/* 全局样式 */
    body {
        margin: 0;
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #1E2D3D, #2C3E50);
        color: #ffffff;
        line-height: 1.6;
        overflow-x: hidden;
    }

    h1, h2, h3, h4 {
        font-family: 'Poppins', sans-serif;
        color: #FFC107;
        margin-bottom: 20px;
    }

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

    a {
        color: #00FF7F;
        text-decoration: none;
    }

    a[rel="nofollow"]::after {
        content: "";
    }

    /* 导航栏 */
    .navbar {
        position: fixed;
        top: 0;
        width: 100%;
        background: rgba(30, 45, 61, 0.9);
        padding: 15px 30px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        z-index: 1000;
    }

    .navbar .logo {
        font-size: 24px;
        font-weight: bold;
        color: #FFC107;
    }

    .navbar ul {
        list-style: none;
        display: flex;
        gap: 20px;
    }

    .navbar ul li a {
        font-size: 16px;
        transition: color 0.3s ease;
    }

    .navbar ul li a:hover {
        color: #FFA000;
    }

    /* 侧边栏 */
    .sidebar {
        position: fixed;
        top: 0;
        left: -250px;
        width: 250px;
        height: 100%;
        background: #2C3E50;
        padding: 60px 20px;
        transition: left 0.3s ease;
        z-index: 999;
    }

    .sidebar.active {
        left: 0;
    }

    .sidebar ul {
        list-style: none;
        padding: 0;
    }

    .sidebar ul li {
        margin: 20px 0;
    }

    .sidebar ul li a {
        color: #ddd;
        font-size: 18px;
        transition: color 0.3s ease;
    }

    .sidebar ul li a:hover {
        color: #00FF7F;
    }

    /* 主内容区 */
    .main-content {
        padding: 100px 30px 50px 30px;
        max-width: 1200px;
        margin: 0 auto;
    }

    /* 示例展示 */
    .example-display {
        background: rgba(44, 62, 80, 0.8);
        padding: 20px;
        border-radius: 10px;
        margin-top: 40px;
    }

    .example-display h2 {
        color: #FF5722;
    }

    .example-display pre {
        background: #1E2D3D;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
    }

    .example-display code {
        color: #00FF7F;
        font-family: 'Courier New', Courier, monospace;
    }

    /* 表格样式 */
    table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: 20px;
    }

    table, th, td {
        border: 1px solid #FFC107;
    }

    th, td {
        padding: 10px;
        text-align: left;
    }

    th {
        background: #FFC107;
        color: #000;
    }

    /* 按钮样式 */
    .button-primary {
        background-color: #FFA000;
        color: #fff;
        padding: 10px 20px;
        border: none;
        border-radius: 5px;
        transition: all 0.3s ease;
        cursor: pointer;
        box-shadow: 2px 2px 5px rgba(0,0,0,0.3);
    }

    .button-primary:hover {
        background-color: #FF8F00;
        box-shadow: 4px 4px 10px rgba(0,0,0,0.5);
    }

    /* 图像样式 */
    img {
        width: 100%;
        max-width: 320px;
        height: auto;
        border-radius: 10px;
        margin: 10px 0;
    }

    /* 动画效果 */
    @keyframes fadeInUp {
        from { opacity: 0; transform: translateY(20px); }
        to { opacity: 1; transform: translateY(0); }
    }

    .animated {
        opacity: 0;
        transform: translateY(20px);
        animation: fadeInUp 0.5s forwards;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .main-content {
            padding: 80px 20px 40px 20px;
        }
    }

    @media (max-width: 1200px) {
        .navbar ul {
            display: none;
        }

        .sidebar {
            padding: 60px 15px;
        }
    }

    @media (max-width: 1024px) {
        .main-content {
            padding: 70px 15px 35px 15px;
        }
    }

    @media (max-width: 768px) {
        .navbar {
            padding: 10px 20px;
        }

        .navbar .logo {
            font-size: 20px;
        }

        .example-display pre {
            font-size: 14px;
        }
    }

    @media (max-width: 480px) {
        .main-content {
            padding: 60px 10px 30px 10px;
        }

        .navbar .logo {
            font-size: 18px;
        }

        .navbar ul li a {
            font-size: 14px;
        }

        table, th, td {
            font-size: 12px;
        }
    }

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

        .navbar ul {
            flex-direction: column;
            gap: 10px;
        }
    }

    /* 提示信息 */
    .design-reference {
        text-align: center;
        font-size: 16px;
        margin-top: 30px;
        color: #00FF7F;
    }