feat: 拼音子序列匹配+产品名拼音补全+滴数框缩窄

- 拼音匹配支持子序列(js匹配紧致霜)，排序: 前缀>子串>子序列
- 补全产品名拼音(身紧致霜膏膜等)
- 滴数输入框从65/70px缩至50px

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

frontend/src/components/RecipeDetailOverlay.vue

@@ -1694,8 +1694,8 @@ async function saveRecipe() {
 }
 
 .editor-drops {
-  width: 70px;
-  padding: 7px 10px;
+  width: 50px;
+  padding: 7px 4px;
   border: 1.5px solid var(--border, #e0d4c0);
   border-radius: 8px;
   font-size: 13px;

frontend/src/composables/usePinyinMatch.js

@@ -76,6 +76,12 @@ const PINYIN_MAP = {
   '空': 'k', '风': 'f', '文': 'w', '月': 'y', '云': 'y',
   '五': 'w', '味': 'w', '愈': 'y', '创': 'c', '慰': 'w',
   '扁': 'b', '广': 'g', '州': 'z', '热': 'r',
+  // Product name chars
+  '身': 's', '紧': 'j', '致': 'z', '霜': 's', '膏': 'g',
+  '膜': 'm', '乳': 'r', '液': 'y', '瓶': 'p', '盒': 'h',
+  '深': 's', '层': 'c', '肤': 'f', '磨': 'm', '砂': 's',
+  '龄': 'l', '无': 'w', '年': 'n', '华': 'h', '娇': 'j',
+  '颜': 'y', '喷': 'p', '雾': 'w',
 }
 
 /**
@@ -95,12 +101,42 @@ export function getPinyinInitials(name) {
 
 /**
  * Check if a query matches a name by pinyin initials.
- * The query is matched as a prefix or substring of the pinyin initials.
+ * Supports: prefix match, substring match, and subsequence match.
  */
 export function matchesPinyinInitials(name, query) {
   if (!query || !name) return false
   const initials = getPinyinInitials(name)
   if (!initials) return false
   const q = query.toLowerCase()
-  return initials.startsWith(q)
+  // Prefix or substring (consecutive)
+  if (initials.includes(q)) return true
+  // Subsequence: each char of q appears in order in initials
+  let pos = 0
+  for (const ch of q) {
+    pos = initials.indexOf(ch, pos)
+    if (pos === -1) return false
+    pos++
+  }
+  return true
+}
+
+/**
+ * Score how well a query matches pinyin initials.
+ * 0 = prefix, 1 = substring, 2 = subsequence, -1 = no match
+ */
+export function pinyinMatchScore(name, query) {
+  if (!query || !name) return -1
+  const initials = getPinyinInitials(name)
+  if (!initials) return -1
+  const q = query.toLowerCase()
+  if (initials.startsWith(q)) return 0
+  if (initials.includes(q)) return 1
+  // Subsequence check
+  let pos = 0
+  for (const ch of q) {
+    pos = initials.indexOf(ch, pos)
+    if (pos === -1) return -1
+    pos++
+  }
+  return 2
 }

frontend/src/views/RecipeManager.vue

@@ -413,7 +413,7 @@ import { useUiStore } from '../stores/ui'
 import { api } from '../composables/useApi'
 import { showConfirm, showPrompt } from '../composables/useDialog'
 import { parseSingleBlock, parseMultiRecipes } from '../composables/useSmartPaste'
-import { matchesPinyinInitials } from '../composables/usePinyinMatch'
+import { matchesPinyinInitials, pinyinMatchScore } from '../composables/usePinyinMatch'
 import RecipeCard from '../components/RecipeCard.vue'
 import TagPicker from '../components/TagPicker.vue'
 import RecipeDetailOverlay from '../components/RecipeDetailOverlay.vue'
@@ -866,11 +866,11 @@ function filteredOilNames(search) {
   const results = oils.oilNames.filter(name =>
     name.toLowerCase().includes(q) || matchesPinyinInitials(name, q)
   )
-  // Sort: pinyin prefix match first, then name contains, then rest
+  // Sort: prefix > substring > subsequence > name match only
   results.sort((a, b) => {
-    const aPin = matchesPinyinInitials(a, q) ? 0 : 1
-    const bPin = matchesPinyinInitials(b, q) ? 0 : 1
-    if (aPin !== bPin) return aPin - bPin
+    const sa = pinyinMatchScore(a, q), sb = pinyinMatchScore(b, q)
+    const scoreA = sa >= 0 ? sa : 3, scoreB = sb >= 0 ? sb : 3
+    if (scoreA !== scoreB) return scoreA - scoreB
     return a.localeCompare(b, 'zh')
   })
   return results
@@ -2112,7 +2112,7 @@ watch(() => recipeStore.recipes, () => {
 .editor-table { width: 100%; border-collapse: collapse; font-size: 13px; margin-bottom: 8px; }
 .editor-table th { text-align: left; padding: 6px 4px; color: #999; font-weight: 500; font-size: 12px; border-bottom: 1px solid #eee; }
 .editor-table td { padding: 6px 4px; border-bottom: 1px solid #f5f5f5; }
-.editor-drops { width: 65px; padding: 6px 8px; border: 1.5px solid #d4cfc7; border-radius: 8px; font-size: 13px; text-align: center; outline: none; font-family: inherit; }
+.editor-drops { width: 50px; padding: 6px 4px; border: 1.5px solid #d4cfc7; border-radius: 8px; font-size: 13px; text-align: center; outline: none; font-family: inherit; }
 .editor-drops:focus { border-color: #7ec6a4; }
 .drops-with-unit { display: flex; align-items: center; gap: 2px; }
 .unit-hint { font-size: 11px; color: #b0aab5; white-space: nowrap; }