/* Reset e tipografia base */

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

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  min-height: 100%;
}

body {
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* CRITICO: sem isto, form vai pra Arial no Windows / -apple-system no Mac */
button, input, select, textarea { font-family: inherit; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-titulo);
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--text);
  line-height: 1.2;
  margin: 0 0 var(--sp-4);
}

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

img { max-width: 100%; display: block; }

/* Utilitario para leitores de tela */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}