/* ICP备案条 */
.footer-icp {
    background: #f5f5f5;
    padding: 15px 0;
    text-align: center;
}
.footer-icp a {
    color: #1890ff;
    font-size: 13px;
    text-decoration: none;
}
.footer-icp a:hover {
    text-decoration: underline;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.section {
    padding: 60px 0;
}
.bg-gray {
    background-color: #f5f5f5;
}
h2 {
    font-size: 28px;
    text-align: center;
    margin-bottom: 30px;
    color: #333;
}
h3 {
    font-size: 20px;
    margin-bottom: 15px;
}
/* 头部导航 */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 40px;
}
.header-left {
    flex-shrink: 0;
}
.logo {
    font-size: 20px;
    color: #1890ff;
    font-weight: bold;
    padding: 8px 16px;
    border: 2px dashed #ccc;
    border-radius: 6px;
}
.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav a {
    color: #333;
    text-decoration: none;
    padding: 10px 18px;
    border-radius: 6px;
    font-size: 15px;
    transition: all 0.3s;
}
.nav a:hover {
    color: #fff;
    background: #1890ff;
}
.nav a:first-child {
    background: #1890ff;
    color: #fff;
}
.nav a:first-child:hover {
    background: #096dd9;
}
/* Banner区 */
.hero {
    background: linear-gradient(135deg, #f0f5ff 0%, #e6f0ff 100%);
    color: #333;
    padding: 80px 0;
    text-align: center;
    border-bottom: 1px solid #e5e5e5;
}
.hero h2 {
    color: #333;
    font-size: 36px;
    margin-bottom: 15px;
}
.hero p {
    font-size: 18px;
    margin-bottom: 20px;
    color: #666;
}
.hero-contact {
    background: rgba(24, 144, 255, 0.08);
    padding: 20px;
    border-radius: 10px;
    margin: 20px auto;
    max-width: 500px;
    border: 1px solid rgba(24, 144, 255, 0.2);
}
.hero-contact p {
    margin: 5px 0;
    font-size: 16px;
    color: #333;
}
.btn {
    display: inline-block;
    background: #1890ff;
    color: #fff;
    padding: 15px 40px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    margin-top: 20px;
    transition: all 0.3s;
}
.btn:hover {
    background: #096dd9;
    transform: translateY(-2px);
}
/* 内容区 */
.content-box {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.content-box p {
    margin-bottom: 20px;
    text-align: justify;
}
.content-box ul {
    list-style: none;
    padding-left: 0;
}
.content-box ul li {
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
}
.content-box ul li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #1890ff;
}
/* 服务项目 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-top: 30px;
}
.service-item {
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.service-item h3 {
    color: #1890ff;
    border-bottom: 2px solid #1890ff;
    padding-bottom: 10px;
}
.service-item ul {
    list-style: none;
    padding: 0;
}
.service-item ul li {
    padding: 6px 0;
    padding-left: 15px;
    position: relative;
}
.service-item ul li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #1890ff;
}
.service-note {
    background: #e6f7ff;
    padding: 15px 20px;
    border-radius: 8px;
    margin-top: 30px;
    border-left: 4px solid #1890ff;
}
/* 服务流程 */
.process-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-top: 30px;
}
.step {
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.step-num {
    width: 50px;
    height: 50px;
    background: #1890ff;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    margin: 0 auto 15px;
}
.step h3 {
    color: #333;
    font-size: 18px;
}
.step p {
    color: #666;
    font-size: 14px;
}
/* 案例展示 */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-top: 30px;
}
.case-item {
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    border-left: 4px solid #1890ff;
}
.case-item h3 {
    color: #333;
    margin-bottom: 10px;
}
.case-item p {
    color: #666;
    font-size: 14px;
    margin: 5px 0;
}
.cases-note {
    text-align: center;
    color: #999;
    margin-top: 30px;
    font-style: italic;
}
/* 常见问答 */
.faq-list {
    max-width: 900px;
    margin: 30px auto 0;
}
.faq-item {
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.faq-item h3 {
    color: #1890ff;
    margin-bottom: 10px;
}
.faq-item p {
    color: #666;
    line-height: 1.8;
}
/* 资讯动态 */
.news-list {
    margin-top: 30px;
}
.news-item {
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.news-item h3 {
    color: #333;
    margin-bottom: 10px;
}
.news-date {
    color: #999;
    font-size: 14px;
    margin-bottom: 10px;
}
.news-item p {
    color: #666;
}
.read-more {
    color: #1890ff;
    text-decoration: none;
    display: inline-block;
    margin-top: 10px;
}
.news-note {
    text-align: center;
    color: #999;
    margin-top: 30px;
    font-style: italic;
}
/* 联系我们 */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 30px;
}
.contact-info {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.contact-info h3 {
    color: #1890ff;
    margin-bottom: 20px;
}
.contact-detail p {
    padding: 8px 0;
    color: #666;
}
.contact-qr {
    background: #f5f5f5;
    padding: 15px;
    border-radius: 8px;
    margin-top: 20px;
    text-align: center;
}
.contact-form {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.form-group {
    margin-bottom: 20px;
}
.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1890ff;
}
.btn-submit {
    width: 100%;
    background: #1890ff;
    color: #fff;
    padding: 15px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.3s;
}
.btn-submit:hover {
    background: #096dd9;
}
/* 页脚 */
.footer {
    background: #333;
    color: #fff;
    padding: 40px 0 0;
}
.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 30px;
}
.footer-section h4 {
    margin-bottom: 15px;
    color: #1890ff;
}
.footer-section p {
    color: #ccc;
    margin: 5px 0;
    font-size: 14px;
}

/* 二维码区域 */
.footer-qrcode h4 {
    margin-bottom: 15px;
}
.qrcode-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    justify-items: center;
}
.qrcode-item {
    text-align: center;
}
.qrcode-item p {
    color: #ccc;
    font-size: 12px;
    margin-bottom: 6px;
}
.qrcode-card {
    background: #fff;
    padding: 4px;
    border-radius: 6px;
}
.qrcode-card img {
     width: 80px;
    height: 80px;
    display: block;
}


/* 页脚底部 */
.footer-bottom {
    border-top: 1px solid #555;
    padding: 0;
    text-align: center;
}
.footer-icp-bar {
    padding: 12px 0;
    background: #333;
}
.footer-icp-bar a {
    color: #1890ff;
    font-size: 13px;
    text-decoration: none;
}
.footer-bottom p {
    color: #999;
    font-size: 12px;
    margin: 0;
    padding: 8px 20px;
}
/* 二维码网格 2x2布局 */
.qrcode-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;max-width:320px;margin:0 auto;}
.qrcode-item{text-align:center;}
.qrcode-card{background:#fff;padding:6px;border-radius:8px;display:inline-block;}
.qrcode-card img{width:80px;height:80px;object-fit:contain;border-radius:6px;}
/* 响应式 */
@media (max-width: 1024px) {
    .nav a {
        padding: 8px 12px;
        font-size: 14px;
    }
}
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 15px;
        padding: 15px 20px;
    }
    .logo {
        font-size: 18px;
    }
    .nav {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 5px;
    }
    .nav a {
        padding: 8px 14px;
        font-size: 14px;
    }
    .services-grid,
    .process-steps {
        grid-template-columns: 1fr;
    }
    .cases-grid {
        grid-template-columns: 1fr;
    }
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    .footer-content {
        grid-template-columns: 1fr;
    }
    .hero h2 {
        font-size: 24px;
    }
    /* 移动端二维码居中适配 */
    .qrcode-grid {
        justify-content: center;
    }
}