diff --git a/src/pages/LoginPage.module.scss b/src/pages/LoginPage.module.scss
new file mode 100644
index 0000000..4203ca0
--- /dev/null
+++ b/src/pages/LoginPage.module.scss
@@ -0,0 +1,234 @@
+@use '../styles/variables.scss' as *;
+
+// 主容器 - 左右分栏布局
+.container {
+  min-height: 100vh;
+  display: flex;
+  background: var(--bg-primary);
+}
+
+// 左侧品牌展示区
+.brandPanel {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  align-items: center;
+  background: #000000;
+  padding: $spacing-2xl;
+  position: relative;
+  overflow: hidden;
+
+  // 移动端隐藏
+  @media (max-width: $breakpoint-mobile) {
+    display: none;
+  }
+}
+
+// 品牌文字容器
+.brandContent {
+  position: relative;
+  z-index: 1;
+  display: flex;
+  flex-direction: column;
+  align-items: flex-end;
+  width: 100%;
+  padding: 0;
+  gap: 0;
+}
+
+// 品牌大字
+.brandWord {
+  font-size: 13vw;
+  font-weight: 900;
+  color: rgba(255, 255, 255, 0.9);
+  letter-spacing: -0.02em;
+  line-height: 0.85;
+  text-transform: uppercase;
+  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
+  text-align: right;
+  padding-right: 0;
+
+  // 不同字有不同的透明度形成层次感
+  &:nth-child(1) {
+    color: rgba(255, 255, 255, 0.95);
+  }
+
+  &:nth-child(2) {
+    color: rgba(255, 255, 255, 0.7);
+  }
+
+  &:nth-child(3) {
+    color: rgba(255, 255, 255, 0.45);
+  }
+}
+
+// 右侧功能交互区
+.formPanel {
+  flex: 1;
+  display: flex;
+  flex-direction: column;
+  justify-content: center;
+  align-items: center;
+  padding: $spacing-2xl;
+  background: var(--bg-primary);
+  position: relative;
+
+  @media (max-width: $breakpoint-mobile) {
+    padding: $spacing-lg;
+    min-height: 100vh;
+  }
+}
+
+// 右侧内容容器
+.formContent {
+  width: 100%;
+  max-width: 420px;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  gap: $spacing-xl;
+}
+
+// Logo
+.logo {
+  width: 80px;
+  height: 80px;
+  border-radius: $radius-full;
+  object-fit: cover;
+  box-shadow: var(--shadow-lg);
+  border: 3px solid var(--border-color);
+}
+
+// 登录表单卡片
+.loginCard {
+  width: 100%;
+  background: var(--bg-primary);
+  border: 1px solid var(--border-color);
+  border-radius: $radius-lg;
+  box-shadow: var(--shadow-lg);
+  padding: $spacing-xl;
+  display: flex;
+  flex-direction: column;
+  gap: $spacing-lg;
+
+  @media (max-width: $breakpoint-mobile) {
+    padding: $spacing-lg;
+    box-shadow: none;
+    border: none;
+    background: transparent;
+  }
+}
+
+// 登录头部
+.loginHeader {
+  display: flex;
+  flex-direction: column;
+  gap: $spacing-sm;
+  text-align: center;
+}
+
+// 标题行
+.titleRow {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  gap: $spacing-sm;
+  flex-wrap: wrap;
+}
+
+// 标题
+.title {
+  font-size: 22px;
+  font-weight: 800;
+  color: var(--text-primary);
+}
+
+// 副标题
+.subtitle {
+  color: var(--text-secondary);
+  font-size: 14px;
+}
+
+// 语言切换按钮
+.languageBtn {
+  white-space: nowrap;
+}
+
+// 连接信息框
+.connectionBox {
+  background: var(--bg-secondary);
+  border: 1px dashed var(--border-color);
+  border-radius: $radius-md;
+  padding: $spacing-md;
+  display: flex;
+  flex-direction: column;
+  gap: $spacing-xs;
+
+  .label {
+    color: var(--text-secondary);
+    font-size: 14px;
+  }
+
+  .value {
+    font-weight: 700;
+    color: var(--text-primary);
+    word-break: break-all;
+  }
+
+  .hint {
+    color: var(--text-secondary);
+    font-size: 12px;
+  }
+}
+
+// 复选框行
+.toggleAdvanced {
+  display: flex;
+  justify-content: flex-start;
+  align-items: center;
+  gap: $spacing-xs;
+  color: var(--text-secondary);
+  cursor: pointer;
+
+  input[type='checkbox'] {
+    cursor: pointer;
+  }
+
+  label {
+    cursor: pointer;
+    font-size: 14px;
+  }
+}
+
+// 错误提示框
+.errorBox {
+  background: rgba(239, 68, 68, 0.1);
+  border: 1px solid rgba(239, 68, 68, 0.4);
+  border-radius: $radius-md;
+  padding: $spacing-sm $spacing-md;
+  color: $error-color;
+  font-size: 14px;
+}
+
+// 自动登录提示
+.autoLoginBox {
+  background: var(--bg-secondary);
+  border: 1px dashed var(--border-color);
+  border-radius: $radius-md;
+  padding: $spacing-md;
+  display: flex;
+  flex-direction: column;
+  gap: $spacing-xs;
+  text-align: center;
+
+  .label {
+    color: var(--text-secondary);
+    font-size: 14px;
+  }
+
+  .value {
+    font-weight: 600;
+    color: var(--text-primary);
+  }
+}
diff --git a/src/pages/LoginPage.tsx b/src/pages/LoginPage.tsx
index e48dd89..0022079 100644
--- a/src/pages/LoginPage.tsx
+++ b/src/pages/LoginPage.tsx
@@ -6,6 +6,8 @@ import { Input } from '@/components/ui/Input';
 import { IconEye, IconEyeOff } from '@/components/ui/icons';
 import { useAuthStore, useLanguageStore, useNotificationStore } from '@/stores';
 import { detectApiBaseFromLocation, normalizeApiBase } from '@/utils/connection';
+import { INLINE_LOGO_JPEG } from '@/assets/logoInline';
+import styles from './LoginPage.module.scss';
 
 export function LoginPage() {
   const { t } = useTranslation();
@@ -50,7 +52,7 @@ export function LoginPage() {
     init();
   }, [detectedBase, restoreSession, storedBase, storedKey, storedRememberPassword]);
 
-  const handleSubmit = async () => {
+  const handleSubmit = useCallback(async () => {
     if (!managementKey.trim()) {
       setError(t('login.error_required'));
       return;
@@ -74,7 +76,7 @@ export function LoginPage() {
     } finally {
       setLoading(false);
     }
-  };
+  }, [apiBase, detectedBase, login, managementKey, navigate, rememberPassword, showNotification, t]);
 
   const handleSubmitKeyDown = useCallback(
     (event: React.KeyboardEvent) => {
@@ -92,103 +94,121 @@ export function LoginPage() {
   }
 
   return (
-    <div className="login-page">
-      <div className="login-card">
-        <div className="login-header">
-          <div className="login-title-row">
-            <div className="title">{t('title.login')}</div>
-            <Button
-              type="button"
-              variant="ghost"
-              size="sm"
-              className="login-language-btn"
-              onClick={toggleLanguage}
-              title={t('language.switch')}
-              aria-label={t('language.switch')}
-            >
-              {nextLanguageLabel}
+    <div className={styles.container}>
+      {/* 左侧品牌展示区 */}
+      <div className={styles.brandPanel}>
+        <div className={styles.brandContent}>
+          <span className={styles.brandWord}>CLI</span>
+          <span className={styles.brandWord}>PROXY</span>
+          <span className={styles.brandWord}>API</span>
+        </div>
+      </div>
+
+      {/* 右侧功能交互区 */}
+      <div className={styles.formPanel}>
+        <div className={styles.formContent}>
+          {/* Logo */}
+          <img src={INLINE_LOGO_JPEG} alt="Logo" className={styles.logo} />
+
+          {/* 登录表单卡片 */}
+          <div className={styles.loginCard}>
+            <div className={styles.loginHeader}>
+              <div className={styles.titleRow}>
+                <div className={styles.title}>{t('title.login')}</div>
+                <Button
+                  type="button"
+                  variant="ghost"
+                  size="sm"
+                  className={styles.languageBtn}
+                  onClick={toggleLanguage}
+                  title={t('language.switch')}
+                  aria-label={t('language.switch')}
+                >
+                  {nextLanguageLabel}
+                </Button>
+              </div>
+              <div className={styles.subtitle}>{t('login.subtitle')}</div>
+            </div>
+
+            <div className={styles.connectionBox}>
+              <div className={styles.label}>{t('login.connection_current')}</div>
+              <div className={styles.value}>{apiBase || detectedBase}</div>
+              <div className={styles.hint}>{t('login.connection_auto_hint')}</div>
+            </div>
+
+            <div className={styles.toggleAdvanced}>
+              <input
+                id="custom-connection-toggle"
+                type="checkbox"
+                checked={showCustomBase}
+                onChange={(e) => setShowCustomBase(e.target.checked)}
+              />
+              <label htmlFor="custom-connection-toggle">{t('login.custom_connection_label')}</label>
+            </div>
+
+            {showCustomBase && (
+              <Input
+                label={t('login.custom_connection_label')}
+                placeholder={t('login.custom_connection_placeholder')}
+                value={apiBase}
+                onChange={(e) => setApiBase(e.target.value)}
+                hint={t('login.custom_connection_hint')}
+              />
+            )}
+
+            <Input
+              autoFocus
+              label={t('login.management_key_label')}
+              placeholder={t('login.management_key_placeholder')}
+              type={showKey ? 'text' : 'password'}
+              value={managementKey}
+              onChange={(e) => setManagementKey(e.target.value)}
+              onKeyDown={handleSubmitKeyDown}
+              rightElement={
+                <button
+                  type="button"
+                  className="btn btn-ghost btn-sm"
+                  onClick={() => setShowKey((prev) => !prev)}
+                  aria-label={
+                    showKey
+                      ? t('login.hide_key', { defaultValue: '隐藏密钥' })
+                      : t('login.show_key', { defaultValue: '显示密钥' })
+                  }
+                  title={
+                    showKey
+                      ? t('login.hide_key', { defaultValue: '隐藏密钥' })
+                      : t('login.show_key', { defaultValue: '显示密钥' })
+                  }
+                >
+                  {showKey ? <IconEyeOff size={16} /> : <IconEye size={16} />}
+                </button>
+              }
+            />
+
+            <div className={styles.toggleAdvanced}>
+              <input
+                id="remember-password-toggle"
+                type="checkbox"
+                checked={rememberPassword}
+                onChange={(e) => setRememberPassword(e.target.checked)}
+              />
+              <label htmlFor="remember-password-toggle">{t('login.remember_password_label')}</label>
+            </div>
+
+            <Button fullWidth onClick={handleSubmit} loading={loading}>
+              {loading ? t('login.submitting') : t('login.submit_button')}
             </Button>
+
+            {error && <div className={styles.errorBox}>{error}</div>}
+
+            {autoLoading && (
+              <div className={styles.autoLoginBox}>
+                <div className={styles.label}>{t('auto_login.title')}</div>
+                <div className={styles.value}>{t('auto_login.message')}</div>
+              </div>
+            )}
           </div>
-          <div className="subtitle">{t('login.subtitle')}</div>
         </div>
-
-        <div className="connection-box">
-          <div className="label">{t('login.connection_current')}</div>
-          <div className="value">{apiBase || detectedBase}</div>
-          <div className="hint">{t('login.connection_auto_hint')}</div>
-        </div>
-
-        <div className="toggle-advanced">
-          <input
-            id="custom-connection-toggle"
-            type="checkbox"
-            checked={showCustomBase}
-            onChange={(e) => setShowCustomBase(e.target.checked)}
-          />
-          <label htmlFor="custom-connection-toggle">{t('login.custom_connection_label')}</label>
-        </div>
-
-        {showCustomBase && (
-          <Input
-            label={t('login.custom_connection_label')}
-            placeholder={t('login.custom_connection_placeholder')}
-            value={apiBase}
-            onChange={(e) => setApiBase(e.target.value)}
-            hint={t('login.custom_connection_hint')}
-          />
-        )}
-
-        <Input
-          autoFocus
-          label={t('login.management_key_label')}
-          placeholder={t('login.management_key_placeholder')}
-          type={showKey ? 'text' : 'password'}
-          value={managementKey}
-          onChange={(e) => setManagementKey(e.target.value)}
-          onKeyDown={handleSubmitKeyDown}
-          rightElement={
-            <button
-              type="button"
-              className="btn btn-ghost btn-sm"
-              onClick={() => setShowKey((prev) => !prev)}
-              aria-label={
-                showKey
-                  ? t('login.hide_key', { defaultValue: '隐藏密钥' })
-                  : t('login.show_key', { defaultValue: '显示密钥' })
-              }
-              title={
-                showKey
-                  ? t('login.hide_key', { defaultValue: '隐藏密钥' })
-                  : t('login.show_key', { defaultValue: '显示密钥' })
-              }
-            >
-              {showKey ? <IconEyeOff size={16} /> : <IconEye size={16} />}
-            </button>
-          }
-        />
-
-        <div className="toggle-advanced">
-          <input
-            id="remember-password-toggle"
-            type="checkbox"
-            checked={rememberPassword}
-            onChange={(e) => setRememberPassword(e.target.checked)}
-          />
-          <label htmlFor="remember-password-toggle">{t('login.remember_password_label')}</label>
-        </div>
-
-        <Button fullWidth onClick={handleSubmit} loading={loading}>
-          {loading ? t('login.submitting') : t('login.submit_button')}
-        </Button>
-
-        {error && <div className="error-box">{error}</div>}
-
-        {autoLoading && (
-          <div className="connection-box">
-            <div className="label">{t('auto_login.title')}</div>
-            <div className="value">{t('auto_login.message')}</div>
-          </div>
-        )}
       </div>
     </div>
   );
diff --git a/src/styles/layout.scss b/src/styles/layout.scss
index bb452ba..0ba8d9d 100644
--- a/src/styles/layout.scss
+++ b/src/styles/layout.scss
@@ -407,98 +407,6 @@
   }
 }
 
-.login-page {
-  min-height: 100vh;
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  background: var(--bg-secondary);
-  padding: $spacing-lg;
-
-  .login-card {
-    width: 100%;
-    max-width: 520px;
-    background: var(--bg-primary);
-    border: 1px solid var(--border-color);
-    border-radius: $radius-lg;
-    box-shadow: var(--shadow-lg);
-    padding: $spacing-xl;
-    display: flex;
-    flex-direction: column;
-    gap: $spacing-lg;
-  }
-
-  .login-header {
-    display: flex;
-    flex-direction: column;
-    gap: $spacing-sm;
-    text-align: center;
-
-    .title {
-      font-size: 22px;
-      font-weight: 800;
-      color: var(--text-primary);
-    }
-
-    .subtitle {
-      color: var(--text-secondary);
-    }
-  }
-
-  .login-title-row {
-    display: flex;
-    align-items: center;
-    justify-content: center;
-    gap: $spacing-sm;
-    flex-wrap: wrap;
-  }
-
-  .login-language-btn {
-    white-space: nowrap;
-  }
-
-  .connection-box {
-    background: var(--bg-secondary);
-    border: 1px dashed var(--border-color);
-    border-radius: $radius-md;
-    padding: $spacing-md;
-    display: flex;
-    flex-direction: column;
-    gap: $spacing-xs;
-
-    .label {
-      color: var(--text-secondary);
-      font-size: 14px;
-    }
-
-    .value {
-      font-weight: 700;
-      color: var(--text-primary);
-    }
-
-    .item-actions {
-      display: flex;
-      gap: $spacing-md;
-    }
-  }
-
-  .toggle-advanced {
-    display: flex;
-    justify-content: flex-start;
-    align-items: center;
-    gap: $spacing-xs;
-    color: var(--text-secondary);
-    cursor: pointer;
-  }
-
-  .error-box {
-    background: rgba(239, 68, 68, 0.1);
-    border: 1px solid rgba(239, 68, 68, 0.4);
-    border-radius: $radius-md;
-    padding: $spacing-sm $spacing-md;
-    color: $error-color;
-  }
-}
 
 .grid {
   display: grid;