refactor(ui): deprecated accent.amber->main 91건 + 매직 리터럴 토큰화 (WS3)

- accent.amber/amberDim/amberGlow -> accent.main/dim/glow 91건 (34파일).
  theme.ts의 @deprecated 별칭 참조 제거 (본체 main 사용).
- inline fontSize/fontWeight -> d3roTypo, borderRadius -> d3roRadius 토큰 37건.
- P4: 화면 고유 수치(스탯 fontSize, 레이아웃 width)는 토큰화 제외.
정책: docs/REFACTOR_POLICY.md DP1, 이식 인사이트 P4

apps/desktop/src/renderer/pages/KnowledgeBasePage.tsx

@@ -112,7 +112,7 @@ export function KnowledgeBasePage(): React.ReactElement {
               height: 4,
               borderRadius: 2,
               bgcolor: d3roPalette.bg.inset,
-              '& .MuiLinearProgress-bar': { bgcolor: d3roPalette.accent.amber },
+              '& .MuiLinearProgress-bar': { bgcolor: d3roPalette.accent.main },
             }}
           />
           <PhosphorText variant="dim" sx={{ mt: 0.5 }}>
@@ -170,7 +170,7 @@ export function KnowledgeBasePage(): React.ReactElement {
                 </Box>
                 <Tooltip title={t('rag.reindex')}>
                   <IconButton size="small" onClick={() => handleReindex(doc.id)}
-                    sx={{ color: d3roPalette.text.inactive, '&:hover': { color: d3roPalette.accent.amber } }}>
+                    sx={{ color: d3roPalette.text.inactive, '&:hover': { color: d3roPalette.accent.main } }}>
                     <RefreshCw size={16} />
                   </IconButton>
                 </Tooltip>
@@ -207,13 +207,13 @@ export function KnowledgeBasePage(): React.ReactElement {
                 fontSize: d3roTypo.compact.size,
                 bgcolor: d3roPalette.bg.inset,
                 '& fieldset': { borderColor: d3roPalette.border.subtle },
-                '&:hover fieldset': { borderColor: d3roPalette.accent.amber },
+                '&:hover fieldset': { borderColor: d3roPalette.accent.main },
               },
               '& .MuiOutlinedInput-input': { color: d3roPalette.text.primary },
             }}
           />
           <IconButton onClick={handleQuery} disabled={!query.trim() || querying}
-            sx={{ color: query.trim() ? d3roPalette.accent.amber : d3roPalette.text.inactive }}>
+            sx={{ color: query.trim() ? d3roPalette.accent.main : d3roPalette.text.inactive }}>
             <Send size={20} />
           </IconButton>
         </Box>