/* 全局样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    body {
        font-family: 'Roboto', sans-serif;
        background: radial-gradient(circle at top center, #0A1A3E, #6C5DD3);
        color: #fff;
        line-height: 1.6;
        overflow-x: hidden;
    }
    h1, h2, h3, h4 {
        font-family: 'Dancing Script', cursive;
        color: #FFC947;
        text-shadow: 2px 2px 5px rgba(0,0,0,0.3);
    }
    h1 {
        font-size: 48px;
        margin-bottom: 20px;
    }
    h2 {
        font-size: 36px;
        margin-bottom: 15px;
    }
    h3 {
        font-size: 28px;
        margin-bottom: 10px;
    }
    h4 {
        font-size: 22px;
        margin-bottom: 8px;
    }
    p {
        font-size: 16px;
        color: #e0e0e0;
        margin-bottom: 15px;
    }
    a {
        color: #FFC947;
        text-decoration: none;
    }
    a:hover {
        text-decoration: underline;
    }
    /* 容器与网格系统 */
    .container {
        width: 90%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 40px 0;
    }
    .grid-container {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        gap: 20px;
    }
    .grid-item {
        background: rgba(255, 255, 255, 0.1);
        border-radius: 15px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.3);
        padding: 20px;
        flex: 1 1 calc(33.33% - 40px);
        transition: transform 0.3s, box-shadow 0.3s;
    }
    .grid-item:hover {
        transform: translateY(-10px);
        box-shadow: 0 8px 25px rgba(0,0,0,0.5);
    }
    /* 响应式设计 */
    @media (max-width: 1440px) {
        .grid-item {
            flex: 1 1 calc(33.33% - 40px);
        }
    }
    @media (max-width: 1200px) {
        .grid-item {
            flex: 1 1 calc(50% - 40px);
        }
    }
    @media (max-width: 768px) {
        .grid-item {
            flex: 1 1 100%;
        }
    }
    /* 卡片样式 */
    .card {
        background-color: rgba(255, 255, 255, 0.2);
        border-radius: 10px;
        padding: 15px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    .card:hover {
        transform: scale(1.05);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }
    /* 按钮样式 */
    .btn {
        display: inline-block;
        padding: 10px 20px;
        background: #FFC947;
        color: #0A1A3E;
        border: none;
        border-radius: 25px;
        cursor: pointer;
        transition: background 0.3s, transform 0.3s;
    }
    .btn:hover {
        background: #e0b33c;
        transform: scale(1.05);
    }
    /* 表格样式 */
    table {
        width: 100%;
        border-collapse: collapse;
        margin: 20px 0;
    }
    table, th, td {
        border: 1px solid #FFC947;
    }
    th, td {
        padding: 12px;
        text-align: left;
    }
    th {
        background: #6C5DD3;
    }
    /* 代码块样式 */
    pre {
        background: rgba(0, 0, 0, 0.7);
        padding: 15px;
        border-radius: 10px;
        overflow-x: auto;
        margin-bottom: 20px;
    }
    code {
        color: #FFC947;
        font-family: 'Courier New', Courier, monospace;
    }
    /* 示例展示样式 */
    .example-section {
        background: rgba(255, 255, 255, 0.1);
        padding: 30px;
        border-radius: 15px;
        box-shadow: 0 4px 15px rgba(0,0,0,0.3);
        margin-top: 40px;
    }
    .example-section h2::before {
        content: '示例展示';
        display: block;
        font-size: 20px;
        color: #FFC947;
        margin-bottom: 10px;
    }
    /* 背景动画 */
    @keyframes aurora-move {
        0% {background-position: 0% 50%;}
        50% {background-position: 100% 50%;}
        100% {background-position: 0% 50%;}
    }
    .animated-background {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: radial-gradient(circle, rgb(255, 87, 34), transparent);
        animation: aurora-move 15s linear infinite;
        z-index: -1;
    }
    /* 图片样式 */
    .decorative-images {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 20px;
    }
    .decorative-images img {
        width: 100px;
        height: 100px;
        object-fit: cover;
        border-radius: 10px;
    }
    /* 参考提示 */
    .reference-note {
        text-align: center;
        font-size: 18px;
        margin-top: 30px;
        color: #FFC947;
        font-weight: bold;
    }