From adac18ba86a00652d008a402c8114b3306d8b6e6 Mon Sep 17 00:00:00 2001
From: Your Name <your.email@example.com>
Date: Sat, 23 May 2026 10:57:26 +0800
Subject: [PATCH] Polish DingTalk callback screen

---
 public/dingtalk-callback.html | 128 +++++++++++++++++++++++++++-------
 1 file changed, 101 insertions(+), 27 deletions(-)

diff --git a/public/dingtalk-callback.html b/public/dingtalk-callback.html
index aca7785b5..8e6d92ff8 100644
--- a/public/dingtalk-callback.html
+++ b/public/dingtalk-callback.html
@@ -12,71 +12,145 @@
         }
         body {
             font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
-            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+            background:
+                linear-gradient(180deg, rgba(250, 250, 250, 0.96) 0%, rgba(255, 255, 255, 1) 52%),
+                radial-gradient(circle at top center, rgba(0, 145, 255, 0.08), transparent 38%);
             min-height: 100vh;
             display: flex;
             align-items: center;
             justify-content: center;
-            color: #fff;
+            color: #171717;
+            letter-spacing: 0;
         }
         .container {
             text-align: center;
-            padding: 40px;
-            background: rgba(255, 255, 255, 0.1);
-            border-radius: 16px;
-            backdrop-filter: blur(10px);
-            max-width: 400px;
+            padding: 36px 34px 32px;
+            background: #ffffff;
+            border-radius: 12px;
+            box-shadow:
+                rgba(0, 0, 0, 0.08) 0 0 0 1px,
+                rgba(0, 0, 0, 0.04) 0 2px 2px,
+                rgba(0, 0, 0, 0.04) 0 16px 32px -20px;
+            max-width: 420px;
             width: 90%;
         }
+        .brand-mark {
+            width: 42px;
+            height: 42px;
+            border-radius: 10px;
+            margin: 0 auto 22px;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            background: #171717;
+            color: #ffffff;
+            font-size: 18px;
+            font-weight: 700;
+            line-height: 1;
+            box-shadow: rgba(0, 0, 0, 0.08) 0 0 0 1px;
+        }
         .loading-spinner {
-            width: 50px;
-            height: 50px;
-            border: 4px solid rgba(255, 255, 255, 0.3);
-            border-top: 4px solid #fff;
+            width: 34px;
+            height: 34px;
+            border: 2px solid #ededed;
+            border-top-color: #171717;
             border-radius: 50%;
-            animation: spin 1s linear infinite;
-            margin: 0 auto 20px;
+            animation: spin 0.9s linear infinite;
+            margin: 0 auto 18px;
         }
         @keyframes spin {
             0% { transform: rotate(0deg); }
             100% { transform: rotate(360deg); }
         }
         .status-text {
-            font-size: 18px;
-            margin-bottom: 10px;
+            color: #171717;
+            font-size: 17px;
+            font-weight: 600;
+            line-height: 1.5;
+            margin-bottom: 8px;
+        }
+        .hint-text {
+            color: #666666;
+            font-size: 13px;
+            line-height: 1.7;
+        }
+        .status-row {
+            display: inline-flex;
+            align-items: center;
+            gap: 8px;
+            margin-top: 18px;
+            padding: 5px 10px;
+            border-radius: 999px;
+            background: #f5f5f5;
+            color: #666666;
+            font-size: 12px;
+            line-height: 1.4;
+            box-shadow: rgb(235, 235, 235) 0 0 0 1px;
+        }
+        .status-dot {
+            width: 6px;
+            height: 6px;
+            border-radius: 50%;
+            background: #0a72ef;
+            box-shadow: 0 0 0 4px rgba(10, 114, 239, 0.12);
         }
         .error-container {
             display: none;
         }
         .error-title {
-            font-size: 18px;
-            color: #ff6b6b;
-            margin-bottom: 20px;
+            color: #b42318;
+            font-size: 15px;
+            font-weight: 500;
+            line-height: 1.7;
+            margin-bottom: 22px;
             word-break: break-word;
         }
         .back-button {
-            padding: 12px 24px;
-            font-size: 16px;
+            min-height: 38px;
+            padding: 0 16px;
+            font-size: 14px;
+            font-weight: 500;
             cursor: pointer;
-            background: rgba(255, 255, 255, 0.2);
-            color: white;
-            border: 1px solid rgba(255, 255, 255, 0.3);
-            border-radius: 8px;
-            transition: all 0.3s ease;
-            header: 1px solid rgba(255, 255, 255, 0.3);
+            background: #171717;
+            color: #ffffff;
+            border: 0;
+            border-radius: 6px;
+            transition: background-color 0.18s ease, transform 0.18s ease;
         }
         .back-button:hover {
-            background: rgba(255, 255, 255, 0.3);
+            background: #000000;
+            transform: translateY(-1px);
+        }
+        .back-button:focus-visible {
+            outline: 2px solid #0a72ef;
+            outline-offset: 2px;
+        }
+        @media (max-width: 520px) {
+            body {
+                align-items: flex-start;
+                padding-top: 26vh;
+            }
+            .container {
+                padding: 32px 24px 28px;
+                width: calc(100% - 32px);
+            }
         }
     </style>
 </head>
 <body>
     <div class="container">
         <div id="loadingContainer">
+            <div class="brand-mark">AI</div>
             <div class="loading-spinner"></div>
             <p id="statusText" class="status-text">正在登录...</p>
+            <p class="hint-text">正在通过钉钉确认企业身份，完成后会自动回到工作台。</p>
+            <div class="status-row">
+                <span class="status-dot"></span>
+                安全连接已建立
+            </div>
         </div>
         <div id="errorContainer" class="error-container">
+            <div class="brand-mark">AI</div>
             <p id="errorTitle" class="error-title"></p>
             <button id="backButton" class="back-button">返回登录</button>
         </div>