新增桶权限选择

public/css/style.css

@@ -129,6 +129,24 @@ header p {
     box-shadow: 0 20px 40px rgba(148, 163, 184, 0.15);
 }
 
+.top-banner {
+    background: rgba(255, 255, 255, 0.08);
+    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: center;
+}
+
+.top-banner.hidden {
+    display: none;
+}
+
 .section-header {
     display: flex;
     justify-content: space-between;
@@ -157,6 +175,39 @@ header p {
     margin-bottom: 1rem;
 }
 
+.credentials-panel {
+    display: flex;
+    flex-wrap: wrap;
+    gap: 0.75rem;
+    margin-bottom: 1rem;
+}
+
+.credential-field {
+    display: flex;
+    flex-direction: column;
+    min-width: 180px;
+    flex: 1 1 180px;
+}
+
+.credential-field label {
+    color: var(--text-secondary);
+    font-size: 0.95rem;
+    margin-bottom: 0.35rem;
+}
+
+.credential-field input {
+    background: rgba(255, 255, 255, 0.08);
+    color: var(--text-primary);
+    border: 1px solid var(--panel-border);
+    border-radius: 10px;
+    padding: 0.5rem 0.75rem;
+    outline: none;
+}
+
+.credential-field input:focus {
+    border-color: var(--accent);
+}
+
 .codec-panel label {
     color: var(--text-secondary);
     font-size: 0.95rem;