/* 基础样式设置 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Poppins', 'Roboto', sans-serif;
        background: linear-gradient(135deg, #8BC34A, #3F51B5);
        color: #333;
        line-height: 1.6;
    }

    h1, h2, h3, h4, h5, h6 {
        font-weight: bold;
        margin-top: 1.5em;
        margin-bottom: 0.5em;
        color: #2E7D32;
    }

    p {
        margin-bottom: 1em;
        font-size: 16px;
    }

    a {
        color: #1E88E5;
        text-decoration: none;
    }

    a:hover {
        text-decoration: underline;
    }

    /* 容器布局 */
    .container {
        width: 90%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
    }

    /* 导航栏样式 */
    nav {
        background: rgba(255, 255, 255, 0.8);
        padding: 10px 20px;
        position: fixed;
        width: 100%;
        top: 0;
        left: 0;
        z-index: 1000;
        box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }

    nav ul {
        list-style: none;
        display: flex;
        justify-content: flex-end;
        margin: 0;
        padding: 0;
    }

    nav ul li {
        margin-left: 20px;
    }

    nav ul li a {
        font-size: 16px;
        color: #2E7D32;
    }

    /* 主页横幅 */
    .hero {
        background: linear-gradient(135deg, #8BC34A, #3F51B5);
        color: #fff;
        padding: 100px 20px 60px 20px;
        text-align: center;
        position: relative;
        overflow: hidden;
    }

    .hero h1 {
        font-size: 48px;
        margin-bottom: 20px;
        animation: fadeInEffect 2s ease-in-out;
    }

    .hero p {
        font-size: 20px;
        margin-bottom: 30px;
    }

    .hero img {
        width: 320px;
        height: 320px;
        object-fit: cover;
        border-radius: 50%;
        animation: aurora-move 15s linear infinite;
    }

    /* 主要内容区域 */
    .content {
        background: rgba(255, 255, 255, 0.9);
        padding: 60px 20px;
        margin-top: -50px;
        border-radius: 10px;
        box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    }

    .content h2 {
        text-align: center;
        margin-bottom: 40px;
    }

    .content article {
        margin-bottom: 40px;
    }

    .content pre {
        background: #f5f5f5;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
    }

    .content code {
        font-family: 'Courier New', Courier, monospace;
        color: #d32f2f;
    }

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

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

    th, td {
        padding: 12px;
        text-align: left;
    }

    th {
        background-color: #f2f2f2;
    }

    /* 图片样式 */
    .gallery {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        justify-content: center;
        margin-bottom: 40px;
    }

    .gallery img {
        width: 320px;
        height: 320px;
        object-fit: cover;
        border-radius: 10px;
        transition: transform 0.3s;
    }

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

    /* 动画效果 */
    @keyframes fadeInEffect {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    @keyframes aurora-move {
        0% { transform: translateY(0); }
        50% { transform: translateY(-20px); }
        100% { transform: translateY(0); }
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .hero h1 {
            font-size: 42px;
        }

        .hero p {
            font-size: 18px;
        }
    }

    @media (max-width: 1200px) {
        .hero h1 {
            font-size: 36px;
        }

        .hero img {
            width: 280px;
            height: 280px;
        }
    }

    @media (max-width: 1024px) {
        .container {
            width: 95%;
        }

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

    @media (max-width: 768px) {
        nav ul {
            flex-direction: column;
            align-items: center;
        }

        nav ul li {
            margin: 10px 0;
        }

        .hero h1 {
            font-size: 28px;
        }

        .hero p {
            font-size: 16px;
        }

        .hero img {
            width: 240px;
            height: 240px;
        }

        table, th, td {
            font-size: 14px;
        }
    }

    @media (max-width: 480px) {
        .hero h1 {
            font-size: 24px;
        }

        .hero p {
            font-size: 14px;
        }

        .hero img {
            width: 200px;
            height: 200px;
        }

        th, td {
            padding: 8px;
        }
    }

    @media (max-width: 320px) {
        nav ul {
            flex-direction: column;
            align-items: center;
        }

        .hero h1 {
            font-size: 20px;
        }

        .hero p {
            font-size: 12px;
        }

        .hero img {
            width: 160px;
            height: 160px;
        }

        .content {
            padding: 40px 10px;
        }

        table, th, td {
            font-size: 12px;
            padding: 6px;
        }
    }

    /* 附加样式 */
    .highlight {
        background: #e0f7fa;
        padding: 10px;
        border-left: 4px solid #00acc1;
        margin-bottom: 20px;
    }

    .footer {
        background: rgba(255, 255, 255, 0.8);
        padding: 20px;
        text-align: center;
        border-top: 1px solid #ddd;
    }

    .footer p {
        margin: 0;
        font-size: 14px;
    }