/* 基础样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        background: linear-gradient(135deg, #000d33, #3a0ca3);
        color: #ffffff;
        font-family: 'Roboto', sans-serif;
        line-height: 1.6;
        padding: 20px;
        animation: background-move 15s linear infinite;
    }

    /* 背景动画 */
    @keyframes background-move {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

    /* 标题样式 */
    h1, h2, h3 {
        font-family: 'Poppins', sans-serif;
        margin-bottom: 20px;
        text-align: center;
        color: #ffd700;
        text-shadow: 0 0 10px rgba(255, 215, 0, 0.7);
    }

    h1 {
        font-size: 3rem;
        margin-top: 10px;
        background: linear-gradient(to right, #ff9a00, #ff4c60);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    h2 {
        font-size: 2.5rem;
    }

    h3 {
        font-size: 2rem;
    }

    /* 段落样式 */
    p {
        margin-bottom: 15px;
        font-size: 1rem;
        color: #f0f0f0;
    }

    /* 代码块样式 */
    pre {
        background: rgba(255, 255, 255, 0.1);
        padding: 15px;
        border-radius: 8px;
        overflow: auto;
        margin-bottom: 20px;
    }

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

    /* 按钮样式 */
    button {
        background: #ff9a00;
        border: none;
        padding: 10px 20px;
        color: white;
        cursor: pointer;
        position: relative;
        overflow: hidden;
        border-radius: 5px;
        font-size: 1rem;
        transition: background 0.3s ease;
    }

    button:hover {
        background: #ff4c60;
    }

    button::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        background: rgba(255, 255, 255, 0.3);
        border-radius: 50%;
        transform: translate(-50%, -50%);
        transition: all 0.3s ease;
    }

    button:hover::before {
        width: 200%;
        height: 200%;
    }

    /* 容器样式 */
    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
    }

    /* 网格布局 */
    .grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 20px;
    }

    /* 图片样式 */
    .image-gallery {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        justify-content: center;
        margin-bottom: 20px;
    }

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

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

    /* 链接样式 */
    a {
        color: #00ffff;
        text-decoration: none;
        position: relative;
    }

    a::after {
        content: '';
        display: block;
        width: 0;
        height: 2px;
        background: #00ffff;
        transition: width 0.3s;
    }

    a:hover::after {
        width: 100%;
    }

    /* 文章样式 */
    article {
        background: rgba(255, 255, 255, 0.1);
        padding: 20px;
        border-radius: 10px;
        margin-bottom: 20px;
        box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    }

    /* 提示样式 */
    .note {
        background: rgba(255, 215, 0, 0.2);
        padding: 10px;
        border-left: 5px solid #ffd700;
        margin-bottom: 20px;
        border-radius: 5px;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        h1 {
            font-size: 2.8rem;
        }
    }

    @media (max-width: 1200px) {
        .grid {
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        }
    }

    @media (max-width: 1024px) {
        h1 {
            font-size: 2.5rem;
        }
    }

    @media (max-width: 768px) {
        h1 {
            font-size: 2rem;
        }

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

    @media (max-width: 480px) {
        h1 {
            font-size: 1.8rem;
        }

        button {
            width: 100%;
            padding: 15px;
        }
    }

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

        p {
            font-size: 0.9rem;
        }
    }

    /* 动画效果 */
    @keyframes aurora-move {
        0% { background-position: 0% 50%; }
        50% { background-position: 100% 50%; }
        100% { background-position: 0% 50%; }
    }

    .animated-background {
        background: radial-gradient(circle, rgb(255, 87, 34), transparent);
        animation: aurora-move 15s linear infinite;
    }

    /* 表格样式 */
    table {
        width: 100%;
        border-collapse: collapse;
        margin-bottom: 20px;
    }

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

    th {
        background: rgba(255, 215, 0, 0.3);
    }

    /* 图标样式 */
    .icon {
        display: inline-block;
        width: 40px;
        height: 40px;
        background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center center;
        background-size: cover;
        filter: drop-shadow(0 0 5px rgba(255, 255, 255, 0.5));
        margin-right: 10px;
    }

    /* 表单隐藏样式，避免出现输入框 */
    input, textarea, select {
        display: none;
    }