.product-detail-page {
    margin: 120px 0 60px 0;
}

.product-breadcrumbs {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 40px;
    padding: 15px 20px;
    background: #f9f9f9;
    border-radius: 6px;
    font-size: 14px;
    flex-wrap: wrap;
}

.breadcrumb-link {
    color: var(--text-dark, #333);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-link:hover {
    color: var(--primary-color, #9f1319);
    text-decoration: underline;
}

.breadcrumb-separator {
    color: #999;
    font-weight: bold;
}

.breadcrumb-current {
    color: var(--primary-color, #9f1319);
    font-weight: 600;
}

.product-detail-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
    max-width: 1200px;
    margin: 0 auto;
}

.product-gallery-section {
    position: sticky;
    top: 20px;
    overflow: visible;
}

.main-image-container {
    position: relative;
    width: 100%;
    background: #ffffff;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 20px;
    cursor: default;
    /* 确保容器背景不显示灰色 */
    background-image: none !important;
}

/* ── Magnifier hover icon ────────────────────────────────── */
.zoom-magnifier-icon {
    position: absolute;
    bottom: 14px;
    right: 14px;
    width: 44px;
    height: 44px;
    background: rgba(159, 19, 25, 0.82);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    pointer-events: none;
    z-index: 20;
    opacity: 0;
    transform: scale(0.7);
    transition: opacity 0.25s ease, transform 0.25s ease;
    box-shadow: 0 4px 14px rgba(159, 19, 25, 0.45);
}

.zoom-magnifier-icon svg {
    width: 22px;
    height: 22px;
    stroke: #fff;
}

/* Show icon when mouse is over the container but not yet dragging */
.main-image-container:hover .zoom-magnifier-icon:not(.hidden) {
    opacity: 1;
    transform: scale(1);
}

.zoom-magnifier-icon.hidden {
    opacity: 0 !important;
    transform: scale(0.7) !important;
    transition: opacity 0.15s ease, transform 0.15s ease;
}

/* ── Zoom lens (circle that follows mouse on main image) ── */
.zoom-lens {
    position: absolute;
    width: 110px;
    height: 110px;
    border: 2.5px solid var(--primary-color, #9f1319);
    border-radius: 50%;
    pointer-events: none;
    z-index: 30;
    opacity: 0;
    transform: scale(0.85);
    transition: opacity 0.18s ease, transform 0.18s ease;
    background: rgba(159, 19, 25, 0.06);
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.6) inset,
        0 4px 16px rgba(159, 19, 25, 0.18);
    cursor: none;
}

.zoom-lens.visible {
    opacity: 1;
    transform: scale(1);
}

/* ── Zoom result panel (floats to the LEFT, transparent bg) ── */
.zoom-result {
    position: absolute;
    top: 0;
    border: none;
    border-radius: 10px;
    background-repeat: no-repeat;
    background-color: transparent;
    pointer-events: none;
    z-index: 200;
    display: block;
    opacity: 0;
    transform: scale(0.97) translateX(6px);
    transform-origin: right center;
    transition: opacity 0.22s ease, transform 0.22s ease;
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.14),
        0 2px 8px rgba(0, 0, 0, 0.06);
    overflow: hidden;
}

.zoom-result.visible {
    opacity: 1;
    transform: scale(1) translateX(0);
    cursor: none;
}

/* Keep the main image clipped nicely */
.main-product-image {
    width: 100%;
    height: auto;
    display: block;
    /* 使用较短的过渡，减少图片切换时背景色透出的时间 */
    transition: opacity 0.15s ease;
    /* 确保主图片初始状态完全可见 */
    opacity: 1 !important;
    visibility: visible !important;
}

.thumbnail-gallery {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 10px;
    overflow: visible;
}

.thumbnail-item {
    position: relative;
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 4px;
    overflow: hidden;
    transition: all 0.3s ease;
    background: #f5f5f5;
}

.thumbnail-item:hover {
    border-color: var(--primary-color, #9f1319);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(159, 19, 25, 0.15);
}

.thumbnail-item.active {
    border-color: var(--primary-color, #9f1319);
    border-width: 3px;
    box-shadow: 0 4px 12px rgba(159, 19, 25, 0.2);
}

.thumbnail-image {
    width: 100%;
    height: auto;
    display: block;
    aspect-ratio: 1;
    object-fit: cover;
}

.product-info-section {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.product-detail-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark, #333);
    line-height: 1.2;
    margin-bottom: 10px;
}

.product-specs-table {
    background: white;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
    max-width: 1200px;
    margin: 0 auto;
}

.spec-row {
    display: flex;
    padding: 16px 20px;
    border-bottom: 1px solid #e0e0e0;
    transition: background-color 0.3s ease;
}

.spec-row:last-child {
    border-bottom: none;
}

.spec-row:hover {
    background-color: #f9f9f9;
}

.spec-label {
    flex: 0 0 180px;
    font-weight: 600;
    color: #666;
    font-size: 15px;
    text-align: center;
    border-right: 1px solid #e0e0e0;
    padding-right: 20px;
}

.spec-value {
    flex: 1;
    color: var(--text-dark, #333);
    font-size: 15px;
    font-weight: 500;
    text-align: center;
    padding-left: 20px;
}

.product-cta-section {
    margin-top: 20px;
}

.btn-large {
    padding: 16px 40px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.btn-quote {
    background-color: var(--primary-color, #9f1319);
    color: white;
    border: 2px solid var(--primary-color, #9f1319);
    text-decoration: none;
    width: 100%;
    justify-content: center;
}

.btn-quote:hover {
    background-color: var(--primary-dark, #8a0f15);
    border-color: var(--primary-dark, #8a0f15);
    transform: translateX(5px);
    box-shadow: 0 6px 20px rgba(159, 19, 25, 0.3);
}

.btn-quote svg {
    transition: transform 0.3s ease;
}

.btn-quote:hover svg {
    transform: translateX(5px);
}

.product-short-description,
.product-full-description {
    background: white;
    padding: 40px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.product-short-description h3,
.product-full-description h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-color, #9f1319);
    margin-bottom: 20px;
}

.product-short-description p,
.product-full-description .description-content {
    color: var(--text-dark, #333);
    line-height: 1.8;
    font-size: 16px;
    text-align: left;
}

.product-full-description .description-content {
    margin-top: 20px;
}

.product-inquiry-form-section {
    margin-top: 80px;
    padding: 60px;
    background: var(--bg-light, #f9f9f9);
    border-radius: 8px;
}

.inquiry-form-container {
    max-width: 1200px;
    margin: 0 auto;
}

.inquiry-form-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color, #9f1319);
    text-align: center;
    margin-bottom: 15px;
}

.inquiry-form-subtitle {
    text-align: center;
    color: #666;
    font-size: 16px;
    margin-bottom: 40px;
}

.inquiry-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.factory-info-section {
    background: white;
    padding: 30px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.factory-info-section h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color, #9f1319);
    margin-bottom: 20px;
}

.factory-contact {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-icon {
    font-size: 24px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.contact-details strong {
    color: var(--text-dark, #333);
}

.contact-details span {
    color: #666;
}

.inquiry-form-content {
    background: white;
    padding: 30px;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark, #333);
    font-size: 15px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 15px;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color, #9f1319);
    box-shadow: 0 0 0 3px rgba(159, 19, 25, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    margin-top: 20px;
    text-align: center;
}

.form-submit .btn {
    width: 100%;
    max-width: 400px;
}

@media (max-width: 1024px) {
    .product-detail-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .product-gallery-section {
        position: static;
    }
    
    .thumbnail-gallery {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .product-detail-title {
        font-size: 32px;
    }
    
    .spec-label {
        flex: 0 0 150px;
    }
}

@media (max-width: 768px) {
    .product-detail-page {
        margin: 40px 0;
    }
    
    .product-breadcrumbs {
        font-size: 13px;
        padding: 12px 15px;
    }
    
    .thumbnail-gallery {
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
    }
    
    .product-detail-title {
        font-size: 28px;
    }
    
    .spec-row {
        padding: 14px 16px;
    }
    
    .spec-label {
        flex: 0 0 130px;
        font-size: 14px;
    }
    
    .spec-value {
        font-size: 14px;
    }
    
    .btn-large {
        padding: 14px 32px;
        font-size: 16px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .product-inquiry-form-section {
        padding: 40px 20px;
    }
    
    .inquiry-form-title {
        font-size: 28px;
    }
    
    .inquiry-form-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .factory-info-section {
        padding: 20px;
    }
    
    .factory-info-section h3 {
        font-size: 18px;
    }
    
    .factory-contact {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .product-breadcrumbs {
        gap: 8px;
        padding: 10px 12px;
    }
    
    .breadcrumb-separator {
        display: none;
    }
    
    .thumbnail-gallery {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-detail-title {
        font-size: 24px;
    }
    
    .spec-label {
        flex: 0 0 110px;
        font-size: 13px;
    }
    
    .spec-value {
        font-size: 13px;
    }
    
    .btn-large {
        padding: 12px 24px;
        font-size: 15px;
    }
    
    .product-inquiry-form-section {
        padding: 30px 15px;
    }
    
    .inquiry-form-title {
        font-size: 24px;
    }
    
    .inquiry-form-subtitle {
        font-size: 14px;
    }
}