/* 全局样式 */
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: #333;
    line-height: 1.6;
}

/* 导航栏样式 */
.navbar {
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: bold;
}

.logo {
    height: 40px;
    width: auto;
}

.nav-link {
    font-size: 1rem;
    margin-left: 1rem;
}

/* 首屏大图样式 */
.banner {
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://p11-flow-imagex-sign.byteimg.com/tos-cn-i-a9rns2rl98/rc/pc/super_tool/876a4980c4ee41e49d683f50942e24d9~tplv-a9rns2rl98-image.image?lk3s=8e244e95&rcl=202604171053175AE20B0D2D4ED92E2DC5&rrcfp=f06b921b&x-expires=1778986421&x-signature=jYMQfWnB%2B2fx3Xnr52k5f0bLoy4%3D') no-repeat center center;
    background-size: cover;
    height: 100vh;
    display: flex;
    align-items: center;
}

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

.banner p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

/* 通用样式 */
.py-12 {
    padding-top: 8rem;
    padding-bottom: 8rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #007bff;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 80px;
    height: 4px;
    background: #007bff;
}

.text-center .section-title::after {
    left: 50%;
    transform: translateX(-50%);
}

/* 卡片样式 */
.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    border-radius: 8px;
    overflow: hidden;
}

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

.card-img-top {
    height: 200px;
    object-fit: cover;
}

/* 合作伙伴样式 */
.partner-logo {
    height: 100px;
    width: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.partner-logo:hover {
    transform: scale(1.05);
}

/* 表单样式 */
.form-control {
    border-radius: 4px;
    border: 1px solid #ced4da;
    padding: 0.75rem 1rem;
    margin-bottom: 1rem;
}

.form-control:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* 按钮样式 */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0069d9;
    border-color: #0062cc;
}

.btn-outline-primary {
    color: #007bff;
    border-color: #007bff;
}

.btn-outline-primary:hover {
    background-color: #007bff;
    border-color: #007bff;
    color: #fff;
}

/* 页脚样式 */
.footer {
    background-color: #343a40;
    color: #fff;
}

.social-icons a {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background-color: #007bff;
    transform: translateY(-3px);
}

/* 响应式样式 */
@media (max-width: 768px) {
    .banner h1 {
        font-size: 2rem;
    }
    
    .banner p {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .py-12 {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }
}

/* 懒加载图片样式 */
.lazy {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lazy.loaded {
    opacity: 1;
}

/* 产品页面样式 */
.product-detail {
    margin-top: 2rem;
}

.product-detail img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.product-specs {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 2rem;
}

.product-specs h4 {
    margin-bottom: 1rem;
    color: #007bff;
}

.product-specs ul {
    list-style: none;
    padding: 0;
}

.product-specs li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #e9ecef;
}

.product-specs li:last-child {
    border-bottom: none;
}

/* 新闻页面样式 */
.news-item {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #e9ecef;
}

.news-item:last-child {
    border-bottom: none;
}

.news-item h3 {
    margin-bottom: 0.5rem;
    color: #007bff;
}

.news-item .date {
    color: #6c757d;
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

/* 招聘页面样式 */
.job-item {
    margin-bottom: 2rem;
    padding: 1.5rem;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.job-item:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}

.job-item h3 {
    margin-bottom: 0.5rem;
    color: #007bff;
}

.job-item .salary {
    color: #28a745;
    font-weight: 500;
    margin-bottom: 1rem;
}

.job-item .tags {
    margin-bottom: 1rem;
}

.job-item .tag {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    background-color: #e9ecef;
    color: #495057;
    border-radius: 4px;
    font-size: 0.75rem;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
}

/* 案例页面样式 */
.case-item {
    margin-bottom: 3rem;
}

.case-item img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.case-item h3 {
    margin-bottom: 1rem;
    color: #007bff;
}

/* 关于我们页面样式 */
.about-us {
    margin-top: 2rem;
}

.about-us img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.company-info {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 2rem;
}

.company-info h4 {
    margin-bottom: 1rem;
    color: #007bff;
}

.company-info ul {
    list-style: none;
    padding: 0;
}

.company-info li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #e9ecef;
}

.company-info li:last-child {
    border-bottom: none;
}

/* 联系我们页面样式 */
.contact-info {
    background-color: #f8f9fa;
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.contact-info h4 {
    margin-bottom: 1rem;
    color: #007bff;
}

.contact-info ul {
    list-style: none;
    padding: 0;
}

.contact-info li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #e9ecef;
}

.contact-info li:last-child {
    border-bottom: none;
}

.map-container {
    height: 400px;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 2rem;
}