新增功能：frp v2 隧道支持（1.5版本下为灰标无法点击）

static/style-3.css

@@ -1096,4 +1096,58 @@ select:disabled {
     .token-input-wrapper {
         flex-wrap: wrap;
     }
+}
+
+/* ============================================================
+   v2 协议开关（灰标禁用）
+   ============================================================ */
+
+.v2-switch-row {
+    grid-column: 1 / -1 !important;
+    padding-top: 4px;
+    border-top: 1px solid var(--border-subtle);
+    margin-top: 4px;
+}
+
+.v2-switch-wrapper {
+    display: flex;
+    align-items: center;
+    gap: 14px;
+    padding: 6px 0;
+}
+
+/* 禁用状态开关 - 灰标 */
+.switch.disabled {
+    opacity: 0.4;
+    cursor: not-allowed;
+    pointer-events: none;
+}
+.switch.disabled .slider {
+    background: rgba(255, 255, 255, 0.08);
+}
+.switch.disabled input:checked + .slider {
+    background: rgba(74, 124, 255, 0.25);
+}
+.switch.disabled .slider::before {
+    background: #3a3a4a;
+}
+
+/* "即将推出" 徽章 */
+.v2-badge {
+    font-size: 11px;
+    padding: 2px 12px;
+    background: rgba(255, 200, 50, 0.12);
+    border: 1px solid rgba(255, 200, 50, 0.15);
+    border-radius: 12px;
+    color: #f0c040;
+    letter-spacing: 0.5px;
+    font-weight: 500;
+}
+
+.v2-hint {
+    font-size: 12px;
+    color: var(--text-dim);
+    line-height: 1.5;
+    padding: 2px 0 4px;
+    display: block;
 }