body {
            margin: 0;
            padding: 40px 20px;
            font-family: 'Helvetica Neue', Arial, 'Microsoft YaHei', sans-serif;
            background-image: url('../logo/bjpg.jpg');
            background-size: cover;
            background-position: center center;
            background-repeat: no-repeat;
            background-attachment: fixed;
            color: #333;
            line-height: 1.8;
        }
        body::before {
            content: '';
            position: fixed;
            top: 0; left: 0; right: 0; bottom: 0;
            background-color: rgba(0, 0, 0, 0.4); 
            z-index: -1; 
        }
		/* --- 背景卡片 --- */
        .document-container {
            max-width: 1120px;			
            margin: 0 auto;
            background-color: #ffffff;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            border-top: 6px solid #1c9b9c;
            display: flex;
            flex-direction: column;
			overflow: hidden;
        }
		
        /* --- 内容卡片 --- */
  .report-container {
    max-width: 1000px;
    margin: 40px auto;
    background-color: rgba(248, 248, 246, 1);
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    padding: 40px 50px;    /* 关键：为伪元素定位提供基准 */
    position: relative;    /* 关键：确保logo被限制在圆角内 */
    overflow: hidden; 
}
        .page-header {
            /* position: sticky;
            top: 0; */
            z-index: 10;
            background-color: #ffffff;
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px solid #e0e0e0; 
            padding: 20px 40px;
            flex-shrink: 0;
        }
        .page-header .logo { height: 45px; }
        .page-header .header-text { color: #777; font-size: 16px; display: flex; align-items: center; }
        .page-header .header-text .separator { color: #d34824; margin: 0 15px; }
        
        .report-container {
            padding: 20px 50px;
        }

        
        
        /* --- 标题样式 --- */
        h1, h2, h3, h4 {
            color: #2199a9;
            font-weight: 600;
        }
        h1 {
            text-align: center;
            font-size: 2.2em;
            margin-bottom: 10px;
        }
        h2.subtitle {
            text-align: center;
            font-size: 1.4em;
            font-weight: normal;
            color: #777;
            margin-top: 0;
            margin-bottom: 20px;
        }
        .report-meta {
            display: flex;
            justify-content: center;
            gap: 40px;
            color: #777;
            margin-bottom: 40px;
            padding-bottom: 20px;
            border-bottom: 1px solid #eee;
        }
        h3 {
            font-size: 1.6em;
            margin-top: 50px;
            margin-bottom: 25px;
			padding-bottom: 10px; 
            border-bottom: 1px solid #ddd;
        }
        h4 {
            font-size: 1.2em;
            color: #34495e;
        }

        /* --- 内容卡片与布局 --- */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
        }
        .card {
            background-color: #f8f9fa;
            border: 1px solid #e9ecef;
            border-radius: 8px;
            padding: 20px;
            position: relative;
        }
        .card h4 {
            margin-top: 0;
            color: #224479;
        }

        /* --- 代码块样式 --- */
        .code-block {
            background-color: #eee;
            color: #111;
            padding: 20px;
            border-radius: 8px;
            margin: 20px 0;
            overflow-x: auto;
            font-family: 'Courier New', Courier, monospace;
            font-size: 0.9em;
            border: 1px solid #4a5568;
        }
        .code-block pre {
            margin: 0;
            padding: 0;
            white-space: pre-wrap;
            word-wrap: break-word;
        }

        /* --- 列表与文本样式 --- */
        ul, ol {
            padding-left: 25px;
        }
        li {
            margin-bottom: 10px;
        }
        strong {
            color: #005A9C;
        }

        /* --- 特殊高亮模块样式 --- */
        .recommendation-box {
            border: 2px solid #007BFF;
            border-radius: 10px;
            padding: 20px;
            margin-top: 20px;
            background-color: #f0f8ff;
        }
        .recommendation-box h3 {
            border: none;
            padding: 0;
            margin-top: 0;
        }
        
        .comparison-container {
            display: flex;
            gap: 20px;
            margin-top: 15px;
            flex-wrap: wrap;
        }
        .comparison-box {
            flex: 1;
            min-width: 300px;
            border-radius: 8px;
            padding: 20px;
        }
        .comparison-box.current {
            border: 2px solid #c0392b;
            background-color: #fff5f5;
        }
        .comparison-box.target {
            border: 2px solid #28a745;
            background-color: #f0fff4;
        }
        .comparison-box h4 {
            margin-top: 0; text-align: center;
        }
        .comparison-box .details {
            padding: 10px; border-radius: 5px; margin-bottom: 10px;
        }
        .comparison-box.current .details { border: 2px dashed #c0392b; }
        .comparison-box.target .details { border: 1px solid #28a745; }

        
        
        .report-footer {
            text-align: center;
            padding: 40px 20px;
            background-color: #1c9b9c;
            color: #ffffff;
            margin-top: 40px;
        }
        .footer-content {
            max-width: 800px;
            margin: 0 auto;
        }
        .footer-content .logo {
            height: 48px;
            margin-bottom: 20px;
        }
        .footer-content .tagline span {
            margin: 0 10px;
        }
        .footer-content .tagline .separator {
            color: #d34824;
			margin: 0 12px;
        }
        .footer-content .subtitle {
            color: #e0e0e0;
            margin-bottom: 20px;
        }
        .footer-content .copyright {
            font-size: 0.875rem;
            color: #cccccc;
            margin-top: 20px;
        }
        
        .floating-button {
            position: fixed;
            bottom: 2rem;
            background-color: #f97316;
            color: white;
            border: none;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease-in-out;
        }
        .floating-button:hover {
            background-color: #ea580c;
        }
		.floating-button .icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}
.floating-button .icon svg {
    display: block;
    width: 60%;   /* 或根据需要调整 */
    height: 60%;
}
        .back-to-top {
            right: 2rem;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            font-size: 25px;
            text-decoration: none;
            opacity: 0;
            visibility: hidden;
            transform: translateY(10px);
        }
        .back-to-top:hover {
             transform: translateY(-2px);
        }
        .back-to-top.show {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .generate-pdf-button {
            border-radius: 8px;
            padding: 0 15px;
            font-size: 16px;
            font-family: 'Microsoft YaHei', sans-serif;
            gap: 8px;
            white-space: nowrap;
            visibility: hidden;
			height: 50px;
            box-sizing: border-box;
        }
        .generate-pdf-button:hover {
            transform: scale(1.05);
        }
		
		
   @media (max-width: 768px) {
    body {
        padding: 20px 0px; /* 设置手机端根容器的边距  */
    }

    /* 边界锁：让任何溢出都被隐藏 */
    html, body {
        overflow-x: hidden;
    }
    
    /* 防止撑破容器 */
    * {
        max-width: 100%;
        box-sizing: border-box;
    }

    /* 特别针对代码块、pre、img、table 等常见溢出源 */
    pre, code, img, table, .card, .code-block {
        max-width: 100%;
        overflow-x: auto;
        word-wrap: break-word;
    }

    /* 防止 flex/grid 子元素被撑开 */
    .report-container *,
    .document-container *,
    .card,
    .code-block,
    pre {
        min-width: 0;          /* 允许收缩到 0 */
        word-break: break-word;
        overflow-wrap: break-word;
    }

    /* 长代码块专用：允许横向滚动而不是撑开 */
    .code-block,
    pre {
        overflow-x: auto;
        white-space: pre-wrap;
    }

    .report-container,
    .document-container {
        overflow-x: hidden;
    }

    /* 1. 让底层容器占满宽度，移除圆角和阴影 */
    .document-container {
        width: 100%;
		margin: 0;
        border-radius: 0;
        box-shadow: none;
        border-top: 6px solid #1c9b9c;
		box-sizing: border-box;
    }
	
    /* 2. 让内容容器也占满宽度，移除额外 padding 和圆角 */
    .report-container {
		width: 97%;
        max-width: 100%;
        box-sizing: border-box;
        margin: 10px auto; /* 调整为 auto 使其居中 */
        padding: 20px;
        box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    }

    /* 3. 页头也占满宽度 */
    .page-header {
        padding: 15px 15px;
        border-radius: 0;
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    .page-header .header-text {
        flex-direction: column;
        gap: 5px;
    }
    .page-header .header-text .separator {
        display: none; 
    }

    /* 4. 页脚也占满宽度 */
    .report-footer {
        border-radius: 0;
        padding: 30px 15px;
    }
    .footer-content .tagline .separator {
        color: #d34824;
        margin: 0 5px;
    } 

    /* 5. 调整字体和间距 */
    h1 { font-size: 1.8em; }
    h2.subtitle { font-size: 1.2em; }
    h3 { font-size: 1.4em; margin-top: 30px; }
    h4 { font-size: 1.1em; }
    .card-grid {
        gap: 15px;
    }
    
    /* 
     * 将并排块的父容器 .comparison-container 的 flex 方向从默认的 row (行) 改为 column (列)
     * 这样它的子元素 .comparison-box 就会自动从上到下垂直堆叠。
     */
    .comparison-container {
        flex-direction: column;
        gap: 15px;
    }
    
    /* 这条旧规则现在是多余的，因为父容器已经控制了布局，但保留也无害 */
    .comparison-box.current,   
    .comparison-box.target {
      min-width: 0 !important;
      width: 100%;
    }

    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
        font-size: 22px;
    }
}