Enhance UI, remove unused code

crypto_vault_extension/background.js

@@ -10,6 +10,8 @@ function toHex(uint8Array) {
     .join('');
 }
 
+
+
 // Session persistence functions
 async function saveSession(keyspace) {
   currentSession = { keyspace, timestamp: Date.now() };

crypto_vault_extension/content.js

@@ -1,89 +0,0 @@
-// Content script for potential webpage integration
-// This can be used to inject CryptoVault functionality into webpages
-
-(function() {
-  'use strict';
-
-  // Create a bridge between webpage and extension
-  const cryptoVaultBridge = {
-    async isAvailable() {
-      try {
-        const response = await chrome.runtime.sendMessage({ action: 'getStatus' });
-        return response.success && response.status;
-      } catch (error) {
-        return false;
-      }
-    },
-
-    async sign(message) {
-      try {
-        const response = await chrome.runtime.sendMessage({ 
-          action: 'sign', 
-          message: Array.from(new TextEncoder().encode(message))
-        });
-        return response.success ? response.signature : null;
-      } catch (error) {
-        console.error('CryptoVault sign error:', error);
-        return null;
-      }
-    },
-
-    async getPublicKey() {
-      try {
-        const response = await chrome.runtime.sendMessage({ action: 'getCurrentKeypairPublicKey' });
-        return response.success ? response.publicKey : null;
-      } catch (error) {
-        console.error('CryptoVault getPublicKey error:', error);
-        return null;
-      }
-    }
-  };
-
-  // Expose to window for webpage access (optional)
-  if (window.location.protocol === 'https:' || window.location.hostname === 'localhost') {
-    window.cryptoVault = cryptoVaultBridge;
-    
-    // Dispatch event to let webpage know CryptoVault is available
-    window.dispatchEvent(new CustomEvent('cryptovault-ready', {
-      detail: { available: true }
-    }));
-  }
-
-  // Listen for messages from webpage
-  window.addEventListener('message', async (event) => {
-    if (event.source !== window || !event.data.cryptoVault) return;
-
-    const { action, id, data } = event.data;
-    let result;
-
-    try {
-      switch (action) {
-        case 'sign':
-          result = await cryptoVaultBridge.sign(data.message);
-          break;
-        case 'getPublicKey':
-          result = await cryptoVaultBridge.getPublicKey();
-          break;
-        case 'isAvailable':
-          result = await cryptoVaultBridge.isAvailable();
-          break;
-        default:
-          throw new Error('Unknown action: ' + action);
-      }
-
-      window.postMessage({
-        cryptoVaultResponse: true,
-        id,
-        success: true,
-        result
-      }, '*');
-    } catch (error) {
-      window.postMessage({
-        cryptoVaultResponse: true,
-        id,
-        success: false,
-        error: error.message
-      }, '*');
-    }
-  });
-})();

crypto_vault_extension/manifest.json

@@ -14,12 +14,7 @@
     "type": "module"
   },
 
-  "content_scripts": [
+
-    {
-      "matches": ["<all_urls>"],
-      "js": ["content.js"]
-    }
-  ],
 
   "action": {
     "default_popup": "popup.html",

crypto_vault_extension/popup.html

@@ -99,32 +99,7 @@
         </div>
       </div>
 
-      <!-- Selected Keypair Info - Hidden from user -->
+
-      <div class="card hidden completely-hidden" id="selectedKeypairCard">
-        <h3>Selected Keypair</h3>
-        <div class="keypair-info">
-          <div class="info-row">
-            <label>Name:</label>
-            <span id="selectedName">-</span>
-          </div>
-          <div class="info-row">
-            <label>Type:</label>
-            <span id="selectedType">-</span>
-          </div>
-          <div class="info-row">
-            <label>Public Key:</label>
-            <div class="public-key-container">
-              <code id="selectedPublicKey">-</code>
-              <button id="copyPublicKeyBtn" class="btn-copy" title="Copy to clipboard">
-                <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
-                  <rect x="9" y="9" width="13" height="13" rx="2" ry="2"></rect>
-                  <path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"></path>
-                </svg>
-              </button>
-            </div>
-          </div>
-        </div>
-      </div>
 
       <!-- Crypto Operations -->
       <div class="card">
@@ -202,11 +177,7 @@
       </div>
     </section>
 
-    <!-- Loading Overlay -->
+
-    <div class="loading-overlay hidden" id="loadingOverlay">
-      <div class="spinner"></div>
-      <p>Processing...</p>
-    </div>
 
 
   </div>

crypto_vault_extension/popup.js

@@ -58,10 +58,7 @@ function getToastIcon(type) {
   }
 }
 
-function showLoading(show = true) {
+
-  const overlay = document.getElementById('loadingOverlay');
-  overlay.classList.toggle('hidden', !show);
-}
 
 // Enhanced loading states for buttons
 function setButtonLoading(button, loading = true) {
@@ -162,7 +159,6 @@ const elements = {
   addKeypairBtn: document.getElementById('addKeypairBtn'),
   cancelAddKeypairBtn: document.getElementById('cancelAddKeypairBtn'),
   keypairsList: document.getElementById('keypairsList'),
-  selectedKeypairCard: document.getElementById('selectedKeypairCard'),
 
   // Sign tab
   messageInput: document.getElementById('messageInput'),
@@ -389,9 +385,6 @@ function initializeTabs() {
       button.classList.add('active');
       document.getElementById(`${targetTab}-tab`).classList.add('active');
 
-      // Scroll the selected tab into view
-      scrollTabIntoView(button);
-
       // Clear results when switching tabs
       clearTabResults();
 
@@ -404,12 +397,7 @@ function initializeTabs() {
   initializeInputValidation();
 }
 
-function scrollTabIntoView(selectedTab) {
+
-  // Simple scroll into view
-  if (selectedTab) {
-    selectedTab.scrollIntoView({ behavior: 'smooth', inline: 'center' });
-  }
-}
 
 function clearTabResults() {
   // Hide all result sections (with null checks)
@@ -500,14 +488,7 @@ function clearVaultState() {
   selectedKeypairId = null;
   updateButtonStates();
 
-  // Clear selected keypair info (hidden elements) with null checks
-  const selectedName = document.getElementById('selectedName');
-  const selectedType = document.getElementById('selectedType');
-  const selectedPublicKey = document.getElementById('selectedPublicKey');
 
-  if (selectedName) selectedName.textContent = '-';
-  if (selectedType) selectedType.textContent = '-';
-  if (selectedPublicKey) selectedPublicKey.textContent = '-';
 
   // Hide add keypair form if open
   hideAddKeypairForm();
@@ -593,7 +574,6 @@ async function login() {
 }
 
 async function lockSession() {
-  showLoading(true);
   try {
     await sendMessage('lockSession');
     currentKeyspace = null;
@@ -609,8 +589,6 @@ async function lockSession() {
     showToast('Session locked', 'info');
   } catch (error) {
     showToast('Error: ' + error.message, 'error');
-  } finally {
-    showLoading(false);
   }
 }
 
@@ -685,25 +663,38 @@ function renderKeypairs(keypairs) {
       : keypair.metadata;
 
     return `
-      <div class="keypair-item" data-id="${keypair.id}">
+      <div class="keypair-item" data-keypair-id="${keypair.id}" role="button" tabindex="0">
         <div class="keypair-info">
-          <div class="keypair-name">${metadata.name || 'Unnamed'}</div>
+          <div class="keypair-header">
-          <div class="keypair-type">${keypair.key_type}</div>
+            <div class="keypair-name">${metadata.name || 'Unnamed'}</div>
+            <div class="keypair-type">${keypair.key_type}</div>
+          </div>
         </div>
-        <button class="btn btn-small select-btn" data-keypair-id="${keypair.id}">
-          Select
-        </button>
       </div>
     `;
   }).join('');
 
-  // Add event listeners to all select buttons
+  // Add event listeners to all keypair cards
-  container.querySelectorAll('.select-btn').forEach(button => {
+  container.querySelectorAll('.keypair-item').forEach(card => {
-    button.addEventListener('click', (e) => {
+    card.addEventListener('click', (e) => {
-      const keypairId = e.target.getAttribute('data-keypair-id');
+      const keypairId = e.currentTarget.getAttribute('data-keypair-id');
       selectKeypair(keypairId);
     });
+
+    // Add keyboard support
+    card.addEventListener('keydown', (e) => {
+      if (e.key === 'Enter' || e.key === ' ') {
+        e.preventDefault();
+        const keypairId = e.currentTarget.getAttribute('data-keypair-id');
+        selectKeypair(keypairId);
+      }
+    });
   });
+
+  // Restore selection state if there was a previously selected keypair
+  if (selectedKeypairId) {
+    updateKeypairSelection(selectedKeypairId);
+  }
 }
 
 async function selectKeypair(keyId) {
@@ -720,13 +711,6 @@ async function selectKeypair(keyId) {
     const publicKeyResponse = await sendMessage('getCurrentKeypairPublicKey');
 
     if (metadataResponse && metadataResponse.success && publicKeyResponse && publicKeyResponse.success) {
-      const metadata = metadataResponse.metadata;
-
-      // Store the details in hidden elements for internal use
-      document.getElementById('selectedName').textContent = metadata.name || 'Unnamed';
-      document.getElementById('selectedType').textContent = metadata.key_type;
-      document.getElementById('selectedPublicKey').textContent = publicKeyResponse.publicKey;
-
       // Enable sign button if message is entered
       updateButtonStates();
     } else {
@@ -748,23 +732,17 @@ async function selectKeypair(keyId) {
 }
 
 function updateKeypairSelection(selectedId) {
-  // Remove previous selection styling
+  // Remove previous selection styling from all keypair items
   const allKeypairs = document.querySelectorAll('.keypair-item');
   allKeypairs.forEach(item => {
     item.classList.remove('selected');
-    const button = item.querySelector('.select-btn');
-    button.textContent = 'Select';
-    button.classList.remove('selected');
   });
 
   // Add selection styling to the selected keypair (if any)
   if (selectedId) {
-    const selectedKeypair = document.querySelector(`[data-id="${selectedId}"]`);
+    const selectedKeypair = document.querySelector(`[data-keypair-id="${selectedId}"]`);
     if (selectedKeypair) {
       selectedKeypair.classList.add('selected');
-      const button = selectedKeypair.querySelector('.select-btn');
-      button.textContent = 'Selected';
-      button.classList.add('selected');
     }
   }
 }
@@ -949,5 +927,3 @@ async function verifySignature() {
     elements.verifyResult.classList.add('hidden');
   }
 }
-
-// selectKeypair is now handled via event listeners, no need for global access

crypto_vault_extension/styles/popup.css

@@ -1,30 +1,40 @@
-/* CSS Variables for theming */
+/* Enhanced CSS Variables for harmonious theming */
 :root {
-  /* Light theme colors */
+  /* Core color foundation - mathematically harmonious */
-  --bg-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  --primary-hue: 235;
-  --bg-secondary: rgba(255, 255, 255, 0.95);
+  --primary-saturation: 65%;
+  --secondary-hue: 200;
+  --accent-hue: 160;
+
+  /* Light theme - clean and professional */
+  --bg-primary: linear-gradient(135deg, hsl(var(--primary-hue), 15%, 96%) 0%, hsl(var(--secondary-hue), 20%, 94%) 100%);
+  --bg-secondary: rgba(255, 255, 255, 0.98);
   --bg-card: rgba(255, 255, 255, 0.95);
-  --bg-input: rgba(255, 255, 255, 0.8);
+  --bg-input: hsl(var(--primary-hue), 20%, 98%);
-  --bg-button: rgba(255, 255, 255, 0.2);
+  --bg-button-primary: hsl(var(--primary-hue), var(--primary-saturation), 55%);
-  --bg-button-secondary: rgba(255, 255, 255, 0.15);
+  --bg-button-secondary: hsl(var(--primary-hue), 15%, 92%);
   --bg-button-ghost: transparent;
 
-  --text-primary: #2d3748;
+  --text-primary: hsl(var(--primary-hue), 25%, 15%);
-  --text-secondary: #4a5568;
+  --text-secondary: hsl(var(--primary-hue), 15%, 35%);
-  --text-muted: #666;
+  --text-muted: hsl(var(--primary-hue), 10%, 55%);
   --text-inverse: white;
+  --text-button-primary: white;
+  --text-button-secondary: hsl(var(--primary-hue), 25%, 25%);
 
-  --border-color: rgba(255, 255, 255, 0.3);
+  --border-color: hsl(var(--primary-hue), 20%, 88%);
-  --border-input: rgba(255, 255, 255, 0.3);
+  --border-input: hsl(var(--primary-hue), 15%, 82%);
-  --border-focus: #667eea;
+  --border-focus: hsl(var(--primary-hue), var(--primary-saturation), 55%);
 
-  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.1);
+  --shadow-card: 0 4px 20px hsla(var(--primary-hue), 30%, 20%, 0.08);
-  --shadow-button: 0 8px 25px rgba(79, 70, 229, 0.4);
+  --shadow-button: 0 2px 8px hsla(var(--primary-hue), var(--primary-saturation), 55%, 0.25);
+  --shadow-button-hover: 0 4px 16px hsla(var(--primary-hue), var(--primary-saturation), 55%, 0.35);
 
-  --accent-success: #10b981;
+  /* Harmonious accent colors */
-  --accent-error: #ef4444;
+  --accent-success: hsl(var(--accent-hue), 65%, 45%);
-  --accent-warning: #f59e0b;
+  --accent-error: hsl(0, 70%, 55%);
-  --accent-info: #3b82f6;
+  --accent-warning: hsl(35, 85%, 55%);
+  --accent-info: hsl(var(--secondary-hue), 70%, 55%);
 
   /* Spacing system */
   --spacing-xs: 4px;
@@ -36,107 +46,95 @@
   --spacing-3xl: 32px;
 }
 
-/* Dark theme colors */
+/* Dark theme - harmonious complement to light theme */
 [data-theme="dark"] {
-  --bg-primary: linear-gradient(135deg, #1a202c 0%, #2d3748 100%);
+  --bg-primary: linear-gradient(135deg, hsl(var(--primary-hue), 20%, 8%) 0%, hsl(var(--secondary-hue), 15%, 12%) 100%);
-  --bg-secondary: rgba(26, 32, 44, 0.95);
+  --bg-secondary: hsla(var(--primary-hue), 25%, 10%, 0.98);
-  --bg-card: rgba(45, 55, 72, 0.95);
+  --bg-card: hsla(var(--primary-hue), 20%, 14%, 0.95);
-  --bg-input: rgba(74, 85, 104, 0.8);
+  --bg-input: hsl(var(--primary-hue), 15%, 18%);
-  --bg-button: linear-gradient(135deg, #4299e1 0%, #667eea 100%);
+  --bg-button-primary: hsl(var(--primary-hue), var(--primary-saturation), 60%);
-  --bg-button-secondary: rgba(74, 85, 104, 0.8);
+  --bg-button-secondary: hsl(var(--primary-hue), 15%, 22%);
   --bg-button-ghost: transparent;
 
-  --text-primary: #ffffff;
+  --text-primary: hsl(var(--primary-hue), 15%, 92%);
-  --text-secondary: #f7fafc;
+  --text-secondary: hsl(var(--primary-hue), 10%, 75%);
-  --text-muted: #cbd5e0;
+  --text-muted: hsl(var(--primary-hue), 8%, 55%);
-  --text-inverse: #1a202c;
+  --text-inverse: hsl(var(--primary-hue), 20%, 8%);
+  --text-button-primary: white;
+  --text-button-secondary: hsl(var(--primary-hue), 15%, 85%);
 
-  --border-color: rgba(203, 213, 224, 0.2);
+  --border-color: hsl(var(--primary-hue), 15%, 25%);
-  --border-input: rgba(203, 213, 224, 0.3);
+  --border-input: hsl(var(--primary-hue), 12%, 30%);
-  --border-focus: #4299e1;
+  --border-focus: hsl(var(--primary-hue), var(--primary-saturation), 60%);
 
-  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.3);
+  --shadow-card: 0 4px 20px hsla(var(--primary-hue), 30%, 5%, 0.4);
-  --shadow-button: 0 8px 25px rgba(66, 153, 225, 0.3);
+  --shadow-button: 0 2px 8px hsla(var(--primary-hue), var(--primary-saturation), 60%, 0.3);
+  --shadow-button-hover: 0 4px 16px hsla(var(--primary-hue), var(--primary-saturation), 60%, 0.4);
 
-  --accent-success: #34d399;
+  /* Enhanced accent colors for dark theme */
-  --accent-error: #f87171;
+  --accent-success: hsl(var(--accent-hue), 60%, 55%);
-  --accent-warning: #fbbf24;
+  --accent-error: hsl(0, 65%, 60%);
-  --accent-info: #60a5fa;
+  --accent-warning: hsl(35, 80%, 60%);
+  --accent-info: hsl(var(--secondary-hue), 65%, 60%);
 }
 
-/* Dark theme button text overrides */
+/* Harmonious button styling system */
-[data-theme="dark"] .btn-primary,
+.btn-primary {
-[data-theme="dark"] .btn-secondary,
+  background: var(--bg-button-primary);
-[data-theme="dark"] .btn-ghost {
+  color: var(--text-button-primary);
-  color: white;
+  border: none;
+  font-weight: 600;
+  box-shadow: var(--shadow-button);
+  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
 }
 
-/* Dark theme buttons inside cards */
+.btn-primary:hover {
-[data-theme="dark"] .card .btn-primary {
+  background: hsl(var(--primary-hue), var(--primary-saturation), 50%);
-  background: linear-gradient(135deg, #4299e1 0%, #667eea 100%);
+  box-shadow: var(--shadow-button-hover);
-  color: white;
+  transform: translateY(-1px);
-  border: 2px solid transparent;
 }
 
-[data-theme="dark"] .card .btn-primary:hover {
+.btn-primary:active {
-  background: linear-gradient(135deg, #3182ce 0%, #5a67d8 100%);
+  transform: translateY(0);
-  box-shadow: 0 8px 25px rgba(66, 153, 225, 0.4);
+  box-shadow: var(--shadow-button);
 }
 
-[data-theme="dark"] .card .btn-secondary {
+/* Dark theme primary button adjustments */
-  background: rgba(74, 85, 104, 0.8);
+[data-theme="dark"] .btn-primary:hover {
-  color: white;
+  background: hsl(var(--primary-hue), var(--primary-saturation), 65%);
-  border: 2px solid rgba(203, 213, 224, 0.2);
 }
 
-[data-theme="dark"] .card .btn-secondary:hover {
+.btn-secondary {
-  background: rgba(74, 85, 104, 0.9);
+  background: var(--bg-button-secondary);
-  border-color: rgba(203, 213, 224, 0.3);
+  color: var(--text-button-secondary);
+  border: 1px solid var(--border-color);
+  font-weight: 500;
+  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
 }
 
-[data-theme="dark"] .card .btn-ghost {
+.btn-secondary:hover {
-  background: transparent;
+  background: var(--bg-input);
-  color: #4299e1;
+  border-color: var(--border-focus);
-  border: 1px solid rgba(66, 153, 225, 0.3);
+  color: var(--text-primary);
+  transform: translateY(-1px);
 }
 
-[data-theme="dark"] .card .btn-ghost:hover {
+.btn-secondary:active {
-  background: rgba(66, 153, 225, 0.1);
+  transform: translateY(0);
-  border-color: rgba(66, 153, 225, 0.5);
 }
 
-/* Buttons inside cards (on white/light backgrounds) */
+.btn-ghost {
-.card .btn-primary {
+  background: var(--bg-button-ghost);
-  background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
+  color: var(--border-focus);
-  color: white;
+  border: 1px solid transparent;
-  border: 2px solid transparent;
+  font-weight: 500;
+  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
 }
 
-.card .btn-primary:hover {
+.btn-ghost:hover {
-  background: linear-gradient(135deg, #4338ca 0%, #6d28d9 100%);
+  background: var(--bg-input);
-  box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
+  border-color: var(--border-color);
-}
+  color: var(--text-primary);
-
-.card .btn-secondary {
-  background: rgba(79, 70, 229, 0.1);
-  color: #4f46e5;
-  border: 2px solid rgba(79, 70, 229, 0.2);
-}
-
-.card .btn-secondary:hover {
-  background: rgba(79, 70, 229, 0.15);
-  border-color: rgba(79, 70, 229, 0.3);
-}
-
-.card .btn-ghost {
-  background: transparent;
-  color: #4f46e5;
-  border: 1px solid rgba(79, 70, 229, 0.3);
-}
-
-.card .btn-ghost:hover {
-  background: rgba(79, 70, 229, 0.1);
-  border-color: rgba(79, 70, 229, 0.5);
 }
 
 * {
@@ -201,7 +199,7 @@ body {
 
 .btn-icon-only {
   background: var(--bg-button-ghost);
-  border: 1px solid var(--border-color);
+  border: none;
   border-radius: 8px;
   padding: var(--spacing-sm);
   cursor: pointer;
@@ -248,16 +246,16 @@ body {
 #statusText {
   font-size: 14px;
   font-weight: 500;
-  color: white;
+  color: var(--text-primary);
 }
 
 /* Vault status specific styling */
 .vault-status .status-indicator {
-  color: white;
+  color: var(--text-primary);
 }
 
 .vault-status #statusText {
-  color: white;
+  color: var(--text-primary);
 }
 
 /* Enhanced lock button styling */
@@ -277,14 +275,15 @@ body {
 
 /* Vault status lock button styling */
 .vault-status #lockBtn {
-  background: rgba(255, 255, 255, 0.1);
+  background: var(--bg-button-secondary);
-  color: white;
+  color: var(--text-secondary);
-  border-color: rgba(255, 255, 255, 0.3);
+  border: 1px solid var(--border-color);
 }
 
 .vault-status #lockBtn:hover {
-  background: rgba(255, 255, 255, 0.2);
+  background: var(--bg-input);
-  border-color: rgba(255, 255, 255, 0.5);
+  border-color: var(--border-focus);
+  color: var(--text-primary);
 }
 
 
@@ -352,14 +351,6 @@ body {
   margin-bottom: var(--spacing-lg);
 }
 
-.form-row {
-  display: flex;
-  gap: var(--spacing-sm);
-  align-items: end;
-}
-
-
-
 label {
   display: block;
   margin-bottom: var(--spacing-xs);
@@ -368,6 +359,8 @@ label {
   font-size: 14px;
 }
 
+
+
 input, select, textarea {
   width: 100%;
   padding: var(--spacing-md) var(--spacing-lg);
@@ -382,7 +375,7 @@ input:focus, select:focus, textarea:focus {
   outline: none;
   border-color: var(--border-focus);
   background: var(--bg-card);
-  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
+  box-shadow: 0 0 0 3px hsla(var(--primary-hue), var(--primary-saturation), 55%, 0.15);
 }
 
 /* Placeholder styling */
@@ -416,40 +409,7 @@ input::placeholder, textarea::placeholder {
   justify-content: center;
 }
 
-.btn-primary {
+/* Button styles are defined above - removing duplicates */
-  background: var(--bg-button);
-  color: white;
-  border: 2px solid rgba(255, 255, 255, 0.3);
-  backdrop-filter: blur(10px);
-}
-
-.btn-primary:hover {
-  background: rgba(255, 255, 255, 0.3);
-  border-color: rgba(255, 255, 255, 0.5);
-}
-
-.btn-secondary {
-  background: var(--bg-button-secondary);
-  color: white;
-  border: 2px solid rgba(255, 255, 255, 0.2);
-  backdrop-filter: blur(10px);
-}
-
-.btn-secondary:hover {
-  background: rgba(255, 255, 255, 0.25);
-  border-color: rgba(255, 255, 255, 0.4);
-}
-
-.btn-ghost {
-  background: var(--bg-button-ghost);
-  color: white;
-  border: 1px solid rgba(255, 255, 255, 0.3);
-}
-
-.btn-ghost:hover {
-  background: rgba(255, 255, 255, 0.1);
-  border-color: rgba(255, 255, 255, 0.5);
-}
 
 .btn-small {
   padding: var(--spacing-sm) var(--spacing-lg);
@@ -491,25 +451,7 @@ input::placeholder, textarea::placeholder {
   100% { transform: rotate(360deg); }
 }
 
-/* Inline Loading Components */
-.inline-loading {
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  gap: var(--spacing-sm);
-  padding: var(--spacing-sm);
-  color: var(--text-muted);
-  font-size: 14px;
-}
 
-.inline-spinner {
-  width: 16px;
-  height: 16px;
-  border: 2px solid rgba(102, 126, 234, 0.2);
-  border-top: 2px solid var(--border-focus);
-  border-radius: 50%;
-  animation: btn-spin 0.8s linear infinite;
-}
 
 .button-group {
   display: flex;
@@ -531,21 +473,24 @@ input::placeholder, textarea::placeholder {
   justify-content: center;
   width: 32px;
   height: 32px;
+  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
 }
 
 .btn-copy:hover {
-  background: rgba(102, 126, 234, 0.1);
+  background: var(--bg-input);
-  border-color: rgba(102, 126, 234, 0.3);
+  border-color: var(--border-focus);
+  color: var(--border-focus);
+  transform: translateY(-1px);
 }
 
 .encrypt-result .btn-copy:hover {
-  background: rgba(16, 185, 129, 0.1);
+  border-color: var(--accent-success);
-  border-color: rgba(16, 185, 129, 0.3);
+  color: var(--accent-success);
 }
 
 .decrypt-result .btn-copy:hover {
-  background: rgba(59, 130, 246, 0.1);
+  border-color: var(--accent-info);
-  border-color: rgba(59, 130, 246, 0.3);
+  color: var(--accent-info);
 }
 
 .btn-copy svg {
@@ -569,7 +514,7 @@ input::placeholder, textarea::placeholder {
 }
 
 .vault-header h2 {
-  color: white;
+  color: var(--text-primary);
   font-size: 20px;
   font-weight: 600;
 }
@@ -590,6 +535,10 @@ input::placeholder, textarea::placeholder {
   overflow: hidden;
   padding: 0;
   margin-bottom: 0;
+  background: var(--bg-card);
+  border-radius: 16px;
+  border: 1px solid var(--border-color);
+  box-shadow: var(--shadow-card);
 }
 
 .add-keypair-form:not(.hidden) {
@@ -604,7 +553,7 @@ input::placeholder, textarea::placeholder {
   align-items: center;
   margin-bottom: var(--spacing-lg);
   padding-bottom: var(--spacing-md);
-  border-bottom: 1px solid rgba(102, 126, 234, 0.1);
+  border-bottom: 1px solid var(--border-color);
 }
 
 .form-header h3 {
@@ -647,16 +596,15 @@ input::placeholder, textarea::placeholder {
 }
 
 .keypair-item {
-  display: flex;
-  justify-content: space-between;
-  align-items: center;
   padding: var(--spacing-lg);
   border-radius: 12px;
   margin-bottom: var(--spacing-md);
   background: var(--bg-input);
   border: 1px solid var(--border-color);
-  min-width: 0; /* Allow flex items to shrink */
   box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
+  cursor: pointer;
+  transition: all 0.2s ease;
+  user-select: none;
 }
 
 .keypair-item:last-child {
@@ -666,12 +614,23 @@ input::placeholder, textarea::placeholder {
 .keypair-item:hover {
   background: var(--bg-card);
   box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
+  transform: translateY(-1px);
+}
+
+.keypair-item:focus {
+  outline: none;
+  border-color: var(--border-focus);
+  box-shadow: 0 0 0 3px hsla(var(--primary-hue), var(--primary-saturation), 55%, 0.15);
 }
 
 .keypair-item.selected {
-  background: rgba(16, 185, 129, 0.1);
+  background: hsla(var(--accent-hue), 50%, 95%, 0.8);
   border-color: var(--accent-success);
-  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.15);
+  box-shadow: 0 4px 16px hsla(var(--accent-hue), 50%, 50%, 0.15);
+}
+
+[data-theme="dark"] .keypair-item.selected {
+  background: hsla(var(--accent-hue), 30%, 15%, 0.8);
 }
 
 .keypair-item.selected .keypair-name {
@@ -680,69 +639,51 @@ input::placeholder, textarea::placeholder {
 }
 
 .keypair-item.selected .keypair-type {
-  background: rgba(16, 185, 129, 0.2);
+  background: hsla(var(--accent-hue), 50%, 80%, 0.8);
   color: var(--accent-success);
 }
 
-.keypair-item.selected .select-btn {
+[data-theme="dark"] .keypair-item.selected .keypair-type {
-  background: rgba(16, 185, 129, 0.2);
+  background: hsla(var(--accent-hue), 40%, 25%, 0.8);
-  color: var(--accent-success);
-  border-color: rgba(16, 185, 129, 0.3);
-}
-
-.keypair-item.selected .select-btn:hover {
-  background: rgba(16, 185, 129, 0.3);
-}
-
-.select-btn {
-  background: var(--bg-button-secondary);
-  color: var(--text-secondary);
-  border: 1px solid var(--border-color);
-  padding: var(--spacing-xs) var(--spacing-md);
-  border-radius: 8px;
-  font-size: 12px;
-  font-weight: 500;
-  cursor: pointer;
-  white-space: nowrap;
-}
-
-.select-btn:hover {
-  background: var(--bg-card);
-  color: var(--text-primary);
-  border-color: var(--border-focus);
 }
 
 .keypair-info {
-  flex: 1;
+  width: 100%;
-  min-width: 0; /* Allow shrinking */
+}
-  margin-right: var(--spacing-md);
+
+.keypair-header {
   display: flex;
-  flex-direction: column;
+  justify-content: space-between;
-  gap: var(--spacing-xs);
+  align-items: center;
+  gap: var(--spacing-md);
 }
 
 .keypair-name {
   font-weight: 500;
   color: var(--text-primary);
-  word-break: break-word; /* Break long names */
-  overflow: hidden;
-  text-overflow: ellipsis;
   font-size: 14px;
   line-height: 1.4;
+  flex: 1;
+  min-width: 0;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
 }
 
 .keypair-type {
   font-size: 11px;
   font-weight: 500;
   color: var(--text-primary);
-  background: rgba(102, 126, 234, 0.15);
+  background: hsla(var(--primary-hue), 40%, 85%, 0.6);
   padding: 2px 6px;
   border-radius: 6px;
-  display: inline-block;
-  width: fit-content;
-  max-width: fit-content;
   letter-spacing: 0.5px;
   text-transform: uppercase;
+  flex-shrink: 0;
+}
+
+[data-theme="dark"] .keypair-type {
+  background: hsla(var(--primary-hue), 30%, 25%, 0.8);
 }
 
 .empty-state, .loading {
@@ -759,7 +700,7 @@ input::placeholder, textarea::placeholder {
   align-items: center;
   margin-bottom: 8px;
   padding: 8px 0;
-  border-bottom: 1px solid rgba(102, 126, 234, 0.1);
+  border-bottom: 1px solid var(--border-color);
 }
 
 .keypair-info .info-row:last-child {
@@ -776,8 +717,8 @@ input::placeholder, textarea::placeholder {
   display: flex;
   align-items: flex-start;
   gap: 12px;
-  flex: 1;
+  width: 100%;
-  margin-left: 12px;
+  margin-top: 8px;
 }
 
 .keypair-info code, .signature-result code, .encrypt-result code, .decrypt-result code {
@@ -812,9 +753,14 @@ input::placeholder, textarea::placeholder {
 .signature-result {
   margin-top: 16px;
   padding: 16px;
-  background: rgba(16, 185, 129, 0.1);
+  background: hsla(var(--accent-hue), 60%, 95%, 0.8);
   border-radius: 12px;
-  border: 1px solid rgba(16, 185, 129, 0.2);
+  border: 1px solid hsla(var(--accent-hue), 50%, 70%, 0.3);
+}
+
+[data-theme="dark"] .signature-result {
+  background: hsla(var(--accent-hue), 40%, 15%, 0.6);
+  border-color: hsla(var(--accent-hue), 50%, 40%, 0.4);
 }
 
 
@@ -823,36 +769,11 @@ input::placeholder, textarea::placeholder {
   color: var(--accent-success);
   font-weight: 500;
   margin-bottom: 8px;
-}
+  display: block;
-
-/* Loading Overlay */
-.loading-overlay {
-  position: absolute;
-  top: 0;
-  left: 0;
-  right: 0;
-  bottom: 0;
-  background: var(--bg-secondary);
-  backdrop-filter: blur(8px);
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  z-index: 1000;
-  color: var(--text-primary);
 }
 
 
 
-.spinner {
-  width: 40px;
-  height: 40px;
-  border: 3px solid rgba(102, 126, 234, 0.3);
-  border-top: 3px solid var(--border-focus);
-  border-radius: 50%;
-  margin-bottom: 16px;
-}
-
 /* Enhanced Toast Notifications */
 .toast-notification {
   position: fixed;
@@ -969,24 +890,7 @@ input::placeholder, textarea::placeholder {
   color: white;
 }
 
-/* Responsive toast positioning */
-@media (max-width: 480px) {
-  .toast-notification {
-    left: 16px;
-    right: 16px;
-    min-width: auto;
-    max-width: none;
-    transform: translateY(-100%);
-  }
 
-  .toast-notification.toast-show {
-    transform: translateY(0);
-  }
-
-  .toast-notification.toast-hide {
-    transform: translateY(-100%);
-  }
-}
 
 /* Scrollbar Styles */
 .keypairs-list::-webkit-scrollbar,
@@ -1000,7 +904,7 @@ input::placeholder, textarea::placeholder {
 .encrypt-result code::-webkit-scrollbar-track,
 .decrypt-result code::-webkit-scrollbar-track,
 .signature-result code::-webkit-scrollbar-track {
-  background: rgba(102, 126, 234, 0.1);
+  background: var(--bg-input);
   border-radius: 3px;
 }
 
@@ -1008,7 +912,7 @@ input::placeholder, textarea::placeholder {
 .encrypt-result code::-webkit-scrollbar-thumb,
 .decrypt-result code::-webkit-scrollbar-thumb,
 .signature-result code::-webkit-scrollbar-thumb {
-  background: rgba(102, 126, 234, 0.3);
+  background: var(--border-color);
   border-radius: 3px;
 }
 
@@ -1016,24 +920,10 @@ input::placeholder, textarea::placeholder {
 .encrypt-result code::-webkit-scrollbar-thumb:hover,
 .decrypt-result code::-webkit-scrollbar-thumb:hover,
 .signature-result code::-webkit-scrollbar-thumb:hover {
-  background: rgba(102, 126, 234, 0.5);
+  background: var(--border-focus);
 }
 
-/* Responsive adjustments */
-@media (max-width: 400px) {
-  body {
-    width: 350px;
-  }
 
-  .form-row {
-    flex-direction: column;
-    gap: 12px;
-  }
-
-  .button-group {
-    flex-direction: column;
-  }
-}
 
 
 
@@ -1045,13 +935,11 @@ input::placeholder, textarea::placeholder {
 .operation-tabs {
   display: flex;
   margin-bottom: 20px;
-  border-bottom: 2px solid rgba(102, 126, 234, 0.1);
+  border-bottom: 2px solid var(--border-color);
   gap: 4px;
-  overflow-x: auto; /* Enable horizontal scrolling */
+  overflow-x: auto;
   overflow-y: hidden;
-  scrollbar-width: none; /* Hide scrollbar in Firefox */
+  scrollbar-width: none;
-  -webkit-overflow-scrolling: touch; /* Smooth scrolling on mobile */
-  scroll-behavior: smooth; /* Smooth scrolling animation */
 }
 
 /* Hide scrollbar for webkit browsers */
@@ -1073,20 +961,34 @@ input::placeholder, textarea::placeholder {
   min-width: fit-content;
   white-space: nowrap;
   text-align: center;
+  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
 }
 
 .tab-btn:hover {
-  background: rgba(102, 126, 234, 0.1);
+  background: var(--bg-input);
-  color: var(--border-focus);
+  color: var(--text-secondary);
 }
 
 .tab-btn.active {
-  background: rgba(102, 126, 234, 0.1);
+  background: var(--bg-input);
   color: var(--border-focus);
   border-bottom-color: var(--border-focus);
   font-weight: 600;
 }
 
+/* Dark theme tab styling - white text for unselected tabs */
+[data-theme="dark"] .tab-btn {
+  color: var(--text-primary);
+}
+
+[data-theme="dark"] .tab-btn:hover {
+  color: var(--border-focus);
+}
+
+[data-theme="dark"] .tab-btn.active {
+  color: var(--border-focus);
+}
+
 .tab-content {
   display: none;
 }
@@ -1100,13 +1002,19 @@ input::placeholder, textarea::placeholder {
   margin-top: 16px;
   padding: 16px;
   border-radius: 12px;
-  border: 1px solid rgba(102, 126, 234, 0.2);
+  border: 1px solid var(--border-color);
+  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
 }
 
 .encrypt-result {
-  background: rgba(16, 185, 129, 0.1);
+  background: hsla(var(--accent-hue), 60%, 95%, 0.8);
-  border-color: rgba(16, 185, 129, 0.2);
+  border-color: hsla(var(--accent-hue), 50%, 70%, 0.3);
-  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.1);
+  box-shadow: 0 2px 12px hsla(var(--accent-hue), 50%, 50%, 0.1);
+}
+
+[data-theme="dark"] .encrypt-result {
+  background: hsla(var(--accent-hue), 40%, 15%, 0.6);
+  border-color: hsla(var(--accent-hue), 50%, 40%, 0.4);
 }
 
 .encrypt-result label {
@@ -1118,9 +1026,14 @@ input::placeholder, textarea::placeholder {
 }
 
 .decrypt-result {
-  background: rgba(59, 130, 246, 0.1);
+  background: hsla(var(--secondary-hue), 60%, 95%, 0.8);
-  border-color: rgba(59, 130, 246, 0.2);
+  border-color: hsla(var(--secondary-hue), 50%, 70%, 0.3);
-  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.1);
+  box-shadow: 0 2px 12px hsla(var(--secondary-hue), 50%, 50%, 0.1);
+}
+
+[data-theme="dark"] .decrypt-result {
+  background: hsla(var(--secondary-hue), 40%, 15%, 0.6);
+  border-color: hsla(var(--secondary-hue), 50%, 40%, 0.4);
 }
 
 .decrypt-result label {
@@ -1132,9 +1045,14 @@ input::placeholder, textarea::placeholder {
 }
 
 .verify-result {
-  background: rgba(102, 126, 234, 0.1);
+  background: hsla(var(--primary-hue), 30%, 95%, 0.8);
-  border-color: rgba(102, 126, 234, 0.2);
+  border-color: hsla(var(--primary-hue), 40%, 70%, 0.3);
-  box-shadow: 0 4px 16px rgba(102, 126, 234, 0.1);
+  box-shadow: 0 2px 12px hsla(var(--primary-hue), 40%, 50%, 0.1);
+}
+
+[data-theme="dark"] .verify-result {
+  background: hsla(var(--primary-hue), 20%, 15%, 0.6);
+  border-color: hsla(var(--primary-hue), 30%, 40%, 0.4);
 }
 
 .verification-status {
@@ -1153,13 +1071,7 @@ input::placeholder, textarea::placeholder {
   color: var(--accent-error);
 }
 
-.verification-status.valid #verificationIcon {
+
-  color: var(--accent-success);
-}
-
-.verification-status.invalid #verificationIcon {
-  color: var(--accent-error);
-}