:root {
  --fundo: #17152b;
  --painel: #221f3d;
  --borda: #3b3860;
  --texto: #f4f1ff;
  --suave: #a9a4c9;
  --certa: #22a06b;
  --lugar: #e3a92b;
  --errada: #67637f;
  --tecla: #4a4670;
  --ladrilho: min(15vw, 62px, 8.2vh);
  --vao: 6px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: radial-gradient(ellipse at top, #251f4a 0%, var(--fundo) 60%);
  color: var(--texto);
  font-family: ui-rounded, "SF Pro Rounded", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
  min-height: 100dvh;
  padding: env(safe-area-inset-top) 8px env(safe-area-inset-bottom);
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none;
  -webkit-text-size-adjust: 100%;
}
button { font: inherit; color: inherit; cursor: pointer; }

.topo {
  width: 100%;
  max-width: 500px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 4px 6px;
}
.icone {
  width: 38px; height: 38px;
  border-radius: 12px;
  border: 1px solid var(--borda);
  background: var(--painel);
  font-weight: 700;
  font-size: 18px;
  display: grid; place-items: center;
}
.marca { display: flex; margin: 0; }
.marca span + span { margin-left: 3px; }
.marca span {
  display: grid; place-items: center;
  width: 28px; height: 30px;
  border-radius: 7px;
  font-size: 18px; font-weight: 800;
  background: var(--painel);
  border: 1px solid var(--borda);
}
.marca span:nth-child(1), .marca span:nth-child(5) { background: var(--certa); border-color: var(--certa); }
.marca span:nth-child(3) { background: var(--lugar); border-color: var(--lugar); color: #2a1d00; }

.modos {
  display: flex;
  background: var(--painel);
  border: 1px solid var(--borda);
  border-radius: 999px;
  padding: 3px;
  margin: 4px 0 2px;
}
.modo {
  border: 0; background: transparent;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 14px; font-weight: 600;
  color: var(--suave);
}
.modo + .modo { margin-left: 4px; }
.modo.ativo { background: var(--tecla); color: var(--texto); }

main {
  flex: 1;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  position: relative;
  width: 100%;
}
.subtitulo { margin: 4px 0 10px; color: var(--suave); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; }

.grade { display: grid; grid-gap: var(--vao); gap: var(--vao); }
.linha { display: grid; grid-template-columns: repeat(5, var(--ladrilho)); grid-gap: var(--vao); gap: var(--vao); }
.linha.tremer { animation: tremer .4s; }
.ladrilho {
  width: var(--ladrilho); height: var(--ladrilho);
  display: grid; place-items: center;
  border-radius: 10px;
  font-size: calc(var(--ladrilho) * .52);
  font-weight: 800;
  text-transform: uppercase;
  background: rgba(255,255,255,.03);
  border: 2px solid transparent;
}
.linha.futura .ladrilho { background: transparent; border-color: rgba(255,255,255,.07); }
.linha.atual .ladrilho { border-color: var(--borda); background: var(--painel); cursor: pointer; }
.linha.atual .ladrilho.cursor { border-color: #8f88d6; box-shadow: 0 0 0 2px rgba(143,136,214,.25); }
.linha.atual .ladrilho.cheio { animation: pulo .12s; }
.ladrilho.certa { background: var(--certa); border-color: var(--certa); }
.ladrilho.lugar { background: var(--lugar); border-color: var(--lugar); color: #2a1d00; }
.ladrilho.errada { background: var(--errada); border-color: var(--errada); color: #fff; }
.linha.invalida .ladrilho { border-color: #e5484d !important; }
.ladrilho.virar { animation: virar .5s ease both; }
.linha.venceu .ladrilho { animation: dancar .5s ease both; }

.aviso {
  position: fixed; top: 96px; left: 50%; margin-left: 0;
  box-shadow: 0 8px 24px rgba(0,0,0,.45);
  background: var(--texto); color: var(--fundo);
  font-weight: 700; font-size: 16px; white-space: nowrap;
  padding: 12px 18px; border-radius: 10px;
  opacity: 0; -webkit-transform: translate(-50%, -6px); transform: translate(-50%, -6px);
  transition: opacity .2s, transform .2s;
  pointer-events: none; z-index: 50;
}
.aviso.mostrar { opacity: 1; -webkit-transform: translate(-50%, 0); transform: translate(-50%, 0); }
.aviso.erro { background: #e5484d; color: #fff; }

.teclado { width: 100%; max-width: 500px; padding: 8px 0 12px; display: grid; grid-gap: 7px; gap: 7px; }
.fileira { display: flex; justify-content: center; }
.tecla + .tecla { margin-left: 5px; }
.tecla {
  flex: 1; max-width: 44px;
  height: 54px;
  border: 0; border-radius: 8px;
  background: var(--tecla);
  font-size: 17px; font-weight: 700;
  display: grid; place-items: center;
  touch-action: manipulation;
}
.tecla:active { filter: brightness(1.25); }
.tecla.larga { max-width: 76px; flex: 1.6; font-size: 12px; letter-spacing: .04em; }
.tecla.enviar { background: var(--certa); }
.tecla.certa { background: var(--certa); }
.tecla.lugar { background: var(--lugar); color: #2a1d00; }
.tecla.errada { background: #2a2740; color: #77729a; }

.janela {
  position: relative;
  width: 92vw;
  max-width: 420px;
  margin: auto;
  border: 1px solid var(--borda);
  border-radius: 18px;
  background: var(--painel);
  color: var(--texto);
  padding: 22px 22px 18px;
  -webkit-user-select: text;
  user-select: text;
}
.modal {
  position: fixed; top: 0; right: 0; bottom: 0; left: 0;
  z-index: 40;
  display: flex;
  padding: 16px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  background: rgba(10, 8, 25, .7);
}
.modal[hidden] { display: none; }
.janela h2 { margin: 0 0 12px; font-size: 22px; }
.janela h3 { margin: 18px 0 8px; font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--suave); }
.janela p { line-height: 1.45; margin: 8px 0; font-size: 15px; }
.fechar {
  position: absolute; right: 12px; top: 10px;
  border: 0; background: transparent; font-size: 26px; color: var(--suave);
}
.exemplo { display: flex; margin-top: 14px; --ladrilho: 38px; }
.exemplo .ladrilho + .ladrilho { margin-left: 4px; }
.exemplo .ladrilho { border-color: var(--borda); }
.exemplo .ladrilho.certa, .exemplo .ladrilho.lugar, .exemplo .ladrilho.errada { border-color: transparent; }

.fim-palavra { font-size: 15px; color: var(--suave); }
.fim-palavra b { color: var(--texto); font-size: 20px; letter-spacing: .1em; text-transform: uppercase; }
.numeros { display: grid; grid-template-columns: repeat(4, 1fr); text-align: center; }
.numeros b { display: block; font-size: 28px; }
.numeros span { font-size: 11px; color: var(--suave); }
.distribuicao { display: grid; grid-gap: 4px; gap: 4px; }
.barra { display: grid; grid-template-columns: 14px 1fr; grid-gap: 6px; gap: 6px; align-items: center; font-size: 13px; }
.barra div { background: var(--tecla); border-radius: 4px; padding: 2px 6px; text-align: right; min-width: 22px; font-weight: 700; }
.barra.destaque div { background: var(--certa); }
.acoes { display: flex; margin-top: 18px; }
.acoes .botao + .botao { margin-left: 8px; }
.botao {
  flex: 1; border: 0; border-radius: 12px;
  padding: 12px; font-weight: 700; font-size: 15px;
  background: var(--certa);
}
.botao.secundario { background: var(--tecla); }
.botao[hidden] { display: none; }
.contagem { text-align: center; color: var(--suave); font-size: 13px; }

@keyframes virar {
  0% { transform: rotateX(0); }
  50% { transform: rotateX(90deg); }
  100% { transform: rotateX(0); }
}
@keyframes pulo { 50% { transform: scale(1.08); } }
@keyframes tremer {
  20%, 60% { transform: translateX(-6px); }
  40%, 80% { transform: translateX(6px); }
}
@keyframes dancar {
  30% { transform: translateY(-14px); }
  60% { transform: translateY(3px); }
}
@media (prefers-reduced-motion: reduce) {
  .ladrilho.virar, .linha.venceu .ladrilho, .linha.tremer, .ladrilho.cheio { animation: none !important; }
}