body {
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(to right, #ece9e6, #ffffff);
    margin: 0;
    padding: 20px;
    color: #333;
    display: flex;
    line-height: 1.6;
}
.container {
    max-width: 1000px;
    margin: auto;
    background: rgba(255, 255, 255, 0.7);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.1);    
    backdrop-filter: blur(5px); /* 可选：添加毛玻璃效果 */
}

body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../imgs/top1.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.7;  /* 固定透明度为 0.3 */
    z-index: -1;
}

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.5);  /* 更浅更柔和 */
    padding: 20px;
    text-align: center;
    box-shadow: 4px 0 12px rgba(0, 0, 0, 0.1);  /* 稍大阴影更有层次 */
    backdrop-filter: blur(12px);               /* 增强玻璃模糊效果 */
    border-right: 1px solid rgba(255, 255, 255, 0.4); /* 加一点边框提升质感 */
    z-index: 1000;  /* 确保浮在上层 */
}

.sidebar img {
    width: 100%;
    border-radius: 0px;
    margin-top: 10px;
    margin-bottom: 35px;
}

.sidebar a {
    display: block;
    color: #3b3b3b;
    text-decoration: none;
    margin: 30px 0;
    padding: 20px;
    background-color: #e0f7fa; /* 浅青色背景 */
    border-radius: 6px;
    transition: background-color 0.3s, transform 0.2s;
    font-size: 18px;
    font-weight: bold;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.sidebar a:hover {
    background-color: #b2ebf2; /* 鼠标悬停时更深一点 */
    color: #004d40;
    transform: translateX(4px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.sidebar a.active {
    background-color: #80deea; /* 当前页面：中等亮度 */
    color: #004d40;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}


.content {
    margin-left: 250px;
    margin-right: 20px;
    width: calc(100% - 250px);
    padding: 20px;
}

.header {
    text-align: center;
    padding: 20px;
    color: #1e1c63;
}

.header h1 {
    margin-bottom: 20px;
    line-height: 1.4;
}

.main-title {
    font-size: 1.2em;
    font-weight: bold;
}

.sub-title {
    font-size: 0.8em;
    font-weight: bold;
    color: #000;
}

.conference-name {
    font-size: 0.7em;
    font-weight: normal;
    color: #444;
}

.header h2 {
    font-size: 28px;
    margin-bottom: 10px;
}

.banner {
    display: block;
    max-width: 100%;
    width: 600px;  /* 设置固定宽度，可根据需要调整 */
    height: auto;  /* 保持图片比例 */
    margin: 0px auto;  /* 上下间距20px，左右自动居中 */
    border-radius: 10px;  /* 可选：添加圆角 */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);  /* 可选：添加阴影效果 */
}

.section {
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.1);
    margin-top: 20px;
}

.task-list {
    list-style: none;
    padding: 0;
}

.task-list li {
    background: #f5f5f5;
    padding: 15px;
    margin-bottom: 10px;
    border-radius: 5px;
    font-weight: normal;
}

.task-list li a {
    text-decoration: none;
    color: #333;
}

.contact {
    text-align: center;
    margin-top: 20px;
    font-size: 18px;
}

.contact a {
    color: #1e1c63;
    font-weight: bold;
    text-decoration: none;
}

h1, h2, h3 {
    color: #1e1c63;
}
pre {
    background: #f4f4f4;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
}
.download-link, .submission-link {
    display: block;
    margin: 10px 0;
    padding: 10px;
    background: #1abc9c;
    color: white;
    text-align: center;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
}
.download-link:hover, .submission-link:hover {
    background: #16a085;
}
.warning {
    padding: 10px;
    background: #ffcc00;
    border-radius: 5px;
    font-weight: bold;
}
code {
    background: #f4f4f4;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    font-size: 90%;
    color: #d63384; /* 选择一个好看的颜色 */
    white-space: nowrap;
}

.references {
    padding-left: 2em;
}

.references p {
    text-indent: -2em;
    padding-left: 2em;
    line-height: 1.3;
    margin-bottom: 0.2em;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 16px;
    text-align: center;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.08);
}

.table-container {
    overflow-x: auto;  /* 启用水平滚动 */
    -webkit-overflow-scrolling: touch;  /* 在iOS设备上启用平滑滚动 */
    margin: 20px 0;
}


th, td {
    padding: 12px;
    border-bottom: 1px solid #e0e0e0;
}
th {
    background-color: #a7c7e7; /* 浅蓝色 */
    color: #333;
}
td {
    background-color: #f9f9f9; /* 更浅的灰色 */
}
tr:hover td {
    background-color: #eaf3fc; /* 悬停时变成更亮的蓝白色 */
}

.announcement {
    background-color: #e8f5e9;
    border: 2px solid #c8e6c9;
    border-radius: 10px;
    padding: 25px;
    margin: 30px 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.announcement h3 {
    color: #2e7d32;
    margin-bottom: 20px;
    font-size: 1.8em;
    font-weight: bold;
    text-transform: uppercase;
    text-align: center;
}

.announcement ul {
    list-style: none;
    padding: 0;
}

.announcement > ul > li {
    padding: 12px;
    margin: 8px 0;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 6px;
    display: flex;
    align-items: flex-start;
    transition: all 0.3s ease;
}

.announcement > ul > li:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateX(5px);
}

.announcement .time-slot {
    font-weight: bold;
    min-width: 120px;
    color: #1e88e5;
    padding-right: 15px;
}

.announcement .session-content {
    flex: 1;
}

.announcement ul ul {
    margin-top: 10px;
    padding-left: 20px;
}

.announcement ul ul li {
    padding: 8px;
    margin: 5px 0;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 4px;
    font-size: 0.95em;
    border-left: 3px solid #4caf50;
    transition: all 0.3s ease;
}

.announcement ul ul li:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: translateX(3px);
}

.organizers-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
    margin: 20px 0;
}

.organizer-card {
    background: #ffffff;
    border-radius: 10px;
    padding: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.organizer-photo {
    width: 130px;
    height: 130px;
    border-radius: 50%;
    margin-bottom: 15px;
    object-fit: cover;
}

.organizer-name {
    font-size: 1.2em;
    font-weight: bold;
    color: #2c3e50;
    margin-bottom: 10px;
}

.organizer-affiliation {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 15px;
    line-height: 1.4;
}

/* 移动端适配 */
@media screen and (max-width: 768px) {
    body {
        flex-direction: column;
        margin-left: 0;
        padding: 0; /* 移除body的内边距 */
    }
    
    .sidebar {
        position: relative;
        width: 100%;
        height: auto;
        text-align: center;
        margin: 0 auto; /* 添加水平居中 */
        padding: 10px;
        display: flex;  /* 使用 flexbox 布局 */
        flex-wrap: wrap;  /* 自动换行，以适应不同屏幕尺寸 */
        justify-content: center;  /* 链接居中排列 */
        align-items: center; /* 垂直居中对齐 */
        box-sizing: border-box; /* 确保padding不会增加宽度 */
    }
    
    .sidebar a {
        display: inline-block;
        margin: 5px;
        padding: 10px;
        width: calc(50% - 20px); /* 考虑margin的宽度计算 */
        box-sizing: border-box; /* 确保padding不会影响宽度计算 */
        font-size: 15px; /* 适当减小字体大小 */
    }

    .content {
        margin: 0 auto; /* 内容区域水平居中 */
        width: 100%;
        padding: 10px;
        box-sizing: border-box;
    }

    

    .header h1 {
        font-size: 24px;
    }

    .header h2 {
        font-size: 20px;
    }

    .section {
        padding: 10px;
    }

    .task-list li {
        padding: 10px;
    }
}