* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: #ffffff;
    color: #333333;
    line-height: 1.6;
    min-height: 100vh;
}

/* 导航栏 */
.navbar {
    background: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.logo-text {
    font-size: 24px;
    font-weight: bold;
    background: linear-gradient(135deg, #ff6b6b, #4ecdc4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-size: 14px;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #ff6b6b;
}

/* 主内容区域 */
.main-content {
    margin-top: 60px;
}

/* 搜索区域 */
.hero-section {
    min-height: calc(100vh - 60px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%);
}

.search-container {
    text-align: center;
    max-width: 600px;
    width: 100%;
}

.brand-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 30px;
}

.brand-name {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 10px;
    color: #333;
}

.brand-slogan {
    font-size: 18px;
    color: #666;
    margin-bottom: 40px;
}

/* 快捷入口 */
.quick-links {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.quick-btn {
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-block;
}

.primary-btn {
    background: linear-gradient(135deg, #ff6b6b, #4ecdc4);
    color: white;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 107, 0.3);
}

.secondary-btn {
    background: #f8f9fa;
    color: #333;
    border: 2px solid #e0e0e0;
}

.secondary-btn:hover {
    background: #e9ecef;
    transform: translateY(-2px);
}

/* 服务区域 */
.services-section {
    padding: 80px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 36px;
    font-weight: bold;
    color: #333;
    margin-bottom: 60px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: white;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    border: 1px solid #e8f4f8;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.alipay-icon {
    background: rgba(22, 119, 255, 0.1);
}

.wechat-icon {
    background: rgba(7, 193, 96, 0.1);
}

.download-icon {
    background: rgba(255, 107, 107, 0.1);
}

.service-icon .icon {
    width: 40px;
    height: 40px;
}

.service-card h3 {
    font-size: 22px;
    color: #333;
    margin-bottom: 15px;
    font-weight: 600;
}

.service-card p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.8;
}

.service-link {
    color: #ff6b6b;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.service-link:hover {
    color: #4ecdc4;
}

/* 优势区域 */
.features-section {
    background: #f8f9fa;
    padding: 80px 20px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-item {
    text-align: center;
    padding: 30px;
    background: white;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.feature-item h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 10px;
    font-weight: 600;
}

.feature-item p {
    color: #666;
    line-height: 1.6;
}

/* 下载区域 */
.download-section {
    padding: 80px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.download-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
    align-items: center;
}

.download-info h3 {
    font-size: 32px;
    color: #333;
    margin-bottom: 15px;
    font-weight: bold;
}

.download-info > p {
    font-size: 18px;
    color: #666;
    margin-bottom: 30px;
    line-height: 1.8;
}

.download-btn {
    display: inline-block;
    padding: 15px 40px;
    background: linear-gradient(135deg, #ff6b6b, #4ecdc4);
    color: white;
    text-decoration: none;
    border-radius: 30px;
    font-size: 18px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.qr-code-container {
    text-align: center;
}

.qr-code-container > p {
    font-size: 18px;
    color: #333;
    margin-bottom: 20px;
    font-weight: 500;
}

.qr-placeholder {
    width: 200px;
    height: 200px;
    margin: 0 auto;
    background: white;
    border: 2px dashed #e0e0e0;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qr-placeholder.large {
    width: 220px;
    height: 220px;
}

.qr-icon {
    width: 100px;
    height: 100px;
    opacity: 0.3;
}

/* 联系我们区域 */
.contact-section {
    background: #f8f9fa;
    padding: 80px 20px;
}

.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 50px;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: white;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.contact-icon {
    font-size: 36px;
}

.contact-details h4 {
    font-size: 16px;
    color: #666;
    margin-bottom: 5px;
    font-weight: 500;
}

.contact-details p {
    font-size: 18px;
    color: #333;
    font-weight: 600;
}

.contact-qr {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.qr-grid {
    display: grid;
    gap: 30px;
}

.qr-item {
    text-align: center;
}

.qr-item h4 {
    font-size: 16px;
    color: #333;
    margin-bottom: 15px;
    font-weight: 600;
}

/* 页脚 */
.footer {
    background: #2c3e50;
    color: white;
    padding: 60px 20px 30px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: white;
}

.footer-section p {
    font-size: 14px;
    color: #bdc3c7;
    line-height: 1.8;
    margin-bottom: 10px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 14px;
    color: #95a5a6;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        gap: 15px;
    }
    
    .nav-menu a {
        font-size: 12px;
    }
    
    .brand-name {
        font-size: 36px;
    }
    
    .brand-slogan {
        font-size: 16px;
    }
    
    .search-box {
        flex-direction: column;
    }
    
    .quick-links {
        flex-direction: column;
    }
    
    .quick-btn {
        width: 100%;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
}