* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "Inter", sans-serif;
}

body {
  background-color: #2785c4; /* Fundo levemente acinzentado */
  min-height: 100vh;
  display: flex;
  align-items: center;
  flex-direction: column;
  margin: 0;
}

header{
  width: 100%;
  padding: 20px;
  display: flex;
  justify-content: center;
}

nav {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 40px; /* Padding interno mais elegante */
  background-color: rgba(255, 255, 255, 0.95); /* Branco levemente transparente */
  border-radius: 50px; /* Bordas bem arredondadas (estilo pill) */
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5); /* Sombra suave para dar profundidade */
  backdrop-filter: blur(5px); /* Efeito de vidro se o fundo for colorido */
  border: px solid rgba(255, 255, 255, 0.3);
  transition: transform 0.3s ease;
}

nav:hover {
  transform: translateY(-2px); /* Pequeno efeito ao passar o mouse */
}

nav img {
  display: block;
  /* Se sua logo tiver fundo branco, o ideal é que ela seja transparente (PNG) */
}

.main-content {
  flex: 1; /* Faz esse container ocupar todo o espaço restante abaixo do header */
  display: flex;
  align-items: center; /* Centraliza verticalmente */
  justify-content: center; /* Centraliza horizontalmente */
  width: 100%;
}

.signup-container {
  width: 100%;
  max-width: 450px;
  padding: 20px;
}

.signup-card {
  background: #ffffff;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
}

h1 {
  font-size: 24px;
  color: #111827;
  margin-bottom: 8px;
  text-align: center;
}

p {
  color: #6b7280;
  font-size: 14px;
  text-align: center;
  margin-bottom: 32px;
}

.input-group {
  margin-bottom: 20px;
}

.input-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #374151;
  margin-bottom: 6px;
}

input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #686767;
  border-radius: 8px;
  font-size: 14px;
  transition: border-color 0.2s;
}

input:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn-primary {
  width: 100%;
  background-color: #2563eb;
  color: white;
  padding: 12px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 10px;
  transition: background 0.2s;
}

.btn-primary:hover {
  background-color: #1d4ed8;
}

.footer-text {
  margin-top: 24px;
  text-align: center;
  font-size: 14px;
  color: #6b7280;
}

.footer-text a {
  color: #2563eb;
  text-decoration: none;
  font-weight: 600;
}

/* Responsividade para celulares pequenos */
@media (max-width: 400px) {
  .input-row {
    grid-template-columns: 1fr;
  }
}