/* 基本样式重置 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Roboto', 'Open Sans', sans-serif;
        background: linear-gradient(135deg, #1A73E8, #000000);
        color: #FFFFFF;
        line-height: 1.6;
        font-size: 16px;
        overflow-x: hidden;
    }

    /* 布局 */
    .container {
        display: grid;
        grid-template-columns: 250px 1fr;
        min-height: 100vh;
    }

    .sidebar {
        background-color: #1A73E8;
        padding: 2rem 1rem;
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        overflow-y: auto;
    }

    .sidebar h1 {
        font-size: 1.5rem;
        margin-bottom: 2rem;
        text-align: center;
    }

    .sidebar nav ul {
        list-style: none;
    }

    .sidebar nav ul li {
        margin-bottom: 1.5rem;
    }

    .sidebar nav ul li a {
        color: #FFFFFF;
        text-decoration: none;
        font-size: 1.1rem;
        transition: color 0.3s ease;
    }

    .sidebar nav ul li a:hover {
        color: #FF6D00;
    }

    .main-content {
        margin-left: 250px;
        padding: 2rem;
        background: linear-gradient(135deg, #000000, #1A73E8);
    }

    .main-content h2 {
        font-size: 2rem;
        margin-bottom: 1rem;
        text-align: center;
        color: #34C759;
    }

    .main-content p {
        margin-bottom: 1rem;
        color: #FFFFFF;
    }

    /* 动态数据卡片 */
    .data-cards {
        display: flex;
        flex-wrap: wrap;
        gap: 1rem;
        margin-bottom: 2rem;
    }

    .data-card {
        background: rgba(255, 255, 255, 0.1);
        padding: 1rem;
        border-radius: 8px;
        flex: 1 1 calc(33.333% - 1rem);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

    .data-card h3 {
        margin-bottom: 0.5rem;
        color: #FF6D00;
    }

    .data-card p {
        font-size: 1.2rem;
    }

    /* 特色功能模块 */
    .features {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
        margin-bottom: 2rem;
    }

    .feature {
        background: rgba(255, 255, 255, 0.1);
        padding: 1rem;
        border-radius: 8px;
        display: flex;
        align-items: center;
    }

    .feature img {
        width: 50px;
        height: 50px;
        margin-right: 1rem;
    }

    .feature h4 {
        color: #34C759;
    }

    /* 客户评价区 */
    .testimonials {
        margin-bottom: 2rem;
    }

    .testimonial {
        background: rgba(255, 255, 255, 0.1);
        padding: 1rem;
        border-radius: 8px;
        margin-bottom: 1rem;
    }

    .testimonial p {
        font-style: italic;
    }

    .testimonial span {
        display: block;
        text-align: right;
        color: #FF6D00;
    }

    /* 示例展示 */
    .example-article {
        background: rgba(255, 255, 255, 0.1);
        padding: 1rem;
        border-radius: 8px;
        margin-bottom: 2rem;
    }

    .example-article h2 {
        color: #34C759;
        margin-bottom: 1rem;
    }

    .example-article pre {
        background: #000000;
        padding: 1rem;
        border-radius: 8px;
        overflow-x: auto;
        margin-bottom: 1rem;
    }

    .example-article code {
        color: #34C759;
        font-family: 'Courier New', Courier, monospace;
    }

    /* 按钮样式 */
    .btn {
        background-color: #34C759;
        color: #FFFFFF;
        padding: 0.75rem 1.5rem;
        border: none;
        border-radius: 4px;
        cursor: pointer;
        transition: background-color 0.3s ease, transform 0.3s ease;
        display: inline-block;
    }

    .btn:hover {
        background-color: #2BB045;
        transform: scale(1.05);
    }

    /* 提示标签 */
    .badge {
        background-color: #FF6D00;
        color: #FFFFFF;
        padding: 0.25rem 0.5rem;
        border-radius: 4px;
        font-size: 0.9rem;
    }

    /* 图片样式 */
    .images {
        display: flex;
        flex-wrap: wrap;
        gap: 1rem;
        margin-bottom: 2rem;
    }

    .images img {
        width: 100%;
        max-width: 320px;
        border-radius: 8px;
    }

    /* 微动画 */
    @keyframes button-animate {
        0% { transform: scale(1); }
        50% { transform: scale(1.1); }
        100% { transform: scale(1); }
    }

    .btn-animate {
        animation: button-animate 2s infinite;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .data-card {
            flex: 1 1 calc(33.333% - 1rem);
        }

        .features {
            grid-template-columns: 1fr 1fr;
        }
    }

    @media (max-width: 1200px) {
        .data-card {
            flex: 1 1 calc(50% - 1rem);
        }

        .features {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 1024px) {
        .sidebar {
            position: relative;
            width: 100%;
            height: auto;
        }

        .container {
            grid-template-columns: 1fr;
        }

        .main-content {
            margin-left: 0;
        }
    }

    @media (max-width: 768px) {
        .data-card {
            flex: 1 1 100%;
        }

        .features {
            grid-template-columns: 1fr;
        }
    }

    @media (max-width: 480px) {
        .sidebar h1 {
            font-size: 1.2rem;
        }

        .sidebar nav ul li a {
            font-size: 1rem;
        }

        .main-content h2 {
            font-size: 1.5rem;
        }

        .btn {
            padding: 0.5rem 1rem;
            font-size: 0.9rem;
        }
    }

    @media (max-width: 320px) {
        .sidebar nav ul li a {
            font-size: 0.9rem;
        }

        .main-content h2 {
            font-size: 1.3rem;
        }

        .btn {
            padding: 0.5rem 1rem;
            font-size: 0.8rem;
        }
    }

    /* 提示信息 */
    .reference-note {
        text-align: center;
        margin-top: 2rem;
        font-size: 1rem;
        color: #FFFFFF;
    }