feat: 扫描报告页+手动选波长护理+光疗功效介绍页+诊断框架(占位阈值)

- services/diagnosis.js: 诊断流水线框架,阈值/PD映射为占位待标定,支持单波长降级
- auto-scan: 扫描完成改为出报告让用户选择护理(替代原自动开始治疗)
- 新增 scan-report/manual-treatment/light-info 三页,全部接入 i18n
- api.js: 新增 report/diagnosis-config 接口(对接后端契约)

miniprogram/pages/light-info/light-info.wxss

@@ -0,0 +1,125 @@
+.section-title {
+  font-size: 30rpx;
+  font-weight: 600;
+  color: #333333;
+  margin-bottom: 24rpx;
+}
+
+.section-title-gap {
+  margin-top: 44rpx;
+}
+
+/* 光卡片 */
+.light-card {
+  background: #ffffff;
+  border-radius: 24rpx;
+  padding: 32rpx;
+  margin-bottom: 24rpx;
+  box-shadow: 0 4rpx 20rpx rgba(0, 0, 0, 0.04);
+}
+
+.light-card-top {
+  display: flex;
+  align-items: center;
+  gap: 24rpx;
+  margin-bottom: 20rpx;
+}
+
+.swatch {
+  width: 72rpx;
+  height: 72rpx;
+  border-radius: 50%;
+  flex-shrink: 0;
+  box-shadow: 0 4rpx 16rpx rgba(0, 0, 0, 0.12);
+}
+
+.light-head {
+  display: flex;
+  flex-direction: column;
+  gap: 6rpx;
+}
+
+.light-name {
+  font-size: 32rpx;
+  font-weight: 600;
+  color: #333333;
+}
+
+.light-wave {
+  font-size: 24rpx;
+  color: #999999;
+}
+
+.light-effect {
+  font-size: 28rpx;
+  font-weight: 600;
+  margin-bottom: 12rpx;
+}
+
+.light-desc {
+  font-size: 26rpx;
+  color: #666666;
+  line-height: 1.6;
+  margin-bottom: 16rpx;
+}
+
+.light-suits {
+  font-size: 24rpx;
+  line-height: 1.5;
+  padding-top: 16rpx;
+  border-top: 2rpx solid #f2f2f2;
+}
+
+.suits-label {
+  color: #999999;
+  margin-right: 12rpx;
+}
+
+.suits-text {
+  color: #555555;
+}
+
+/* 护理模式 */
+.mode-grid {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 20rpx;
+}
+
+.mode-card {
+  width: calc(50% - 10rpx);
+  box-sizing: border-box;
+  background: #ffffff;
+  border-radius: 20rpx;
+  padding: 28rpx 24rpx;
+  box-shadow: 0 4rpx 20rpx rgba(0, 0, 0, 0.04);
+}
+
+.mode-dot {
+  width: 40rpx;
+  height: 40rpx;
+  border-radius: 50%;
+  margin-bottom: 16rpx;
+}
+
+.mode-name {
+  font-size: 28rpx;
+  font-weight: 600;
+  color: #333333;
+  margin-bottom: 8rpx;
+}
+
+.mode-desc {
+  font-size: 24rpx;
+  color: #888888;
+  line-height: 1.5;
+}
+
+/* 免责声明 */
+.disclaimer {
+  margin-top: 44rpx;
+  font-size: 22rpx;
+  color: #aaaaaa;
+  line-height: 1.6;
+  text-align: center;
+}