/* 全局样式 */
    body {
        margin: 0;
        padding: 0;
        font-family: 'Roboto', 'Montserrat', sans-serif;
        color: #C0C0C0;
        background: linear-gradient(135deg, #0A1F44, #6E3CBC);
        overflow-x: hidden;
    }

    /* 头部样式 */
    header {
        position: fixed;
        width: 100%;
        top: 0;
        left: 0;
        background: rgba(10, 31, 68, 0.8);
        padding: 20px 40px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        z-index: 1000;
        transition: background 0.3s ease;
    }

    header.transparent {
        background: transparent;
    }

    header h1 {
        font-size: 24px;
        color: #FFFFFF;
        margin: 0;
    }

    nav a {
        color: #C0C0C0;
        text-decoration: none;
        margin: 0 15px;
        transition: color 0.3s ease;
    }

    nav a:hover {
        color: #39FF14;
    }

    /* Hero部分样式 */
    .hero {
        height: 100vh;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
        background: url('https://images.gptkong.com/demo/sample1.png') no-repeat center center/cover;
        position: relative;
    }

    .hero::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(10, 31, 68, 0.7);
    }

    .hero-content {
        position: relative;
        z-index: 1;
    }

    .hero h2 {
        font-size: 48px;
        background: linear-gradient(90deg, #39FF14, #6E3CBC);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        margin-bottom: 20px;
        animation: fadeInDown 1s ease;
    }

    .hero p {
        font-size: 18px;
        max-width: 600px;
        margin: 0 auto 40px;
        line-height: 1.6;
        animation: fadeInUp 1s ease;
    }

    .hero .button {
        background-color: #6E3CBC;
        color: #FFFFFF;
        border: none;
        padding: 15px 30px;
        font-size: 16px;
        cursor: pointer;
        border-radius: 5px;
        transition: transform 0.3s ease, background-color 0.3s ease;
    }

    .hero .button:hover {
        transform: scale(1.1);
        background-color: #39FF14;
    }

    /* 内容模块样式 */
    section {
        padding: 100px 40px;
        position: relative;
    }

    .section-title {
        text-align: center;
        font-size: 32px;
        margin-bottom: 50px;
        color: #FFFFFF;
    }

    .content-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 20px;
    }

    .content-card {
        background: rgba(255, 255, 255, 0.1);
        padding: 20px;
        border-radius: 10px;
        position: relative;
        overflow: hidden;
        transition: transform 0.3s ease;
    }

    .content-card:hover {
        transform: scale(1.05);
    }

    .content-card img {
        width: 100%;
        height: auto;
        border-radius: 5px;
    }

    .content-card h3 {
        margin-top: 15px;
        font-size: 24px;
        color: #39FF14;
    }

    .content-card p {
        margin-top: 10px;
        line-height: 1.6;
    }

    /* 示例数据展示样式 */
    .example-section {
        background: linear-gradient(135deg, #6E3CBC, #0A1F44);
        padding: 80px 40px;
    }

    .example-section h2 {
        text-align: center;
        color: #FFFFFF;
        margin-bottom: 40px;
    }

    .example-content {
        max-width: 800px;
        margin: 0 auto;
        background: rgba(255, 255, 255, 0.1);
        padding: 30px;
        border-radius: 10px;
    }

    .example-content code {
        display: block;
        background: #0A1F44;
        color: #39FF14;
        padding: 10px;
        border-radius: 5px;
        overflow-x: auto;
        margin: 10px 0;
    }

    /* Footer样式 */
    footer {
        background: rgba(10, 31, 68, 0.9);
        color: #C0C0C0;
        text-align: center;
        padding: 20px 40px;
    }

    footer a {
        color: #39FF14;
        text-decoration: none;
        margin: 0 10px;
    }

    footer a:hover {
        text-decoration: underline;
    }

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

    @keyframes fadeInUp {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @media (max-width: 768px) {
        .hero h2 {
            font-size: 32px;
        }

        .hero p {
            font-size: 16px;
        }

        header {
            padding: 15px 20px;
        }

        nav a {
            margin: 0 10px;
            font-size: 14px;
        }

        .section-title {
            font-size: 28px;
        }

        .content-card h3 {
            font-size: 20px;
        }
    }

    @media (max-width: 480px) {
        .hero h2 {
            font-size: 24px;
        }

        .hero p {
            font-size: 14px;
        }

        header h1 {
            font-size: 20px;
        }

        nav a {
            margin: 0 5px;
            font-size: 12px;
        }

        .section-title {
            font-size: 24px;
        }

        .content-card h3 {
            font-size: 18px;
        }
    }