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

    body {
        font-family: 'Open Sans', sans-serif;
        background: linear-gradient(135deg, #8E44AD, #2980B9);
        color: #ffffff;
        line-height: 1.6;
        padding: 20px;
    }

    a {
        color: #FF69B4;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #FFA500;
    }

    header {
        text-align: center;
        padding: 50px 0;
        font-family: 'Fira Sans', sans-serif;
        font-size: 2.5em;
        font-weight: bold;
        text-shadow: 0px 0px 10px rgba(255, 255, 255, 0.5);
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
        background-color: rgba(255, 255, 255, 0.1);
        border-radius: 10px;
        backdrop-filter: blur(10px);
    }

    h1, h2, h3, h4 {
        font-family: 'Fira Sans', sans-serif;
        color: #FFD700;
        margin-bottom: 20px;
    }

    h2 {
        font-size: 2em;
        text-shadow: 0px 0px 5px rgba(255, 255, 255, 0.3);
    }

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

    p {
        font-family: 'Lato', sans-serif;
        font-size: 1em;
        margin-bottom: 15px;
    }

    pre {
        background-color: rgba(0, 0, 0, 0.5);
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 20px;
    }

    code {
        font-family: 'Courier New', monospace;
        color: #00FF00;
    }

    .button {
        display: inline-block;
        padding: 10px 20px;
        background-color: rgba(255, 152, 0, 0.8);
        color: #ffffff;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        transition: all 0.3s ease;
        text-align: center;
    }

    .button:hover {
        background-color: rgba(255, 152, 0, 1);
        box-shadow: 0px 0px 20px rgba(255, 152, 0, 0.5);
    }

    .grid-container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
        margin-top: 30px;
    }

    .card {
        background-color: rgba(255, 255, 255, 0.2);
        padding: 20px;
        border-radius: 10px;
        position: relative;
        overflow: hidden;
        transition: transform 0.3s ease;
    }

    .card:hover {
        transform: scale(1.05);
    }

    .card img {
        width: 100%;
        height: auto;
        border-radius: 5px;
        margin-bottom: 15px;
    }

    .overlay {
        background-color: rgba(255, 255, 255, 0.2);
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        pointer-events: none;
    }

    .sphere {
        width: 100px;
        height: 100px;
        border-radius: 50%;
        background-color: rgba(153, 204, 255, 0.8);
        animation: rotate 10s infinite linear;
        margin: 0 auto 20px auto;
    }

    @keyframes rotate {
        from {
            transform: rotateY(0deg);
        }
        to {
            transform: rotateY(360deg);
        }
    }

    .parallax {
        background-attachment: fixed;
        background-position: center;
        background-repeat: no-repeat;
        background-size: cover;
        height: 400px;
        margin: 50px 0;
    }

    .section {
        margin-bottom: 50px;
    }

    .sample-article {
        background-color: rgba(0, 0, 0, 0.5);
        padding: 20px;
        border-radius: 10px;
        margin-top: 50px;
    }

    .sample-article h2 {
        color: #FFD700;
    }

    .sample-data {
        margin-top: 50px;
    }

    .sample-data h2 {
        color: #FF69B4;
    }

    .sample-data ul {
        list-style-type: disc;
        margin-left: 20px;
    }

    .footer {
        text-align: center;
        padding: 20px 0;
        font-size: 0.9em;
        color: #cccccc;
    }

    /* 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) {
        header {
            font-size: 2em;
        }
    }

    @media (max-width: 768px) {
        .grid-container {
            grid-template-columns: 1fr;
        }
    }

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

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

        h1, h2, h3 {
            font-size: 1.5em;
        }
    }

    @media (max-width: 320px) {
        body {
            padding: 10px;
        }

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

        pre {
            padding: 10px;
            font-size: 0.8em;
        }
    }