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

html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
  overscroll-behavior: none;
}

body {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-text-size-adjust: 100%;
}

#app {
  position: fixed;
  inset: 0;
  overflow: hidden;
}

.screen {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
}

.screen[hidden] {
  display: none;
}

button {
  font-family: inherit;
  border: none;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
[tabindex]:focus-visible {
  outline: 4px solid var(--color-focus);
  outline-offset: 3px;
}

/* Controles do jogo: evitar seleção de texto e callout de longo-toque,
   sem desabilitar acessibilidade fora dessa área. */
.no-select {
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}

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

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(16px + var(--safe-bottom));
  transform: translateX(-50%);
  max-width: min(90vw, 480px);
  background: rgb(0 0 0 / 0.85);
  color: var(--color-text-inverse);
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: 15px;
  text-align: center;
  z-index: 1000;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}