/* 摩斯密码工具样式 */
            #yb-morse-wrapper {
              width: 100%;
              font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
            }
            
            .yb-morse-input-area,
            .yb-morse-output-area {
              margin-bottom: 1.2rem;
            }
            
            .yb-morse-textarea {
              width: 100%;
              min-height: 120px;
              padding: 1rem;
              border: 1px solid #dcdfe6;
              border-radius: 4px;
              font-size: 0.95rem;
              line-height: 1.5;
              resize: vertical;
              box-sizing: border-box;
              transition: border-color 0.2s;
              background-color: #fff;
            }
            
            .yb-morse-textarea:focus {
              outline: none;
              border-color: #409eff;
              box-shadow: 0 0 0 2px rgba(64, 158, 255, 0.1);
            }
            
            .yb-morse-controls {
              display: flex;
              flex-wrap: wrap;
              align-items: center;
              gap: 1.2rem;
              margin: 1.2rem 0;
              padding: 0.8rem 0;
              border-top: 1px solid #ebeef5;
              border-bottom: 1px solid #ebeef5;
            }
            
            .yb-morse-settings {
              display: flex;
              align-items: center;
              gap: 0.6rem;
              flex-wrap: wrap;
            }
            
            .yb-morse-label {
              font-size: 0.9rem;
              color: #606266;
              font-weight: 500;
            }
            
            .yb-morse-setting-input {
              padding: 0.3rem 0.5rem;
              border: 1px solid #dcdfe6;
              border-radius: 3px;
              text-align: center;
              font-size: 0.9rem;
              width: 3.5rem;
              box-sizing: border-box;
              transition: all 0.2s;
            }
            
            .yb-morse-setting-input:focus {
              outline: none;
              border-color: #409eff;
              box-shadow: 0 0 0 2px rgba(64, 158, 255, 0.1);
            }
            
            .yb-morse-actions {
              display: flex;
              gap: 0.8rem;
              flex-wrap: wrap;
              margin-left: auto;
            }
            
            .yb-morse-btn {
              padding: 0.6rem 1.2rem;
              border: 1px solid transparent;
              border-radius: 4px;
              font-size: 0.9rem;
              font-weight: 500;
              cursor: pointer;
              transition: all 0.2s;
              min-width: 5rem;
            }
            
            .yb-morse-encode {
              background-color: #67c23a;
              color: white;
            }
            
            .yb-morse-encode:hover {
              background-color: #5daf34;
            }
            
            .yb-morse-decode {
              background-color: #409eff;
              color: white;
            }
            
            .yb-morse-decode:hover {
              background-color: #3a8ee6;
            }
            
            .yb-morse-copy {
              background-color: #909399;
              color: white;
            }
            
            .yb-morse-copy:hover {
              background-color: #82848a;
            }
            
            .yb-morse-clear {
              background-color: #f56c6c;
              color: white;
            }
            
            .yb-morse-clear:hover {
              background-color: #dd6161;
            }
            
            .yb-morse-btn:active {
              transform: translateY(1px);
            }
            
            .yb-morse-output-area .yb-morse-textarea {
              background-color: #f5f7fa;
              color: #303133;
            }
            
            /* 科普文案样式 */
            .yb-morse-intro {
              margin-top: 2rem;
              padding: 1.5rem;
              background-color: #f8f9fa;
              border-radius: 8px;
              border: 1px solid #e9ecef;
            }
            
            .yb-morse-intro-content {
              max-width: 100%;
            }
            
            .yb-morse-intro-title {
              margin-top: 0;
              margin-bottom: 1rem;
              color: #2c3e50;
              font-size: 1.2rem;
              font-weight: 600;
              display: flex;
              align-items: center;
              gap: 0.5rem;
            }
            
            .yb-morse-intro-text {
              color: #4a5568;
              font-size: 0.9rem;
              line-height: 1.6;
            }
            
            .yb-morse-intro-text p {
              margin: 0.8rem 0;
            }
            
            .yb-morse-intro-list {
              margin: 0.8rem 0 0.8rem 1.5rem;
              padding: 0;
              list-style-type: disc;
            }
            
            .yb-morse-intro-list li {
              margin: 0.4rem 0;
              line-height: 1.5;
            }
            
            .yb-morse-intro-tip {
              margin-top: 1.2rem !important;
              padding: 0.8rem;
              background-color: #e8f4fd;
              border-radius: 6px;
              border-left: 4px solid #409eff;
              color: #2c5282;
            }