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

    html, body {
        width: 100%;
        height: 100%;
        font-family: 'Roboto', sans-serif;
        overflow-x: hidden;
    }

    body {
        background: radial-gradient(circle, rgb(10, 31, 68), transparent);
        color: #FFFFFF;
        line-height: 1.6;
    }

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

    /* 背景动态效果 */
    .background-animation {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: radial-gradient(circle, rgb(255, 87, 34), transparent);
        animation: aurora-move 15s linear infinite;
        z-index: -1;
    }

    /* 容器布局 */
    .container {
        width: 90%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
    }

    /* 头部样式 */
    header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px 0;
    }

    header .logo {
        font-size: 1.5rem;
        font-weight: bold;
        color: #00FF7F;
    }

    nav ul {
        list-style: none;
        display: flex;
        gap: 15px;
    }

    nav ul li a {
        text-decoration: none;
        color: #FFFFFF;
        font-weight: 500;
        transition: color 0.3s ease;
    }

    nav ul li a:hover {
        color: #8A2BE2;
    }

    /* 主要内容区域 */
    main {
        padding: 40px 0;
    }

    .section {
        min-height: 100vh;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 60px 20px;
        background: linear-gradient(135deg, #0A1F44, #8A2BE2);
        border-radius: 15px;
        margin-bottom: 40px;
        position: relative;
        overflow: hidden;
    }

    .section:nth-child(even) {
        background: linear-gradient(135deg, #8A2BE2, #0A1F44);
    }

    .section h2 {
        font-size: 2.5rem;
        margin-bottom: 20px;
        color: #00FF7F;
        text-align: center;
        animation: fadeInDown 1s ease-out;
    }

    .section p {
        max-width: 800px;
        text-align: center;
        font-size: 1.1rem;
        margin-bottom: 20px;
    }

    .section img {
        width: 320px;
        height: 320px;
        object-fit: cover;
        border-radius: 10px;
        margin: 10px;
        transition: transform 0.3s ease;
    }

    .section img:hover {
        transform: scale(1.05);
    }

    /* 按钮样式 */
    .button {
        display: inline-block;
        padding: 12px 30px;
        background-color: #00FF7F;
        color: #0A1F44;
        text-decoration: none;
        font-weight: bold;
        border-radius: 25px;
        transition: background-color 0.3s ease, transform 0.3s ease;
    }

    .button:hover {
        background-color: #8A2BE2;
        transform: translateY(-5px);
    }

    /* 代码展示样式 */
    pre {
        background-color: rgba(255, 255, 255, 0.1);
        padding: 20px;
        border-radius: 10px;
        overflow-x: auto;
        max-width: 100%;
        margin-bottom: 20px;
    }

    code {
        color: #00FF7F;
        font-family: 'Courier New', Courier, monospace;
        font-size: 1rem;
    }

    /* 示例展示区 */
    .example-display {
        background: rgba(10, 31, 68, 0.8);
        padding: 30px;
        border-radius: 15px;
        margin-top: 40px;
    }

    .example-display h3 {
        font-size: 2rem;
        color: #FF5722;
        margin-bottom: 15px;
        text-align: center;
    }

    .example-display article {
        max-width: 1000px;
        margin: 0 auto;
    }

    .example-display article h2 {
        font-size: 2rem;
        margin-bottom: 10px;
        color: #00FF7F;
    }

    .example-display article h3 {
        font-size: 1.5rem;
        margin: 20px 0 10px;
        color: #FFFFFF;
    }

    .example-display article p {
        margin-bottom: 15px;
        font-size: 1rem;
        color: #EEEEEE;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .section h2 {
            font-size: 2.2rem;
        }

        .section p {
            font-size: 1rem;
        }
    }

    @media (max-width: 1200px) {
        .container {
            width: 95%;
        }

        .section img {
            width: 280px;
            height: 280px;
        }
    }

    @media (max-width: 1024px) {
        header {
            flex-direction: column;
            gap: 20px;
        }

        nav ul {
            flex-direction: column;
            align-items: center;
        }

        .section {
            padding: 40px 10px;
        }
    }

    @media (max-width: 768px) {
        .section h2 {
            font-size: 2rem;
        }

        .button {
            padding: 10px 25px;
            font-size: 0.9rem;
        }
    }

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

        nav ul li a {
            font-size: 0.9rem;
        }

        .section img {
            width: 240px;
            height: 240px;
        }

        .section h2 {
            font-size: 1.8rem;
        }

        .section p {
            font-size: 0.9rem;
        }
    }

    @media (max-width: 320px) {
        .section img {
            width: 200px;
            height: 200px;
        }

        .section h2 {
            font-size: 1.5rem;
        }

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

    /* 额外视觉效果 */
    .dynamic-elements {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        z-index: -2;
        background: url('https://images.gptkong.com/demo/sample3.png') no-repeat center center;
        background-size: cover;
        opacity: 0.3;
        animation: moveBackground 20s linear infinite;
    }

    @keyframes moveBackground {
        0% { transform: translate(0, 0); }
        50% { transform: translate(50px, 50px); }
        100% { transform: translate(0, 0); }
    }

    /* 提示信息样式 */
    .footer-note {
        text-align: center;
        padding: 20px;
        font-size: 1rem;
        color: #FFFFFF;
        background: rgba(0, 0, 0, 0.5);
    }

    /* 按钮动态效果 */
    .button-animated {
        position: relative;
        overflow: hidden;
    }

    .button-animated::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 300%;
        height: 300%;
        background: rgba(255, 255, 255, 0.1);
        transform: translate(-50%, -50%) rotate(45deg);
        transition: all 0.5s ease;
    }

    .button-animated:hover::before {
        width: 0;
        height: 0;
        opacity: 0;
    }

    /* 链接样式 */
    a {
        color: #00FF7F;
        text-decoration: none;
        transition: color 0.3s ease;
    }

    a:hover {
        color: #FF5722;
    }

    /* 卡片布局 */
    .card {
        background: rgba(255, 255, 255, 0.1);
        border-radius: 10px;
        padding: 20px;
        text-align: center;
        transition: transform 0.3s ease, background 0.3s ease;
    }

    .card:hover {
        transform: translateY(-10px);
        background: rgba(255, 255, 255, 0.2);
    }

    /* 图文并茂布局 */
    .media-content {
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: 20px;
        margin-bottom: 30px;
    }

    .media-content img {
        flex: 1;
    }

    .media-content div {
        flex: 2;
    }

    @media (max-width: 768px) {
        .media-content {
            flex-direction: column;
        }
    }

    /* 动态生成内容区 */
    .dynamic-generation {
        background: rgba(10, 31, 68, 0.9);
        padding: 30px;
        border-radius: 15px;
        text-align: center;
    }

    .dynamic-generation input {
        display: none;
    }

    .dynamic-generation label {
        cursor: pointer;
        padding: 10px 20px;
        background-color: #00FF7F;
        color: #0A1F44;
        border-radius: 20px;
        font-weight: bold;
        transition: background-color 0.3s ease;
    }

    .dynamic-generation label:hover {
        background-color: #8A2BE2;
    }

    /* 图片框架 */
    .image-frame {
        border: 2px solid #00FF7F;
        border-radius: 10px;
        padding: 5px;
        transition: border-color 0.3s ease;
    }

    .image-frame:hover {
        border-color: #8A2BE2;
    }

    /* 文字动画 */
    .animated-text {
        animation: fadeIn 2s ease-in-out;
    }

    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }

    /* 卡片网格布局 */
    .card-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }