Simplify top nav: 2 links + gear menu for settings

Nav down to Заявки (renamed from Дашборд) + Статистика. Telegram/Почта/
Виджет moved into a gear-icon dropdown next to the theme toggle instead
of competing for space in the horizontal nav row.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01QcXH24ky6zjk2UyK5oZUPH

src/app/(admin)/layout.tsx

@@ -4,6 +4,7 @@ import { getCurrentSession } from "@/lib/auth/session";
 import { LogoutButton } from "./logout-button";
 import { NavLinks } from "./nav-links";
 import { ThemeToggle } from "./theme-toggle";
+import { SettingsMenu } from "./settings-menu";
 
 export default async function AdminLayout({ children }: { children: React.ReactNode }) {
   const session = await getCurrentSession();
@@ -23,6 +24,7 @@ export default async function AdminLayout({ children }: { children: React.ReactN
           </div>
           <div className="ml-auto flex items-center gap-2 sm:gap-3">
             <span className="hidden text-sm text-text-muted sm:inline">{session.user.name}</span>
+            <SettingsMenu />
             <ThemeToggle />
             <LogoutButton />
           </div>

src/app/(admin)/nav-links.tsx

@@ -2,14 +2,11 @@
 
 import Link from "next/link";
 import { usePathname } from "next/navigation";
-import { LayoutDashboard, BarChart3, Send, Mail, Code2 } from "lucide-react";
+import { LayoutDashboard, BarChart3 } from "lucide-react";
 
 const links = [
-  { href: "/dashboard", label: "Дашборд", icon: LayoutDashboard },
+  { href: "/dashboard", label: "Заявки", icon: LayoutDashboard },
   { href: "/stats", label: "Статистика", icon: BarChart3 },
-  { href: "/settings/telegram", label: "Telegram", icon: Send },
-  { href: "/settings/email", label: "Почта", icon: Mail },
-  { href: "/settings/widget", label: "Виджет", icon: Code2 },
 ];
 
 export function NavLinks() {

src/app/(admin)/settings-menu.tsx

@@ -0,0 +1,63 @@
+"use client";
+
+import { useEffect, useRef, useState } from "react";
+import Link from "next/link";
+import { usePathname } from "next/navigation";
+import { Settings, Send, Mail, Code2 } from "lucide-react";
+
+const items = [
+  { href: "/settings/telegram", label: "Telegram", icon: Send },
+  { href: "/settings/email", label: "Почта", icon: Mail },
+  { href: "/settings/widget", label: "Виджет", icon: Code2 },
+];
+
+export function SettingsMenu() {
+  const [open, setOpen] = useState(false);
+  const pathname = usePathname();
+  const rootRef = useRef<HTMLDivElement>(null);
+
+  useEffect(() => {
+    function onClickOutside(e: MouseEvent) {
+      if (rootRef.current && !rootRef.current.contains(e.target as Node)) {
+        setOpen(false);
+      }
+    }
+    document.addEventListener("mousedown", onClickOutside);
+    return () => document.removeEventListener("mousedown", onClickOutside);
+  }, []);
+
+  const isActive = items.some((item) => pathname.startsWith(item.href));
+
+  return (
+    <div ref={rootRef} className="relative">
+      <button
+        onClick={() => setOpen((v) => !v)}
+        className={`btn btn-ghost ${isActive ? "bg-accent-soft text-accent-soft-text" : ""}`}
+        title="Настройки"
+        aria-label="Настройки"
+      >
+        <Settings size={15} />
+      </button>
+      {open && (
+        <div className="card absolute right-0 top-full z-20 mt-2 w-44 overflow-hidden p-1">
+          {items.map(({ href, label, icon: Icon }) => {
+            const active = pathname.startsWith(href);
+            return (
+              <Link
+                key={href}
+                href={href}
+                onClick={() => setOpen(false)}
+                className={`flex items-center gap-2 rounded-md px-3 py-2 text-sm font-medium transition-colors ${
+                  active ? "bg-accent-soft text-accent-soft-text" : "text-text-muted hover:bg-surface-hover hover:text-text"
+                }`}
+              >
+                <Icon size={15} />
+                {label}
+              </Link>
+            );
+          })}
+        </div>
+      )}
+    </div>
+  );
+}