diff --git a/frontend/packages/agent/src/agent.css b/frontend/packages/agent/src/agent.css
index 4243acf7..abd1ba1c 100644
--- a/frontend/packages/agent/src/agent.css
+++ b/frontend/packages/agent/src/agent.css
@@ -413,7 +413,7 @@ a:hover { color: var(--fg); text-shadow: 0 0 12px rgba(137, 220, 235, 0.9); }
   flex: 1;
 }
 .sendform input:focus { outline: 1px solid var(--purple); }
-.loginform { display: flex; gap: 0.6em; margin-top: 0.5em; align-items: stretch; }
+.loginform { display: flex; gap: 0.6em; margin-top: 0.5em; }
 .loginform input {
   font-family: inherit; font-size: 1em;
   background: rgba(255, 255, 255, 0.04);
@@ -423,36 +423,6 @@ a:hover { color: var(--fg); text-shadow: 0 0 12px rgba(137, 220, 235, 0.9); }
   flex: 1;
 }
 .loginform input:focus { outline: 1px solid var(--purple); }
-
-/* #568: show / hide toggle for the masked OAuth-code input. Quiet
-   by default (muted border + transparent bg), lights amber on
-   hover / when pressed (aria-pressed="true") so the operator
-   sees at a glance whether the code is currently visible. */
-.loginform-reveal {
-  font-family: inherit;
-  font-size: 1em;
-  background: transparent;
-  color: var(--muted);
-  border: 1px solid var(--purple-dim);
-  border-radius: 3px;
-  padding: 0 0.6em;
-  cursor: pointer;
-  display: inline-flex;
-  align-items: center;
-  justify-content: center;
-  transition: color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
-}
-.loginform-reveal:hover,
-.loginform-reveal:focus-visible {
-  color: var(--amber);
-  border-color: var(--amber);
-  outline: none;
-}
-.loginform-reveal[aria-pressed="true"] {
-  color: var(--amber);
-  border-color: var(--amber);
-  box-shadow: 0 0 8px -2px var(--amber);
-}
 pre.diff {
   background: rgba(255, 255, 255, 0.03);
   border: 1px solid var(--purple-dim);
diff --git a/frontend/packages/agent/src/app.js b/frontend/packages/agent/src/app.js
index 7889083f..87b12306 100644
--- a/frontend/packages/agent/src/app.js
+++ b/frontend/packages/agent/src/app.js
@@ -351,38 +351,11 @@ window.marked = marked;
       const code = el('form', {
         action: '/login/code', method: 'POST', class: 'loginform', 'data-async': '',
       });
-      // #568: OAuth code is a sensitive secret — mask the input with
-      // type="password" so a shoulder-surfer / screenshot doesn't
-      // capture it. The reveal button flips it back to text on press
-      // so the operator can sanity-check the paste before submit.
-      const codeInput = el('input', {
-        name: 'code',
-        type: 'password',
-        placeholder: 'paste OAuth code here (hidden)',
-        required: '',
-        // `one-time-code` is the semantic value for OAuth codes (per
-        // WHATWG / argus #592 review): browsers may silently ignore
-        // `autocomplete="off"` on `type="password"` inputs, but
-        // `one-time-code` is honoured + suppresses the "save password
-        // for this site?" prompt that would otherwise fire on submit.
-        autocomplete: 'one-time-code',
-        spellcheck: 'false',
-      });
-      const reveal = el('button', {
-        type: 'button',
-        class: 'loginform-reveal',
-        title: 'show / hide pasted code',
-        'aria-label': 'show / hide pasted OAuth code',
-        'aria-pressed': 'false',
-      }, '👁');
-      reveal.addEventListener('click', () => {
-        const showing = codeInput.getAttribute('type') === 'text';
-        codeInput.setAttribute('type', showing ? 'password' : 'text');
-        reveal.setAttribute('aria-pressed', showing ? 'false' : 'true');
-      });
       code.append(
-        codeInput,
-        reveal,
+        el('input', {
+          name: 'code', placeholder: 'paste OAuth code here',
+          required: '', autocomplete: 'off',
+        }),
         el('button', { type: 'submit', class: 'btn btn-login' }, '◆ S3ND C0DE'),
       );
       root.append(code);