/* 基本样式 */
    body {
        margin: 0;
        padding: 0;
        background: linear-gradient(135deg, #000046, #1cb5e0);
        color: #ffffff;
        font-family: 'Inter', sans-serif;
        background-size: cover;
        background-attachment: fixed;
    }

    /* 标题样式 */
    h1, h2, h3 {
        font-family: 'Roboto Mono', monospace;
        font-weight: bold;
        color: #00ff99;
        text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    }

    h1 {
        font-size: 2.5em;
        margin-bottom: 20px;
    }

    h2 {
        font-size: 2em;
        margin-top: 40px;
        margin-bottom: 15px;
    }

    h3 {
        font-size: 1.5em;
        margin-top: 30px;
        margin-bottom: 10px;
    }

    /* 段落样式 */
    p {
        font-family: 'Inter', sans-serif;
        line-height: 1.6;
        letter-spacing: 0.5px;
        font-size: 1em;
        margin-bottom: 20px;
    }

    /* 链接样式 */
    a {
        color: #ff4081;
        text-decoration: none;
    }

    a:hover {
        text-decoration: underline;
    }

    /* 容器与网格布局 */
    .container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
        padding: 40px;
        max-width: 1200px;
        margin: 0 auto;
    }

    .item {
        background: rgba(255, 255, 255, 0.1);
        border-radius: 10px;
        padding: 20px;
        text-align: center;
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
        backdrop-filter: blur(5px);
        -webkit-backdrop-filter: blur(5px);
    }

    /* 按钮样式 */
    button {
        background-color: #00ff99;
        color: #000000;
        border: none;
        padding: 10px 20px;
        border-radius: 5px;
        cursor: pointer;
        transition: all 0.3s ease;
        font-family: 'Inter', sans-serif;
        font-size: 1em;
    }

    button:hover {
        transform: scale(1.1);
        background-color: #00cc66;
    }

    /* 代码块样式 */
    pre {
        background: rgba(0, 0, 0, 0.7);
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        font-family: 'Roboto Mono', monospace;
        font-size: 0.9em;
        margin-bottom: 20px;
    }

    code {
        color: #ffab00;
    }

    /* 图片样式 */
    img {
        width: 100%;
        height: auto;
        border-radius: 10px;
    }

    /* 示例展示样式 */
    .example-display {
        background: rgba(255, 255, 255, 0.1);
        border: 2px dashed #ff4081;
        padding: 20px;
        border-radius: 10px;
        margin-top: 40px;
    }

    .example-display h2 {
        color: #ff4081;
    }

    /* 提示信息样式 */
    .hint {
        text-align: center;
        font-size: 1.2em;
        margin: 30px 0;
        color: #ffffff;
        animation: aurora-move 15s linear infinite;
    }

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

    .hint {
        background: radial-gradient(circle, rgb(255, 87, 34), transparent);
        background-size: 400% 400%;
        animation: aurora-move 15s linear infinite;
        padding: 10px;
        border-radius: 5px;
    }

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

    @media (max-width: 1200px) {
        h1 {
            font-size: 2.2em;
        }
        h2 {
            font-size: 1.8em;
        }
        h3 {
            font-size: 1.3em;
        }
    }

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

    @media (max-width: 768px) {
        .container {
            grid-template-columns: 1fr;
            padding: 15px;
        }
        h1 {
            font-size: 2em;
        }
        .hint {
            font-size: 1em;
        }
    }

    @media (max-width: 480px) {
        h1 {
            font-size: 1.8em;
        }
        h2 {
            font-size: 1.5em;
        }
        h3 {
            font-size: 1.1em;
        }
        p {
            font-size: 0.9em;
        }
    }

    @media (max-width: 320px) {
        .container {
            padding: 10px;
        }
        h1 {
            font-size: 1.5em;
        }
        .hint {
            font-size: 0.9em;
        }
    }