*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, h5, h6, p, ul, ol, dl, blockquote, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; cursor: pointer; background: none; border: 0; padding: 0; color: inherit; }
a { color: inherit; text-decoration: none; }
input, textarea, select { font: inherit; color: inherit; }

/* Foco em indigo, não no verde antigo. Sobre fundo escuro o indigo-600 fica
   fraco, então lá o anel usa o indigo-300 — o mesmo par do logo negativo. */
:focus-visible {
  outline: 2px solid var(--acao);
  outline-offset: 2px;
  border-radius: 3px;
}
.sobre-escuro :focus-visible,
.fundo-escuro :focus-visible { outline-color: var(--sobre-escuro-apoio); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}