/* Grundaussehen: Hintergrund, Schrift, sichere Bereiche des iPhones */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: var(--text-md);
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  touch-action: manipulation;
}

h1,
h2,
h3,
p {
  margin: 0;
}

.num {
  font-variant-numeric: tabular-nums;
}

.app {
  padding:
    calc(env(safe-area-inset-top) + var(--space-4))
    var(--space-4)
    calc(env(safe-area-inset-bottom) + var(--tabbar-height) + var(--tabbar-gap) * 2 + var(--space-4));
  max-width: 480px;
  margin: 0 auto;
}

.screen {
  display: none;
  animation: screen-in var(--transition);
}

.screen.is-active {
  display: block;
}

@keyframes screen-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  .screen { animation: none; }
}