/* 全局样式 */
body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    margin: 0;
    padding: 0;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* 头部样式 */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.logo {
    display: flex;
    align-items: center;
    float: left;
}

.logo img {
    height: 40px;
    margin-right: 10px;
}

.logo span {
    font-size: 24px;
    font-weight: bold;
    color: #0066cc;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    float: left;
    margin-left: 50px;
}

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    text-decoration: none;
    color: #333;
    font-size: 16px;
    padding: 20px 0;
    display: block;
    position: relative;
}

nav ul li a.active {
    color: #0066cc;
    font-weight: bold;
}

nav ul li a.active:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: #0066cc;
}

.login-btn {
    float: right;
}

.login-btn a {
    display: inline-block;
    padding: 8px 20px;
    background-color: #0066cc;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    margin-top: 10px;
}

/* 主要内容区域 */
main {
    margin-top: 80px;
    padding: 30px 0;
}

/* 首页样式 */
.banner {
    background-color: #f5f9ff;
    padding: 100px 0;
    text-align: center;
}

.banner h1 {
    font-size: 36px;
    color: #0066cc;
    margin-bottom: 20px;
}

.banner h2 {
    font-size: 24px;
    color: #333;
}

.intro {
    padding: 50px 0;
    text-align: center;
    background-color: #fff;
}

.intro p {
    font-size: 20px;
    color: #666;
}








/* 产品中心样式 */
.product-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Secondary Navigation */
.secondary-nav {
    background-color: #fff;
    width: 100%;
    padding: 15px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.secondary-nav .container {
    display: flex;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}

.secondary-nav a {
    color: #000;
    text-decoration: none;
    padding: 8px 20px;
    margin: 0 5px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.secondary-nav a:hover, 
.secondary-nav a.active {
    background-color: #e6f2ff;
    color: #000;
}

/* Product Content */
.product-content {
    padding: 30px 0;
    min-height: 60vh;
}

/* Out Travel Section */
.out-travel-section {
    text-align: center;
}

.out-travel-section .trend-text {
    margin-bottom: 30px;
    font-size: 18px;
}

.image-row {
    display: flex;
    justify-content: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.image-item {
    margin: 0 15px;
    text-align: center;
    flex: 1;
    min-width: 200px;
    max-width: 300px;
}

.image-item img {
    max-width: 100%;
    height: auto;
}

.image-title {
    color: #28a745;
    margin-top: 10px;
    position: relative;
}

.image-title:after {
    content: "";
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 10px solid #e6f2ff;
}

.image-description {
    margin-top: 15px;
    color: #000;
}

/* Parking Section */
.parking-section {
    margin-bottom: 30px;
}

.parking-container {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.parking-col {
    flex: 0 0 50%;
    padding: 0 15px;
    box-sizing: border-box;
}

.parking-col img {
    width: 100%;
    height: auto;
    margin-bottom: 15px;
}

.parking-subcontainer {
    display: flex;
}

.parking-subcol {
    flex: 0 0 50%;
    padding: 0 5px;
}

.parking-subcol img {
    width: 100%;
    height: auto;
    margin-bottom: 10px;
}

.parking-description {
    text-align: center;
    margin-top: 20px;
}

/* Enterprise and Government Sections */
.full-image-section img {
    width: 100%;
    height: auto;
    max-height: 500px;
    object-fit: contain;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .secondary-nav .container {
        flex-wrap: wrap;
    }
    
    .secondary-nav a {
        padding: 8px 10px;
        margin: 5px;
        font-size: 14px;
    }
    
    .image-row {
        flex-direction: column;
        align-items: center;
    }
    
    .image-item {
        margin-bottom: 30px;
    }
    
    .parking-container {
        flex-direction: column;
    }
    
    .parking-col {
        flex: 0 0 100%;
        margin-bottom: 15px;
    }
}






/* 产品中心样式 */
.product-categories, .service-categories, .cooperation-categories, .about-categories {
    margin-bottom: 30px;
    border-bottom: 1px solid #eee;
    padding-bottom: 15px;
}

.product-categories h2, .service-categories h2, .cooperation-categories h2, .about-categories h2 {
    font-size: 28px;
    color: #0066cc;
    margin-bottom: 20px;
}

.product-categories ul, .service-categories ul, .cooperation-categories ul, .about-categories ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

.product-categories ul li, .service-categories ul li, .cooperation-categories ul li, .about-categories ul li {
    margin-right: 20px;
}

.product-categories ul li a, .service-categories ul li a, .cooperation-categories ul li a, .about-categories ul li a {
    text-decoration: none;
    color: #333;
    font-size: 16px;
    padding: 5px 10px;
    border-radius: 4px;
}

.product-categories ul li a:hover, .service-categories ul li a:hover, .cooperation-categories ul li a:hover, .about-categories ul li a:hover {
    background-color: #f0f7ff;
    color: #0066cc;
}

.product-section, .service-section, .cooperation-section, .about-section {
    margin-bottom: 50px;
    padding: 30px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.product-section h3, .service-section h3, .cooperation-section h3, .about-section h3 {
    font-size: 24px;
    color: #0066cc;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.product-section img, .service-section img, .cooperation-section img, .about-section img {
    max-width: 100%;
    height: auto;
    margin-bottom: 20px;
    border-radius: 4px;
}

.business-models {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.business-models div {
    flex: 1;
    min-width: 300px;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 8px;
}

.business-models h4 {
    color: #0066cc;
    margin-bottom: 10px;
}

.benefits {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.benefits div {
    flex: 1;
    min-width: 250px;
    padding: 20px;
    background-color: #f0f7ff;
    border-radius: 8px;
}

.benefits h4 {
    color: #0066cc;
    margin-bottom: 10px;
}

.contact-info {
    background-color: #f0f7ff;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.company-intro p {
    margin-bottom: 15px;
}

/* 页脚样式 */
footer {
    background-color: #333;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

footer p {
    margin: 5px 0;
    color: #ccc;
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .logo {
        float: none;
        justify-content: center;
    }
    
    nav {
        float: none;
        margin: 20px 0;
    }
    
    nav ul {
        float: none;
        justify-content: center;
        margin-left: 0;
    }
    
    .login-btn {
        float: none;
        text-align: center;
        margin-bottom: 20px;
    }
    
    .business-models div, .benefits div {
        min-width: 100%;
    }
}