style: 리팩토링 및 CSS 통합 작업 완료 (하드코딩 스타일 제거)

src/styles/modal.css

@@ -40,10 +40,13 @@
   flex-shrink: 0;
 }
 
-.modal-header h2 { 
+.modal-header h2, .modal-title { 
+  margin: 0;
   font-size: 1.125rem; 
-  font-weight: 600; 
+  font-weight: 800; 
   letter-spacing: -0.02em;
+  color: var(--white);
+  line-height: 1.2;
 }
 
 .modal-header .btn-icon {
@@ -51,6 +54,8 @@
   cursor: pointer;
   background: none !important;
   border: none !important;
+  font-size: 1.75rem;
+  line-height: 1;
 }
 
 .btn-icon {
@@ -97,75 +102,15 @@
   font-size: 0.875rem;
   font-weight: 700;
   color: var(--primary-color);
-  padding: 1.5rem 0 0.5rem 0; /* 패딩 조정 */
+  padding: 1.5rem 0 0.5rem 0;
   border-bottom: 1px solid var(--border-color);
-  margin-bottom: 0.5rem;
+  margin-bottom: 0.75rem;
   display: flex;
   align-items: center;
 }
 
-/* Modal Readonly/Edit Mode Interaction */
-.grid-form.is-view-mode input,
-.grid-form.is-view-mode select,
-.grid-form.is-view-mode textarea {
-  border: none !important;
-  background-color: transparent !important;
-  padding-left: 0 !important;
-  padding-right: 0 !important;
-  pointer-events: none !important;
-  color: var(--text-main) !important;
-  font-weight: 500 !important;
-  appearance: none !important;
-  -webkit-appearance: none !important;
-  -moz-appearance: none !important;
-  box-shadow: none !important;
-}
-
-.grid-form.is-view-mode input[type="file"] {
-  display: none !important;
-}
-
-.grid-form.is-view-mode .btn-helper {
-  display: none !important;
-}
-
-.grid-form.is-view-mode button:not(.btn-loc-action) {
-  pointer-events: none !important;
-  background: none !important;
-  border: none !important;
-  opacity: 0.8;
-}
-
-.grid-form.is-view-mode select::-ms-expand {
-  display: none !important;
-}
-
-.grid-form.is-edit-mode input,
-.grid-form.is-edit-mode select,
-.grid-form.is-edit-mode textarea {
-  color: var(--edit-mode-color); /* 수정 시 글자색 변경 */
-  border: 1px solid var(--border-color);
-}
-
-/* 수동 수정 불가 필드 (자산번호 등) 전용 스타일 */
-.grid-form input[readonly] {
-  border-color: transparent !important;
-  background-color: transparent !important;
-  pointer-events: none !important;
-  color: var(--text-main) !important;
-  font-weight: 500 !important;
-  cursor: default;
-}
-
-.grid-form.is-edit-mode input:focus,
-.grid-form.is-edit-mode select:focus,
-.grid-form.is-edit-mode textarea:focus {
-  border-color: var(--edit-mode-color);
-  box-shadow: 0 0 0 2px var(--edit-mode-focus);
-}
-
 .form-section-title:first-child {
-  padding-top: 0.5rem;
+  padding-top: 0;
 }
 
 .form-group label { 
@@ -177,17 +122,21 @@
 .form-group input, 
 .form-group select, 
 .form-group textarea {
-  padding: 0.625rem;
+  height: 38px;
+  padding: 0 0.625rem;
   border: 1px solid var(--border-color);
   border-radius: 4px;
   font-family: inherit; 
-  font-size: 0.875rem;
+  font-size: 0.8125rem;
   outline: none; 
   transition: all 0.2s;
   background-color: var(--white);
+  box-sizing: border-box;
 }
 
 .form-group textarea {
+  height: auto;
+  padding: 0.625rem;
   resize: none;
 }
 
@@ -208,6 +157,29 @@
   flex-shrink: 0;
 }
 
+.modal-footer .btn {
+  height: 42px;
+  padding: 0 1.25rem;
+  font-size: 0.875rem;
+}
+
+.edit-only-btn {
+  /* Dynamic visibility handled in JS, but base style here */
+}
+
+/* File Upload Display */
+.file-upload-wrapper {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+}
+
+#hw-file-name-display {
+  font-size: 0.8125rem;
+  color: var(--text-muted);
+}
+
+
 .footer-actions { 
   display: flex; 
   gap: 0.5rem;