diff --git a/src/webui/static/api.js b/src/webui/static/api.js
index 9ba45008..2c0e10e2 100644
--- a/src/webui/static/api.js
+++ b/src/webui/static/api.js
@@ -172,8 +172,94 @@ class YggdrasilUtils {
      * @returns {string} - Status text
      */
     static getPeerStatusText(up) {
+        const currentLang = window.getCurrentLanguage ? window.getCurrentLanguage() : 'en';
+        if (window.translations && window.translations[currentLang]) {
+            return up 
+                ? window.translations[currentLang]['peer_status_online'] || 'Online'
+                : window.translations[currentLang]['peer_status_offline'] || 'Offline';
+        }
         return up ? 'Online' : 'Offline';
     }
+
+    /**
+     * Format latency to human readable format
+     * @param {number} latency - Latency in nanoseconds
+     * @returns {string} - Formatted latency
+     */
+    static formatLatency(latency) {
+        if (!latency || latency === 0) return 'N/A';
+        const ms = latency / 1000000;
+        if (ms < 1) return `${(latency / 1000).toFixed(0)}μs`;
+        if (ms < 1000) return `${ms.toFixed(1)}ms`;
+        return `${(ms / 1000).toFixed(2)}s`;
+    }
+
+    /**
+     * Get direction text and icon
+     * @param {boolean} inbound - Whether connection is inbound
+     * @returns {Object} - Object with text and icon
+     */
+    static getConnectionDirection(inbound) {
+        const currentLang = window.getCurrentLanguage ? window.getCurrentLanguage() : 'en';
+        let text;
+        if (window.translations && window.translations[currentLang]) {
+            text = inbound 
+                ? window.translations[currentLang]['peer_direction_inbound'] || 'Inbound'
+                : window.translations[currentLang]['peer_direction_outbound'] || 'Outbound';
+        } else {
+            text = inbound ? 'Inbound' : 'Outbound';
+        }
+        return {
+            text: text,
+            icon: inbound ? '↓' : '↑'
+        };
+    }
+
+    /**
+     * Format port number for display
+     * @param {number} port - Port number
+     * @returns {string} - Formatted port
+     */
+    static formatPort(port) {
+        return port ? `Port ${port}` : 'N/A';
+    }
+
+    /**
+     * Get quality indicator based on cost
+     * @param {number} cost - Connection cost
+     * @returns {Object} - Object with class and text
+     */
+    static getQualityIndicator(cost) {
+        const currentLang = window.getCurrentLanguage ? window.getCurrentLanguage() : 'en';
+        let text;
+        if (window.translations && window.translations[currentLang]) {
+            if (!cost || cost === 0) {
+                text = window.translations[currentLang]['peer_quality_unknown'] || 'Unknown';
+                return { class: 'quality-unknown', text: text };
+            }
+            if (cost <= 100) {
+                text = window.translations[currentLang]['peer_quality_excellent'] || 'Excellent';
+                return { class: 'quality-excellent', text: text };
+            }
+            if (cost <= 200) {
+                text = window.translations[currentLang]['peer_quality_good'] || 'Good';
+                return { class: 'quality-good', text: text };
+            }
+            if (cost <= 400) {
+                text = window.translations[currentLang]['peer_quality_fair'] || 'Fair';
+                return { class: 'quality-fair', text: text };
+            }
+            text = window.translations[currentLang]['peer_quality_poor'] || 'Poor';
+            return { class: 'quality-poor', text: text };
+        }
+        
+        // Fallback to English
+        if (!cost || cost === 0) return { class: 'quality-unknown', text: 'Unknown' };
+        if (cost <= 100) return { class: 'quality-excellent', text: 'Excellent' };
+        if (cost <= 200) return { class: 'quality-good', text: 'Good' };
+        if (cost <= 400) return { class: 'quality-fair', text: 'Fair' };
+        return { class: 'quality-poor', text: 'Poor' };
+    }
 }
 
 // Create global API instance
diff --git a/src/webui/static/app.js b/src/webui/static/app.js
index 38f9eb82..7e44f93a 100644
--- a/src/webui/static/app.js
+++ b/src/webui/static/app.js
@@ -54,8 +54,10 @@ function updateNodeInfoDisplay(info) {
     // Update footer version
     updateElementText('footer-version', info.build_version || 'unknown');
     
-    // Update full key display (for copy functionality)
+    // Update full values for copy functionality
     updateElementData('node-key-full', info.key || '');
+    updateElementData('node-address', info.address || '');
+    updateElementData('node-subnet', info.subnet || '');
 }
 
 /**
@@ -75,7 +77,11 @@ function updatePeersDisplay(data) {
     updateElementText('peers-online', onlineCount.toString());
     
     if (!data.peers || data.peers.length === 0) {
-        peersContainer.innerHTML = '<div class="no-data">No peers connected</div>';
+        const currentLang = window.getCurrentLanguage ? window.getCurrentLanguage() : 'en';
+        const message = window.translations && window.translations[currentLang] 
+            ? window.translations[currentLang]['no_peers_connected'] || 'No peers connected'
+            : 'No peers connected';
+        peersContainer.innerHTML = `<div class="no-data">${message}</div>`;
         return;
     }
     
@@ -83,12 +89,24 @@ function updatePeersDisplay(data) {
         const peerElement = createPeerElement(peer);
         peersContainer.appendChild(peerElement);
     });
+    
+    // Update translations for newly added peer elements
+    if (typeof updateTexts === 'function') {
+        updateTexts();
+    }
 }
 
 // Expose update functions to window for access from other scripts
 window.updateNodeInfoDisplay = updateNodeInfoDisplay;
 window.updatePeersDisplay = updatePeersDisplay;
 
+// Expose copy functions to window for access from HTML onclick handlers
+window.copyNodeKey = copyNodeKey;
+window.copyNodeAddress = copyNodeAddress;
+window.copyNodeSubnet = copyNodeSubnet;
+window.copyPeerAddress = copyPeerAddress;
+window.copyPeerKey = copyPeerKey;
+
 /**
  * Create HTML element for a single peer
  */
@@ -98,21 +116,101 @@ function createPeerElement(peer) {
     
     const statusClass = yggUtils.getPeerStatusClass(peer.up);
     const statusText = yggUtils.getPeerStatusText(peer.up);
+    const direction = yggUtils.getConnectionDirection(peer.inbound);
+    const quality = yggUtils.getQualityIndicator(peer.cost);
+    const uptimeText = peer.uptime ? yggUtils.formatDuration(peer.uptime) : 'N/A';
+    const latencyText = yggUtils.formatLatency(peer.latency);
+    
+    // Get translations for labels
+    const currentLang = window.getCurrentLanguage ? window.getCurrentLanguage() : 'en';
+    const t = window.translations && window.translations[currentLang] ? window.translations[currentLang] : {};
+    
+    const labels = {
+        connection: t['peer_connection'] || 'Connection',
+        performance: t['peer_performance'] || 'Performance',
+        traffic: t['peer_traffic'] || 'Traffic',
+        uptime: t['peer_uptime'] || 'Uptime',
+        port: t['peer_port'] || 'Port',
+        priority: t['peer_priority'] || 'Priority',
+        latency: t['peer_latency'] || 'Latency',
+        cost: t['peer_cost'] || 'Cost',
+        quality: t['peer_quality'] || 'Quality',
+        received: t['peer_received'] || '↓ Received',
+        sent: t['peer_sent'] || '↑ Sent',
+        total: t['peer_total'] || 'Total',
+        remove: t['peer_remove'] || 'Remove'
+    };
     
     div.innerHTML = `
         <div class="peer-header">
-            <div class="peer-address">${peer.address || 'N/A'}</div>
-            <div class="peer-status ${statusClass}">${statusText}</div>
+            <div class="peer-address-section">
+                <div class="peer-address copyable" onclick="copyPeerAddress('${peer.address || ''}')" data-key-title="copy_address_tooltip">${peer.address || 'N/A'}</div>
+                <div class="peer-key copyable" onclick="copyPeerKey('${peer.key || ''}')" data-key-title="copy_key_tooltip">${yggUtils.formatPublicKey(peer.key) || 'N/A'}</div>
+            </div>
+            <div class="peer-status-section">
+                <div class="peer-status ${statusClass}">${statusText}</div>
+                <div class="peer-direction ${peer.inbound ? 'inbound' : 'outbound'}" title="${direction.text}">
+                    ${direction.icon} ${direction.text}
+                </div>
+            </div>
         </div>
         <div class="peer-details">
             <div class="peer-uri" title="${peer.remote || 'N/A'}">${peer.remote || 'N/A'}</div>
-            <div class="peer-stats">
-                <span>↓ ${yggUtils.formatBytes(peer.bytes_recvd || 0)}</span>
-                <span>↑ ${yggUtils.formatBytes(peer.bytes_sent || 0)}</span>
-                ${peer.up && peer.latency ? `<span>RTT: ${(peer.latency / 1000000).toFixed(1)}ms</span>` : ''}
+            <div class="peer-info-grid">
+                <div class="peer-info-section">
+                    <div class="peer-info-title">${labels.connection}</div>
+                    <div class="peer-info-stats">
+                        <span class="info-item">
+                            <span class="info-label">${labels.uptime}:</span>
+                            <span class="info-value">${uptimeText}</span>
+                        </span>
+                        <span class="info-item">
+                            <span class="info-label">${labels.port}:</span>
+                            <span class="info-value">${peer.port || 'N/A'}</span>
+                        </span>
+                        <span class="info-item">
+                            <span class="info-label">${labels.priority}:</span>
+                            <span class="info-value">${peer.priority !== undefined ? peer.priority : 'N/A'}</span>
+                        </span>
+                    </div>
+                </div>
+                <div class="peer-info-section">
+                    <div class="peer-info-title">${labels.performance}</div>
+                    <div class="peer-info-stats">
+                        <span class="info-item">
+                            <span class="info-label">${labels.latency}:</span>
+                            <span class="info-value">${latencyText}</span>
+                        </span>
+                        <span class="info-item">
+                            <span class="info-label">${labels.cost}:</span>
+                            <span class="info-value">${peer.cost !== undefined ? peer.cost : 'N/A'}</span>
+                        </span>
+                        <span class="info-item quality-indicator">
+                            <span class="info-label">${labels.quality}:</span>
+                            <span class="info-value ${quality.class}">${quality.text}</span>
+                        </span>
+                    </div>
+                </div>
+                <div class="peer-info-section">
+                    <div class="peer-info-title">${labels.traffic}</div>
+                    <div class="peer-info-stats">
+                        <span class="info-item">
+                            <span class="info-label">${labels.received}:</span>
+                            <span class="info-value">${yggUtils.formatBytes(peer.bytes_recvd || 0)}</span>
+                        </span>
+                        <span class="info-item">
+                            <span class="info-label">${labels.sent}:</span>
+                            <span class="info-value">${yggUtils.formatBytes(peer.bytes_sent || 0)}</span>
+                        </span>
+                        <span class="info-item">
+                            <span class="info-label">${labels.total}:</span>
+                            <span class="info-value">${yggUtils.formatBytes((peer.bytes_recvd || 0) + (peer.bytes_sent || 0))}</span>
+                        </span>
+                    </div>
+                </div>
             </div>
         </div>
-        ${peer.remote ? `<button class="peer-remove-btn" onclick="removePeerConfirm('${peer.remote}')">Remove</button>` : ''}
+        ${peer.remote ? `<button class="peer-remove-btn" onclick="removePeerConfirm('${peer.remote}')">${labels.remove}</button>` : ''}
     `;
     
     return div;
@@ -193,7 +291,11 @@ function updateElementData(id, data) {
 async function copyToClipboard(text) {
     try {
         await navigator.clipboard.writeText(text);
-        showSuccess('Copied to clipboard');
+        const currentLang = window.getCurrentLanguage ? window.getCurrentLanguage() : 'en';
+        const message = window.translations && window.translations[currentLang] 
+            ? window.translations[currentLang]['copied_to_clipboard'] || 'Copied to clipboard'
+            : 'Copied to clipboard';
+        showSuccess(message);
     } catch (error) {
         console.error('Failed to copy:', error);
         showError('Failed to copy to clipboard');
@@ -213,6 +315,50 @@ function copyNodeKey() {
     }
 }
 
+/**
+ * Copy node address to clipboard
+ */
+function copyNodeAddress() {
+    const element = document.getElementById('node-address');
+    if (element) {
+        const address = element.getAttribute('data-value') || element.textContent;
+        if (address && address !== 'N/A' && address !== 'Загрузка...') {
+            copyToClipboard(address);
+        }
+    }
+}
+
+/**
+ * Copy node subnet to clipboard
+ */
+function copyNodeSubnet() {
+    const element = document.getElementById('node-subnet');
+    if (element) {
+        const subnet = element.getAttribute('data-value') || element.textContent;
+        if (subnet && subnet !== 'N/A' && subnet !== 'Загрузка...') {
+            copyToClipboard(subnet);
+        }
+    }
+}
+
+/**
+ * Copy peer address to clipboard
+ */
+function copyPeerAddress(address) {
+    if (address && address !== 'N/A') {
+        copyToClipboard(address);
+    }
+}
+
+/**
+ * Copy peer key to clipboard
+ */
+function copyPeerKey(key) {
+    if (key && key !== 'N/A') {
+        copyToClipboard(key);
+    }
+}
+
 /**
  * Auto-refresh data
  */
@@ -250,7 +396,11 @@ async function initializeApp() {
         // Load initial data
         await Promise.all([loadNodeInfo(), loadPeers()]);
         
-        showSuccess('Dashboard loaded successfully');
+        const currentLang = window.getCurrentLanguage ? window.getCurrentLanguage() : 'en';
+        const message = window.translations && window.translations[currentLang] 
+            ? window.translations[currentLang]['dashboard_loaded'] || 'Dashboard loaded successfully'
+            : 'Dashboard loaded successfully';
+        showSuccess(message);
         
         // Start auto-refresh
         startAutoRefresh();
diff --git a/src/webui/static/index.html b/src/webui/static/index.html
index 00ea40ee..f25cae1a 100644
--- a/src/webui/static/index.html
+++ b/src/webui/static/index.html
@@ -34,106 +34,93 @@
             </div>
         </header>
 
-        <div class="layout">
-            <aside class="sidebar">
-                <nav class="nav-menu">
-                    <div class="nav-item active" onclick="showSection('status')">
-                        <span class="nav-icon">📊</span>
-                        <span class="nav-text" data-key="nav_status">Состояние</span>
-                    </div>
-                    <div class="nav-item" onclick="showSection('peers')">
-                        <span class="nav-icon">🌐</span>
-                        <span class="nav-text" data-key="nav_peers">Пиры</span>
-                    </div>
-                    <div class="nav-item" onclick="showSection('config')">
-                        <span class="nav-icon">⚙️</span>
-                        <span class="nav-text" data-key="nav_config">Конфигурация</span>
-                    </div>
-                </nav>
-            </aside>
+        <aside class="sidebar">
+            <nav class="nav-menu">
+                <div class="nav-item active" onclick="showSection('status')">
+                    <span class="nav-icon">📊</span>
+                    <span class="nav-text" data-key="nav_status">Состояние</span>
+                </div>
+                <div class="nav-item" onclick="showSection('peers')">
+                    <span class="nav-icon">🌐</span>
+                    <span class="nav-text" data-key="nav_peers">Пиры</span>
+                </div>
+                <div class="nav-item" onclick="showSection('config')">
+                    <span class="nav-icon">⚙️</span>
+                    <span class="nav-text" data-key="nav_config">Конфигурация</span>
+                </div>
+            </nav>
+        </aside>
 
-            <main class="main-content">
-                <div id="status-section" class="content-section active">
-                    <div class="status-card">
-                        <h2 data-key="status_title">Состояние узла</h2>
-                        <p data-key="status_description">Информация о текущем состоянии вашего узла Yggdrasil</p>
+        <main class="main-content">
+            <div id="status-section" class="content-section active">
+                <div class="info-grid">
+                    <div class="info-card">
+                        <h3 data-key="node_info">Информация об узле</h3>
+                        <p><span data-key="public_key">Публичный ключ</span>: <span id="node-key" class="copyable-field"
+                                data-key="loading" onclick="copyNodeKey()"
+                                data-key-title="copy_key_tooltip">Загрузка...</span></p>
+                        <p><span data-key="version">Версия</span>: <span id="node-version"
+                                data-key="loading">Загрузка...</span></p>
+                        <p><span data-key="routing_entries">Записей маршрутизации</span>: <span id="routing-entries"
+                                data-key="loading">Загрузка...</span></p>
+                        <span id="node-key-full" data-value="" style="display: none;"></span>
                     </div>
 
-                    <div class="info-grid">
-                        <div class="info-card">
-                            <h3 data-key="node_info">Информация об узле</h3>
-                            <p><span data-key="public_key">Публичный ключ</span>: <span id="node-key"
-                                    data-key="loading">Загрузка...</span> <button onclick="copyNodeKey()"
-                                    style="margin-left: 8px; font-size: 12px;">📋</button></p>
-                            <p><span data-key="version">Версия</span>: <span id="node-version"
-                                    data-key="loading">Загрузка...</span></p>
-                            <p><span data-key="routing_entries">Записей маршрутизации</span>: <span id="routing-entries"
-                                    data-key="loading">Загрузка...</span></p>
-                            <span id="node-key-full" data-value="" style="display: none;"></span>
-                        </div>
+                    <div class="info-card">
+                        <h3 data-key="network_info">Сетевая информация</h3>
+                        <p><span data-key="address">Адрес</span>: <span id="node-address" class="copyable-field"
+                                data-key="loading" onclick="copyNodeAddress()"
+                                data-key-title="copy_address_tooltip">Загрузка...</span>
+                        </p>
+                        <p><span data-key="subnet">Подсеть</span>: <span id="node-subnet" class="copyable-field"
+                                data-key="loading" onclick="copyNodeSubnet()"
+                                data-key-title="copy_address_tooltip">Загрузка...</span>
+                        </p>
+                    </div>
 
-                        <div class="info-card">
-                            <h3 data-key="network_info">Сетевая информация</h3>
-                            <p><span data-key="address">Адрес</span>: <span id="node-address"
-                                    data-key="loading">Загрузка...</span></p>
-                            <p><span data-key="subnet">Подсеть</span>: <span id="node-subnet"
-                                    data-key="loading">Загрузка...</span></p>
-                        </div>
+                    <div class="info-card">
+                        <h3 data-key="statistics">Статистика пиров</h3>
+                        <p><span data-key="total_peers">Всего пиров</span>: <span id="peers-count"
+                                data-key="loading">Загрузка...</span></p>
+                        <p><span data-key="online_peers">Онлайн пиров</span>: <span id="peers-online"
+                                data-key="loading">Загрузка...</span></p>
+                    </div>
+                </div>
+            </div>
 
-                        <div class="info-card">
-                            <h3 data-key="statistics">Статистика пиров</h3>
-                            <p><span data-key="total_peers">Всего пиров</span>: <span id="peers-count"
-                                    data-key="loading">Загрузка...</span></p>
-                            <p><span data-key="online_peers">Онлайн пиров</span>: <span id="peers-online"
-                                    data-key="loading">Загрузка...</span></p>
-                        </div>
+            <div id="peers-section" class="content-section">
+                <div class="info-grid">
+                    <div class="info-card">
+                        <h3 data-key="add_peer">Добавить пир</h3>
+                        <p data-key="add_peer_description">Подключение к новому узлу</p>
+                        <button onclick="addPeer()" class="action-btn" data-key="add_peer_btn">Добавить пир</button>
                     </div>
                 </div>
 
-                <div id="peers-section" class="content-section">
-                    <div class="status-card">
-                        <h2 data-key="peers_title">Управление пирами</h2>
-                        <p data-key="peers_description">Просмотр и управление соединениями с пирами</p>
-                    </div>
-
-                    <div class="info-grid">
-                        <div class="info-card">
-                            <h3 data-key="add_peer">Добавить пир</h3>
-                            <p data-key="add_peer_description">Подключение к новому узлу</p>
-                            <button onclick="addPeer()" class="action-btn" data-key="add_peer_btn">Добавить пир</button>
-                        </div>
-                    </div>
-
-                    <div class="peers-container">
-                        <h3 data-key="connected_peers">Подключенные пиры</h3>
-                        <div id="peers-list" class="peers-list">
-                            <div class="loading" data-key="loading">Загрузка...</div>
-                        </div>
+                <div class="peers-container">
+                    <h3 data-key="connected_peers">Подключенные пиры</h3>
+                    <div id="peers-list" class="peers-list">
+                        <div class="loading" data-key="loading">Загрузка...</div>
                     </div>
                 </div>
+            </div>
 
-                <div id="config-section" class="content-section">
-                    <div class="status-card">
-                        <h2 data-key="config_title">Конфигурация</h2>
-                        <p data-key="config_description">Настройки узла и параметры сети</p>
+            <div id="config-section" class="content-section">
+                <div class="info-grid">
+                    <div class="info-card">
+                        <h3 data-key="basic_settings">Основные настройки</h3>
+                        <p data-key="basic_settings_description">Базовая конфигурация узла</p>
+                        <small data-key="coming_soon">Функция в разработке...</small>
                     </div>
 
-                    <div class="info-grid">
-                        <div class="info-card">
-                            <h3 data-key="basic_settings">Основные настройки</h3>
-                            <p data-key="basic_settings_description">Базовая конфигурация узла</p>
-                            <small data-key="coming_soon">Функция в разработке...</small>
-                        </div>
-
-                        <div class="info-card">
-                            <h3 data-key="network_settings">Сетевые настройки</h3>
-                            <p data-key="network_settings_description">Параметры сетевого взаимодействия</p>
-                            <small data-key="coming_soon">Функция в разработке...</small>
-                        </div>
+                    <div class="info-card">
+                        <h3 data-key="network_settings">Сетевые настройки</h3>
+                        <p data-key="network_settings_description">Параметры сетевого взаимодействия</p>
+                        <small data-key="coming_soon">Функция в разработке...</small>
                     </div>
                 </div>
-            </main>
-        </div>
+            </div>
+        </main>
 
         <div class="mobile-controls">
             <div class="controls-group">
diff --git a/src/webui/static/lang/en.js b/src/webui/static/lang/en.js
index d3826993..c4bc3c39 100644
--- a/src/webui/static/lang/en.js
+++ b/src/webui/static/lang/en.js
@@ -51,5 +51,32 @@ window.translations.en = {
     'notification_warning': 'Warning',
     'notification_info': 'Information',
     'dashboard_loaded': 'Dashboard loaded successfully',
-    'welcome': 'Welcome'
+    'welcome': 'Welcome',
+    'copy_tooltip': 'Click to copy',
+    'copy_address_tooltip': 'Click to copy address',
+    'copy_key_tooltip': 'Click to copy key',
+    'copied_to_clipboard': 'Copied to clipboard',
+    'no_peers_connected': 'No peers connected',
+    'peer_connection': 'Connection',
+    'peer_performance': 'Performance',
+    'peer_traffic': 'Traffic',
+    'peer_uptime': 'Uptime',
+    'peer_port': 'Port',
+    'peer_priority': 'Priority',
+    'peer_latency': 'Latency',
+    'peer_cost': 'Cost',
+    'peer_quality': 'Quality',
+    'peer_received': '↓ Received',
+    'peer_sent': '↑ Sent',
+    'peer_total': 'Total',
+    'peer_remove': 'Remove',
+    'peer_status_online': 'Online',
+    'peer_status_offline': 'Offline',
+    'peer_direction_inbound': 'Inbound',
+    'peer_direction_outbound': 'Outbound',
+    'peer_quality_excellent': 'Excellent',
+    'peer_quality_good': 'Good',
+    'peer_quality_fair': 'Fair',
+    'peer_quality_poor': 'Poor',
+    'peer_quality_unknown': 'Unknown'
 }; 
\ No newline at end of file
diff --git a/src/webui/static/lang/ru.js b/src/webui/static/lang/ru.js
index bc52fd99..10fb59c0 100644
--- a/src/webui/static/lang/ru.js
+++ b/src/webui/static/lang/ru.js
@@ -37,7 +37,7 @@ window.translations.ru = {
     'network_settings': 'Сетевые настройки',
     'network_settings_description': 'Параметры сетевого взаимодействия',
     'coming_soon': 'Функция в разработке...',
-    'footer_text': '<strong>Yggdrasil Network</strong> • <span id="footer-version">loading...</span>',
+    'footer_text': '<strong>Yggdrasil Network</strong> • <span id="footer-version"></span>',
     'logout_confirm': 'Вы уверены, что хотите выйти?',
     'theme_light': 'Светлая тема',
     'theme_dark': 'Темная тема',
@@ -51,5 +51,32 @@ window.translations.ru = {
     'notification_warning': 'Предупреждение',
     'notification_info': 'Информация',
     'dashboard_loaded': 'Панель загружена успешно',
-    'welcome': 'Добро пожаловать'
+    'welcome': 'Добро пожаловать',
+    'copy_tooltip': 'Нажмите для копирования',
+    'copy_address_tooltip': 'Нажмите для копирования адреса',
+    'copy_key_tooltip': 'Нажмите для копирования ключа',
+    'copied_to_clipboard': 'Скопировано в буфер обмена',
+    'no_peers_connected': 'Пиры не подключены',
+    'peer_connection': 'Соединение',
+    'peer_performance': 'Производительность',
+    'peer_traffic': 'Трафик',
+    'peer_uptime': 'Время работы',
+    'peer_port': 'Порт',
+    'peer_priority': 'Приоритет',
+    'peer_latency': 'Задержка',
+    'peer_cost': 'Стоимость',
+    'peer_quality': 'Качество',
+    'peer_received': '↓ Получено',
+    'peer_sent': '↑ Отправлено',
+    'peer_total': 'Всего',
+    'peer_remove': 'Удалить',
+    'peer_status_online': 'Онлайн',
+    'peer_status_offline': 'Офлайн',
+    'peer_direction_inbound': 'Входящее',
+    'peer_direction_outbound': 'Исходящее',
+    'peer_quality_excellent': 'Отличное',
+    'peer_quality_good': 'Хорошее',
+    'peer_quality_fair': 'Приемлемое',
+    'peer_quality_poor': 'Плохое',
+    'peer_quality_unknown': 'Неизвестно'
 }; 
\ No newline at end of file
diff --git a/src/webui/static/main.js b/src/webui/static/main.js
index 6b47103a..c029d1e6 100644
--- a/src/webui/static/main.js
+++ b/src/webui/static/main.js
@@ -5,12 +5,15 @@
 
 // Global state variables
 let currentLanguage = localStorage.getItem('yggdrasil-language') || 'ru';
+
+// Export currentLanguage to window for access from other scripts
+window.getCurrentLanguage = () => currentLanguage;
 let currentTheme = localStorage.getItem('yggdrasil-theme') || 'light';
 
 // Elements that should not be overwritten by translations when they contain data
 const dataElements = [
     'node-key', 'node-version', 'routing-entries', 'node-address', 
-    'node-subnet', 'peers-count', 'peers-online'
+    'node-subnet', 'peers-count', 'peers-online', 'footer-version'
 ];
 
 /**
@@ -18,7 +21,7 @@ const dataElements = [
  */
 function hasDataContent(element) {
     const text = element.textContent.trim();
-    const loadingTexts = ['Loading...', 'Загрузка...', 'N/A', ''];
+    const loadingTexts = ['Loading...', 'Загрузка...', 'N/A', '', 'unknown'];
     return !loadingTexts.includes(text);
 }
 
@@ -39,12 +42,34 @@ function updateTexts() {
         if (window.translations && window.translations[currentLanguage] && window.translations[currentLanguage][key]) {
             // Special handling for footer_text which contains HTML
             if (key === 'footer_text') {
+                // Save current version value if it exists
+                const versionElement = document.getElementById('footer-version');
+                const currentVersion = versionElement ? versionElement.textContent : '';
+                
+                // Update footer text
                 element.innerHTML = window.translations[currentLanguage][key];
+                
+                // Restore version value if it was there
+                if (currentVersion && currentVersion !== '' && currentVersion !== 'unknown') {
+                    const newVersionElement = document.getElementById('footer-version');
+                    if (newVersionElement) {
+                        newVersionElement.textContent = currentVersion;
+                    }
+                }
             } else {
                 element.textContent = window.translations[currentLanguage][key];
             }
         }
     });
+    
+    // Handle title translations
+    const titleElements = document.querySelectorAll('[data-key-title]');
+    titleElements.forEach(element => {
+        const titleKey = element.getAttribute('data-key-title');
+        if (window.translations && window.translations[currentLanguage] && window.translations[currentLanguage][titleKey]) {
+            element.title = window.translations[currentLanguage][titleKey];
+        }
+    });
 }
 
 /**
diff --git a/src/webui/static/style.css b/src/webui/static/style.css
index d2379896..11597f87 100644
--- a/src/webui/static/style.css
+++ b/src/webui/static/style.css
@@ -123,19 +123,30 @@
 body {
     font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
     background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
-    min-height: 100vh;
+    height: 100vh;
     color: var(--text-primary);
+    overflow: hidden; /* Prevent body scroll */
 }
 
 .container {
-    max-width: 1200px;
-    margin: 0 auto;
-    padding: 20px;
+    display: grid;
+    grid-template-columns: 250px 1fr;
+    grid-template-rows: auto 1fr auto;
+    grid-template-areas: 
+        "header header"
+        "sidebar main"
+        "footer footer";
+    height: 100vh;
+    width: 100vw;
 }
 
 header {
-    margin-bottom: 40px;
+    grid-area: header;
     color: var(--text-white);
+    padding: 20px;
+    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
+    box-shadow: 0 2px 4px var(--shadow-medium);
+    z-index: 100;
 }
 
 .header-content {
@@ -244,8 +255,6 @@ header p {
     opacity: 0.9;
 }
 
-
-
 .action-btn {
     background: var(--bg-nav-active);
     color: var(--text-white);
@@ -419,19 +428,13 @@ header p {
     }
 }
 
-.layout {
-    display: flex;
-    gap: 20px;
-    margin-bottom: 20px;
-}
-
 .sidebar {
-    min-width: 250px;
+    grid-area: sidebar;
     background: var(--bg-sidebar);
-    border-radius: 4px;
     padding: 20px;
-    box-shadow: 0 2px 8px var(--shadow-heavy);
-    border: 1px solid var(--border-sidebar);
+    box-shadow: 2px 0 4px var(--shadow-light);
+    border-right: 1px solid var(--border-sidebar);
+    overflow-y: auto;
 }
 
 .nav-menu {
@@ -474,12 +477,10 @@ header p {
 }
 
 .main-content {
-    flex: 1;
+    grid-area: main;
     background: var(--bg-main-content);
-    border-radius: 4px;
     padding: 30px;
-    box-shadow: 0 2px 8px var(--shadow-dark);
-    border: 1px solid var(--border-main);
+    overflow-y: auto;
 }
 
 .content-section {
@@ -588,14 +589,26 @@ header p {
 }
 
 footer {
+    grid-area: footer;
     text-align: center;
     color: var(--text-white);
     opacity: 0.8;
+    padding: 15px;
+    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
+    border-top: 1px solid var(--border-footer);
 }
 
 @media (max-width: 768px) {
+    body {
+        overflow: auto; /* Allow body scroll on mobile */
+    }
+    
     .container {
+        display: block; /* Reset grid for mobile */
         padding: 10px;
+        height: auto;
+        width: auto;
+        min-height: 100vh;
     }
     
     .header-content {
@@ -616,6 +629,11 @@ footer {
         text-align: center;
     }
     
+    header {
+        padding: 20px 10px;
+        margin-bottom: 40px;
+    }
+    
     header h1 {
         font-size: 1.8rem;
     }
@@ -624,20 +642,13 @@ footer {
         font-size: 1rem;
     }
     
-    .layout {
-        flex-direction: column;
-        gap: 15px;
-    }
-    
-    .container {
-        display: flex;
-        flex-direction: column;
-    }
-    
     .sidebar {
         min-width: auto;
-        order: 1;
         padding: 15px;
+        border-right: none;
+        border-bottom: 1px solid var(--border-sidebar);
+        box-shadow: 0 2px 4px var(--shadow-light);
+        margin-bottom: 15px;
     }
     
     .nav-menu {
@@ -667,7 +678,9 @@ footer {
     
     .main-content {
         padding: 20px 15px;
-        order: 2;
+        overflow-y: visible;
+        height: auto;
+        margin-bottom: 15px;
     }
     
     .status-card {
@@ -721,31 +734,73 @@ footer {
         flex-direction: column;
         align-items: flex-start;
         gap: 8px;
+        margin-bottom: 0.5rem;
+    }
+    
+    .peer-address-section {
+        width: 100%;
     }
     
     .peer-address {
         font-size: 0.8rem;
         word-break: break-all;
+        margin-bottom: 0.125rem;
+    }
+    
+    .peer-key {
+        font-size: 0.7rem;
+    }
+    
+    .peer-status-section {
+        flex-direction: row;
+        align-items: center;
+        gap: 0.5rem;
+        align-self: flex-start;
     }
     
     .peer-status {
-        align-self: flex-start;
-        font-size: 0.75rem;
-        padding: 0.2rem 0.6rem;
+        font-size: 0.7rem;
+        padding: 0.2rem 0.5rem;
+    }
+    
+    .peer-direction {
+        font-size: 0.7rem;
+        padding: 0.15rem 0.4rem;
     }
     
     .peer-uri {
         font-size: 0.75rem;
+        padding: 0.375rem;
     }
     
-    .peer-stats {
-        flex-direction: column;
-        gap: 0.5rem;
+    .peer-info-grid {
+        grid-template-columns: 1fr;
+        gap: 0.75rem;
+        margin-top: 0.375rem;
+    }
+    
+    .peer-info-section {
+        padding: 0.5rem;
+    }
+    
+    .peer-info-title {
         font-size: 0.75rem;
+        margin-bottom: 0.375rem;
     }
     
-    .peer-stats span {
-        padding: 0.2rem 0.4rem;
+    .peer-info-stats {
+        gap: 0.25rem;
+    }
+    
+    .info-item {
+        font-size: 0.7rem;
+    }
+    
+    .info-label {
+        flex: 1;
+    }
+    
+    .info-value {
         font-size: 0.7rem;
     }
     
@@ -758,11 +813,10 @@ footer {
         display: flex;
         justify-content: center;
         margin: 0px 0px 20px 0px;
-        order: 3;
     }
     
     footer {
-        order: 4;
+        padding: 15px 10px;
     }
     
     .mobile-controls .controls-group {
@@ -882,6 +936,30 @@ footer {
     }
 }
 
+/* Alternative background solution for mobile devices */
+@media (max-width: 768px) {
+    html {
+        height: 100%;
+    }
+    
+    body {
+        position: relative;
+        background: none;
+        min-height: 100vh;
+    }
+    
+    body::before {
+        content: '';
+        position: fixed;
+        top: 0;
+        left: 0;
+        width: 100%;
+        height: 100%;
+        background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
+        z-index: -1;
+    }
+}
+
 /* Landscape orientation optimizations for mobile */
 @media (max-width: 768px) and (orientation: landscape) {
     .header-actions {
@@ -893,14 +971,18 @@ footer {
         display: none;
     }
     
-    .layout {
-        flex-direction: row;
+    .container {
+        display: grid;
+        grid-template-columns: 200px 1fr;
+        grid-template-rows: auto 1fr auto;
     }
     
     .sidebar {
-        order: 1;
         min-width: 200px;
         max-width: 250px;
+        border-right: 1px solid var(--border-sidebar);
+        border-bottom: none;
+        margin-bottom: 0;
     }
     
     .nav-menu {
@@ -918,8 +1000,7 @@ footer {
     }
     
     .main-content {
-        order: 2;
-        flex: 1;
+        overflow-y: auto;
     }
 } 
 
@@ -957,8 +1038,14 @@ footer {
 .peer-header {
     display: flex;
     justify-content: space-between;
-    align-items: center;
-    margin-bottom: 0.5rem;
+    align-items: flex-start;
+    margin-bottom: 0.75rem;
+    gap: 1rem;
+}
+
+.peer-address-section {
+    flex: 1;
+    min-width: 0;
 }
 
 .peer-address {
@@ -966,19 +1053,32 @@ footer {
     font-weight: bold;
     color: var(--text-heading);
     font-size: 0.9rem;
+    margin-bottom: 0.25rem;
+}
+
+.peer-key {
+    font-family: 'Courier New', monospace;
+    font-size: 0.8rem;
+    color: var(--text-muted);
+    word-break: break-all;
+}
+
+.peer-status-section {
+    display: flex;
+    flex-direction: column;
+    align-items: flex-end;
+    gap: 0.25rem;
 }
 
 .peer-status {
     padding: 0.25rem 0.75rem;
-    border-radius: 12px;
     font-size: 0.8rem;
     font-weight: bold;
+    white-space: nowrap;
 }
 
 .peer-status.status-online {
-    background: var(--bg-success);
     color: var(--text-success);
-    border: 1px solid var(--border-success);
 }
 
 .peer-status.status-offline {
@@ -987,8 +1087,24 @@ footer {
     border: 1px solid var(--border-error);
 }
 
+.peer-direction {
+    font-size: 0.75rem;
+    font-weight: 600;
+    padding: 0.2rem 0.5rem;
+    white-space: nowrap;
+}
+
+.peer-direction.inbound {
+    background: var(--bg-nav-item);
+    color: var(--text-nav);
+}
+
+.peer-direction.outbound {
+    background: var(--bg-nav-item);
+    color: var(--text-nav);
+}
+
 [data-theme="dark"] .peer-status.status-online {
-    background: var(--bg-success);
     color: var(--text-success);
 }
 
@@ -1000,7 +1116,7 @@ footer {
 .peer-details {
     display: flex;
     flex-direction: column;
-    gap: 0.5rem;
+    gap: 0.75rem;
 }
 
 .peer-uri {
@@ -1008,20 +1124,78 @@ footer {
     font-size: 0.85rem;
     color: var(--text-muted);
     word-break: break-all;
-}
-
-.peer-stats {
-    display: flex;
-    gap: 1rem;
-    font-size: 0.8rem;
-    color: var(--text-muted);
-}
-
-.peer-stats span {
+    padding: 0.5rem;
     background: var(--bg-nav-item);
-    padding: 0.25rem 0.5rem;
     border-radius: 4px;
-    border: 1px solid var(--border-card);
+    border: 1px solid var(--border-nav-item);
+}
+
+.peer-info-grid {
+    display: grid;
+    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
+    gap: 1rem;
+    margin-top: 0.5rem;
+}
+
+.peer-info-section {
+    background: var(--bg-nav-item);
+    border: 1px solid var(--border-nav-item);
+    border-radius: 6px;
+    padding: 0.75rem;
+}
+
+.peer-info-title {
+    font-weight: 600;
+    font-size: 0.85rem;
+    color: var(--text-heading);
+    margin-bottom: 0.5rem;
+    text-transform: uppercase;
+    letter-spacing: 0.5px;
+}
+
+.peer-info-stats {
+    display: flex;
+    flex-direction: column;
+    gap: 0.375rem;
+}
+
+.info-item {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    font-size: 0.8rem;
+}
+
+.info-label {
+    color: var(--text-body);
+    font-weight: 500;
+}
+
+.info-value {
+    font-family: 'Courier New', monospace;
+    font-weight: bold;
+    color: var(--text-heading);
+}
+
+/* Quality indicators */
+.quality-excellent .info-value {
+    color: var(--text-success);
+}
+
+.quality-good .info-value {
+    color: var(--bg-nav-active);
+}
+
+.quality-fair .info-value {
+    color: var(--text-warning);
+}
+
+.quality-poor .info-value {
+    color: var(--text-error);
+}
+
+.quality-unknown .info-value {
+    color: var(--text-muted);
 }
 
 .peer-remove-btn {
@@ -1062,6 +1236,41 @@ footer {
     color: var(--text-heading);
 }
 
+/* Copyable fields styling */
+.copyable-field {
+    cursor: pointer;
+    padding: 2px 4px;
+    border-radius: 3px;
+    transition: all 0.2s ease;
+    position: relative;
+}
+
+.copyable-field:hover {
+    background: var(--bg-nav-hover);
+    color: var(--border-hover);
+}
+
+.copyable-field:active {
+    transform: scale(0.98);
+}
+
+/* Peer copyable fields */
+.peer-address.copyable, .peer-key.copyable {
+    cursor: pointer;
+    padding: 2px 4px;
+    border-radius: 3px;
+    transition: all 0.2s ease;
+}
+
+.peer-address.copyable:hover, .peer-key.copyable:hover {
+    background: var(--bg-nav-hover);
+    color: var(--border-hover);
+}
+
+.peer-address.copyable:active, .peer-key.copyable:active {
+    transform: scale(0.98);
+}
+
 /* Copy button styling */
 button[onclick="copyNodeKey()"] {
     background: var(--bg-nav-item);