/* 基础布局样式 */
body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif; /* 正文字体 */
    background: linear-gradient(135deg, #0D47A1, #556B2F); /* 主色调渐变背景 */
    color: #C0C0C0; /* 文字颜色为辅助色 */
    overflow-x: hidden; /* 避免水平滚动条 */
}

/* 全局容器 */
.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 40px;
}

/* 文章样式 */
article {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    backdrop-filter: blur(10px);
}

/* 文章标题 */
article h2, article h3 {
    font-family: 'Playfair Display', serif; /* 标题字体 */
    color: #800000; /* 标题颜色 */
}

/* 文章段落 */
article p {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 15px;
}

/* 代码块样式 */
pre {
    background-color: #333;
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    margin-bottom: 15px;
}
code {
    color: #FFA500;
    font-family: 'Courier New', Courier, monospace;
    font-size: 14px;
}

/* 图片样式 */
img.decorative {
    max-width: 650px;
    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);
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(13, 71, 161, 0.9); /* 半透明主色调 */
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    z-index: 1000;
}
.navbar a {
    color: #C0C0C0;
    text-decoration: none;
    margin: 0 10px;
    transition: color 0.3s ease;
}
.navbar a:hover {
    color: #FFA500; /* 点缀色悬停效果 */
}

/* 主提示样式 */
.main-prompt {
    text-align: center;
    font-size: 1.5em;
    color: #FFFF00; /* 点缀色 */
    margin: 100px 0 50px 0;
    animation: fadeIn 2s ease-in-out;
}

/* 网格模块样式 */
.module {
    background-color: rgba(85, 107, 47, 0.8); /* 辅色背景 */
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    transition: transform 0.3s ease, background-color 0.3s ease;
}
.module:hover {
    transform: translateY(-10px);
    background-color: #800000; /* 辅色切换 */
}

/* 按钮样式 */
.button {
    background: radial-gradient(circle, #FFA500, #FFFF00);
    border: none;
    padding: 10px 20px;
    color: white;
    cursor: pointer;
    border-radius: 5px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.button:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}

/* 关键帧动画 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* 代码示例样式 */
.code-example {
    background-color: #222;
    padding: 20px;
    border-radius: 10px;
    overflow-x: auto;
}
.code-example code {
    color: #FFA500;
    font-family: 'Courier New', Courier, monospace;
    font-size: 14px;
}
.code-example pre {
    margin: 0;
}

/* 固定导航栏调整 */
.navbar a {
    padding: 10px;
    box-sizing: border-box;
}

/* 提示文字动画 */
.main-prompt {
    animation: slideDown 1.5s ease-out;
}
@keyframes slideDown {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}