/* 全局样式 */
    :root {
        --primary-color: #0A2463; /* 深蓝色 */
        --secondary-color: #7F8C8D; /* 金属灰 */
        --accent-gradient: linear-gradient(135deg, #663399, #00FF7F); /* 渐变紫蓝与荧光绿 */
        --background-gradient: radial-gradient(circle, rgba(255,87,34,0.8), transparent);
        --font-family-primary: 'Roboto', sans-serif;
        --font-family-secondary: 'Montserrat', sans-serif;
        --transition-speed: 0.3s;
    }
    
    /* 重置默认样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    
    /* 页面背景与字体 */
    body {
        background: var(--background-gradient);
        font-family: var(--font-family-primary);
        color: #ffffff;
        line-height: 1.6;
        padding: 20px;
        animation: aurora-move 15s linear infinite;
    }
    
    /* 标题样式 */
    h1, h2, h3, h4, h5, h6 {
        font-family: var(--font-family-secondary);
        margin-bottom: 20px;
        color: #ffffff;
    }
    
    h1 {
        font-size: 2.5rem;
        text-align: center;
        margin-bottom: 40px;
    }
    
    h2 {
        font-size: 2rem;
        margin-top: 40px;
    }
    
    h3 {
        font-size: 1.75rem;
        margin-top: 30px;
    }
    
    h4 {
        font-size: 1.5rem;
        margin-top: 25px;
    }
    
    /* 段落样式 */
    p {
        margin-bottom: 20px;
        font-size: 1rem;
        color: #f0f0f0;
    }
    
    /* 链接样式 */
    a {
        color: #00FF7F;
        text-decoration: none;
        transition: color var(--transition-speed);
    }
    
    a:hover {
        color: #663399;
    }
    
    /* 按钮样式 */
    .button {
        background-color: var(--secondary-color);
        color: #ffffff;
        padding: 10px 20px;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        transition: transform var(--transition-speed), background-color var(--transition-speed);
        font-size: 1rem;
        font-family: var(--font-family-secondary);
    }
    
    .button:hover {
        transform: scale(1.1);
        background: var(--accent-gradient);
    }
    
    /* 容器布局 */
    .container {
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: 40px;
        max-width: 1200px;
        margin: 0 auto;
        padding: 40px;
        background: rgba(10, 36, 99, 0.8);
        border-radius: 10px;
    }
    
    .image {
        width: 100%;
        border-radius: 10px;
        transition: transform 0.5s ease;
    }
    
    .image:hover {
        transform: scale(1.05);
    }
    
    .text {
        display: flex;
        flex-direction: column;
        justify-content: center;
    }
    
    /* 代码块样式 */
    pre {
        background: #1e1e1e;
        padding: 20px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 20px;
    }
    
    code {
        color: #d4d4d4;
        font-family: 'Courier New', Courier, monospace;
        font-size: 0.9rem;
    }
    
    /* 表格样式 */
    table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: 20px;
    }
    
    th, td {
        border: 1px solid #7F8C8D;
        padding: 10px;
        text-align: left;
    }
    
    th {
        background-color: #663399;
        color: #ffffff;
    }
    
    td {
        background-color: rgba(127, 140, 141, 0.5);
    }
    
    /* 响应式设计 */
    @media (max-width: 1440px) {
        .container {
            max-width: 1024px;
        }
    }
    
    @media (max-width: 1200px) {
        .container {
            grid-template-columns: 1fr;
            padding: 20px;
        }
    }
    
    @media (max-width: 1024px) {
        h1 {
            font-size: 2.2rem;
        }
        
        h2 {
            font-size: 1.8rem;
        }
    }
    
    @media (max-width: 768px) {
        .container {
            grid-template-columns: 1fr;
            padding: 15px;
        }
        
        h1 {
            font-size: 2rem;
        }
        
        h2 {
            font-size: 1.6rem;
        }
    }
    
    @media (max-width: 480px) {
        body {
            padding: 10px;
        }
        
        h1 {
            font-size: 1.8rem;
        }
        
        h2 {
            font-size: 1.4rem;
        }
        
        .button {
            padding: 8px 16px;
            font-size: 0.9rem;
        }
    }
    
    @media (max-width: 320px) {
        h1 {
            font-size: 1.6rem;
        }
        
        h2 {
            font-size: 1.2rem;
        }
    }
    
    /* 动画效果 */
    @keyframes aurora-move {
        0% {
            background-position: 0% 50%;
        }
        50% {
            background-position: 100% 50%;
        }
        100% {
            background-position: 0% 50%;
        }
    }
    
    /* 样例展示样式 */
    .sample-display {
        background: rgba(255, 255, 255, 0.1);
        padding: 30px;
        border-radius: 10px;
        margin-top: 40px;
    }
    
    .sample-display h2 {
        color: #FFD700;
    }
    
    .sample-display pre {
        background: #2d2d2d;
        color: #ffffff;
    }
    
    /* 图片样式 */
    .gallery {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 20px;
    }
    
    .gallery img {
        width: 100px;
        height: 100px;
        object-fit: cover;
        border-radius: 5px;
    }
    
    /* 表单样式（不可编辑字段，仅展示） */
    .readonly-field {
        background: rgba(255, 255, 255, 0.1);
        padding: 10px;
        border: 1px solid #7F8C8D;
        border-radius: 5px;
        margin-bottom: 20px;
    }