download-card {
    margin-top: 16px;
    background: #fff;
    border-radius: 6px;
    padding: 18px 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}

.pd-download-card h6 {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: #999;
    margin-bottom: 12px;
}

.pd-download-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border: 1px solid #eee;
    border-radius: 4px;
    margin-bottom: 8px;
    text-decoration: none;
    transition: all 0.25s;
    color: #333;
    font-size: 13px;
    font-weight: 500;
}

.pd-download-link:last-child {
    margin-bottom: 0;
}

.pd-download-link:hover {
    border-color: #ffb200;
    background: #fffdf5;
    color: #e6960a;
}

.pd-download-link .dl-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: #fff7e0;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pd-download-link .dl-icon i {
    color: #ffb200;
    font-size: 14px;
}

.pd-download-link .dl-arrow {
    margin-left: auto;
    color: #ccc;
    font-size: 12px;
}

.pd-download-link:hover .dl-arrow {
    color: #ffb200;
}

/* ── 右栏：信息 ── */
.pd-info-wrap {
    background: #fff;
    border-radius: 6px;
    padding: 36px 32px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.07);
}

/* 产品标题区 */
.pd-title-row {
    padding-bottom: 20px;
    margin-bottom: 24px;
}

.pd-category-tag {
    display: inline-block;
    padding: 3px 10px;
    background: #ffb200;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 3px;
    margin-bottom: 12px;
}

.pd-title-row h2 {
    font-size: 26px;
    font-weight: 700;
    color: #020202;
    line-height: 1.35;
    margin: 0;
}

/* 关键参数速查表 */
.pd-spec-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 28px;
    font-size: 13px;
}

.pd-spec-table tr {
    border-bottom: 1px solid #f4f4f4;
}

.pd-spec-table td {
    padding: 10px 12px;
    vertical-align: top;
    line-height: 1.5;
}

.pd-spec-table td:first-child {
    width: 38%;
    font-weight: 600;
    color: #555;
    background: #fafafa;
}

.pd-spec-table td:last-child {
    color: #020202;
}

/* Product Information 正文 */
.pd-info-body {
    border-top: 2px solid #ffb200;
    padding-top: 22px;
    margin-bottom: 28px;
}

.pd-info-body h5 {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: #999;
    margin-bottom: 14px;
}

.pd-info-body p {
    font-size: 14px;
    color: #555;
    line-height: 1.9;
    margin: 0;
}

/* 询盘表单区 — 独占一行 */
.pd-inquiry-wrap {
    background: #fff;
    border-radius: 6px;
    padding: 32px 36px;
    border-top: 4px solid #ffb200;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.07);
}

.pd-inquiry-wrap h5 {
    font-size: 16px;
    font-weight: 700;
    color: #020202;
    margin-bottom: 6px;
}

.pd-inquiry-wrap p {
    font-size: 13px;
    color: #888;
    margin-bottom: 20px;
}

.pd-inquiry-wrap .form-control-custom {
    border-radius: 4px;
    border: 1px solid #e0e0e0;
    font-size: 13px;
    padding: 10px 14px;
    transition: border-color 0.2s;
}

.pd-inquiry-wrap .form-control-custom:focus {
    border-color: #ffb200;
    box-shadow: 0 0 0 3px rgba(255, 178, 0, 0.12);
    outline: none;
}

.pd-inquiry-wrap .btn-submit {
    width: 100%;
    padding: 13px;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* 推荐产品区 */
.pd-related {
    margin-top: 50px;
}

.pd-related-title {
    font-size: 18px;
    font-weight: 700;
    color: #020202;
    padding-bottom: 14px;
    border-bottom: 2px solid #ffb200;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.pd-related-title::before {
    content: '';
    width: 4px;
    height: 20px;
    background: #ffb200;
    border-radius: 2px;
    display: inline-block;
}

.pd-related-card {
    background: #fff;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
    transition: transform 0.3s, box-shadow 0.3s;
    text-decoration: none;
    display: block;
}

.pd-related-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.12);
}

.pd-related-card img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    display: block;
}

.pd-related-card .rc-body {
    padding: 14px 16px;
    border-top: 2px solid #f0f0f0;
    transition: border-color 0.2s;
}

.pd-related-card:hover .rc-body {
    border-color: #ffb200;
}

.pd-related-card .rc-body h6 {
    font-size: 13px;
    font-weight: 600;
    color: #020202;
    margin: 0 0 6px;
    line-height: 1.4;
}

.pd-related-card .rc-body span {
    font-size: 11px;
    color: #ffb200;
    font-weight: 600;
}

@media (max-width: 991px) {
    .pd-top-row {
        display: block;
    }

    .pd-img-wrap {
        height: auto;
    }

    .pd-download-card {
        margin-top: 16px !important;
    }

    .pd-info-wrap {
        padding: 24px 20px;
        margin-top: 24px;
    }

    .pd-inquiry-wrap {
        padding: 24px 20px;
    }
}