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

html,
body {
  height: 100%;
  /* Blocca la navigazione back/forward (e il bounce) sullo swipe a due dita. */
  overscroll-behavior: none;
}

body {
  margin: 0;
  display: grid;
  grid-template-rows: var(--toolbar-height) 1fr;
  background: var(--surface-canvas);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: var(--text-md);
  -webkit-font-smoothing: antialiased;
  overflow: hidden;
  /*
   * Niente selezione del testo della chrome: il tasto sinistro qui serve solo a
   * panare, e un testo evidenziato per sbaglio a metà trascinamento e' rumore.
   */
  user-select: none;
}

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}

/* Icone Eva inline: ereditano il colore del contenitore. */
.icon {
  display: block;
  flex: none;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

kbd {
  padding: 1px 5px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface-raised);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 10px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition-duration: 0ms !important;
    animation-duration: 0ms !important;
  }
}