diff --git a/apps/playground-prompt-engineering/src/styles/themes.css b/apps/playground-prompt-engineering/src/styles/themes.css
index 748f8c30d..3be3e36e1 100644
--- a/apps/playground-prompt-engineering/src/styles/themes.css
+++ b/apps/playground-prompt-engineering/src/styles/themes.css
@@ -1,16 +1,4 @@
 :root {
-  --airi-theme-primary-50: #fff0f2;
-  --airi-theme-primary-100: #ffe3e6;
-  --airi-theme-primary-200: #ffcad4;
-  --airi-theme-primary-300: #ff9fb0;
-  --airi-theme-primary-400: #ff6988;
-  --airi-theme-primary-500: #fe456e;
-  --airi-theme-primary-600: #ec124d;
-  --airi-theme-primary-700: #c70941;
-  --airi-theme-primary-800: #a70a3e;
-  --airi-theme-primary-900: #8e0d3b;
-  --airi-theme-primary-950: #50011b;
-
   --theme-colors-hue: 220.31;
   --theme-colors-chroma: calc(0.18 + (cos(var(--theme-colors-hue) * 3.14159265 / 180) * 0.04));
   --theme-colors-chroma-50: calc(var(--theme-colors-chroma) * 0.3);
diff --git a/apps/stage-tamagotchi/src/styles/themes.css b/apps/stage-tamagotchi/src/styles/themes.css
index 47b046667..bca939f75 100644
--- a/apps/stage-tamagotchi/src/styles/themes.css
+++ b/apps/stage-tamagotchi/src/styles/themes.css
@@ -1,16 +1,4 @@
 :root {
-  --airi-theme-primary-50: #fff0f2;
-  --airi-theme-primary-100: #ffe3e6;
-  --airi-theme-primary-200: #ffcad4;
-  --airi-theme-primary-300: #ff9fb0;
-  --airi-theme-primary-400: #ff6988;
-  --airi-theme-primary-500: #fe456e;
-  --airi-theme-primary-600: #ec124d;
-  --airi-theme-primary-700: #c70941;
-  --airi-theme-primary-800: #a70a3e;
-  --airi-theme-primary-900: #8e0d3b;
-  --airi-theme-primary-950: #50011b;
-
   --theme-colors-hue: 220.44;
   --theme-colors-chroma: calc(0.18 + (cos(var(--theme-colors-hue) * 3.14159265 / 180) * 0.04));
   --theme-colors-chroma-50: calc(var(--theme-colors-chroma) * 0.3);
diff --git a/apps/stage-web/src/components/Backgrounds/CrossBlocks.vue b/apps/stage-web/src/components/Backgrounds/CrossBlocks.vue
deleted file mode 100644
index 924e565bc..000000000
--- a/apps/stage-web/src/components/Backgrounds/CrossBlocks.vue
+++ /dev/null
@@ -1,46 +0,0 @@
-<template>
-  <div class="cross-blocks-background-container">
-    <slot />
-  </div>
-</template>
-
-<style scoped>
-/*
-CSS pattern backgrounds by Super designer
-https://superdesigner.co/tools/css-backgrounds
-*/
-.cross-blocks-background-container {
-  background: linear-gradient(
-      45deg,
-      var(--airi-theme-primary-200) 10%,
-      transparent 11%,
-      transparent 89%,
-      var(--airi-theme-primary-200) 90%
-    ),
-    linear-gradient(
-      135deg,
-      var(--airi-theme-primary-200) 10%,
-      transparent 11%,
-      transparent 89%,
-      var(--airi-theme-primary-200) 90%
-    ),
-    radial-gradient(circle, transparent 25%, #ffffff 26%),
-    linear-gradient(
-      45deg,
-      transparent 46%,
-      var(--airi-theme-primary-200) 47%,
-      var(--airi-theme-primary-200) 52%,
-      transparent 53%
-    ),
-    linear-gradient(
-      135deg,
-      transparent 46%,
-      var(--airi-theme-primary-200) 47%,
-      var(--airi-theme-primary-200) 52%,
-      transparent 53%
-    );
-  background-size: 3em 3em;
-  background-color: #ffffff;
-  opacity: 1;
-}
-</style>
diff --git a/apps/stage-web/src/styles/themes.css b/apps/stage-web/src/styles/themes.css
index 47b046667..bca939f75 100644
--- a/apps/stage-web/src/styles/themes.css
+++ b/apps/stage-web/src/styles/themes.css
@@ -1,16 +1,4 @@
 :root {
-  --airi-theme-primary-50: #fff0f2;
-  --airi-theme-primary-100: #ffe3e6;
-  --airi-theme-primary-200: #ffcad4;
-  --airi-theme-primary-300: #ff9fb0;
-  --airi-theme-primary-400: #ff6988;
-  --airi-theme-primary-500: #fe456e;
-  --airi-theme-primary-600: #ec124d;
-  --airi-theme-primary-700: #c70941;
-  --airi-theme-primary-800: #a70a3e;
-  --airi-theme-primary-900: #8e0d3b;
-  --airi-theme-primary-950: #50011b;
-
   --theme-colors-hue: 220.44;
   --theme-colors-chroma: calc(0.18 + (cos(var(--theme-colors-hue) * 3.14159265 / 180) * 0.04));
   --theme-colors-chroma-50: calc(var(--theme-colors-chroma) * 0.3);
diff --git a/packages/stage-ui/stories/themes.css b/packages/stage-ui/stories/themes.css
index 347677a47..3e4af0dff 100644
--- a/packages/stage-ui/stories/themes.css
+++ b/packages/stage-ui/stories/themes.css
@@ -1,16 +1,4 @@
 :root {
-  --airi-theme-primary-50: #fff0f2;
-  --airi-theme-primary-100: #ffe3e6;
-  --airi-theme-primary-200: #ffcad4;
-  --airi-theme-primary-300: #ff9fb0;
-  --airi-theme-primary-400: #ff6988;
-  --airi-theme-primary-500: #fe456e;
-  --airi-theme-primary-600: #ec124d;
-  --airi-theme-primary-700: #c70941;
-  --airi-theme-primary-800: #a70a3e;
-  --airi-theme-primary-900: #8e0d3b;
-  --airi-theme-primary-950: #50011b;
-
   --theme-colors-hue: 220.44;
   --theme-colors-chroma: calc(0.18 + (cos(var(--theme-colors-hue) * 3.14159265 / 180) * 0.04));
   --theme-colors-chroma-50: calc(var(--theme-colors-chroma) * 0.3);