diff --git a/achievements.js b/achievements.js
index a60f93d..9e793e9 100644
--- a/achievements.js
+++ b/achievements.js
@@ -105,35 +105,126 @@ function hideAchievements() {
     }
 }
 
+// Doom-style cheat code toggle
+const CHEAT_CODE = 'IDKFA';
+let cheatCodeIndex = 0;
+let cheatCodeTimer;
+
 // Initialize achievements
 function initializeAchievements() {
     // Check if achievements were enabled before
     achievementsEnabled = JSON.parse(localStorage.getItem('achievementsEnabled') || 'false');
     
-    // Add hidden toggle button
-    const hiddenToggle = document.createElement('button');
-    hiddenToggle.className = 'hidden';
-    hiddenToggle.style.cssText = `
-        position: fixed;
-        bottom: -100px;
-        right: -100px;
-        width: 50px;
-        height: 50px;
-        background: transparent;
-        border: none;
-        cursor: pointer;
-        transition: transform 0.3s;
-    `;
+    // Initialize particle effects
+    const particleContainer = document.getElementById('particleContainer');
+    let particles = [];
     
-    hiddenToggle.onclick = () => {
-        toggleAchievements();
-        hiddenToggle.style.transform = 'translate(-50px, -50px)';
-        setTimeout(() => {
-            hiddenToggle.style.transform = '';
-        }, 1000);
-    };
+    function createParticle() {
+        const particle = document.createElement('div');
+        particle.className = 'particle';
+        
+        // Random position
+        particle.style.left = Math.random() * 100 + 'vw';
+        particle.style.top = Math.random() * 100 + 'vh';
+        
+        // Random size
+        const size = Math.random() * 2 + 2;
+        particle.style.width = size + 'px';
+        particle.style.height = size + 'px';
+        
+        // Random color
+        const colors = ['#4a6cf7', '#6355f7', '#3a56d4', '#2839b0'];
+        particle.style.background = colors[Math.floor(Math.random() * colors.length)];
+        
+        particleContainer.appendChild(particle);
+        particles.push(particle);
+    }
     
-    document.body.appendChild(hiddenToggle);
+    // Create initial particles
+    for (let i = 0; i < 50; i++) {
+        createParticle();
+    }
+    
+    // Add cheat code input listener
+    document.addEventListener('keydown', (e) => {
+        // Reset timer if no key was pressed in 2 seconds
+        if (cheatCodeTimer) {
+            clearTimeout(cheatCodeTimer);
+        }
+        
+        cheatCodeTimer = setTimeout(() => {
+            cheatCodeIndex = 0;
+        }, 2000);
+        
+        // Check if key matches current position in cheat code
+        if (e.key.toUpperCase() === CHEAT_CODE[cheatCodeIndex]) {
+            cheatCodeIndex++;
+            
+            // If complete code entered
+            if (cheatCodeIndex === CHEAT_CODE.length) {
+                // Show achievement unlocked animation
+                const achievementToast = document.createElement('div');
+                achievementToast.className = 'fixed bottom-4 right-4 bg-white rounded-lg shadow-lg p-4 w-64 flex items-center text-green-500';
+                achievementToast.innerHTML = `
+                    <div class="flex-1">
+                        <h3 class="font-bold text-lg">Achievement Unlocked!</h3>
+                        <p class="text-gray-600">"IDKFA" cheat code activated</p>
+                    </div>
+                    <i class="fas fa-trophy text-2xl ml-4"></i>
+                `;
+                document.body.appendChild(achievementToast);
+                
+                // Play achievement sound
+                const audio = new Audio('https://www.soundhelix.com/examples/mp3/SoundHelix-Song-1.mp3');
+                audio.play();
+                
+                // Create burst of particles
+                for (let i = 0; i < 20; i++) {
+                    createParticle();
+                }
+                
+                // Enable achievements
+                toggleAchievements();
+                
+                // Reset cheat code
+                cheatCodeIndex = 0;
+                
+                // Remove achievement toast after 3 seconds
+                setTimeout(() => {
+                    achievementToast.remove();
+                }, 3000);
+            }
+        } else {
+            // Reset cheat code if wrong key pressed
+            cheatCodeIndex = 0;
+        }
+    });
+    
+    // Update progress bars
+    async function updateProgressBars() {
+        try {
+            const response = await fetch('/api/visitor-stats');
+            const stats = await response.json();
+            
+            // Calculate progress for each achievement
+            const achievements = Object.values(ACHIEVEMENTS);
+            
+            achievements.forEach((achievement, index) => {
+                if (achievement.period === "monthly") {
+                    const progress = Math.min((stats.monthly_visits / achievement.threshold) * 100, 100);
+                    const progressBar = document.getElementById(`achievement${index + 1}Progress`);
+                    if (progressBar) {
+                        progressBar.style.width = `${progress}%`;
+                    }
+                }
+            });
+        } catch (error) {
+            console.error('Error updating progress bars:', error);
+        }
+    }
+    
+    // Update progress bars every 5 seconds
+    setInterval(updateProgressBars, 5000);
     
     // Check achievements when enabled
     if (achievementsEnabled) {
diff --git a/index.html b/index.html
index 134c108..6d61f90 100644
--- a/index.html
+++ b/index.html
@@ -17,22 +17,31 @@
 
         /* Achievements styles */
         #achievementsDisplay {
-            position: fixed;
-            top: 10px;
-            right: 10px;
-            background: white;
-            padding: 1rem;
-            border-radius: 0.5rem;
-            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
+            width: 100%;
+            max-width: 1200px;
+            margin: 0 auto;
+            background: rgba(255, 255, 255, 0.95);
+            padding: 2rem;
+            border-radius: 20px;
+            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
+            backdrop-filter: blur(10px);
+            border: 1px solid rgba(255, 255, 255, 0.1);
             display: none;
-            z-index: 1000;
+            margin-bottom: 2rem;
         }
 
         .achievement-item {
             display: flex;
             align-items: center;
-            padding: 0.5rem;
-            border-bottom: 1px solid #eee;
+            padding: 1.5rem;
+            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
+            transition: all 0.3s ease;
+            cursor: pointer;
+        }
+
+        .achievement-item:hover {
+            background: rgba(255, 255, 255, 0.1);
+            transform: translateX(10px);
         }
 
         .achievement-item:last-child {
@@ -40,8 +49,85 @@
         }
 
         .achievement-icon {
+            font-size: 2rem;
+            margin-right: 1.5rem;
+            animation: float 3s ease-in-out infinite;
+        }
+
+        .achievement-content {
+            flex: 1;
+        }
+
+        .achievement-title {
             font-size: 1.5rem;
-            margin-right: 0.75rem;
+            font-weight: bold;
+            margin-bottom: 0.5rem;
+        }
+
+        .achievement-description {
+            color: #666;
+            font-size: 0.9rem;
+        }
+
+        .achievement-progress {
+            width: 100%;
+            height: 4px;
+            background: #eee;
+            border-radius: 2px;
+            margin-top: 1rem;
+            overflow: hidden;
+        }
+
+        .achievement-progress-bar {
+            height: 100%;
+            background: linear-gradient(90deg, #4a6cf7, #6355f7);
+            width: 0;
+            transition: width 0.5s ease;
+        }
+
+        @keyframes float {
+            0% {
+                transform: translateY(0px);
+            }
+            50% {
+                transform: translateY(-10px);
+            }
+            100% {
+                transform: translateY(0px);
+            }
+        }
+
+        /* Particle effects */
+        .particle-container {
+            position: absolute;
+            top: 0;
+            left: 0;
+            width: 100%;
+            height: 100%;
+            pointer-events: none;
+        }
+
+        .particle {
+            position: absolute;
+            width: 4px;
+            height: 4px;
+            background: rgba(255, 255, 255, 0.8);
+            border-radius: 50%;
+            animation: particle 2s infinite;
+        }
+
+        @keyframes particle {
+            0% {
+                transform: translateY(0) translateX(0) scale(1);
+                opacity: 0;
+            }
+            50% {
+                opacity: 1;
+            }
+            100% {
+                transform: translateY(100vh) translateX(100vw) scale(0);
+                opacity: 0;
+            }
         }
     </style>
     <script>
@@ -617,34 +703,49 @@
             });
         });
     </script>
+    <!-- Particle effects container -->
+    <div class="particle-container" id="particleContainer"></div>
+
     <!-- Achievements display -->
     <div id="achievementsDisplay">
         <div class="achievement-item">
             <i class="fas fa-star achievement-icon text-yellow-500"></i>
-            <div>
-                <h4 class="font-bold">Nováček</h4>
-                <p class="text-sm text-gray-600">První návštěva na portálu</p>
+            <div class="achievement-content">
+                <h4 class="achievement-title">Nováček</h4>
+                <p class="achievement-description">První návštěva na portálu</p>
+                <div class="achievement-progress">
+                    <div class="achievement-progress-bar" id="achievement1Progress"></div>
+                </div>
             </div>
         </div>
         <div class="achievement-item">
             <i class="fas fa-clock-rotate-left achievement-icon text-blue-500"></i>
-            <div>
-                <h4 class="font-bold">Pravidelný návštěvník</h4>
-                <p class="text-sm text-gray-600">10 návštěv za měsíc</p>
+            <div class="achievement-content">
+                <h4 class="achievement-title">Pravidelný návštěvník</h4>
+                <p class="achievement-description">10 návštěv za měsíc</p>
+                <div class="achievement-progress">
+                    <div class="achievement-progress-bar" id="achievement2Progress"></div>
+                </div>
             </div>
         </div>
         <div class="achievement-item">
             <i class="fas fa-rocket achievement-icon text-purple-500"></i>
-            <div>
-                <h4 class="font-bold">Power User</h4>
-                <p class="text-sm text-gray-600">50 návštěv za měsíc</p>
+            <div class="achievement-content">
+                <h4 class="achievement-title">Power User</h4>
+                <p class="achievement-description">50 návštěv za měsíc</p>
+                <div class="achievement-progress">
+                    <div class="achievement-progress-bar" id="achievement3Progress"></div>
+                </div>
             </div>
         </div>
         <div class="achievement-item">
             <i class="fas fa-award achievement-icon text-gold"></i>
-            <div>
-                <h4 class="font-bold">Super Fan</h4>
-                <p class="text-sm text-gray-600">100 návštěv za měsíc</p>
+            <div class="achievement-content">
+                <h4 class="achievement-title">Super Fan</h4>
+                <p class="achievement-description">100 návštěv za měsíc</p>
+                <div class="achievement-progress">
+                    <div class="achievement-progress-bar" id="achievement4Progress"></div>
+                </div>
             </div>
         </div>
     </div>