diff --git a/packages/ui-feedback/src/Tooltip.tsx b/packages/ui-feedback/src/Tooltip.tsx
index bd662e2..dbe97e2 100644
--- a/packages/ui-feedback/src/Tooltip.tsx
+++ b/packages/ui-feedback/src/Tooltip.tsx
@@ -44,14 +44,17 @@ const TooltipContent = styled.div<{
 }>`
   position: fixed;
   z-index: ${(props) => (props.theme as ThemeInterface).zIndex?.tooltip || 9999};
-  background: ${(props) => (props.theme as ThemeInterface).colors.surface};
-  color: ${(props) => (props.theme as ThemeInterface).colors.text.primary};
+  background: ${(props) => (props.theme as ThemeInterface).colors.surface}E6;
+  backdrop-filter: blur(12px);
+  -webkit-backdrop-filter: blur(12px);
+  color: ${(props) => (props.theme as ThemeInterface).colors.text.secondary};
   padding: ${(props) => (props.theme as ThemeInterface).spacing.xs}
     ${(props) => (props.theme as ThemeInterface).spacing.sm};
-  border-radius: ${(props) => (props.theme as ThemeInterface).borderRadius.sm};
-  box-shadow: ${(props) => (props.theme as ThemeInterface).shadows.md};
-  font-size: ${(props) => (props.theme as ThemeInterface).typography.fontSize.sm};
+  border-radius: ${(props) => (props.theme as ThemeInterface).borderRadius.md};
+  box-shadow: ${(props) => (props.theme as ThemeInterface).shadows.sm};
+  font-size: ${(props) => (props.theme as ThemeInterface).typography.fontSize.xs};
   font-family: ${(props) => (props.theme as ThemeInterface).typography.fontFamily.body};
+  letter-spacing: 0.02em;
   max-width: 300px;
   opacity: ${(props) => (props.$isVisible ? 1 : 0)};
   pointer-events: ${(props) => (props.$isVisible ? 'auto' : 'none')};
@@ -118,34 +121,34 @@ const TooltipArrow = styled.div<{
     switch (props.$position) {
       case 'top':
         return css`
-          bottom: -6px;
+          bottom: -4px;
           left: 50%;
           transform: translateX(-50%);
-          border-width: 6px 6px 0 6px;
+          border-width: 4px 4px 0 4px;
           border-color: ${borderColor} transparent transparent transparent;
         `;
       case 'bottom':
         return css`
-          top: -6px;
+          top: -4px;
           left: 50%;
           transform: translateX(-50%);
-          border-width: 0 6px 6px 6px;
+          border-width: 0 4px 4px 4px;
           border-color: transparent transparent ${borderColor} transparent;
         `;
       case 'left':
         return css`
-          right: -6px;
+          right: -4px;
           top: 50%;
           transform: translateY(-50%);
-          border-width: 6px 0 6px 6px;
+          border-width: 4px 0 4px 4px;
           border-color: transparent transparent transparent ${borderColor};
         `;
       case 'right':
         return css`
-          left: -6px;
+          left: -4px;
           top: 50%;
           transform: translateY(-50%);
-          border-width: 6px 6px 6px 0;
+          border-width: 4px 4px 4px 0;
           border-color: transparent ${borderColor} transparent transparent;
         `;
     }