/* 基础重置 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        background: radial-gradient(circle, #1e003c, #000046, #000000);
        color: #ffffff;
        font-family: 'Orbitron', sans-serif;
        line-height: 1.6;
        padding: 20px;
    }

    h1, h2, h3, h4 {
        color: #00ff99;
        text-shadow: 0 0 10px #00ff99, 0 0 20px #00ff99;
    }

    h1 {
        font-size: 2.5em;
        margin-bottom: 20px;
    }

    h2 {
        font-size: 2em;
        margin-top: 40px;
        margin-bottom: 20px;
    }

    h3 {
        font-size: 1.5em;
        margin-top: 30px;
        margin-bottom: 15px;
    }

    h4 {
        font-size: 1.2em;
        margin-top: 25px;
        margin-bottom: 10px;
    }

    p {
        margin-bottom: 15px;
        color: #dddddd;
    }

    a {
        color: #ff00ff;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #00ff99;
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
    }

    .intro {
        text-align: center;
        margin-bottom: 40px;
    }

    .features {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }

    .feature-item {
        background: rgba(255, 255, 255, 0.1);
        border: 2px solid #00ff99;
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 0 15px #00ff99;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .feature-item:hover {
        transform: scale(1.05);
        box-shadow: 0 0 25px #ff00ff, 0 0 35px #00ff99;
    }

    .feature-item ul {
        list-style: none;
    }

    .feature-item li {
        margin-bottom: 10px;
    }

    .sample-article {
        background: rgba(0, 0, 0, 0.8);
        border: 2px solid #ff00ff;
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 0 20px #ff00ff;
        margin-top: 40px;
    }

    .sample-article h2 {
        color: #ff00ff;
    }

    .sample-article pre {
        background: #1e003c;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
    }

    .sample-article code {
        color: #00ff99;
        font-family: 'Courier New', Courier, monospace;
    }

    .images {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 30px;
    }

    .images img {
        width: 100px;
        height: 100px;
        object-fit: cover;
        border: 2px solid #00ff99;
        border-radius: 5px;
        box-shadow: 0 0 10px #00ff99;
    }

    .footer {
        text-align: center;
        margin-top: 50px;
        font-size: 1em;
        color: #aaaaaa;
    }

    /* 按钮样式 */
    .btn {
        background: none;
        border: 2px solid #00ff99;
        color: #fff;
        padding: 10px 20px;
        cursor: pointer;
        position: relative;
        overflow: hidden;
        transition: all 0.3s ease;
        border-radius: 5px;
        margin-top: 20px;
    }

    .btn::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        background: #00ff99;
        transform: translate(-50%, -50%);
        border-radius: 50%;
        transition: all 0.3s ease;
        opacity: 0;
    }

    .btn:hover::before {
        width: 200%;
        height: 200%;
        opacity: 0.3;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        h1 {
            font-size: 2.2em;
        }
        .feature-item {
            padding: 15px;
        }
    }

    @media (max-width: 1200px) {
        .features {
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        }
    }

    @media (max-width: 1024px) {
        .images img {
            width: 80px;
            height: 80px;
        }
    }

    @media (max-width: 768px) {
        h1 {
            font-size: 2em;
        }
        .features {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 480px) {
        h1 {
            font-size: 1.8em;
        }
        .images img {
            width: 60px;
            height: 60px;
        }
    }

    @media (max-width: 320px) {
        body {
            padding: 10px;
        }
        h1 {
            font-size: 1.5em;
        }
    }