/* 全局样式设置 */
body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, #1e3c72, #2a5298); /* 主色调渐变背景 */
    color: #ffffff;
    overflow-x: hidden; /* 防止横向滚动 */
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.navbar .logo {
    font-size: 24px;
    font-weight: bold;
    color: #ffffff;
}

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

.navbar ul li a {
    text-decoration: none;
    color: #ffffff;
    font-size: 16px;
    transition: color 0.3s ease;
}

.navbar ul li a:hover {
    color: #f3ec78; /* 点缀色 */
}

/* 主内容区域 */
.container {
    padding: 100px 50px 50px 50px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

/* 文章样式 */
article {
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

article h2, article h3, article h4 {
    color: #f3ec78; /* 点缀色 */
}

article p {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 20px;
}

/* 图片样式 */
img.decorative {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

img.decorative:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 16px rgba(0,0,0,0.3);
}

/* 按钮样式 */
.button {
    background: linear-gradient(45deg, #f3ec78, #af4261);
    border: none;
    padding: 10px 20px;
    color: #ffffff;
    cursor: pointer;
    border-radius: 5px;
    transition: background 0.3s ease;
}

.button:hover {
    background: linear-gradient(45deg, #af4261, #f3ec78);
}

/* 代码块样式 */
pre code {
    display: block;
    padding: 20px;
    background: rgba(0, 0, 0, 0.8);
    border-radius: 10px;
    overflow-x: auto;
    color: #00ff00; /* 绿色字体 */
    font-family: 'Courier New', Courier, monospace;
    margin-bottom: 20px;
}

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

article {
    animation: fadeIn 1s ease-in-out;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        padding: 20px;
    }

    .container {
        padding: 120px 20px 20px 20px;
    }
}

@media (max-width: 480px) {
    .navbar ul {
        flex-direction: column;
        gap: 10px;
    }

    .container {
        padding: 140px 10px 10px 10px;
    }

    article {
        padding: 20px;
    }
}