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

    body {
        font-family: 'Roboto', sans-serif;
        background: linear-gradient(135deg, #1e1e1e, #2c2c2c);
        color: #ffffff;
        line-height: 1.6;
        overflow-x: hidden;
    }

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

    /* 头部 */
    header {
        text-align: center;
        padding: 50px 0;
        background: radial-gradient(circle, rgba(255,87,34,1) 0%, rgba(0,0,0,1) 100%);
        animation: aurora-move 15s linear infinite;
    }

    header h1 {
        font-size: 3em;
        color: #39ff14;
        text-shadow: 2px 2px 5px rgba(0,0,0,0.5);
    }

    /* 导航 */
    nav {
        display: flex;
        justify-content: center;
        gap: 30px;
        margin-top: 20px;
    }

    nav a {
        color: #00ffff;
        text-decoration: none;
        font-size: 1.2em;
        position: relative;
        transition: color 0.3s;
    }

    nav a::after {
        content: '';
        display: block;
        width: 0;
        height: 2px;
        background: #39ff14;
        transition: width 0.3s;
        position: absolute;
        bottom: -5px;
        left: 0;
    }

    nav a:hover {
        color: #39ff14;
    }

    nav a:hover::after {
        width: 100%;
    }

    /* 主内容 */
    main {
        padding: 50px 0;
    }

    article {
        background: rgba(255, 255, 255, 0.1);
        padding: 30px;
        border-radius: 10px;
        box-shadow: 0 0 10px rgba(0,0,0,0.5);
    }

    article h2, article h3, article h4 {
        color: #39ff14;
        margin-bottom: 20px;
    }

    article p {
        margin-bottom: 15px;
        font-size: 1.1em;
    }

    article pre {
        background: #2c2c2c;
        padding: 15px;
        border-radius: 5px;
        overflow-x: auto;
        margin-bottom: 20px;
    }

    article code {
        color: #00ffff;
        font-family: 'Courier New', Courier, monospace;
    }

    /* 图片样式 */
    .images {
        display: flex;
        flex-wrap: wrap;
        gap: 15px;
        margin: 30px 0;
    }

    .images img {
        width: 100%;
        max-width: 320px;
        border-radius: 5px;
        transition: transform 0.3s;
    }

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

    /* 联系我们 */
    .contact {
        text-align: center;
        padding: 40px 0;
        background: linear-gradient(45deg, #ff5722, #2196f3);
        border-radius: 10px;
        margin-top: 50px;
    }

    .contact h3 {
        color: #ffffff;
        margin-bottom: 20px;
    }

    .contact a {
        display: inline-block;
        background: #39ff14;
        color: #000000;
        padding: 10px 20px;
        text-decoration: none;
        border-radius: 5px;
        transition: background 0.3s;
    }

    .contact a:hover {
        background: #00ffff;
    }

    /* 页脚 */
    footer {
        text-align: center;
        padding: 20px;
        background: rgba(0,0,0,0.8);
        color: #888888;
        font-size: 0.9em;
    }

    /* 响应式设计 */
    @media (max-width: 1440px) {
        header h1 {
            font-size: 2.5em;
        }

        nav a {
            font-size: 1em;
        }

        article {
            padding: 20px;
        }
    }

    @media (max-width: 1200px) {
        .images {
            justify-content: center;
        }
    }

    @media (max-width: 1024px) {
        nav {
            flex-direction: column;
            gap: 15px;
        }

        header {
            padding: 30px 0;
        }
    }

    @media (max-width: 768px) {
        header h1 {
            font-size: 2em;
        }

        nav a {
            font-size: 0.9em;
        }

        .contact {
            padding: 30px 0;
        }
    }

    @media (max-width: 480px) {
        header h1 {
            font-size: 1.5em;
        }

        nav a {
            font-size: 0.8em;
        }

        article {
            padding: 15px;
        }
    }

    @media (max-width: 320px) {
        nav a {
            font-size: 0.7em;
        }

        .images img {
            max-width: 100%;
        }
    }

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

    .line-animation {
        stroke-dasharray: 1000;
        stroke-dashoffset: 1000;
        animation: draw 2s linear forwards;
    }

    @keyframes draw {
        to {
            stroke-dashoffset: 0;
        }
    }

    .hover-effect:hover {
        transform: scale(1.05);
        transition: transform 0.3s;
    }

    /* 滚动动画 */
    .scroll-animate {
        opacity: 0;
        transform: translateY(20px);
        animation: fadeInUp 1s forwards;
    }

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