/* 基础样式 */
    body {
        margin: 0;
        padding: 0;
        background: linear-gradient(135deg, #0F172A, #6366F1);
        color: #FFFFFF;
        font-family: 'Open Sans', sans-serif;
        line-height: 1.6;
    }

    h1, h2, h3, h4 {
        font-family: 'Space Grotesk', sans-serif;
        color: #FFC107;
    }

    a {
        color: #34D399;
        text-decoration: none;
        rel: "nofollow";
    }

    a:hover {
        text-decoration: underline;
    }

    /* 全屏布局 */
    .full-screen {
        width: 100%;
        height: 100vh;
        position: relative;
        overflow: hidden;
    }

    /* 粒子动画 */
    .particles {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: transparent;
        pointer-events: none;
        z-index: 1;
    }

    /* 网格系统 */
    .container {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 20px;
        padding: 60px 20px;
        z-index: 2;
        position: relative;
    }

    /* 卡片样式 */
    .card {
        background: rgba(255, 255, 255, 0.1);
        padding: 20px;
        border-radius: 10px;
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
        backdrop-filter: blur(5px);
        -webkit-backdrop-filter: blur(5px);
    }

    /* 按钮样式 */
    .btn {
        display: inline-block;
        padding: 10px 20px;
        background-color: #34D399;
        color: #0F172A;
        border-radius: 5px;
        transition: background-color 0.3s ease;
    }

    .btn:hover {
        background-color: #2bb89d;
    }

    /* 动画效果 */
    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .animate {
        opacity: 0;
        animation: fadeInUp 1s forwards;
    }

    /* 示例数据展示 */
    .example-data {
        background: rgba(255, 255, 255, 0.1);
        padding: 20px;
        border-radius: 10px;
        margin-top: 40px;
    }

    .example-data pre {
        background: #1E293B;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
    }

    .example-data code {
        color: #34D399;
        font-family: 'Courier New', Courier, monospace;
    }

    /* 表格样式 */
    table {
        width: 100%;
        border-collapse: collapse;
        margin: 20px 0;
    }

    table, th, td {
        border: 1px solid #34D399;
    }

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

    th {
        background-color: #6366F1;
    }

    /* 响应式图片 */
    img {
        width: 100%;
        height: auto;
        border-radius: 10px;
    }

    /* 进度条 */
    .progress-circle {
        position: relative;
        width: 100px;
        height: 100px;
        border-radius: 50%;
        background: conic-gradient(#34D399 0% 70%, #0F172A 70% 100%);
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 20px auto;
    }

    .progress-circle::before {
        content: '';
        position: absolute;
        width: 80px;
        height: 80px;
        background: #0F172A;
        border-radius: 50%;
    }

    /* 表单隐藏 */
    input, textarea {
        display: none;
    }

    /* 响应式媒体查询 */
    @media (max-width: 320px) {
        .container {
            padding: 20px 10px;
        }

        h1 {
            font-size: 24px;
        }

        .btn {
            padding: 8px 16px;
            font-size: 14px;
        }
    }

    @media (max-width: 480px) {
        h1 {
            font-size: 28px;
        }

        .btn {
            padding: 10px 20px;
            font-size: 16px;
        }
    }

    @media (max-width: 768px) {
        .container {
            padding: 40px 20px;
        }

        h1 {
            font-size: 32px;
        }
    }

    @media (max-width: 1024px) {
        .container {
            padding: 50px 40px;
        }

        h1 {
            font-size: 36px;
        }
    }

    @media (max-width: 1200px) {
        .container {
            padding: 60px 60px;
        }
    }

    @media (min-width: 1440px) {
        .container {
            max-width: 1200px;
            margin: 0 auto;
        }

        h1 {
            font-size: 48px;
        }
    }