/* 基础字体设置 - 应用到整个about区域 */
.about-section {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
    font-family: lxgw wenkai, Roboto, lucida grande, lucida sans unicode, lucida, helvetica, hiragino sans gb, microsoft yahei, wenquanyi micro hei, sans-serif !important;
    color: #2c3e50;
    line-height: 1.6;
}

.top-margin {
    margin-top: 80px;
}

/* 页面标题居中 */
.page-header {
    text-align: center;
    margin-bottom: 50px;
}

.page-header h1 {
    font-size: 38px !important;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1a1a1a;
    text-align: center !important;
}

.subtitle {
    font-size: 20px !important;
    color: #666;
    text-align: center !important;
}

/* 内容块标题居中 */
.section-header {
    margin-bottom: 25px;
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 10px;
    text-align: center !important;  /* 添加居中对齐 */
}

.section-header h2 {
    font-size: 28px !important;
    font-weight: 500;
    color: #1a1a1a;
    text-align: center !important;  /* 确保标题居中 */
    margin: 0 auto;  /* 帮助居中对齐 */
    padding: 0 20px;  /* 添加一些内边距 */
}

/* 文本内容 - 强制应用字体大小 */
.text-content {
    max-width: 800px;
    margin: 0 auto 30px;
}

.text-content p {
    font-size: 18px !important;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #333;
    text-align: justify;
    text-indent: 2em;
}

/* 图片居中显示 */
.image-center {
    text-align: center;
    margin: 20px 0;
}

/* 设置图片大小为微信二维码大小 */
.qr-sized-image {
    width: 280px; /* 标准微信二维码大小 */
    height: 280px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* 特性网格 - 修改为两列 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin: 30px auto;
    max-width: 800px;
}

.feature-item {
    text-align: center;
    padding: 30px 20px;
    background: #f8f9fa;
    border-radius: 8px;
    transition: transform 0.2s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-item i {
    font-size: 32px;
    color: #3498db;
    margin-bottom: 16px;
}

.feature-item h3 {
    font-size: 22px !important;
    margin: 12px 0;
    color: #2c3e50;
    
}

.feature-item p {
    font-size: 18px !important;
    color: #666;
}

/* 联系部分 */
.contact-section {
    text-align: center;
    margin-top: 50px;
    padding: 40px;
    background: #f8f9fa;
    border-radius: 8px;
}

.contact-section h2 {
    font-size: 28px !important;
    margin-bottom: 20px;
    
}

.contact-section p {
    font-size: 18px !important;
}

.social-links {
    margin-top: 25px;
}

.social-link {
    display: inline-block;
    margin: 0 15px;
    color: #3498db;
    font-size: 28px;
    text-decoration: none;
}

.social-link:hover {
    color: #2980b9;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .text-content {
        padding: 0 20px;
    }
    
    .page-header h1 {
        font-size: 32px;
    }
    
    .subtitle {
        font-size: 18px;
    }
    
    .qr-sized-image {
        width: 200px;
        height: 200px;
    }
} 

/* 标题样式 */
.about-section .page-header h1 {
    font-size: 38px !important;
    font-weight: 600 !important;
    margin-bottom: 15px;
    color: #1a1a1a !important;
}

.about-section .section-header h2 {
    font-size: 28px !important;
    font-weight: 500 !important;
    color: #1a1a1a !important;

}

/* 特性文本 */
.about-section .feature-item h3 {
    font-size: 22px !important;
    margin-bottom: 12px;
    color: #2c3e50 !important;

}

.about-section .feature-item p {
    font-size: 18px !important;
    color: #666 !important;

}

/* 联系部分文本 */
.about-section .contact-section h2 {
    font-size: 28px !important;
    margin-bottom: 20px;

}

.about-section .contact-section p {
    font-size: 18px !important;

}