feat(界面设计): 统一弹窗分割线与材质配色

assets/webui/ofdgo.css

@@ -232,6 +232,10 @@
 	backdrop-filter: blur(16px);
 }
 
+:root[data-window-material] .form-dialog {
+	--line: color-mix(in srgb, var(--text) 12%, transparent);
+}
+
 :root[data-window-material] :is(.convert-table th, .resource-heading) {
 	background: var(--popup-fill);
 	backdrop-filter: blur(16px);
@@ -2664,7 +2668,8 @@ body[data-hide-meta] .meta-panel {
 	flex-wrap: wrap;
 	align-items: center;
 	gap: 8px;
-	padding: 12px;
+	margin-inline: 12px;
+	padding: 12px 0;
 	border-top: 1px solid var(--line);
 }