fix(style): global theme settings in login

src/assets/images/noise-bg.svg

@@ -0,0 +1,20 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="1920" height="1080">
+  <filter id="noiseFilter">
+    <feTurbulence 
+      type="fractalNoise" 
+      baseFrequency="0.6" 
+      numOctaves="2" 
+      stitchTiles="stitch"
+    />
+    <feColorMatrix 
+      type="matrix" 
+      values="1 0 0 0 0
+              0 1 0 0 0
+              0 0 1 0 0
+              0 0 0 0.2 0" />
+    <feGaussianBlur stdDeviation="0.6" />
+  </filter>
+  <rect width="100%" height="100%" fill="#181818"/>
+  <rect width="100%" height="100%" filter="url(#noiseFilter)"/>
+</svg>
+

src/assets/images/noise_background_1f1f1f_style.svg

@@ -1,8 +0,0 @@
-<?xml version="1.0" ?>
-<svg xmlns="http://www.w3.org/2000/svg" width="500" height="500">
-  <filter id="n" x="0" y="0">
-    <feTurbulence type="fractalNoise" baseFrequency="0.65" numOctaves="5" stitchTiles="stitch"/>
-  </filter>
-  <rect width="500" height="500" fill="#1f1f1f" opacity="0.4"/>
-  <rect width="500" height="500" filter="url(#n)" opacity="0.09"/>
-</svg>