/* 模块3特定样式 */

/* 调整输入文本标题样式，使其与其他模块一致 */
.module3-header {
  border-bottom: 1px solid #e0e0e0;
  margin-bottom: 15px;
  padding-bottom: 10px;
}

.module3-title {
  display: inline-block;
  font-size: 16px;
  font-weight: 500;
  color: #4a90e2;
  padding: 10px 20px;
  border-bottom: 2px solid #4a90e2;
}

/* 输入区域样式 */
.input-area {
  margin-bottom: 15px;
}

.input-group {
  position: relative;
  width: 100%;
}

textarea.form-control {
  resize: vertical;
  min-height: 150px;
  padding-right: 35px; /* 为清除按钮留出空间 */
}

.clear-btn {
  position: absolute;
  right: 10px;
  top: 10px;
  width: 20px;
  height: 20px;
  line-height: 18px;
  text-align: center;
  font-size: 20px;
  border-radius: 50%;
  border: none;
  background: rgba(0,0,0,0.1);
  color: #666;
  cursor: pointer;
  opacity: 0.6;
  transition: opacity 0.2s;
}

.clear-btn:hover {
  opacity: 1;
}

/* 结果区域样式 */
.result-content {
  background-color: #f9f9f9;
  border-radius: 4px;
  padding: 10px;
}

#result-output {
  width: 100%;
  min-height: 200px;
  padding: 10px;
  background-color: #fff;
}

/* 操作按钮区域 */
.action-container {
  display: flex;
  gap: 10px;
  margin: 20px 0;
}

.action-container .btn {
  padding: 8px 16px;
}
.page-header .text-muted {
  color: #000000; 
}