feat: updated advance ui and animation

8 files changed, 425 insertions, 58 deletions

diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index b46cf51..5eaa75f 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -15,6 +15,7 @@
         "@tanstack/react-query": "^5.74.4",
         "class-variance-authority": "^0.7.1",
         "clsx": "^2.1.1",
+        "framer-motion": "^11.18.2",
         "lucide-react": "^0.503.0",
         "next": "15.3.1",
         "react": "^19.0.0",
@@ -3353,6 +3354,32 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/framer-motion": {
+      "version": "11.18.2",
+      "resolved": "https://registry.npmjs.org/framer-motion/-/framer-motion-11.18.2.tgz",
+      "integrity": "sha512-5F5Och7wrvtLVElIpclDT0CBzMVg3dL22B64aZwHtsIY8RB4mXICLrkajK4G9R+ieSAGcgrLeae2SeUTg2pr6w==",
+      "dependencies": {
+        "motion-dom": "^11.18.1",
+        "motion-utils": "^11.18.1",
+        "tslib": "^2.4.0"
+      },
+      "peerDependencies": {
+        "@emotion/is-prop-valid": "*",
+        "react": "^18.0.0 || ^19.0.0",
+        "react-dom": "^18.0.0 || ^19.0.0"
+      },
+      "peerDependenciesMeta": {
+        "@emotion/is-prop-valid": {
+          "optional": true
+        },
+        "react": {
+          "optional": true
+        },
+        "react-dom": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/function-bind": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.2.tgz",
@@ -4495,6 +4522,19 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/motion-dom": {
+      "version": "11.18.1",
+      "resolved": "https://registry.npmjs.org/motion-dom/-/motion-dom-11.18.1.tgz",
+      "integrity": "sha512-g76KvA001z+atjfxczdRtw/RXOM3OMSdd1f4DL77qCTF/+avrRJiawSG4yDibEQ215sr9kpinSlX2pCTJ9zbhw==",
+      "dependencies": {
+        "motion-utils": "^11.18.1"
+      }
+    },
+    "node_modules/motion-utils": {
+      "version": "11.18.1",
+      "resolved": "https://registry.npmjs.org/motion-utils/-/motion-utils-11.18.1.tgz",
+      "integrity": "sha512-49Kt+HKjtbJKLtgO/LKj9Ld+6vw9BjH5d9sc40R/kVyH8GLAXgT42M2NnuPcJNuA3s9ZfZBUcwIgpmZWGEE+hA=="
+    },
     "node_modules/ms": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
diff --git a/frontend/package.json b/frontend/package.json
index 1b8aac7..eb04e83 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -16,6 +16,7 @@
     "@tanstack/react-query": "^5.74.4",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
+    "framer-motion": "^11.18.2",
     "lucide-react": "^0.503.0",
     "next": "15.3.1",
     "react": "^19.0.0",
diff --git a/frontend/src/app/(main)/layout.tsx b/frontend/src/app/(main)/layout.tsx
index 846a118..5902dd6 100644
--- a/frontend/src/app/(main)/layout.tsx
+++ b/frontend/src/app/(main)/layout.tsx
@@ -6,6 +6,18 @@ import Link from 'next/link';
 import { Button } from '@/components/ui/button';
 import { authApi, userApi } from '@/lib/api';
 import { ThemeToggle } from '@/components/shared/ThemeToggle';
+import { PageTransition } from '@/components/shared/PageTransition';
+import { 
+  ChevronLeftIcon, 
+  ChevronRightIcon, 
+  LayoutDashboardIcon, 
+  CoinsIcon, 
+  TargetIcon, 
+  SettingsIcon,
+  LogOutIcon,
+  MenuIcon
+} from 'lucide-react';
+import { usePathname } from 'next/navigation';
 
 
 export default function MainLayout({
@@ -14,8 +26,11 @@ export default function MainLayout({
   children: React.ReactNode;
 }>) {
   const router = useRouter();
+  const pathname = usePathname();
   const [userName, setUserName] = useState<string>('');
   const [isLoading, setIsLoading] = useState(true);
+  const [isSidebarCollapsed, setIsSidebarCollapsed] = useState(false);
+  const [isMobileMenuOpen, setIsMobileMenuOpen] = useState(false);
 
   useEffect(() => {
     // Check if user is authenticated
@@ -35,58 +50,251 @@ export default function MainLayout({
         // If error fetching profile, redirect to login
         router.push('/login');
       });
+      
+    // Load sidebar state from localStorage
+    const savedSidebarState = localStorage.getItem('sidebarCollapsed');
+    if (savedSidebarState !== null) {
+      setIsSidebarCollapsed(savedSidebarState === 'true');
+    }
   }, [router]);
 
+  // Close mobile menu when changing routes
+  useEffect(() => {
+    setIsMobileMenuOpen(false);
+  }, [pathname]);
+
   const handleLogout = () => {
     authApi.logout();
   };
 
+  const toggleSidebar = () => {
+    const newState = !isSidebarCollapsed;
+    setIsSidebarCollapsed(newState);
+    localStorage.setItem('sidebarCollapsed', newState.toString());
+  };
+
+  const toggleMobileMenu = () => {
+    setIsMobileMenuOpen(!isMobileMenuOpen);
+  };
+
   if (isLoading) {
-    return <div className="flex h-screen items-center justify-center">Loading...</div>;
+    return (
+      <div className="flex h-screen items-center justify-center bg-background">
+        <div className="flex flex-col items-center space-y-4">
+          <div className="relative h-12 w-12">
+            <div className="absolute top-0 h-full w-full rounded-full border-4 border-t-primary border-r-transparent border-b-transparent border-l-transparent animate-spin"></div>
+          </div>
+          <p className="text-sm font-medium text-muted-foreground animate-pulse">Loading...</p>
+        </div>
+      </div>
+    );
   }
 
   return (
-    <div className="min-h-screen bg-background">
+    <div className="min-h-screen bg-background flex flex-col">
       {/* Top Navigation */}
-      <header className="border-b">
-        <div className="w-full flex h-16 items-center px-4">
+      <header className="border-b shadow-sm backdrop-blur-sm bg-background/90 sticky top-0 z-50">
+        <div className="w-full flex h-16 items-center px-4 md:px-6">
           <div className="flex items-center gap-4">
-            <div className="font-semibold text-xl">Finance Management</div>
+            {/* Mobile menu button - only visible on small screens */}
+            <button 
+              className="md:hidden rounded-full p-2 hover:bg-muted transition-colors"
+              onClick={toggleMobileMenu}
+              aria-label="Toggle mobile menu"
+            >
+              <MenuIcon size={20} />
+            </button>
+            <div className="font-semibold text-xl">
+              <span className="bg-clip-text text-transparent bg-gradient-to-r from-primary to-primary/70">
+                Finance Management
+              </span>
+            </div>
           </div>
           
           <div className="flex items-center ms-auto gap-4">
-            <span className='text-sm font-medium'>Welcome!, {userName}</span>
+            <div className="hidden md:flex items-center gap-1 bg-muted/50 px-3 py-1.5 rounded-full">
+              <span className="relative flex h-2 w-2">
+                <span className="animate-ping absolute inline-flex h-full w-full rounded-full bg-primary/50 opacity-75"></span>
+                <span className="relative inline-flex rounded-full h-2 w-2 bg-primary"></span>
+              </span>
+              <span className='text-sm font-medium ml-1.5 transition-all duration-300'>
+                {userName}
+              </span>
+            </div>
             <ThemeToggle />
-            <Button variant="ghost" size="sm" onClick={handleLogout}>
-              Logout
+            <Button 
+              variant="ghost" 
+              size="icon" 
+              onClick={handleLogout}
+              className="hover:bg-destructive/10 transition-colors duration-300"
+              aria-label="Logout"
+            >
+              <LogOutIcon size={18} className="text-destructive/90 transition-transform hover:scale-110 duration-300" />
             </Button>
           </div>
         </div>
       </header>
 
-      {/* Main Content */}
-      <div className="container flex flex-row">
-        {/* Sidebar */}
-        <aside className="w-64 pt-8 pr-6">
-          <nav className="space-y-2">
-            <Link href="/dashboard" className="block p-2 rounded-md hover:bg-muted">
+      {/* Mobile Menu - outside the normal flow and only visible when toggled */}
+      <div 
+        className={`
+          md:hidden fixed inset-0 z-40 bg-background/95 backdrop-blur-sm transition-all duration-300 
+          ${isMobileMenuOpen ? 'opacity-100 pointer-events-auto' : 'opacity-0 pointer-events-none'}
+        `}
+      >
+        <div className="pt-20 px-4">
+          <nav className="space-y-4">
+            <Link 
+              href="/dashboard" 
+              className={`
+                flex items-center p-3 rounded-lg transition-colors
+                ${pathname === '/dashboard' ? 'bg-primary/10 text-primary' : 'hover:bg-muted'}
+              `}
+            >
+              <LayoutDashboardIcon size={20} className="mr-3" />
               Dashboard
             </Link>
-            <Link href="/loans" className="block p-2 rounded-md hover:bg-muted">
+            <Link 
+              href="/loans" 
+              className={`
+                flex items-center p-3 rounded-lg transition-colors
+                ${pathname === '/loans' ? 'bg-primary/10 text-primary' : 'hover:bg-muted'}
+              `}
+            >
+              <CoinsIcon size={20} className="mr-3" />
               Loans
             </Link>
-            <Link href="/goals" className="block p-2 rounded-md hover:bg-muted">
+            <Link 
+              href="/goals" 
+              className={`
+                flex items-center p-3 rounded-lg transition-colors
+                ${pathname === '/goals' ? 'bg-primary/10 text-primary' : 'hover:bg-muted'}
+              `}
+            >
+              <TargetIcon size={20} className="mr-3" />
               Goals
             </Link>
-            <Link href="/settings" className="block p-2 rounded-md hover:bg-muted">
+            <Link 
+              href="/settings" 
+              className={`
+                flex items-center p-3 rounded-lg transition-colors
+                ${pathname === '/settings' ? 'bg-primary/10 text-primary' : 'hover:bg-muted'}
+              `}
+            >
+              <SettingsIcon size={20} className="mr-3" />
               Settings
             </Link>
           </nav>
+          <div className="mt-8 border-t pt-4">
+            <Button 
+              variant="outline" 
+              className="w-full justify-start text-destructive hover:text-destructive hover:bg-destructive/10"
+              onClick={handleLogout}
+            >
+              <LogOutIcon size={18} className="mr-2" />
+              Logout
+            </Button>
+          </div>
+        </div>
+      </div>
+
+      {/* Main Content */}
+      <div className="flex flex-1 h-[calc(100vh-4rem)]">
+        {/* Sidebar - hidden on mobile */}
+        <aside 
+          className={`
+            hidden md:block relative h-full transition-all duration-300 ease-in-out border-r 
+            ${isSidebarCollapsed ? 'w-16' : 'w-64'}
+          `}
+        >
+          {/* Sidebar Toggle Button */}
+          <button 
+            onClick={toggleSidebar}
+            className="absolute -right-3 top-10 bg-primary text-primary-foreground rounded-full p-1 shadow-md hover:bg-primary/90 transition-colors duration-300 hover:scale-110 group z-10"
+            aria-label={isSidebarCollapsed ? "Expand sidebar" : "Collapse sidebar"}
+          >
+            <div className="transition-transform duration-300 group-hover:rotate-[360deg]">
+              {isSidebarCollapsed ? <ChevronRightIcon size={16} /> : <ChevronLeftIcon size={16} />}
+            </div>
+          </button>
+
+          <nav className="space-y-2 px-2 mt-4">
+            <Link 
+              href="/dashboard" 
+              className={`
+                flex items-center p-2 rounded-md transition-all duration-200
+                ${pathname === '/dashboard' 
+                  ? 'bg-primary/10 text-primary font-medium' 
+                  : 'hover:bg-muted text-foreground/80 hover:text-foreground'
+                }
+                ${isSidebarCollapsed ? 'justify-center' : 'justify-start'}
+              `}
+              title="Dashboard"
+            >
+              <LayoutDashboardIcon size={18} className={`transition-transform duration-300 ${pathname === '/dashboard' ? 'scale-110' : ''}`} />
+              {!isSidebarCollapsed && (
+                <span className="ml-2 transition-opacity duration-300 opacity-100">Dashboard</span>
+              )}
+            </Link>
+            <Link 
+              href="/loans" 
+              className={`
+                flex items-center p-2 rounded-md transition-all duration-200
+                ${pathname === '/loans' 
+                  ? 'bg-primary/10 text-primary font-medium' 
+                  : 'hover:bg-muted text-foreground/80 hover:text-foreground'
+                }
+                ${isSidebarCollapsed ? 'justify-center' : 'justify-start'}
+              `}
+              title="Loans"
+            >
+              <CoinsIcon size={18} className={`transition-transform duration-300 ${pathname === '/loans' ? 'scale-110' : ''}`} />
+              {!isSidebarCollapsed && (
+                <span className="ml-2 transition-opacity duration-300 opacity-100">Loans</span>
+              )}
+            </Link>
+            <Link 
+              href="/goals" 
+              className={`
+                flex items-center p-2 rounded-md transition-all duration-200
+                ${pathname === '/goals' 
+                  ? 'bg-primary/10 text-primary font-medium' 
+                  : 'hover:bg-muted text-foreground/80 hover:text-foreground'
+                }
+                ${isSidebarCollapsed ? 'justify-center' : 'justify-start'}
+              `}
+              title="Goals"
+            >
+              <TargetIcon size={18} className={`transition-transform duration-300 ${pathname === '/goals' ? 'scale-110' : ''}`} />
+              {!isSidebarCollapsed && (
+                <span className="ml-2 transition-opacity duration-300 opacity-100">Goals</span>
+              )}
+            </Link>
+            <Link 
+              href="/settings" 
+              className={`
+                flex items-center p-2 rounded-md transition-all duration-200
+                ${pathname === '/settings' 
+                  ? 'bg-primary/10 text-primary font-medium' 
+                  : 'hover:bg-muted text-foreground/80 hover:text-foreground'
+                }
+                ${isSidebarCollapsed ? 'justify-center' : 'justify-start'}
+              `}
+              title="Settings"
+            >
+              <SettingsIcon size={18} className={`transition-transform duration-300 ${pathname === '/settings' ? 'scale-110' : ''}`} />
+              {!isSidebarCollapsed && (
+                <span className="ml-2 transition-opacity duration-300 opacity-100">Settings</span>
+              )}
+            </Link>
+          </nav>
         </aside>
 
         {/* Page Content */}
-        <main className="flex-1 p-8">
-          {children}
+        <main className="flex-1 p-4 md:p-8 overflow-auto transition-all duration-300">
+          <PageTransition>
+            {children}
+          </PageTransition>
         </main>
       </div>
     </div>
diff --git a/frontend/src/components/shared/PageTransition.tsx b/frontend/src/components/shared/PageTransition.tsx
new file mode 100644
index 0000000..fc95865
--- /dev/null
+++ b/frontend/src/components/shared/PageTransition.tsx
@@ -0,0 +1,55 @@
+'use client';
+
+import { motion } from 'framer-motion';
+import { usePathname } from 'next/navigation';
+import { ReactNode, useEffect, useState } from 'react';
+
+interface PageTransitionProps {
+  children: ReactNode;
+}
+
+export function PageTransition({ children }: PageTransitionProps) {
+  const pathname = usePathname();
+  const [isFirstRender, setIsFirstRender] = useState(true);
+
+  useEffect(() => {
+    const timeout = setTimeout(() => {
+      setIsFirstRender(false);
+    }, 500);
+
+    return () => clearTimeout(timeout);
+  }, []);
+
+  const variants = {
+    hidden: { opacity: 0, y: 20 },
+    enter: { opacity: 1, y: 0 },
+    exit: { opacity: 0, y: -20 },
+  };
+
+  // Only apply softer animation on initial render
+  const initialAnimation = isFirstRender ? {
+    initial: { opacity: 0 },
+    animate: { opacity: 1 },
+    transition: { duration: 0.5 }
+  } : {
+    initial: "hidden",
+    animate: "enter",
+    exit: "exit",
+    variants,
+    transition: { 
+      type: "tween", 
+      ease: "easeInOut",
+      duration: 0.3
+    }
+  };
+
+  return (
+    <motion.div
+      key={pathname}
+      {...initialAnimation}
+      className="w-full h-full"
+    >
+      {children}
+    </motion.div>
+  );
+} 
\ No newline at end of file
diff --git a/frontend/src/components/shared/ThemeToggle.tsx b/frontend/src/components/shared/ThemeToggle.tsx
index 679bbc5..b54bda9 100644
--- a/frontend/src/components/shared/ThemeToggle.tsx
+++ b/frontend/src/components/shared/ThemeToggle.tsx
@@ -1,36 +1,69 @@
 'use client';
 
+import { useState, useEffect } from 'react';
 import { Moon, Sun } from 'lucide-react';
 import { Button } from '@/components/ui/button';
 import { useTheme } from './ThemeProvider';
 
 export function ThemeToggle() {
   const { theme, setTheme } = useTheme();
+  const [isAnimating, setIsAnimating] = useState(false);
+
+  // Track initial mount to prevent animation on first render
+  const [isMounted, setIsMounted] = useState(false);
+  useEffect(() => {
+    setIsMounted(true);
+  }, []);
 
   const toggleTheme = () => {
-    if (theme === 'dark') {
-      setTheme('light');
-    } else {
-      setTheme('dark');
-    }
+    if (isAnimating) return;
+    
+    setIsAnimating(true);
+    
+    // Set new theme after a small delay for animation
+    const newTheme = theme === 'dark' ? 'light' : 'dark';
+    setTimeout(() => {
+      setTheme(newTheme);
+      setTimeout(() => {
+        setIsAnimating(false);
+      }, 300);
+    }, 200);
   };
 
+  if (!isMounted) {
+    return (
+      <Button 
+        variant="ghost" 
+        size="icon" 
+        className="opacity-0"
+      >
+        <Sun className="h-[1.2rem] w-[1.2rem]" />
+      </Button>
+    );
+  }
+
   return (
     <Button 
       variant="ghost" 
       size="icon" 
       onClick={toggleTheme}
+      className={`relative overflow-hidden hover:bg-muted/80 hover:text-foreground transition-all duration-300 ${isAnimating ? 'cursor-wait' : ''}`}
       aria-label={
         theme === 'dark' 
           ? 'Switch to light theme' 
           : 'Switch to dark theme'
       }
+      disabled={isAnimating}
     >
-      {theme === 'dark' ? (
-        <Sun className="h-[1.2rem] w-[1.2rem]" />
-      ) : (
-        <Moon className="h-[1.2rem] w-[1.2rem]" />
-      )}
+      <div className={`absolute inset-0 bg-primary/5 rounded-full transition-all duration-500 ${isAnimating ? 'scale-[5] opacity-0' : 'scale-0 opacity-0'}`}></div>
+      
+      <div className="relative">
+        {theme === 'dark' ? (
+          <Sun className={`h-5 w-5 transition-all duration-300 ${isAnimating ? 'rotate-90 scale-50 opacity-0' : 'rotate-0 scale-100 opacity-100'}`} />
+        ) : (
+          <Moon className={`h-5 w-5 transition-all duration-300 ${isAnimating ? 'rotate-90 scale-50 opacity-0' : 'rotate-0 scale-100 opacity-100'}`} />
+        )}
+      </div>
     </Button>
   );
 } 
\ No newline at end of file
diff --git a/frontend/src/components/ui/button.tsx b/frontend/src/components/ui/button.tsx
index a2df8dc..347beaf 100644
--- a/frontend/src/components/ui/button.tsx
+++ b/frontend/src/components/ui/button.tsx
@@ -5,32 +5,44 @@ import { cva, type VariantProps } from "class-variance-authority"
 import { cn } from "@/lib/utils"
 
 const buttonVariants = cva(
-  "inline-flex items-center justify-center gap-2 whitespace-nowrap rounded-md text-sm font-medium transition-all disabled:pointer-events-none disabled:opacity-50 [&_svg]:pointer-events-none [&_svg:not([class*='size-'])]:size-4 shrink-0 [&_svg]:shrink-0 outline-none focus-visible:border-ring focus-visible:ring-ring/50 focus-visible:ring-[3px] aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive",
+  "inline-flex items-center justify-center gap-2 whitespace-nowrap rounded-md text-sm font-medium transition-all duration-300 ease-in-out disabled:pointer-events-none disabled:opacity-50 [&_svg]:pointer-events-none [&_svg:not([class*='size-'])]:size-4 shrink-0 [&_svg]:shrink-0 outline-none focus-visible:border-ring focus-visible:ring-ring/50 focus-visible:ring-[3px] aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive active:scale-[0.98] will-change-transform",
   {
     variants: {
       variant: {
         default:
-          "bg-primary text-primary-foreground shadow-xs hover:bg-primary/90",
+          "bg-primary text-primary-foreground shadow-sm hover:shadow-md hover:bg-primary/90 hover:translate-y-[-1px]",
         destructive:
-          "bg-destructive text-white shadow-xs hover:bg-destructive/90 focus-visible:ring-destructive/20 dark:focus-visible:ring-destructive/40 dark:bg-destructive/60",
+          "bg-destructive text-white shadow-sm hover:shadow-md hover:bg-destructive/90 focus-visible:ring-destructive/20 dark:focus-visible:ring-destructive/40 dark:bg-destructive/60 hover:translate-y-[-1px]",
         outline:
-          "border bg-background shadow-xs hover:bg-accent hover:text-accent-foreground dark:bg-input/30 dark:border-input dark:hover:bg-input/50",
+          "border bg-background shadow-sm hover:shadow-md hover:bg-accent hover:text-accent-foreground dark:bg-input/30 dark:border-input dark:hover:bg-input/50 hover:border-primary/50",
         secondary:
-          "bg-secondary text-secondary-foreground shadow-xs hover:bg-secondary/80",
+          "bg-secondary text-secondary-foreground shadow-sm hover:shadow-md hover:bg-secondary/80 hover:translate-y-[-1px]",
         ghost:
-          "hover:bg-accent hover:text-accent-foreground dark:hover:bg-accent/50",
-        link: "text-primary underline-offset-4 hover:underline",
+          "hover:bg-accent hover:text-accent-foreground dark:hover:bg-accent/50 hover:scale-[1.02]",
+        link: "text-primary underline-offset-4 hover:underline hover:text-primary/80",
+        gradient: 
+          "bg-gradient-to-r from-primary to-primary/80 text-primary-foreground shadow-sm hover:shadow-md hover:opacity-90 hover:translate-y-[-1px] transition-all duration-300",
       },
       size: {
         default: "h-9 px-4 py-2 has-[>svg]:px-3",
         sm: "h-8 rounded-md gap-1.5 px-3 has-[>svg]:px-2.5",
         lg: "h-10 rounded-md px-6 has-[>svg]:px-4",
-        icon: "size-9",
+        xl: "h-12 rounded-md px-8 text-base has-[>svg]:px-6",
+        icon: "size-9 p-0 aspect-square",
+        "icon-sm": "size-8 p-0 aspect-square rounded-md",
       },
+      animation: {
+        none: "",
+        pulse: "animate-pulse",
+        bounce: "animate-bounce",
+        spin: "[&_svg]:animate-spin",
+        fadeIn: "animate-in fade-in",
+      }
     },
     defaultVariants: {
       variant: "default",
       size: "default",
+      animation: "none",
     },
   }
 )
@@ -39,6 +51,7 @@ function Button({
   className,
   variant,
   size,
+  animation,
   asChild = false,
   ...props
 }: React.ComponentProps<"button"> &
@@ -50,7 +63,7 @@ function Button({
   return (
     <Comp
       data-slot="button"
-      className={cn(buttonVariants({ variant, size, className }))}
+      className={cn(buttonVariants({ variant, size, animation, className }))}
       {...props}
     />
   )
diff --git a/frontend/src/components/ui/card.tsx b/frontend/src/components/ui/card.tsx
index d05bbc6..9ec9328 100644
--- a/frontend/src/components/ui/card.tsx
+++ b/frontend/src/components/ui/card.tsx
@@ -2,12 +2,24 @@ import * as React from "react"
 
 import { cn } from "@/lib/utils"
 
-function Card({ className, ...props }: React.ComponentProps<"div">) {
+const cardVariants = {
+  default: "bg-card text-card-foreground flex flex-col gap-6 rounded-xl border py-6 shadow-sm transition-all duration-300",
+  interactive: "bg-card text-card-foreground flex flex-col gap-6 rounded-xl border py-6 shadow-sm hover:shadow-md transition-all duration-300 hover:border-primary/20 hover:translate-y-[-2px]",
+  elevated: "bg-card text-card-foreground flex flex-col gap-6 rounded-xl border-0 py-6 shadow-md transition-all duration-300",
+  outline: "bg-transparent text-card-foreground flex flex-col gap-6 rounded-xl border py-6 shadow-none transition-all duration-300",
+  gradient: "bg-gradient-to-br from-card to-background text-card-foreground flex flex-col gap-6 rounded-xl border py-6 shadow-sm transition-all duration-300",
+}
+
+interface CardProps extends React.ComponentProps<"div"> {
+  variant?: keyof typeof cardVariants;
+}
+
+function Card({ className, variant = "default", ...props }: CardProps) {
   return (
     <div
       data-slot="card"
       className={cn(
-        "bg-card text-card-foreground flex flex-col gap-6 rounded-xl border py-6 shadow-sm",
+        cardVariants[variant],
         className
       )}
       {...props}
@@ -20,7 +32,7 @@ function CardHeader({ className, ...props }: React.ComponentProps<"div">) {
     <div
       data-slot="card-header"
       className={cn(
-        "@container/card-header grid auto-rows-min grid-rows-[auto_auto] items-start gap-1.5 px-6 has-data-[slot=card-action]:grid-cols-[1fr_auto] [.border-b]:pb-6",
+        "@container/card-header grid auto-rows-min grid-rows-[auto_auto] items-start gap-1.5 px-6 has-data-[slot=card-action]:grid-cols-[1fr_auto] [.border-b]:pb-6 animate-in fade-in-50 duration-300",
         className
       )}
       {...props}
@@ -65,7 +77,7 @@ function CardContent({ className, ...props }: React.ComponentProps<"div">) {
   return (
     <div
       data-slot="card-content"
-      className={cn("px-6", className)}
+      className={cn("px-6 animate-in fade-in-50 duration-300 delay-75", className)}
       {...props}
     />
   )
@@ -75,7 +87,7 @@ function CardFooter({ className, ...props }: React.ComponentProps<"div">) {
   return (
     <div
       data-slot="card-footer"
-      className={cn("flex items-center px-6 [.border-t]:pt-6", className)}
+      className={cn("flex items-center px-6 [.border-t]:pt-6 animate-in fade-in-50 duration-300 delay-150", className)}
       {...props}
     />
   )
@@ -89,4 +101,5 @@ export {
   CardAction,
   CardDescription,
   CardContent,
+  cardVariants,
 }
diff --git a/frontend/src/components/ui/input.tsx b/frontend/src/components/ui/input.tsx
index 03295ca..91d3df1 100644
--- a/frontend/src/components/ui/input.tsx
+++ b/frontend/src/components/ui/input.tsx
@@ -2,20 +2,24 @@ import * as React from "react"
 
 import { cn } from "@/lib/utils"
 
-function Input({ className, type, ...props }: React.ComponentProps<"input">) {
-  return (
-    <input
-      type={type}
-      data-slot="input"
-      className={cn(
-        "file:text-foreground placeholder:text-muted-foreground selection:bg-primary selection:text-primary-foreground dark:bg-input/30 border-input flex h-9 w-full min-w-0 rounded-md border bg-transparent px-3 py-1 text-base shadow-xs transition-[color,box-shadow] outline-none file:inline-flex file:h-7 file:border-0 file:bg-transparent file:text-sm file:font-medium disabled:pointer-events-none disabled:cursor-not-allowed disabled:opacity-50 md:text-sm",
-        "focus-visible:border-ring focus-visible:ring-ring/50 focus-visible:ring-[3px]",
-        "aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive",
-        className
-      )}
-      {...props}
-    />
-  )
-}
+export interface InputProps
+  extends React.InputHTMLAttributes<HTMLInputElement> {}
+
+const Input = React.forwardRef<HTMLInputElement, InputProps>(
+  ({ className, type, ...props }, ref) => {
+    return (
+      <input
+        type={type}
+        className={cn(
+          "flex w-full rounded-md border border-input bg-background px-3 py-2 text-sm outline-none placeholder:text-muted-foreground focus-visible:border-primary/50 focus-visible:ring-2 focus-visible:ring-primary/20 disabled:cursor-not-allowed disabled:opacity-50 aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40 aria-invalid:border-destructive transition-all duration-200 shadow-sm hover:shadow-md hover:border-primary/30 file:border-0 file:bg-transparent file:text-sm file:font-medium",
+          className
+        )}
+        ref={ref}
+        {...props}
+      />
+    )
+  }
+)
+Input.displayName = "Input"
 
 export { Input }