/* BANG MAU CHINH: chi can doi 4 ma HEX ben duoi, sau do luu file.
   File nay dung truc tiep tren hosting; khong can build lai de doi mau CSS.
   Logo la anh rieng, khong doi mau theo CSS. */
:root {
  --brand-navy: #102D4B; /* Logo identity, headings, header and footer */
  --brand-gold: #D9AD55; /* Registration buttons and identity accents */
  --brand-blue: #25658A; /* Links, icons and interactive controls */
  --brand-mist: #F4F7FA; /* Light section backgrounds */
}