diff --git a/src/App.vue b/src/App.vue
index f916e4c..51fb334 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -157,9 +157,6 @@ onMounted(() => {
           <h1>Browser Assistant</h1>
           <p>Local Chromium profile manager</p>
         </div>
-        <button class="refresh-button" type="button" @click="scanBrowsers">
-          {{ loading ? "Scanning..." : "Refresh" }}
-        </button>
       </div>
 
       <div v-if="browsers.length" class="browser-nav">
@@ -182,6 +179,10 @@ onMounted(() => {
       <div v-else class="sidebar-empty">
         <p>No supported Chromium browser data was found yet.</p>
       </div>
+
+      <button class="refresh-button sidebar-refresh" type="button" @click="scanBrowsers">
+        {{ loading ? "Scanning..." : "Refresh" }}
+      </button>
     </aside>
 
     <main class="content-panel">
@@ -228,130 +229,132 @@ onMounted(() => {
           </button>
         </section>
 
-        <section v-if="activeSection === 'profiles'" class="content-section">
-          <div v-if="currentBrowser.profiles.length" class="stack-list">
-            <article
-              v-for="profile in currentBrowser.profiles"
-              :key="profile.id"
-              class="profile-card"
-            >
-              <div class="profile-avatar">
-                <img
-                  v-if="profile.avatarDataUrl"
-                  :src="profile.avatarDataUrl"
-                  :alt="`${profile.name} avatar`"
-                />
-                <span v-else>{{ profile.avatarLabel }}</span>
-              </div>
-              <div class="profile-body">
-                <div class="profile-topline">
-                  <h4>{{ profile.name }}</h4>
-                  <span class="badge neutral">{{ profile.id }}</span>
+        <div class="content-scroll-area">
+          <section v-if="activeSection === 'profiles'" class="content-section">
+            <div v-if="currentBrowser.profiles.length" class="stack-list">
+              <article
+                v-for="profile in currentBrowser.profiles"
+                :key="profile.id"
+                class="profile-card"
+              >
+                <div class="profile-avatar">
+                  <img
+                    v-if="profile.avatarDataUrl"
+                    :src="profile.avatarDataUrl"
+                    :alt="`${profile.name} avatar`"
+                  />
+                  <span v-else>{{ profile.avatarLabel }}</span>
                 </div>
-                <p class="profile-email">{{ profile.email || "No email found" }}</p>
-              </div>
-            </article>
-          </div>
-          <div v-else class="empty-card">
-            <p>No profile directories were found for this browser.</p>
-          </div>
-        </section>
+                <div class="profile-body">
+                  <div class="profile-topline">
+                    <h4>{{ profile.name }}</h4>
+                    <span class="badge neutral">{{ profile.id }}</span>
+                  </div>
+                  <p class="profile-email">{{ profile.email || "No email found" }}</p>
+                </div>
+              </article>
+            </div>
+            <div v-else class="empty-card">
+              <p>No profile directories were found for this browser.</p>
+            </div>
+          </section>
 
-        <section v-else-if="activeSection === 'extensions'" class="content-section">
-          <div v-if="currentBrowser.extensions.length" class="stack-list">
-            <article
-              v-for="extension in currentBrowser.extensions"
-              :key="extension.id"
-              class="extension-card"
-            >
-              <div class="extension-icon">
-                <img
-                  v-if="extension.iconDataUrl"
-                  :src="extension.iconDataUrl"
-                  :alt="`${extension.name} icon`"
-                />
-                <span v-else>{{ extensionMonogram(extension.name) }}</span>
-              </div>
-              <div class="extension-body">
-                <div class="extension-topline">
-                  <h4>{{ extension.name }}</h4>
-                  <span v-if="extension.version" class="badge neutral">
-                    v{{ extension.version }}
-                  </span>
+          <section v-else-if="activeSection === 'extensions'" class="content-section">
+            <div v-if="currentBrowser.extensions.length" class="stack-list">
+              <article
+                v-for="extension in currentBrowser.extensions"
+                :key="extension.id"
+                class="extension-card"
+              >
+                <div class="extension-icon">
+                  <img
+                    v-if="extension.iconDataUrl"
+                    :src="extension.iconDataUrl"
+                    :alt="`${extension.name} icon`"
+                  />
+                  <span v-else>{{ extensionMonogram(extension.name) }}</span>
                 </div>
-                <p class="meta-line">{{ extension.id }}</p>
-                <div class="source-disclosure">
-                  <button
-                    class="disclosure-button"
-                    type="button"
-                    @click="toggleExtensionProfiles(extension.id)"
-                  >
-                    <span>Profiles</span>
-                    <span class="badge neutral">{{ extension.profileIds.length }}</span>
-                  </button>
-                  <div
-                    v-if="extensionProfilesExpanded(extension.id)"
-                    class="disclosure-panel"
-                  >
-                    <span
-                      v-for="profileId in extension.profileIds"
-                      :key="`${extension.id}-${profileId}`"
-                      class="badge"
-                    >
-                      {{ profileId }}
+                <div class="extension-body">
+                  <div class="extension-topline">
+                    <h4>{{ extension.name }}</h4>
+                    <span v-if="extension.version" class="badge neutral">
+                      v{{ extension.version }}
                     </span>
                   </div>
-                </div>
-              </div>
-            </article>
-          </div>
-          <div v-else class="empty-card">
-            <p>No extensions were discovered for this browser.</p>
-          </div>
-        </section>
-
-        <section v-else class="content-section">
-          <div v-if="currentBrowser.bookmarks.length" class="bookmark-list">
-            <article
-              v-for="bookmark in currentBrowser.bookmarks"
-              :key="bookmark.url"
-              class="bookmark-card"
-            >
-              <div class="bookmark-body">
-                <div class="bookmark-topline">
-                  <h4>{{ bookmark.title }}</h4>
-                  <span class="badge neutral">{{ domainFromUrl(bookmark.url) }}</span>
-                </div>
-                <p class="bookmark-url" :title="bookmark.url">{{ bookmark.url }}</p>
-                <div class="source-disclosure">
-                  <button
-                    class="disclosure-button"
-                    type="button"
-                    @click="toggleBookmarkProfiles(bookmark.url)"
-                  >
-                    <span>Profiles</span>
-                    <span class="badge neutral">{{ bookmark.profileIds.length }}</span>
-                  </button>
-                  <div
-                    v-if="bookmarkProfilesExpanded(bookmark.url)"
-                    class="disclosure-panel"
-                  >
-                    <span
-                      v-for="profileId in bookmark.profileIds"
-                      :key="`${bookmark.url}-${profileId}`"
-                      class="badge"
+                  <p class="meta-line">{{ extension.id }}</p>
+                  <div class="source-disclosure">
+                    <button
+                      class="disclosure-button"
+                      type="button"
+                      @click="toggleExtensionProfiles(extension.id)"
                     >
-                      {{ profileId }}
-                    </span>
+                      <span>Profiles</span>
+                      <span class="badge neutral">{{ extension.profileIds.length }}</span>
+                    </button>
+                    <div
+                      v-if="extensionProfilesExpanded(extension.id)"
+                      class="disclosure-panel"
+                    >
+                      <span
+                        v-for="profileId in extension.profileIds"
+                        :key="`${extension.id}-${profileId}`"
+                        class="badge"
+                      >
+                        {{ profileId }}
+                      </span>
+                    </div>
                   </div>
                 </div>
-              </div>
-            </article>
-          </div>
-          <div v-else class="empty-card">
-            <p>No bookmarks were discovered for this browser.</p>
-          </div>
-        </section>
+              </article>
+            </div>
+            <div v-else class="empty-card">
+              <p>No extensions were discovered for this browser.</p>
+            </div>
+          </section>
+
+          <section v-else class="content-section">
+            <div v-if="currentBrowser.bookmarks.length" class="bookmark-list">
+              <article
+                v-for="bookmark in currentBrowser.bookmarks"
+                :key="bookmark.url"
+                class="bookmark-card"
+              >
+                <div class="bookmark-body">
+                  <div class="bookmark-topline">
+                    <h4>{{ bookmark.title }}</h4>
+                    <span class="badge neutral">{{ domainFromUrl(bookmark.url) }}</span>
+                  </div>
+                  <p class="bookmark-url" :title="bookmark.url">{{ bookmark.url }}</p>
+                  <div class="source-disclosure">
+                    <button
+                      class="disclosure-button"
+                      type="button"
+                      @click="toggleBookmarkProfiles(bookmark.url)"
+                    >
+                      <span>Profiles</span>
+                      <span class="badge neutral">{{ bookmark.profileIds.length }}</span>
+                    </button>
+                    <div
+                      v-if="bookmarkProfilesExpanded(bookmark.url)"
+                      class="disclosure-panel"
+                    >
+                      <span
+                        v-for="profileId in bookmark.profileIds"
+                        :key="`${bookmark.url}-${profileId}`"
+                        class="badge"
+                      >
+                        {{ profileId }}
+                      </span>
+                    </div>
+                  </div>
+                </div>
+              </article>
+            </div>
+            <div v-else class="empty-card">
+              <p>No bookmarks were discovered for this browser.</p>
+            </div>
+          </section>
+        </div>
       </template>
 
       <section v-else class="state-panel">
diff --git a/src/styles.css b/src/styles.css
index 68dccee..6a082d6 100644
--- a/src/styles.css
+++ b/src/styles.css
@@ -60,9 +60,10 @@ button {
 .app-shell {
   display: grid;
   grid-template-columns: 320px minmax(0, 1fr);
-  min-height: 100vh;
+  height: 100vh;
   padding: 14px;
   gap: 14px;
+  overflow: hidden;
 }
 
 .sidebar,
@@ -76,6 +77,7 @@ button {
   flex-direction: column;
   gap: 12px;
   padding: 20px 16px;
+  min-height: 0;
   border: 1px solid var(--panel-border);
   border-radius: 22px;
   background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(248, 250, 252, 0.7));
@@ -151,6 +153,9 @@ button {
   display: flex;
   flex-direction: column;
   gap: 8px;
+  min-height: 0;
+  overflow: auto;
+  padding-right: 2px;
 }
 
 .browser-nav-item {
@@ -263,8 +268,12 @@ button {
 }
 
 .content-panel {
-  padding: 4px 0 4px 0;
-  overflow: auto;
+  display: flex;
+  flex-direction: column;
+  gap: 10px;
+  min-height: 0;
+  padding: 4px 0;
+  overflow: hidden;
 }
 
 .section-tabs,
@@ -277,7 +286,6 @@ button {
 }
 
 .content-section {
-  margin-top: 10px;
   padding: 16px;
 }
 
@@ -286,6 +294,13 @@ button {
   gap: 10px;
   margin-top: 0;
   padding: 8px;
+  flex-shrink: 0;
+}
+
+.content-scroll-area {
+  min-height: 0;
+  overflow: auto;
+  padding-right: 2px;
 }
 
 .section-tab {
@@ -472,6 +487,11 @@ button {
   padding: 28px;
 }
 
+.sidebar-refresh {
+  margin-top: auto;
+  align-self: stretch;
+}
+
 .state-panel.error {
   background: linear-gradient(180deg, rgba(254, 242, 242, 0.92), rgba(255, 255, 255, 0.86));
 }
@@ -479,11 +499,20 @@ button {
 @media (max-width: 1180px) {
   .app-shell {
     grid-template-columns: 1fr;
+    height: auto;
+    min-height: 100vh;
     padding: 12px;
+    overflow: visible;
   }
 
   .content-panel {
     padding: 0;
+    overflow: visible;
+  }
+
+  .browser-nav,
+  .content-scroll-area {
+    overflow: visible;
   }
 }