/* 全局样式设置，使用现代化的无衬线字体，并设定基础字体颜色和背景 */
body {
  margin: 0;
  padding: 0;
  font-family: 'Roboto', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  color: #333333;
  background: linear-gradient(135deg, #0074C6 70%, #F2F2F2 25%, #FF914D 5%);
  box-sizing: border-box;
}

/* 固定导航栏样式，包含主导航、搜索框和语言切换按钮 */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.9);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 30px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  z-index: 1000;
}

.nav-links {
  display: flex;
  gap: 20px;
}

.nav-links a {
  text-decoration: none;
  color: #0074C6;
  font-size: 16px;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: #FF914D;
}

.search-box {
  border: 1px solid #CCCCCC;
  border-radius: 5px;
  padding: 8px 12px;
  transition: border-color 0.3s ease;
}

.search-box:focus {
  border-color: #0074C6;
  outline: none;
}

.language-switch {
  cursor: pointer;
  padding: 8px 12px;
  border-radius: 5px;
  transition: background-color 0.3s ease;
}

.language-switch:hover {
  background-color: #F2F2F2;
}

/* 主容器样式，使用网格布局确保响应式 */
.container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  padding: 100px 50px 50px 50px;
}

/* 模块样式，包含阴影和过渡效果 */
.module {
  background-color: #FFFFFF;
  border-radius: 10px;
  padding: 20px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.module:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 10px rgba(0, 0, 0, 0.15);
}

/* 图像样式，应用圆角和阴影 */
.module img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
}

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

/* 代码块样式，使用背景色区分正文 */
article pre {
  background-color: #F9F9F9;
  padding: 15px;
  border-radius: 5px;
  overflow-x: auto;
  box-shadow: inset 0 0 10px rgba(0, 0, 0, 0.05);
}

/* 折叠区域样式 */
.accordion {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease;
}

.accordion.open {
  max-height: 500px;
}

.accordion-toggle {
  cursor: pointer;
  color: #0074C6;
  text-decoration: underline;
}

/* 按钮样式，包含点击动画 */
.button {
  background-color: #FF914D;
  color: #FFFFFF;
  padding: 12px 24px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: all 0.2s ease;
}

.button:active {
  transform: translateY(2px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* 样式示例的代码块 */
.code-example {
  background-color: #2D2D2D;
  color: #CCCCCC;
  padding: 15px;
  border-radius: 5px;
  font-family: 'Courier New', Courier, monospace;
  overflow-x: auto;
}

/* 提示信息的样式 */
.notice {
  background-color: #FFEB3B;
  padding: 20px;
  border-radius: 5px;
  text-align: center;
  font-size: 18px;
  margin-bottom: 30px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* 底部样式 */
.footer {
  background-color: rgba(255, 255, 255, 0.9);
  padding: 20px 50px;
  text-align: center;
  font-size: 14px;
  color: #666666;
  box-shadow: 0 -2px 4px rgba(0, 0, 0, 0.1);
}

/* 响应式设计，适配不同屏幕宽度 */
@media (max-width: 768px) {
  .container {
    padding: 100px 20px 20px 20px;
  }

  .navbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    flex-direction: column;
    gap: 10px;
  }
}