/* 全局样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Open Sans', sans-serif;
        background: linear-gradient(135deg, #0A1F3B, #1C1C1C);
        color: #E0E0E0;
        line-height: 1.6;
        padding: 20px;
    }

    h1, h2, h3, h4 {
        font-family: 'Roboto Condensed', sans-serif;
        color: #27AE60;
        margin-bottom: 20px;
    }

    h1 {
        font-size: 2.5em;
        text-align: center;
        margin-top: 20px;
    }

    h2 {
        font-size: 2em;
        border-bottom: 2px solid #27AE60;
        padding-bottom: 10px;
    }

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

    h4 {
        font-size: 1.2em;
        margin-top: 20px;
    }

    p {
        margin-bottom: 20px;
        color: #E0E0E0;
    }

    a {
        color: #27AE60;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #8E44AD;
    }

    /* 磨砂玻璃效果 */
    .frosted-glass {
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        border-radius: 10px;
        padding: 20px;
        margin-bottom: 40px;
    }

    /* 按钮样式 */
    .button {
        display: inline-block;
        padding: 10px 20px;
        background-color: #27AE60;
        color: #fff;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        transition: background-color 0.3s ease, transform 0.3s ease;
        text-decoration: none;
    }

    .button:hover {
        background-color: #8E44AD;
        transform: scale(1.05);
    }

    /* 导航栏样式 */
    .navbar {
        display: flex;
        justify-content: space-between;
        align-items: center;
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        padding: 10px 20px;
        border-radius: 5px;
        position: fixed;
        width: 100%;
        top: 0;
        z-index: 1000;
    }

    .navbar .logo {
        font-size: 1.5em;
        color: #27AE60;
    }

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

    .navbar ul li {
        margin-left: 20px;
    }

    /* 主容器 */
    .container {
        max-width: 1200px;
        margin: 100px auto 50px auto;
        padding: 20px;
    }

    /* 卡片布局 */
    .card {
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        padding: 20px;
        border-radius: 10px;
        margin-bottom: 20px;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .card:hover {
        transform: translateY(-10px);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    }

    /* 图片样式 */
    .card img {
        width: 100%;
        border-radius: 10px;
        margin-bottom: 15px;
    }

    /* 代码块样式 */
    pre {
        background: #1C1C1C;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 20px;
    }

    code {
        color: #27AE60;
        font-family: 'Courier New', Courier, monospace;
    }

    /* 示例展示区 */
    .example-display {
        background: rgba(255, 255, 255, 0.05);
        backdrop-filter: blur(5px);
        padding: 20px;
        border-radius: 10px;
        margin-top: 40px;
    }

    .example-display h2 {
        color: #8E44AD;
        margin-bottom: 15px;
    }

    /* 动画效果 */
    @keyframes aurora-move {
        0% {
            background-position: 0% 50%;
        }
        50% {
            background-position: 100% 50%;
        }
        100% {
            background-position: 0% 50%;
        }
    }

    .animated-background {
        background: radial-gradient(circle, rgb(255, 87, 34), transparent);
        animation: aurora-move 15s linear infinite;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .container {
            max-width: 1000px;
        }
    }

    @media (max-width: 1200px) {
        .container {
            max-width: 900px;
        }
    }

    @media (max-width: 1024px) {
        .navbar ul li {
            margin-left: 15px;
        }

        .container {
            max-width: 800px;
        }
    }

    @media (max-width: 768px) {
        .navbar {
            flex-direction: column;
            align-items: flex-start;
        }

        .navbar ul {
            flex-direction: column;
            width: 100%;
        }

        .navbar ul li {
            margin: 10px 0;
        }

        .container {
            max-width: 95%;
            padding: 10px;
        }
    }

    @media (max-width: 480px) {
        h1 {
            font-size: 2em;
        }

        h2 {
            font-size: 1.8em;
        }

        h3 {
            font-size: 1.3em;
        }

        .button {
            padding: 8px 16px;
            font-size: 0.9em;
        }
    }

    @media (max-width: 320px) {
        h1 {
            font-size: 1.8em;
        }

        h2 {
            font-size: 1.5em;
        }

        h3 {
            font-size: 1.2em;
        }

        .button {
            padding: 6px 12px;
            font-size: 0.8em;
        }
    }

    /* 图片组合 */
    .image-gallery {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 10px;
        margin-top: 20px;
    }

    .image-gallery img {
        width: 100%;
        border-radius: 5px;
        transition: transform 0.3s ease;
    }

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

    /* 黑暗模式切换按钮 */
    .dark-mode-toggle {
        position: fixed;
        right: 20px;
        top: 20px;
        background: #27AE60;
        width: 40px;
        height: 40px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: background-color 0.3s ease;
    }

    .dark-mode-toggle:hover {
        background-color: #8E44AD;
    }

    .dark-mode-toggle::before {
        content: "🌙";
        font-size: 1.2em;
        color: #fff;
    }