.inner-banner {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: #fff;
    padding: 60px 0;
    text-align: center;
}

.inner-banner h1 {
    font-size: 32px;
    margin-bottom: 10px;
}

.inner-banner .breadcrumb {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

.inner-banner .breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

.inner-banner .breadcrumb a:hover {
    color: #fff;
}

.inner-content {
    padding: 60px 0;
    min-height: 400px;
}

.about-section {
    margin-bottom: 40px;
}

.about-section h2 {
    font-size: 24px;
    color: #333;
    margin-bottom: 20px;
    padding-left: 15px;
    border-left: 4px solid #007bff;
}

.about-section p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 15px;
    font-size: 15px;
}

.about-section img {
    max-width: 100%;
    height: auto;
    margin: 20px 0;
    border-radius: 8px;
}

.product-categories-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.category-card {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
}

.category-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
}

.category-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.category-card h3 {
    padding: 20px;
    color: #333;
    font-size: 16px;
}

.products-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.news-list-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.news-card {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 25px;
    transition: all 0.3s;
}

.news-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.news-card .news-meta {
    display: flex;
    justify-content: space-between;
    color: #999;
    font-size: 13px;
    margin-bottom: 12px;
}

.news-card h3 {
    font-size: 18px;
    color: #333;
    margin-bottom: 12px;
    line-height: 1.4;
}

.news-card h3 a {
    color: #333;
    text-decoration: none;
}

.news-card h3 a:hover {
    color: #007bff;
}

.news-card p {
    color: #666;
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 12px;
}

.news-card .read-more {
    color: #007bff;
    text-decoration: none;
    font-size: 14px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
}

.contact-info h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #007bff;
}

.contact-info p {
    color: #666;
    line-height: 2;
    font-size: 15px;
}

.contact-info a {
    color: #007bff;
    text-decoration: none;
}

.contact-form {
    background: #fff;
    padding: 30px;
    border: 1px solid #eee;
    border-radius: 8px;
}

.contact-form h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 20px;
}

.contact-form .form-group {
    margin-bottom: 18px;
}

.contact-form label {
    display: block;
    margin-bottom: 6px;
    color: #666;
    font-size: 14px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #007bff;
}

.contact-form textarea {
    min-height: 100px;
    resize: vertical;
}

.contact-form button {
    background: #007bff;
    color: #fff;
    padding: 10px 24px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: opacity 0.3s;
}

.contact-form button:hover {
    opacity: 0.9;
}

.job-list {
    display: grid;
    gap: 20px;
}

.job-item {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 25px;
    transition: all 0.3s;
}

.job-item:hover {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.job-item h3 {
    color: #007bff;
    font-size: 20px;
    margin-bottom: 10px;
}

.job-item .job-meta {
    color: #999;
    font-size: 14px;
    margin-bottom: 15px;
}

.job-item .job-meta span {
    margin-right: 20px;
}

.job-item .job-desc {
    color: #666;
    line-height: 1.8;
    font-size: 14px;
}

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

.patent-item {
    background: #f8f9fa;
    border-left: 4px solid #007bff;
    padding: 20px;
    border-radius: 4px;
}

.patent-item h3 {
    color: #333;
    font-size: 16px;
    margin-bottom: 8px;
}

.patent-item p {
    color: #666;
    font-size: 13px;
    line-height: 1.6;
}

.faq-item {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
}

.faq-item h3 {
    color: #007bff;
    font-size: 16px;
    margin-bottom: 10px;
}

.faq-item p {
    color: #666;
    line-height: 1.8;
    font-size: 14px;
}

.detail-content {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 30px;
}

.detail-content h1 {
    color: #333;
    font-size: 26px;
    margin-bottom: 15px;
    text-align: center;
}

.detail-content .meta {
    text-align: center;
    color: #999;
    font-size: 14px;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.detail-content p {
    color: #666;
    line-height: 2;
    font-size: 15px;
    margin-bottom: 15px;
}

.detail-content img {
    max-width: 100%;
    height: auto;
    margin: 15px 0;
    border-radius: 4px;
}

.product-detail-img {
    width: 100%;
    max-width: 500px;
    margin: 0 auto 20px;
    display: block;
}

.back-link {
    display: inline-block;
    margin-top: 30px;
    color: #007bff;
    text-decoration: none;
    font-size: 14px;
}

.back-link:hover {
    text-decoration: underline;
}

.tab-nav {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
    border-bottom: 1px solid #eee;
}

.tab-nav a {
    padding: 12px 30px;
    color: #666;
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: all 0.3s;
    margin-bottom: -1px;
}

.tab-nav a.active,
.tab-nav a:hover {
    color: #007bff;
    border-bottom-color: #007bff;
}

@media (max-width: 768px) {
    .product-categories-grid,
    .products-list,
    .patent-list {
        grid-template-columns: repeat(2, 1fr);
    }

    .news-list-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
}