[hidden] { display: none !important; }
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; margin: 0; }
body {
  background: #fff; color: #000;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  touch-action: manipulation;
  -webkit-text-size-adjust: 100%;
}
main {
  height: 100%;
  height: 100dvh; /* évite que les boutons soient cachés par la barre du navigateur mobile */
  max-width: 640px; margin: 0 auto;
  padding: max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right))
           max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
}
section { height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 20px; text-align: center; }
h1 { margin: 0; font-size: 2rem; }
label { display: flex; flex-direction: column; gap: 8px; font-size: 1.1rem; }
input { font: inherit; font-size: 1.5rem; width: 6.5rem; min-height: 52px; padding: 8px; text-align: center; border: 2px solid #000; border-radius: 10px; }
button { font: inherit; font-size: 1.3rem; min-height: 56px; padding: 14px 28px; border: 2px solid #000; border-radius: 12px; background: #fff; color: #000; cursor: pointer; }
button.primary { background: #000; color: #fff; }
button.link { border: 0; background: none; font-size: 1rem; text-decoration: underline; min-height: 44px; padding: 8px; }
button:focus-visible, input:focus-visible { outline: 3px solid #06f; outline-offset: 2px; }
#remaining { margin: 0; color: #666; }
#play { justify-content: space-between; padding: 8px 0; user-select: none; -webkit-user-select: none; }
#timer { font-size: 3rem; font-variant-numeric: tabular-nums; font-weight: 700; }
#timer.low { color: #d00; }
#word { flex: 1; display: flex; align-items: center; justify-content: center; font-size: clamp(2rem, 11vw, 4rem); font-weight: 700; line-height: 1.15; overflow-wrap: anywhere; }
.actions { display: flex; gap: 12px; width: 100%; }
.actions button { flex: 1; min-height: 96px; padding: 0; font-size: 1.6rem; }
#score { font-size: 6rem; font-weight: 700; }

@media (min-width: 700px) {
  main { padding: 32px; }
  #word { font-size: 4.5rem; }
}