Helio

@font-face {
  font-family: "Helio bold italic";
  src: url("./Helio bold italic.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helio bold";
  src: url("./Helio bold.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helio italic";
  src: url("./Helio italic.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Helio";
  src: url("./Helio.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

Self-host the font files from your download. Commercial license → licensing.