diff --git a/src/pages/admin/login.astro b/src/pages/admin/login.astro
index 6c87ecb..cc7bf28 100644
--- a/src/pages/admin/login.astro
+++ b/src/pages/admin/login.astro
@@ -44,16 +44,17 @@ if (Astro.request.method === "POST") {
 
 <style is:global>
   :root {
-    font-family: -apple-system, BlinkMacSystemFont, "PingFang HK", "Noto Sans HK", sans-serif;
-    color: #2c2c2a; background: #f7f7f5; line-height: 1.65; font-size: 15px;
+    font-family: "Noto Sans HK", "PingFang HK", "Microsoft JhengHei", system-ui, sans-serif;
+    color: #1a1917; background: #faf8f4; line-height: 1.65; font-size: 15px;
   }
   * { box-sizing: border-box; }
   body { margin: 0; display: flex; align-items: center; justify-content: center; min-height: 100vh; }
-  main { width: 100%; max-width: 360px; padding: 32px; background: #fff; border: 1px solid rgba(0,0,0,.08); border-radius: 12px; }
-  h1 { font-size: 18px; font-weight: 500; margin: 0 0 20px; }
-  label { display: block; font-size: 13px; color: #5f5e5a; margin-bottom: 6px; }
-  input { width: 100%; font: inherit; font-size: 14px; padding: 9px 12px; border: 1px solid rgba(0,0,0,.15); border-radius: 8px; }
-  input:focus { outline: 2px solid #b5d4f4; border-color: #185fa5; }
-  button { margin-top: 18px; width: 100%; font: inherit; font-size: 14px; padding: 9px 18px; border-radius: 8px; cursor: pointer; border: 1px solid #185fa5; background: #185fa5; color: #fff; }
-  .err { background: #fcebeb; color: #a32d2d; padding: 10px 14px; border-radius: 8px; font-size: 14px; margin: 0 0 16px; }
+  main { width: 100%; max-width: 360px; padding: 32px; background: #fff; border: 1px solid #e7e2d9; border-radius: 8px; }
+  h1 { font-family: "Noto Serif HK", serif; font-size: 20px; font-weight: 900; margin: 0 0 20px; }
+  label { display: block; font-size: 13px; color: #6e6862; margin-bottom: 6px; font-weight: 600; }
+  input { width: 100%; font: inherit; font-size: 14px; padding: 9px 12px; border: 1px solid #e7e2d9; border-radius: 4px; }
+  input:focus { outline: 2px solid #fef3c7; border-color: #d97706; }
+  button { margin-top: 18px; width: 100%; font: inherit; font-size: 14px; font-weight: 600; padding: 9px 18px; border-radius: 4px; cursor: pointer; border: 1px solid #1a1917; background: #1a1917; color: #fff; }
+  button:hover { background: #000; }
+  .err { background: #fcebeb; color: #a32d2d; padding: 10px 14px; border-radius: 4px; font-size: 14px; margin: 0 0 16px; }
 </style>