// ✅ Zoom বন্ধ করা — Pinch-Zoom ও Double-Tap Zoom দুটোই আটকানো হচ্ছে
document.addEventListener('gesturestart', function(e) { e.preventDefault(); });
document.addEventListener('gesturechange', function(e) { e.preventDefault(); });
document.addEventListener('touchmove', function(e) {
    if (e.touches.length > 1) e.preventDefault();
}, { passive: false });
let __slotsLastTouchEnd = 0;
document.addEventListener('touchend', function(e) {
    const now = Date.now();
    if (now - __slotsLastTouchEnd <= 300) e.preventDefault();
    __slotsLastTouchEnd = now;
}, { passive: false });
