body, h1, h2, h3, p, ul, li {
            margin: 0;
            padding: 0;
            font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Helvetica, Arial, sans-serif;
        }
        body {
            background-color: #f0f2f5;
        }
        a {
            text-decoration: none;
            color: #333;
        }
        ul { list-style: none; }
        .container {
            width: 1200px;
            margin: 0 auto;
        }

        /* Header */
        .header { background-color: #fff; }
        .top-bar {
            background-color: #f8f8f8;
            padding: 8px 0;
            font-size: 12px;
            color: #888;
            border-bottom: 1px solid #eee;
        }
        .top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .top-bar-links a { color: #888; margin-left: 15px; }
        
        .main-header {
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo { display: flex; align-items: center; }
        .logo img { 
            height: 60px; 
            width: 60px;
            object-fit: cover;
            margin-right: 15px; 
        }
        .logo .title {
            font-size: 22px;
            color: #333;
            font-weight: bold;
            line-height: 1.4;
        }
        .header-right { display: flex; align-items: center; }
        .contact-info { font-size: 24px; color: #b5282e; font-weight: bold; margin-right: 20px; }
        .search-box { display: flex; }
        .search-box input {
            border: 1px solid #ccc;
            padding: 10px;
            border-radius: 5px 0 0 5px;
            outline: none;
        }
        .search-box button {
            background-color: #b5282e;
            color: #fff;
            border: none;
            padding: 10px 20px;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
        }

        /* Navigation */
        .nav { background-color: #b5282e; }
        .nav .container > ul {
            display: flex;
            /*justify-content: center;*/
            list-style: none;
        }
        .nav .container > ul > li { position: relative; }
        .nav .container > ul > li > a {
            display: block;
            padding: 15px 30px;
            color: #fff;
            font-size: 16px;
            font-weight: bold;
        }
        /* --- 修改点 1: 导航悬停/激活状态的背景色 --- */
        .nav .container > ul > li:hover > a, .nav .container > ul > li.active > a {
            background-color: #9a2126; /* 由 #004a99 改为深红色 */
        }
        /* Dropdown Menu */
        .nav .dropdown {
            display: none;
            position: absolute;
            background-color: #fff;
            list-style: none;
            min-width: 100%;
            z-index: 1000;
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
             /* --- 修改点 2: 下拉菜单顶部边框颜色 --- */
            border-top: 3px solid #9a2126; /* 由 #004a99 改为深红色 */
        }
        .nav li:hover .dropdown { display: block; }
        .nav .dropdown li a {
            padding: 12px 20px;
            display: block;
            color: #333;
            white-space: nowrap;
        }
        .nav .dropdown li a:hover { background-color: #f5f5f5; }

        /* Main Content */
        .main-content { padding: 30px 0; }

        /* Hero Slider */
        .hero-slider {
            height: 400px;
            background: url('https://images.unsplash.com/photo-1506744038136-46273834b3fb?auto=format&fit=crop&w=800&q=80') no-repeat center center;
            background-size: cover;
            position: relative;
            color: white;
            margin-bottom: 30px;
        }
        .hero-slider .caption {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px;
            background: rgba(0, 0, 0, 0.5);
            text-align: center;
        }

        /* Content Grid */
        .content-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
        }
        .content-box {
            background: #fff;
            padding: 20px;
            border: 1px solid #e8e8e8;
            border-radius: 4px;
        }
        .box-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding-bottom: 10px;
            border-bottom: 1px solid #e8e8e8;
            margin-bottom: 15px;
        }
        .box-header .title {
            font-size: 20px;
            color: #b5282e;
            font-weight: bold;
            border-left: 4px solid #b5282e;
            padding-left: 10px;
        }
        .box-header .more { font-size: 14px; color: #888; }
        .list-item {
            display: flex;
            justify-content: space-between;
            font-size: 15px;
            padding: 8px 0;
        }
        .list-item a {
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            padding-right: 10px;
        }
        .list-item .date { color: #888; flex-shrink: 0; }
        
        /* Specific Box Layouts */
        .col-2-3 { flex-basis: calc(66.66% - 10px); display: flex; }
        .col-1-3 { flex-basis: calc(33.33% - 10px); }
        .col-1-2 { flex-basis: calc(50% - 10px); }
        .col-full { flex-basis: 100%; }

        /* Center Overview */
        .overview-img { width: 250px; margin-right: 20px; flex-shrink: 0; }
        .overview-img img { width: 100%; height: 150px; object-fit: cover; }
        .overview-text h4 { font-size: 18px; margin-bottom: 10px; }
        .overview-text p { font-size: 14px; line-height: 1.8; color: #666; }

        /* Member Showcase */
        .member-showcase { display: flex; justify-content: space-between; gap: 20px; }
        .member-card { text-align: center; flex: 1; }
        .member-card img { width: 100%; height: 180px; object-fit: cover; margin-bottom: 15px; border-radius: 4px; }
        .member-card h4 { font-size: 16px; margin-bottom: 5px; }
        .member-card p { font-size: 13px; color: #666; margin-bottom: 10px; }
        .member-card .detail-btn {
            display: inline-block;
            border: 1px solid #b5282e;
            color: #b5282e;
            padding: 5px 15px;
            border-radius: 15px;
            font-size: 12px;
        }
        
        /* News with Thumbnail */
        .thumbnail-news-item { display: flex; gap: 15px; padding-bottom: 15px; margin-bottom: 15px; border-bottom: 1px solid #eee; }
        .thumbnail-news-item:last-child { border-bottom: none; margin-bottom: 0; }
        .thumbnail-news-item img { width: 120px; height: 80px; object-fit: cover; flex-shrink: 0; }
        .thumbnail-news-item .text h5 { font-size: 16px; margin-bottom: 5px; }
        .thumbnail-news-item .text p { font-size: 13px; color: #666; line-height: 1.6; }

        /* Video Column */
        .video-showcase { display: flex; justify-content: space-between; gap: 20px; }
        .video-card {
            flex: 1;
            position: relative;
            text-align: center;
            color: white;
        }
        .video-card img { width: 100%; height: 150px; object-fit: cover; border-radius: 4px; }
        .video-card .play-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -60%);
            font-size: 40px;
            background: rgba(0,0,0,0.3);
            border-radius: 50%;
            width: 60px;
            height: 60px;
            line-height: 60px;
            text-align: center;
        }
        .video-card .video-title {
            margin-top: 10px;
            color: #333;
            font-weight: bold;
        }

        /* Friendly Links */
        .friendly-links {
            padding: 20px;
            background: #fff;
            display: flex;
            align-items: center;
            gap: 15px;
            border-radius: 4px;
        }
        .friendly-links label { font-weight: bold; }
        .friendly-links select { padding: 8px; border: 1px solid #ccc; border-radius: 4px; }

        /* --- 修改点 3: 页脚背景色 --- */
      /* --- 替换为这段 --- */
.footer {
    background-color: #b5282e; /* 修改点：背景由蓝色改为主红色 */
    color: #e0e0e0; /* 修改点：默认文字颜色改为米白色 */
    padding: 40px 0;
    text-align: center;
    font-size: 14px;
    margin-top: 30px;
}
.footer .footer-nav a { color: #e0e0e0; margin: 0 15px; } /* 修改点：链接颜色改为米白色 */
.footer .footer-nav a:hover { color: #fff; }
.footer p { margin-bottom: 10px; line-height: 1.8; }
.footer .copyright { color: #cccccc; margin-top: 20px; } /* 修改点：版权文字颜色改为浅灰色 */
/* 修改轮播图样式，不再有下边距 */
.hero-slider {
    margin-bottom: 0; 
    height: 385px; /* 调整高度以匹配右侧公告栏 */
}

/* 移除中心概况的flex布局，因为图片已删除 */
.content-box.col-2-3 {
    display: block;
}
/* 确保概况文本部分宽度正确 */
.overview-text {
    width: 100%;
}

/* 新增：成员名录色块容器样式 */
/* .member-blocks-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 10px;
}

/* 新增：成员名录色块样式 */
/* .member-block {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1 / 1; /* 保持正方形 
    background-color: #b5282e;
    color: white;
    font-size: 16px;
    text-align: center;
    border-radius: 4px;
    transition: background-color 0.3s;
    padding: 10px;
} */
/* --- 修改点 4: 成员名录色块悬停颜色 --- 
.member-block:hover {
    background-color: #9a2126; /* 由 #004a99 改为深红色 
}*/
/* --- 修改点 5: 移除原有的蓝色系色块，使其全部统一 --- */
/* 
   以下原有的蓝色系 nth-child 规则已被删除或注释掉，
   以确保所有色块都使用 .member-block 中定义的红色
*/
/*
.member-block:nth-child(2) { background-color: #1a6ab3; }
.member-block:nth-child(3) { background-color: #337fc4; }
.member-block:nth-child(4) { background-color: #4d93d4; }
.member-block:nth-child(2):hover,
.member-block:nth-child(3):hover,
.member-block:nth-child(4):hover {
    background-color: #004a99;
}
*/
/* --- 粘贴这段新代码 --- */
.member-blocks-container {
    display: grid;
    /* 修改点：调整列宽和间距，以适应新的矩形设计 */
    grid-template-columns: repeat(2, 150px);
    justify-content: center;
    gap: 15px;
    margin-top: 10px;
}

.member-block {
    display: flex;
    /* 修改点：垂直居中对齐内容（图标和文字）*/
    align-items: center;
    /* 修改点：设定一个固定的、更小的高度，形成矩形 */
    height: 75px; 
    /* (已移除 aspect-ratio) */
    
    background-color: #b5282e;
    color: white;
    font-size: 15px; /* 字体可以稍微调整 */
    font-weight: bold;
    border-radius: 4px;
    box-sizing: border-box;
    
    /* 修改点：调整内边距，为左侧图标留出空间 */
    padding-left: 50px;
    padding-right: 8px;
    
    background-repeat: no-repeat;
    /* 修改点：重新定位图标到左侧，并调整大小 */
    background-position: 12px center;
    background-size: 26px;
    
    transition: background-color 0.3s, transform 0.3s;
}
/* --- 替换为这段新的图标定义 --- */
.member-block:nth-child(1) { /* 协会简介 - 图标：信息 */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ffffff'%3E%3Cpath d='M11 7h2v2h-2zm0 4h2v6h-2zm1-9C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 18c-4.41 0-8-3.59-8-8s3.59-8 8-8 8 3.59 8 8-3.59 8-8 8z'%3E%3C/path%3E%3C/svg%3E");
}
.member-block:nth-child(2) { /* 协会章程 - 图标：法槌 */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ffffff'%3E%3Cpath d='M1,21h12v2H1V21z M19.78,6.36l-2.12-2.12c-0.78-0.78-2.05-0.78-2.83,0L3.64,15.43c-0.78,0.78-0.78,2.05,0,2.83l2.12,2.12c0.78,0.78,2.05,0.78,2.83,0L19.78,9.19c0.78-0.78,0.78-2.05,0-2.83z M6.46,17.54l-2.12-2.12l11-11l2.12,2.12L6.46,17.54z'%3E%3C/path%3E%3C/svg%3E");
}
.member-block:nth-child(3) { /* 组织架构 - 图标：结构图 */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ffffff'%3E%3Cpath d='M16 4H8C6.9 4 6 4.9 6 6v4H4c-1.1 0-2 .9-2 2v4c0 1.1.9 2 2 2h2v4c0 1.1.9 2 2 2h8c1.1 0 2-.9 2-2v-4h2c1.1 0 2-.9 2-2v-4c0-1.1-.9-2-2-2h-2V6c0-1.1-.9-2-2-2zM8 18v-4h8v4H8zM18 14h-2v-4h2v4zM4 14h2v-4H4v4zM16 10h-2V6H8v4H6V6c0-.55.45-1 1-1h10c.55 0 1 .45 1 1v4h-2z'%3E%3C/path%3E%3C/svg%3E");
}
.member-block:nth-child(4) { /* 理事会 - 图标：人群 */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ffffff'%3E%3Cpath d='M16 11c1.66 0 2.99-1.34 2.99-3S17.66 5 16 5c-1.66 0-3 1.34-3 3s1.34 3 3 3zm-8 0c1.66 0 2.99-1.34 2.99-3S9.66 5 8 5C6.34 5 5 6.34 5 8s1.34 3 3 3zm0 2c-2.33 0-7 1.17-7 3.5V19h14v-2.5c0-2.33-4.67-3.5-7-3.5zm8 0c-.29 0-.62.02-.97.05 1.16.84 1.97 1.97 1.97 3.45V19h6v-2.5c0-2.33-4.67-3.5-7-3.5z'%3E%3C/path%3E%3C/svg%3E");
}

.member-block:hover {
    background-color: #9a2126;
    transform: scale(1.08); /* 悬停放大效果保持不变 */
}
/* 修复并列问题：确保 col-1-2 宽度计算正确 */
/* .col-1-2 {
    flex-basis: calc(50% - 10px);
    box-sizing: border-box; /* 关键：确保padding不会影响宽度计算 
} */
/* 修复并列布局问题的关键代码 */
.col-1-3, .col-2-3, .col-1-2, .hero-slider {
    box-sizing: border-box; /* 关键：确保内边距和边框包含在宽度内，不会撑破布局 */
}
/* --- 新增：用于实现50/50分割布局的样式 --- */

/* 分割容器，使用flex布局 */
.split-container {
    display: flex;
    align-items: stretch; /* 让左右两栏高度自动相等 */
}

/* 左栏（轮播图）样式 */
.split-left {
    width: 50%;
}

/* 右栏（通知公告）样式 */
.split-right {
    width: 50%;
    padding: 20px;
    box-sizing: border-box; /* 确保内边距不会撑大宽度 */
}

/* 调整轮播图样式以适应新布局 */
.hero-slider {
    width: 100%;
    height: 100%; /* 关键：让轮播图高度填满左栏 */
    margin-bottom: 0; /* 移除之前可能存在的下边距 */
}

  /* 关注我们容器的样式 */
.follow-us-container {
  position: relative; /* 设置为相对定位，以便二维码弹窗可以相对于它来定位 */
  display: inline-block; /* 使容器的宽度自适应内容 */
}

/* 二维码弹窗的默认样式 */
.qrcode-popup {
  display: none; /* 默认隐藏 */
  position: absolute; /* 绝对定位，相对于 .follow-us-container */
  top: 100%; /* 定位在链接的下方 */
  left: 50%;
  transform: translateX(-50%); /* 水平居中 */
  margin-top: 5px; /* 与链接之间留出一点间距 */
  padding: 15px;
  background-color: #fff;
  border: 1px solid #ccc;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  text-align: center;
  z-index: 999; /* 确保在其他元素之上 */
}

/* 鼠标悬停在 .follow-us-container 上时，显示二维码弹窗 */
.follow-us-container:hover .qrcode-popup {
  display: block; /* 悬停时显示 */
}

/* 二维码图片的样式 */
.qrcode-popup img {
  width: 150px; /* 根据您的需要调整二维码大小 */
  height: 150px;
  display: block;
}

/* 提示文字的样式 */
.qrcode-popup p {
  margin: 10px 0 0;
  font-size: 14px;
  color: #333;
}
.friendly-links {
    display: flex;
    flex-direction: column; /* 垂直排列 */
    gap: 10px; /* 标签和链接列表之间的间距 */
}

.links-header {
    display: flex;
    align-items: center; /* 垂直居中 */
}

.links-label {
    width: 100%;
    font-weight: bold; /* 可选：加粗标签文字 */
}

.links-list {
    display: flex;
    flex-wrap: wrap; /* 允许换行 */
    gap: 10px; /* 链接之间的间距 */
    list-style: none; /* 移除默认的列表符号 */
    padding: 0; /* 移除默认的 padding */
    margin: 0; /* 移除默认的 margin */
}

.links-list li {
    white-space: nowrap; /* 防止链接文字换行 */
}

.links-list a {
    text-decoration: none; /* 移除下划线 */
    color: #333; /* 设置链接颜色 */
    padding: 5px 10px; /* 增加内边距，使链接更易点击 */
    border-radius: 4px; /* 可选：圆角边框 */
    background-color: #f5f5f5; /* 可选：背景色 */
}

.links-list a:hover {
    background-color: #e0e0e0; /* 悬停效果 */
}