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

    body {
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
        color: #ffffff;
        overflow-x: hidden;
        line-height: 1.6;
    }

    /* 导航栏样式 */
    .navbar {
        position: fixed;
        top: 20px;
        left: 50%;
        transform: translateX(-50%);
        display: flex;
        gap: 20px;
        z-index: 1000;
    }

    .navbar a {
        color: #ffffff;
        text-decoration: none;
        font-size: 1rem;
        padding: 10px 15px;
        border-radius: 5px;
        transition: background 0.3s, transform 0.3s;
    }

    .navbar a:hover {
        background: rgba(255, 255, 255, 0.2);
        transform: scale(1.1);
        text-decoration: none;
    }

    /* 全屏背景 */
    .background {
        height: 100vh;
        display: flex;
        justify-content: center;
        align-items: center;
        background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center center/cover;
        position: relative;
        animation: backgroundMove 20s linear infinite;
    }

    @keyframes backgroundMove {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

    /* 文章内容区域 */
    .content {
        max-width: 1200px;
        margin: 0 auto;
        padding: 40px 20px;
        background: rgba(0, 0, 0, 0.6);
        border-radius: 10px;
        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);
    }

    /* 标题样式 */
    .content h2, .content h3, .content h4 {
        color: #ff77ff;
        text-shadow: 0 0 10px #ff77ff, 0 0 20px #ff77ff;
        margin-bottom: 20px;
    }

    /* 段落样式 */
    .content p {
        margin-bottom: 20px;
        font-size: 1rem;
        color: #e0e0e0;
    }

    /* 代码块样式 */
    .content pre {
        background: #1e1e1e;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 20px;
    }

    .content code {
        color: #d4d4d4;
        font-family: 'Courier New', Courier, monospace;
    }

    /* 列表样式 */
    .content ul {
        list-style: inside square;
        margin-bottom: 20px;
    }

    /* 图片样式 */
    .content img {
        width: 100%;
        max-width: 320px;
        height: auto;
        border-radius: 10px;
        margin: 10px;
    }

    /* 示例展示区 */
    .example {
        background: rgba(255, 255, 255, 0.1);
        padding: 20px;
        border-radius: 10px;
        margin-top: 40px;
    }

    .example h2 {
        color: #00ffff;
        text-shadow: 0 0 10px #00ffff, 0 0 20px #00ffff;
    }

    /* 按钮样式 */
    .button {
        display: inline-block;
        padding: 10px 20px;
        background: linear-gradient(45deg, #ff6ec4, #7873f5);
        color: #ffffff;
        border: none;
        border-radius: 25px;
        cursor: pointer;
        transition: transform 0.3s, box-shadow 0.3s;
        text-decoration: none;
    }

    .button:hover {
        transform: scale(1.05);
        box-shadow: 0 0 15px rgba(255, 110, 196, 0.7);
    }

    /* 粒子效果 */
    .particle {
        position: absolute;
        width: 5px;
        height: 5px;
        background-color: #ffffff;
        border-radius: 50%;
        opacity: 0.8;
        animation: move 10s infinite;
    }

    @keyframes move {
        0% { transform: translate(0, 0); opacity: 0.8; }
        50% { transform: translate(300px, -300px); opacity: 0.5; }
        100% { transform: translate(600px, 0); opacity: 0.8; }
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .content {
            padding: 30px 15px;
        }

        .navbar a {
            font-size: 0.9rem;
        }
    }

    @media (max-width: 1200px) {
        .background {
            background: url('https://images.gptkong.com/demo/sample2.png') no-repeat center center/cover;
        }

        .content {
            padding: 25px 10px;
        }
    }

    @media (max-width: 1024px) {
        .navbar {
            flex-direction: column;
            top: 10px;
        }

        .navbar a {
            padding: 8px 12px;
            font-size: 0.85rem;
        }

        .content {
            padding: 20px 5px;
        }
    }

    @media (max-width: 768px) {
        .background {
            background: url('https://images.gptkong.com/demo/sample3.png') no-repeat center center/cover;
        }

        .navbar a {
            font-size: 0.8rem;
            padding: 6px 10px;
        }

        .content {
            padding: 15px 5px;
        }
    }

    @media (max-width: 480px) {
        .navbar {
            top: 5px;
        }

        .navbar a {
            font-size: 0.75rem;
            padding: 5px 8px;
        }

        .content {
            padding: 10px 5px;
        }

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

        .content h3 {
            font-size: 1.2rem;
        }

        .content p, .content ul, .content pre, .content code {
            font-size: 0.9rem;
        }

        .content img {
            max-width: 100%;
        }
    }

    @media (max-width: 320px) {
        .navbar {
            flex-direction: column;
            align-items: center;
        }

        .navbar a {
            font-size: 0.7rem;
            padding: 4px 6px;
        }

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

        .content h3 {
            font-size: 1rem;
        }

        .content p, .content ul, .content pre, .content code {
            font-size: 0.8rem;
        }
    }

    /* 提示样式 */
    .reference {
        position: fixed;
        bottom: 10px;
        right: 10px;
        background: rgba(0, 0, 0, 0.7);
        padding: 5px 10px;
        border-radius: 5px;
        font-size: 0.8rem;
        color: #ffffff;
    }