/* 全局样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Noto Sans', sans-serif;
        background: linear-gradient(135deg, #1e215d, #743ad5);
        color: #ffffff;
    }

    h1, h2, h3, h4, h5, h6 {
        font-family: 'Roboto', sans-serif;
        color: #ffffff;
    }

    p, ul, li, pre, code {
        font-family: 'Noto Sans', sans-serif;
        line-height: 1.6;
    }

    a {
        color: #ff9800;
        text-decoration: none;
    }

    a[rel="nofollow"] {
        /* 内部链接不显示样式变化 */
    }

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

    /* 网格布局 */
    .grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }

    /* 卡片样式 */
    .card {
        background: #ffffff;
        color: #333333;
        border-radius: 12px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        overflow: hidden;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .card:hover {
        transform: scale(1.05);
        box-shadow: 0 8px 12px rgba(0,0,0,0.2);
    }

    .card img {
        width: 100%;
        height: auto;
        display: block;
    }

    .card-content {
        padding: 16px;
    }

    .card-title {
        font-size: 1.5rem;
        margin-bottom: 8px;
        background: -webkit-linear-gradient(#ff9800, #ffeb3b);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
    }

    .card-description {
        font-size: 1rem;
        margin-bottom: 12px;
    }

    .card-tags {
        list-style: none;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }

    .card-tags li {
        background: #ff9800;
        padding: 4px 8px;
        border-radius: 4px;
        font-size: 0.8rem;
        color: #ffffff;
    }

    .card-action {
        text-align: right;
    }

    .card-action a {
        background: #1e215d;
        color: #ffffff;
        padding: 8px 16px;
        border-radius: 8px;
        transition: background 0.3s ease;
        display: inline-block;
    }

    .card-action a:hover {
        background: #743ad5;
    }

    /* 文章样式 */
    article {
        background: rgba(255, 255, 255, 0.1);
        padding: 24px;
        border-radius: 12px;
        box-shadow: inset 0 4px 6px rgba(0,0,0,0.1);
        margin-bottom: 40px;
    }

    article h2 {
        font-size: 2rem;
        margin-bottom: 16px;
    }

    article h3 {
        font-size: 1.5rem;
        margin-top: 24px;
        margin-bottom: 12px;
    }

    article p {
        margin-bottom: 16px;
    }

    article ul {
        margin-bottom: 16px;
        padding-left: 20px;
    }

    article pre {
        background: #333333;
        padding: 16px;
        border-radius: 8px;
        overflow-x: auto;
    }

    article code {
        font-family: 'Courier New', monospace;
        color: #ffeb3b;
    }

    /* 加载动画 */
    .loader {
        border: 4px solid #f3f3f3;
        border-top: 4px solid #3498db;
        border-radius: 50%;
        width: 40px;
        height: 40px;
        animation: spin 1s linear infinite;
        margin: auto;
    }

    @keyframes spin {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
    }

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

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

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .container {
            max-width: 1000px;
        }
    }

    @media (max-width: 1200px) {
        .container {
            max-width: 90%;
        }
    }

    @media (max-width: 1024px) {
        .grid {
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        }
    }

    @media (max-width: 768px) {
        .grid {
            grid-template-columns: 1fr;
        }

        .card {
            margin: 8px 0;
        }
    }

    @media (max-width: 480px) {
        article {
            padding: 16px;
        }

        .card-content {
            padding: 12px;
        }
    }

    @media (max-width: 320px) {
        h2 {
            font-size: 1.5rem;
        }

        .card-title {
            font-size: 1.2rem;
        }
    }