change ui

src/App.vue

@@ -49,6 +49,7 @@ const loading = ref(true);
 const error = ref("");
 const response = ref<ScanResponse>({ browsers: [] });
 const selectedBrowserId = ref("");
+const activeSection = ref<"profiles" | "extensions" | "bookmarks">("profiles");
 
 const browsers = computed(() => response.value.browsers);
 const currentBrowser = computed(() =>
@@ -109,6 +110,13 @@ function domainFromUrl(url: string) {
   }
 }
 
+function sectionCount(section: "profiles" | "extensions" | "bookmarks") {
+  if (!currentBrowser.value) return 0;
+  if (section === "profiles") return currentBrowser.value.profiles.length;
+  if (section === "extensions") return currentBrowser.value.extensions.length;
+  return currentBrowser.value.bookmarks.length;
+}
+
 onMounted(() => {
   void scanBrowsers();
 });
@@ -193,7 +201,37 @@ onMounted(() => {
           </div>
         </header>
 
-        <section class="content-section">
+        <section class="section-tabs">
+          <button
+            class="section-tab"
+            :class="{ active: activeSection === 'profiles' }"
+            type="button"
+            @click="activeSection = 'profiles'"
+          >
+            <span>Profiles</span>
+            <span class="count-pill">{{ sectionCount("profiles") }}</span>
+          </button>
+          <button
+            class="section-tab"
+            :class="{ active: activeSection === 'extensions' }"
+            type="button"
+            @click="activeSection = 'extensions'"
+          >
+            <span>Extensions</span>
+            <span class="count-pill">{{ sectionCount("extensions") }}</span>
+          </button>
+          <button
+            class="section-tab"
+            :class="{ active: activeSection === 'bookmarks' }"
+            type="button"
+            @click="activeSection = 'bookmarks'"
+          >
+            <span>Bookmarks</span>
+            <span class="count-pill">{{ sectionCount("bookmarks") }}</span>
+          </button>
+        </section>
+
+        <section v-if="activeSection === 'profiles'" class="content-section">
           <div class="section-heading">
             <div>
               <p class="eyebrow">Profiles</p>
@@ -202,7 +240,7 @@ onMounted(() => {
             <span class="count-pill">{{ currentBrowser.profiles.length }}</span>
           </div>
 
-          <div v-if="currentBrowser.profiles.length" class="profile-grid">
+          <div v-if="currentBrowser.profiles.length" class="stack-list">
             <article
               v-for="profile in currentBrowser.profiles"
               :key="profile.id"
@@ -231,7 +269,7 @@ onMounted(() => {
           </div>
         </section>
 
-        <section class="content-section">
+        <section v-else-if="activeSection === 'extensions'" class="content-section">
           <div class="section-heading">
             <div>
               <p class="eyebrow">Extensions</p>
@@ -240,7 +278,7 @@ onMounted(() => {
             <span class="count-pill">{{ currentBrowser.extensions.length }}</span>
           </div>
 
-          <div v-if="currentBrowser.extensions.length" class="extension-grid">
+          <div v-if="currentBrowser.extensions.length" class="stack-list">
             <article
               v-for="extension in currentBrowser.extensions"
               :key="extension.id"
@@ -279,7 +317,7 @@ onMounted(() => {
           </div>
         </section>
 
-        <section class="content-section">
+        <section v-else class="content-section">
           <div class="section-heading">
             <div>
               <p class="eyebrow">Bookmarks</p>

src/styles.css

@@ -258,6 +258,7 @@ button {
 }
 
 .hero-card,
+.section-tabs,
 .content-section,
 .state-panel {
   border: 1px solid var(--panel-border);
@@ -312,6 +313,42 @@ button {
   padding: 24px;
 }
 
+.section-tabs {
+  display: flex;
+  gap: 10px;
+  margin-top: 20px;
+  padding: 10px;
+}
+
+.section-tab {
+  display: inline-flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 12px;
+  min-width: 0;
+  flex: 1;
+  padding: 14px 16px;
+  border-radius: 20px;
+  color: var(--muted);
+  background: rgba(255, 255, 255, 0.58);
+  cursor: pointer;
+  transition:
+    background 160ms ease,
+    color 160ms ease,
+    transform 160ms ease,
+    box-shadow 160ms ease;
+}
+
+.section-tab:hover {
+  transform: translateY(-1px);
+}
+
+.section-tab.active {
+  color: var(--text);
+  background: linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(232, 240, 255, 0.92));
+  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.08);
+}
+
 .section-heading {
   display: flex;
   align-items: center;
@@ -346,11 +383,11 @@ button {
   color: var(--badge-text);
 }
 
-.profile-grid,
-.extension-grid {
-  display: grid;
-  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
-  gap: 16px;
+.stack-list,
+.bookmark-list {
+  display: flex;
+  flex-direction: column;
+  gap: 14px;
 }
 
 .profile-card,
@@ -437,12 +474,6 @@ button {
   margin-top: 12px;
 }
 
-.bookmark-list {
-  display: flex;
-  flex-direction: column;
-  gap: 14px;
-}
-
 .state-panel,
 .empty-card {
   display: grid;
@@ -484,11 +515,6 @@ button {
     grid-template-columns: 1fr;
   }
 
-  .profile-grid,
-  .extension-grid {
-    grid-template-columns: 1fr;
-  }
-
   .profile-card,
   .extension-card,
   .bookmark-card {