Update style.css

style.css

@@ -1,4 +1,6 @@
-/* style.css - Industrial Tech Theme v4.0 */
+/* style.css - Industrial Tech Theme v5.0 (with Loader) */
+
+/* ... (all existing styles from :root to .kpi-icon-wrapper remain the same) ... */
 
 :root {
     --bg-dark: #1a202c;       /* Very dark blue, almost black */
@@ -25,7 +27,6 @@ main {
     flex-grow: 1;
 }
 
-/* Base Card Style */
 .dashboard-card {
     background-color: var(--bg-panel);
     border: 1px solid var(--border-color);
@@ -41,7 +42,6 @@ main {
     border-color: var(--accent-blue);
 }
 
-/* Header & Modals */
 .header, .modal-content {
     background-color: var(--bg-panel);
     border-color: var(--border-color);
@@ -63,58 +63,18 @@ main {
     to { transform: scale(1); opacity: 1; }
 }
 
-/* Buttons */
-.btn {
-    padding: 0.5rem 1rem;
-    border-radius: 6px;
-    font-weight: 600;
-    transition: all 0.2s ease;
-    text-align: center;
-    border: 1px solid transparent;
-    cursor: pointer;
-}
-.btn:active {
-    transform: scale(0.97);
-}
-.btn-primary {
-    background-color: var(--accent-blue);
-    color: var(--bg-dark);
-}
-.btn-primary:hover {
-    background-color: #63b3ed;
-}
-.btn-secondary {
-    background-color: transparent;
-    border-color: var(--accent-blue);
-    color: var(--accent-blue);
-}
-.btn-secondary:hover {
-    background-color: rgba(66, 153, 225, 0.1);
-}
-.btn-danger {
-    background-color: transparent;
-    border-color: var(--accent-red);
-    color: var(--accent-red);
-}
-.btn-danger:hover {
-    background-color: rgba(245, 101, 101, 0.1);
-}
+.btn { padding: 0.5rem 1rem; border-radius: 6px; font-weight: 600; transition: all 0.2s ease; text-align: center; border: 1px solid transparent; cursor: pointer; }
+.btn:active { transform: scale(0.97); }
+.btn-primary { background-color: var(--accent-blue); color: var(--bg-dark); }
+.btn-primary:hover { background-color: #63b3ed; }
+.btn-secondary { background-color: transparent; border-color: var(--accent-blue); color: var(--accent-blue); }
+.btn-secondary:hover { background-color: rgba(66, 153, 225, 0.1); }
+.btn-danger { background-color: transparent; border-color: var(--accent-red); color: var(--accent-red); }
+.btn-danger:hover { background-color: rgba(245, 101, 101, 0.1); }
 
-/* Input Fields */
-.input-field {
-    background-color: var(--bg-dark);
-    border: 1px solid var(--border-color);
-    color: var(--text-primary);
-    border-radius: 6px;
-    padding: 0.5rem 0.75rem;
-}
-.input-field:focus {
-    outline: none;
-    border-color: var(--accent-blue);
-    box-shadow: 0 0 0 2px rgba(66, 153, 225, 0.5);
-}
+.input-field { background-color: var(--bg-dark); border: 1px solid var(--border-color); color: var(--text-primary); border-radius: 6px; padding: 0.5rem 0.75rem; }
+.input-field:focus { outline: none; border-color: var(--accent-blue); box-shadow: 0 0 0 2px rgba(66, 153, 225, 0.5); }
 
-/* Toast Notifications */
 #toast-container { position: fixed; top: 20px; right: 20px; z-index: 1000; display: flex; flex-direction: column; gap: 10px; }
 .toast { padding: 12px 16px; border-radius: 6px; color: var(--bg-dark); font-weight: 500; font-size: 14px; display: flex; align-items: center; gap: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.15); opacity: 0; transform: translateX(100%); transition: all 0.3s ease-in-out; }
 .toast.show { opacity: 1; transform: translateX(0); }
@@ -122,36 +82,30 @@ main {
 .toast-error { background-color: var(--accent-red); }
 .toast-info { background-color: var(--accent-blue); color: var(--text-primary); }
 
-/* Icons */
 .icon-btn { color: var(--text-secondary); cursor: pointer; transition: color 0.2s; }
 .icon-btn:hover { color: var(--accent-blue); }
 
-/* Scrollbar */
 ::-webkit-scrollbar { width: 8px; }
 ::-webkit-scrollbar-track { background: var(--bg-dark); }
 ::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
 ::-webkit-scrollbar-thumb:hover { background: var(--accent-blue); }
 
-/* Custom Component Styles */
-.kpi-icon-wrapper {
-    width: 48px;
-    height: 48px;
+.kpi-icon-wrapper { width: 48px; height: 48px; border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
+.po-item-row { display: grid; grid-template-columns: auto 1fr auto; gap: 1rem; align-items: center; padding: 0.75rem 0.5rem; border-bottom: 1px solid var(--border-color); }
+.po-item-row:last-child { border-bottom: none; }
+
+
+/* NEW: Loader Styles */
+.loader-spinner {
+    border: 4px solid var(--border-color);
+    border-top: 4px solid var(--accent-blue);
     border-radius: 50%;
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    flex-shrink: 0;
+    width: 50px;
+    height: 50px;
+    animation: spin 1s linear infinite;
 }
 
-/* Custom PO Modal Styles */
-.po-item-row {
-    display: grid;
-    grid-template-columns: auto 1fr auto;
-    gap: 1rem;
-    align-items: center;
-    padding: 0.75rem 0.5rem;
-    border-bottom: 1px solid var(--border-color);
-}
-.po-item-row:last-child {
-    border-bottom: none;
+@keyframes spin {
+    0% { transform: rotate(0deg); }
+    100% { transform: rotate(360deg); }
 }