修改调整登录界面

src/pages/LoginPage.tsx

@@ -95,12 +95,16 @@ export default function LoginPage() {
       }}>
         {/* 品牌区 */}
         <div style={{ textAlign: 'center', marginBottom: 32 }}>
+          <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'center', gap: 12 }}>
             <img
               src="/digiwin.svg"
               alt="Digiwin"
               style={{ height: 36, objectFit: 'contain', filter: isDark ? 'drop-shadow(0 0 8px rgba(0,212,255,0.4))' : 'none' }}
             />
-          <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'center', gap: 10, marginTop: 14 }}>
+            <span style={{
+              fontSize: 26, fontWeight: 800, lineHeight: 1,
+              ...(isDark ? { color: 'rgba(0,212,255,0.5)' } : { color: 'rgba(30,58,110,0.3)' }),
+            }}>·</span>
             <h1 style={{
               fontSize: 26, fontWeight: 800, letterSpacing: '0.04em', margin: 0,
               ...(isDark
@@ -110,7 +114,7 @@ export default function LoginPage() {
               EIOSpace
             </h1>
           </div>
-          <p style={{ fontSize: 13, marginTop: 6, ...(isDark ? { color: 'rgba(168,216,255,0.6)' } : { color: '#6b7280' }) }}>
+          <p style={{ fontSize: 13, marginTop: 14, ...(isDark ? { color: 'rgba(168,216,255,0.6)' } : { color: '#6b7280' }) }}>
             企业智能 · 数据驱动 · 产业赋能
           </p>
         </div>