Initial commit with 2026 World Cup Quant Platform core modules and CI/CD

platform/web/components/MobileBottomNav.tsx

@@ -0,0 +1,41 @@
+'use client';
+
+import Link from 'next/link';
+import { usePathname } from 'next/navigation';
+
+type NavItem = {
+  href: string;
+  label: string;
+};
+
+const navItems: NavItem[] = [
+  { href: '/daily-card', label: '每日作戰室' },
+  { href: '/matches', label: '賽事' },
+  { href: '/portfolio', label: '投資組合' },
+  { href: '/proof-of-yield', label: '帳本' },
+];
+
+export function MobileBottomNav() {
+  const path = usePathname() || '/';
+
+  return (
+    <nav className="fixed inset-x-0 bottom-0 z-40 border-t border-[#e7cfa7] bg-[#f6f0e1]/95 shadow-[0_-8px_24px_rgba(98,58,34,0.12)] backdrop-blur md:hidden">
+      <div className="mx-auto flex max-w-7xl justify-between px-2 py-2">
+        {navItems.map((item) => {
+          const isActive = path === item.href;
+          return (
+            <Link
+              key={item.href}
+              href={item.href}
+              className={`dot-matrix flex-1 rounded-xl px-3 py-2 text-center text-xs font-semibold transition ${
+                isActive ? 'bg-[#7d2a15] text-white' : 'text-[#6a4935]'
+              }`}
+            >
+              {item.label}
+            </Link>
+          );
+        })}
+      </div>
+    </nav>
+  );
+}