diff --git a/frontend/src/views/LoginVerification/LoginVerification.css b/frontend/src/views/LoginVerification/LoginVerification.css
index 178fbfe..9fe2987 100644
--- a/frontend/src/views/LoginVerification/LoginVerification.css
+++ b/frontend/src/views/LoginVerification/LoginVerification.css
@@ -14,7 +14,7 @@
 }
 
 .verification-heading {
-  margin-bottom: 32px;
+  margin-bottom: 24px;
 }
 
 .verification-eyebrow {
@@ -45,24 +45,113 @@
 }
 
 .verification-methods {
-  display: flex;
-  flex-wrap: wrap;
-  gap: 12px;
-  margin-bottom: 16px;
+  display: grid;
+  grid-template-columns: repeat(2, minmax(0, 1fr));
+  gap: 10px;
+  margin-bottom: 24px;
+}
+
+.verification-method {
+  display: block;
+  min-width: 0;
+  border-radius: 10px;
+}
+
+.verification-method:has(.is-disabled) {
+  cursor: not-allowed;
+}
+
+.verification-method:focus-visible {
+  outline: 2px solid var(--pm-primary-color);
+  outline-offset: 3px;
 }
 
 .verification-methods .el-button {
-  flex: 1;
+  width: 100%;
   min-height: 48px;
   margin: 0;
+  padding: 10px 8px;
+  border-radius: 10px;
 }
 
-.verification-hint,
-.verification-delivery {
+.verification-methods .el-button.is-disabled {
+  pointer-events: none;
+}
+
+:global(.verification-method-tooltip) {
+  max-width: 280px;
+  line-height: 1.7;
+}
+
+.verification-hint {
   color: var(--pm-text-secondary);
   font-size: 14px;
   line-height: 1.7;
+  margin: 0 0 20px;
+}
+
+.verification-placeholder {
+  text-align: center;
+}
+
+.verification-delivery {
+  padding: 16px;
   margin-bottom: 20px;
+  border: 1px solid var(--pm-border-color);
+  border-radius: 12px;
+}
+
+.verification-delivery-row {
+  display: flex;
+  align-items: center;
+  flex-wrap: wrap;
+  gap: 12px;
+}
+
+.verification-email {
+  flex: 1 1 180px;
+  min-width: 0;
+  display: flex;
+  flex-direction: column;
+  gap: 6px;
+}
+
+.verification-email span {
+  color: var(--pm-text-secondary);
+  font-size: 13px;
+}
+
+.verification-email strong {
+  color: var(--pm-text-primary);
+  font-size: 14px;
+  font-weight: 500;
+  overflow-wrap: anywhere;
+}
+
+.verification-send {
+  min-height: 36px;
+  margin: 0;
+  border-radius: 8px;
+}
+
+.verification-delivery-status {
+  margin: 12px 0 0;
+  color: var(--pm-text-secondary);
+  font-size: 13px;
+  line-height: 1.6;
+}
+
+.verification-form :deep(.el-form-item) {
+  margin-bottom: 18px;
+}
+
+.verification-form :deep(.el-form-item__label) {
+  margin-bottom: 8px;
+  line-height: 1.5;
+}
+
+.verification-form :deep(.el-alert) {
+  margin-bottom: 16px;
 }
 
 .verification-input :deep(.el-input__wrapper) {
@@ -78,18 +167,13 @@
   text-align: center;
 }
 
-.verification-submit,
-.webauthn-login-button {
+.verification-submit {
   width: 100%;
   min-height: 48px;
   border-radius: 12px;
   font-weight: 600;
 }
 
-.verification-submit {
-  margin-top: 24px;
-}
-
 .verification-actions {
   display: flex;
   justify-content: center;
@@ -97,14 +181,6 @@
   margin-top: 14px;
 }
 
-.webauthn-unavailable {
-  margin: 0;
-  color: var(--pm-text-secondary);
-  font-size: 13px;
-  line-height: 1.6;
-  text-align: center;
-}
-
 @media (max-width: 760px) {
   .verification-content {
     min-height: 0;
diff --git a/frontend/src/views/LoginVerification/LoginVerification.vue b/frontend/src/views/LoginVerification/LoginVerification.vue
index 83c2c5b..8107933 100644
--- a/frontend/src/views/LoginVerification/LoginVerification.vue
+++ b/frontend/src/views/LoginVerification/LoginVerification.vue
@@ -13,38 +13,62 @@
         </div>
 
         <div class="verification-methods">
-          <el-button
-            :type="method === 'email' ? 'primary' : 'default'"
-            :disabled="!methods.includes('email') || loading"
-            @click="chooseMethod('email')"
-          >邮箱验证码</el-button>
-          <el-button
-            :type="method === 'totp' ? 'primary' : 'default'"
-            :disabled="!methods.includes('totp') || loading"
-            @click="chooseMethod('totp')"
-          >手机动态码（TOTP）</el-button>
+          <el-tooltip
+            :disabled="methods.includes('email') && !loading"
+            :content="loading ? '正在验证，请稍候。' : '尚未绑定可用的安全邮箱，请使用已启用的手机动态码登录。'"
+            placement="top"
+            :show-after="150"
+          >
+            <span class="verification-method" :tabindex="!methods.includes('email') || loading ? 0 : undefined">
+              <el-button
+                :type="method === 'email' ? 'primary' : 'default'"
+                :disabled="!methods.includes('email') || loading"
+                :aria-pressed="method === 'email'"
+                @click="chooseMethod('email')"
+              >邮箱验证码</el-button>
+            </span>
+          </el-tooltip>
+          <el-tooltip
+            :disabled="methods.includes('totp') && !loading"
+            :content="loading ? '正在验证，请稍候。' : '尚未启用手机动态码。请先使用邮箱验证码登录，再前往「安全中心 → 手机动态码」开启。'"
+            placement="top"
+            :show-after="150"
+            popper-class="verification-method-tooltip"
+          >
+            <span class="verification-method" :tabindex="!methods.includes('totp') || loading ? 0 : undefined">
+              <el-button
+                :type="method === 'totp' ? 'primary' : 'default'"
+                :disabled="!methods.includes('totp') || loading"
+                :aria-pressed="method === 'totp'"
+                @click="chooseMethod('totp')"
+              >手机动态码（TOTP）</el-button>
+            </span>
+          </el-tooltip>
         </div>
-        <p v-if="!methods.includes('totp')" class="verification-hint">
-          尚未启用手机动态码，可在登录后的安全中心自行开启。
-        </p>
-        <p v-if="!methods.includes('email')" class="verification-hint">
-          尚未绑定可用的安全邮箱，请使用手机动态码。
+        <p v-if="!method" class="verification-hint verification-placeholder">
+          请选择一种验证方式，完成验证后即可登录。
         </p>
 
-        <div v-if="method === 'email'" class="verification-delivery" aria-live="polite">
-          <p>绑定邮箱：<strong>{{ pending?.email }}</strong></p>
-          <p>{{ deliveryMessage }}</p>
-          <el-button
-            :loading="resending"
-            :disabled="sending || retrySeconds > 0 || remainingSeconds <= 0"
-            @click="resendCode"
-          >{{ sending ? '正在发送' : retrySeconds > 0 ? `${retrySeconds} 秒后可重发` : '发送邮箱验证码' }}</el-button>
-        </div>
-        <p v-if="method === 'totp'" class="verification-hint">
-          打开已绑定的手机验证器，输入当前六位动态码。已使用的动态码请等待更新。
-        </p>
+        <el-form v-if="method" class="verification-form" label-position="top" @submit.prevent="verifyCode">
+          <div v-if="method === 'email'" class="verification-delivery">
+            <div class="verification-delivery-row">
+              <div class="verification-email">
+                <span>绑定邮箱</span>
+                <strong>{{ pending?.email }}</strong>
+              </div>
+              <el-button
+                class="verification-send"
+                :loading="resending"
+                :disabled="loading || sending || retrySeconds > 0 || remainingSeconds <= 0"
+                @click="resendCode"
+              >{{ sending ? '正在发送' : retrySeconds > 0 ? `${retrySeconds} 秒后可重发` : '发送验证码' }}</el-button>
+            </div>
+            <p class="verification-delivery-status" aria-live="polite">{{ deliveryMessage }}</p>
+          </div>
+          <p v-else class="verification-hint">
+            打开已绑定的手机验证器，输入当前六位动态码。已使用的动态码请等待更新。
+          </p>
 
-        <el-form v-if="method" class="verification-form" @submit.prevent="verifyCode">
           <el-form-item :label="method === 'totp' ? '六位手机动态码' : '八位邮箱验证码'">
             <el-input
               v-model="code"
@@ -65,12 +89,6 @@
             show-icon
           />
 
-          <p class="verification-expiry">
-            {{ remainingSeconds > 0
-              ? `请在 ${remainingSeconds} 秒内完成登录验证`
-              : "登录验证已过期，请重新登录" }}
-          </p>
-
           <el-button
             type="primary"
             size="large"
@@ -81,7 +99,11 @@
           >
             验证并登录
           </el-button>
-
+          <p class="verification-expiry">
+            {{ remainingSeconds > 0
+              ? `请在 ${remainingSeconds} 秒内完成登录验证`
+              : "登录验证已过期，请重新登录" }}
+          </p>
         </el-form>
         <div class="verification-actions">
           <el-button link :disabled="loading" @click="goBackToLogin">返回登录</el-button>