:root {
  color-scheme: light;
  --fundo: #f6f4ef;
  --painel: #ffffff;
  --texto: #1d2424;
  --texto-suave: #596263;
  --linha: #d8d6cd;
  --primario: #126b63;
  --primario-escuro: #0c514b;
  --primario-claro: #d7efea;
  --alerta: #ad5f00;
  --erro: #b42318;
  --erro-claro: #fde5df;
  --correto: #1f7a3f;
  --correto-claro: #e1f3e5;
  --foco: #2563eb;
  --sombra: 0 18px 45px rgba(38, 45, 44, 0.12);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--texto);
  background:
    linear-gradient(180deg, rgba(18, 107, 99, 0.08), transparent 320px),
    var(--fundo);
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
select,
input,
textarea {
  border: 1px solid var(--linha);
}

button:focus-visible,
select:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.28);
  outline-offset: 2px;
}

.topo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 18px;
}

.acoes-topo {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

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

h1 {
  font-size: clamp(2rem, 8vw, 4.2rem);
  line-height: 0.95;
}

h2 {
  font-size: 1.05rem;
  line-height: 1.2;
}

h3 {
  font-size: 0.92rem;
}

.rotulo {
  color: var(--texto-suave);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.layout {
  display: grid;
  grid-template-columns: minmax(230px, 280px) minmax(0, 1fr) minmax(240px, 300px);
  gap: 16px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  align-items: start;
}

.painel {
  background: var(--painel);
  border: 1px solid rgba(29, 36, 36, 0.08);
  border-radius: 8px;
  box-shadow: var(--sombra);
}

.painel-configuracao,
.painel-historico {
  position: sticky;
  top: 12px;
  display: grid;
  gap: 14px;
  padding: 16px;
}

.palco {
  display: grid;
  gap: 16px;
}

.painel-teste,
.painel-resultado {
  padding: 18px;
}

.cabecalho-painel {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.selo,
.placar {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 9px;
  border-radius: 999px;
  background: var(--primario-claro);
  color: var(--primario-escuro);
  font-size: 0.78rem;
  font-weight: 800;
  white-space: nowrap;
}

.selo.discreto {
  color: var(--texto-suave);
  background: #eeeae0;
}

.campo {
  display: grid;
  gap: 6px;
  color: var(--texto-suave);
  font-size: 0.86rem;
  font-weight: 700;
}

.campo input,
.campo select,
.campo textarea {
  width: 100%;
  min-height: 42px;
  border-radius: 8px;
  padding: 10px 11px;
  color: var(--texto);
  background: #fffdf8;
}

.campo textarea {
  min-height: 92px;
  resize: vertical;
}

.ajuda {
  color: var(--texto-suave);
  font-size: 0.82rem;
  line-height: 1.35;
}

.campo strong {
  color: var(--texto);
  font-size: 0.82rem;
}

.grade-controles {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

input[type="range"] {
  padding: 0;
  accent-color: var(--primario);
}

.alternador {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 8px;
  align-items: start;
  color: var(--texto);
  font-size: 0.9rem;
}

.alternador input {
  width: 18px;
  height: 18px;
  margin-top: 1px;
  accent-color: var(--primario);
}

.linha-progresso {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 12px;
  color: var(--texto-suave);
  font-size: 0.88rem;
  font-weight: 800;
}

progress {
  width: 100%;
  height: 10px;
  overflow: hidden;
  border: 0;
  border-radius: 999px;
  background: #e5e0d4;
}

progress::-webkit-progress-bar {
  background: #e5e0d4;
}

progress::-webkit-progress-value {
  background: var(--primario);
}

progress::-moz-progress-bar {
  background: var(--primario);
}

.termo {
  display: grid;
  place-items: center;
  min-height: clamp(180px, 34vh, 310px);
  padding: 24px;
  border-radius: 8px;
  border: 1px solid #e7e1d5;
  background:
    linear-gradient(135deg, rgba(18, 107, 99, 0.1), rgba(173, 95, 0, 0.08)),
    #fffdf8;
  color: var(--texto);
  font-size: clamp(3.2rem, 11vw, 7.2rem);
  font-weight: 900;
  line-height: 1;
  text-align: center;
  word-break: break-word;
}

.termo.oculto {
  color: transparent;
  text-shadow: 0 0 18px rgba(29, 36, 36, 0.42);
}

.acoes-principais,
.acoes-secundarias {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.botao {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 10px 14px;
  border-radius: 8px;
  color: var(--texto);
  background: #fffdf8;
  font-weight: 850;
  cursor: pointer;
}

.botao:disabled {
  cursor: not-allowed;
  opacity: 0.52;
}

.botao:hover:not(:disabled) {
  filter: brightness(0.98);
}

.botao.primario {
  border-color: var(--primario);
  background: var(--primario);
  color: #fff;
}

.botao.secundario {
  background: #fffdf8;
}

.botao.pequeno {
  min-height: 38px;
  padding: 8px 11px;
}

.botao-play {
  flex: 2 1 170px;
  min-height: 62px;
  font-size: 1.22rem;
}

.botao.correto,
.botao.erro {
  flex: 1 1 118px;
  min-height: 62px;
}

.botao.correto {
  border-color: rgba(31, 122, 63, 0.3);
  background: var(--correto-claro);
  color: var(--correto);
}

.botao.erro {
  border-color: rgba(180, 35, 24, 0.3);
  background: var(--erro-claro);
  color: var(--erro);
}

.botao.texto {
  min-height: auto;
  padding: 0;
  border: 0;
  color: var(--erro);
  background: transparent;
}

.lista-itens,
.historico {
  display: grid;
  gap: 8px;
  padding: 0 14px 14px 34px;
  margin: 0;
}

.item-lista,
.item-historico {
  padding: 10px 12px;
  border: 1px solid var(--linha);
  border-radius: 8px;
  background: #fffdf8;
}

.item-lista {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  cursor: pointer;
}

.item-lista.atual {
  border-color: var(--primario);
  box-shadow: inset 4px 0 0 var(--primario);
}

.item-lista.acerto {
  background: var(--correto-claro);
}

.item-lista.erro {
  background: var(--erro-claro);
}

.item-lista button {
  width: 100%;
  padding: 0;
  border: 0;
  color: inherit;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.item-lista strong,
.item-historico strong {
  display: block;
  color: var(--texto);
}

.item-lista span,
.item-historico span {
  color: var(--texto-suave);
  font-size: 0.78rem;
  font-weight: 700;
}

.marcacao {
  min-width: 72px;
  text-align: right;
  font-size: 0.78rem;
  font-weight: 900;
}

.resumo-resultado {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.resumo-resultado div {
  display: grid;
  gap: 4px;
  min-height: 80px;
  padding: 12px;
  border-radius: 8px;
  background: #fffdf8;
  border: 1px solid var(--linha);
}

.resumo-resultado span {
  color: var(--texto-suave);
  font-size: 0.78rem;
  font-weight: 800;
}

.resumo-resultado strong {
  font-size: 1.9rem;
}

.erros-fonema {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--linha);
}

.erros-fonema ul {
  display: grid;
  gap: 6px;
  padding-left: 18px;
  margin: 8px 0 0;
  color: var(--texto-suave);
}

.comparacao {
  padding: 12px;
  border-radius: 8px;
  background: #fff7e8;
  color: #6f4300;
  font-size: 0.88rem;
  font-weight: 750;
}

.historico {
  padding-left: 20px;
}

.item-historico {
  display: grid;
  gap: 6px;
}

.rodape {
  width: min(1180px, calc(100% - 32px));
  margin: 18px auto 28px;
  color: var(--texto-suave);
  font-size: 0.84rem;
}

@media (max-width: 980px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .painel-configuracao,
  .painel-historico {
    position: static;
  }
}

@media (max-width: 620px) {
  .topo {
    align-items: flex-start;
    width: min(100% - 20px, 1180px);
    padding-top: 16px;
  }

  .acoes-topo {
    max-width: 200px;
  }

  .layout,
  .rodape {
    width: min(100% - 20px, 1180px);
  }

  .painel-configuracao,
  .painel-historico,
  .painel-teste,
  .painel-resultado {
    padding: 14px;
  }

  .grade-controles,
  .resumo-resultado {
    grid-template-columns: 1fr;
  }

  .linha-progresso {
    grid-template-columns: 1fr;
  }

  .termo {
    min-height: 210px;
    padding: 16px;
  }

  .acoes-principais,
  .acoes-secundarias {
    display: grid;
    grid-template-columns: 1fr;
  }

  .botao {
    width: 100%;
  }
}