diff --git a/frontend/src/App.vue b/frontend/src/App.vue
index e9a71fa..bd0826d 100644
--- a/frontend/src/App.vue
+++ b/frontend/src/App.vue
@@ -2,47 +2,52 @@
   <div class="page">
     <header class="hero">
       <h1>AddressGen</h1>
-      <p>Genera indirizzi Bitcoin localmente usando il backend Python.</p>
+      <p>Genera indirizzi Bitcoin P2PK, P2PKH, P2WPKH, P2TR e P2SH multisig.</p>
     </header>
 
-    <section class="card">
-      <div class="row">
-        <label>Tipo</label>
-        <select v-model="form.type">
-          <option value="p2pk">P2PK</option>
-          <option value="p2pkh">P2PKH</option>
-          <option value="p2wpkh">P2WPKH</option>
-          <option value="p2tr">P2TR</option>
-          <option value="p2sh">P2SH Multisig</option>
-        </select>
-      </div>
-
-      <div class="row">
-        <label>Network</label>
-        <select v-model="form.network">
-          <option value="mainnet">mainnet</option>
-          <option value="testnet">testnet</option>
-          <option value="regtest">regtest</option>
-        </select>
-      </div>
-
-      <div class="row" v-if="form.type !== 'p2tr'">
-        <label>Chiavi compresse</label>
-        <input type="checkbox" v-model="form.compressed" />
-      </div>
-
-      <div class="row" v-if="form.type === 'p2sh'">
-        <label>m-of-n</label>
-        <div class="inline">
-          <input type="number" min="1" max="16" v-model.number="form.m" />
-          <span>/</span>
-          <input type="number" min="1" max="16" v-model.number="form.n" />
+    <section class="card form-card">
+      <div class="form-grid">
+        <div class="row">
+          <label>Tipo</label>
+          <select v-model="form.type">
+            <option value="p2pk">P2PK</option>
+            <option value="p2pkh">P2PKH</option>
+            <option value="p2wpkh">P2WPKH</option>
+            <option value="p2tr">P2TR</option>
+            <option value="p2sh">P2SH Multisig</option>
+          </select>
+        </div>
+
+        <div class="row">
+          <label>Network</label>
+          <select v-model="form.network">
+            <option value="mainnet">mainnet</option>
+            <option value="testnet">testnet</option>
+            <option value="regtest">regtest</option>
+          </select>
+        </div>
+
+        <div class="row" v-if="form.type !== 'p2tr'">
+          <label>Chiavi compresse</label>
+          <div class="inline">
+            <input type="checkbox" v-model="form.compressed" />
+            <span>Sì</span>
+          </div>
+        </div>
+
+        <div class="row" v-if="form.type === 'p2sh'">
+          <label>m-of-n</label>
+          <div class="inline">
+            <input type="number" min="1" max="16" v-model.number="form.m" />
+            <span>/</span>
+            <input type="number" min="1" max="16" v-model.number="form.n" />
+          </div>
         </div>
-      </div>
 
       <div class="row">
         <label>Nome file</label>
-        <input type="text" v-model="form.filename" placeholder="wallet.json (opzionale)" />
+        <input type="text" v-model="form.filename" placeholder="Nome file (senza estensione .json)" />
+      </div>
       </div>
 
       <div class="actions">
@@ -55,17 +60,17 @@
       </div>
     </section>
 
-    <section class="card" v-if="result">
+    <section class="card output-card result-card" v-if="result">
       <h2>Risultato</h2>
       <pre>{{ result }}</pre>
     </section>
 
-    <section class="card" v-if="savedPath">
+    <section class="card output-card saved-card" v-if="savedPath">
       <h2>Salvato</h2>
       <pre>{{ savedPath }}</pre>
     </section>
 
-    <section class="card" v-if="error">
+    <section class="card output-card" v-if="error">
       <h2>Errore</h2>
       <pre>{{ error }}</pre>
     </section>
@@ -163,103 +168,3 @@ const save = async () => {
   }
 };
 </script>
-
-<style scoped>
-:root {
-  font-family: "Fira Sans", sans-serif;
-}
-
-.page {
-  min-height: 100vh;
-  background: linear-gradient(135deg, #0f172a, #1e293b);
-  color: #e2e8f0;
-  padding: 32px;
-}
-
-.hero {
-  max-width: 720px;
-  margin: 0 auto 24px;
-}
-
-.hero h1 {
-  font-size: 40px;
-  margin-bottom: 8px;
-}
-
-.card {
-  background: rgba(15, 23, 42, 0.7);
-  border: 1px solid rgba(148, 163, 184, 0.2);
-  border-radius: 16px;
-  padding: 20px;
-  max-width: 720px;
-  margin: 0 auto 20px;
-  backdrop-filter: blur(6px);
-}
-
-.row {
-  display: flex;
-  align-items: center;
-  justify-content: space-between;
-  gap: 16px;
-  margin-bottom: 16px;
-}
-
-.inline {
-  display: flex;
-  align-items: center;
-  gap: 8px;
-}
-
-input,
-select {
-  padding: 8px 10px;
-  border-radius: 8px;
-  border: 1px solid rgba(148, 163, 184, 0.3);
-  background: #0f172a;
-  color: #e2e8f0;
-}
-
-.actions {
-  display: flex;
-  gap: 12px;
-}
-
-.primary {
-  background: #38bdf8;
-  color: #0f172a;
-  border: none;
-  padding: 10px 16px;
-  border-radius: 10px;
-  font-weight: 600;
-  cursor: pointer;
-}
-
-.primary:disabled {
-  opacity: 0.6;
-  cursor: not-allowed;
-}
-
-.secondary {
-  background: transparent;
-  color: #e2e8f0;
-  border: 1px solid rgba(148, 163, 184, 0.5);
-  padding: 10px 16px;
-  border-radius: 10px;
-  font-weight: 600;
-  cursor: pointer;
-}
-
-.secondary:disabled {
-  opacity: 0.6;
-  cursor: not-allowed;
-}
-
-pre {
-  white-space: pre-wrap;
-  background: #0b1120;
-  padding: 12px;
-  border-radius: 10px;
-  border: 1px solid rgba(148, 163, 184, 0.2);
-  overflow-x: auto;
-}
-</style>
diff --git a/frontend/src/main.js b/frontend/src/main.js
index b670de8..cc32073 100644
--- a/frontend/src/main.js
+++ b/frontend/src/main.js
@@ -1,4 +1,5 @@
 import { createApp } from "vue";
 import App from "./App.vue";
+import "./styles/app.css";
 
 createApp(App).mount("#app");
diff --git a/frontend/src/styles/app.css b/frontend/src/styles/app.css
new file mode 100644
index 0000000..34055c3
--- /dev/null
+++ b/frontend/src/styles/app.css
@@ -0,0 +1,290 @@
+@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Spline+Sans+Mono:wght@400;600&display=swap");
+
+:root {
+  color-scheme: dark;
+  font-family: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
+  --content-width: min(1020px, 100%);
+  --bg-1: #0c0f14;
+  --bg-2: #141a24;
+  --bg-3: #1b2431;
+  --card: rgba(20, 26, 36, 0.78);
+  --card-border: rgba(148, 163, 184, 0.18);
+  --text-1: #e7eef8;
+  --text-2: #a9b7c9;
+  --accent: #38d39f;
+  --accent-2: #f4c553;
+  --danger: #ff6b6b;
+  --shadow: 0 18px 40px rgba(5, 8, 14, 0.45);
+  --radius-xl: 22px;
+  --radius-lg: 16px;
+  --radius-md: 12px;
+  --radius-sm: 8px;
+  --focus: 0 0 0 3px rgba(56, 211, 159, 0.25);
+}
+
+* {
+  box-sizing: border-box;
+  margin: 0;
+  padding: 0;
+}
+
+body {
+  min-height: 100vh;
+  background: radial-gradient(circle at 20% 20%, rgba(56, 211, 159, 0.18), transparent 45%),
+    radial-gradient(circle at 80% 10%, rgba(244, 197, 83, 0.2), transparent 40%),
+    linear-gradient(160deg, var(--bg-1), var(--bg-2) 50%, var(--bg-3));
+  color: var(--text-1);
+  letter-spacing: 0.01em;
+  overflow: hidden;
+}
+
+#app {
+  min-height: 100vh;
+  height: 100vh;
+}
+
+.page {
+  min-height: 100vh;
+  height: 100vh;
+  padding: 24px 20px 28px;
+  display: flex;
+  flex-direction: column;
+  gap: 16px;
+  position: relative;
+  overflow: hidden;
+}
+
+.page::before {
+  content: "";
+  position: absolute;
+  inset: 0;
+  background: radial-gradient(circle at 70% 80%, rgba(56, 211, 159, 0.12), transparent 55%);
+  pointer-events: none;
+  z-index: 0;
+}
+
+.hero,
+.card {
+  position: relative;
+  z-index: 1;
+}
+
+.hero {
+  max-width: var(--content-width);
+  margin: 0 auto;
+  text-align: left;
+  animation: rise-in 600ms ease-out;
+}
+
+.hero h1 {
+  font-size: clamp(2.1rem, 2.6vw, 2.8rem);
+  font-weight: 700;
+  letter-spacing: -0.02em;
+}
+
+.hero p {
+  margin-top: 6px;
+  color: var(--text-2);
+  font-size: 0.98rem;
+}
+
+.card {
+  background: var(--card);
+  border: 1px solid var(--card-border);
+  border-radius: var(--radius-xl);
+  padding: 16px 18px;
+  max-width: var(--content-width);
+  width: 100%;
+  margin: 0 auto;
+  box-shadow: var(--shadow);
+  backdrop-filter: blur(10px);
+  animation: fade-in 500ms ease-out;
+}
+
+.card h2 {
+  margin-bottom: 8px;
+  font-size: 1.1rem;
+}
+
+.form-card {
+  padding-bottom: 20px;
+}
+
+.form-grid {
+  display: grid;
+  grid-template-columns: repeat(2, minmax(0, 1fr));
+  gap: 12px 18px;
+  margin-bottom: 12px;
+}
+
+.row {
+  display: flex;
+  flex-direction: column;
+  gap: 8px;
+}
+
+.row label {
+  font-weight: 600;
+  color: var(--text-2);
+  text-transform: uppercase;
+  font-size: 0.78rem;
+  letter-spacing: 0.08em;
+}
+
+.inline {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+
+.inline span {
+  color: var(--text-2);
+  font-size: 0.9rem;
+}
+
+input,
+select {
+  width: 100%;
+  padding: 10px 12px;
+  border-radius: var(--radius-md);
+  border: 1px solid rgba(148, 163, 184, 0.25);
+  background: rgba(10, 14, 20, 0.75);
+  color: var(--text-1);
+  font-size: 0.98rem;
+  transition: border-color 150ms ease, box-shadow 150ms ease, transform 150ms ease;
+}
+
+input:focus,
+select:focus {
+  outline: none;
+  border-color: rgba(56, 211, 159, 0.6);
+  box-shadow: var(--focus);
+}
+
+input[type="checkbox"] {
+  width: 18px;
+  height: 18px;
+  accent-color: var(--accent);
+}
+
+.actions {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 12px;
+  margin-top: 4px;
+}
+
+button {
+  border: none;
+  font-weight: 600;
+  cursor: pointer;
+  border-radius: 999px;
+  padding: 10px 18px;
+  transition: transform 150ms ease, box-shadow 150ms ease, opacity 150ms ease;
+}
+
+button:focus-visible {
+  outline: none;
+  box-shadow: var(--focus);
+}
+
+button.primary {
+  background: linear-gradient(135deg, var(--accent), #1f9d7a);
+  color: #061016;
+  box-shadow: 0 12px 24px rgba(31, 157, 122, 0.3);
+}
+
+button.primary:hover:not(:disabled) {
+  transform: translateY(-1px);
+}
+
+button.secondary {
+  background: transparent;
+  color: var(--text-1);
+  border: 1px solid rgba(148, 163, 184, 0.45);
+}
+
+button.secondary:hover:not(:disabled) {
+  border-color: rgba(56, 211, 159, 0.6);
+}
+
+button:disabled {
+  opacity: 0.55;
+  cursor: not-allowed;
+  transform: none;
+}
+
+pre {
+  white-space: pre-wrap;
+  background: rgba(7, 11, 17, 0.85);
+  padding: 14px 16px;
+  border-radius: var(--radius-lg);
+  border: 1px solid rgba(148, 163, 184, 0.2);
+  overflow: auto;
+  font-family: "Spline Sans Mono", "JetBrains Mono", ui-monospace, SFMono-Regular, monospace;
+  color: #cfe6ff;
+}
+
+.output-card {
+  flex: 1;
+  min-height: 0;
+  display: flex;
+  flex-direction: column;
+}
+
+.output-card pre {
+  flex: 1;
+  min-height: 0;
+  margin-top: 6px;
+}
+
+.output-card.result-card {
+  flex: 2;
+}
+
+.output-card.saved-card pre {
+  white-space: pre-line;
+  word-break: break-all;
+  overflow: hidden;
+}
+
+@keyframes fade-in {
+  from {
+    opacity: 0;
+    transform: translateY(6px);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}
+
+@keyframes rise-in {
+  from {
+    opacity: 0;
+    transform: translateY(10px);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}
+
+@media (max-width: 720px) {
+  .form-grid {
+    grid-template-columns: 1fr;
+  }
+
+  .row {
+    gap: 6px;
+  }
+
+  .actions {
+    flex-direction: column;
+    align-items: stretch;
+  }
+
+  button {
+    width: 100%;
+  }
+}