/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    color: #333;
    line-height: 1.6;
    background-color: #f5f7fa;
}

/* 导航栏样式 */
.layui-nav {
    background: linear-gradient(135deg, #1E9FFF 0%, #0066CC 100%);
    box-shadow: 0 2px 10px rgba(0, 153, 255, 0.3);
}

.layui-nav .layui-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.layui-nav-item a {
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.layui-nav-item a:hover {
    color: #fff !important;
    opacity: 0.9;
}

/* 登录按钮样式 */
.login-btn {
    background: #fff;
    color: #1E9FFF !important;
    padding: 0 25px;
    border-radius: 20px;
    font-weight: 600;
    box-shadow: 0 2px 10px rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.login-btn:hover {
    background: #f0f9ff;
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.5);
    color: #0066CC !important;
}

/* 网站头部样式 */
.website-header {
    background: linear-gradient(135deg, #1E9FFF 0%, #0066CC 100%);
    padding: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 153, 255, 0.3);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 24px;
    font-weight: 600;
    color: #fff;
    margin: 0;
}

.header-actions .login-btn {
    background: #fff;
    color: #1E9FFF;
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.header-actions .login-btn:hover {
    background: #f0f9ff;
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.5);
    color: #0066CC;
}

/* 主横幅样式 */
.main-banner {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.main-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%231E9FFF" fill-opacity="0.1" d="M0,192L48,186.7C96,181,192,171,288,176C384,181,480,203,576,202.7C672,203,768,181,864,181.3C960,181,1056,203,1152,208C1248,213,1344,203,1392,197.3L1440,192L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-size: cover;
    z-index: 0;
}

.main-banner .layui-container {
    position: relative;
    z-index: 1;
}

.main-banner h2 {
    font-size: 36px;
    font-weight: 600;
    color: #0066CC;
    margin-bottom: 20px;
    line-height: 1.2;
}

.main-banner .subtitle {
    font-size: 20px;
    color: #666;
    margin-bottom: 40px;
    line-height: 1.4;
}

.main-banner .buttons {
    display: flex;
    gap: 20px;
}

.banner-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
    100% {
        transform: translateY(0px);
    }
}

/* 通用区块样式 */
.features, .advantages, .pricing, .cases, .contact, .demo {
    padding: 80px 0;
}

.features, .advantages, .cases, .contact {
    background-color: #fff;
}

.pricing, .demo {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

/* 区块标题样式 */
.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 36px;
    font-weight: 600;
    color: #0066CC;
    margin-bottom: 15px;
}

.section-title p {
    font-size: 18px;
    color: #666;
}

/* 功能特点卡片样式 */
.feature-card {
    background: #fff;
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e8f4ff;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 153, 255, 0.2);
    border-color: #1E9FFF;
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1E9FFF 0%, #0066CC 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    box-shadow: 0 5px 15px rgba(30, 159, 255, 0.3);
}

.feature-icon i {
    font-size: 32px;
    color: #fff;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.feature-card p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
}

/* 技术优势样式 */
.advantage-item {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
    border-left: 4px solid #1E9FFF;
    transition: all 0.3s ease;
}

.advantage-item:hover {
    background: #e8f4ff;
    transform: translateX(5px);
}

.advantage-item h3 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.advantage-item p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
}

/* 价格方案样式 */
.price-card {
    background: #fff;
    max-width: 500px;
    margin: 0 auto;
    padding: 50px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    text-align: center;
    position: relative;
    overflow: hidden;
    border: 1px solid #e8f4ff;
}

.price-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #1E9FFF 0%, #0066CC 100%);
}

.price-header h3 {
    font-size: 24px;
    font-weight: 600;
    color: #333;
    margin-bottom: 30px;
}

.price .price-value {
    font-size: 48px;
    font-weight: 700;
    color: #1E9FFF;
    line-height: 1;
}

.price .price-unit {
    font-size: 18px;
    color: #666;
    margin-left: 10px;
}

.price-note {
    font-size: 14px;
    color: #999;
    margin-top: 10px;
    margin-bottom: 30px;
}

.price-features {
    margin-bottom: 40px;
}

.price-features ul {
    list-style: none;
    text-align: left;
}

.price-features li {
    font-size: 16px;
    color: #666;
    margin-bottom: 15px;
    padding-left: 25px;
    position: relative;
}

.price-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #52c41a;
    font-weight: bold;
}

/* 客户案例样式 */
.case-item {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
    margin: 0 10px;
    text-align: center;
    border: 1px solid #e9ecef;
}

.case-item h4 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.case-item p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
}

/* 联系我们样式 */
.contact-info {
    background: #f8f9fa;
    padding: 40px;
    border-radius: 8px;
}

.contact-info h3 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
}

.contact-info p {
    font-size: 16px;
    color: #666;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.contact-info p i {
    font-size: 18px;
    color: #1E9FFF;
    margin-right: 10px;
}

.contact-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin-top: 20px;
}

/* 购买产品样式 */
.buy-section {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    padding: 80px 0;
    text-align: center;
}

.buy-content {
    background: #fff;
    padding: 60px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    margin: 0 auto;
    border: 1px solid #e8f4ff;
}

.buy-content h2 {
    font-size: 32px;
    font-weight: 600;
    color: #0066CC;
    margin-bottom: 15px;
}

.buy-content p {
    font-size: 18px;
    color: #666;
    margin-bottom: 30px;
}

/* 页脚样式 */
.footer {
    background: #333;
    color: #fff;
    padding: 60px 0 30px;
}

.footer h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #fff;
}

.footer p {
    font-size: 14px;
    color: #ccc;
    line-height: 1.6;
}

.footer ul {
    list-style: none;
}

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

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

.footer ul li a:hover {
    color: #1E9FFF;
}

.copyright {
    text-align: center;
    padding-top: 30px;
    margin-top: 30px;
    border-top: 1px solid #444;
    font-size: 14px;
    color: #999;
}

/* 响应式设计 */
@media screen and (max-width: 768px) {
    .header {
        padding: 60px 0;
    }
    
    .header h1 {
        font-size: 32px;
    }
    
    .header .subtitle {
        font-size: 16px;
    }
    
    .header .buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    .features, .advantages, .pricing, .cases, .contact, .demo {
        padding: 60px 0;
    }
    
    .section-title h2 {
        font-size: 28px;
    }
    
    .section-title p {
        font-size: 16px;
    }
    
    .feature-card {
        padding: 30px 20px;
    }
    
    .price-card {
        padding: 40px 30px;
    }
    
    .demo-content {
        padding: 40px 30px;
    }
    
    .demo-content h2 {
        font-size: 24px;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card, .advantage-item, .price-card, .case-item, .contact-info, .demo-content {
    animation: fadeInUp 0.6s ease-out;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }

.advantage-item:nth-child(1) { animation-delay: 0.1s; }
.advantage-item:nth-child(2) { animation-delay: 0.2s; }
.advantage-item:nth-child(3) { animation-delay: 0.3s; }

/* 按钮样式增强 */
.layui-btn {
    transition: all 0.3s ease;
}

.layui-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(30, 159, 255, 0.4);
}

.layui-btn-normal {
    background: linear-gradient(135deg, #1E9FFF 0%, #0066CC 100%);
    border: none;
}

.layui-btn-normal:hover {
    opacity: 0.9;
}

.layui-btn-primary {
    background: #fff;
    color: #1E9FFF;
    border: 2px solid #1E9FFF;
}

.layui-btn-primary:hover {
    background: #1E9FFF;
    color: #fff;
}

/* 表单样式增强 */
.layui-form-item {
    margin-bottom: 20px;
}

.layui-input, .layui-textarea {
    border-radius: 4px;
    border: 1px solid #e8e8e8;
    transition: all 0.3s ease;
}

.layui-input:focus, .layui-textarea:focus {
    border-color: #1E9FFF;
    box-shadow: 0 0 0 2px rgba(30, 159, 255, 0.2);
}

.layui-form-label {
    font-weight: 500;
    color: #333;
}