style: revert content/logic to main while preserving Vercel UI styles

- Reverted HWModal to unified form structure from main branch
- Restored original field positions and visibility logic in all modals
- Applied Vercel-inspired CSS classes and removed legacy inline styles
- Restored SwDashboard 2x2 layout from main
- Cleaned up unused modular form files
- Fixed TypeError related to ASSET_MFR schema key

src/components/Modal/ModalUtils.ts

@@ -117,13 +117,22 @@ export function setEditLock(
     form.classList.remove('is-view-mode');
     form.classList.add('is-edit-mode');
     saveBtn.textContent = '저장';
-    revertBtn.classList.toggle('hidden', mode === 'add'); // 신규 추가 시에는 취소 버튼 숨김
+    revertBtn.classList.toggle('hidden', mode === 'add'); 
     
+    // 모든 필드 활성화
+    const inputs = form.querySelectorAll('input, select, textarea');
+    inputs.forEach(input => {
+      const el = input as HTMLInputElement | HTMLSelectElement | HTMLTextAreaElement;
+      if (el.name !== 'asset_code' && !el.id.includes('asset-id')) { // 자산번호 등 일부는 편집 모드에서도 잠금 유지
+        el.disabled = false;
+        if ('readOnly' in el) (el as HTMLInputElement).readOnly = false;
+      }
+    });
+
     // 번호 생성 버튼은 '추가(add)' 시에만 노출
     if (generateBtn) {
       generateBtn.style.display = mode === 'add' ? 'flex' : 'none';
     }
-    // 내역 추가 버튼 노출
     if (addLogBtn) addLogBtn.style.display = 'flex';
   } else {
     // 조회 모드 (잠금)
@@ -132,7 +141,13 @@ export function setEditLock(
     saveBtn.textContent = '수정';
     revertBtn.classList.add('hidden');
     
-    // 조회 모드에서는 버튼들 숨김
+    // 모든 필드 잠금
+    const inputs = form.querySelectorAll('input, select, textarea');
+    inputs.forEach(input => {
+      const el = input as HTMLInputElement | HTMLSelectElement | HTMLTextAreaElement;
+      el.disabled = true; // select의 경우 disabled 필요
+    });
+
     if (generateBtn) generateBtn.style.display = 'none';
     if (addLogBtn) addLogBtn.style.display = 'none';
   }