/* ==========================
   Variáveis de Tema
   ========================== */
:root {
  --bg: #f9f9f9;
  --card: #ffffff;
  --text: #333;
  --border: #ddd;
  --accent: #007bff; /* azul */
  --accent-hover: #0056b3;
  --radius: 10px;
  --shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
  --font: "Segoe UI", Arial, sans-serif;
}

/* ==========================
   Reset e Base
   ========================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  padding: 20px;
}

h1, h2, legend {
  color: var(--accent);
}

main.container {
  max-width: 600px;
  margin: 0 auto;
}

/* ==========================
   Header
   ========================== */
.header {
  text-align: center;
  margin-bottom: 20px;
}
.subtitle {
  font-size: 0.95rem;
  color: #555;
}

/* ==========================
   Barra de Progresso
   ========================== */
.progress-bar {
  width: 100%;
  height: 14px;
  background: var(--border);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 18px;
}
.progress {
  height: 100%;
  width: 0%;
  background: var(--accent);
  transition: width 0.4s ease;
}

/* ==========================
   Formulário e Etapas
   ========================== */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}

fieldset {
  border: none;
  margin: 0;
  padding: 0;
}

legend {
  font-weight: bold;
  margin-bottom: 10px;
}

.hint {
  font-size: 0.9rem;
  color: #666;
  margin-bottom: 12px;
}

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}
.radio-group label {
  cursor: pointer;
}

.step {
  display: none;
}
.step.active {
  display: block;
}

/* ==========================
   Botões
   ========================== */
.btn {
  display: inline-block;
  padding: 10px 16px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 500;
  transition: background 0.3s ease;
  margin: 4px;
}

.btn.primary {
  background: var(--accent);
  color: #fff;
}
.btn.primary:hover {
  background: var(--accent-hover);
}

.btn.next,
.btn.prev {
  background: #eaeaea;
}
.btn.next:hover,
.btn.prev:hover {
  background: #d6d6d6;
}

/* ==========================
   Resultado
   ========================== */
.result {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.veredito {
  font-size: 1.2rem;
  font-weight: bold;
  margin-bottom: 12px;
}

.explicacao {
  margin: 10px 0;
  padding-left: 20px;
  list-style: disc;
}

.nota-legal {
  font-size: 0.85rem;
  color: #666;
  margin-top: 12px;
}

/* ==========================
   Footer
   ========================== */
.footer {
  text-align: center;
  font-size: 0.8rem;
  color: #777;
  margin-top: 20px;
}

/* ==========================
   Responsividade
   ========================== */
@media (max-width: 768px) {
  body {
    padding: 15px;
  }

  main.container {
    max-width: 100%;
  }

  .card, .result {
    padding: 18px;
  }

  .subtitle {
    font-size: 0.9rem;
  }

  .btn {
    padding: 10px 14px;
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  body {
    padding: 10px;
  }

  .card, .result {
    padding: 15px;
  }

  .btn {
    width: 100%; /* Botões ocupam largura total no mobile */
    margin: 6px 0;
    text-align: center;
  }

  .subtitle {
    font-size: 0.85rem;
  }

  .veredito {
    font-size: 1rem;
  }
}