normalize mobile auth and profile ui to theme components

apps/mobile/src/components/Input.tsx

@@ -1,5 +1,12 @@
 import React from "react";
-import { View, Text, TextInput, StyleSheet, TextInputProps } from "react-native";
+import {
+  View,
+  Text,
+  TextInput,
+  StyleSheet,
+  TextInputProps,
+} from "react-native";
+import { useTheme } from "../contexts/ThemeContext";
 
 interface InputProps extends TextInputProps {
   label: string;
@@ -7,15 +14,39 @@ interface InputProps extends TextInputProps {
 }
 
 export function Input({ label, error, style, ...props }: InputProps) {
+  const { colors, typography } = useTheme();
+
   return (
     <View style={styles.container}>
-      <Text style={styles.label}>{label}</Text>
+      <Text
+        style={[typography.h4, { color: colors.textPrimary }, styles.label]}
+      >
+        {label}
+      </Text>
       <TextInput
-        style={[styles.input, error && styles.inputError, style]}
-        placeholderTextColor="#9ca3af"
+        style={[
+          styles.input,
+          {
+            backgroundColor: colors.surface,
+            borderColor: error ? colors.danger : colors.border,
+            color: colors.textPrimary,
+          },
+          style,
+        ]}
+        placeholderTextColor={colors.textTertiary}
         {...props}
       />
-      {error && <Text style={styles.errorText}>{error}</Text>}
+      {error && (
+        <Text
+          style={[
+            typography.caption,
+            styles.errorText,
+            { color: colors.danger },
+          ]}
+        >
+          {error}
+        </Text>
+      )}
     </View>
   );
 }
@@ -25,27 +56,16 @@ const styles = StyleSheet.create({
     marginBottom: 16,
   },
   label: {
-    fontSize: 14,
-    fontWeight: "600",
-    color: "#374151",
     marginBottom: 8,
   },
   input: {
-    backgroundColor: "white",
     borderWidth: 1,
-    borderColor: "#e5e7eb",
-    borderRadius: 8,
+    borderRadius: 12,
     paddingHorizontal: 16,
-    paddingVertical: 12,
+    paddingVertical: 14,
     fontSize: 16,
-    color: "#1f2937",
-  },
-  inputError: {
-    borderColor: "#ef4444",
   },
   errorText: {
-    fontSize: 12,
-    color: "#ef4444",
     marginTop: 4,
   },
 });