*, *::before, *::after { box-sizing: border-box; }
html, body {
  margin: 0;
  background: var(--surface-app);
  color: var(--text-primary);
  font: var(--text-body);
  -webkit-font-smoothing: antialiased;
}
body { font-family: var(--font-sans); }
a { color: var(--text-link); text-decoration: none; }
a:hover { color: var(--text-link-hover); text-decoration: underline; }