/* 产品分类选项卡样式 */
.series-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.series-tab {
    padding: 15px 20px;
    margin: 0 10px 10px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    font-weight: 600;
}

.series-tab i {
    margin-right: 8px;
}

.series-tab.active {
    color: white;
}

.series-tab.e-series {
    background-color: #f8f9fa;
    color: #6c757d;
    border: 1px solid #dee2e6;
}

.series-tab.e-series.active {
    background-color: #6c757d;
    border-color: #6c757d;
}

.series-tab.s-series {
    background-color: #e3f2fd;
    color: #0d6efd;
    border: 1px solid #bbdefb;
}

.series-tab.s-series.active {
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.series-tab.p-series {
    background-color: #f3e5f5;
    color: #6f42c1;
    border: 1px solid #e1bee7;
}

.series-tab.p-series.active {
    background-color: #6f42c1;
    border-color: #6f42c1;
}

.series-tab.specialty {
    background-color: #fff3cd;
    color: #ffc107;
    border: 1px solid #ffecb5;
}

.series-tab.specialty.active {
    background-color: #ffc107;
    border-color: #ffc107;
}

.series-tab.addons {
    background-color: #d1e7dd;
    color: #198754;
    border: 1px solid #badbcc;
}

.series-tab.addons.active {
    background-color: #198754;
    border-color: #198754;
}

/* 产品网格样式 */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.product-card {
    border: 1px solid #e9ecef;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    color: white;
}

.product-badge {
    background-color: #6c757d;
}

.product-card[data-series="s-series"] .product-badge {
    background-color: #0d6efd;
}

.product-card[data-series="p-series"] .product-badge {
    background-color: #6f42c1;
}

.product-card[data-series="specialty"] .product-badge {
    background-color: #ffc107;
    color: #212529;
}

.product-card[data-series="addons"] .product-badge {
    background-color: #198754;
}

.product-image {
    height: 200px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f8f9fa;
}

.product-image img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.product-info {
    padding: 20px;
}

.product-model {
    font-size: 18px;
    margin-bottom: 15px;
    color: #212529;
}

.product-specs {
    margin-bottom: 15px;
}

.product-specs span {
    display: block;
    font-size: 14px;
    color: #6c757d;
    margin-bottom: 5px;
}

.product-price {
    font-size: 20px;
    font-weight: 700;
    color: #0d6efd;
    margin-bottom: 15px;
}

.product-actions .btn {
    width: 100%;
    text-align: center;
}

/* 隐藏非活动系列的产品 */
.products-grid .product-card {
    display: block;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .series-tabs {
        flex-direction: column;
        align-items: stretch;
    }
    
    .series-tab {
        margin: 0 0 10px 0;
        text-align: center;
        justify-content: center;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
}
:root {
    --primary: #1a56db;
    --primary-dark: #0e2b5c;
    --accent: #ff3a29;
    --light: #f3f4f6;
    --dark: #1f2937;
    --gray: #6b7280;
    --success: #10b981;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #f9fafb;
    color: var(--dark);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    display: flex;
    align-items: center;
}

.logo span {
    color: var(--accent);
}

nav ul {
    display: flex;
    list-style: none;
}

nav li {
    margin-left: 1.5rem;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 0.8rem;
    border-radius: 4px;
}

nav a:hover, nav a.active {
    background-color: rgba(255, 255, 255, 0.2);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

.breadcrumb {
    padding: 1rem 0;
    font-size: 0.9rem;
    color: var(--gray);
}

.breadcrumb a {
    color: var(--primary);
    text-decoration: none;
}

.breadcrumb span {
    color: var(--gray);
}

.hero {
    background: url('../images/hero-bg.jpg') no-repeat center center/cover;
    height: 500px;
    display: flex;
    align-items: center;
    color: white;
    text-align: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    background: var(--accent);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    background: #e02919;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.btn-outline {
    background: transparent;
    border: 2px solid white;
    margin-left: 1rem;
}

.btn-outline:hover {
    background: white;
    color: var(--primary);
}

section {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.2rem;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.section-title p {
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

.series-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.series-tab {
    padding: 1rem 2rem;
    background: white;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.series-tab:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.series-tab.active {
    background: var(--primary);
    color: white;
}

.series-tab.e-series {
    border-left: 4px solid #10b981;
}

.series-tab.s-series {
    border-left: 4px solid #3b82f6;
}

.series-tab.p-series {
    border-left: 4px solid #f59e0b;
}

.series-tab.specialty {

    border-left: 4px solid #8b5cf6;
}

.filters {
    background-color: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.filter-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--primary-dark);
}

.filter-group select, .filter-group input {
    width: 100%;
    padding: 0.7rem;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    font-size: 1rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
}

.product-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--accent);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 10;
}

.product-image {
    height: 200px;
    background-color: #e5e7eb;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-info {
    padding: 1.5rem;
}

.product-model {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: 0.5rem;
}

.product-specs {
    color: var(--gray);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.product-specs span {
    display: block;
    margin-bottom: 0.3rem;
}

.product-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

.product-actions {
    display: flex;
    justify-content: space-between;
}

.accessories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.accessory-card {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease;
}

.accessory-card:hover {
    transform: translateY(-5px);
}

.accessory-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.accessory-name {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
}

.accessory-desc {
    color: var(--gray);
    margin-bottom: 1rem;
}

.accessory-price {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 1rem;
}

.contact-info {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
}

.contact-icon {
    background: var(--primary);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    font-size: 1.2rem;
}

.contact-details h3 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
    color: var(--primary-dark);
}

.oem-content {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.capability-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--light);
    border-radius: 8px;
}

.capability-item i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.capability-item h4 {
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.brand-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.brand-item img {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin: 1.5rem 0;
}

.service-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--light);
    border-radius: 8px;
}

.service-item i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.service-item h4 {
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
}

.contact-cta {
    text-align: center;
    padding: 2rem;
    background: var(--light);
    border-radius: 8px;
    margin-top: 2rem;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-form-container {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--primary-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    font-size: 1rem;
}

.faq-section {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.faq-item {
    border-bottom: 1px solid #e5e7eb;
    padding: 1rem 0;
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question h4 {
    color: var(--primary-dark);
}

.faq-answer {
    padding-top: 1rem;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

footer {
    background: var(--primary-dark);
    color: white;
    padding: 3rem 0 2rem;
    margin-top: 3rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.2rem;
    margin-bottom: 1.2rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--accent);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: #9ca3af;
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        text-align: center;
    }
    
    nav ul {
        margin-top: 1rem;
        flex-direction: column;
        align-items: center;
    }
    
    nav li {
        margin: 0.5rem 0;
    }
    
    .hero h1 {
        font-size: 2.2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .series-tabs {
        flex-direction: column;
    }
    
    .filters {
        flex-direction: column;
    }
    
    .filter-group {
        width: 100%;
    }
    
    .products-grid, .accessories-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .capabilities-grid,
    .brands-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
}