/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Microsoft YaHei', Arial, sans-serif;
}

body {
    color: #333;
    line-height: 1.6;
    background-color: #fff;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}
.main{
    display: flex;
    margin-top: 20px;
    padding-top: 10px;
    border: #4a90e2 solid 1px;
    overflow: hidden;
}
.container {
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 10px 15px;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    background-color: #fff;
    color: #1a56a7;
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn:hover {
    background-color: #f8f8f8;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid #fff;
    color: #fff;
    margin-left: 15px;
}

.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* 区块标题 */
.section-title {
    font-size: 32px;
    margin-bottom: 20px;
    color: #1a56a7;
    text-align: center;
    font-weight: 700;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: #4a90e2;
    margin: 15px auto 0;
    border-radius: 2px;
}

/* 网格布局 */
.services-grid,
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

/* 卡片样式 */
.service-card,
.testimonial-card {
    background-color: #fff;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover,
.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

/* 文本样式 */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

/* 间距工具类 */
.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.mt-40 {
    margin-top: 40px;
}

.mb-40 {
    margin-bottom: 40px;
}

.p-20 {
    padding: 20px;
}

.p-40 {
    padding: 40px;
}

/* 响应式工具类 */
.hidden {
    display: none;
}

.visible {
    display: block;
}

@media (max-width: 768px) {
    .hidden-mobile {
        display: none;
    }

    .visible-mobile {
        display: block;
    }
}

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #4a90e2;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1a56a7;
}