/* 全局样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Poppins', sans-serif;
        background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
        color: #ffffff;
        overflow-x: hidden;
    }

    a {
        color: #00e0ff;
        text-decoration: none;
        rel: nofollow;
    }

    a:hover {
        text-decoration: underline;
    }

    /* 容器 */
    .container {
        width: 90%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 40px 0;
    }

    /* 头部样式 */
    header {
        text-align: center;
        padding: 50px 0;
        background: linear-gradient(135deg, #302b63, #24243e);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    }

    header h1 {
        font-size: 3em;
        margin: 0;
        animation: fadeIn 2s ease-in-out;
    }

    /* 文章样式 */
    article {
        background: rgba(255, 255, 255, 0.1);
        padding: 30px;
        border-radius: 15px;
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
        backdrop-filter: blur(10px);
    }

    article h2 {
        font-size: 2em;
        margin-bottom: 20px;
        color: #00e0ff;
        animation: slideIn 1.5s ease-in-out;
    }

    article h3 {
        font-size: 1.5em;
        margin-top: 30px;
        color: #6a00ff;
        border-bottom: 2px solid #00e0ff;
        padding-bottom: 10px;
    }

    article h4 {
        font-size: 1.2em;
        margin-top: 20px;
        color: #00e0ff;
    }

    article p {
        line-height: 1.6;
        margin: 15px 0;
    }

    article pre {
        background: #1e1e2d;
        padding: 15px;
        border-radius: 10px;
        overflow-x: auto;
    }

    article code {
        color: #00e0ff;
        font-family: 'Roboto Mono', monospace;
    }

    table {
        width: 100%;
        border-collapse: collapse;
        margin: 20px 0;
    }

    table, th, td {
        border: 1px solid #00e0ff;
    }

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

    th {
        background: #24243e;
    }

    /* 卡片样式 */
    .card-container {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
        margin: 40px 0;
    }

    .card {
        background: rgba(255, 255, 255, 0.1);
        border-radius: 15px;
        padding: 20px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
        transition: transform 0.3s ease, background 0.3s ease;
    }

    .card:hover {
        transform: scale(1.05);
        background: rgba(255, 255, 255, 0.2);
    }

    .card img {
        width: 100%;
        height: auto;
        border-radius: 10px;
    }

    .card h3 {
        margin: 15px 0 10px;
        color: #ffffff;
    }

    .card p {
        font-size: 0.95em;
        line-height: 1.4;
    }

    /* 动画 */
    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    @keyframes slideIn {
        from { transform: translateX(-50px); opacity: 0; }
        to { transform: translateX(0); opacity: 1; }
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        header h1 {
            font-size: 2.5em;
        }

        article h2 {
            font-size: 1.8em;
        }
    }

    @media (max-width: 1200px) {
        .container {
            width: 95%;
        }
    }

    @media (max-width: 1024px) {
        header h1 {
            font-size: 2.2em;
        }

        article h2 {
            font-size: 1.6em;
        }
    }

    @media (max-width: 768px) {
        header h1 {
            font-size: 1.8em;
        }

        article h2 {
            font-size: 1.4em;
        }

        .card-container {
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 1.5em;
        }

        article h2 {
            font-size: 1.2em;
        }

        .card-container {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 1.2em;
        }

        article h2 {
            font-size: 1em;
        }
    }