/* 全局样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #0e1e40, #1a1a2e, #3a0ca3);
        color: #ffffff;
        overflow-x: hidden;
    }

    /* 容器 */
    .container {
        display: grid;
        grid-template-columns: repeat(12, 1fr);
        gap: 20px;
        padding: 40px;
        max-width: 1440px;
        margin: 0 auto;
    }

    /* 头部 */
    header {
        grid-column: 1 / -1;
        text-align: center;
        padding: 20px 0;
    }

    header h1 {
        font-family: 'Futura', sans-serif;
        font-size: 3em;
        background: linear-gradient(90deg, #00c6ff, #0072ff);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        letter-spacing: 2px;
    }

    /* 区块 */
    section {
        grid-column: span 12;
        background: rgba(26, 26, 46, 0.8);
        padding: 30px;
        border-radius: 12px;
        box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
        backdrop-filter: blur(8.5px);
        -webkit-backdrop-filter: blur(8.5px);
        border: 1px solid rgba(255, 255, 255, 0.18);
    }

    section h2 {
        font-family: 'Futura', sans-serif;
        font-size: 2em;
        color: #7f00ff;
        margin-bottom: 20px;
        text-align: center;
    }

    section p {
        font-size: 1.1em;
        line-height: 1.6;
        margin-bottom: 20px;
    }

    section ul {
        list-style-type: disc;
        padding-left: 20px;
    }

    section ul li {
        margin-bottom: 10px;
    }

    /* 图片样式 */
    .section-image {
        width: 100%;
        border-radius: 8px;
        margin-bottom: 20px;
        transition: transform 0.3s ease;
    }

    .section-image:hover {
        transform: scale(1.05);
    }

    /* 代码块样式 */
    pre {
        background: #0e1e40;
        padding: 20px;
        border-radius: 8px;
        overflow-x: auto;
        font-family: 'Courier New', Courier, monospace;
        color: #00ffcc;
        margin-bottom: 20px;
    }

    pre code {
        font-size: 0.9em;
    }

    /* 链接样式 */
    a {
        color: #00c6ff;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #ff00c6;
    }

    /* 页脚 */
    footer {
        grid-column: 1 / -1;
        text-align: center;
        padding: 20px 0;
        font-size: 1em;
        color: #cccccc;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .container {
            padding: 30px;
        }

        header h1 {
            font-size: 2.5em;
        }

        section h2 {
            font-size: 1.8em;
        }

        section p, section ul li {
            font-size: 1em;
        }
    }

    @media (max-width: 1200px) {
        .container {
            grid-template-columns: repeat(10, 1fr);
        }
    }

    @media (max-width: 1024px) {
        .container {
            grid-template-columns: repeat(8, 1fr);
        }
    }

    @media (max-width: 768px) {
        .container {
            grid-template-columns: repeat(6, 1fr);
            padding: 20px;
        }

        header h1 {
            font-size: 2em;
        }

        section h2 {
            font-size: 1.6em;
        }
    }

    @media (max-width: 480px) {
        .container {
            grid-template-columns: repeat(4, 1fr);
            padding: 15px;
        }

        header h1 {
            font-size: 1.8em;
        }

        section h2 {
            font-size: 1.4em;
        }
    }

    @media (max-width: 320px) {
        .container {
            grid-template-columns: repeat(2, 1fr);
            padding: 10px;
        }

        header h1 {
            font-size: 1.5em;
        }

        section h2 {
            font-size: 1.2em;
        }
    }

    /* 动画效果 */
    .fade-in {
        animation: fadeIn 1s ease-in-out forwards;
    }

    @keyframes fadeIn {
        from { opacity: 0; transform: translateY(20px); }
        to { opacity: 1; transform: translateY(0); }
    }