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

    body {
        font-family: 'Roboto', sans-serif;
        line-height: 1.6;
        background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
        color: #FFFFFF;
        padding: 20px;
    }

    a {
        color: #03a9f4;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #ff5722;
    }

    /* 容器布局 */
    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 40px;
        background: rgba(20, 20, 20, 0.8);
        border-radius: 15px;
        box-shadow: 0 0 20px rgba(0,0,0,0.5);
    }

    /* 文章样式 */
    article {
        margin-bottom: 50px;
    }

    h2, h3, h4 {
        color: #4CAF50;
        margin-bottom: 20px;
    }

    h2 {
        font-size: 2.5rem;
        text-align: center;
        position: relative;
    }

    h2::after {
        content: '';
        width: 100px;
        height: 4px;
        background: linear-gradient(90deg, #03a9f4, #ff5722);
        display: block;
        margin: 10px auto;
        border-radius: 2px;
    }

    h3 {
        font-size: 1.8rem;
        margin-top: 40px;
    }

    h4 {
        font-size: 1.5rem;
        margin-top: 30px;
    }

    p {
        margin-bottom: 20px;
        font-size: 1.1rem;
        color: #E0E0E0;
    }

    pre {
        background: #1e1e1e;
        padding: 15px;
        border-radius: 8px;
        overflow: auto;
        margin-bottom: 20px;
    }

    code {
        color: #f92672;
        font-family: 'Courier New', Courier, monospace;
    }

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

    th, td {
        border: 1px solid #4CAF50;
        padding: 10px;
        text-align: left;
    }

    th {
        background: #303030;
    }

    /* 图片样式 */
    .gallery {
        display: flex;
        flex-wrap: wrap;
        gap: 15px;
        margin-bottom: 30px;
    }

    .gallery img {
        width: 100%;
        max-width: 320px;
        border-radius: 10px;
        transition: transform 0.3s ease;
    }

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

    /* 按钮样式 */
    .button {
        display: inline-block;
        padding: 10px 20px;
        background: linear-gradient(90deg, #03a9f4, #ff5722);
        color: #FFFFFF;
        border: none;
        border-radius: 25px;
        cursor: pointer;
        transition: background 0.3s ease, transform 0.3s ease;
        text-align: center;
    }

    .button:hover {
        background: linear-gradient(90deg, #ff5722, #03a9f4);
        transform: scale(1.05);
    }

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

    @media (max-width: 1200px) {
        .container {
            padding: 25px;
        }
    }

    @media (max-width: 1024px) {
        .container {
            padding: 20px;
        }
    }

    @media (max-width: 768px) {
        h2 {
            font-size: 2rem;
        }

        h3 {
            font-size: 1.6rem;
        }

        h4 {
            font-size: 1.3rem;
        }

        p {
            font-size: 1rem;
        }

        .gallery {
            flex-direction: column;
            align-items: center;
        }
    }

    @media (max-width: 480px) {
        .container {
            padding: 15px;
        }

        h2 {
            font-size: 1.8rem;
        }

        h3 {
            font-size: 1.4rem;
        }

        h4 {
            font-size: 1.2rem;
        }

        p {
            font-size: 0.95rem;
        }

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

    @media (max-width: 320px) {
        h2 {
            font-size: 1.5rem;
        }

        h3 {
            font-size: 1.2rem;
        }

        h4 {
            font-size: 1rem;
        }

        p {
            font-size: 0.85rem;
        }

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

    /* 动画与交互 */
    .button {
        animation: pulse 2s infinite;
    }

    @keyframes pulse {
        0% {
            box-shadow: 0 0 10px #03a9f4;
        }
        50% {
            box-shadow: 0 0 20px #ff5722;
        }
        100% {
            box-shadow: 0 0 10px #03a9f4;
        }
    }

    .card {
        background: rgba(30, 30, 30, 0.9);
        border-radius: 10px;
        padding: 20px;
        transition: transform 0.3s ease, background 0.3s ease;
    }

    .card:hover {
        transform: translateY(-10px);
        background: rgba(30, 30, 30, 1);
    }

    .arrow {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 50px;
        height: 50px;
        background-image: url('https://images.gptkong.com/demo/sample10.png');
        background-size: cover;
        animation: bounce 2s infinite;
    }

    @keyframes bounce {
        0%, 100% {
            transform: translate(-50%, -50%) translateY(0);
        }
        50% {
            transform: translate(-50%, -50%) translateY(-20px);
        }
    }

    /* 提示样式 */
    .reference-note {
        text-align: center;
        font-size: 1rem;
        color: #FF9800;
        margin-top: 40px;
    }