/* 基本重置 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    /* 字体导入 */
    @import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@700&family=Roboto+Mono&display=swap');

    body {
        font-family: 'Roboto Mono', monospace;
        background: linear-gradient(135deg, #0a0a0a, #2c2f4e, #0a0a0a);
        color: #ffffff;
        line-height: 1.6;
        padding: 20px;
    }

    h1, h2, h3 {
        font-family: 'Orbitron', sans-serif;
        color: #a29bfe;
        margin-bottom: 20px;
    }

    h1 {
        font-size: 2.5rem;
        text-align: center;
        margin-top: 20px;
    }

    h2 {
        font-size: 2rem;
        margin-top: 40px;
    }

    h3 {
        font-size: 1.75rem;
        margin-top: 30px;
    }

    p {
        margin-bottom: 20px;
        font-size: 1rem;
        color: #dfe6e9;
    }

    pre {
        background: #2d3436;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 20px;
    }

    code {
        font-family: 'Roboto Mono', monospace;
        color: #00cec9;
    }

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

    th, td {
        border: 1px solid #636e72;
        padding: 10px;
        text-align: left;
    }

    th {
        background: #00cec9;
        color: #2d3436;
    }

    a {
        color: #74b9ff;
        text-decoration: none;
        position: relative;
    }

    a::after {
        content: '';
        display: block;
        width: 0;
        height: 2px;
        background: #74b9ff;
        transition: width 0.3s;
    }

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

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

    .grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 20px;
        margin-top: 40px;
    }

    .card {
        background: #2d3436;
        border-radius: 10px;
        overflow: hidden;
        box-shadow: 0 4px 6px rgba(0,0,0,0.3);
        transition: transform 0.3s, box-shadow 0.3s;
    }

    .card:hover {
        transform: translateY(-10px);
        box-shadow: 0 10px 15px rgba(0,0,0,0.5);
    }

    .card img {
        width: 100%;
        height: 200px;
        object-fit: cover;
    }

    .card-body {
        padding: 15px;
    }

    .card-title {
        font-size: 1.25rem;
        margin-bottom: 10px;
        color: #fab1a0;
    }

    .card-description {
        font-size: 0.95rem;
        color: #b2bec3;
    }

    /* 导航栏样式 */
    .nav {
        display: flex;
        justify-content: center;
        gap: 30px;
        margin-top: 20px;
    }

    .nav a {
        font-size: 1rem;
        transition: color 0.3s;
    }

    .nav a:hover {
        color: #00cec9;
    }

    /* 按钮样式 */
    .btn {
        display: inline-block;
        padding: 10px 20px;
        background: #00cec9;
        color: #2d3436;
        border: none;
        border-radius: 5px;
        cursor: pointer;
        transition: background 0.3s, transform 0.3s;
        text-decoration: none;
        font-size: 1rem;
    }

    .btn:hover {
        background: #81ecec;
        transform: scale(1.05);
    }

    /* 代码块样式 */
    .code-block {
        background: #2d3436;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 20px;
    }

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

    th, td {
        border: 1px solid #636e72;
        padding: 10px;
        text-align: left;
    }

    th {
        background: #00cec9;
        color: #2d3436;
    }

    /* 响应式设计 */
    @media (max-width: 768px) {
        h1 {
            font-size: 2rem;
        }

        h2 {
            font-size: 1.75rem;
        }

        h3 {
            font-size: 1.5rem;
        }

        .nav {
            flex-direction: column;
            gap: 15px;
        }

        .card img {
            height: 150px;
        }
    }

    @media (max-width: 480px) {
        body {
            padding: 10px;
        }

        .card img {
            height: 120px;
        }

        .btn {
            padding: 8px 16px;
            font-size: 0.9rem;
        }
    }

    /* 动效 */
    .fade-in {
        opacity: 0;
        animation: fadeIn 2s forwards;
    }

    @keyframes fadeIn {
        to {
            opacity: 1;
        }
    }

    .slide-up {
        transform: translateY(20px);
        opacity: 0;
        animation: slideUp 1s forwards;
    }

    @keyframes slideUp {
        to {
            transform: translateY(0);
            opacity: 1;
        }
    }

    /* 提示信息样式 */
    .reference-note {
        text-align: center;
        font-size: 1.2rem;
        margin-top: 40px;
        color: #ffeaa7;
    }