diff --git a/src/popup/index.html b/src/popup/index.html
index d16bdf3..8c21f88 100644
--- a/src/popup/index.html
+++ b/src/popup/index.html
@@ -58,27 +58,27 @@
                 <h2 class="font-bold mb-2">Add Wallet</h2>
 
                 <!-- Mode selector tabs -->
-                <div class="flex relative mb-3" id="add-wallet-tabs">
-                    <div
-                        class="absolute bottom-0 left-0 right-0 border-b border-border"
-                    ></div>
+                <div
+                    class="flex border-b border-border mb-3"
+                    id="add-wallet-tabs"
+                >
                     <button
                         id="tab-mnemonic"
-                        class="tab-active relative z-10 px-3 py-1.5 cursor-pointer text-xs font-bold border border-border border-b-bg bg-bg -mb-px"
+                        class="tab-btn tab-active px-3 py-1.5 cursor-pointer text-xs font-bold border-b-2 border-b-fg -mb-px"
                     >
                         From Recovery Phrase
                     </button>
                     <button
                         id="tab-privkey"
-                        class="tab-inactive relative z-10 px-3 py-1.5 cursor-pointer text-xs text-muted border border-transparent -mb-px hover:text-fg"
+                        class="tab-btn tab-inactive px-3 py-1.5 cursor-pointer text-xs text-muted border-b-2 border-b-transparent -mb-px hover:text-fg hover:border-b-muted"
                     >
                         From Private Key
                     </button>
                     <button
                         id="tab-xprv"
-                        class="tab-inactive relative z-10 px-3 py-1.5 cursor-pointer text-xs text-muted border border-transparent -mb-px hover:text-fg"
+                        class="tab-btn tab-inactive px-3 py-1.5 cursor-pointer text-xs text-muted border-b-2 border-b-transparent -mb-px hover:text-fg hover:border-b-muted"
                     >
-                        From Extended Key
+                        From Extended Key (xprv)
                     </button>
                 </div>
 
diff --git a/src/popup/views/addWallet.js b/src/popup/views/addWallet.js
index eda32e1..97876ed 100644
--- a/src/popup/views/addWallet.js
+++ b/src/popup/views/addWallet.js
@@ -29,14 +29,11 @@ function switchMode(mode) {
         $("add-wallet-section-" + m).classList.toggle("hidden", m !== mode);
         const tab = $("tab-" + m);
         const isActive = m === mode;
-        // Active tab: visible borders on top/left/right, bottom border matches bg to "connect" with content
-        tab.classList.toggle("border-border", isActive);
-        tab.classList.toggle("border-b-bg", isActive);
-        tab.classList.toggle("bg-bg", isActive);
+        // Active tab: bold text + solid bottom border indicator
         tab.classList.toggle("font-bold", isActive);
+        tab.classList.toggle("border-b-fg", isActive);
         tab.classList.toggle("text-muted", !isActive);
-        // Inactive tab: transparent borders
-        tab.classList.toggle("border-transparent", !isActive);
+        tab.classList.toggle("border-b-transparent", !isActive);
     }
     $("add-wallet-password-hint").textContent = PASSWORD_HINTS[mode];
 }