/* 全局样式 */
    @import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700&display=swap');

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }

    body {
        font-family: 'Poppins', sans-serif;
        line-height: 1.6;
        color: #ffffff;
        background: linear-gradient(135deg, #00264d, #3c3c3c);
        overflow-x: hidden;
    }

    /* 动态粒子背景 */
    .particles-container {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        pointer-events: none;
        z-index: -1;
    }

    .particle {
        position: absolute;
        width: 5px;
        height: 5px;
        background: rgba(57, 255, 20, 0.7);
        border-radius: 50%;
        animation: float 10s infinite ease-in-out;
    }

    @keyframes float {
        0% { transform: translateY(0) scale(1); opacity: 0.7; }
        50% { transform: translateY(-20px) scale(1.5); opacity: 1; }
        100% { transform: translateY(0) scale(1); opacity: 0.7; }
    }

    /* 导航栏 */
    .navbar {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background: rgba(0, 38, 77, 0.9);
        padding: 15px 30px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        z-index: 1000;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    }

    .navbar .logo {
        font-size: 1.5rem;
        font-weight: 700;
        color: #39ff14;
    }

    .navbar ul {
        list-style: none;
        display: flex;
        gap: 20px;
    }

    .navbar ul li a {
        color: #ffffff;
        text-decoration: none;
        font-weight: 600;
        transition: color 0.3s;
    }

    .navbar ul li a:hover {
        color: #39ff14;
    }

    /* 侧边导航 */
    .sidebar {
        position: fixed;
        top: 0;
        right: -250px;
        width: 250px;
        height: 100%;
        background: rgba(60, 60, 60, 0.95);
        padding: 60px 20px;
        transition: right 0.3s ease-in-out;
        z-index: 999;
    }

    .sidebar.open {
        right: 0;
    }

    .sidebar ul {
        list-style: none;
        display: flex;
        flex-direction: column;
        gap: 20px;
    }

    .sidebar ul li a {
        color: #39ff14;
        text-decoration: none;
        font-size: 1.2rem;
        transition: color 0.3s;
    }

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

    /* 主内容区 */
    .section {
        min-height: 100vh;
        padding: 100px 50px;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        text-align: center;
    }

    .section:nth-child(even) {
        background: linear-gradient(135deg, #3c3c3c, #00264d);
    }

    .section h2 {
        font-size: 2.5rem;
        margin-bottom: 20px;
        color: #39ff14;
    }

    .section p {
        font-size: 1.1rem;
        max-width: 800px;
        margin: 0 auto 30px;
    }

    .button-primary {
        background: linear-gradient(45deg, #39ff14, #00c853);
        color: #ffffff;
        border: none;
        padding: 15px 30px;
        border-radius: 30px;
        cursor: pointer;
        font-size: 1rem;
        transition: background 0.3s ease;
    }

    .button-primary:hover {
        background: linear-gradient(45deg, #00c853, #39ff14);
    }

    /* 图文并茂 */
    .content {
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 40px;
    }

    .content img {
        width: 100%;
        max-width: 320px;
        border-radius: 10px;
        transition: transform 0.3s;
    }

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

    /* 示例展示 */
    .example-article {
        background: rgba(255, 255, 255, 0.1);
        padding: 30px;
        border-radius: 10px;
        max-width: 800px;
        margin: 0 auto;
        text-align: left;
    }

    .example-article h2 {
        color: #39ff14;
    }

    .example-article pre {
        background: #1e1e1e;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 20px;
    }

    .example-article code {
        color: #39ff14;
        font-family: 'Courier New', Courier, monospace;
    }

    /* 提示信息 */
    .reference-note {
        position: fixed;
        bottom: 20px;
        right: 20px;
        background: rgba(0, 0, 0, 0.7);
        padding: 10px 20px;
        border-radius: 20px;
        font-size: 0.9rem;
        color: #ffffff;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        .section {
            padding: 80px 40px;
        }

        .navbar ul {
            display: none;
        }

        .hamburger {
            display: block;
            cursor: pointer;
            font-size: 1.5rem;
            color: #39ff14;
        }
    }

    @media (max-width: 1200px) {
        .section h2 {
            font-size: 2rem;
        }

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

        .example-article {
            padding: 20px;
        }
    }

    @media (max-width: 1024px) {
        .section {
            padding: 70px 30px;
        }

        .button-primary {
            padding: 12px 25px;
            font-size: 0.9rem;
        }
    }

    @media (max-width: 768px) {
        .section {
            padding: 60px 20px;
        }

        .content {
            gap: 30px;
        }

        .example-article pre {
            font-size: 0.9rem;
        }
    }

    @media (max-width: 480px) {
        .section h2 {
            font-size: 1.5rem;
        }

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

        .navbar {
            padding: 10px 20px;
        }

        .reference-note {
            font-size: 0.8rem;
            padding: 8px 16px;
        }
    }

    @media (max-width: 320px) {
        .section {
            padding: 50px 15px;
        }

        .button-primary {
            padding: 10px 20px;
            font-size: 0.8rem;
        }

        .navbar .logo {
            font-size: 1.2rem;
        }
    }