/* ========================================
   PRODUCT DETAIL PAGE STYLES
   ======================================== */

/* CSS Variables */
:root {
    --pd-primary: #0066CC;
    --pd-primary-light: #3399FF;
    --pd-accent: #00D4FF;
    --pd-dark: #1a2744;
    --pd-gradient: linear-gradient(135deg, #0066CC 0%, #00D4FF 100%);
}

/* ========================================
   PAGE HERO BANNER
   ======================================== */
.pd-hero {
    position: relative;
    height: 600px;
    background: linear-gradient(135deg, var(--zs-bg-dark, #0f1629) 0%, var(--zs-bg-dark-secondary, #1a2744) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.pd-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../img/1 排屑机.webp') center/cover no-repeat;
    opacity: 0.5;
}

.pd-hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 22, 41, 0.08) 0%, rgba(26, 39, 68, 0.05) 100%);
    z-index: 1;
}

.pd-hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 0 20px;
}

.pd-hero h1 {
    color: #fff;
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: 20px;
    line-height: 1.3;
}

.pd-hero h1 strong {
    color: var(--pd-primary-light);
}

.pd-hero p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.125rem;
    margin-bottom: 0;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   HEADER OVERRIDE - 产品详情页导航栏
   ======================================== */
.zs-header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
    padding: 12px 0;
}

.zs-header .zs-logo img {
    filter: none;
}

.zs-header .zs-nav-link {
    color: #1a1a2e;
}

.zs-header .zs-nav-link:hover {
    color: var(--pd-primary);
}

/* ========================================
   BREADCRUMB
   ======================================== */
.pd-breadcrumb {
    padding: 20px 0;
    background: #f8fafc;
}

.pd-breadcrumb .zs-container {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    flex-wrap: wrap;
}

.pd-breadcrumb a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s;
}

.pd-breadcrumb a:hover {
    color: var(--pd-primary);
}

.pd-breadcrumb svg {
    width: 16px;
    height: 16px;
    fill: #999;
    flex-shrink: 0;
}

.pd-breadcrumb span {
    color: var(--pd-primary);
    font-weight: 500;
}

/* ========================================
   PRODUCT DETAIL SECTION
   ======================================== */
.pd-detail {
    padding: 40px 0 60px;
    background: #f8fafc;
}

.pd-detail-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

/* ========================================
   IMAGE GALLERY
   ======================================== */
.pd-gallery {
    display: flex;
    gap: 20px;
}

/* Thumbnails - Vertical */
.pd-gallery-thumbs {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 90px;
    flex-shrink: 0;
    gap: 10px;
}

.pd-thumb-nav {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid #e2e8f0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    flex-shrink: 0;
}

.pd-thumb-nav:hover {
    background: var(--pd-primary);
    border-color: var(--pd-primary);
}

.pd-thumb-nav:hover svg {
    fill: #fff;
}

.pd-thumb-nav svg {
    width: 18px;
    height: 18px;
    fill: #666;
    transition: fill 0.3s;
}

.pd-thumb-wrapper {
    height: calc(90px * 5 + 10px * 4);
    overflow: hidden;
    position: relative;
}

.pd-thumb-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: transform 0.3s ease;
}

.pd-thumb {
    width: 90px;
    height: 90px;
    border-radius: 10px;
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s;
    flex-shrink: 0;
    background: #fff;
}

.pd-thumb:hover {
    border-color: var(--pd-primary-light);
}

.pd-thumb.active {
    border-color: var(--pd-primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.2);
}

.pd-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

/* Main Image */
.pd-gallery-main {
    flex: 1;
    position: relative;
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.06);
    /* 高度 = 上按钮36px + 间距10px + 缩略图区域(90*5+10*4=490px) + 间距10px + 下按钮36px = 582px */
    height: calc(36px + 10px + 90px * 5 + 10px * 4 + 10px + 36px);
    aspect-ratio: auto;
}

.pd-main-slider {
    width: 100%;
    height: 100%;
    position: relative;
}

.pd-main-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.pd-main-slide.active {
    opacity: 1;
}

.pd-main-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: zoom-in;
}

/* Main Image Navigation */
.pd-main-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    z-index: 10;
}

.pd-main-prev {
    left: 15px;
}

.pd-main-next {
    right: 15px;
}

.pd-main-nav:hover {
    background: var(--pd-primary);
}

.pd-main-nav:hover svg {
    fill: #fff;
}

.pd-main-nav svg {
    width: 24px;
    height: 24px;
    fill: #333;
    transition: fill 0.3s;
}

/* Zoom Button */
.pd-zoom-btn {
    position: absolute;
    bottom: 15px;
    right: 15px;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    z-index: 10;
}

.pd-zoom-btn:hover {
    background: var(--pd-primary);
}

.pd-zoom-btn:hover svg {
    fill: #fff;
}

.pd-zoom-btn svg {
    width: 22px;
    height: 22px;
    fill: #333;
    transition: fill 0.3s;
}


/* ========================================
   PRODUCT INFO
   ======================================== */
.pd-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.pd-info-header {
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
}

.pd-model-tag {
    display: inline-block;
    padding: 8px 16px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--pd-primary);
    background: rgba(0, 102, 204, 0.1);
    border-radius: 6px;
    margin-bottom: 15px;
}

.pd-info-header h1 {
    font-size: 1.5rem;
    color: #1a1a2e;
    line-height: 1.4;
    margin-bottom: 0;
    font-weight: 700;
}

.pd-meta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.pd-model,
.pd-sku {
    font-size: 0.9rem;
    color: #666;
}

.pd-model strong,
.pd-sku strong {
    color: #1a1a2e;
}

/* Features - 无背景框样式 */
.pd-features {
    padding: 0;
}

.pd-features h3 {
    font-size: 1rem;
    color: #1a1a2e;
    margin-bottom: 15px;
    font-weight: 600;
}

.pd-features ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.pd-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: #444;
}

.pd-features li svg {
    width: 18px;
    height: 18px;
    fill: #10b981;
    flex-shrink: 0;
}

/* Features Box - 保留但不使用 */
.pd-features-box {
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.05) 0%, rgba(0, 212, 255, 0.05) 100%);
    padding: 20px 25px;
    border-radius: 14px;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.pd-features-box h3 {
    font-size: 1rem;
    color: #1a1a2e;
    margin-bottom: 15px;
    font-weight: 600;
}

.pd-features-box ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.pd-features-box li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: #444;
}

.pd-features-box li svg {
    width: 18px;
    height: 18px;
    fill: #10b981;
    flex-shrink: 0;
}

/* Price Box - 保留但不使用 */
.pd-price-box {
    background: linear-gradient(135deg, rgba(0, 102, 204, 0.05) 0%, rgba(0, 212, 255, 0.05) 100%);
    padding: 20px 25px;
    border-radius: 14px;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.pd-price {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 10px;
}

.pd-price-label {
    font-size: 0.9rem;
    color: #666;
}

.pd-price-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: #e53e3e;
}

.pd-price-unit {
    font-size: 0.9rem;
    color: #666;
}

.pd-moq {
    font-size: 0.9rem;
    color: #666;
}

.pd-moq strong {
    color: #1a1a2e;
}

/* Features */
.pd-features h3,
.pd-tags h3 {
    font-size: 1rem;
    color: #1a1a2e;
    margin-bottom: 15px;
    font-weight: 600;
}

.pd-features ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.pd-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: #444;
}

.pd-features li svg {
    width: 18px;
    height: 18px;
    fill: #10b981;
    flex-shrink: 0;
}

/* Tags */
.pd-tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.pd-tags-list a {
    padding: 8px 16px;
    font-size: 0.85rem;
    color: #666;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    text-decoration: none;
    transition: all 0.3s;
}

.pd-tags-list a:hover {
    color: #fff;
    background: var(--pd-primary);
    border-color: var(--pd-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.25);
}

/* Actions */
.pd-actions {
    display: flex;
    gap: 12px;
    padding-top: 10px;
}

.pd-btn-inquiry,
.pd-btn-quote,
.pd-btn-download {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 20px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 10px;
    text-decoration: none;
    transition: all 0.3s;
}

.pd-btn-inquiry svg,
.pd-btn-quote svg,
.pd-btn-download svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.pd-btn-inquiry:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 102, 204, 0.3);
}

.pd-btn-quote:hover {
    background: var(--pd-primary);
    color: #fff;
    border-color: var(--pd-primary);
}

.pd-btn-download {
    background: #f8fafc;
    color: #666;
    border: 1px solid #e2e8f0;
}

.pd-btn-download:hover {
    background: #10b981;
    color: #fff;
    border-color: #10b981;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.3);
}

/* Product Spotlight - 通栏 */
.pd-spotlight {
    margin-top: 40px;
    padding: 30px 35px;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.08) 0%, rgba(255, 143, 90, 0.05) 100%);
    border-radius: 16px;
    border-left: 4px solid #FF6B35;
}

.pd-spotlight-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.pd-spotlight-header svg {
    width: 24px;
    height: 24px;
}

.pd-spotlight-header h3 {
    font-size: 1.25rem;
    color: #FF6B35;
    font-weight: 700;
    margin: 0;
}

.pd-spotlight-desc {
    font-size: 1rem;
    color: #444;
    line-height: 1.8;
    margin: 0;
}

.pd-spotlight-desc strong {
    color: #1a1a2e;
    font-weight: 600;
}

.pd-supplier-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.pd-supplier-info h4 {
    font-size: 0.95rem;
    color: #1a1a2e;
    margin-bottom: 5px;
}

.pd-supplier-info p {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: #10b981;
    margin: 0;
}

.pd-supplier-info p svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}


/* ========================================
   TABS SECTION
   ======================================== */
.pd-tabs-section {
    padding: 60px 0 80px;
    background: #fff;
}

.pd-tabs {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.06);
    overflow: hidden;
}

/* Tab Navigation */
.pd-tab-nav {
    display: flex;
    background: #f8fafc;
    border-bottom: 1px solid #e2e8f0;
}

.pd-tab-btn {
    flex: 1;
    padding: 20px 30px;
    font-size: 1rem;
    font-weight: 600;
    color: #666;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
}

.pd-tab-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--pd-gradient);
    transform: scaleX(0);
    transition: transform 0.3s;
}

.pd-tab-btn:hover {
    color: var(--pd-primary);
    background: rgba(0, 102, 204, 0.03);
}

.pd-tab-btn.active {
    color: var(--pd-primary);
    background: #fff;
}

.pd-tab-btn.active::after {
    transform: scaleX(1);
}

/* Tab Content */
.pd-tab-content {
    padding: 40px;
}

.pd-tab-pane {
    display: none;
}

.pd-tab-pane.active {
    display: block;
    animation: pdFadeIn 0.4s ease;
}

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

/* Attributes Table */
.pd-attr-table-wrap {
    width: 100%;
    max-width: 100%;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
}

.pd-attr-table-wrap > table,
.pd-attr-table-wrap table {
    min-width: 100%;
    width: max-content;
}

@media (min-width: 769px) {
    .pd-attr-table-wrap {
        max-height: 75vh;
    }
}

.pd-attr-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    overflow: hidden;
}

.pd-attr-table tr:not(:last-child) td {
    border-bottom: 1px solid #e2e8f0;
}

.pd-attr-table td {
    padding: 14px 18px;
    font-size: 0.9rem;
    border-right: 1px solid #e2e8f0;
}

.pd-attr-table td:last-child {
    border-right: none;
}

.pd-attr-table .pd-attr-label {
    width: 180px;
    color: #666;
    font-weight: 500;
    background: #f8fafc;
    white-space: nowrap;
}

.pd-attr-table .pd-attr-value {
    color: #1a1a2e;
    background: #fff;
    white-space: normal;
    word-break: break-word;
}

/* Description Content */

.pd-desc-content h2 {
    font-size: 1.8rem;
    color: #1a1a2e;
    margin: 30px 0 15px;
    padding-left: 15px;
    border-left: 4px solid var(--pd-primary);
    position: relative;
}
.pd-desc-content h3 {
    font-size: 1.25rem;
    color: #1a1a2e;
    margin: 30px 0 15px;
    padding-left: 15px;
    border-left: 4px solid var(--pd-primary);
    position: relative;
}

.pd-desc-content h3::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--pd-gradient);
    border-radius: 2px;
}

.pd-desc-content h3:first-child {
    margin-top: 0;
}

.pd-desc-content p {
    font-size: 1rem;
    color: #444;
    line-height: 1.8;
    margin-bottom: 20px;
}

.pd-desc-content ul {
    margin: 0 0 25px 0;
    padding-left: 25px;
}

.pd-desc-content li {
    font-size: 0.95rem;
    color: #444;
    line-height: 1.8;
    margin-bottom: 10px;
}

.pd-desc-img {
    margin: 30px 0;
    border-radius: 8px;
    overflow: hidden;
}

.pd-desc-img img {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
}
.pd-tab-pane table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    overflow: hidden;
}

.pd-tab-pane table tr:not(:last-child) td {
    border-bottom: 1px solid #e2e8f0;
}

.pd-tab-pane table td {
    padding: 14px 18px;
    font-size: 0.9rem;
    border-right: 1px solid #e2e8f0;
}

/* .pd-tab-pane td:last-child {
    border-right: none;
} */
/* FAQ Accordion */
.pd-faq-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.pd-faq-item {
    background: #f8fafc;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s;
}

.pd-faq-item:hover {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.pd-faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    transition: all 0.3s;
}

.pd-faq-question span {
    font-size: 1rem;
    font-weight: 600;
    color: #1a1a2e;
    flex: 1;
    padding-right: 15px;
}

.pd-faq-question svg {
    width: 24px;
    height: 24px;
    fill: var(--pd-primary);
    transition: transform 0.3s;
    flex-shrink: 0;
}

.pd-faq-item.active .pd-faq-question {
    background: var(--pd-primary);
}

.pd-faq-item.active .pd-faq-question span {
    color: #fff;
}

.pd-faq-item.active .pd-faq-question svg {
    fill: #fff;
    transform: rotate(45deg);
}

.pd-faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.pd-faq-answer p {
    padding: 20px 25px;
    font-size: 0.95rem;
    color: #444;
    line-height: 1.8;
    margin: 0;
    background: #fff;
}

.pd-faq-item.active .pd-faq-answer {
    max-height: 300px;
}


/* ========================================
   INQUIRY FORM
   ======================================== */
.pd-inquiry-wrapper {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
    align-items: start;
}

.pd-inquiry-form {
    flex: 1;
}

.pd-inquiry-form h3 {
    font-size: 1.25rem;
    color: #1a1a2e;
    margin-bottom: 10px;
}

.pd-inquiry-form > p {
    font-size: 0.95rem;
    color: #666;
    margin-bottom: 30px;
}

.pd-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    margin-bottom: 25px;
}

.pd-form-group {
    display: flex;
    flex-direction: column;
}

.pd-form-group.pd-form-full {
    margin-bottom: 25px;
}

.pd-form-group label {
    font-size: 0.9rem;
    color: #1a1a2e;
    font-weight: 500;
    margin-bottom: 10px;
}

.pd-form-group label span {
    color: #e53e3e;
    margin-left: 3px;
}

.pd-form-group input,
.pd-form-group select,
.pd-form-group textarea {
    width: 100%;
    padding: 15px 18px;
    font-size: 0.95rem;
    color: #1a1a2e;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    outline: none;
    transition: all 0.3s;
    font-family: inherit;
}

.pd-form-group input::placeholder,
.pd-form-group textarea::placeholder {
    color: #a0aec0;
}

.pd-form-group input:focus,
.pd-form-group select:focus,
.pd-form-group textarea:focus {
    border-color: var(--pd-primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(0, 102, 204, 0.1);
}

.pd-form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 18px;
    padding-right: 45px;
}

.pd-form-group textarea {
    resize: vertical;
    min-height: 140px;
}

.pd-inquiry-form button[type="submit"] {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.pd-inquiry-form button[type="submit"] svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

/* Contact Info Card */
.pd-contact-info {
    position: sticky;
    top: 100px;
}

.pd-contact-card {
    background: linear-gradient(135deg, #f8fafc 0%, #fff 100%);
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 30px;
}

.pd-contact-header {
    display: flex;
    align-items: center;
    gap: 15px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e2e8f0;
    margin-bottom: 25px;
}

.pd-contact-header img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.pd-contact-header h4 {
    font-size: 1rem;
    color: #1a1a2e;
    margin-bottom: 5px;
    line-height: 1.4;
}

.pd-verified {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.8rem;
    color: #10b981;
    font-weight: 500;
}

.pd-verified svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

.pd-contact-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 25px;
}

.pd-contact-item {
    display: flex;
    gap: 12px;
}

.pd-contact-icon {
    width: 40px;
    height: 40px;
    background: rgba(0, 102, 204, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pd-contact-icon svg {
    width: 20px;
    height: 20px;
    fill: var(--pd-primary);
}

.pd-contact-icon.pd-icon-whatsapp {
    background: rgba(37, 211, 102, 0.1);
}

.pd-contact-icon.pd-icon-whatsapp svg {
    fill: #25D366;
}

.pd-contact-text span {
    display: block;
    font-size: 0.75rem;
    color: #999;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 3px;
}

.pd-contact-text p {
    font-size: 0.9rem;
    color: #1a1a2e;
    margin: 0;
    line-height: 1.5;
}

.pd-contact-social {
    display: flex;
    gap: 10px;
    padding-top: 20px;
    border-top: 1px solid #e2e8f0;
}

.pd-contact-social a {
    width: 40px;
    height: 40px;
    background: #f1f5f9;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.pd-contact-social a svg {
    width: 20px;
    height: 20px;
    fill: #666;
    transition: fill 0.3s;
}

.pd-contact-social a:hover {
    background: var(--pd-primary);
}

.pd-contact-social a:hover svg {
    fill: #fff;
}

/* WeChat QR Code Popup */
.pd-wechat-link {
    position: relative;
}

.pd-qrcode-popup {
    position: absolute;
    bottom: calc(100% + 15px);
    left: 50%;
    transform: translateX(-50%);
    background: #fff;
    padding: 12px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 1000;
    pointer-events: none;
    width: 170px;
    height: 170px;
}

.pd-qrcode-popup::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid #fff;
}

.pd-qrcode-popup img {
    width: 100%;
    height: 100%;
    border-radius: 8px;
    display: block;
    object-fit: cover;
}

.pd-wechat-link:hover .pd-qrcode-popup {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* ========================================
   RECOMMENDED PRODUCTS
   ======================================== */
.pd-recommend {
    padding: 60px 0 80px;
    background: #f8fafc;
}

.pd-recommend-header {
    text-align: center;
    margin-bottom: 40px;
}

.pd-recommend-header h2 {
    font-size: 1.75rem;
    color: #1a1a2e;
    margin-bottom: 0;
}

.pd-recommend-slider {
    position: relative;
}

.pd-recommend-track {
    display: flex;
    gap: 20px;
    transition: transform 0.4s ease;
    overflow: hidden;
}

.pd-recommend-item {
    flex: 0 0 calc((100% - 60px) / 4);
    min-width: calc((100% - 60px) / 4);
    background: #fff;
    border-radius: 12px;
    text-decoration: none;
    border: 2px solid transparent;
    transition: border-color 0.3s;
    overflow: hidden;
}

.pd-recommend-item:hover {
    border-color: var(--pd-primary);
}

.pd-recommend-img {
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

.pd-recommend-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.pd-recommend-info {
    padding: 15px;
    text-align: center;
}

.pd-recommend-info h4 {
    font-size: 0.9rem;
    color: #1a1a2e;
    line-height: 1.5;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s;
}

.pd-recommend-item:hover h4 {
    color: var(--pd-primary);
}

.pd-recommend-more {
    font-size: 0.85rem;
    color: var(--pd-primary);
    font-weight: 500;
    transition: all 0.3s;
}

.pd-recommend-item:hover .pd-recommend-more {
    color: var(--pd-primary-light);
}

/* Slider Navigation */
.pd-recommend-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background: #fff;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 10;
}

.pd-recommend-prev {
    left: -22px;
}

.pd-recommend-next {
    right: -22px;
}

.pd-recommend-nav:hover {
    background: var(--pd-primary);
}

.pd-recommend-nav:hover svg {
    fill: #fff;
}

.pd-recommend-nav svg {
    width: 24px;
    height: 24px;
    fill: #333;
    transition: fill 0.3s;
}


/* ========================================
   LIGHTBOX
   ======================================== */
.pd-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.pd-lightbox.active {
    opacity: 1;
    visibility: visible;
}

.pd-lightbox-close {
    position: absolute;
    top: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    z-index: 10;
}

.pd-lightbox-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.pd-lightbox-close svg {
    width: 28px;
    height: 28px;
    fill: #fff;
}

.pd-lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s;
    z-index: 10;
}

.pd-lightbox-prev {
    left: 30px;
}

.pd-lightbox-next {
    right: 30px;
}

.pd-lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.2);
}

.pd-lightbox-nav svg {
    width: 30px;
    height: 30px;
    fill: #fff;
}

.pd-lightbox-content {
    max-width: 90%;
    max-height: 90%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pd-lightbox-content img {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 8px;
}

/* ========================================
   RESPONSIVE STYLES
   ======================================== */
@media (max-width: 1200px) {
    .pd-recommend-item {
        flex: 0 0 calc(33.333% - 16.67px);
    }
}

@media (max-width: 1024px) {
    .pd-hero {
        height: 400px;
    }
    
    .pd-detail-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .pd-gallery {
        max-width: 600px;
        margin: 0 auto;
    }
    
    .pd-tab-btn {
        padding: 16px 20px;
        font-size: 0.9rem;
    }
    
    .pd-tab-content {
        padding: 30px;
    }
    
    .pd-inquiry-wrapper {
        grid-template-columns: 1fr 320px;
        gap: 30px;
    }
    
    .pd-recommend-item {
        flex: 0 0 calc(50% - 12.5px);
    }
}

@media (max-width: 768px) {
    .pd-hero {
        height: 300px;
    }
    
    .pd-breadcrumb {
        padding-top: 15px;
    }
    
    .pd-detail {
        padding: 30px 0 50px;
    }
    
    .pd-gallery {
        flex-direction: column-reverse;
    }
    
    .pd-gallery-thumbs {
        flex-direction: row;
        width: 100%;
        overflow-x: auto;
    }
    
    .pd-thumb-list {
        flex-direction: row;
        max-height: none;
        overflow-x: auto;
        padding-bottom: 5px;
    }
    
    .pd-thumb-nav {
        width: 36px;
        height: 70px;
        flex-shrink: 0;
    }
    
    .pd-thumb-nav svg {
        transform: rotate(90deg);
    }
    
    .pd-thumb {
        width: 70px;
        height: 70px;
    }
    
    .pd-info-header h1 {
        font-size: 1.25rem;
    }
    
    .pd-price-value {
        font-size: 1.5rem;
    }
    
    .pd-features ul {
        grid-template-columns: 1fr;
    }
    
    .pd-actions {
        flex-direction: column;
    }
    
    .pd-tab-nav {
        flex-wrap: wrap;
    }
    
    .pd-tab-btn {
        flex: 1 1 50%;
        padding: 14px 15px;
        font-size: 0.85rem;
    }
    
    .pd-tab-content {
        padding: 25px 20px;
    }
    
    .pd-attr-table td:first-child {
        width: 120px;
        font-size: 0.85rem;
    }
    
    .pd-attr-table td {
        padding: 12px 15px;
        font-size: 0.9rem;
    }
    
    .pd-form-row {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .pd-inquiry-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .pd-contact-info {
        position: static;
    }
    
    .pd-recommend {
        padding: 60px 0 80px;
    }
    
    .pd-recommend-header h2 {
        font-size: 1.5rem;
    }
    
    .pd-recommend-item {
        flex: 0 0 calc(100% - 0px);
    }
    
    .pd-recommend-nav {
        display: none;
    }
    
    .pd-recommend-track {
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 10px;
    }
    
    .pd-recommend-item {
        scroll-snap-align: start;
        flex: 0 0 280px;
    }
    
    .pd-lightbox-nav {
        width: 45px;
        height: 45px;
    }
    
    .pd-lightbox-prev {
        left: 15px;
    }
    
    .pd-lightbox-next {
        right: 15px;
    }
    
    .pd-lightbox-close {
        top: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .pd-breadcrumb .zs-container {
        font-size: 0.8rem;
    }
    
    .pd-gallery-main {
        border-radius: 12px;
    }
    
    .pd-main-nav {
        width: 36px;
        height: 36px;
    }
    
    .pd-main-nav svg {
        width: 20px;
        height: 20px;
    }
    
    .pd-zoom-btn {
        width: 36px;
        height: 36px;
    }
    
    .pd-supplier {
        flex-direction: column;
        text-align: center;
    }
    
    .pd-faq-question {
        padding: 15px 20px;
    }
    
    .pd-faq-question span {
        font-size: 0.9rem;
    }
    
    .pd-faq-answer p {
        padding: 15px 20px;
        font-size: 0.9rem;
    }
}