/* 基本样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Inter', sans-serif;
        background: radial-gradient(circle, #1F2937, #000000);
        color: #FFFFFF;
        display: grid;
        grid-template-columns: 250px 1fr 200px;
        grid-template-rows: 60px 1fr 60px;
        grid-template-areas:
            "header header header"
            "nav main toolbar"
            "footer footer footer";
        height: 100vh;
        overflow: hidden;
    }

    /* 导航栏 */
    nav {
        grid-area: nav;
        background-color: #1F2937;
        padding: 20px;
        position: fixed;
        top: 60px;
        bottom: 60px;
        left: 0;
        width: 250px;
        overflow-y: auto;
    }

    nav h1 {
        font-family: 'Montserrat', sans-serif;
        font-weight: bold;
        font-size: 24px;
        color: #34D399;
        margin-bottom: 30px;
        text-align: center;
    }

    nav ul {
        list-style: none;
        padding: 0;
    }

    nav ul li {
        margin-bottom: 20px;
    }

    nav ul li a {
        color: #FFFFFF;
        text-decoration: none;
        font-size: 18px;
        transition: color 0.3s ease;
    }

    nav ul li a:hover {
        color: #FFC700;
    }

    /* 头部 */
    header {
        grid-area: header;
        background-color: #000000;
        display: flex;
        align-items: center;
        justify-content: center;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: 60px;
        z-index: 1000;
    }

    header h2 {
        font-family: 'Montserrat', sans-serif;
        font-weight: bold;
        font-size: 20px;
        color: #34D399;
    }

    /* 主要内容 */
    .main-content {
        grid-area: main;
        margin-left: 250px;
        margin-right: 200px;
        padding: 40px;
        overflow-y: auto;
        height: calc(100vh - 120px);
    }

    .main-content h2, .main-content h3 {
        font-family: 'Montserrat', sans-serif;
        color: #FFC700;
    }

    .main-content h2 {
        font-size: 28px;
        margin-bottom: 20px;
    }

    .main-content h3 {
        font-size: 22px;
        margin-top: 30px;
        margin-bottom: 15px;
    }

    .main-content p {
        font-family: 'Inter', sans-serif;
        font-size: 16px;
        line-height: 1.6;
        margin-bottom: 15px;
    }

    .main-content pre {
        background-color: #1F2937;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 15px;
    }

    .main-content code {
        color: #34D399;
        font-family: 'Courier New', Courier, monospace;
        font-size: 14px;
    }

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

    .main-content table, .main-content th, .main-content td {
        border: 1px solid #34D399;
    }

    .main-content th, .main-content td {
        padding: 10px;
        text-align: left;
    }

    /* 工具栏 */
    .toolbar {
        grid-area: toolbar;
        background-color: #1F2937;
        padding: 20px;
        position: fixed;
        top: 60px;
        bottom: 60px;
        right: 0;
        width: 200px;
        overflow-y: auto;
    }

    .toolbar h3 {
        font-family: 'Montserrat', sans-serif;
        font-weight: bold;
        font-size: 20px;
        color: #FFC700;
        margin-bottom: 20px;
    }

    .toolbar ul {
        list-style: none;
        padding: 0;
    }

    .toolbar ul li {
        margin-bottom: 15px;
    }

    .toolbar ul li a {
        color: #FFFFFF;
        text-decoration: none;
        font-size: 16px;
        transition: color 0.3s ease;
    }

    .toolbar ul li a:hover {
        color: #34D399;
    }

    /* 图片样式 */
    img {
        max-width: 100%;
        height: auto;
        border-radius: 5px;
        margin-bottom: 20px;
    }

    /* 按钮样式 */
    .btn {
        background-color: #1F2937;
        color: #FFFFFF;
        border: none;
        padding: 10px 20px;
        font-size: 16px;
        cursor: pointer;
        transition: background-color 0.3s ease, transform 0.3s ease;
        border-radius: 5px;
    }

    .btn:hover {
        background-color: #34D399;
        transform: scale(1.05);
    }

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

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

    /* 提示信息 */
    .reference-note {
        position: fixed;
        bottom: 10px;
        left: 50%;
        transform: translateX(-50%);
        background-color: rgba(31, 41, 55, 0.8);
        color: #FFFFFF;
        padding: 10px 20px;
        border-radius: 20px;
        font-size: 14px;
        font-family: 'Inter', sans-serif;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .main-content {
            margin-right: 180px;
        }
        .toolbar {
            width: 180px;
        }
    }

    @media (max-width: 1200px) {
        body {
            grid-template-columns: 200px 1fr 150px;
        }
        nav {
            width: 200px;
        }
        .toolbar {
            width: 150px;
        }
        .main-content {
            margin-left: 200px;
            margin-right: 150px;
            padding: 30px;
        }
    }

    @media (max-width: 1024px) {
        body {
            grid-template-columns: 1fr;
            grid-template-areas:
                "header"
                "main"
                "footer";
        }
        nav, .toolbar {
            display: none;
        }
        .main-content {
            margin: 0;
            padding: 20px;
        }
    }

    @media (max-width: 768px) {
        .main-content {
            padding: 15px;
        }
    }

    @media (max-width: 480px) {
        header h2 {
            font-size: 18px;
        }
        nav ul li a, .toolbar ul li a {
            font-size: 16px;
        }
        .main-content h2 {
            font-size: 24px;
        }
        .main-content h3 {
            font-size: 20px;
        }
        .main-content p, .main-content code {
            font-size: 14px;
        }
        .btn {
            padding: 8px 16px;
            font-size: 14px;
        }
    }

    @media (max-width: 320px) {
        header h2 {
            font-size: 16px;
        }
        nav ul li a, .toolbar ul li a {
            font-size: 14px;
        }
        .main-content h2 {
            font-size: 20px;
        }
        .main-content h3 {
            font-size: 18px;
        }
        .main-content p, .main-content code {
            font-size: 12px;
        }
        .btn {
            padding: 6px 12px;
            font-size: 12px;
        }
    }

    /* 网格布局 */
    .grid-container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
        gap: 20px;
    }

    .grid-item {
        background-color: rgba(255, 255, 255, 0.1);
        padding: 15px;
        border-radius: 10px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .grid-item:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 12px rgba(0,0,0,0.2);
    }

    /* 代码块样式 */
    pre code {
        display: block;
        white-space: pre-wrap;
        word-wrap: break-word;
    }

    /* 图标样式 */
    .icon {
        width: 30px;
        height: 30px;
        fill: #FFFFFF;
        filter: drop-shadow(0 0 5px #34D399);
    }

    /* 背景纹理 */
    .background-texture {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-image: url('https://images.gptkong.com/demo/sample5.png');
        background-repeat: repeat;
        opacity: 0.1;
        z-index: -1;
    }