support open browse path

src/styles.css

@@ -357,6 +357,12 @@ button {
   gap: 6px;
 }
 
+.path-input-row {
+  display: grid;
+  grid-template-columns: minmax(0, 1fr) auto;
+  gap: 10px;
+}
+
 .field-group span,
 .config-label {
   color: var(--muted);
@@ -390,6 +396,7 @@ button {
 }
 
 .primary-button,
+.secondary-button,
 .danger-button {
   padding: 9px 14px;
   border-radius: 12px;
@@ -403,6 +410,12 @@ button {
   color: #fff;
 }
 
+.secondary-button {
+  border: 1px solid rgba(148, 163, 184, 0.24);
+  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(241, 245, 249, 0.92));
+  color: var(--text);
+}
+
 .danger-button {
   border: 1px solid rgba(239, 68, 68, 0.18);
   background: rgba(254, 242, 242, 0.96);
@@ -410,6 +423,7 @@ button {
 }
 
 .primary-button:disabled,
+.secondary-button:disabled,
 .danger-button:disabled {
   cursor: default;
   opacity: 0.72;