body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
    background-color: #f9f9f9;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
/* 导航栏样式 */
.navbar {
    border-radius: 0;
    margin-bottom: 0;
    background-color: #fff;
    border-bottom: 2px solid #3c8dbc;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.navbar-brand {
    font-size: 24px;
    font-weight: bold;
    color: #3c8dbc !important;
}
.navbar-nav > li > a {
    color: #666 !important;
    font-size: 16px;
    padding: 15px 20px;
}
.navbar-nav > li > a:hover,
.navbar-nav > li.active > a {
    color: #3c8dbc !important;
    background-color: #f5f5f5;
}

/* 英雄区域 */
.hero-section {
    background: linear-gradient(135deg, #3c8dbc 0%, #26a69a 100%);
    color: white;
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('__CDN__/assets/img/overlay-pattern.png') repeat;
    opacity: 0.1;
}
.hero-section h1 {
    font-size: 48px;
    margin-bottom: 20px;
    position: relative;
}
.hero-section p {
    font-size: 20px;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}
/* 内容区域 */
.section {
    padding: 80px 0;
}
.section-title {
    text-align: center;
    margin-bottom: 50px;
}
.section-title h2 {
    font-size: 36px;
    color: #333;
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}
.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: #3c8dbc;
}

/* 关于我们 */
.about-section {
    background-color: #f9f9f9;
}
.about-content {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
}
.about-image {
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}
.about-image:hover {
    transform: scale(1.02);
}

/* 服务项目 */
.service-card {
    background-color: #fff;
    border-radius: 8px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    height: 100%;
}
.service-card:hover {
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
    transform: translateY(-5px);
}
.service-card .icon {
    font-size: 48px;
    color: #3c8dbc;
    margin-bottom: 20px;
    text-align: center;
}
.service-card h3 {
    text-align: center;
    margin-bottom: 15px;
    color: #333;
}
.service-card p {
    color: #666;
    text-align: center;
}

/* 客户案例 */
.case-section {
    background-color: #f9f9f9;
}
.case-item {
    position: relative;
    margin-bottom: 30px;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.case-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s ease;
}
.case-item:hover img {
    transform: scale(1.1);
}
.case-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    padding: 30px 20px 20px;
    color: white;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.case-item:hover .case-overlay {
    opacity: 1;
}

/* 合作伙伴 */
.partner-section {
    background-color: #f0f0f0;
    padding: 40px 0;
}
.partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    margin-bottom: 20px;
    transition: all 0.3s ease;
}
.partner-logo:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.1);
}

/* 联系我们 */
.contact-info {
    margin-bottom: 30px;
}
.contact-info i {
    color: #3c8dbc;
    font-size: 24px;
    margin-right: 15px;
}
.contact-info p {
    display: inline-block;
    margin: 0;
    font-size: 16px;
    color: #666;
}
.form-control {
    border-radius: 4px;
    border-color: #ddd;
    padding: 12px;
    font-size: 16px;
}
.form-control:focus {
    border-color: #3c8dbc;
    box-shadow: 0 0 0 2px rgba(60, 141, 188, 0.25);
}

/* 页脚 */
footer {
    background-color: #333;
    color: white;
    padding: 60px 0 30px;
}
.footer-logo {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
    color: white;
}
.footer-links h4 {
    color: white;
    margin-bottom: 20px;
    font-size: 18px;
}
.footer-links ul {
    list-style: none;
    padding: 0;
}
.footer-links ul li {
    margin-bottom: 10px;
}
.footer-links ul li a {
    color: #ccc;
    transition: color 0.3s ease;
}
.footer-links ul li a:hover {
    color: #3c8dbc;
    text-decoration: none;
}
.copyright {
    text-align: center;
    padding-top: 30px;
    margin-top: 30px;
    border-top: 1px solid #444;
    color: #888;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 36px;
    }
    .hero-section p {
        font-size: 18px;
    }
    .section-title h2 {
        font-size: 28px;
    }
    .navbar-nav > li > a {
        padding: 10px 15px;
    }
    .service-card,
    .case-item {
        margin-bottom: 20px;
    }
}