From b20ca7550157e2da88eaae74046e4de6ef790d18 Mon Sep 17 00:00:00 2001
From: tiennm99 <tiennm99@outlook.com>
Date: Mon, 11 May 2026 21:48:32 +0700
Subject: [PATCH] docs(readme): add implementation note

---
 demngayxaem/README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/demngayxaem/README.md b/demngayxaem/README.md
index 5e488b4..0c3d16d 100644
--- a/demngayxaem/README.md
+++ b/demngayxaem/README.md
@@ -1,6 +1,6 @@
 # demngayxaem
 
-Đếm ngày xa em — a small relationship "days-apart" counter website.
+Đếm ngày xa em — a small relationship "days-apart" counter website. Real-time counter using `Date.now()` since a fixed anchor date.
 
 Live: https://tiennm99.github.io/demngayxaem/