/* 全局样式 */
    :root {
        --primary-color: #ffffff;
        --secondary-color: #1a1a1a;
        --accent-color-green: #39ff14;
        --accent-color-purple: #8a2be2;
        --background-gradient: linear-gradient(135deg, #00008b, #1a1a1a);
        --font-family: 'Roboto', sans-serif;
    }

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: var(--font-family);
        background: var(--background-gradient);
        color: var(--primary-color);
        line-height: 1.6;
        padding: 20px;
    }

    a {
        color: var(--accent-color-green);
        text-decoration: none;
    }

    a[rel="nofollow"] {
        color: var(--accent-color-purple);
    }

    header {
        text-align: center;
        padding: 50px 0;
        background: rgba(26, 26, 26, 0.8);
        border-radius: 10px;
        margin-bottom: 30px;
    }

    header h1 {
        font-size: 2.5rem;
        margin-bottom: 20px;
        background: linear-gradient(90deg, #39ff14, #8a2be2);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    header p {
        font-size: 1.2rem;
        color: #ddd;
    }

    .container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 20px;
        margin-bottom: 50px;
    }

    .module {
        background: rgba(26, 26, 26, 0.9);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.5);
        transition: transform 0.3s ease;
    }

    .module:hover {
        transform: scale(1.05);
    }

    .module h2 {
        font-size: 1.8rem;
        margin-bottom: 15px;
        color: var(--accent-color-green);
    }

    .module p {
        font-size: 1rem;
        margin-bottom: 10px;
        color: #ccc;
    }

    .module pre {
        background: #2e2e2e;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        color: #39ff14;
        font-family: 'Courier New', Courier, monospace;
    }

    .gallery {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        justify-content: center;
        margin-bottom: 50px;
    }

    .gallery img {
        width: 150px;
        height: 150px;
        object-fit: cover;
        border-radius: 8px;
        transition: transform 0.3s ease;
    }

    .gallery img:hover {
        transform: scale(1.1);
    }

    .cta {
        text-align: center;
        padding: 40px 20px;
        background: rgba(26, 26, 26, 0.8);
        border-radius: 10px;
    }

    .cta h2 {
        font-size: 2rem;
        margin-bottom: 20px;
        background: linear-gradient(90deg, #8a2be2, #39ff14);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .cta a.button {
        display: inline-block;
        padding: 10px 20px;
        margin-top: 20px;
        background: var(--accent-color-green);
        color: var(--primary-color);
        border-radius: 5px;
        transition: background 0.3s ease, transform 0.3s ease;
    }

    .cta a.button:hover {
        background: var(--accent-color-purple);
        transform: translateY(-5px);
    }

    footer {
        text-align: center;
        padding: 20px;
        background: rgba(26, 26, 26, 0.9);
        border-radius: 10px;
    }

    footer p {
        font-size: 0.9rem;
        color: #aaa;
    }

    /* 响应式设计 */
    @media (max-width: 768px) {
        header h1 {
            font-size: 2rem;
        }

        .module h2 {
            font-size: 1.5rem;
        }

        .module p, .module pre {
            font-size: 0.9rem;
        }

        .gallery img {
            width: 100px;
            height: 100px;
        }

        .cta h2 {
            font-size: 1.5rem;
        }

        .cta a.button {
            padding: 8px 16px;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 1.8rem;
        }

        .module h2 {
            font-size: 1.3rem;
        }

        .gallery img {
            width: 80px;
            height: 80px;
        }

        .cta h2 {
            font-size: 1.2rem;
        }

        .cta a.button {
            padding: 6px 12px;
        }
    }