添加退出登录按钮

public/css/style.css

@@ -240,23 +240,61 @@ header p {
 }
 
 .top-banner {
-    background: rgba(255, 255, 255, 0.08);
+    background: rgba(255, 255, 255, 0.7);
     border: 1px solid var(--panel-border);
     border-radius: 16px;
     padding: 1rem 1.25rem;
     margin-bottom: 1.5rem;
     color: var(--text-primary);
-    font-size: 1.25rem;
-    font-weight: 700;
     display: flex;
     align-items: center;
-    justify-content: flex-start;
+    justify-content: space-between;
+    gap: 1rem;
+    backdrop-filter: blur(16px);
+    -webkit-backdrop-filter: blur(16px);
 }
 
 .top-banner.hidden {
     display: none;
 }
 
+.top-banner__title {
+    font-size: 1.25rem;
+    font-weight: 700;
+    min-width: 0;
+}
+
+.top-banner__actions {
+    display: flex;
+    align-items: center;
+    justify-content: flex-end;
+    gap: 0.75rem;
+    flex-wrap: wrap;
+}
+
+.user-chip {
+    display: inline-flex;
+    align-items: center;
+    gap: 0.5rem;
+    padding: 0.65rem 0.9rem;
+    border-radius: 999px;
+    background: rgba(37, 99, 235, 0.08);
+    border: 1px solid rgba(37, 99, 235, 0.16);
+    color: var(--text-primary);
+    line-height: 1;
+}
+
+.user-chip__label {
+    color: var(--text-secondary);
+    font-size: 0.82rem;
+    font-weight: 600;
+}
+
+.user-chip__name {
+    font-size: 0.92rem;
+    font-weight: 700;
+}
+
 .section-header {
     display: block;
     margin-bottom: 0.75rem;
@@ -291,6 +329,16 @@ header p {
     transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
 }
 
+.action-btn-secondary {
+    background: #0f172a;
+    color: #ffffff;
+}
+
+.action-btn-secondary:hover {
+    background: #1e293b;
+    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.16);
+}
+
 .action-btn:hover {
     background: #1d4ed8;
     transform: translateY(-1px);
@@ -1044,6 +1092,16 @@ header p {
 
 /* Responsive adjustments */
 @media (max-width: 900px) {
+    .top-banner {
+        align-items: flex-start;
+        flex-direction: column;
+    }
+
+    .top-banner__actions {
+        width: 100%;
+        justify-content: space-between;
+    }
+
     .dashboard {
         grid-template-columns: 1fr;
     }