@font-face { font-family: Inter; src: url('fonts/inter-latin-400-normal.woff2') format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: Inter; src: url('fonts/inter-latin-500-normal.woff2') format('woff2'); font-weight: 500; font-display: swap; }
@font-face { font-family: Inter; src: url('fonts/inter-latin-600-normal.woff2') format('woff2'); font-weight: 600; font-display: swap; }
@font-face { font-family: Montserrat; src: url('fonts/montserrat-latin-600-normal.woff2') format('woff2'); font-weight: 600; font-display: swap; }

:root {
  --azul: #1D3A69;
  --laranja: #F27535;
  --cinza: #A0A1A3;
  --texto: #1F2733;
  --texto-suave: #55606E;
  --borda: #C9CDD3;
  --erro: #B3261E;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: #fff;
  color: var(--texto);
  font: 400 17px/1.55 Inter, system-ui, -apple-system, 'Segoe UI', sans-serif;
}

.topo { padding: 20px 16px 0; text-align: center; }
.topo img { height: 60px; width: auto; }

.conteudo { max-width: 560px; margin: 0 auto; padding: 20px 16px 40px; }

h1, .pergunta {
  font-family: Montserrat, Inter, system-ui, sans-serif;
  font-weight: 600;
  color: var(--azul);
  line-height: 1.25;
  outline: none;
}
h1 { font-size: 26px; margin: 0 0 10px; }
.pergunta { display: block; font-size: 22px; padding: 0; margin: 0 0 6px; }

.carregando { text-align: center; color: var(--texto-suave); padding: 48px 0; }

.progresso { margin-bottom: 24px; }
.etapa { margin: 0 0 6px; font-size: 14px; font-weight: 500; color: var(--texto-suave); }
progress {
  display: block; width: 100%; height: 6px; border: 0; border-radius: 3px;
  background: #E7E9EC; overflow: hidden; appearance: none; -webkit-appearance: none;
}
progress::-webkit-progress-bar { background: #E7E9EC; }
progress::-webkit-progress-value { background: var(--laranja); }
progress::-moz-progress-bar { background: var(--laranja); }

.abertura { margin-bottom: 28px; }
.abertura p { margin: 0; color: var(--texto-suave); }

.grupo { border: 0; margin: 0; padding: 0; min-width: 0; }
.dica { margin: 0 0 16px; font-size: 15px; color: var(--texto-suave); }

.opcao { position: relative; display: block; cursor: pointer; }
.opcao input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: pointer; }
.opcao span {
  display: flex; align-items: center; justify-content: center; min-height: 52px;
  border: 1.5px solid var(--borda); border-radius: 10px; background: #fff;
  font-weight: 500; transition: background-color .12s, border-color .12s, color .12s;
}
.opcao:hover span { border-color: var(--azul); }
.opcao input:checked + span { background: var(--azul); border-color: var(--azul); color: #fff; }
.opcao input:focus-visible + span { outline: 3px solid var(--azul); outline-offset: 2px; }

.escala { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; margin-top: 16px; }
.lista { display: grid; gap: 10px; margin-top: 16px; }

textarea {
  display: block; width: 100%; padding: 12px; margin: 16px 0 6px;
  border: 1.5px solid var(--borda); border-radius: 10px;
  font: inherit; color: inherit; resize: vertical;
}
textarea:focus-visible { outline: 3px solid var(--azul); outline-offset: 2px; border-color: var(--azul); }

.erro { min-height: 24px; margin: 14px 0 0; font-size: 15px; font-weight: 500; color: var(--erro); }

.acoes { display: flex; gap: 12px; margin-top: 8px; }

.botao {
  flex: 1; min-height: 52px; padding: 0 20px; border: 1.5px solid var(--azul); border-radius: 10px;
  background: var(--azul); color: #fff; font: 600 17px/1 Inter, system-ui, sans-serif; cursor: pointer;
}
.botao:hover { background: #162D52; }
.botao:focus-visible { outline: 3px solid var(--azul); outline-offset: 2px; }
.botao:disabled { opacity: .65; cursor: progress; }
.botao.secundario { flex: 0 0 auto; background: #fff; color: var(--azul); }
.botao.secundario:hover { background: #EEF1F6; }

.aviso { text-align: center; padding: 32px 0; }
.aviso p { margin: 0 0 24px; color: var(--texto-suave); }
.aviso .botao { flex: none; width: 100%; max-width: 280px; }

@media (min-width: 560px) {
  .topo { padding-top: 32px; }
  .topo img { height: 76px; }
  .escala { grid-template-columns: repeat(11, 1fr); gap: 6px; }
  .pergunta { font-size: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  .opcao span { transition: none; }
}