/* 基本样式重置 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #00008B, #1E90FF);
        color: #FFFFFF;
        line-height: 1.6;
        padding: 20px;
    }

    header {
        text-align: center;
        padding: 50px 0;
        background: radial-gradient(circle, rgba(255,87,34,1) 0%, rgba(255,87,34,0) 70%);
        animation: aurora-move 15s linear infinite;
    }

    header h1 {
        font-size: 3rem;
        font-weight: bold;
        margin-bottom: 20px;
        color: #FFFFFF;
    }

    header p {
        font-size: 1.2rem;
        color: #F0F0F0;
    }

    nav {
        position: fixed;
        top: 0;
        width: 100%;
        background: rgba(0, 0, 0, 0.7);
        padding: 10px 0;
        z-index: 1000;
    }

    nav ul {
        list-style: none;
        display: flex;
        justify-content: center;
    }

    nav li {
        margin: 0 15px;
    }

    nav a {
        color: #FFFFFF;
        text-decoration: none;
        font-size: 1rem;
        transition: color 0.3s ease;
    }

    nav a:hover {
        color: #1E90FF;
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 60px 20px;
    }

    article {
        background: rgba(255, 255, 255, 0.1);
        padding: 30px;
        border-radius: 10px;
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
        margin-bottom: 40px;
    }

    article h2 {
        font-size: 2.5rem;
        margin-bottom: 20px;
        color: #FFD700;
    }

    article h3 {
        font-size: 1.8rem;
        margin: 20px 0 10px;
        color: #00FF7F;
    }

    article h4 {
        font-size: 1.5rem;
        margin: 15px 0 10px;
        color: #1E90FF;
    }

    article p {
        font-size: 1rem;
        margin-bottom: 15px;
        color: #F0F0F0;
    }

    article ul {
        list-style: disc;
        margin-left: 20px;
        margin-bottom: 15px;
    }

    article ul li {
        margin-bottom: 10px;
    }

    pre {
        background: rgba(0, 0, 0, 0.8);
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 20px;
    }

    code {
        font-family: 'Courier New', Courier, monospace;
        color: #00FF7F;
    }

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

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

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

    th {
        background: #1E90FF;
    }

    .image-gallery {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-bottom: 30px;
    }

    .image-gallery img {
        width: calc(33.333% - 10px);
        border-radius: 5px;
        transition: transform 0.3s ease;
    }

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

    @keyframes aurora-move {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

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

        article h2 {
            font-size: 2rem;
        }

        .image-gallery img {
            width: calc(33.333% - 10px);
        }
    }

    @media (max-width: 1200px) {
        .image-gallery img {
            width: calc(50% - 10px);
        }
    }

    @media (max-width: 1024px) {
        .image-gallery img {
            width: 100%;
        }

        nav ul {
            flex-direction: column;
        }

        nav li {
            margin: 10px 0;
        }
    }

    @media (max-width: 768px) {
        header {
            padding: 30px 0;
        }

        header h1 {
            font-size: 2rem;
        }

        article h3 {
            font-size: 1.5rem;
        }

        pre {
            font-size: 0.9rem;
        }
    }

    @media (max-width: 480px) {
        nav a {
            font-size: 0.9rem;
        }

        article {
            padding: 20px;
        }

        .image-gallery img {
            width: 100%;
        }
    }

    @media (max-width: 320px) {
        header h1 {
            font-size: 1.5rem;
        }

        article h2 {
            font-size: 1.8rem;
        }

        article p, pre, code, table, th, td {
            font-size: 0.9rem;
        }
    }

    footer {
        text-align: center;
        padding: 20px;
        background: rgba(0, 0, 0, 0.7);
        color: #FFFFFF;
    }

    .cta-button {
        display: inline-block;
        padding: 10px 20px;
        background: linear-gradient(45deg, #9400D3, #00FF7F);
        color: #FFFFFF;
        text-decoration: none;
        border-radius: 5px;
        transition: background 0.3s ease, transform 0.3s ease;
    }

    .cta-button:hover {
        background: linear-gradient(45deg, #00FF7F, #9400D3);
        transform: scale(1.05);
    }