diff --git a/index.html b/index.html
index b71d848..8e0446a 100644
--- a/index.html
+++ b/index.html
@@ -4,7 +4,7 @@
     <meta charset="UTF-8" />
     <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
     <link rel="apple-touch-icon" href="/favicon.svg" />
-    <meta name="theme-color" content="#242424" />
+    <meta name="theme-color" content="#4facfe" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>Tools App</title>
   </head>
diff --git a/src/components/Header.vue b/src/components/Header.vue
index 76b7cc7..e06bfe9 100644
--- a/src/components/Header.vue
+++ b/src/components/Header.vue
@@ -31,7 +31,13 @@ onMounted(() => {
   <header class="app-header glass-panel unselectable">
     <div class="header-content">
       <div class="header-left">
-        <button class="menu-btn" @click="$emit('toggleSidebar')" aria-label="Toggle Menu" v-ripple>
+        <button
+          class="menu-btn"
+          @click="$emit('toggleSidebar')"
+          aria-label="Toggle Menu"
+          title="Toggle Menu"
+          v-ripple
+        >
           <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
             <line x1="3" y1="12" x2="21" y2="12"></line>
             <line x1="3" y1="6" x2="21" y2="6"></line>
diff --git a/src/components/InstallPrompt.vue b/src/components/InstallPrompt.vue
index 02139c2..bda4e1f 100644
--- a/src/components/InstallPrompt.vue
+++ b/src/components/InstallPrompt.vue
@@ -1,9 +1,9 @@
 <template>
   <div v-if="showInstallPrompt" class="install-prompt glass-panel unselectable">
     <div class="prompt-content">
-      <span class="prompt-text">Zainstaluj aplikację dla szybszego dostępu</span>
+      <span class="prompt-text">Install app for faster access</span>
       <div class="prompt-actions">
-        <button @click="installPWA" class="install-btn">Zainstaluj</button>
+        <button @click="installPWA" class="install-btn">Install</button>
         <button @click="dismissPrompt" class="dismiss-btn">✕</button>
       </div>
     </div>
@@ -19,6 +19,12 @@ let deferredPrompt = null
 const handleBeforeInstallPrompt = (e) => {
   // Prevent Chrome 67 and earlier from automatically showing the prompt
   e.preventDefault()
+
+  // Only show install prompt if we are on the specific domain
+  if (window.location.hostname !== 'tools.7u.pl') {
+    return
+  }
+
   // Stash the event so it can be triggered later.
   deferredPrompt = e
   // Update UI to notify the user they can add to home screen
diff --git a/src/components/tools/Passwords.vue b/src/components/tools/Passwords.vue
index cd7ad55..455de2c 100644
--- a/src/components/tools/Passwords.vue
+++ b/src/components/tools/Passwords.vue
@@ -104,11 +104,19 @@ const generatePasswords = () => {
         <div class="inputs-group">
           <div class="input-wrapper">
             <label>Password Length</label>
-            <input type="number" v-model="length" min="4" max="128" class="number-input">
+            <div class="number-control">
+              <button class="control-btn" @click="length > 4 ? length-- : null">-</button>
+              <input type="number" v-model="length" min="4" max="128" class="number-input">
+              <button class="control-btn" @click="length < 128 ? length++ : null">+</button>
+            </div>
           </div>
           <div class="input-wrapper">
             <label>Passwords Number</label>
-            <input type="number" v-model="count" min="1" max="1000" class="number-input">
+            <div class="number-control">
+              <button class="control-btn" @click="count > 1 ? count-- : null">-</button>
+              <input type="number" v-model="count" min="1" max="1000" class="number-input">
+              <button class="control-btn" @click="count < 1000 ? count++ : null">+</button>
+            </div>
           </div>
         </div>
       </div>
@@ -122,7 +130,7 @@ const generatePasswords = () => {
       <div class="result-area">
         <label>Passwords</label>
         <textarea
-          class="result-textarea glass-panel"
+          class="result-textarea glass-panel selectable"
           v-model="result"
           placeholder="Generated passwords will appear here..."
         ></textarea>
@@ -138,6 +146,7 @@ const generatePasswords = () => {
   width: 100%;
   max-width: 800px;
   margin: 0 auto;
+  height: 100%;
 }
 
 .tool-panel {
@@ -147,6 +156,27 @@ const generatePasswords = () => {
   display: flex;
   flex-direction: column;
   gap: 1.5rem;
+  max-height: 100%;
+  overflow-y: auto;
+}
+
+/* Custom scrollbar for tool panel */
+.tool-panel::-webkit-scrollbar {
+  width: 8px;
+}
+
+.tool-panel::-webkit-scrollbar-track {
+  background: rgba(0, 0, 0, 0.1);
+  border-radius: 4px;
+}
+
+.tool-panel::-webkit-scrollbar-thumb {
+  background: rgba(255, 255, 255, 0.2);
+  border-radius: 4px;
+}
+
+.tool-panel::-webkit-scrollbar-thumb:hover {
+  background: rgba(255, 255, 255, 0.3);
 }
 
 .tool-title {
@@ -198,16 +228,17 @@ const generatePasswords = () => {
   background-color: var(--toggle-bg);
   border: 1px solid var(--toggle-border);
   border-radius: 4px;
-  transition: all 0.2s ease;
+  transition: all 0.3s ease;
 }
 
-.checkbox-label:hover input ~ .checkmark {
-  border-color: var(--accent-cyan);
+.checkbox-label:hover .checkmark {
+  border-color: var(--toggle-hover-border);
 }
 
 .checkbox-label input:checked ~ .checkmark {
-  background-color: var(--accent-cyan);
-  border-color: var(--accent-cyan);
+  background-color: var(--primary-accent);
+  border-color: var(--primary-accent);
+  box-shadow: 0 0 10px var(--primary-accent);
 }
 
 .checkmark:after {
@@ -232,8 +263,8 @@ const generatePasswords = () => {
 
 .inputs-group {
   display: flex;
-  gap: 2rem;
   flex-wrap: wrap;
+  gap: 1.5rem;
 }
 
 .input-wrapper {
@@ -245,69 +276,169 @@ const generatePasswords = () => {
 }
 
 .input-wrapper label {
+  color: var(--text-secondary);
+  font-weight: 500;
   font-size: 0.9rem;
-  color: var(--text-muted);
-  font-weight: 600;
+}
+
+.number-control {
+  display: flex;
+  align-items: stretch;
+  gap: 0;
+}
+
+.control-btn {
+  width: 42px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  background-color: var(--toggle-bg);
+  border: 1px solid var(--toggle-border);
+  color: var(--text-color);
+  border-radius: 0;
+  font-size: 1.2rem;
+  cursor: pointer;
+  transition: all 0.2s;
+  user-select: none;
+}
+
+.control-btn:first-child {
+  border-top-left-radius: 8px;
+  border-bottom-left-radius: 8px;
+  border-right: none;
+}
+
+.control-btn:last-child {
+  border-top-right-radius: 8px;
+  border-bottom-right-radius: 8px;
+  border-left: none;
+}
+
+.control-btn:hover {
+  background-color: var(--button-hover-bg);
+  border-color: var(--toggle-hover-border);
+  z-index: 1;
+}
+
+.control-btn:active {
+  transform: scale(0.98);
 }
 
 .number-input {
-  background: var(--toggle-bg);
+  flex: 1;
+  padding: 0.8rem;
+  background-color: var(--toggle-bg);
   border: 1px solid var(--toggle-border);
+  border-radius: 0;
   color: var(--text-color);
-  padding: 10px 15px;
-  border-radius: 8px;
   font-size: 1rem;
-  outline: none;
-  transition: border-color 0.2s;
+  transition: border-color 0.3s;
+  text-align: center;
+  appearance: textfield; /* Remove default spinner */
+  min-width: 0;
+}
+
+.number-input::-webkit-outer-spin-button,
+.number-input::-webkit-inner-spin-button {
+  -webkit-appearance: none;
+  margin: 0;
 }
 
 .number-input:focus {
-  border-color: var(--accent-cyan);
+  outline: none;
+  border-color: var(--primary-accent);
+  box-shadow: 0 0 0 2px var(--toggle-active-shadow);
+  z-index: 2;
+  position: relative;
 }
 
 .action-area {
   display: flex;
-  justify-content: flex-end; /* Align button to right */
+  justify-content: center;
+  margin-top: 1rem;
+  width: 100%;
 }
 
-.generate-btn {
+.btn-neon {
   width: 100%;
-  padding: 12px;
+  background: var(--button-bg);
+  border: 1px solid var(--button-border);
+  color: var(--button-text);
+  padding: 0.8rem 2rem;
   font-size: 1.1rem;
-  letter-spacing: 0.5px;
+  font-weight: 600;
+  border-radius: 12px;
+  cursor: pointer;
+  transition: all 0.3s ease;
+  text-transform: uppercase;
+  letter-spacing: 1px;
+  position: relative;
+  overflow: hidden;
+}
+
+.btn-neon:hover {
+  background: var(--button-hover-bg);
+  box-shadow: var(--button-hover-shadow);
+  transform: translateY(-2px);
+  border-color: var(--toggle-hover-border);
+}
+
+.btn-neon:active {
+  transform: translateY(1px);
+  box-shadow: var(--button-active-shadow);
 }
 
 .result-area {
   display: flex;
   flex-direction: column;
   gap: 0.5rem;
+  flex: 1;
+  min-height: 200px;
 }
 
 .result-area label {
+  color: var(--text-secondary);
+  font-weight: 500;
   font-size: 0.9rem;
-  color: var(--text-muted);
-  font-weight: 600;
-  border-left: 3px solid var(--accent-purple);
-  padding-left: 10px;
 }
 
 .result-textarea {
   width: 100%;
-  height: 300px;
-  background: rgba(0, 0, 0, 0.2); /* Slightly darker for contrast */
-  color: var(--text-color);
-  border: 1px solid var(--accent-purple);
+  box-sizing: border-box;
+  height: 100%;
+  min-height: 200px;
   padding: 1rem;
-  border-radius: 8px;
+  background-color: rgba(0, 0, 0, 0.2);
+  border: 1px solid var(--toggle-border);
+  border-radius: 12px;
+  color: var(--text-strong);
   font-family: monospace;
   font-size: 1rem;
-  line-height: 1.5;
   resize: vertical;
-  outline: none;
-  box-sizing: border-box;
+  line-height: 1.6;
 }
 
-:root[data-theme="light"] .result-textarea {
-  background: rgba(255, 255, 255, 0.5);
+.result-textarea:focus {
+  outline: none;
+  border-color: var(--primary-accent);
+}
+
+/* Scrollbar for textarea */
+.result-textarea::-webkit-scrollbar {
+  width: 8px;
+}
+
+.result-textarea::-webkit-scrollbar-track {
+  background: rgba(0, 0, 0, 0.1);
+  border-radius: 4px;
+}
+
+.result-textarea::-webkit-scrollbar-thumb {
+  background: rgba(255, 255, 255, 0.2);
+  border-radius: 4px;
+}
+
+.result-textarea::-webkit-scrollbar-thumb:hover {
+  background: rgba(255, 255, 255, 0.3);
 }
 </style>
diff --git a/src/style.css b/src/style.css
index 2bba99e..5c6374c 100644
--- a/src/style.css
+++ b/src/style.css
@@ -1,3 +1,8 @@
+/* Box sizing reset */
+*, *::before, *::after {
+  box-sizing: border-box;
+}
+
 :root {
   font-family: system-ui, Avenir, Helvetica, Arial, sans-serif;
   line-height: 1.5;
@@ -86,6 +91,14 @@ body {
   min-width: 320px;
   min-height: 100vh;
   overflow-x: hidden;
+  user-select: none;
+  -webkit-user-select: none;
+}
+
+.selectable {
+  user-select: text;
+  -webkit-user-select: text;
+  cursor: text;
 }
 
 #app {
diff --git a/vite.config.js b/vite.config.js
index 878cca2..da055f8 100644
--- a/vite.config.js
+++ b/vite.config.js
@@ -14,7 +14,7 @@ export default defineConfig({
         name: 'Tools App',
         short_name: 'Tools',
         description: 'A collection of useful tools',
-        theme_color: '#242424',
+        theme_color: '#4facfe',
         background_color: '#242424',
         display: 'standalone',
         orientation: 'portrait',