:root {
  --cor-fundo: #f3f4f6;
  --cor-cartao: #ffffff;
  --cor-texto: #1f2937;
  --cor-primaria: #2563eb;
  --cor-primaria-hover: #1d4ed8;
  --cor-perigo: #dc2626;
  --cor-perigo-hover: #b91c1c;
}

body {
  font-family: system-ui, -apple-system, sans-serif;
  background-color: var(--cor-fundo);
  color: var(--cor-texto);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
}

main {
  background-color: var(--cor-cartao);
  padding: 2.5rem 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  text-align: center;
  width: 100%;
  max-width: 400px;
}

h1 {
  font-size: 1.5rem;
  margin-top: 0;
  margin-bottom: 1rem;
}

#status {
  margin-bottom: 2rem;
  color: #4b5563;
  font-size: 0.95rem;
  padding: 0.75rem;
  background-color: #f9fafb;
  border-radius: 6px;
  border: 1px solid #e5e7eb;
}

a {
  display: inline-block;
  background-color: var(--cor-primaria);
  color: white;
  text-decoration: none;
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  margin: 0.25rem;
  font-weight: 500;
  font-size: 0.9rem;
  transition: background-color 0.2s;
}

a:hover {
  background-color: var(--cor-primaria-hover);
}

form {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid #e5e7eb;
}

button {
  background-color: var(--cor-perigo);
  color: white;
  border: none;
  padding: 0.6rem 1.5rem;
  border-radius: 6px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s;
  width: 100%;
}

button:hover {
  background-color: var(--cor-perigo-hover);
}