*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--surface-app);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  margin: 0;
}

p { margin: 0; }

a {
  color: var(--text-link);
  text-decoration: none;
}
a:hover {
  color: var(--text-link-hover);
  text-decoration: underline;
}

::selection {
  background: var(--cyan-300);
  color: var(--navy-950);
}

button, input, select, textarea {
  font-family: inherit;
}

:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}