/* 全局样式 */
* {
    margin: 0;
    padding: 1;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
    font-size: 16px;
}

/* 容器布局 */
.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin: 0 auto;
    width: 100%; /* 改为100%以充分利用屏幕宽度 */
}

/* 左侧内容 */
.left {
    flex: 1 1 60%; /* 使用calc()函数来计算宽度 */
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px; /* 添加下边距 */
    margin-right: 10px;
}

/* 右侧内容 */
.right {
    flex: 1 1 35%; /* 使用calc()函数来计算宽度 */
    padding: 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
    margin-bottom: 20px; /* 添加下边距 */
}

/* 打赏二维码样式 */
.payment {
    display: flex;
    justify-content: space-around;
    margin-top: 10px;
}

.qrcode {
    width: 120px;
    height: 160px;
    border: 1px solid #ddd;
    border-radius: 10px;
}

/* 适应不同屏幕尺寸 */
@media (max-width: 768px) {
    .container {
        flex-direction: column;
        padding: 0 10px; /* 减小移动端的左右内边距 */
        font-size: 14px;
    }

    .left, .right {
        flex: 1 1 100%;
        margin: 0 0 15px 0; /* 统一设置上下外边距 */
        width: 100%; /* 确保宽度为100% */
        word-wrap: break-word;
    }
}

.document-area {
    border: 1px solid #ccc;
    padding: 15px;
    margin-bottom: 20px;
    background-color: #f9f9f9;
}

/* 列表样式 */
.indented-list {
    padding-left: 20px; /* 增加左侧内边距 */
    list-style-type: square; /* 设置为方块 */
}

.indented-list li {
    margin-left: 20px; /* 增加左侧外边距 */
}

.highlight {
    font-size: 14px;
    font-weight: bold;
    color: #2c3e50;
    padding-bottom: 10px;
    margin-top:5px;
    margin-bottom: 5px;
    text-align: left;
    transition: color 0.3s ease;
}
.highlight:hover {
    color: #FF6600;
}

.section {
    margin: 0.5rem 0;
    padding: 0.5rem;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.section h2 {
    color: #333;
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid #f0f0f0;
}

.download-section {
    margin: 0.5rem 0;
}

.instruction {
    color: #666;
    margin: 0.5rem 0;
    font-size: 0.9rem;
}

.author-info {
    background-color: #f8f4ff;  /* 柔和的浅紫色背景 */
    border: 1px solid #e6d5ff;  /* 浅紫色边框 */
    border-radius: 8px;         /* 圆角边框 */
    padding: 12px 16px;         /* 内边距 */
    margin: 15px 0;             /* 上下外边距 */
    color: #666;                /* 文字颜色 */
    line-height: 1.5;           /* 行高 */
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);  /* 轻微的阴影效果 */
}

ul {
    list-style: none;
    padding-left: 0;
}

ul li {
    margin: 0.2rem 0;
}

ul li a {
    color: #1a73e8;
    text-decoration: none;
    transition: color 0.2s;
}

ul li a:hover {
    color: #174ea6;
    text-decoration: underline;
}

h3 {
    color: #444;
    margin: 0.5rem 0 0.5rem 0;
    font-size: 1rem;
}

/* 目录索引样式 */
.index-menu {
    background-color: #f5f5f5;
    padding: 5px;
    border-radius: 8px;
    margin: 5px 0;
}

.index-menu h2 {
    margin-top: 0;
    color: #333;
}

.index-list {
    margin: 0;
    padding-left: 5px;
}

.index-list li {
    margin: 2px 0;
}

.index-list a {
    color: #1a73e8;
    text-decoration: none;
}

.index-list a:hover {
    color: #333;
    text-decoration: underline;
}

/* 平滑滚动效果 */
html {
    scroll-behavior: smooth;
}

/* 为锚点添加顶部间距，防止被固定导航栏遮挡 */
.section {
    scroll-margin-top: 2rem;
}

/* 内容区域样式优化 */
.section {
    position: relative;
}

.section::before {
    content: '';
    position: absolute;
    top: 0;
    left: -20px;
    width: 4px;
    height: 100%;
    background: #1a73e8;
    opacity: 0;
    transition: opacity 0.3s;
}

.section:hover::before {
    opacity: 1;
}

.audio-list li {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 5px;
}

.audio-title {
    min-width: 60px;
}

.audio-links {
    display: flex;
    gap: 10px;
}

.audio-player {
    height: 30px;
    width: 250px;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .audio-list li {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .audio-player {
        width: 100%;
        height: 50px;  /* 移动端增加更多高度 */
    }

    .audio-links {
        flex-wrap: wrap;
    }
}