Add fade-in effect to dialog

The commit adds a fade-in effect to the dialog when it opens. This addresses a previous issue where the effect was not fully implemented.

src/components/ui/dialog.tsx

@@ -19,7 +19,7 @@ const DialogOverlay = React.forwardRef<
   <DialogPrimitive.Overlay
     ref={ref}
     className={cn(
-      "fixed inset-0 z-50 bg-black/80  data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0",
+      "fixed inset-0 z-50 bg-black/80  data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 dialog-overlay",
       className
     )}
     {...props}
@@ -36,7 +36,7 @@ const DialogContent = React.forwardRef<
     <DialogPrimitive.Content
       ref={ref}
       className={cn(
-        "fixed left-[50%] top-[50%] z-50 grid w-full max-w-lg translate-x-[-50%] translate-y-[-50%] gap-4 border bg-background p-6 shadow-lg duration-200 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[state=closed]:slide-out-to-left-1/2 data-[state=closed]:slide-out-to-top-[48%] data-[state=open]:slide-in-from-left-1/2 data-[state=open]:slide-in-from-top-[48%] sm:rounded-lg",
+        "fixed left-[50%] top-[50%] z-50 grid w-full max-w-lg translate-x-[-50%] translate-y-[-50%] gap-4 border bg-background p-6 shadow-lg duration-200 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[state=closed]:slide-out-to-left-1/2 data-[state=closed]:slide-out-to-top-[48%] data-[state=open]:slide-in-from-left-1/2 data-[state=open]:slide-in-from-top-[48%] sm:rounded-lg dialog-content",
         className
       )}
       {...props}

src/index.css

@@ -46,12 +46,14 @@
 
 @keyframes scale-up {
   from {
-    transform: scale(0.95);
+    transform: scale(0.8);
     opacity: 0;
+    filter: blur(8px);
   }
   to {
     transform: scale(1);
     opacity: 1;
+    filter: blur(0);
   }
 }
 
@@ -59,43 +61,50 @@
   from {
     transform: scale(1);
     opacity: 1;
+    filter: blur(0);
   }
   to {
-    transform: scale(0.95);
+    transform: scale(0.8);
     opacity: 0;
+    filter: blur(8px);
   }
 }
 
 .dialog-content {
-  animation: scale-up 0.3s ease-out;
+  animation: scale-up 0.4s cubic-bezier(0.16, 1, 0.3, 1);
+  will-change: transform, opacity, filter;
 }
 
 .dialog-overlay {
-  animation: fade-in 0.3s ease-out;
+  animation: fade-in 0.4s cubic-bezier(0.16, 1, 0.3, 1);
 }
 
 [data-state="closed"] .dialog-content {
-  animation: scale-down 0.2s ease-out;
+  animation: scale-down 0.3s cubic-bezier(0.16, 1, 0.3, 1);
 }
 
 [data-state="closed"] .dialog-overlay {
-  animation: fade-out 0.2s ease-out;
+  animation: fade-out 0.3s cubic-bezier(0.16, 1, 0.3, 1);
 }
 
 @keyframes fade-in {
   from {
     opacity: 0;
+    backdrop-filter: blur(0px);
   }
   to {
     opacity: 1;
+    backdrop-filter: blur(4px);
   }
 }
 
 @keyframes fade-out {
   from {
     opacity: 1;
+    backdrop-filter: blur(4px);
   }
   to {
     opacity: 0;
+    backdrop-filter: blur(0px);
   }
 }