/* 全局样式 */
    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Poppins', sans-serif;
        background: linear-gradient(135deg, #63B4FF, #D87CEC);
        color: #333;
        line-height: 1.6;
    }

    a {
        text-decoration: none;
        color: inherit;
        rel: nofollow;
    }

    /* 导航栏 */
    .navbar {
        position: fixed;
        top: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.2);
        backdrop-filter: blur(10px);
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 10px 20px;
        z-index: 1000;
    }

    .navbar .logo {
        font-size: 1.5rem;
        font-weight: bold;
        color: #FFFFFF;
    }

    .navbar ul {
        list-style: none;
        display: flex;
    }

    .navbar ul li {
        margin-left: 20px;
    }

    .navbar ul li a {
        color: #FFFFFF;
        font-weight: 500;
        transition: color 0.3s ease;
    }

    .navbar ul li a:hover {
        color: #FFA07A;
    }

    /* 主页部分 */
    .hero {
        height: 100vh;
        background: url('https://images.gptkong.com/demo/sample1.png') center center/cover no-repeat;
        display: flex;
        justify-content: center;
        align-items: center;
        position: relative;
        animation: aurora-move 15s linear infinite;
    }

    .hero::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: radial-gradient(circle, rgba(255, 87, 34, 0.3), transparent);
        z-index: 1;
    }

    .hero-content {
        position: relative;
        z-index: 2;
        text-align: center;
        color: #FFFFFF;
    }

    .hero-content h1 {
        font-size: 3rem;
        margin-bottom: 20px;
        color: #FFA07A;
    }

    .hero-content p {
        font-size: 1.2rem;
        max-width: 600px;
        margin: 0 auto 30px;
    }

    .hero-content .cta-button {
        background: #63B4FF;
        padding: 10px 30px;
        border: none;
        border-radius: 25px;
        color: #FFFFFF;
        font-size: 1rem;
        cursor: pointer;
        transition: background 0.3s ease, transform 0.3s ease;
        position: relative;
        overflow: hidden;
    }

    .hero-content .cta-button:hover {
        background: #D87CEC;
        transform: scale(1.05);
    }

    .hero-content .cta-button::after {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        background: rgba(255, 255, 255, 0.5);
        border-radius: 50%;
        transform: translate(-50%, -50%);
        animation: ripple-effect 0.5s ease-out;
        opacity: 0;
    }

    /* 功能模块 */
    .features {
        padding: 100px 20px;
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
        gap: 20px;
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
    }

    .feature-card {
        background: rgba(255, 255, 255, 0.2);
        border-radius: 15px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        backdrop-filter: blur(10px);
        padding: 20px;
        width: 300px;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        position: relative;
    }

    .feature-card:hover {
        transform: scale(1.05);
        box-shadow: 0 15px 25px rgba(0, 0, 0, 0.2);
    }

    .feature-card img {
        width: 60px;
        height: 60px;
        margin-bottom: 15px;
    }

    .feature-card h3 {
        margin-bottom: 10px;
        color: #FFA07A;
    }

    .feature-card p {
        color: #FFFFFF;
    }

    /* 示例展示部分 */
    .example-section {
        padding: 50px 20px;
        background: linear-gradient(135deg, #D87CEC, #63B4FF);
    }

    .example-section h2 {
        text-align: center;
        margin-bottom: 30px;
        color: #FFFFFF;
    }

    .example-section article {
        background: rgba(255, 255, 255, 0.2);
        border-radius: 15px;
        padding: 20px;
        max-width: 800px;
        margin: 0 auto;
        color: #FFFFFF;
        backdrop-filter: blur(10px);
    }

    .example-section pre {
        background: rgba(0, 0, 0, 0.7);
        padding: 15px;
        border-radius: 10px;
        overflow-x: auto;
        margin: 10px 0;
    }

    .example-section code {
        font-family: 'Courier New', Courier, monospace;
        color: #FFD700;
    }

    /* 底部 */
    .footer {
        padding: 20px;
        background: rgba(0, 0, 0, 0.8);
        color: #FFFFFF;
        text-align: center;
    }

    /* 提示信息 */
    .reference-note {
        position: fixed;
        bottom: 10px;
        right: 10px;
        background: rgba(255, 255, 255, 0.3);
        padding: 10px 15px;
        border-radius: 20px;
        color: #FFFFFF;
        backdrop-filter: blur(5px);
        font-size: 0.9rem;
    }

    /* 动画 */
    @keyframes ripple-effect {
        from {
            width: 0;
            height: 0;
            opacity: 0.5;
        }
        to {
            width: 200%;
            height: 200%;
            opacity: 0;
        }
    }

    @keyframes aurora-move {
        0% {
            background-position: 0% 50%;
        }
        50% {
            background-position: 100% 50%;
        }
        100% {
            background-position: 0% 50%;
        }
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .hero-content h1 {
            font-size: 2.5rem;
        }

        .hero-content p {
            font-size: 1rem;
        }

        .feature-card {
            width: 45%;
        }
    }

    @media (max-width: 1200px) {
        .feature-card {
            width: 45%;
        }
    }

    @media (max-width: 1024px) {
        .navbar ul {
            display: none;
        }

        .navbar .menu-icon {
            display: block;
            cursor: pointer;
        }

        .features {
            flex-direction: column;
            align-items: center;
        }

        .feature-card {
            width: 80%;
        }
    }

    @media (max-width: 768px) {
        .hero-content h1 {
            font-size: 2rem;
        }

        .hero-content p {
            font-size: 0.9rem;
        }

        .feature-card {
            width: 100%;
            padding: 15px;
        }

        .navbar ul {
            flex-direction: column;
            background: rgba(0, 0, 0, 0.8);
            position: absolute;
            top: 60px;
            right: 20px;
            width: 150px;
            display: none;
        }

        .navbar ul.active {
            display: flex;
        }

        .navbar ul li {
            margin: 10px 0;
        }
    }

    @media (max-width: 480px) {
        .hero-content h1 {
            font-size: 1.5rem;
        }

        .hero-content p {
            font-size: 0.8rem;
        }

        .example-section article {
            padding: 15px;
        }

        .footer {
            font-size: 0.8rem;
        }
    }

    @media (max-width: 320px) {
        .hero-content h1 {
            font-size: 1.2rem;
        }

        .hero-content p {
            font-size: 0.7rem;
        }

        .cta-button {
            padding: 8px 20px;
            font-size: 0.8rem;
        }
    }