/* Roboto duoc dong goi cung aiCenter de khong phu thuoc CDN ben ngoai.
 *
 * HOP DONG DO DAM: chi ba face tinh duoc dong goi — 400 (Regular),
 * 500 (Medium) va 700 (Bold). Khong co font bien. Moi gia tri font-weight
 * khac (550, 600, 620, 650, 660, 670, 680, 720, 750, 800...) deu duoc trinh
 * duyet quy ve 700 theo thuat toan khop font cua CSS, nen chung khong tao ra
 * do dam moi — chi lam thang do chu trong khong nhat quan. CSS moi hay dung
 * dung ba gia tri duoi day.
 */
@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("./Roboto-Regular.woff2") format("woff2");
}
@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("./Roboto-Medium.woff2") format("woff2");
}
@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("./Roboto-Bold.woff2") format("woff2");
}

:root {
  --font-sans: "Roboto", "Segoe UI", Arial, sans-serif;
  /* Ba do dam duy nhat co face that trong repository. */
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;
}