/**
 * Joycewemtek 产品详情页样式
 * 仅用于 detail.html 页面
 */

/* ==================== Product Detail Page ==================== */
.product-detail-page {
    padding: var(--spacing-lg) 0;
    min-height: calc(100vh - var(--header-height));
}

.product-detail-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.product-detail-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    font-size: 14px;
}

.product-detail-breadcrumb a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.product-detail-breadcrumb a:hover {
    color: var(--accent-blue);
}

.breadcrumb-separator {
    color: var(--border-color);
}

.breadcrumb-current {
    color: var(--text-primary);
    font-weight: 500;
}

.product-detail-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

/* Gallery */
.product-detail-gallery {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.gallery-main-image {
    aspect-ratio: 1;
    border-radius: 16px;
    overflow: hidden;
    background: var(--secondary-bg);
}

.gallery-main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gallery-thumbnails {
    display: flex;
    gap: var(--spacing-sm);
}

.thumbnail {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    transition: border-color var(--transition-fast);
    padding: 0;
    background: none;
}

.thumbnail:hover {
    border-color: var(--border-color);
}

.thumbnail.active {
    border-color: var(--accent-blue);
}

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

/* Product Info */
.product-detail-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.product-detail-title {
    font-size: var(--font-size-h2);
    font-weight: 700;
}

.product-detail-model {
    font-size: 14px;
    color: var(--text-secondary);
}

.product-inquiry-panel {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: var(--spacing-md);
    background: var(--white);
}

.product-inquiry-text {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

.product-inquiry-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.detail-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
}

.detail-btn-primary {
    background: var(--accent-blue);
    color: var(--white);
}

.detail-btn-secondary {
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    background: var(--white);
}

.detail-btn-primary:hover {
    background: #005bb5;
}

.detail-btn-secondary:hover {
    border-color: var(--accent-blue);
    color: var(--accent-blue);
}

.product-detail-features {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    border-radius: 12px;
    padding: var(--spacing-md);
}

.product-detail-features h3 {
    font-size: var(--font-size-body);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--accent-blue);
}

.features-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    font-size: 14px;
    color: var(--text-secondary);
}

.feature-icon {
    color: #22c55e;
    font-weight: 700;
    font-size: 16px;
    line-height: 1;
    flex-shrink: 0;
}

.product-detail-specs {
    background: var(--secondary-bg);
    border-radius: 12px;
    padding: var(--spacing-md);
}

.product-detail-specs h3 {
    font-size: var(--font-size-body);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table tr {
    border-bottom: 1px solid var(--border-color);
}

.specs-table tr:last-child {
    border-bottom: none;
}

.specs-table th,
.specs-table td {
    padding: var(--spacing-xs) 0;
    text-align: left;
    font-size: 14px;
}

.specs-table th {
    color: var(--text-secondary);
    font-weight: 500;
    width: 40%;
}

.specs-table td {
    color: var(--text-primary);
}

/* ==================== Responsive ==================== */
@media (max-width: 1024px) {
    .product-detail-main {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    .product-detail-main {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .product-detail-title {
        font-size: var(--font-size-h3);
    }

    .product-detail-container {
        padding: 0 var(--spacing-sm);
    }

    .product-inquiry-actions {
        flex-direction: column;
    }
}

/* ==================== Step 5 B2B Product Detail ==================== */
.product-detail-b2b-page {
    background: #f8f7f4;
}

.product-b2b-hero {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: var(--spacing-xl);
    align-items: start;
    margin-bottom: var(--spacing-xl);
}

.product-detail-b2b-page .gallery-main-image {
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: #ffffff;
}

.product-detail-b2b-page .gallery-main-image img {
    object-fit: contain;
    padding: var(--spacing-md);
}

.product-b2b-info {
    padding: var(--spacing-lg);
    border-radius: 8px;
    background: #181614;
    color: #ffffff;
}

.product-b2b-labels {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: var(--spacing-md);
}

.product-b2b-labels span {
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(214, 179, 106, 0.14);
    color: #d6b36a;
    font-size: 12px;
    font-weight: 800;
}

.product-b2b-info h1 {
    margin-bottom: var(--spacing-sm);
    color: #ffffff;
    font-size: 42px;
    letter-spacing: 0;
}

.product-b2b-value {
    color: rgba(255, 255, 255, 0.76);
    font-size: 17px;
    line-height: 1.75;
}

.product-b2b-quick {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin: var(--spacing-md) 0;
}

.product-b2b-quick span {
    min-height: 58px;
    padding: 12px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.78);
    font-size: 13px;
    font-weight: 700;
}

.product-b2b-inquiry-panel {
    border-color: rgba(214, 179, 106, 0.34);
    background: rgba(255, 255, 255, 0.06);
}

.product-b2b-inquiry-panel strong {
    display: block;
    margin-bottom: 6px;
    color: #ffffff;
}

.product-b2b-inquiry-panel .product-inquiry-text {
    color: rgba(255, 255, 255, 0.72);
}

.product-b2b-content-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.product-b2b-section {
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: #ffffff;
}

.product-b2b-section h2 {
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0;
}

.product-b2b-list {
    display: grid;
    gap: 10px;
}

.product-b2b-list li {
    position: relative;
    padding-left: 18px;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.65;
}

.product-b2b-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #d6b36a;
}

.product-b2b-specs-table th,
.product-b2b-specs-table td {
    padding: 10px 0;
}

.product-b2b-pill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.product-b2b-pill-list li {
    padding: 9px 12px;
    border-radius: 999px;
    background: #f4f1e8;
    color: #8a6427;
    font-size: 13px;
    font-weight: 750;
}

.product-detail-final-cta {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
    border-radius: 8px;
    background: #181614;
    color: #ffffff;
}

.product-detail-final-cta h2 {
    max-width: 680px;
    margin-bottom: var(--spacing-xs);
    color: #ffffff;
    letter-spacing: 0;
}

.product-detail-final-cta p {
    max-width: 680px;
    color: rgba(255, 255, 255, 0.72);
    line-height: 1.7;
}

@media (max-width: 1024px) {
    .product-b2b-hero,
    .product-b2b-content-grid {
        grid-template-columns: 1fr;
    }

    .product-b2b-info {
        padding: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .product-b2b-info h1 {
        font-size: 32px;
    }

    .product-b2b-quick {
        grid-template-columns: 1fr;
    }

    .product-detail-final-cta {
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-md);
    }
}