fancy, almost impossible to see animation on dashboard

ui/src/components/cards/DashboardCard.less

@@ -2,30 +2,29 @@
   width: 100%;
   height: 140px;
   margin-bottom: 16px;
-  transition: transform 0.2s, box-shadow 0.2s;
+  transition: transform 0.2s;
   background-color: rgba(36, 36, 36, 0.9);
   backdrop-filter: blur(8px);
   border: 1px solid var(--semi-color-border);
+  --pulse-color: rgba(255, 255, 255, 0.1);
+  position: relative;
+  z-index: 1;
+  overflow: visible;
 
-  &:hover {
+  &::after {
-    transform: translateY(-4px);
+    content: '';
-    background-color: rgba(36, 36, 36, 1);
+    position: absolute;
-
+    top: 0;
-    &.blue {
+    left: 0;
-      box-shadow: 0 8px 24px -5px var(--semi-color-primary);
+    right: 0;
-    }
+    bottom: 0;
-    &.orange {
+    border-radius: inherit;
-      box-shadow: 0 8px 24px -5px var(--semi-color-warning);
+    box-shadow: 0 4px 25px -2px var(--pulse-color);
-    }
+    opacity: 0;
-    &.green {
+    animation: pulse 5s infinite ease-in-out;
-      box-shadow: 0 8px 24px -5px var(--semi-color-success);
+    pointer-events: none;
-    }
+    z-index: -1;
-    &.purple {
+    will-change: opacity;
-      box-shadow: 0 8px 24px -5px var(--semi-color-info);
-    }
-    &.gray {
-      box-shadow: 0 8px 24px -5px rgba(255, 255, 255, 0.4);
-    }
   }
 
   &__icon {
@@ -46,22 +45,36 @@
   }
 
   &.blue {
-    box-shadow: 0 4px 20px -5px var(--semi-color-primary);
+    --pulse-color: var(--semi-color-primary);
+    box-shadow: 0 4px 20px -5px var(--pulse-color);
   }
 
   &.orange {
-    box-shadow: 0 4px 20px -5px var(--semi-color-warning);
+    --pulse-color: var(--semi-color-warning);
+    box-shadow: 0 4px 20px -5px var(--pulse-color);
   }
 
   &.green {
-    box-shadow: 0 4px 20px -5px var(--semi-color-success);
+    --pulse-color: var(--semi-color-success);
+    box-shadow: 0 4px 20px -5px var(--pulse-color);
   }
 
   &.purple {
-    box-shadow: 0 4px 20px -5px var(--semi-color-info);
+    --pulse-color: var(--semi-color-info);
+    box-shadow: 0 4px 20px -5px var(--pulse-color);
   }
 
   &.gray {
-    box-shadow: 0 4px 20px -5px rgba(255, 255, 255, 0.2);
+    --pulse-color: rgba(255, 255, 255, 0.2);
+    box-shadow: 0 4px 20px -5px var(--pulse-color);
+  }
+}
+
+@keyframes pulse {
+  0%, 100% {
+    opacity: 0.1;
+  }
+  50% {
+    opacity: 0.5;
   }
 }