:root {
  --fundo-pagina: #141627;
  --card: #1A1D2E;
  --texto-principal: #FFFFFF;
  --texto-secundario: #8A8F9C;
  --valor-impacto: #E9AE7D;
  --cta: #E9AE7D;
  --fonte-principal: 'Segoe UI', sans-serif;
}

body {
  margin: 0;
  font-family: var(--fonte-principal);
  background-color: var(--fundo-pagina);
  color: var(--texto-principal);
}

header, footer {
  background-color: var(--card);
  padding: 2rem;
  text-align: center;
}

header h1 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.subtitle {
  color: var(--texto-secundario);
  font-size: 0.9rem;
}

main {
  padding: 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

@media (max-width: 768px) {
  main {
    grid-template-columns: 1fr;
  }
}

.card {
  background-color: var(--card);
  border-radius: 1rem;
  padding: 2rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

form {
  display: grid;
  gap: 1.5rem;
}

label {
  font-size: 0.95rem;
  display: block;
  margin-bottom: 0.25rem;
}

input[type="number"] {
  width: 120px;
  padding: 0.5rem;
  border-radius: 0.5rem;
  border: none;
  background-color: #FFFFFF;
  color: #000;
  font-size: 1rem;
}

button {
  margin-top: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  border: none;
  background-color: var(--cta);
  color: #1F2430;
  font-weight: bold;
  cursor: pointer;
}

.valor-impacto {
  font-size: 1.6rem;
  color: var(--valor-impacto);
  font-weight: bold;
  margin: 1rem 0;
}

.nota {
  font-size: 0.9rem;
  color: var(--texto-secundario);
}

.cta {
  text-align: center;
  background-color: var(--card);
  border-radius: 1rem;
  padding: 2rem;
}

.cta p {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  line-height: 1.6;
}

.botao-cta {
  display: inline-block;
  background-color: var(--cta);
  color: #1F2430;
  padding: 0.75rem 1.5rem;
  border-radius: 2rem;
  text-decoration: none;
  font-weight: bold;
  margin-top: 1rem;
}

canvas {
  max-width: 100%;
}

footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  font-size: 0.9rem;
  color: var(--texto-secundario);
  padding: 2rem;
  background-color: var(--card);
  border-top: 1px solid var(--texto-secundario);
}

footer strong {
  font-size: 1rem;
  color: var(--texto-principal);
}

footer .certificacoes {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

footer .badge {
  background-color: #2A2E42;
  padding: 0.25rem 0.75rem;
  border-radius: 0.5rem;
  font-size: 0.8rem;
  color: #FFFFFF;
}

.botao-site {
  display: inline-block;
  background-color: transparent;
  border: 2px solid var(--cta);
  color: var(--valor-impacto);
  padding: 0.5rem 1.25rem;
  border-radius: 2rem;
  text-decoration: none;
  font-weight: bold;
  margin-top: 1rem;
}