diff --git a/src/__cosmos__/fixtures/Input.fixture.tsx b/src/__cosmos__/fixtures/Input.fixture.tsx
index 966b377..588c128 100644
--- a/src/__cosmos__/fixtures/Input.fixture.tsx
+++ b/src/__cosmos__/fixtures/Input.fixture.tsx
@@ -58,11 +58,11 @@ export default function InputFixture() {
           title="Input Sizes"
           code={`<div className="lsd:space-y-6">
   <div>
-    <h3 className="lsd:text-lg lsd:font-medium lsd:mb-2">Large (Default)</h3>
+    <h3 className="lsd:text-lg lsd:font-medium lsd:mb-2">Large</h3>
     <Input size="large" placeholder="Large input" />
   </div>
   <div>
-    <h3 className="lsd:text-lg lsd:font-medium lsd:mb-2">Medium</h3>
+    <h3 className="lsd:text-lg lsd:font-medium lsd:mb-2">Medium (Default)</h3>
     <Input size="medium" placeholder="Medium input" />
   </div>
   <div>
@@ -73,13 +73,13 @@ export default function InputFixture() {
         >
           <div className="lsd:space-y-6">
             <div>
-              <h3 className="lsd:text-lg lsd:font-medium lsd:mb-2">
-                Large (Default)
-              </h3>
+              <h3 className="lsd:text-lg lsd:font-medium lsd:mb-2">Large</h3>
               <Input size="large" placeholder="Large input" />
             </div>
             <div>
-              <h3 className="lsd:text-lg lsd:font-medium lsd:mb-2">Medium</h3>
+              <h3 className="lsd:text-lg lsd:font-medium lsd:mb-2">
+                Medium (Default)
+              </h3>
               <Input size="medium" placeholder="Medium input" />
             </div>
             <div>
diff --git a/src/components/ui/input.tsx b/src/components/ui/input.tsx
index b844d4e..a6b0de6 100644
--- a/src/components/ui/input.tsx
+++ b/src/components/ui/input.tsx
@@ -16,7 +16,7 @@ const Input = React.forwardRef<HTMLInputElement, InputProps>(
     {
       className,
       variant = 'underlined',
-      size = 'large',
+      size = 'medium',
       label,
       supportingText,
       error,
@@ -29,29 +29,42 @@ const Input = React.forwardRef<HTMLInputElement, InputProps>(
     const inputId = React.useId();
     const finalId = id || inputId;
 
-    const getSizeClasses = () => {
+    const getTextSizeClasses = () => {
       switch (size) {
         case 'large':
-          return 'lsd:w-52';
+          return 'lsd:text-lg file:lsd:text-lg';
         case 'medium':
-          return 'lsd:w-44';
+          return 'lsd:text-base file:lsd:text-base';
         case 'small':
-          return 'lsd:w-40';
+          return 'lsd:text-sm file:lsd:text-sm';
         default:
-          return 'lsd:w-52';
+          return 'lsd:text-base file:lsd:text-base';
       }
     };
 
-    const getPaddingClasses = () => {
+    const getVerticalPaddingClasses = () => {
       switch (size) {
         case 'large':
-          return 'lsd:px-4 lsd:py-4';
+          return 'lsd:py-4';
         case 'medium':
-          return 'lsd:px-3 lsd:py-3';
+          return 'lsd:py-3';
         case 'small':
-          return 'lsd:px-3 lsd:py-3';
+          return 'lsd:py-2';
         default:
-          return 'lsd:px-4 lsd:py-4';
+          return 'lsd:py-3';
+      }
+    };
+
+    const getLabelSizeClasses = () => {
+      switch (size) {
+        case 'large':
+          return 'lsd:text-base';
+        case 'medium':
+          return 'lsd:text-sm';
+        case 'small':
+          return 'lsd:text-xs';
+        default:
+          return 'lsd:text-sm';
       }
     };
 
@@ -60,7 +73,7 @@ const Input = React.forwardRef<HTMLInputElement, InputProps>(
         {label && (
           <label
             htmlFor={finalId}
-            className="lsd:pb-1.5 lsd:text-sm lsd:font-medium"
+            className={cn('lsd:font-medium', getLabelSizeClasses())}
           >
             {label}
           </label>
@@ -72,7 +85,6 @@ const Input = React.forwardRef<HTMLInputElement, InputProps>(
               ? 'lsd:border lsd:border-lsd-border-primary lsd:rounded'
               : 'lsd:border lsd:border-transparent lsd:border-b-lsd-border-primary',
             error && 'lsd:border-lsd-destructive',
-            getSizeClasses(),
           )}
         >
           <input
@@ -80,10 +92,11 @@ const Input = React.forwardRef<HTMLInputElement, InputProps>(
             type={type}
             id={finalId}
             className={cn(
-              'file:lsd:text-lsd-text placeholder:lsd:text-lsd-text-primary placeholder:lsd:opacity-30 selection:lsd:bg-lsd-primary selection:lsd:text-lsd-surface-primary lsd:border-none lsd:outline-none lsd:bg-transparent lsd:text-lsd-text-primary lsd:w-full lsd:h-full lsd:text-base file:lsd:inline-flex file:lsd:h-7 file:lsd:border-0 file:lsd:bg-transparent file:lsd:text-base file:lsd:font-medium lsd:disabled:pointer-events-none lsd:disabled:cursor-not-allowed lsd:disabled:opacity-34',
-              'focus-visible:lsd:outline-none',
+              'file:lsd:text-lsd-text placeholder:lsd:text-lsd-text-primary placeholder:lsd:opacity-30 selection:lsd:bg-lsd-primary selection:lsd:text-lsd-surface-primary lsd:border-none lsd:outline-none lsd:bg-transparent lsd:text-lsd-text-primary lsd:w-full lsd:h-full file:lsd:inline-flex file:lsd:h-7 file:lsd:border-0 file:lsd:bg-transparent file:lsd:font-medium lsd:disabled:pointer-events-none lsd:disabled:cursor-not-allowed lsd:disabled:opacity-34',
+              'focus-visible:lsd:outline-none lsd:px-4',
               error && 'lsd:line-through',
-              getPaddingClasses(),
+              getTextSizeClasses(),
+              getVerticalPaddingClasses(),
             )}
             {...props}
           />
diff --git a/src/components/ui/tabs.tsx b/src/components/ui/tabs.tsx
index 7785d9a..19b99f6 100644
--- a/src/components/ui/tabs.tsx
+++ b/src/components/ui/tabs.tsx
@@ -118,7 +118,7 @@ function TabsContent({
   return (
     <TabsPrimitive.Content
       data-slot="tabs-content"
-      className={cn('lsd:mt-4 lsd:outline-none', className)}
+      className={cn('lsd:outline-none', className)}
       {...props}
     />
   );