chore: upgrade HomeBackground

Author: SoonIter

packages/theme-default/src/components/HomeBackground/imgs/dark.png

@@ -11,9 +11,41 @@
 
   pointer-events: none;
   user-select: none;
-  background: url('./imgs/light.svg') no-repeat;
+  background:
+    radial-gradient(
+      42.12% 56.13% at 100% 0%,
+      rgba(83, 125, 255, 0.1) 0%,
+      rgba(255, 255, 255, 0) 100%
+    ),
+    radial-gradient(
+      42.01% 79.63% at 52.86% 0%,
+      #fff 0%,
+      rgba(255, 255, 255, 0) 100%
+    ),
+    radial-gradient(
+      79.67% 58.09% at 0% 0%,
+      rgba(126, 105, 255, 0.2) 0%,
+      rgba(255, 255, 255, 0) 100%
+    ),
+    #fff;
 }
 
 .rp-dark .rp-home-background {
-  background: url('./imgs/dark.png') no-repeat;
+  background:
+    radial-gradient(
+      42.12% 56.13% at 100% 0%,
+      #0c1d48 0%,
+      rgba(18, 18, 18, 0) 100%
+    ),
+    radial-gradient(
+      55.81% 87.78% at 48.37% 0%,
+      #000000 0%,
+      rgba(18, 18, 18, 0) 89.55%
+    ),
+    radial-gradient(
+      122.65% 88.24% at 0% 0%,
+      #34268a 0%,
+      rgba(18, 18, 18, 0) 100%
+    ),
+    #121212;
 }